From: Alexandros C. Couloumbis <alex@ozo.com>
Date: Wed, 8 Dec 2010 12:56:46 +0000 (+0000)
Subject: package/iptables: update to iptables-1.4.10 & layer7_2.22. (partially closes #8369)
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=45ab1a31628006af6a1fc5b45c39f64b9a699949;p=openwrt%2Fstaging%2Fblocktrron.git

package/iptables: update to iptables-1.4.10 & layer7_2.22. (partially closes #8369)

SVN-Revision: 24345
---

diff --git a/package/iptables/Makefile b/package/iptables/Makefile
index 9d6d195fe1..6a4e0541e4 100644
--- a/package/iptables/Makefile
+++ b/package/iptables/Makefile
@@ -9,10 +9,10 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=iptables
-PKG_VERSION:=1.4.9.1
+PKG_VERSION:=1.4.10
 PKG_RELEASE:=1
 
-PKG_MD5SUM:=fbadfb0b5f2dbda49e0ad06a798898e3
+PKG_MD5SUM:=f382fe693f0b59d87bd47bea65eca198
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:=http://www.netfilter.org/projects/iptables/files \
 	ftp://ftp.be.netfilter.org/pub/netfilter/iptables/ \
diff --git a/package/iptables/patches/002-layer7_2.17.patch b/package/iptables/patches/002-layer7_2.17.patch
deleted file mode 100644
index 3257f0fb70..0000000000
--- a/package/iptables/patches/002-layer7_2.17.patch
+++ /dev/null
@@ -1,388 +0,0 @@
---- /dev/null
-+++ b/extensions/libxt_layer7.c
-@@ -0,0 +1,368 @@
-+/* 
-+   Shared library add-on to iptables for layer 7 matching support. 
-+  
-+   By Matthew Strait <quadong@users.sf.net>, Oct 2003-Aug 2008.
-+
-+   http://l7-filter.sf.net 
-+
-+   This program is free software; you can redistribute it and/or
-+   modify it under the terms of the GNU General Public License
-+   as published by the Free Software Foundation; either version
-+   2 of the License, or (at your option) any later version.
-+   http://www.gnu.org/licenses/gpl.txt
-+*/
-+
-+#define _GNU_SOURCE
-+#include <stdio.h>
-+#include <netdb.h>
-+#include <string.h>
-+#include <stdlib.h>
-+#include <getopt.h>
-+#include <ctype.h>
-+#include <dirent.h>
-+
-+#include <xtables.h>
-+#include <linux/netfilter/xt_layer7.h>
-+
-+#define MAX_FN_LEN 256
-+
-+static char l7dir[MAX_FN_LEN] = "\0";
-+
-+/* Function which prints out usage message. */
-+static void help(void)
-+{
-+	printf(
-+	"layer7 match options:\n"
-+	"    --l7dir <directory> : Look for patterns here instead of /etc/l7-protocols/\n"
-+	"                          (--l7dir must be specified before --l7proto if used)\n"
-+	"[!] --l7proto <name>: Match named protocol using /etc/l7-protocols/.../name.pat\n");
-+}
-+
-+static const struct option opts[] = {
-+	{ .name = "l7proto", .has_arg = 1, .val = 'p' },
-+	{ .name = "l7dir",   .has_arg = 1, .val = 'd' },
-+	{ .name = NULL }
-+};
-+
-+/* reads filename, puts protocol info into layer7_protocol_info, number of protocols to numprotos */
-+static int parse_protocol_file(char * filename, const char * protoname, struct xt_layer7_info *info)
-+{
-+	FILE * f;
-+	char * line = NULL;
-+	size_t len = 0;
-+
-+	enum { protocol, pattern, done } datatype = protocol;
-+
-+	f = fopen(filename, "r");
-+
-+	if(!f)
-+		return 0;
-+
-+	while(getline(&line, &len, f) != -1)
-+	{
-+		if(strlen(line) < 2 || line[0] == '#')
-+			continue;
-+
-+		/* strip the pesky newline... */
-+		if(line[strlen(line) - 1] == '\n')
