projects / exim.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
Merge branch 'master'
[exim.git] / src / src / globals.c
1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
4
5 /* Copyright (c) University of Cambridge 1995 - 2015 */
6 /* See the file NOTICE for conditions of use and distribution. */
7
8 /* All the global variables are defined together in this one module, so
9 that they are easy to find. */
10
11 #include "exim.h"
12
13
14 /* Generic options for auths, all of which live inside auth_instance
15 data blocks and hence have the opt_public flag set. */
16
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)) }
36 };
37
38 int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
39
40 /* An empty host aliases list. */
41
42 uschar *no_aliases = NULL;
43
44
45 /* For comments on these variables, see globals.h. I'm too idle to
46 duplicate them here... */
47
48 #ifdef EXIM_PERL
49 uschar *opt_perl_startup = NULL;
50 BOOL opt_perl_at_start = FALSE;
51 BOOL opt_perl_started = FALSE;
52 #endif
53
54 #ifdef EXPAND_DLFUNC
55 tree_node *dlobj_anchor = NULL;
56 #endif
57
58 #ifdef LOOKUP_IBASE
59 uschar *ibase_servers = NULL;
60 #endif
61
62 #ifdef LOOKUP_LDAP
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;
72 #endif
73
74 #ifdef LOOKUP_MYSQL
75 uschar *mysql_servers = NULL;
76 #endif
77
78 #ifdef LOOKUP_ORACLE
79 uschar *oracle_servers = NULL;
80 #endif
81
82 #ifdef LOOKUP_PGSQL
83 uschar *pgsql_servers = NULL;
84 #endif
85
86 #ifdef LOOKUP_REDIS
87 uschar *redis_servers = NULL;
88 #endif
89
90 #ifdef LOOKUP_SQLITE
91 int sqlite_lock_timeout = 5;
92 #endif
93
94 #ifdef SUPPORT_MOVE_FROZEN_MESSAGES
95 BOOL move_frozen_messages = FALSE;
96 #endif
97
98 /* These variables are outside the #ifdef because it keeps the code less
99 cluttered in several places (e.g. during logging) if we can always refer to
100 them. Also, the tls_ variables are now always visible. */
101
102 tls_support tls_in = {
103 -1, /* tls_active */
104 0, /* tls_bits */
105 FALSE,/* tls_certificate_verified */
106 #ifdef EXPERIMENTAL_DANE
107 FALSE,/* dane_verified */
108 0, /* tlsa_usage */
109 #endif
110 NULL, /* tls_cipher */
111 FALSE,/* tls_on_connect */
112 NULL, /* tls_on_connect_ports */
113 NULL, /* tls_ourcert */
114 NULL, /* tls_peercert */
115 NULL, /* tls_peerdn */
116 NULL, /* tls_sni */
117 0 /* tls_ocsp */
118 };
119 tls_support tls_out = {
120 -1, /* tls_active */
121 0, /* tls_bits */
122 FALSE,/* tls_certificate_verified */
123 #ifdef EXPERIMENTAL_DANE
124 FALSE,/* dane_verified */
125 0, /* tlsa_usage */
126 #endif
127 NULL, /* tls_cipher */
128 FALSE,/* tls_on_connect */
129 NULL, /* tls_on_connect_ports */
130 NULL, /* tls_ourcert */
131 NULL, /* tls_peercert */
132 NULL, /* tls_peerdn */
133 NULL, /* tls_sni */
134 0 /* tls_ocsp */
135 };
136
137 uschar *dsn_envid = NULL;
138 int dsn_ret = 0;
139 const pcre *regex_DSN = NULL;
140 BOOL smtp_use_dsn = FALSE;
141 uschar *dsn_advertise_hosts = NULL;
142
143 #ifdef SUPPORT_TLS
144 BOOL gnutls_compat_mode = FALSE;
145 BOOL gnutls_allow_auto_pkcs11 = FALSE;
146 uschar *gnutls_require_mac = NULL;
147 uschar *gnutls_require_kx = NULL;
148 uschar *gnutls_require_proto = NULL;
149 uschar *openssl_options = NULL;
150 const pcre *regex_STARTTLS = NULL;
151 uschar *tls_advertise_hosts = US"*";
152 uschar *tls_certificate = NULL;
153 uschar *tls_crl = NULL;
154 /* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
155 that's the interop problem which has been observed: GnuTLS suggesting a higher
156 bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
157 int tls_dh_max_bits = 2236;
158 uschar *tls_dhparam = NULL;
159 uschar *tls_eccurve = US"prime256v1";
160 # ifndef DISABLE_OCSP
161 uschar *tls_ocsp_file = NULL;
162 # endif
163 BOOL tls_offered = FALSE;
164 uschar *tls_privatekey = NULL;
165 BOOL tls_remember_esmtp = FALSE;
166 uschar *tls_require_ciphers = NULL;
167 uschar *tls_try_verify_hosts = NULL;
168 uschar *tls_verify_certificates= US"system";
169 uschar *tls_verify_hosts = NULL;
170 #else /*!SUPPORT_TLS*/
171 uschar *tls_advertise_hosts = NULL;
172 #endif
173
174 #ifndef DISABLE_PRDR
175 /* Per Recipient Data Response variables */
176 BOOL prdr_enable = FALSE;
177 BOOL prdr_requested = FALSE;
178 const pcre *regex_PRDR = NULL;
179 #endif
180
181 #ifdef SUPPORT_I18N
182 const pcre *regex_UTF8 = NULL;
183 #endif
184
185 /* Input-reading functions for messages, so we can use special ones for
186 incoming TCP/IP. The defaults use stdin. We never need these for any
187 stand-alone tests. */
188
189 #ifndef STAND_ALONE
190 int (*receive_getc)(void) = stdin_getc;
191 int (*receive_ungetc)(int) = stdin_ungetc;
192 int (*receive_feof)(void) = stdin_feof;
193 int (*receive_ferror)(void) = stdin_ferror;
194 BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
195 #endif
196
197
