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authorgVisor bot <gvisor-bot@google.com>2019-12-30 19:49:38 +0000
committergVisor bot <gvisor-bot@google.com>2019-12-30 19:49:38 +0000
commitc1bd9a4168d31d1ad540cf37a1a0ad8a8f94c510 (patch)
tree04adcb2ff91876e34218df3f922dbdc696674763 /pkg/sentry/vfs/filesystem.go
parent9c8909c933e58af2b9d20dc805b4d599317389d4 (diff)
parent1f384ac42b9ee8b52000dc2bff79d975853519ed (diff)
Merge release-20191213.0-56-g1f384ac (automated)
Diffstat (limited to 'pkg/sentry/vfs/filesystem.go')
-rwxr-xr-xpkg/sentry/vfs/filesystem.go21
1 files changed, 21 insertions, 0 deletions
diff --git a/pkg/sentry/vfs/filesystem.go b/pkg/sentry/vfs/filesystem.go
index 89bd58864..ea78f555b 100755
--- a/pkg/sentry/vfs/filesystem.go
+++ b/pkg/sentry/vfs/filesystem.go
@@ -418,17 +418,38 @@ type FilesystemImpl interface {
UnlinkAt(ctx context.Context, rp *ResolvingPath) error
// ListxattrAt returns all extended attribute names for the file at rp.
+ //
+ // Errors:
+ //
+ // - If extended attributes are not supported by the filesystem,
+ // ListxattrAt returns nil. (See FileDescription.Listxattr for an
+ // explanation.)
ListxattrAt(ctx context.Context, rp *ResolvingPath) ([]string, error)
// GetxattrAt returns the value associated with the given extended
// attribute for the file at rp.
+ //
+ // Errors:
+ //
+ // - If extended attributes are not supported by the filesystem, GetxattrAt
+ // returns ENOTSUP.
GetxattrAt(ctx context.Context, rp *ResolvingPath, name string) (string, error)
// SetxattrAt changes the value associated with the given extended
// attribute for the file at rp.
+ //
+ // Errors:
+ //
+ // - If extended attributes are not supported by the filesystem, SetxattrAt
+ // returns ENOTSUP.
SetxattrAt(ctx context.Context, rp *ResolvingPath, opts SetxattrOptions) error
// RemovexattrAt removes the given extended attribute from the file at rp.
+ //
+ // Errors:
+ //
+ // - If extended attributes are not supported by the filesystem,
+ // RemovexattrAt returns ENOTSUP.
RemovexattrAt(ctx context.Context, rp *ResolvingPath, name string) error
// PrependPath prepends a path from vd to vd.Mount().Root() to b.