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[exim.git] / src / src / globals.c
1 /* $Cambridge: exim/src/src/globals.c,v 1.57 2006/07/28 11:39:11 ph10 Exp $ */
2
3 /*************************************************
4 * Exim - an Internet mail transport agent *
5 *************************************************/
6
7 /* Copyright (c) University of Cambridge 1995 - 2006 */
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 header_line *acl_added_headers = NULL;
166 tree_node *acl_anchor = NULL;
167 uschar *acl_not_smtp = NULL;
168 #ifdef WITH_CONTENT_SCAN
169 uschar *acl_not_smtp_mime = NULL;
170 #endif
171 uschar *acl_not_smtp_start = NULL;
172 uschar *acl_smtp_auth = NULL;
173 uschar *acl_smtp_connect = NULL;
174 uschar *acl_smtp_data = NULL;
175 uschar *acl_smtp_etrn = NULL;
176 uschar *acl_smtp_expn = NULL;
177 uschar *acl_smtp_helo = NULL;
178 uschar *acl_smtp_mail = NULL;
179 uschar *acl_smtp_mailauth = NULL;
180 #ifdef WITH_CONTENT_SCAN
181 uschar *acl_smtp_mime = NULL;
182 #endif
183 uschar *acl_smtp_predata = NULL;
184 uschar *acl_smtp_quit = NULL;
185 uschar *acl_smtp_rcpt = NULL;
186 uschar *acl_smtp_starttls = NULL;
187 uschar *acl_smtp_vrfy = NULL;
188 BOOL acl_temp_details = FALSE;
189 uschar *acl_var[ACL_CVARS + ACL_MVARS];
190 uschar *acl_verify_message = NULL;
191 string_item *acl_warn_logged = NULL;
192
193 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
194 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
195
196 uschar *acl_wherenames[] = { US"RCPT",
197 US"MAIL",
198 US"PREDATA",
199 US"MIME",
200 US"DATA",
201 US"non-SMTP",
202 US"AUTH",
203 US"connection",
204 US"ETRN",
205 US"EXPN",
206 US"EHLO or HELO",
207 US"MAILAUTH",
208 US"non-SMTP-start",
209 US"QUIT",
210 US"STARTTLS",
211 US"VRFY"
212 };
213
214 uschar *acl_wherecodes[] = { US"550", /* RCPT */
215 US"550", /* MAIL */
216 US"550", /* PREDATA */
217 US"550", /* MIME */
218 US"550", /* DATA */
219 US"0", /* not SMTP; not relevant */
220 US"503", /* AUTH */
221 US"550", /* connect */
222 US"458", /* ETRN */
223 US"550", /* EXPN */
224 US"550", /* HELO/EHLO */
225 US"0", /* MAILAUTH; not relevant */
226 US"0", /* not SMTP; not relevant */
227 US"0", /* QUIT; not relevant */
228 US"550", /* STARTTLS */
229 US"252" /* VRFY */
230 };
231
232 BOOL active_local_from_check = FALSE;
233 BOOL active_local_sender_retain = FALSE;
234 BOOL accept_8bitmime = FALSE;
235 address_item *addr_duplicate = NULL;
236
237 address_item address_defaults = {
238 NULL, /* next */
239 NULL, /* parent */
240 NULL, /* first */
241 NULL, /* dupof */
242 NULL, /* start_router */
243 NULL, /* router */
244 NULL, /* transport */
245 NULL, /* host_list */
246 NULL, /* host_used */
247 NULL, /* fallback_hosts */
248 NULL, /* reply */
249 NULL, /* retries */
250 NULL, /* address */
251 NULL, /* unique */
252 NULL, /* cc_local_part */
253 NULL, /* lc_local_part */
254 NULL, /* local_part */
255 NULL, /* prefix */
256 NULL, /* suffix */
257 NULL, /* domain */
258 NULL, /* address_retry_key */
259 NULL, /* domain_retry_key */
260 NULL, /* current_dir */
261 NULL, /* home_dir */
262 NULL, /* message */
263 NULL, /* user_message */
264 NULL, /* onetime_parent */
265 NULL, /* pipe_expandn */
266 NULL, /* return_filename */
267 NULL, /* self_hostname */
268 NULL, /* shadow_message */
269 #ifdef SUPPORT_TLS
270 NULL, /* cipher */
271 NULL, /* peerdn */
272 #endif
273 (uid_t)(-1), /* uid */
274 (gid_t)(-1), /* gid */
275 0, /* flags */
276 { 0 }, /* domain_cache - any larger array should be zeroed */
277 { 0 }, /* localpart_cache - ditto */
278 -1, /* mode */
279 0, /* more_errno */
280 ERRNO_UNKNOWNERROR, /* basic_errno */
281 0, /* child_count */
282 -1, /* return_file */
283 SPECIAL_NONE, /* special_action */
284 DEFER, /* transport_return */
285 { /* fields that are propagated to children */
286 NULL, /* address_data */
287 NULL, /* domain_data */
288 NULL, /* localpart_data */
289 NULL, /* errors_address */
290 NULL, /* extra_headers */
291 NULL, /* remove_headers */
292 #ifdef EXPERIMENTAL_SRS
293 NULL, /* srs_sender */
294 #endif
295 }
296 };
297
298 uschar *address_file = NULL;
299 uschar *address_pipe = NULL;
300 BOOL address_test_mode = FALSE;
301 tree_node *addresslist_anchor = NULL;
302 int addresslist_count = 0;
303 gid_t *admin_groups = NULL;
304 BOOL admin_user = FALSE;
305 BOOL allow_auth_unadvertised= FALSE;
306 BOOL allow_domain_literals = FALSE;
307 BOOL allow_mx_to_ip = FALSE;
308 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
309 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
310 BOOL allow_utf8_domains = FALSE;
311 uschar *authenticated_id = NULL;
