+
+static const char * const acl_types[] = {
+ [ACL_USER_OBJ] = "user_obj",
+ [ACL_USER] = "user",
+ [ACL_GROUP_OBJ] = "group_obj",
+ [ACL_GROUP] = "group",
+ [ACL_MASK] = "mask",
+ [ACL_OTHER] = "other",
+ NULL,
+};
+
+void bch2_acl_to_text(struct printbuf *out, const void *value, size_t size)
+{
+ const void *p, *end = value + size;
+
+ if (!value ||
+ size < sizeof(bch_acl_header) ||
+ ((bch_acl_header *)value)->a_version != cpu_to_le32(BCH_ACL_VERSION))
+ return;
+
+ p = value + sizeof(bch_acl_header);
+ while (p < end) {
+ const bch_acl_entry *in = p;
+ unsigned tag = le16_to_cpu(in->e_tag);
+
+ prt_str(out, acl_types[tag]);
+
+ switch (tag) {
+ case ACL_USER_OBJ:
+ case ACL_GROUP_OBJ:
+ case ACL_MASK:
+ case ACL_OTHER:
+ p += sizeof(bch_acl_entry_short);
+ break;
+ case ACL_USER:
+ prt_printf(out, " uid %u", le32_to_cpu(in->e_id));
+ p += sizeof(bch_acl_entry);
+ break;
+ case ACL_GROUP:
+ prt_printf(out, " gid %u", le32_to_cpu(in->e_id));
+ p += sizeof(bch_acl_entry);
+ break;
+ }
+
+ prt_printf(out, " %o", le16_to_cpu(in->e_perm));
+
+ if (p != end)
+ prt_char(out, ' ');
+ }
+}
+
+#ifdef CONFIG_BCACHEFS_POSIX_ACL
+
+#include "fs.h"
+
+#include <linux/fs.h>