1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
5 /* Copyright (c) University of Cambridge 1995 - 2014 */
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 { "client_set_id", opt_stringptr | opt_public,
21 (void *)(offsetof(auth_instance, set_client_id)) },
22 { "driver", opt_stringptr | opt_public,
23 (void *)(offsetof(auth_instance, driver_name)) },
24 { "public_name", opt_stringptr | opt_public,
25 (void *)(offsetof(auth_instance, public_name)) },
26 { "server_advertise_condition", opt_stringptr | opt_public,
27 (void *)(offsetof(auth_instance, advertise_condition))},
28 { "server_condition", opt_stringptr | opt_public,
29 (void *)(offsetof(auth_instance, server_condition)) },
30 { "server_debug_print", opt_stringptr | opt_public,
31 (void *)(offsetof(auth_instance, server_debug_string)) },
32 { "server_mail_auth_condition", opt_stringptr | opt_public,
33 (void *)(offsetof(auth_instance, mail_auth_condition)) },
34 { "server_set_id", opt_stringptr | opt_public,
35 (void *)(offsetof(auth_instance, set_id)) }
38 int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
40 /* An empty host aliases list. */
42 uschar *no_aliases = NULL;
45 /* For comments on these variables, see globals.h. I'm too idle to
46 duplicate them here... */
49 uschar *opt_perl_startup = NULL;
50 BOOL opt_perl_at_start = FALSE;
51 BOOL opt_perl_started = FALSE;
55 tree_node *dlobj_anchor = NULL;
59 uschar *ibase_servers = NULL;
63 uschar *eldap_ca_cert_dir = NULL;
64 uschar *eldap_ca_cert_file = NULL;
65 uschar *eldap_cert_file = NULL;
66 uschar *eldap_cert_key = NULL;
67 uschar *eldap_cipher_suite = NULL;
68 uschar *eldap_default_servers = NULL;
69 uschar *eldap_require_cert = NULL;
70 int eldap_version = -1;
71 BOOL eldap_start_tls = FALSE;
75 uschar *mysql_servers = NULL;
79 uschar *oracle_servers = NULL;
83 uschar *pgsql_servers = NULL;
86 #ifdef EXPERIMENTAL_REDIS
87 uschar *redis_servers = NULL;
91 int sqlite_lock_timeout = 5;
94 #ifdef SUPPORT_MOVE_FROZEN_MESSAGES
95 BOOL move_frozen_messages = FALSE;
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. */
102 tls_support tls_in = {
105 FALSE,/* tls_certificate_verified */
106 NULL, /* tls_cipher */
107 FALSE,/* tls_on_connect */
108 NULL, /* tls_on_connect_ports */
109 NULL, /* tls_ourcert */
110 NULL, /* tls_peercert */
111 NULL, /* tls_peerdn */
115 tls_support tls_out = {
118 FALSE,/* tls_certificate_verified */
119 NULL, /* tls_cipher */
120 FALSE,/* tls_on_connect */
121 NULL, /* tls_on_connect_ports */
122 NULL, /* tls_ourcert */
123 NULL, /* tls_peercert */
124 NULL, /* tls_peerdn */
129 #ifdef EXPERIMENTAL_DSN
130 uschar *dsn_envid = NULL;
132 const pcre *regex_DSN = NULL;
133 BOOL smtp_use_dsn = FALSE;
134 uschar *dsn_advertise_hosts = NULL;
138 BOOL gnutls_compat_mode = FALSE;
139 BOOL gnutls_allow_auto_pkcs11 = FALSE;
140 uschar *gnutls_require_mac = NULL;
141 uschar *gnutls_require_kx = NULL;
142 uschar *gnutls_require_proto = NULL;
143 uschar *openssl_options = NULL;
144 const pcre *regex_STARTTLS = NULL;
145 uschar *tls_advertise_hosts = NULL; /* This is deliberate */
146 uschar *tls_certificate = NULL;
147 uschar *tls_crl = NULL;
148 /* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
149 that's the interop problem which has been observed: GnuTLS suggesting a higher
150 bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
151 int tls_dh_max_bits = 2236;
152 uschar *tls_dhparam = NULL;
154 uschar *tls_ocsp_file = NULL;
156 BOOL tls_offered = FALSE;
157 uschar *tls_privatekey = NULL;
158 BOOL tls_remember_esmtp = FALSE;
159 uschar *tls_require_ciphers = NULL;
160 uschar *tls_try_verify_hosts = NULL;
161 uschar *tls_verify_certificates= NULL;
162 uschar *tls_verify_hosts = NULL;
166 /* Per Recipient Data Response variables */
167 BOOL prdr_enable = FALSE;
168 BOOL prdr_requested = FALSE;
169 const pcre *regex_PRDR = NULL;
172 /* Input-reading functions for messages, so we can use special ones for
173 incoming TCP/IP. The defaults use stdin. We never need these for any
174 stand-alone tests. */
177 int (*receive_getc)(void) = stdin_getc;
178 int (*receive_ungetc)(int) = stdin_ungetc;
179 int (*receive_feof)(void) = stdin_feof;
180 int (*receive_ferror)(void) = stdin_ferror;
181 BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
185 /* List of per-address expansion variables for clearing and saving/restoring
186 when verifying one address while routing/verifying another. We have to have
187 the size explicit, because it is referenced from more than one module. */
189 uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
190 &deliver_address_data,
192 &deliver_domain_data,
193 &deliver_domain_orig,
194 &deliver_domain_parent,
196 &deliver_localpart_data,
197 &deliver_localpart_orig,
198 &deliver_localpart_parent,
199 &deliver_localpart_prefix,
200 &deliver_localpart_suffix,
201 (uschar **)(&deliver_recipients),
209 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
211 /* General global variables */
213 header_line *acl_added_headers = NULL;
214 tree_node *acl_anchor = NULL;
215 uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
216 NULL, NULL, NULL, NULL};
219 uschar *acl_not_smtp = NULL;
220 #ifdef WITH_CONTENT_SCAN
221 uschar *acl_not_smtp_mime = NULL;
223 uschar *acl_not_smtp_start = NULL;
224 uschar *acl_removed_headers = NULL;
225 uschar *acl_smtp_auth = NULL;
226 uschar *acl_smtp_connect = NULL;
227 uschar *acl_smtp_data = NULL;
229 uschar *acl_smtp_data_prdr = NULL;
232 uschar *acl_smtp_dkim = NULL;
234 uschar *acl_smtp_etrn = NULL;
235 uschar *acl_smtp_expn = NULL;
