diff options
Diffstat (limited to 'pkg/sentry/fsimpl/kernfs/symlink.go')
-rw-r--r-- | pkg/sentry/fsimpl/kernfs/symlink.go | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/pkg/sentry/fsimpl/kernfs/symlink.go b/pkg/sentry/fsimpl/kernfs/symlink.go deleted file mode 100644 index 0ee7eb9b7..000000000 --- a/pkg/sentry/fsimpl/kernfs/symlink.go +++ /dev/null @@ -1,54 +0,0 @@ -// 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. - -package kernfs - -import ( - "gvisor.dev/gvisor/pkg/abi/linux" - "gvisor.dev/gvisor/pkg/context" - "gvisor.dev/gvisor/pkg/sentry/kernel/auth" -) - -// StaticSymlink provides an Inode implementation for symlinks that point to -// a immutable target. -type StaticSymlink struct { - InodeAttrs - InodeNoopRefCount - InodeSymlink - - target string -} - -var _ Inode = (*StaticSymlink)(nil) - -// NewStaticSymlink creates a new symlink file pointing to 'target'. -func NewStaticSymlink(creds *auth.Credentials, ino uint64, target string) *Dentry { - inode := &StaticSymlink{} - inode.Init(creds, ino, target) - - d := &Dentry{} - d.Init(inode) - return d -} - -// Init initializes the instance. -func (s *StaticSymlink) Init(creds *auth.Credentials, ino uint64, target string) { - s.target = target - s.InodeAttrs.Init(creds, ino, linux.ModeSymlink|0777) -} - -// Readlink implements Inode. -func (s *StaticSymlink) Readlink(_ context.Context) (string, error) { - return s.target, nil -} |