1 /*-
2 * Copyright (c) 2016 Yandex LLC
3 * Copyright (c) 2016 Andrey V. Elsukov <ae@FreeBSD.org>
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #include <sys/param.h>
29 #include <sys/ioctl.h>
30 #include <sys/socket.h>
31 #include <sys/sockio.h>
32 #include <sys/stdint.h>
33
34 #include <stdlib.h>
35 #include <unistd.h>
36
37 #include <net/ethernet.h>
38 #include <net/if.h>
39 #include <net/if_ipsec.h>
40 #include <net/route.h>
41
42 #include <ctype.h>
43 #include <stdio.h>
44 #include <string.h>
45 #include <err.h>
46 #include <errno.h>
47
48 #include "ifconfig.h"
49
50 static void
ipsec_status(if_ctx * ctx)51 ipsec_status(if_ctx *ctx)
52 {
53 uint32_t reqid;
54 struct ifreq ifr = { .ifr_data = (caddr_t)&reqid };
55
56 if (ioctl_ctx_ifr(ctx, IPSECGREQID, &ifr) == -1)
57 return;
58 printf("\treqid: %u\n", reqid);
59 }
60
61 static void
setreqid(if_ctx * ctx,const char * val,int dummy __unused)62 setreqid(if_ctx *ctx, const char *val, int dummy __unused)
63 {
64 char *ep;
65 uint32_t v;
66 struct ifreq ifr = { .ifr_data = (caddr_t)&v };
67
68 v = strtoul(val, &ep, 0);
69 if (*ep != '\0') {
70 warn("Invalid reqid value %s", val);
71 return;
72 }
73 if (ioctl_ctx_ifr(ctx, IPSECSREQID, &ifr) == -1) {
74 warn("ioctl(IPSECSREQID)");
75 return;
76 }
77 }
78
79 static struct cmd ipsec_cmds[] = {
80 DEF_CMD_ARG("reqid", setreqid),
81 };
82
83 static struct afswtch af_ipsec = {
84 .af_name = "af_ipsec",
85 .af_af = AF_UNSPEC,
86 .af_other_status = ipsec_status,
87 };
88
89 static __constructor void
ipsec_ctor(void)90 ipsec_ctor(void)
91 {
92 size_t i;
93
94 for (i = 0; i < nitems(ipsec_cmds); i++)
95 cmd_register(&ipsec_cmds[i]);
96 af_register(&af_ipsec);
97 #undef N
98 }
99