312 uschar *authenticated_sender = NULL;
313 BOOL authentication_failed = FALSE;
314 auth_instance *auths = NULL;
315 uschar *auth_advertise_hosts = US"*";
316 auth_instance auth_defaults = {
317 NULL, /* chain pointer */
318 NULL, /* name */
319 NULL, /* info */
320 NULL, /* private options block pointer */
321 NULL, /* driver_name */
322 NULL, /* advertise_condition */
323 NULL, /* public_name */
324 NULL, /* set_id */
325 NULL, /* server_mail_auth_condition */
326 NULL, /* server_debug_string */
327 FALSE, /* client */
328 FALSE, /* server */
329 FALSE /* advertised */
330 };
331
332 uschar *auth_defer_msg = US"reason not recorded";
333 uschar *auth_defer_user_msg = US"";
334 uschar *auth_vars[AUTH_VARS];
335 int auto_thaw = 0;
336 #ifdef WITH_CONTENT_SCAN
337 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
338 #endif
339
340 BOOL background_daemon = TRUE;
341
342 #if BASE_62 == 62
343 uschar *base62_chars=
344 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
345 #else
346 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
347 #endif
348
349 uschar *bi_command = NULL;
350 uschar *big_buffer = NULL;
351 int big_buffer_size = BIG_BUFFER_SIZE;
352 #ifdef EXPERIMENTAL_BRIGHTMAIL
353 uschar *bmi_alt_location = NULL;
354 uschar *bmi_base64_tracker_verdict = NULL;
355 uschar *bmi_base64_verdict = NULL;
356 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
357 int bmi_deliver = 1;
358 int bmi_run = 0;
359 uschar *bmi_verdicts = NULL;
360 #endif
361 int body_linecount = 0;
362 int body_zerocount = 0;
363 uschar *bounce_message_file = NULL;
364 uschar *bounce_message_text = NULL;
365 uschar *bounce_recipient = NULL;
366 BOOL bounce_return_body = TRUE;
367 BOOL bounce_return_message = TRUE;
368 int bounce_return_size_limit = 100*1024;
369 uschar *bounce_sender_authentication = NULL;
370 int bsmtp_transaction_linecount = 0;
371
372 int callout_cache_domain_positive_expire = 7*24*60*60;
373 int callout_cache_domain_negative_expire = 3*60*60;
374 int callout_cache_positive_expire = 24*60*60;
375 int callout_cache_negative_expire = 2*60*60;
376 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
377 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W_](?>[a-z0-9/-]*[^\\W_])?)+$";
378 int check_log_inodes = 0;
379 int check_log_space = 0;
380 BOOL check_rfc2047_length = TRUE;
381 int check_spool_inodes = 0;
382 int check_spool_space = 0;
383 int clmacro_count = 0;
384 uschar *clmacros[MAX_CLMACROS];
385 BOOL config_changed = FALSE;
386 FILE *config_file = NULL;
387 uschar *config_filename = NULL;
388 int config_lineno = 0;
389 #ifdef CONFIGURE_GROUP
390 gid_t config_gid = CONFIGURE_GROUP;
391 #endif
392 uschar *config_main_filelist = US CONFIGURE_FILE
393 "\0<-----------Space to patch configure_filename->";
394 uschar *config_main_filename = NULL;
395
396 #ifdef CONFIGURE_OWNER
397 uid_t config_uid = CONFIGURE_OWNER;
398 #endif
399
400 int connection_max_messages= -1;
401 uschar *continue_hostname = NULL;
402 uschar *continue_host_address = NULL;
403 BOOL continue_more = FALSE;
404 int continue_sequence = 1;
405 uschar *continue_transport = NULL;
406
407 uschar *csa_status = NULL;
408
409 BOOL daemon_listen = FALSE;
410 uschar *daemon_smtp_port = US"smtp";
411 int daemon_startup_retries = 9;
412 int daemon_startup_sleep = 30;
413 BOOL debug_daemon = FALSE;
414 int debug_fd = -1;
415 FILE *debug_file = NULL;
416 bit_table debug_options[] = {
417 { US"acl", D_acl },
418 { US"all", D_all },
419 { US"auth", D_auth },
420 { US"deliver", D_deliver },
421 { US"dns", D_dns },
422 { US"dnsbl", D_dnsbl },
423 { US"exec", D_exec },
424 { US"expand", D_expand },
425 { US"filter", D_filter },
426 { US"hints_lookup", D_hints_lookup },
427 { US"host_lookup", D_host_lookup },
428 { US"ident", D_ident },
429 { US"interface", D_interface },
430 { US"lists", D_lists },
431 { US"load", D_load },
432 { US"local_scan", D_local_scan },
433 { US"lookup", D_lookup },
434 { US"memory", D_memory },
435 { US"pid", D_pid },
436 { US"process_info", D_process_info },
437 { US"queue_run", D_queue_run },
438 { US"receive", D_receive },
439 { US"resolver", D_resolver },
440 { US"retry", D_retry },
441 { US"rewrite", D_rewrite },
442 { US"route", D_route },
443 { US"timestamp", D_timestamp },
444 { US"tls", D_tls },
445 { US"transport", D_transport },
446 { US"uid", D_uid },
447 { US"verify", D_verify }
448 };
449 int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
450 unsigned int debug_selector = 0;
451 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
452 uschar *delay_warning_condition=
453 US"${if or {"
