[PATCH 1/3] iptables-edit: adds --table to iptables-restore

[PATCH 1/3] iptables-edit: adds --table to iptables-restore

[Peter Warasin]

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adds --table to iptables-restore which allows to restore only the
supplied table

Signed-off-by: Peter Warasin <peter@endian.com>

-- 
:: e n d i a n
:: open source - open minds

:: peter warasin
:: http://www.endian.com   :: peter@endian.com

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--- iptables-1.3.8.patch/iptables-restore.c.orig	2007-10-19 01:17:49.000000000 +0200
+++ iptables-1.3.8.patch/iptables-restore.c	2007-10-19 01:33:06.000000000 +0200
@@ -32,6 +32,7 @@
 	{ "help", 0, 0, 'h' },
 	{ "noflush", 0, 0, 'n'},
 	{ "modprobe", 1, 0, 'M'},
+	{ "table", 1, 0, 'T'},
 	{ 0 }
 };
 
@@ -46,6 +47,7 @@
 			"	   [ --test ]\n"
 			"	   [ --help ]\n"
 			"	   [ --noflush ]\n"
+			"	   [ --table=<TABLE> ]\n"
 		        "          [ --modprobe=<command>]\n", name);
 		
 	exit(1);
@@ -114,6 +116,7 @@
 	FILE *in;
 	const char *modprobe = 0;
 	int in_table = 0, testing = 0;
+	const char *tablename = 0;
 
 	program_name = "iptables-restore";
 	program_version = IPTABLES_VERSION;
@@ -127,7 +130,7 @@
 	init_extensions();
 #endif
 
-	while ((c = getopt_long(argc, argv, "bcvthnM:", options, NULL)) != -1) {
+	while ((c = getopt_long(argc, argv, "bcvthnM:T:", options, NULL)) != -1) {
 		switch (c) {
 			case 'b':
 				binary = 1;
@@ -151,6 +154,9 @@
 			case 'M':
 				modprobe = optarg;
 				break;
+			case 'T':
+				tablename = optarg;
+				break;
 		}
 	}
 	
@@ -203,6 +209,8 @@
 			strncpy(curtable, table, IPT_TABLE_MAXNAMELEN);
 			curtable[IPT_TABLE_MAXNAMELEN] = '\0';
 
+			if (tablename && (strcmp(tablename, table) != 0))
+				continue;
 			if (handle)
 				iptc_free(&handle);
 
@@ -429,6 +437,8 @@
 
 			free_argv();
 		}
+		if (tablename && (strcmp(tablename, curtable) != 0))
+			continue;
 		if (!ret) {
 			fprintf(stderr, "%s: line %u failed\n",
 					program_name, line);