cregit-Linux how code gets into the kernel

Release 4.15 net/sched/act_meta_mark.c

Directory: net/sched
/*
 * net/sched/act_meta_mark.c IFE skb->mark metadata module
 *
 *              This program is free software; you can redistribute it and/or
 *              modify it under the terms of the GNU General Public License
 *              as published by the Free Software Foundation; either version
 *              2 of the License, or (at your option) any later version.
 *
 * copyright Jamal Hadi Salim (2015)
 *
*/

#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/errno.h>
#include <linux/skbuff.h>
#include <linux/rtnetlink.h>
#include <linux/module.h>
#include <linux/init.h>
#include <net/netlink.h>
#include <net/pkt_sched.h>
#include <uapi/linux/tc_act/tc_ife.h>
#include <net/tc_act/tc_ife.h>


static int skbmark_encode(struct sk_buff *skb, void *skbdata, struct tcf_meta_info *e) { u32 ifemark = skb->mark; return ife_encode_meta_u32(ifemark, skbdata, e); }

Contributors

PersonTokensPropCommitsCommitProp
Jamal Hadi Salim37100.00%1100.00%
Total37100.00%1100.00%


static int skbmark_decode(struct sk_buff *skb, void *data, u16 len) { u32 ifemark = *(u32 *)data; skb->mark = ntohl(ifemark); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Jamal Hadi Salim40100.00%1100.00%
Total40100.00%1100.00%


static int skbmark_check(struct sk_buff *skb, struct tcf_meta_info *e) { return ife_check_meta_u32(skb->mark, e); }

Contributors

PersonTokensPropCommitsCommitProp
Jamal Hadi Salim26100.00%1100.00%
Total26100.00%1100.00%

static struct tcf_meta_ops ife_skbmark_ops = { .metaid = IFE_META_SKBMARK, .metatype = NLA_U32, .name = "skbmark", .synopsis = "skb mark 32 bit metadata", .check_presence = skbmark_check, .encode = skbmark_encode, .decode = skbmark_decode, .get = ife_get_meta_u32, .alloc = ife_alloc_meta_u32, .release = ife_release_meta_gen, .validate = ife_validate_meta_u32, .owner = THIS_MODULE, };
static int __init ifemark_init_module(void) { return register_ife_op(&ife_skbmark_ops); }

Contributors

PersonTokensPropCommitsCommitProp
Jamal Hadi Salim16100.00%1100.00%
Total16100.00%1100.00%


static void __exit ifemark_cleanup_module(void) { unregister_ife_op(&ife_skbmark_ops); }

Contributors

PersonTokensPropCommitsCommitProp
Jamal Hadi Salim15100.00%1100.00%
Total15100.00%1100.00%

module_init(ifemark_init_module); module_exit(ifemark_cleanup_module); MODULE_AUTHOR("Jamal Hadi Salim(2015)"); MODULE_DESCRIPTION("Inter-FE skb mark metadata module"); MODULE_LICENSE("GPL"); MODULE_ALIAS_IFE_META("skbmark");

Overall Contributors

PersonTokensPropCommitsCommitProp
Jamal Hadi Salim26799.63%150.00%
Roman Mashak10.37%150.00%
Total268100.00%2100.00%
Directory: net/sched
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