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-rw-r--r--pkg/abi/linux/BUILD7
-rw-r--r--pkg/abi/linux/arch_amd64.go23
-rw-r--r--pkg/abi/linux/dev.go4
-rw-r--r--pkg/abi/linux/elf.go3
-rw-r--r--pkg/abi/linux/epoll.go12
-rw-r--r--pkg/abi/linux/epoll_amd64.go29
-rw-r--r--pkg/abi/linux/epoll_arm64.go28
-rw-r--r--pkg/abi/linux/file.go10
-rw-r--r--pkg/abi/linux/file_amd64.go4
-rw-r--r--pkg/abi/linux/file_arm64.go4
-rw-r--r--pkg/abi/linux/fs.go2
-rw-r--r--pkg/abi/linux/ioctl.go26
-rw-r--r--pkg/abi/linux/ioctl_tun.go29
-rw-r--r--pkg/abi/linux/ip.go10
-rw-r--r--pkg/abi/linux/mm.go17
-rw-r--r--pkg/abi/linux/netfilter.go120
-rw-r--r--pkg/abi/linux/netfilter_test.go1
-rw-r--r--pkg/abi/linux/ptrace_amd64.go52
-rw-r--r--pkg/abi/linux/ptrace_arm64.go29
-rw-r--r--pkg/abi/linux/seccomp.go7
-rw-r--r--pkg/abi/linux/signal.go2
-rw-r--r--pkg/abi/linux/time.go8
-rw-r--r--pkg/abi/linux/xattr.go1
23 files changed, 411 insertions, 17 deletions
diff --git a/pkg/abi/linux/BUILD b/pkg/abi/linux/BUILD
index 1f3c0c687..114b516e2 100644
--- a/pkg/abi/linux/BUILD
+++ b/pkg/abi/linux/BUILD
@@ -10,6 +10,7 @@ go_library(
name = "linux",
srcs = [
"aio.go",
+ "arch_amd64.go",
"audit.go",
"bpf.go",
"capability.go",
@@ -17,6 +18,8 @@ go_library(
"dev.go",
"elf.go",
"epoll.go",
+ "epoll_amd64.go",
+ "epoll_arm64.go",
"errors.go",
"eventfd.go",
"exec.go",
@@ -28,6 +31,7 @@ go_library(
"futex.go",
"inotify.go",
"ioctl.go",
+ "ioctl_tun.go",
"ip.go",
"ipc.go",
"limits.go",
@@ -40,6 +44,8 @@ go_library(
"poll.go",
"prctl.go",
"ptrace.go",
+ "ptrace_amd64.go",
+ "ptrace_arm64.go",
"rseq.go",
"rusage.go",
"sched.go",
@@ -59,6 +65,7 @@ go_library(
"wait.go",
"xattr.go",
],
+ marshal = True,
visibility = ["//visibility:public"],
deps = [
"//pkg/abi",
diff --git a/pkg/abi/linux/arch_amd64.go b/pkg/abi/linux/arch_amd64.go
new file mode 100644
index 000000000..0be31e755
--- /dev/null
+++ b/pkg/abi/linux/arch_amd64.go
@@ -0,0 +1,23 @@
+// Copyright 2020 The gVisor Authors.
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build amd64
+
+package linux
+
+// Start and end addresses of the vsyscall page.
+const (
+ VSyscallStartAddr uint64 = 0xffffffffff600000
+ VSyscallEndAddr uint64 = 0xffffffffff601000
+)
diff --git a/pkg/abi/linux/dev.go b/pkg/abi/linux/dev.go
index 89f9a793f..fa3ae5f18 100644
--- a/pkg/abi/linux/dev.go
+++ b/pkg/abi/linux/dev.go
@@ -36,6 +36,10 @@ func DecodeDeviceID(rdev uint32) (uint16, uint32) {
//
// See Documentations/devices.txt and uapi/linux/major.h.
const (
+ // UNNAMED_MAJOR is the major device number for "unnamed" devices, whose
+ // minor numbers are dynamically allocated by the kernel.
+ UNNAMED_MAJOR = 0
+
// MEM_MAJOR is the major device number for "memory" character devices.
MEM_MAJOR = 1
diff --git a/pkg/abi/linux/elf.go b/pkg/abi/linux/elf.go
index 40f0459a0..7c9a02f20 100644
--- a/pkg/abi/linux/elf.go
+++ b/pkg/abi/linux/elf.go
@@ -102,4 +102,7 @@ const (
// NT_X86_XSTATE is for x86 extended state using xsave.
