79 lines
1.7 KiB
C
79 lines
1.7 KiB
C
/* iplink_vrf.c VRF device support
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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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* Authors: Shrijeet Mukherjee <shm@cumulusnetworks.com>
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/socket.h>
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#include <linux/if_link.h>
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#include "rt_names.h"
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#include "utils.h"
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#include "ip_common.h"
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static void vrf_explain(FILE *f)
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{
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fprintf(f, "Usage: ... vrf table TABLEID \n");
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}
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static void explain(void)
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{
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vrf_explain(stderr);
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}
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static int vrf_parse_opt(struct link_util *lu, int argc, char **argv,
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struct nlmsghdr *n)
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{
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while (argc > 0) {
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if (matches(*argv, "table") == 0) {
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__u32 table;
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NEXT_ARG();
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if (rtnl_rttable_a2n(&table, *argv))
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invarg("invalid table ID\n", *argv);
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addattr32(n, 1024, IFLA_VRF_TABLE, table);
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} else if (matches(*argv, "help") == 0) {
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explain();
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return -1;
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} else {
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fprintf(stderr, "vrf: unknown option \"%s\"?\n",
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*argv);
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explain();
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return -1;
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}
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argc--, argv++;
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}
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return 0;
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}
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static void vrf_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
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{
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if (!tb)
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return;
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if (tb[IFLA_VRF_TABLE])
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fprintf(f, "table %u ", rta_getattr_u32(tb[IFLA_VRF_TABLE]));
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}
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static void vrf_print_help(struct link_util *lu, int argc, char **argv,
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FILE *f)
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{
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vrf_explain(f);
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}
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struct link_util vrf_link_util = {
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.id = "vrf",
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.maxattr = IFLA_VRF_MAX,
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.parse_opt = vrf_parse_opt,
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.print_opt = vrf_print_opt,
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.print_help = vrf_print_help,
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};
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