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Update all copyright messages to cover 1995 - 2009. Remove tab from exim_checkaccess.src
[exim.git] / src / src / globals.c
CommitLineData
0a49a7a4 1/* $Cambridge: exim/src/src/globals.c,v 1.86 2009/11/16 19:50:37 nm4 Exp $ */
059ec3d9
PH		 2
3/*************************************************
4* Exim - an Internet mail transport agent *
5*************************************************/
6
0a49a7a4 7/* Copyright (c) University of Cambridge 1995 - 2009 */
059ec3d9
PH		 8/* See the file NOTICE for conditions of use and distribution. */
9
10/* All the global variables are defined together in this one module, so
11that they are easy to find. */
12
13#include "exim.h"
14
15
16/* The OSF1 linker puts out a worrying warning if any sections contain no
17executable code. It says
18
19Warning: Linking some objects which contain exception information sections
20 and some which do not. This may cause fatal runtime exception handling
21 problems.
22
23As this may cause people to worry needlessly, include a dummy function here
24to stop the message from appearing. Make it reference itself to stop picky
25compilers complaining that it is unused, and put in a dummy argument to stop
26even pickier compilers complaining about infinite loops. */
27
28static void dummy(int x) { dummy(x-1); }
29
30
31/* Generic options for auths, all of which live inside auth_instance
32data blocks and hence have the opt_public flag set. */
33
34optionlist optionlist_auths[] = {
6c512171
PH		 35 { "client_condition", opt_stringptr | opt_public,
36 (void *)(offsetof(auth_instance, client_condition)) },
059ec3d9
PH		 37 { "driver", opt_stringptr | opt_public,
38 (void *)(offsetof(auth_instance, driver_name)) },
39 { "public_name", opt_stringptr | opt_public,
40 (void *)(offsetof(auth_instance, public_name)) },
41 { "server_advertise_condition", opt_stringptr | opt_public,
42 (void *)(offsetof(auth_instance, advertise_condition))},
16ff981e
PH		 43 { "server_condition", opt_stringptr | opt_public,
44 (void *)(offsetof(auth_instance, server_condition)) },
059ec3d9
PH		 45 { "server_debug_print", opt_stringptr | opt_public,
46 (void *)(offsetof(auth_instance, server_debug_string)) },
47 { "server_mail_auth_condition", opt_stringptr | opt_public,
48 (void *)(offsetof(auth_instance, mail_auth_condition)) },
49 { "server_set_id", opt_stringptr | opt_public,
50 (void *)(offsetof(auth_instance, set_id)) }
51};
52
53int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
54
55/* An empty host aliases list. */
56
57uschar *no_aliases = NULL;
58
59
60/* For comments on these variables, see globals.h. I'm too idle to
61duplicate them here... */
62
63#ifdef EXIM_PERL
64uschar *opt_perl_startup = NULL;
65BOOL opt_perl_at_start = FALSE;
66BOOL opt_perl_started = FALSE;
67#endif
68
1a46a8c5
PH		 69#ifdef EXPAND_DLFUNC
70tree_node *dlobj_anchor = NULL;
71#endif
72
059ec3d9
PH		 73#ifdef LOOKUP_IBASE
74uschar *ibase_servers = NULL;
75#endif
76
77#ifdef LOOKUP_LDAP
78uschar *eldap_default_servers = NULL;
79int eldap_version = -1;
80#endif
81
82#ifdef LOOKUP_MYSQL
83uschar *mysql_servers = NULL;
84#endif
85
86#ifdef LOOKUP_ORACLE
87uschar *oracle_servers = NULL;
88#endif
89
90#ifdef LOOKUP_PGSQL
91uschar *pgsql_servers = NULL;
92#endif
93
31480e42
PH		 94#ifdef LOOKUP_SQLITE
95int sqlite_lock_timeout = 5;
96#endif
97
059ec3d9
PH		 98#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
99BOOL move_frozen_messages = FALSE;
100#endif
101
102/* These variables are outside the #ifdef because it keeps the code less
103cluttered in several places (e.g. during logging) if we can always refer to
104them. Also, the tls_ variables are now always visible. */
105
106BOOL tls_active = -1;
107BOOL tls_certificate_verified = FALSE;
108uschar *tls_cipher = NULL;
109BOOL tls_on_connect = FALSE;
110uschar *tls_on_connect_ports = NULL;
111uschar *tls_peerdn = NULL;
112
113#ifdef SUPPORT_TLS
e6060e2c 114BOOL gnutls_compat_mode = FALSE;
83da1223
PH		 115uschar *gnutls_require_mac = NULL;
116uschar *gnutls_require_kx = NULL;
117uschar *gnutls_require_proto = NULL;
059ec3d9
PH		 118const pcre *regex_STARTTLS = NULL;
119uschar *tls_advertise_hosts = NULL; /* This is deliberate */
120uschar *tls_certificate = NULL;
121uschar *tls_crl = NULL;
122uschar *tls_dhparam = NULL;
123BOOL tls_offered = FALSE;
124uschar *tls_privatekey = NULL;
125BOOL tls_remember_esmtp = FALSE;
126uschar *tls_require_ciphers = NULL;
127uschar *tls_try_verify_hosts = NULL;
128uschar *tls_verify_certificates= NULL;
129uschar *tls_verify_hosts = NULL;
130#endif
131
132
133/* Input-reading functions for messages, so we can use special ones for
134incoming TCP/IP. The defaults use stdin. We never need these for any
135stand-alone tests. */
136
137#ifndef STAND_ALONE
138int (*receive_getc)(void) = stdin_getc;
139int (*receive_ungetc)(int) = stdin_ungetc;
140int (*receive_feof)(void) = stdin_feof;
141int (*receive_ferror)(void) = stdin_ferror;
58eb016e 142BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 143#endif
144
145
146/* List of per-address expansion variables for clearing and saving/restoring
147when verifying one address while routing/verifying another. We have to have
148the size explicit, because it is referenced from more than one module. */
149
150uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
151 &deliver_address_data,
152 &deliver_domain,
153 &deliver_domain_data,
154 &deliver_domain_orig,
155 &deliver_domain_parent,
156 &deliver_localpart,
157 &deliver_localpart_data,
158 &deliver_localpart_orig,
159 &deliver_localpart_parent,
160 &deliver_localpart_prefix,
161 &deliver_localpart_suffix,
162 (uschar **)(&deliver_recipients),
163 &deliver_host,
164 &deliver_home,
165 &address_file,
166 &address_pipe,
167 &self_hostname,
168 NULL };
169
170int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
171
172/* General global variables */
173
71fafd95 174header_line *acl_added_headers = NULL;
059ec3d9 175tree_node *acl_anchor = NULL;
