Merge git://git.infradead.org/jffs2-xattr-2.6

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/include/linux/jffs2.h b/include/linux/jffs2.h
index 007d76d290cb..c6f70660b371 100644
--- a/include/linux/jffs2.h
+++ b/include/linux/jffs2.h
@@ -65,6 +65,18 @@
 
 #define JFFS2_NODETYPE_SUMMARY (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 6)
 
+#define JFFS2_NODETYPE_XATTR (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 8)
+#define JFFS2_NODETYPE_XREF (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 9)
+
+/* XATTR Related */
+#define JFFS2_XPREFIX_USER              1       /* for "user." */
+#define JFFS2_XPREFIX_SECURITY          2       /* for "security." */
+#define JFFS2_XPREFIX_ACL_ACCESS        3       /* for "system.posix_acl_access" */
+#define JFFS2_XPREFIX_ACL_DEFAULT       4       /* for "system.posix_acl_default" */
+#define JFFS2_XPREFIX_TRUSTED           5       /* for "trusted.*" */
+
+#define JFFS2_ACL_VERSION               0x0001
+
 // Maybe later...
 //#define JFFS2_NODETYPE_CHECKPOINT (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 3)
 //#define JFFS2_NODETYPE_OPTIONS (JFFS2_FEATURE_RWCOMPAT_COPY | JFFS2_NODE_ACCURATE | 4)
@@ -151,6 +163,32 @@ struct jffs2_raw_inode
         uint8_t data[0];
 };
 
+struct jffs2_raw_xattr {
+        jint16_t magic;
+        jint16_t nodetype;      /* = JFFS2_NODETYPE_XATTR */
+        jint32_t totlen;
+        jint32_t hdr_crc;
+        jint32_t xid;           /* XATTR identifier number */
+        jint32_t version;
+        uint8_t xprefix;
+        uint8_t name_len;
+        jint16_t value_len;
+        jint32_t data_crc;
+        jint32_t node_crc;
+        uint8_t data[0];
+} __attribute__((packed));
+
+struct jffs2_raw_xref
+{
+        jint16_t magic;
+        jint16_t nodetype;      /* = JFFS2_NODETYPE_XREF */
+        jint32_t totlen;
+        jint32_t hdr_crc;
+        jint32_t ino;           /* inode number */
+        jint32_t xid;           /* XATTR identifier number */
+        jint32_t node_crc;
+} __attribute__((packed));
+
 struct jffs2_raw_summary
 {
         jint16_t magic;
@@ -169,6 +207,8 @@ union jffs2_node_union
 {
         struct jffs2_raw_inode i;
         struct jffs2_raw_dirent d;
+        struct jffs2_raw_xattr x;
+        struct jffs2_raw_xref r;
         struct jffs2_raw_summary s;
         struct jffs2_unknown_node u;
 };