diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-27 09:26:46 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-27 09:26:46 -0700 |
commit | 15c54033964a943de7b0763efd3bd0ede7326395 (patch) | |
tree | 840b292612d1b5396d5bab5bde537a9013db3ceb /net/netfilter/xt_connbytes.c | |
parent | ad5da3cf39a5b11a198929be1f2644e17ecd767e (diff) | |
parent | 912a41a4ab935ce8c4308428ec13fc7f8b1f18f4 (diff) |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (448 commits)
[IPV4] nl_fib_lookup: Initialise res.r before fib_res_put(&res)
[IPV6]: Fix thinko in ipv6_rthdr_rcv() changes.
[IPV4]: Add multipath cached to feature-removal-schedule.txt
[WIRELESS] cfg80211: Clarify locking comment.
[WIRELESS] cfg80211: Fix locking in wiphy_new.
[WEXT] net_device: Don't include wext bits if not required.
[WEXT]: Misc code cleanups.
[WEXT]: Reduce inline abuse.
[WEXT]: Move EXPORT_SYMBOL statements where they belong.
[WEXT]: Cleanup early ioctl call path.
[WEXT]: Remove options.
[WEXT]: Remove dead debug code.
[WEXT]: Clean up how wext is called.
[WEXT]: Move to net/wireless
[AFS]: Eliminate cmpxchg() usage in vlocation code.
[RXRPC]: Fix pointers passed to bitops.
[RXRPC]: Remove bogus atomic_* overrides.
[AFS]: Fix u64 printing in debug logging.
[AFS]: Add "directory write" support.
[AFS]: Implement the CB.InitCallBackState3 operation.
...
Diffstat (limited to 'net/netfilter/xt_connbytes.c')
-rw-r--r-- | net/netfilter/xt_connbytes.c | 35 |
1 files changed, 7 insertions, 28 deletions
diff --git a/net/netfilter/xt_connbytes.c b/net/netfilter/xt_connbytes.c index 5e32dfa2668..804afe55e14 100644 --- a/net/netfilter/xt_connbytes.c +++ b/net/netfilter/xt_connbytes.c @@ -1,20 +1,11 @@ /* Kernel module to match connection tracking byte counter. * GPL (C) 2002 Martin Devera (devik@cdi.cz). - * - * 2004-07-20 Harald Welte <laforge@netfilter.org> - * - reimplemented to use per-connection accounting counters - * - add functionality to match number of packets - * - add functionality to match average packet size - * - add support to match directions seperately - * 2005-10-16 Harald Welte <laforge@netfilter.org> - * - Port to x_tables - * */ #include <linux/module.h> #include <linux/skbuff.h> -#include <net/netfilter/nf_conntrack_compat.h> #include <linux/netfilter/x_tables.h> #include <linux/netfilter/xt_connbytes.h> +#include <net/netfilter/nf_conntrack.h> #include <asm/div64.h> #include <asm/bitops.h> @@ -24,22 +15,6 @@ MODULE_AUTHOR("Harald Welte <laforge@netfilter.org>"); MODULE_DESCRIPTION("iptables match for matching number of pkts/bytes per connection"); MODULE_ALIAS("ipt_connbytes"); -/* 64bit divisor, dividend and result. dynamic precision */ -static u_int64_t div64_64(u_int64_t dividend, u_int64_t divisor) -{ - u_int32_t d = divisor; - - if (divisor > 0xffffffffULL) { - unsigned int shift = fls(divisor >> 32); - - d = divisor >> shift; - dividend >>= shift; - } - - do_div(dividend, d); - return dividend; -} - static int match(const struct sk_buff *skb, const struct net_device *in, @@ -51,13 +26,17 @@ match(const struct sk_buff *skb, int *hotdrop) { const struct xt_connbytes_info *sinfo = matchinfo; + struct nf_conn *ct; + enum ip_conntrack_info ctinfo; u_int64_t what = 0; /* initialize to make gcc happy */ u_int64_t bytes = 0; u_int64_t pkts = 0; const struct ip_conntrack_counter *counters; - if (!(counters = nf_ct_get_counters(skb))) - return 0; /* no match */ + ct = nf_ct_get(skb, &ctinfo); + if (!ct) + return 0; + counters = ct->counters; switch (sinfo->what) { case XT_CONNBYTES_PKTS: |