1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
5 /* Copyright (c) University of Cambridge 1995 - 2012 */
6 /* See the file NOTICE for conditions of use and distribution. */
8 /* All the global variables are defined together in this one module, so
9 that they are easy to find. */
14 /* Generic options for auths, all of which live inside auth_instance
15 data blocks and hence have the opt_public flag set. */
17 optionlist optionlist_auths[] = {
18 { "client_condition", opt_stringptr | opt_public,
19 (void *)(offsetof(auth_instance, client_condition)) },
20 { "driver", opt_stringptr | opt_public,
21 (void *)(offsetof(auth_instance, driver_name)) },
22 { "public_name", opt_stringptr | opt_public,
23 (void *)(offsetof(auth_instance, public_name)) },
24 { "server_advertise_condition", opt_stringptr | opt_public,
25 (void *)(offsetof(auth_instance, advertise_condition))},
26 { "server_condition", opt_stringptr | opt_public,
27 (void *)(offsetof(auth_instance, server_condition)) },
28 { "server_debug_print", opt_stringptr | opt_public,
29 (void *)(offsetof(auth_instance, server_debug_string)) },
30 { "server_mail_auth_condition", opt_stringptr | opt_public,
31 (void *)(offsetof(auth_instance, mail_auth_condition)) },
32 { "server_set_id", opt_stringptr | opt_public,
33 (void *)(offsetof(auth_instance, set_id)) }
36 int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
38 /* An empty host aliases list. */
40 uschar *no_aliases = NULL;
43 /* For comments on these variables, see globals.h. I'm too idle to
44 duplicate them here... */
47 uschar *opt_perl_startup = NULL;
48 BOOL opt_perl_at_start = FALSE;
49 BOOL opt_perl_started = FALSE;
53 tree_node *dlobj_anchor = NULL;
57 uschar *ibase_servers = NULL;
61 uschar *eldap_ca_cert_dir = NULL;
62 uschar *eldap_ca_cert_file = NULL;
63 uschar *eldap_cert_file = NULL;
64 uschar *eldap_cert_key = NULL;
65 uschar *eldap_cipher_suite = NULL;
66 uschar *eldap_default_servers = NULL;
67 uschar *eldap_require_cert = NULL;
68 int eldap_version = -1;
69 BOOL eldap_start_tls = FALSE;
73 uschar *mysql_servers = NULL;
77 uschar *oracle_servers = NULL;
81 uschar *pgsql_servers = NULL;
85 int sqlite_lock_timeout = 5;
88 #ifdef SUPPORT_MOVE_FROZEN_MESSAGES
89 BOOL move_frozen_messages = FALSE;
92 /* These variables are outside the #ifdef because it keeps the code less
93 cluttered in several places (e.g. during logging) if we can always refer to
94 them. Also, the tls_ variables are now always visible. */
98 BOOL tls_certificate_verified = FALSE;
99 uschar *tls_cipher = NULL;
100 BOOL tls_on_connect = FALSE;
101 uschar *tls_on_connect_ports = NULL;
102 uschar *tls_peerdn = NULL;
105 BOOL gnutls_compat_mode = FALSE;
106 uschar *gnutls_require_mac = NULL;
107 uschar *gnutls_require_kx = NULL;
108 uschar *gnutls_require_proto = NULL;
109 uschar *openssl_options = NULL;
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 /* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
115 that's the interop problem which has been observed: GnuTLS suggesting a higher
116 bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
117 int tls_dh_max_bits = 2236;
118 uschar *tls_dhparam = NULL;
119 #if defined(EXPERIMENTAL_OCSP) && !defined(USE_GNUTLS)
120 uschar *tls_ocsp_file = NULL;
122 BOOL tls_offered = FALSE;
123 uschar *tls_privatekey = NULL;
124 BOOL tls_remember_esmtp = FALSE;
125 uschar *tls_require_ciphers = NULL;
126 uschar *tls_sni = NULL;
127 uschar *tls_try_verify_hosts = NULL;
128 uschar *tls_verify_certificates= NULL;
129 uschar *tls_verify_hosts = NULL;
133 /* Input-reading functions for messages, so we can use special ones for
134 incoming TCP/IP. The defaults use stdin. We never need these for any
135 stand-alone tests. */
138 int (*receive_getc)(void) = stdin_getc;
139 int (*receive_ungetc)(int) = stdin_ungetc;
140 int (*receive_feof)(void) = stdin_feof;
141 int (*receive_ferror)(void) = stdin_ferror;
142 BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
146 /* List of per-address expansion variables for clearing and saving/restoring
147 when verifying one address while routing/verifying another. We have to have
148 the size explicit, because it is referenced from more than one module. */
150 uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
151 &deliver_address_data,
153 &deliver_domain_data,
154 &deliver_domain_orig,
155 &deliver_domain_parent,
157 &deliver_localpart_data,
158 &deliver_localpart_orig,
159 &deliver_localpart_parent,
160 &deliver_localpart_prefix,
161 &deliver_localpart_suffix,
162 (uschar **)(&deliver_recipients),
170 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
172 /* General global variables */
174 header_line *acl_added_headers = NULL;
175 tree_node *acl_anchor = NULL;
177 uschar *acl_not_smtp = NULL;
178 #ifdef WITH_CONTENT_SCAN
179 uschar *acl_not_smtp_mime = NULL;
181 uschar *acl_not_smtp_start = NULL;
183 uschar *acl_smtp_auth = NULL;
184 uschar *acl_smtp_connect = NULL;
185 uschar *acl_smtp_data = NULL;
187 uschar *acl_smtp_dkim = NULL;
189 uschar *acl_smtp_etrn = NULL;
190 uschar *acl_smtp_expn = NULL;
191 uschar *acl_smtp_helo = NULL;
192 uschar *acl_smtp_mail = NULL;
193 uschar *acl_smtp_mailauth = NULL;
194 #ifdef WITH_CONTENT_SCAN
195 uschar *acl_smtp_mime = NULL;