NT_X86_XSTATE = 0x202
+
+ // NT_ARM_TLS is for ARM TLS register.
+ NT_ARM_TLS = 0x401
)
diff --git a/pkg/abi/linux/epoll.go b/pkg/abi/linux/epoll.go
index 0e881aa3c..1121a1a92 100644
--- a/pkg/abi/linux/epoll.go
+++ b/pkg/abi/linux/epoll.go
@@ -14,12 +14,9 @@
package linux
-// EpollEvent is equivalent to struct epoll_event from epoll(2).
-type EpollEvent struct {
- Events uint32
- Fd int32
- Data int32
-}
+import (
+ "gvisor.dev/gvisor/pkg/binary"
+)
// Event masks.
const (
@@ -60,3 +57,6 @@ const (
EPOLL_CTL_DEL = 0x2
EPOLL_CTL_MOD = 0x3
)
+
+// SizeOfEpollEvent is the size of EpollEvent struct.
+var SizeOfEpollEvent = int(binary.Size(EpollEvent{}))
diff --git a/pkg/abi/linux/epoll_amd64.go b/pkg/abi/linux/epoll_amd64.go
new file mode 100644
index 000000000..7e74b1143
--- /dev/null
+++ b/pkg/abi/linux/epoll_amd64.go
@@ -0,0 +1,29 @@
+// Copyright 2019 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build amd64
+
+package linux
+
+// EpollEvent is equivalent to struct epoll_event from epoll(2).
+//
+// +marshal slice:EpollEventSlice
+type EpollEvent struct {
+ Events uint32
+ // Linux makes struct epoll_event::data a __u64. We represent it as
+ // [2]int32 because, on amd64, Linux also makes struct epoll_event
+ // __attribute__((packed)), such that there is no padding between Events
+ // and Data.
+ Data [2]int32
+}
diff --git a/pkg/abi/linux/epoll_arm64.go b/pkg/abi/linux/epoll_arm64.go
new file mode 100644
index 000000000..a35939cc9
--- /dev/null
+++ b/pkg/abi/linux/epoll_arm64.go
@@ -0,0 +1,28 @@
+// Copyright 2020 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build arm64
+
+package linux
+
+// EpollEvent is equivalent to struct epoll_event from epoll(2).
+//
+// +marshal slice:EpollEventSlice
+type EpollEvent struct {
+ Events uint32
+ // Linux makes struct epoll_event a __u64, necessitating 4 bytes of padding
+ // here.
+ _ int32
+ Data [2]int32
+}
diff --git a/pkg/abi/linux/file.go b/pkg/abi/linux/file.go
index c3ab15a4f..055ac1d7c 100644
--- a/pkg/abi/linux/file.go
+++ b/pkg/abi/linux/file.go
@@ -241,6 +241,8 @@ const (
)
// Statx represents struct statx.
+//
+// +marshal
type Statx struct {
Mask uint32
Blksize uint32
@@ -264,6 +266,9 @@ type Statx struct {
DevMinor uint32
}
+// SizeOfStatx is the size of a Statx struct.
+var SizeOfStatx = binary.Size(Statx{})
+
// FileMode represents a mode_t.
type FileMode uint16
@@ -282,6 +287,11 @@ func (m FileMode) ExtraBits() FileMode {
return m &^ (PermissionsMask | FileTypeMask)
}
+// IsDir returns true if file type represents a directory.
+func (m FileMode) IsDir() bool {
+ return m.FileType() == S_IFDIR
+}
+
// String returns a string representation of m.
func (m FileMode) String() string {
var s []string
diff --git a/pkg/abi/linux/file_amd64.go b/pkg/abi/linux/file_amd64.go
index 9d307e840..6b72364ea 100644
--- a/pkg/abi/linux/file_amd64.go
+++ b/pkg/abi/linux/file_amd64.go
@@ -12,6 +12,8 @@
// See the License for the specific language governing permissions and
// limitations under the License.
+// +build amd64
+
package linux
// Constants for open(2).
@@ -23,6 +25,8 @@ const (
)
// Stat represents struct stat.
+//
+// +marshal
type Stat struct {
Dev uint64
Ino uint64
diff --git a/pkg/abi/linux/file_arm64.go b/pkg/abi/linux/file_arm64.go
index 26a54f416..6492c9038 100644
--- a/pkg/abi/linux/file_arm64.go
+++ b/pkg/abi/linux/file_arm64.go
@@ -12,6 +12,8 @@
// See the License for the specific language governing permissions and
// limitations under the License.
