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 8.83 2007/04/23 22:22:50 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 (smfi->xxfi_version != SMFI_VERSION &&
56 smfi->xxfi_version != 2 &&
57 smfi->xxfi_version != 3 &&
58 smfi->xxfi_version != 4)
60 /* hard failure for now! */
62 "%s: smfi_register: version mismatch application: %d != milter: %d",
63 smfi->xxfi_name, smfi->xxfi_version,
66 /* XXX how about smfi? */
67 free(smfi->xxfi_name);
75 ** SMFI_STOP -- stop milter
87 mi_stop_milters(MILTER_STOP);
92 ** Default values for some variables.
93 ** Most of these can be changed with the functions below.
97 static char *conn = NULL;
98 static int timeout = MI_TIMEOUT;
99 static int backlog = MI_SOMAXCONN;
102 ** SMFI_OPENSOCKET -- try the socket setup to make sure we'll be
106 ** rmsocket -- if true, instructs libmilter to attempt
107 ** to remove the socket before creating it;
108 ** only applies for "local:" or "unix:" sockets
111 ** MI_SUCCESS/MI_FAILURE
115 smfi_opensocket(rmsocket)
118 if (smfi == NULL || conn == NULL)
121 return mi_opensocket(conn, backlog, dbg, rmsocket, smfi);
125 ** SMFI_SETDBG -- set debug level.
128 ** odbg -- new debug level.
143 ** SMFI_SETTIMEOUT -- set timeout (for read/write).
146 ** otimeout -- new timeout.
153 smfi_settimeout(otimeout)
161 ** SMFI_SETCONN -- set connection information (socket description)
164 ** oconn -- new connection information.
167 ** MI_SUCCESS/MI_FAILURE
176 if (oconn == NULL || *oconn == '\0')
178 l = strlen(oconn) + 1;
179 if ((conn = (char *) malloc(l)) == NULL)
181 if (sm_strlcpy(conn, oconn, l) >= l)
187 ** SMFI_SETBACKLOG -- set backlog
190 ** obacklog -- new backlog.
193 ** MI_SUCCESS/MI_FAILURE
197 smfi_setbacklog(obacklog)
208 ** SMFI_MAIN -- setup milter connnection and start listener.
214 ** MI_SUCCESS/MI_FAILURE
222 (void) signal(SIGPIPE, SIG_IGN);
225 smi_log(SMI_LOG_FATAL, "%s: missing connection information",
230 (void) atexit(mi_clean_signals);
231 if (mi_control_startup(smfi->xxfi_name) != MI_SUCCESS)
233 smi_log(SMI_LOG_FATAL,
234 "%s: Couldn't start signal thread",
238 r = MI_MONITOR_INIT();
240 /* Startup the listener */
241 if (mi_listener(conn, dbg, smfi, timeout, backlog) != MI_SUCCESS)