454 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
455 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
456 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
457 "} {no}{yes}}";
458 BOOL delivery_date_remove = TRUE;
459 uschar *deliver_address_data = NULL;
460 int deliver_datafile = -1;
461 uschar *deliver_domain = NULL;
462 uschar *deliver_domain_data = NULL;
463 uschar *deliver_domain_orig = NULL;
464 uschar *deliver_domain_parent = NULL;
465 BOOL deliver_drop_privilege = FALSE;
466 BOOL deliver_firsttime = FALSE;
467 BOOL deliver_force = FALSE;
468 BOOL deliver_freeze = FALSE;
469 int deliver_frozen_at = 0;
470 uschar *deliver_home = NULL;
471 uschar *deliver_host = NULL;
472 uschar *deliver_host_address = NULL;
473 uschar *deliver_in_buffer = NULL;
474 ino_t deliver_inode = 0;
475 uschar *deliver_localpart = NULL;
476 uschar *deliver_localpart_data = NULL;
477 uschar *deliver_localpart_orig = NULL;
478 uschar *deliver_localpart_parent = NULL;
479 uschar *deliver_localpart_prefix = NULL;
480 uschar *deliver_localpart_suffix = NULL;
481 BOOL deliver_force_thaw = FALSE;
482 BOOL deliver_manual_thaw = FALSE;
483 uschar *deliver_out_buffer = NULL;
484 int deliver_queue_load_max = -1;
485 address_item *deliver_recipients = NULL;
486 uschar *deliver_selectstring = NULL;
487 BOOL deliver_selectstring_regex = FALSE;
488 uschar *deliver_selectstring_sender = NULL;
489 BOOL deliver_selectstring_sender_regex = FALSE;
490 #ifdef WITH_OLD_DEMIME
491 int demime_errorlevel = 0;
492 int demime_ok = 0;
493 uschar *demime_reason = NULL;
494 #endif
495 BOOL disable_ipv6 = FALSE;
496 BOOL disable_logging = FALSE;
497
498 #ifdef EXPERIMENTAL_DOMAINKEYS
499 uschar *dk_signing_domain = NULL;
500 uschar *dk_signing_selector = NULL;
501 int dk_do_verify = 0;
502 #endif
503
504 uschar *dns_again_means_nonexist = NULL;
505 int dns_csa_search_limit = 5;
506 BOOL dns_csa_use_reverse = TRUE;
507 uschar *dns_ipv4_lookup = NULL;
508 int dns_retrans = 0;
509 int dns_retry = 0;
510 uschar *dnslist_domain = NULL;
511 uschar *dnslist_text = NULL;
512 uschar *dnslist_value = NULL;
513 tree_node *domainlist_anchor = NULL;
514 int domainlist_count = 0;
515 BOOL dont_deliver = FALSE;
516 BOOL dot_ends = TRUE;
517 BOOL drop_cr = FALSE; /* No longer used */
518
519 BOOL enable_dollar_recipients = FALSE;
520 BOOL envelope_to_remove = TRUE;
521 int errno_quota = ERRNO_QUOTA;
522 uschar *errors_copy = NULL;
523 int error_handling = ERRORS_SENDER;
524 uschar *errors_reply_to = NULL;
525 int errors_sender_rc = EXIT_FAILURE;
526
527 gid_t exim_gid = EXIM_GID;
528 BOOL exim_gid_set = TRUE; /* This gid is always set */
529 uschar *exim_path = US BIN_DIRECTORY "/exim"
530 "\0<---------------Space to patch exim_path->";
531 uid_t exim_uid = EXIM_UID;
532 BOOL exim_uid_set = TRUE; /* This uid is always set */
533 int expand_forbid = 0;
534 int expand_nlength[EXPAND_MAXN+1];
535 int expand_nmax = -1;
536 uschar *expand_nstring[EXPAND_MAXN+1];
537 BOOL expand_string_forcedfail = FALSE;
538 uschar *expand_string_message;
539 BOOL extract_addresses_remove_arguments = TRUE;
540 uschar *extra_local_interfaces = NULL;
541
542 int fake_response = OK;
543 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).";
544 int filter_n[FILTER_VARIABLE_COUNT];
545 BOOL filter_running = FALSE;
546 int filter_sn[FILTER_VARIABLE_COUNT];
547 int filter_test = FTEST_NONE;
548 uschar *filter_test_sfile = NULL;
549 uschar *filter_test_ufile = NULL;
550 uschar *filter_thisaddress = NULL;
551 int finduser_retries = 0;
552 #ifdef WITH_OLD_DEMIME
553 uschar *found_extension = NULL;
554 #endif
555 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
556 uschar *freeze_tell = NULL;
557 uschar *freeze_tell_config = NULL;
558 uschar *fudged_queue_times = US"";
559
560 uschar *gecos_name = NULL;
561 uschar *gecos_pattern = NULL;
562 rewrite_rule *global_rewrite_rules = NULL;
563
564 uschar *headers_charset = US HEADERS_CHARSET;
565 int header_insert_maxlen = 64 * 1024;
566 header_line *header_last = NULL;
567 header_line *header_list = NULL;
568 int header_maxsize = HEADER_MAXSIZE;
569 int header_line_maxsize = 0;
570
571 header_name header_names[] = {
572 { US"bcc", 3, TRUE, htype_bcc },
573 { US"cc", 2, TRUE, htype_cc },
574 { US"date", 4, TRUE, htype_date },
575 { US"delivery-date", 13, FALSE, htype_delivery_date },
576 { US"envelope-to", 11, FALSE, htype_envelope_to },
577 { US"from", 4, TRUE, htype_from },
578 { US"message-id", 10, TRUE, htype_id },
579 { US"received", 8, FALSE, htype_received },
580 { US"reply-to", 8, FALSE, htype_reply_to },
581 { US"return-path", 11, FALSE, htype_return_path },
