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/cdefs.h> 29 #include <sys/param.h> 30 #include <sys/ioctl.h> 31 #include <sys/socket.h> 32 #include <sys/sockio.h> 33 #include <sys/stdint.h> 34 35 #include <stdlib.h> 36 #include <unistd.h> 37 38 #include <net/ethernet.h> 39 #include <net/if.h> 40 #include <net/if_ipsec.h> 41 #include <net/route.h> 42 43 #include <ctype.h> 44 #include <stdio.h> 45 #include <string.h> 46 #include <err.h> 47 #include <errno.h> 48 49 #include "ifconfig.h" 50 51 static void 52 ipsec_status(if_ctx *ctx) 53 { 54 uint32_t reqid; 55 struct ifreq ifr = { .ifr_data = (caddr_t)&reqid }; 56 57 if (ioctl_ctx_ifr(ctx, IPSECGREQID, &ifr) == -1) 58 return; 59 printf("\treqid: %u\n", reqid); 60 } 61 62 static void 63 setreqid(if_ctx *ctx, const char *val, int dummy __unused) 64 { 65 char *ep; 66 uint32_t v; 67 struct ifreq ifr = { .ifr_data = (caddr_t)&v }; 68 69 v = strtoul(val, &ep, 0); 70 if (*ep != '\0') { 71 warn("Invalid reqid value %s", val); 72 return; 73 } 74 if (ioctl_ctx_ifr(ctx, IPSECSREQID, &ifr) == -1) { 75 warn("ioctl(IPSECSREQID)"); 76 return; 77 } 78 } 79 80 static struct cmd ipsec_cmds[] = { 81 DEF_CMD_ARG("reqid", setreqid), 82 }; 83 84 static struct afswtch af_ipsec = { 85 .af_name = "af_ipsec", 86 .af_af = AF_UNSPEC, 87 .af_other_status = ipsec_status, 88 }; 89 90 static __constructor void 91 ipsec_ctor(void) 92 { 93 size_t i; 94 95 for (i = 0; i < nitems(ipsec_cmds); i++) 96 cmd_register(&ipsec_cmds[i]); 97 af_register(&af_ipsec); 98 #undef N 99 } 100