diff options
| -rw-r--r-- | pkg/abi/linux/linux_abi_autogen_unsafe.go | 4062 | ||||
| -rw-r--r-- | pkg/marshal/primitive/primitive_abi_autogen_unsafe.go | 400 | ||||
| -rw-r--r-- | pkg/sentry/arch/arch_abi_autogen_unsafe.go | 244 | ||||
| -rw-r--r-- | pkg/sentry/arch/arch_amd64_abi_autogen_unsafe.go | 286 | ||||
| -rw-r--r-- | pkg/sentry/kernel/auth/auth_abi_autogen_unsafe.go | 178 | ||||
| -rw-r--r-- | pkg/sentry/syscalls/linux/linux_abi_autogen_unsafe.go | 142 | ||||
| -rw-r--r-- | pkg/sentry/syscalls/linux/vfs2/vfs2_abi_autogen_unsafe.go | 200 |
7 files changed, 2756 insertions, 2756 deletions
diff --git a/pkg/abi/linux/linux_abi_autogen_unsafe.go b/pkg/abi/linux/linux_abi_autogen_unsafe.go index 2170a2cab..dbbe85673 100644 --- a/pkg/abi/linux/linux_abi_autogen_unsafe.go +++ b/pkg/abi/linux/linux_abi_autogen_unsafe.go @@ -1728,53 +1728,65 @@ func (s *Statfs) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEReleaseIn) SizeBytes() int { - return 24 +func (f *FUSEWriteIn) SizeBytes() int { + return 40 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEReleaseIn) MarshalBytes(dst []byte) { +func (f *FUSEWriteIn) MarshalBytes(dst []byte) { usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh)) dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Offset)) + dst = dst[8:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.ReleaseFlags)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.WriteFlags)) dst = dst[4:] usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner)) dst = dst[8:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags)) + dst = dst[4:] + // Padding: dst[:sizeof(uint32)] ~= uint32(0) + dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEReleaseIn) UnmarshalBytes(src []byte) { +func (f *FUSEWriteIn) UnmarshalBytes(src []byte) { f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) + f.Offset = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Size = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - f.ReleaseFlags = uint32(usermem.ByteOrder.Uint32(src[:4])) + f.WriteFlags = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] + f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + // Padding: var _ uint32 ~= src[:sizeof(uint32)] + src = src[4:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEReleaseIn) Packed() bool { +func (f *FUSEWriteIn) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEReleaseIn) MarshalUnsafe(dst []byte) { +func (f *FUSEWriteIn) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEReleaseIn) UnmarshalUnsafe(src []byte) { +func (f *FUSEWriteIn) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEReleaseIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEWriteIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1791,13 +1803,13 @@ func (f *FUSEReleaseIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEReleaseIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEWriteIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEReleaseIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEWriteIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1813,7 +1825,7 @@ func (f *FUSEReleaseIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEReleaseIn) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEWriteIn) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1829,53 +1841,53 @@ func (f *FUSEReleaseIn) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSECreateMeta) SizeBytes() int { - return 16 +func (f *FUSEDirentMeta) SizeBytes() int { + return 24 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSECreateMeta) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask)) +func (f *FUSEDirentMeta) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ino)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Off)) + dst = dst[8:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.NameLen)) dst = dst[4:] - // Padding: dst[:sizeof(uint32)] ~= uint32(0) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Type)) dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSECreateMeta) UnmarshalBytes(src []byte) { - f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (f *FUSEDirentMeta) UnmarshalBytes(src []byte) { + f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Off = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.NameLen = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - // Padding: var _ uint32 ~= src[:sizeof(uint32)] + f.Type = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSECreateMeta) Packed() bool { +func (f *FUSEDirentMeta) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSECreateMeta) MarshalUnsafe(dst []byte) { +func (f *FUSEDirentMeta) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSECreateMeta) UnmarshalUnsafe(src []byte) { +func (f *FUSEDirentMeta) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSECreateMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEDirentMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1892,13 +1904,13 @@ func (f *FUSECreateMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, lim // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSECreateMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEDirentMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSECreateMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEDirentMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1914,7 +1926,7 @@ func (f *FUSECreateMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSECreateMeta) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEDirentMeta) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1930,29 +1942,77 @@ func (f *FUSECreateMeta) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEMknodMeta) SizeBytes() int { - return 16 +func (f *FUSESetAttrIn) SizeBytes() int { + return 88 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEMknodMeta) MarshalBytes(dst []byte) { +func (f *FUSESetAttrIn) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Valid)) + dst = dst[4:] + // Padding: dst[:sizeof(uint32)] ~= uint32(0) + dst = dst[4:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Size)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Atime)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Mtime)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ctime)) + dst = dst[8:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AtimeNsec)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MtimeNsec)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.CtimeNsec)) + dst = dst[4:] usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Rdev)) + // Padding: dst[:sizeof(uint32)] ~= uint32(0) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID)) dst = dst[4:] // Padding: dst[:sizeof(uint32)] ~= uint32(0) dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEMknodMeta) UnmarshalBytes(src []byte) { +func (f *FUSESetAttrIn) UnmarshalBytes(src []byte) { + f.Valid = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + // Padding: var _ uint32 ~= src[:sizeof(uint32)] + src = src[4:] + f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Size = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4])) + // Padding: var _ uint32 ~= src[:sizeof(uint32)] src = src[4:] - f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4])) + f.UID = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.GID = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] // Padding: var _ uint32 ~= src[:sizeof(uint32)] src = src[4:] @@ -1960,23 +2020,23 @@ func (f *FUSEMknodMeta) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEMknodMeta) Packed() bool { +func (f *FUSESetAttrIn) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEMknodMeta) MarshalUnsafe(dst []byte) { +func (f *FUSESetAttrIn) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEMknodMeta) UnmarshalUnsafe(src []byte) { +func (f *FUSESetAttrIn) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEMknodMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSESetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1993,13 +2053,13 @@ func (f *FUSEMknodMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEMknodMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSESetAttrIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEMknodMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSESetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2015,7 +2075,7 @@ func (f *FUSEMknodMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEMknodMeta) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSESetAttrIn) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2031,95 +2091,6 @@ func (f *FUSEMknodMeta) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -//go:nosplit -func (f *FUSEOpID) SizeBytes() int { - return 8 -} - -// MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEOpID) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(*f)) -} - -// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEOpID) UnmarshalBytes(src []byte) { - *f = FUSEOpID(uint64(usermem.ByteOrder.Uint64(src[:8]))) -} - -// Packed implements marshal.Marshallable.Packed. -//go:nosplit -func (f *FUSEOpID) Packed() bool { - // Scalar newtypes are always packed. - return true -} - -// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEOpID) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(f)) -} - -// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEOpID) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(f), src) -} - -// CopyOutN implements marshal.Marshallable.CopyOutN. -//go:nosplit -func (f *FUSEOpID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f))) - hdr.Len = f.SizeBytes() - hdr.Cap = f.SizeBytes() - - length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that f - // must live until the use above. - runtime.KeepAlive(f) // escapes: replaced by intrinsic. - return length, err -} - -// CopyOut implements marshal.Marshallable.CopyOut. -//go:nosplit -func (f *FUSEOpID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return f.CopyOutN(cc, addr, f.SizeBytes()) -} - -// CopyIn implements marshal.Marshallable.CopyIn. -//go:nosplit -func (f *FUSEOpID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f))) - hdr.Len = f.SizeBytes() - hdr.Cap = f.SizeBytes() - - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that f - // must live until the use above. - runtime.KeepAlive(f) // escapes: replaced by intrinsic. - return length, err -} - -// WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEOpID) WriteTo(w io.Writer) (int64, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f))) - hdr.Len = f.SizeBytes() - hdr.Cap = f.SizeBytes() - - length, err := w.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that f - // must live until the use above. - runtime.KeepAlive(f) // escapes: replaced by intrinsic. - return int64(length), err -} - -// SizeBytes implements marshal.Marshallable.SizeBytes. func (f *FUSEHeaderIn) SizeBytes() int { return 28 + (*FUSEOpcode)(nil).SizeBytes() + @@ -2274,67 +2245,49 @@ func (f *FUSEHeaderIn) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEHeaderOut) SizeBytes() int { - return 8 + - (*FUSEOpID)(nil).SizeBytes() +func (f *FUSEGetAttrIn) SizeBytes() int { + return 16 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEHeaderOut) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Len)) +func (f *FUSEGetAttrIn) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GetAttrFlags)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Error)) + // Padding: dst[:sizeof(uint32)] ~= uint32(0) dst = dst[4:] - f.Unique.MarshalBytes(dst[:f.Unique.SizeBytes()]) - dst = dst[f.Unique.SizeBytes():] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh)) + dst = dst[8:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEHeaderOut) UnmarshalBytes(src []byte) { - f.Len = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (f *FUSEGetAttrIn) UnmarshalBytes(src []byte) { + f.GetAttrFlags = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - f.Error = int32(usermem.ByteOrder.Uint32(src[:4])) + // Padding: var _ uint32 ~= src[:sizeof(uint32)] src = src[4:] - f.Unique.UnmarshalBytes(src[:f.Unique.SizeBytes()]) - src = src[f.Unique.SizeBytes():] + f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEHeaderOut) Packed() bool { - return f.Unique.Packed() +func (f *FUSEGetAttrIn) Packed() bool { + return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEHeaderOut) MarshalUnsafe(dst []byte) { - if f.Unique.Packed() { - safecopy.CopyIn(dst, unsafe.Pointer(f)) - } else { - // Type FUSEHeaderOut doesn't have a packed layout in memory, fallback to MarshalBytes. - f.MarshalBytes(dst) - } +func (f *FUSEGetAttrIn) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEHeaderOut) UnmarshalUnsafe(src []byte) { - if f.Unique.Packed() { - safecopy.CopyOut(unsafe.Pointer(f), src) - } else { - // Type FUSEHeaderOut doesn't have a packed layout in memory, fallback to UnmarshalBytes. - f.UnmarshalBytes(src) - } +func (f *FUSEGetAttrIn) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEHeaderOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !f.Unique.Packed() { - // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay. - f.MarshalBytes(buf) // escapes: fallback. - return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - } - +func (f *FUSEGetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2351,23 +2304,13 @@ func (f *FUSEHeaderOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEHeaderOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEGetAttrIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEHeaderOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !f.Unique.Packed() { - // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay. - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Unmarshal unconditionally. If we had a short copy-in, this results in a - // partially unmarshalled struct. - f.UnmarshalBytes(buf) // escapes: fallback. - return length, err - } - +func (f *FUSEGetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2383,15 +2326,7 @@ func (f *FUSEHeaderOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEHeaderOut) WriteTo(writer io.Writer) (int64, error) { - if !f.Unique.Packed() { - // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, f.SizeBytes()) - f.MarshalBytes(buf) - length, err := writer.Write(buf) - return int64(length), err - } - +func (f *FUSEGetAttrIn) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2407,30 +2342,42 @@ func (f *FUSEHeaderOut) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEGetAttrOut) SizeBytes() int { - return 16 + +func (f *FUSEEntryOut) SizeBytes() int { + return 40 + (*FUSEAttr)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEGetAttrOut) MarshalBytes(dst []byte) { +func (f *FUSEEntryOut) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.NodeID)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Generation)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.EntryValid)) + dst = dst[8:] usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid)) dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AttrValidNsec)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.EntryValidNSec)) dst = dst[4:] - // Padding: dst[:sizeof(uint32)] ~= uint32(0) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AttrValidNSec)) dst = dst[4:] f.Attr.MarshalBytes(dst[:f.Attr.SizeBytes()]) dst = dst[f.Attr.SizeBytes():] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEGetAttrOut) UnmarshalBytes(src []byte) { +func (f *FUSEEntryOut) UnmarshalBytes(src []byte) { + f.NodeID = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Generation = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.EntryValid = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] f.AttrValid = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - f.AttrValidNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) + f.EntryValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - // Padding: var _ uint32 ~= src[:sizeof(uint32)] + f.AttrValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] f.Attr.UnmarshalBytes(src[:f.Attr.SizeBytes()]) src = src[f.Attr.SizeBytes():] @@ -2438,35 +2385,35 @@ func (f *FUSEGetAttrOut) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEGetAttrOut) Packed() bool { +func (f *FUSEEntryOut) Packed() bool { return f.Attr.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEGetAttrOut) MarshalUnsafe(dst []byte) { +func (f *FUSEEntryOut) MarshalUnsafe(dst []byte) { if f.Attr.Packed() { safecopy.CopyIn(dst, unsafe.Pointer(f)) } else { - // Type FUSEGetAttrOut doesn't have a packed layout in memory, fallback to MarshalBytes. + // Type FUSEEntryOut doesn't have a packed layout in memory, fallback to MarshalBytes. f.MarshalBytes(dst) } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEGetAttrOut) UnmarshalUnsafe(src []byte) { +func (f *FUSEEntryOut) UnmarshalUnsafe(src []byte) { if f.Attr.Packed() { safecopy.CopyOut(unsafe.Pointer(f), src) } else { - // Type FUSEGetAttrOut doesn't have a packed layout in memory, fallback to UnmarshalBytes. + // Type FUSEEntryOut doesn't have a packed layout in memory, fallback to UnmarshalBytes. f.UnmarshalBytes(src) } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEGetAttrOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEEntryOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { if !f.Attr.Packed() { - // Type FUSEGetAttrOut doesn't have a packed layout in memory, fall back to MarshalBytes. + // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to MarshalBytes. buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay. f.MarshalBytes(buf) // escapes: fallback. return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. @@ -2488,15 +2435,15 @@ func (f *FUSEGetAttrOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, lim // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEGetAttrOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEEntryOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEGetAttrOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEEntryOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { if !f.Attr.Packed() { - // Type FUSEGetAttrOut doesn't have a packed layout in memory, fall back to UnmarshalBytes. + // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to UnmarshalBytes. buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay. length, err := cc.CopyInBytes(addr, buf) // escapes: okay. // Unmarshal unconditionally. If we had a short copy-in, this results in a @@ -2520,9 +2467,9 @@ func (f *FUSEGetAttrOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEGetAttrOut) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEEntryOut) WriteTo(writer io.Writer) (int64, error) { if !f.Attr.Packed() { - // Type FUSEGetAttrOut doesn't have a packed layout in memory, fall back to MarshalBytes. + // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to MarshalBytes. buf := make([]byte, f.SizeBytes()) f.MarshalBytes(buf) length, err := writer.Write(buf) @@ -2544,6 +2491,103 @@ func (f *FUSEGetAttrOut) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. +func (f *FUSEOpenOut) SizeBytes() int { + return 16 +} + +// MarshalBytes implements marshal.Marshallable.MarshalBytes. +func (f *FUSEOpenOut) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh)) + dst = dst[8:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.OpenFlag)) + dst = dst[4:] + // Padding: dst[:sizeof(uint32)] ~= uint32(0) + dst = dst[4:] +} + +// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. +func (f *FUSEOpenOut) UnmarshalBytes(src []byte) { + f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.OpenFlag = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + // Padding: var _ uint32 ~= src[:sizeof(uint32)] + src = src[4:] +} + +// Packed implements marshal.Marshallable.Packed. +//go:nosplit +func (f *FUSEOpenOut) Packed() bool { + return true +} + +// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. +func (f *FUSEOpenOut) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(f)) +} + +// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. +func (f *FUSEOpenOut) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(f), src) +} + +// CopyOutN implements marshal.Marshallable.CopyOutN. +//go:nosplit +func (f *FUSEOpenOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f))) + hdr.Len = f.SizeBytes() + hdr.Cap = f.SizeBytes() + + length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that f + // must live until the use above. + runtime.KeepAlive(f) // escapes: replaced by intrinsic. + return length, err +} + +// CopyOut implements marshal.Marshallable.CopyOut. +//go:nosplit +func (f *FUSEOpenOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return f.CopyOutN(cc, addr, f.SizeBytes()) +} + +// CopyIn implements marshal.Marshallable.CopyIn. +//go:nosplit +func (f *FUSEOpenOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f))) + hdr.Len = f.SizeBytes() + hdr.Cap = f.SizeBytes() + + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that f + // must live until the use above. + runtime.KeepAlive(f) // escapes: replaced by intrinsic. + return length, err +} + +// WriteTo implements io.WriterTo.WriteTo. +func (f *FUSEOpenOut) WriteTo(writer io.Writer) (int64, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f))) + hdr.Len = f.SizeBytes() + hdr.Cap = f.SizeBytes() + + length, err := writer.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that f + // must live until the use above. + runtime.KeepAlive(f) // escapes: replaced by intrinsic. + return int64(length), err +} + +// SizeBytes implements marshal.Marshallable.SizeBytes. func (f *FUSEReadIn) SizeBytes() int { return 40 } @@ -2657,45 +2701,41 @@ func (f *FUSEReadIn) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEMkdirMeta) SizeBytes() int { +//go:nosplit +func (f *FUSEOpID) SizeBytes() int { return 8 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEMkdirMeta) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask)) - dst = dst[4:] +func (f *FUSEOpID) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(*f)) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEMkdirMeta) UnmarshalBytes(src []byte) { - f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] +func (f *FUSEOpID) UnmarshalBytes(src []byte) { + *f = FUSEOpID(uint64(usermem.ByteOrder.Uint64(src[:8]))) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEMkdirMeta) Packed() bool { +func (f *FUSEOpID) Packed() bool { + // Scalar newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEMkdirMeta) MarshalUnsafe(dst []byte) { +func (f *FUSEOpID) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEMkdirMeta) UnmarshalUnsafe(src []byte) { +func (f *FUSEOpID) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEMkdirMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEOpID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2712,13 +2752,13 @@ func (f *FUSEMkdirMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEMkdirMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEOpID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEMkdirMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEOpID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2734,7 +2774,7 @@ func (f *FUSEMkdirMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEMkdirMeta) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEOpID) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2742,7 +2782,7 @@ func (f *FUSEMkdirMeta) WriteTo(writer io.Writer) (int64, error) { hdr.Len = f.SizeBytes() hdr.Cap = f.SizeBytes() - length, err := writer.Write(buf) + length, err := w.Write(buf) // Since we bypassed the compiler's escape analysis, indicate that f // must live until the use above. runtime.KeepAlive(f) // escapes: replaced by intrinsic. @@ -2750,45 +2790,67 @@ func (f *FUSEMkdirMeta) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEWriteOut) SizeBytes() int { - return 8 +func (f *FUSEHeaderOut) SizeBytes() int { + return 8 + + (*FUSEOpID)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEWriteOut) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size)) +func (f *FUSEHeaderOut) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Len)) dst = dst[4:] - // Padding: dst[:sizeof(uint32)] ~= uint32(0) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Error)) dst = dst[4:] + f.Unique.MarshalBytes(dst[:f.Unique.SizeBytes()]) + dst = dst[f.Unique.SizeBytes():] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEWriteOut) UnmarshalBytes(src []byte) { - f.Size = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (f *FUSEHeaderOut) UnmarshalBytes(src []byte) { + f.Len = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - // Padding: var _ uint32 ~= src[:sizeof(uint32)] + f.Error = int32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] + f.Unique.UnmarshalBytes(src[:f.Unique.SizeBytes()]) + src = src[f.Unique.SizeBytes():] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEWriteOut) Packed() bool { - return true +func (f *FUSEHeaderOut) Packed() bool { + return f.Unique.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEWriteOut) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(f)) +func (f *FUSEHeaderOut) MarshalUnsafe(dst []byte) { + if f.Unique.Packed() { + safecopy.CopyIn(dst, unsafe.Pointer(f)) + } else { + // Type FUSEHeaderOut doesn't have a packed layout in memory, fallback to MarshalBytes. + f.MarshalBytes(dst) + } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEWriteOut) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(f), src) +func (f *FUSEHeaderOut) UnmarshalUnsafe(src []byte) { + if f.Unique.Packed() { + safecopy.CopyOut(unsafe.Pointer(f), src) + } else { + // Type FUSEHeaderOut doesn't have a packed layout in memory, fallback to UnmarshalBytes. + f.UnmarshalBytes(src) + } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEWriteOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEHeaderOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !f.Unique.Packed() { + // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay. + f.MarshalBytes(buf) // escapes: fallback. + return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2805,13 +2867,23 @@ func (f *FUSEWriteOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEWriteOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEHeaderOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEWriteOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEHeaderOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !f.Unique.Packed() { + // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay. + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Unmarshal unconditionally. If we had a short copy-in, this results in a + // partially unmarshalled struct. + f.UnmarshalBytes(buf) // escapes: fallback. + return length, err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2827,7 +2899,15 @@ func (f *FUSEWriteOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, e } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEWriteOut) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEHeaderOut) WriteTo(writer io.Writer) (int64, error) { + if !f.Unique.Packed() { + // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, f.SizeBytes()) + f.MarshalBytes(buf) + length, err := writer.Write(buf) + return int64(length), err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -2973,49 +3053,41 @@ func (f *FUSEInitOut) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEGetAttrIn) SizeBytes() int { - return 16 +//go:nosplit +func (f *FUSEOpcode) SizeBytes() int { + return 4 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEGetAttrIn) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GetAttrFlags)) - dst = dst[4:] - // Padding: dst[:sizeof(uint32)] ~= uint32(0) - dst = dst[4:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh)) - dst = dst[8:] +func (f *FUSEOpcode) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(*f)) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEGetAttrIn) UnmarshalBytes(src []byte) { - f.GetAttrFlags = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - // Padding: var _ uint32 ~= src[:sizeof(uint32)] - src = src[4:] - f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] +func (f *FUSEOpcode) UnmarshalBytes(src []byte) { + *f = FUSEOpcode(uint32(usermem.ByteOrder.Uint32(src[:4]))) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEGetAttrIn) Packed() bool { +func (f *FUSEOpcode) Packed() bool { + // Scalar newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEGetAttrIn) MarshalUnsafe(dst []byte) { +func (f *FUSEOpcode) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEGetAttrIn) UnmarshalUnsafe(src []byte) { +func (f *FUSEOpcode) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEGetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEOpcode) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3032,13 +3104,13 @@ func (f *FUSEGetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEGetAttrIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEOpcode) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEGetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEOpcode) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3054,7 +3126,7 @@ func (f *FUSEGetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEGetAttrIn) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEOpcode) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3062,7 +3134,7 @@ func (f *FUSEGetAttrIn) WriteTo(writer io.Writer) (int64, error) { hdr.Len = f.SizeBytes() hdr.Cap = f.SizeBytes() - length, err := writer.Write(buf) + length, err := w.Write(buf) // Since we bypassed the compiler's escape analysis, indicate that f // must live until the use above. runtime.KeepAlive(f) // escapes: replaced by intrinsic. @@ -3070,83 +3142,53 @@ func (f *FUSEGetAttrIn) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEEntryOut) SizeBytes() int { - return 40 + - (*FUSEAttr)(nil).SizeBytes() +func (f *FUSEInitIn) SizeBytes() int { + return 16 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEEntryOut) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.NodeID)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Generation)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.EntryValid)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid)) - dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.EntryValidNSec)) +func (f *FUSEInitIn) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Major)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AttrValidNSec)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Minor)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxReadahead)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags)) dst = dst[4:] - f.Attr.MarshalBytes(dst[:f.Attr.SizeBytes()]) - dst = dst[f.Attr.SizeBytes():] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEEntryOut) UnmarshalBytes(src []byte) { - f.NodeID = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Generation = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.EntryValid = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.AttrValid = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.EntryValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (f *FUSEInitIn) UnmarshalBytes(src []byte) { + f.Major = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - f.AttrValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4])) + f.Minor = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.MaxReadahead = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - f.Attr.UnmarshalBytes(src[:f.Attr.SizeBytes()]) - src = src[f.Attr.SizeBytes():] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEEntryOut) Packed() bool { - return f.Attr.Packed() +func (f *FUSEInitIn) Packed() bool { + return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEEntryOut) MarshalUnsafe(dst []byte) { - if f.Attr.Packed() { - safecopy.CopyIn(dst, unsafe.Pointer(f)) - } else { - // Type FUSEEntryOut doesn't have a packed layout in memory, fallback to MarshalBytes. - f.MarshalBytes(dst) - } +func (f *FUSEInitIn) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEEntryOut) UnmarshalUnsafe(src []byte) { - if f.Attr.Packed() { - safecopy.CopyOut(unsafe.Pointer(f), src) - } else { - // Type FUSEEntryOut doesn't have a packed layout in memory, fallback to UnmarshalBytes. - f.UnmarshalBytes(src) - } +func (f *FUSEInitIn) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEEntryOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !f.Attr.Packed() { - // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay. - f.MarshalBytes(buf) // escapes: fallback. - return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - } - +func (f *FUSEInitIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3163,23 +3205,13 @@ func (f *FUSEEntryOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEEntryOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEInitIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEEntryOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !f.Attr.Packed() { - // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay. - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Unmarshal