8f128379 176
059ec3d9 177uschar *acl_not_smtp = NULL;
54cdb463
PH		 178#ifdef WITH_CONTENT_SCAN
179uschar *acl_not_smtp_mime = NULL;
180#endif
45b91596 181uschar *acl_not_smtp_start = NULL;
8f128379 182
059ec3d9
PH		 183uschar *acl_smtp_auth = NULL;
184uschar *acl_smtp_connect = NULL;
185uschar *acl_smtp_data = NULL;
80a47a2c
TK		 186#ifndef DISABLE_DKIM
187uschar *acl_smtp_dkim = NULL;
188#endif
059ec3d9
PH		 189uschar *acl_smtp_etrn = NULL;
190uschar *acl_smtp_expn = NULL;
191uschar *acl_smtp_helo = NULL;
192uschar *acl_smtp_mail = NULL;
193uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 194#ifdef WITH_CONTENT_SCAN
195uschar *acl_smtp_mime = NULL;
196#endif
8f128379 197uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 198uschar *acl_smtp_predata = NULL;
199uschar *acl_smtp_quit = NULL;
200uschar *acl_smtp_rcpt = NULL;
201uschar *acl_smtp_starttls = NULL;
202uschar *acl_smtp_vrfy = NULL;
8f128379 203
059ec3d9 204BOOL acl_temp_details = FALSE;
38a0a95f
PH		 205tree_node *acl_var_c = NULL;
206tree_node *acl_var_m = NULL;
059ec3d9 207uschar *acl_verify_message = NULL;
059ec3d9
PH		 208string_item *acl_warn_logged = NULL;
209
210/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
211error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
212
213uschar *acl_wherenames[] = { US"RCPT",
214 US"MAIL",
215 US"PREDATA",
8523533c 216 US"MIME",
80a47a2c 217 US"DKIM",
059ec3d9
PH		 218 US"DATA",
219 US"non-SMTP",
220 US"AUTH",
221 US"connection",
222 US"ETRN",
223 US"EXPN",
224 US"EHLO or HELO",
225 US"MAILAUTH",
45b91596 226 US"non-SMTP-start",
8f128379 227 US"NOTQUIT",
059ec3d9
PH		 228 US"QUIT",
229 US"STARTTLS",
230 US"VRFY"
231 };
232
a5bd321b
PH		 233uschar *acl_wherecodes[] = { US"550", /* RCPT */
234 US"550", /* MAIL */
235 US"550", /* PREDATA */
236 US"550", /* MIME */
80a47a2c 237 US"550", /* DKIM */
a5bd321b
PH		 238 US"550", /* DATA */
239 US"0", /* not SMTP; not relevant */
240 US"503", /* AUTH */
241 US"550", /* connect */
242 US"458", /* ETRN */
243 US"550", /* EXPN */
244 US"550", /* HELO/EHLO */
245 US"0", /* MAILAUTH; not relevant */
246 US"0", /* not SMTP; not relevant */
8f128379 247 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 248 US"0", /* QUIT; not relevant */
249 US"550", /* STARTTLS */
250 US"252" /* VRFY */
059ec3d9 251 };
8e669ac1 252
69358f02
PH		 253BOOL active_local_from_check = FALSE;
254BOOL active_local_sender_retain = FALSE;
059ec3d9
PH		 255BOOL accept_8bitmime = FALSE;
256address_item *addr_duplicate = NULL;
257
258address_item address_defaults = {
259 NULL, /* next */
260 NULL, /* parent */
261 NULL, /* first */
262 NULL, /* dupof */
263 NULL, /* start_router */
264 NULL, /* router */
265 NULL, /* transport */
266 NULL, /* host_list */
267 NULL, /* host_used */
268 NULL, /* fallback_hosts */
269 NULL, /* reply */
270 NULL, /* retries */
271 NULL, /* address */
272 NULL, /* unique */
273 NULL, /* cc_local_part */
274 NULL, /* lc_local_part */
275 NULL, /* local_part */
276 NULL, /* prefix */
277 NULL, /* suffix */
278 NULL, /* domain */
279 NULL, /* address_retry_key */
280 NULL, /* domain_retry_key */
281 NULL, /* current_dir */
282 NULL, /* home_dir */
283 NULL, /* message */
284 NULL, /* user_message */
285 NULL, /* onetime_parent */
286 NULL, /* pipe_expandn */
287 NULL, /* return_filename */
288 NULL, /* self_hostname */
289 NULL, /* shadow_message */
290 #ifdef SUPPORT_TLS
291 NULL, /* cipher */
292 NULL, /* peerdn */
293 #endif
294 (uid_t)(-1), /* uid */
295 (gid_t)(-1), /* gid */
296 0, /* flags */
297 { 0 }, /* domain_cache - any larger array should be zeroed */
298 { 0 }, /* localpart_cache - ditto */
299 -1, /* mode */
300 0, /* more_errno */
301 ERRNO_UNKNOWNERROR, /* basic_errno */
302 0, /* child_count */
303 -1, /* return_file */
304 SPECIAL_NONE, /* special_action */
305 DEFER, /* transport_return */
306 { /* fields that are propagated to children */
307 NULL, /* address_data */
308 NULL, /* domain_data */
309 NULL, /* localpart_data */
310 NULL, /* errors_address */
311 NULL, /* extra_headers */
312 NULL, /* remove_headers */
384152a6
TK		 313#ifdef EXPERIMENTAL_SRS
314 NULL, /* srs_sender */
315#endif
059ec3d9
PH		 316 }
317};
318
319uschar *address_file = NULL;
320uschar *address_pipe = NULL;
321BOOL address_test_mode = FALSE;
322tree_node *addresslist_anchor = NULL;
323int addresslist_count = 0;
324gid_t *admin_groups = NULL;
325BOOL admin_user = FALSE;
c46782ef 326BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 327BOOL allow_domain_literals = FALSE;
328BOOL allow_mx_to_ip = FALSE;
329BOOL allow_unqualified_recipient = TRUE; /* For local messages */
330BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
331BOOL allow_utf8_domains = FALSE;
332uschar *authenticated_id = NULL;
333uschar *authenticated_sender = NULL;
334BOOL authentication_failed = FALSE;
335auth_instance *auths = NULL;
336uschar *auth_advertise_hosts = US"*";
337auth_instance auth_defaults = {
338 NULL, /* chain pointer */
339 NULL, /* name */
340 NULL, /* info */
341 NULL, /* private options block pointer */
342 NULL, /* driver_name */
343 NULL, /* advertise_condition */
6c512171 344 NULL, /* client_condition */
059ec3d9
PH		 345 NULL, /* public_name */
346 NULL, /* set_id */
347 NULL, /* server_mail_auth_condition */
348 NULL, /* server_debug_string */
16ff981e 349 NULL, /* server_condition */
059ec3d9
PH		 350 FALSE, /* client */
351 FALSE, /* server */
352 FALSE /* advertised */
353};
354
355uschar *auth_defer_msg = US"reason not recorded";
356uschar *auth_defer_user_msg = US"";
f78eb7c6 357uschar *auth_vars[AUTH_VARS];
059ec3d9 358int auto_thaw = 0;
8523533c
TK		 359#ifdef WITH_CONTENT_SCAN
360uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
361#endif
059ec3d9
PH		 362
363BOOL background_daemon = TRUE;
9a799bc0
PH		 364
365#if BASE_62 == 62
059ec3d9
PH		 366uschar *base62_chars=
367 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 368#else
369uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
370#endif
371
059ec3d9