198 /* List of per-address expansion variables for clearing and saving/restoring
199 when verifying one address while routing/verifying another. We have to have
200 the size explicit, because it is referenced from more than one module. */
201
202 const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
203 CUSS &deliver_address_data,
204 CUSS &deliver_domain,
205 CUSS &deliver_domain_data,
206 CUSS &deliver_domain_orig,
207 CUSS &deliver_domain_parent,
208 CUSS &deliver_localpart,
209 CUSS &deliver_localpart_data,
210 CUSS &deliver_localpart_orig,
211 CUSS &deliver_localpart_parent,
212 CUSS &deliver_localpart_prefix,
213 CUSS &deliver_localpart_suffix,
214 CUSS (uschar **)(&deliver_recipients),
215 CUSS &deliver_host,
216 CUSS &deliver_home,
217 CUSS &address_file,
218 CUSS &address_pipe,
219 CUSS &self_hostname,
220 NULL };
221
222 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
223
224 /* General global variables */
225
226 header_line *acl_added_headers = NULL;
227 tree_node *acl_anchor = NULL;
228 uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
229 NULL, NULL, NULL, NULL};
230 int acl_narg = 0;
231
232 uschar *acl_not_smtp = NULL;
233 #ifdef WITH_CONTENT_SCAN
234 uschar *acl_not_smtp_mime = NULL;
235 #endif
236 uschar *acl_not_smtp_start = NULL;
237 uschar *acl_removed_headers = NULL;
238 uschar *acl_smtp_auth = NULL;
239 uschar *acl_smtp_connect = NULL;
240 uschar *acl_smtp_data = NULL;
241 #ifndef DISABLE_PRDR
242 uschar *acl_smtp_data_prdr = US"accept";
243 #endif
244 #ifndef DISABLE_DKIM
245 uschar *acl_smtp_dkim = NULL;
246 #endif
247 uschar *acl_smtp_etrn = NULL;
248 uschar *acl_smtp_expn = NULL;
249 uschar *acl_smtp_helo = NULL;
250 uschar *acl_smtp_mail = NULL;
251 uschar *acl_smtp_mailauth = NULL;
252 #ifdef WITH_CONTENT_SCAN
253 uschar *acl_smtp_mime = NULL;
254 #endif
255 uschar *acl_smtp_notquit = NULL;
256 uschar *acl_smtp_predata = NULL;
257 uschar *acl_smtp_quit = NULL;
258 uschar *acl_smtp_rcpt = NULL;
259 uschar *acl_smtp_starttls = NULL;
260 uschar *acl_smtp_vrfy = NULL;
261
262 BOOL acl_temp_details = FALSE;
263 tree_node *acl_var_c = NULL;
264 tree_node *acl_var_m = NULL;
265 uschar *acl_verify_message = NULL;
266 string_item *acl_warn_logged = NULL;
267
268 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
269 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
270
271 uschar *acl_wherenames[] = { US"RCPT",
272 US"MAIL",
273 US"PREDATA",
274 US"MIME",
275 US"DKIM",
276 US"DATA",
277 #ifndef DISABLE_PRDR
278 US"PRDR",
279 #endif
280 US"non-SMTP",
281 US"AUTH",
282 US"connection",
283 US"ETRN",
284 US"EXPN",
285 US"EHLO or HELO",
286 US"MAILAUTH",
287 US"non-SMTP-start",
288 US"NOTQUIT",
289 US"QUIT",
290 US"STARTTLS",
291 US"VRFY",
292 US"delivery",
293 US"unknown"
294 };
295
296 uschar *acl_wherecodes[] = { US"550", /* RCPT */
297 US"550", /* MAIL */
298 US"550", /* PREDATA */
299 US"550", /* MIME */
300 US"550", /* DKIM */
301 US"550", /* DATA */
302 #ifndef DISABLE_PRDR
303 US"550", /* RCPT PRDR */
304 #endif
305 US"0", /* not SMTP; not relevant */
306 US"503", /* AUTH */
307 US"550", /* connect */
308 US"458", /* ETRN */
309 US"550", /* EXPN */
310 US"550", /* HELO/EHLO */
311 US"0", /* MAILAUTH; not relevant */
312 US"0", /* not SMTP; not relevant */
313 US"0", /* NOTQUIT; not relevant */
314 US"0", /* QUIT; not relevant */
315 US"550", /* STARTTLS */
316 US"252", /* VRFY */
317 US"0", /* delivery; not relevant */
318 US"0" /* unknown; not relevant */
319 };
320
321 BOOL active_local_from_check = FALSE;
322 BOOL active_local_sender_retain = FALSE;
323 BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
324 uschar *add_environment = NULL;
325 address_item *addr_duplicate = NULL;
326
327 address_item address_defaults = {
328 NULL, /* next */
329 NULL, /* parent */
330 NULL, /* first */
331 NULL, /* dupof */
332 NULL, /* start_router */
333 NULL, /* router */
334 NULL, /* transport */
335 NULL, /* host_list */
336 NULL, /* host_used */
337 NULL, /* fallback_hosts */
338 NULL, /* reply */
339 NULL, /* retries */
340 NULL, /* address */
341 NULL, /* unique */
342 NULL, /* cc_local_part */
343 NULL, /* lc_local_part */
344 NULL, /* local_part */
345 NULL, /* prefix */
346 NULL, /* suffix */
347 NULL, /* domain */
348 NULL, /* address_retry_key */
349 NULL, /* domain_retry_key */
350 NULL, /* current_dir */
351 NULL, /* home_dir */
352 NULL, /* message */
353 NULL, /* user_message */
354 NULL, /* onetime_parent */
355 NULL, /* pipe_expandn */
356 NULL, /* return_filename */
357 NULL, /* self_hostname */
358 NULL, /* shadow_message */
359 #ifdef SUPPORT_TLS
360 NULL, /* cipher */
361 NULL, /* ourcert */
362 NULL, /* peercert */
363 NULL, /* peerdn */
364 OCSP_NOT_REQ, /* ocsp */
365 #endif
366 #ifdef EXPERIMENTAL_DSN_INFO
367 NULL, /* smtp_greeting */
368 NULL, /* helo_response */
369 #endif
370 NULL, /* authenticator */
