From: Nicolas Thill Date: Thu, 14 May 2009 11:59:12 +0000 (+0000) Subject: netfilter: remove ipt_limit (CONFIG_IP_NF_MATCH_TIME) superseeded by xt_limit (CONFIG... X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=cc343c1504d77a8dcfea7e009c7e6aa586af2c48;p=librecmc%2Flibrecmc.git netfilter: remove ipt_limit (CONFIG_IP_NF_MATCH_TIME) superseeded by xt_limit (CONFIG_NETFILTER_XT_MATCH_TIME) in 2.6.24 and newer, remove ipt_limit in 2.4 since we don't have userland support for it in iptables v1.3.8 SVN-Revision: 15843 --- diff --git a/target/linux/generic-2.4/patches/617-netfilter_time.patch b/target/linux/generic-2.4/patches/617-netfilter_time.patch deleted file mode 100644 index 8eb111a4e9..0000000000 --- a/target/linux/generic-2.4/patches/617-netfilter_time.patch +++ /dev/null @@ -1,242 +0,0 @@ -Index: linux-2.4.35.4/net/ipv4/netfilter/Config.in -=================================================================== ---- linux-2.4.35.4.orig/net/ipv4/netfilter/Config.in -+++ linux-2.4.35.4/net/ipv4/netfilter/Config.in -@@ -47,6 +47,7 @@ if [ "$CONFIG_IP_NF_IPTABLES" != "n" ]; - dep_tristate ' netfilter MARK match support' CONFIG_IP_NF_MATCH_MARK $CONFIG_IP_NF_IPTABLES - dep_tristate ' Multiple port match support' CONFIG_IP_NF_MATCH_MULTIPORT $CONFIG_IP_NF_IPTABLES - dep_tristate ' TOS match support' CONFIG_IP_NF_MATCH_TOS $CONFIG_IP_NF_IPTABLES -+ dep_tristate ' TIME match support (EXPERIMENTAL)' CONFIG_IP_NF_MATCH_TIME $CONFIG_IP_NF_IPTABLES - dep_tristate ' condition match support' CONFIG_IP_NF_MATCH_CONDITION $CONFIG_IP_NF_IPTABLES - dep_tristate ' recent match support' CONFIG_IP_NF_MATCH_RECENT $CONFIG_IP_NF_IPTABLES - dep_tristate ' ECN match support' CONFIG_IP_NF_MATCH_ECN $CONFIG_IP_NF_IPTABLES -Index: linux-2.4.35.4/net/ipv4/netfilter/ipt_time.c -=================================================================== ---- /dev/null -+++ linux-2.4.35.4/net/ipv4/netfilter/ipt_time.c -@@ -0,0 +1,193 @@ -+/* -+ This is a module which is used for time matching -+ It is using some modified code from dietlibc (localtime() function) -+ that you can find at http://www.fefe.de/dietlibc/ -+ This file is distributed under the terms of the GNU General Public -+ License (GPL). Copies of the GPL can be obtained from: ftp://prep.ai.mit.edu/pub/gnu/GPL -+ 2001-05-04 Fabrice MARIE : initial development. -+ 2001-21-05 Fabrice MARIE : bug fix in the match code, -+ thanks to "Zeng Yu" for bug report. -+ 2001-26-09 Fabrice MARIE : force the match to be in LOCAL_IN or PRE_ROUTING only. -+ 2001-30-11 Fabrice : added the possibility to use the match in FORWARD/OUTPUT with a little hack, -+ added Nguyen Dang Phuoc Dong patch to support timezones. -+ 2004-05-02 Fabrice : added support for date matching, from an idea of Fabien COELHO. -+*/ -+ -+#include -+#include -+#include -+#include -+#include -+ -+MODULE_AUTHOR("Fabrice MARIE "); -+MODULE_DESCRIPTION("Match arrival timestamp/date"); -+MODULE_LICENSE("GPL"); -+ -+struct tm -+{ -+ int tm_sec; /* Seconds. [0-60] (1 leap second) */ -+ int tm_min; /* Minutes. [0-59] */ -+ int tm_hour; /* Hours. [0-23] */ -+ int tm_mday; /* Day. [1-31] */ -+ int tm_mon; /* Month. [0-11] */ -+ int tm_year; /* Year - 1900. */ -+ int tm_wday; /* Day of week. [0-6] */ -+ int tm_yday; /* Days in year.