2 * Copyright (c) 1999-2003, 2006, 2007 Sendmail, Inc. and its suppliers.
5 * By using this file, you agree to the terms and conditions set
6 * forth in the LICENSE file which can be found at the top level of
7 * the sendmail distribution.
12 SM_RCSID("@(#)$Id: main.c,v 8.84 2008/09/02 05:37:06 ca Exp $")
15 #include "libmilter.h"
20 static smfiDesc_ptr smfi = NULL;
23 ** SMFI_REGISTER -- register a filter description
26 ** smfilter -- description of filter to register
29 ** MI_SUCCESS/MI_FAILURE
33 smfi_register(smfilter)
34 smfiDesc_str smfilter;
40 smfi = (smfiDesc_ptr) malloc(sizeof *smfi);
44 (void) memcpy(smfi, &smfilter, sizeof *smfi);
45 if (smfilter.xxfi_name == NULL)
46 smfilter.xxfi_name = "Unknown";
48 len = strlen(smfilter.xxfi_name) + 1;
49 smfi->xxfi_name = (char *) malloc(len);
50 if (smfi->xxfi_name == NULL)
52 (void) sm_strlcpy(smfi->xxfi_name, smfilter.xxfi_name, len);
54 /* compare milter version with hard coded version */
55 if ((SM_LM_VRS_MAJOR(smfi->xxfi_version) != SM_LM_VRS_MAJOR(SMFI_VERSION) ||
56 SM_LM_VRS_MINOR(smfi->xxfi_version) != SM_LM_VRS_MINOR(SMFI_VERSION)) &&
57 smfi->xxfi_version != 2 &&
58 smfi->xxfi_version != 3 &&
59 smfi->xxfi_version != 4)
61 /* hard failure for now! */
63 "%s: smfi_register: version mismatch application: %d != milter: %d",
64 smfi->xxfi_name, smfi->xxfi_version,
67 /* XXX how about smfi? */
68 free(smfi->xxfi_name);
76 ** SMFI_STOP -- stop milter
88 mi_stop_milters(MILTER_STOP);
93 ** Default values for some variables.
94 ** Most of these can be changed with the functions below.
98 static char *conn = NULL;
99 static int timeout = MI_TIMEOUT;
100 static int backlog = MI_SOMAXCONN;
103 ** SMFI_OPENSOCKET -- try the socket setup to make sure we'll be
107 ** rmsocket -- if true, instructs libmilter to attempt
108 ** to remove the socket before creating it;
109 ** only applies for "local:" or "unix:" sockets
112 ** MI_SUCCESS/MI_FAILURE
116 smfi_opensocket(rmsocket)
119 if (smfi == NULL || conn == NULL)
122 return mi_opensocket(conn, backlog, dbg, rmsocket, smfi);
126 ** SMFI_SETDBG -- set debug level.
129 ** odbg -- new debug level.
144 ** SMFI_SETTIMEOUT -- set timeout (for read/write).
147 ** otimeout -- new timeout.
154 smfi_settimeout(otimeout)
162 ** SMFI_SETCONN -- set connection information (socket description)
165 ** oconn -- new connection information.
168 ** MI_SUCCESS/MI_FAILURE
177 if (oconn == NULL || *oconn == '\0')
179 l = strlen(oconn) + 1;
180 if ((conn = (char *) malloc(l)) == NULL)
182 if (sm_strlcpy(conn, oconn, l) >= l)
188 ** SMFI_SETBACKLOG -- set backlog
191 ** obacklog -- new backlog.
194 ** MI_SUCCESS/MI_FAILURE
198 smfi_setbacklog(obacklog)
209 ** SMFI_MAIN -- setup milter connnection and start listener.
215 ** MI_SUCCESS/MI_FAILURE
223 (void) signal(SIGPIPE, SIG_IGN);
226 smi_log(SMI_LOG_FATAL, "%s: missing connection information",
231 (void) atexit(mi_clean_signals);
232 if (mi_control_startup(smfi->xxfi_name) != MI_SUCCESS)
234 smi_log(SMI_LOG_FATAL,
235 "%s: Couldn't start signal thread",
239 r = MI_MONITOR_INIT();
241 /* Startup the listener */
242 if (mi_listener(conn, dbg, smfi, timeout, backlog) != MI_SUCCESS)