+// +build arm64
+
package linux
// Constants for open(2).
@@ -23,6 +25,8 @@ const (
)
// Stat represents struct stat.
+//
+// +marshal
type Stat struct {
Dev uint64
Ino uint64
diff --git a/pkg/abi/linux/fs.go b/pkg/abi/linux/fs.go
index 2c652baa2..158d2db5b 100644
--- a/pkg/abi/linux/fs.go
+++ b/pkg/abi/linux/fs.go
@@ -38,6 +38,8 @@ const (
)
// Statfs is struct statfs, from uapi/asm-generic/statfs.h.
+//
+// +marshal
type Statfs struct {
// Type is one of the filesystem magic values, defined above.
Type uint64
diff --git a/pkg/abi/linux/ioctl.go b/pkg/abi/linux/ioctl.go
index 0e18db9ef..2062e6a4b 100644
--- a/pkg/abi/linux/ioctl.go
+++ b/pkg/abi/linux/ioctl.go
@@ -72,3 +72,29 @@ const (
SIOCGMIIPHY = 0x8947
SIOCGMIIREG = 0x8948
)
+
+// ioctl(2) directions. Used to calculate requests number.
+// Constants from asm-generic/ioctl.h.
+const (
+ _IOC_NONE = 0
+ _IOC_WRITE = 1
+ _IOC_READ = 2
+)
+
+// Constants from asm-generic/ioctl.h.
+const (
+ _IOC_NRBITS = 8
+ _IOC_TYPEBITS = 8
+ _IOC_SIZEBITS = 14
+ _IOC_DIRBITS = 2
+
+ _IOC_NRSHIFT = 0
+ _IOC_TYPESHIFT = _IOC_NRSHIFT + _IOC_NRBITS
+ _IOC_SIZESHIFT = _IOC_TYPESHIFT + _IOC_TYPEBITS
+ _IOC_DIRSHIFT = _IOC_SIZESHIFT + _IOC_SIZEBITS
+)
+
+// IOC outputs the result of _IOC macro in asm-generic/ioctl.h.
+func IOC(dir, typ, nr, size uint32) uint32 {
+ return uint32(dir)<<_IOC_DIRSHIFT | typ<<_IOC_TYPESHIFT | nr<<_IOC_NRSHIFT | size<<_IOC_SIZESHIFT
+}
diff --git a/pkg/abi/linux/ioctl_tun.go b/pkg/abi/linux/ioctl_tun.go
new file mode 100644
index 000000000..c59c9c136
--- /dev/null
+++ b/pkg/abi/linux/ioctl_tun.go
@@ -0,0 +1,29 @@
+// Copyright 2020 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package linux
+
+// ioctl(2) request numbers from linux/if_tun.h
+var (
+ TUNSETIFF = IOC(_IOC_WRITE, 'T', 202, 4)
+ TUNGETIFF = IOC(_IOC_READ, 'T', 210, 4)
+)
+
+// Flags from net/if_tun.h
+const (
+ IFF_TUN = 0x0001
+ IFF_TAP = 0x0002
+ IFF_NO_PI = 0x1000
+ IFF_NOFILTER = 0x1000
+)
diff --git a/pkg/abi/linux/ip.go b/pkg/abi/linux/ip.go
index 31e56ffa6..ef6d1093e 100644
--- a/pkg/abi/linux/ip.go
+++ b/pkg/abi/linux/ip.go
@@ -92,6 +92,16 @@ const (
IP_UNICAST_IF = 50
)
+// IP_MTU_DISCOVER values from uapi/linux/in.h
+const (
+ IP_PMTUDISC_DONT = 0
+ IP_PMTUDISC_WANT = 1
+ IP_PMTUDISC_DO = 2
+ IP_PMTUDISC_PROBE = 3
+ IP_PMTUDISC_INTERFACE = 4
+ IP_PMTUDISC_OMIT = 5
+)
+
// Socket options from uapi/linux/in6.h
const (
IPV6_ADDRFORM = 1
diff --git a/pkg/abi/linux/mm.go b/pkg/abi/linux/mm.go
index cd043dac3..07cc1895e 100644
--- a/pkg/abi/linux/mm.go
+++ b/pkg/abi/linux/mm.go
@@ -90,14 +90,19 @@ const (
MS_SYNC = 1 << 2
)
+// NumaPolicy is the NUMA memory policy for a memory range. See numa(7).
