X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/a0456b9c4635be8832fc5712454a75ec102b1176..9742b386b3d5b3010675aef9febaffbf8ab2d2c0:/rsync.h

diff --git a/rsync.h b/rsync.h
index a273a610..be5831c0 100644
--- a/rsync.h
+++ b/rsync.h
@@ -64,12 +64,14 @@
 #define FLAG_DIR_CHANGED (1<<1)	/* generator */
 #define FLAG_XFER_DIR (1<<2)	/* sender/receiver/generator */
 #define FLAG_MOUNT_DIR (1<<3)	/* sender/generator */
+#define FLAG_DUPLICATE (1<<4)	/* sender */
 #define FLAG_MISSING_DIR (1<<4)	/* generator */
 #define FLAG_HLINKED (1<<5)	/* receiver/generator */
 #define FLAG_HLINK_FIRST (1<<6)	/* receiver/generator */
 #define FLAG_HLINK_LAST (1<<7)	/* receiver/generator */
 #define FLAG_HLINK_DONE (1<<8)	/* receiver/generator */
 #define FLAG_LENGTH64 (1<<9)	/* sender/receiver/generator */
+#define FLAG_SKIP_GROUP (1<<10)	/* receiver/generator */
 
 /* These flags are passed to functions but not stored. */
 
@@ -83,6 +85,11 @@
 /* update this if you make incompatible changes */
 #define PROTOCOL_VERSION 30
 
+/* This is used when working on a new protocol version in CVS, and should
+ * be a new non-zero value for each CVS change that affects the protocol.
+ * It must ALWAYS be 0 when the protocol goes final! */
+#define SUBPROTOCOL_VERSION 3
+
 /* 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
  * people writing them to make sure that they don't send us anything
@@ -357,6 +364,15 @@ enum msgcode {
 # include <limits.h>
 #endif
 
+#if defined HAVE_ICONV_OPEN && defined HAVE_ICONV_H
+#include <iconv.h>
+#ifndef ICONV_CONST
+#define ICONV_CONST
+#endif
+#elif defined ICONV_CONST
+#undef ICONV_CONST
+#endif
+
 #include <assert.h>
 
 #include "lib/pool_alloc.h"
@@ -549,8 +565,6 @@ struct idev_node {
 #define ACLS_NEED_MASK 1
 #endif
 
-#define GID_NONE ((gid_t)-1)
-
 union file_extras {
 	int32 num;
 	uint32 unum;
@@ -566,9 +580,10 @@ struct file_struct {
 };
 
 extern int file_extra_cnt;
-extern int preserve_uid;
-extern int preserve_gid;
-extern int preserve_acls;
+extern int uid_ndx;
+extern int gid_ndx;
+extern int acls_ndx;
+extern int xattrs_ndx;
 
 #define FILE_STRUCT_LEN (offsetof(struct file_struct, basename))
 #define EXTRA_LEN (sizeof (union file_extras))
@@ -593,15 +608,17 @@ extern int preserve_acls;
 #define F_SYMLINK(f) ((f)->basename + strlen((f)->basename) + 1)
 
 /* The sending side always has this available: */
-#define F_ROOTDIR(f) (*(const char**)REQ_EXTRA(f, PTR_EXTRA_LEN))
+#define F_PATHNAME(f) (*(const char**)REQ_EXTRA(f, PTR_EXTRA_LEN))
 
 /* The receiving side always has this available: */
 #define F_DEPTH(f) REQ_EXTRA(f, 1)->num
 
 /* When the associated option is on, all entries will have these present: */
-#define F_OWNER(f) REQ_EXTRA(f, preserve_uid)->unum
-#define F_GROUP(f) REQ_EXTRA(f, preserve_gid)->unum
-#define F_ACL(f) REQ_EXTRA(f, preserve_acls)->unum
+#define F_OWNER(f) REQ_EXTRA(f, uid_ndx)->unum
+#define F_GROUP(f) REQ_EXTRA(f, gid_ndx)->unum
+#define F_ACL(f) REQ_EXTRA(f, acls_ndx)->num
+#define F_XATTR(f) REQ_EXTRA(f, xattrs_ndx)->num
+#define F_NDX(f) REQ_EXTRA(f, ic_ndx)->num
 
