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Added "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
[exim.git] / src / src / globals.c
1 /* $Cambridge: exim/src/src/globals.c,v 1.40 2005/11/14 15:28:48 ph10 Exp $ */
2
3 /*************************************************
4 * Exim - an Internet mail transport agent *
5 *************************************************/
6
7 /* Copyright (c) University of Cambridge 1995 - 2005 */
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
11 that 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
17 executable code. It says
18
19 Warning: Linking some objects which contain exception information sections
20 and some which do not. This may cause fatal runtime exception handling
21 problems.
22
23 As this may cause people to worry needlessly, include a dummy function here
24 to stop the message from appearing. Make it reference itself to stop picky
25 compilers complaining that it is unused, and put in a dummy argument to stop
26 even pickier compilers complaining about infinite loops. */
27
28 static void dummy(int x) { dummy(x-1); }
29
30
31 /* Generic options for auths, all of which live inside auth_instance
32 data blocks and hence have the opt_public flag set. */
33
34 optionlist optionlist_auths[] = {
35 { "driver", opt_stringptr | opt_public,
36 (void *)(offsetof(auth_instance, driver_name)) },
37 { "public_name", opt_stringptr | opt_public,
38 (void *)(offsetof(auth_instance, public_name)) },
39 { "server_advertise_condition", opt_stringptr | opt_public,
40 (void *)(offsetof(auth_instance, advertise_condition))},
41 { "server_debug_print", opt_stringptr | opt_public,
42 (void *)(offsetof(auth_instance, server_debug_string)) },
43 { "server_mail_auth_condition", opt_stringptr | opt_public,
44 (void *)(offsetof(auth_instance, mail_auth_condition)) },
45 { "server_set_id", opt_stringptr | opt_public,
46 (void *)(offsetof(auth_instance, set_id)) }
47 };
48
49 int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
50
51 /* An empty host aliases list. */
52
53 uschar *no_aliases = NULL;
54
55
56 /* For comments on these variables, see globals.h. I'm too idle to
57 duplicate them here... */
58
59 #ifdef EXIM_PERL
60 uschar *opt_perl_startup = NULL;
61 BOOL opt_perl_at_start = FALSE;
62 BOOL opt_perl_started = FALSE;
63 #endif
64
65 #ifdef EXPAND_DLFUNC
66 tree_node *dlobj_anchor = NULL;
67 #endif
68
69 #ifdef LOOKUP_IBASE
70 uschar *ibase_servers = NULL;
71 #endif
72
73 #ifdef LOOKUP_LDAP
74 uschar *eldap_default_servers = NULL;
75 int eldap_version = -1;
76 #endif
77
78 #ifdef LOOKUP_MYSQL
79 uschar *mysql_servers = NULL;
80 #endif
81
82 #ifdef LOOKUP_ORACLE
83 uschar *oracle_servers = NULL;
84 #endif
85
86 #ifdef LOOKUP_PGSQL
87 uschar *pgsql_servers = NULL;
88 #endif
89
90 #ifdef LOOKUP_SQLITE
91 int sqlite_lock_timeout = 5;
92 #endif
93
94 #ifdef SUPPORT_MOVE_FROZEN_MESSAGES
95 BOOL move_frozen_messages = FALSE;
96 #endif
97
98 /* These variables are outside the #ifdef because it keeps the code less
99 cluttered in several places (e.g. during logging) if we can always refer to
100 them. Also, the tls_ variables are now always visible. */
101
102 BOOL tls_active = -1;
103 BOOL tls_certificate_verified = FALSE;
104 uschar *tls_cipher = NULL;
105 BOOL tls_on_connect = FALSE;
106 uschar *tls_on_connect_ports = NULL;
107 uschar *tls_peerdn = NULL;
108
109 #ifdef SUPPORT_TLS
110 const pcre *regex_STARTTLS = NULL;
111 uschar *tls_advertise_hosts = NULL; /* This is deliberate */
112 uschar *tls_certificate = NULL;
113 uschar *tls_crl = NULL;
114 uschar *tls_dhparam = NULL;
115 BOOL tls_offered = FALSE;
116 uschar *tls_privatekey = NULL;
117 BOOL tls_remember_esmtp = FALSE;
118 uschar *tls_require_ciphers = NULL;
119 uschar *tls_try_verify_hosts = NULL;
120 uschar *tls_verify_certificates= NULL;
121 uschar *tls_verify_hosts = NULL;
122 #endif
123
124
125 /* Input-reading functions for messages, so we can use special ones for
126 incoming TCP/IP. The defaults use stdin. We never need these for any
127 stand-alone tests. */
128
129 #ifndef STAND_ALONE
130 int (*receive_getc)(void) = stdin_getc;
131 int (*receive_ungetc)(int) = stdin_ungetc;
132 int (*receive_feof)(void) = stdin_feof;
133 int (*receive_ferror)(void) = stdin_ferror;
134 #endif
135
136
137 /* List of per-address expansion variables for clearing and saving/restoring
138 when verifying one address while routing/verifying another. We have to have
139 the size explicit, because it is referenced from more than one module. */
140
141 uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
142 &deliver_address_data,
143 &deliver_domain,
144 &deliver_domain_data,
145 &deliver_domain_orig,
146 &deliver_domain_parent,
147 &deliver_localpart,
148 &deliver_localpart_data,
149 &deliver_localpart_orig,
150 &deliver_localpart_parent,
151 &deliver_localpart_prefix,
152 &deliver_localpart_suffix,
153 (uschar **)(&deliver_recipients),
154 &deliver_host,
155 &deliver_home,
156 &address_file,
157 &address_pipe,
158 &self_hostname,
159 NULL };
160
161 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
162
163 /* General global variables */
164
165 tree_node *acl_anchor = NULL;
166 uschar *acl_not_smtp = NULL;
167 #ifdef WITH_CONTENT_SCAN
168 uschar *acl_not_smtp_mime = NULL;
169 #endif
170 uschar *acl_smtp_auth = NULL;