PH		 372uschar *bi_command = NULL;
373uschar *big_buffer = NULL;
374int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 375#ifdef EXPERIMENTAL_BRIGHTMAIL
376uschar *bmi_alt_location = NULL;
377uschar *bmi_base64_tracker_verdict = NULL;
378uschar *bmi_base64_verdict = NULL;
379uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
380int bmi_deliver = 1;
381int bmi_run = 0;
382uschar *bmi_verdicts = NULL;
383#endif
059ec3d9
PH		 384int body_linecount = 0;
385int body_zerocount = 0;
386uschar *bounce_message_file = NULL;
387uschar *bounce_message_text = NULL;
388uschar *bounce_recipient = NULL;
389BOOL bounce_return_body = TRUE;
390BOOL bounce_return_message = TRUE;
391int bounce_return_size_limit = 100*1024;
392uschar *bounce_sender_authentication = NULL;
393int bsmtp_transaction_linecount = 0;
394
395int callout_cache_domain_positive_expire = 7*24*60*60;
396int callout_cache_domain_negative_expire = 3*60*60;
397int callout_cache_positive_expire = 24*60*60;
398int callout_cache_negative_expire = 2*60*60;
399uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 400uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
059ec3d9
PH		 401int check_log_inodes = 0;
402int check_log_space = 0;
a0d6ba8a 403BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 404int check_spool_inodes = 0;
405int check_spool_space = 0;
406int clmacro_count = 0;
407uschar *clmacros[MAX_CLMACROS];
408BOOL config_changed = FALSE;
409FILE *config_file = NULL;
410uschar *config_filename = NULL;
411int config_lineno = 0;
35edf2ff
PH		 412#ifdef CONFIGURE_GROUP
413gid_t config_gid = CONFIGURE_GROUP;
414#endif
059ec3d9
PH		 415uschar *config_main_filelist = US CONFIGURE_FILE
416 "\0<-----------Space to patch configure_filename->";
417uschar *config_main_filename = NULL;
418
419#ifdef CONFIGURE_OWNER
420uid_t config_uid = CONFIGURE_OWNER;
421#endif
422
423int connection_max_messages= -1;
424uschar *continue_hostname = NULL;
425uschar *continue_host_address = NULL;
426BOOL continue_more = FALSE;
427int continue_sequence = 1;
428uschar *continue_transport = NULL;
429
e5a9dba6
PH		 430uschar *csa_status = NULL;
431
059ec3d9
PH		 432BOOL daemon_listen = FALSE;
433uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 434int daemon_startup_retries = 9;
435int daemon_startup_sleep = 30;
6a8f9482
TK		 436
437#ifdef EXPERIMENTAL_DCC
438BOOL dcc_direct_add_header = FALSE;
439uschar *dcc_header = NULL;
440uschar *dcc_result = NULL;
441uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
442uschar *dccifd_options = US"header";
443#endif
444
3d235903 445BOOL debug_daemon = FALSE;
059ec3d9
PH		 446int debug_fd = -1;
447FILE *debug_file = NULL;
448bit_table debug_options[] = {
449 { US"acl", D_acl },
450 { US"all", D_all },
451 { US"auth", D_auth },
452 { US"deliver", D_deliver },
453 { US"dns", D_dns },
454 { US"dnsbl", D_dnsbl },
455 { US"exec", D_exec },
456 { US"expand", D_expand },
457 { US"filter", D_filter },
458 { US"hints_lookup", D_hints_lookup },
459 { US"host_lookup", D_host_lookup },
460 { US"ident", D_ident },
461 { US"interface", D_interface },
462 { US"lists", D_lists },
463 { US"load", D_load },
464 { US"local_scan", D_local_scan },
465 { US"lookup", D_lookup },
466 { US"memory", D_memory },
467 { US"pid", D_pid },
468 { US"process_info", D_process_info },
469 { US"queue_run", D_queue_run },
470 { US"receive", D_receive },
471 { US"resolver", D_resolver },
472 { US"retry", D_retry },
473 { US"rewrite", D_rewrite },
474 { US"route", D_route },
475 { US"timestamp", D_timestamp },
476 { US"tls", D_tls },
477 { US"transport", D_transport },
478 { US"uid", D_uid },
479 { US"verify", D_verify }
480};
481int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
482unsigned int debug_selector = 0;
483int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 484uschar *delay_warning_condition=
485 US"${if or {"
e85a7ad5 486 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 487 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
488 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
489 "} {no}{yes}}";
059ec3d9
PH		 490BOOL delivery_date_remove = TRUE;
491uschar *deliver_address_data = NULL;
492int deliver_datafile = -1;
493uschar *deliver_domain = NULL;
494uschar *deliver_domain_data = NULL;
495uschar *deliver_domain_orig = NULL;
496uschar *deliver_domain_parent = NULL;
497BOOL deliver_drop_privilege = FALSE;
498BOOL deliver_firsttime = FALSE;
499BOOL deliver_force = FALSE;
500BOOL deliver_freeze = FALSE;
501int deliver_frozen_at = 0;
502uschar *deliver_home = NULL;
503uschar *deliver_host = NULL;
504uschar *deliver_host_address = NULL;
505uschar *deliver_in_buffer = NULL;
506ino_t deliver_inode = 0;
507uschar *deliver_localpart = NULL;
508uschar *deliver_localpart_data = NULL;
509uschar *deliver_localpart_orig = NULL;
510uschar *deliver_localpart_parent = NULL;
511uschar *deliver_localpart_prefix = NULL;
512uschar *deliver_localpart_suffix = NULL;
513BOOL deliver_force_thaw = FALSE;
514BOOL deliver_manual_thaw = FALSE;
515uschar *deliver_out_buffer = NULL;
516int deliver_queue_load_max = -1;
517address_item *deliver_recipients = NULL;
518uschar *deliver_selectstring = NULL;
519BOOL deliver_selectstring_regex = FALSE;
520uschar *deliver_selectstring_sender = NULL;
521BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 522#ifdef WITH_OLD_DEMIME
523int demime_errorlevel = 0;
524int demime_ok = 0;
525uschar *demime_reason = NULL;
526#endif
4c590bd1 527BOOL disable_callout_flush = FALSE;
047bdd8c 528BOOL disable_delay_flush = FALSE;
54fc8428
PH		 529#ifdef ENABLE_DISABLE_FSYNC
530BOOL disable_fsync = FALSE;
531#endif
7e66e54d 532BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 533BOOL disable_logging = FALSE;
534
80a47a2c 535#ifndef DISABLE_DKIM
2df588c9 536uschar *dkim_cur_signer = NULL;
9e5d6b55 537uschar *dkim_signers = NULL;
f7572e5a
TK		 538uschar *dkim_signing_domain = NULL;
539uschar *dkim_signing_selector = NULL;
9e5d6b55 540uschar *dkim_verify_signers = US"$dkim_signers";
80a47a2c