-+			line[strlen(line) - 1] = '\0';
-+
-+		if(datatype == protocol)
-+		{
-+			/* Ignore everything on the line beginning with the 
-+			first space or tab . For instance, this allows the 
-+			protocol line in http.pat to be "http " (or 
-+			"http I am so cool") instead of just "http". */
-+			if(strchr(line, ' ')){
-+				char * space = strchr(line, ' ');
-+				space[0] = '\0';
-+			}
-+			if(strchr(line, '\t')){
-+				char * space = strchr(line, '\t');
-+				space[0] = '\0';
-+			}
-+
-+			/* sanity check.  First non-comment non-blank 
-+			line must be the same as the file name. */
-+			if(strcmp(line, protoname))
-+				xtables_error(OTHER_PROBLEM, 
-+					"Protocol name (%s) doesn't match file name (%s).  Bailing out\n",
-+					line, filename);
-+
-+			if(strlen(line) >= MAX_PROTOCOL_LEN)
-+				 xtables_error(PARAMETER_PROBLEM, 
-+					"Protocol name in %s too long!", filename);
-+			strncpy(info->protocol, line, MAX_PROTOCOL_LEN);
-+
-+			datatype = pattern; 
-+		}
-+		else if(datatype == pattern)
-+		{
-+			if(strlen(line) >= MAX_PATTERN_LEN)
-+				 xtables_error(PARAMETER_PROBLEM, "Pattern in %s too long!", filename);
-+			strncpy(info->pattern, line, MAX_PATTERN_LEN);
-+			
-+			datatype = done;			
-+			break;
-+		}
-+		else
-+			xtables_error(OTHER_PROBLEM, "Internal error");
-+	}
-+
-+	if(datatype != done)
-+		xtables_error(OTHER_PROBLEM, "Failed to get all needed data from %s", filename);
-+
-+	if(line) free(line);
-+	fclose(f);
-+
-+	return 1;
-+}
-+
-+static int hex2dec(char c)
-+{
-+        switch (c)
-+        {
-+                case '0' ... '9':
-+                        return c - '0';
-+                case 'a' ... 'f':
-+                        return c - 'a' + 10;
-+                case 'A' ... 'F':
-+                        return c - 'A' + 10;
-+                default:
-+                        xtables_error(OTHER_PROBLEM, "hex2dec: bad value!\n");
-+                        return 0;
-+        }
-+}
-+
-+/* takes a string with \xHH escapes and returns one with the characters 
-+they stand for */
-+static char * pre_process(char * s)
-+{
-+	char * result = malloc(strlen(s) + 1);
-+	int sindex = 0, rrindex = 0;
-+        while( sindex < strlen(s) )
-+        {
-+            if( sindex + 3 < strlen(s) &&
-+                s[sindex] == '\\' && s[sindex+1] == 'x' && 
-+                isxdigit(s[sindex + 2]) && isxdigit(s[sindex + 3]) ) 
-+                {
-+                        /* carefully remember to call tolower here... */
-+                        result[rrindex] = tolower( hex2dec(s[sindex + 2])*16 +
-+                                                  hex2dec(s[sindex + 3] ) );
-+
-+			switch ( result[rrindex] )
-+			{
-+			case 0x24:
-+			case 0x28:
-+			case 0x29:
-+			case 0x2a:
-+			case 0x2b:
-+			case 0x2e:
-+			case 0x3f:
-+			case 0x5b:
-+			case 0x5c:
-+			case 0x5d:
-+			case 0x5e:
-+			case 0x7c:
-+				fprintf(stderr, 
-+					"Warning: layer7 regexp contains a control character, %c, in hex (\\x%c%c).\n"
-+					"I recommend that you write this as %c or \\%c, depending on what you meant.\n",
-+					result[rrindex], s[sindex + 2], s[sindex + 3], result[rrindex], result[rrindex]);
-+				break;
-+			case 0x00:
-+				fprintf(stderr, 