371 NULL, /* auth_id */
372 NULL, /* auth_sndr */
373 NULL, /* dsn_orcpt */
374 0, /* dsn_flags */
375 0, /* dsn_aware */
376 (uid_t)(-1), /* uid */
377 (gid_t)(-1), /* gid */
378 0, /* flags */
379 { 0 }, /* domain_cache - any larger array should be zeroed */
380 { 0 }, /* localpart_cache - ditto */
381 -1, /* mode */
382 0, /* more_errno */
383 ERRNO_UNKNOWNERROR, /* basic_errno */
384 0, /* child_count */
385 -1, /* return_file */
386 SPECIAL_NONE, /* special_action */
387 DEFER, /* transport_return */
388 { /* fields that are propagated to children */
389 NULL, /* address_data */
390 NULL, /* domain_data */
391 NULL, /* localpart_data */
392 NULL, /* errors_address */
393 NULL, /* extra_headers */
394 NULL, /* remove_headers */
395 #ifdef EXPERIMENTAL_SRS
396 NULL, /* srs_sender */
397 #endif
398 #ifdef SUPPORT_I18N
399 FALSE, /* utf8 */
400 #endif
401 }
402 };
403
404 uschar *address_file = NULL;
405 uschar *address_pipe = NULL;
406 BOOL address_test_mode = FALSE;
407 tree_node *addresslist_anchor = NULL;
408 int addresslist_count = 0;
409 gid_t *admin_groups = NULL;
410 BOOL admin_user = FALSE;
411 BOOL allow_auth_unadvertised= FALSE;
412 BOOL allow_domain_literals = FALSE;
413 BOOL allow_mx_to_ip = FALSE;
414 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
415 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
416 BOOL allow_utf8_domains = FALSE;
417 uschar *authenticated_fail_id = NULL;
418 uschar *authenticated_id = NULL;
419 uschar *authenticated_sender = NULL;
420 BOOL authentication_failed = FALSE;
421 auth_instance *auths = NULL;
422 uschar *auth_advertise_hosts = US"*";
423 auth_instance auth_defaults = {
424 NULL, /* chain pointer */
425 NULL, /* name */
426 NULL, /* info */
427 NULL, /* private options block pointer */
428 NULL, /* driver_name */
429 NULL, /* advertise_condition */
430 NULL, /* client_condition */
431 NULL, /* public_name */
432 NULL, /* set_id */
433 NULL, /* set_client_id */
434 NULL, /* server_mail_auth_condition */
435 NULL, /* server_debug_string */
436 NULL, /* server_condition */
437 FALSE, /* client */
438 FALSE, /* server */
439 FALSE /* advertised */
440 };
441
442 uschar *auth_defer_msg = US"reason not recorded";
443 uschar *auth_defer_user_msg = US"";
444 uschar *auth_vars[AUTH_VARS];
445 int auto_thaw = 0;
446 #ifdef WITH_CONTENT_SCAN
447 BOOL av_failed = FALSE;
448 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
449 #endif
450
451 BOOL background_daemon = TRUE;
452
453 #if BASE_62 == 62
454 uschar *base62_chars=
455 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
456 #else
457 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
458 #endif
459
460 uschar *bi_command = NULL;
461 uschar *big_buffer = NULL;
462 int big_buffer_size = BIG_BUFFER_SIZE;
463 #ifdef EXPERIMENTAL_BRIGHTMAIL
464 uschar *bmi_alt_location = NULL;
465 uschar *bmi_base64_tracker_verdict = NULL;
466 uschar *bmi_base64_verdict = NULL;
467 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
468 int bmi_deliver = 1;
469 int bmi_run = 0;
470 uschar *bmi_verdicts = NULL;
471 #endif
472 int body_8bitmime = 0;
473 int body_linecount = 0;
474 int body_zerocount = 0;
475 uschar *bounce_message_file = NULL;
476 uschar *bounce_message_text = NULL;
477 uschar *bounce_recipient = NULL;
478 BOOL bounce_return_body = TRUE;
479 int bounce_return_linesize_limit = 998;
480 BOOL bounce_return_message = TRUE;
481 int bounce_return_size_limit = 100*1024;
482 uschar *bounce_sender_authentication = NULL;
483 int bsmtp_transaction_linecount = 0;
484
485 uschar *callout_address = NULL;
486 int callout_cache_domain_positive_expire = 7*24*60*60;
487 int callout_cache_domain_negative_expire = 3*60*60;
488 int callout_cache_positive_expire = 24*60*60;
489 int callout_cache_negative_expire = 2*60*60;
490 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
491 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
492 int check_log_inodes = 0;
493 int check_log_space = 0;
494 BOOL check_rfc2047_length = TRUE;
495 int check_spool_inodes = 0;
496 int check_spool_space = 0;
497 uschar *client_authenticator = NULL;
498 uschar *client_authenticated_id = NULL;
499 uschar *client_authenticated_sender = NULL;
500 int clmacro_count = 0;
501 uschar *clmacros[MAX_CLMACROS];
502 BOOL config_changed = FALSE;
503 FILE *config_file = NULL;
504 uschar *config_filename = NULL;
505 int config_lineno = 0;
506 #ifdef CONFIGURE_GROUP
507 gid_t config_gid = CONFIGURE_GROUP;
508 #endif
509 uschar *config_main_filelist = US CONFIGURE_FILE
510 "\0<-----------Space to patch configure_filename->";
511 uschar *config_main_filename = NULL;
512 uschar *config_main_directory = NULL;
513
514 #ifdef CONFIGURE_OWNER
515 uid_t config_uid = CONFIGURE_OWNER;
516 #endif
517
518 int connection_max_messages= -1;
519 uschar *continue_hostname = NULL;