unconditionally. If we had a short copy-in, this results in a - // partially unmarshalled struct. - f.UnmarshalBytes(buf) // escapes: fallback. - return length, err - } - +func (f *FUSEInitIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3195,15 +3227,7 @@ func (f *FUSEEntryOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, e } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEEntryOut) WriteTo(writer io.Writer) (int64, error) { - if !f.Attr.Packed() { - // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, f.SizeBytes()) - f.MarshalBytes(buf) - length, err := writer.Write(buf) - return int64(length), err - } - +func (f *FUSEInitIn) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3219,21 +3243,77 @@ func (f *FUSEEntryOut) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEOpenIn) SizeBytes() int { - return 8 +func (f *FUSEAttr) SizeBytes() int { + return 88 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEOpenIn) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags)) +func (f *FUSEAttr) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ino)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Size)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Blocks)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Atime)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Mtime)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ctime)) + dst = dst[8:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AtimeNsec)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MtimeNsec)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.CtimeNsec)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Nlink)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Rdev)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.BlkSize)) dst = dst[4:] // Padding: dst[:sizeof(uint32)] ~= uint32(0) dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEOpenIn) UnmarshalBytes(src []byte) { - f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (f *FUSEAttr) UnmarshalBytes(src []byte) { + f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Size = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Blocks = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.Nlink = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.UID = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.GID = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.BlkSize = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] // Padding: var _ uint32 ~= src[:sizeof(uint32)] src = src[4:] @@ -3241,23 +3321,23 @@ func (f *FUSEOpenIn) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEOpenIn) Packed() bool { +func (f *FUSEAttr) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEOpenIn) MarshalUnsafe(dst []byte) { +func (f *FUSEAttr) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEOpenIn) UnmarshalUnsafe(src []byte) { +func (f *FUSEAttr) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEOpenIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEAttr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3274,13 +3354,13 @@ func (f *FUSEOpenIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEOpenIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEAttr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEOpenIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEAttr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3296,7 +3376,7 @@ func (f *FUSEOpenIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEOpenIn) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEAttr) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3312,49 +3392,53 @@ func (f *FUSEOpenIn) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEOpenOut) SizeBytes() int { - return 16 +func (f *FUSEReleaseIn) SizeBytes() int { + return 24 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEOpenOut) MarshalBytes(dst []byte) { +func (f *FUSEReleaseIn) MarshalBytes(dst []byte) { usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh)) dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.OpenFlag)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags)) dst = dst[4:] - // Padding: dst[:sizeof(uint32)] ~= uint32(0) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.ReleaseFlags)) dst = dst[4:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner)) + dst = dst[8:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEOpenOut) UnmarshalBytes(src []byte) { +func (f *FUSEReleaseIn) UnmarshalBytes(src []byte) { f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - f.OpenFlag = uint32(usermem.ByteOrder.Uint32(src[:4])) + f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - // Padding: var _ uint32 ~= src[:sizeof(uint32)] + f.ReleaseFlags = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] + f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEOpenOut) Packed() bool { +func (f *FUSEReleaseIn) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEOpenOut) MarshalUnsafe(dst []byte) { +func (f *FUSEReleaseIn) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEOpenOut) UnmarshalUnsafe(src []byte) { +func (f *FUSEReleaseIn) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEOpenOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEReleaseIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3371,13 +3455,13 @@ func (f *FUSEOpenOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEOpenOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEReleaseIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEOpenOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEReleaseIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3393,7 +3477,7 @@ func (f *FUSEOpenOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, er } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEOpenOut) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEReleaseIn) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3409,101 +3493,45 @@ func (f *FUSEOpenOut) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEAttr) SizeBytes() int { - return 88 +func (f *FUSEMkdirMeta) SizeBytes() int { + return 8 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEAttr) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ino)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Size)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Blocks)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Atime)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Mtime)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ctime)) - dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AtimeNsec)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MtimeNsec)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.CtimeNsec)) - dst = dst[4:] +func (f *FUSEMkdirMeta) MarshalBytes(dst []byte) { usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Nlink)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Rdev)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.BlkSize)) - dst = dst[4:] - // Padding: dst[:sizeof(uint32)] ~= uint32(0) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask)) dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEAttr) UnmarshalBytes(src []byte) { - f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Size = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Blocks = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] +func (f *FUSEMkdirMeta) UnmarshalBytes(src []byte) { f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - f.Nlink = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.UID = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.GID = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.BlkSize = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - // Padding: var _ uint32 ~= src[:sizeof(uint32)] + f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEAttr) Packed() bool { +func (f *FUSEMkdirMeta) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEAttr) MarshalUnsafe(dst []byte) { +func (f *FUSEMkdirMeta) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEAttr) UnmarshalUnsafe(src []byte) { +func (f *FUSEMkdirMeta) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEAttr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEMkdirMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3520,13 +3548,13 @@ func (f *FUSEAttr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEAttr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEMkdirMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEAttr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEMkdirMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3542,7 +3570,7 @@ func (f *FUSEAttr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEAttr) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEMkdirMeta) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3558,101 +3586,71 @@ func (f *FUSEAttr) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSESetAttrIn) SizeBytes() int { - return 88 +func (f *FUSEGetAttrOut) SizeBytes() int { + return 16 + + (*FUSEAttr)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSESetAttrIn) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Valid)) - dst = dst[4:] - // Padding: dst[:sizeof(uint32)] ~= uint32(0) - dst = dst[4:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Size)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Atime)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Mtime)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ctime)) +func (f *FUSEGetAttrOut) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid)) dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AtimeNsec)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MtimeNsec)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.CtimeNsec)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode)) - dst = dst[4:] - // Padding: dst[:sizeof(uint32)] ~= uint32(0) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AttrValidNsec)) dst = dst[4:] // Padding: dst[:sizeof(uint32)] ~= uint32(0) dst = dst[4:] + f.Attr.MarshalBytes(dst[:f.Attr.SizeBytes()]) + dst = dst[f.Attr.SizeBytes():] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSESetAttrIn) UnmarshalBytes(src []byte) { - f.Valid = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - // Padding: var _ uint32 ~= src[:sizeof(uint32)] - src = src[4:] - f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Size = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8])) +func (f *FUSEGetAttrOut) UnmarshalBytes(src []byte) { + f.AttrValid = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - // Padding: var _ uint32 ~= src[:sizeof(uint32)] - src = src[4:] - f.UID = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.GID = uint32(usermem.ByteOrder.Uint32(src[:4])) + f.AttrValidNsec = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] // Padding: var _ uint32 ~= src[:sizeof(uint32)] src = src[4:] + f.Attr.UnmarshalBytes(src[:f.Attr.SizeBytes()]) + src = src[f.Attr.SizeBytes():] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSESetAttrIn) Packed() bool { - return true +func (f *FUSEGetAttrOut) Packed() bool { + return f.Attr.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSESetAttrIn) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(f)) +func (f *FUSEGetAttrOut) MarshalUnsafe(dst []byte) { + if f.Attr.Packed() { + safecopy.CopyIn(dst, unsafe.Pointer(f)) + } else { + // Type FUSEGetAttrOut doesn't have a packed layout in memory, fallback to MarshalBytes. + f.MarshalBytes(dst) + } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSESetAttrIn) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(f), src) +func (f *FUSEGetAttrOut) UnmarshalUnsafe(src []byte) { + if f.Attr.Packed() { + safecopy.CopyOut(unsafe.Pointer(f), src) + } else { + // Type FUSEGetAttrOut doesn't have a packed layout in memory, fallback to UnmarshalBytes. + f.UnmarshalBytes(src) + } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSESetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEGetAttrOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !f.Attr.Packed() { + // Type FUSEGetAttrOut doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay. + f.MarshalBytes(buf) // escapes: fallback. + return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3669,13 +3667,23 @@ func (f *FUSESetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSESetAttrIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEGetAttrOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSESetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEGetAttrOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !f.Attr.Packed() { + // Type FUSEGetAttrOut doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay. + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Unmarshal unconditionally. If we had a short copy-in, this results in a + // partially unmarshalled struct. + f.UnmarshalBytes(buf) // escapes: fallback. + return length, err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3691,7 +3699,15 @@ func (f *FUSESetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSESetAttrIn) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEGetAttrOut) WriteTo(writer io.Writer) (int64, error) { + if !f.Attr.Packed() { + // Type FUSEGetAttrOut doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, f.SizeBytes()) + f.MarshalBytes(buf) + length, err := writer.Write(buf) + return int64(length), err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3707,41 +3723,45 @@ func (f *FUSESetAttrIn) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -//go:nosplit -func (f *FUSEOpcode) SizeBytes() int { - return 4 +func (f *FUSEOpenIn) SizeBytes() int { + return 8 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEOpcode) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(*f)) +func (f *FUSEOpenIn) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags)) + dst = dst[4:] + // Padding: dst[:sizeof(uint32)] ~= uint32(0) + dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEOpcode) UnmarshalBytes(src []byte) { - *f = FUSEOpcode(uint32(usermem.ByteOrder.Uint32(src[:4]))) +func (f *FUSEOpenIn) UnmarshalBytes(src []byte) { + f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + // Padding: var _ uint32 ~= src[:sizeof(uint32)] + src = src[4:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEOpcode) Packed() bool { - // Scalar newtypes are always packed. +func (f *FUSEOpenIn) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEOpcode) MarshalUnsafe(dst []byte) { +func (f *FUSEOpenIn) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEOpcode) UnmarshalUnsafe(src []byte) { +func (f *FUSEOpenIn) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEOpcode) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEOpenIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3758,13 +3778,13 @@ func (f *FUSEOpcode) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEOpcode) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEOpenIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEOpcode) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEOpenIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3780,7 +3800,7 @@ func (f *FUSEOpcode) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEOpcode) WriteTo(w io.Writer) (int64, error) { +func (f *FUSEOpenIn) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3788,7 +3808,7 @@ func (f *FUSEOpcode) WriteTo(w io.Writer) (int64, error) { hdr.Len = f.SizeBytes() hdr.Cap = f.SizeBytes() - length, err := w.Write(buf) + length, err := writer.Write(buf) // Since we bypassed the compiler's escape analysis, indicate that f // must live until the use above. runtime.KeepAlive(f) // escapes: replaced by intrinsic. @@ -3796,53 +3816,45 @@ func (f *FUSEOpcode) WriteTo(w io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEInitIn) SizeBytes() int { - return 16 +func (f *FUSEWriteOut) SizeBytes() int { + return 8 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEInitIn) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Major)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Minor)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxReadahead)) +func (f *FUSEWriteOut) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags)) + // Padding: dst[:sizeof(uint32)] ~= uint32(0) dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEInitIn) UnmarshalBytes(src []byte) { - f.Major = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.Minor = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - f.MaxReadahead = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (f *FUSEWriteOut) UnmarshalBytes(src []byte) { + f.Size = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) + // Padding: var _ uint32 ~= src[:sizeof(uint32)] src = src[4:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEInitIn) Packed() bool { +func (f *FUSEWriteOut) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEInitIn) MarshalUnsafe(dst []byte) { +func (f *FUSEWriteOut) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEInitIn) UnmarshalUnsafe(src []byte) { +func (f *FUSEWriteOut) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEInitIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEWriteOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3859,13 +3871,13 @@ func (f *FUSEInitIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEInitIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEWriteOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEInitIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEWriteOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3881,7 +3893,7 @@ func (f *FUSEInitIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEInitIn) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEWriteOut) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3897,41 +3909,29 @@ func (f *FUSEInitIn) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEWriteIn) SizeBytes() int { - return 40 +func (f *FUSECreateMeta) SizeBytes() int { + return 16 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEWriteIn) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Offset)) - dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size)) +func (f *FUSECreateMeta) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.WriteFlags)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode)) dst = dst[4:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner)) - dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask)) dst = dst[4:] // Padding: dst[:sizeof(uint32)] ~= uint32(0) dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEWriteIn) UnmarshalBytes(src []byte) { - f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Offset = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Size = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (f *FUSECreateMeta) UnmarshalBytes(src []byte) { + f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - f.WriteFlags = uint32(usermem.ByteOrder.Uint32(src[:4])) + f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) + f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] // Padding: var _ uint32 ~= src[:sizeof(uint32)] src = src[4:] @@ -3939,23 +3939,23 @@ func (f *FUSEWriteIn) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEWriteIn) Packed() bool { +func (f *FUSECreateMeta) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEWriteIn) MarshalUnsafe(dst []byte) { +func (f *FUSECreateMeta) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEWriteIn) UnmarshalUnsafe(src []byte) { +func (f *FUSECreateMeta) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEWriteIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSECreateMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3972,13 +3972,13 @@ func (f *FUSEWriteIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEWriteIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSECreateMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEWriteIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSECreateMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -3994,7 +3994,7 @@ func (f *FUSEWriteIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, er } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEWriteIn) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSECreateMeta) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -4010,53 +4010,53 @@ func (f *FUSEWriteIn) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (f *FUSEDirentMeta) SizeBytes() int { - return 24 +func (f *FUSEMknodMeta) SizeBytes() int { + return 16 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (f *FUSEDirentMeta) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ino)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Off)) - dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.NameLen)) +func (f *FUSEMknodMeta) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Type)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Rdev)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask)) + dst = dst[4:] + // Padding: dst[:sizeof(uint32)] ~= uint32(0) dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (f *FUSEDirentMeta) UnmarshalBytes(src []byte) { - f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.Off = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - f.NameLen = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (f *FUSEMknodMeta) UnmarshalBytes(src []byte) { + f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - f.Type = uint32(usermem.ByteOrder.Uint32(src[:4])) + f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + // Padding: var _ uint32 ~= src[:sizeof(uint32)] src = src[4:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (f *FUSEDirentMeta) Packed() bool { +func (f *FUSEMknodMeta) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (f *FUSEDirentMeta) MarshalUnsafe(dst []byte) { +func (f *FUSEMknodMeta) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(f)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (f *FUSEDirentMeta) UnmarshalUnsafe(src []byte) { +func (f *FUSEMknodMeta) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(f), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (f *FUSEDirentMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (f *FUSEMknodMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -4073,13 +4073,13 @@ func (f *FUSEDirentMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, lim // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (f *FUSEDirentMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEMknodMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return f.CopyOutN(cc, addr, f.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (f *FUSEDirentMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (f *FUSEMknodMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -4095,7 +4095,7 @@ func (f *FUSEDirentMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, } // WriteTo implements io.WriterTo.WriteTo. -func (f *FUSEDirentMeta) WriteTo(writer io.Writer) (int64, error) { +func (f *FUSEMknodMeta) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -4849,265 +4849,306 @@ func (i *IFConf) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -//go:nosplit -func (en *ExtensionName) SizeBytes() int { - return 1 * XT_EXTENSION_MAXNAMELEN +func (x *XTCounters) SizeBytes() int { + return 16 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (en *ExtensionName) MarshalBytes(dst []byte) { - for idx := 0; idx < XT_EXTENSION_MAXNAMELEN; idx++ { - dst[0] = byte(en[idx]) - dst = dst[1:] - } +func (x *XTCounters) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(x.Pcnt)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(x.Bcnt)) + dst = dst[8:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (en *ExtensionName) UnmarshalBytes(src []byte) { - for idx := 0; idx < XT_EXTENSION_MAXNAMELEN; idx++ { - en[idx] = src[0] - src = src[1:] - } +func (x *XTCounters) UnmarshalBytes(src []byte) { + x.Pcnt = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + x.Bcnt = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (en *ExtensionName) Packed() bool { - // Array newtypes are always packed. +func (x *XTCounters) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (en *ExtensionName) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(en)) +func (x *XTCounters) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(x)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (en *ExtensionName) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(en), src) +func (x *XTCounters) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(x), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (en *ExtensionName) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (x *XTCounters) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en))) - hdr.Len = en.SizeBytes() - hdr.Cap = en.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) + hdr.Len = x.SizeBytes() + hdr.Cap = x.SizeBytes() length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that en + // Since we bypassed the compiler's escape analysis, indicate that x // must live until the use above. - runtime.KeepAlive(en) // escapes: replaced by intrinsic. + runtime.KeepAlive(x) // escapes: replaced by intrinsic. return length, err } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (en *ExtensionName) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return en.CopyOutN(cc, addr, en.SizeBytes()) +func (x *XTCounters) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return x.CopyOutN(cc, addr, x.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (en *ExtensionName) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (x *XTCounters) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en))) - hdr.Len = en.SizeBytes() - hdr.Cap = en.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) + hdr.Len = x.SizeBytes() + hdr.Cap = x.SizeBytes() length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that en + // Since we bypassed the compiler's escape analysis, indicate that x // must live until the use above. - runtime.KeepAlive(en) // escapes: replaced by intrinsic. + runtime.KeepAlive(x) // escapes: replaced by intrinsic. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (en *ExtensionName) WriteTo(w io.Writer) (int64, error) { +func (x *XTCounters) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en))) - hdr.Len = en.SizeBytes() - hdr.Cap = en.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) + hdr.Len = x.SizeBytes() + hdr.Cap = x.SizeBytes() - length, err := w.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that en + length, err := writer.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that x // must live until the use above. - runtime.KeepAlive(en) // escapes: replaced by intrinsic. + runtime.KeepAlive(x) // escapes: replaced by intrinsic. return int64(length), err } // SizeBytes implements marshal.Marshallable.SizeBytes. -//go:nosplit -func (tn *TableName) SizeBytes() int { - return 1 * XT_TABLE_MAXNAMELEN +func (x *XTGetRevision) SizeBytes() int { + return 1 + + (*ExtensionName)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (tn *TableName) MarshalBytes(dst []byte) { - for idx := 0; idx < XT_TABLE_MAXNAMELEN; idx++ { - dst[0] = byte(tn[idx]) - dst = dst[1:] - } +func (x *XTGetRevision) MarshalBytes(dst []byte) { + x.Name.MarshalBytes(dst[:x.Name.SizeBytes()]) + dst = dst[x.Name.SizeBytes():] + dst[0] = byte(x.Revision) + dst = dst[1:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (tn *TableName) UnmarshalBytes(src []byte) { - for idx := 0; idx < XT_TABLE_MAXNAMELEN; idx++ { - tn[idx] = src[0] - src = src[1:] - } +func (x *XTGetRevision) UnmarshalBytes(src []byte) { + x.Name.UnmarshalBytes(src[:x.Name.SizeBytes()]) + src = src[x.Name.SizeBytes():] + x.Revision = uint8(src[0]) + src = src[1:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (tn *TableName) Packed() bool { - // Array newtypes are always packed. - return true +func (x *XTGetRevision) Packed() bool { + return x.Name.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (tn *TableName) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(tn)) +func (x *XTGetRevision) MarshalUnsafe(dst []byte) { + if x.Name.Packed() { + safecopy.CopyIn(dst, unsafe.Pointer(x)) + } else { + // Type XTGetRevision doesn't have a packed layout in memory, fallback to MarshalBytes. + x.MarshalBytes(dst) + } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (tn *TableName) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(tn), src) +func (x *XTGetRevision) UnmarshalUnsafe(src []byte) { + if x.Name.Packed() { + safecopy.CopyOut(unsafe.Pointer(x), src) + } else { + // Type XTGetRevision doesn't have a packed layout in memory, fallback to UnmarshalBytes. + x.UnmarshalBytes(src) + } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (tn *TableName) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (x *XTGetRevision) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !x.Name.Packed() { + // Type XTGetRevision doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(x.SizeBytes()) // escapes: okay. + x.MarshalBytes(buf) // escapes: fallback. + return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn))) - hdr.Len = tn.SizeBytes() - hdr.Cap = tn.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) + hdr.Len = x.SizeBytes() + hdr.Cap = x.SizeBytes() length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that tn + // Since we bypassed the compiler's escape analysis, indicate that x // must live until the use above. - runtime.KeepAlive(tn) // escapes: replaced by intrinsic. + runtime.KeepAlive(x) // escapes: replaced by intrinsic. return length, err } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (tn *TableName) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return tn.CopyOutN(cc, addr, tn.SizeBytes()) +func (x *XTGetRevision) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return x.CopyOutN(cc, addr, x.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (tn *TableName) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (x *XTGetRevision) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !x.Name.Packed() { + // Type XTGetRevision doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(x.SizeBytes()) // escapes: okay. + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Unmarshal unconditionally. If we had a short copy-in, this results in a + // partially unmarshalled struct. + x.UnmarshalBytes(buf) // escapes: fallback. + return length, err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn))) - hdr.Len = tn.SizeBytes() - hdr.Cap = tn.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) + hdr.Len = x.SizeBytes() + hdr.Cap = x.SizeBytes() length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that tn + // Since we bypassed the compiler's escape analysis, indicate that x // must live until the use above. - runtime.KeepAlive(tn) // escapes: replaced by intrinsic. + runtime.KeepAlive(x) // escapes: replaced by intrinsic. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (tn *TableName) WriteTo(w io.Writer) (int64, error) { +func (x *XTGetRevision) WriteTo(writer io.Writer) (int64, error) { + if !x.Name.Packed() { + // Type XTGetRevision doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, x.SizeBytes()) + x.MarshalBytes(buf) + length, err := writer.Write(buf) + return int64(length), err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn))) - hdr.Len = tn.SizeBytes() - hdr.Cap = tn.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) + hdr.Len = x.SizeBytes() + hdr.Cap = x.SizeBytes() - length, err := w.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that tn + length, err := writer.