197 uschar *acl_smtp_notquit = NULL;
198 uschar *acl_smtp_predata = NULL;
199 uschar *acl_smtp_quit = NULL;
200 uschar *acl_smtp_rcpt = NULL;
201 uschar *acl_smtp_starttls = NULL;
202 uschar *acl_smtp_vrfy = NULL;
204 BOOL acl_temp_details = FALSE;
205 tree_node *acl_var_c = NULL;
206 tree_node *acl_var_m = NULL;
207 uschar *acl_verify_message = NULL;
208 string_item *acl_warn_logged = NULL;
210 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
211 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
213 uschar *acl_wherenames[] = { US"RCPT",
233 uschar *acl_wherecodes[] = { US"550", /* RCPT */
235 US"550", /* PREDATA */
239 US"0", /* not SMTP; not relevant */
241 US"550", /* connect */
244 US"550", /* HELO/EHLO */
245 US"0", /* MAILAUTH; not relevant */
246 US"0", /* not SMTP; not relevant */
247 US"0", /* NOTQUIT; not relevant */
248 US"0", /* QUIT; not relevant */
249 US"550", /* STARTTLS */
253 BOOL active_local_from_check = FALSE;
254 BOOL active_local_sender_retain = FALSE;
255 BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
256 address_item *addr_duplicate = NULL;
258 address_item address_defaults = {
263 NULL, /* start_router */
265 NULL, /* transport */
266 NULL, /* host_list */
267 NULL, /* host_used */
268 NULL, /* fallback_hosts */
273 NULL, /* cc_local_part */
274 NULL, /* lc_local_part */
275 NULL, /* local_part */
279 NULL, /* address_retry_key */
280 NULL, /* domain_retry_key */
281 NULL, /* current_dir */
284 NULL, /* user_message */
285 NULL, /* onetime_parent */
286 NULL, /* pipe_expandn */
287 NULL, /* return_filename */
288 NULL, /* self_hostname */
289 NULL, /* shadow_message */
294 (uid_t)(-1), /* uid */
295 (gid_t)(-1), /* gid */
297 { 0 }, /* domain_cache - any larger array should be zeroed */
298 { 0 }, /* localpart_cache - ditto */
301 ERRNO_UNKNOWNERROR, /* basic_errno */
303 -1, /* return_file */
304 SPECIAL_NONE, /* special_action */
305 DEFER, /* transport_return */
306 { /* fields that are propagated to children */
307 NULL, /* address_data */
308 NULL, /* domain_data */
309 NULL, /* localpart_data */
310 NULL, /* errors_address */
311 NULL, /* extra_headers */
312 NULL, /* remove_headers */
313 #ifdef EXPERIMENTAL_SRS
314 NULL, /* srs_sender */
319 uschar *address_file = NULL;
320 uschar *address_pipe = NULL;
321 BOOL address_test_mode = FALSE;
322 tree_node *addresslist_anchor = NULL;
323 int addresslist_count = 0;
324 gid_t *admin_groups = NULL;
325 BOOL admin_user = FALSE;
326 BOOL allow_auth_unadvertised= FALSE;
327 BOOL allow_domain_literals = FALSE;
328 BOOL allow_mx_to_ip = FALSE;
329 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
330 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
331 BOOL allow_utf8_domains = FALSE;
332 uschar *authenticated_id = NULL;
333 uschar *authenticated_sender = NULL;
334 BOOL authentication_failed = FALSE;
335 auth_instance *auths = NULL;
336 uschar *auth_advertise_hosts = US"*";
337 auth_instance auth_defaults = {
338 NULL, /* chain pointer */
341 NULL, /* private options block pointer */
342 NULL, /* driver_name */
343 NULL, /* advertise_condition */
344 NULL, /* client_condition */
345 NULL, /* public_name */
347 NULL, /* server_mail_auth_condition */
348 NULL, /* server_debug_string */
349 NULL, /* server_condition */
352 FALSE /* advertised */
355 uschar *auth_defer_msg = US"reason not recorded";
356 uschar *auth_defer_user_msg = US"";
357 uschar *auth_vars[AUTH_VARS];
359 #ifdef WITH_CONTENT_SCAN
360 BOOL av_failed = FALSE;
361 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
364 BOOL background_daemon = TRUE;
367 uschar *base62_chars=
368 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
370 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
373 uschar *bi_command = NULL;
374 uschar *big_buffer = NULL;
375 int big_buffer_size = BIG_BUFFER_SIZE;
376 #ifdef EXPERIMENTAL_BRIGHTMAIL
377 uschar *bmi_alt_location = NULL;
378 uschar *bmi_base64_tracker_verdict = NULL;
379 uschar *bmi_base64_verdict = NULL;
380 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
383 uschar *bmi_verdicts = NULL;
385 int body_linecount = 0;
386 int body_zerocount = 0;
387 uschar *bounce_message_file = NULL;
388 uschar *bounce_message_text = NULL;
389 uschar *bounce_recipient = NULL;
390 BOOL bounce_return_body = TRUE;
391 BOOL bounce_return_message = TRUE;
392 int bounce_return_size_limit = 100*1024;
393 uschar *bounce_sender_authentication = NULL;
394 int bsmtp_transaction_linecount = 0;
396 int callout_cache_domain_positive_expire = 7*24*60*60;
397 int callout_cache_domain_negative_expire = 3*60*60;
398 int callout_cache_positive_expire = 24*60*60;
399 int callout_cache_negative_expire = 2*60*60;
400 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
401 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
402 int check_log_inodes = 0;
403 int check_log_space = 0;
404 BOOL check_rfc2047_length = TRUE;
405 int check_spool_inodes = 0;
406 int check_spool_space = 0;
407 int clmacro_count = 0;
408 uschar *clmacros[MAX_CLMACROS];
409 BOOL config_changed = FALSE;
410 FILE *config_file = NULL;
411 uschar *config_filename = NULL;
412 int config_lineno = 0;
413 #ifdef CONFIGURE_GROUP
414 gid_t config_gid = CONFIGURE_GROUP;
416 uschar *config_main_filelist = US CONFIGURE_FILE