520 uschar *continue_host_address = NULL;
521 BOOL continue_more = FALSE;
522 int continue_sequence = 1;
523 uschar *continue_transport = NULL;
524
525 uschar *csa_status = NULL;
526 cut_t cutthrough = {
527 FALSE, /* delivery: when to attempt */
528 -1, /* fd: open connection */
529 0, /* nrcpt: number of addresses */
530 };
531
532 BOOL daemon_listen = FALSE;
533 uschar *daemon_smtp_port = US"smtp";
534 int daemon_startup_retries = 9;
535 int daemon_startup_sleep = 30;
536
537 #ifdef EXPERIMENTAL_DCC
538 BOOL dcc_direct_add_header = FALSE;
539 uschar *dcc_header = NULL;
540 uschar *dcc_result = NULL;
541 uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
542 uschar *dccifd_options = US"header";
543 #endif
544
545 BOOL debug_daemon = FALSE;
546 int debug_fd = -1;
547 FILE *debug_file = NULL;
548 int debug_notall[] = {
549 Di_memory,
550 -1
551 };
552 bit_table debug_options[] = { /* must be in alphabetical order */
553 BIT_TABLE(D, acl),
554 BIT_TABLE(D, all),
555 BIT_TABLE(D, auth),
556 BIT_TABLE(D, deliver),
557 BIT_TABLE(D, dns),
558 BIT_TABLE(D, dnsbl),
559 BIT_TABLE(D, exec),
560 BIT_TABLE(D, expand),
561 BIT_TABLE(D, filter),
562 BIT_TABLE(D, hints_lookup),
563 BIT_TABLE(D, host_lookup),
564 BIT_TABLE(D, ident),
565 BIT_TABLE(D, interface),
566 BIT_TABLE(D, lists),
567 BIT_TABLE(D, load),
568 BIT_TABLE(D, local_scan),
569 BIT_TABLE(D, lookup),
570 BIT_TABLE(D, memory),
571 BIT_TABLE(D, pid),
572 BIT_TABLE(D, process_info),
573 BIT_TABLE(D, queue_run),
574 BIT_TABLE(D, receive),
575 BIT_TABLE(D, resolver),
576 BIT_TABLE(D, retry),
577 BIT_TABLE(D, rewrite),
578 BIT_TABLE(D, route),
579 BIT_TABLE(D, timestamp),
580 BIT_TABLE(D, tls),
581 BIT_TABLE(D, transport),
582 BIT_TABLE(D, uid),
583 BIT_TABLE(D, verify),
584 };
585 int debug_options_count = nelem(debug_options);
586
587 unsigned int debug_selector = 0;
588 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
589 uschar *delay_warning_condition=
590 US"${if or {"
591 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
592 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
593 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
594 "} {no}{yes}}";
595 BOOL delivery_date_remove = TRUE;
596 uschar *deliver_address_data = NULL;
597 int deliver_datafile = -1;
598 const uschar *deliver_domain = NULL;
599 uschar *deliver_domain_data = NULL;
600 const uschar *deliver_domain_orig = NULL;
601 const uschar *deliver_domain_parent = NULL;
602 BOOL deliver_drop_privilege = FALSE;
603 BOOL deliver_firsttime = FALSE;
604 BOOL deliver_force = FALSE;
605 BOOL deliver_freeze = FALSE;
606 time_t deliver_frozen_at = 0;
607 uschar *deliver_home = NULL;
608 const uschar *deliver_host = NULL;
609 const uschar *deliver_host_address = NULL;
610 int deliver_host_port = 0;
611 uschar *deliver_in_buffer = NULL;
612 ino_t deliver_inode = 0;
613 uschar *deliver_localpart = NULL;
614 uschar *deliver_localpart_data = NULL;
615 uschar *deliver_localpart_orig = NULL;
616 uschar *deliver_localpart_parent = NULL;
617 uschar *deliver_localpart_prefix = NULL;
618 uschar *deliver_localpart_suffix = NULL;
619 BOOL deliver_force_thaw = FALSE;
620 BOOL deliver_manual_thaw = FALSE;
621 uschar *deliver_out_buffer = NULL;
622 int deliver_queue_load_max = -1;
623 address_item *deliver_recipients = NULL;
624 uschar *deliver_selectstring = NULL;
625 BOOL deliver_selectstring_regex = FALSE;
626 uschar *deliver_selectstring_sender = NULL;
627 BOOL deliver_selectstring_sender_regex = FALSE;
628 #ifdef WITH_OLD_DEMIME
629 int demime_errorlevel = 0;
630 int demime_ok = 0;
631 uschar *demime_reason = NULL;
632 #endif
633 BOOL disable_callout_flush = FALSE;
634 BOOL disable_delay_flush = FALSE;
635 #ifdef ENABLE_DISABLE_FSYNC
636 BOOL disable_fsync = FALSE;
637 #endif
638 BOOL disable_ipv6 = FALSE;
639 BOOL disable_logging = FALSE;
640
641 #ifndef DISABLE_DKIM
642 BOOL dkim_collect_input = FALSE;
643 uschar *dkim_cur_signer = NULL;
644 BOOL dkim_disable_verify = FALSE;
645 int dkim_key_length = 0;
646 uschar *dkim_signers = NULL;
647 uschar *dkim_signing_domain = NULL;
648 uschar *dkim_signing_selector = NULL;
649 uschar *dkim_verify_signers = US"$dkim_signers";
650 #endif
651 #ifdef EXPERIMENTAL_DMARC
652 BOOL dmarc_has_been_checked = FALSE;
653 uschar *dmarc_ar_header = NULL;
654 uschar *dmarc_domain_policy = NULL;
655 uschar *dmarc_forensic_sender = NULL;
656 uschar *dmarc_history_file = NULL;
657 uschar *dmarc_status = NULL;
658 uschar *dmarc_status_text = NULL;
659 uschar *dmarc_tld_file = NULL;
660 uschar *dmarc_used_domain = NULL;
661 BOOL dmarc_disable_verify = FALSE;
662 BOOL dmarc_enable_forensic = FALSE;
663 #endif
664
665 uschar *dns_again_means_nonexist = NULL;
666 int dns_csa_search_limit = 5;
667 BOOL dns_csa_use_reverse = TRUE;
668 #ifdef EXPERIMENTAL_DANE
669 int dns_dane_ok = -1;
670 #endif
671 uschar *dns_ipv4_lookup = NULL;