 /* These items are per-entry optional and mutally exclusive: */
 #define F_HL_GNUM(f) OPT_EXTRA(f, LEN64_BUMP(f))->num
@@ -625,9 +642,6 @@ extern int preserve_acls;
 #define F_HLINK_NOT_FIRST(f) BITS_SETnUNSET((f)->flags, FLAG_HLINKED, FLAG_HLINK_FIRST)
 #define F_HLINK_NOT_LAST(f) BITS_SETnUNSET((f)->flags, FLAG_HLINKED, FLAG_HLINK_LAST)
 
-#define F_UID(f) ((uid_t)F_OWNER(f))
-#define F_GID(f) ((gid_t)F_GROUP(f))
-
 #define DEV_MAJOR(a) (a)[0]
 #define DEV_MINOR(a) (a)[1]
 
@@ -651,15 +665,16 @@ extern int preserve_acls;
  * (when they happen). Smaller sizes increase the chance of
  * freed allocations freeing whole extents.
  */
-#define FILE_EXTENT	(256 * 1024)
-#define HLINK_EXTENT	(128 * 1024)
+#define NORMAL_EXTENT	(256 * 1024)
+#define SMALL_EXTENT	(128 * 1024)
 
 #define FLIST_TEMP	(1<<1)
 
 struct file_list {
 	struct file_list *next, *prev;
-	struct file_struct **files;
+	struct file_struct **files, **sorted;
 	alloc_pool_t file_pool;
+	void *pool_boundary;
 	int count, malloced;
 	int low, high; /* 0-relative index values excluding empties */
 	int ndx_start; /* the start offset for inc_recurse mode */
@@ -777,6 +792,7 @@ typedef struct {
 
 #ifndef __GNUC__
 #define __attribute__(x)
+#else
 # if __GNUC__ <= 2
 # define NORETURN
 # endif
@@ -793,12 +809,22 @@ typedef struct {
     struct rsync_acl *acc_acl; /* access ACL */
     struct rsync_acl *def_acl; /* default ACL */
 #endif
+#ifdef SUPPORT_XATTRS
+    item_list *xattr;
+#endif
 } statx;
 
 #define ACL_READY(sx) ((sx).acc_acl != NULL)
+#define XATTR_READY(sx) ((sx).xattr != NULL)
 
 #include "proto.h"
 
+#ifndef SUPPORT_XATTRS
+#define x_stat(fn,fst,xst) do_stat(fn,fst)
+#define x_lstat(fn,fst,xst) do_lstat(fn,fst)
+#define x_fstat(fd,fst,xst) do_fstat(fd,fst)
+#endif
+
 /* We have replacement versions of these if they're missing. */
 #ifndef HAVE_ASPRINTF
 int asprintf(char **ptr, const char *format, ...);
@@ -1017,6 +1043,26 @@ int inet_pton(int af, const char *src, void *dst);
 const char *get_panic_action(void);
 #endif
 
+static inline int to_wire_mode(mode_t mode)
+{
+#ifdef SUPPORT_LINKS
+#if _S_IFLNK != 0120000
+	if (S_ISLNK(mode))
+		return (mode & ~(_S_IFMT)) | 0120000;
+#endif
+#endif
+	return mode;
+}
+
+static inline mode_t from_wire_mode(int mode)
+{
+#if _S_IFLNK != 0120000
+	if ((mode & (_S_IFMT)) == 0120000)
+		return (mode & ~(_S_IFMT)) | _S_IFLNK;
+#endif
+	return mode;
+}
+
 static inline int
 isDigit(const char *ptr)
 {