417 "\0<-----------Space to patch configure_filename->";
418 uschar *config_main_filename = NULL;
420 #ifdef CONFIGURE_OWNER
421 uid_t config_uid = CONFIGURE_OWNER;
424 int connection_max_messages= -1;
425 uschar *continue_hostname = NULL;
426 uschar *continue_host_address = NULL;
427 BOOL continue_more = FALSE;
428 int continue_sequence = 1;
429 uschar *continue_transport = NULL;
431 uschar *csa_status = NULL;
433 BOOL daemon_listen = FALSE;
434 uschar *daemon_smtp_port = US"smtp";
435 int daemon_startup_retries = 9;
436 int daemon_startup_sleep = 30;
438 #ifdef EXPERIMENTAL_DBL
439 int dbl_defer_errno = 0;
440 uschar *dbl_defer_errstr = NULL;
441 uschar *dbl_delivery_query = NULL;
442 uschar *dbl_delivery_ip = NULL;
443 int dbl_delivery_port = 0;
444 uschar *dbl_delivery_fqdn = NULL;
445 uschar *dbl_delivery_local_part= NULL;
446 uschar *dbl_delivery_domain = NULL;
447 uschar *dbl_delivery_confirmation = NULL;
450 #ifdef EXPERIMENTAL_DCC
451 BOOL dcc_direct_add_header = FALSE;
452 uschar *dcc_header = NULL;
453 uschar *dcc_result = NULL;
454 uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
455 uschar *dccifd_options = US"header";
458 BOOL debug_daemon = FALSE;
460 FILE *debug_file = NULL;
461 bit_table debug_options[] = {
464 { US"auth", D_auth },
465 { US"deliver", D_deliver },
467 { US"dnsbl", D_dnsbl },
468 { US"exec", D_exec },
469 { US"expand", D_expand },
470 { US"filter", D_filter },
471 { US"hints_lookup", D_hints_lookup },
472 { US"host_lookup", D_host_lookup },
473 { US"ident", D_ident },
474 { US"interface", D_interface },
475 { US"lists", D_lists },
476 { US"load", D_load },
477 { US"local_scan", D_local_scan },
478 { US"lookup", D_lookup },
479 { US"memory", D_memory },
481 { US"process_info", D_process_info },
482 { US"queue_run", D_queue_run },
483 { US"receive", D_receive },
484 { US"resolver", D_resolver },
485 { US"retry", D_retry },
486 { US"rewrite", D_rewrite },
487 { US"route", D_route },
488 { US"timestamp", D_timestamp },
490 { US"transport", D_transport },
492 { US"verify", D_verify }
494 int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
495 unsigned int debug_selector = 0;
496 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
497 uschar *delay_warning_condition=
499 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
500 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
501 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
503 BOOL delivery_date_remove = TRUE;
504 uschar *deliver_address_data = NULL;
505 int deliver_datafile = -1;
506 uschar *deliver_domain = NULL;
507 uschar *deliver_domain_data = NULL;
508 uschar *deliver_domain_orig = NULL;
509 uschar *deliver_domain_parent = NULL;
510 BOOL deliver_drop_privilege = FALSE;
511 BOOL deliver_firsttime = FALSE;
512 BOOL deliver_force = FALSE;
513 BOOL deliver_freeze = FALSE;
514 int deliver_frozen_at = 0;
515 uschar *deliver_home = NULL;
516 uschar *deliver_host = NULL;
517 uschar *deliver_host_address = NULL;
518 uschar *deliver_in_buffer = NULL;
519 ino_t deliver_inode = 0;
520 uschar *deliver_localpart = NULL;
521 uschar *deliver_localpart_data = NULL;
522 uschar *deliver_localpart_orig = NULL;
523 uschar *deliver_localpart_parent = NULL;
524 uschar *deliver_localpart_prefix = NULL;
525 uschar *deliver_localpart_suffix = NULL;
526 BOOL deliver_force_thaw = FALSE;
527 BOOL deliver_manual_thaw = FALSE;
528 uschar *deliver_out_buffer = NULL;
529 int deliver_queue_load_max = -1;
530 address_item *deliver_recipients = NULL;
531 uschar *deliver_selectstring = NULL;
532 BOOL deliver_selectstring_regex = FALSE;
533 uschar *deliver_selectstring_sender = NULL;
534 BOOL deliver_selectstring_sender_regex = FALSE;
535 #ifdef WITH_OLD_DEMIME
536 int demime_errorlevel = 0;
538 uschar *demime_reason = NULL;
540 BOOL disable_callout_flush = FALSE;
541 BOOL disable_delay_flush = FALSE;
542 #ifdef ENABLE_DISABLE_FSYNC
543 BOOL disable_fsync = FALSE;
545 BOOL disable_ipv6 = FALSE;
546 BOOL disable_logging = FALSE;
549 uschar *dkim_cur_signer = NULL;
550 uschar *dkim_signers = NULL;
551 uschar *dkim_signing_domain = NULL;
552 uschar *dkim_signing_selector = NULL;
553 uschar *dkim_verify_signers = US"$dkim_signers";
554 BOOL dkim_collect_input = FALSE;
555 BOOL dkim_disable_verify = FALSE;
558 uschar *dns_again_means_nonexist = NULL;
559 int dns_csa_search_limit = 5;
560 BOOL dns_csa_use_reverse = TRUE;
561 uschar *dns_ipv4_lookup = NULL;
564 int dns_use_edns0 = -1; /* <0 = not coerced */
565 uschar *dnslist_domain = NULL;
566 uschar *dnslist_matched = NULL;
567 uschar *dnslist_text = NULL;
568 uschar *dnslist_value = NULL;
569 tree_node *domainlist_anchor = NULL;
570 int domainlist_count = 0;
571 BOOL dont_deliver = FALSE;
572 BOOL dot_ends = TRUE;
573 BOOL drop_cr = FALSE; /* No longer used */
574 uschar *dsn_from = US DEFAULT_DSN_FROM;
576 BOOL enable_dollar_recipients = FALSE;
577 BOOL envelope_to_remove = TRUE;
578 int errno_quota = ERRNO_QUOTA;
579 uschar *errors_copy = NULL;
580 int error_handling = ERRORS_SENDER;
581 uschar *errors_reply_to = NULL;
582 int errors_sender_rc = EXIT_FAILURE;
584 gid_t exim_gid = EXIM_GID;
585 BOOL exim_gid_set = TRUE; /* This gid is always set */
586 uschar *exim_path = US BIN_DIRECTORY "/exim"
587 "\0<---------------Space to patch exim_path->";