236 uschar *acl_smtp_helo = NULL;
237 uschar *acl_smtp_mail = NULL;
238 uschar *acl_smtp_mailauth = NULL;
239 #ifdef WITH_CONTENT_SCAN
240 uschar *acl_smtp_mime = NULL;
242 uschar *acl_smtp_notquit = NULL;
243 uschar *acl_smtp_predata = NULL;
244 uschar *acl_smtp_quit = NULL;
245 uschar *acl_smtp_rcpt = NULL;
246 uschar *acl_smtp_starttls = NULL;
247 uschar *acl_smtp_vrfy = NULL;
249 BOOL acl_temp_details = FALSE;
250 tree_node *acl_var_c = NULL;
251 tree_node *acl_var_m = NULL;
252 uschar *acl_verify_message = NULL;
253 string_item *acl_warn_logged = NULL;
255 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
256 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
258 uschar *acl_wherenames[] = { US"RCPT",
283 uschar *acl_wherecodes[] = { US"550", /* RCPT */
285 US"550", /* PREDATA */
290 US"550", /* RCPT PRDR */
292 US"0", /* not SMTP; not relevant */
294 US"550", /* connect */
297 US"550", /* HELO/EHLO */
298 US"0", /* MAILAUTH; not relevant */
299 US"0", /* not SMTP; not relevant */
300 US"0", /* NOTQUIT; not relevant */
301 US"0", /* QUIT; not relevant */
302 US"550", /* STARTTLS */
304 US"0", /* delivery; not relevant */
305 US"0" /* unknown; not relevant */
308 BOOL active_local_from_check = FALSE;
309 BOOL active_local_sender_retain = FALSE;
310 int body_8bitmime = 0;
311 BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
312 address_item *addr_duplicate = NULL;
314 address_item address_defaults = {
319 NULL, /* start_router */
321 NULL, /* transport */
322 NULL, /* host_list */
323 NULL, /* host_used */
324 NULL, /* fallback_hosts */
329 NULL, /* cc_local_part */
330 NULL, /* lc_local_part */
331 NULL, /* local_part */
335 NULL, /* address_retry_key */
336 NULL, /* domain_retry_key */
337 NULL, /* current_dir */
340 NULL, /* user_message */
341 NULL, /* onetime_parent */
342 NULL, /* pipe_expandn */
343 NULL, /* return_filename */
344 NULL, /* self_hostname */
345 NULL, /* shadow_message */
351 OCSP_NOT_REQ, /* ocsp */
353 NULL, /* authenticator */
355 NULL, /* auth_sndr */
356 #ifdef EXPERIMENTAL_DSN
357 NULL, /* dsn_orcpt */
361 (uid_t)(-1), /* uid */
362 (gid_t)(-1), /* gid */
364 { 0 }, /* domain_cache - any larger array should be zeroed */
365 { 0 }, /* localpart_cache - ditto */
368 ERRNO_UNKNOWNERROR, /* basic_errno */
370 -1, /* return_file */
371 SPECIAL_NONE, /* special_action */
372 DEFER, /* transport_return */
373 { /* fields that are propagated to children */
374 NULL, /* address_data */
375 NULL, /* domain_data */
376 NULL, /* localpart_data */
377 NULL, /* errors_address */
378 NULL, /* extra_headers */
379 NULL, /* remove_headers */
380 #ifdef EXPERIMENTAL_SRS
381 NULL, /* srs_sender */
386 uschar *address_file = NULL;
387 uschar *address_pipe = NULL;
388 BOOL address_test_mode = FALSE;
389 tree_node *addresslist_anchor = NULL;
390 int addresslist_count = 0;
391 gid_t *admin_groups = NULL;
392 BOOL admin_user = FALSE;
393 BOOL allow_auth_unadvertised= FALSE;
394 BOOL allow_domain_literals = FALSE;
395 BOOL allow_mx_to_ip = FALSE;
396 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
397 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
398 BOOL allow_utf8_domains = FALSE;
399 uschar *authenticated_fail_id = NULL;
400 uschar *authenticated_id = NULL;
401 uschar *authenticated_sender = NULL;
402 BOOL authentication_failed = FALSE;
403 auth_instance *auths = NULL;
404 uschar *auth_advertise_hosts = US"*";
405 auth_instance auth_defaults = {
406 NULL, /* chain pointer */
409 NULL, /* private options block pointer */
410 NULL, /* driver_name */
411 NULL, /* advertise_condition */
412 NULL, /* client_condition */
413 NULL, /* public_name */
415 NULL, /* set_client_id */
416 NULL, /* server_mail_auth_condition */
417 NULL, /* server_debug_string */
418 NULL, /* server_condition */
421 FALSE /* advertised */
424 uschar *auth_defer_msg = US"reason not recorded";
425 uschar *auth_defer_user_msg = US"";
426 uschar *auth_vars[AUTH_VARS];
428 #ifdef WITH_CONTENT_SCAN
429 BOOL av_failed = FALSE;
430 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
433 BOOL background_daemon = TRUE;
436 uschar *base62_chars=
437 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
439 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
442 uschar *bi_command = NULL;
443 uschar *big_buffer = NULL;
444 int big_buffer_size = BIG_BUFFER_SIZE;
445 #ifdef EXPERIMENTAL_BRIGHTMAIL
446 uschar *bmi_alt_location = NULL;
447 uschar *bmi_base64_tracker_verdict = NULL;
448 uschar *bmi_base64_verdict = NULL;
449 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
452 uschar *bmi_verdicts = NULL;
454 int body_linecount = 0;
455 int body_zerocount = 0;
456 uschar *bounce_message_file = NULL;
457 uschar *bounce_message_text = NULL;
458 uschar *bounce_recipient = NULL;
459 BOOL bounce_return_body = TRUE;
460 BOOL bounce_return_message = TRUE;
461 int bounce_return_size_limit = 100*1024;
462 uschar *bounce_sender_authentication = NULL;
463 int bsmtp_transaction_linecount = 0;
465 int callout_cache_domain_positive_expire = 7*24*60*60;
466 int callout_cache_domain_negative_expire = 3*60*60;
467 int callout_cache_positive_expire = 24*60*60;
468 int callout_cache_negative_expire = 2*60*60;
469 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
470 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
471 int check_log_inodes = 0;
472 int check_log_space = 0;
473 BOOL check_rfc2047_length = TRUE;
474 int check_spool_inodes = 0;
475 int check_spool_space = 0;
476 uschar *client_authenticator = NULL;
477 uschar *client_authenticated_id = NULL;