582 { US"sender", 6, TRUE, htype_sender },
583 { US"subject", 7, FALSE, htype_subject },
584 { US"to", 2, TRUE, htype_to }
585 };
586
587 int header_names_size = sizeof(header_names)/sizeof(header_name);
588
589 BOOL header_rewritten = FALSE;
590 uschar *helo_accept_junk_hosts = NULL;
591 uschar *helo_allow_chars = US"";
592 uschar *helo_lookup_domains = US"@ : @[]";
593 uschar *helo_try_verify_hosts = NULL;
594 BOOL helo_verified = FALSE;
595 BOOL helo_verify_failed = FALSE;
596 uschar *helo_verify_hosts = NULL;
597 uschar *hex_digits = US"0123456789abcdef";
598 uschar *hold_domains = NULL;
599 BOOL host_checking = FALSE;
600 BOOL host_checking_callout = FALSE;
601 uschar *host_data = NULL;
602 BOOL host_find_failed_syntax= FALSE;
603 uschar *host_lookup = NULL;
604 BOOL host_lookup_deferred = FALSE;
605 BOOL host_lookup_failed = FALSE;
606 uschar *host_lookup_order = US"bydns:byaddr";
607 uschar *host_lookup_msg = US"";
608 int host_number = 0;
609 uschar *host_number_string = NULL;
610 uschar *host_reject_connection = NULL;
611 tree_node *hostlist_anchor = NULL;
612 int hostlist_count = 0;
613 uschar *hosts_treat_as_local = NULL;
614 uschar *hosts_connection_nolog = NULL;
615
616 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
617 BOOL ignore_fromline_local = FALSE;
618 uschar *ignore_fromline_hosts = NULL;
619 uschar *interface_address = NULL;
620 int interface_port = -1;
621 BOOL is_inetd = FALSE;
622
623 int journal_fd = -1;
624
625 int keep_malformed = 4*24*60*60; /* 4 days */
626
627 uschar *eldap_dn = NULL;
628 int load_average = -2;
629 BOOL local_error_message = FALSE;
630 BOOL local_from_check = TRUE;
631 uschar *local_from_prefix = NULL;
632 uschar *local_from_suffix = NULL;
633
634 #if HAVE_IPV6
635 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
636 #else
637 uschar *local_interfaces = US"0.0.0.0";
638 #endif
639
640 uschar *local_scan_data = NULL;
641 int local_scan_timeout = 5*60;
642 BOOL local_sender_retain = FALSE;
643 gid_t local_user_gid = (gid_t)(-1);
644 uid_t local_user_uid = (uid_t)(-1);
645
646 tree_node *localpartlist_anchor= NULL;
647 int localpartlist_count = 0;
648 uschar *log_buffer = NULL;
649 unsigned int log_extra_selector = LX_default;
650 uschar *log_file_path = US LOG_FILE_PATH
651 "\0<--------------Space to patch log_file_path->";
652
653 /* Those log options with L_xxx identifiers have values less than 0x800000 and
654 are the ones that get put into log_write_selector. They can be used in calls to
655 log_write() to test for the bit. The options with LX_xxx identifiers have
656 values greater than 0x80000000 and are put int log_extra_selector (without the
657 top bit). They are never used in calls to log_write(), but are tested
658 independently. This separation became necessary when the number of log
659 selectors was getting close to filling a 32-bit word. */
660
661 bit_table log_options[] = {
662 { US"acl_warn_skipped", LX_acl_warn_skipped },
663 { US"address_rewrite", L_address_rewrite },
664 { US"all", L_all },
665 { US"all_parents", L_all_parents },
666 { US"arguments", LX_arguments },
667 { US"connection_reject", L_connection_reject },
668 { US"delay_delivery", L_delay_delivery },
669 { US"deliver_time", LX_deliver_time },
670 { US"delivery_size", LX_delivery_size },
671 { US"dnslist_defer", L_dnslist_defer },
672 { US"etrn", L_etrn },
673 { US"host_lookup_failed", L_host_lookup_failed },
674 { US"ident_timeout", LX_ident_timeout },
675 { US"incoming_interface", LX_incoming_interface },
676 { US"incoming_port", LX_incoming_port },
677 { US"lost_incoming_connection", L_lost_incoming_connection },
678 { US"outgoing_port", LX_outgoing_port },
679 { US"queue_run", L_queue_run },
680 { US"queue_time", LX_queue_time },
681 { US"queue_time_overall", LX_queue_time_overall },
682 { US"received_recipients", LX_received_recipients },
683 { US"received_sender", LX_received_sender },
684 { US"rejected_header", LX_rejected_header },
685 { US"rejected_headers", LX_rejected_header },
686 { US"retry_defer", L_retry_defer },
687 { US"return_path_on_delivery", LX_return_path_on_delivery },
688 { US"sender_on_delivery", LX_sender_on_delivery },
689 { US"sender_verify_fail", LX_sender_verify_fail },
690 { US"size_reject", L_size_reject },
691 { US"skip_delivery", L_skip_delivery },
692 { US"smtp_confirmation", LX_smtp_confirmation },
693 { US"smtp_connection", L_smtp_connection },
694 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
695 { US"smtp_protocol_error", L_smtp_protocol_error },
696 { US"smtp_syntax_error", L_smtp_syntax_error },
697 { US"subject", LX_subject },