588 uid_t exim_uid = EXIM_UID;
589 BOOL exim_uid_set = TRUE; /* This uid is always set */
590 int expand_forbid = 0;
591 int expand_nlength[EXPAND_MAXN+1];
592 int expand_nmax = -1;
593 uschar *expand_nstring[EXPAND_MAXN+1];
594 BOOL expand_string_forcedfail = FALSE;
595 uschar *expand_string_message;
596 BOOL extract_addresses_remove_arguments = TRUE;
597 uschar *extra_local_interfaces = NULL;
599 int fake_response = OK;
600 uschar *fake_response_text = US"Your message has been rejected but is "
601 "being kept for evaluation.\nIf it was a "
602 "legitimate message, it may still be "
603 "delivered to the target recipient(s).";
604 int filter_n[FILTER_VARIABLE_COUNT];
605 BOOL filter_running = FALSE;
606 int filter_sn[FILTER_VARIABLE_COUNT];
607 int filter_test = FTEST_NONE;
608 uschar *filter_test_sfile = NULL;
609 uschar *filter_test_ufile = NULL;
610 uschar *filter_thisaddress = NULL;
611 int finduser_retries = 0;
612 #ifdef WITH_OLD_DEMIME
613 uschar *found_extension = NULL;
615 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
616 uschar *freeze_tell = NULL;
617 uschar *freeze_tell_config = NULL;
618 uschar *fudged_queue_times = US"";
620 uschar *gecos_name = NULL;
621 uschar *gecos_pattern = NULL;
622 rewrite_rule *global_rewrite_rules = NULL;
624 uschar *headers_charset = US HEADERS_CHARSET;
625 int header_insert_maxlen = 64 * 1024;
626 header_line *header_last = NULL;
627 header_line *header_list = NULL;
628 int header_maxsize = HEADER_MAXSIZE;
629 int header_line_maxsize = 0;
631 header_name header_names[] = {
632 { US"bcc", 3, TRUE, htype_bcc },
633 { US"cc", 2, TRUE, htype_cc },
634 { US"date", 4, TRUE, htype_date },
635 { US"delivery-date", 13, FALSE, htype_delivery_date },
636 { US"envelope-to", 11, FALSE, htype_envelope_to },
637 { US"from", 4, TRUE, htype_from },
638 { US"message-id", 10, TRUE, htype_id },
639 { US"received", 8, FALSE, htype_received },
640 { US"reply-to", 8, FALSE, htype_reply_to },
641 { US"return-path", 11, FALSE, htype_return_path },
642 { US"sender", 6, TRUE, htype_sender },
643 { US"subject", 7, FALSE, htype_subject },
644 { US"to", 2, TRUE, htype_to }
647 int header_names_size = sizeof(header_names)/sizeof(header_name);
649 BOOL header_rewritten = FALSE;
650 uschar *helo_accept_junk_hosts = NULL;
651 uschar *helo_allow_chars = US"";
652 uschar *helo_lookup_domains = US"@ : @[]";
653 uschar *helo_try_verify_hosts = NULL;
654 BOOL helo_verified = FALSE;
655 BOOL helo_verify_failed = FALSE;
656 uschar *helo_verify_hosts = NULL;
657 const uschar *hex_digits = CUS"0123456789abcdef";
658 uschar *hold_domains = NULL;
659 BOOL host_checking = FALSE;
660 BOOL host_checking_callout = FALSE;
661 uschar *host_data = NULL;
662 BOOL host_find_failed_syntax= FALSE;
663 uschar *host_lookup = NULL;
664 BOOL host_lookup_deferred = FALSE;
665 BOOL host_lookup_failed = FALSE;
666 uschar *host_lookup_order = US"bydns:byaddr";
667 uschar *host_lookup_msg = US"";
669 uschar *host_number_string = NULL;
670 uschar *host_reject_connection = NULL;
671 tree_node *hostlist_anchor = NULL;
672 int hostlist_count = 0;
673 uschar *hosts_treat_as_local = NULL;
674 uschar *hosts_connection_nolog = NULL;
676 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
677 BOOL ignore_fromline_local = FALSE;
678 uschar *ignore_fromline_hosts = NULL;
679 BOOL inetd_wait_mode = FALSE;
680 int inetd_wait_timeout = -1;
681 uschar *interface_address = NULL;
682 int interface_port = -1;
683 BOOL is_inetd = FALSE;
684 uschar *iterate_item = NULL;
688 int keep_malformed = 4*24*60*60; /* 4 days */
690 uschar *eldap_dn = NULL;
691 int load_average = -2;
692 BOOL local_error_message = FALSE;
693 BOOL local_from_check = TRUE;
694 uschar *local_from_prefix = NULL;
695 uschar *local_from_suffix = NULL;
698 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
700 uschar *local_interfaces = US"0.0.0.0";
703 uschar *local_scan_data = NULL;
704 int local_scan_timeout = 5*60;
705 BOOL local_sender_retain = FALSE;
706 gid_t local_user_gid = (gid_t)(-1);
707 uid_t local_user_uid = (uid_t)(-1);
709 tree_node *localpartlist_anchor= NULL;
710 int localpartlist_count = 0;
711 uschar *log_buffer = NULL;
712 unsigned int log_extra_selector = LX_default;
713 uschar *log_file_path = US LOG_FILE_PATH
714 "\0<--------------Space to patch log_file_path->";
716 /* Those log options with L_xxx identifiers have values less than 0x800000 and
717 are the ones that get put into log_write_selector. They can be used in calls to
718 log_write() to test for the bit. The options with LX_xxx identifiers have
719 values greater than 0x80000000 and are put into log_extra_selector (without the
720 top bit). They are never used in calls to log_write(), but are tested
721 independently. This separation became necessary when the number of log
722 selectors was getting close to filling a 32-bit word. */
724 /* Note that this list must be in alphabetical order. */
726 bit_table log_options[] = {
727 { US"acl_warn_skipped", LX_acl_warn_skipped },
728 { US"address_rewrite", L_address_rewrite },
730 { US"all_parents", L_all_parents },
731 { US"arguments", LX_arguments },
732 { US"connection_reject", L_connection_reject },
733 { US"delay_delivery", L_delay_delivery },
