Commit | Line | Data |
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460b9539 | 1 | /* |
2 | * This file is part of DisOrder | |
0227f67d | 3 | * Copyright (C) 2004, 2005, 2006, 2007 Richard Kettlewell |
460b9539 | 4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
18 | * USA | |
19 | */ | |
20 | ||
21 | #include <config.h> | |
22 | #include "types.h" | |
23 | ||
24 | #include <sys/types.h> | |
25 | #include <sys/socket.h> | |
26 | #include <netinet/in.h> | |
27 | #include <sys/un.h> | |
28 | #include <string.h> | |
29 | #include <errno.h> | |
30 | #include <netdb.h> | |
31 | ||
32 | #include "log.h" | |
33 | #include "configuration.h" | |
34 | #include "client-common.h" | |
35 | #include "addr.h" | |
0227f67d | 36 | #include "mem.h" |
460b9539 | 37 | |
0227f67d RK |
38 | /** @brief Figure out what address to connect to |
39 | * @param sap Where to store pointer to sockaddr | |
40 | * @param namep Where to store socket name | |
41 | * @return Socket length, or (socklen_t)-1 | |
0e4472a0 | 42 | */ |
0227f67d RK |
43 | socklen_t find_server(struct sockaddr **sap, char **namep) { |
44 | struct sockaddr *sa; | |
460b9539 | 45 | struct sockaddr_un su; |
0227f67d | 46 | struct addrinfo *res = 0; |
460b9539 | 47 | char *name; |
0227f67d | 48 | socklen_t len; |
460b9539 | 49 | |
50 | static const struct addrinfo pref = { | |
51 | 0, | |
52 | PF_INET, | |
53 | SOCK_STREAM, | |
54 | IPPROTO_TCP, | |
55 | 0, | |
56 | 0, | |
57 | 0, | |
58 | 0 | |
59 | }; | |
60 | ||
61 | if(config->connect.n) { | |
62 | res = get_address(&config->connect, &pref, &name); | |
63 | if(!res) return -1; | |
0227f67d RK |
64 | sa = res->ai_addr; |
65 | len = res->ai_addrlen; | |
460b9539 | 66 | } else { |
0227f67d RK |
67 | name = config_get_file("socket"); |
68 | if(strlen(name) >= sizeof su.sun_path) { | |
460b9539 | 69 | error(errno, "socket path is too long"); |
70 | return -1; | |
71 | } | |
72 | memset(&su, 0, sizeof su); | |
73 | su.sun_family = AF_UNIX; | |
0227f67d RK |
74 | strcpy(su.sun_path, name); |
75 | sa = (struct sockaddr *)&su; | |
76 | len = sizeof su; | |
460b9539 | 77 | } |
0227f67d RK |
78 | *sap = xmalloc_noptr(len); |
79 | memcpy(*sap, sa, len); | |
80 | if(namep) | |
81 | *namep = name; | |
82 | if(res) | |
83 | freeaddrinfo(res); | |
84 | return len; | |
460b9539 | 85 | } |
86 | ||
87 | /* | |
88 | Local Variables: | |
89 | c-basic-offset:2 | |
90 | comment-column:40 | |
91 | fill-column:79 | |
92 | indent-tabs-mode:nil | |
93 | End: | |
94 | */ |