2 * This file is part of DisOrder
3 * Copyright (C) 2004, 2005, 2006, 2007 Richard Kettlewell
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 3 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #include <netinet/in.h>
27 #include "configuration.h"
28 #include "client-common.h"
32 /** @brief Figure out what address to connect to
33 * @param c Configuration to honor
34 * @param sap Where to store pointer to sockaddr
35 * @param namep Where to store socket name
36 * @return Socket length, or (socklen_t)-1
38 socklen_t find_server(struct config *c,
39 struct sockaddr **sap, char **namep) {
41 struct sockaddr_un su;
42 struct addrinfo *res = 0;
46 static const struct addrinfo pref = {
49 .ai_socktype = SOCK_STREAM,
50 .ai_protocol = IPPROTO_TCP,
54 res = get_address(&c->connect, &pref, &name);
57 len = res->ai_addrlen;
59 name = config_get_file2(c, "socket");
60 if(strlen(name) >= sizeof su.sun_path) {
61 error(errno, "socket path is too long");
64 memset(&su, 0, sizeof su);
65 su.sun_family = AF_UNIX;
66 strcpy(su.sun_path, name);
67 sa = (struct sockaddr *)&su;
70 *sap = xmalloc_noptr(len);
71 memcpy(*sap, sa, len);