460b9539 |
1 | /* |
2 | * This file is part of DisOrder |
3 | * Copyright (C) 2004, 2005, 2006 Richard Kettlewell |
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" |
36 | |
0e4472a0 |
37 | /** @brief Invoke a function with the connect address |
38 | * @param c Passed to callback |
39 | * @param function Function to call |
40 | * |
41 | * Calls @p function with the result of looking up the connect address. |
42 | */ |
460b9539 |
43 | int with_sockaddr(void *c, |
44 | int (*function)(void *c, |
45 | const struct sockaddr *sa, |
46 | socklen_t len, |
47 | const char *ident)) { |
48 | const char *path; |
49 | struct sockaddr_un su; |
50 | struct addrinfo *res; |
51 | char *name; |
52 | int n; |
53 | |
54 | static const struct addrinfo pref = { |
55 | 0, |
56 | PF_INET, |
57 | SOCK_STREAM, |
58 | IPPROTO_TCP, |
59 | 0, |
60 | 0, |
61 | 0, |
62 | 0 |
63 | }; |
64 | |
65 | if(config->connect.n) { |
66 | res = get_address(&config->connect, &pref, &name); |
67 | if(!res) return -1; |
68 | n = function(c, res->ai_addr, res->ai_addrlen, name); |
69 | freeaddrinfo(res); |
70 | return n; |
71 | } else { |
72 | path = config_get_file("socket"); |
73 | if(strlen(path) >= sizeof su.sun_path) { |
74 | error(errno, "socket path is too long"); |
75 | return -1; |
76 | } |
77 | memset(&su, 0, sizeof su); |
78 | su.sun_family = AF_UNIX; |
79 | strcpy(su.sun_path, path); |
80 | return function(c, (struct sockaddr *)&su, sizeof su, path); |
81 | } |
82 | } |
83 | |
84 | /* |
85 | Local Variables: |
86 | c-basic-offset:2 |
87 | comment-column:40 |
88 | fill-column:79 |
89 | indent-tabs-mode:nil |
90 | End: |
91 | */ |