171 uschar *acl_smtp_connect = NULL;
172 uschar *acl_smtp_data = NULL;
173 uschar *acl_smtp_etrn = NULL;
174 uschar *acl_smtp_expn = NULL;
175 uschar *acl_smtp_helo = NULL;
176 uschar *acl_smtp_mail = NULL;
177 uschar *acl_smtp_mailauth = NULL;
178 #ifdef WITH_CONTENT_SCAN
179 uschar *acl_smtp_mime = NULL;
180 #endif
181 uschar *acl_smtp_predata = NULL;
182 uschar *acl_smtp_quit = NULL;
183 uschar *acl_smtp_rcpt = NULL;
184 uschar *acl_smtp_starttls = NULL;
185 uschar *acl_smtp_vrfy = NULL;
186 BOOL acl_temp_details = FALSE;
187 uschar *acl_var[ACL_C_MAX+ACL_M_MAX];
188 uschar *acl_verify_message = NULL;
189 header_line *acl_warn_headers = NULL;
190 string_item *acl_warn_logged = NULL;
191
192 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
193 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
194
195 uschar *acl_wherenames[] = { US"RCPT",
196 US"MAIL",
197 US"PREDATA",
198 US"MIME",
199 US"DATA",
200 US"non-SMTP",
201 US"AUTH",
202 US"connection",
203 US"ETRN",
204 US"EXPN",
205 US"EHLO or HELO",
206 US"MAILAUTH",
207 US"QUIT",
208 US"STARTTLS",
209 US"VRFY"
210 };
211
212 int acl_wherecodes[] = { 550, /* RCPT */
213 550, /* MAIL */
214 550, /* PREDATA */
215 550, /* MIME */
216 550, /* DATA */
217 0, /* not SMTP; not relevant */
218 503, /* AUTH */
219 550, /* connect */
220 458, /* ETRN */
221 550, /* EXPN */
222 550, /* HELO/EHLO */
223 0, /* MAILAUTH; not relevant */
224 0, /* QUIT; not relevant */
225 550, /* STARTTLS */
226 252 /* VRFY */
227 };
228
229 BOOL active_local_from_check = FALSE;
230 BOOL active_local_sender_retain = FALSE;
231 BOOL accept_8bitmime = FALSE;
232 address_item *addr_duplicate = NULL;
233
234 address_item address_defaults = {
235 NULL, /* next */
236 NULL, /* parent */
237 NULL, /* first */
238 NULL, /* dupof */
239 NULL, /* start_router */
240 NULL, /* router */
241 NULL, /* transport */
242 NULL, /* host_list */
243 NULL, /* host_used */
244 NULL, /* fallback_hosts */
245 NULL, /* reply */
246 NULL, /* retries */
247 NULL, /* address */
248 NULL, /* unique */
249 NULL, /* cc_local_part */
250 NULL, /* lc_local_part */
251 NULL, /* local_part */
252 NULL, /* prefix */
253 NULL, /* suffix */
254 NULL, /* domain */
255 NULL, /* address_retry_key */
256 NULL, /* domain_retry_key */
257 NULL, /* current_dir */
258 NULL, /* home_dir */
259 NULL, /* message */
260 NULL, /* user_message */
261 NULL, /* onetime_parent */
262 NULL, /* pipe_expandn */
263 NULL, /* return_filename */
264 NULL, /* self_hostname */
265 NULL, /* shadow_message */
266 #ifdef SUPPORT_TLS
267 NULL, /* cipher */
268 NULL, /* peerdn */
269 #endif
270 (uid_t)(-1), /* uid */
271 (gid_t)(-1), /* gid */
272 0, /* flags */
273 { 0 }, /* domain_cache - any larger array should be zeroed */
274 { 0 }, /* localpart_cache - ditto */
275 -1, /* mode */
276 0, /* more_errno */
277 ERRNO_UNKNOWNERROR, /* basic_errno */
278 0, /* child_count */
279 -1, /* return_file */
280 SPECIAL_NONE, /* special_action */
281 DEFER, /* transport_return */
282 { /* fields that are propagated to children */
283 NULL, /* address_data */
284 NULL, /* domain_data */
285 NULL, /* localpart_data */
286 NULL, /* errors_address */
287 NULL, /* extra_headers */
288 NULL, /* remove_headers */
289 #ifdef EXPERIMENTAL_SRS
290 NULL, /* srs_sender */
291 #endif
292 }
293 };
294
295 uschar *address_file = NULL;
296 uschar *address_pipe = NULL;
297 BOOL address_test_mode = FALSE;
298 tree_node *addresslist_anchor = NULL;
299 int addresslist_count = 0;
300 gid_t *admin_groups = NULL;
301 BOOL admin_user = FALSE;
302 BOOL allow_domain_literals = FALSE;
303 BOOL allow_mx_to_ip = FALSE;
304 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
305 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
306 BOOL allow_utf8_domains = FALSE;
307 uschar *authenticated_id = NULL;
308 uschar *authenticated_sender = NULL;
309 BOOL authentication_failed = FALSE;
310 auth_instance *auths = NULL;
311 uschar *auth_advertise_hosts = US"*";
312 auth_instance auth_defaults = {
313 NULL, /* chain pointer */
314 NULL, /* name */
315 NULL, /* info */
316 NULL, /* private options block pointer */
317 NULL, /* driver_name */
318 NULL, /* advertise_condition */
319 NULL, /* public_name */
320 NULL, /* set_id */
321 NULL, /* server_mail_auth_condition */
322 NULL, /* server_debug_string */
323 FALSE, /* client */
324 FALSE, /* server */
325 FALSE /* advertised */
326 };
327
328 uschar *auth_defer_msg = US"reason not recorded";
329 uschar *auth_defer_user_msg = US"";
330 int auto_thaw = 0;
331 #ifdef WITH_CONTENT_SCAN
332 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
333 #endif
334
335 BOOL background_daemon = TRUE;
336
337 #if BASE_62 == 62
338 uschar *base62_chars=
339 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
340 #else
341 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
342 #endif
343
344 uschar *bi_command = NULL;
345 uschar *big_buffer = NULL;
346 int big_buffer_size = BIG_BUFFER_SIZE;
347 #ifdef EXPERIMENTAL_BRIGHTMAIL
348 uschar *bmi_alt_location = NULL;
349 uschar *bmi_base64_tracker_verdict = NULL;
350 uschar *bmi_base64_verdict = NULL;
351 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
352 int bmi_deliver = 1;
353 int bmi_run = 0;
354 uschar *bmi_verdicts = NULL;
355 #endif
356 int body_linecount = 0;
357 int body_zerocount = 0;