TK		 541BOOL dkim_collect_input = FALSE;
542BOOL dkim_disable_verify = FALSE;
f7572e5a
TK		 543#endif
544
059ec3d9 545uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 546int dns_csa_search_limit = 5;
547BOOL dns_csa_use_reverse = TRUE;
059ec3d9
PH		 548uschar *dns_ipv4_lookup = NULL;
549int dns_retrans = 0;
550int dns_retry = 0;
551uschar *dnslist_domain = NULL;
93655c46 552uschar *dnslist_matched = NULL;
059ec3d9
PH		 553uschar *dnslist_text = NULL;
554uschar *dnslist_value = NULL;
555tree_node *domainlist_anchor = NULL;
556int domainlist_count = 0;
557BOOL dont_deliver = FALSE;
558BOOL dot_ends = TRUE;
559BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 560uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 561
562BOOL enable_dollar_recipients = FALSE;
563BOOL envelope_to_remove = TRUE;
564int errno_quota = ERRNO_QUOTA;
565uschar *errors_copy = NULL;
566int error_handling = ERRORS_SENDER;
567uschar *errors_reply_to = NULL;
568int errors_sender_rc = EXIT_FAILURE;
569
570gid_t exim_gid = EXIM_GID;
571BOOL exim_gid_set = TRUE; /* This gid is always set */
572uschar *exim_path = US BIN_DIRECTORY "/exim"
573 "\0<---------------Space to patch exim_path->";
574uid_t exim_uid = EXIM_UID;
575BOOL exim_uid_set = TRUE; /* This uid is always set */
576int expand_forbid = 0;
577int expand_nlength[EXPAND_MAXN+1];
578int expand_nmax = -1;
579uschar *expand_nstring[EXPAND_MAXN+1];
580BOOL expand_string_forcedfail = FALSE;
581uschar *expand_string_message;
582BOOL extract_addresses_remove_arguments = TRUE;
583uschar *extra_local_interfaces = NULL;
584
29aba418 585int fake_response = OK;
0e22dfd1
PH		 586uschar *fake_response_text = US"Your message has been rejected but is "
587 "being kept for evaluation.\nIf it was a "
588 "legitimate message, it may still be "
589 "delivered to the target recipient(s).";
059ec3d9
PH		 590int filter_n[FILTER_VARIABLE_COUNT];
591BOOL filter_running = FALSE;
592int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 593int filter_test = FTEST_NONE;
594uschar *filter_test_sfile = NULL;
595uschar *filter_test_ufile = NULL;
059ec3d9
PH		 596uschar *filter_thisaddress = NULL;
597int finduser_retries = 0;
8523533c
TK		 598#ifdef WITH_OLD_DEMIME
599uschar *found_extension = NULL;
600#endif
059ec3d9
PH		 601uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
602uschar *freeze_tell = NULL;
6a3f1455 603uschar *freeze_tell_config = NULL;
059ec3d9
PH		 604uschar *fudged_queue_times = US"";
605
606uschar *gecos_name = NULL;
607uschar *gecos_pattern = NULL;
608rewrite_rule *global_rewrite_rules = NULL;
609
610uschar *headers_charset = US HEADERS_CHARSET;
611int header_insert_maxlen = 64 * 1024;
612header_line *header_last = NULL;
613header_line *header_list = NULL;
614int header_maxsize = HEADER_MAXSIZE;
615int header_line_maxsize = 0;
616
617header_name header_names[] = {
618 { US"bcc", 3, TRUE, htype_bcc },
619 { US"cc", 2, TRUE, htype_cc },
620 { US"date", 4, TRUE, htype_date },
621 { US"delivery-date", 13, FALSE, htype_delivery_date },
622 { US"envelope-to", 11, FALSE, htype_envelope_to },
623 { US"from", 4, TRUE, htype_from },
624 { US"message-id", 10, TRUE, htype_id },
625 { US"received", 8, FALSE, htype_received },
626 { US"reply-to", 8, FALSE, htype_reply_to },
627 { US"return-path", 11, FALSE, htype_return_path },
628 { US"sender", 6, TRUE, htype_sender },
629 { US"subject", 7, FALSE, htype_subject },
630 { US"to", 2, TRUE, htype_to }
631};
632
633int header_names_size = sizeof(header_names)/sizeof(header_name);
634
635BOOL header_rewritten = FALSE;
636uschar *helo_accept_junk_hosts = NULL;
637uschar *helo_allow_chars = US"";
638uschar *helo_lookup_domains = US"@ : @[]";
639uschar *helo_try_verify_hosts = NULL;
640BOOL helo_verified = FALSE;
d7b47fd0 641BOOL helo_verify_failed = FALSE;
059ec3d9
PH		 642uschar *helo_verify_hosts = NULL;
643uschar *hex_digits = US"0123456789abcdef";
644uschar *hold_domains = NULL;
645BOOL host_checking = FALSE;
646BOOL host_checking_callout = FALSE;
647uschar *host_data = NULL;
648BOOL host_find_failed_syntax= FALSE;
649uschar *host_lookup = NULL;
b08b24c8 650BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 651BOOL host_lookup_failed = FALSE;
652uschar *host_lookup_order = US"bydns:byaddr";
653uschar *host_lookup_msg = US"";
654int host_number = 0;
655uschar *host_number_string = NULL;
656uschar *host_reject_connection = NULL;
657tree_node *hostlist_anchor = NULL;
658int hostlist_count = 0;
659uschar *hosts_treat_as_local = NULL;
660uschar *hosts_connection_nolog = NULL;
661
662int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
663BOOL ignore_fromline_local = FALSE;
664uschar *ignore_fromline_hosts = NULL;
665uschar *interface_address = NULL;
666int interface_port = -1;
667BOOL is_inetd = FALSE;
0ce9abe6 668uschar *iterate_item = NULL;
059ec3d9
PH		 669
670int journal_fd = -1;
671
672int keep_malformed = 4*24*60*60; /* 4 days */
673
674uschar *eldap_dn = NULL;
675int load_average = -2;
676BOOL local_error_message = FALSE;
677BOOL local_from_check = TRUE;
678uschar *local_from_prefix = NULL;
679uschar *local_from_suffix = NULL;
680
681#if HAVE_IPV6
682uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
683#else
684uschar *local_interfaces = US"0.0.0.0";
685#endif
686
687uschar *local_scan_data = NULL;
688int local_scan_timeout = 5*60;
689BOOL local_sender_retain = FALSE;
690gid_t local_user_gid = (gid_t)(-1);
691uid_t local_user_uid = (uid_t)(-1);
692
693tree_node *localpartlist_anchor= NULL;
694int localpartlist_count = 0;
695uschar *log_buffer = NULL;
696unsigned int log_extra_selector = LX_default;
697uschar *log_file_path = US LOG_FILE_PATH
698 "\0<--------------Space to patch log_file_path->";
699
700/* Those log options with L_xxx identifiers have values less than 0x800000 and
701are the ones that get put into log_write_selector. They can be used in calls to
702log_write() to test for the bit. The options with LX_xxx identifiers have
703values greater than 0x80000000 and are put int log_extra_selector (without the