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that x // must live until the use above. - runtime.KeepAlive(tn) // escapes: replaced by intrinsic. + runtime.KeepAlive(x) // escapes: replaced by intrinsic. return int64(length), err } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (i *IPTEntry) SizeBytes() int { +func (i *IPTGetinfo) SizeBytes() int { return 12 + - (*IPTIP)(nil).SizeBytes() + - (*XTCounters)(nil).SizeBytes() + (*TableName)(nil).SizeBytes() + + 4*NF_INET_NUMHOOKS + + 4*NF_INET_NUMHOOKS } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *IPTEntry) MarshalBytes(dst []byte) { - i.IP.MarshalBytes(dst[:i.IP.SizeBytes()]) - dst = dst[i.IP.SizeBytes():] - usermem.ByteOrder.PutUint32(dst[:4], uint32(i.NFCache)) +func (i *IPTGetinfo) MarshalBytes(dst []byte) { + i.Name.MarshalBytes(dst[:i.Name.SizeBytes()]) + dst = dst[i.Name.SizeBytes():] + usermem.ByteOrder.PutUint32(dst[:4], uint32(i.ValidHooks)) dst = dst[4:] - usermem.ByteOrder.PutUint16(dst[:2], uint16(i.TargetOffset)) - dst = dst[2:] - usermem.ByteOrder.PutUint16(dst[:2], uint16(i.NextOffset)) - dst = dst[2:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Comeback)) + for idx := 0; idx < NF_INET_NUMHOOKS; idx++ { + usermem.ByteOrder.PutUint32(dst[:4], uint32(i.HookEntry[idx])) + dst = dst[4:] + } + for idx := 0; idx < NF_INET_NUMHOOKS; idx++ { + usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Underflow[idx])) + dst = dst[4:] + } + usermem.ByteOrder.PutUint32(dst[:4], uint32(i.NumEntries)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Size)) dst = dst[4:] - i.Counters.MarshalBytes(dst[:i.Counters.SizeBytes()]) - dst = dst[i.Counters.SizeBytes():] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *IPTEntry) UnmarshalBytes(src []byte) { - i.IP.UnmarshalBytes(src[:i.IP.SizeBytes()]) - src = src[i.IP.SizeBytes():] - i.NFCache = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (i *IPTGetinfo) UnmarshalBytes(src []byte) { + i.Name.UnmarshalBytes(src[:i.Name.SizeBytes()]) + src = src[i.Name.SizeBytes():] + i.ValidHooks = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - i.TargetOffset = uint16(usermem.ByteOrder.Uint16(src[:2])) - src = src[2:] - i.NextOffset = uint16(usermem.ByteOrder.Uint16(src[:2])) - src = src[2:] - i.Comeback = uint32(usermem.ByteOrder.Uint32(src[:4])) + for idx := 0; idx < NF_INET_NUMHOOKS; idx++ { + i.HookEntry[idx] = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + } + for idx := 0; idx < NF_INET_NUMHOOKS; idx++ { + i.Underflow[idx] = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + } + i.NumEntries = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + i.Size = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - i.Counters.UnmarshalBytes(src[:i.Counters.SizeBytes()]) - src = src[i.Counters.SizeBytes():] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *IPTEntry) Packed() bool { - return i.Counters.Packed() && i.IP.Packed() +func (i *IPTGetinfo) Packed() bool { + return i.Name.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *IPTEntry) MarshalUnsafe(dst []byte) { - if i.Counters.Packed() && i.IP.Packed() { +func (i *IPTGetinfo) MarshalUnsafe(dst []byte) { + if i.Name.Packed() { safecopy.CopyIn(dst, unsafe.Pointer(i)) } else { - // Type IPTEntry doesn't have a packed layout in memory, fallback to MarshalBytes. + // Type IPTGetinfo doesn't have a packed layout in memory, fallback to MarshalBytes. i.MarshalBytes(dst) } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *IPTEntry) UnmarshalUnsafe(src []byte) { - if i.Counters.Packed() && i.IP.Packed() { +func (i *IPTGetinfo) UnmarshalUnsafe(src []byte) { + if i.Name.Packed() { safecopy.CopyOut(unsafe.Pointer(i), src) } else { - // Type IPTEntry doesn't have a packed layout in memory, fallback to UnmarshalBytes. + // Type IPTGetinfo doesn't have a packed layout in memory, fallback to UnmarshalBytes. i.UnmarshalBytes(src) } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *IPTEntry) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !i.Counters.Packed() && i.IP.Packed() { - // Type IPTEntry doesn't have a packed layout in memory, fall back to MarshalBytes. +func (i *IPTGetinfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !i.Name.Packed() { + // Type IPTGetinfo doesn't have a packed layout in memory, fall back to MarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. i.MarshalBytes(buf) // escapes: fallback. return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. @@ -5129,15 +5170,15 @@ func (i *IPTEntry) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *IPTEntry) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *IPTGetinfo) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *IPTEntry) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !i.Counters.Packed() && i.IP.Packed() { - // Type IPTEntry doesn't have a packed layout in memory, fall back to UnmarshalBytes. +func (i *IPTGetinfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !i.Name.Packed() { + // Type IPTGetinfo doesn't have a packed layout in memory, fall back to UnmarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. length, err := cc.CopyInBytes(addr, buf) // escapes: okay. // Unmarshal unconditionally. If we had a short copy-in, this results in a @@ -5161,9 +5202,9 @@ func (i *IPTEntry) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error } // WriteTo implements io.WriterTo.WriteTo. -func (i *IPTEntry) WriteTo(writer io.Writer) (int64, error) { - if !i.Counters.Packed() && i.IP.Packed() { - // Type IPTEntry doesn't have a packed layout in memory, fall back to MarshalBytes. +func (i *IPTGetinfo) WriteTo(writer io.Writer) (int64, error) { + if !i.Name.Packed() { + // Type IPTGetinfo doesn't have a packed layout in memory, fall back to MarshalBytes. buf := make([]byte, i.SizeBytes()) i.MarshalBytes(buf) length, err := writer.Write(buf) @@ -5185,117 +5226,63 @@ func (i *IPTEntry) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (i *IPTIP) SizeBytes() int { +func (i *IPTGetEntries) SizeBytes() int { return 4 + - (*InetAddr)(nil).SizeBytes() + - (*InetAddr)(nil).SizeBytes() + - (*InetAddr)(nil).SizeBytes() + - (*InetAddr)(nil).SizeBytes() + - 1*IFNAMSIZ + - 1*IFNAMSIZ + - 1*IFNAMSIZ + - 1*IFNAMSIZ + (*TableName)(nil).SizeBytes() + + 1*4 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *IPTIP) MarshalBytes(dst []byte) { - i.Src.MarshalBytes(dst[:i.Src.SizeBytes()]) - dst = dst[i.Src.SizeBytes():] - i.Dst.MarshalBytes(dst[:i.Dst.SizeBytes()]) - dst = dst[i.Dst.SizeBytes():] - i.SrcMask.MarshalBytes(dst[:i.SrcMask.SizeBytes()]) - dst = dst[i.SrcMask.SizeBytes():] - i.DstMask.MarshalBytes(dst[:i.DstMask.SizeBytes()]) - dst = dst[i.DstMask.SizeBytes():] - for idx := 0; idx < IFNAMSIZ; idx++ { - dst[0] = byte(i.InputInterface[idx]) - dst = dst[1:] - } - for idx := 0; idx < IFNAMSIZ; idx++ { - dst[0] = byte(i.OutputInterface[idx]) - dst = dst[1:] - } - for idx := 0; idx < IFNAMSIZ; idx++ { - dst[0] = byte(i.InputInterfaceMask[idx]) - dst = dst[1:] - } - for idx := 0; idx < IFNAMSIZ; idx++ { - dst[0] = byte(i.OutputInterfaceMask[idx]) - dst = dst[1:] - } - usermem.ByteOrder.PutUint16(dst[:2], uint16(i.Protocol)) - dst = dst[2:] - dst[0] = byte(i.Flags) - dst = dst[1:] - dst[0] = byte(i.InverseFlags) - dst = dst[1:] +func (i *IPTGetEntries) MarshalBytes(dst []byte) { + i.Name.MarshalBytes(dst[:i.Name.SizeBytes()]) + dst = dst[i.Name.SizeBytes():] + usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Size)) + dst = dst[4:] + // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0} + dst = dst[1*(4):] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *IPTIP) UnmarshalBytes(src []byte) { - i.Src.UnmarshalBytes(src[:i.Src.SizeBytes()]) - src = src[i.Src.SizeBytes():] - i.Dst.UnmarshalBytes(src[:i.Dst.SizeBytes()]) - src = src[i.Dst.SizeBytes():] - i.SrcMask.UnmarshalBytes(src[:i.SrcMask.SizeBytes()]) - src = src[i.SrcMask.SizeBytes():] - i.DstMask.UnmarshalBytes(src[:i.DstMask.SizeBytes()]) - src = src[i.DstMask.SizeBytes():] - for idx := 0; idx < IFNAMSIZ; idx++ { - i.InputInterface[idx] = src[0] - src = src[1:] - } - for idx := 0; idx < IFNAMSIZ; idx++ { - i.OutputInterface[idx] = src[0] - src = src[1:] - } - for idx := 0; idx < IFNAMSIZ; idx++ { - i.InputInterfaceMask[idx] = src[0] - src = src[1:] - } - for idx := 0; idx < IFNAMSIZ; idx++ { - i.OutputInterfaceMask[idx] = src[0] - src = src[1:] - } - i.Protocol = uint16(usermem.ByteOrder.Uint16(src[:2])) - src = src[2:] - i.Flags = uint8(src[0]) - src = src[1:] - i.InverseFlags = uint8(src[0]) - src = src[1:] +func (i *IPTGetEntries) UnmarshalBytes(src []byte) { + i.Name.UnmarshalBytes(src[:i.Name.SizeBytes()]) + src = src[i.Name.SizeBytes():] + i.Size = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + // Padding: ~ copy([4]byte(i._), src[:sizeof(byte)*4]) + src = src[1*(4):] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *IPTIP) Packed() bool { - return i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() +func (i *IPTGetEntries) Packed() bool { + return i.Name.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *IPTIP) MarshalUnsafe(dst []byte) { - if i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { +func (i *IPTGetEntries) MarshalUnsafe(dst []byte) { + if i.Name.Packed() { safecopy.CopyIn(dst, unsafe.Pointer(i)) } else { - // Type IPTIP doesn't have a packed layout in memory, fallback to MarshalBytes. + // Type IPTGetEntries doesn't have a packed layout in memory, fallback to MarshalBytes. i.MarshalBytes(dst) } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *IPTIP) UnmarshalUnsafe(src []byte) { - if i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { +func (i *IPTGetEntries) UnmarshalUnsafe(src []byte) { + if i.Name.Packed() { safecopy.CopyOut(unsafe.Pointer(i), src) } else { - // Type IPTIP doesn't have a packed layout in memory, fallback to UnmarshalBytes. + // Type IPTGetEntries doesn't have a packed layout in memory, fallback to UnmarshalBytes. i.UnmarshalBytes(src) } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *IPTIP) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { - // Type IPTIP doesn't have a packed layout in memory, fall back to MarshalBytes. +func (i *IPTGetEntries) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !i.Name.Packed() { + // Type IPTGetEntries doesn't have a packed layout in memory, fall back to MarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. i.MarshalBytes(buf) // escapes: fallback. return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. @@ -5317,15 +5304,15 @@ func (i *IPTIP) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) ( // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *IPTIP) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *IPTGetEntries) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *IPTIP) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { - // Type IPTIP doesn't have a packed layout in memory, fall back to UnmarshalBytes. +func (i *IPTGetEntries) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !i.Name.Packed() { + // Type IPTGetEntries doesn't have a packed layout in memory, fall back to UnmarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. length, err := cc.CopyInBytes(addr, buf) // escapes: okay. // Unmarshal unconditionally. If we had a short copy-in, this results in a @@ -5349,9 +5336,9 @@ func (i *IPTIP) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { } // WriteTo implements io.WriterTo.WriteTo. -func (i *IPTIP) WriteTo(writer io.Writer) (int64, error) { - if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { - // Type IPTIP doesn't have a packed layout in memory, fall back to MarshalBytes. +func (i *IPTGetEntries) WriteTo(writer io.Writer) (int64, error) { + if !i.Name.Packed() { + // Type IPTGetEntries doesn't have a packed layout in memory, fall back to MarshalBytes. buf := make([]byte, i.SizeBytes()) i.MarshalBytes(buf) length, err := writer.Write(buf) @@ -5373,306 +5360,265 @@ func (i *IPTIP) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (x *XTCounters) SizeBytes() int { - return 16 +//go:nosplit +func (en *ExtensionName) SizeBytes() int { + return 1 * XT_EXTENSION_MAXNAMELEN } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (x *XTCounters) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(x.Pcnt)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(x.Bcnt)) - dst = dst[8:] +func (en *ExtensionName) MarshalBytes(dst []byte) { + for idx := 0; idx < XT_EXTENSION_MAXNAMELEN; idx++ { + dst[0] = byte(en[idx]) + dst = dst[1:] + } } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (x *XTCounters) UnmarshalBytes(src []byte) { - x.Pcnt = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - x.Bcnt = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] +func (en *ExtensionName) UnmarshalBytes(src []byte) { + for idx := 0; idx < XT_EXTENSION_MAXNAMELEN; idx++ { + en[idx] = src[0] + src = src[1:] + } } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (x *XTCounters) Packed() bool { +func (en *ExtensionName) Packed() bool { + // Array newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (x *XTCounters) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(x)) +func (en *ExtensionName) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(en)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (x *XTCounters) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(x), src) +func (en *ExtensionName) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(en), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (x *XTCounters) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (en *ExtensionName) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) - hdr.Len = x.SizeBytes() - hdr.Cap = x.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en))) + hdr.Len = en.SizeBytes() + hdr.Cap = en.SizeBytes() length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that x + // Since we bypassed the compiler's escape analysis, indicate that en // must live until the use above. - runtime.KeepAlive(x) // escapes: replaced by intrinsic. + runtime.KeepAlive(en) // escapes: replaced by intrinsic. return length, err } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (x *XTCounters) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return x.CopyOutN(cc, addr, x.SizeBytes()) +func (en *ExtensionName) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return en.CopyOutN(cc, addr, en.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (x *XTCounters) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (en *ExtensionName) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) - hdr.Len = x.SizeBytes() - hdr.Cap = x.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en))) + hdr.Len = en.SizeBytes() + hdr.Cap = en.SizeBytes() length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that x + // Since we bypassed the compiler's escape analysis, indicate that en // must live until the use above. - runtime.KeepAlive(x) // escapes: replaced by intrinsic. + runtime.KeepAlive(en) // escapes: replaced by intrinsic. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (x *XTCounters) WriteTo(writer io.Writer) (int64, error) { +func (en *ExtensionName) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) - hdr.Len = x.SizeBytes() - hdr.Cap = x.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en))) + hdr.Len = en.SizeBytes() + hdr.Cap = en.SizeBytes() - length, err := writer.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that x + length, err := w.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that en // must live until the use above. - runtime.KeepAlive(x) // escapes: replaced by intrinsic. + runtime.KeepAlive(en) // escapes: replaced by intrinsic. return int64(length), err } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (x *XTGetRevision) SizeBytes() int { - return 1 + - (*ExtensionName)(nil).SizeBytes() +//go:nosplit +func (tn *TableName) SizeBytes() int { + return 1 * XT_TABLE_MAXNAMELEN } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (x *XTGetRevision) MarshalBytes(dst []byte) { - x.Name.MarshalBytes(dst[:x.Name.SizeBytes()]) - dst = dst[x.Name.SizeBytes():] - dst[0] = byte(x.Revision) - dst = dst[1:] +func (tn *TableName) MarshalBytes(dst []byte) { + for idx := 0; idx < XT_TABLE_MAXNAMELEN; idx++ { + dst[0] = byte(tn[idx]) + dst = dst[1:] + } } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (x *XTGetRevision) UnmarshalBytes(src []byte) { - x.Name.UnmarshalBytes(src[:x.Name.SizeBytes()]) - src = src[x.Name.SizeBytes():] - x.Revision = uint8(src[0]) - src = src[1:] +func (tn *TableName) UnmarshalBytes(src []byte) { + for idx := 0; idx < XT_TABLE_MAXNAMELEN; idx++ { + tn[idx] = src[0] + src = src[1:] + } } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (x *XTGetRevision) Packed() bool { - return x.Name.Packed() +func (tn *TableName) Packed() bool { + // Array newtypes are always packed. + return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (x *XTGetRevision) MarshalUnsafe(dst []byte) { - if x.Name.Packed() { - safecopy.CopyIn(dst, unsafe.Pointer(x)) - } else { - // Type XTGetRevision doesn't have a packed layout in memory, fallback to MarshalBytes. - x.MarshalBytes(dst) - } +func (tn *TableName) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(tn)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (x *XTGetRevision) UnmarshalUnsafe(src []byte) { - if x.Name.Packed() { - safecopy.CopyOut(unsafe.Pointer(x), src) - } else { - // Type XTGetRevision doesn't have a packed layout in memory, fallback to UnmarshalBytes. - x.UnmarshalBytes(src) - } +func (tn *TableName) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(tn), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (x *XTGetRevision) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !x.Name.Packed() { - // Type XTGetRevision doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(x.SizeBytes()) // escapes: okay. - x.MarshalBytes(buf) // escapes: fallback. - return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - } - +func (tn *TableName) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) - hdr.Len = x.SizeBytes() - hdr.Cap = x.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn))) + hdr.Len = tn.SizeBytes() + hdr.Cap = tn.SizeBytes() length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that x + // Since we bypassed the compiler's escape analysis, indicate that tn // must live until the use above. - runtime.KeepAlive(x) // escapes: replaced by intrinsic. + runtime.KeepAlive(tn) // escapes: replaced by intrinsic. return length, err } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (x *XTGetRevision) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return x.CopyOutN(cc, addr, x.SizeBytes()) +func (tn *TableName) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return tn.CopyOutN(cc, addr, tn.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (x *XTGetRevision) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !x.Name.Packed() { - // Type XTGetRevision doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(x.SizeBytes()) // escapes: okay. - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Unmarshal unconditionally. If we had a short copy-in, this results in a - // partially unmarshalled struct. - x.UnmarshalBytes(buf) // escapes: fallback. - return length, err - } - +func (tn *TableName) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) - hdr.Len = x.SizeBytes() - hdr.Cap = x.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn))) + hdr.Len = tn.SizeBytes() + hdr.Cap = tn.SizeBytes() length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that x + // Since we bypassed the compiler's escape analysis, indicate that tn // must live until the use above. - runtime.KeepAlive(x) // escapes: replaced by intrinsic. + runtime.KeepAlive(tn) // escapes: replaced by intrinsic. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (x *XTGetRevision) WriteTo(writer io.Writer) (int64, error) { - if !x.Name.Packed() { - // Type XTGetRevision doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, x.SizeBytes()) - x.MarshalBytes(buf) - length, err := writer.Write(buf) - return int64(length), err - } - +func (tn *TableName) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(x))) - hdr.Len = x.SizeBytes() - hdr.Cap = x.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn))) + hdr.Len = tn.SizeBytes() + hdr.Cap = tn.SizeBytes() - length, err := writer.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that x + length, err := w.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that tn // must live until the use above. - runtime.KeepAlive(x) // escapes: replaced by intrinsic. + runtime.KeepAlive(tn) // escapes: replaced by intrinsic. return int64(length), err } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (i *IPTGetinfo) SizeBytes() int { +func (i *IPTEntry) SizeBytes() int { return 12 + - (*TableName)(nil).SizeBytes() + - 4*NF_INET_NUMHOOKS + - 4*NF_INET_NUMHOOKS + (*IPTIP)(nil).SizeBytes() + + (*XTCounters)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *IPTGetinfo) MarshalBytes(dst []byte) { - i.Name.MarshalBytes(dst[:i.Name.SizeBytes()]) - dst = dst[i.Name.SizeBytes():] - usermem.ByteOrder.PutUint32(dst[:4], uint32(i.ValidHooks)) - dst = dst[4:] - for idx := 0; idx < NF_INET_NUMHOOKS; idx++ { - usermem.ByteOrder.PutUint32(dst[:4], uint32(i.HookEntry[idx])) - dst = dst[4:] - } - for idx := 0; idx < NF_INET_NUMHOOKS; idx++ { - usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Underflow[idx])) - dst = dst[4:] - } - usermem.ByteOrder.PutUint32(dst[:4], uint32(i.NumEntries)) +func (i *IPTEntry) MarshalBytes(dst []byte) { + i.IP.MarshalBytes(dst[:i.IP.SizeBytes()]) + dst = dst[i.IP.SizeBytes():] + usermem.ByteOrder.PutUint32(dst[:4], uint32(i.NFCache)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Size)) + usermem.ByteOrder.PutUint16(dst[:2], uint16(i.TargetOffset)) + dst = dst[2:] + usermem.ByteOrder.PutUint16(dst[:2], uint16(i.NextOffset)) + dst = dst[2:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Comeback)) dst = dst[4:] + i.Counters.MarshalBytes(dst[:i.Counters.SizeBytes()]) + dst = dst[i.Counters.SizeBytes():] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *IPTGetinfo) UnmarshalBytes(src []byte) { - i.Name.UnmarshalBytes(src[:i.Name.SizeBytes()]) - src = src[i.Name.SizeBytes():] - i.ValidHooks = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - for idx := 0; idx < NF_INET_NUMHOOKS; idx++ { - i.HookEntry[idx] = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - } - for idx := 0; idx < NF_INET_NUMHOOKS; idx++ { - i.Underflow[idx] = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - } - i.NumEntries = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (i *IPTEntry) UnmarshalBytes(src []byte) { + i.IP.UnmarshalBytes(src[:i.IP.SizeBytes()]) + src = src[i.IP.SizeBytes():] + i.NFCache = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - i.Size = uint32(usermem.ByteOrder.Uint32(src[:4])) + i.TargetOffset = uint16(usermem.ByteOrder.Uint16(src[:2])) + src = src[2:] + i.NextOffset = uint16(usermem.ByteOrder.Uint16(src[:2])) + src = src[2:] + i.Comeback = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] + i.Counters.UnmarshalBytes(src[:i.Counters.SizeBytes()]) + src = src[i.Counters.SizeBytes():] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *IPTGetinfo) Packed() bool { - return i.Name.Packed() +func (i *IPTEntry) Packed() bool { + return i.Counters.Packed() && i.IP.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *IPTGetinfo) MarshalUnsafe(dst []byte) { - if i.Name.Packed() { +func (i *IPTEntry) MarshalUnsafe(dst []byte) { + if i.Counters.Packed() && i.IP.Packed() { safecopy.CopyIn(dst, unsafe.Pointer(i)) } else { - // Type IPTGetinfo doesn't have a packed layout in memory, fallback to MarshalBytes. + // Type IPTEntry doesn't have a packed layout in memory, fallback to MarshalBytes. i.MarshalBytes(dst) } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *IPTGetinfo) UnmarshalUnsafe(src []byte) { - if i.Name.Packed() { +func (i *IPTEntry) UnmarshalUnsafe(src []byte) { + if i.Counters.Packed() && i.IP.Packed() { safecopy.CopyOut(unsafe.Pointer(i), src) } else { - // Type IPTGetinfo doesn't have a packed layout in memory, fallback to UnmarshalBytes. + // Type IPTEntry doesn't have a packed layout in memory, fallback to UnmarshalBytes. i.UnmarshalBytes(src) } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *IPTGetinfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !i.Name.Packed() { - // Type IPTGetinfo doesn't have a packed layout in memory, fall back to MarshalBytes. +func (i *IPTEntry) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !i.Counters.Packed() && i.IP.Packed() { + // Type IPTEntry doesn't have a packed layout in memory, fall back to MarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. i.MarshalBytes(buf) // escapes: fallback. return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. @@ -5694,15 +5640,15 @@ func (i *IPTGetinfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *IPTGetinfo) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *IPTEntry) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *IPTGetinfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !i.Name.Packed() { - // Type IPTGetinfo doesn't have a packed layout in memory, fall back to UnmarshalBytes. +func (i *IPTEntry) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !i.Counters.Packed() && i.IP.Packed() { + // Type IPTEntry doesn't have a packed layout in memory, fall back to UnmarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. length, err := cc.CopyInBytes(addr, buf) // escapes: okay. // Unmarshal unconditionally. If we had a short copy-in, this results in a @@ -5726,9 +5672,9 @@ func (i *IPTGetinfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err } // WriteTo implements io.WriterTo.WriteTo. -func (i *IPTGetinfo) WriteTo(writer io.Writer) (int64, error) { - if !i.Name.Packed() { - // Type IPTGetinfo doesn't have a packed layout in memory, fall back to MarshalBytes. +func (i *IPTEntry) WriteTo(writer io.Writer) (int64, error) { + if !i.Counters.Packed() && i.IP.Packed() { + // Type IPTEntry doesn't have a packed layout in memory, fall back to MarshalBytes. buf := make([]byte, i.SizeBytes()) i.MarshalBytes(buf) length, err := writer.Write(buf) @@ -5750,155 +5696,20 @@ func (i *IPTGetinfo) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (i *IPTGetEntries) SizeBytes() int { +func (i *IPTIP) SizeBytes() int { return 4 + - (*TableName)(nil).SizeBytes() + - 1*4 -} - -// MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *IPTGetEntries) MarshalBytes(dst []byte) { - i.Name.MarshalBytes(dst[:i.Name.SizeBytes()]) - dst = dst[i.Name.SizeBytes():] - usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Size)) - dst = dst[4:] - // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0} - dst = dst[1*(4):] -} - -// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *IPTGetEntries) UnmarshalBytes(src []byte) { - i.Name.UnmarshalBytes(src[:i.Name.SizeBytes()]) - src = src[i.Name.SizeBytes():] - i.Size = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - // Padding: ~ copy([4]byte(i._), src[:sizeof(byte)*4]) - src = src[1*(4):] -} - -// Packed implements marshal.Marshallable.Packed. -//go:nosplit -func (i *IPTGetEntries) Packed() bool { - return i.Name.Packed() -} - -// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *IPTGetEntries) MarshalUnsafe(dst []byte) { - if i.Name.Packed() { - safecopy.CopyIn(dst, unsafe.Pointer(i)) - } else { - // Type IPTGetEntries doesn't have a packed layout in memory, fallback to MarshalBytes. - i.MarshalBytes(dst) - } -} - -// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *IPTGetEntries) UnmarshalUnsafe(src []byte) { - if i.Name.Packed() { - safecopy.CopyOut(unsafe.Pointer(i), src) - } else { - // Type IPTGetEntries doesn't have a packed layout in memory, fallback to UnmarshalBytes. - i.UnmarshalBytes(src) - } -} - -// CopyOutN implements marshal.Marshallable.CopyOutN. -//go:nosplit -func (i *IPTGetEntries) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !i.Name.Packed() { - // Type IPTGetEntries doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. - i.MarshalBytes(buf) // escapes: fallback. - return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - } - - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) - hdr.Len = i.SizeBytes() - hdr.Cap = i.SizeBytes() - - length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that i - // must live until the use above. - runtime.KeepAlive(i) // escapes: replaced by intrinsic. - return length, err -} - -// CopyOut implements marshal.Marshallable.CopyOut. -//go:nosplit -func (i *IPTGetEntries) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return i.CopyOutN(cc, addr, i.SizeBytes()) -} - -// CopyIn implements marshal.Marshallable.CopyIn. -//go:nosplit -func (i *IPTGetEntries) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !i.Name.Packed() { - // Type IPTGetEntries doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Unmarshal unconditionally. If we had a short copy-in, this results in a - // partially unmarshalled struct. - i.UnmarshalBytes(buf) // escapes: fallback. - return length, err - } - - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) - hdr.Len = i.SizeBytes() - hdr.Cap = i.SizeBytes() - - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that i - // must live until the use above. - runtime.KeepAlive(i) // escapes: replaced by intrinsic. - return length, err -} - -// WriteTo implements io.WriterTo.WriteTo. -func (i *IPTGetEntries) WriteTo(writer io.Writer) (int64, error) { - if !i.Name.Packed() { - // Type IPTGetEntries doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, i.SizeBytes()) - i.MarshalBytes(buf) - length, err := writer.Write(buf) - return int64(length), err - } - - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) - hdr.Len = i.SizeBytes() - hdr.Cap = i.SizeBytes() - - length, err := writer.