358 uschar *bounce_message_file = NULL;
359 uschar *bounce_message_text = NULL;
360 uschar *bounce_recipient = NULL;
361 BOOL bounce_return_body = TRUE;
362 BOOL bounce_return_message = TRUE;
363 int bounce_return_size_limit = 100*1024;
364 uschar *bounce_sender_authentication = NULL;
365 int bsmtp_transaction_linecount = 0;
366
367 int callout_cache_domain_positive_expire = 7*24*60*60;
368 int callout_cache_domain_negative_expire = 3*60*60;
369 int callout_cache_positive_expire = 24*60*60;
370 int callout_cache_negative_expire = 2*60*60;
371 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
372 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W_](?>[a-z0-9-]*[^\\W_])?)+$";
373 int check_log_inodes = 0;
374 int check_log_space = 0;
375 int check_spool_inodes = 0;
376 int check_spool_space = 0;
377 int clmacro_count = 0;
378 uschar *clmacros[MAX_CLMACROS];
379 BOOL config_changed = FALSE;
380 FILE *config_file = NULL;
381 uschar *config_filename = NULL;
382 int config_lineno = 0;
383 #ifdef CONFIGURE_GROUP
384 gid_t config_gid = CONFIGURE_GROUP;
385 #endif
386 uschar *config_main_filelist = US CONFIGURE_FILE
387 "\0<-----------Space to patch configure_filename->";
388 uschar *config_main_filename = NULL;
389
390 #ifdef CONFIGURE_OWNER
391 uid_t config_uid = CONFIGURE_OWNER;
392 #endif
393
394 int connection_max_messages= -1;
395 uschar *continue_hostname = NULL;
396 uschar *continue_host_address = NULL;
397 BOOL continue_more = FALSE;
398 int continue_sequence = 1;
399 uschar *continue_transport = NULL;
400
401 uschar *csa_status = NULL;
402
403 BOOL daemon_listen = FALSE;
404 uschar *daemon_smtp_port = US"smtp";
405 int daemon_startup_retries = 9;
406 int daemon_startup_sleep = 30;
407 BOOL debug_daemon = FALSE;
408 int debug_fd = -1;
409 FILE *debug_file = NULL;
410 bit_table debug_options[] = {
411 { US"acl", D_acl },
412 { US"all", D_all },
413 { US"auth", D_auth },
414 { US"deliver", D_deliver },
415 { US"dns", D_dns },
416 { US"dnsbl", D_dnsbl },
417 { US"exec", D_exec },
418 { US"expand", D_expand },
419 { US"filter", D_filter },
420 { US"hints_lookup", D_hints_lookup },
421 { US"host_lookup", D_host_lookup },
422 { US"ident", D_ident },
423 { US"interface", D_interface },
424 { US"lists", D_lists },
425 { US"load", D_load },
426 { US"local_scan", D_local_scan },
427 { US"lookup", D_lookup },
428 { US"memory", D_memory },
429 { US"pid", D_pid },
430 { US"process_info", D_process_info },
431 { US"queue_run", D_queue_run },
432 { US"receive", D_receive },
433 { US"resolver", D_resolver },
434 { US"retry", D_retry },
435 { US"rewrite", D_rewrite },
436 { US"route", D_route },
437 { US"timestamp", D_timestamp },
438 { US"tls", D_tls },
439 { US"transport", D_transport },
440 { US"uid", D_uid },
441 { US"verify", D_verify }
442 };
443 int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
444 unsigned int debug_selector = 0;
445 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
446 uschar *delay_warning_condition= US"${if match{$h_precedence:}{(?i)bulk|list|junk}{no}{yes}}";
447 BOOL delivery_date_remove = TRUE;
448 uschar *deliver_address_data = NULL;
449 int deliver_datafile = -1;
450 uschar *deliver_domain = NULL;
451 uschar *deliver_domain_data = NULL;
452 uschar *deliver_domain_orig = NULL;
453 uschar *deliver_domain_parent = NULL;
454 BOOL deliver_drop_privilege = FALSE;
455 BOOL deliver_firsttime = FALSE;
456 BOOL deliver_force = FALSE;
457 BOOL deliver_freeze = FALSE;
458 int deliver_frozen_at = 0;
459 uschar *deliver_home = NULL;
460 uschar *deliver_host = NULL;
461 uschar *deliver_host_address = NULL;
462 uschar *deliver_in_buffer = NULL;
463 ino_t deliver_inode = 0;
464 uschar *deliver_localpart = NULL;
465 uschar *deliver_localpart_data = NULL;
466 uschar *deliver_localpart_orig = NULL;
467 uschar *deliver_localpart_parent = NULL;
468 uschar *deliver_localpart_prefix = NULL;
469 uschar *deliver_localpart_suffix = NULL;
470 BOOL deliver_force_thaw = FALSE;
471 BOOL deliver_manual_thaw = FALSE;
472 uschar *deliver_out_buffer = NULL;
473 int deliver_queue_load_max = -1;
474 address_item *deliver_recipients = NULL;
475 uschar *deliver_selectstring = NULL;
476 BOOL deliver_selectstring_regex = FALSE;
477 uschar *deliver_selectstring_sender = NULL;
478 BOOL deliver_selectstring_sender_regex = FALSE;
479 #ifdef WITH_OLD_DEMIME
480 int demime_errorlevel = 0;
481 int demime_ok = 0;
482 uschar *demime_reason = NULL;
483 #endif
484 BOOL disable_logging = FALSE;
485
486 #ifdef EXPERIMENTAL_DOMAINKEYS
487 uschar *dk_signing_domain = NULL;
488 uschar *dk_signing_selector = NULL;
489 int dk_do_verify = 0;
490 #endif
491
492 uschar *dns_again_means_nonexist = NULL;
493 int dns_csa_search_limit = 5;
494 BOOL dns_csa_use_reverse = TRUE;
495 uschar *dns_ipv4_lookup = NULL;
496 int dns_retrans = 0;
497 int dns_retry = 0;
498 uschar *dnslist_domain = NULL;
499 uschar *dnslist_text = NULL;
500 uschar *dnslist_value = NULL;
501 tree_node *domainlist_anchor = NULL;
502 int domainlist_count = 0;
503 BOOL dont_deliver = FALSE;
504 BOOL dot_ends = TRUE;
505 BOOL drop_cr = FALSE; /* No longer used */
506
507 BOOL enable_dollar_recipients = FALSE;
508 BOOL envelope_to_remove = TRUE;
509 int errno_quota = ERRNO_QUOTA;
510 uschar *errors_copy = NULL;
511 int error_handling = ERRORS_SENDER;
512 uschar *errors_reply_to = NULL;