704top bit). They are never used in calls to log_write(), but are tested
705independently. This separation became necessary when the number of log
706selectors was getting close to filling a 32-bit word. */
707
f3f065bb
PH		 708/* Note that this list must be in alphabetical order. */
709
059ec3d9 710bit_table log_options[] = {
49826d12 711 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 712 { US"address_rewrite", L_address_rewrite },
713 { US"all", L_all },
714 { US"all_parents", L_all_parents },
715 { US"arguments", LX_arguments },
716 { US"connection_reject", L_connection_reject },
717 { US"delay_delivery", L_delay_delivery },
718 { US"deliver_time", LX_deliver_time },
719 { US"delivery_size", LX_delivery_size },
720 { US"dnslist_defer", L_dnslist_defer },
721 { US"etrn", L_etrn },
722 { US"host_lookup_failed", L_host_lookup_failed },
723 { US"ident_timeout", LX_ident_timeout },
724 { US"incoming_interface", LX_incoming_interface },
725 { US"incoming_port", LX_incoming_port },
726 { US"lost_incoming_connection", L_lost_incoming_connection },
727 { US"outgoing_port", LX_outgoing_port },
f3f065bb 728 { US"pid", LX_pid },
059ec3d9
PH		 729 { US"queue_run", L_queue_run },
730 { US"queue_time", LX_queue_time },
2ac0e484 731 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 732 { US"received_recipients", LX_received_recipients },
733 { US"received_sender", LX_received_sender },
734 { US"rejected_header", LX_rejected_header },
735 { US"rejected_headers", LX_rejected_header },
736 { US"retry_defer", L_retry_defer },
737 { US"return_path_on_delivery", LX_return_path_on_delivery },
738 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 739 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 740 { US"size_reject", L_size_reject },
741 { US"skip_delivery", L_skip_delivery },
742 { US"smtp_confirmation", LX_smtp_confirmation },
743 { US"smtp_connection", L_smtp_connection },
744 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
b4ed4da0 745 { US"smtp_no_mail", LX_smtp_no_mail },
059ec3d9
PH		 746 { US"smtp_protocol_error", L_smtp_protocol_error },
747 { US"smtp_syntax_error", L_smtp_syntax_error },
748 { US"subject", LX_subject },
749 { US"tls_certificate_verified", LX_tls_certificate_verified },
750 { US"tls_cipher", LX_tls_cipher },
1130bfb0
PH		 751 { US"tls_peerdn", LX_tls_peerdn },
752 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 753};
754
755int log_options_count = sizeof(log_options)/sizeof(bit_table);
6ea85e9a 756int log_reject_target = 0;
059ec3d9
PH		 757uschar *log_selector_string = NULL;
758FILE *log_stderr = NULL;
759BOOL log_testing_mode = FALSE;
760BOOL log_timezone = FALSE;
6ea85e9a 761unsigned int log_write_selector= L_default;
059ec3d9
PH		 762uschar *login_sender_address = NULL;
763int lookup_open_max = 25;
764uschar *lookup_value = NULL;
765
766macro_item *macros = NULL;
767uschar *mailstore_basename = NULL;
8523533c
TK		 768#ifdef WITH_CONTENT_SCAN
769uschar *malware_name = NULL; /* Virus Name */
770#endif
d677b2f2 771int max_received_linelength= 0;
059ec3d9
PH		 772int max_username_length = 0;
773int message_age = 0;
774uschar *message_body = NULL;
775uschar *message_body_end = NULL;
ddea74fa 776BOOL message_body_newlines = FALSE;
059ec3d9
PH		 777int message_body_size = 0;
778int message_body_visible = 500;
779int message_ended = END_NOTSTARTED;
780uschar *message_headers = NULL;
781uschar *message_id;
782uschar *message_id_domain = NULL;
783uschar *message_id_text = NULL;
784struct timeval message_id_tv = { 0, 0 };
785uschar message_id_option[MESSAGE_ID_LENGTH + 3];
786uschar *message_id_external;
787int message_linecount = 0;
788BOOL message_logs = TRUE;
789int message_size = 0;
790uschar *message_size_limit = US"50M";
791uschar message_subdir[2] = { 0, 0 };
792uschar *message_reference = NULL;
8523533c
TK		 793
794/* MIME ACL expandables */
795#ifdef WITH_CONTENT_SCAN
f7b63901 796int mime_anomaly_level = 0;
8523533c
TK		 797uschar *mime_anomaly_text = NULL;
798uschar *mime_boundary = NULL;
799uschar *mime_charset = NULL;
800uschar *mime_content_description = NULL;
801uschar *mime_content_disposition = NULL;
802uschar *mime_content_id = NULL;
803unsigned int mime_content_size = 0;
804uschar *mime_content_transfer_encoding = NULL;
805uschar *mime_content_type = NULL;
806uschar *mime_decoded_filename = NULL;
807uschar *mime_filename = NULL;
808int mime_is_multipart = 0;
809int mime_is_coverletter = 0;
810int mime_is_rfc822 = 0;
811int mime_part_count = -1;
812#endif
813
059ec3d9
PH		 814BOOL mua_wrapper = FALSE;
815
816uid_t *never_users = NULL;
8523533c
TK		 817#ifdef WITH_CONTENT_SCAN
818BOOL no_mbox_unspool = FALSE;
819#endif
059ec3d9
PH		 820BOOL no_multiline_responses = FALSE;
821
822uid_t original_euid;
823gid_t originator_gid;
824uschar *originator_login = NULL;
825uschar *originator_name = NULL;
826uid_t originator_uid;
827uschar *override_local_interfaces = NULL;
828uschar *override_pid_file_path = NULL;
829
830BOOL parse_allow_group = FALSE;
831BOOL parse_found_group = FALSE;
832uschar *percent_hack_domains = NULL;
833uschar *pid_file_path = US PID_FILE_PATH
834 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 835BOOL pipelining_enable = TRUE;
059ec3d9
PH		 836uschar *pipelining_advertise_hosts = US"*";
837BOOL preserve_message_logs = FALSE;
838uschar *primary_hostname = NULL;
839BOOL print_topbitchars = FALSE;
840uschar process_info[PROCESS_INFO_SIZE];
841uschar *process_log_path = NULL;
842BOOL prod_requires_admin = TRUE;
fffda43a
TK		 843uschar *prvscheck_address = NULL;
844uschar *prvscheck_keynum = NULL;
845uschar *prvscheck_result = NULL;
846
059ec3d9
PH		 847
848uschar *qualify_domain_recipient = NULL;
849uschar *qualify_domain_sender = NULL;
850BOOL queue_2stage = FALSE;
851uschar *queue_domains = NULL;
852int queue_interval = -1;
853BOOL queue_list_requires_admin = TRUE;
854BOOL queue_only = FALSE;
855uschar *queue_only_file = NULL;
856int queue_only_load = -1;
8669f003 857BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 858BOOL queue_only_override = TRUE;
