upgrade iptables to 1.4.1.1, needed for proper 2.6.27 support

SVN-Revision: 13458
This commit is contained in:
Imre Kaloz 2008-12-01 20:27:46 +00:00
parent 219694ee98
commit 9d93e2a4e0
8 changed files with 219 additions and 566 deletions

View File

@ -15,13 +15,13 @@ ifeq ($(CONFIG_LINUX_2_4),y)
PKG_VERSION:=1.3.8
PKG_RELEASE:=4
PKG_MD5SUM:=0a9209f928002e5eee9cdff8fef4d4b3
MAKE_TARGETS:=experimental install-experimental
MAKE_TARGETS:=experimental install-experimental install-devel
endif
ifeq ($(CONFIG_LINUX_2_6),y)
PKG_VERSION:=1.4.0
PKG_VERSION:=1.4.1.1
PKG_RELEASE:=1
PKG_MD5SUM:=90cfa8a554a29b0b859a625e701af2a7
PKG_MD5SUM:=723fa88d8a0915e184f99e03e9bf06cb
endif
PKG_VERSION?=<IPTABLES_VERSION>
@ -245,14 +245,17 @@ define Build/Prepare
$(call Build/Prepare/Default)
endef
define Build/Configure
ifeq ($(KERNEL),2.4)
define Build/Configure
chmod a+x $(PKG_BUILD_DIR)/extensions/.*-test*
rm -f $(PKG_BUILD_DIR)/.configured*
$(MAKE) -C $(PKG_BUILD_DIR) \
clean
endef
endef
endif
TARGET_CFLAGS += $(FPIC)
CONFIGURE_ARGS += --enable-devel --with-xtlibdir=/usr/lib/iptables
define Build/Compile
mkdir -p $(PKG_INSTALL_DIR)
@ -267,13 +270,7 @@ define Build/Compile
endef
define Build/InstallDev
$(MAKE) -C $(PKG_BUILD_DIR) \
$(TARGET_CONFIGURE_OPTS) \
COPT_FLAGS="$(TARGET_CFLAGS)" \
KERNEL_DIR="$(LINUX_DIR)" PREFIX=/usr \
KBUILD_OUTPUT="$(LINUX_DIR)" \
DESTDIR="$(1)" \
install-devel
$(INSTALL_DIR) $(1)/usr/lib
$(CP) $(PKG_BUILD_DIR)/include $(1)/usr
$(CP) $(PKG_BUILD_DIR)/libiptc/libiptc.a $(1)/usr/lib
endef

View File

@ -1,43 +0,0 @@
Index: iptables-1.4.0/extensions/libipt_layer7.c
===================================================================
--- iptables-1.4.0.orig/extensions/libipt_layer7.c
+++ iptables-1.4.0/extensions/libipt_layer7.c
@@ -43,7 +43,8 @@ static void help(void)
"LAYER7 match v%s 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 the protocol defined in /etc/l7-protocols/name.pat\n",
+ "--l7proto [!] <name> : Match the protocol defined in /etc/l7-protocols/name.pat\n"
+ "--l7pkt : Skip connection tracking and match individual packets\n",
IPTABLES_VERSION);
fputc('\n', stdout);
}
@@ -51,6 +52,7 @@ static void help(void)
static struct option opts[] = {
{ .name = "l7proto", .has_arg = 1, .flag = 0, .val = '1' },
{ .name = "l7dir", .has_arg = 1, .flag = 0, .val = '2' },
+ { .name = "l7pkt", .has_arg = 0, .flag = 0, .val = '3' },
{ .name = 0 }
};
@@ -339,6 +341,10 @@ static int parse(int c, char **argv, int
*flags = 1;
break;
+ case '3':
+ layer7info->pkt = 1;
+ break;
+
default:
return 0;
}
@@ -370,6 +376,9 @@ static void print(const void *ip,
print_protocol(((struct xt_layer7_info *)match->data)->protocol,
((struct xt_layer7_info *)match->data)->invert, numeric);
+
+ if (((struct xt_layer7_info *)match->data)->pkt)
+ printf("l7pkt ");
}
/* Saves the union ipt_matchinfo in parsable form to stdout. */
static void save(const void *ip, const struct xt_entry_match *match)