-+					"Warning: null (\\x00) in layer7 regexp.  A null terminates the regexp string!\n");
-+				break;
-+			default:
-+				break;
-+			}
-+
-+
-+                        sindex += 3; /* 4 total */
-+                }
-+                else
-+                        result[rrindex] = tolower(s[sindex]);
-+
-+		sindex++; 
-+		rrindex++;
-+        }
-+	result[rrindex] = '\0';
-+
-+	return result;
-+}
-+
-+#define MAX_SUBDIRS 128
-+static char ** readl7dir(char * dirname)
-+{
-+        DIR             * scratchdir;
-+        struct dirent   ** namelist;
-+	char ** subdirs = malloc(MAX_SUBDIRS * sizeof(char *));
-+
-+        int n, d = 1;
-+	subdirs[0] = "";
-+
-+        n = scandir(dirname, &namelist, 0, alphasort);
-+
-+	if (n < 0)
-+	{
-+            perror("scandir");
-+	    xtables_error(OTHER_PROBLEM, "Couldn't open %s\n", dirname);
-+	}
-+        else 
-+	{
-+            	while(n--) 
-+		{
-+			char fulldirname[MAX_FN_LEN];
-+
-+			snprintf(fulldirname, MAX_FN_LEN, "%s/%s", dirname, namelist[n]->d_name);
-+
-+                	if((scratchdir = opendir(fulldirname)) != NULL)
-+			{
-+				closedir(scratchdir);
-+
-+				if(!strcmp(namelist[n]->d_name, ".") || 
-+				   !strcmp(namelist[n]->d_name, ".."))
-+					/* do nothing */ ;
-+				else
-+				{
-+					subdirs[d] = malloc(strlen(namelist[n]->d_name) + 1);
-+					strcpy(subdirs[d], namelist[n]->d_name);
-+					d++;
-+					if(d >= MAX_SUBDIRS - 1)
-+					{
-+						fprintf(stderr, 
-+						  "Too many subdirectories, skipping the rest!\n");
-+						break;
-+					}
-+				}
-+			}
-+                	free(namelist[n]);
-+            	}
-+            	free(namelist);
-+        }
-+	
-+	subdirs[d] = NULL;
-+
-+	return subdirs;
-+}
-+
-+static void parse_layer7_protocol(const char *s, struct xt_layer7_info *info)
-+{
-+	char filename[MAX_FN_LEN];
-+	char * dir = NULL;
-+	char ** subdirs;
-+	int n = 0, done = 0;
-+
-+	if(strlen(l7dir) > 0) dir = l7dir;
-+	else                  dir = "/etc/l7-protocols";
-+
-+	subdirs = readl7dir(dir);
-+
-+	while(subdirs[n] != NULL)
-+	{
-+		int c = snprintf(filename, MAX_FN_LEN, "%s/%s/%s.pat", dir, subdirs[n], s);
-+
-+		if(c > MAX_FN_LEN)
-+			xtables_error(OTHER_PROBLEM, 
-+				"Filename beginning with %s is too long!\n", filename);
-+
-+		/* read in the pattern from the file */
-+		if(parse_protocol_file(filename, s, info)){
-+			done = 1;
-+			break;
-+		}
-+		
-+		n++;
-+	}
-+
-+	if(!done)
-+		xtables_error(OTHER_PROBLEM, 
-+			"Couldn't find a pattern definition file for %s.\n", s);
-+
-+	/* process \xHH escapes and tolower everything. (our regex lib has no
-+	case insensitivity option.) */
-+	strncpy(info->pattern, pre_process(info->pattern), MAX_PATTERN_LEN);
-+}
-+
-+/* Function which parses command options; returns true if it ate an option */
-+static int parse(int c, char **argv, int invert, unsigned int *flags,
-+      const void *entry, struct xt_entry_match **match)
-+{
-+	struct xt_layer7_info *layer7info = 
-+		(struct xt_layer7_info *)(*match)->data;
-+
-+	switch (c) {
-+	case 'p':
-+		parse_layer7_protocol(argv[optind-1], layer7info);
-+		if (invert)
-+			layer7info->invert = true;
-+		*flags = 1;
-+		break;
-+
-+	case 'd':
-+		if(strlen(argv[optind-1]) >= MAX_FN_LEN)