734 { US"deliver_time", LX_deliver_time },
735 { US"delivery_size", LX_delivery_size },
736 { US"dnslist_defer", L_dnslist_defer },
737 { US"etrn", L_etrn },
738 { US"host_lookup_failed", L_host_lookup_failed },
739 { US"ident_timeout", LX_ident_timeout },
740 { US"incoming_interface", LX_incoming_interface },
741 { US"incoming_port", LX_incoming_port },
742 { US"lost_incoming_connection", L_lost_incoming_connection },
743 { US"outgoing_port", LX_outgoing_port },
745 { US"queue_run", L_queue_run },
746 { US"queue_time", LX_queue_time },
747 { US"queue_time_overall", LX_queue_time_overall },
748 { US"received_recipients", LX_received_recipients },
749 { US"received_sender", LX_received_sender },
750 { US"rejected_header", LX_rejected_header },
751 { US"rejected_headers", LX_rejected_header },
752 { US"retry_defer", L_retry_defer },
753 { US"return_path_on_delivery", LX_return_path_on_delivery },
754 { US"sender_on_delivery", LX_sender_on_delivery },
755 { US"sender_verify_fail", LX_sender_verify_fail },
756 { US"size_reject", L_size_reject },
757 { US"skip_delivery", L_skip_delivery },
758 { US"smtp_confirmation", LX_smtp_confirmation },
759 { US"smtp_connection", L_smtp_connection },
760 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
761 { US"smtp_no_mail", LX_smtp_no_mail },
762 { US"smtp_protocol_error", L_smtp_protocol_error },
763 { US"smtp_syntax_error", L_smtp_syntax_error },
764 { US"subject", LX_subject },
765 { US"tls_certificate_verified", LX_tls_certificate_verified },
766 { US"tls_cipher", LX_tls_cipher },
767 { US"tls_peerdn", LX_tls_peerdn },
768 { US"tls_sni", LX_tls_sni },
769 { US"unknown_in_list", LX_unknown_in_list }
772 int log_options_count = sizeof(log_options)/sizeof(bit_table);
773 int log_reject_target = 0;
774 uschar *log_selector_string = NULL;
775 FILE *log_stderr = NULL;
776 BOOL log_testing_mode = FALSE;
777 BOOL log_timezone = FALSE;
778 unsigned int log_write_selector= L_default;
779 uschar *login_sender_address = NULL;
780 int lookup_open_max = 25;
781 uschar *lookup_value = NULL;
783 macro_item *macros = NULL;
784 uschar *mailstore_basename = NULL;
785 #ifdef WITH_CONTENT_SCAN
786 uschar *malware_name = NULL; /* Virus Name */
788 int max_received_linelength= 0;
789 int max_username_length = 0;
791 uschar *message_body = NULL;
792 uschar *message_body_end = NULL;
793 BOOL message_body_newlines = FALSE;
794 int message_body_size = 0;
795 int message_body_visible = 500;
796 int message_ended = END_NOTSTARTED;
797 uschar *message_headers = NULL;
799 uschar *message_id_domain = NULL;
800 uschar *message_id_text = NULL;
801 struct timeval message_id_tv = { 0, 0 };
802 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
803 uschar *message_id_external;
804 int message_linecount = 0;
805 BOOL message_logs = TRUE;
806 int message_size = 0;
807 uschar *message_size_limit = US"50M";
808 uschar message_subdir[2] = { 0, 0 };
809 uschar *message_reference = NULL;
811 /* MIME ACL expandables */
812 #ifdef WITH_CONTENT_SCAN
813 int mime_anomaly_level = 0;
814 const uschar *mime_anomaly_text = NULL;
815 uschar *mime_boundary = NULL;
816 uschar *mime_charset = NULL;
817 uschar *mime_content_description = NULL;
818 uschar *mime_content_disposition = NULL;
819 uschar *mime_content_id = NULL;
820 unsigned int mime_content_size = 0;
821 uschar *mime_content_transfer_encoding = NULL;
822 uschar *mime_content_type = NULL;
823 uschar *mime_decoded_filename = NULL;
824 uschar *mime_filename = NULL;
825 int mime_is_multipart = 0;
826 int mime_is_coverletter = 0;
827 int mime_is_rfc822 = 0;
828 int mime_part_count = -1;
831 BOOL mua_wrapper = FALSE;
833 uid_t *never_users = NULL;
834 #ifdef WITH_CONTENT_SCAN
835 BOOL no_mbox_unspool = FALSE;
837 BOOL no_multiline_responses = FALSE;
840 gid_t originator_gid;
841 uschar *originator_login = NULL;
842 uschar *originator_name = NULL;
843 uid_t originator_uid;
844 uschar *override_local_interfaces = NULL;
845 uschar *override_pid_file_path = NULL;
847 BOOL parse_allow_group = FALSE;
848 BOOL parse_found_group = FALSE;
849 uschar *percent_hack_domains = NULL;
850 uschar *pid_file_path = US PID_FILE_PATH
851 "\0<--------------Space to patch pid_file_path->";
852 BOOL pipelining_enable = TRUE;
853 uschar *pipelining_advertise_hosts = US"*";
854 BOOL preserve_message_logs = FALSE;
855 uschar *primary_hostname = NULL;
856 BOOL print_topbitchars = FALSE;
857 uschar process_info[PROCESS_INFO_SIZE];
858 int process_info_len = 0;
859 uschar *process_log_path = NULL;
860 BOOL prod_requires_admin = TRUE;
861 uschar *prvscheck_address = NULL;
862 uschar *prvscheck_keynum = NULL;
863 uschar *prvscheck_result = NULL;
866 uschar *qualify_domain_recipient = NULL;
867 uschar *qualify_domain_sender = NULL;
868 BOOL queue_2stage = FALSE;
869 uschar *queue_domains = NULL;
870 int queue_interval = -1;
871 BOOL queue_list_requires_admin = TRUE;
872 BOOL queue_only = FALSE;
873 uschar *queue_only_file = NULL;
874 int queue_only_load = -1;
875 BOOL queue_only_load_latch = TRUE;
876 BOOL queue_only_override = TRUE;
877 BOOL queue_only_policy = FALSE;
878 BOOL queue_run_first_delivery = FALSE;
879 BOOL queue_run_force = FALSE;
880 BOOL queue_run_in_order = FALSE;
881 BOOL queue_run_local = FALSE;
882 int queue_run_max = 5;