672 int dns_retrans = 0;
673 int dns_retry = 0;
674 int dns_dnssec_ok = -1; /* <0 = not coerced */
675 uschar *dns_trust_aa = NULL;
676 int dns_use_edns0 = -1; /* <0 = not coerced */
677 uschar *dnslist_domain = NULL;
678 uschar *dnslist_matched = NULL;
679 uschar *dnslist_text = NULL;
680 uschar *dnslist_value = NULL;
681 tree_node *domainlist_anchor = NULL;
682 int domainlist_count = 0;
683 BOOL dont_deliver = FALSE;
684 BOOL dot_ends = TRUE;
685 BOOL drop_cr = FALSE; /* No longer used */
686 uschar *dsn_from = US DEFAULT_DSN_FROM;
687
688 BOOL enable_dollar_recipients = FALSE;
689 BOOL envelope_to_remove = TRUE;
690 int errno_quota = ERRNO_QUOTA;
691 uschar *errors_copy = NULL;
692 int error_handling = ERRORS_SENDER;
693 uschar *errors_reply_to = NULL;
694 int errors_sender_rc = EXIT_FAILURE;
695 #ifndef DISABLE_EVENT
696 uschar *event_action = NULL; /* expansion for delivery events */
697 uschar *event_data = NULL; /* auxilary data variable for event */
698 int event_defer_errno = 0;
699 const uschar *event_name = NULL; /* event name variable */
700 #endif
701
702
703 gid_t exim_gid = EXIM_GID;
704 BOOL exim_gid_set = TRUE; /* This gid is always set */
705 uschar *exim_path = US BIN_DIRECTORY "/exim"
706 "\0<---------------Space to patch exim_path->";
707 uid_t exim_uid = EXIM_UID;
708 BOOL exim_uid_set = TRUE; /* This uid is always set */
709 int expand_forbid = 0;
710 int expand_nlength[EXPAND_MAXN+1];
711 int expand_nmax = -1;
712 uschar *expand_nstring[EXPAND_MAXN+1];
713 BOOL expand_string_forcedfail = FALSE;
714 uschar *expand_string_message;
715 BOOL extract_addresses_remove_arguments = TRUE;
716 uschar *extra_local_interfaces = NULL;
717
718 int fake_response = OK;
719 uschar *fake_response_text = US"Your message has been rejected but is "
720 "being kept for evaluation.\nIf it was a "
721 "legitimate message, it may still be "
722 "delivered to the target recipient(s).";
723 int filter_n[FILTER_VARIABLE_COUNT];
724 BOOL filter_running = FALSE;
725 int filter_sn[FILTER_VARIABLE_COUNT];
726 int filter_test = FTEST_NONE;
727 uschar *filter_test_sfile = NULL;
728 uschar *filter_test_ufile = NULL;
729 uschar *filter_thisaddress = NULL;
730 int finduser_retries = 0;
731 #ifdef WITH_OLD_DEMIME
732 uschar *found_extension = NULL;
733 #endif
734 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
735 uschar *freeze_tell = NULL;
736 uschar *freeze_tell_config = NULL;
737 uschar *fudged_queue_times = US"";
738
739 uschar *gecos_name = NULL;
740 uschar *gecos_pattern = NULL;
741 rewrite_rule *global_rewrite_rules = NULL;
742
743 uschar *headers_charset = US HEADERS_CHARSET;
744 int header_insert_maxlen = 64 * 1024;
745 header_line *header_last = NULL;
746 header_line *header_list = NULL;
747 int header_maxsize = HEADER_MAXSIZE;
748 int header_line_maxsize = 0;
749
750 header_name header_names[] = {
751 { US"bcc", 3, TRUE, htype_bcc },
752 { US"cc", 2, TRUE, htype_cc },
753 { US"date", 4, TRUE, htype_date },
754 { US"delivery-date", 13, FALSE, htype_delivery_date },
755 { US"envelope-to", 11, FALSE, htype_envelope_to },
756 { US"from", 4, TRUE, htype_from },
757 { US"message-id", 10, TRUE, htype_id },
758 { US"received", 8, FALSE, htype_received },
759 { US"reply-to", 8, FALSE, htype_reply_to },
760 { US"return-path", 11, FALSE, htype_return_path },
761 { US"sender", 6, TRUE, htype_sender },
762 { US"subject", 7, FALSE, htype_subject },
763 { US"to", 2, TRUE, htype_to }
764 };
765
766 int header_names_size = sizeof(header_names)/sizeof(header_name);
767
768 BOOL header_rewritten = FALSE;
769 uschar *helo_accept_junk_hosts = NULL;
770 uschar *helo_allow_chars = US"";
771 uschar *helo_lookup_domains = US"@ : @[]";
772 uschar *helo_try_verify_hosts = NULL;
773 BOOL helo_verified = FALSE;
774 BOOL helo_verify_failed = FALSE;
775 uschar *helo_verify_hosts = NULL;
776 const uschar *hex_digits = CUS"0123456789abcdef";
777 uschar *hold_domains = NULL;
778 BOOL host_checking = FALSE;
779 BOOL host_checking_callout = FALSE;
780 uschar *host_data = NULL;
781 BOOL host_find_failed_syntax= FALSE;
782 uschar *host_lookup = NULL;
783 BOOL host_lookup_deferred = FALSE;
784 BOOL host_lookup_failed = FALSE;
785 uschar *host_lookup_order = US"bydns:byaddr";
786 uschar *host_lookup_msg = US"";
787 int host_number = 0;
788 uschar *host_number_string = NULL;
789 uschar *host_reject_connection = NULL;
790 tree_node *hostlist_anchor = NULL;
791 int hostlist_count = 0;
792 uschar *hosts_treat_as_local = NULL;
793 uschar *hosts_connection_nolog = NULL;
794
795 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
796 BOOL ignore_fromline_local = FALSE;
797 uschar *ignore_fromline_hosts = NULL;
798 BOOL inetd_wait_mode = FALSE;
799 int inetd_wait_timeout = -1;
800 uschar *interface_address = NULL;
801 int interface_port = -1;
802 BOOL is_inetd = FALSE;