698 { US"tls_certificate_verified", LX_tls_certificate_verified },
699 { US"tls_cipher", LX_tls_cipher },
700 { US"tls_peerdn", LX_tls_peerdn },
701 { US"unknown_in_list", LX_unknown_in_list }
702 };
703
704 int log_options_count = sizeof(log_options)/sizeof(bit_table);
705 unsigned int log_write_selector= L_default;
706 uschar *log_selector_string = NULL;
707 FILE *log_stderr = NULL;
708 BOOL log_testing_mode = FALSE;
709 BOOL log_timezone = FALSE;
710 uschar *login_sender_address = NULL;
711 int lookup_open_max = 25;
712 uschar *lookup_value = NULL;
713
714 macro_item *macros = NULL;
715 uschar *mailstore_basename = NULL;
716 #ifdef WITH_CONTENT_SCAN
717 uschar *malware_name = NULL; /* Virus Name */
718 #endif
719 int max_username_length = 0;
720 int message_age = 0;
721 uschar *message_body = NULL;
722 uschar *message_body_end = NULL;
723 int message_body_size = 0;
724 int message_body_visible = 500;
725 int message_ended = END_NOTSTARTED;
726 uschar *message_headers = NULL;
727 uschar *message_id;
728 uschar *message_id_domain = NULL;
729 uschar *message_id_text = NULL;
730 struct timeval message_id_tv = { 0, 0 };
731 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
732 uschar *message_id_external;
733 int message_linecount = 0;
734 BOOL message_logs = TRUE;
735 int message_size = 0;
736 uschar *message_size_limit = US"50M";
737 uschar message_subdir[2] = { 0, 0 };
738 uschar *message_reference = NULL;
739
740 /* MIME ACL expandables */
741 #ifdef WITH_CONTENT_SCAN
742 int mime_anomaly_level = 0;
743 uschar *mime_anomaly_text = NULL;
744 uschar *mime_boundary = NULL;
745 uschar *mime_charset = NULL;
746 uschar *mime_content_description = NULL;
747 uschar *mime_content_disposition = NULL;
748 uschar *mime_content_id = NULL;
749 unsigned int mime_content_size = 0;
750 uschar *mime_content_transfer_encoding = NULL;
751 uschar *mime_content_type = NULL;
752 uschar *mime_decoded_filename = NULL;
753 uschar *mime_filename = NULL;
754 int mime_is_multipart = 0;
755 int mime_is_coverletter = 0;
756 int mime_is_rfc822 = 0;
757 int mime_part_count = -1;
758 #endif
759
760 BOOL mua_wrapper = FALSE;
761
762 uid_t *never_users = NULL;
763 #ifdef WITH_CONTENT_SCAN
764 BOOL no_mbox_unspool = FALSE;
765 #endif
766 BOOL no_multiline_responses = FALSE;
767
768 uid_t original_euid;
769 gid_t originator_gid;
770 uschar *originator_login = NULL;
771 uschar *originator_name = NULL;
772 uid_t originator_uid;
773 uschar *override_local_interfaces = NULL;
774 uschar *override_pid_file_path = NULL;
775
776 BOOL parse_allow_group = FALSE;
777 BOOL parse_found_group = FALSE;
778 uschar *percent_hack_domains = NULL;
779 uschar *pid_file_path = US PID_FILE_PATH
780 "\0<--------------Space to patch pid_file_path->";
781 uschar *pipelining_advertise_hosts = US"*";
782 BOOL preserve_message_logs = FALSE;
783 uschar *primary_hostname = NULL;
784 BOOL print_topbitchars = FALSE;
785 uschar process_info[PROCESS_INFO_SIZE];
786 uschar *process_log_path = NULL;
787 BOOL prod_requires_admin = TRUE;
788 uschar *prvscheck_address = NULL;
789 uschar *prvscheck_keynum = NULL;
790 uschar *prvscheck_result = NULL;
791
792
793 uschar *qualify_domain_recipient = NULL;
794 uschar *qualify_domain_sender = NULL;
795 BOOL queue_2stage = FALSE;
796 uschar *queue_domains = NULL;
797 int queue_interval = -1;
798 BOOL queue_list_requires_admin = TRUE;
799 BOOL queue_only = FALSE;
800 uschar *queue_only_file = NULL;
801 int queue_only_load = -1;
802 BOOL queue_only_override = TRUE;
803 BOOL queue_only_policy = FALSE;
804 BOOL queue_run_first_delivery = FALSE;
805 BOOL queue_run_force = FALSE;
806 BOOL queue_run_in_order = FALSE;
807 BOOL queue_run_local = FALSE;
808 int queue_run_max = 5;
809 pid_t queue_run_pid = (pid_t)0;
810 int queue_run_pipe = -1;
811 BOOL queue_running = FALSE;
812 BOOL queue_smtp = FALSE;
813 uschar *queue_smtp_domains = NULL;
814
815 unsigned int random_seed = 0;
816 tree_node *ratelimiters_cmd = NULL;
817 tree_node *ratelimiters_conn = NULL;
818 tree_node *ratelimiters_mail = NULL;
819 uschar *raw_active_hostname = NULL;
820 uschar *raw_sender = NULL;
821 uschar **raw_recipients = NULL;
822 int raw_recipients_count = 0;
823
824 int rcpt_count = 0;
825 int rcpt_fail_count = 0;
826 int rcpt_defer_count = 0;
827 gid_t real_gid;
828 uid_t real_uid;
829 BOOL really_exim = TRUE;
830 BOOL receive_call_bombout = FALSE;
831 int receive_linecount = 0;
832 int receive_messagecount = 0;
833 int receive_timeout = 0;
834 int received_count = 0;
835 uschar *received_for = NULL;
836
837 /* This is the default text for Received headers generated by Exim. The
838 date will be automatically added on the end. */