+//
+// +marshal
+type NumaPolicy int32
+
// Policies for get_mempolicy(2)/set_mempolicy(2).
const (
- MPOL_DEFAULT = 0
- MPOL_PREFERRED = 1
- MPOL_BIND = 2
- MPOL_INTERLEAVE = 3
- MPOL_LOCAL = 4
- MPOL_MAX = 5
+ MPOL_DEFAULT NumaPolicy = 0
+ MPOL_PREFERRED NumaPolicy = 1
+ MPOL_BIND NumaPolicy = 2
+ MPOL_INTERLEAVE NumaPolicy = 3
+ MPOL_LOCAL NumaPolicy = 4
+ MPOL_MAX NumaPolicy = 5
)
// Flags for get_mempolicy(2).
diff --git a/pkg/abi/linux/netfilter.go b/pkg/abi/linux/netfilter.go
index bbc4df74c..46d8b0b42 100644
--- a/pkg/abi/linux/netfilter.go
+++ b/pkg/abi/linux/netfilter.go
@@ -146,7 +146,7 @@ type IPTIP struct {
// OutputInterface is the output network interface.
OutputInterface [IFNAMSIZ]byte
- // InputInterfaceMask is the intput interface mask.
+ // InputInterfaceMask is the input interface mask.
InputInterfaceMask [IFNAMSIZ]byte
// OuputInterfaceMask is the output interface mask.
@@ -158,10 +158,32 @@ type IPTIP struct {
// Flags define matching behavior for the IP header.
Flags uint8
- // InverseFlags invert the meaning of fields in struct IPTIP.
+ // InverseFlags invert the meaning of fields in struct IPTIP. See the
+ // IPT_INV_* flags.
InverseFlags uint8
}
+// Flags in IPTIP.InverseFlags. Corresponding constants are in
+// include/uapi/linux/netfilter_ipv4/ip_tables.h.
+const (
+ // Invert the meaning of InputInterface.
+ IPT_INV_VIA_IN = 0x01
+ // Invert the meaning of OutputInterface.
+ IPT_INV_VIA_OUT = 0x02
+ // Unclear what this is, as no references to it exist in the kernel.
+ IPT_INV_TOS = 0x04
+ // Invert the meaning of Src.
+ IPT_INV_SRCIP = 0x08
+ // Invert the meaning of Dst.
+ IPT_INV_DSTIP = 0x10
+ // Invert the meaning of the IPT_F_FRAG flag.
+ IPT_INV_FRAG = 0x20
+ // Invert the meaning of the Protocol field.
+ IPT_INV_PROTO = 0x40
+ // Enable all flags.
+ IPT_INV_MASK = 0x7F
+)
+
// SizeOfIPTIP is the size of an IPTIP.
const SizeOfIPTIP = 84
@@ -225,11 +247,14 @@ type XTEntryTarget struct {
// SizeOfXTEntryTarget is the size of an XTEntryTarget.
const SizeOfXTEntryTarget = 32
-// XTStandardTarget is a builtin target, one of ACCEPT, DROP, JUMP, QUEUE, or
-// RETURN. It corresponds to struct xt_standard_target in
+// XTStandardTarget is a built-in target, one of ACCEPT, DROP, JUMP, QUEUE,
+// RETURN, or jump. It corresponds to struct xt_standard_target in
// include/uapi/linux/netfilter/x_tables.h.
type XTStandardTarget struct {
- Target XTEntryTarget
+ Target XTEntryTarget
+ // A positive verdict indicates a jump, and is the offset from the
+ // start of the table to jump to. A negative value means one of the
+ // other built-in targets.
Verdict int32
_ [4]byte
}
@@ -250,6 +275,50 @@ type XTErrorTarget struct {
// SizeOfXTErrorTarget is the size of an XTErrorTarget.
const SizeOfXTErrorTarget = 64
+// Flag values for NfNATIPV4Range. The values indicate whether to map
+// protocol specific part(ports) or IPs. It corresponds to values in
+// include/uapi/linux/netfilter/nf_nat.h.