513 int errors_sender_rc = EXIT_FAILURE;
514
515 gid_t exim_gid = EXIM_GID;
516 BOOL exim_gid_set = TRUE; /* This gid is always set */
517 uschar *exim_path = US BIN_DIRECTORY "/exim"
518 "\0<---------------Space to patch exim_path->";
519 uid_t exim_uid = EXIM_UID;
520 BOOL exim_uid_set = TRUE; /* This uid is always set */
521 int expand_forbid = 0;
522 int expand_nlength[EXPAND_MAXN+1];
523 int expand_nmax = -1;
524 uschar *expand_nstring[EXPAND_MAXN+1];
525 BOOL expand_string_forcedfail = FALSE;
526 uschar *expand_string_message;
527 BOOL extract_addresses_remove_arguments = TRUE;
528 uschar *extra_local_interfaces = NULL;
529
530 int fake_response = OK;
531 uschar *fake_response_text = US"Your message has been rejected but is being kept for evaluation.\nIf it was a legitimate message, it may still be delivered to the target recipient(s).";
532 int filter_n[FILTER_VARIABLE_COUNT];
533 BOOL filter_running = FALSE;
534 int filter_sn[FILTER_VARIABLE_COUNT];
535 int filter_test = FTEST_NONE;
536 uschar *filter_test_sfile = NULL;
537 uschar *filter_test_ufile = NULL;
538 uschar *filter_thisaddress = NULL;
539 int finduser_retries = 0;
540 #ifdef WITH_OLD_DEMIME
541 uschar *found_extension = NULL;
542 #endif
543 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
544 uschar *freeze_tell = NULL;
545 uschar *fudged_queue_times = US"";
546
547 uschar *gecos_name = NULL;
548 uschar *gecos_pattern = NULL;
549 rewrite_rule *global_rewrite_rules = NULL;
550
551 uschar *headers_charset = US HEADERS_CHARSET;
552 int header_insert_maxlen = 64 * 1024;
553 header_line *header_last = NULL;
554 header_line *header_list = NULL;
555 int header_maxsize = HEADER_MAXSIZE;
556 int header_line_maxsize = 0;
557
558 header_name header_names[] = {
559 { US"bcc", 3, TRUE, htype_bcc },
560 { US"cc", 2, TRUE, htype_cc },
561 { US"date", 4, TRUE, htype_date },
562 { US"delivery-date", 13, FALSE, htype_delivery_date },
563 { US"envelope-to", 11, FALSE, htype_envelope_to },
564 { US"from", 4, TRUE, htype_from },
565 { US"message-id", 10, TRUE, htype_id },
566 { US"received", 8, FALSE, htype_received },
567 { US"reply-to", 8, FALSE, htype_reply_to },
568 { US"return-path", 11, FALSE, htype_return_path },
569 { US"sender", 6, TRUE, htype_sender },
570 { US"subject", 7, FALSE, htype_subject },
571 { US"to", 2, TRUE, htype_to }
572 };
573
574 int header_names_size = sizeof(header_names)/sizeof(header_name);
575
576 BOOL header_rewritten = FALSE;
577 uschar *helo_accept_junk_hosts = NULL;
578 uschar *helo_allow_chars = US"";
579 uschar *helo_lookup_domains = US"@ : @[]";
580 uschar *helo_try_verify_hosts = NULL;
581 BOOL helo_verified = FALSE;
582 BOOL helo_verify_failed = FALSE;
583 uschar *helo_verify_hosts = NULL;
584 uschar *hex_digits = US"0123456789abcdef";
585 uschar *hold_domains = NULL;
586 BOOL host_checking = FALSE;
587 BOOL host_checking_callout = FALSE;
588 uschar *host_data = NULL;
589 BOOL host_find_failed_syntax= FALSE;
590 uschar *host_lookup = NULL;
591 BOOL host_lookup_deferred = FALSE;
592 BOOL host_lookup_failed = FALSE;
593 uschar *host_lookup_order = US"bydns:byaddr";
594 uschar *host_lookup_msg = US"";
595 int host_number = 0;
596 uschar *host_number_string = NULL;
597 uschar *host_reject_connection = NULL;
598 tree_node *hostlist_anchor = NULL;
599 int hostlist_count = 0;
600 uschar *hosts_treat_as_local = NULL;
601 uschar *hosts_connection_nolog = NULL;
602
603 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
604 BOOL ignore_fromline_local = FALSE;
605 uschar *ignore_fromline_hosts = NULL;
606 uschar *interface_address = NULL;
607 int interface_port = -1;
608 BOOL is_inetd = FALSE;
609
610 int journal_fd = -1;
611
612 int keep_malformed = 4*24*60*60; /* 4 days */
613
614 uschar *eldap_dn = NULL;
615 int load_average = -2;
616 BOOL local_error_message = FALSE;
617 BOOL local_from_check = TRUE;
618 uschar *local_from_prefix = NULL;
619 uschar *local_from_suffix = NULL;
620
621 #if HAVE_IPV6
622 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
623 #else
624 uschar *local_interfaces = US"0.0.0.0";
625 #endif
626
627 uschar *local_scan_data = NULL;
628 int local_scan_timeout = 5*60;
629 BOOL local_sender_retain = FALSE;
630 gid_t local_user_gid = (gid_t)(-1);
631 uid_t local_user_uid = (uid_t)(-1);
632
633 tree_node *localpartlist_anchor= NULL;
634 int localpartlist_count = 0;
635 uschar *log_buffer = NULL;
636 unsigned int log_extra_selector = LX_default;
637 uschar *log_file_path = US LOG_FILE_PATH
638 "\0<--------------Space to patch log_file_path->";
639
640 /* Those log options with L_xxx identifiers have values less than 0x800000 and
641 are the ones that get put into log_write_selector. They can be used in calls to
642 log_write() to test for the bit. The options with LX_xxx identifiers have
643 values greater than 0x80000000 and are put int log_extra_selector (without the
644 top bit). They are never used in calls to log_write(), but are tested
645 independently. This separation became necessary when the number of log
646 selectors was getting close to filling a 32-bit word. */
647
648 bit_table log_options[] = {
649 { US"address_rewrite", L_address_rewrite },
650 { US"all", L_all },
651 { US"all_parents", L_all_parents },
652 { US"arguments", LX_arguments },
653 { US"connection_reject", L_connection_reject },
