diff options
author | Boyuan He <heboyuan@google.com> | 2020-08-18 23:09:34 +0000 |
---|---|---|
committer | Andrei Vagin <avagin@gmail.com> | 2020-09-16 12:19:30 -0700 |
commit | b50c03b5715905ebd82b1006c1bb2e2d4eb9334d (patch) | |
tree | 729c3425215e877d432f33969dedbabe36840eef /pkg/abi | |
parent | b53e10f391929e4ad9345a823a0cf33bcfedf413 (diff) |
Implement FUSE_SYMLINK
Fixes #3452
Diffstat (limited to 'pkg/abi')
-rw-r--r-- | pkg/abi/linux/fuse.go | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/pkg/abi/linux/fuse.go b/pkg/abi/linux/fuse.go index 97d960096..ea5a7fd43 100644 --- a/pkg/abi/linux/fuse.go +++ b/pkg/abi/linux/fuse.go @@ -456,3 +456,30 @@ func (r *FUSEMknodIn) MarshalUnsafe(buf []byte) { func (r *FUSEMknodIn) SizeBytes() int { return r.MknodMeta.SizeBytes() + len(r.Name) + 1 } + +// FUSESymLinkIn is the request sent by the kernel to the daemon, +// to create a symbolic link. +// +// Dynamically-sized objects cannot be marshalled. +type FUSESymLinkIn struct { + marshal.StubMarshallable + + // Name of symlink to create. + Name string + + // Target of the symlink. + Target string +} + +// MarshalUnsafe serializes r.Name and r.Target to the dst buffer. +// Left null-termination at end of r.Name and r.Target. +func (r *FUSESymLinkIn) MarshalUnsafe(buf []byte) { + copy(buf, r.Name) + copy(buf[len(r.Name)+1:], r.Target) +} + +// SizeBytes is the size of the memory representation of FUSESymLinkIn. +// 2 extra bytes for null-terminated string. +func (r *FUSESymLinkIn) SizeBytes() int { + return len(r.Name) + len(r.Target) + 2 +} |