+const (
+ NF_NAT_RANGE_MAP_IPS = 1 << 0
+ NF_NAT_RANGE_PROTO_SPECIFIED = 1 << 1
+ NF_NAT_RANGE_PROTO_RANDOM = 1 << 2
+ NF_NAT_RANGE_PERSISTENT = 1 << 3
+ NF_NAT_RANGE_PROTO_RANDOM_FULLY = 1 << 4
+ NF_NAT_RANGE_PROTO_RANDOM_ALL = (NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PROTO_RANDOM_FULLY)
+ NF_NAT_RANGE_MASK = (NF_NAT_RANGE_MAP_IPS |
+ NF_NAT_RANGE_PROTO_SPECIFIED | NF_NAT_RANGE_PROTO_RANDOM |
+ NF_NAT_RANGE_PERSISTENT | NF_NAT_RANGE_PROTO_RANDOM_FULLY)
+)
+
+// NfNATIPV4Range corresponds to struct nf_nat_ipv4_range
+// in include/uapi/linux/netfilter/nf_nat.h. The fields are in
+// network byte order.
+type NfNATIPV4Range struct {
+ Flags uint32
+ MinIP [4]byte
+ MaxIP [4]byte
+ MinPort uint16
+ MaxPort uint16
+}
+
+// NfNATIPV4MultiRangeCompat corresponds to struct
+// nf_nat_ipv4_multi_range_compat in include/uapi/linux/netfilter/nf_nat.h.
+type NfNATIPV4MultiRangeCompat struct {
+ RangeSize uint32
+ RangeIPV4 NfNATIPV4Range
+}
+
+// XTRedirectTarget triggers a redirect when reached.
+// Adding 4 bytes of padding to make the struct 8 byte aligned.
+type XTRedirectTarget struct {
+ Target XTEntryTarget
+ NfRange NfNATIPV4MultiRangeCompat
+ _ [4]byte
+}
+
+// SizeOfXTRedirectTarget is the size of an XTRedirectTarget.
+const SizeOfXTRedirectTarget = 56
+
// IPTGetinfo is the argument for the IPT_SO_GET_INFO sockopt. It corresponds
// to struct ipt_getinfo in include/uapi/linux/netfilter_ipv4/ip_tables.h.
type IPTGetinfo struct {
@@ -440,3 +509,44 @@ const (
// Enable all flags.
XT_UDP_INV_MASK = 0x03
)
+
+// IPTOwnerInfo holds data for matching packets with owner. It corresponds
+// to struct ipt_owner_info in libxt_owner.c of iptables binary.
+type IPTOwnerInfo struct {
+ // UID is user id which created the packet.
+ UID uint32
+
+ // GID is group id which created the packet.
+ GID uint32
+
+ // PID is process id of the process which created the packet.
+ PID uint32
+
+ // SID is session id which created the packet.
+ SID uint32
+
+ // Comm is the command name which created the packet.
+ Comm [16]byte
+
+ // Match is used to match UID/GID of the socket. See the
+ // XT_OWNER_* flags below.
+ Match uint8
+
+ // Invert flips the meaning of Match field.
+ Invert uint8
+}
+
+// SizeOfIPTOwnerInfo is the size of an XTOwnerMatchInfo.
+const SizeOfIPTOwnerInfo = 34
+
+// Flags in IPTOwnerInfo.Match. Corresponding constants are in
+// include/uapi/linux/netfilter/xt_owner.h.
+const (
+ // Match the UID of the packet.
+ XT_OWNER_UID = 1 << 0
+ // Match the GID of the packet.
+ XT_OWNER_GID = 1 << 1
+ // Match if the socket exists for the packet. Forwarded
+ // packets do not have an associated socket.
+ XT_OWNER_SOCKET = 1 << 2
+)
diff --git a/pkg/abi/linux/netfilter_test.go b/pkg/abi/linux/netfilter_test.go
index 21e237f92..565dd550e 100644
--- a/pkg/abi/linux/netfilter_test.go
+++ b/pkg/abi/linux/netfilter_test.go
@@ -29,6 +29,7 @@ func TestSizes(t *testing.T) {
{IPTGetEntries{}, SizeOfIPTGetEntries},
{IPTGetinfo{}, SizeOfIPTGetinfo},
{IPTIP{}, SizeOfIPTIP},
+ {IPTOwnerInfo{}, SizeOfIPTOwnerInfo},
{IPTReplace{}, SizeOfIPTReplace},
{XTCounters{}, SizeOfXTCounters},
{XTEntryMatch{}, SizeOfXTEntryMatch},
diff --git a/pkg/abi/linux/ptrace_amd64.go b/pkg/abi/linux/ptrace_amd64.go
new file mode 100644
index 000000000..ed3881e27
--- /dev/null
+++ b/pkg/abi/linux/ptrace_amd64.go
@@ -0,0 +1,52 @@
+// Copyright 2020 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build amd64
+
+package linux
+
+// PtraceRegs is the set of CPU registers exposed by ptrace. Source:
+// syscall.PtraceRegs.