-+			xtables_error(PARAMETER_PROBLEM, "directory name too long\n");
-+
-+		strncpy(l7dir, argv[optind-1], MAX_FN_LEN);
-+
-+		*flags = 1;
-+		break;
-+
-+	default:
-+		return 0;
-+	}
-+
-+	return 1;
-+}
-+
-+/* Final check; must have specified --l7proto */
-+static void final_check(unsigned int flags)
-+{
-+	if (!flags)
-+		xtables_error(PARAMETER_PROBLEM,
-+			   "LAYER7 match: You must specify `--l7proto'");
-+}
-+
-+static void print_protocol(char s[], int invert, int numeric)
-+{
-+	fputs("l7proto ", stdout);
-+	if (invert) fputc('!', stdout);
-+	printf("%s ", s);
-+}
-+
-+/* Prints out the matchinfo. */
-+static void print(const void *ip,
-+      const struct xt_entry_match *match,
-+      int numeric)
-+{
-+	printf("LAYER7 ");
-+	print_protocol(((struct xt_layer7_info *)match->data)->protocol,
-+		  ((struct xt_layer7_info *)match->data)->invert, numeric);
-+}
-+/* Saves the union ipt_matchinfo in parsable form to stdout. */
-+static void save(const void *ip, const struct xt_entry_match *match)
-+{
-+        const struct xt_layer7_info *info =
-+            (const struct xt_layer7_info*) match->data;
-+
-+        printf("--l7proto %s%s ", (info->invert)? "! ":"", info->protocol);
-+}
-+
-+static struct xtables_match layer7 = { 
-+    .family        = AF_INET,
-+    .name          = "layer7",
-+    .version       = XTABLES_VERSION,
-+    .size          = XT_ALIGN(sizeof(struct xt_layer7_info)),
-+    .userspacesize = XT_ALIGN(sizeof(struct xt_layer7_info)),
-+    .help          = &help,
-+    .parse         = &parse,
-+    .final_check   = &final_check,
-+    .print         = &print,
-+    .save          = &save,
-+    .extra_opts    = opts
-+};
-+
-+void _init(void)
-+{
-+	xtables_register_match(&layer7);
-+}
---- /dev/null
-+++ b/extensions/libxt_layer7.man
-@@ -0,0 +1,14 @@
-+This module matches packets based on the application layer data of 
-+their connections.  It uses regular expression matching to compare 
-+the application layer data to regular expressions found it the layer7 
-+configuration files.  This is an experimental module which can be found at 
-+http://l7-filter.sf.net.  It takes two options.
-+.TP
-+.BI "--l7proto " "\fIprotocol\fP"
-+Match the specified protocol.  The protocol name must match a file 
-+name in /etc/l7-protocols/ or one of its first-level child directories.
-+.TP
-+.BI "--l7dir " "\fIdirectory\fP"
-+Use \fIdirectory\fP instead of /etc/l7-protocols/.  This option must be 
-+specified before --l7proto.
-+
diff --git a/package/iptables/patches/002-layer7_2.22.patch b/package/iptables/patches/002-layer7_2.22.patch
new file mode 100644
index 0000000000..04b21c0105
--- /dev/null
+++ b/package/iptables/patches/002-layer7_2.22.patch
@@ -0,0 +1,371 @@
+--- /dev/null
++++ b/libxt_layer7.c
+@@ -0,0 +1,368 @@
++/* 
++   Shared library add-on to iptables for layer 7 matching support. 
++  
++   By Matthew Strait <quadong@users.sf.net>, Oct 2003-Aug 2008.
++
++   http://l7-filter.sf.net 
++
++   This program is free software; you can redistribute it and/or
++   modify it under the terms of the GNU General Public License
++   as published by the Free Software Foundation; either version
++   2 of the License, or (at your option) any later version.
