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2007-03-19 V1.55 Steve Campbell
[exim.git] / src / src / globals.c
1 /* $Cambridge: exim/src/src/globals.c,v 1.71 2007/02/06 12:19:27 ph10 Exp $ */
2
3 /*************************************************
4 * Exim - an Internet mail transport agent *
5 *************************************************/
6
7 /* Copyright (c) University of Cambridge 1995 - 2007 */
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_condition", opt_stringptr | opt_public,
42 (void *)(offsetof(auth_instance, server_condition)) },
43 { "server_debug_print", opt_stringptr | opt_public,
44 (void *)(offsetof(auth_instance, server_debug_string)) },
45 { "server_mail_auth_condition", opt_stringptr | opt_public,
46 (void *)(offsetof(auth_instance, mail_auth_condition)) },
47 { "server_set_id", opt_stringptr | opt_public,
48 (void *)(offsetof(auth_instance, set_id)) }
49 };
50
51 int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
52
53 /* An empty host aliases list. */
54
55 uschar *no_aliases = NULL;
56
57
58 /* For comments on these variables, see globals.h. I'm too idle to
59 duplicate them here... */
60
61 #ifdef EXIM_PERL
62 uschar *opt_perl_startup = NULL;
63 BOOL opt_perl_at_start = FALSE;
64 BOOL opt_perl_started = FALSE;
65 #endif
66
67 #ifdef EXPAND_DLFUNC
68 tree_node *dlobj_anchor = NULL;
69 #endif
70
71 #ifdef LOOKUP_IBASE
72 uschar *ibase_servers = NULL;
73 #endif
74
75 #ifdef LOOKUP_LDAP
76 uschar *eldap_default_servers = NULL;
77 int eldap_version = -1;
78 #endif
79
80 #ifdef LOOKUP_MYSQL
81 uschar *mysql_servers = NULL;
82 #endif
83
84 #ifdef LOOKUP_ORACLE
85 uschar *oracle_servers = NULL;
86 #endif
87
88 #ifdef LOOKUP_PGSQL
89 uschar *pgsql_servers = NULL;
90 #endif
91
92 #ifdef LOOKUP_SQLITE
93 int sqlite_lock_timeout = 5;
94 #endif
95
96 #ifdef SUPPORT_MOVE_FROZEN_MESSAGES
97 BOOL move_frozen_messages = FALSE;
98 #endif
99
100 /* These variables are outside the #ifdef because it keeps the code less
101 cluttered in several places (e.g. during logging) if we can always refer to
102 them. Also, the tls_ variables are now always visible. */
103
104 BOOL tls_active = -1;
105 BOOL tls_certificate_verified = FALSE;
106 uschar *tls_cipher = NULL;
107 BOOL tls_on_connect = FALSE;
108 uschar *tls_on_connect_ports = NULL;
109 uschar *tls_peerdn = NULL;
110
111 #ifdef SUPPORT_TLS
112 uschar *gnutls_require_mac = NULL;
113 uschar *gnutls_require_kx = NULL;
114 uschar *gnutls_require_proto = NULL;
115 const pcre *regex_STARTTLS = NULL;
116 uschar *tls_advertise_hosts = NULL; /* This is deliberate */
117 uschar *tls_certificate = NULL;
118 uschar *tls_crl = NULL;
119 uschar *tls_dhparam = NULL;
120 BOOL tls_offered = FALSE;
121 uschar *tls_privatekey = NULL;
122 BOOL tls_remember_esmtp = FALSE;
123 uschar *tls_require_ciphers = NULL;
124 uschar *tls_try_verify_hosts = NULL;
125 uschar *tls_verify_certificates= NULL;
126 uschar *tls_verify_hosts = NULL;
127 #endif
128
129
130 /* Input-reading functions for messages, so we can use special ones for
131 incoming TCP/IP. The defaults use stdin. We never need these for any
132 stand-alone tests. */
133
134 #ifndef STAND_ALONE
135 int (*receive_getc)(void) = stdin_getc;
136 int (*receive_ungetc)(int) = stdin_ungetc;
137 int (*receive_feof)(void) = stdin_feof;
138 int (*receive_ferror)(void) = stdin_ferror;
139 #endif
140
141
142 /* List of per-address expansion variables for clearing and saving/restoring
143 when verifying one address while routing/verifying another. We have to have
144 the size explicit, because it is referenced from more than one module. */
145
146 uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
147 &deliver_address_data,
148 &deliver_domain,
149 &deliver_domain_data,
150 &deliver_domain_orig,
151 &deliver_domain_parent,
152 &deliver_localpart,
153 &deliver_localpart_data,
154 &deliver_localpart_orig,
155 &deliver_localpart_parent,
156 &deliver_localpart_prefix,
157 &deliver_localpart_suffix,
158 (uschar **)(&deliver_recipients),
159 &deliver_host,
160 &deliver_home,
161 &address_file,
162 &address_pipe,
163 &self_hostname,
164 NULL };
165
166 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
167
168 /* General global variables */
169
170 header_line *acl_added_headers = NULL;
171 tree_node *acl_anchor = NULL;
172 uschar *acl_not_smtp = NULL;
173 #ifdef WITH_CONTENT_SCAN
174 uschar *acl_not_smtp_mime = NULL;
175 #endif
176 uschar *acl_not_smtp_start = NULL;
177 uschar *acl_smtp_auth = NULL;
178 uschar *acl_smtp_connect = NULL;
179 uschar *acl_smtp_data = NULL;
180 uschar *acl_smtp_etrn = NULL;
181 uschar *acl_smtp_expn = NULL;
182 uschar *acl_smtp_helo = NULL;
183 uschar *acl_smtp_mail = NULL;
184 uschar *acl_smtp_mailauth = NULL;
185 #ifdef WITH_CONTENT_SCAN
186 uschar *acl_smtp_mime = NULL;
187 #endif
188 uschar *acl_smtp_predata = NULL;
189 uschar *acl_smtp_quit = NULL;
190 uschar *acl_smtp_rcpt = NULL;
191 uschar *acl_smtp_starttls = NULL;
192 uschar *acl_smtp_vrfy = NULL;
193 BOOL acl_temp_details = FALSE;
194 tree_node *acl_var_c = NULL;
195 tree_node *acl_var_m = NULL;
196 uschar *acl_verify_message = NULL;
197 string_item *acl_warn_logged = NULL;
198
199 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
200 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
201
202 uschar *acl_wherenames[] = { US"RCPT",
203 US"MAIL",
204 US"PREDATA",
