70 lines
1.9 KiB
Go
70 lines
1.9 KiB
Go
// +build darwin
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// Package fusefrontend interfaces directly with the go-fuse library.
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package fusefrontend
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import (
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"github.com/pkg/xattr"
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"github.com/hanwen/go-fuse/fuse"
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)
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func disallowedXAttrName(attr string) bool {
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return false
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}
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// On Darwin it is needed to unset XATTR_NOSECURITY 0x0008
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func filterXattrSetFlags(flags int) int {
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return flags &^ xattr.XATTR_NOSECURITY
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}
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// This function is NOT symlink-safe because Darwin lacks
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// both fgetxattr() and /proc/self/fd.
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func (fs *FS) getXattr(relPath string, cAttr string, context *fuse.Context) ([]byte, fuse.Status) {
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cPath, err := fs.getBackingPath(relPath)
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if err != nil {
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return nil, fuse.ToStatus(err)
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}
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cData, err := xattr.LGet(cPath, cAttr)
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if err != nil {
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return nil, unpackXattrErr(err)
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}
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return cData, fuse.OK
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}
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// This function is NOT symlink-safe because Darwin lacks
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// both fsetxattr() and /proc/self/fd.
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func (fs *FS) setXattr(relPath string, cAttr string, cData []byte, flags int, context *fuse.Context) fuse.Status {
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cPath, err := fs.getBackingPath(relPath)
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if err != nil {
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return fuse.ToStatus(err)
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}
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err = xattr.LSetWithFlags(cPath, cAttr, cData, flags)
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return unpackXattrErr(err)
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}
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// This function is NOT symlink-safe because Darwin lacks
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// both fremovexattr() and /proc/self/fd.
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func (fs *FS) removeXAttr(relPath string, cAttr string, context *fuse.Context) fuse.Status {
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cPath, err := fs.getBackingPath(relPath)
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if err != nil {
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return fuse.ToStatus(err)
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}
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err = xattr.LRemove(cPath, cAttr)
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return unpackXattrErr(err)
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}
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// This function is NOT symlink-safe because Darwin lacks
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// both flistxattr() and /proc/self/fd.
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func (fs *FS) listXAttr(relPath string, context *fuse.Context) ([]string, fuse.Status) {
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cPath, err := fs.getBackingPath(relPath)
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if err != nil {
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return nil, fuse.ToStatus(err)
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}
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cNames, err := xattr.LList(cPath)
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if err != nil {
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return nil, unpackXattrErr(err)
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}
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return cNames, fuse.OK
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}
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