478 uschar *client_authenticated_sender = NULL;
479 int clmacro_count = 0;
480 uschar *clmacros[MAX_CLMACROS];
481 BOOL config_changed = FALSE;
482 FILE *config_file = NULL;
483 uschar *config_filename = NULL;
484 int config_lineno = 0;
485 #ifdef CONFIGURE_GROUP
486 gid_t config_gid = CONFIGURE_GROUP;
488 uschar *config_main_filelist = US CONFIGURE_FILE
489 "\0<-----------Space to patch configure_filename->";
490 uschar *config_main_filename = NULL;
492 #ifdef CONFIGURE_OWNER
493 uid_t config_uid = CONFIGURE_OWNER;
496 int connection_max_messages= -1;
497 uschar *continue_hostname = NULL;
498 uschar *continue_host_address = NULL;
499 BOOL continue_more = FALSE;
500 int continue_sequence = 1;
501 uschar *continue_transport = NULL;
503 uschar *csa_status = NULL;
504 BOOL cutthrough_delivery = FALSE;
505 int cutthrough_fd = -1;
507 BOOL daemon_listen = FALSE;
508 uschar *daemon_smtp_port = US"smtp";
509 int daemon_startup_retries = 9;
510 int daemon_startup_sleep = 30;
512 #ifdef EXPERIMENTAL_DCC
513 BOOL dcc_direct_add_header = FALSE;
514 uschar *dcc_header = NULL;
515 uschar *dcc_result = NULL;
516 uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
517 uschar *dccifd_options = US"header";
520 BOOL debug_daemon = FALSE;
522 FILE *debug_file = NULL;
523 bit_table debug_options[] = {
526 { US"auth", D_auth },
527 { US"deliver", D_deliver },
529 { US"dnsbl", D_dnsbl },
530 { US"exec", D_exec },
531 { US"expand", D_expand },
532 { US"filter", D_filter },
533 { US"hints_lookup", D_hints_lookup },
534 { US"host_lookup", D_host_lookup },
535 { US"ident", D_ident },
536 { US"interface", D_interface },
537 { US"lists", D_lists },
538 { US"load", D_load },
539 { US"local_scan", D_local_scan },
540 { US"lookup", D_lookup },
541 { US"memory", D_memory },
543 { US"process_info", D_process_info },
544 { US"queue_run", D_queue_run },
545 { US"receive", D_receive },
546 { US"resolver", D_resolver },
547 { US"retry", D_retry },
548 { US"rewrite", D_rewrite },
549 { US"route", D_route },
550 { US"timestamp", D_timestamp },
552 { US"transport", D_transport },
554 { US"verify", D_verify }
556 int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
557 unsigned int debug_selector = 0;
558 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
559 uschar *delay_warning_condition=
561 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
562 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
563 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
565 BOOL delivery_date_remove = TRUE;
566 uschar *deliver_address_data = NULL;
567 int deliver_datafile = -1;
568 uschar *deliver_domain = NULL;
569 uschar *deliver_domain_data = NULL;
570 uschar *deliver_domain_orig = NULL;
571 uschar *deliver_domain_parent = NULL;
572 BOOL deliver_drop_privilege = FALSE;
573 BOOL deliver_firsttime = FALSE;
574 BOOL deliver_force = FALSE;
575 BOOL deliver_freeze = FALSE;
576 int deliver_frozen_at = 0;
577 uschar *deliver_home = NULL;
578 uschar *deliver_host = NULL;
579 uschar *deliver_host_address = NULL;
580 uschar *deliver_in_buffer = NULL;
581 ino_t deliver_inode = 0;
582 uschar *deliver_localpart = NULL;
583 uschar *deliver_localpart_data = NULL;
584 uschar *deliver_localpart_orig = NULL;
585 uschar *deliver_localpart_parent = NULL;
586 uschar *deliver_localpart_prefix = NULL;
587 uschar *deliver_localpart_suffix = NULL;
588 BOOL deliver_force_thaw = FALSE;
589 BOOL deliver_manual_thaw = FALSE;
590 uschar *deliver_out_buffer = NULL;
591 int deliver_queue_load_max = -1;
592 address_item *deliver_recipients = NULL;
593 uschar *deliver_selectstring = NULL;
594 BOOL deliver_selectstring_regex = FALSE;
595 uschar *deliver_selectstring_sender = NULL;
596 BOOL deliver_selectstring_sender_regex = FALSE;
597 #ifdef WITH_OLD_DEMIME
598 int demime_errorlevel = 0;
600 uschar *demime_reason = NULL;
602 BOOL disable_callout_flush = FALSE;
603 BOOL disable_delay_flush = FALSE;
604 #ifdef ENABLE_DISABLE_FSYNC
605 BOOL disable_fsync = FALSE;
607 BOOL disable_ipv6 = FALSE;
608 BOOL disable_logging = FALSE;
611 uschar *dkim_cur_signer = NULL;
612 uschar *dkim_signers = NULL;
613 uschar *dkim_signing_domain = NULL;
614 uschar *dkim_signing_selector = NULL;
615 uschar *dkim_verify_signers = US"$dkim_signers";
616 BOOL dkim_collect_input = FALSE;
617 BOOL dkim_disable_verify = FALSE;
619 #ifdef EXPERIMENTAL_DMARC
620 BOOL dmarc_has_been_checked = FALSE;
621 uschar *dmarc_ar_header = NULL;
622 uschar *dmarc_domain_policy = NULL;
623 uschar *dmarc_forensic_sender = NULL;
624 uschar *dmarc_history_file = NULL;
625 uschar *dmarc_status = NULL;
626 uschar *dmarc_status_text = NULL;
627 uschar *dmarc_tld_file = NULL;
628 uschar *dmarc_used_domain = NULL;
629 BOOL dmarc_disable_verify = FALSE;
630 BOOL dmarc_enable_forensic = FALSE;
633 uschar *dns_again_means_nonexist = NULL;
634 int dns_csa_search_limit = 5;
635 BOOL dns_csa_use_reverse = TRUE;
636 uschar *dns_ipv4_lookup = NULL;
639 int dns_dnssec_ok = -1; /* <0 = not coerced */
640 int dns_use_edns0 = -1; /* <0 = not coerced */
641 uschar *dnslist_domain = NULL;
642 uschar *dnslist_matched = NULL;
643 uschar *dnslist_text = NULL;
644 uschar *dnslist_value = NULL;
645 tree_node *domainlist_anchor = NULL;
646 int domainlist_count = 0;
647 BOOL dont_deliver = FALSE;
648 BOOL dot_ends = TRUE;
649 BOOL drop_cr = FALSE; /* No longer used */
650 uschar *dsn_from = US DEFAULT_DSN_FROM;
652 BOOL enable_dollar_recipients = FALSE;
653 BOOL envelope_to_remove = TRUE;
654 int errno_quota = ERRNO_QUOTA;
655 uschar *errors_copy = NULL;
656 int error_handling = ERRORS_SENDER;