++   http://www.gnu.org/licenses/gpl.txt
++*/
++
++#define _GNU_SOURCE
++#include <stdio.h>
++#include <netdb.h>
++#include <string.h>
++#include <stdlib.h>
++#include <getopt.h>
++#include <ctype.h>
++#include <dirent.h>
++
++#include <xtables.h>
++#include <linux/netfilter/xt_layer7.h>
++
++#define MAX_FN_LEN 256
++
++static char l7dir[MAX_FN_LEN] = "\0";
++
++/* Function which prints out usage message. */
++static void help(void)
++{
++	printf(
++	"layer7 match options:\n"
++	"    --l7dir <directory> : Look for patterns here instead of /etc/l7-protocols/\n"
++	"                          (--l7dir must be specified before --l7proto if used)\n"
++	"[!] --l7proto <name>: Match named protocol using /etc/l7-protocols/.../name.pat\n");
++}
++
++static const struct option opts[] = {
++	{ .name = "l7proto", .has_arg = 1, .val = 'p' },
++	{ .name = "l7dir",   .has_arg = 1, .val = 'd' },
++	{ .name = NULL }
++};
++
++/* reads filename, puts protocol info into layer7_protocol_info, number of protocols to numprotos */
++static int parse_protocol_file(char * filename, const char * protoname, struct xt_layer7_info *info)
++{
++	FILE * f;
++	char * line = NULL;
++	size_t len = 0;
++
++	enum { protocol, pattern, done } datatype = protocol;
++
++	f = fopen(filename, "r");
++
++	if(!f)
++		return 0;
++
++	while(getline(&line, &len, f) != -1)
++	{
++		if(strlen(line) < 2 || line[0] == '#')
++			continue;
++
++		/* strip the pesky newline... */
++		if(line[strlen(line) - 1] == '\n')
++			line[strlen(line) - 1] = '\0';
++
++		if(datatype == protocol)
++		{
++			/* Ignore everything on the line beginning with the 
++			first space or tab . For instance, this allows the 
++			protocol line in http.pat to be "http " (or 
++			"http I am so cool") instead of just "http". */
++			if(strchr(line, ' ')){
++				char * space = strchr(line, ' ');
++				space[0] = '\0';
++			}
++			if(strchr(line, '\t')){
++				char * space = strchr(line, '\t');
++				space[0] = '\0';
++			}
++
++			/* sanity check.  First non-comment non-blank 
++			line must be the same as the file name. */
++			if(strcmp(line, protoname))
++				xtables_error(OTHER_PROBLEM, 
++					"Protocol name (%s) doesn't match file name (%s).  Bailing out\n",
++					line, filename);
++
++			if(strlen(line) >= MAX_PROTOCOL_LEN)
++				 xtables_error(PARAMETER_PROBLEM, 
++					"Protocol name in %s too long!", filename);
++			strncpy(info->protocol, line, MAX_PROTOCOL_LEN);
++
++			datatype = pattern; 
++		}
++		else if(datatype == pattern)
++		{
++			if(strlen(line) >= MAX_PATTERN_LEN)
++				 xtables_error(PARAMETER_PROBLEM, "Pattern in %s too long!", filename);
++			strncpy(info->pattern, line, MAX_PATTERN_LEN);
++			
++			datatype = done;			
++			break;
++		}
++		else
++			xtables_error(OTHER_PROBLEM, "Internal error");
++	}
++
++	if(datatype != done)
++		xtables_error(OTHER_PROBLEM, "Failed to get all needed data from %s", filename);
++
++	if(line) free(line);
++	fclose(f);
++
++	return 1;