883 pid_t queue_run_pid = (pid_t)0;
884 int queue_run_pipe = -1;
885 BOOL queue_running = FALSE;
886 BOOL queue_smtp = FALSE;
887 uschar *queue_smtp_domains = NULL;
889 unsigned int random_seed = 0;
890 tree_node *ratelimiters_cmd = NULL;
891 tree_node *ratelimiters_conn = NULL;
892 tree_node *ratelimiters_mail = NULL;
893 uschar *raw_active_hostname = NULL;
894 uschar *raw_sender = NULL;
895 uschar **raw_recipients = NULL;
896 int raw_recipients_count = 0;
899 int rcpt_fail_count = 0;
900 int rcpt_defer_count = 0;
903 BOOL really_exim = TRUE;
904 BOOL receive_call_bombout = FALSE;
905 int receive_linecount = 0;
906 int receive_messagecount = 0;
907 int receive_timeout = 0;
908 int received_count = 0;
909 uschar *received_for = NULL;
911 /* This is the default text for Received headers generated by Exim. The
912 date will be automatically added on the end. */
914 uschar *received_header_text = US
916 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
917 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
918 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
919 "by $primary_hostname "
920 "${if def:received_protocol {with $received_protocol}} "
922 "${if def:tls_cipher {($tls_cipher)\n\t}}"
924 "(Exim $version_number)\n\t"
925 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
926 "id $message_exim_id"
927 "${if def:received_for {\n\tfor $received_for}}"
928 "\0<---------------Space to patch received_header_text->";
930 int received_headers_max = 30;
931 uschar *received_protocol = NULL;
932 int received_time = 0;
933 uschar *recipient_data = NULL;
934 uschar *recipient_unqualified_hosts = NULL;
935 uschar *recipient_verify_failure = NULL;
936 int recipients_count = 0;
937 BOOL recipients_discarded = FALSE;
938 recipient_item *recipients_list = NULL;
939 int recipients_list_max = 0;
940 int recipients_max = 0;
941 BOOL recipients_max_reject = FALSE;
942 const pcre *regex_AUTH = NULL;
943 const pcre *regex_check_dns_names = NULL;
944 const pcre *regex_From = NULL;
945 const pcre *regex_IGNOREQUOTA = NULL;
946 const pcre *regex_PIPELINING = NULL;
947 const pcre *regex_SIZE = NULL;
948 const pcre *regex_smtp_code = NULL;
949 const pcre *regex_ismsgid = NULL;
950 #ifdef WHITELIST_D_MACROS
951 const pcre *regex_whitelisted_macro = NULL;
953 #ifdef WITH_CONTENT_SCAN
954 uschar *regex_match_string = NULL;
956 int remote_delivery_count = 0;
957 int remote_max_parallel = 2;
958 uschar *remote_sort_domains = NULL;
959 int retry_data_expire = 7*24*60*60;
960 int retry_interval_max = 24*60*60;
961 int retry_maximum_timeout = 0; /* set from retry config */
962 retry_config *retries = NULL;
963 uschar *return_path = NULL;
964 BOOL return_path_remove = TRUE;
965 int rewrite_existflags = 0;
966 uschar *rfc1413_hosts = US"*";
967 int rfc1413_query_timeout = 5;
968 /* BOOL rfc821_domains = FALSE; <<< on the way out */
969 uid_t root_gid = ROOT_GID;
970 uid_t root_uid = ROOT_UID;
972 router_instance *routers = NULL;
973 router_instance router_defaults = {
974 NULL, /* chain pointer */
977 NULL, /* private options block pointer */
978 NULL, /* driver name */
980 NULL, /* address_data */
981 #ifdef EXPERIMENTAL_BRIGHTMAIL
984 NULL, /* cannot_route_message */
985 NULL, /* condition */
986 NULL, /* current_directory */
987 NULL, /* debug_string */
989 NULL, /* errors_to */
990 NULL, /* expand_gid */
991 NULL, /* expand_uid */
992 NULL, /* expand_more */
993 NULL, /* expand_unseen */
994 NULL, /* extra_headers */
995 NULL, /* fallback_hosts */
996 NULL, /* home_directory */
997 NULL, /* ignore_target_hosts */
998 NULL, /* local_parts */
999 NULL, /* pass_router_name */
1001 NULL, /* redirect_router_name */
1002 NULL, /* remove_headers */
1003 NULL, /* require_files */
1004 NULL, /* router_home_directory */
1005 US"freeze", /* self */
1008 NULL, /* translate_ip_address */
1009 NULL, /* transport_name */
1011 TRUE, /* address_test */
1012 #ifdef EXPERIMENTAL_BRIGHTMAIL
1013 FALSE, /* bmi_deliver_alternate */
1014 FALSE, /* bmi_deliver_default */
1015 FALSE, /* bmi_dont_deliver */
1018 FALSE, /* caseful_local_part */
1019 FALSE, /* check_local_user */
1020 FALSE, /* disable_logging */
1021 FALSE, /* fail_verify_recipient */
1022 FALSE, /* fail_verify_sender */
1023 FALSE, /* gid_set */
1024 FALSE, /* initgroups */
1025 TRUE_UNSET, /* log_as_local */
1027 FALSE, /* pass_on_timeout */
1028 FALSE, /* prefix_optional */
1029 TRUE, /* repeat_use */
1030 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1031 FALSE, /* same_domain_copy_routing */
1032 FALSE, /* self_rewrite */
1033 FALSE, /* suffix_optional */
1034 FALSE, /* verify_only */
1035 TRUE, /* verify_recipient */
1036 TRUE, /* verify_sender */
1037 FALSE, /* uid_set */
1040 self_freeze, /* self_code */
1041 (uid_t)(-1), /* uid */
1042 (gid_t)(-1), /* gid */
1044 NULL, /* fallback_hostlist */
1045 NULL, /* transport instance */
1046 NULL, /* pass_router */
1047 NULL /* redirect_router */
1050 ip_address_item *running_interfaces = NULL;
1051 BOOL running_in_test_harness = FALSE;
1053 /* This is a weird one. The following string gets patched in the binary by the
1054 script that sets up a copy of Exim for running in the test harness. It seems
1055 that compilers are now clever, and share constant strings if they can.
