chiark / gitweb /
doxygen: remove obsolete config file entries
[disorder] / lib / client-common.c
CommitLineData
460b9539 1/*
2 * This file is part of DisOrder
f74f4f32 3 * Copyright (C) 2004, 2005, 2006, 2007, 2009 Richard Kettlewell
460b9539 4 *
e7eb3a27 5 * This program is free software: you can redistribute it and/or modify
460b9539 6 * it under the terms of the GNU General Public License as published by
e7eb3a27 7 * the Free Software Foundation, either version 3 of the License, or
460b9539 8 * (at your option) any later version.
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9 *
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.
14 *
460b9539 15 * You should have received a copy of the GNU General Public License
e7eb3a27 16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
460b9539 17 */
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18/** @file lib/client-common.c
19 * @brief Common code to client APIs
20 */
460b9539 21
05b75f8d 22#include "common.h"
460b9539 23
460b9539 24#include <netinet/in.h>
25#include <sys/un.h>
460b9539 26#include <errno.h>
27#include <netdb.h>
de37b640 28#include <unistd.h>
460b9539 29
30#include "log.h"
31#include "configuration.h"
32#include "client-common.h"
33#include "addr.h"
0227f67d 34#include "mem.h"
460b9539 35
0227f67d 36/** @brief Figure out what address to connect to
319d7107 37 * @param c Configuration to honor
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38 * @param sap Where to store pointer to sockaddr
39 * @param namep Where to store socket name
40 * @return Socket length, or (socklen_t)-1
0e4472a0 41 */
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42socklen_t find_server(struct config *c,
43 struct sockaddr **sap, char **namep) {
0227f67d 44 struct sockaddr *sa;
460b9539 45 struct sockaddr_un su;
0227f67d 46 struct addrinfo *res = 0;
de37b640 47 char *name = NULL;
0227f67d 48 socklen_t len;
460b9539 49
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50 if(c->connect.af != -1) {
51 res = netaddress_resolve(&c->connect, 0, IPPROTO_TCP);
52 if(!res)
53 return -1;
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54 sa = res->ai_addr;
55 len = res->ai_addrlen;
460b9539 56 } else {
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57 /* use the private socket if possible (which it should be) */
58 name = config_get_file2(c, "private/socket");
59 if(access(name, R_OK) != 0) {
60 xfree(name);
61 name = NULL;
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62 }
63 if(!name)
64 name = config_get_file2(c, "socket");
0227f67d 65 if(strlen(name) >= sizeof su.sun_path) {
2e9ba080 66 disorder_error(errno, "socket path is too long");
460b9539 67 return -1;
68 }
69 memset(&su, 0, sizeof su);
70 su.sun_family = AF_UNIX;
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71 strcpy(su.sun_path, name);
72 sa = (struct sockaddr *)&su;
73 len = sizeof su;
f74f4f32 74 xfree(name);
460b9539 75 }
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76 *sap = xmalloc_noptr(len);
77 memcpy(*sap, sa, len);
78 if(namep)
e41a9999 79 *namep = format_sockaddr(sa);
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80 if(res)
81 freeaddrinfo(res);
82 return len;
460b9539 83}
84
ad131c25 85const char disorder__body[1];
ad131c25 86const char disorder__list[1];
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87const char disorder__integer[1];
88const char disorder__time[1];
ad131c25 89
460b9539 90/*
91Local Variables:
92c-basic-offset:2
93comment-column:40
94fill-column:79
95indent-tabs-mode:nil
96End:
97*/