2 * Copyright (c) 1998-2002 Sendmail, Inc. and its suppliers.
4 * Copyright (c) 1983, 1995-1997 Eric P. Allman. All rights reserved.
5 * Copyright (c) 1988, 1993
6 * The Regents of the University of California. All rights reserved.
8 * By using this file, you agree to the terms and conditions set
9 * forth in the LICENSE file which can be found at the top level of
10 * the sendmail distribution.
13 * $Id: conf.h,v 8.567 2004/07/23 20:45:01 gshapiro Exp $
17 ** CONF.H -- All user-configurable parameters for sendmail
19 ** Send updates to sendmail@Sendmail.ORG so they will be
20 ** included in the next release.
27 struct rusage; /* forward declaration to get gcc to shut up in wait.h */
30 # include <sys/param.h>
31 # include <sys/types.h>
32 # include <sys/stat.h>
34 /* in QNX this grabs bogus LOCK_* manifests */
35 # include <sys/file.h>
36 # endif /* ! __QNX__ */
37 # include <sys/wait.h>
45 /* make sure TOBUFSIZ isn't larger than system limit for size of exec() args */
48 # define SM_ARG_MAX 4096
49 # else /* ARG_MAX > 4096 */
50 # define SM_ARG_MAX ARG_MAX
51 # endif /* ARG_MAX > 4096 */
53 # define SM_ARG_MAX 4096
56 /**********************************************************************
57 ** Table sizes, etc....
58 ** There shouldn't be much need to change these....
59 ** If you do, be careful, none should be set anywhere near INT_MAX
60 **********************************************************************/
62 #define MAXLINE 2048 /* max line length */
63 #define MAXNAME 256 /* max length of a name */
65 # define MAXAUTHINFO 100 /* max length of authinfo token */
66 #endif /* ! MAXAUTHINFO */
67 #define MAXPV 256 /* max # of parms to mailers */
68 #define MAXATOM 1000 /* max atoms per address */
69 #define MAXRWSETS 200 /* max # of sets of rewriting rules */
70 #define MAXPRIORITIES 25 /* max values for Precedence: field */
71 #define MAXMXHOSTS 100 /* max # of MX records for one host */
72 #define SMTPLINELIM 990 /* maximum SMTP line length */
73 #define MAXKEY 128 /* maximum size of a database key */
74 #define MEMCHUNKSIZE 1024 /* chunk size for memory allocation */
75 #define MAXUSERENVIRON 100 /* max envars saved, must be >= 3 */
76 #define MAXMAPSTACK 12 /* max # of stacked or sequenced maps */
78 # define MAXFILTERS 25 /* max # of milter filters */
79 # define MAXFILTERMACROS 50 /* max # of macros per milter cmd */
81 #define MAXSMTPARGS 20 /* max # of ESMTP args for MAIL/RCPT */
82 #define MAXTOCLASS 8 /* max # of message timeout classes */
83 #define MAXRESTOTYPES 3 /* max # of resolver timeout types */
84 #define MAXMIMEARGS 20 /* max args in Content-Type: */
85 #define MAXMIMENESTING 20 /* max MIME multipart nesting */
86 #define QUEUESEGSIZE 1000 /* increment for queue size */
89 ** MAXQFNAME == 2 (size of "qf", "df" prefix)
90 ** + 8 (base 60 encoded date, time & sequence number)
91 ** + 10 (base 10 encoded 32 bit process id)
92 ** + 1 (terminating NUL character).