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that i - // must live until the use above. - runtime.KeepAlive(i) // escapes: replaced by intrinsic. - return int64(length), err -} - -// SizeBytes implements marshal.Marshallable.SizeBytes. -func (i *IP6TIP) SizeBytes() int { - return 5 + - (*Inet6Addr)(nil).SizeBytes() + - (*Inet6Addr)(nil).SizeBytes() + - (*Inet6Addr)(nil).SizeBytes() + - (*Inet6Addr)(nil).SizeBytes() + - 1*IFNAMSIZ + + (*InetAddr)(nil).SizeBytes() + + (*InetAddr)(nil).SizeBytes() + + (*InetAddr)(nil).SizeBytes() + + (*InetAddr)(nil).SizeBytes() + 1*IFNAMSIZ + 1*IFNAMSIZ + 1*IFNAMSIZ + - 1*3 + 1*IFNAMSIZ } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *IP6TIP) MarshalBytes(dst []byte) { +func (i *IPTIP) MarshalBytes(dst []byte) { i.Src.MarshalBytes(dst[:i.Src.SizeBytes()]) dst = dst[i.Src.SizeBytes():] i.Dst.MarshalBytes(dst[:i.Dst.SizeBytes()]) @@ -5925,18 +5736,14 @@ func (i *IP6TIP) MarshalBytes(dst []byte) { } usermem.ByteOrder.PutUint16(dst[:2], uint16(i.Protocol)) dst = dst[2:] - dst[0] = byte(i.TOS) - dst = dst[1:] dst[0] = byte(i.Flags) dst = dst[1:] dst[0] = byte(i.InverseFlags) dst = dst[1:] - // Padding: dst[:sizeof(byte)*3] ~= [3]byte{0} - dst = dst[1*(3):] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *IP6TIP) UnmarshalBytes(src []byte) { +func (i *IPTIP) UnmarshalBytes(src []byte) { i.Src.UnmarshalBytes(src[:i.Src.SizeBytes()]) src = src[i.Src.SizeBytes():] i.Dst.UnmarshalBytes(src[:i.Dst.SizeBytes()]) @@ -5963,47 +5770,43 @@ func (i *IP6TIP) UnmarshalBytes(src []byte) { } i.Protocol = uint16(usermem.ByteOrder.Uint16(src[:2])) src = src[2:] - i.TOS = uint8(src[0]) - src = src[1:] i.Flags = uint8(src[0]) src = src[1:] i.InverseFlags = uint8(src[0]) src = src[1:] - // Padding: ~ copy([3]byte(i._), src[:sizeof(byte)*3]) - src = src[1*(3):] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *IP6TIP) Packed() bool { +func (i *IPTIP) Packed() bool { return i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *IP6TIP) MarshalUnsafe(dst []byte) { +func (i *IPTIP) MarshalUnsafe(dst []byte) { if i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { safecopy.CopyIn(dst, unsafe.Pointer(i)) } else { - // Type IP6TIP doesn't have a packed layout in memory, fallback to MarshalBytes. + // Type IPTIP doesn't have a packed layout in memory, fallback to MarshalBytes. i.MarshalBytes(dst) } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *IP6TIP) UnmarshalUnsafe(src []byte) { +func (i *IPTIP) UnmarshalUnsafe(src []byte) { if i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { safecopy.CopyOut(unsafe.Pointer(i), src) } else { - // Type IP6TIP doesn't have a packed layout in memory, fallback to UnmarshalBytes. + // Type IPTIP doesn't have a packed layout in memory, fallback to UnmarshalBytes. i.UnmarshalBytes(src) } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *IP6TIP) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (i *IPTIP) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { - // Type IP6TIP doesn't have a packed layout in memory, fall back to MarshalBytes. + // Type IPTIP doesn't have a packed layout in memory, fall back to MarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. i.MarshalBytes(buf) // escapes: fallback. return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. @@ -6025,15 +5828,15 @@ func (i *IP6TIP) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *IP6TIP) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *IPTIP) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *IP6TIP) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *IPTIP) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { - // Type IP6TIP doesn't have a packed layout in memory, fall back to UnmarshalBytes. + // Type IPTIP doesn't have a packed layout in memory, fall back to UnmarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. length, err := cc.CopyInBytes(addr, buf) // escapes: okay. // Unmarshal unconditionally. If we had a short copy-in, this results in a @@ -6057,9 +5860,9 @@ func (i *IP6TIP) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) } // WriteTo implements io.WriterTo.WriteTo. -func (i *IP6TIP) WriteTo(writer io.Writer) (int64, error) { +func (i *IPTIP) WriteTo(writer io.Writer) (int64, error) { if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { - // Type IP6TIP doesn't have a packed layout in memory, fall back to MarshalBytes. + // Type IPTIP doesn't have a packed layout in memory, fall back to MarshalBytes. buf := make([]byte, i.SizeBytes()) i.MarshalBytes(buf) length, err := writer.Write(buf) @@ -6395,6 +6198,203 @@ func (i *IP6TEntry) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. +func (i *IP6TIP) SizeBytes() int { + return 5 + + (*Inet6Addr)(nil).SizeBytes() + + (*Inet6Addr)(nil).SizeBytes() + + (*Inet6Addr)(nil).SizeBytes() + + (*Inet6Addr)(nil).SizeBytes() + + 1*IFNAMSIZ + + 1*IFNAMSIZ + + 1*IFNAMSIZ + + 1*IFNAMSIZ + + 1*3 +} + +// MarshalBytes implements marshal.Marshallable.MarshalBytes. +func (i *IP6TIP) MarshalBytes(dst []byte) { + i.Src.MarshalBytes(dst[:i.Src.SizeBytes()]) + dst = dst[i.Src.SizeBytes():] + i.Dst.MarshalBytes(dst[:i.Dst.SizeBytes()]) + dst = dst[i.Dst.SizeBytes():] + i.SrcMask.MarshalBytes(dst[:i.SrcMask.SizeBytes()]) + dst = dst[i.SrcMask.SizeBytes():] + i.DstMask.MarshalBytes(dst[:i.DstMask.SizeBytes()]) + dst = dst[i.DstMask.SizeBytes():] + for idx := 0; idx < IFNAMSIZ; idx++ { + dst[0] = byte(i.InputInterface[idx]) + dst = dst[1:] + } + for idx := 0; idx < IFNAMSIZ; idx++ { + dst[0] = byte(i.OutputInterface[idx]) + dst = dst[1:] + } + for idx := 0; idx < IFNAMSIZ; idx++ { + dst[0] = byte(i.InputInterfaceMask[idx]) + dst = dst[1:] + } + for idx := 0; idx < IFNAMSIZ; idx++ { + dst[0] = byte(i.OutputInterfaceMask[idx]) + dst = dst[1:] + } + usermem.ByteOrder.PutUint16(dst[:2], uint16(i.Protocol)) + dst = dst[2:] + dst[0] = byte(i.TOS) + dst = dst[1:] + dst[0] = byte(i.Flags) + dst = dst[1:] + dst[0] = byte(i.InverseFlags) + dst = dst[1:] + // Padding: dst[:sizeof(byte)*3] ~= [3]byte{0} + dst = dst[1*(3):] +} + +// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. +func (i *IP6TIP) UnmarshalBytes(src []byte) { + i.Src.UnmarshalBytes(src[:i.Src.SizeBytes()]) + src = src[i.Src.SizeBytes():] + i.Dst.UnmarshalBytes(src[:i.Dst.SizeBytes()]) + src = src[i.Dst.SizeBytes():] + i.SrcMask.UnmarshalBytes(src[:i.SrcMask.SizeBytes()]) + src = src[i.SrcMask.SizeBytes():] + i.DstMask.UnmarshalBytes(src[:i.DstMask.SizeBytes()]) + src = src[i.DstMask.SizeBytes():] + for idx := 0; idx < IFNAMSIZ; idx++ { + i.InputInterface[idx] = src[0] + src = src[1:] + } + for idx := 0; idx < IFNAMSIZ; idx++ { + i.OutputInterface[idx] = src[0] + src = src[1:] + } + for idx := 0; idx < IFNAMSIZ; idx++ { + i.InputInterfaceMask[idx] = src[0] + src = src[1:] + } + for idx := 0; idx < IFNAMSIZ; idx++ { + i.OutputInterfaceMask[idx] = src[0] + src = src[1:] + } + i.Protocol = uint16(usermem.ByteOrder.Uint16(src[:2])) + src = src[2:] + i.TOS = uint8(src[0]) + src = src[1:] + i.Flags = uint8(src[0]) + src = src[1:] + i.InverseFlags = uint8(src[0]) + src = src[1:] + // Padding: ~ copy([3]byte(i._), src[:sizeof(byte)*3]) + src = src[1*(3):] +} + +// Packed implements marshal.Marshallable.Packed. +//go:nosplit +func (i *IP6TIP) Packed() bool { + return i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() +} + +// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. +func (i *IP6TIP) MarshalUnsafe(dst []byte) { + if i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { + safecopy.CopyIn(dst, unsafe.Pointer(i)) + } else { + // Type IP6TIP doesn't have a packed layout in memory, fallback to MarshalBytes. + i.MarshalBytes(dst) + } +} + +// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. +func (i *IP6TIP) UnmarshalUnsafe(src []byte) { + if i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { + safecopy.CopyOut(unsafe.Pointer(i), src) + } else { + // Type IP6TIP doesn't have a packed layout in memory, fallback to UnmarshalBytes. + i.UnmarshalBytes(src) + } +} + +// CopyOutN implements marshal.Marshallable.CopyOutN. +//go:nosplit +func (i *IP6TIP) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { + // Type IP6TIP doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. + i.MarshalBytes(buf) // escapes: fallback. + return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + } + + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) + hdr.Len = i.SizeBytes() + hdr.Cap = i.SizeBytes() + + length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that i + // must live until the use above. + runtime.KeepAlive(i) // escapes: replaced by intrinsic. + return length, err +} + +// CopyOut implements marshal.Marshallable.CopyOut. +//go:nosplit +func (i *IP6TIP) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return i.CopyOutN(cc, addr, i.SizeBytes()) +} + +// CopyIn implements marshal.Marshallable.CopyIn. +//go:nosplit +func (i *IP6TIP) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { + // Type IP6TIP doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Unmarshal unconditionally. If we had a short copy-in, this results in a + // partially unmarshalled struct. + i.UnmarshalBytes(buf) // escapes: fallback. + return length, err + } + + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) + hdr.Len = i.SizeBytes() + hdr.Cap = i.SizeBytes() + + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that i + // must live until the use above. + runtime.KeepAlive(i) // escapes: replaced by intrinsic. + return length, err +} + +// WriteTo implements io.WriterTo.WriteTo. +func (i *IP6TIP) WriteTo(writer io.Writer) (int64, error) { + if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() { + // Type IP6TIP doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, i.SizeBytes()) + i.MarshalBytes(buf) + length, err := writer.Write(buf) + return int64(length), err + } + + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) + hdr.Len = i.SizeBytes() + hdr.Cap = i.SizeBytes() + + length, err := writer.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that i + // must live until the use above. + runtime.KeepAlive(i) // escapes: replaced by intrinsic. + return int64(length), err +} + +// SizeBytes implements marshal.Marshallable.SizeBytes. func (s *SockAddrNetlink) SizeBytes() int { return 12 } @@ -7384,98 +7384,57 @@ func (s *SemInfo) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (s *ShmidDS) SizeBytes() int { - return 40 + - (*IPCPerm)(nil).SizeBytes() + - (*TimeT)(nil).SizeBytes() + - (*TimeT)(nil).SizeBytes() + - (*TimeT)(nil).SizeBytes() +func (s *ShmParams) SizeBytes() int { + return 40 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (s *ShmidDS) MarshalBytes(dst []byte) { - s.ShmPerm.MarshalBytes(dst[:s.ShmPerm.SizeBytes()]) - dst = dst[s.ShmPerm.SizeBytes():] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmSegsz)) +func (s *ShmParams) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmMax)) dst = dst[8:] - s.ShmAtime.MarshalBytes(dst[:s.ShmAtime.SizeBytes()]) - dst = dst[s.ShmAtime.SizeBytes():] - s.ShmDtime.MarshalBytes(dst[:s.ShmDtime.SizeBytes()]) - dst = dst[s.ShmDtime.SizeBytes():] - s.ShmCtime.MarshalBytes(dst[:s.ShmCtime.SizeBytes()]) - dst = dst[s.ShmCtime.SizeBytes():] - usermem.ByteOrder.PutUint32(dst[:4], uint32(s.ShmCpid)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(s.ShmLpid)) - dst = dst[4:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmNattach)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmMin)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Unused4)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmMni)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Unused5)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmSeg)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmAll)) dst = dst[8:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (s *ShmidDS) UnmarshalBytes(src []byte) { - s.ShmPerm.UnmarshalBytes(src[:s.ShmPerm.SizeBytes()]) - src = src[s.ShmPerm.SizeBytes():] - s.ShmSegsz = uint64(usermem.ByteOrder.Uint64(src[:8])) +func (s *ShmParams) UnmarshalBytes(src []byte) { + s.ShmMax = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.ShmAtime.UnmarshalBytes(src[:s.ShmAtime.SizeBytes()]) - src = src[s.ShmAtime.SizeBytes():] - s.ShmDtime.UnmarshalBytes(src[:s.ShmDtime.SizeBytes()]) - src = src[s.ShmDtime.SizeBytes():] - s.ShmCtime.UnmarshalBytes(src[:s.ShmCtime.SizeBytes()]) - src = src[s.ShmCtime.SizeBytes():] - s.ShmCpid = int32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - s.ShmLpid = int32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - s.ShmNattach = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.ShmMin = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.Unused4 = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.ShmMni = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.Unused5 = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.ShmSeg = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + s.ShmAll = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (s *ShmidDS) Packed() bool { - return s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() +func (s *ShmParams) Packed() bool { + return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (s *ShmidDS) MarshalUnsafe(dst []byte) { - if s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() { - safecopy.CopyIn(dst, unsafe.Pointer(s)) - } else { - // Type ShmidDS doesn't have a packed layout in memory, fallback to MarshalBytes. - s.MarshalBytes(dst) - } +func (s *ShmParams) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(s)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (s *ShmidDS) UnmarshalUnsafe(src []byte) { - if s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() { - safecopy.CopyOut(unsafe.Pointer(s), src) - } else { - // Type ShmidDS doesn't have a packed layout in memory, fallback to UnmarshalBytes. - s.UnmarshalBytes(src) - } +func (s *ShmParams) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(s), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (s *ShmidDS) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() { - // Type ShmidDS doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay. - s.MarshalBytes(buf) // escapes: fallback. - return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - } - +func (s *ShmParams) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -7492,23 +7451,13 @@ func (s *ShmidDS) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (s *ShmidDS) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *ShmParams) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return s.CopyOutN(cc, addr, s.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (s *ShmidDS) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() { - // Type ShmidDS doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay. - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Unmarshal unconditionally. If we had a short copy-in, this results in a - // partially unmarshalled struct. - s.UnmarshalBytes(buf) // escapes: fallback. - return length, err - } - +func (s *ShmParams) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -7524,15 +7473,7 @@ func (s *ShmidDS) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) } // WriteTo implements io.WriterTo.WriteTo. -func (s *ShmidDS) WriteTo(writer io.Writer) (int64, error) { - if !s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() { - // Type ShmidDS doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, s.SizeBytes()) - s.MarshalBytes(buf) - length, err := writer.Write(buf) - return int64(length), err - } - +func (s *ShmParams) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -7548,57 +7489,66 @@ func (s *ShmidDS) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (s *ShmParams) SizeBytes() int { - return 40 +func (s *ShmInfo) SizeBytes() int { + return 44 + + 1*4 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (s *ShmParams) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmMax)) +func (s *ShmInfo) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(s.UsedIDs)) + dst = dst[4:] + // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0} + dst = dst[1*(4):] + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmTot)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmMin)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmRss)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmMni)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmSwp)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmSeg)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapAttempts)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmAll)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapSuccesses)) dst = dst[8:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (s *ShmParams) UnmarshalBytes(src []byte) { - s.ShmMax = uint64(usermem.ByteOrder.Uint64(src[:8])) +func (s *ShmInfo) UnmarshalBytes(src []byte) { + s.UsedIDs = int32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + // Padding: ~ copy([4]byte(s._), src[:sizeof(byte)*4]) + src = src[1*(4):] + s.ShmTot = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.ShmMin = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.ShmRss = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.ShmMni = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.ShmSwp = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.ShmSeg = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.SwapAttempts = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.ShmAll = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.SwapSuccesses = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (s *ShmParams) Packed() bool { +func (s *ShmInfo) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (s *ShmParams) MarshalUnsafe(dst []byte) { +func (s *ShmInfo) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(s)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (s *ShmParams) UnmarshalUnsafe(src []byte) { +func (s *ShmInfo) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(s), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (s *ShmParams) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (s *ShmInfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -7615,13 +7565,13 @@ func (s *ShmParams) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit in // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (s *ShmParams) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *ShmInfo) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return s.CopyOutN(cc, addr, s.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (s *ShmParams) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *ShmInfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -7637,7 +7587,7 @@ func (s *ShmParams) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, erro } // WriteTo implements io.WriterTo.WriteTo. -func (s *ShmParams) WriteTo(writer io.Writer) (int64, error) { +func (s *ShmInfo) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -7653,66 +7603,98 @@ func (s *ShmParams) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (s *ShmInfo) SizeBytes() int { - return 44 + - 1*4 +func (s *ShmidDS) SizeBytes() int { + return 40 + + (*IPCPerm)(nil).SizeBytes() + + (*TimeT)(nil).SizeBytes() + + (*TimeT)(nil).SizeBytes() + + (*TimeT)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (s *ShmInfo) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(s.UsedIDs)) - dst = dst[4:] - // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0} - dst = dst[1*(4):] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmTot)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmRss)) +func (s *ShmidDS) MarshalBytes(dst []byte) { + s.ShmPerm.MarshalBytes(dst[:s.ShmPerm.SizeBytes()]) + dst = dst[s.ShmPerm.SizeBytes():] + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmSegsz)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmSwp)) + s.ShmAtime.MarshalBytes(dst[:s.ShmAtime.SizeBytes()]) + dst = dst[s.ShmAtime.SizeBytes():] + s.ShmDtime.MarshalBytes(dst[:s.ShmDtime.SizeBytes()]) + dst = dst[s.ShmDtime.SizeBytes():] + s.ShmCtime.MarshalBytes(dst[:s.ShmCtime.SizeBytes()]) + dst = dst[s.ShmCtime.SizeBytes():] + usermem.ByteOrder.PutUint32(dst[:4], uint32(s.ShmCpid)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(s.ShmLpid)) + dst = dst[4:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmNattach)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapAttempts)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Unused4)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapSuccesses)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Unused5)) dst = dst[8:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (s *ShmInfo) UnmarshalBytes(src []byte) { - s.UsedIDs = int32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - // Padding: ~ copy([4]byte(s._), src[:sizeof(byte)*4]) - src = src[1*(4):] - s.ShmTot = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - s.ShmRss = uint64(usermem.ByteOrder.Uint64(src[:8])) +func (s *ShmidDS) UnmarshalBytes(src []byte) { + s.ShmPerm.UnmarshalBytes(src[:s.ShmPerm.SizeBytes()]) + src = src[s.ShmPerm.SizeBytes():] + s.ShmSegsz = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.ShmSwp = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.ShmAtime.UnmarshalBytes(src[:s.ShmAtime.SizeBytes()]) + src = src[s.ShmAtime.SizeBytes():] + s.ShmDtime.UnmarshalBytes(src[:s.ShmDtime.SizeBytes()]) + src = src[s.ShmDtime.SizeBytes():] + s.ShmCtime.UnmarshalBytes(src[:s.ShmCtime.SizeBytes()]) + src = src[s.ShmCtime.SizeBytes():] + s.ShmCpid = int32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + s.ShmLpid = int32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + s.ShmNattach = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.SwapAttempts = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.Unused4 = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.SwapSuccesses = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.Unused5 = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (s *ShmInfo) Packed() bool { - return true +func (s *ShmidDS) Packed() bool { + return s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (s *ShmInfo) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(s)) +func (s *ShmidDS) MarshalUnsafe(dst []byte) { + if s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() { + safecopy.CopyIn(dst, unsafe.Pointer(s)) + } else { + // Type ShmidDS doesn't have a packed layout in memory, fallback to MarshalBytes. + s.MarshalBytes(dst) + } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (s *ShmInfo) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(s), src) +func (s *ShmidDS) UnmarshalUnsafe(src []byte) { + if s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() { + safecopy.CopyOut(unsafe.Pointer(s), src) + } else { + // Type ShmidDS doesn't have a packed layout in memory, fallback to UnmarshalBytes. + s.UnmarshalBytes(src) + } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (s *ShmInfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (s *ShmidDS) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() { + // Type ShmidDS doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay. + s.MarshalBytes(buf) // escapes: fallback. + return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -7729,13 +7711,23 @@ func (s *ShmInfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (s *ShmInfo) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *ShmidDS) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return s.CopyOutN(cc, addr, s.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (s *ShmInfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *ShmidDS) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() { + // Type ShmidDS doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay. + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Unmarshal unconditionally. If we had a short copy-in, this results in a + // partially unmarshalled struct. + s.UnmarshalBytes(buf) // escapes: fallback. + return length, err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -7751,7 +7743,15 @@ func (s *ShmInfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) } // WriteTo implements io.WriterTo.WriteTo. -func (s *ShmInfo) WriteTo(writer io.Writer) (int64, error) { +func (s *ShmidDS) WriteTo(writer io.Writer) (int64, error) { + if !s.ShmAtime.Packed() && s.ShmCtime.Packed() && s.ShmDtime.Packed() && s.ShmPerm.Packed() { + // Type ShmidDS doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, s.SizeBytes()) + s.MarshalBytes(buf) + length, err := writer.Write(buf) + return int64(length), err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -8106,180 +8106,157 @@ func (s *SignalfdSiginfo) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (s *SockAddrInet6) SizeBytes() int { - return 12 + - 1*16 +//go:nosplit +func (i *InetAddr) SizeBytes() int { + return 1 * 4 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (s *SockAddrInet6) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Family)) - dst = dst[2:] - usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Port)) - dst = dst[2:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Flowinfo)) - dst = dst[4:] - for idx := 0; idx < 16; idx++ { - dst[0] = byte(s.Addr[idx]) +func (i *InetAddr) MarshalBytes(dst []byte) { + for idx := 0; idx < 4; idx++ { + dst[0] = byte(i[idx]) dst = dst[1:] } - usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Scope_id)) - dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (s *SockAddrInet6) UnmarshalBytes(src []byte) { - s.Family = uint16(usermem.ByteOrder.Uint16(src[:2])) - src = src[2:] - s.Port = uint16(usermem.ByteOrder.Uint16(src[:2])) - src = src[2:] - s.Flowinfo = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - for idx := 0; idx < 16; idx++ { - s.Addr[idx] = src[0] +func (i *InetAddr) UnmarshalBytes(src []byte) { + for idx := 0; idx < 4; idx++ { + i[idx] = src[0] src = src[1:] } - s.Scope_id = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (s *SockAddrInet6) Packed() bool { +func (i *InetAddr) Packed() bool { + // Array newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (s *SockAddrInet6) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(s)) +func (i *InetAddr) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(i)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (s *SockAddrInet6) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(s), src) +func (i *InetAddr) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(i), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (s *SockAddrInet6) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (i *InetAddr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s))) - hdr.Len = s.SizeBytes() - hdr.Cap = s.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) + hdr.Len = i.SizeBytes() + hdr.Cap = i.SizeBytes() length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that s + // Since we bypassed the compiler's escape analysis, indicate that i // must live until the use above. - runtime.KeepAlive(s) // escapes: replaced by intrinsic. + runtime.KeepAlive(i) // escapes: replaced by intrinsic. return length, err } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (s *SockAddrInet6) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return s.CopyOutN(cc, addr, s.SizeBytes()) +func (i *InetAddr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (s *SockAddrInet6) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *InetAddr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s))) - hdr.Len = s.SizeBytes() - hdr.Cap = s.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) + hdr.Len = i.SizeBytes() + hdr.Cap = i.SizeBytes() length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that s + // Since we bypassed the compiler's escape analysis, indicate that i // must live until the use above. - runtime.KeepAlive(s) // escapes: replaced by intrinsic. + runtime.KeepAlive(i) // escapes: replaced by intrinsic. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (s *SockAddrInet6) WriteTo(writer io.Writer) (int64, error) { +func (i *InetAddr) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s))) - hdr.Len = s.SizeBytes() - hdr.Cap = s.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) + hdr.Len = i.SizeBytes() + hdr.Cap = i.SizeBytes() - length, err := writer.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that s + length, err := w.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that i // must live until the use above. - runtime.KeepAlive(s) // escapes: replaced by intrinsic. + runtime.KeepAlive(i) // escapes: replaced by intrinsic. return int64(length), err } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (s *SockAddrLink) SizeBytes() int { +func (s *SockAddrInet6) SizeBytes() int { return 12 + - 1*8 + 1*16 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (s *SockAddrLink) MarshalBytes(dst []byte) { +func (s *SockAddrInet6) MarshalBytes(dst []byte) { usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Family)) dst = dst[2:] - usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Protocol)) + usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Port)) dst = dst[2:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(s.InterfaceIndex)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Flowinfo)) dst = dst[4:] - usermem.ByteOrder.PutUint16(dst[:2], uint16(s.ARPHardwareType)) - dst = dst[2:] - dst[0] = byte(s.PacketType) - dst = dst[1:] - dst[0] = byte(s.HardwareAddrLen) - dst = dst[1:] - for idx := 0; idx < 8; idx++ { - dst[0] = byte(s.HardwareAddr[idx]) + for idx := 0; idx < 16; idx++ { + dst[0] = byte(s.Addr[idx]) dst = dst[1:] } + usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Scope_id)) + dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (s *SockAddrLink) UnmarshalBytes(src []byte) { +func (s *SockAddrInet6) UnmarshalBytes(src []byte) { s.Family = uint16(usermem.ByteOrder.Uint16(src[:2])) src = src[2:] - s.Protocol = uint16(usermem.ByteOrder.Uint16(src[:2])) + s.Port = uint16(usermem.ByteOrder.Uint16(src[:2])) src = src[2:] - s.InterfaceIndex = int32(usermem.ByteOrder.Uint32(src[:4])) + s.Flowinfo = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - s.ARPHardwareType = uint16(usermem.ByteOrder.Uint16(src[:2])) - src = src[2:] - s.PacketType = src[0] - src = src[1:] - s.HardwareAddrLen = src[0] - src = src[1:] - for idx := 0; idx < 8; idx++ { - s.HardwareAddr[idx] = src[0] + for idx := 0; idx < 16; idx++ { + s.Addr[idx] = src[0] src = src[1:] } + s.Scope_id = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (s *SockAddrLink) Packed() bool { +func (s *SockAddrInet6) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (s *SockAddrLink) MarshalUnsafe(dst []byte) { +func (s *SockAddrInet6) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(s)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (s *SockAddrLink) UnmarshalUnsafe(src []byte) { +func (s *SockAddrInet6) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(s), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (s *SockAddrLink) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (s *SockAddrInet6) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -8296,13 +8273,13 @@ func (s *SockAddrLink) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (s *SockAddrLink) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *SockAddrInet6) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return s.CopyOutN(cc, addr, s.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (s *SockAddrLink) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *SockAddrInet6) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -8318,7 +8295,7 @@ func (s *SockAddrLink) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, e } // WriteTo implements io.WriterTo.WriteTo. -func (s *SockAddrLink) WriteTo(writer io.Writer) (int64, error) { +func (s *SockAddrInet6) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -8432,99 +8409,6 @@ func (s *SockAddrUnix) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (l *Linger) SizeBytes() int { - return 8 -} - -// MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (l *Linger) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(l.OnOff)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(l.Linger)) - dst = dst[4:] -} - -// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (l *Linger) UnmarshalBytes(src []byte) { - l.OnOff = int32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - l.Linger = int32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] -} - -// Packed implements marshal.Marshallable.Packed. -//go:nosplit -func (l *Linger) Packed() bool { - return true -} - -// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (l *Linger) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(l)) -} - -// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (l *Linger) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(l), src) -} - -// CopyOutN implements marshal.Marshallable.CopyOutN. -//go:nosplit -func (l *Linger) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(l))) - hdr.Len = l.SizeBytes() - hdr.Cap = l.SizeBytes() - - length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that l - // must live until the use above. - runtime.KeepAlive(l) // escapes: replaced by intrinsic. - return length, err -} - -// CopyOut implements marshal.Marshallable.CopyOut. -//go:nosplit -func (l *Linger) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return l.CopyOutN(cc, addr, l.SizeBytes()) -} - -// CopyIn implements marshal.Marshallable.CopyIn. -//go:nosplit -func (l *Linger) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(l))) - hdr.Len = l.SizeBytes() - hdr.Cap = l.SizeBytes() - - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that l - // must live until the use above. - runtime.KeepAlive(l) // escapes: replaced by intrinsic. - return length, err -} - -// WriteTo implements io.WriterTo.WriteTo. -func (l *Linger) WriteTo(writer io.Writer) (int64, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(l))) - hdr.Len = l.SizeBytes() - hdr.Cap = l.SizeBytes() - - length, err := writer.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that l - // must live until the use above. - runtime.KeepAlive(l) // escapes: replaced by intrinsic. - return int64(length), err -} - -// SizeBytes implements marshal.Marshallable.SizeBytes. func (t *TCPInfo) SizeBytes() int { return 192 } @@ -9027,297 +8911,413 @@ func (i *Inet6Addr) WriteTo(w io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (c *ControlMessageCredentials) SizeBytes() int { - return 12 +func (s *SockAddrLink) SizeBytes() int { + return 12 + + 1*8 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (c *ControlMessageCredentials) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(c.PID)) +func (s *SockAddrLink) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Family)) + dst = dst[2:] + usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Protocol)) + dst = dst[2:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(s.InterfaceIndex)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(c.UID)) + usermem.ByteOrder.PutUint16(dst[:2], uint16(s.ARPHardwareType)) + dst = dst[2:] + dst[0] = byte(s.PacketType) + dst = dst[1:] + dst[0] = byte(s.HardwareAddrLen) + dst = dst[1:] + for idx := 0; idx < 8; idx++ { + dst[0] = byte(s.HardwareAddr[idx]) + dst = dst[1:] + } +} + +// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. +func (s *SockAddrLink) UnmarshalBytes(src []byte) { + s.Family = uint16(usermem.ByteOrder.Uint16(src[:2])) + src = src[2:] + s.Protocol = uint16(usermem.ByteOrder.Uint16(src[:2])) + src = src[2:] + s.InterfaceIndex = int32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + s.ARPHardwareType = uint16(usermem.ByteOrder.Uint16(src[:2])) + src = src[2:] + s.PacketType = src[0] + src = src[1:] + s.HardwareAddrLen = src[0] + src = src[1:] + for idx := 0; idx < 8; idx++ { + s.HardwareAddr[idx] = src[0] + src = src[1:] + } +} + +// Packed implements marshal.Marshallable.Packed. +//go:nosplit +func (s *SockAddrLink) Packed() bool { + return true +} + +// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. +func (s *SockAddrLink) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(s)) +} + +// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. +func (s *SockAddrLink) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(s), src) +} + +// CopyOutN implements marshal.Marshallable.CopyOutN. +//go:nosplit +func (s *SockAddrLink) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s))) + hdr.Len = s.SizeBytes() + hdr.Cap = s.SizeBytes() + + length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that s + // must live until the use above. + runtime.KeepAlive(s) // escapes: replaced by intrinsic. + return length, err +} + +// CopyOut implements marshal.Marshallable.CopyOut. +//go:nosplit +func (s *SockAddrLink) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return s.CopyOutN(cc, addr, s.SizeBytes()) +} + +// CopyIn implements marshal.Marshallable.CopyIn. +//go:nosplit +func (s *SockAddrLink) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s))) + hdr.Len = s.SizeBytes() + hdr.Cap = s.SizeBytes() + + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that s + // must live until the use above. + runtime.KeepAlive(s) // escapes: replaced by intrinsic. + return length, err +} + +// WriteTo implements io.WriterTo.WriteTo. +func (s *SockAddrLink) WriteTo(writer io.Writer) (int64, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s))) + hdr.Len = s.SizeBytes() + hdr.Cap = s.SizeBytes() + + length, err := writer.