839
840 uschar *received_header_text = US
841 "Received: "
842 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
843 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
844 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
845 "by $primary_hostname "
846 "${if def:received_protocol {with $received_protocol}} "
847 #ifdef SUPPORT_TLS
848 "${if def:tls_cipher {($tls_cipher)\n\t}}"
849 #endif
850 "(Exim $version_number)\n\t"
851 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
852 "id $message_exim_id"
853 "${if def:received_for {\n\tfor $received_for}}"
854 "\0<---------------Space to patch received_header_text->";
855
856 int received_headers_max = 30;
857 uschar *received_protocol = NULL;
858 int received_time = 0;
859 uschar *recipient_data = NULL;
860 uschar *recipient_unqualified_hosts = NULL;
861 uschar *recipient_verify_failure = NULL;
862 int recipients_count = 0;
863 BOOL recipients_discarded = FALSE;
864 recipient_item *recipients_list = NULL;
865 int recipients_list_max = 0;
866 int recipients_max = 0;
867 BOOL recipients_max_reject = FALSE;
868 const pcre *regex_AUTH = NULL;
869 const pcre *regex_check_dns_names = NULL;
870 const pcre *regex_From = NULL;
871 const pcre *regex_IGNOREQUOTA = NULL;
872 const pcre *regex_PIPELINING = NULL;
873 const pcre *regex_SIZE = NULL;
874 const pcre *regex_smtp_code = NULL;
875 const pcre *regex_ismsgid = NULL;
876 #ifdef WITH_CONTENT_SCAN
877 uschar *regex_match_string = NULL;
878 #endif
879 int remote_delivery_count = 0;
880 int remote_max_parallel = 2;
881 uschar *remote_sort_domains = NULL;
882 int retry_data_expire = 7*24*60*60;
883 int retry_interval_max = 24*60*60;
884 int retry_maximum_timeout = 0; /* set from retry config */
885 retry_config *retries = NULL;
886 uschar *return_path = NULL;
887 BOOL return_path_remove = TRUE;
888 int rewrite_existflags = 0;
889 uschar *rfc1413_hosts = US"*";
890 int rfc1413_query_timeout = 5;
891 /* BOOL rfc821_domains = FALSE; <<< on the way out */
892 uid_t root_uid = ROOT_UID;
893
894 router_instance *routers = NULL;
895 router_instance router_defaults = {
896 NULL, /* chain pointer */
897 NULL, /* name */
898 NULL, /* info */
899 NULL, /* private options block pointer */
900 NULL, /* driver name */
901
902 NULL, /* address_data */
903 #ifdef EXPERIMENTAL_BRIGHTMAIL
904 NULL, /* bmi_rule */
905 #endif
906 NULL, /* cannot_route_message */
907 NULL, /* condition */
908 NULL, /* current_directory */
909 NULL, /* debug_string */
910 NULL, /* domains */
911 NULL, /* errors_to */
912 NULL, /* expand_gid */
913 NULL, /* expand_uid */
914 NULL, /* expand_more */
915 NULL, /* expand_unseen */
916 NULL, /* extra_headers */
917 NULL, /* fallback_hosts */
918 NULL, /* home_directory */
919 NULL, /* ignore_target_hosts */
920 NULL, /* local_parts */
921 NULL, /* pass_router_name */
922 NULL, /* prefix */
923 NULL, /* redirect_router_name */
924 NULL, /* remove_headers */
925 NULL, /* require_files */
926 NULL, /* router_home_directory */
927 US"freeze", /* self */
928 NULL, /* senders */
929 NULL, /* suffix */
930 NULL, /* translate_ip_address */
931 NULL, /* transport_name */
932
933 TRUE, /* address_test */
934 #ifdef EXPERIMENTAL_BRIGHTMAIL
935 FALSE, /* bmi_deliver_alternate */
936 FALSE, /* bmi_deliver_default */
937 FALSE, /* bmi_dont_deliver */
938 #endif
939 TRUE, /* expn */
940 FALSE, /* caseful_local_part */
941 FALSE, /* check_local_user */
942 FALSE, /* disable_logging */
943 FALSE, /* fail_verify_recipient */
944 FALSE, /* fail_verify_sender */
945 FALSE, /* gid_set */
946 FALSE, /* initgroups */
947 TRUE_UNSET, /* log_as_local */
948 TRUE, /* more */
949 FALSE, /* pass_on_timeout */
950 FALSE, /* prefix_optional */
951 TRUE, /* repeat_use */
952 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
953 FALSE, /* same_domain_copy_routing */
954 FALSE, /* self_rewrite */
955 FALSE, /* suffix_optional */
956 FALSE, /* verify_only */
957 TRUE, /* verify_recipient */
958 TRUE, /* verify_sender */
959 FALSE, /* uid_set */
960 FALSE, /* unseen */
961
962 self_freeze, /* self_code */
963 (uid_t)(-1), /* uid */
964 (gid_t)(-1), /* gid */
965
966 NULL, /* fallback_hostlist */
967 NULL, /* transport instance */
968 NULL, /* pass_router */
969 NULL /* redirect_router */
970 };
971
972 ip_address_item *running_interfaces = NULL;
973 BOOL running_in_test_harness = FALSE;
974
975 /* This is a weird one. The following string gets patched in the binary by the
976 script that sets up a copy of Exim for running in the test harness. It seems
977 that compilers are now clever, and share constant strings if they can.
