1 /* 2 * Copyright (c) 1998-2002 Sendmail, Inc. and its suppliers. 3 * All rights reserved. 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. 7 * 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. 11 * 12 * 13 * $Id: conf.h,v 8.574 2006/11/29 00:36:06 ca Exp $ 14 * 15 * $FreeBSD$ 16 * 17 */ 18 19 /* 20 ** CONF.H -- All user-configurable parameters for sendmail 21 ** 22 ** Send updates to sendmail@Sendmail.ORG so they will be 23 ** included in the next release. 24 */ 25 26 #ifndef CONF_H 27 #define CONF_H 1 28 29 #ifdef __GNUC__ 30 struct rusage; /* forward declaration to get gcc to shut up in wait.h */ 31 #endif /* __GNUC__ */ 32 33 # include <sys/param.h> 34 # include <sys/types.h> 35 # include <sys/stat.h> 36 # ifndef __QNX__ 37 /* in QNX this grabs bogus LOCK_* manifests */ 38 # include <sys/file.h> 39 # endif /* ! __QNX__ */ 40 # include <sys/wait.h> 41 # include <limits.h> 42 # include <fcntl.h> 43 # include <signal.h> 44 # include <netdb.h> 45 # include <pwd.h> 46 # include <grp.h> 47 48 /* make sure TOBUFSIZ isn't larger than system limit for size of exec() args */ 49 #ifdef ARG_MAX 50 # if ARG_MAX > 4096 51 # define SM_ARG_MAX 4096 52 # else /* ARG_MAX > 4096 */ 53 # define SM_ARG_MAX ARG_MAX 54 # endif /* ARG_MAX > 4096 */ 55 #else /* ARG_MAX */ 56 # define SM_ARG_MAX 4096 57 #endif /* ARG_MAX */ 58 59 /********************************************************************** 60 ** Table sizes, etc.... 61 ** There shouldn't be much need to change these.... 62 ** If you do, be careful, none should be set anywhere near INT_MAX 63 **********************************************************************/ 64 65 #define MAXLINE 2048 /* max line length */ 66 #if SASL 67 # define MAXINPLINE 12288 /* max input line length (for AUTH) */ 68 #else /* SASL */ 69 # define MAXINPLINE MAXLINE /* max input line length */ 70 #endif /* SASL */ 71 #define MAXNAME 256 /* max length of a name */ 72 #ifndef MAXAUTHINFO 73 # define MAXAUTHINFO 100 /* max length of authinfo token */ 74 #endif /* ! MAXAUTHINFO */ 75 #define MAXPV 256 /* max # of parms to mailers */ 76 #define MAXATOM 1000 /* max atoms per address */ 77 #define MAXRWSETS 200 /* max # of sets of rewriting rules */ 78 #define MAXPRIORITIES 25 /* max values for Precedence: field */ 79 #define MAXMXHOSTS 100 /* max # of MX records for one host */ 80 #define SMTPLINELIM 990 /* max SMTP line length */ 81 #define MAXUDBKEY 128 /* max size of a database key (udb only) */ 82 #define MAXKEY 1024 /* max size of a database key */ 83 #define MEMCHUNKSIZE 1024 /* chunk size for memory allocation */ 84 #define MAXUSERENVIRON 100 /* max envars saved, must be >= 3 */ 85 #define MAXMAPSTACK 12 /* max # of stacked or sequenced maps */ 86 #if MILTER 87 # define MAXFILTERS 25 /* max # of milter filters */ 88 # define MAXFILTERMACROS 50 /* max # of macros per milter cmd */ 89 #endif /* MILTER */ 90 #define MAXSMTPARGS 20 /* max # of ESMTP args for MAIL/RCPT */ 91 #define MAXTOCLASS 8 /* max # of message timeout classes */ 92 #define MAXRESTOTYPES 3 /* max # of resolver timeout types */ 93 #define MAXMIMEARGS 20 /* max args in Content-Type: */ 94 #define MAXMIMENESTING 20 /* max MIME multipart nesting */ 95 #define QUEUESEGSIZE 1000 /* increment for queue size */ 96 97 #ifndef MAXNOOPCOMMANDS 98 # define MAXNOOPCOMMANDS 20 /* max "noise" commands before slowdown */ 99 #endif /* ! MAXNOOPCOMMANDS */ 100 101 /* 102 ** MAXQFNAME == 2 (size of "qf", "df" prefix) 103 ** + 8 (base 60 encoded date, time & sequence number) 104 ** + 10 (base 10 encoded 32 bit process id) 105 ** + 1 (terminating NUL character). 