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that s + // must live until the use above. + runtime.KeepAlive(s) // escapes: replaced by intrinsic. + return int64(length), err +} + +// SizeBytes implements marshal.Marshallable.SizeBytes. +func (l *Linger) SizeBytes() int { + return 8 +} + +// MarshalBytes implements marshal.Marshallable.MarshalBytes. +func (l *Linger) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(l.OnOff)) dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(c.GID)) + usermem.ByteOrder.PutUint32(dst[:4], uint32(l.Linger)) dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (c *ControlMessageCredentials) UnmarshalBytes(src []byte) { - c.PID = int32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - c.UID = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (l *Linger) UnmarshalBytes(src []byte) { + l.OnOff = int32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] - c.GID = uint32(usermem.ByteOrder.Uint32(src[:4])) + l.Linger = int32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (c *ControlMessageCredentials) Packed() bool { +func (l *Linger) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (c *ControlMessageCredentials) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(c)) +func (l *Linger) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(l)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (c *ControlMessageCredentials) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(c), src) +func (l *Linger) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(l), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (c *ControlMessageCredentials) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (l *Linger) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) - hdr.Len = c.SizeBytes() - hdr.Cap = c.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(l))) + hdr.Len = l.SizeBytes() + hdr.Cap = l.SizeBytes() length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that c + // Since we bypassed the compiler's escape analysis, indicate that l // must live until the use above. - runtime.KeepAlive(c) // escapes: replaced by intrinsic. + runtime.KeepAlive(l) // escapes: replaced by intrinsic. return length, err } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (c *ControlMessageCredentials) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return c.CopyOutN(cc, addr, c.SizeBytes()) +func (l *Linger) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return l.CopyOutN(cc, addr, l.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (c *ControlMessageCredentials) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (l *Linger) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) - hdr.Len = c.SizeBytes() - hdr.Cap = c.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(l))) + hdr.Len = l.SizeBytes() + hdr.Cap = l.SizeBytes() length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that c + // Since we bypassed the compiler's escape analysis, indicate that l // must live until the use above. - runtime.KeepAlive(c) // escapes: replaced by intrinsic. + runtime.KeepAlive(l) // escapes: replaced by intrinsic. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (c *ControlMessageCredentials) WriteTo(writer io.Writer) (int64, error) { +func (l *Linger) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) - hdr.Len = c.SizeBytes() - hdr.Cap = c.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(l))) + hdr.Len = l.SizeBytes() + hdr.Cap = l.SizeBytes() length, err := writer.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that c + // Since we bypassed the compiler's escape analysis, indicate that l // must live until the use above. - runtime.KeepAlive(c) // escapes: replaced by intrinsic. + runtime.KeepAlive(l) // escapes: replaced by intrinsic. return int64(length), err } // SizeBytes implements marshal.Marshallable.SizeBytes. -//go:nosplit -func (i *InetAddr) SizeBytes() int { - return 1 * 4 +func (c *ControlMessageCredentials) SizeBytes() int { + return 12 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *InetAddr) MarshalBytes(dst []byte) { - for idx := 0; idx < 4; idx++ { - dst[0] = byte(i[idx]) - dst = dst[1:] - } +func (c *ControlMessageCredentials) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(c.PID)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(c.UID)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(c.GID)) + dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *InetAddr) UnmarshalBytes(src []byte) { - for idx := 0; idx < 4; idx++ { - i[idx] = src[0] - src = src[1:] - } +func (c *ControlMessageCredentials) UnmarshalBytes(src []byte) { + c.PID = int32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + c.UID = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + c.GID = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *InetAddr) Packed() bool { - // Array newtypes are always packed. +func (c *ControlMessageCredentials) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *InetAddr) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(i)) +func (c *ControlMessageCredentials) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(c)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *InetAddr) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(i), src) +func (c *ControlMessageCredentials) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(c), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *InetAddr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (c *ControlMessageCredentials) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) - hdr.Len = i.SizeBytes() - hdr.Cap = i.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) + hdr.Len = c.SizeBytes() + hdr.Cap = c.SizeBytes() length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that i + // Since we bypassed the compiler's escape analysis, indicate that c // must live until the use above. - runtime.KeepAlive(i) // escapes: replaced by intrinsic. + runtime.KeepAlive(c) // escapes: replaced by intrinsic. return length, err } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *InetAddr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return i.CopyOutN(cc, addr, i.SizeBytes()) +func (c *ControlMessageCredentials) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return c.CopyOutN(cc, addr, c.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *InetAddr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (c *ControlMessageCredentials) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) - hdr.Len = i.SizeBytes() - hdr.Cap = i.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) + hdr.Len = c.SizeBytes() + hdr.Cap = c.SizeBytes() length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that i + // Since we bypassed the compiler's escape analysis, indicate that c // must live until the use above. - runtime.KeepAlive(i) // escapes: replaced by intrinsic. + runtime.KeepAlive(c) // escapes: replaced by intrinsic. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (i *InetAddr) WriteTo(w io.Writer) (int64, error) { +func (c *ControlMessageCredentials) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i))) - hdr.Len = i.SizeBytes() - hdr.Cap = i.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) + hdr.Len = c.SizeBytes() + hdr.Cap = c.SizeBytes() - length, err := w.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that i + length, err := writer.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that c // must live until the use above. - runtime.KeepAlive(i) // escapes: replaced by intrinsic. + runtime.KeepAlive(c) // escapes: replaced by intrinsic. return int64(length), err } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (ts *Timespec) SizeBytes() int { +func (tv *Timeval) SizeBytes() int { return 16 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (ts *Timespec) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(ts.Sec)) +func (tv *Timeval) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(tv.Sec)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(ts.Nsec)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(tv.Usec)) dst = dst[8:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (ts *Timespec) UnmarshalBytes(src []byte) { - ts.Sec = int64(usermem.ByteOrder.Uint64(src[:8])) +func (tv *Timeval) UnmarshalBytes(src []byte) { + tv.Sec = int64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - ts.Nsec = int64(usermem.ByteOrder.Uint64(src[:8])) + tv.Usec = int64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (ts *Timespec) Packed() bool { +func (tv *Timeval) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (ts *Timespec) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(ts)) +func (tv *Timeval) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(tv)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (ts *Timespec) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(ts), src) +func (tv *Timeval) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(tv), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (ts *Timespec) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (tv *Timeval) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(ts))) - hdr.Len = ts.SizeBytes() - hdr.Cap = ts.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tv))) + hdr.Len = tv.SizeBytes() + hdr.Cap = tv.SizeBytes() length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that ts + // Since we bypassed the compiler's escape analysis, indicate that tv // must live until the use above. - runtime.KeepAlive(ts) // escapes: replaced by intrinsic. + runtime.KeepAlive(tv) // escapes: replaced by intrinsic. return length, err } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (ts *Timespec) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return ts.CopyOutN(cc, addr, ts.SizeBytes()) +func (tv *Timeval) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return tv.CopyOutN(cc, addr, tv.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (ts *Timespec) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (tv *Timeval) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(ts))) - hdr.Len = ts.SizeBytes() - hdr.Cap = ts.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tv))) + hdr.Len = tv.SizeBytes() + hdr.Cap = tv.SizeBytes() length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that ts + // Since we bypassed the compiler's escape analysis, indicate that tv // must live until the use above. - runtime.KeepAlive(ts) // escapes: replaced by intrinsic. + runtime.KeepAlive(tv) // escapes: replaced by intrinsic. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (ts *Timespec) WriteTo(writer io.Writer) (int64, error) { +func (tv *Timeval) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(ts))) - hdr.Len = ts.SizeBytes() - hdr.Cap = ts.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tv))) + hdr.Len = tv.SizeBytes() + hdr.Cap = tv.SizeBytes() length, err := writer.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that ts + // Since we bypassed the compiler's escape analysis, indicate that tv // must live until the use above. - runtime.KeepAlive(ts) // escapes: replaced by intrinsic. + runtime.KeepAlive(tv) // escapes: replaced by intrinsic. return int64(length), err } -// CopyTimespecSliceIn copies in a slice of Timespec objects from the task's memory. -func CopyTimespecSliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []Timespec) (int, error) { +// CopyTimevalSliceIn copies in a slice of Timeval objects from the task's memory. +func CopyTimevalSliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []Timeval) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Timespec)(nil).SizeBytes() + size := (*Timeval)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -9336,13 +9336,13 @@ func CopyTimespecSliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []Timesp return length, err } -// CopyTimespecSliceOut copies a slice of Timespec objects to the task's memory. -func CopyTimespecSliceOut(cc marshal.CopyContext, addr usermem.Addr, src []Timespec) (int, error) { +// CopyTimevalSliceOut copies a slice of Timeval objects to the task's memory. +func CopyTimevalSliceOut(cc marshal.CopyContext, addr usermem.Addr, src []Timeval) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Timespec)(nil).SizeBytes() + size := (*Timeval)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -9361,13 +9361,13 @@ func CopyTimespecSliceOut(cc marshal.CopyContext, addr usermem.Addr, src []Times return length, err } -// MarshalUnsafeTimespecSlice is like Timespec.MarshalUnsafe, but for a []Timespec. -func MarshalUnsafeTimespecSlice(src []Timespec, dst []byte) (int, error) { +// MarshalUnsafeTimevalSlice is like Timeval.MarshalUnsafe, but for a []Timeval. +func MarshalUnsafeTimevalSlice(src []Timeval, dst []byte) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Timespec)(nil).SizeBytes() + size := (*Timeval)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -9379,13 +9379,13 @@ func MarshalUnsafeTimespecSlice(src []Timespec, dst []byte) (int, error) { return length, err } -// UnmarshalUnsafeTimespecSlice is like Timespec.UnmarshalUnsafe, but for a []Timespec. -func UnmarshalUnsafeTimespecSlice(dst []Timespec, src []byte) (int, error) { +// UnmarshalUnsafeTimevalSlice is like Timeval.UnmarshalUnsafe, but for a []Timeval. +func UnmarshalUnsafeTimevalSlice(dst []Timeval, src []byte) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Timespec)(nil).SizeBytes() + size := (*Timeval)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -9398,14 +9398,14 @@ func UnmarshalUnsafeTimespecSlice(dst []Timespec, src []byte) (int, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (i *Itimerspec) SizeBytes() int { +func (i *ItimerVal) SizeBytes() int { return 0 + - (*Timespec)(nil).SizeBytes() + - (*Timespec)(nil).SizeBytes() + (*Timeval)(nil).SizeBytes() + + (*Timeval)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *Itimerspec) MarshalBytes(dst []byte) { +func (i *ItimerVal) MarshalBytes(dst []byte) { i.Interval.MarshalBytes(dst[:i.Interval.SizeBytes()]) dst = dst[i.Interval.SizeBytes():] i.Value.MarshalBytes(dst[:i.Value.SizeBytes()]) @@ -9413,7 +9413,7 @@ func (i *Itimerspec) MarshalBytes(dst []byte) { } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *Itimerspec) UnmarshalBytes(src []byte) { +func (i *ItimerVal) UnmarshalBytes(src []byte) { i.Interval.UnmarshalBytes(src[:i.Interval.SizeBytes()]) src = src[i.Interval.SizeBytes():] i.Value.UnmarshalBytes(src[:i.Value.SizeBytes()]) @@ -9422,35 +9422,35 @@ func (i *Itimerspec) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *Itimerspec) Packed() bool { +func (i *ItimerVal) Packed() bool { return i.Interval.Packed() && i.Value.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *Itimerspec) MarshalUnsafe(dst []byte) { +func (i *ItimerVal) MarshalUnsafe(dst []byte) { if i.Interval.Packed() && i.Value.Packed() { safecopy.CopyIn(dst, unsafe.Pointer(i)) } else { - // Type Itimerspec doesn't have a packed layout in memory, fallback to MarshalBytes. + // Type ItimerVal doesn't have a packed layout in memory, fallback to MarshalBytes. i.MarshalBytes(dst) } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *Itimerspec) UnmarshalUnsafe(src []byte) { +func (i *ItimerVal) UnmarshalUnsafe(src []byte) { if i.Interval.Packed() && i.Value.Packed() { safecopy.CopyOut(unsafe.Pointer(i), src) } else { - // Type Itimerspec doesn't have a packed layout in memory, fallback to UnmarshalBytes. + // Type ItimerVal doesn't have a packed layout in memory, fallback to UnmarshalBytes. i.UnmarshalBytes(src) } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *Itimerspec) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (i *ItimerVal) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { if !i.Interval.Packed() && i.Value.Packed() { - // Type Itimerspec doesn't have a packed layout in memory, fall back to MarshalBytes. + // Type ItimerVal doesn't have a packed layout in memory, fall back to MarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. i.MarshalBytes(buf) // escapes: fallback. return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. @@ -9472,15 +9472,15 @@ func (i *Itimerspec) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *Itimerspec) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *ItimerVal) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *Itimerspec) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *ItimerVal) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { if !i.Interval.Packed() && i.Value.Packed() { - // Type Itimerspec doesn't have a packed layout in memory, fall back to UnmarshalBytes. + // Type ItimerVal doesn't have a packed layout in memory, fall back to UnmarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. length, err := cc.CopyInBytes(addr, buf) // escapes: okay. // Unmarshal unconditionally. If we had a short copy-in, this results in a @@ -9504,9 +9504,9 @@ func (i *Itimerspec) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err } // WriteTo implements io.WriterTo.WriteTo. -func (i *Itimerspec) WriteTo(writer io.Writer) (int64, error) { +func (i *ItimerVal) WriteTo(writer io.Writer) (int64, error) { if !i.Interval.Packed() && i.Value.Packed() { - // Type Itimerspec doesn't have a packed layout in memory, fall back to MarshalBytes. + // Type ItimerVal doesn't have a packed layout in memory, fall back to MarshalBytes. buf := make([]byte, i.SizeBytes()) i.MarshalBytes(buf) length, err := writer.Write(buf) @@ -9528,130 +9528,74 @@ func (i *Itimerspec) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -//go:nosplit -func (c *ClockT) SizeBytes() int { - return 8 +func (t *Tms) SizeBytes() int { + return 0 + + (*ClockT)(nil).SizeBytes() + + (*ClockT)(nil).SizeBytes() + + (*ClockT)(nil).SizeBytes() + + (*ClockT)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (c *ClockT) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(*c)) +func (t *Tms) MarshalBytes(dst []byte) { + t.UTime.MarshalBytes(dst[:t.UTime.SizeBytes()]) + dst = dst[t.UTime.SizeBytes():] + t.STime.MarshalBytes(dst[:t.STime.SizeBytes()]) + dst = dst[t.STime.SizeBytes():] + t.CUTime.MarshalBytes(dst[:t.CUTime.SizeBytes()]) + dst = dst[t.CUTime.SizeBytes():] + t.CSTime.MarshalBytes(dst[:t.CSTime.SizeBytes()]) + dst = dst[t.CSTime.SizeBytes():] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (c *ClockT) UnmarshalBytes(src []byte) { - *c = ClockT(int64(usermem.ByteOrder.Uint64(src[:8]))) +func (t *Tms) UnmarshalBytes(src []byte) { + t.UTime.UnmarshalBytes(src[:t.UTime.SizeBytes()]) + src = src[t.UTime.SizeBytes():] + t.STime.UnmarshalBytes(src[:t.STime.SizeBytes()]) + src = src[t.STime.SizeBytes():] + t.CUTime.UnmarshalBytes(src[:t.CUTime.SizeBytes()]) + src = src[t.CUTime.SizeBytes():] + t.CSTime.UnmarshalBytes(src[:t.CSTime.SizeBytes()]) + src = src[t.CSTime.SizeBytes():] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (c *ClockT) Packed() bool { - // Scalar newtypes are always packed. - return true +func (t *Tms) Packed() bool { + return t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (c *ClockT) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(c)) +func (t *Tms) MarshalUnsafe(dst []byte) { + if t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() { + safecopy.CopyIn(dst, unsafe.Pointer(t)) + } else { + // Type Tms doesn't have a packed layout in memory, fallback to MarshalBytes. + t.MarshalBytes(dst) + } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (c *ClockT) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(c), src) +func (t *Tms) UnmarshalUnsafe(src []byte) { + if t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() { + safecopy.CopyOut(unsafe.Pointer(t), src) + } else { + // Type Tms doesn't have a packed layout in memory, fallback to UnmarshalBytes. + t.UnmarshalBytes(src) + } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (c *ClockT) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) - hdr.Len = c.SizeBytes() - hdr.Cap = c.SizeBytes() - - length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that c - // must live until the use above. - runtime.KeepAlive(c) // escapes: replaced by intrinsic. - return length, err -} - -// CopyOut implements marshal.Marshallable.CopyOut. -//go:nosplit -func (c *ClockT) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return c.CopyOutN(cc, addr, c.SizeBytes()) -} - -// CopyIn implements marshal.Marshallable.CopyIn. -//go:nosplit -func (c *ClockT) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) - hdr.Len = c.SizeBytes() - hdr.Cap = c.SizeBytes() - - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that c - // must live until the use above. - runtime.KeepAlive(c) // escapes: replaced by intrinsic. - return length, err -} - -// WriteTo implements io.WriterTo.WriteTo. -func (c *ClockT) WriteTo(w io.Writer) (int64, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) - hdr.Len = c.SizeBytes() - hdr.Cap = c.SizeBytes() - - length, err := w.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that c - // must live until the use above. - runtime.KeepAlive(c) // escapes: replaced by intrinsic. - return int64(length), err -} - -// SizeBytes implements marshal.Marshallable.SizeBytes. -//go:nosplit -func (t *TimerID) SizeBytes() int { - return 4 -} - -// MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (t *TimerID) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(*t)) -} - -// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (t *TimerID) UnmarshalBytes(src []byte) { - *t = TimerID(int32(usermem.ByteOrder.Uint32(src[:4]))) -} - -// Packed implements marshal.Marshallable.Packed. -//go:nosplit -func (t *TimerID) Packed() bool { - // Scalar newtypes are always packed. - return true -} - -// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (t *TimerID) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(t)) -} - -// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (t *TimerID) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(t), src) -} +func (t *Tms) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() { + // Type Tms doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(t.SizeBytes()) // escapes: okay. + t.MarshalBytes(buf) // escapes: fallback. + return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + } -// CopyOutN implements marshal.Marshallable.CopyOutN. -//go:nosplit -func (t *TimerID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -9668,13 +9612,23 @@ func (t *TimerID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (t *TimerID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (t *Tms) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return t.CopyOutN(cc, addr, t.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (t *TimerID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (t *Tms) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() { + // Type Tms doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(t.SizeBytes()) // escapes: okay. + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Unmarshal unconditionally. If we had a short copy-in, this results in a + // partially unmarshalled struct. + t.UnmarshalBytes(buf) // escapes: fallback. + return length, err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -9690,7 +9644,15 @@ func (t *TimerID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) } // WriteTo implements io.WriterTo.WriteTo. -func (t *TimerID) WriteTo(w io.Writer) (int64, error) { +func (t *Tms) WriteTo(writer io.Writer) (int64, error) { + if !t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() { + // Type Tms doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, t.SizeBytes()) + t.MarshalBytes(buf) + length, err := writer.Write(buf) + return int64(length), err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -9698,7 +9660,7 @@ func (t *TimerID) WriteTo(w io.Writer) (int64, error) { hdr.Len = t.SizeBytes() hdr.Cap = t.SizeBytes() - length, err := w.Write(buf) + length, err := writer.Write(buf) // Since we bypassed the compiler's escape analysis, indicate that t // must live until the use above. runtime.KeepAlive(t) // escapes: replaced by intrinsic. @@ -9799,194 +9761,105 @@ func (u *Utime) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -//go:nosplit -func (t *TimeT) SizeBytes() int { - return 8 -} - -// MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (t *TimeT) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(*t)) -} - -// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (t *TimeT) UnmarshalBytes(src []byte) { - *t = TimeT(int64(usermem.ByteOrder.Uint64(src[:8]))) -} - -// Packed implements marshal.Marshallable.Packed. -//go:nosplit -func (t *TimeT) Packed() bool { - // Scalar newtypes are always packed. - return true -} - -// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (t *TimeT) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(t)) -} - -// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (t *TimeT) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(t), src) -} - -// CopyOutN implements marshal.Marshallable.CopyOutN. -//go:nosplit -func (t *TimeT) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t))) - hdr.Len = t.SizeBytes() - hdr.Cap = t.SizeBytes() - - length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that t - // must live until the use above. - runtime.KeepAlive(t) // escapes: replaced by intrinsic. - return length, err -} - -// CopyOut implements marshal.Marshallable.CopyOut. -//go:nosplit -func (t *TimeT) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return t.CopyOutN(cc, addr, t.SizeBytes()) -} - -// CopyIn implements marshal.Marshallable.CopyIn. -//go:nosplit -func (t *TimeT) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t))) - hdr.Len = t.SizeBytes() - hdr.Cap = t.SizeBytes() - - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that t - // must live until the use above. - runtime.KeepAlive(t) // escapes: replaced by intrinsic. - return length, err -} - -// WriteTo implements io.WriterTo.WriteTo. -func (t *TimeT) WriteTo(w io.Writer) (int64, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t))) - hdr.Len = t.SizeBytes() - hdr.Cap = t.SizeBytes() - - length, err := w.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that t - // must live until the use above. - runtime.KeepAlive(t) // escapes: replaced by intrinsic. - return int64(length), err -} - -// SizeBytes implements marshal.Marshallable.SizeBytes. -func (tv *Timeval) SizeBytes() int { +func (ts *Timespec) SizeBytes() int { return 16 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (tv *Timeval) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(tv.Sec)) +func (ts *Timespec) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(ts.Sec)) dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(tv.Usec)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(ts.Nsec)) dst = dst[8:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (tv *Timeval) UnmarshalBytes(src []byte) { - tv.Sec = int64(usermem.ByteOrder.Uint64(src[:8])) +func (ts *Timespec) UnmarshalBytes(src []byte) { + ts.Sec = int64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - tv.Usec = int64(usermem.ByteOrder.Uint64(src[:8])) + ts.Nsec = int64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (tv *Timeval) Packed() bool { +func (ts *Timespec) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (tv *Timeval) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(tv)) +func (ts *Timespec) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(ts)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (tv *Timeval) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(tv), src) +func (ts *Timespec) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(ts), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (tv *Timeval) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (ts *Timespec) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tv))) - hdr.Len = tv.SizeBytes() - hdr.Cap = tv.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(ts))) + hdr.Len = ts.SizeBytes() + hdr.Cap = ts.SizeBytes() length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that tv + // Since we bypassed the compiler's escape analysis, indicate that ts // must live until the use above. - runtime.KeepAlive(tv) // escapes: replaced by intrinsic. + runtime.KeepAlive(ts) // escapes: replaced by intrinsic. return length, err } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (tv *Timeval) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return tv.CopyOutN(cc, addr, tv.SizeBytes()) +func (ts *Timespec) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return ts.CopyOutN(cc, addr, ts.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (tv *Timeval) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (ts *Timespec) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tv))) - hdr.Len = tv.SizeBytes() - hdr.Cap = tv.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(ts))) + hdr.Len = ts.SizeBytes() + hdr.Cap = ts.SizeBytes() length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that tv + // Since we bypassed the compiler's escape analysis, indicate that ts // must live until the use above. - runtime.KeepAlive(tv) // escapes: replaced by intrinsic. + runtime.KeepAlive(ts) // escapes: replaced by intrinsic. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (tv *Timeval) WriteTo(writer io.Writer) (int64, error) { +func (ts *Timespec) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tv))) - hdr.Len = tv.SizeBytes() - hdr.Cap = tv.SizeBytes() + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(ts))) + hdr.Len = ts.SizeBytes() + hdr.Cap = ts.SizeBytes() length, err := writer.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that tv + // Since we bypassed the compiler's escape analysis, indicate that ts // must live until the use above. - runtime.KeepAlive(tv) // escapes: replaced by intrinsic. + runtime.KeepAlive(ts) // escapes: replaced by intrinsic. return int64(length), err } -// CopyTimevalSliceIn copies in a slice of Timeval objects from the task's memory. -func CopyTimevalSliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []Timeval) (int, error) { +// CopyTimespecSliceIn copies in a slice of Timespec objects from the task's memory. +func CopyTimespecSliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []Timespec) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Timeval)(nil).SizeBytes() + size := (*Timespec)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -10005,13 +9878,13 @@ func CopyTimevalSliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []Timeval return length, err } -// CopyTimevalSliceOut copies a slice of Timeval objects to the task's memory. -func CopyTimevalSliceOut(cc marshal.CopyContext, addr usermem.Addr, src []Timeval) (int, error) { +// CopyTimespecSliceOut copies a slice of Timespec objects to the task's memory. +func CopyTimespecSliceOut(cc marshal.CopyContext, addr usermem.Addr, src []Timespec) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Timeval)(nil).SizeBytes() + size := (*Timespec)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -10030,13 +9903,13 @@ func CopyTimevalSliceOut(cc marshal.CopyContext, addr usermem.Addr, src []Timeva return length, err } -// MarshalUnsafeTimevalSlice is like Timeval.MarshalUnsafe, but for a []Timeval. -func MarshalUnsafeTimevalSlice(src []Timeval, dst []byte) (int, error) { +// MarshalUnsafeTimespecSlice is like Timespec.MarshalUnsafe, but for a []Timespec. +func MarshalUnsafeTimespecSlice(src []Timespec, dst []byte) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Timeval)(nil).SizeBytes() + size := (*Timespec)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -10048,13 +9921,13 @@ func MarshalUnsafeTimevalSlice(src []Timeval, dst []byte) (int, error) { return length, err } -// UnmarshalUnsafeTimevalSlice is like Timeval.UnmarshalUnsafe, but for a []Timeval. -func UnmarshalUnsafeTimevalSlice(dst []Timeval, src []byte) (int, error) { +// UnmarshalUnsafeTimespecSlice is like Timespec.UnmarshalUnsafe, but for a []Timespec. +func UnmarshalUnsafeTimespecSlice(dst []Timespec, src []byte) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Timeval)(nil).SizeBytes() + size := (*Timespec)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -10067,14 +9940,14 @@ func UnmarshalUnsafeTimevalSlice(dst []Timeval, src []byte) (int, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (i *ItimerVal) SizeBytes() int { +func (i *Itimerspec) SizeBytes() int { return 0 + - (*Timeval)(nil).SizeBytes() + - (*Timeval)(nil).SizeBytes() + (*Timespec)(nil).SizeBytes() + + (*Timespec)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *ItimerVal) MarshalBytes(dst []byte) { +func (i *Itimerspec) MarshalBytes(dst []byte) { i.Interval.MarshalBytes(dst[:i.Interval.SizeBytes()]) dst = dst[i.Interval.SizeBytes():] i.Value.MarshalBytes(dst[:i.Value.SizeBytes()]) @@ -10082,7 +9955,7 @@ func (i *ItimerVal) MarshalBytes(dst []byte) { } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *ItimerVal) UnmarshalBytes(src []byte) { +func (i *Itimerspec) UnmarshalBytes(src []byte) { i.Interval.UnmarshalBytes(src[:i.Interval.SizeBytes()]) src = src[i.Interval.SizeBytes():] i.Value.UnmarshalBytes(src[:i.Value.SizeBytes()]) @@ -10091,35 +9964,35 @@ func (i *ItimerVal) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *ItimerVal) Packed() bool { +func (i *Itimerspec) Packed() bool { return i.Interval.Packed() && i.Value.