++}
++
++static int hex2dec(char c)
++{
++        switch (c)
++        {
++                case '0' ... '9':
++                        return c - '0';
++                case 'a' ... 'f':
++                        return c - 'a' + 10;
++                case 'A' ... 'F':
++                        return c - 'A' + 10;
++                default:
++                        xtables_error(OTHER_PROBLEM, "hex2dec: bad value!\n");
++                        return 0;
++        }
++}
++
++/* takes a string with \xHH escapes and returns one with the characters 
++they stand for */
++static char * pre_process(char * s)
++{
++	char * result = malloc(strlen(s) + 1);
++	int sindex = 0, rrindex = 0;
++        while( sindex < strlen(s) )
++        {
++            if( sindex + 3 < strlen(s) &&
++                s[sindex] == '\\' && s[sindex+1] == 'x' && 
++                isxdigit(s[sindex + 2]) && isxdigit(s[sindex + 3]) ) 
++                {
++                        /* carefully remember to call tolower here... */
++                        result[rrindex] = tolower( hex2dec(s[sindex + 2])*16 +
++                                                  hex2dec(s[sindex + 3] ) );
++
++			switch ( result[rrindex] )
++			{
++			case 0x24:
++			case 0x28:
++			case 0x29:
++			case 0x2a:
++			case 0x2b:
++			case 0x2e:
++			case 0x3f:
++			case 0x5b:
++			case 0x5c:
++			case 0x5d:
++			case 0x5e:
++			case 0x7c:
++				fprintf(stderr, 
++					"Warning: layer7 regexp contains a control character, %c, in hex (\\x%c%c).\n"
++					"I recommend that you write this as %c or \\%c, depending on what you meant.\n",
++					result[rrindex], s[sindex + 2], s[sindex + 3], result[rrindex], result[rrindex]);
++				break;
++			case 0x00:
++				fprintf(stderr, 
++					"Warning: null (\\x00) in layer7 regexp.  A null terminates the regexp string!\n");
++				break;
++			default:
++				break;
++			}
++
++
++                        sindex += 3; /* 4 total */
++                }
++                else
++                        result[rrindex] = tolower(s[sindex]);
++
++		sindex++; 
++		rrindex++;
++        }
++	result[rrindex] = '\0';
++
++	return result;
++}
++
++#define MAX_SUBDIRS 128
++static char ** readl7dir(char * dirname)
++{
++        DIR             * scratchdir;
++        struct dirent   ** namelist;
++	char ** subdirs = malloc(MAX_SUBDIRS * sizeof(char *));
++
++        int n, d = 1;
++	subdirs[0] = "";
++
++        n = scandir(dirname, &namelist, 0, alphasort);
++
++	if (n < 0)
++	{
++            perror("scandir");
++	    xtables_error(OTHER_PROBLEM, "Couldn't open %s\n", dirname);
++	}
++        else 
++	{
++            	while(n--) 
++		{
++			char fulldirname[MAX_FN_LEN];
++
++			snprintf(fulldirname, MAX_FN_LEN, "%s/%s", dirname, namelist[n]->d_name);
++
++                	if((scratchdir = opendir(fulldirname)) != NULL)
++			{
++				closedir(scratchdir);
++
++				if(!strcmp(namelist[n]->d_name, ".") || 
++				   !strcmp(namelist[n]->d_name, ".."))
