2 * m_connmark.c Connection tracking marking import
4 * Copyright (c) 2011 Felix Fietkau <nbd@openwrt.org>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along with
16 * this program; if not, see <http://www.gnu.org/licenses>.
25 #include <linux/tc_act/tc_connmark.h>
30 fprintf(stderr
, "Usage: ... connmark [zone ZONE] [CONTROL] [index <INDEX>]\n");
31 fprintf(stderr
, "where :\n"
32 "\tZONE is the conntrack zone\n"
33 "\tCONTROL := reclassify | pipe | drop | continue | ok |\n"
34 "\t goto chain <CHAIN_INDEX>\n");
45 parse_connmark(struct action_util
*a
, int *argc_p
, char ***argv_p
, int tca_id
,
48 struct tc_connmark sel
= {};
49 char **argv
= *argv_p
;
55 if (matches(*argv
, "connmark") == 0) {
59 } else if (matches(*argv
, "help") == 0) {
73 if (matches(*argv
, "zone") == 0) {
75 if (get_u16(&sel
.zone
, *argv
, 10)) {
76 fprintf(stderr
, "simple: Illegal \"index\"\n");
84 parse_action_control_dflt(&argc
, &argv
, &sel
.action
, false, TC_ACT_PIPE
);
88 if (matches(*argv
, "index") == 0) {
90 if (get_u32(&sel
.index
, *argv
, 10)) {
91 fprintf(stderr
, "simple: Illegal \"index\"\n");
99 tail
= addattr_nest(n
, MAX_MSG
, tca_id
);
100 addattr_l(n
, MAX_MSG
, TCA_CONNMARK_PARMS
, &sel
, sizeof(sel
));
101 addattr_nest_end(n
, tail
);
108 static int print_connmark(struct action_util
*au
, FILE *f
, struct rtattr
*arg
)
110 struct rtattr
*tb
[TCA_CONNMARK_MAX
+ 1];
111 struct tc_connmark
*ci
;
116 parse_rtattr_nested(tb
, TCA_CONNMARK_MAX
, arg
);
117 if (tb
[TCA_CONNMARK_PARMS
] == NULL
) {
118 fprintf(f
, "[NULL connmark parameters]");
122 ci
= RTA_DATA(tb
[TCA_CONNMARK_PARMS
]);
124 fprintf(f
, " connmark zone %d\n", ci
->zone
);
125 fprintf(f
, "\t index %u ref %d bind %d", ci
->index
,
126 ci
->refcnt
, ci
->bindcnt
);
129 if (tb
[TCA_CONNMARK_TM
]) {
130 struct tcf_t
*tm
= RTA_DATA(tb
[TCA_CONNMARK_TM
]);
140 struct action_util connmark_action_util
= {
142 .parse_aopt
= parse_connmark
,
143 .print_aopt
= print_connmark
,