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *ItimerVal) MarshalUnsafe(dst []byte) { +func (i *Itimerspec) MarshalUnsafe(dst []byte) { if i.Interval.Packed() && i.Value.Packed() { safecopy.CopyIn(dst, unsafe.Pointer(i)) } else { - // Type ItimerVal doesn't have a packed layout in memory, fallback to MarshalBytes. + // Type Itimerspec doesn't have a packed layout in memory, fallback to MarshalBytes. i.MarshalBytes(dst) } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *ItimerVal) UnmarshalUnsafe(src []byte) { +func (i *Itimerspec) UnmarshalUnsafe(src []byte) { if i.Interval.Packed() && i.Value.Packed() { safecopy.CopyOut(unsafe.Pointer(i), src) } else { - // Type ItimerVal doesn't have a packed layout in memory, fallback to UnmarshalBytes. + // Type Itimerspec doesn't have a packed layout in memory, fallback to UnmarshalBytes. i.UnmarshalBytes(src) } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *ItimerVal) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (i *Itimerspec) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { if !i.Interval.Packed() && i.Value.Packed() { - // Type ItimerVal doesn't have a packed layout in memory, fall back to MarshalBytes. + // Type Itimerspec doesn't have a packed layout in memory, fall back to MarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. i.MarshalBytes(buf) // escapes: fallback. return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. @@ -10141,15 +10014,15 @@ func (i *ItimerVal) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit in // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *ItimerVal) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *Itimerspec) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *ItimerVal) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *Itimerspec) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { if !i.Interval.Packed() && i.Value.Packed() { - // Type ItimerVal doesn't have a packed layout in memory, fall back to UnmarshalBytes. + // Type Itimerspec doesn't have a packed layout in memory, fall back to UnmarshalBytes. buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay. length, err := cc.CopyInBytes(addr, buf) // escapes: okay. // Unmarshal unconditionally. If we had a short copy-in, this results in a @@ -10173,9 +10046,9 @@ func (i *ItimerVal) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, erro } // WriteTo implements io.WriterTo.WriteTo. -func (i *ItimerVal) WriteTo(writer io.Writer) (int64, error) { +func (i *Itimerspec) WriteTo(writer io.Writer) (int64, error) { if !i.Interval.Packed() && i.Value.Packed() { - // Type ItimerVal doesn't have a packed layout in memory, fall back to MarshalBytes. + // Type Itimerspec doesn't have a packed layout in memory, fall back to MarshalBytes. buf := make([]byte, i.SizeBytes()) i.MarshalBytes(buf) length, err := writer.Write(buf) @@ -10197,74 +10070,130 @@ func (i *ItimerVal) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (t *Tms) SizeBytes() int { - return 0 + - (*ClockT)(nil).SizeBytes() + - (*ClockT)(nil).SizeBytes() + - (*ClockT)(nil).SizeBytes() + - (*ClockT)(nil).SizeBytes() +//go:nosplit +func (c *ClockT) SizeBytes() int { + return 8 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (t *Tms) MarshalBytes(dst []byte) { - t.UTime.MarshalBytes(dst[:t.UTime.SizeBytes()]) - dst = dst[t.UTime.SizeBytes():] - t.STime.MarshalBytes(dst[:t.STime.SizeBytes()]) - dst = dst[t.STime.SizeBytes():] - t.CUTime.MarshalBytes(dst[:t.CUTime.SizeBytes()]) - dst = dst[t.CUTime.SizeBytes():] - t.CSTime.MarshalBytes(dst[:t.CSTime.SizeBytes()]) - dst = dst[t.CSTime.SizeBytes():] +func (c *ClockT) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(*c)) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (t *Tms) UnmarshalBytes(src []byte) { - t.UTime.UnmarshalBytes(src[:t.UTime.SizeBytes()]) - src = src[t.UTime.SizeBytes():] - t.STime.UnmarshalBytes(src[:t.STime.SizeBytes()]) - src = src[t.STime.SizeBytes():] - t.CUTime.UnmarshalBytes(src[:t.CUTime.SizeBytes()]) - src = src[t.CUTime.SizeBytes():] - t.CSTime.UnmarshalBytes(src[:t.CSTime.SizeBytes()]) - src = src[t.CSTime.SizeBytes():] +func (c *ClockT) UnmarshalBytes(src []byte) { + *c = ClockT(int64(usermem.ByteOrder.Uint64(src[:8]))) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (t *Tms) Packed() bool { - return t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() +func (c *ClockT) Packed() bool { + // Scalar newtypes are always packed. + return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (t *Tms) MarshalUnsafe(dst []byte) { - if t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() { - safecopy.CopyIn(dst, unsafe.Pointer(t)) - } else { - // Type Tms doesn't have a packed layout in memory, fallback to MarshalBytes. - t.MarshalBytes(dst) - } +func (c *ClockT) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(c)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (t *Tms) UnmarshalUnsafe(src []byte) { - if t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() { - safecopy.CopyOut(unsafe.Pointer(t), src) - } else { - // Type Tms doesn't have a packed layout in memory, fallback to UnmarshalBytes. - t.UnmarshalBytes(src) - } +func (c *ClockT) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(c), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (t *Tms) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() { - // Type Tms doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(t.SizeBytes()) // escapes: okay. - t.MarshalBytes(buf) // escapes: fallback. - return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - } +func (c *ClockT) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) + hdr.Len = c.SizeBytes() + hdr.Cap = c.SizeBytes() + + length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that c + // must live until the use above. + runtime.KeepAlive(c) // escapes: replaced by intrinsic. + return length, err +} + +// CopyOut implements marshal.Marshallable.CopyOut. +//go:nosplit +func (c *ClockT) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return c.CopyOutN(cc, addr, c.SizeBytes()) +} +// CopyIn implements marshal.Marshallable.CopyIn. +//go:nosplit +func (c *ClockT) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) + hdr.Len = c.SizeBytes() + hdr.Cap = c.SizeBytes() + + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that c + // must live until the use above. + runtime.KeepAlive(c) // escapes: replaced by intrinsic. + return length, err +} + +// WriteTo implements io.WriterTo.WriteTo. +func (c *ClockT) WriteTo(w io.Writer) (int64, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c))) + hdr.Len = c.SizeBytes() + hdr.Cap = c.SizeBytes() + + length, err := w.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that c + // must live until the use above. + runtime.KeepAlive(c) // escapes: replaced by intrinsic. + return int64(length), err +} + +// SizeBytes implements marshal.Marshallable.SizeBytes. +//go:nosplit +func (t *TimerID) SizeBytes() int { + return 4 +} + +// MarshalBytes implements marshal.Marshallable.MarshalBytes. +func (t *TimerID) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(*t)) +} + +// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. +func (t *TimerID) UnmarshalBytes(src []byte) { + *t = TimerID(int32(usermem.ByteOrder.Uint32(src[:4]))) +} + +// Packed implements marshal.Marshallable.Packed. +//go:nosplit +func (t *TimerID) Packed() bool { + // Scalar newtypes are always packed. + return true +} + +// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. +func (t *TimerID) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(t)) +} + +// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. +func (t *TimerID) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(t), src) +} + +// CopyOutN implements marshal.Marshallable.CopyOutN. +//go:nosplit +func (t *TimerID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -10281,23 +10210,13 @@ func (t *Tms) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (in // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (t *Tms) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (t *TimerID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return t.CopyOutN(cc, addr, t.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (t *Tms) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() { - // Type Tms doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(t.SizeBytes()) // escapes: okay. - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Unmarshal unconditionally. If we had a short copy-in, this results in a - // partially unmarshalled struct. - t.UnmarshalBytes(buf) // escapes: fallback. - return length, err - } - +func (t *TimerID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -10313,15 +10232,7 @@ func (t *Tms) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { } // WriteTo implements io.WriterTo.WriteTo. -func (t *Tms) WriteTo(writer io.Writer) (int64, error) { - if !t.CSTime.Packed() && t.CUTime.Packed() && t.STime.Packed() && t.UTime.Packed() { - // Type Tms doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, t.SizeBytes()) - t.MarshalBytes(buf) - length, err := writer.Write(buf) - return int64(length), err - } - +func (t *TimerID) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -10329,7 +10240,7 @@ func (t *Tms) WriteTo(writer io.Writer) (int64, error) { hdr.Len = t.SizeBytes() hdr.Cap = t.SizeBytes() - length, err := writer.Write(buf) + length, err := w.Write(buf) // Since we bypassed the compiler's escape analysis, indicate that t // must live until the use above. runtime.KeepAlive(t) // escapes: replaced by intrinsic. @@ -10434,6 +10345,193 @@ func (sxts *StatxTimestamp) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. +//go:nosplit +func (t *TimeT) SizeBytes() int { + return 8 +} + +// MarshalBytes implements marshal.Marshallable.MarshalBytes. +func (t *TimeT) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(*t)) +} + +// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. +func (t *TimeT) UnmarshalBytes(src []byte) { + *t = TimeT(int64(usermem.ByteOrder.Uint64(src[:8]))) +} + +// Packed implements marshal.Marshallable.Packed. +//go:nosplit +func (t *TimeT) Packed() bool { + // Scalar newtypes are always packed. + return true +} + +// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. +func (t *TimeT) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(t)) +} + +// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. +func (t *TimeT) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(t), src) +} + +// CopyOutN implements marshal.Marshallable.CopyOutN. +//go:nosplit +func (t *TimeT) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t))) + hdr.Len = t.SizeBytes() + hdr.Cap = t.SizeBytes() + + length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that t + // must live until the use above. + runtime.KeepAlive(t) // escapes: replaced by intrinsic. + return length, err +} + +// CopyOut implements marshal.Marshallable.CopyOut. +//go:nosplit +func (t *TimeT) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return t.CopyOutN(cc, addr, t.SizeBytes()) +} + +// CopyIn implements marshal.Marshallable.CopyIn. +//go:nosplit +func (t *TimeT) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t))) + hdr.Len = t.SizeBytes() + hdr.Cap = t.SizeBytes() + + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that t + // must live until the use above. + runtime.KeepAlive(t) // escapes: replaced by intrinsic. + return length, err +} + +// WriteTo implements io.WriterTo.WriteTo. +func (t *TimeT) WriteTo(w io.Writer) (int64, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t))) + hdr.Len = t.SizeBytes() + hdr.Cap = t.SizeBytes() + + length, err := w.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that t + // must live until the use above. + runtime.KeepAlive(t) // escapes: replaced by intrinsic. + return int64(length), err +} + +// SizeBytes implements marshal.Marshallable.SizeBytes. +func (w *WindowSize) SizeBytes() int { + return 4 + + 1*4 +} + +// MarshalBytes implements marshal.Marshallable.MarshalBytes. +func (w *WindowSize) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint16(dst[:2], uint16(w.Rows)) + dst = dst[2:] + usermem.ByteOrder.PutUint16(dst[:2], uint16(w.Cols)) + dst = dst[2:] + // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0} + dst = dst[1*(4):] +} + +// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. +func (w *WindowSize) UnmarshalBytes(src []byte) { + w.Rows = uint16(usermem.ByteOrder.Uint16(src[:2])) + src = src[2:] + w.Cols = uint16(usermem.ByteOrder.Uint16(src[:2])) + src = src[2:] + // Padding: ~ copy([4]byte(w._), src[:sizeof(byte)*4]) + src = src[1*(4):] +} + +// Packed implements marshal.Marshallable.Packed. +//go:nosplit +func (w *WindowSize) Packed() bool { + return true +} + +// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. +func (w *WindowSize) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(w)) +} + +// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. +func (w *WindowSize) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(w), src) +} + +// CopyOutN implements marshal.Marshallable.CopyOutN. +//go:nosplit +func (w *WindowSize) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(w))) + hdr.Len = w.SizeBytes() + hdr.Cap = w.SizeBytes() + + length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that w + // must live until the use above. + runtime.KeepAlive(w) // escapes: replaced by intrinsic. + return length, err +} + +// CopyOut implements marshal.Marshallable.CopyOut. +//go:nosplit +func (w *WindowSize) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return w.CopyOutN(cc, addr, w.SizeBytes()) +} + +// CopyIn implements marshal.Marshallable.CopyIn. +//go:nosplit +func (w *WindowSize) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(w))) + hdr.Len = w.SizeBytes() + hdr.Cap = w.SizeBytes() + + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that w + // must live until the use above. + runtime.KeepAlive(w) // escapes: replaced by intrinsic. + return length, err +} + +// WriteTo implements io.WriterTo.WriteTo. +func (w *WindowSize) WriteTo(writer io.Writer) (int64, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(w))) + hdr.Len = w.SizeBytes() + hdr.Cap = w.SizeBytes() + + length, err := writer.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that w + // must live until the use above. + runtime.KeepAlive(w) // escapes: replaced by intrinsic. + return int64(length), err +} + +// SizeBytes implements marshal.Marshallable.SizeBytes. func (w *Winsize) SizeBytes() int { return 8 } @@ -10649,104 +10747,6 @@ func (t *Termios) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (w *WindowSize) SizeBytes() int { - return 4 + - 1*4 -} - -// MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (w *WindowSize) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint16(dst[:2], uint16(w.Rows)) - dst = dst[2:] - usermem.ByteOrder.PutUint16(dst[:2], uint16(w.Cols)) - dst = dst[2:] - // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0} - dst = dst[1*(4):] -} - -// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (w *WindowSize) UnmarshalBytes(src []byte) { - w.Rows = uint16(usermem.ByteOrder.Uint16(src[:2])) - src = src[2:] - w.Cols = uint16(usermem.ByteOrder.Uint16(src[:2])) - src = src[2:] - // Padding: ~ copy([4]byte(w._), src[:sizeof(byte)*4]) - src = src[1*(4):] -} - -// Packed implements marshal.Marshallable.Packed. -//go:nosplit -func (w *WindowSize) Packed() bool { - return true -} - -// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (w *WindowSize) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(w)) -} - -// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (w *WindowSize) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(w), src) -} - -// CopyOutN implements marshal.Marshallable.CopyOutN. -//go:nosplit -func (w *WindowSize) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(w))) - hdr.Len = w.SizeBytes() - hdr.Cap = w.SizeBytes() - - length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that w - // must live until the use above. - runtime.KeepAlive(w) // escapes: replaced by intrinsic. - return length, err -} - -// CopyOut implements marshal.Marshallable.CopyOut. -//go:nosplit -func (w *WindowSize) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return w.CopyOutN(cc, addr, w.SizeBytes()) -} - -// CopyIn implements marshal.Marshallable.CopyIn. -//go:nosplit -func (w *WindowSize) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(w))) - hdr.Len = w.SizeBytes() - hdr.Cap = w.SizeBytes() - - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that w - // must live until the use above. - runtime.KeepAlive(w) // escapes: replaced by intrinsic. - return length, err -} - -// WriteTo implements io.WriterTo.WriteTo. -func (w *WindowSize) WriteTo(writer io.Writer) (int64, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(w))) - hdr.Len = w.SizeBytes() - hdr.Cap = w.SizeBytes() - - length, err := writer.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that w - // must live until the use above. - runtime.KeepAlive(w) // escapes: replaced by intrinsic. - return int64(length), err -} - -// SizeBytes implements marshal.Marshallable.SizeBytes. func (u *UtsName) SizeBytes() int { return 0 + 1*(UTSLen+1) + diff --git a/pkg/marshal/primitive/primitive_abi_autogen_unsafe.go b/pkg/marshal/primitive/primitive_abi_autogen_unsafe.go index 0ddb07673..469fb972f 100644 --- a/pkg/marshal/primitive/primitive_abi_autogen_unsafe.go +++ b/pkg/marshal/primitive/primitive_abi_autogen_unsafe.go @@ -25,40 +25,40 @@ var _ marshal.Marshallable = (*Uint8)(nil) // SizeBytes implements marshal.Marshallable.SizeBytes. //go:nosplit -func (u *Uint32) SizeBytes() int { - return 4 +func (u *Uint8) SizeBytes() int { + return 1 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (u *Uint32) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(*u)) +func (u *Uint8) MarshalBytes(dst []byte) { + dst[0] = byte(*u) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (u *Uint32) UnmarshalBytes(src []byte) { - *u = Uint32(uint32(usermem.ByteOrder.Uint32(src[:4]))) +func (u *Uint8) UnmarshalBytes(src []byte) { + *u = Uint8(uint8(src[0])) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (u *Uint32) Packed() bool { +func (u *Uint8) Packed() bool { // Scalar newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (u *Uint32) MarshalUnsafe(dst []byte) { +func (u *Uint8) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(u)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (u *Uint32) UnmarshalUnsafe(src []byte) { +func (u *Uint8) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(u), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (u *Uint32) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (u *Uint8) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -75,13 +75,13 @@ func (u *Uint32) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (u *Uint32) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (u *Uint8) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return u.CopyOutN(cc, addr, u.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (u *Uint32) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (u *Uint8) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -97,7 +97,7 @@ func (u *Uint32) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) } // WriteTo implements io.WriterTo.WriteTo. -func (u *Uint32) WriteTo(w io.Writer) (int64, error) { +func (u *Uint8) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -112,14 +112,14 @@ func (u *Uint32) WriteTo(w io.Writer) (int64, error) { return int64(length), err } -// CopyUint32SliceIn copies in a slice of uint32 objects from the task's memory. +// CopyUint8SliceIn copies in a slice of uint8 objects from the task's memory. //go:nosplit -func CopyUint32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint32) (int, error) { +func CopyUint8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint8) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Uint32)(nil).SizeBytes() + size := (*Uint8)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -138,14 +138,14 @@ func CopyUint32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint32) return length, err } -// CopyUint32SliceOut copies a slice of uint32 objects to the task's memory. +// CopyUint8SliceOut copies a slice of uint8 objects to the task's memory. //go:nosplit -func CopyUint32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint32) (int, error) { +func CopyUint8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint8) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Uint32)(nil).SizeBytes() + size := (*Uint8)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -164,13 +164,13 @@ func CopyUint32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint32) return length, err } -// MarshalUnsafeUint32Slice is like Uint32.MarshalUnsafe, but for a []Uint32. -func MarshalUnsafeUint32Slice(src []Uint32, dst []byte) (int, error) { +// MarshalUnsafeUint8Slice is like Uint8.MarshalUnsafe, but for a []Uint8. +func MarshalUnsafeUint8Slice(src []Uint8, dst []byte) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Uint32)(nil).SizeBytes() + size := (*Uint8)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -182,13 +182,13 @@ func MarshalUnsafeUint32Slice(src []Uint32, dst []byte) (int, error) { return length, err } -// UnmarshalUnsafeUint32Slice is like Uint32.UnmarshalUnsafe, but for a []Uint32. -func UnmarshalUnsafeUint32Slice(dst []Uint32, src []byte) (int, error) { +// UnmarshalUnsafeUint8Slice is like Uint8.UnmarshalUnsafe, but for a []Uint8. +func UnmarshalUnsafeUint8Slice(dst []Uint8, src []byte) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Uint32)(nil).SizeBytes() + size := (*Uint8)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -202,40 +202,40 @@ func UnmarshalUnsafeUint32Slice(dst []Uint32, src []byte) (int, error) { // SizeBytes implements marshal.Marshallable.SizeBytes. //go:nosplit -func (i *Int64) SizeBytes() int { - return 8 +func (i *Int16) SizeBytes() int { + return 2 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *Int64) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(*i)) +func (i *Int16) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint16(dst[:2], uint16(*i)) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *Int64) UnmarshalBytes(src []byte) { - *i = Int64(int64(usermem.ByteOrder.Uint64(src[:8]))) +func (i *Int16) UnmarshalBytes(src []byte) { + *i = Int16(int16(usermem.ByteOrder.Uint16(src[:2]))) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *Int64) Packed() bool { +func (i *Int16) Packed() bool { // Scalar newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *Int64) MarshalUnsafe(dst []byte) { +func (i *Int16) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(i)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *Int64) UnmarshalUnsafe(src []byte) { +func (i *Int16) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(i), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *Int64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (i *Int16) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -252,13 +252,13 @@ func (i *Int64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) ( // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *Int64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *Int16) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *Int64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *Int16) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -274,7 +274,7 @@ func (i *Int64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { } // WriteTo implements io.WriterTo.WriteTo. -func (i *Int64) WriteTo(w io.Writer) (int64, error) { +func (i *Int16) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -289,14 +289,14 @@ func (i *Int64) WriteTo(w io.Writer) (int64, error) { return int64(length), err } -// CopyInt64SliceIn copies in a slice of int64 objects from the task's memory. +// CopyInt16SliceIn copies in a slice of int16 objects from the task's memory. //go:nosplit -func CopyInt64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int64) (int, error) { +func CopyInt16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int16) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Int64)(nil).SizeBytes() + size := (*Int16)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -315,14 +315,14 @@ func CopyInt64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int64) (i return length, err } -// CopyInt64SliceOut copies a slice of int64 objects to the task's memory. +// CopyInt16SliceOut copies a slice of int16 objects to the task's memory. //go:nosplit -func CopyInt64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int64) (int, error) { +func CopyInt16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int16) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Int64)(nil).SizeBytes() + size := (*Int16)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -341,13 +341,13 @@ func CopyInt64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int64) ( return length, err } -// MarshalUnsafeInt64Slice is like Int64.MarshalUnsafe, but for a []Int64. -func MarshalUnsafeInt64Slice(src []Int64, dst []byte) (int, error) { +// MarshalUnsafeInt16Slice is like Int16.MarshalUnsafe, but for a []Int16. +func MarshalUnsafeInt16Slice(src []Int16, dst []byte) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Int64)(nil).SizeBytes() + size := (*Int16)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -359,13 +359,13 @@ func MarshalUnsafeInt64Slice(src []Int64, dst []byte) (int, error) { return length, err } -// UnmarshalUnsafeInt64Slice is like Int64.UnmarshalUnsafe, but for a []Int64. -func UnmarshalUnsafeInt64Slice(dst []Int64, src []byte) (int, error) { +// UnmarshalUnsafeInt16Slice is like Int16.UnmarshalUnsafe, but for a []Int16. +func UnmarshalUnsafeInt16Slice(dst []Int16, src []byte) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Int64)(nil).SizeBytes() + size := (*Int16)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -379,40 +379,40 @@ func UnmarshalUnsafeInt64Slice(dst []Int64, src []byte) (int, error) { // SizeBytes implements marshal.Marshallable.SizeBytes. //go:nosplit -func (u *Uint64) SizeBytes() int { - return 8 +func (u *Uint16) SizeBytes() int { + return 2 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (u *Uint64) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(*u)) +func (u *Uint16) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint16(dst[:2], uint16(*u)) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (u *Uint64) UnmarshalBytes(src []byte) { - *u = Uint64(uint64(usermem.ByteOrder.Uint64(src[:8]))) +func (u *Uint16) UnmarshalBytes(src []byte) { + *u = Uint16(uint16(usermem.ByteOrder.Uint16(src[:2]))) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (u *Uint64) Packed() bool { +func (u *Uint16) Packed() bool { // Scalar newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (u *Uint64) MarshalUnsafe(dst []byte) { +func (u *Uint16) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(u)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (u *Uint64) UnmarshalUnsafe(src []byte) { +func (u *Uint16) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(u), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (u *Uint64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (u *Uint16) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -429,13 +429,13 @@ func (u *Uint64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (u *Uint64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (u *Uint16) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return u.CopyOutN(cc, addr, u.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (u *Uint64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (u *Uint16) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -451,7 +451,7 @@ func (u *Uint64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) } // WriteTo implements io.WriterTo.WriteTo. -func (u *Uint64) WriteTo(w io.Writer) (int64, error) { +func (u *Uint16) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -466,14 +466,14 @@ func (u *Uint64) WriteTo(w io.Writer) (int64, error) { return int64(length), err } -// CopyUint64SliceIn copies in a slice of uint64 objects from the task's memory. +// CopyUint16SliceIn copies in a slice of uint16 objects from the task's memory. //go:nosplit -func CopyUint64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint64) (int, error) { +func CopyUint16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint16) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Uint64)(nil).SizeBytes() + size := (*Uint16)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -492,14 +492,14 @@ func CopyUint64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint64) return length, err } -// CopyUint64SliceOut copies a slice of uint64 objects to the task's memory. +// CopyUint16SliceOut copies a slice of uint16 objects to the task's memory. //go:nosplit -func CopyUint64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint64) (int, error) { +func CopyUint16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint16) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Uint64)(nil).SizeBytes() + size := (*Uint16)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -518,13 +518,13 @@ func CopyUint64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint64) return length, err } -// MarshalUnsafeUint64Slice is like Uint64.MarshalUnsafe, but for a []Uint64. -func MarshalUnsafeUint64Slice(src []Uint64, dst []byte) (int, error) { +// MarshalUnsafeUint16Slice is like Uint16.MarshalUnsafe, but for a []Uint16. +func MarshalUnsafeUint16Slice(src []Uint16, dst []byte) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Uint64)(nil).SizeBytes() + size := (*Uint16)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -536,13 +536,13 @@ func MarshalUnsafeUint64Slice(src []Uint64, dst []byte) (int, error) { return length, err } -// UnmarshalUnsafeUint64Slice is like Uint64.UnmarshalUnsafe, but for a []Uint64. -func UnmarshalUnsafeUint64Slice(dst []Uint64, src []byte) (int, error) { +// UnmarshalUnsafeUint16Slice is like Uint16.UnmarshalUnsafe, but for a []Uint16. +func UnmarshalUnsafeUint16Slice(dst []Uint16, src []byte) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Uint64)(nil).SizeBytes() + size := (*Uint16)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -556,40 +556,40 @@ func UnmarshalUnsafeUint64Slice(dst []Uint64, src []byte) (int, error) { // SizeBytes implements marshal.Marshallable.SizeBytes. //go:nosplit -func (i *Int8) SizeBytes() int { - return 1 +func (i *Int32) SizeBytes() int { + return 4 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *Int8) MarshalBytes(dst []byte) { - dst[0] = byte(*i) +func (i *Int32) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(*i)) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *Int8) UnmarshalBytes(src []byte) { - *i = Int8(int8(src[0])) +func (i *Int32) UnmarshalBytes(src []byte) { + *i = Int32(int32(usermem.ByteOrder.Uint32(src[:4]))) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *Int8) Packed() bool { +func (i *Int32) Packed() bool { // Scalar newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *Int8) MarshalUnsafe(dst []byte) { +func (i *Int32) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(i)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *Int8) UnmarshalUnsafe(src []byte) { +func (i *Int32) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(i), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *Int8) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (i *Int32) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -606,13 +606,13 @@ func (i *Int8) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (i // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *Int8) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *Int32) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *Int8) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *Int32) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -628,7 +628,7 @@ func (i *Int8) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { } // WriteTo implements io.WriterTo.WriteTo. -func (i *Int8) WriteTo(w io.Writer) (int64, error) { +func (i *Int32) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -643,14 +643,14 @@ func (i *Int8) WriteTo(w io.Writer) (int64, error) { return int64(length), err } -// CopyInt8SliceIn copies in a slice of int8 objects from the task's memory. +// CopyInt32SliceIn copies in a slice of int32 objects from the task's memory. //go:nosplit -func CopyInt8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int8) (int, error) { +func CopyInt32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int32) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Int8)(nil).SizeBytes() + size := (*Int32)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -669,14 +669,14 @@ func CopyInt8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int8) (int return length, err } -// CopyInt8SliceOut copies a slice of int8 objects to the task's memory. +// CopyInt32SliceOut copies a slice of int32 objects to the task's memory. //go:nosplit -func CopyInt8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int8) (int, error) { +func CopyInt32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int32) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Int8)(nil).SizeBytes() + size := (*Int32)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -695,13 +695,13 @@ func CopyInt8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int8) (in return length, err } -// MarshalUnsafeInt8Slice is like Int8.MarshalUnsafe, but for a []Int8. -func MarshalUnsafeInt8Slice(src []Int8, dst []byte) (int, error) { +// MarshalUnsafeInt32Slice is like Int32.MarshalUnsafe, but for a []Int32. +func MarshalUnsafeInt32Slice(src []Int32, dst []byte) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Int8)(nil).SizeBytes() + size := (*Int32)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -713,13 +713,13 @@ func MarshalUnsafeInt8Slice(src []Int8, dst []byte) (int, error) { return length, err } -// UnmarshalUnsafeInt8Slice is like Int8.UnmarshalUnsafe, but for a []Int8. -func UnmarshalUnsafeInt8Slice(dst []Int8, src []byte) (int, error) { +// UnmarshalUnsafeInt32Slice is like Int32.UnmarshalUnsafe, but for a []Int32. +func UnmarshalUnsafeInt32Slice(dst []Int32, src []byte) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Int8)(nil).SizeBytes() + size := (*Int32)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -733,40 +733,40 @@ func UnmarshalUnsafeInt8Slice(dst []Int8, src []byte) (int, error) { // SizeBytes implements marshal.Marshallable.SizeBytes. //go:nosplit -func (u *Uint8) SizeBytes() int { - return 1 +func (u *Uint32) SizeBytes() int { + return 4 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (u *Uint8) MarshalBytes(dst []byte) { - dst[0] = byte(*u) +func (u *Uint32) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(*u)) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (u *Uint8) UnmarshalBytes(src []byte) { - *u = Uint8(uint8(src[0])) +func (u *Uint32) UnmarshalBytes(src []byte) { + *u = Uint32(uint32(usermem.ByteOrder.Uint32(src[:4]))) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (u *Uint8) Packed() bool { +func (u *Uint32) Packed() bool { // Scalar newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (u *Uint8) MarshalUnsafe(dst []byte) { +func (u *Uint32) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(u)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (u *Uint8) UnmarshalUnsafe(src []byte) { +func (u *Uint32) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(u), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (u *Uint8) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (u *Uint32) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -783,13 +783,13 @@ func (u *Uint8) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) ( // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (u *Uint8) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (u *Uint32) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return u.CopyOutN(cc, addr, u.