657 uschar *errors_reply_to = NULL;
658 int errors_sender_rc = EXIT_FAILURE;
660 gid_t exim_gid = EXIM_GID;
661 BOOL exim_gid_set = TRUE; /* This gid is always set */
662 uschar *exim_path = US BIN_DIRECTORY "/exim"
663 "\0<---------------Space to patch exim_path->";
664 uid_t exim_uid = EXIM_UID;
665 BOOL exim_uid_set = TRUE; /* This uid is always set */
666 int expand_forbid = 0;
667 int expand_nlength[EXPAND_MAXN+1];
668 int expand_nmax = -1;
669 uschar *expand_nstring[EXPAND_MAXN+1];
670 BOOL expand_string_forcedfail = FALSE;
671 uschar *expand_string_message;
672 BOOL extract_addresses_remove_arguments = TRUE;
673 uschar *extra_local_interfaces = NULL;
675 int fake_response = OK;
676 uschar *fake_response_text = US"Your message has been rejected but is "
677 "being kept for evaluation.\nIf it was a "
678 "legitimate message, it may still be "
679 "delivered to the target recipient(s).";
680 int filter_n[FILTER_VARIABLE_COUNT];
681 BOOL filter_running = FALSE;
682 int filter_sn[FILTER_VARIABLE_COUNT];
683 int filter_test = FTEST_NONE;
684 uschar *filter_test_sfile = NULL;
685 uschar *filter_test_ufile = NULL;
686 uschar *filter_thisaddress = NULL;
687 int finduser_retries = 0;
688 #ifdef WITH_OLD_DEMIME
689 uschar *found_extension = NULL;
691 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
692 uschar *freeze_tell = NULL;
693 uschar *freeze_tell_config = NULL;
694 uschar *fudged_queue_times = US"";
696 uschar *gecos_name = NULL;
697 uschar *gecos_pattern = NULL;
698 rewrite_rule *global_rewrite_rules = NULL;
700 uschar *headers_charset = US HEADERS_CHARSET;
701 int header_insert_maxlen = 64 * 1024;
702 header_line *header_last = NULL;
703 header_line *header_list = NULL;
704 int header_maxsize = HEADER_MAXSIZE;
705 int header_line_maxsize = 0;
707 header_name header_names[] = {
708 { US"bcc", 3, TRUE, htype_bcc },
709 { US"cc", 2, TRUE, htype_cc },
710 { US"date", 4, TRUE, htype_date },
711 { US"delivery-date", 13, FALSE, htype_delivery_date },
712 { US"envelope-to", 11, FALSE, htype_envelope_to },
713 { US"from", 4, TRUE, htype_from },
714 { US"message-id", 10, TRUE, htype_id },
715 { US"received", 8, FALSE, htype_received },
716 { US"reply-to", 8, FALSE, htype_reply_to },
717 { US"return-path", 11, FALSE, htype_return_path },
718 { US"sender", 6, TRUE, htype_sender },
719 { US"subject", 7, FALSE, htype_subject },
720 { US"to", 2, TRUE, htype_to }
723 int header_names_size = sizeof(header_names)/sizeof(header_name);
725 BOOL header_rewritten = FALSE;
726 uschar *helo_accept_junk_hosts = NULL;
727 uschar *helo_allow_chars = US"";
728 uschar *helo_lookup_domains = US"@ : @[]";
729 uschar *helo_try_verify_hosts = NULL;
730 BOOL helo_verified = FALSE;
731 BOOL helo_verify_failed = FALSE;
732 uschar *helo_verify_hosts = NULL;
733 const uschar *hex_digits = CUS"0123456789abcdef";
734 uschar *hold_domains = NULL;
735 BOOL host_checking = FALSE;
736 BOOL host_checking_callout = FALSE;
737 uschar *host_data = NULL;
738 BOOL host_find_failed_syntax= FALSE;
739 uschar *host_lookup = NULL;
740 BOOL host_lookup_deferred = FALSE;
741 BOOL host_lookup_failed = FALSE;
742 uschar *host_lookup_order = US"bydns:byaddr";
743 uschar *host_lookup_msg = US"";
745 uschar *host_number_string = NULL;
746 uschar *host_reject_connection = NULL;
747 tree_node *hostlist_anchor = NULL;
748 int hostlist_count = 0;
749 uschar *hosts_treat_as_local = NULL;
750 uschar *hosts_connection_nolog = NULL;
752 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
753 BOOL ignore_fromline_local = FALSE;
754 uschar *ignore_fromline_hosts = NULL;
755 BOOL inetd_wait_mode = FALSE;
756 int inetd_wait_timeout = -1;
757 uschar *interface_address = NULL;
758 int interface_port = -1;
759 BOOL is_inetd = FALSE;
760 uschar *iterate_item = NULL;
764 int keep_malformed = 4*24*60*60; /* 4 days */
766 uschar *eldap_dn = NULL;
767 int load_average = -2;
768 BOOL local_error_message = FALSE;
769 BOOL local_from_check = TRUE;
770 uschar *local_from_prefix = NULL;
771 uschar *local_from_suffix = NULL;
774 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
776 uschar *local_interfaces = US"0.0.0.0";
779 uschar *local_scan_data = NULL;
780 int local_scan_timeout = 5*60;
781 BOOL local_sender_retain = FALSE;
782 gid_t local_user_gid = (gid_t)(-1);
783 uid_t local_user_uid = (uid_t)(-1);
785 tree_node *localpartlist_anchor= NULL;
786 int localpartlist_count = 0;
787 uschar *log_buffer = NULL;
788 unsigned int log_extra_selector = LX_default;
789 uschar *log_file_path = US LOG_FILE_PATH
790 "\0<--------------Space to patch log_file_path->";
792 /* Those log options with L_xxx identifiers have values less than 0x800000 and
793 are the ones that get put into log_write_selector. They can be used in calls to
794 log_write() to test for the bit. The options with LX_xxx identifiers have
795 values greater than 0x80000000 and are put into log_extra_selector (without the
796 top bit). They are never used in calls to log_write(), but are tested
797 independently. This separation became necessary when the number of log
798 selectors was getting close to filling a 32-bit word. */
800 /* Note that this list must be in alphabetical order. */
802 bit_table log_options[] = {
803 { US"8bitmime", LX_8bitmime },
804 { US"acl_warn_skipped", LX_acl_warn_skipped },
805 { US"address_rewrite", L_address_rewrite },
807 { US"all_parents", L_all_parents },
808 { US"arguments", LX_arguments },
809 { US"connection_reject", L_connection_reject },
810 { US"delay_delivery", L_delay_delivery },
811 { US"deliver_time", LX_deliver_time },