803 uschar *iterate_item = NULL;
804
805 int journal_fd = -1;
806
807 uschar *keep_environment = NULL;
808
809 int keep_malformed = 4*24*60*60; /* 4 days */
810
811 uschar *eldap_dn = NULL;
812 int load_average = -2;
813 BOOL local_error_message = FALSE;
814 BOOL local_from_check = TRUE;
815 uschar *local_from_prefix = NULL;
816 uschar *local_from_suffix = NULL;
817
818 #if HAVE_IPV6
819 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
820 #else
821 uschar *local_interfaces = US"0.0.0.0";
822 #endif
823
824 uschar *local_scan_data = NULL;
825 int local_scan_timeout = 5*60;
826 BOOL local_sender_retain = FALSE;
827 gid_t local_user_gid = (gid_t)(-1);
828 uid_t local_user_uid = (uid_t)(-1);
829
830 tree_node *localpartlist_anchor= NULL;
831 int localpartlist_count = 0;
832 uschar *log_buffer = NULL;
833
834 int log_default[] = { /* for initializing log_selector */
835 Li_acl_warn_skipped,
836 Li_connection_reject,
837 Li_delay_delivery,
838 Li_dnslist_defer,
839 Li_etrn,
840 Li_host_lookup_failed,
841 Li_lost_incoming_connection,
842 Li_outgoing_interface, /* see d_log_interface in deliver.c */
843 Li_queue_run,
844 Li_rejected_header,
845 Li_retry_defer,
846 Li_sender_verify_fail,
847 Li_size_reject,
848 Li_skip_delivery,
849 Li_smtp_confirmation,
850 Li_tls_certificate_verified,
851 Li_tls_cipher,
852 -1
853 };
854
855 uschar *log_file_path = US LOG_FILE_PATH
856 "\0<--------------Space to patch log_file_path->";
857
858 int log_notall[] = {
859 -1
860 };
861 bit_table log_options[] = { /* must be in alphabetical order */
862 BIT_TABLE(L, 8bitmime),
863 BIT_TABLE(L, acl_warn_skipped),
864 BIT_TABLE(L, address_rewrite),
865 BIT_TABLE(L, all),
866 BIT_TABLE(L, all_parents),
867 BIT_TABLE(L, arguments),
868 BIT_TABLE(L, connection_reject),
869 BIT_TABLE(L, delay_delivery),
870 BIT_TABLE(L, deliver_time),
871 BIT_TABLE(L, delivery_size),
872 BIT_TABLE(L, dnslist_defer),
873 BIT_TABLE(L, etrn),
874 BIT_TABLE(L, host_lookup_failed),
875 BIT_TABLE(L, ident_timeout),
876 BIT_TABLE(L, incoming_interface),
877 BIT_TABLE(L, incoming_port),
878 BIT_TABLE(L, lost_incoming_connection),
879 BIT_TABLE(L, outgoing_interface),
880 BIT_TABLE(L, outgoing_port),
881 BIT_TABLE(L, pid),
882 #if defined(SUPPORT_PROXY) || defined (SUPPORT_SOCKS)
883 BIT_TABLE(L, proxy),
884 #endif
885 BIT_TABLE(L, queue_run),
886 BIT_TABLE(L, queue_time),
887 BIT_TABLE(L, queue_time_overall),
888 BIT_TABLE(L, received_recipients),
889 BIT_TABLE(L, received_sender),
890 BIT_TABLE(L, rejected_header),
891 { US"rejected_headers", Li_rejected_header },
892 BIT_TABLE(L, retry_defer),
893 BIT_TABLE(L, return_path_on_delivery),
894 BIT_TABLE(L, sender_on_delivery),
895 BIT_TABLE(L, sender_verify_fail),
896 BIT_TABLE(L, size_reject),
897 BIT_TABLE(L, skip_delivery),
898 BIT_TABLE(L, smtp_confirmation),
899 BIT_TABLE(L, smtp_connection),
900 BIT_TABLE(L, smtp_incomplete_transaction),
901 BIT_TABLE(L, smtp_mailauth),
902 BIT_TABLE(L, smtp_no_mail),
903 BIT_TABLE(L, smtp_protocol_error),
904 BIT_TABLE(L, smtp_syntax_error),
905 BIT_TABLE(L, subject),
906 BIT_TABLE(L, tls_certificate_verified),
907 BIT_TABLE(L, tls_cipher),
908 BIT_TABLE(L, tls_peerdn),
909 BIT_TABLE(L, tls_sni),
910 BIT_TABLE(L, unknown_in_list),
911 };
912 int log_options_count = nelem(log_options);
913
914 int log_reject_target = 0;
915 unsigned int log_selector[log_selector_size]; /* initialized in main() */
916 uschar *log_selector_string = NULL;
917 FILE *log_stderr = NULL;
918 BOOL log_testing_mode = FALSE;
919 BOOL log_timezone = FALSE;
920 uschar *login_sender_address = NULL;
921 uschar *lookup_dnssec_authenticated = NULL;
922 int lookup_open_max = 25;
923 uschar *lookup_value = NULL;
924
925 macro_item *macros = NULL;
926 uschar *mailstore_basename = NULL;
927 #ifdef WITH_CONTENT_SCAN
928 uschar *malware_name = NULL; /* Virus Name */
929 #endif
930 int max_received_linelength= 0;
931 int max_username_length = 0;
932 int message_age = 0;
933 uschar *message_body = NULL;
934 uschar *message_body_end = NULL;
935 BOOL message_body_newlines = FALSE;
936 int message_body_size = 0;
937 int message_body_visible = 500;
938 int message_ended = END_NOTSTARTED;
939 uschar *message_headers = NULL;
940 uschar *message_id;
941 uschar *message_id_domain = NULL;
942 uschar *message_id_text = NULL;
943 struct timeval message_id_tv = { 0, 0 };
944 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
945 uschar *message_id_external;
946 int message_linecount = 0;
947 BOOL message_logs = TRUE;
948 int message_size = 0;
949 uschar *message_size_limit = US"50M";
950 #ifdef SUPPORT_I18N
951 BOOL message_smtputf8 = FALSE;
952 int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
953 #endif
954 uschar message_subdir[2] = { 0, 0 };
955 uschar *message_reference = NULL;
956
957 /* MIME ACL expandables */
958 #ifdef WITH_CONTENT_SCAN
959 int mime_anomaly_level = 0;
