1 /* $OpenBSD: output-bgpd.c,v 1.23 2021/10/11 16:50:03 job Exp $ */
2 /*
3 * Copyright (c) 2019 Kristaps Dzonsons <kristaps@bsd.lv>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18 #include <stdlib.h>
19
20 #include "extern.h"
21
22 int
output_bgpd(FILE * out,struct vrp_tree * vrps,struct brk_tree * brks,struct stats * st)23 output_bgpd(FILE *out, struct vrp_tree *vrps, struct brk_tree *brks,
24 struct stats *st)
25 {
26 struct vrp *v;
27
28 if (outputheader(out, st) < 0)
29 return -1;
30
31 if (fprintf(out, "roa-set {\n") < 0)
32 return -1;
33
34 RB_FOREACH(v, vrp_tree, vrps) {
35 char ipbuf[64], maxlenbuf[100];
36
37 ip_addr_print(&v->addr, v->afi, ipbuf, sizeof(ipbuf));
38 if (v->maxlength > v->addr.prefixlen) {
39 int ret = snprintf(maxlenbuf, sizeof(maxlenbuf),
40 "maxlen %u ", v->maxlength);
41 if (ret < 0 || (size_t)ret > sizeof(maxlenbuf))
42 return -1;
43 } else
44 maxlenbuf[0] = '\0';
45 if (fprintf(out, "\t%s %ssource-as %u expires %lld\n",
46 ipbuf, maxlenbuf, v->asid, (long long)v->expires) < 0)
47 return -1;
48 }
49
50 if (fprintf(out, "}\n") < 0)
51 return -1;
52 return 0;
53 }
54