View File

@ -1,279 +0,0 @@
Index: iptables-1.4.0/extensions/libxt_multiport.c
===================================================================
--- iptables-1.4.0.orig/extensions/libxt_multiport.c
+++ iptables-1.4.0/extensions/libxt_multiport.c
@@ -12,22 +12,6 @@
#include "../include/linux/netfilter/xt_multiport.h"
/* Function which prints out usage message. */
-static void multiport_help(void)
-{
- printf(
-"multiport v%s options:\n"
-" --source-ports port[,port,port...]\n"
-" --sports ...\n"
-" match source port(s)\n"
-" --destination-ports port[,port,port...]\n"
-" --dports ...\n"
-" match destination port(s)\n"
-" --ports port[,port,port]\n"
-" match both source and destination port(s)\n"
-" NOTE: this kernel does not support port ranges in multiport.\n",
-IPTABLES_VERSION);
-}
-
static void multiport_help_v1(void)
{
printf(
@@ -71,26 +55,6 @@ proto_to_name(u_int8_t proto)
}
}
-static unsigned int
-parse_multi_ports(const char *portstring, u_int16_t *ports, const char *proto)
-{
- char *buffer, *cp, *next;
- unsigned int i;
-
- buffer = strdup(portstring);
- if (!buffer) exit_error(OTHER_PROBLEM, "strdup failed");
-
- for (cp=buffer, i=0; cp && i<XT_MULTI_PORTS; cp=next,i++)
- {
- next=strchr(cp, ',');
- if (next) *next++='\0';
- ports[i] = parse_port(cp, proto);
- }
- if (cp) exit_error(PARAMETER_PROBLEM, "too many ports specified");
- free(buffer);
- return i;
-}
-
static void
parse_multi_ports_v1(const char *portstring,
struct xt_multiport_v1 *multiinfo,
@@ -154,73 +118,6 @@ check_proto(u_int16_t pnum, u_int8_t inv
/* Function which parses command options; returns true if it
ate an option */
static int
-__multiport_parse(int c, char **argv, int invert, unsigned int *flags,
- struct xt_entry_match **match, u_int16_t pnum,
- u_int8_t invflags)
-{
- const char *proto;
- struct xt_multiport *multiinfo
- = (struct xt_multiport *)(*match)->data;
-
- switch (c) {
- case '1':
- check_inverse(argv[optind-1], &invert, &optind, 0);
- proto = check_proto(pnum, invflags);
- multiinfo->count = parse_multi_ports(argv[optind-1],
- multiinfo->ports, proto);
- multiinfo->flags = XT_MULTIPORT_SOURCE;
- break;
-
- case '2':
- check_inverse(argv[optind-1], &invert, &optind, 0);
- proto = check_proto(pnum, invflags);
- multiinfo->count = parse_multi_ports(argv[optind-1],
- multiinfo->ports, proto);
- multiinfo->flags = XT_MULTIPORT_DESTINATION;
- break;
-
- case '3':
- check_inverse(argv[optind-1], &invert, &optind, 0);
- proto = check_proto(pnum, invflags);
- multiinfo->count = parse_multi_ports(argv[optind-1],
- multiinfo->ports, proto);
- multiinfo->flags = XT_MULTIPORT_EITHER;
- break;
-
- default:
- return 0;
- }
-
- if (invert)
- exit_error(PARAMETER_PROBLEM,
- "multiport does not support invert");
-
- if (*flags)
- exit_error(PARAMETER_PROBLEM,
- "multiport can only have one option");
- *flags = 1;
- return 1;
-}
-
-static int
-multiport_parse(int c, char **argv, int invert, unsigned int *flags,
- const void *e, struct xt_entry_match **match)
-{
- const struct ipt_entry *entry = e;
- return __multiport_parse(c, argv, invert, flags, match,
- entry->ip.proto, entry->ip.invflags);
-}
-
-static int
-multiport_parse6(int c, char **argv, int invert, unsigned int *flags,
- const void *e, struct xt_entry_match **match)
-{
- const struct ip6t_entry *entry = (const struct ip6t_entry *)e;
- return __multiport_parse(c, argv, invert, flags, match,
- entry->ipv6.proto, entry->ipv6.invflags);
-}
-
-static int
__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 +210,6 @@ print_port(u_int16_t port, u_int8_t prot
}
/* Prints out the matchinfo. */
-static void
-__multiport_print(const struct xt_entry_match *match, int numeric,
- u_int16_t proto)
-{
- const struct xt_multiport *multiinfo
- = (const struct xt_multiport *)match->data;
- unsigned int i;
-
- printf("multiport ");
-
- switch (multiinfo->flags) {
- case XT_MULTIPORT_SOURCE:
- printf("sports ");
- break;
-
- case XT_MULTIPORT_DESTINATION:
- printf("dports ");
- break;
-
- case XT_MULTIPORT_EITHER:
- printf("ports ");
- break;
-
- default:
- printf("ERROR ");
- break;
- }
-
- for (i=0; i < multiinfo->count; i++) {
- printf("%s", i ? "," : "");
- print_port(multiinfo->ports[i], proto, numeric);
- }
- printf(" ");
-}
-
-static void multiport_print(const void *ip_void,
- const struct xt_entry_match *match, int numeric)
-{
- const struct ipt_ip *ip = ip_void;
- __multiport_print(match, numeric, ip->proto);
-}
-
-static void multiport_print6(const void *ip_void,
- const struct xt_entry_match *match, int numeric)
-{
- const struct ip6t_ip6 *ip = (const struct ip6t_ip6 *)ip_void;
- __multiport_print(match, numeric, ip->proto);
-}
-
static void __multiport_print_v1(const struct xt_entry_match *match,
int numeric, u_int16_t proto)
{
@@ -418,48 +266,6 @@ static void multiport_print6_v1(const vo
}
/* Saves the union ipt_matchinfo in parsable form to stdout. */
-static void __multiport_save(const struct xt_entry_match *match,
- u_int16_t proto)
-{
- const struct xt_multiport *multiinfo
- = (const struct xt_multiport *)match->data;
- unsigned int i;
-
- switch (multiinfo->flags) {
- case XT_MULTIPORT_SOURCE:
- printf("--sports ");
- break;
-
- case XT_MULTIPORT_DESTINATION:
- printf("--dports ");
- break;
-
- case XT_MULTIPORT_EITHER:
- printf("--ports ");
- break;
- }
-
- for (i=0; i < multiinfo->count; i++) {
- printf("%s", i ? "," : "");
- print_port(multiinfo->ports[i], proto, 1);
- }
- printf(" ");
-}
-
-static void multiport_save(const void *ip_void,
- const struct xt_entry_match *match)
-{
- const struct ipt_ip *ip = ip_void;
- __multiport_save(match, ip->proto);
-}
-
-static void multiport_save6(const void *ip_void,
- const struct xt_entry_match *match)
-{
- const struct ip6t_ip6 *ip = (const struct ip6t_ip6 *)ip_void;
- __multiport_save(match, ip->proto);
-}
-
static void __multiport_save_v1(const struct xt_entry_match *match,
u_int16_t proto)
{
@@ -509,36 +315,6 @@ static void multiport_save6_v1(const voi
__multiport_save_v1(match, ip->proto);
}
-static struct xtables_match multiport_match = {
- .family = AF_INET,
- .name = "multiport",
- .revision = 0,
- .version = IPTABLES_VERSION,
- .size = XT_ALIGN(sizeof(struct xt_multiport)),
- .userspacesize = XT_ALIGN(sizeof(struct xt_multiport)),
- .help = multiport_help,
- .parse = multiport_parse,
- .final_check = multiport_check,
- .print = multiport_print,
- .save = multiport_save,
- .extra_opts = multiport_opts,
-};
-
-static struct xtables_match multiport_match6 = {
- .family = AF_INET6,
- .name = "multiport",
- .revision = 0,
- .version = IPTABLES_VERSION,
- .size = XT_ALIGN(sizeof(struct xt_multiport)),
- .userspacesize = XT_ALIGN(sizeof(struct xt_multiport)),
- .help = multiport_help,
- .parse = multiport_parse6,
- .final_check = multiport_check,
- .print = multiport_print6,
- .save = multiport_save6,
- .extra_opts = multiport_opts,
-};
-
static struct xtables_match multiport_match_v1 = {
.family = AF_INET,
.name = "multiport",
@@ -572,8 +348,6 @@ static struct xtables_match multiport_ma
void
_init(void)
{
- xtables_register_match(&multiport_match);
- xtables_register_match(&multiport_match6);
xtables_register_match(&multiport_match_v1);
xtables_register_match(&multiport_match6_v1);
}