960 const uschar *mime_anomaly_text = NULL;
961 uschar *mime_boundary = NULL;
962 uschar *mime_charset = NULL;
963 uschar *mime_content_description = NULL;
964 uschar *mime_content_disposition = NULL;
965 uschar *mime_content_id = NULL;
966 unsigned int mime_content_size = 0;
967 uschar *mime_content_transfer_encoding = NULL;
968 uschar *mime_content_type = NULL;
969 uschar *mime_decoded_filename = NULL;
970 uschar *mime_filename = NULL;
971 int mime_is_multipart = 0;
972 int mime_is_coverletter = 0;
973 int mime_is_rfc822 = 0;
974 int mime_part_count = -1;
975 #endif
976
977 BOOL mua_wrapper = FALSE;
978
979 uid_t *never_users = NULL;
980 #ifdef WITH_CONTENT_SCAN
981 BOOL no_mbox_unspool = FALSE;
982 #endif
983 BOOL no_multiline_responses = FALSE;
984
985 uid_t original_euid;
986 gid_t originator_gid;
987 uschar *originator_login = NULL;
988 uschar *originator_name = NULL;
989 uid_t originator_uid;
990 uschar *override_local_interfaces = NULL;
991 uschar *override_pid_file_path = NULL;
992
993 BOOL parse_allow_group = FALSE;
994 BOOL parse_found_group = FALSE;
995 uschar *percent_hack_domains = NULL;
996 uschar *pid_file_path = US PID_FILE_PATH
997 "\0<--------------Space to patch pid_file_path->";
998 BOOL pipelining_enable = TRUE;
999 uschar *pipelining_advertise_hosts = US"*";
1000 BOOL preserve_message_logs = FALSE;
1001 uschar *primary_hostname = NULL;
1002 BOOL print_topbitchars = FALSE;
1003 uschar process_info[PROCESS_INFO_SIZE];
1004 int process_info_len = 0;
1005 uschar *process_log_path = NULL;
1006 BOOL prod_requires_admin = TRUE;
1007
1008 #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
1009 uschar *hosts_proxy = US"";
1010 uschar *proxy_external_address = US"";
1011 int proxy_external_port = 0;
1012 uschar *proxy_local_address = US"";
1013 int proxy_local_port = 0;
1014 BOOL proxy_session = FALSE;
1015 BOOL proxy_session_failed = FALSE;
1016 #endif
1017
1018 uschar *prvscheck_address = NULL;
1019 uschar *prvscheck_keynum = NULL;
1020 uschar *prvscheck_result = NULL;
1021
1022
1023 const uschar *qualify_domain_recipient = NULL;
1024 uschar *qualify_domain_sender = NULL;
1025 BOOL queue_2stage = FALSE;
1026 uschar *queue_domains = NULL;
1027 int queue_interval = -1;
1028 BOOL queue_list_requires_admin = TRUE;
1029 BOOL queue_only = FALSE;
1030 uschar *queue_only_file = NULL;
1031 int queue_only_load = -1;
1032 BOOL queue_only_load_latch = TRUE;
1033 BOOL queue_only_override = TRUE;
1034 BOOL queue_only_policy = FALSE;
1035 BOOL queue_run_first_delivery = FALSE;
1036 BOOL queue_run_force = FALSE;
1037 BOOL queue_run_in_order = FALSE;
1038 BOOL queue_run_local = FALSE;
1039 int queue_run_max = 5;
1040 pid_t queue_run_pid = (pid_t)0;
1041 int queue_run_pipe = -1;
1042 BOOL queue_running = FALSE;
1043 BOOL queue_smtp = FALSE;
1044 uschar *queue_smtp_domains = NULL;
1045
1046 unsigned int random_seed = 0;
1047 tree_node *ratelimiters_cmd = NULL;
1048 tree_node *ratelimiters_conn = NULL;
1049 tree_node *ratelimiters_mail = NULL;
1050 uschar *raw_active_hostname = NULL;
1051 uschar *raw_sender = NULL;
1052 uschar **raw_recipients = NULL;
1053 int raw_recipients_count = 0;
1054
1055 int rcpt_count = 0;
1056 int rcpt_fail_count = 0;
1057 int rcpt_defer_count = 0;
1058 gid_t real_gid;
1059 uid_t real_uid;
1060 BOOL really_exim = TRUE;
1061 BOOL receive_call_bombout = FALSE;
1062 int receive_linecount = 0;
1063 int receive_messagecount = 0;
1064 int receive_timeout = 0;
1065 int received_count = 0;
1066 uschar *received_for = NULL;
1067
1068 /* This is the default text for Received headers generated by Exim. The
1069 date will be automatically added on the end. */
1070
1071 uschar *received_header_text = US
1072 "Received: "
1073 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1074 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
1075 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1076 "by $primary_hostname "
1077 "${if def:received_protocol {with $received_protocol}} "
1078 #ifdef SUPPORT_TLS
1079 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1080 #endif
1081 "(Exim $version_number)\n\t"
1082 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1083 "id $message_exim_id"
1084 "${if def:received_for {\n\tfor $received_for}}"
1085 "\0<---------------Space to patch received_header_text->";
1086
1087 int received_headers_max = 30;
1088 uschar *received_protocol = NULL;
1089 int received_time = 0;
1090 uschar *recipient_data = NULL;
1091 uschar *recipient_unqualified_hosts = NULL;
1092 uschar *recipient_verify_failure = NULL;
1093 int recipients_count = 0;
1094 BOOL recipients_discarded = FALSE;
1095 recipient_item *recipients_list = NULL;
1096 int recipients_list_max = 0;
1097 int recipients_max = 0;
1098 BOOL recipients_max_reject = FALSE;
1099 const pcre *regex_AUTH = NULL;
1100 const pcre *regex_check_dns_names = NULL;
