summaryrefslogtreecommitdiff
path: root/fs/jffs2/acl.h
diff options
context:
space:
mode:
Diffstat (limited to 'fs/jffs2/acl.h')
-rw-r--r--fs/jffs2/acl.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/fs/jffs2/acl.h b/fs/jffs2/acl.h
new file mode 100644
index 000000000000..c98610b4e81c
--- /dev/null
+++ b/fs/jffs2/acl.h
@@ -0,0 +1,46 @@
+/*-------------------------------------------------------------------------*
+ * File: fs/jffs2/acl.h
+ * POSIX ACL support on JFFS2 FileSystem
+ *
+ * Implemented by KaiGai Kohei <kaigai@ak.jp.nec.com>
+ * Copyright (C) 2006 NEC Corporation
+ *
+ * For licensing information, see the file 'LICENCE' in the jffs2 directory.
+ *-------------------------------------------------------------------------*/
+typedef struct {
+ jint16_t e_tag;
+ jint16_t e_perm;
+ jint32_t e_id;
+} jffs2_acl_entry;
+
+typedef struct {
+ jint16_t e_tag;
+ jint16_t e_perm;
+} jffs2_acl_entry_short;
+
+typedef struct {
+ jint32_t a_version;
+} jffs2_acl_header;
+
+#ifdef __KERNEL__
+#ifdef CONFIG_JFFS2_FS_POSIX_ACL
+
+#define JFFS2_ACL_NOT_CACHED ((void *)-1)
+
+extern int jffs2_permission(struct inode *, int, struct nameidata *);
+extern int jffs2_acl_chmod(struct inode *);
+extern int jffs2_init_acl(struct inode *, struct inode *);
+extern void jffs2_clear_acl(struct inode *);
+
+extern struct xattr_handler jffs2_acl_access_xattr_handler;
+extern struct xattr_handler jffs2_acl_default_xattr_handler;
+
+#else
+
+#define jffs2_permission NULL
+#define jffs2_acl_chmod(inode) (0)
+#define jffs2_init_acl(inode,dir) (0)
+#define jffs2_clear_acl(inode)
+
+#endif /* CONFIG_JFFS2_FS_POSIX_ACL */
+#endif /* __KERNEL__ */