1 /*
2 * Copyright (c) 2002, 2003 MATPOCKuH. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25 #include <sys/types.h>
26 #include <sys/socket.h>
27 #include <sys/un.h>
28 #include <stdio.h>
29 #include <stdlib.h>
30 #include <string.h>
31 #include <unistd.h>
32
33 #ifdef HAVE_CONFIG_H
34 #include <config.h>
35 #endif
36
37 #include "settings.h"
38
39 char *socket_path = SOCKET_PATH;
40
41 void
acd_setsocketpath(const char * spath)42 acd_setsocketpath(const char *spath)
43 {
44 if(socket_path != SOCKET_PATH)
45 free(socket_path);
46
47 socket_path = strdup(spath);
48 }
49
50 int
acd_connect()51 acd_connect()
52 {
53 int fd;
54 struct sockaddr_un unix_addr;
55
56 if((fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
57 return -1;
58
59 memset(&unix_addr, 0, sizeof(unix_addr));
60 unix_addr.sun_family = AF_UNIX;
61 strncpy(unix_addr.sun_path, socket_path, sizeof(unix_addr.sun_path));
62 unix_addr.sun_len = sizeof(unix_addr.sun_len) +
63 sizeof(unix_addr.sun_family) + strlen(unix_addr.sun_path) + 1;
64
65 if(connect(fd, (struct sockaddr*) &unix_addr, unix_addr.sun_len) < 0) {
66 close(fd);
67 return -1;
68 }
69
70 return fd;
71 }
72