X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/4dd4c72790889a4f1b03f04b369288d757e6ad4a..80707c983c5a12f3c3f95ba3d26dd1aac866135a:/rsync.h

diff --git a/rsync.h b/rsync.h
index dd3aa982..e0fb1827 100644
--- a/rsync.h
+++ b/rsync.h
@@ -42,16 +42,23 @@
 
 #define FLAG_DELETE (1<<0)
 #define SAME_MODE (1<<1)
-#define SAME_RDEV (1<<2)
+#define EXTENDED_FLAGS (1<<2)
+#define SAME_RDEV_pre28 EXTENDED_FLAGS /* Only use in protocols < 28 */
 #define SAME_UID (1<<3)
 #define SAME_GID (1<<4)
 #define SAME_DIR (1<<5)
 #define SAME_NAME SAME_DIR
 #define LONG_NAME (1<<6)
 #define SAME_TIME (1<<7)
+#define SAME_HIGH_RDEV (1<<8)
+#define HAS_INODE_DATA (1<<9)
+#define SAME_DEV (1<<10)
+
+/* What flags are relevant after the transfer of the flist is complete? */
+#define LIVE_FLAGS (FLAG_DELETE|HAS_INODE_DATA)
 
 /* update this if you make incompatible changes */
-#define PROTOCOL_VERSION 27
+#define PROTOCOL_VERSION 28
 
 /* We refuse to interoperate with versions that are not in this range.
  * Note that we assume we'll work with later versions: the onus is on
@@ -368,20 +375,18 @@ struct file_struct {
 	time_t modtime;
 	OFF_T length;
 	mode_t mode;
-
 	INO64_T inode;
-	/** Device this file lives upon */
 	DEV64_T dev;
-
-	/** If this is a device node, the device number. */
-	DEV64_T rdev;
+	union {
+		DEV64_T rdev;	/* The device number, if this is a device */
+		char *sum;	/* Only a normal file can have a checksum */
+		char *link;	/* Holds symlink string, if a symlink */
+	} u;
 	uid_t uid;
 	gid_t gid;
 	char *basename;
 	char *dirname;
 	char *basedir;
-	char *link;
-	char *sum;
 	unsigned short flags;
 };