812 { US"delivery_size", LX_delivery_size },
813 { US"dnslist_defer", L_dnslist_defer },
814 { US"etrn", L_etrn },
815 { US"host_lookup_failed", L_host_lookup_failed },
816 { US"ident_timeout", LX_ident_timeout },
817 { US"incoming_interface", LX_incoming_interface },
818 { US"incoming_port", LX_incoming_port },
819 { US"lost_incoming_connection", L_lost_incoming_connection },
820 { US"outgoing_port", LX_outgoing_port },
822 #ifdef EXPERIMENTAL_PROXY
823 { US"proxy", LX_proxy },
825 { US"queue_run", L_queue_run },
826 { US"queue_time", LX_queue_time },
827 { US"queue_time_overall", LX_queue_time_overall },
828 { US"received_recipients", LX_received_recipients },
829 { US"received_sender", LX_received_sender },
830 { US"rejected_header", LX_rejected_header },
831 { US"rejected_headers", LX_rejected_header },
832 { US"retry_defer", L_retry_defer },
833 { US"return_path_on_delivery", LX_return_path_on_delivery },
834 { US"sender_on_delivery", LX_sender_on_delivery },
835 { US"sender_verify_fail", LX_sender_verify_fail },
836 { US"size_reject", L_size_reject },
837 { US"skip_delivery", L_skip_delivery },
838 { US"smtp_confirmation", LX_smtp_confirmation },
839 { US"smtp_connection", L_smtp_connection },
840 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
841 { US"smtp_mailauth", LX_smtp_mailauth },
842 { US"smtp_no_mail", LX_smtp_no_mail },
843 { US"smtp_protocol_error", L_smtp_protocol_error },
844 { US"smtp_syntax_error", L_smtp_syntax_error },
845 { US"subject", LX_subject },
846 { US"tls_certificate_verified", LX_tls_certificate_verified },
847 { US"tls_cipher", LX_tls_cipher },
848 { US"tls_peerdn", LX_tls_peerdn },
849 { US"tls_sni", LX_tls_sni },
850 { US"unknown_in_list", LX_unknown_in_list }
853 int log_options_count = sizeof(log_options)/sizeof(bit_table);
854 int log_reject_target = 0;
855 uschar *log_selector_string = NULL;
856 FILE *log_stderr = NULL;
857 BOOL log_testing_mode = FALSE;
858 BOOL log_timezone = FALSE;
859 unsigned int log_write_selector= L_default;
860 uschar *login_sender_address = NULL;
861 uschar *lookup_dnssec_authenticated = NULL;
862 int lookup_open_max = 25;
863 uschar *lookup_value = NULL;
865 macro_item *macros = NULL;
866 uschar *mailstore_basename = NULL;
867 #ifdef WITH_CONTENT_SCAN
868 uschar *malware_name = NULL; /* Virus Name */
870 int max_received_linelength= 0;
871 int max_username_length = 0;
873 uschar *message_body = NULL;
874 uschar *message_body_end = NULL;
875 BOOL message_body_newlines = FALSE;
876 int message_body_size = 0;
877 int message_body_visible = 500;
878 int message_ended = END_NOTSTARTED;
879 uschar *message_headers = NULL;
881 uschar *message_id_domain = NULL;
882 uschar *message_id_text = NULL;
883 struct timeval message_id_tv = { 0, 0 };
884 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
885 uschar *message_id_external;
886 int message_linecount = 0;
887 BOOL message_logs = TRUE;
888 int message_size = 0;
889 uschar *message_size_limit = US"50M";
890 uschar message_subdir[2] = { 0, 0 };
891 uschar *message_reference = NULL;
893 /* MIME ACL expandables */
894 #ifdef WITH_CONTENT_SCAN
895 int mime_anomaly_level = 0;
896 const uschar *mime_anomaly_text = NULL;
897 uschar *mime_boundary = NULL;
898 uschar *mime_charset = NULL;
899 uschar *mime_content_description = NULL;
900 uschar *mime_content_disposition = NULL;
901 uschar *mime_content_id = NULL;
902 unsigned int mime_content_size = 0;
903 uschar *mime_content_transfer_encoding = NULL;
904 uschar *mime_content_type = NULL;
905 uschar *mime_decoded_filename = NULL;
906 uschar *mime_filename = NULL;
907 int mime_is_multipart = 0;
908 int mime_is_coverletter = 0;
909 int mime_is_rfc822 = 0;
910 int mime_part_count = -1;
913 BOOL mua_wrapper = FALSE;
915 uid_t *never_users = NULL;
916 #ifdef WITH_CONTENT_SCAN
917 BOOL no_mbox_unspool = FALSE;
919 BOOL no_multiline_responses = FALSE;
922 gid_t originator_gid;
923 uschar *originator_login = NULL;
924 uschar *originator_name = NULL;
925 uid_t originator_uid;
926 uschar *override_local_interfaces = NULL;
927 uschar *override_pid_file_path = NULL;
929 BOOL parse_allow_group = FALSE;
930 BOOL parse_found_group = FALSE;
931 uschar *percent_hack_domains = NULL;
932 uschar *pid_file_path = US PID_FILE_PATH
933 "\0<--------------Space to patch pid_file_path->";
934 BOOL pipelining_enable = TRUE;
935 uschar *pipelining_advertise_hosts = US"*";
936 BOOL preserve_message_logs = FALSE;
937 uschar *primary_hostname = NULL;
938 BOOL print_topbitchars = FALSE;
939 uschar process_info[PROCESS_INFO_SIZE];
940 int process_info_len = 0;
941 uschar *process_log_path = NULL;
942 BOOL prod_requires_admin = TRUE;
944 #ifdef EXPERIMENTAL_PROXY
945 uschar *proxy_host_address = US"";
946 int proxy_host_port = 0;
947 uschar *proxy_required_hosts = US"";
948 BOOL proxy_session = FALSE;
949 BOOL proxy_session_failed = FALSE;
950 uschar *proxy_target_address = US"";
951 int proxy_target_port = 0;
954 uschar *prvscheck_address = NULL;
955 uschar *prvscheck_keynum = NULL;
956 uschar *prvscheck_result = NULL;
959 uschar *qualify_domain_recipient = NULL;
960 uschar *qualify_domain_sender = NULL;
961 BOOL queue_2stage = FALSE;
962 uschar *queue_domains = NULL;
963 int queue_interval = -1;
964 BOOL queue_list_requires_admin = TRUE;
965 BOOL queue_only = FALSE;
966 uschar *queue_only_file = NULL;
967 int queue_only_load = -1;
968 BOOL queue_only_load_latch = TRUE;
969 BOOL queue_only_override = TRUE;
970 BOOL queue_only_policy = FALSE;
971 BOOL queue_run_first_delivery = FALSE;
972 BOOL queue_run_force = FALSE;
