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Diffstat (limited to 'internal/fusefrontend/xattr_darwin.go')
-rw-r--r--internal/fusefrontend/xattr_darwin.go90
1 files changed, 0 insertions, 90 deletions
diff --git a/internal/fusefrontend/xattr_darwin.go b/internal/fusefrontend/xattr_darwin.go
deleted file mode 100644
index 1d4ffcd..0000000
--- a/internal/fusefrontend/xattr_darwin.go
+++ /dev/null
@@ -1,90 +0,0 @@
-// +build darwin
-
-// Package fusefrontend interfaces directly with the go-fuse library.
-package fusefrontend
-
-import (
- "syscall"
-
- "golang.org/x/sys/unix"
-
- "github.com/hanwen/go-fuse/v2/fuse"
-
- "github.com/rfjakob/gocryptfs/internal/syscallcompat"
-)
-
-// On Darwin it is needed to unset XATTR_NOSECURITY 0x0008
-func filterXattrSetFlags(flags int) int {
- // See https://opensource.apple.com/source/xnu/xnu-1504.15.3/bsd/sys/xattr.h.auto.html
- const XATTR_NOSECURITY = 0x0008
-
- return flags &^ XATTR_NOSECURITY
-}
-
-func (fs *FS) getXAttr(relPath string, cAttr string, context *fuse.Context) ([]byte, fuse.Status) {
- // O_NONBLOCK to not block on FIFOs.
- fd, err := fs.openBackingFile(relPath, syscall.O_RDONLY|syscall.O_NONBLOCK)
- if err != nil {
- return nil, fuse.ToStatus(err)
- }
- defer syscall.Close(fd)
-
- cData, err := syscallcompat.Fgetxattr(fd, cAttr)
- if err != nil {
- return nil, fuse.ToStatus(err)
- }
-
- return cData, fuse.OK
-}
-
-func (fs *FS) setXAttr(relPath string, cAttr string, cData []byte, flags int, context *fuse.Context) fuse.Status {
- // O_NONBLOCK to not block on FIFOs.
- fd, err := fs.openBackingFile(relPath, syscall.O_WRONLY|syscall.O_NONBLOCK)
- // Directories cannot be opened read-write. Retry.
- if err == syscall.EISDIR {
- fd, err = fs.openBackingFile(relPath, syscall.O_RDONLY|syscall.O_DIRECTORY|syscall.O_NONBLOCK)
- }
- if err != nil {
- return fuse.ToStatus(err)
- }
- defer syscall.Close(fd)
-
- err = unix.Fsetxattr(fd, cAttr, cData, flags)
- return fuse.ToStatus(err)
-}
-
-func (fs *FS) removeXAttr(relPath string, cAttr string, context *fuse.Context) fuse.Status {
- // O_NONBLOCK to not block on FIFOs.
- fd, err := fs.openBackingFile(relPath, syscall.O_WRONLY|syscall.O_NONBLOCK)
- // Directories cannot be opened read-write. Retry.
- if err == syscall.EISDIR {
- fd, err = fs.openBackingFile(relPath, syscall.O_RDONLY|syscall.O_DIRECTORY|syscall.O_NONBLOCK)
- }
- if err != nil {
- return fuse.ToStatus(err)
- }
- defer syscall.Close(fd)
-
- err = unix.Fremovexattr(fd, cAttr)
- return fuse.ToStatus(err)
-}
-
-func (fs *FS) listXAttr(relPath string, context *fuse.Context) ([]string, fuse.Status) {
- // O_NONBLOCK to not block on FIFOs.
- fd, err := fs.openBackingFile(relPath, syscall.O_RDONLY|syscall.O_NONBLOCK)
- // On a symlink, openBackingFile fails with ELOOP. Let's pretend there
- // can be no xattrs on symlinks, and always return an empty result.
- if err == syscall.ELOOP {
- return nil, fuse.OK
- }
- if err != nil {
- return nil, fuse.ToStatus(err)
- }
- defer syscall.Close(fd)
-
- cNames, err := syscallcompat.Flistxattr(fd)
- if err != nil {
- return nil, fuse.ToStatus(err)
- }
- return cNames, fuse.OK
-}