654 { US"delay_delivery", L_delay_delivery },
655 { US"deliver_time", LX_deliver_time },
656 { US"delivery_size", LX_delivery_size },
657 { US"dnslist_defer", L_dnslist_defer },
658 { US"etrn", L_etrn },
659 { US"host_lookup_failed", L_host_lookup_failed },
660 { US"ident_timeout", LX_ident_timeout },
661 { US"incoming_interface", LX_incoming_interface },
662 { US"incoming_port", LX_incoming_port },
663 { US"lost_incoming_connection", L_lost_incoming_connection },
664 { US"outgoing_port", LX_outgoing_port },
665 { US"queue_run", L_queue_run },
666 { US"queue_time", LX_queue_time },
667 { US"queue_time_overall", LX_queue_time_overall },
668 { US"received_recipients", LX_received_recipients },
669 { US"received_sender", LX_received_sender },
670 { US"rejected_header", LX_rejected_header },
671 { US"rejected_headers", LX_rejected_header },
672 { US"retry_defer", L_retry_defer },
673 { US"return_path_on_delivery", LX_return_path_on_delivery },
674 { US"sender_on_delivery", LX_sender_on_delivery },
675 { US"size_reject", L_size_reject },
676 { US"skip_delivery", L_skip_delivery },
677 { US"smtp_confirmation", LX_smtp_confirmation },
678 { US"smtp_connection", L_smtp_connection },
679 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
680 { US"smtp_protocol_error", L_smtp_protocol_error },
681 { US"smtp_syntax_error", L_smtp_syntax_error },
682 { US"subject", LX_subject },
683 { US"tls_certificate_verified", LX_tls_certificate_verified },
684 { US"tls_cipher", LX_tls_cipher },
685 { US"tls_peerdn", LX_tls_peerdn },
686 { US"unknown_in_list", LX_unknown_in_list }
687 };
688
689 int log_options_count = sizeof(log_options)/sizeof(bit_table);
690 unsigned int log_write_selector= L_default;
691 uschar *log_selector_string = NULL;
692 FILE *log_stderr = NULL;
693 BOOL log_testing_mode = FALSE;
694 BOOL log_timezone = FALSE;
695 uschar *login_sender_address = NULL;
696 int lookup_open_max = 25;
697 uschar *lookup_value = NULL;
698
699 macro_item *macros = NULL;
700 uschar *mailstore_basename = NULL;
701 #ifdef WITH_CONTENT_SCAN
702 uschar *malware_name = NULL; /* Virus Name */
703 #endif
704 int max_username_length = 0;
705 int message_age = 0;
706 uschar *message_body = NULL;
707 uschar *message_body_end = NULL;
708 int message_body_size = 0;
709 int message_body_visible = 500;
710 int message_ended = END_NOTSTARTED;
711 uschar *message_headers = NULL;
712 uschar *message_id;
713 uschar *message_id_domain = NULL;
714 uschar *message_id_text = NULL;
715 struct timeval message_id_tv = { 0, 0 };
716 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
717 uschar *message_id_external;
718 int message_linecount = 0;
719 BOOL message_logs = TRUE;
720 int message_size = 0;
721 uschar *message_size_limit = US"50M";
722 uschar message_subdir[2] = { 0, 0 };
723 uschar *message_reference = NULL;
724
725 /* MIME ACL expandables */
726 #ifdef WITH_CONTENT_SCAN
727 int mime_anomaly_level = 0;
728 uschar *mime_anomaly_text = NULL;
729 uschar *mime_boundary = NULL;
730 uschar *mime_charset = NULL;
731 uschar *mime_content_description = NULL;
732 uschar *mime_content_disposition = NULL;
733 uschar *mime_content_id = NULL;
734 unsigned int mime_content_size = 0;
735 uschar *mime_content_transfer_encoding = NULL;
736 uschar *mime_content_type = NULL;
737 uschar *mime_decoded_filename = NULL;
738 uschar *mime_filename = NULL;
739 int mime_is_multipart = 0;
740 int mime_is_coverletter = 0;
741 int mime_is_rfc822 = 0;
742 int mime_part_count = -1;
743 #endif
744
745 BOOL mua_wrapper = FALSE;
746
747 uid_t *never_users = NULL;
748 #ifdef WITH_CONTENT_SCAN
749 BOOL no_mbox_unspool = FALSE;
750 #endif
751 BOOL no_multiline_responses = FALSE;
752
753 uid_t original_euid;
754 gid_t originator_gid;
755 uschar *originator_login = NULL;
756 uschar *originator_name = NULL;
757 uid_t originator_uid;
758 uschar *override_local_interfaces = NULL;
759 uschar *override_pid_file_path = NULL;
760
761 BOOL parse_allow_group = FALSE;
762 BOOL parse_found_group = FALSE;
763 uschar *percent_hack_domains = NULL;
764 uschar *pid_file_path = US PID_FILE_PATH
765 "\0<--------------Space to patch pid_file_path->";
766 uschar *pipelining_advertise_hosts = US"*";
767 BOOL preserve_message_logs = FALSE;
768 uschar *primary_hostname = NULL;
769 BOOL print_topbitchars = FALSE;
770 uschar process_info[PROCESS_INFO_SIZE];
771 uschar *process_log_path = NULL;
772 BOOL prod_requires_admin = TRUE;
773 uschar *prvscheck_address = NULL;
774 uschar *prvscheck_keynum = NULL;
775 uschar *prvscheck_result = NULL;
776
777
778 uschar *qualify_domain_recipient = NULL;
779 uschar *qualify_domain_sender = NULL;
780 BOOL queue_2stage = FALSE;
781 uschar *queue_domains = NULL;
782 int queue_interval = -1;
783 BOOL queue_list_requires_admin = TRUE;
784 BOOL queue_only = FALSE;
785 uschar *queue_only_file = NULL;
786 int queue_only_load = -1;
787 BOOL queue_only_override = TRUE;
788 BOOL queue_only_policy = FALSE;
789 BOOL queue_run_first_delivery = FALSE;
790 BOOL queue_run_force = FALSE;
791 BOOL queue_run_in_order = FALSE;
792 BOOL queue_run_local = FALSE;
793 int queue_run_max = 5;
794 pid_t queue_run_pid = (pid_t)0;
795 int queue_run_pipe = -1;
796 BOOL queue_running = FALSE;
797 BOOL queue_smtp = FALSE;
798 uschar *queue_smtp_domains = NULL;
799
800 unsigned int random_seed = 0;