859BOOL queue_only_policy = FALSE;
860BOOL queue_run_first_delivery = FALSE;
861BOOL queue_run_force = FALSE;
862BOOL queue_run_in_order = FALSE;
863BOOL queue_run_local = FALSE;
864int queue_run_max = 5;
865pid_t queue_run_pid = (pid_t)0;
866int queue_run_pipe = -1;
867BOOL queue_running = FALSE;
868BOOL queue_smtp = FALSE;
869uschar *queue_smtp_domains = NULL;
870
871unsigned int random_seed = 0;
fe0dab11 872tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 873tree_node *ratelimiters_conn = NULL;
874tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 875uschar *raw_active_hostname = NULL;
876uschar *raw_sender = NULL;
877uschar **raw_recipients = NULL;
878int raw_recipients_count = 0;
879
880int rcpt_count = 0;
881int rcpt_fail_count = 0;
882int rcpt_defer_count = 0;
883gid_t real_gid;
884uid_t real_uid;
885BOOL really_exim = TRUE;
886BOOL receive_call_bombout = FALSE;
887int receive_linecount = 0;
888int receive_messagecount = 0;
889int receive_timeout = 0;
890int received_count = 0;
891uschar *received_for = NULL;
892
893/* This is the default text for Received headers generated by Exim. The
894date will be automatically added on the end. */
895
896uschar *received_header_text = US
897 "Received: "
898 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 899 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 900 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
901 "by $primary_hostname "
902 "${if def:received_protocol {with $received_protocol}} "
903 #ifdef SUPPORT_TLS
904 "${if def:tls_cipher {($tls_cipher)\n\t}}"
905 #endif
906 "(Exim $version_number)\n\t"
3e46c1aa 907 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 908 "id $message_exim_id"
059ec3d9
PH		 909 "${if def:received_for {\n\tfor $received_for}}"
910 "\0<---------------Space to patch received_header_text->";
911
912int received_headers_max = 30;
913uschar *received_protocol = NULL;
914int received_time = 0;
915uschar *recipient_data = NULL;
916uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 917uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 918int recipients_count = 0;
919BOOL recipients_discarded = FALSE;
920recipient_item *recipients_list = NULL;
921int recipients_list_max = 0;
922int recipients_max = 0;
923BOOL recipients_max_reject = FALSE;
924const pcre *regex_AUTH = NULL;
925const pcre *regex_check_dns_names = NULL;
926const pcre *regex_From = NULL;
f1513293 927const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 928const pcre *regex_PIPELINING = NULL;
929const pcre *regex_SIZE = NULL;
a5bd321b 930const pcre *regex_smtp_code = NULL;
059ec3d9 931const pcre *regex_ismsgid = NULL;
8523533c
TK		 932#ifdef WITH_CONTENT_SCAN
933uschar *regex_match_string = NULL;
934#endif
059ec3d9
PH		 935int remote_delivery_count = 0;
936int remote_max_parallel = 2;
937uschar *remote_sort_domains = NULL;
938int retry_data_expire = 7*24*60*60;
939int retry_interval_max = 24*60*60;
940int retry_maximum_timeout = 0; /* set from retry config */
941retry_config *retries = NULL;
942uschar *return_path = NULL;
943BOOL return_path_remove = TRUE;
944int rewrite_existflags = 0;
945uschar *rfc1413_hosts = US"*";
8def5aaf 946int rfc1413_query_timeout = 5;
059ec3d9
PH		 947/* BOOL rfc821_domains = FALSE; <<< on the way out */
948uid_t root_uid = ROOT_UID;
949
950router_instance *routers = NULL;
951router_instance router_defaults = {
952 NULL, /* chain pointer */
953 NULL, /* name */
954 NULL, /* info */
955 NULL, /* private options block pointer */
956 NULL, /* driver name */
957
958 NULL, /* address_data */
8523533c
TK		 959#ifdef EXPERIMENTAL_BRIGHTMAIL
960 NULL, /* bmi_rule */
8e669ac1 961#endif
059ec3d9
PH		 962 NULL, /* cannot_route_message */
963 NULL, /* condition */
964 NULL, /* current_directory */
965 NULL, /* debug_string */
966 NULL, /* domains */
967 NULL, /* errors_to */
968 NULL, /* expand_gid */
969 NULL, /* expand_uid */
970 NULL, /* expand_more */
971 NULL, /* expand_unseen */
972 NULL, /* extra_headers */
973 NULL, /* fallback_hosts */
974 NULL, /* home_directory */
975 NULL, /* ignore_target_hosts */
976 NULL, /* local_parts */
977 NULL, /* pass_router_name */
978 NULL, /* prefix */
979 NULL, /* redirect_router_name */
980 NULL, /* remove_headers */
981 NULL, /* require_files */
982 NULL, /* router_home_directory */
983 US"freeze", /* self */
984 NULL, /* senders */
985 NULL, /* suffix */
986 NULL, /* translate_ip_address */
987 NULL, /* transport_name */
988
989 TRUE, /* address_test */
8523533c
TK		 990#ifdef EXPERIMENTAL_BRIGHTMAIL
991 FALSE, /* bmi_deliver_alternate */
992 FALSE, /* bmi_deliver_default */
993 FALSE, /* bmi_dont_deliver */
994#endif
059ec3d9
PH		 995 TRUE, /* expn */
996 FALSE, /* caseful_local_part */
997 FALSE, /* check_local_user */
998 FALSE, /* disable_logging */
999 FALSE, /* fail_verify_recipient */
1000 FALSE, /* fail_verify_sender */
1001 FALSE, /* gid_set */
1002 FALSE, /* initgroups */
1003 TRUE_UNSET, /* log_as_local */
1004 TRUE, /* more */
1005 FALSE, /* pass_on_timeout */
1006 FALSE, /* prefix_optional */
1007 TRUE, /* repeat_use */
1008 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1009 FALSE, /* same_domain_copy_routing */
1010 FALSE, /* self_rewrite */
1011 FALSE, /* suffix_optional */
1012 FALSE, /* verify_only */
1013 TRUE, /* verify_recipient */
1014 TRUE, /* verify_sender */
1015 FALSE, /* uid_set */
1016 FALSE, /* unseen */
1017
1018 self_freeze, /* self_code */
1019 (uid_t)(-1), /* uid */
1020 (gid_t)(-1), /* gid */
1021
1022 NULL, /* fallback_hostlist */
1023 NULL, /* transport instance */
1024 NULL, /* pass_router */
1025 NULL /* redirect_router */
1026};
1027
1028ip_address_item *running_interfaces = NULL;
1029BOOL running_in_test_harness = FALSE;
1030
1031/* This is a weird one. The following string gets patched in the binary by the
1032script that sets up a copy of Exim for running in the test harness. It seems
1033that compilers are now clever, and share constant strings if they can.