1056 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1057 make use of the end of this string in order to save space. So the patching then
1058 wrecks this. We defeat this optimization by adding some additional characters
1059 onto the end of the string. */
1061 uschar *running_status = US">>>running<<<" "\0EXTRA";
1065 uschar *search_error_message = NULL;
1066 BOOL search_find_defer = FALSE;
1067 uschar *self_hostname = NULL;
1068 uschar *sender_address = NULL;
1069 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1070 uschar *sender_address_data = NULL;
1071 BOOL sender_address_forced = FALSE;
1072 uschar *sender_address_unrewritten = NULL;
1073 uschar *sender_data = NULL;
1074 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1075 uschar *sender_fullhost = NULL;
1076 uschar *sender_helo_name = NULL;
1077 uschar **sender_host_aliases = &no_aliases;
1078 uschar *sender_host_address = NULL;
1079 uschar *sender_host_authenticated = NULL;
1080 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1081 uschar *sender_host_name = NULL;
1082 int sender_host_port = 0;
1083 BOOL sender_host_notsocket = FALSE;
1084 BOOL sender_host_unknown = FALSE;
1085 uschar *sender_ident = NULL;
1086 BOOL sender_local = FALSE;
1087 BOOL sender_name_forced = FALSE;
1088 uschar *sender_rate = NULL;
1089 uschar *sender_rate_limit = NULL;
1090 uschar *sender_rate_period = NULL;
1091 uschar *sender_rcvhost = NULL;
1092 BOOL sender_set_untrusted = FALSE;
1093 uschar *sender_unqualified_hosts = NULL;
1094 uschar *sender_verify_failure = NULL;
1095 address_item *sender_verified_list = NULL;
1096 address_item *sender_verified_failed = NULL;
1097 int sender_verified_rc = -1;
1098 BOOL sender_verified_responded = FALSE;
1099 uschar *sending_ip_address = NULL;
1100 int sending_port = -1;
1101 SIGNAL_BOOL sigalrm_seen = FALSE;
1102 uschar **sighup_argv = NULL;
1103 int smtp_accept_count = 0;
1104 BOOL smtp_accept_keepalive = TRUE;
1105 int smtp_accept_max = 20;
1106 int smtp_accept_max_nonmail= 10;
1107 uschar *smtp_accept_max_nonmail_hosts = US"*";
1108 int smtp_accept_max_per_connection = 1000;
1109 uschar *smtp_accept_max_per_host = NULL;
1110 int smtp_accept_queue = 0;
1111 int smtp_accept_queue_per_connection = 10;
1112 int smtp_accept_reserve = 0;
1113 uschar *smtp_active_hostname = NULL;
1114 BOOL smtp_authenticated = FALSE;
1115 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1116 "Exim $version_number $tod_full"
1117 "\0<---------------Space to patch smtp_banner->";
1118 BOOL smtp_batched_input = FALSE;
1119 BOOL smtp_check_spool_space = TRUE;
1120 int smtp_ch_index = 0;
1121 uschar *smtp_cmd_argument = NULL;
1122 uschar *smtp_cmd_buffer = NULL;
1123 time_t smtp_connection_start = 0;
1124 uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1125 int smtp_connect_backlog = 20;
1126 double smtp_delay_mail = 0.0;
1127 double smtp_delay_rcpt = 0.0;
1128 BOOL smtp_enforce_sync = TRUE;
1129 FILE *smtp_in = NULL;
1130 BOOL smtp_input = FALSE;
1131 int smtp_load_reserve = -1;
1132 int smtp_mailcmd_count = 0;
1133 FILE *smtp_out = NULL;
1134 uschar *smtp_etrn_command = NULL;
1135 BOOL smtp_etrn_serialize = TRUE;
1136 int smtp_max_synprot_errors= 3;
1137 int smtp_max_unknown_commands = 3;
1138 uschar *smtp_notquit_reason = NULL;
1139 uschar *smtp_ratelimit_hosts = NULL;
1140 uschar *smtp_ratelimit_mail = NULL;
1141 uschar *smtp_ratelimit_rcpt = NULL;
1142 uschar *smtp_read_error = US"";
1143 int smtp_receive_timeout = 5*60;
1144 uschar *smtp_reserve_hosts = NULL;
1145 BOOL smtp_return_error_details = FALSE;
1146 int smtp_rlm_base = 0;
1147 double smtp_rlm_factor = 0.0;
1148 int smtp_rlm_limit = 0;
1149 int smtp_rlm_threshold = INT_MAX;
1150 int smtp_rlr_base = 0;
1151 double smtp_rlr_factor = 0.0;
1152 int smtp_rlr_limit = 0;
1153 int smtp_rlr_threshold = INT_MAX;
1154 BOOL smtp_use_pipelining = FALSE;
1155 BOOL smtp_use_size = FALSE;
1157 #ifdef WITH_CONTENT_SCAN
1158 uschar *spamd_address = US"127.0.0.1 783";
1159 uschar *spam_bar = NULL;
1160 uschar *spam_report = NULL;
1161 uschar *spam_score = NULL;
1162 uschar *spam_score_int = NULL;
1164 #ifdef EXPERIMENTAL_SPF
1165 uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
1166 uschar *spf_header_comment = NULL;
1167 uschar *spf_received = NULL;
1168 uschar *spf_result = NULL;
1169 uschar *spf_smtp_comment = NULL;
1172 BOOL split_spool_directory = FALSE;
1173 uschar *spool_directory = US SPOOL_DIRECTORY
1174 "\0<--------------Space to patch spool_directory->";
1175 #ifdef EXPERIMENTAL_SRS
1176 uschar *srs_config = NULL;
1177 uschar *srs_db_address = NULL;
1178 uschar *srs_db_key = NULL;
1179 int srs_hashlength = 6;
1180 int srs_hashmin = -1;
1181 int srs_maxage = 31;
1182 uschar *srs_orig_recipient = NULL;
1183 uschar *srs_orig_sender = NULL;
1184 uschar *srs_recipient = NULL;
1185 uschar *srs_secrets = NULL;
1186 uschar *srs_status = NULL;
1187 BOOL srs_usehash = TRUE;
1188 BOOL srs_usetimestamp = TRUE;