205 US"MIME",
206 US"DATA",
207 US"non-SMTP",
208 US"AUTH",
209 US"connection",
210 US"ETRN",
211 US"EXPN",
212 US"EHLO or HELO",
213 US"MAILAUTH",
214 US"non-SMTP-start",
215 US"QUIT",
216 US"STARTTLS",
217 US"VRFY"
218 };
219
220 uschar *acl_wherecodes[] = { US"550", /* RCPT */
221 US"550", /* MAIL */
222 US"550", /* PREDATA */
223 US"550", /* MIME */
224 US"550", /* DATA */
225 US"0", /* not SMTP; not relevant */
226 US"503", /* AUTH */
227 US"550", /* connect */
228 US"458", /* ETRN */
229 US"550", /* EXPN */
230 US"550", /* HELO/EHLO */
231 US"0", /* MAILAUTH; not relevant */
232 US"0", /* not SMTP; not relevant */
233 US"0", /* QUIT; not relevant */
234 US"550", /* STARTTLS */
235 US"252" /* VRFY */
236 };
237
238 BOOL active_local_from_check = FALSE;
239 BOOL active_local_sender_retain = FALSE;
240 BOOL accept_8bitmime = FALSE;
241 address_item *addr_duplicate = NULL;
242
243 address_item address_defaults = {
244 NULL, /* next */
245 NULL, /* parent */
246 NULL, /* first */
247 NULL, /* dupof */
248 NULL, /* start_router */
249 NULL, /* router */
250 NULL, /* transport */
251 NULL, /* host_list */
252 NULL, /* host_used */
253 NULL, /* fallback_hosts */
254 NULL, /* reply */
255 NULL, /* retries */
256 NULL, /* address */
257 NULL, /* unique */
258 NULL, /* cc_local_part */
259 NULL, /* lc_local_part */
260 NULL, /* local_part */
261 NULL, /* prefix */
262 NULL, /* suffix */
263 NULL, /* domain */
264 NULL, /* address_retry_key */
265 NULL, /* domain_retry_key */
266 NULL, /* current_dir */
267 NULL, /* home_dir */
268 NULL, /* message */
269 NULL, /* user_message */
270 NULL, /* onetime_parent */
271 NULL, /* pipe_expandn */
272 NULL, /* return_filename */
273 NULL, /* self_hostname */
274 NULL, /* shadow_message */
275 #ifdef SUPPORT_TLS
276 NULL, /* cipher */
277 NULL, /* peerdn */
278 #endif
279 (uid_t)(-1), /* uid */
280 (gid_t)(-1), /* gid */
281 0, /* flags */
282 { 0 }, /* domain_cache - any larger array should be zeroed */
283 { 0 }, /* localpart_cache - ditto */
284 -1, /* mode */
285 0, /* more_errno */
286 ERRNO_UNKNOWNERROR, /* basic_errno */
287 0, /* child_count */
288 -1, /* return_file */
289 SPECIAL_NONE, /* special_action */
290 DEFER, /* transport_return */
291 { /* fields that are propagated to children */
292 NULL, /* address_data */
293 NULL, /* domain_data */
294 NULL, /* localpart_data */
295 NULL, /* errors_address */
296 NULL, /* extra_headers */
297 NULL, /* remove_headers */
298 #ifdef EXPERIMENTAL_SRS
299 NULL, /* srs_sender */
300 #endif
301 }
302 };
303
304 uschar *address_file = NULL;
305 uschar *address_pipe = NULL;
306 BOOL address_test_mode = FALSE;
307 tree_node *addresslist_anchor = NULL;
308 int addresslist_count = 0;
309 gid_t *admin_groups = NULL;
310 BOOL admin_user = FALSE;
311 BOOL allow_auth_unadvertised= FALSE;
312 BOOL allow_domain_literals = FALSE;
313 BOOL allow_mx_to_ip = FALSE;
314 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
315 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
316 BOOL allow_utf8_domains = FALSE;
317 uschar *authenticated_id = NULL;
318 uschar *authenticated_sender = NULL;
319 BOOL authentication_failed = FALSE;
320 auth_instance *auths = NULL;
321 uschar *auth_advertise_hosts = US"*";
322 auth_instance auth_defaults = {
323 NULL, /* chain pointer */
324 NULL, /* name */
325 NULL, /* info */
326 NULL, /* private options block pointer */
327 NULL, /* driver_name */
328 NULL, /* advertise_condition */
329 NULL, /* public_name */
330 NULL, /* set_id */
331 NULL, /* server_mail_auth_condition */
332 NULL, /* server_debug_string */
333 NULL, /* server_condition */
334 FALSE, /* client */
335 FALSE, /* server */
336 FALSE /* advertised */
337 };
338
339 uschar *auth_defer_msg = US"reason not recorded";
340 uschar *auth_defer_user_msg = US"";
341 uschar *auth_vars[AUTH_VARS];
342 int auto_thaw = 0;
343 #ifdef WITH_CONTENT_SCAN
344 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
345 #endif
346
347 BOOL background_daemon = TRUE;
348
349 #if BASE_62 == 62
350 uschar *base62_chars=
351 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
352 #else
353 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
354 #endif
355
356 uschar *bi_command = NULL;
357 uschar *big_buffer = NULL;
358 int big_buffer_size = BIG_BUFFER_SIZE;
359 #ifdef EXPERIMENTAL_BRIGHTMAIL
360 uschar *bmi_alt_location = NULL;
361 uschar *bmi_base64_tracker_verdict = NULL;
362 uschar *bmi_base64_verdict = NULL;
363 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
364 int bmi_deliver = 1;
365 int bmi_run = 0;
366 uschar *bmi_verdicts = NULL;
367 #endif
368 int body_linecount = 0;
369 int body_zerocount = 0;
370 uschar *bounce_message_file = NULL;
371 uschar *bounce_message_text = NULL;
372 uschar *bounce_recipient = NULL;
373 BOOL bounce_return_body = TRUE;
374 BOOL bounce_return_message = TRUE;
375 int bounce_return_size_limit = 100*1024;
376 uschar *bounce_sender_authentication = NULL;
377 int bsmtp_transaction_linecount = 0;
378
379 int callout_cache_domain_positive_expire = 7*24*60*60;
380 int callout_cache_domain_negative_expire = 3*60*60;
381 int callout_cache_positive_expire = 24*60*60;
382 int callout_cache_negative_expire = 2*60*60;
383 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
384 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W_](?>[a-z0-9/-]*[^\\W_])?)+$";
