--- libaitsync/inc/aitsync.h	2010/03/24 16:00:15	1.1
+++ libaitsync/inc/aitsync.h	2011/05/09 14:36:33	1.2
@@ -3,9 +3,46 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: aitsync.h,v 1.1 2010/03/24 16:00:15 misho Exp $
+* $Id: aitsync.h,v 1.2 2011/05/09 14:36:33 misho Exp $
 *
-*************************************************************************/
+**************************************************************************
+The ELWIX and AITNET software is distributed under the following
+terms:
+
+All of the documentation and software included in the ELWIX and AITNET
+Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
+
+Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
+	by Michael Pounov <misho@elwix.org>.  All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+3. All advertising materials mentioning features or use of this software
+   must display the following acknowledgement:
+This product includes software developed by Michael Pounov <misho@elwix.org>
+ELWIX - Embedded LightWeight unIX and its contributors.
+4. Neither the name of AITNET nor the names of its contributors
+   may be used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGE.
+*/
 #ifndef __AITSYNC_H
 #define __AITSYNC_H
 
@@ -18,7 +55,11 @@
 #define DLTSYNC_MAGIC	0xD34DC0D3
 #define SIGSYNC_MAGIC	0xDEADBEEF
 
+#ifndef STRSIZ
+#define STRSIZ		256
+#endif
 
+
 typedef struct tagSyncChunk {
 	u_int sc_magic;
 	u_long sc_id;
@@ -29,6 +70,15 @@ typedef struct tagSyncChunk {
 } sync_chunk_t;
 
 
+struct tagDirName {
+	u_char	ch;
+	u_short tag;
+	u_int	hash;
+	char	name[MAXPATHLEN];
+	char	extra[STRSIZ];
+};
+
+
 // -------------------------------------------------------
 // sync_GetErrno() Get error code of last operation
 inline int sync_GetErrno();
@@ -40,16 +90,17 @@ inline const char *sync_GetError();
  * syncSignature() Calculate and create signature for diff
  * @csInput = Input patched file name for calculating check sums
  * @csSig = Output Signature file name
+ * @compress = 2 compress signatures output, 0 not compressed
  * return: -1 error, 0 ok
  */
-int syncSignature(const char *csInput, const char *csSig);
+int syncSignature(const char *csInput, const char *csSig, int compress);
 
 /*
  * syncDelta() Create Delta patch file
  * @csInput = Input original source file name for make delta patch file
  * @csSig = Input Signature file name
  * @csDelta = Output Delta patch file name
- * @compress = Compress output, 0 not compressed
+ * @compress = 3 everything compress, 2 compressed signatures, 1 compress delta output, 0 not compressed
  * return: -1 error, 0 ok, create delta patch, 1 ok, no differences and not create patch
  */
 int syncDelta(const char *csInput, const char *csSig, const char *csDelta, int compress);
@@ -59,10 +110,35 @@ int syncDelta(const char *csInput, const char *csSig, 
  * @csInput = Input target file name for patch
  * @csDelta = Input Delta patch file name
  * @csPatch = After applied patch create new alternate target file, if != NULL
- * @compress = Compress output, 0 not compressed
+ * @compress = 1 compress delta input, 0 not compressed
  * return: -1 error, 0 ok, create delta patch, 1 ok, no differences and not create patch
  */
 int syncPatch(const char *csInput, const char *csDelta, const char *csPatch, int compress);
+
+
+/*
+ * sync_dircmp() Compare directories
+ * @csDir1 = Directory 1
+ * @csDir2 = Directory 2
+ * return: -1 error, 0 is equal or 1 different
+ */
+int sync_dircmp(const char *csDir1, const char *csDir2);
+/*
+ * sync_dirCSum() Calculate checksum of directory
+ * @csDir = Directory
+ * @md = Message digest allocated memory, must be free after use!
+ * return: -1 error or !=-1 ok
+ */
+int sync_dirCSum(const char *csDir, u_char **md);
+/*
+ * sync_dircmpList() Compare directories or directory and file list
+ * @csDir1 = Directory 1
+ * @csDir2 = Directory 2 or File list, if "-" get input from console
+ * @lm = Long mode options, 1 long output
+ * @list = Output diff list, after use must be free!
+ * return: -1 error, 0 is equal or >0 count of returned list items
+ */
+int sync_dircmpList(const char *csDir1, const char *csDir2, int lm, struct tagDirName **list);
 
 
 #endif