View File

@ -1,24 +1,13 @@
Index: iptables-1.4.0/extensions/Makefile
===================================================================
--- iptables-1.4.0.orig/extensions/Makefile
+++ iptables-1.4.0/extensions/Makefile
@@ -19,6 +19,10 @@ PF6_EXT_SE_SLIB:=$(PF6_EXT_SELINUX_SLIB)
PFX_EXT_SE_SLIB:=$(PFX_EXT_SELINUX_SLIB)
endif
+
+# ipp2p
+PF_EXT_SLIB += ipp2p
+
# Optionals
PF_EXT_SLIB_OPTS:=$(foreach T,$(wildcard extensions/.*-test),$(shell KERNEL_DIR=$(KERNEL_DIR) $(T)))
PF6_EXT_SLIB_OPTS:=$(foreach T,$(wildcard extensions/.*-test6),$(shell KERNEL_DIR=$(KERNEL_DIR) $(T)))
Index: iptables-1.4.0/extensions/libipt_ipp2p.c
===================================================================
--- /dev/null
+++ iptables-1.4.0/extensions/libipt_ipp2p.c
@@ -0,0 +1,398 @@
+
diff -Nur iptables-1.4.1.1/extensions/.ipp2p-test iptables-1.4.1.1-owrt/extensions/.ipp2p-test
--- iptables-1.4.1.1/extensions/.ipp2p-test 1970-01-01 01:00:00.000000000 +0100
+++ iptables-1.4.1.1-owrt/extensions/.ipp2p-test 2008-10-10 00:10:50.000000000 +0200
@@ -0,0 +1,2 @@
+#! /bin/sh
+[ -f $KERNEL_DIR/include/linux/netfilter_ipv4/ipt_ipp2p.h ] && echo ipp2p
diff -Nur iptables-1.4.1.1/extensions/libipt_ipp2p.c iptables-1.4.1.1-owrt/extensions/libipt_ipp2p.c
--- iptables-1.4.1.1/extensions/libipt_ipp2p.c 1970-01-01 01:00:00.000000000 +0100
+++ iptables-1.4.1.1-owrt/extensions/libipt_ipp2p.c 2008-10-10 00:10:50.000000000 +0200
@@ -0,0 +1,424 @@
+#include <stdio.h>
+#include <netdb.h>
+#include <string.h>
@ -30,6 +19,15 @@ Index: iptables-1.4.0/extensions/libipt_ipp2p.c
+
+#include <linux/netfilter_ipv4/ipt_ipp2p.h>
+
+#ifndef XTABLES_VERSION
+#define XTABLES_VERSION IPTABLES_VERSION
+#endif
+
+#ifdef IPT_LIB_DIR
+#define xtables_target iptables_target
+#define xtables_register_target register_target
+#endif
+
+static void
+help(void)
+{
@ -81,24 +79,34 @@ Index: iptables-1.4.0/extensions/libipt_ipp2p.c
+ {0}
+};
+
+
+
+static void
+#ifdef _XTABLES_H
+init(struct xt_entry_match *m)
+#else
+init(struct ipt_entry_match *t, unsigned int *nfcache)
+#endif
+{
+ struct ipt_p2p_info *info = (struct ipt_p2p_info *)m->data;
+
+#ifndef _XTABLES_H
+ *nfcache |= NFC_UNKNOWN;
+#endif
+
+ /*init the module with default values*/
+ info->cmd = 0;
+ info->debug = 0;
+
+}
+
+
+
+static int
+parse(int c, char **argv, int invert, unsigned int *flags,
+ const void *entry,
+ struct xt_entry_match **match)
+#ifdef _XTABLES_H
+ const void *entry, struct xt_entry_match **match)
+#else
+ const struct ipt_entry *entry, unsigned int *nfcache, struct ipt_entry_match **match)
+#endif
+{
+ struct ipt_p2p_info *info = (struct ipt_p2p_info *)(*match)->data;
+
@ -108,10 +116,13 @@ Index: iptables-1.4.0/extensions/libipt_ipp2p.c
+ exit_error(PARAMETER_PROBLEM,
+ "ipp2p: `--ipp2p' may only be "
+ "specified once!");
+
+/* if ((*flags & SHORT_HAND_DATA) == SHORT_HAND_DATA)
+ exit_error(PARAMETER_PROBLEM,
+ "ipp2p: `--ipp2p-data' may only be "
+ "specified alone!");*/
+ "specified alone!");
+*/
+
+ if ((*flags) != 0)
+ exit_error(PARAMETER_PROBLEM,
+ "ipp2p: `--ipp2p' may only be "
@ -329,11 +340,14 @@ Index: iptables-1.4.0/extensions/libipt_ipp2p.c
+ "\nipp2p-parameter problem: for ipp2p usage type: iptables -m ipp2p --help\n");
+}
+
+
+
+static void
+#ifdef _XTABLES_H
+print(const void *ip,
+ const struct xt_entry_match *match,
+ const struct xt_entry_match *match,
+#else
+print(const struct ipt_ip *ip,
+ const struct ipt_entry_match *match,
+#endif
+ int numeric)
+{
+ struct ipt_p2p_info *info = (struct ipt_p2p_info *)match->data;
@ -360,11 +374,15 @@ Index: iptables-1.4.0/extensions/libipt_ipp2p.c
+ if (info->debug != 0) printf(" --debug");