385 int check_log_inodes = 0;
386 int check_log_space = 0;
387 BOOL check_rfc2047_length = TRUE;
388 int check_spool_inodes = 0;
389 int check_spool_space = 0;
390 int clmacro_count = 0;
391 uschar *clmacros[MAX_CLMACROS];
392 BOOL config_changed = FALSE;
393 FILE *config_file = NULL;
394 uschar *config_filename = NULL;
395 int config_lineno = 0;
396 #ifdef CONFIGURE_GROUP
397 gid_t config_gid = CONFIGURE_GROUP;
398 #endif
399 uschar *config_main_filelist = US CONFIGURE_FILE
400 "\0<-----------Space to patch configure_filename->";
401 uschar *config_main_filename = NULL;
402
403 #ifdef CONFIGURE_OWNER
404 uid_t config_uid = CONFIGURE_OWNER;
405 #endif
406
407 int connection_max_messages= -1;
408 uschar *continue_hostname = NULL;
409 uschar *continue_host_address = NULL;
410 BOOL continue_more = FALSE;
411 int continue_sequence = 1;
412 uschar *continue_transport = NULL;
413
414 uschar *csa_status = NULL;
415
416 BOOL daemon_listen = FALSE;
417 uschar *daemon_smtp_port = US"smtp";
418 int daemon_startup_retries = 9;
419 int daemon_startup_sleep = 30;
420 BOOL debug_daemon = FALSE;
421 int debug_fd = -1;
422 FILE *debug_file = NULL;
423 bit_table debug_options[] = {
424 { US"acl", D_acl },
425 { US"all", D_all },
426 { US"auth", D_auth },
427 { US"deliver", D_deliver },
428 { US"dns", D_dns },
429 { US"dnsbl", D_dnsbl },
430 { US"exec", D_exec },
431 { US"expand", D_expand },
432 { US"filter", D_filter },
433 { US"hints_lookup", D_hints_lookup },
434 { US"host_lookup", D_host_lookup },
435 { US"ident", D_ident },
436 { US"interface", D_interface },
437 { US"lists", D_lists },
438 { US"load", D_load },
439 { US"local_scan", D_local_scan },
440 { US"lookup", D_lookup },
441 { US"memory", D_memory },
442 { US"pid", D_pid },
443 { US"process_info", D_process_info },
444 { US"queue_run", D_queue_run },
445 { US"receive", D_receive },
446 { US"resolver", D_resolver },
447 { US"retry", D_retry },
448 { US"rewrite", D_rewrite },
449 { US"route", D_route },
450 { US"timestamp", D_timestamp },
451 { US"tls", D_tls },
452 { US"transport", D_transport },
453 { US"uid", D_uid },
454 { US"verify", D_verify }
455 };
456 int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
457 unsigned int debug_selector = 0;
458 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
459 uschar *delay_warning_condition=
460 US"${if or {"
461 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
462 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
463 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
464 "} {no}{yes}}";
465 BOOL delivery_date_remove = TRUE;
466 uschar *deliver_address_data = NULL;
467 int deliver_datafile = -1;
468 uschar *deliver_domain = NULL;
469 uschar *deliver_domain_data = NULL;
470 uschar *deliver_domain_orig = NULL;
471 uschar *deliver_domain_parent = NULL;
472 BOOL deliver_drop_privilege = FALSE;
473 BOOL deliver_firsttime = FALSE;
474 BOOL deliver_force = FALSE;
475 BOOL deliver_freeze = FALSE;
476 int deliver_frozen_at = 0;
477 uschar *deliver_home = NULL;
478 uschar *deliver_host = NULL;
479 uschar *deliver_host_address = NULL;
480 uschar *deliver_in_buffer = NULL;
481 ino_t deliver_inode = 0;
482 uschar *deliver_localpart = NULL;
483 uschar *deliver_localpart_data = NULL;
484 uschar *deliver_localpart_orig = NULL;
485 uschar *deliver_localpart_parent = NULL;
486 uschar *deliver_localpart_prefix = NULL;
487 uschar *deliver_localpart_suffix = NULL;
488 BOOL deliver_force_thaw = FALSE;
489 BOOL deliver_manual_thaw = FALSE;
490 uschar *deliver_out_buffer = NULL;
491 int deliver_queue_load_max = -1;
492 address_item *deliver_recipients = NULL;
493 uschar *deliver_selectstring = NULL;
494 BOOL deliver_selectstring_regex = FALSE;
495 uschar *deliver_selectstring_sender = NULL;
496 BOOL deliver_selectstring_sender_regex = FALSE;
497 #ifdef WITH_OLD_DEMIME
498 int demime_errorlevel = 0;
499 int demime_ok = 0;
500 uschar *demime_reason = NULL;
501 #endif
502 BOOL disable_callout_flush = FALSE;
503 BOOL disable_delay_flush = FALSE;
504 #ifdef ENABLE_DISABLE_FSYNC
505 BOOL disable_fsync = FALSE;
506 #endif
507 BOOL disable_ipv6 = FALSE;
508 BOOL disable_logging = FALSE;
509
510 #ifdef EXPERIMENTAL_DOMAINKEYS
511 uschar *dk_signing_domain = NULL;
512 uschar *dk_signing_selector = NULL;
513 int dk_do_verify = 0;
514 #endif
515
516 uschar *dns_again_means_nonexist = NULL;
517 int dns_csa_search_limit = 5;
518 BOOL dns_csa_use_reverse = TRUE;
519 uschar *dns_ipv4_lookup = NULL;
520 int dns_retrans = 0;
521 int dns_retry = 0;
522 uschar *dnslist_domain = NULL;
523 uschar *dnslist_text = NULL;
524 uschar *dnslist_value = NULL;
525 tree_node *domainlist_anchor = NULL;
526 int domainlist_count = 0;
527 BOOL dont_deliver = FALSE;
528 BOOL dot_ends = TRUE;
529 BOOL drop_cr = FALSE; /* No longer used */
530 uschar *dsn_from = US DEFAULT_DSN_FROM;
531
532 BOOL enable_dollar_recipients = FALSE;
533 BOOL envelope_to_remove = TRUE;
534 int errno_quota = ERRNO_QUOTA;
535 uschar *errors_copy = NULL;
536 int error_handling = ERRORS_SENDER;
537 uschar *errors_reply_to = NULL;
538 int errors_sender_rc = EXIT_FAILURE;
539
540 gid_t exim_gid = EXIM_GID;
541 BOOL exim_gid_set = TRUE; /* This gid is always set */
542 uschar *exim_path = US BIN_DIRECTORY "/exim"
543 "\0<---------------Space to patch exim_path->";
544 uid_t exim_uid = EXIM_UID;
545 BOOL exim_uid_set = TRUE; /* This uid is always set */
