masqmail

view src/mserver.c @ 156:ee2afbf92428

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require host_name to be set in config file exit otherwise there is no portable way to determine the hostname (actually the hostname that masqmail should use) thus it must be set by the administrator
author meillo@marmaro.de
date Thu, 08 Jul 2010 09:49:05 +0200
parents 08114f7dcc23
children
line source
1 /* MasqMail
2 Copyright (C) 1999/2000/2001 Oliver Kurth
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 */
18
19 #include "masqmail.h"
20 #include "readsock.h"
21 #include "mserver.h"
22
23 #ifdef ENABLE_MSERVER
24
25 gchar*
26 mserver_detect_online(interface * iface)
27 {
28 struct sockaddr_in saddr;
29 gchar *ret = NULL;
30
31 if (init_sockaddr(&saddr, iface)) {
32 int sock = socket(PF_INET, SOCK_STREAM, 0);
33 int dup_sock;
34 if (connect(sock, (struct sockaddr *) (&saddr), sizeof(saddr)) == 0) {
35 FILE *in, *out;
36 char buf[256];
37
38 dup_sock = dup(sock);
39 out = fdopen(sock, "w");
40 in = fdopen(dup_sock, "r");
41
42 if (read_sockline(in, buf, 256, 15, READSOCKL_CHUG)) {
43 if (strncmp(buf, "READY", 5) == 0) {
44 fprintf(out, "STAT\n");
45 fflush(out);
46 if (read_sockline(in, buf, 256, 15, READSOCKL_CHUG)) {
47 if (strncmp(buf, "DOWN", 4) == 0) {
48 ret = NULL;
49 } else if (strncmp(buf, "UP", 2) == 0) {
50 gchar *p = buf + 3;
51 while ((*p != ':') && *p)
52 p++;
53 if (*p) {
54 *p = 0;
55 p++;
56 if ((atoi(p) >= 0) && *p)
57 ret = g_strdup(buf + 3);
58 } else
59 logwrite(LOG_ALERT, "unexpected response from mserver after STAT cmd: %s", buf);
60 } else {
61 logwrite(LOG_ALERT, "unexpected response from mserver after STAT cmd: %s", buf);
62 }
63 }
64 }
65 fprintf(out, "QUIT");
66 fflush(out);
67
68 close(sock);
69 close(dup_sock);
70 fclose(in);
71 fclose(out);
72 }
73 }
74 }
75 return ret;
76 }
77
78 #endif