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (u *Uint8) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (u *Uint32) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -805,7 +805,7 @@ func (u *Uint8) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { } // WriteTo implements io.WriterTo.WriteTo. -func (u *Uint8) WriteTo(w io.Writer) (int64, error) { +func (u *Uint32) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -820,14 +820,14 @@ func (u *Uint8) WriteTo(w io.Writer) (int64, error) { return int64(length), err } -// CopyUint8SliceIn copies in a slice of uint8 objects from the task's memory. +// CopyUint32SliceIn copies in a slice of uint32 objects from the task's memory. //go:nosplit -func CopyUint8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint8) (int, error) { +func CopyUint32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint32) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Uint8)(nil).SizeBytes() + size := (*Uint32)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -846,14 +846,14 @@ func CopyUint8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint8) (i return length, err } -// CopyUint8SliceOut copies a slice of uint8 objects to the task's memory. +// CopyUint32SliceOut copies a slice of uint32 objects to the task's memory. //go:nosplit -func CopyUint8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint8) (int, error) { +func CopyUint32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint32) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Uint8)(nil).SizeBytes() + size := (*Uint32)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -872,13 +872,13 @@ func CopyUint8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint8) ( return length, err } -// MarshalUnsafeUint8Slice is like Uint8.MarshalUnsafe, but for a []Uint8. -func MarshalUnsafeUint8Slice(src []Uint8, dst []byte) (int, error) { +// MarshalUnsafeUint32Slice is like Uint32.MarshalUnsafe, but for a []Uint32. +func MarshalUnsafeUint32Slice(src []Uint32, dst []byte) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Uint8)(nil).SizeBytes() + size := (*Uint32)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -890,13 +890,13 @@ func MarshalUnsafeUint8Slice(src []Uint8, dst []byte) (int, error) { return length, err } -// UnmarshalUnsafeUint8Slice is like Uint8.UnmarshalUnsafe, but for a []Uint8. -func UnmarshalUnsafeUint8Slice(dst []Uint8, src []byte) (int, error) { +// UnmarshalUnsafeUint32Slice is like Uint32.UnmarshalUnsafe, but for a []Uint32. +func UnmarshalUnsafeUint32Slice(dst []Uint32, src []byte) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Uint8)(nil).SizeBytes() + size := (*Uint32)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -910,40 +910,40 @@ func UnmarshalUnsafeUint8Slice(dst []Uint8, src []byte) (int, error) { // SizeBytes implements marshal.Marshallable.SizeBytes. //go:nosplit -func (i *Int16) SizeBytes() int { - return 2 +func (i *Int64) SizeBytes() int { + return 8 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *Int16) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint16(dst[:2], uint16(*i)) +func (i *Int64) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(*i)) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *Int16) UnmarshalBytes(src []byte) { - *i = Int16(int16(usermem.ByteOrder.Uint16(src[:2]))) +func (i *Int64) UnmarshalBytes(src []byte) { + *i = Int64(int64(usermem.ByteOrder.Uint64(src[:8]))) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *Int16) Packed() bool { +func (i *Int64) Packed() bool { // Scalar newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *Int16) MarshalUnsafe(dst []byte) { +func (i *Int64) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(i)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *Int16) UnmarshalUnsafe(src []byte) { +func (i *Int64) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(i), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *Int16) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (i *Int64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -960,13 +960,13 @@ func (i *Int16) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) ( // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *Int16) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *Int64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *Int16) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *Int64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -982,7 +982,7 @@ func (i *Int16) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { } // WriteTo implements io.WriterTo.WriteTo. -func (i *Int16) WriteTo(w io.Writer) (int64, error) { +func (i *Int64) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -997,14 +997,14 @@ func (i *Int16) WriteTo(w io.Writer) (int64, error) { return int64(length), err } -// CopyInt16SliceIn copies in a slice of int16 objects from the task's memory. +// CopyInt64SliceIn copies in a slice of int64 objects from the task's memory. //go:nosplit -func CopyInt16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int16) (int, error) { +func CopyInt64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int64) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Int16)(nil).SizeBytes() + size := (*Int64)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1023,14 +1023,14 @@ func CopyInt16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int16) (i return length, err } -// CopyInt16SliceOut copies a slice of int16 objects to the task's memory. +// CopyInt64SliceOut copies a slice of int64 objects to the task's memory. //go:nosplit -func CopyInt16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int16) (int, error) { +func CopyInt64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int64) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Int16)(nil).SizeBytes() + size := (*Int64)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1049,13 +1049,13 @@ func CopyInt16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int16) ( return length, err } -// MarshalUnsafeInt16Slice is like Int16.MarshalUnsafe, but for a []Int16. -func MarshalUnsafeInt16Slice(src []Int16, dst []byte) (int, error) { +// MarshalUnsafeInt64Slice is like Int64.MarshalUnsafe, but for a []Int64. +func MarshalUnsafeInt64Slice(src []Int64, dst []byte) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Int16)(nil).SizeBytes() + size := (*Int64)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1067,13 +1067,13 @@ func MarshalUnsafeInt16Slice(src []Int16, dst []byte) (int, error) { return length, err } -// UnmarshalUnsafeInt16Slice is like Int16.UnmarshalUnsafe, but for a []Int16. -func UnmarshalUnsafeInt16Slice(dst []Int16, src []byte) (int, error) { +// UnmarshalUnsafeInt64Slice is like Int64.UnmarshalUnsafe, but for a []Int64. +func UnmarshalUnsafeInt64Slice(dst []Int64, src []byte) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Int16)(nil).SizeBytes() + size := (*Int64)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1087,40 +1087,40 @@ func UnmarshalUnsafeInt16Slice(dst []Int16, src []byte) (int, error) { // SizeBytes implements marshal.Marshallable.SizeBytes. //go:nosplit -func (u *Uint16) SizeBytes() int { - return 2 +func (u *Uint64) SizeBytes() int { + return 8 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (u *Uint16) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint16(dst[:2], uint16(*u)) +func (u *Uint64) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(*u)) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (u *Uint16) UnmarshalBytes(src []byte) { - *u = Uint16(uint16(usermem.ByteOrder.Uint16(src[:2]))) +func (u *Uint64) UnmarshalBytes(src []byte) { + *u = Uint64(uint64(usermem.ByteOrder.Uint64(src[:8]))) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (u *Uint16) Packed() bool { +func (u *Uint64) Packed() bool { // Scalar newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (u *Uint16) MarshalUnsafe(dst []byte) { +func (u *Uint64) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(u)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (u *Uint16) UnmarshalUnsafe(src []byte) { +func (u *Uint64) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(u), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (u *Uint16) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (u *Uint64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1137,13 +1137,13 @@ func (u *Uint16) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (u *Uint16) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (u *Uint64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return u.CopyOutN(cc, addr, u.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (u *Uint16) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (u *Uint64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1159,7 +1159,7 @@ func (u *Uint16) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) } // WriteTo implements io.WriterTo.WriteTo. -func (u *Uint16) WriteTo(w io.Writer) (int64, error) { +func (u *Uint64) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1174,14 +1174,14 @@ func (u *Uint16) WriteTo(w io.Writer) (int64, error) { return int64(length), err } -// CopyUint16SliceIn copies in a slice of uint16 objects from the task's memory. +// CopyUint64SliceIn copies in a slice of uint64 objects from the task's memory. //go:nosplit -func CopyUint16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint16) (int, error) { +func CopyUint64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint64) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Uint16)(nil).SizeBytes() + size := (*Uint64)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1200,14 +1200,14 @@ func CopyUint16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint16) return length, err } -// CopyUint16SliceOut copies a slice of uint16 objects to the task's memory. +// CopyUint64SliceOut copies a slice of uint64 objects to the task's memory. //go:nosplit -func CopyUint16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint16) (int, error) { +func CopyUint64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint64) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Uint16)(nil).SizeBytes() + size := (*Uint64)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1226,13 +1226,13 @@ func CopyUint16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint16) return length, err } -// MarshalUnsafeUint16Slice is like Uint16.MarshalUnsafe, but for a []Uint16. -func MarshalUnsafeUint16Slice(src []Uint16, dst []byte) (int, error) { +// MarshalUnsafeUint64Slice is like Uint64.MarshalUnsafe, but for a []Uint64. +func MarshalUnsafeUint64Slice(src []Uint64, dst []byte) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Uint16)(nil).SizeBytes() + size := (*Uint64)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1244,13 +1244,13 @@ func MarshalUnsafeUint16Slice(src []Uint16, dst []byte) (int, error) { return length, err } -// UnmarshalUnsafeUint16Slice is like Uint16.UnmarshalUnsafe, but for a []Uint16. -func UnmarshalUnsafeUint16Slice(dst []Uint16, src []byte) (int, error) { +// UnmarshalUnsafeUint64Slice is like Uint64.UnmarshalUnsafe, but for a []Uint64. +func UnmarshalUnsafeUint64Slice(dst []Uint64, src []byte) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Uint16)(nil).SizeBytes() + size := (*Uint64)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1264,40 +1264,40 @@ func UnmarshalUnsafeUint16Slice(dst []Uint16, src []byte) (int, error) { // SizeBytes implements marshal.Marshallable.SizeBytes. //go:nosplit -func (i *Int32) SizeBytes() int { - return 4 +func (i *Int8) SizeBytes() int { + return 1 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (i *Int32) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(*i)) +func (i *Int8) MarshalBytes(dst []byte) { + dst[0] = byte(*i) } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (i *Int32) UnmarshalBytes(src []byte) { - *i = Int32(int32(usermem.ByteOrder.Uint32(src[:4]))) +func (i *Int8) UnmarshalBytes(src []byte) { + *i = Int8(int8(src[0])) } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (i *Int32) Packed() bool { +func (i *Int8) Packed() bool { // Scalar newtypes are always packed. return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (i *Int32) MarshalUnsafe(dst []byte) { +func (i *Int8) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(i)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (i *Int32) UnmarshalUnsafe(src []byte) { +func (i *Int8) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(i), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (i *Int32) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (i *Int8) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1314,13 +1314,13 @@ func (i *Int32) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) ( // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (i *Int32) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *Int8) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return i.CopyOutN(cc, addr, i.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (i *Int32) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (i *Int8) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1336,7 +1336,7 @@ func (i *Int32) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { } // WriteTo implements io.WriterTo.WriteTo. -func (i *Int32) WriteTo(w io.Writer) (int64, error) { +func (i *Int8) WriteTo(w io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -1351,14 +1351,14 @@ func (i *Int32) WriteTo(w io.Writer) (int64, error) { return int64(length), err } -// CopyInt32SliceIn copies in a slice of int32 objects from the task's memory. +// CopyInt8SliceIn copies in a slice of int8 objects from the task's memory. //go:nosplit -func CopyInt32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int32) (int, error) { +func CopyInt8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int8) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Int32)(nil).SizeBytes() + size := (*Int8)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1377,14 +1377,14 @@ func CopyInt32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int32) (i return length, err } -// CopyInt32SliceOut copies a slice of int32 objects to the task's memory. +// CopyInt8SliceOut copies a slice of int8 objects to the task's memory. //go:nosplit -func CopyInt32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int32) (int, error) { +func CopyInt8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int8) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Int32)(nil).SizeBytes() + size := (*Int8)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1403,13 +1403,13 @@ func CopyInt32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int32) ( return length, err } -// MarshalUnsafeInt32Slice is like Int32.MarshalUnsafe, but for a []Int32. -func MarshalUnsafeInt32Slice(src []Int32, dst []byte) (int, error) { +// MarshalUnsafeInt8Slice is like Int8.MarshalUnsafe, but for a []Int8. +func MarshalUnsafeInt8Slice(src []Int8, dst []byte) (int, error) { count := len(src) if count == 0 { return 0, nil } - size := (*Int32)(nil).SizeBytes() + size := (*Int8)(nil).SizeBytes() ptr := unsafe.Pointer(&src) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) @@ -1421,13 +1421,13 @@ func MarshalUnsafeInt32Slice(src []Int32, dst []byte) (int, error) { return length, err } -// UnmarshalUnsafeInt32Slice is like Int32.UnmarshalUnsafe, but for a []Int32. -func UnmarshalUnsafeInt32Slice(dst []Int32, src []byte) (int, error) { +// UnmarshalUnsafeInt8Slice is like Int8.UnmarshalUnsafe, but for a []Int8. +func UnmarshalUnsafeInt8Slice(dst []Int8, src []byte) (int, error) { count := len(dst) if count == 0 { return 0, nil } - size := (*Int32)(nil).SizeBytes() + size := (*Int8)(nil).SizeBytes() ptr := unsafe.Pointer(&dst) val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data)) diff --git a/pkg/sentry/arch/arch_abi_autogen_unsafe.go b/pkg/sentry/arch/arch_abi_autogen_unsafe.go index 2ddabb10b..fe68f921d 100644 --- a/pkg/sentry/arch/arch_abi_autogen_unsafe.go +++ b/pkg/sentry/arch/arch_abi_autogen_unsafe.go @@ -23,53 +23,71 @@ var _ marshal.Marshallable = (*SignalStack)(nil) var _ marshal.Marshallable = (*linux.SignalSet)(nil) // SizeBytes implements marshal.Marshallable.SizeBytes. -func (s *SignalStack) SizeBytes() int { - return 24 +func (s *SignalAct) SizeBytes() int { + return 24 + + (*linux.SignalSet)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (s *SignalStack) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Addr)) +func (s *SignalAct) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Handler)) dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Flags)) - dst = dst[4:] - // Padding: dst[:sizeof(uint32)] ~= uint32(0) - dst = dst[4:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Size)) + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Flags)) dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Restorer)) + dst = dst[8:] + s.Mask.MarshalBytes(dst[:s.Mask.SizeBytes()]) + dst = dst[s.Mask.SizeBytes():] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (s *SignalStack) UnmarshalBytes(src []byte) { - s.Addr = uint64(usermem.ByteOrder.Uint64(src[:8])) +func (s *SignalAct) UnmarshalBytes(src []byte) { + s.Handler = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] - s.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - // Padding: var _ uint32 ~= src[:sizeof(uint32)] - src = src[4:] - s.Size = uint64(usermem.ByteOrder.Uint64(src[:8])) + s.Flags = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + s.Restorer = uint64(usermem.ByteOrder.Uint64(src[:8])) src = src[8:] + s.Mask.UnmarshalBytes(src[:s.Mask.SizeBytes()]) + src = src[s.Mask.SizeBytes():] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (s *SignalStack) Packed() bool { - return true +func (s *SignalAct) Packed() bool { + return s.Mask.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (s *SignalStack) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(s)) +func (s *SignalAct) MarshalUnsafe(dst []byte) { + if s.Mask.Packed() { + safecopy.CopyIn(dst, unsafe.Pointer(s)) + } else { + // Type SignalAct doesn't have a packed layout in memory, fallback to MarshalBytes. + s.MarshalBytes(dst) + } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (s *SignalStack) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(s), src) +func (s *SignalAct) UnmarshalUnsafe(src []byte) { + if s.Mask.Packed() { + safecopy.CopyOut(unsafe.Pointer(s), src) + } else { + // Type SignalAct doesn't have a packed layout in memory, fallback to UnmarshalBytes. + s.UnmarshalBytes(src) + } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (s *SignalStack) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (s *SignalAct) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !s.Mask.Packed() { + // Type SignalAct doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay. + s.MarshalBytes(buf) // escapes: fallback. + return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -86,13 +104,23 @@ func (s *SignalStack) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (s *SignalStack) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *SignalAct) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return s.CopyOutN(cc, addr, s.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (s *SignalStack) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *SignalAct) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !s.Mask.Packed() { + // Type SignalAct doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay. + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Unmarshal unconditionally. If we had a short copy-in, this results in a + // partially unmarshalled struct. + s.UnmarshalBytes(buf) // escapes: fallback. + return length, err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -108,7 +136,15 @@ func (s *SignalStack) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, er } // WriteTo implements io.WriterTo.WriteTo. -func (s *SignalStack) WriteTo(writer io.Writer) (int64, error) { +func (s *SignalAct) WriteTo(writer io.Writer) (int64, error) { + if !s.Mask.Packed() { + // Type SignalAct doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, s.SizeBytes()) + s.MarshalBytes(buf) + length, err := writer.Write(buf) + return int64(length), err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -124,62 +160,53 @@ func (s *SignalStack) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (s *SignalInfo) SizeBytes() int { - return 16 + - 1*(128-16) +func (s *SignalStack) SizeBytes() int { + return 24 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (s *SignalInfo) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Signo)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Errno)) - dst = dst[4:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Code)) +func (s *SignalStack) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Addr)) + dst = dst[8:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Flags)) dst = dst[4:] // Padding: dst[:sizeof(uint32)] ~= uint32(0) dst = dst[4:] - for idx := 0; idx < (128-16); idx++ { - dst[0] = byte(s.Fields[idx]) - dst = dst[1:] - } + usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Size)) + dst = dst[8:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (s *SignalInfo) UnmarshalBytes(src []byte) { - s.Signo = int32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - s.Errno = int32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - s.Code = int32(usermem.ByteOrder.Uint32(src[:4])) +func (s *SignalStack) UnmarshalBytes(src []byte) { + s.Addr = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + s.Flags = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] // Padding: var _ uint32 ~= src[:sizeof(uint32)] src = src[4:] - for idx := 0; idx < (128-16); idx++ { - s.Fields[idx] = src[0] - src = src[1:] - } + s.Size = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (s *SignalInfo) Packed() bool { +func (s *SignalStack) Packed() bool { return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (s *SignalInfo) MarshalUnsafe(dst []byte) { +func (s *SignalStack) MarshalUnsafe(dst []byte) { safecopy.CopyIn(dst, unsafe.Pointer(s)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (s *SignalInfo) UnmarshalUnsafe(src []byte) { +func (s *SignalStack) UnmarshalUnsafe(src []byte) { safecopy.CopyOut(unsafe.Pointer(s), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (s *SignalInfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (s *SignalStack) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -196,13 +223,13 @@ func (s *SignalInfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (s *SignalInfo) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *SignalStack) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return s.CopyOutN(cc, addr, s.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (s *SignalInfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *SignalStack) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -218,7 +245,7 @@ func (s *SignalInfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err } // WriteTo implements io.WriterTo.WriteTo. -func (s *SignalInfo) WriteTo(writer io.Writer) (int64, error) { +func (s *SignalStack) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -234,71 +261,62 @@ func (s *SignalInfo) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (s *SignalAct) SizeBytes() int { - return 24 + - (*linux.SignalSet)(nil).SizeBytes() +func (s *SignalInfo) SizeBytes() int { + return 16 + + 1*(128-16) } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (s *SignalAct) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Handler)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Flags)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(s.Restorer)) - dst = dst[8:] - s.Mask.MarshalBytes(dst[:s.Mask.SizeBytes()]) - dst = dst[s.Mask.SizeBytes():] +func (s *SignalInfo) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Signo)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Errno)) + dst = dst[4:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Code)) + dst = dst[4:] + // Padding: dst[:sizeof(uint32)] ~= uint32(0) + dst = dst[4:] + for idx := 0; idx < (128-16); idx++ { + dst[0] = byte(s.Fields[idx]) + dst = dst[1:] + } } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (s *SignalAct) UnmarshalBytes(src []byte) { - s.Handler = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - s.Flags = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - s.Restorer = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - s.Mask.UnmarshalBytes(src[:s.Mask.SizeBytes()]) - src = src[s.Mask.SizeBytes():] +func (s *SignalInfo) UnmarshalBytes(src []byte) { + s.Signo = int32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + s.Errno = int32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + s.Code = int32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + // Padding: var _ uint32 ~= src[:sizeof(uint32)] + src = src[4:] + for idx := 0; idx < (128-16); idx++ { + s.Fields[idx] = src[0] + src = src[1:] + } } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (s *SignalAct) Packed() bool { - return s.Mask.Packed() +func (s *SignalInfo) Packed() bool { + return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (s *SignalAct) MarshalUnsafe(dst []byte) { - if s.Mask.Packed() { - safecopy.CopyIn(dst, unsafe.Pointer(s)) - } else { - // Type SignalAct doesn't have a packed layout in memory, fallback to MarshalBytes. - s.MarshalBytes(dst) - } +func (s *SignalInfo) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(s)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (s *SignalAct) UnmarshalUnsafe(src []byte) { - if s.Mask.Packed() { - safecopy.CopyOut(unsafe.Pointer(s), src) - } else { - // Type SignalAct doesn't have a packed layout in memory, fallback to UnmarshalBytes. - s.UnmarshalBytes(src) - } +func (s *SignalInfo) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(s), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (s *SignalAct) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !s.Mask.Packed() { - // Type SignalAct doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay. - s.MarshalBytes(buf) // escapes: fallback. - return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - } - +func (s *SignalInfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -315,23 +333,13 @@ func (s *SignalAct) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit in // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (s *SignalAct) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (s *SignalInfo) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return s.CopyOutN(cc, addr, s.