546 int expand_forbid = 0;
547 int expand_nlength[EXPAND_MAXN+1];
548 int expand_nmax = -1;
549 uschar *expand_nstring[EXPAND_MAXN+1];
550 BOOL expand_string_forcedfail = FALSE;
551 uschar *expand_string_message;
552 BOOL extract_addresses_remove_arguments = TRUE;
553 uschar *extra_local_interfaces = NULL;
554
555 int fake_response = OK;
556 uschar *fake_response_text = US"Your message has been rejected but is "
557 "being kept for evaluation.\nIf it was a "
558 "legitimate message, it may still be "
559 "delivered to the target recipient(s).";
560 int filter_n[FILTER_VARIABLE_COUNT];
561 BOOL filter_running = FALSE;
562 int filter_sn[FILTER_VARIABLE_COUNT];
563 int filter_test = FTEST_NONE;
564 uschar *filter_test_sfile = NULL;
565 uschar *filter_test_ufile = NULL;
566 uschar *filter_thisaddress = NULL;
567 int finduser_retries = 0;
568 #ifdef WITH_OLD_DEMIME
569 uschar *found_extension = NULL;
570 #endif
571 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
572 uschar *freeze_tell = NULL;
573 uschar *freeze_tell_config = NULL;
574 uschar *fudged_queue_times = US"";
575
576 uschar *gecos_name = NULL;
577 uschar *gecos_pattern = NULL;
578 rewrite_rule *global_rewrite_rules = NULL;
579
580 uschar *headers_charset = US HEADERS_CHARSET;
581 int header_insert_maxlen = 64 * 1024;
582 header_line *header_last = NULL;
583 header_line *header_list = NULL;
584 int header_maxsize = HEADER_MAXSIZE;
585 int header_line_maxsize = 0;
586
587 header_name header_names[] = {
588 { US"bcc", 3, TRUE, htype_bcc },
589 { US"cc", 2, TRUE, htype_cc },
590 { US"date", 4, TRUE, htype_date },
591 { US"delivery-date", 13, FALSE, htype_delivery_date },
592 { US"envelope-to", 11, FALSE, htype_envelope_to },
593 { US"from", 4, TRUE, htype_from },
594 { US"message-id", 10, TRUE, htype_id },
595 { US"received", 8, FALSE, htype_received },
596 { US"reply-to", 8, FALSE, htype_reply_to },
597 { US"return-path", 11, FALSE, htype_return_path },
598 { US"sender", 6, TRUE, htype_sender },
599 { US"subject", 7, FALSE, htype_subject },
600 { US"to", 2, TRUE, htype_to }
601 };
602
603 int header_names_size = sizeof(header_names)/sizeof(header_name);
604
605 BOOL header_rewritten = FALSE;
606 uschar *helo_accept_junk_hosts = NULL;
607 uschar *helo_allow_chars = US"";
608 uschar *helo_lookup_domains = US"@ : @[]";
609 uschar *helo_try_verify_hosts = NULL;
610 BOOL helo_verified = FALSE;
611 BOOL helo_verify_failed = FALSE;
612 uschar *helo_verify_hosts = NULL;
613 uschar *hex_digits = US"0123456789abcdef";
614 uschar *hold_domains = NULL;
615 BOOL host_checking = FALSE;
616 BOOL host_checking_callout = FALSE;
617 uschar *host_data = NULL;
618 BOOL host_find_failed_syntax= FALSE;
619 uschar *host_lookup = NULL;
620 BOOL host_lookup_deferred = FALSE;
621 BOOL host_lookup_failed = FALSE;
622 uschar *host_lookup_order = US"bydns:byaddr";
623 uschar *host_lookup_msg = US"";
624 int host_number = 0;
625 uschar *host_number_string = NULL;
626 uschar *host_reject_connection = NULL;
627 tree_node *hostlist_anchor = NULL;
628 int hostlist_count = 0;
629 uschar *hosts_treat_as_local = NULL;
630 uschar *hosts_connection_nolog = NULL;
631
632 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
633 BOOL ignore_fromline_local = FALSE;
634 uschar *ignore_fromline_hosts = NULL;
635 uschar *interface_address = NULL;
636 int interface_port = -1;
637 BOOL is_inetd = FALSE;
638 uschar *iterate_item = NULL;
639
640 int journal_fd = -1;
641
642 int keep_malformed = 4*24*60*60; /* 4 days */
643
644 uschar *eldap_dn = NULL;
645 int load_average = -2;
646 BOOL local_error_message = FALSE;
647 BOOL local_from_check = TRUE;
648 uschar *local_from_prefix = NULL;
649 uschar *local_from_suffix = NULL;
650
651 #if HAVE_IPV6
652 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
653 #else
654 uschar *local_interfaces = US"0.0.0.0";
655 #endif
656
657 uschar *local_scan_data = NULL;
658 int local_scan_timeout = 5*60;
659 BOOL local_sender_retain = FALSE;
660 gid_t local_user_gid = (gid_t)(-1);
661 uid_t local_user_uid = (uid_t)(-1);
662
663 tree_node *localpartlist_anchor= NULL;
664 int localpartlist_count = 0;
665 uschar *log_buffer = NULL;
666 unsigned int log_extra_selector = LX_default;
667 uschar *log_file_path = US LOG_FILE_PATH
668 "\0<--------------Space to patch log_file_path->";
669
670 /* Those log options with L_xxx identifiers have values less than 0x800000 and
671 are the ones that get put into log_write_selector. They can be used in calls to
672 log_write() to test for the bit. The options with LX_xxx identifiers have
673 values greater than 0x80000000 and are put int log_extra_selector (without the
674 top bit). They are never used in calls to log_write(), but are tested
675 independently. This separation became necessary when the number of log
676 selectors was getting close to filling a 32-bit word. */
677
678 /* Note that this list must be in alphabetical order. */
679
680 bit_table log_options[] = {
681 { US"acl_warn_skipped", LX_acl_warn_skipped },
682 { US"address_rewrite", L_address_rewrite },
683 { US"all", L_all },
684 { US"all_parents", L_all_parents },
685 { US"arguments", LX_arguments },
686 { US"connection_reject", L_connection_reject },
687 { US"delay_delivery", L_delay_delivery },
688 { US"deliver_time", LX_deliver_time },
689 { US"delivery_size", LX_delivery_size },