[0-365] */ -+ int tm_isdst; /* DST. [-1/0/1]*/ -+ -+ long int tm_gmtoff; /* we don't care, we count from GMT */ -+ const char *tm_zone; /* we don't care, we count from GMT */ -+}; -+ -+void -+localtime(const time_t *timepr, struct tm *r); -+ -+static int -+match(const struct sk_buff *skb, -+ const struct net_device *in, -+ const struct net_device *out, -+ const void *matchinfo, -+ int offset, -+ const void *hdr, -+ u_int16_t datalen, -+ int *hotdrop) -+{ -+ const struct ipt_time_info *info = matchinfo; /* match info for rule */ -+ struct tm currenttime; /* time human readable */ -+ u_int8_t days_of_week[7] = {64, 32, 16, 8, 4, 2, 1}; -+ u_int16_t packet_time; -+ struct timeval kerneltimeval; -+ time_t packet_local_time; -+ -+ /* if kerneltime=1, we don't read the skb->timestamp but kernel time instead */ -+ if (info->kerneltime) -+ { -+ do_gettimeofday(&kerneltimeval); -+ packet_local_time = kerneltimeval.tv_sec; -+ } -+ else -+ packet_local_time = skb->stamp.tv_sec; -+ -+ /* First we make sure we are in the date start-stop boundaries */ -+ if ((packet_local_time < info->date_start) || (packet_local_time > info->date_stop)) -+ return 0; /* We are outside the date boundaries */ -+ -+ /* Transform the timestamp of the packet, in a human readable form */ -+ localtime(&packet_local_time, ¤ttime); -+ -+ /* check if we match this timestamp, we start by the days... */ -+ if ((days_of_week[currenttime.tm_wday] & info->days_match) != days_of_week[currenttime.tm_wday]) -+ return 0; /* the day doesn't match */ -+ -+ /* ... check the time now */ -+ packet_time = (currenttime.tm_hour * 60) + currenttime.tm_min; -+ if ((packet_time < info->time_start) || (packet_time > info->time_stop)) -+ return 0; -+ -+ /* here we match ! */ -+ return 1; -+} -+ -+static int -+checkentry(const char *tablename, -+ const struct ipt_ip *ip, -+ void *matchinfo, -+ unsigned int matchsize, -+ unsigned int hook_mask) -+{ -+ struct ipt_time_info *info = matchinfo; /* match info for rule */ -+ -+ /* First, check that we are in the correct hooks */ -+ if (hook_mask -+ & ~((1 << NF_IP_PRE_ROUTING) | (1 << NF_IP_LOCAL_IN) | (1 << NF_IP_FORWARD) | (1 << NF_IP_LOCAL_OUT))) -+ { -+ printk("ipt_time: error, only valid for PRE_ROUTING, LOCAL_IN, FORWARD and OUTPUT)\n"); -+ return 0; -+ } -+ /* we use the kerneltime if we are in forward or output */ -+ info->kerneltime = 1; -+ if (hook_mask & ~((1 << NF_IP_FORWARD) | (1 << NF_IP_LOCAL_OUT))) -+ /* we use the skb time */ -+ info->kerneltime = 0; -+ -+ /* Check the size */ -+ if (matchsize != IPT_ALIGN(sizeof(struct ipt_time_info))) -+ return 0; -+ /* Now check the coherence of the data ... */ -+ if ((info->time_start > 1439) || /* 23*60+59 = 1439*/ -+ (info->time_stop > 1439)) -+ { -+ printk(KERN_WARNING "ipt_time: invalid argument\n"); -+ return 0; -+ } -+ -+ return 1; -+} -+ -+static struct ipt_match time_match = { -+ .name = "time", -+ .match = match, -+ .checkentry = checkentry, -+ .me = THIS_MODULE, -+}; -+ -+static int __init init(void) -+{ -+ printk("ipt_time loading\n"); -+ return ipt_register_match(&time_match); -+} -+ -+static void __exit fini(void) -+{ -+ ipt_unregister_match(&time_match); -+ printk("ipt_time