106 */ 107 108 #define MAXQFNAME 21 /* max qf file name length + 1 */ 109 #define MACBUFSIZE 4096 /* max expanded macro buffer size */ 110 #define TOBUFSIZE SM_ARG_MAX /* max buffer to hold address list */ 111 #define MAXSHORTSTR 203 /* max short string length */ 112 #define MAXMACNAMELEN 25 /* max macro name length */ 113 #define MAXMACROID 0377 /* max macro id number */ 114 /* Must match (BITMAPBITS - 1) */ 115 #ifndef MAXHDRSLEN 116 # define MAXHDRSLEN (32 * 1024) /* max size of message headers */ 117 #endif /* ! MAXHDRSLEN */ 118 #define MAXDAEMONS 10 /* max number of ports to listen to */ 119 #ifndef MAXINTERFACES 120 # define MAXINTERFACES 512 /* number of interfaces to probe */ 121 #endif /* MAXINTERFACES */ 122 #ifndef MAXSYMLINKS 123 # define MAXSYMLINKS 32 /* max number of symlinks in a path */ 124 #endif /* ! MAXSYMLINKS */ 125 #define MAXLINKPATHLEN (MAXPATHLEN * MAXSYMLINKS) /* max link-expanded file */ 126 #define DATA_PROGRESS_TIMEOUT 300 /* how often to check DATA progress */ 127 #define ENHSCLEN 10 /* max len of enhanced status code */ 128 #define DEFAULT_MAX_RCPT 100 /* max number of RCPTs per envelope */ 129 #define MAXQUEUEGROUPS 50 /* max # of queue groups */ 130 /* must be less than BITMAPBITS for DoQueueRun */ 131 #define MAXWORKGROUPS 50 /* max # of work groups */ 132 #define MAXFILESYS BITMAPBITS /* max # of queue file systems 133 * must be <= BITMAPBITS */ 134 #ifndef FILESYS_UPDATE_INTERVAL 135 # define FILESYS_UPDATE_INTERVAL 300 /* how often to update FileSys table */ 136 #endif /* FILESYS_UPDATE_INTERVAL */ 137 138 #ifndef SM_DEFAULT_TTL 139 # define SM_DEFAULT_TTL 3600 /* default TTL for services that don't have one */ 140 #endif /* SM_DEFAULT_TTL */ 141 142 #if SASL 143 # ifndef AUTH_MECHANISMS 144 # if STARTTLS 145 # define AUTH_MECHANISMS "EXTERNAL GSSAPI KERBEROS_V4 DIGEST-MD5 CRAM-MD5" 146 # else /* STARTTLS */ 147 # define AUTH_MECHANISMS "GSSAPI KERBEROS_V4 DIGEST-MD5 CRAM-MD5" 148 # endif /* STARTTLS */ 149 # endif /* ! AUTH_MECHANISMS */ 150 #endif /* SASL */ 151 152 /* 153 ** Default database permissions (alias, maps, etc.) 154 ** Used by sendmail and libsmdb 155 */ 156 157 #ifndef DBMMODE 158 # define DBMMODE 0640 159 #endif /* ! DBMMODE */ 160 161 /* 162 ** Value which means a uid or gid value should not change 163 */ 164 165 #ifndef NO_UID 166 # define NO_UID -1 167 #endif /* ! NO_UID */ 168 #ifndef NO_GID 169 # define NO_GID -1 170 #endif /* ! NO_GID */ 171 172 /********************************************************************** 173 ** Compilation options. 174 ** #define these to 1 if they are available; 175 ** #define them to 0 otherwise. 176 ** All can be overridden from Makefile. 177 **********************************************************************/ 178 179 #ifndef NETINET 180 # define NETINET 1 /* include internet support */ 181 #endif /* ! NETINET */ 182 183 #ifndef NETINET6 184 # define NETINET6 0 /* do not include IPv6 support */ 185 #endif /* ! NETINET6 */ 186 187 #ifndef NETISO 188 # define NETISO 0 /* do not include ISO socket support */ 189 #endif /* ! NETISO */ 190 191 #ifndef NAMED_BIND 192 # define NAMED_BIND 1 /* use Berkeley Internet Domain Server */ 193 #endif /* ! NAMED_BIND */ 194 195 #ifndef XDEBUG 196 # define XDEBUG 1 /* enable extended debugging */ 197 #endif /* ! XDEBUG */ 198 199 #ifndef MATCHGECOS 200 # define MATCHGECOS 1 /* match user names from gecos field */ 201 #endif /* ! MATCHGECOS */ 202 203 #ifndef DSN 204 # define DSN 1 /* include delivery status notification code */ 205 #endif /* ! DSN */ 206 207 #if !defined(USERDB) && (defined(NEWDB) || defined(HESIOD)) 208 # define USERDB 1 /* look in user database */ 209 #endif /* !defined(USERDB) && (defined(NEWDB) || defined(HESIOD)) */ 210 211 #ifndef MIME8TO7 212 # define MIME8TO7 1 /* 8->7 bit MIME conversions */ 213 #endif /* ! MIME8TO7 */ 214 215 #ifndef MIME7TO8 216 # define MIME7TO8 1 /* 7->8 bit MIME conversions */ 217 #endif /* ! MIME7TO8 */ 218 219 #if NAMED_BIND 220 # ifndef DNSMAP 221 # define DNSMAP 1 /* DNS map type */ 222 # endif /* ! DNSMAP */ 223 #endif /* NAMED_BIND */ 224 225 #ifndef PIPELINING 226 # define PIPELINING 1 /* SMTP PIPELINING */ 227 #endif /* PIPELINING */ 228 229 /********************************************************************** 230 ** End of site-specific configuration. 231 **********************************************************************/ 232 233 #include <sm/conf.h> 234 235 #endif /* ! CONF_H */ 236