690 { US"dnslist_defer", L_dnslist_defer },
691 { US"etrn", L_etrn },
692 { US"host_lookup_failed", L_host_lookup_failed },
693 { US"ident_timeout", LX_ident_timeout },
694 { US"incoming_interface", LX_incoming_interface },
695 { US"incoming_port", LX_incoming_port },
696 { US"lost_incoming_connection", L_lost_incoming_connection },
697 { US"outgoing_port", LX_outgoing_port },
698 { US"pid", LX_pid },
699 { US"queue_run", L_queue_run },
700 { US"queue_time", LX_queue_time },
701 { US"queue_time_overall", LX_queue_time_overall },
702 { US"received_recipients", LX_received_recipients },
703 { US"received_sender", LX_received_sender },
704 { US"rejected_header", LX_rejected_header },
705 { US"rejected_headers", LX_rejected_header },
706 { US"retry_defer", L_retry_defer },
707 { US"return_path_on_delivery", LX_return_path_on_delivery },
708 { US"sender_on_delivery", LX_sender_on_delivery },
709 { US"sender_verify_fail", LX_sender_verify_fail },
710 { US"size_reject", L_size_reject },
711 { US"skip_delivery", L_skip_delivery },
712 { US"smtp_confirmation", LX_smtp_confirmation },
713 { US"smtp_connection", L_smtp_connection },
714 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
715 { US"smtp_no_mail", LX_smtp_no_mail },
716 { US"smtp_protocol_error", L_smtp_protocol_error },
717 { US"smtp_syntax_error", L_smtp_syntax_error },
718 { US"subject", LX_subject },
719 { US"tls_certificate_verified", LX_tls_certificate_verified },
720 { US"tls_cipher", LX_tls_cipher },
721 { US"tls_peerdn", LX_tls_peerdn },
722 { US"unknown_in_list", LX_unknown_in_list }
723 };
724
725 int log_options_count = sizeof(log_options)/sizeof(bit_table);
726 int log_reject_target = 0;
727 uschar *log_selector_string = NULL;
728 FILE *log_stderr = NULL;
729 BOOL log_testing_mode = FALSE;
730 BOOL log_timezone = FALSE;
731 unsigned int log_write_selector= L_default;
732 uschar *login_sender_address = NULL;
733 int lookup_open_max = 25;
734 uschar *lookup_value = NULL;
735
736 macro_item *macros = NULL;
737 uschar *mailstore_basename = NULL;
738 #ifdef WITH_CONTENT_SCAN
739 uschar *malware_name = NULL; /* Virus Name */
740 #endif
741 int max_username_length = 0;
742 int message_age = 0;
743 uschar *message_body = NULL;
744 uschar *message_body_end = NULL;
745 int message_body_size = 0;
746 int message_body_visible = 500;
747 int message_ended = END_NOTSTARTED;
748 uschar *message_headers = NULL;
749 uschar *message_id;
750 uschar *message_id_domain = NULL;
751 uschar *message_id_text = NULL;
752 struct timeval message_id_tv = { 0, 0 };
753 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
754 uschar *message_id_external;
755 int message_linecount = 0;
756 BOOL message_logs = TRUE;
757 int message_size = 0;
758 uschar *message_size_limit = US"50M";
759 uschar message_subdir[2] = { 0, 0 };
760 uschar *message_reference = NULL;
761
762 /* MIME ACL expandables */
763 #ifdef WITH_CONTENT_SCAN
764 int mime_anomaly_level = 0;
765 uschar *mime_anomaly_text = NULL;
766 uschar *mime_boundary = NULL;
767 uschar *mime_charset = NULL;
768 uschar *mime_content_description = NULL;
769 uschar *mime_content_disposition = NULL;
770 uschar *mime_content_id = NULL;
771 unsigned int mime_content_size = 0;
772 uschar *mime_content_transfer_encoding = NULL;
773 uschar *mime_content_type = NULL;
774 uschar *mime_decoded_filename = NULL;
775 uschar *mime_filename = NULL;
776 int mime_is_multipart = 0;
777 int mime_is_coverletter = 0;
778 int mime_is_rfc822 = 0;
779 int mime_part_count = -1;
780 #endif
781
782 BOOL mua_wrapper = FALSE;
783
784 uid_t *never_users = NULL;
785 #ifdef WITH_CONTENT_SCAN
786 BOOL no_mbox_unspool = FALSE;
787 #endif
788 BOOL no_multiline_responses = FALSE;
789
790 uid_t original_euid;
791 gid_t originator_gid;
792 uschar *originator_login = NULL;
793 uschar *originator_name = NULL;
794 uid_t originator_uid;
795 uschar *override_local_interfaces = NULL;
796 uschar *override_pid_file_path = NULL;
797
798 BOOL parse_allow_group = FALSE;
799 BOOL parse_found_group = FALSE;
800 uschar *percent_hack_domains = NULL;
801 uschar *pid_file_path = US PID_FILE_PATH
802 "\0<--------------Space to patch pid_file_path->";
803 BOOL pipelining_enable = TRUE;
804 uschar *pipelining_advertise_hosts = US"*";
805 BOOL preserve_message_logs = FALSE;
806 uschar *primary_hostname = NULL;
807 BOOL print_topbitchars = FALSE;
808 uschar process_info[PROCESS_INFO_SIZE];
809 uschar *process_log_path = NULL;
810 BOOL prod_requires_admin = TRUE;
811 uschar *prvscheck_address = NULL;
812 uschar *prvscheck_keynum = NULL;
813 uschar *prvscheck_result = NULL;
814
815
816 uschar *qualify_domain_recipient = NULL;
817 uschar *qualify_domain_sender = NULL;
818 BOOL queue_2stage = FALSE;
819 uschar *queue_domains = NULL;
820 int queue_interval = -1;
821 BOOL queue_list_requires_admin = TRUE;
822 BOOL queue_only = FALSE;
823 uschar *queue_only_file = NULL;
824 int queue_only_load = -1;
825 BOOL queue_only_override = TRUE;
826 BOOL queue_only_policy = FALSE;
827 BOOL queue_run_first_delivery = FALSE;
828 BOOL queue_run_force = FALSE;
829 BOOL queue_run_in_order = FALSE;
830 BOOL queue_run_local = FALSE;
831 int queue_run_max = 5;
832 pid_t queue_run_pid = (pid_t)0;
833 int queue_run_pipe = -1;
834 BOOL queue_running = FALSE;
835 BOOL queue_smtp = FALSE;
836 uschar *queue_smtp_domains = NULL;
837
838 unsigned int random_seed = 0;