+//
+// +marshal
+// +stateify savable
+type PtraceRegs struct {
+ R15 uint64
+ R14 uint64
+ R13 uint64
+ R12 uint64
+ Rbp uint64
+ Rbx uint64
+ R11 uint64
+ R10 uint64
+ R9 uint64
+ R8 uint64
+ Rax uint64
+ Rcx uint64
+ Rdx uint64
+ Rsi uint64
+ Rdi uint64
+ Orig_rax uint64
+ Rip uint64
+ Cs uint64
+ Eflags uint64
+ Rsp uint64
+ Ss uint64
+ Fs_base uint64
+ Gs_base uint64
+ Ds uint64
+ Es uint64
+ Fs uint64
+ Gs uint64
+}
diff --git a/pkg/abi/linux/ptrace_arm64.go b/pkg/abi/linux/ptrace_arm64.go
new file mode 100644
index 000000000..6147738b3
--- /dev/null
+++ b/pkg/abi/linux/ptrace_arm64.go
@@ -0,0 +1,29 @@
+// Copyright 2019 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build arm64
+
+package linux
+
+// PtraceRegs is the set of CPU registers exposed by ptrace. Source:
+// syscall.PtraceRegs.
+//
+// +marshal
+// +stateify savable
+type PtraceRegs struct {
+ Regs [31]uint64
+ Sp uint64
+ Pc uint64
+ Pstate uint64
+}
diff --git a/pkg/abi/linux/seccomp.go b/pkg/abi/linux/seccomp.go
index 4eeb5cd7a..d0607e256 100644
--- a/pkg/abi/linux/seccomp.go
+++ b/pkg/abi/linux/seccomp.go
@@ -63,3 +63,10 @@ func (a BPFAction) String() string {
func (a BPFAction) Data() uint16 {
return uint16(a & SECCOMP_RET_DATA)
}
+
+// SockFprog is sock_fprog taken from <linux/filter.h>.
+type SockFprog struct {
+ Len uint16
+ pad [6]byte
+ Filter *BPFInstruction
+}
diff --git a/pkg/abi/linux/signal.go b/pkg/abi/linux/signal.go
index c69b04ea9..1c330e763 100644
--- a/pkg/abi/linux/signal.go
+++ b/pkg/abi/linux/signal.go
@@ -115,6 +115,8 @@ const (
)
// SignalSet is a signal mask with a bit corresponding to each signal.
+//
+// +marshal
type SignalSet uint64
// SignalSetSize is the size in bytes of a SignalSet.
diff --git a/pkg/abi/linux/time.go b/pkg/abi/linux/time.go
index 5c5a58cd4..e6860ed49 100644
--- a/pkg/abi/linux/time.go
+++ b/pkg/abi/linux/time.go
@@ -101,6 +101,8 @@ func NsecToTimeT(nsec int64) TimeT {
}
// Timespec represents struct timespec in <time.h>.
+//
+// +marshal
type Timespec struct {
Sec int64
Nsec int64
@@ -155,6 +157,8 @@ func DurationToTimespec(dur time.Duration) Timespec {
const SizeOfTimeval = 16
// Timeval represents struct timeval in <time.h>.
+//
+// +marshal
type Timeval struct {
Sec int64
Usec int64
@@ -228,6 +232,8 @@ type Tms struct {
type TimerID int32
// StatxTimestamp represents struct statx_timestamp.
+//
+// +marshal
type StatxTimestamp struct {
Sec int64
Nsec uint32
@@ -256,6 +262,8 @@ func NsecToStatxTimestamp(nsec int64) (ts StatxTimestamp) {
}
// Utime represents struct utimbuf used by utimes(2).
+//
+// +marshal
type Utime struct {
Actime int64
Modtime int64
diff --git a/pkg/abi/linux/xattr.go b/pkg/abi/linux/xattr.go
index a3b6406fa..99180b208 100644
--- a/pkg/abi/linux/xattr.go
+++ b/pkg/abi/linux/xattr.go
@@ -18,6 +18,7 @@ package linux
const (
XATTR_NAME_MAX = 255
XATTR_SIZE_MAX = 65536
+ XATTR_LIST_MAX = 65536
XATTR_CREATE = 1
XATTR_REPLACE = 2
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-08 05:58:21 +0000