665b757809
Add some generic helper functions for netfilter. Signed-off-by: Patrick McHardy <kaber@trash.net>
53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
/*
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* lib/netfilter/netfilter.c Netfilter Generic Functions
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation version 2.1
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* of the License.
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*
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* Copyright (c) 2008 Patrick McHardy <kaber@trash.net>
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*/
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#include <netlink-local.h>
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#include <netlink/netfilter/netfilter.h>
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#include <linux/netfilter.h>
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static struct trans_tbl nfnl_verdicts[] = {
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__ADD(NF_DROP, NF_DROP)
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__ADD(NF_ACCEPT, NF_ACCEPT)
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__ADD(NF_STOLEN, NF_STOLEN)
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__ADD(NF_QUEUE, NF_QUEUE)
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__ADD(NF_REPEAT, NF_REPEAT)
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__ADD(NF_STOP, NF_STOP)
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};
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char *nfnl_verdict2str(unsigned int verdict, char *buf, size_t len)
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{
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return __type2str(verdict, buf, len, nfnl_verdicts,
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ARRAY_SIZE(nfnl_verdicts));
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}
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unsigned int nfnl_str2verdict(const char *name)
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{
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return __str2type(name, nfnl_verdicts, ARRAY_SIZE(nfnl_verdicts));
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}
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static struct trans_tbl nfnl_inet_hooks[] = {
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__ADD(NF_INET_PRE_ROUTING, NF_INET_PREROUTING)
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__ADD(NF_INET_LOCAL_IN, NF_INET_LOCAL_IN)
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__ADD(NF_INET_FORWARD, NF_INET_FORWARD)
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__ADD(NF_INET_LOCAL_OUT, NF_INET_LOCAL_OUT)
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__ADD(NF_INET_POST_ROUTING, NF_INET_POST_ROUTING)
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};
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char *nfnl_inet_hook2str(unsigned int hook, char *buf, size_t len)
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{
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return __type2str(hook, buf, len, nfnl_inet_hooks,
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ARRAY_SIZE(nfnl_inet_hooks));
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}
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unsigned int nfnl_str2inet_hook(const char *name)
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{
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return __str2type(name, nfnl_inet_hooks, ARRAY_SIZE(nfnl_inet_hooks));
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}
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