95 #define MAXQFNAME 21 /* max qf file name length + 1 */
96 #define MACBUFSIZE 4096 /* max expanded macro buffer size */
97 #define TOBUFSIZE SM_ARG_MAX /* max buffer to hold address list */
98 #define MAXSHORTSTR 203 /* max short string length */
99 #define MAXMACNAMELEN 25 /* max macro name length */
100 #define MAXMACROID 0377 /* max macro id number */
101 /* Must match (BITMAPBITS - 1) */
103 # define MAXHDRSLEN (32 * 1024) /* max size of message headers */
104 #endif /* ! MAXHDRSLEN */
105 #define MAXDAEMONS 10 /* max number of ports to listen to */
106 #ifndef MAXINTERFACES
107 # define MAXINTERFACES 512 /* number of interfaces to probe */
108 #endif /* MAXINTERFACES */
110 # define MAXSYMLINKS 32 /* max number of symlinks in a path */
111 #endif /* ! MAXSYMLINKS */
112 #define MAXLINKPATHLEN (MAXPATHLEN * MAXSYMLINKS) /* max link-expanded file */
113 #define DATA_PROGRESS_TIMEOUT 300 /* how often to check DATA progress */
114 #define ENHSCLEN 10 /* max len of enhanced status code */
115 #define DEFAULT_MAX_RCPT 100 /* max number of RCPTs per envelope */
116 #define MAXQUEUEGROUPS 50 /* max # of queue groups */
117 /* must be less than BITMAPBITS for DoQueueRun */
118 #define MAXWORKGROUPS 50 /* max # of work groups */
119 #define MAXFILESYS BITMAPBITS /* max # of queue file systems
120 * must be <= BITMAPBITS */
121 #ifndef FILESYS_UPDATE_INTERVAL
122 # define FILESYS_UPDATE_INTERVAL 300 /* how often to update FileSys table */
123 #endif /* FILESYS_UPDATE_INTERVAL */
125 #ifndef SM_DEFAULT_TTL
126 # define SM_DEFAULT_TTL 3600 /* default TTL for services that don't have one */
127 #endif /* SM_DEFAULT_TTL */
130 # ifndef AUTH_MECHANISMS
132 # define AUTH_MECHANISMS "EXTERNAL GSSAPI KERBEROS_V4 DIGEST-MD5 CRAM-MD5"
133 # else /* STARTTLS */
134 # define AUTH_MECHANISMS "GSSAPI KERBEROS_V4 DIGEST-MD5 CRAM-MD5"
135 # endif /* STARTTLS */
136 # endif /* ! AUTH_MECHANISMS */
140 ** Default database permissions (alias, maps, etc.)
141 ** Used by sendmail and libsmdb
145 # define DBMMODE 0640
146 #endif /* ! DBMMODE */
149 ** Value which means a uid or gid value should not change
154 #endif /* ! NO_UID */
157 #endif /* ! NO_GID */
159 /**********************************************************************
160 ** Compilation options.
161 ** #define these to 1 if they are available;
162 ** #define them to 0 otherwise.
163 ** All can be overridden from Makefile.
164 **********************************************************************/
167 # define NETINET 1 /* include internet support */
168 #endif /* ! NETINET */
171 # define NETINET6 0 /* do not include IPv6 support */
172 #endif /* ! NETINET6 */
175 # define NETISO 0 /* do not include ISO socket support */
176 #endif /* ! NETISO */
179 # define NAMED_BIND 1 /* use Berkeley Internet Domain Server */
180 #endif /* ! NAMED_BIND */
183 # define XDEBUG 1 /* enable extended debugging */
184 #endif /* ! XDEBUG */
187 # define MATCHGECOS 1 /* match user names from gecos field */
188 #endif /* ! MATCHGECOS */
191 # define DSN 1 /* include delivery status notification code */
194 #if !defined(USERDB) && (defined(NEWDB) || defined(HESIOD))
195 # define USERDB 1 /* look in user database */
196 #endif /* !defined(USERDB) && (defined(NEWDB) || defined(HESIOD)) */
199 # define MIME8TO7 1 /* 8->7 bit MIME conversions */
200 #endif /* ! MIME8TO7 */
203 # define MIME7TO8 1 /* 7->8 bit MIME conversions */
204 #endif /* ! MIME7TO8 */
208 # define DNSMAP 1 /* DNS map type */
209 # endif /* ! DNSMAP */
210 #endif /* NAMED_BIND */
213 # define PIPELINING 1 /* SMTP PIPELINING */
214 #endif /* PIPELINING */
216 /**********************************************************************
217 ** End of site-specific configuration.
218 **********************************************************************/
222 #endif /* ! CONF_H */