839 tree_node *ratelimiters_cmd = NULL;
840 tree_node *ratelimiters_conn = NULL;
841 tree_node *ratelimiters_mail = NULL;
842 uschar *raw_active_hostname = NULL;
843 uschar *raw_sender = NULL;
844 uschar **raw_recipients = NULL;
845 int raw_recipients_count = 0;
846
847 int rcpt_count = 0;
848 int rcpt_fail_count = 0;
849 int rcpt_defer_count = 0;
850 gid_t real_gid;
851 uid_t real_uid;
852 BOOL really_exim = TRUE;
853 BOOL receive_call_bombout = FALSE;
854 int receive_linecount = 0;
855 int receive_messagecount = 0;
856 int receive_timeout = 0;
857 int received_count = 0;
858 uschar *received_for = NULL;
859
860 /* This is the default text for Received headers generated by Exim. The
861 date will be automatically added on the end. */
862
863 uschar *received_header_text = US
864 "Received: "
865 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
866 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
867 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
868 "by $primary_hostname "
869 "${if def:received_protocol {with $received_protocol}} "
870 #ifdef SUPPORT_TLS
871 "${if def:tls_cipher {($tls_cipher)\n\t}}"
872 #endif
873 "(Exim $version_number)\n\t"
874 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
875 "id $message_exim_id"
876 "${if def:received_for {\n\tfor $received_for}}"
877 "\0<---------------Space to patch received_header_text->";
878
879 int received_headers_max = 30;
880 uschar *received_protocol = NULL;
881 int received_time = 0;
882 uschar *recipient_data = NULL;
883 uschar *recipient_unqualified_hosts = NULL;
884 uschar *recipient_verify_failure = NULL;
885 int recipients_count = 0;
886 BOOL recipients_discarded = FALSE;
887 recipient_item *recipients_list = NULL;
888 int recipients_list_max = 0;
889 int recipients_max = 0;
890 BOOL recipients_max_reject = FALSE;
891 const pcre *regex_AUTH = NULL;
892 const pcre *regex_check_dns_names = NULL;
893 const pcre *regex_From = NULL;
894 const pcre *regex_IGNOREQUOTA = NULL;
895 const pcre *regex_PIPELINING = NULL;
896 const pcre *regex_SIZE = NULL;
897 const pcre *regex_smtp_code = NULL;
898 const pcre *regex_ismsgid = NULL;
899 #ifdef WITH_CONTENT_SCAN
900 uschar *regex_match_string = NULL;
901 #endif
902 int remote_delivery_count = 0;
903 int remote_max_parallel = 2;
904 uschar *remote_sort_domains = NULL;
905 int retry_data_expire = 7*24*60*60;
906 int retry_interval_max = 24*60*60;
907 int retry_maximum_timeout = 0; /* set from retry config */
908 retry_config *retries = NULL;
909 uschar *return_path = NULL;
910 BOOL return_path_remove = TRUE;
911 int rewrite_existflags = 0;
912 uschar *rfc1413_hosts = US"*";
913 int rfc1413_query_timeout = 5;
914 /* BOOL rfc821_domains = FALSE; <<< on the way out */
915 uid_t root_uid = ROOT_UID;
916
917 router_instance *routers = NULL;
918 router_instance router_defaults = {
919 NULL, /* chain pointer */
920 NULL, /* name */
921 NULL, /* info */
922 NULL, /* private options block pointer */
923 NULL, /* driver name */
924
925 NULL, /* address_data */
926 #ifdef EXPERIMENTAL_BRIGHTMAIL
927 NULL, /* bmi_rule */
928 #endif
929 NULL, /* cannot_route_message */
930 NULL, /* condition */
931 NULL, /* current_directory */
932 NULL, /* debug_string */
933 NULL, /* domains */
934 NULL, /* errors_to */
935 NULL, /* expand_gid */
936 NULL, /* expand_uid */
937 NULL, /* expand_more */
938 NULL, /* expand_unseen */
939 NULL, /* extra_headers */
940 NULL, /* fallback_hosts */
941 NULL, /* home_directory */
942 NULL, /* ignore_target_hosts */
943 NULL, /* local_parts */
944 NULL, /* pass_router_name */
945 NULL, /* prefix */
946 NULL, /* redirect_router_name */
947 NULL, /* remove_headers */
948 NULL, /* require_files */
949 NULL, /* router_home_directory */
950 US"freeze", /* self */
951 NULL, /* senders */
952 NULL, /* suffix */
953 NULL, /* translate_ip_address */
954 NULL, /* transport_name */
955
956 TRUE, /* address_test */
957 #ifdef EXPERIMENTAL_BRIGHTMAIL
958 FALSE, /* bmi_deliver_alternate */
959 FALSE, /* bmi_deliver_default */
960 FALSE, /* bmi_dont_deliver */
961 #endif
962 TRUE, /* expn */
963 FALSE, /* caseful_local_part */
964 FALSE, /* check_local_user */
965 FALSE, /* disable_logging */
966 FALSE, /* fail_verify_recipient */
967 FALSE, /* fail_verify_sender */
968 FALSE, /* gid_set */
969 FALSE, /* initgroups */
970 TRUE_UNSET, /* log_as_local */
971 TRUE, /* more */
972 FALSE, /* pass_on_timeout */
973 FALSE, /* prefix_optional */
974 TRUE, /* repeat_use */
975 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
976 FALSE, /* same_domain_copy_routing */
977 FALSE, /* self_rewrite */
978 FALSE, /* suffix_optional */
979 FALSE, /* verify_only */
980 TRUE, /* verify_recipient */
981 TRUE, /* verify_sender */
982 FALSE, /* uid_set */
983 FALSE, /* unseen */
984
985 self_freeze, /* self_code */
986 (uid_t)(-1), /* uid */
987 (gid_t)(-1), /* gid */
988
989 NULL, /* fallback_hostlist */
990 NULL, /* transport instance */
991 NULL, /* pass_router */
992 NULL /* redirect_router */
993 };
994
995 ip_address_item *running_interfaces = NULL;
996 BOOL running_in_test_harness = FALSE;
997
998 /* This is a weird one. The following string gets patched in the binary by the
999 script that sets up a copy of Exim for running in the test harness. It seems
1000 that compilers are now clever, and share constant strings if they can.