+ printf(" ");
+}
+
+
+
+static void
+save(const void *ip, const struct xt_entry_match *match)
+#ifdef _XTABLES_H
+save(const void *ip,
+ const struct xt_entry_match *match)
+#else
+save(const struct ipt_ip *ip,
+ const struct ipt_entry_match *match)
+#endif
+{
+ struct ipt_p2p_info *info = (struct ipt_p2p_info *)match->data;
+
@ -390,22 +408,20 @@ Index: iptables-1.4.0/extensions/libipt_ipp2p.c
+}
+
+
+
+
+static
+struct iptables_match ipp2p=
+struct xtables_match ipp2p=
+{
+ .family = AF_INET,
+ .next = NULL,
+ .name = "ipp2p",
+ .version = IPTABLES_VERSION,
+ .version = XTABLES_VERSION,
+ .size = IPT_ALIGN(sizeof(struct ipt_p2p_info)),
+ .userspacesize = IPT_ALIGN(sizeof(struct ipt_p2p_info)),
+ .help = help,
+ .init = init,
+ .parse = parse,
+ .final_check = final_check,
+ .print = print,
+ .save = save,
+ .help = &help,
+ .init = &init,
+ .parse = &parse,
+ .final_check = &final_check,
+ .print = &print,
+ .save = &save,
+ .extra_opts = opts
+};
+
@ -413,42 +429,53 @@ Index: iptables-1.4.0/extensions/libipt_ipp2p.c
+
+void _init(void)
+{
+ register_match(&ipp2p);
+ xtables_register_match(&ipp2p);
+}
+
Index: iptables-1.4.0/include/linux/netfilter_ipv4/ipt_ipp2p.h
===================================================================
--- /dev/null
+++ iptables-1.4.0/include/linux/netfilter_ipv4/ipt_ipp2p.h
@@ -0,0 +1,31 @@
+#ifndef __IPT_IPP2P_H
+#define __IPT_IPP2P_H
+#define IPP2P_VERSION "0.8.1_rc1"
diff -Nur iptables-1.4.1.1/extensions/libipt_ipp2p.man iptables-1.4.1.1-owrt/extensions/libipt_ipp2p.man
--- iptables-1.4.1.1/extensions/libipt_ipp2p.man 1970-01-01 01:00:00.000000000 +0100
+++ iptables-1.4.1.1-owrt/extensions/libipt_ipp2p.man 2008-10-10 00:10:50.000000000 +0200
@@ -0,0 +1,43 @@
+This module matches certain packets in P2P flows. It is not
+designed to match all packets belonging to a P2P connection -
+use IPP2P together with CONNMARK for this purpose. Also visit
+http://www.ipp2p.org for detailed information.
+
+struct ipt_p2p_info {
+ int cmd;
+ int debug;
+};
+Use it together with -p tcp or -p udp to search these protocols
+only or without -p switch to search packets of both protocols.
+
+#endif //__IPT_IPP2P_H
+
+#define SHORT_HAND_IPP2P 1 /* --ipp2p switch*/
+//#define SHORT_HAND_DATA 4 /* --ipp2p-data switch*/
+#define SHORT_HAND_NONE 5 /* no short hand*/
+
+#define IPP2P_EDK (1 << 1)
+#define IPP2P_DATA_KAZAA (1 << 2)
+#define IPP2P_DATA_EDK (1 << 3)
+#define IPP2P_DATA_DC (1 << 4)
+#define IPP2P_DC (1 << 5)
+#define IPP2P_DATA_GNU (1 << 6)
+#define IPP2P_GNU (1 << 7)
+#define IPP2P_KAZAA (1 << 8)
+#define IPP2P_BIT (1 << 9)
+#define IPP2P_APPLE (1 << 10)
+#define IPP2P_SOUL (1 << 11)
+#define IPP2P_WINMX (1 << 12)
+#define IPP2P_ARES (1 << 13)
+#define IPP2P_MUTE (1 << 14)
+#define IPP2P_WASTE (1 << 15)
+#define IPP2P_XDCC (1 << 16)
+IPP2P provides the following options:
+.TP
+.B "--edk "
+Matches as many eDonkey/eMule packets as possible.
+.TP
+.B "--kazaa "
+Matches as many KaZaA packets as possible.
+.TP
+.B "--gnu "
+Matches as many Gnutella packets as possible.
+.TP
+.B "--dc "
+Matches as many Direct Connect packets as possible.
+.TP
+.B "--bit "
+Matches BitTorrent packets.
+.TP
+.B "--apple "
+Matches AppleJuice packets.
+.TP
+.B "--soul "
+Matches some SoulSeek packets. Considered as beta, use careful!
+.TP
+.B "--winmx "
+Matches some WinMX packets. Considered as beta, use careful!
+.TP
+.B "--ares "
+Matches Ares and AresLite packets. Use together with -j DROP only.
+.TP
+.B "--ipp2p "
+Short hand for: --edk --kazaa --gnu --dc
+.TP
+.B "--debug "
+Prints some information about each hit into kernel logfile. May
+produce huge logfiles so beware!