1034Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1035make use of the end of this string in order to save space. So the patching then
8669f003 1036wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1037onto the end of the string. */
1038
1039uschar *running_status = US">>>running<<<" "\0EXTRA";
1040
1041int runrc = 0;
1042
1043uschar *search_error_message = NULL;
1044BOOL search_find_defer = FALSE;
1045uschar *self_hostname = NULL;
1046uschar *sender_address = NULL;
1047unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1048uschar *sender_address_data = NULL;
059ec3d9
PH		 1049BOOL sender_address_forced = FALSE;
1050uschar *sender_address_unrewritten = NULL;
1051uschar *sender_data = NULL;
1052unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1053uschar *sender_fullhost = NULL;
1054uschar *sender_helo_name = NULL;
1055uschar **sender_host_aliases = &no_aliases;
1056uschar *sender_host_address = NULL;
1057uschar *sender_host_authenticated = NULL;
1058unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1059uschar *sender_host_name = NULL;
1060int sender_host_port = 0;
1061BOOL sender_host_notsocket = FALSE;
1062BOOL sender_host_unknown = FALSE;
1063uschar *sender_ident = NULL;
1064BOOL sender_local = FALSE;
2fe1a124 1065BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1066uschar *sender_rate = NULL;
1067uschar *sender_rate_limit = NULL;
1068uschar *sender_rate_period = NULL;
059ec3d9
PH		 1069uschar *sender_rcvhost = NULL;
1070BOOL sender_set_untrusted = FALSE;
1071uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1072uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1073address_item *sender_verified_list = NULL;
1074address_item *sender_verified_failed = NULL;
1075int sender_verified_rc = -1;
1076BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1077uschar *sending_ip_address = NULL;
1078int sending_port = -1;
059ec3d9
PH		 1079volatile BOOL sigalrm_seen = FALSE;
1080uschar **sighup_argv = NULL;
1081int smtp_accept_count = 0;
1082BOOL smtp_accept_keepalive = TRUE;
1083int smtp_accept_max = 20;
1084int smtp_accept_max_nonmail= 10;
1085uschar *smtp_accept_max_nonmail_hosts = US"*";
1086int smtp_accept_max_per_connection = 1000;
1087uschar *smtp_accept_max_per_host = NULL;
1088int smtp_accept_queue = 0;
1089int smtp_accept_queue_per_connection = 10;
1090int smtp_accept_reserve = 0;
1091uschar *smtp_active_hostname = NULL;
1092BOOL smtp_authenticated = FALSE;
1f5b4c3d 1093uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1094 "Exim $version_number $tod_full"
1095 "\0<---------------Space to patch smtp_banner->";
1096BOOL smtp_batched_input = FALSE;
1097BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1098int smtp_ch_index = 0;
3ee512ff
PH		 1099uschar *smtp_cmd_argument = NULL;
1100uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1101time_t smtp_connection_start = 0;
1102uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1103int smtp_connect_backlog = 20;
1104double smtp_delay_mail = 0.0;
1105double smtp_delay_rcpt = 0.0;
1106BOOL smtp_enforce_sync = TRUE;
1107FILE *smtp_in = NULL;
1108BOOL smtp_input = FALSE;
1109int smtp_load_reserve = -1;
1110int smtp_mailcmd_count = 0;
1111FILE *smtp_out = NULL;
1112uschar *smtp_etrn_command = NULL;
1113BOOL smtp_etrn_serialize = TRUE;
1114int smtp_max_synprot_errors= 3;
1115int smtp_max_unknown_commands = 3;
8f128379 1116uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1117uschar *smtp_ratelimit_hosts = NULL;
1118uschar *smtp_ratelimit_mail = NULL;
1119uschar *smtp_ratelimit_rcpt = NULL;
1120uschar *smtp_read_error = US"";
1121int smtp_receive_timeout = 5*60;
1122uschar *smtp_reserve_hosts = NULL;
1123BOOL smtp_return_error_details = FALSE;
1124int smtp_rlm_base = 0;
1125double smtp_rlm_factor = 0.0;
1126int smtp_rlm_limit = 0;
1127int smtp_rlm_threshold = INT_MAX;
1128int smtp_rlr_base = 0;
1129double smtp_rlr_factor = 0.0;
1130int smtp_rlr_limit = 0;
1131int smtp_rlr_threshold = INT_MAX;
1132BOOL smtp_use_pipelining = FALSE;
1133BOOL smtp_use_size = FALSE;
8523533c
TK		 1134
1135#ifdef WITH_CONTENT_SCAN
1136uschar *spamd_address = US"127.0.0.1 783";
1137uschar *spam_bar = NULL;
1138uschar *spam_report = NULL;
1139uschar *spam_score = NULL;
1140uschar *spam_score_int = NULL;
1141#endif
1142#ifdef EXPERIMENTAL_SPF
65a7d8c3 1143uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1144uschar *spf_header_comment = NULL;
1145uschar *spf_received = NULL;
1146uschar *spf_result = NULL;
1147uschar *spf_smtp_comment = NULL;
1148#endif
1149
059ec3d9
PH		 1150BOOL split_spool_directory = FALSE;
1151uschar *spool_directory = US SPOOL_DIRECTORY
1152 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1153#ifdef EXPERIMENTAL_SRS
1154uschar *srs_config = NULL;
1155uschar *srs_db_address = NULL;
1156uschar *srs_db_key = NULL;
384152a6
TK		 1157int srs_hashlength = 6;
1158int srs_hashmin = -1;
1159int srs_maxage = 31;
8523533c
TK		 1160uschar *srs_orig_recipient = NULL;
1161uschar *srs_orig_sender = NULL;
1162uschar *srs_recipient = NULL;
384152a6 1163uschar *srs_secrets = NULL;
8523533c 1164uschar *srs_status = NULL;