1001 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1002 make use of the end of this string in order to save space. So the patching then
1003 wrecks this. We default this optimization by adding some additional characters
1004 onto the end of the string. */
1005
1006 uschar *running_status = US">>>running<<<" "\0EXTRA";
1007
1008 int runrc = 0;
1009
1010 uschar *search_error_message = NULL;
1011 BOOL search_find_defer = FALSE;
1012 uschar *self_hostname = NULL;
1013 uschar *sender_address = NULL;
1014 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1015 uschar *sender_address_data = NULL;
1016 BOOL sender_address_forced = FALSE;
1017 uschar *sender_address_unrewritten = NULL;
1018 uschar *sender_data = NULL;
1019 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1020 uschar *sender_fullhost = NULL;
1021 uschar *sender_helo_name = NULL;
1022 uschar **sender_host_aliases = &no_aliases;
1023 uschar *sender_host_address = NULL;
1024 uschar *sender_host_authenticated = NULL;
1025 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1026 uschar *sender_host_name = NULL;
1027 int sender_host_port = 0;
1028 BOOL sender_host_notsocket = FALSE;
1029 BOOL sender_host_unknown = FALSE;
1030 uschar *sender_ident = NULL;
1031 BOOL sender_local = FALSE;
1032 BOOL sender_name_forced = FALSE;
1033 uschar *sender_rate = NULL;
1034 uschar *sender_rate_limit = NULL;
1035 uschar *sender_rate_period = NULL;
1036 uschar *sender_rcvhost = NULL;
1037 BOOL sender_set_untrusted = FALSE;
1038 uschar *sender_unqualified_hosts = NULL;
1039 uschar *sender_verify_failure = NULL;
1040 address_item *sender_verified_list = NULL;
1041 address_item *sender_verified_failed = NULL;
1042 int sender_verified_rc = -1;
1043 BOOL sender_verified_responded = FALSE;
1044 uschar *sending_ip_address = NULL;
1045 int sending_port = -1;
1046 volatile BOOL sigalrm_seen = FALSE;
1047 uschar **sighup_argv = NULL;
1048 int smtp_accept_count = 0;
1049 BOOL smtp_accept_keepalive = TRUE;
1050 int smtp_accept_max = 20;
1051 int smtp_accept_max_nonmail= 10;
1052 uschar *smtp_accept_max_nonmail_hosts = US"*";
1053 int smtp_accept_max_per_connection = 1000;
1054 uschar *smtp_accept_max_per_host = NULL;
1055 int smtp_accept_queue = 0;
1056 int smtp_accept_queue_per_connection = 10;
1057 int smtp_accept_reserve = 0;
1058 uschar *smtp_active_hostname = NULL;
1059 BOOL smtp_authenticated = FALSE;
1060 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1061 "Exim $version_number $tod_full"
1062 "\0<---------------Space to patch smtp_banner->";
1063 BOOL smtp_batched_input = FALSE;
1064 BOOL smtp_check_spool_space = TRUE;
1065 int smtp_ch_index = 0;
1066 uschar *smtp_cmd_argument = NULL;
1067 uschar *smtp_cmd_buffer = NULL;
1068 time_t smtp_connection_start = 0;
1069 uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1070 int smtp_connect_backlog = 20;
1071 double smtp_delay_mail = 0.0;
1072 double smtp_delay_rcpt = 0.0;
1073 BOOL smtp_enforce_sync = TRUE;
1074 FILE *smtp_in = NULL;
1075 BOOL smtp_input = FALSE;
1076 int smtp_load_reserve = -1;
1077 int smtp_mailcmd_count = 0;
1078 FILE *smtp_out = NULL;
1079 uschar *smtp_etrn_command = NULL;
1080 BOOL smtp_etrn_serialize = TRUE;
1081 int smtp_max_synprot_errors= 3;
1082 int smtp_max_unknown_commands = 3;
1083 uschar *smtp_ratelimit_hosts = NULL;
1084 uschar *smtp_ratelimit_mail = NULL;
1085 uschar *smtp_ratelimit_rcpt = NULL;
1086 uschar *smtp_read_error = US"";
1087 int smtp_receive_timeout = 5*60;
1088 uschar *smtp_reserve_hosts = NULL;
1089 BOOL smtp_return_error_details = FALSE;
1090 int smtp_rlm_base = 0;
1091 double smtp_rlm_factor = 0.0;
1092 int smtp_rlm_limit = 0;
1093 int smtp_rlm_threshold = INT_MAX;
1094 int smtp_rlr_base = 0;
1095 double smtp_rlr_factor = 0.0;
1096 int smtp_rlr_limit = 0;
1097 int smtp_rlr_threshold = INT_MAX;
1098 BOOL smtp_use_pipelining = FALSE;
1099 BOOL smtp_use_size = FALSE;
1100
1101 #ifdef WITH_CONTENT_SCAN
1102 uschar *spamd_address = US"127.0.0.1 783";
1103 uschar *spam_bar = NULL;
1104 uschar *spam_report = NULL;
1105 uschar *spam_score = NULL;
1106 uschar *spam_score_int = NULL;
1107 #endif
1108 #ifdef EXPERIMENTAL_SPF
1109 uschar *spf_header_comment = NULL;
1110 uschar *spf_received = NULL;
1111 uschar *spf_result = NULL;
1112 uschar *spf_smtp_comment = NULL;
1113 #endif
1114
1115 BOOL split_spool_directory = FALSE;
1116 uschar *spool_directory = US SPOOL_DIRECTORY
1117 "\0<--------------Space to patch spool_directory->";
1118 #ifdef EXPERIMENTAL_SRS
1119 uschar *srs_config = NULL;
1120 uschar *srs_db_address = NULL;
1121 uschar *srs_db_key = NULL;
1122 int srs_hashlength = 6;
1123 int srs_hashmin = -1;
1124 int srs_maxage = 31;
1125 uschar *srs_orig_recipient = NULL;
1126 uschar *srs_orig_sender = NULL;
1127 uschar *srs_recipient = NULL;
1128 uschar *srs_secrets = NULL;
1129 uschar *srs_status = NULL;
1130 BOOL srs_usehash = TRUE;
1131 BOOL srs_usetimestamp = TRUE;
