--- libaitsync/example/test.c	2012/11/13 10:05:13	1.1
+++ libaitsync/example/test.c	2012/11/13 14:19:39	1.2
@@ -0,0 +1,171 @@
+/*************************************************************************
+ * (C) 2010 AITNET - Sofia/Bulgaria - <office@aitbg.com>
+ *  by Michael Pounov <misho@aitbg.com>
+ *
+ * $Author: misho $
+ * $Id: test.c,v 1.2 2012/11/13 14:19:39 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, 2012
+	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.
+*/
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/param.h>
+#include <aitsync.h>
+
+
+#define VERB(x)		if ((x) <= Verbose)
+
+
+int Verbose, Mode;
+
+
+static void Usage()
+{
+	printf("-= DELTA PATCH =- Delta patch test\n"
+		"====================\n\n"
+		"Syntax: dpatch [option] <mode> <input_file | ->\n\n"
+		"\tMode:: S|sig|signature\t\tCreate Siganture\n"
+		"\tMode:: D|del|delta\t\tCreate Delta patch\n"
+		"\tMode:: P|pat|patch\t\tPatch file from delta\n"
+		"\t-v\t\t\tVerbose (more -v more verbosity)\n"
+		"\t-s <signature_file>\tSignature file (default - stdout)\n"
+		"\t-d <delta_file>\t\tDelta patch file (default - stdout)\n"
+		"\t-p <patch_file>\t\tPatch local binary file (default - stdout)\n"
+		"\n");
+}
+
+
+int main(int argc, char **argv)
+{
+	char ch, szDltName[MAXPATHLEN] = "-", szSigName[MAXPATHLEN] = "-", 
+	     szPName[MAXPATHLEN] = "-", szInName[MAXPATHLEN] = "-", Mode = 0;
+
+	while ((ch = getopt(argc, argv, "hs:d:p:v")) != -1)
+		switch (ch) {
+			case 'v':
+				Verbose++;
+				break;
+			case 's':
+				Mode |= 1;
+				strlcpy(szSigName, optarg, MAXPATHLEN);
+				break;
+			case 'd':
+				Mode |= 2;
+				strlcpy(szDltName, optarg, MAXPATHLEN);
+				break;
+			case 'p':
+				Mode |= 4;
+				strlcpy(szPName, optarg, MAXPATHLEN);
+				break;
+			case 'h':
+			default:
+				Usage();
+				return 1;
+		}
+	argc -= optind;
+	argv += optind;
+	if (2 > argc) {
+		printf("Error:: not enough parameters ...\n");
+		Usage();
+		return 1;
+	} else
+		strlcpy(szInName, argv[1], MAXPATHLEN);
+
+	if ('S' == *argv[0] || !strncmp(argv[0], "sig", 3)) {
+		VERB(1) printf(">>> Signature mode: signature file=%s to_file=%s\n", 
+				szSigName, szInName);
+		if (syncSignature(szInName, szSigName, 2)) {
+			printf("Error:: in create signature #%d - %s\n", 
+					sync_GetErrno(), sync_GetError());
+			return 1;
+		}
+		VERB(1) printf(" Done.\n");
+		return 0;
+	}
+	if ('D' == *argv[0] || !strncmp(argv[0], "del", 3)) {
+		if (!*szSigName || '-' == *szSigName) {
+			printf("Error:: missing signature file!\n");
+			return 1;
+		}
+
+		VERB(1) printf(">>> Delta mode: signature file=%s delta file=%s from_file=%s\n", 
+				szSigName, szDltName, szInName);
+		switch (syncDelta(szInName, szSigName, szDltName, 3)) {
+			case -1:
+				printf("Error:: in create delta patch #%d - %s\n", 
+						sync_GetErrno(), sync_GetError());
+				return 1;
+			case 1:
+				VERB(1) printf("Info:: Not found differences in file %s\n", szInName);
+				break;
+			case 0:
+				VERB(1) printf("Info:: Create Delta patch file %s\n", szDltName);
+				break;
+			default:
+				printf("Error:: Unknown return code in delta patch!\n");
+				return 2;
+		}
+		VERB(1) printf(" Done.\n");
+		return 0;
+	}
+	if ('P' == *argv[0] || !strncmp(argv[0], "pat", 3)) {
+		if (!*szDltName || '-' == *szDltName) {
+			printf("Error:: missing delta file!\n");
+			return 1;
+		}
+		if (2 > argc)
+			*szInName = 0;
+
+		VERB(1) printf(">>> Patch mode: to_file=%s delta file=%s *differnt patch file=%s\n", 
+				szPName, szDltName, szInName);
+		if (syncPatch(szInName, szDltName, szPName, 1) == -1) {
+			printf("Error:: can`t apply patch #%d - %s\n", 
+					sync_GetErrno(), sync_GetError());
+			return 1;
+		}
+
+		VERB(1) printf(" Done.\n");
+		return 0;
+	}
+
+	printf("Error:: unknown mode ... %s\n", argv[0]);
+	return 1;
+}