801 tree_node *ratelimiters_cmd = NULL;
802 tree_node *ratelimiters_conn = NULL;
803 tree_node *ratelimiters_mail = NULL;
804 uschar *raw_active_hostname = NULL;
805 uschar *raw_sender = NULL;
806 uschar **raw_recipients = NULL;
807 int raw_recipients_count = 0;
808
809 int rcpt_count = 0;
810 int rcpt_fail_count = 0;
811 int rcpt_defer_count = 0;
812 gid_t real_gid;
813 uid_t real_uid;
814 BOOL really_exim = TRUE;
815 BOOL receive_call_bombout = FALSE;
816 int receive_linecount = 0;
817 int receive_messagecount = 0;
818 int receive_timeout = 0;
819 int received_count = 0;
820 uschar *received_for = NULL;
821
822 /* This is the default text for Received headers generated by Exim. The
823 date will be automatically added on the end. */
824
825 uschar *received_header_text = US
826 "Received: "
827 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
828 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
829 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
830 "by $primary_hostname "
831 "${if def:received_protocol {with $received_protocol}} "
832 #ifdef SUPPORT_TLS
833 "${if def:tls_cipher {($tls_cipher)\n\t}}"
834 #endif
835 "(Exim $version_number)\n\t"
836 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
837 "id $message_exim_id"
838 "${if def:received_for {\n\tfor $received_for}}"
839 "\0<---------------Space to patch received_header_text->";
840
841 int received_headers_max = 30;
842 uschar *received_protocol = NULL;
843 int received_time = 0;
844 uschar *recipient_data = NULL;
845 uschar *recipient_unqualified_hosts = NULL;
846 uschar *recipient_verify_failure = NULL;
847 int recipients_count = 0;
848 BOOL recipients_discarded = FALSE;
849 recipient_item *recipients_list = NULL;
850 int recipients_list_max = 0;
851 int recipients_max = 0;
852 BOOL recipients_max_reject = FALSE;
853 const pcre *regex_AUTH = NULL;
854 const pcre *regex_check_dns_names = NULL;
855 const pcre *regex_From = NULL;
856 const pcre *regex_IGNOREQUOTA = NULL;
857 const pcre *regex_PIPELINING = NULL;
858 const pcre *regex_SIZE = NULL;
859 const pcre *regex_ismsgid = NULL;
860 #ifdef WITH_CONTENT_SCAN
861 uschar *regex_match_string = NULL;
862 #endif
863 int remote_delivery_count = 0;
864 int remote_max_parallel = 2;
865 uschar *remote_sort_domains = NULL;
866 int retry_data_expire = 7*24*60*60;
867 int retry_interval_max = 24*60*60;
868 int retry_maximum_timeout = 0; /* set from retry config */
869 retry_config *retries = NULL;
870 uschar *return_path = NULL;
871 BOOL return_path_remove = TRUE;
872 int rewrite_existflags = 0;
873 uschar *rfc1413_hosts = US"*";
874 int rfc1413_query_timeout = 30;
875 /* BOOL rfc821_domains = FALSE; <<< on the way out */
876 uid_t root_uid = ROOT_UID;
877
878 router_instance *routers = NULL;
879 router_instance router_defaults = {
880 NULL, /* chain pointer */
881 NULL, /* name */
882 NULL, /* info */
883 NULL, /* private options block pointer */
884 NULL, /* driver name */
885
886 NULL, /* address_data */
887 #ifdef EXPERIMENTAL_BRIGHTMAIL
888 NULL, /* bmi_rule */
889 #endif
890 NULL, /* cannot_route_message */
891 NULL, /* condition */
892 NULL, /* current_directory */
893 NULL, /* debug_string */
894 NULL, /* domains */
895 NULL, /* errors_to */
896 NULL, /* expand_gid */
897 NULL, /* expand_uid */
898 NULL, /* expand_more */
899 NULL, /* expand_unseen */
900 NULL, /* extra_headers */
901 NULL, /* fallback_hosts */
902 NULL, /* home_directory */
903 NULL, /* ignore_target_hosts */
904 NULL, /* local_parts */
905 NULL, /* pass_router_name */
906 NULL, /* prefix */
907 NULL, /* redirect_router_name */
908 NULL, /* remove_headers */
909 NULL, /* require_files */
910 NULL, /* router_home_directory */
911 US"freeze", /* self */
912 NULL, /* senders */
913 NULL, /* suffix */
914 NULL, /* translate_ip_address */
915 NULL, /* transport_name */
916
917 TRUE, /* address_test */
918 #ifdef EXPERIMENTAL_BRIGHTMAIL
919 FALSE, /* bmi_deliver_alternate */
920 FALSE, /* bmi_deliver_default */
921 FALSE, /* bmi_dont_deliver */
922 #endif
923 TRUE, /* expn */
924 FALSE, /* caseful_local_part */
925 FALSE, /* check_local_user */
926 FALSE, /* disable_logging */
927 FALSE, /* fail_verify_recipient */
928 FALSE, /* fail_verify_sender */
929 FALSE, /* gid_set */
930 FALSE, /* initgroups */
931 TRUE_UNSET, /* log_as_local */
932 TRUE, /* more */
933 FALSE, /* pass_on_timeout */
934 FALSE, /* prefix_optional */
935 TRUE, /* repeat_use */
936 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
937 FALSE, /* same_domain_copy_routing */
938 FALSE, /* self_rewrite */
939 FALSE, /* suffix_optional */
940 FALSE, /* verify_only */
941 TRUE, /* verify_recipient */
942 TRUE, /* verify_sender */
943 FALSE, /* uid_set */
944 FALSE, /* unseen */
945
946 self_freeze, /* self_code */
947 (uid_t)(-1), /* uid */
948 (gid_t)(-1), /* gid */
949
950 NULL, /* fallback_hostlist */
951 NULL, /* transport instance */
952 NULL, /* pass_router */
953 NULL /* redirect_router */
954 };
955
956 ip_address_item *running_interfaces = NULL;
957 BOOL running_in_test_harness = FALSE;
958
959 /* This is a weird one. The following string gets patched in the binary by the
960 script that sets up a copy of Exim for running in the test harness. It seems
961 that compilers are now clever, and share constant strings if they can.
