chiark / gitweb /
Remove some obsolete code
[disorder] / lib / client-common.c
CommitLineData
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
43socklen_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 = {
66613034
RK
51 .ai_flags = 0,
52 .ai_family = PF_INET,
53 .ai_socktype = SOCK_STREAM,
54 .ai_protocol = IPPROTO_TCP,
460b9539 55 };
56
57 if(config->connect.n) {
58 res = get_address(&config->connect, &pref, &name);
59 if(!res) return -1;
0227f67d
RK
60 sa = res->ai_addr;
61 len = res->ai_addrlen;
460b9539 62 } else {
0227f67d
RK
63 name = config_get_file("socket");
64 if(strlen(name) >= sizeof su.sun_path) {
460b9539 65 error(errno, "socket path is too long");
66 return -1;
67 }
68 memset(&su, 0, sizeof su);
69 su.sun_family = AF_UNIX;
0227f67d
RK
70 strcpy(su.sun_path, name);
71 sa = (struct sockaddr *)&su;
72 len = sizeof su;
460b9539 73 }
0227f67d
RK
74 *sap = xmalloc_noptr(len);
75 memcpy(*sap, sa, len);
76 if(namep)
77 *namep = name;
78 if(res)
79 freeaddrinfo(res);
80 return len;
460b9539 81}
82
83/*
84Local Variables:
85c-basic-offset:2
86comment-column:40
87fill-column:79
88indent-tabs-mode:nil
89End:
90*/