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83593010d3
These duplicate includes have been found with scripts/checkincludes.pl but they have been removed manually to avoid removing false positives. Signed-off-by: Pravin Shedge <pravin.shedge4linux@gmail.com> Acked-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: David S. Miller <davem@davemloft.net>
79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
/*
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* net/sched/act_meta_tc_index.c IFE skb->tc_index metadata module
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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* copyright Jamal Hadi Salim (2016)
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*
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*/
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#include <linux/types.h>
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#include <linux/kernel.h>
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#include <linux/string.h>
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#include <linux/errno.h>
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#include <linux/skbuff.h>
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#include <linux/rtnetlink.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <net/netlink.h>
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#include <net/pkt_sched.h>
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#include <uapi/linux/tc_act/tc_ife.h>
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#include <net/tc_act/tc_ife.h>
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static int skbtcindex_encode(struct sk_buff *skb, void *skbdata,
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struct tcf_meta_info *e)
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{
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u32 ifetc_index = skb->tc_index;
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return ife_encode_meta_u16(ifetc_index, skbdata, e);
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}
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static int skbtcindex_decode(struct sk_buff *skb, void *data, u16 len)
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{
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u16 ifetc_index = *(u16 *)data;
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skb->tc_index = ntohs(ifetc_index);
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return 0;
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}
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static int skbtcindex_check(struct sk_buff *skb, struct tcf_meta_info *e)
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{
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return ife_check_meta_u16(skb->tc_index, e);
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}
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static struct tcf_meta_ops ife_skbtcindex_ops = {
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.metaid = IFE_META_TCINDEX,
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.metatype = NLA_U16,
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.name = "tc_index",
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.synopsis = "skb tc_index 16 bit metadata",
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.check_presence = skbtcindex_check,
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.encode = skbtcindex_encode,
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.decode = skbtcindex_decode,
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.get = ife_get_meta_u16,
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.alloc = ife_alloc_meta_u16,
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.release = ife_release_meta_gen,
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.validate = ife_validate_meta_u16,
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.owner = THIS_MODULE,
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};
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static int __init ifetc_index_init_module(void)
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{
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return register_ife_op(&ife_skbtcindex_ops);
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}
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static void __exit ifetc_index_cleanup_module(void)
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{
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unregister_ife_op(&ife_skbtcindex_ops);
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}
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module_init(ifetc_index_init_module);
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module_exit(ifetc_index_cleanup_module);
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MODULE_AUTHOR("Jamal Hadi Salim(2016)");
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MODULE_DESCRIPTION("Inter-FE skb tc_index metadata module");
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MODULE_LICENSE("GPL");
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MODULE_ALIAS_IFE_META("tcindex");
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