View File

@ -1,10 +1,11 @@
--- iptables-1.4.0rc1/extensions/libipt_layer7.c 1969-12-31 18:00:00.000000000 -0600
+++ iptables-1.4.0rc1-layer7/extensions/libipt_layer7.c 2007-11-19 06:06:56.000000000 -0600
@@ -0,0 +1,393 @@
diff -Nur iptables.old/extensions/libxt_layer7.c iptables.new/extensions/libxt_layer7.c
--- iptables.old/extensions/libxt_layer7.c 1970-01-01 01:00:00.000000000 +0100
+++ iptables.new/extensions/libxt_layer7.c 2008-08-22 16:00:52.000000000 +0200
@@ -0,0 +1,368 @@
+/*
+ Shared library add-on to iptables to add layer 7 matching support.
+ Shared library add-on to iptables for layer 7 matching support.
+
+ By Matthew Strait <quadong@users.sf.net>, Oct 2003.
+ By Matthew Strait <quadong@users.sf.net>, Oct 2003-Aug 2008.
+
+ http://l7-filter.sf.net
+
@ -13,8 +14,6 @@
+ 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
+
+ Based on libipt_string.c (C) 2000 Emmanuel Roger <winfield@freegates.be>
+*/
+
+#define _GNU_SOURCE
@ -26,7 +25,7 @@
+#include <ctype.h>
+#include <dirent.h>
+
+#include <iptables.h>
+#include <xtables.h>
+#include <linux/netfilter/xt_layer7.h>
+
+#define MAX_FN_LEN 256
@ -37,22 +36,20 @@
+static void help(void)
+{
+ printf(
+ "LAYER7 match v%s 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 the protocol defined in /etc/l7-protocols/name.pat\n",
+ IPTABLES_VERSION);
+ fputc('\n', stdout);
+ "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 struct option opts[] = {
+ { .name = "l7proto", .has_arg = 1, .flag = 0, .val = '1' },
+ { .name = "l7dir", .has_arg = 1, .flag = 0, .val = '2' },
+ { .name = 0 }
+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 */
+int parse_protocol_file(char * filename, const char * protoname, struct xt_layer7_info *info)
+static int parse_protocol_file(char * filename, const char * protoname, struct xt_layer7_info *info)
+{
+ FILE * f;
+ char * line = NULL;
@ -123,12 +120,6 @@
+ fclose(f);
+
+ return 1;
+
+/*
+ fprintf(stderr, "protocol: %s\npattern: %s\n\n",
+ info->protocol,
+ info->pattern);
+*/
+}
+
+static int hex2dec(char c)
@ -152,7 +143,7 @@
+static char * pre_process(char * s)
+{
+ char * result = malloc(strlen(s) + 1);
+ int sindex = 0, rindex = 0;
+ int sindex = 0, rrindex = 0;
+ while( sindex < strlen(s) )
+ {
+ if( sindex + 3 < strlen(s) &&
@ -160,10 +151,10 @@
+ isxdigit(s[sindex + 2]) && isxdigit(s[sindex + 3]) )
+ {
+ /* carefully remember to call tolower here... */
+ result[rindex] = tolower( hex2dec(s[sindex + 2])*16 +
+ result[rrindex] = tolower( hex2dec(s[sindex + 2])*16 +
+ hex2dec(s[sindex + 3] ) );
+
+ switch ( result[rindex] )
+ switch ( result[rrindex] )
+ {
+ case 0x24:
+ case 0x28:
@ -180,7 +171,7 @@
+ 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[rindex], s[sindex + 2], s[sindex + 3], result[rindex], result[rindex]);
+ result[rrindex], s[sindex + 2], s[sindex + 3], result[rrindex], result[rrindex]);
+ break;
+ case 0x00:
+ fprintf(stderr,
@ -194,18 +185,18 @@
+ sindex += 3; /* 4 total */
+ }
+ else
+ result[rindex] = tolower(s[sindex]);
+ result[rrindex] = tolower(s[sindex]);
+
+ sindex++;
+ rindex++;
+ rrindex++;
+ }
+ result[rindex] = '\0';
+ result[rrindex] = '\0';
+
+ return result;
+}
+
+#define MAX_SUBDIRS 128
+char ** readl7dir(char * dirname)
+static char ** readl7dir(char * dirname)
+{
+ DIR * scratchdir;
+ struct dirent ** namelist;
@ -259,18 +250,15 @@
+ return subdirs;
+}
+
+static void
+parse_layer7_protocol(const char *s, struct xt_layer7_info *info)
+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";
+ if(strlen(l7dir) > 0) dir = l7dir;
+ else dir = "/etc/l7-protocols";
+
+ subdirs = readl7dir(dir);
+
@ -278,24 +266,16 @@
+ {
+ int c = snprintf(filename, MAX_FN_LEN, "%s/%s/%s.pat", dir, subdirs[n], s);
+
+ //fprintf(stderr, "Trying to find pattern in %s ... ", filename);
+
+ if(c > MAX_FN_LEN)
+ {
+ exit_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))
+ {
+ //fprintf(stderr, "found\n");
+ if(parse_protocol_file(filename, s, info)){
+ done = 1;
+ break;
+ }
+
+ //fprintf(stderr, "not found\n");
+
+ n++;
+ }
+
@ -316,18 +296,14 @@
+ (struct xt_layer7_info *)(*match)->data;
+
+ switch (c) {
+ case '1':
+ check_inverse(optarg, &invert, &optind, 0);
+ case 'p':
+ parse_layer7_protocol(argv[optind-1], layer7info);
+ if (invert)
+ layer7info->invert = 1;
+ layer7info->invert = true;
+ *flags = 1;
+ break;
+
+ case '2':
+ /* not going to use this, but maybe we need to strip a ! anyway (?) */
+ check_inverse(optarg, &invert, &optind, 0);
+
+ case 'd':
+ if(strlen(argv[optind-1]) >= MAX_FN_LEN)
+ exit_error(PARAMETER_PROBLEM, "directory name too long\n");
+
@ -364,7 +340,6 @@
+ int numeric)
+{
+ printf("LAYER7 ");
+
+ print_protocol(((struct xt_layer7_info *)match->data)->protocol,
+ ((struct xt_layer7_info *)match->data)->invert, numeric);
+}
@ -374,14 +349,15 @@
+ const struct xt_layer7_info *info =
+ (const struct xt_layer7_info*) match->data;
+
+ printf("--l7proto %s%s ", (info->invert) ? "! ": "", info->protocol);
+ printf("--l7proto %s%s ", (info->invert)? "! ":"", info->protocol);
+}
+
+static struct iptables_match layer7 = {
+static struct xtables_match layer7 = {
+ .family = AF_INET,
+ .name = "layer7",
+ .version = IPTABLES_VERSION,
+ .size = IPT_ALIGN(sizeof(struct xt_layer7_info)),
+ .userspacesize = IPT_ALIGN(sizeof(struct xt_layer7_info)),
+ .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,
@ -392,10 +368,11 @@
+
+void _init(void)
+{
+ register_match(&layer7);
+ xtables_register_match(&layer7);
+}
--- iptables-1.4.0rc1/extensions/libipt_layer7.man 1969-12-31 18:00:00.000000000 -0600
+++ iptables-1.4.0rc1-layer7/extensions/libipt_layer7.man 2007-11-19 05:49:46.000000000 -0600
diff -Nur iptables.old/extensions/libxt_layer7.man iptables.new/extensions/libxt_layer7.man
--- iptables.old/extensions/libxt_layer7.man 1970-01-01 01:00:00.000000000 +0100
+++ iptables.new/extensions/libxt_layer7.man 2008-08-22 16:00:52.000000000 +0200
@@ -0,0 +1,14 @@
+This module matches packets based on the application layer data of
+their connections. It uses regular expression matching to compare
@ -411,8 +388,3 @@
+Use \fIdirectory\fP instead of /etc/l7-protocols/. This option must be
+specified before --l7proto.
+
--- iptables-1.4.0rc1/extensions/.layer7-test 1969-12-31 18:00:00.000000000 -0600
+++ iptables-1.4.0rc1-layer7/extensions/.layer7-test 2007-11-19 06:18:58.000000000 -0600
@@ -0,0 +1,2 @@
+#! /bin/sh
+[ -f $KERNEL_DIR/include/linux/netfilter/xt_layer7.h ] && echo layer7