384152a6
TK		 1165BOOL srs_usehash = TRUE;
1166BOOL srs_usetimestamp = TRUE;
8e669ac1 1167#endif
38a0a95f 1168BOOL strict_acl_vars = FALSE;
059ec3d9
PH		 1169int string_datestamp_offset= -1;
1170BOOL strip_excess_angle_brackets = FALSE;
1171BOOL strip_trailing_dot = FALSE;
1172uschar *submission_domain = NULL;
1173BOOL submission_mode = FALSE;
2fe1a124 1174uschar *submission_name = NULL;
8800895a 1175BOOL suppress_local_fixups = FALSE;
059ec3d9
PH		 1176BOOL synchronous_delivery = FALSE;
1177BOOL syslog_duplication = TRUE;
1178int syslog_facility = LOG_MAIL;
1179uschar *syslog_processname = US"exim";
1180BOOL syslog_timestamp = TRUE;
1181uschar *system_filter = NULL;
1182
1183uschar *system_filter_directory_transport = NULL;
1184uschar *system_filter_file_transport = NULL;
1185uschar *system_filter_pipe_transport = NULL;
1186uschar *system_filter_reply_transport = NULL;
1187
1188gid_t system_filter_gid = 0;
1189BOOL system_filter_gid_set = FALSE;
1190uid_t system_filter_uid = 0;
1191BOOL system_filter_uid_set = FALSE;
1192BOOL system_filtering = FALSE;
1193
1194BOOL tcp_nodelay = TRUE;
8669f003 1195int test_harness_load_avg = 0;
059ec3d9
PH		 1196int thismessage_size_limit = 0;
1197int timeout_frozen_after = 0;
1198BOOL timestamps_utc = FALSE;
1199
1200transport_instance *transports = NULL;
1201
1202transport_instance transport_defaults = {
1203 NULL, /* chain pointer */
1204 NULL, /* name */
1205 NULL, /* info */
1206 NULL, /* private options block pointer */
1207 NULL, /* driver name */
1208 NULL, /* setup entry point */
1209 1, /* batch_max */
1210 NULL, /* batch_id */
1211 NULL, /* home_dir */
1212 NULL, /* current_dir */
1213 TRUE, /* multi-domain */
1214 FALSE, /* overrides_hosts */
1215 100, /* max_addresses */
1216 500, /* connection_max_messages */
1217 FALSE, /* deliver_as_creator */
1218 FALSE, /* disable_logging */
1219 FALSE, /* initgroups */
1220 FALSE, /* uid_set */
1221 FALSE, /* gid_set */
1222 (uid_t)(-1), /* uid */
1223 (gid_t)(-1), /* gid */
1224 NULL, /* expand_uid */
1225 NULL, /* expand_gid */
1226 NULL, /* warn_message */
1227 NULL, /* shadow */
1228 NULL, /* shadow_condition */
1229 NULL, /* filter_command */
1230 NULL, /* add_headers */
1231 NULL, /* remove_headers */
1232 NULL, /* return_path */
1233 NULL, /* debug_string */
1234 NULL, /* message_size_limit */
1235 NULL, /* headers_rewrite */
1236 NULL, /* rewrite_rules */
1237 0, /* rewrite_existflags */
1238 300, /* filter_timeout */
1239 FALSE, /* body_only */
1240 FALSE, /* delivery_date_add */
1241 FALSE, /* envelope_to_add */
1242 FALSE, /* headers_only */
1243 FALSE, /* rcpt_include_affixes */
1244 FALSE, /* return_path_add */
1245 FALSE, /* return_output */
1246 FALSE, /* return_fail_output */
1247 FALSE, /* log_output */
1248 FALSE, /* log_fail_output */
1249 FALSE, /* log_defer_output */
1250 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1251 1 nor 0 so can detect unset */
1252};
1253
1254int transport_count;
1255uschar **transport_filter_argv = NULL;
1256int transport_filter_timeout;
2e2a30b4 1257BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1258int transport_write_timeout= 0;
1259
1260tree_node *tree_dns_fails = NULL;
1261tree_node *tree_duplicates = NULL;
1262tree_node *tree_nonrecipients = NULL;
1263tree_node *tree_unusable = NULL;
1264
1265BOOL trusted_caller = FALSE;
1266gid_t *trusted_groups = NULL;
1267uid_t *trusted_users = NULL;
1268uschar *timezone_string = US TIMEZONE_DEFAULT;
1269
1270uschar *unknown_login = NULL;
1271uschar *unknown_username = NULL;
1272uschar *untrusted_set_sender = NULL;
1273
1274/* A regex for matching a "From_" line in an incoming message, in the form
1275
1276 From ph10 Fri Jan 5 12:35 GMT 1996
1277
1278which the "mail" commands send to the MTA (undocumented, of course), or in
1279the form
1280
1281 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1282
1283which is apparently used by some UUCPs, despite it not being in RFC 976.
1284Because of variations in time formats, just match up to the minutes. That
1285should be sufficient. Examples have been seen of time fields like 12:1:03,
1286so just require one digit for hours and minutes. The weekday is also absent
1287in some forms. */
1288
1289uschar *uucp_from_pattern = US
1290 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1291 "(?:" /* Non-extracting bracket */
1292 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1293 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1294 ")" /* End alternation */
1295 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1296
1297uschar *uucp_from_sender = US"$1";
1298
1299uschar *warn_message_file = NULL;
1300uschar *warnmsg_delay = NULL;
1301uschar *warnmsg_recipients = NULL;
1302BOOL write_rejectlog = TRUE;
1303
0a49a7a4 1304uschar *version_copyright = US"Copyright (c) University of Cambridge, 1995 - 2007";
059ec3d9
PH		 1305uschar *version_date = US"?";
1306uschar *version_cnumber = US"????";
1307uschar *version_string = US"?";
1308
1309int warning_count = 0;
1310
1311/* End of globals.c */
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