unloaded\n"); -+} -+ -+module_init(init); -+module_exit(fini); -+ -+ -+/* The part below is borowed and modified from dietlibc */ -+ -+/* seconds per day */ -+#define SPD 24*60*60 -+ -+void -+localtime(const time_t *timepr, struct tm *r) { -+ time_t i; -+ time_t timep; -+ extern struct timezone sys_tz; -+ const unsigned int __spm[12] = -+ { 0, -+ (31), -+ (31+28), -+ (31+28+31), -+ (31+28+31+30), -+ (31+28+31+30+31), -+ (31+28+31+30+31+30), -+ (31+28+31+30+31+30+31), -+ (31+28+31+30+31+30+31+31), -+ (31+28+31+30+31+30+31+31+30), -+ (31+28+31+30+31+30+31+31+30+31), -+ (31+28+31+30+31+30+31+31+30+31+30), -+ }; -+ register time_t work; -+ -+ timep = (*timepr) - (sys_tz.tz_minuteswest * 60); -+ work=timep%(SPD); -+ r->tm_sec=work%60; work/=60; -+ r->tm_min=work%60; r->tm_hour=work/60; -+ work=timep/(SPD); -+ r->tm_wday=(4+work)%7; -+ for (i=1970; ; ++i) { -+ register time_t k= (!(i%4) && ((i%100) || !(i%400)))?366:365; -+ if (work>k) -+ work-=k; -+ else -+ break; -+ } -+ r->tm_year=i-1900; -+ for (i=11; i && __spm[i]>work; --i) ; -+ r->tm_mon=i; -+ r->tm_mday=work-__spm[i]+1; -+} -Index: linux-2.4.35.4/net/ipv4/netfilter/Makefile -=================================================================== ---- linux-2.4.35.4.orig/net/ipv4/netfilter/Makefile -+++ linux-2.4.35.4/net/ipv4/netfilter/Makefile -@@ -111,6 +111,7 @@ obj-$(CONFIG_IP_NF_MATCH_PKTTYPE) += ipt - obj-$(CONFIG_IP_NF_MATCH_MULTIPORT) += ipt_multiport.o - obj-$(CONFIG_IP_NF_MATCH_OWNER) += ipt_owner.o - obj-$(CONFIG_IP_NF_MATCH_TOS) += ipt_tos.o -+obj-$(CONFIG_IP_NF_MATCH_TIME) += ipt_time.o - obj-$(CONFIG_IP_NF_MATCH_CONDITION) += ipt_condition.o - - obj-$(CONFIG_IP_NF_MATCH_RECENT) += ipt_recent.o -Index: linux-2.4.35.4/include/linux/netfilter_ipv4/ipt_time.h -=================================================================== ---- /dev/null -+++ linux-2.4.35.4/include/linux/netfilter_ipv4/ipt_time.h -@@ -0,0 +1,15 @@ -+#ifndef __ipt_time_h_included__ -+#define __ipt_time_h_included__ -+ -+ -+struct ipt_time_info { -+ u_int8_t days_match; /* 1 bit per day. -SMTWTFS */ -+ u_int16_t time_start; /* 0 < time_start < 23*60+59 = 1439 */ -+ u_int16_t time_stop; /* 0:0 < time_stat < 23:59 */ -+ u_int8_t kerneltime; /* ignore skb time (and use kerneltime) or not. */ -+ time_t date_start; -+ time_t date_stop; -+}; -+ -+ -+#endif /* __ipt_time_h_included__ */ diff --git a/target/linux/generic-2.6/patches-2.6.25/140-netfilter_time.patch b/target/linux/generic-2.6/patches-2.6.25/140-netfilter_time.patch deleted file mode 100644 index 6f623461b3..0000000000 --- a/target/linux/generic-2.6/patches-2.6.25/140-netfilter_time.patch +++ /dev/null @@ -1,237 +0,0 @@ ---- /dev/null -+++ b/include/linux/netfilter_ipv4/ipt_time.h -@@ -0,0 +1,18 @@ -+#ifndef __ipt_time_h_included__ -+#define __ipt_time_h_included__ -+ -+ -+struct ipt_time_info { -+ u_int8_t days_match; /* 1 bit per day. -SMTWTFS */ -+ u_int16_t time_start; /* 0 < time_start < 23*60+59 = 1439 */ -+ u_int16_t time_stop; /* 0:0 < time_stat < 23:59 */ -+ -+ /* FIXME: Keep this one for userspace iptables binary compability: */ -+ u_int8_t kerneltime; /* ignore skb time (and use kerneltime) or not. */ -+ -+ time_t date_start; -+ time_t date_stop; -+}; -+ -+ -+#endif /* __ipt_time_h_included__ */ ---- /dev/null -+++ b/net/ipv4/netfilter/ipt_time.c -@@ -0,0 +1,180 @@ -+/* -+ This is a module which is used for time matching -+ It is using some modified code from dietlibc (localtime() function) -+ that you can find at http://www.fefe.de/dietlibc/ -+ This file is distributed under the terms of the GNU General Public -+ License (GPL). Copies of the GPL can be obtained from: ftp://prep.ai.mit.edu/pub/gnu/GPL -+ 2001-05-04 Fabrice MARIE : initial development. -+ 2001-21-05 Fabrice MARIE : bug fix in the match code, -+ thanks to "Zeng Yu" for bug report. -+ 2001-26-09 Fabrice MARIE : force the match to be in LOCAL_IN or PRE_ROUTING only. -+ 2001-30-11 Fabrice : added the possibility to use the match in FORWARD/OUTPUT with a little hack, -+ added Nguyen Dang Phuoc Dong patch to support timezones. -+ 2004-05-02 Fabrice : added support for date matching, from an idea of Fabien COELHO. -+*/ -+ -+#include -+#include -+#include -+#include -+#include -+ -+MODULE_AUTHOR("Fabrice MARIE "); -+MODULE_DESCRIPTION("Match arrival timestamp/date"); -+MODULE_LICENSE("GPL"); -+ -+struct tm -+{ -+ int tm_sec; /* Seconds. [0-60] (1 leap second) */ -+ int tm_min; /* Minutes. [0-59] */ -+ int tm_hour; /* Hours. [0-23] */ -+ int tm_mday; /* Day. [1-31] */ -+ int tm_mon; /* Month. [0-11] */ -+ int tm_year; /* Year - 1900. */ -+ int tm_wday; /* Day of week. [0-6] */ -+ int tm_yday; /* Days in year.[0-365] */ -+ int tm_isdst; /* DST. [-1/0/1]*/ -+ -+ long int tm_gmtoff; /* we don't care, we count from GMT */ -+ const char *tm_zone; /* we don't care, we count from GMT */ -+}; -+ -+void -+localtime(const u32 time, struct tm *r); -+ -+static bool -+match(const struct sk_buff *skb, -+ const struct net_device *in, -+ const struct net_device *out, -+ const struct xt_match *match, -+ const void *matchinfo, -+ int offset, -+ unsigned int protoff, -+ bool *hotdrop) -+{ -+ const struct ipt_time_info *info = matchinfo; /* match info for rule */ -+ struct timeval tv; -+ struct tm currenttime; /* time human readable */ -+ u_int8_t days_of_week[7] = {64, 32, 16, 8, 4, 2, 1}; -+ u_int16_t packet_time; -+ -+ /* We might not have a timestamp, get one */ -+ if (skb->tstamp.tv64 == 0) -+ __net_timestamp((struct sk_buff *)skb); -+ -+ skb_get_timestamp(skb, &tv); -+ /* First we make sure we are in the date start-stop boundaries */ -+ if ((tv.tv_sec < info->date_start) || (tv.tv_sec > info->date_stop)) -+ return 0; /* We are outside the date boundaries */ -+ -+ /* Transform the timestamp of the packet, in a human readable form */ -+ localtime(tv.tv_sec, ¤ttime); -+ -+ /* check if we match this timestamp, we start by the days... */ -+ if ((days_of_week[currenttime.tm_wday] & info->days_match) != days_of_week[currenttime.tm_wday]) -+ return 0; /* the day doesn't match */ -+ -+ /* ... check the time now */ -+ packet_time = (currenttime.tm_hour * 60) + currenttime.tm_min; -+ if ((packet_time < info->time_start) || (packet_time > info->time_stop)) -+ return 0; -+ -+ /* here we match ! */ -+ return 1; -+} -+ -+static bool -+checkentry(const char *tablename, -+ const void *ip, -+ const struct xt_match *match, -+ void *matchinfo, -+ unsigned int hook_mask) -+{ -+ struct ipt_time_info *info = matchinfo; /* match info for rule */ -+ -+ /* First, check that we are in the correct hooks */ -+ if (hook_mask -+ & ~((1 << NF_INET_PRE_ROUTING) | (1 << NF_INET_LOCAL_IN) | (1 << NF_INET_FORWARD) | (1 << NF_INET_LOCAL_OUT))) -+ { -+ printk("ipt_time: error, only valid for PRE_ROUTING, LOCAL_IN, FORWARD and OUTPUT)\n"); -+ return 0; -+ } -+ -+ /* Now check the coherence of the data ... */ -+ if ((info->time_start > 1439) || /* 23*60+59 = 1439*/ -+ (info->time_stop > 1439)) -+ { -+ printk(KERN_WARNING "ipt_time: invalid argument\n"); -+ return 0; -+ } -+ -+ return 1; -+} -+ -+static struct ipt_match time_match = { -+ .name = "time", -+ .match = &match, -+ .matchsize = sizeof(struct ipt_time_info), -+ .checkentry = &checkentry, -+ .me = THIS_MODULE -+}; -+ -+static int __init init(void) -+{ -+ printk("ipt_time loading\n"); -+ return xt_register_match(&time_match); -+} -+ -+static void __exit fini(void) -+{ -+ xt_unregister_match(&time_match); -+ printk("ipt_time unloaded\n"); -+} -+ -+module_init(init); -+module_exit(fini); -+ -+ -+/* The part below is borowed and modified from dietlibc */ -+ -+/* seconds per day */ -+#define SPD 24*60*60 -+ -+void -+localtime(const u32 time, struct tm *r) { -+ u32 i, timep; -+ extern struct timezone sys_tz; -+ const unsigned int __spm[12] = -+ { 0, -+ (31), -+ (31+28), -+ (31+28+31), -+ (31+28+31+30), -+ (31+28+31+30+31), -+ (31+28+31+30+31+30), -+ (31+28+31+30+31+30+31), -+ (31+28+31+30+31+30+31+31), -+ (31+28+31+30+31+30+31+31+30), -+ (31+28+31+30+31+30+31+31+30+31), -+ (31+28+31+30+31+30+31+31+30+31+30), -+ }; -+ register u32 work; -+ -+ timep = time - (sys_tz.tz_minuteswest * 60); -+ work=timep%(SPD); -+ r->tm_sec=work%60; work/=60; -+ r->tm_min=work%60; r->tm_hour=work/60; -+ work=timep/(SPD); -+ r->tm_wday=(4+work)%7; -+ for (i=1970; ; ++i) { -+ register time_t k= (!(i%4) && ((i%100) || !(i%400)))?366:365; -+ if (work>k) -+ work-=k; -+ else -+ break; -+ } -+ r->tm_year=i-1900; -+ for (i=11; i && __spm[i]>work; --i) ; -+ r->tm_mon=i; -+ r->tm_mday=work-__spm[i]+1; -+} ---- a/net/ipv4/netfilter/Kconfig -+++ b/net/ipv4/netfilter/Kconfig -@@ -57,6 +57,20 @@ config IP_NF_IPTABLES - To compile it as a module, choose M here. If unsure, say N. - - # The matches. -+config IP_NF_MATCH_TIME -+ tristate 'TIME match support' -+ depends on IP_NF_IPTABLES -+ help -+ This option adds a `time' match, which allows you -+ to match based on the packet arrival time/date -+ (arrival time/date at the machine which netfilter is running on) or -+ departure time/date (for locally generated packets). -+ -+ If you say Y here, try iptables -m time --help for more information. -+ If you want to compile it as a module, say M here and read -+ -+ Documentation/modules.txt. If unsure, say `N'. -+ - config IP_NF_MATCH_RECENT - tristate '"recent" match support' - depends on IP_NF_IPTABLES ---- a/net/ipv4/netfilter/Makefile -+++ b/net/ipv4/netfilter/Makefile -@@ -47,6 +47,7 @@ obj-$(CONFIG_IP_NF_MATCH_ECN) += ipt_ecn - obj-$(CONFIG_IP_NF_MATCH_RECENT) += ipt_recent.o - obj-$(CONFIG_IP_NF_MATCH_TTL) += ipt_ttl.o - obj-$(CONFIG_IP_NF_MATCH_SET) += ipt_set.o -+obj-$(CONFIG_IP_NF_MATCH_TIME) += ipt_time.o - - # targets - obj-$(CONFIG_IP_NF_TARGET_CLUSTERIP) += ipt_CLUSTERIP.o