View File

@ -1,12 +1,20 @@
--- iptables-1.4.0.orig/extensions.orig/.IMQ-test6 Thu Jan 1 01:00:00 1970
+++ iptables-1.4.0/extensions/.IMQ-test6 Mon Jun 16 10:12:47 2003
--- iptables-1.4.1-rc3.orig/extensions/.IMQ-test 1970-01-01 10:00:00.000000000 +1000
+++ iptables-1.4.1-rc3/extensions/.IMQ-test 2008-06-08 22:41:49.000000000 +1000
@@ -0,0 +1,3 @@
+#!/bin/sh
+# True if IMQ target patch is applied.
+[ -f $KERNEL_DIR/include/linux/netfilter_ipv4/ipt_IMQ.h ] && echo IMQ
diff -pruN iptables-1.4.1-rc3.orig/extensions/.IMQ-test6 iptables-1.4.1-rc3/extensions/.IMQ-test6
--- iptables-1.4.1-rc3.orig/extensions/.IMQ-test6 1970-01-01 10:00:00.000000000 +1000
+++ iptables-1.4.1-rc3/extensions/.IMQ-test6 2008-06-08 22:41:49.000000000 +1000
@@ -0,0 +1,3 @@
+#!/bin/sh
+# True if IMQ target patch is applied.
+[ -f $KERNEL_DIR/include/linux/netfilter_ipv6/ip6t_IMQ.h ] && echo IMQ
--- iptables-1.4.0.orig/extensions.orig/libip6t_IMQ.c Thu Jan 1 01:00:00 1970
+++ iptables-1.4.0/extensions/libip6t_IMQ.c Mon Jun 16 10:12:47 2003
@@ -0,0 +1,100 @@
diff -pruN iptables-1.4.1-rc3.orig/extensions/libip6t_IMQ.c iptables-1.4.1-rc3/extensions/libip6t_IMQ.c
--- iptables-1.4.1-rc3.orig/extensions/libip6t_IMQ.c 1970-01-01 10:00:00.000000000 +1000
+++ iptables-1.4.1-rc3/extensions/libip6t_IMQ.c 2008-06-08 22:46:57.000000000 +1000
@@ -0,0 +1,89 @@
+/* Shared library add-on to iptables to add IMQ target support. */
+#include <stdio.h>
+#include <string.h>
@ -18,23 +26,21 @@
+#include <linux/netfilter_ipv6/ip6t_IMQ.h>
+
+/* Function which prints out usage message. */
+static void
+help(void)
+static void IMQ_help(void)
+{
+ printf(
+"IMQ target v%s options:\n"
+" --todev <N> enqueue to imq<N>, defaults to 0\n",
+IPTABLES_VERSION);
+XTABLES_VERSION);
+}
+
+static struct option opts[] = {
+static struct option IMQ_opts[] = {
+ { "todev", 1, 0, '1' },
+ { 0 }
+};
+
+/* Initialize the target. */
+static void
+init(struct xt_entry_target *t)
+static void IMQ_init(struct xt_entry_target *t)
+{
+ struct ip6t_imq_info *mr = (struct ip6t_imq_info*)t->data;
+
@ -43,8 +49,7 @@
+
+/* Function which parses command options; returns true if it
+ ate an option */
+static int
+parse(int c, char **argv, int invert, unsigned int *flags,
+static int IMQ_parse(int c, char **argv, int invert, unsigned int *flags,
+ const void *entry,
+ struct xt_entry_target **target)
+{
@ -63,14 +68,8 @@
+ return 1;
+}
+
+static void
+final_check(unsigned int flags)
+{
+}
+
+/* Prints out the targinfo. */
+static void
+print(const void *ip,
+static void IMQ_print(const void *ip,
+ const struct xt_entry_target *target,
+ int numeric)
+{
@ -80,42 +79,35 @@
+}
+
+/* Saves the union ipt_targinfo in parsable form to stdout. */
+static void
+save(const void *ip, const struct xt_entry_target *target)
+static void IMQ_save(const void *ip, const struct xt_entry_target *target)
+{
+ struct ip6t_imq_info *mr = (struct ip6t_imq_info*)target->data;
+
+ printf("--todev %u", mr->todev);
+}
+
+static struct ip6tables_target imq = {
+ .next = NULL,
+static struct xtables_target imq = {
+ .name = "IMQ",
+ .version = IPTABLES_VERSION,
+ .size = IP6T_ALIGN(sizeof(struct ip6t_imq_info)),
+ .userspacesize = IP6T_ALIGN(sizeof(struct ip6t_imq_info)),
+ .help = &help,
+ .init = &init,
+ .parse = &parse,
+ .final_check = &final_check,
+ .print = &print,
+ .save = &save,
+ .extra_opts = opts
+ .version = XTABLES_VERSION,
+ .family = PF_INET6,
+ .size = XT_ALIGN(sizeof(struct ip6t_imq_info)),