1132 #endif
1133 BOOL strict_acl_vars = FALSE;
1134 int string_datestamp_offset= -1;
1135 BOOL strip_excess_angle_brackets = FALSE;
1136 BOOL strip_trailing_dot = FALSE;
1137 uschar *submission_domain = NULL;
1138 BOOL submission_mode = FALSE;
1139 uschar *submission_name = NULL;
1140 BOOL suppress_local_fixups = FALSE;
1141 BOOL synchronous_delivery = FALSE;
1142 BOOL syslog_duplication = TRUE;
1143 int syslog_facility = LOG_MAIL;
1144 uschar *syslog_processname = US"exim";
1145 BOOL syslog_timestamp = TRUE;
1146 uschar *system_filter = NULL;
1147
1148 uschar *system_filter_directory_transport = NULL;
1149 uschar *system_filter_file_transport = NULL;
1150 uschar *system_filter_pipe_transport = NULL;
1151 uschar *system_filter_reply_transport = NULL;
1152
1153 gid_t system_filter_gid = 0;
1154 BOOL system_filter_gid_set = FALSE;
1155 uid_t system_filter_uid = 0;
1156 BOOL system_filter_uid_set = FALSE;
1157 BOOL system_filtering = FALSE;
1158
1159 BOOL tcp_nodelay = TRUE;
1160 int thismessage_size_limit = 0;
1161 int timeout_frozen_after = 0;
1162 BOOL timestamps_utc = FALSE;
1163
1164 transport_instance *transports = NULL;
1165
1166 transport_instance transport_defaults = {
1167 NULL, /* chain pointer */
1168 NULL, /* name */
1169 NULL, /* info */
1170 NULL, /* private options block pointer */
1171 NULL, /* driver name */
1172 NULL, /* setup entry point */
1173 1, /* batch_max */
1174 NULL, /* batch_id */
1175 NULL, /* home_dir */
1176 NULL, /* current_dir */
1177 TRUE, /* multi-domain */
1178 FALSE, /* overrides_hosts */
1179 100, /* max_addresses */
1180 500, /* connection_max_messages */
1181 FALSE, /* deliver_as_creator */
1182 FALSE, /* disable_logging */
1183 FALSE, /* initgroups */
1184 FALSE, /* uid_set */
1185 FALSE, /* gid_set */
1186 (uid_t)(-1), /* uid */
1187 (gid_t)(-1), /* gid */
1188 NULL, /* expand_uid */
1189 NULL, /* expand_gid */
1190 NULL, /* warn_message */
1191 NULL, /* shadow */
1192 NULL, /* shadow_condition */
1193 NULL, /* filter_command */
1194 NULL, /* add_headers */
1195 NULL, /* remove_headers */
1196 NULL, /* return_path */
1197 NULL, /* debug_string */
1198 NULL, /* message_size_limit */
1199 NULL, /* headers_rewrite */
1200 NULL, /* rewrite_rules */
1201 0, /* rewrite_existflags */
1202 300, /* filter_timeout */
1203 FALSE, /* body_only */
1204 FALSE, /* delivery_date_add */
1205 FALSE, /* envelope_to_add */
1206 FALSE, /* headers_only */
1207 FALSE, /* rcpt_include_affixes */
1208 FALSE, /* return_path_add */
1209 FALSE, /* return_output */
1210 FALSE, /* return_fail_output */
1211 FALSE, /* log_output */
1212 FALSE, /* log_fail_output */
1213 FALSE, /* log_defer_output */
1214 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1215 1 nor 0 so can detect unset */
1216 };
1217
1218 int transport_count;
1219 uschar **transport_filter_argv = NULL;
1220 int transport_filter_timeout;
1221 BOOL transport_filter_timed_out = FALSE;
1222 int transport_write_timeout= 0;
1223
1224 tree_node *tree_dns_fails = NULL;
1225 tree_node *tree_duplicates = NULL;
1226 tree_node *tree_nonrecipients = NULL;
1227 tree_node *tree_unusable = NULL;
1228
1229 BOOL trusted_caller = FALSE;
1230 gid_t *trusted_groups = NULL;
1231 uid_t *trusted_users = NULL;
1232 uschar *timezone_string = US TIMEZONE_DEFAULT;
1233
1234 uschar *unknown_login = NULL;
1235 uschar *unknown_username = NULL;
1236 uschar *untrusted_set_sender = NULL;
1237
1238 /* A regex for matching a "From_" line in an incoming message, in the form
1239
1240 From ph10 Fri Jan 5 12:35 GMT 1996
1241
1242 which the "mail" commands send to the MTA (undocumented, of course), or in
1243 the form
1244
1245 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1246
1247 which is apparently used by some UUCPs, despite it not being in RFC 976.
1248 Because of variations in time formats, just match up to the minutes. That
1249 should be sufficient. Examples have been seen of time fields like 12:1:03,
1250 so just require one digit for hours and minutes. The weekday is also absent
1251 in some forms. */
1252
1253 uschar *uucp_from_pattern = US
1254 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1255 "(?:" /* Non-extracting bracket */
1256 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1257 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1258 ")" /* End alternation */
1259 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1260
1261 uschar *uucp_from_sender = US"$1";
1262
1263 uschar *warn_message_file = NULL;
1264 uschar *warnmsg_delay = NULL;
1265 uschar *warnmsg_recipients = NULL;
1266 BOOL write_rejectlog = TRUE;
1267
1268 uschar *version_copyright = US"Copyright (c) University of Cambridge 2006";
1269 uschar *version_date = US"?";
1270 uschar *version_cnumber = US"????";
1271 uschar *version_string = US"?";
1272
1273 int warning_count = 0;
1274
1275 /* End of globals.c */
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