--- embedtools/src/dpatch.c	2010/03/24 16:43:01	1.1
+++ embedtools/src/dpatch.c	2011/06/08 12:45:41	1.2
@@ -0,0 +1,127 @@
+/*************************************************************************
+ * (C) 2010 AITNET - Sofia/Bulgaria - <office@aitbg.com>
+ *  by Michael Pounov <misho@aitbg.com>
+ *
+ * $Author: misho $
+ * $Id: dpatch.c,v 1.2 2011/06/08 12:45:41 misho Exp $
+ *
+ *************************************************************************/
+#include "global.h"
+
+
+int Verbose, Mode;
+extern char compiled[], compiledby[], compilehost[];
+
+
+static void Usage()
+{
+	printf("-= DELTA PATCH =- Delta patch binaries tool\n"
+		"=== %s === %s@%s ===\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", compiled, compiledby, compilehost);
+}
+
+
+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;
+}