973 BOOL queue_run_in_order = FALSE;
974 BOOL queue_run_local = FALSE;
975 int queue_run_max = 5;
976 pid_t queue_run_pid = (pid_t)0;
977 int queue_run_pipe = -1;
978 BOOL queue_running = FALSE;
979 BOOL queue_smtp = FALSE;
980 uschar *queue_smtp_domains = NULL;
982 unsigned int random_seed = 0;
983 tree_node *ratelimiters_cmd = NULL;
984 tree_node *ratelimiters_conn = NULL;
985 tree_node *ratelimiters_mail = NULL;
986 uschar *raw_active_hostname = NULL;
987 uschar *raw_sender = NULL;
988 uschar **raw_recipients = NULL;
989 int raw_recipients_count = 0;
992 int rcpt_fail_count = 0;
993 int rcpt_defer_count = 0;
996 BOOL really_exim = TRUE;
997 BOOL receive_call_bombout = FALSE;
998 int receive_linecount = 0;
999 int receive_messagecount = 0;
1000 int receive_timeout = 0;
1001 int received_count = 0;
1002 uschar *received_for = NULL;
1004 /* This is the default text for Received headers generated by Exim. The
1005 date will be automatically added on the end. */
1007 uschar *received_header_text = US
1009 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1010 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
1011 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1012 "by $primary_hostname "
1013 "${if def:received_protocol {with $received_protocol}} "
1015 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1017 "(Exim $version_number)\n\t"
1018 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1019 "id $message_exim_id"
1020 "${if def:received_for {\n\tfor $received_for}}"
1021 "\0<---------------Space to patch received_header_text->";
1023 int received_headers_max = 30;
1024 uschar *received_protocol = NULL;
1025 int received_time = 0;
1026 uschar *recipient_data = NULL;
1027 uschar *recipient_unqualified_hosts = NULL;
1028 uschar *recipient_verify_failure = NULL;
1029 int recipients_count = 0;
1030 BOOL recipients_discarded = FALSE;
1031 recipient_item *recipients_list = NULL;
1032 int recipients_list_max = 0;
1033 int recipients_max = 0;
1034 BOOL recipients_max_reject = FALSE;
1035 const pcre *regex_AUTH = NULL;
1036 const pcre *regex_check_dns_names = NULL;
1037 const pcre *regex_From = NULL;
1038 const pcre *regex_IGNOREQUOTA = NULL;
1039 const pcre *regex_PIPELINING = NULL;
1040 const pcre *regex_SIZE = NULL;
1041 const pcre *regex_smtp_code = NULL;
1042 const pcre *regex_ismsgid = NULL;
1043 #ifdef WHITELIST_D_MACROS
1044 const pcre *regex_whitelisted_macro = NULL;
1046 #ifdef WITH_CONTENT_SCAN
1047 uschar *regex_match_string = NULL;
1049 int remote_delivery_count = 0;
1050 int remote_max_parallel = 2;
1051 uschar *remote_sort_domains = NULL;
1052 int retry_data_expire = 7*24*60*60;
1053 int retry_interval_max = 24*60*60;
1054 int retry_maximum_timeout = 0; /* set from retry config */
1055 retry_config *retries = NULL;
1056 uschar *return_path = NULL;
1057 BOOL return_path_remove = TRUE;
1058 int rewrite_existflags = 0;
1059 uschar *rfc1413_hosts = US"*";
1060 int rfc1413_query_timeout = 5;
1061 /* BOOL rfc821_domains = FALSE; <<< on the way out */
1062 uid_t root_gid = ROOT_GID;
1063 uid_t root_uid = ROOT_UID;
1065 router_instance *routers = NULL;
1066 router_instance router_defaults = {
1067 NULL, /* chain pointer */
1070 NULL, /* private options block pointer */
1071 NULL, /* driver name */
1073 NULL, /* address_data */
1074 #ifdef EXPERIMENTAL_BRIGHTMAIL
1075 NULL, /* bmi_rule */
1077 NULL, /* cannot_route_message */
1078 NULL, /* condition */
1079 NULL, /* current_directory */
1080 NULL, /* debug_string */
1082 NULL, /* errors_to */
1083 NULL, /* expand_gid */
1084 NULL, /* expand_uid */
1085 NULL, /* expand_more */
1086 NULL, /* expand_unseen */
1087 NULL, /* extra_headers */
1088 NULL, /* fallback_hosts */
1089 NULL, /* home_directory */
1090 NULL, /* ignore_target_hosts */
1091 NULL, /* local_parts */
1092 NULL, /* pass_router_name */
1094 NULL, /* redirect_router_name */
1095 NULL, /* remove_headers */
1096 NULL, /* require_files */
1097 NULL, /* router_home_directory */
1098 US"freeze", /* self */
1101 NULL, /* translate_ip_address */
1102 NULL, /* transport_name */
1104 TRUE, /* address_test */
1105 #ifdef EXPERIMENTAL_BRIGHTMAIL
1106 FALSE, /* bmi_deliver_alternate */
1107 FALSE, /* bmi_deliver_default */
1108 FALSE, /* bmi_dont_deliver */
1111 FALSE, /* caseful_local_part */
1112 FALSE, /* check_local_user */
1113 FALSE, /* disable_logging */
1114 FALSE, /* fail_verify_recipient */
1115 FALSE, /* fail_verify_sender */
1116 FALSE, /* gid_set */
1117 FALSE, /* initgroups */
1118 TRUE_UNSET, /* log_as_local */
1120 FALSE, /* pass_on_timeout */
1121 FALSE, /* prefix_optional */
1122 TRUE, /* repeat_use */
1123 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1124 FALSE, /* same_domain_copy_routing */
1125 FALSE, /* self_rewrite */
1126 FALSE, /* suffix_optional */
1127 FALSE, /* verify_only */
1128 TRUE, /* verify_recipient */
1129 TRUE, /* verify_sender */
1130 FALSE, /* uid_set */
1132 #ifdef EXPERIMENTAL_DSN
1133 FALSE, /* dsn_lasthop */
1136 self_freeze, /* self_code */
1137 (uid_t)(-1), /* uid */
1138 (gid_t)(-1), /* gid */
1140 NULL, /* fallback_hostlist */
1141 NULL, /* transport instance */
1142 NULL, /* pass_router */
1143 NULL /* redirect_router */
1146 uschar *router_name = NULL;
1148 ip_address_item *running_interfaces = NULL;
1149 BOOL running_in_test_harness = FALSE;
1151 /* This is a weird one. The following string gets patched in the binary by the
1152 script that sets up a copy of Exim for running in the test harness. It seems
1153 that compilers are now clever, and share constant strings if they can.