962 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
963 make use of the end of this string in order to save space. So the patching then
964 wrecks this. We default this optimization by adding some additional characters
965 onto the end of the string. */
966
967 uschar *running_status = US">>>running<<<" "\0EXTRA";
968
969 int runrc = 0;
970
971 uschar *search_error_message = NULL;
972 BOOL search_find_defer = FALSE;
973 uschar *self_hostname = NULL;
974 uschar *sender_address = NULL;
975 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
976 uschar *sender_address_data = NULL;
977 BOOL sender_address_forced = FALSE;
978 uschar *sender_address_unrewritten = NULL;
979 uschar *sender_data = NULL;
980 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
981 uschar *sender_fullhost = NULL;
982 uschar *sender_helo_name = NULL;
983 uschar **sender_host_aliases = &no_aliases;
984 uschar *sender_host_address = NULL;
985 uschar *sender_host_authenticated = NULL;
986 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
987 uschar *sender_host_name = NULL;
988 int sender_host_port = 0;
989 BOOL sender_host_notsocket = FALSE;
990 BOOL sender_host_unknown = FALSE;
991 uschar *sender_ident = NULL;
992 BOOL sender_local = FALSE;
993 BOOL sender_name_forced = FALSE;
994 uschar *sender_rate = NULL;
995 uschar *sender_rate_limit = NULL;
996 uschar *sender_rate_period = NULL;
997 uschar *sender_rcvhost = NULL;
998 BOOL sender_set_untrusted = FALSE;
999 uschar *sender_unqualified_hosts = NULL;
1000 uschar *sender_verify_failure = NULL;
1001 address_item *sender_verified_list = NULL;
1002 address_item *sender_verified_failed = NULL;
1003 int sender_verified_rc = -1;
1004 BOOL sender_verified_responded = FALSE;
1005 volatile BOOL sigalrm_seen = FALSE;
1006 uschar **sighup_argv = NULL;
1007 int smtp_accept_count = 0;
1008 BOOL smtp_accept_keepalive = TRUE;
1009 int smtp_accept_max = 20;
1010 int smtp_accept_max_nonmail= 10;
1011 uschar *smtp_accept_max_nonmail_hosts = US"*";
1012 int smtp_accept_max_per_connection = 1000;
1013 uschar *smtp_accept_max_per_host = NULL;
1014 int smtp_accept_queue = 0;
1015 int smtp_accept_queue_per_connection = 10;
1016 int smtp_accept_reserve = 0;
1017 uschar *smtp_active_hostname = NULL;
1018 BOOL smtp_authenticated = FALSE;
1019 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1020 "Exim $version_number $tod_full"
1021 "\0<---------------Space to patch smtp_banner->";
1022 BOOL smtp_batched_input = FALSE;
1023 BOOL smtp_check_spool_space = TRUE;
1024 uschar *smtp_cmd_argument = NULL;
1025 uschar *smtp_cmd_buffer = NULL;
1026 int smtp_connect_backlog = 20;
1027 double smtp_delay_mail = 0.0;
1028 double smtp_delay_rcpt = 0.0;
1029 BOOL smtp_enforce_sync = TRUE;
1030 FILE *smtp_in = NULL;
1031 BOOL smtp_input = FALSE;
1032 int smtp_load_reserve = -1;
1033 int smtp_mailcmd_count = 0;
1034 FILE *smtp_out = NULL;
1035 uschar *smtp_etrn_command = NULL;
1036 BOOL smtp_etrn_serialize = TRUE;
1037 int smtp_max_synprot_errors= 3;
1038 int smtp_max_unknown_commands = 3;
1039 uschar *smtp_ratelimit_hosts = NULL;
1040 uschar *smtp_ratelimit_mail = NULL;
1041 uschar *smtp_ratelimit_rcpt = NULL;
1042 uschar *smtp_read_error = US"";
1043 int smtp_receive_timeout = 5*60;
1044 uschar *smtp_reserve_hosts = NULL;
1045 BOOL smtp_return_error_details = FALSE;
1046 int smtp_rlm_base = 0;
1047 double smtp_rlm_factor = 0.0;
1048 int smtp_rlm_limit = 0;
1049 int smtp_rlm_threshold = INT_MAX;
1050 int smtp_rlr_base = 0;
1051 double smtp_rlr_factor = 0.0;
1052 int smtp_rlr_limit = 0;
1053 int smtp_rlr_threshold = INT_MAX;
1054 BOOL smtp_use_pipelining = FALSE;
1055 BOOL smtp_use_size = FALSE;
1056
1057 #ifdef WITH_CONTENT_SCAN
1058 uschar *spamd_address = US"127.0.0.1 783";
1059 uschar *spam_bar = NULL;
1060 uschar *spam_report = NULL;
1061 uschar *spam_score = NULL;
1062 uschar *spam_score_int = NULL;
1063 #endif
1064 #ifdef EXPERIMENTAL_SPF
1065 uschar *spf_header_comment = NULL;
1066 uschar *spf_received = NULL;
1067 uschar *spf_result = NULL;
1068 uschar *spf_smtp_comment = NULL;
1069 #endif
1070
1071 BOOL split_spool_directory = FALSE;
1072 uschar *spool_directory = US SPOOL_DIRECTORY
1073 "\0<--------------Space to patch spool_directory->";
1074 #ifdef EXPERIMENTAL_SRS
1075 uschar *srs_config = NULL;
1076 uschar *srs_db_address = NULL;
1077 uschar *srs_db_key = NULL;
1078 int srs_hashlength = 6;
1079 int srs_hashmin = -1;
1080 int srs_maxage = 31;
1081 uschar *srs_orig_recipient = NULL;
1082 uschar *srs_orig_sender = NULL;
1083 uschar *srs_recipient = NULL;
1084 uschar *srs_secrets = NULL;
1085 uschar *srs_status = NULL;
1086 BOOL srs_usehash = TRUE;
1087 BOOL srs_usetimestamp = TRUE;
1088 #endif
1089 int string_datestamp_offset= -1;
1090 BOOL strip_excess_angle_brackets = FALSE;