+ .userspacesize = XT_ALIGN(sizeof(struct ip6t_imq_info)),
+ .help = IMQ_help,
+ .init = IMQ_init,
+ .parse = IMQ_parse,
+ .print = IMQ_print,
+ .save = IMQ_save,
+ .extra_opts = IMQ_opts,
+};
+
+static __attribute__((constructor)) void _init(void)
+void _init(void)
+{
+ register_target6(&imq);
+ xtables_register_target(&imq);
+}
--- iptables-1.4.0.orig/extensions.orig/.IMQ-test Thu Jan 1 01:00:00 1970
+++ iptables-1.4.0/extensions/.IMQ-test Mon Jun 16 10:12:47 2003
@@ -0,0 +1,3 @@
+#!/bin/sh
+# True if IMQ target patch is applied.
+[ -f $KERNEL_DIR/include/linux/netfilter_ipv4/ipt_IMQ.h ] && echo IMQ
--- iptables-1.4.0.orig/extensions.orig/libipt_IMQ.c Thu Jan 1 01:00:00 1970
+++ iptables-1.4.0/extensions/libipt_IMQ.c Mon Jun 16 10:12:47 2003
@@ -0,0 +1,100 @@
diff -pruN iptables-1.4.1-rc3.orig/extensions/libipt_IMQ.c iptables-1.4.1-rc3/extensions/libipt_IMQ.c
--- iptables-1.4.1-rc3.orig/extensions/libipt_IMQ.c 1970-01-01 10:00:00.000000000 +1000
+++ iptables-1.4.1-rc3/extensions/libipt_IMQ.c 2008-06-08 22:46:25.000000000 +1000
@@ -0,0 +1,88 @@
+/* Shared library add-on to iptables to add IMQ target support. */
+#include <stdio.h>
+#include <string.h>
@ -127,23 +119,21 @@
+#include <linux/netfilter_ipv4/ipt_IMQ.h>
+
+/* Function which prints out usage message. */
+static void
+help(void)
+static void IMQ_help(void)
+{
+ printf(
+"IMQ target v%s options:\n"
+" --todev <N> enqueue to imq<N>, defaults to 0\n",
+IPTABLES_VERSION);
+XTABLES_VERSION);
+}
+
+static struct option opts[] = {
+static struct option IMQ_opts[] = {
+ { "todev", 1, 0, '1' },
+ { 0 }
+};
+
+/* Initialize the target. */
+static void
+init(struct xt_entry_target *t)
+static void IMQ_init(struct xt_entry_target *t)
+{
+ struct ipt_imq_info *mr = (struct ipt_imq_info*)t->data;
+
@ -152,10 +142,8 @@
+
+/* 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_target **target)
+static int IMQ_parse(int c, char **argv, int invert, unsigned int *flags,
+ const void *entry, struct xt_entry_target **target)
+{
+ struct ipt_imq_info *mr = (struct ipt_imq_info*)(*target)->data;
+
@ -172,14 +160,8 @@
+ return 1;
+}
+
+static void
+final_check(unsigned int flags)
+{
+}
+
+/* Prints out the targinfo. */
+static void
+print(const void *ip,
+static void IMQ_print(const void *ip,
+ const struct xt_entry_target *target,
+ int numeric)
+{
@ -189,31 +171,28 @@
+}
+
+/* Saves the union ipt_targinfo in parsable form to stdout. */
+static void
+save(const void *ip, const struct xt_entry_target *target)
+static void IMQ_save(const void *ip, const struct xt_entry_target *target)
+{
+ struct ipt_imq_info *mr = (struct ipt_imq_info*)target->data;
+
+ printf("--todev %u", mr->todev);
+}
+
+static struct iptables_target imq = {
+ .next = NULL,
+static struct xtables_target imq = {
+ .name = "IMQ",
+ .version = IPTABLES_VERSION,
+ .size = IPT_ALIGN(sizeof(struct ipt_imq_info)),
+ .userspacesize = IPT_ALIGN(sizeof(struct ipt_imq_info)),
+ .help = &help,
+ .init = &init,
+ .parse = &parse,
+ .final_check = &final_check,
+ .print = &print,
+ .save = &save,
+ .extra_opts = opts
+ .version = XTABLES_VERSION,
+ .family = PF_INET,
+ .size = XT_ALIGN(sizeof(struct ipt_imq_info)),
+ .userspacesize = XT_ALIGN(sizeof(struct ipt_imq_info)),
+ .help = IMQ_help,
+ .init = IMQ_init,
+ .parse = IMQ_parse,
+ .print = IMQ_print,
+ .save = IMQ_save,
+ .extra_opts = IMQ_opts,
+};
+
+static __attribute__((constructor)) void _init(void)
+void _init(void)
+{
+ register_target(&imq);
+ xtables_register_target(&imq);
+}

