/* * net/sched/act_meta_tc_index.c IFE skb->tc_index 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 (2016) * */ #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> #include <linux/rtnetlink.h> static int skbtcindex_encode(struct sk_buff *skb, void *skbdata, struct tcf_meta_info *e) { u32 ifetc_index = skb->tc_index; return ife_encode_meta_u16(ifetc_index, skbdata, e); } static int skbtcindex_decode(struct sk_buff *skb, void *data, u16 len) { u16 ifetc_index = *(u16 *)data; skb->tc_index = ntohs(ifetc_index); return 0; } static int skbtcindex_check(struct sk_buff *skb, struct tcf_meta_info *e) { return ife_check_meta_u16(skb->tc_index, e); } static struct tcf_meta_ops ife_skbtcindex_ops = { .metaid = IFE_META_TCINDEX, .metatype = NLA_U16, .name = "tc_index", .synopsis = "skb tc_index 16 bit metadata", .check_presence = skbtcindex_check, .encode = skbtcindex_encode, .decode = skbtcindex_decode, .get = ife_get_meta_u16, .alloc = ife_alloc_meta_u16, .release = ife_release_meta_gen, .validate = ife_validate_meta_u16, .owner = THIS_MODULE, }; static int __init ifetc_index_init_module(void) { return register_ife_op(&ife_skbtcindex_ops); } static void __exit ifetc_index_cleanup_module(void) { unregister_ife_op(&ife_skbtcindex_ops); } module_init(ifetc_index_init_module); module_exit(ifetc_index_cleanup_module); MODULE_AUTHOR("Jamal Hadi Salim(2016)"); MODULE_DESCRIPTION("Inter-FE skb tc_index metadata module"); MODULE_LICENSE("GPL"); MODULE_ALIAS_IFE_META(IFE_META_SKBTCINDEX); ight' method='get' action='/cgit.cgi/linux/net-next.git/log/net/x25/x25_dev.c'> <input type='hidden' name='id' value='52f5631a4c056ad01682393be56d2be237e81610'/><select name='qt'> <option value='grep'>log msg</option> <option value='author'>author</option> <option value='committer'>committer</option> <option value='range'>range</option> </select> <input class='txt' type='search' size='10' name='q' value=''/> <input type='submit' value='search'/> </form> </td></tr></table> <div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=52f5631a4c056ad01682393be56d2be237e81610'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/net?id=52f5631a4c056ad01682393be56d2be237e81610'>net</a>/<a href='/cgit.cgi/linux/net-next.git/log/net/x25?id=52f5631a4c056ad01682393be56d2be237e81610'>x25</a>/<a href='/cgit.cgi/linux/net-next.git/log/net/x25/x25_dev.c?id=52f5631a4c056ad01682393be56d2be237e81610'>x25_dev.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/net/x25/x25_dev.c?id=52f5631a4c056ad01682393be56d2be237e81610&showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>