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/>.
18 /** @file lib/client-common.c
19 * @brief Common code to client APIs
24 #include <netinet/in.h>
30 #include "configuration.h"
31 #include "client-common.h"
35 /** @brief Figure out what address to connect to
36 * @param c Configuration to honor
37 * @param sap Where to store pointer to sockaddr
38 * @param namep Where to store socket name
39 * @return Socket length, or (socklen_t)-1
41 socklen_t find_server(struct config *c,
42 struct sockaddr **sap, char **namep) {
44 struct sockaddr_un su;
45 struct addrinfo *res = 0;
49 if(c->connect.af != -1) {
50 res = netaddress_resolve(&c->connect, 0, IPPROTO_TCP);
54 len = res->ai_addrlen;
56 name = config_get_file2(c, "socket");
57 if(strlen(name) >= sizeof su.sun_path) {
58 disorder_error(errno, "socket path is too long");
61 memset(&su, 0, sizeof su);
62 su.sun_family = AF_UNIX;
63 strcpy(su.sun_path, name);
64 sa = (struct sockaddr *)&su;
67 *sap = xmalloc_noptr(len);
68 memcpy(*sap, sa, len);
70 *namep = format_sockaddr(sa);