1091 BOOL strip_trailing_dot = FALSE;
1092 uschar *submission_domain = NULL;
1093 BOOL submission_mode = FALSE;
1094 uschar *submission_name = NULL;
1095 BOOL suppress_local_fixups = FALSE;
1096 BOOL synchronous_delivery = FALSE;
1097 BOOL syslog_duplication = TRUE;
1098 int syslog_facility = LOG_MAIL;
1099 uschar *syslog_processname = US"exim";
1100 BOOL syslog_timestamp = TRUE;
1101 uschar *system_filter = NULL;
1102
1103 uschar *system_filter_directory_transport = NULL;
1104 uschar *system_filter_file_transport = NULL;
1105 uschar *system_filter_pipe_transport = NULL;
1106 uschar *system_filter_reply_transport = NULL;
1107
1108 gid_t system_filter_gid = 0;
1109 BOOL system_filter_gid_set = FALSE;
1110 uid_t system_filter_uid = 0;
1111 BOOL system_filter_uid_set = FALSE;
1112 BOOL system_filtering = FALSE;
1113
1114 BOOL tcp_nodelay = TRUE;
1115 int thismessage_size_limit = 0;
1116 int timeout_frozen_after = 0;
1117 BOOL timestamps_utc = FALSE;
1118
1119 transport_instance *transports = NULL;
1120
1121 transport_instance transport_defaults = {
1122 NULL, /* chain pointer */
1123 NULL, /* name */
1124 NULL, /* info */
1125 NULL, /* private options block pointer */
1126 NULL, /* driver name */
1127 NULL, /* setup entry point */
1128 1, /* batch_max */
1129 NULL, /* batch_id */
1130 NULL, /* home_dir */
1131 NULL, /* current_dir */
1132 TRUE, /* multi-domain */
1133 FALSE, /* overrides_hosts */
1134 100, /* max_addresses */
1135 500, /* connection_max_messages */
1136 FALSE, /* deliver_as_creator */
1137 FALSE, /* disable_logging */
1138 FALSE, /* initgroups */
1139 FALSE, /* uid_set */
1140 FALSE, /* gid_set */
1141 (uid_t)(-1), /* uid */
1142 (gid_t)(-1), /* gid */
1143 NULL, /* expand_uid */
1144 NULL, /* expand_gid */
1145 NULL, /* warn_message */
1146 NULL, /* shadow */
1147 NULL, /* shadow_condition */
1148 NULL, /* filter_command */
1149 NULL, /* add_headers */
1150 NULL, /* remove_headers */
1151 NULL, /* return_path */
1152 NULL, /* debug_string */
1153 NULL, /* message_size_limit */
1154 NULL, /* headers_rewrite */
1155 NULL, /* rewrite_rules */
1156 0, /* rewrite_existflags */
1157 300, /* filter_timeout */
1158 FALSE, /* body_only */
1159 FALSE, /* delivery_date_add */
1160 FALSE, /* envelope_to_add */
1161 FALSE, /* headers_only */
1162 FALSE, /* rcpt_include_affixes */
1163 FALSE, /* return_path_add */
1164 FALSE, /* return_output */
1165 FALSE, /* return_fail_output */
1166 FALSE, /* log_output */
1167 FALSE, /* log_fail_output */
1168 FALSE, /* log_defer_output */
1169 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1170 1 nor 0 so can detect unset */
1171 };
1172
1173 int transport_count;
1174 uschar **transport_filter_argv = NULL;
1175 int transport_filter_timeout;
1176 BOOL transport_filter_timed_out = FALSE;
1177 int transport_write_timeout= 0;
1178
1179 tree_node *tree_dns_fails = NULL;
1180 tree_node *tree_duplicates = NULL;
1181 tree_node *tree_nonrecipients = NULL;
1182 tree_node *tree_unusable = NULL;
1183
1184 BOOL trusted_caller = FALSE;
1185 gid_t *trusted_groups = NULL;
1186 uid_t *trusted_users = NULL;
1187 uschar *timezone_string = US TIMEZONE_DEFAULT;
1188
1189 uschar *unknown_login = NULL;
1190 uschar *unknown_username = NULL;
1191 uschar *untrusted_set_sender = NULL;
1192
1193 /* A regex for matching a "From_" line in an incoming message, in the form
1194
1195 From ph10 Fri Jan 5 12:35 GMT 1996
1196
1197 which the "mail" commands send to the MTA (undocumented, of course), or in
1198 the form
1199
1200 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1201
1202 which is apparently used by some UUCPs, despite it not being in RFC 976.
1203 Because of variations in time formats, just match up to the minutes. That
1204 should be sufficient. Examples have been seen of time fields like 12:1:03,
1205 so just require one digit for hours and minutes. The weekday is also absent
1206 in some forms. */
1207
1208 uschar *uucp_from_pattern = US
1209 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1210 "(?:" /* Non-extracting bracket */
1211 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1212 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1213 ")" /* End alternation */
1214 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1215
1216 uschar *uucp_from_sender = US"$1";
1217
1218 uschar *warn_message_file = NULL;
1219 uschar *warnmsg_delay = NULL;
1220 uschar *warnmsg_recipients = NULL;
1221 BOOL write_rejectlog = TRUE;
1222
1223 uschar *version_copyright = US"Copyright (c) University of Cambridge 2005";
1224 uschar *version_date = US"?";
1225 uschar *version_cnumber = US"????";
1226 uschar *version_string = US"?";
1227
1228 int warning_count = 0;
1229
1230 /* End of globals.c */
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