1190 BOOL strict_acl_vars = FALSE;
1191 int string_datestamp_offset= -1;
1192 int string_datestamp_length= 0;
1193 int string_datestamp_type = -1;
1194 BOOL strip_excess_angle_brackets = FALSE;
1195 BOOL strip_trailing_dot = FALSE;
1196 uschar *submission_domain = NULL;
1197 BOOL submission_mode = FALSE;
1198 uschar *submission_name = NULL;
1199 BOOL suppress_local_fixups = FALSE;
1200 BOOL synchronous_delivery = FALSE;
1201 BOOL syslog_duplication = TRUE;
1202 int syslog_facility = LOG_MAIL;
1203 uschar *syslog_processname = US"exim";
1204 BOOL syslog_timestamp = TRUE;
1205 uschar *system_filter = NULL;
1207 uschar *system_filter_directory_transport = NULL;
1208 uschar *system_filter_file_transport = NULL;
1209 uschar *system_filter_pipe_transport = NULL;
1210 uschar *system_filter_reply_transport = NULL;
1212 gid_t system_filter_gid = 0;
1213 BOOL system_filter_gid_set = FALSE;
1214 uid_t system_filter_uid = (uid_t)-1;
1215 BOOL system_filter_uid_set = FALSE;
1216 BOOL system_filtering = FALSE;
1218 BOOL tcp_nodelay = TRUE;
1219 #ifdef USE_TCP_WRAPPERS
1220 uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1222 int test_harness_load_avg = 0;
1223 int thismessage_size_limit = 0;
1224 int timeout_frozen_after = 0;
1225 BOOL timestamps_utc = FALSE;
1227 transport_instance *transports = NULL;
1229 transport_instance transport_defaults = {
1230 NULL, /* chain pointer */
1233 NULL, /* private options block pointer */
1234 NULL, /* driver name */
1235 NULL, /* setup entry point */
1237 NULL, /* batch_id */
1238 NULL, /* home_dir */
1239 NULL, /* current_dir */
1240 TRUE, /* multi-domain */
1241 FALSE, /* overrides_hosts */
1242 100, /* max_addresses */
1243 500, /* connection_max_messages */
1244 FALSE, /* deliver_as_creator */
1245 FALSE, /* disable_logging */
1246 FALSE, /* initgroups */
1247 FALSE, /* uid_set */
1248 FALSE, /* gid_set */
1249 (uid_t)(-1), /* uid */
1250 (gid_t)(-1), /* gid */
1251 NULL, /* expand_uid */
1252 NULL, /* expand_gid */
1253 NULL, /* warn_message */
1255 NULL, /* shadow_condition */
1256 NULL, /* filter_command */
1257 NULL, /* add_headers */
1258 NULL, /* remove_headers */
1259 NULL, /* return_path */
1260 NULL, /* debug_string */
1261 NULL, /* message_size_limit */
1262 NULL, /* headers_rewrite */
1263 NULL, /* rewrite_rules */
1264 0, /* rewrite_existflags */
1265 300, /* filter_timeout */
1266 FALSE, /* body_only */
1267 FALSE, /* delivery_date_add */
1268 FALSE, /* envelope_to_add */
1269 FALSE, /* headers_only */
1270 FALSE, /* rcpt_include_affixes */
1271 FALSE, /* return_path_add */
1272 FALSE, /* return_output */
1273 FALSE, /* return_fail_output */
1274 FALSE, /* log_output */
1275 FALSE, /* log_fail_output */
1276 FALSE, /* log_defer_output */
1277 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1278 1 nor 0 so can detect unset */
1281 int transport_count;
1282 int transport_newlines;
1283 uschar **transport_filter_argv = NULL;
1284 int transport_filter_timeout;
1285 BOOL transport_filter_timed_out = FALSE;
1286 int transport_write_timeout= 0;
1288 tree_node *tree_dns_fails = NULL;
1289 tree_node *tree_duplicates = NULL;
1290 tree_node *tree_nonrecipients = NULL;
1291 tree_node *tree_unusable = NULL;
1293 BOOL trusted_caller = FALSE;
1294 BOOL trusted_config = TRUE;
1295 gid_t *trusted_groups = NULL;
1296 uid_t *trusted_users = NULL;
1297 uschar *timezone_string = US TIMEZONE_DEFAULT;
1299 uschar *unknown_login = NULL;
1300 uschar *unknown_username = NULL;
1301 uschar *untrusted_set_sender = NULL;
1303 /* A regex for matching a "From_" line in an incoming message, in the form
1305 From ph10 Fri Jan 5 12:35 GMT 1996
1307 which the "mail" commands send to the MTA (undocumented, of course), or in
1310 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1312 which is apparently used by some UUCPs, despite it not being in RFC 976.
1313 Because of variations in time formats, just match up to the minutes. That
1314 should be sufficient. Examples have been seen of time fields like 12:1:03,
1315 so just require one digit for hours and minutes. The weekday is also absent
1318 uschar *uucp_from_pattern = US
1319 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1320 "(?:" /* Non-extracting bracket */
1321 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1322 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1323 ")" /* End alternation */
1324 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1326 uschar *uucp_from_sender = US"$1";
1328 uschar *warn_message_file = NULL;
1329 uschar *warnmsg_delay = NULL;
1330 uschar *warnmsg_recipients = NULL;
1331 BOOL write_rejectlog = TRUE;
1333 uschar *version_copyright =
1334 US"Copyright (c) University of Cambridge, 1995 - 2012\n"
1335 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2012";
1336 uschar *version_date = US"?";
1337 uschar *version_cnumber = US"????";
1338 uschar *version_string = US"?";
1340 int warning_count = 0;
1342 /* End of globals.c */