From 903fc9d077a81d9224de4207d1672c0b1127cf42 Mon Sep 17 00:00:00 2001
From: Ankush Patel
Date: Thu, 5 Feb 2026 14:42:40 +1300
Subject: Added basic support for FreeBSD.

---
 internal/fusefrontend/node_xattr_freebsd.go | 72 +++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 internal/fusefrontend/node_xattr_freebsd.go

(limited to 'internal/fusefrontend')

diff --git a/internal/fusefrontend/node_xattr_freebsd.go b/internal/fusefrontend/node_xattr_freebsd.go
new file mode 100644
index 0000000..770bb95
--- /dev/null
+++ b/internal/fusefrontend/node_xattr_freebsd.go
@@ -0,0 +1,72 @@
+package fusefrontend
+
+import (
+	"fmt"
+
+	"golang.org/x/sys/unix"
+
+	"github.com/hanwen/go-fuse/v2/fs"
+	"github.com/hanwen/go-fuse/v2/fuse"
+
+	"github.com/rfjakob/gocryptfs/v2/internal/syscallcompat"
+)
+
+// On FreeBSD, ENODATA is returned when an attribute is not found.
+const noSuchAttributeError = unix.ENOATTR
+
+func filterXattrSetFlags(flags int) int {
+	return flags
+}
+
+func (n *Node) getXAttr(cAttr string) (out []byte, errno unix.Errno) {
+	dirfd, cName, errno := n.prepareAtSyscallMyself()
+	if errno != 0 {
+		return
+	}
+	defer unix.Close(dirfd)
+
+	procPath := fmt.Sprintf("/proc/self/fd/%d/%s", dirfd, cName)
+	cData, err := syscallcompat.Lgetxattr(procPath, cAttr)
+	if err != nil {
+		return nil, fs.ToErrno(err)
+	}
+	return cData, 0
+}
+
+func (n *Node) setXAttr(context *fuse.Context, cAttr string, cData []byte, flags uint32) (errno unix.Errno) {
+	dirfd, cName, errno := n.prepareAtSyscallMyself()
+	if errno != 0 {
+		return
+	}
+	defer unix.Close(dirfd)
+
+	procPath := fmt.Sprintf("/proc/self/fd/%d/%s", dirfd, cName)
+
+	return fs.ToErrno(syscallcompat.LsetxattrUser(procPath, cAttr, cData, int(flags), context))
+}
+
+func (n *Node) removeXAttr(cAttr string) (errno unix.Errno) {
+	dirfd, cName, errno := n.prepareAtSyscallMyself()
+	if errno != 0 {
+		return
+	}
+	defer unix.Close(dirfd)
+
+	procPath := fmt.Sprintf("/proc/self/fd/%d/%s", dirfd, cName)
+	return fs.ToErrno(unix.Lremovexattr(procPath, cAttr))
+}
+
+func (n *Node) listXAttr() (out []string, errno unix.Errno) {
+	dirfd, cName, errno := n.prepareAtSyscallMyself()
+	if errno != 0 {
+		return
+	}
+	defer unix.Close(dirfd)
+
+	procPath := fmt.Sprintf("/proc/self/fd/%d/%s", dirfd, cName)
+	cNames, err := syscallcompat.Llistxattr(procPath)
+	if err != nil {
+		return nil, fs.ToErrno(err)
+	}
+	return cNames, 0
+}
-- 
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