Initial commit

Proof-of-concept implementation. Bugs will occur.

vendor/github.com/hanwen/go-fuse/v2/internal/xattr/constants_linux.go

@@ -0,0 +1,10 @@
+// Copyright 2024 the Go-FUSE Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package xattr
+
+import "golang.org/x/sys/unix"
+
+// ENOATTR indicates that an extended attribute was not present.
+const ENOATTR = unix.ENODATA

vendor/github.com/hanwen/go-fuse/v2/internal/xattr/constants_unix.go

@@ -0,0 +1,11 @@
+//go:build !linux
+
+// Copyright 2024 the Go-FUSE Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package xattr
+
+import "golang.org/x/sys/unix"
+
+const ENOATTR = unix.ENOATTR

vendor/github.com/hanwen/go-fuse/v2/internal/xattr/xattr.go

@@ -0,0 +1,9 @@
+// Copyright 2024 the Go-FUSE Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package xattr
+
+func ParseAttrNames(buf []byte) [][]byte {
+	return parseAttrNames(buf)
+}

vendor/github.com/hanwen/go-fuse/v2/internal/xattr/xattr_freebsd.go

@@ -0,0 +1,20 @@
+// Copyright 2024 the Go-FUSE Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package xattr
+
+// BSDs syscall use different convention of data buf retrieved
+// through syscall `unix.Listxattr`.
+// Ref: extattr_list_file(2)
+func parseAttrNames(buf []byte) [][]byte {
+	var attrList [][]byte
+	for p := 0; p < len(buf); {
+		attrNameLen := int(buf[p])
+		p++
+		attrName := buf[p : p+attrNameLen]
+		attrList = append(attrList, attrName)
+		p += attrNameLen
+	}
+	return attrList
+}

vendor/github.com/hanwen/go-fuse/v2/internal/xattr/xattr_unix.go

@@ -0,0 +1,13 @@
+//go:build !freebsd
+
+// Copyright 2024 the Go-FUSE Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package xattr
+
+import "bytes"
+
+func parseAttrNames(buf []byte) [][]byte {
+	return bytes.Split(buf, []byte{0})
+}