++					/* do nothing */ ;
++				else
++				{
++					subdirs[d] = malloc(strlen(namelist[n]->d_name) + 1);
++					strcpy(subdirs[d], namelist[n]->d_name);
++					d++;
++					if(d >= MAX_SUBDIRS - 1)
++					{
++						fprintf(stderr, 
++						  "Too many subdirectories, skipping the rest!\n");
++						break;
++					}
++				}
++			}
++                	free(namelist[n]);
++            	}
++            	free(namelist);
++        }
++	
++	subdirs[d] = NULL;
++
++	return subdirs;
++}
++
++static void parse_layer7_protocol(const char *s, struct xt_layer7_info *info)
++{
++	char filename[MAX_FN_LEN];
++	char * dir = NULL;
++	char ** subdirs;
++	int n = 0, done = 0;
++
++	if(strlen(l7dir) > 0) dir = l7dir;
++	else                  dir = "/etc/l7-protocols";
++
++	subdirs = readl7dir(dir);
++
++	while(subdirs[n] != NULL)
++	{
++		int c = snprintf(filename, MAX_FN_LEN, "%s/%s/%s.pat", dir, subdirs[n], s);
++
++		if(c > MAX_FN_LEN)
++			xtables_error(OTHER_PROBLEM, 
++				"Filename beginning with %s is too long!\n", filename);
++
++		/* read in the pattern from the file */
++		if(parse_protocol_file(filename, s, info)){
++			done = 1;
++			break;
++		}
++		
++		n++;
++	}
++
++	if(!done)
++		xtables_error(OTHER_PROBLEM, 
++			"Couldn't find a pattern definition file for %s.\n", s);
++
++	/* process \xHH escapes and tolower everything. (our regex lib has no
++	case insensitivity option.) */
++	strncpy(info->pattern, pre_process(info->pattern), MAX_PATTERN_LEN);
++}
++
++/* Function which parses command options; returns true if it ate an option */
++static int parse(int c, char **argv, int invert, unsigned int *flags,
++      const void *entry, struct xt_entry_match **match)
++{
++	struct xt_layer7_info *layer7info = 
++		(struct xt_layer7_info *)(*match)->data;
++
++	switch (c) {
++	case 'p':
++		parse_layer7_protocol(argv[optind-1], layer7info);
++		if (invert)
++			layer7info->invert = true;
++		*flags = 1;
++		break;
++
++	case 'd':
++		if(strlen(argv[optind-1]) >= MAX_FN_LEN)
++			xtables_error(PARAMETER_PROBLEM, "directory name too long\n");
++
++		strncpy(l7dir, argv[optind-1], MAX_FN_LEN);
++
++		*flags = 1;
++		break;
++
++	default:
++		return 0;
++	}
++
++	return 1;
++}
++
++/* Final check; must have specified --l7proto */
++static void final_check(unsigned int flags)
++{
++	if (!flags)
++		xtables_error(PARAMETER_PROBLEM,
++			   "LAYER7 match: You must specify `--l7proto'");
++}
++
++static void print_protocol(char s[], int invert, int numeric)
++{
++	fputs("l7proto ", stdout);
++	if (invert) fputc('!', stdout);
++	printf("%s ", s);
++}
++
++/* Prints out the matchinfo. */
++static void print(const void *ip,
++      const struct xt_entry_match *match,
++      int numeric)
++{
++	printf("LAYER7 ");
++	print_protocol(((struct xt_layer7_info *)match->data)->protocol,
++		  ((struct xt_layer7_info *)match->data)->invert, numeric);
++}
++/* Saves the union ipt_matchinfo in parsable form to stdout. */
++static void save(const void *ip, const struct xt_entry_match *match)
++{
++        const struct xt_layer7_info *info =
++            (const struct xt_layer7_info*) match->data;
++
++        printf("--l7proto %s%s ", (info->invert)? "! ":"", info->protocol);
++}
++
++static struct xtables_match layer7 = { 
++    .family        = AF_INET,
++    .name          = "layer7",
++    .version       = XTABLES_VERSION,
++    .size          = XT_ALIGN(sizeof(struct xt_layer7_info)),
++    .userspacesize = XT_ALIGN(sizeof(struct xt_layer7_info)),
++    .help          = &help,
++    .parse         = &parse,
++    .final_check   = &final_check,
++    .print         = &print,