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (s *SignalAct) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !s.Mask.Packed() { - // Type SignalAct doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay. - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Unmarshal unconditionally. If we had a short copy-in, this results in a - // partially unmarshalled struct. - s.UnmarshalBytes(buf) // escapes: fallback. - return length, err - } - +func (s *SignalInfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -347,15 +355,7 @@ func (s *SignalAct) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, erro } // WriteTo implements io.WriterTo.WriteTo. -func (s *SignalAct) WriteTo(writer io.Writer) (int64, error) { - if !s.Mask.Packed() { - // Type SignalAct doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, s.SizeBytes()) - s.MarshalBytes(buf) - length, err := writer.Write(buf) - return int64(length), err - } - +func (s *SignalInfo) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) diff --git a/pkg/sentry/arch/arch_amd64_abi_autogen_unsafe.go b/pkg/sentry/arch/arch_amd64_abi_autogen_unsafe.go index 466bf889a..cdbc88377 100644 --- a/pkg/sentry/arch/arch_amd64_abi_autogen_unsafe.go +++ b/pkg/sentry/arch/arch_amd64_abi_autogen_unsafe.go @@ -25,6 +25,149 @@ var _ marshal.Marshallable = (*UContext64)(nil) var _ marshal.Marshallable = (*linux.SignalSet)(nil) // SizeBytes implements marshal.Marshallable.SizeBytes. +func (u *UContext64) SizeBytes() int { + return 16 + + (*SignalStack)(nil).SizeBytes() + + (*SignalContext64)(nil).SizeBytes() + + (*linux.SignalSet)(nil).SizeBytes() +} + +// MarshalBytes implements marshal.Marshallable.MarshalBytes. +func (u *UContext64) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Flags)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Link)) + dst = dst[8:] + u.Stack.MarshalBytes(dst[:u.Stack.SizeBytes()]) + dst = dst[u.Stack.SizeBytes():] + u.MContext.MarshalBytes(dst[:u.MContext.SizeBytes()]) + dst = dst[u.MContext.SizeBytes():] + u.Sigset.MarshalBytes(dst[:u.Sigset.SizeBytes()]) + dst = dst[u.Sigset.SizeBytes():] +} + +// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. +func (u *UContext64) UnmarshalBytes(src []byte) { + u.Flags = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + u.Link = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + u.Stack.UnmarshalBytes(src[:u.Stack.SizeBytes()]) + src = src[u.Stack.SizeBytes():] + u.MContext.UnmarshalBytes(src[:u.MContext.SizeBytes()]) + src = src[u.MContext.SizeBytes():] + u.Sigset.UnmarshalBytes(src[:u.Sigset.SizeBytes()]) + src = src[u.Sigset.SizeBytes():] +} + +// Packed implements marshal.Marshallable.Packed. +//go:nosplit +func (u *UContext64) Packed() bool { + return u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() +} + +// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. +func (u *UContext64) MarshalUnsafe(dst []byte) { + if u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() { + safecopy.CopyIn(dst, unsafe.Pointer(u)) + } else { + // Type UContext64 doesn't have a packed layout in memory, fallback to MarshalBytes. + u.MarshalBytes(dst) + } +} + +// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. +func (u *UContext64) UnmarshalUnsafe(src []byte) { + if u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() { + safecopy.CopyOut(unsafe.Pointer(u), src) + } else { + // Type UContext64 doesn't have a packed layout in memory, fallback to UnmarshalBytes. + u.UnmarshalBytes(src) + } +} + +// CopyOutN implements marshal.Marshallable.CopyOutN. +//go:nosplit +func (u *UContext64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() { + // Type UContext64 doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(u.SizeBytes()) // escapes: okay. + u.MarshalBytes(buf) // escapes: fallback. + return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + } + + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u))) + hdr.Len = u.SizeBytes() + hdr.Cap = u.SizeBytes() + + length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that u + // must live until the use above. + runtime.KeepAlive(u) // escapes: replaced by intrinsic. + return length, err +} + +// CopyOut implements marshal.Marshallable.CopyOut. +//go:nosplit +func (u *UContext64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return u.CopyOutN(cc, addr, u.SizeBytes()) +} + +// CopyIn implements marshal.Marshallable.CopyIn. +//go:nosplit +func (u *UContext64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() { + // Type UContext64 doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(u.SizeBytes()) // escapes: okay. + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Unmarshal unconditionally. If we had a short copy-in, this results in a + // partially unmarshalled struct. + u.UnmarshalBytes(buf) // escapes: fallback. + return length, err + } + + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u))) + hdr.Len = u.SizeBytes() + hdr.Cap = u.SizeBytes() + + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that u + // must live until the use above. + runtime.KeepAlive(u) // escapes: replaced by intrinsic. + return length, err +} + +// WriteTo implements io.WriterTo.WriteTo. +func (u *UContext64) WriteTo(writer io.Writer) (int64, error) { + if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() { + // Type UContext64 doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, u.SizeBytes()) + u.MarshalBytes(buf) + length, err := writer.Write(buf) + return int64(length), err + } + + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u))) + hdr.Len = u.SizeBytes() + hdr.Cap = u.SizeBytes() + + length, err := writer.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that u + // must live until the use above. + runtime.KeepAlive(u) // escapes: replaced by intrinsic. + return int64(length), err +} + +// SizeBytes implements marshal.Marshallable.SizeBytes. func (s *SignalContext64) SizeBytes() int { return 184 + (*linux.SignalSet)(nil).SizeBytes() + @@ -262,146 +405,3 @@ func (s *SignalContext64) WriteTo(writer io.Writer) (int64, error) { return int64(length), err } -// SizeBytes implements marshal.Marshallable.SizeBytes. -func (u *UContext64) SizeBytes() int { - return 16 + - (*SignalStack)(nil).SizeBytes() + - (*SignalContext64)(nil).SizeBytes() + - (*linux.SignalSet)(nil).SizeBytes() -} - -// MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (u *UContext64) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Flags)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Link)) - dst = dst[8:] - u.Stack.MarshalBytes(dst[:u.Stack.SizeBytes()]) - dst = dst[u.Stack.SizeBytes():] - u.MContext.MarshalBytes(dst[:u.MContext.SizeBytes()]) - dst = dst[u.MContext.SizeBytes():] - u.Sigset.MarshalBytes(dst[:u.Sigset.SizeBytes()]) - dst = dst[u.Sigset.SizeBytes():] -} - -// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (u *UContext64) UnmarshalBytes(src []byte) { - u.Flags = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - u.Link = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - u.Stack.UnmarshalBytes(src[:u.Stack.SizeBytes()]) - src = src[u.Stack.SizeBytes():] - u.MContext.UnmarshalBytes(src[:u.MContext.SizeBytes()]) - src = src[u.MContext.SizeBytes():] - u.Sigset.UnmarshalBytes(src[:u.Sigset.SizeBytes()]) - src = src[u.Sigset.SizeBytes():] -} - -// Packed implements marshal.Marshallable.Packed. -//go:nosplit -func (u *UContext64) Packed() bool { - return u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() -} - -// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (u *UContext64) MarshalUnsafe(dst []byte) { - if u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() { - safecopy.CopyIn(dst, unsafe.Pointer(u)) - } else { - // Type UContext64 doesn't have a packed layout in memory, fallback to MarshalBytes. - u.MarshalBytes(dst) - } -} - -// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (u *UContext64) UnmarshalUnsafe(src []byte) { - if u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() { - safecopy.CopyOut(unsafe.Pointer(u), src) - } else { - // Type UContext64 doesn't have a packed layout in memory, fallback to UnmarshalBytes. - u.UnmarshalBytes(src) - } -} - -// CopyOutN implements marshal.Marshallable.CopyOutN. -//go:nosplit -func (u *UContext64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() { - // Type UContext64 doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(u.SizeBytes()) // escapes: okay. - u.MarshalBytes(buf) // escapes: fallback. - return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - } - - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u))) - hdr.Len = u.SizeBytes() - hdr.Cap = u.SizeBytes() - - length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that u - // must live until the use above. - runtime.KeepAlive(u) // escapes: replaced by intrinsic. - return length, err -} - -// CopyOut implements marshal.Marshallable.CopyOut. -//go:nosplit -func (u *UContext64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return u.CopyOutN(cc, addr, u.SizeBytes()) -} - -// CopyIn implements marshal.Marshallable.CopyIn. -//go:nosplit -func (u *UContext64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() { - // Type UContext64 doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(u.SizeBytes()) // escapes: okay. - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Unmarshal unconditionally. If we had a short copy-in, this results in a - // partially unmarshalled struct. - u.UnmarshalBytes(buf) // escapes: fallback. - return length, err - } - - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u))) - hdr.Len = u.SizeBytes() - hdr.Cap = u.SizeBytes() - - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that u - // must live until the use above. - runtime.KeepAlive(u) // escapes: replaced by intrinsic. - return length, err -} - -// WriteTo implements io.WriterTo.WriteTo. -func (u *UContext64) WriteTo(writer io.Writer) (int64, error) { - if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() { - // Type UContext64 doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, u.SizeBytes()) - u.MarshalBytes(buf) - length, err := writer.Write(buf) - return int64(length), err - } - - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u))) - hdr.Len = u.SizeBytes() - hdr.Cap = u.SizeBytes() - - length, err := writer.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that u - // must live until the use above. - runtime.KeepAlive(u) // escapes: replaced by intrinsic. - return int64(length), err -} - diff --git a/pkg/sentry/kernel/auth/auth_abi_autogen_unsafe.go b/pkg/sentry/kernel/auth/auth_abi_autogen_unsafe.go index d0c9ec652..da6aad4a5 100644 --- a/pkg/sentry/kernel/auth/auth_abi_autogen_unsafe.go +++ b/pkg/sentry/kernel/auth/auth_abi_autogen_unsafe.go @@ -19,6 +19,95 @@ var _ marshal.Marshallable = (*UID)(nil) // SizeBytes implements marshal.Marshallable.SizeBytes. //go:nosplit +func (uid *UID) SizeBytes() int { + return 4 +} + +// MarshalBytes implements marshal.Marshallable.MarshalBytes. +func (uid *UID) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint32(dst[:4], uint32(*uid)) +} + +// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. +func (uid *UID) UnmarshalBytes(src []byte) { + *uid = UID(uint32(usermem.ByteOrder.Uint32(src[:4]))) +} + +// Packed implements marshal.Marshallable.Packed. +//go:nosplit +func (uid *UID) Packed() bool { + // Scalar newtypes are always packed. + return true +} + +// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. +func (uid *UID) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(uid)) +} + +// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. +func (uid *UID) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(uid), src) +} + +// CopyOutN implements marshal.Marshallable.CopyOutN. +//go:nosplit +func (uid *UID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(uid))) + hdr.Len = uid.SizeBytes() + hdr.Cap = uid.SizeBytes() + + length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that uid + // must live until the use above. + runtime.KeepAlive(uid) // escapes: replaced by intrinsic. + return length, err +} + +// CopyOut implements marshal.Marshallable.CopyOut. +//go:nosplit +func (uid *UID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return uid.CopyOutN(cc, addr, uid.SizeBytes()) +} + +// CopyIn implements marshal.Marshallable.CopyIn. +//go:nosplit +func (uid *UID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(uid))) + hdr.Len = uid.SizeBytes() + hdr.Cap = uid.SizeBytes() + + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Since we bypassed the compiler's escape analysis, indicate that uid + // must live until the use above. + runtime.KeepAlive(uid) // escapes: replaced by intrinsic. + return length, err +} + +// WriteTo implements io.WriterTo.WriteTo. +func (uid *UID) WriteTo(w io.Writer) (int64, error) { + // Construct a slice backed by dst's underlying memory. + var buf []byte + hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) + hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(uid))) + hdr.Len = uid.SizeBytes() + hdr.Cap = uid.SizeBytes() + + length, err := w.Write(buf) + // Since we bypassed the compiler's escape analysis, indicate that uid + // must live until the use above. + runtime.KeepAlive(uid) // escapes: replaced by intrinsic. + return int64(length), err +} + +// SizeBytes implements marshal.Marshallable.SizeBytes. +//go:nosplit func (gid *GID) SizeBytes() int { return 4 } @@ -194,92 +283,3 @@ func UnmarshalUnsafeGIDSlice(dst []GID, src []byte) (int, error) { return length, err } -// SizeBytes implements marshal.Marshallable.SizeBytes. -//go:nosplit -func (uid *UID) SizeBytes() int { - return 4 -} - -// MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (uid *UID) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint32(dst[:4], uint32(*uid)) -} - -// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (uid *UID) UnmarshalBytes(src []byte) { - *uid = UID(uint32(usermem.ByteOrder.Uint32(src[:4]))) -} - -// Packed implements marshal.Marshallable.Packed. -//go:nosplit -func (uid *UID) Packed() bool { - // Scalar newtypes are always packed. - return true -} - -// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (uid *UID) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(uid)) -} - -// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (uid *UID) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(uid), src) -} - -// CopyOutN implements marshal.Marshallable.CopyOutN. -//go:nosplit -func (uid *UID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(uid))) - hdr.Len = uid.SizeBytes() - hdr.Cap = uid.SizeBytes() - - length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that uid - // must live until the use above. - runtime.KeepAlive(uid) // escapes: replaced by intrinsic. - return length, err -} - -// CopyOut implements marshal.Marshallable.CopyOut. -//go:nosplit -func (uid *UID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return uid.CopyOutN(cc, addr, uid.SizeBytes()) -} - -// CopyIn implements marshal.Marshallable.CopyIn. -//go:nosplit -func (uid *UID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(uid))) - hdr.Len = uid.SizeBytes() - hdr.Cap = uid.SizeBytes() - - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Since we bypassed the compiler's escape analysis, indicate that uid - // must live until the use above. - runtime.KeepAlive(uid) // escapes: replaced by intrinsic. - return length, err -} - -// WriteTo implements io.WriterTo.WriteTo. -func (uid *UID) WriteTo(w io.Writer) (int64, error) { - // Construct a slice backed by dst's underlying memory. - var buf []byte - hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) - hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(uid))) - hdr.Len = uid.SizeBytes() - hdr.Cap = uid.SizeBytes() - - length, err := w.Write(buf) - // Since we bypassed the compiler's escape analysis, indicate that uid - // must live until the use above. - runtime.KeepAlive(uid) // escapes: replaced by intrinsic. - return int64(length), err -} - diff --git a/pkg/sentry/syscalls/linux/linux_abi_autogen_unsafe.go b/pkg/sentry/syscalls/linux/linux_abi_autogen_unsafe.go index 956643160..862c286d9 100644 --- a/pkg/sentry/syscalls/linux/linux_abi_autogen_unsafe.go +++ b/pkg/sentry/syscalls/linux/linux_abi_autogen_unsafe.go @@ -23,156 +23,156 @@ var _ marshal.Marshallable = (*rlimit64)(nil) var _ marshal.Marshallable = (*userSockFprog)(nil) // SizeBytes implements marshal.Marshallable.SizeBytes. -func (o *oldDirentHdr) SizeBytes() int { - return 18 +func (d *direntHdr) SizeBytes() int { + return 1 + + (*oldDirentHdr)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (o *oldDirentHdr) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(o.Ino)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(o.Off)) - dst = dst[8:] - usermem.ByteOrder.PutUint16(dst[:2], uint16(o.Reclen)) - dst = dst[2:] +func (d *direntHdr) MarshalBytes(dst []byte) { + d.OldHdr.MarshalBytes(dst[:d.OldHdr.SizeBytes()]) + dst = dst[d.OldHdr.SizeBytes():] + dst[0] = byte(d.Typ) + dst = dst[1:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (o *oldDirentHdr) UnmarshalBytes(src []byte) { - o.Ino = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - o.Off = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - o.Reclen = uint16(usermem.ByteOrder.Uint16(src[:2])) - src = src[2:] +func (d *direntHdr) UnmarshalBytes(src []byte) { + d.OldHdr.UnmarshalBytes(src[:d.OldHdr.SizeBytes()]) + src = src[d.OldHdr.SizeBytes():] + d.Typ = uint8(src[0]) + src = src[1:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (o *oldDirentHdr) Packed() bool { +func (d *direntHdr) Packed() bool { return false } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (o *oldDirentHdr) MarshalUnsafe(dst []byte) { - // Type oldDirentHdr doesn't have a packed layout in memory, fallback to MarshalBytes. - o.MarshalBytes(dst) +func (d *direntHdr) MarshalUnsafe(dst []byte) { + // Type direntHdr doesn't have a packed layout in memory, fallback to MarshalBytes. + d.MarshalBytes(dst) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (o *oldDirentHdr) UnmarshalUnsafe(src []byte) { - // Type oldDirentHdr doesn't have a packed layout in memory, fallback to UnmarshalBytes. - o.UnmarshalBytes(src) +func (d *direntHdr) UnmarshalUnsafe(src []byte) { + // Type direntHdr doesn't have a packed layout in memory, fallback to UnmarshalBytes. + d.UnmarshalBytes(src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (o *oldDirentHdr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - // Type oldDirentHdr doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(o.SizeBytes()) // escapes: okay. - o.MarshalBytes(buf) // escapes: fallback. +func (d *direntHdr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + // Type direntHdr doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(d.SizeBytes()) // escapes: okay. + d.MarshalBytes(buf) // escapes: fallback. return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (o *oldDirentHdr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return o.CopyOutN(cc, addr, o.SizeBytes()) +func (d *direntHdr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return d.CopyOutN(cc, addr, d.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (o *oldDirentHdr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - // Type oldDirentHdr doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(o.SizeBytes()) // escapes: okay. +func (d *direntHdr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + // Type direntHdr doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(d.SizeBytes()) // escapes: okay. length, err := cc.CopyInBytes(addr, buf) // escapes: okay. // Unmarshal unconditionally. If we had a short copy-in, this results in a // partially unmarshalled struct. - o.UnmarshalBytes(buf) // escapes: fallback. + d.UnmarshalBytes(buf) // escapes: fallback. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (o *oldDirentHdr) WriteTo(writer io.Writer) (int64, error) { - // Type oldDirentHdr doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, o.SizeBytes()) - o.MarshalBytes(buf) +func (d *direntHdr) WriteTo(writer io.Writer) (int64, error) { + // Type direntHdr doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, d.SizeBytes()) + d.MarshalBytes(buf) length, err := writer.Write(buf) return int64(length), err } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (d *direntHdr) SizeBytes() int { - return 1 + - (*oldDirentHdr)(nil).SizeBytes() +func (o *oldDirentHdr) SizeBytes() int { + return 18 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (d *direntHdr) MarshalBytes(dst []byte) { - d.OldHdr.MarshalBytes(dst[:d.OldHdr.SizeBytes()]) - dst = dst[d.OldHdr.SizeBytes():] - dst[0] = byte(d.Typ) - dst = dst[1:] +func (o *oldDirentHdr) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(o.Ino)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(o.Off)) + dst = dst[8:] + usermem.ByteOrder.PutUint16(dst[:2], uint16(o.Reclen)) + dst = dst[2:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (d *direntHdr) UnmarshalBytes(src []byte) { - d.OldHdr.UnmarshalBytes(src[:d.OldHdr.SizeBytes()]) - src = src[d.OldHdr.SizeBytes():] - d.Typ = uint8(src[0]) - src = src[1:] +func (o *oldDirentHdr) UnmarshalBytes(src []byte) { + o.Ino = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + o.Off = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + o.Reclen = uint16(usermem.ByteOrder.Uint16(src[:2])) + src = src[2:] } // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (d *direntHdr) Packed() bool { +func (o *oldDirentHdr) Packed() bool { return false } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (d *direntHdr) MarshalUnsafe(dst []byte) { - // Type direntHdr doesn't have a packed layout in memory, fallback to MarshalBytes. - d.MarshalBytes(dst) +func (o *oldDirentHdr) MarshalUnsafe(dst []byte) { + // Type oldDirentHdr doesn't have a packed layout in memory, fallback to MarshalBytes. + o.MarshalBytes(dst) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (d *direntHdr) UnmarshalUnsafe(src []byte) { - // Type direntHdr doesn't have a packed layout in memory, fallback to UnmarshalBytes. - d.UnmarshalBytes(src) +func (o *oldDirentHdr) UnmarshalUnsafe(src []byte) { + // Type oldDirentHdr doesn't have a packed layout in memory, fallback to UnmarshalBytes. + o.UnmarshalBytes(src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (d *direntHdr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - // Type direntHdr doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(d.SizeBytes()) // escapes: okay. - d.MarshalBytes(buf) // escapes: fallback. +func (o *oldDirentHdr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + // Type oldDirentHdr doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(o.SizeBytes()) // escapes: okay. + o.MarshalBytes(buf) // escapes: fallback. return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. } // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (d *direntHdr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - return d.CopyOutN(cc, addr, d.SizeBytes()) +func (o *oldDirentHdr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + return o.CopyOutN(cc, addr, o.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (d *direntHdr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - // Type direntHdr doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(d.SizeBytes()) // escapes: okay. +func (o *oldDirentHdr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + // Type oldDirentHdr doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(o.SizeBytes()) // escapes: okay. length, err := cc.CopyInBytes(addr, buf) // escapes: okay. // Unmarshal unconditionally. If we had a short copy-in, this results in a // partially unmarshalled struct. - d.UnmarshalBytes(buf) // escapes: fallback. + o.UnmarshalBytes(buf) // escapes: fallback. return length, err } // WriteTo implements io.WriterTo.WriteTo. -func (d *direntHdr) WriteTo(writer io.Writer) (int64, error) { - // Type direntHdr doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, d.SizeBytes()) - d.MarshalBytes(buf) +func (o *oldDirentHdr) WriteTo(writer io.Writer) (int64, error) { + // Type oldDirentHdr doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, o.SizeBytes()) + o.MarshalBytes(buf) length, err := writer.Write(buf) return int64(length), err } diff --git a/pkg/sentry/syscalls/linux/vfs2/vfs2_abi_autogen_unsafe.go b/pkg/sentry/syscalls/linux/vfs2/vfs2_abi_autogen_unsafe.go index 516ea1842..ccd56285a 100644 --- a/pkg/sentry/syscalls/linux/vfs2/vfs2_abi_autogen_unsafe.go +++ b/pkg/sentry/syscalls/linux/vfs2/vfs2_abi_autogen_unsafe.go @@ -112,26 +112,49 @@ func (s *sigSetWithSize) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (m *multipleMessageHeader64) SizeBytes() int { - return 8 + - (*MessageHeader64)(nil).SizeBytes() +func (m *MessageHeader64) SizeBytes() int { + return 56 } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (m *multipleMessageHeader64) MarshalBytes(dst []byte) { - m.msgHdr.MarshalBytes(dst[:m.msgHdr.SizeBytes()]) - dst = dst[m.msgHdr.SizeBytes():] - usermem.ByteOrder.PutUint32(dst[:4], uint32(m.msgLen)) +func (m *MessageHeader64) MarshalBytes(dst []byte) { + usermem.ByteOrder.PutUint64(dst[:8], uint64(m.Name)) + dst = dst[8:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(m.NameLen)) + dst = dst[4:] + // Padding: dst[:sizeof(uint32)] ~= uint32(0) + dst = dst[4:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(m.Iov)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(m.IovLen)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(m.Control)) + dst = dst[8:] + usermem.ByteOrder.PutUint64(dst[:8], uint64(m.ControlLen)) + dst = dst[8:] + usermem.ByteOrder.PutUint32(dst[:4], uint32(m.Flags)) dst = dst[4:] // Padding: dst[:sizeof(int32)] ~= int32(0) dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (m *multipleMessageHeader64) UnmarshalBytes(src []byte) { - m.msgHdr.UnmarshalBytes(src[:m.msgHdr.SizeBytes()]) - src = src[m.msgHdr.SizeBytes():] - m.msgLen = uint32(usermem.ByteOrder.Uint32(src[:4])) +func (m *MessageHeader64) UnmarshalBytes(src []byte) { + m.Name = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + m.NameLen = uint32(usermem.ByteOrder.Uint32(src[:4])) + src = src[4:] + // Padding: var _ uint32 ~= src[:sizeof(uint32)] + src = src[4:] + m.Iov = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + m.IovLen = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + m.Control = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + m.ControlLen = uint64(usermem.ByteOrder.Uint64(src[:8])) + src = src[8:] + m.Flags = int32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] // Padding: var _ int32 ~= src[:sizeof(int32)] src = src[4:] @@ -139,40 +162,23 @@ func (m *multipleMessageHeader64) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (m *multipleMessageHeader64) Packed() bool { - return m.msgHdr.Packed() +func (m *MessageHeader64) Packed() bool { + return true } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (m *multipleMessageHeader64) MarshalUnsafe(dst []byte) { - if m.msgHdr.Packed() { - safecopy.CopyIn(dst, unsafe.Pointer(m)) - } else { - // Type multipleMessageHeader64 doesn't have a packed layout in memory, fallback to MarshalBytes. - m.MarshalBytes(dst) - } +func (m *MessageHeader64) MarshalUnsafe(dst []byte) { + safecopy.CopyIn(dst, unsafe.Pointer(m)) } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (m *multipleMessageHeader64) UnmarshalUnsafe(src []byte) { - if m.msgHdr.Packed() { - safecopy.CopyOut(unsafe.Pointer(m), src) - } else { - // Type multipleMessageHeader64 doesn't have a packed layout in memory, fallback to UnmarshalBytes. - m.UnmarshalBytes(src) - } +func (m *MessageHeader64) UnmarshalUnsafe(src []byte) { + safecopy.CopyOut(unsafe.Pointer(m), src) } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (m *multipleMessageHeader64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { - if !m.msgHdr.Packed() { - // Type multipleMessageHeader64 doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := cc.CopyScratchBuffer(m.SizeBytes()) // escapes: okay. - m.MarshalBytes(buf) // escapes: fallback. - return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. - } - +func (m *MessageHeader64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -189,23 +195,13 @@ func (m *multipleMessageHeader64) CopyOutN(cc marshal.CopyContext, addr usermem. // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (m *multipleMessageHeader64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (m *MessageHeader64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return m.CopyOutN(cc, addr, m.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (m *multipleMessageHeader64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { - if !m.msgHdr.Packed() { - // Type multipleMessageHeader64 doesn't have a packed layout in memory, fall back to UnmarshalBytes. - buf := cc.CopyScratchBuffer(m.SizeBytes()) // escapes: okay. - length, err := cc.CopyInBytes(addr, buf) // escapes: okay. - // Unmarshal unconditionally. If we had a short copy-in, this results in a - // partially unmarshalled struct. - m.UnmarshalBytes(buf) // escapes: fallback. - return length, err - } - +func (m *MessageHeader64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -221,15 +217,7 @@ func (m *multipleMessageHeader64) CopyIn(cc marshal.CopyContext, addr usermem.Ad } // WriteTo implements io.WriterTo.WriteTo. -func (m *multipleMessageHeader64) WriteTo(writer io.Writer) (int64, error) { - if !m.msgHdr.Packed() { - // Type multipleMessageHeader64 doesn't have a packed layout in memory, fall back to MarshalBytes. - buf := make([]byte, m.SizeBytes()) - m.MarshalBytes(buf) - length, err := writer.Write(buf) - return int64(length), err - } - +func (m *MessageHeader64) WriteTo(writer io.Writer) (int64, error) { // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -245,49 +233,26 @@ func (m *multipleMessageHeader64) WriteTo(writer io.Writer) (int64, error) { } // SizeBytes implements marshal.Marshallable.SizeBytes. -func (m *MessageHeader64) SizeBytes() int { - return 56 +func (m *multipleMessageHeader64) SizeBytes() int { + return 8 + + (*MessageHeader64)(nil).SizeBytes() } // MarshalBytes implements marshal.Marshallable.MarshalBytes. -func (m *MessageHeader64) MarshalBytes(dst []byte) { - usermem.ByteOrder.PutUint64(dst[:8], uint64(m.Name)) - dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(m.NameLen)) - dst = dst[4:] - // Padding: dst[:sizeof(uint32)] ~= uint32(0) - dst = dst[4:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(m.Iov)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(m.IovLen)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(m.Control)) - dst = dst[8:] - usermem.ByteOrder.PutUint64(dst[:8], uint64(m.ControlLen)) - dst = dst[8:] - usermem.ByteOrder.PutUint32(dst[:4], uint32(m.Flags)) +func (m *multipleMessageHeader64) MarshalBytes(dst []byte) { + m.msgHdr.MarshalBytes(dst[:m.msgHdr.SizeBytes()]) + dst = dst[m.msgHdr.SizeBytes():] + usermem.ByteOrder.PutUint32(dst[:4], uint32(m.msgLen)) dst = dst[4:] // Padding: dst[:sizeof(int32)] ~= int32(0) dst = dst[4:] } // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes. -func (m *MessageHeader64) UnmarshalBytes(src []byte) { - m.Name = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - m.NameLen = uint32(usermem.ByteOrder.Uint32(src[:4])) - src = src[4:] - // Padding: var _ uint32 ~= src[:sizeof(uint32)] - src = src[4:] - m.Iov = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - m.IovLen = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - m.Control = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - m.ControlLen = uint64(usermem.ByteOrder.Uint64(src[:8])) - src = src[8:] - m.Flags = int32(usermem.ByteOrder.Uint32(src[:4])) +func (m *multipleMessageHeader64) UnmarshalBytes(src []byte) { + m.msgHdr.UnmarshalBytes(src[:m.msgHdr.SizeBytes()]) + src = src[m.msgHdr.SizeBytes():] + m.msgLen = uint32(usermem.ByteOrder.Uint32(src[:4])) src = src[4:] // Padding: var _ int32 ~= src[:sizeof(int32)] src = src[4:] @@ -295,23 +260,40 @@ func (m *MessageHeader64) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. //go:nosplit -func (m *MessageHeader64) Packed() bool { - return true +func (m *multipleMessageHeader64) Packed() bool { + return m.msgHdr.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. -func (m *MessageHeader64) MarshalUnsafe(dst []byte) { - safecopy.CopyIn(dst, unsafe.Pointer(m)) +func (m *multipleMessageHeader64) MarshalUnsafe(dst []byte) { + if m.msgHdr.Packed() { + safecopy.CopyIn(dst, unsafe.Pointer(m)) + } else { + // Type multipleMessageHeader64 doesn't have a packed layout in memory, fallback to MarshalBytes. + m.MarshalBytes(dst) + } } // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe. -func (m *MessageHeader64) UnmarshalUnsafe(src []byte) { - safecopy.CopyOut(unsafe.Pointer(m), src) +func (m *multipleMessageHeader64) UnmarshalUnsafe(src []byte) { + if m.msgHdr.Packed() { + safecopy.CopyOut(unsafe.Pointer(m), src) + } else { + // Type multipleMessageHeader64 doesn't have a packed layout in memory, fallback to UnmarshalBytes. + m.UnmarshalBytes(src) + } } // CopyOutN implements marshal.Marshallable.CopyOutN. //go:nosplit -func (m *MessageHeader64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { +func (m *multipleMessageHeader64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) { + if !m.msgHdr.Packed() { + // Type multipleMessageHeader64 doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := cc.CopyScratchBuffer(m.SizeBytes()) // escapes: okay. + m.MarshalBytes(buf) // escapes: fallback. + return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay. + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -328,13 +310,23 @@ func (m *MessageHeader64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, li // CopyOut implements marshal.Marshallable.CopyOut. //go:nosplit -func (m *MessageHeader64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (m *multipleMessageHeader64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) { return m.CopyOutN(cc, addr, m.SizeBytes()) } // CopyIn implements marshal.Marshallable.CopyIn. //go:nosplit -func (m *MessageHeader64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { +func (m *multipleMessageHeader64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) { + if !m.msgHdr.Packed() { + // Type multipleMessageHeader64 doesn't have a packed layout in memory, fall back to UnmarshalBytes. + buf := cc.CopyScratchBuffer(m.SizeBytes()) // escapes: okay. + length, err := cc.CopyInBytes(addr, buf) // escapes: okay. + // Unmarshal unconditionally. If we had a short copy-in, this results in a + // partially unmarshalled struct. + m.UnmarshalBytes(buf) // escapes: fallback. + return length, err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) @@ -350,7 +342,15 @@ func (m *MessageHeader64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int } // WriteTo implements io.WriterTo.WriteTo. -func (m *MessageHeader64) WriteTo(writer io.Writer) (int64, error) { +func (m *multipleMessageHeader64) WriteTo(writer io.Writer) (int64, error) { + if !m.msgHdr.Packed() { + // Type multipleMessageHeader64 doesn't have a packed layout in memory, fall back to MarshalBytes. + buf := make([]byte, m.SizeBytes()) + m.MarshalBytes(buf) + length, err := writer.Write(buf) + return int64(length), err + } + // Construct a slice backed by dst's underlying memory. var buf []byte hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf)) |