978 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
979 make use of the end of this string in order to save space. So the patching then
980 wrecks this. We default this optimization by adding some additional characters
981 onto the end of the string. */
982
983 uschar *running_status = US">>>running<<<" "\0EXTRA";
984
985 int runrc = 0;
986
987 uschar *search_error_message = NULL;
988 BOOL search_find_defer = FALSE;
989 uschar *self_hostname = NULL;
990 uschar *sender_address = NULL;
991 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
992 uschar *sender_address_data = NULL;
993 BOOL sender_address_forced = FALSE;
994 uschar *sender_address_unrewritten = NULL;
995 uschar *sender_data = NULL;
996 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
997 uschar *sender_fullhost = NULL;
998 uschar *sender_helo_name = NULL;
999 uschar **sender_host_aliases = &no_aliases;
1000 uschar *sender_host_address = NULL;
1001 uschar *sender_host_authenticated = NULL;
1002 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1003 uschar *sender_host_name = NULL;
1004 int sender_host_port = 0;
1005 BOOL sender_host_notsocket = FALSE;
1006 BOOL sender_host_unknown = FALSE;
1007 uschar *sender_ident = NULL;
1008 BOOL sender_local = FALSE;
1009 BOOL sender_name_forced = FALSE;
1010 uschar *sender_rate = NULL;
1011 uschar *sender_rate_limit = NULL;
1012 uschar *sender_rate_period = NULL;
1013 uschar *sender_rcvhost = NULL;
1014 BOOL sender_set_untrusted = FALSE;
1015 uschar *sender_unqualified_hosts = NULL;
1016 uschar *sender_verify_failure = NULL;
1017 address_item *sender_verified_list = NULL;
1018 address_item *sender_verified_failed = NULL;
1019 int sender_verified_rc = -1;
1020 BOOL sender_verified_responded = FALSE;
1021 volatile BOOL sigalrm_seen = FALSE;
1022 uschar **sighup_argv = NULL;
1023 int smtp_accept_count = 0;
1024 BOOL smtp_accept_keepalive = TRUE;
1025 int smtp_accept_max = 20;
1026 int smtp_accept_max_nonmail= 10;
1027 uschar *smtp_accept_max_nonmail_hosts = US"*";
1028 int smtp_accept_max_per_connection = 1000;
1029 uschar *smtp_accept_max_per_host = NULL;
1030 int smtp_accept_queue = 0;
1031 int smtp_accept_queue_per_connection = 10;
1032 int smtp_accept_reserve = 0;
1033 uschar *smtp_active_hostname = NULL;
1034 BOOL smtp_authenticated = FALSE;
1035 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1036 "Exim $version_number $tod_full"
1037 "\0<---------------Space to patch smtp_banner->";
1038 BOOL smtp_batched_input = FALSE;
1039 BOOL smtp_check_spool_space = TRUE;
1040 uschar *smtp_cmd_argument = NULL;
1041 uschar *smtp_cmd_buffer = NULL;
1042 int smtp_connect_backlog = 20;
1043 double smtp_delay_mail = 0.0;
1044 double smtp_delay_rcpt = 0.0;
1045 BOOL smtp_enforce_sync = TRUE;
1046 FILE *smtp_in = NULL;
1047 BOOL smtp_input = FALSE;
1048 int smtp_load_reserve = -1;
1049 int smtp_mailcmd_count = 0;
1050 FILE *smtp_out = NULL;
1051 uschar *smtp_etrn_command = NULL;
1052 BOOL smtp_etrn_serialize = TRUE;
1053 int smtp_max_synprot_errors= 3;
1054 int smtp_max_unknown_commands = 3;
1055 uschar *smtp_ratelimit_hosts = NULL;
1056 uschar *smtp_ratelimit_mail = NULL;
1057 uschar *smtp_ratelimit_rcpt = NULL;
1058 uschar *smtp_read_error = US"";
1059 int smtp_receive_timeout = 5*60;
1060 uschar *smtp_reserve_hosts = NULL;
1061 BOOL smtp_return_error_details = FALSE;
1062 int smtp_rlm_base = 0;
1063 double smtp_rlm_factor = 0.0;
1064 int smtp_rlm_limit = 0;
1065 int smtp_rlm_threshold = INT_MAX;
1066 int smtp_rlr_base = 0;
1067 double smtp_rlr_factor = 0.0;
1068 int smtp_rlr_limit = 0;
1069 int smtp_rlr_threshold = INT_MAX;
1070 BOOL smtp_use_pipelining = FALSE;
1071 BOOL smtp_use_size = FALSE;
1072
1073 #ifdef WITH_CONTENT_SCAN
1074 uschar *spamd_address = US"127.0.0.1 783";
1075 uschar *spam_bar = NULL;
1076 uschar *spam_report = NULL;
1077 uschar *spam_score = NULL;
1078 uschar *spam_score_int = NULL;
1079 #endif
1080 #ifdef EXPERIMENTAL_SPF
1081 uschar *spf_header_comment = NULL;
1082 uschar *spf_received = NULL;
1083 uschar *spf_result = NULL;
1084 uschar *spf_smtp_comment = NULL;
1085 #endif
1086
1087 BOOL split_spool_directory = FALSE;
1088 uschar *spool_directory = US SPOOL_DIRECTORY
1089 "\0<--------------Space to patch spool_directory->";
1090 #ifdef EXPERIMENTAL_SRS
1091 uschar *srs_config = NULL;
1092 uschar *srs_db_address = NULL;
1093 uschar *srs_db_key = NULL;
1094 int srs_hashlength = 6;
1095 int srs_hashmin = -1;
1096 int srs_maxage = 31;
1097 uschar *srs_orig_recipient = NULL;
1098 uschar *srs_orig_sender = NULL;
1099 uschar *srs_recipient = NULL;
1100 uschar *srs_secrets = NULL;
1101 uschar *srs_status = NULL;
1102 BOOL srs_usehash = TRUE;
1103 BOOL srs_usetimestamp = TRUE;
1104 #endif
1105 int string_datestamp_offset= -1;
1106 BOOL strip_excess_angle_brackets = FALSE;
