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 static const struct addrinfo pref
= {
52 .ai_socktype
= SOCK_STREAM
,
53 .ai_protocol
= IPPROTO_TCP
,
57 res
= get_address(&c
->connect
, &pref
, &name
);
60 len
= res
->ai_addrlen
;
62 name
= config_get_file2(c
, "socket");
63 if(strlen(name
) >= sizeof su
.sun_path
) {
64 error(errno
, "socket path is too long");
67 memset(&su
, 0, sizeof su
);
68 su
.sun_family
= AF_UNIX
;
69 strcpy(su
.sun_path
, name
);
70 sa
= (struct sockaddr
*)&su
;
73 *sap
= xmalloc_noptr(len
);
74 memcpy(*sap
, sa
, len
);