1154 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1155 make use of the end of this string in order to save space. So the patching then
1156 wrecks this. We defeat this optimization by adding some additional characters
1157 onto the end of the string. */
1159 uschar *running_status = US">>>running<<<" "\0EXTRA";
1163 uschar *search_error_message = NULL;
1164 BOOL search_find_defer = FALSE;
1165 uschar *self_hostname = NULL;
1166 uschar *sender_address = NULL;
1167 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1168 uschar *sender_address_data = NULL;
1169 BOOL sender_address_forced = FALSE;
1170 uschar *sender_address_unrewritten = NULL;
1171 uschar *sender_data = NULL;
1172 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1173 uschar *sender_fullhost = NULL;
1174 uschar *sender_helo_name = NULL;
1175 uschar **sender_host_aliases = &no_aliases;
1176 uschar *sender_host_address = NULL;
1177 uschar *sender_host_authenticated = NULL;
1178 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1179 BOOL sender_host_dnssec = FALSE;
1180 uschar *sender_host_name = NULL;
1181 int sender_host_port = 0;
1182 BOOL sender_host_notsocket = FALSE;
1183 BOOL sender_host_unknown = FALSE;
1184 uschar *sender_ident = NULL;
1185 BOOL sender_local = FALSE;
1186 BOOL sender_name_forced = FALSE;
1187 uschar *sender_rate = NULL;
1188 uschar *sender_rate_limit = NULL;
1189 uschar *sender_rate_period = NULL;
1190 uschar *sender_rcvhost = NULL;
1191 BOOL sender_set_untrusted = FALSE;
1192 uschar *sender_unqualified_hosts = NULL;
1193 uschar *sender_verify_failure = NULL;
1194 address_item *sender_verified_list = NULL;
1195 address_item *sender_verified_failed = NULL;
1196 int sender_verified_rc = -1;
1197 BOOL sender_verified_responded = FALSE;
1198 uschar *sending_ip_address = NULL;
1199 int sending_port = -1;
1200 SIGNAL_BOOL sigalrm_seen = FALSE;
1201 uschar **sighup_argv = NULL;
1202 int smtp_accept_count = 0;
1203 BOOL smtp_accept_keepalive = TRUE;
1204 int smtp_accept_max = 20;
1205 int smtp_accept_max_nonmail= 10;
1206 uschar *smtp_accept_max_nonmail_hosts = US"*";
1207 int smtp_accept_max_per_connection = 1000;
1208 uschar *smtp_accept_max_per_host = NULL;
1209 int smtp_accept_queue = 0;
1210 int smtp_accept_queue_per_connection = 10;
1211 int smtp_accept_reserve = 0;
1212 uschar *smtp_active_hostname = NULL;
1213 BOOL smtp_authenticated = FALSE;
1214 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1215 "Exim $version_number $tod_full"
1216 "\0<---------------Space to patch smtp_banner->";
1217 BOOL smtp_batched_input = FALSE;
1218 BOOL smtp_check_spool_space = TRUE;
1219 int smtp_ch_index = 0;
1220 uschar *smtp_cmd_argument = NULL;
1221 uschar *smtp_cmd_buffer = NULL;
1222 time_t smtp_connection_start = 0;
1223 uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1224 int smtp_connect_backlog = 20;
1225 double smtp_delay_mail = 0.0;
1226 double smtp_delay_rcpt = 0.0;
1227 BOOL smtp_enforce_sync = TRUE;
1228 FILE *smtp_in = NULL;
1229 BOOL smtp_input = FALSE;
1230 int smtp_load_reserve = -1;
1231 int smtp_mailcmd_count = 0;
1232 FILE *smtp_out = NULL;
1233 uschar *smtp_etrn_command = NULL;
1234 BOOL smtp_etrn_serialize = TRUE;
1235 int smtp_max_synprot_errors= 3;
1236 int smtp_max_unknown_commands = 3;
1237 uschar *smtp_notquit_reason = NULL;
1238 uschar *smtp_ratelimit_hosts = NULL;
1239 uschar *smtp_ratelimit_mail = NULL;
1240 uschar *smtp_ratelimit_rcpt = NULL;
1241 uschar *smtp_read_error = US"";
1242 int smtp_receive_timeout = 5*60;
1243 uschar *smtp_reserve_hosts = NULL;
1244 BOOL smtp_return_error_details = FALSE;
1245 int smtp_rlm_base = 0;
1246 double smtp_rlm_factor = 0.0;
1247 int smtp_rlm_limit = 0;
1248 int smtp_rlm_threshold = INT_MAX;
1249 int smtp_rlr_base = 0;
1250 double smtp_rlr_factor = 0.0;
1251 int smtp_rlr_limit = 0;
1252 int smtp_rlr_threshold = INT_MAX;
1253 BOOL smtp_use_pipelining = FALSE;
1254 BOOL smtp_use_size = FALSE;
1256 #ifdef WITH_CONTENT_SCAN
1257 uschar *spamd_address = US"127.0.0.1 783";
1258 uschar *spam_bar = NULL;
1259 uschar *spam_report = NULL;
1260 uschar *spam_score = NULL;
1261 uschar *spam_score_int = NULL;
1263 #ifdef EXPERIMENTAL_SPF
1264 uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
1265 uschar *spf_header_comment = NULL;
1266 uschar *spf_received = NULL;
1267 uschar *spf_result = NULL;
1268 uschar *spf_smtp_comment = NULL;
1271 BOOL split_spool_directory = FALSE;
1272 uschar *spool_directory = US SPOOL_DIRECTORY
1273 "\0<--------------Space to patch spool_directory->";
1274 #ifdef EXPERIMENTAL_SRS
1275 uschar *srs_config = NULL;
1276 uschar *srs_db_address = NULL;
1277 uschar *srs_db_key = NULL;
1278 int srs_hashlength = 6;
1279 int srs_hashmin = -1;
1280 int srs_maxage = 31;
1281 uschar *srs_orig_recipient = NULL;
1282 uschar *srs_orig_sender = NULL;
1283 uschar *srs_recipient = NULL;
1284 uschar *srs_secrets = NULL;
1285 uschar *srs_status = NULL;
1286 BOOL srs_usehash = TRUE;
1287 BOOL srs_usetimestamp = TRUE;
1289 BOOL strict_acl_vars = FALSE;
1290 int string_datestamp_offset= -1;
1291 int string_datestamp_length= 0;
1292 int string_datestamp_type = -1;
1293 BOOL strip_excess_angle_brackets = FALSE;
1294 BOOL strip_trailing_dot = FALSE;