1107 BOOL strip_trailing_dot = FALSE;
1108 uschar *submission_domain = NULL;
1109 BOOL submission_mode = FALSE;
1110 uschar *submission_name = NULL;
1111 BOOL suppress_local_fixups = FALSE;
1112 BOOL synchronous_delivery = FALSE;
1113 BOOL syslog_duplication = TRUE;
1114 int syslog_facility = LOG_MAIL;
1115 uschar *syslog_processname = US"exim";
1116 BOOL syslog_timestamp = TRUE;
1117 uschar *system_filter = NULL;
1118
1119 uschar *system_filter_directory_transport = NULL;
1120 uschar *system_filter_file_transport = NULL;
1121 uschar *system_filter_pipe_transport = NULL;
1122 uschar *system_filter_reply_transport = NULL;
1123
1124 gid_t system_filter_gid = 0;
1125 BOOL system_filter_gid_set = FALSE;
1126 uid_t system_filter_uid = 0;
1127 BOOL system_filter_uid_set = FALSE;
1128 BOOL system_filtering = FALSE;
1129
1130 BOOL tcp_nodelay = TRUE;
1131 int thismessage_size_limit = 0;
1132 int timeout_frozen_after = 0;
1133 BOOL timestamps_utc = FALSE;
1134
1135 transport_instance *transports = NULL;
1136
1137 transport_instance transport_defaults = {
1138 NULL, /* chain pointer */
1139 NULL, /* name */
1140 NULL, /* info */
1141 NULL, /* private options block pointer */
1142 NULL, /* driver name */
1143 NULL, /* setup entry point */
1144 1, /* batch_max */
1145 NULL, /* batch_id */
1146 NULL, /* home_dir */
1147 NULL, /* current_dir */
1148 TRUE, /* multi-domain */
1149 FALSE, /* overrides_hosts */
1150 100, /* max_addresses */
1151 500, /* connection_max_messages */
1152 FALSE, /* deliver_as_creator */
1153 FALSE, /* disable_logging */
1154 FALSE, /* initgroups */
1155 FALSE, /* uid_set */
1156 FALSE, /* gid_set */
1157 (uid_t)(-1), /* uid */
1158 (gid_t)(-1), /* gid */
1159 NULL, /* expand_uid */
1160 NULL, /* expand_gid */
1161 NULL, /* warn_message */
1162 NULL, /* shadow */
1163 NULL, /* shadow_condition */
1164 NULL, /* filter_command */
1165 NULL, /* add_headers */
1166 NULL, /* remove_headers */
1167 NULL, /* return_path */
1168 NULL, /* debug_string */
1169 NULL, /* message_size_limit */
1170 NULL, /* headers_rewrite */
1171 NULL, /* rewrite_rules */
1172 0, /* rewrite_existflags */
1173 300, /* filter_timeout */
1174 FALSE, /* body_only */
1175 FALSE, /* delivery_date_add */
1176 FALSE, /* envelope_to_add */
1177 FALSE, /* headers_only */
1178 FALSE, /* rcpt_include_affixes */
1179 FALSE, /* return_path_add */
1180 FALSE, /* return_output */
1181 FALSE, /* return_fail_output */
1182 FALSE, /* log_output */
1183 FALSE, /* log_fail_output */
1184 FALSE, /* log_defer_output */
1185 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1186 1 nor 0 so can detect unset */
1187 };
1188
1189 int transport_count;
1190 uschar **transport_filter_argv = NULL;
1191 int transport_filter_timeout;
1192 BOOL transport_filter_timed_out = FALSE;
1193 int transport_write_timeout= 0;
1194
1195 tree_node *tree_dns_fails = NULL;
1196 tree_node *tree_duplicates = NULL;
1197 tree_node *tree_nonrecipients = NULL;
1198 tree_node *tree_unusable = NULL;
1199
1200 BOOL trusted_caller = FALSE;
1201 gid_t *trusted_groups = NULL;
1202 uid_t *trusted_users = NULL;
1203 uschar *timezone_string = US TIMEZONE_DEFAULT;
1204
1205 uschar *unknown_login = NULL;
1206 uschar *unknown_username = NULL;
1207 uschar *untrusted_set_sender = NULL;
1208
1209 /* A regex for matching a "From_" line in an incoming message, in the form
1210
1211 From ph10 Fri Jan 5 12:35 GMT 1996
1212
1213 which the "mail" commands send to the MTA (undocumented, of course), or in
1214 the form
1215
1216 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1217
1218 which is apparently used by some UUCPs, despite it not being in RFC 976.
1219 Because of variations in time formats, just match up to the minutes. That
1220 should be sufficient. Examples have been seen of time fields like 12:1:03,
1221 so just require one digit for hours and minutes. The weekday is also absent
1222 in some forms. */
1223
1224 uschar *uucp_from_pattern = US
1225 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1226 "(?:" /* Non-extracting bracket */
1227 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1228 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1229 ")" /* End alternation */
1230 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1231
1232 uschar *uucp_from_sender = US"$1";
1233
1234 uschar *warn_message_file = NULL;
1235 uschar *warnmsg_delay = NULL;
1236 uschar *warnmsg_recipients = NULL;
1237 BOOL write_rejectlog = TRUE;
1238
1239 uschar *version_copyright = US"Copyright (c) University of Cambridge 2006";
1240 uschar *version_date = US"?";
1241 uschar *version_cnumber = US"????";
1242 uschar *version_string = US"?";
1243
1244 int warning_count = 0;
1245
1246 /* End of globals.c */
Unnamed repository; edit this file 'description' to name the repository.