View File

@ -46,7 +46,7 @@ Index: iptables-1.4.0/extensions/libxt_CHAOS.c
+ "CHAOS target v%s options:\n"
+ " --delude Enable DELUDE processing for TCP\n"
+ " --tarpit Enable TARPIT processing for TCP\n",
+ IPTABLES_VERSION);
+ XTABLES_VERSION);
+ return;
+}
+
@ -107,7 +107,7 @@ Index: iptables-1.4.0/extensions/libxt_CHAOS.c
+}
+
+static struct xtables_target chaos_tg_reg = {
+ .version = IPTABLES_VERSION,
+ .version = XTABLES_VERSION,
+ .name = "CHAOS",
+ .family = AF_INET,
+ .size = XT_ALIGN(sizeof(struct xt_chaos_target_info)),
@ -195,7 +195,7 @@ Index: iptables-1.4.0/extensions/libxt_DELUDE.c
+}
+
+static struct xtables_target delude_tg_reg = {
+ .version = IPTABLES_VERSION,
+ .version = XTABLES_VERSION,
+ .name = "DELUDE",
+ .family = AF_INET,
+ .size = XT_ALIGN(0),
@ -269,7 +269,7 @@ Index: iptables-1.4.0/extensions/libxt_portscan.c
+ " --synscan Match TCP SYN scans\n"
+ " --cnscan Match TCP Connect scans\n"
+ " --grscan Match Banner Grabbing scans\n",
+ IPTABLES_VERSION);
+ XTABLES_VERSION);
+ return;
+}
+
@ -341,7 +341,7 @@ Index: iptables-1.4.0/extensions/libxt_portscan.c
+}
+
+static struct xtables_match portscan_mt_reg = {
+ .version = IPTABLES_VERSION,
+ .version = XTABLES_VERSION,
+ .name = "portscan",
+ .family = AF_INET,
+ .size = XT_ALIGN(sizeof(struct xt_portscan_match_info)),

View File

@ -43,7 +43,7 @@ Index: iptables-1.4.0/extensions/libxt_TARPIT.c
+static struct xtables_target tarpit_target = {
+ .family = AF_INET,
+ .name = "TARPIT",
+ .version = IPTABLES_VERSION,
+ .version = XTABLES_VERSION,
+ .size = XT_ALIGN(0),
+ .userspacesize = XT_ALIGN(0),
+ .help = TARPIT_help,