1295 uschar *submission_domain = NULL;
1296 BOOL submission_mode = FALSE;
1297 uschar *submission_name = NULL;
1298 BOOL suppress_local_fixups = FALSE;
1299 BOOL suppress_local_fixups_default = FALSE;
1300 BOOL synchronous_delivery = FALSE;
1301 BOOL syslog_duplication = TRUE;
1302 int syslog_facility = LOG_MAIL;
1303 uschar *syslog_processname = US"exim";
1304 BOOL syslog_timestamp = TRUE;
1305 uschar *system_filter = NULL;
1307 uschar *system_filter_directory_transport = NULL;
1308 uschar *system_filter_file_transport = NULL;
1309 uschar *system_filter_pipe_transport = NULL;
1310 uschar *system_filter_reply_transport = NULL;
1312 gid_t system_filter_gid = 0;
1313 BOOL system_filter_gid_set = FALSE;
1314 uid_t system_filter_uid = (uid_t)-1;
1315 BOOL system_filter_uid_set = FALSE;
1316 BOOL system_filtering = FALSE;
1318 BOOL tcp_nodelay = TRUE;
1319 #ifdef USE_TCP_WRAPPERS
1320 uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1322 int test_harness_load_avg = 0;
1323 int thismessage_size_limit = 0;
1324 int timeout_frozen_after = 0;
1325 BOOL timestamps_utc = FALSE;
1327 #ifdef EXPERIMENTAL_TPDA
1328 int tpda_defer_errno = 0;
1329 uschar *tpda_defer_errstr = NULL;
1330 uschar *tpda_delivery_ip = NULL;
1331 int tpda_delivery_port = 0;
1332 uschar *tpda_delivery_fqdn = NULL;
1333 uschar *tpda_delivery_local_part= NULL;
1334 uschar *tpda_delivery_domain = NULL;
1335 uschar *tpda_delivery_confirmation = NULL;
1338 transport_instance *transports = NULL;
1340 transport_instance transport_defaults = {
1341 NULL, /* chain pointer */
1344 NULL, /* private options block pointer */
1345 NULL, /* driver name */
1346 NULL, /* setup entry point */
1348 NULL, /* batch_id */
1349 NULL, /* home_dir */
1350 NULL, /* current_dir */
1351 TRUE, /* multi-domain */
1352 FALSE, /* overrides_hosts */
1353 100, /* max_addresses */
1354 500, /* connection_max_messages */
1355 FALSE, /* deliver_as_creator */
1356 FALSE, /* disable_logging */
1357 FALSE, /* initgroups */
1358 FALSE, /* uid_set */
1359 FALSE, /* gid_set */
1360 (uid_t)(-1), /* uid */
1361 (gid_t)(-1), /* gid */
1362 NULL, /* expand_uid */
1363 NULL, /* expand_gid */
1364 NULL, /* warn_message */
1366 NULL, /* shadow_condition */
1367 NULL, /* filter_command */
1368 NULL, /* add_headers */
1369 NULL, /* remove_headers */
1370 NULL, /* return_path */
1371 NULL, /* debug_string */
1372 NULL, /* message_size_limit */
1373 NULL, /* headers_rewrite */
1374 NULL, /* rewrite_rules */
1375 0, /* rewrite_existflags */
1376 300, /* filter_timeout */
1377 FALSE, /* body_only */
1378 FALSE, /* delivery_date_add */
1379 FALSE, /* envelope_to_add */
1380 FALSE, /* headers_only */
1381 FALSE, /* rcpt_include_affixes */
1382 FALSE, /* return_path_add */
1383 FALSE, /* return_output */
1384 FALSE, /* return_fail_output */
1385 FALSE, /* log_output */
1386 FALSE, /* log_fail_output */
1387 FALSE, /* log_defer_output */
1388 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1389 1 nor 0 so can detect unset */
1390 #ifdef EXPERIMENTAL_TPDA
1391 ,NULL /* tpda_delivery_action */
1395 int transport_count;
1396 uschar *transport_name = NULL;
1397 int transport_newlines;
1398 uschar **transport_filter_argv = NULL;
1399 int transport_filter_timeout;
1400 BOOL transport_filter_timed_out = FALSE;
1401 int transport_write_timeout= 0;
1403 tree_node *tree_dns_fails = NULL;
1404 tree_node *tree_duplicates = NULL;
1405 tree_node *tree_nonrecipients = NULL;
1406 tree_node *tree_unusable = NULL;
1408 BOOL trusted_caller = FALSE;
1409 BOOL trusted_config = TRUE;
1410 gid_t *trusted_groups = NULL;
1411 uid_t *trusted_users = NULL;
1412 uschar *timezone_string = US TIMEZONE_DEFAULT;
1414 uschar *unknown_login = NULL;
1415 uschar *unknown_username = NULL;
1416 uschar *untrusted_set_sender = NULL;
1418 /* A regex for matching a "From_" line in an incoming message, in the form
1420 From ph10 Fri Jan 5 12:35 GMT 1996
1422 which the "mail" commands send to the MTA (undocumented, of course), or in
1425 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1427 which is apparently used by some UUCPs, despite it not being in RFC 976.
1428 Because of variations in time formats, just match up to the minutes. That
1429 should be sufficient. Examples have been seen of time fields like 12:1:03,
1430 so just require one digit for hours and minutes. The weekday is also absent
1433 uschar *uucp_from_pattern = US
1434 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1435 "(?:" /* Non-extracting bracket */
1436 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1437 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1438 ")" /* End alternation */
1439 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1441 uschar *uucp_from_sender = US"$1";
1443 uschar *warn_message_file = NULL;
1444 uschar *warnmsg_delay = NULL;
1445 uschar *warnmsg_recipients = NULL;
1446 BOOL write_rejectlog = TRUE;
1448 uschar *version_copyright =
1449 US"Copyright (c) University of Cambridge, 1995 - 2014\n"
1450 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2014";
1451 uschar *version_date = US"?";
1452 uschar *version_cnumber = US"????";
1453 uschar *version_string = US"?";
1455 int warning_count = 0;
1457 /* End of globals.c */