lib9p: Add the DM bitfield

1 files changed, 36 insertions, 2 deletions

diff --git a/lib9p/include/lib9p/_types.h b/lib9p/include/lib9p/_types.h
index d853cf3..e22404c 100644
--- a/lib9p/include/lib9p/_types.h
+++ b/lib9p/include/lib9p/_types.h
@@ -19,6 +19,40 @@ const char *lib9p_version_str(enum lib9p_version);
 
 /* non-message types **********************************************************/
 
+typedef uint32_t lib9p_dm_t;
+#define LIB9P_DM_DIR           ((lib9p_dm_t)(1<<31))
+#define LIB9P_DM_APPEND        ((lib9p_dm_t)(1<<30))
+#define LIB9P_DM_EXCL          ((lib9p_dm_t)(1<<29))
+#define _LIB9P_DM_PLAN9_MOUNT  ((lib9p_dm_t)(1<<28))
+#define LIB9P_DM_AUTH          ((lib9p_dm_t)(1<<27))
+#define LIB9P_DM_TMP           ((lib9p_dm_t)(1<<26))
+#define _LIB9P_DM_UNUSED_25    ((lib9p_dm_t)(1<<25))
+#define _LIB9P_DM_UNUSED_24    ((lib9p_dm_t)(1<<24))
+#define LIB9P_DM_DEVICE        ((lib9p_dm_t)(1<<23)) /* 9P2000.u */
+#define _LIB9P_DM_UNUSED_22    ((lib9p_dm_t)(1<<22))
+#define LIB9P_DM_NAMEDPIPE     ((lib9p_dm_t)(1<<21)) /* 9P2000.u */
+#define LIB9P_DM_SOCKET        ((lib9p_dm_t)(1<<20)) /* 9P2000.u */
+#define LIB9P_DM_SETUID        ((lib9p_dm_t)(1<<19)) /* 9P2000.u */
+#define LIB9P_DM_SETGID        ((lib9p_dm_t)(1<<18)) /* 9P2000.u */
+#define _LIB9P_DM_UNUSED_17    ((lib9p_dm_t)(1<<17))
+#define _LIB9P_DM_UNUSED_16    ((lib9p_dm_t)(1<<16))
+#define _LIB9P_DM_UNUSED_15    ((lib9p_dm_t)(1<<15))
+#define _LIB9P_DM_UNUSED_14    ((lib9p_dm_t)(1<<14))
+#define _LIB9P_DM_UNUSED_13    ((lib9p_dm_t)(1<<13))
+#define _LIB9P_DM_UNUSED_12    ((lib9p_dm_t)(1<<12))
+#define _LIB9P_DM_UNUSED_11    ((lib9p_dm_t)(1<<11))
+#define _LIB9P_DM_UNUSED_10    ((lib9p_dm_t)(1<<10))
+#define _LIB9P_DM_UNUSED_9     ((lib9p_dm_t)(1<<9))
+#define LIB9P_DM_OWNER_R       ((lib9p_dm_t)(1<<8))
+#define LIB9P_DM_OWNER_W       ((lib9p_dm_t)(1<<7))
+#define LIB9P_DM_OWNER_X       ((lib9p_dm_t)(1<<6))
+#define LIB9P_DM_GROUP_R       ((lib9p_dm_t)(1<<5))
+#define LIB9P_DM_GROUP_W       ((lib9p_dm_t)(1<<4))
+#define LIB9P_DM_GROUP_X       ((lib9p_dm_t)(1<<3))
+#define LIB9P_DM_OTHER_R       ((lib9p_dm_t)(1<<2))
+#define LIB9P_DM_OTHER_W       ((lib9p_dm_t)(1<<1))
+#define LIB9P_DM_OTHER_X       ((lib9p_dm_t)(1<<0))
+
 typedef uint8_t lib9p_qt_t;
 #define LIB9P_QT_DIR           ((lib9p_qt_t)(1<<7))
 #define LIB9P_QT_APPEND        ((lib9p_qt_t)(1<<6))
@@ -65,7 +99,7 @@ struct lib9p_stat {
 	uint16_t           kern_type;
 	uint32_t           kern_dev;
 	struct lib9p_qid   file_qid;
-	uint32_t           file_mode;
+	lib9p_dm_t         file_mode;
 	uint32_t           file_atime;
 	uint32_t           file_mtime;
 	uint64_t           file_size;
@@ -187,7 +221,7 @@ struct lib9p_msg_Ropen {
 struct lib9p_msg_Tcreate {
 	uint32_t         fid;
 	struct lib9p_s   name;
-	uint32_t         perm;
+	lib9p_dm_t       perm;
 	lib9p_o_t        mode;
 };