++    .save          = &save,
++    .extra_opts    = opts
++};
++
++void _init(void)
++{
++	xtables_register_match(&layer7);
++}
diff --git a/package/iptables/patches/010-multiport-linux-2.4-compat.patch b/package/iptables/patches/010-multiport-linux-2.4-compat.patch
index e87dfc1b68..3b35f7e3c6 100644
--- a/package/iptables/patches/010-multiport-linux-2.4-compat.patch
+++ b/package/iptables/patches/010-multiport-linux-2.4-compat.patch
@@ -1,6 +1,6 @@
 --- a/extensions/libxt_multiport.c
 +++ b/extensions/libxt_multiport.c
-@@ -14,21 +14,6 @@
+@@ -15,21 +15,6 @@
  #include <linux/netfilter/xt_multiport.h>
  
  /* Function which prints out usage message. */
@@ -22,7 +22,7 @@
  static void multiport_help_v1(void)
  {
  	printf(
-@@ -71,26 +56,6 @@ proto_to_name(u_int8_t proto)
+@@ -72,26 +57,6 @@ proto_to_name(u_int8_t proto)
  	}
  }
  
@@ -49,7 +49,7 @@
  static void
  parse_multi_ports_v1(const char *portstring, 
  		     struct xt_multiport_v1 *multiinfo,
-@@ -154,73 +119,6 @@ check_proto(u_int16_t pnum, u_int8_t inv
+@@ -155,73 +120,6 @@ check_proto(u_int16_t pnum, u_int8_t inv
  /* Function which parses command options; returns true if it
     ate an option */
  static int
@@ -123,7 +123,7 @@
  __multiport_parse_v1(int c, char **argv, int invert, unsigned int *flags,
                       struct xt_entry_match **match, u_int16_t pnum,
                       u_int8_t invflags)
-@@ -313,55 +211,6 @@ print_port(u_int16_t port, u_int8_t prot
+@@ -314,55 +212,6 @@ print_port(u_int16_t port, u_int8_t prot
  }
  
  /* Prints out the matchinfo. */
@@ -179,7 +179,7 @@
  static void __multiport_print_v1(const struct xt_entry_match *match,
                                   int numeric, u_int16_t proto)
  {
-@@ -418,48 +267,6 @@ static void multiport_print6_v1(const vo
+@@ -419,48 +268,6 @@ static void multiport_print6_v1(const vo
  }
  
  /* Saves the union ipt_matchinfo in parsable form to stdout. */
@@ -228,7 +228,7 @@
  static void __multiport_save_v1(const struct xt_entry_match *match,
                                  u_int16_t proto)
  {
-@@ -513,34 +320,6 @@ static struct xtables_match multiport_mt
+@@ -514,34 +321,6 @@ static struct xtables_match multiport_mt
  	{
  		.family        = NFPROTO_IPV4,
  		.name          = "multiport",
diff --git a/package/iptables/patches/020-iptables-disable-modprobe.patch b/package/iptables/patches/020-iptables-disable-modprobe.patch
index 338962ffbe..422058df78 100644
--- a/package/iptables/patches/020-iptables-disable-modprobe.patch
+++ b/package/iptables/patches/020-iptables-disable-modprobe.patch
@@ -8,7 +8,7 @@
  	char *buf = NULL;
  	char *argv[4];
  	int status;
-@@ -348,6 +349,7 @@ int xtables_insmod(const char *modname, 
+@@ -348,6 +349,7 @@ int xtables_insmod(const char *modname,
  	free(buf);
  	if (WIFEXITED(status) && WEXITSTATUS(status) == 0)
  		return 0;
diff --git a/package/iptables/patches/030-no-libnfnetlink.patch b/package/iptables/patches/030-no-libnfnetlink.patch
index 07bed666ca..cda9a7205b 100644
--- a/package/iptables/patches/030-no-libnfnetlink.patch
+++ b/package/iptables/patches/030-no-libnfnetlink.patch
@@ -1,6 +1,6 @@
 --- a/configure
 +++ b/configure
-@@ -10864,75 +10864,7 @@ $as_echo "no" >&6; }
+@@ -10917,75 +10917,7 @@ $as_echo "no" >&6; }
  	fi
  fi
  
@@ -79,7 +79,7 @@
  else
 --- a/configure.ac
 +++ b/configure.ac
-@@ -68,9 +68,7 @@ AM_CONDITIONAL([ENABLE_LARGEFILE], [test
+@@ -79,9 +79,7 @@ AM_CONDITIONAL([ENABLE_LARGEFILE], [test
  AM_CONDITIONAL([ENABLE_DEVEL], [test "$enable_devel" = "yes"])
  AM_CONDITIONAL([ENABLE_LIBIPQ], [test "$enable_libipq" = "yes"])