1: /* $NetBSD: kmpstat.c,v 1.7 2010/11/12 09:08:26 tteras Exp $ */
2:
3: /* $KAME: kmpstat.c,v 1.33 2004/08/16 08:20:28 itojun Exp $ */
4:
5: /*
6: * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
7: * All rights reserved.
8: *
9: * Redistribution and use in source and binary forms, with or without
10: * modification, are permitted provided that the following conditions
11: * are met:
12: * 1. Redistributions of source code must retain the above copyright
13: * notice, this list of conditions and the following disclaimer.
14: * 2. Redistributions in binary form must reproduce the above copyright
15: * notice, this list of conditions and the following disclaimer in the
16: * documentation and/or other materials provided with the distribution.
17: * 3. Neither the name of the project nor the names of its contributors
18: * may be used to endorse or promote products derived from this software
19: * without specific prior written permission.
20: *
21: * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
22: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24: * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
25: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31: * SUCH DAMAGE.
32: */
33:
34: #include "config.h"
35:
36: #include <sys/types.h>
37: #include <sys/param.h>
38: #include <sys/socket.h>
39: #include <sys/un.h>
40:
41: #include <netinet/in.h>
42: #include <arpa/inet.h>
43: #include <net/pfkeyv2.h>
44:
45: #include <stdlib.h>
46: #include <stdio.h>
47: #include <string.h>
48: #include <errno.h>
49: #if TIME_WITH_SYS_TIME
50: # include <sys/time.h>
51: # include <time.h>
52: #else
53: # if HAVE_SYS_TIME_H
54: # include <sys/time.h>
55: # else
56: # include <time.h>
57: # endif
58: #endif
59: #include <netdb.h>
60: #ifdef HAVE_UNISTD_H
61: #include <unistd.h>
62: #endif
63: #include <err.h>
64: #include <sys/ioctl.h>
65: #include <resolv.h>
66:
67: #include "libpfkey.h"
68:
69: #include "var.h"
70: #include "misc.h"
71: #include "vmbuf.h"
72: #include "plog.h"
73: #include "debug.h"
74: #include "sockmisc.h"
75:
76: #include "racoonctl.h"
77: #include "admin.h"
78: #include "schedule.h"
79: #include "isakmp_var.h"
80: #include "isakmp.h"
81: #include "isakmp_xauth.h"
82: #include "isakmp_var.h"
83: #include "isakmp_cfg.h"
84: #include "oakley.h"
85: #include "handler.h"
86: #include "pfkey.h"
87: #include "admin.h"
88: #include "evt.h"
89: #include "admin_var.h"
90: #include "ipsec_doi.h"
91:
92: u_int32_t racoonctl_interface = RACOONCTL_INTERFACE;
93: u_int32_t racoonctl_interface_major = RACOONCTL_INTERFACE_MAJOR;
94:
95: static int so;
96: u_int32_t loglevel = 0;
97:
98: int
99: com_init()
100: {
101: struct sockaddr_un name;
102:
103: memset(&name, 0, sizeof(name));
104: name.sun_family = AF_UNIX;
105: snprintf(name.sun_path, sizeof(name.sun_path),
106: "%s", adminsock_path);
107:
108: so = socket(AF_UNIX, SOCK_STREAM, 0);
109: if (so < 0)
110: return -1;
111:
112: if (connect(so, (struct sockaddr *)&name, sizeof(name)) < 0) {
113: (void)close(so);
114: return -1;
115: }
116:
117: return 0;
118: }
119:
120: int
121: com_send(combuf)
122: vchar_t *combuf;
123: {
124: int len;
125:
126: if ((len = send(so, combuf->v, combuf->l, 0)) == -1) {
127: perror("send");
128: (void)close(so);
129: return -1;
130: }
131:
132: return 0;
133: }
134:
135: int
136: com_recv(combufp)
137: vchar_t **combufp;
138: {
139: struct admin_com h, *com;
140: caddr_t buf;
141: int len, rlen;
142: int l = 0;
143: caddr_t p;
144:
145: if (combufp == NULL)
146: return -1;
147:
148: /* receive by PEEK */
149: if ((len = recv(so, &h, sizeof(h), MSG_PEEK)) == -1)
150: goto bad1;
151:
152: /* sanity check */
153: if (len < sizeof(h))
154: goto bad1;
155:
156: if (h.ac_errno && !(h.ac_cmd & ADMIN_FLAG_LONG_REPLY)) {
157: errno = h.ac_errno;
158: goto bad1;
159: }
160:
161: /* real length */
162: if (h.ac_cmd & ADMIN_FLAG_LONG_REPLY)
163: rlen = ((u_int32_t)h.ac_len) + (((u_int32_t)h.ac_len_high) << 16);
164: else
165: rlen = h.ac_len;
166:
167: /* allocate buffer */
168: if ((*combufp = vmalloc(rlen)) == NULL)
169: goto bad1;
170:
171: /* read real message */
172: p = (*combufp)->v;
173: while (l < rlen) {
174: if ((len = recv(so, p, rlen - l, 0)) < 0) {
175: perror("recv");
176: goto bad2;
177: }
178: l += len;
179: p += len;
180: }
181:
182: return 0;
183:
184: bad2:
185: vfree(*combufp);
186: bad1:
187: *combufp = NULL;
188: return -1;
189: }
190:
191: /*
192: * Dumb plog functions (used by sockmisc.c)
193: */
194: void
195: _plog(int pri, const char *func, struct sockaddr *sa, const char *fmt, ...)
196: {
197: va_list ap;
198:
199: va_start(ap, fmt);
200: vprintf(fmt, ap);
201: va_end(ap);
202: }
203:
204: void
205: plogdump(pri, data, len)
206: int pri;
207: void *data;
208: size_t len;
209: {
210: return;
211: }
212:
213: struct sockaddr *
214: get_sockaddr(family, name, port)
215: int family;
216: char *name, *port;
217: {
218: struct addrinfo hint, *ai;
219: int error;
220:
221: memset(&hint, 0, sizeof(hint));
222: hint.ai_family = PF_UNSPEC;
223: hint.ai_family = family;
224: hint.ai_socktype = SOCK_STREAM;
225:
226: error = getaddrinfo(name, port, &hint, &ai);
227: if (error != 0) {
228: printf("%s: %s/%s\n", gai_strerror(error), name, port);
229: return NULL;
230: }
231:
232: return ai->ai_addr;
233: }
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