cregit-Linux how code gets into the kernel

Release 4.15 net/netfilter/nft_fib_netdev.c

Directory: net/netfilter
/*
 * Copyright (c) 2017 Pablo M. Bermudo Garay <pablombg@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This code is based on net/netfilter/nft_fib_inet.c, written by
 * Florian Westphal <fw@strlen.de>.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/netlink.h>
#include <linux/netfilter.h>
#include <linux/netfilter/nf_tables.h>
#include <net/netfilter/nf_tables_core.h>
#include <net/netfilter/nf_tables.h>

#include <net/netfilter/nft_fib.h>


static void nft_fib_netdev_eval(const struct nft_expr *expr, struct nft_regs *regs, const struct nft_pktinfo *pkt) { const struct nft_fib *priv = nft_expr_priv(expr); switch (ntohs(pkt->skb->protocol)) { case ETH_P_IP: switch (priv->result) { case NFT_FIB_RESULT_OIF: case NFT_FIB_RESULT_OIFNAME: return nft_fib4_eval(expr, regs, pkt); case NFT_FIB_RESULT_ADDRTYPE: return nft_fib4_eval_type(expr, regs, pkt); } break; case ETH_P_IPV6: switch (priv->result) { case NFT_FIB_RESULT_OIF: case NFT_FIB_RESULT_OIFNAME: return nft_fib6_eval(expr, regs, pkt); case NFT_FIB_RESULT_ADDRTYPE: return nft_fib6_eval_type(expr, regs, pkt); } break; } regs->verdict.code = NFT_BREAK; }

Contributors

PersonTokensPropCommitsCommitProp
Pablo M. Bermudo Garay137100.00%1100.00%
Total137100.00%1100.00%

static struct nft_expr_type nft_fib_netdev_type; static const struct nft_expr_ops nft_fib_netdev_ops = { .type = &nft_fib_netdev_type, .size = NFT_EXPR_SIZE(sizeof(struct nft_fib)), .eval = nft_fib_netdev_eval, .init = nft_fib_init, .dump = nft_fib_dump, .validate = nft_fib_validate, }; static struct nft_expr_type nft_fib_netdev_type __read_mostly = { .family = NFPROTO_NETDEV, .name = "fib", .ops = &nft_fib_netdev_ops, .policy = nft_fib_policy, .maxattr = NFTA_FIB_MAX, .owner = THIS_MODULE, };
static int __init nft_fib_netdev_module_init(void) { return nft_register_expr(&nft_fib_netdev_type); }

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PersonTokensPropCommitsCommitProp
Pablo M. Bermudo Garay16100.00%1100.00%
Total16100.00%1100.00%


static void __exit nft_fib_netdev_module_exit(void) { nft_unregister_expr(&nft_fib_netdev_type); }

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PersonTokensPropCommitsCommitProp
Pablo M. Bermudo Garay15100.00%1100.00%
Total15100.00%1100.00%

module_init(nft_fib_netdev_module_init); module_exit(nft_fib_netdev_module_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Pablo M. Bermudo Garay <pablombg@gmail.com>"); MODULE_ALIAS_NFT_AF_EXPR(5, "fib");

Overall Contributors

PersonTokensPropCommitsCommitProp
Pablo M. Bermudo Garay313100.00%1100.00%
Total313100.00%1100.00%
Directory: net/netfilter
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