1101 const pcre *regex_From = NULL;
1102 const pcre *regex_IGNOREQUOTA = NULL;
1103 const pcre *regex_PIPELINING = NULL;
1104 const pcre *regex_SIZE = NULL;
1105 const pcre *regex_ismsgid = NULL;
1106 const pcre *regex_smtp_code = NULL;
1107 uschar *regex_vars[REGEX_VARS];
1108 #ifdef WHITELIST_D_MACROS
1109 const pcre *regex_whitelisted_macro = NULL;
1110 #endif
1111 #ifdef WITH_CONTENT_SCAN
1112 uschar *regex_match_string = NULL;
1113 #endif
1114 int remote_delivery_count = 0;
1115 int remote_max_parallel = 2;
1116 uschar *remote_sort_domains = NULL;
1117 int retry_data_expire = 7*24*60*60;
1118 int retry_interval_max = 24*60*60;
1119 int retry_maximum_timeout = 0; /* set from retry config */
1120 retry_config *retries = NULL;
1121 uschar *return_path = NULL;
1122 BOOL return_path_remove = TRUE;
1123 int rewrite_existflags = 0;
1124 uschar *rfc1413_hosts = US"@[]";
1125 int rfc1413_query_timeout = 0;
1126 /* BOOL rfc821_domains = FALSE; <<< on the way out */
1127 uid_t root_gid = ROOT_GID;
1128 uid_t root_uid = ROOT_UID;
1129
1130 router_instance *routers = NULL;
1131 router_instance router_defaults = {
1132 NULL, /* chain pointer */
1133 NULL, /* name */
1134 NULL, /* info */
1135 NULL, /* private options block pointer */
1136 NULL, /* driver name */
1137
1138 NULL, /* address_data */
1139 #ifdef EXPERIMENTAL_BRIGHTMAIL
1140 NULL, /* bmi_rule */
1141 #endif
1142 NULL, /* cannot_route_message */
1143 NULL, /* condition */
1144 NULL, /* current_directory */
1145 NULL, /* debug_string */
1146 NULL, /* domains */
1147 NULL, /* errors_to */
1148 NULL, /* expand_gid */
1149 NULL, /* expand_uid */
1150 NULL, /* expand_more */
1151 NULL, /* expand_unseen */
1152 NULL, /* extra_headers */
1153 NULL, /* fallback_hosts */
1154 NULL, /* home_directory */
1155 NULL, /* ignore_target_hosts */
1156 NULL, /* local_parts */
1157 NULL, /* pass_router_name */
1158 NULL, /* prefix */
1159 NULL, /* redirect_router_name */
1160 NULL, /* remove_headers */
1161 NULL, /* require_files */
1162 NULL, /* router_home_directory */
1163 US"freeze", /* self */
1164 NULL, /* senders */
1165 NULL, /* suffix */
1166 NULL, /* translate_ip_address */
1167 NULL, /* transport_name */
1168
1169 TRUE, /* address_test */
1170 #ifdef EXPERIMENTAL_BRIGHTMAIL
1171 FALSE, /* bmi_deliver_alternate */
1172 FALSE, /* bmi_deliver_default */
1173 FALSE, /* bmi_dont_deliver */
1174 #endif
1175 TRUE, /* expn */
1176 FALSE, /* caseful_local_part */
1177 FALSE, /* check_local_user */
1178 FALSE, /* disable_logging */
1179 FALSE, /* fail_verify_recipient */
1180 FALSE, /* fail_verify_sender */
1181 FALSE, /* gid_set */
1182 FALSE, /* initgroups */
1183 TRUE_UNSET, /* log_as_local */
1184 TRUE, /* more */
1185 FALSE, /* pass_on_timeout */
1186 FALSE, /* prefix_optional */
1187 TRUE, /* repeat_use */
1188 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1189 FALSE, /* same_domain_copy_routing */
1190 FALSE, /* self_rewrite */
1191 FALSE, /* suffix_optional */
1192 FALSE, /* verify_only */
1193 TRUE, /* verify_recipient */
1194 TRUE, /* verify_sender */
1195 FALSE, /* uid_set */
1196 FALSE, /* unseen */
1197 FALSE, /* dsn_lasthop */
1198
1199 self_freeze, /* self_code */
1200 (uid_t)(-1), /* uid */
1201 (gid_t)(-1), /* gid */
1202
1203 NULL, /* fallback_hostlist */
1204 NULL, /* transport instance */
1205 NULL, /* pass_router */
1206 NULL, /* redirect_router */
1207
1208 { NULL, NULL }, /* dnssec_domains {require,request} */
1209 };
1210
1211 uschar *router_name = NULL;
1212
1213 ip_address_item *running_interfaces = NULL;
1214 BOOL running_in_test_harness = FALSE;
1215
1216 /* This is a weird one. The following string gets patched in the binary by the
1217 script that sets up a copy of Exim for running in the test harness. It seems
1218 that compilers are now clever, and share constant strings if they can.
1219 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1220 make use of the end of this string in order to save space. So the patching then
1221 wrecks this. We defeat this optimization by adding some additional characters
1222 onto the end of the string. */
1223
1224 uschar *running_status = US">>>running<<<" "\0EXTRA";
1225
1226 int runrc = 0;
1227
1228 uschar *search_error_message = NULL;
1229 BOOL search_find_defer = FALSE;
1230 uschar *self_hostname = NULL;
1231 uschar *sender_address = NULL;
1232 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1233 uschar *sender_address_data = NULL;
1234 BOOL sender_address_forced = FALSE;
1235 uschar *sender_address_unrewritten = NULL;
1236 uschar *sender_data = NULL;
1237 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1238 uschar *sender_fullhost = NULL;
1239 BOOL sender_helo_dnssec = FALSE;
1240 uschar *sender_helo_name = NULL;
1241 uschar **sender_host_aliases = &no_aliases;
1242 uschar *sender_host_address = NULL;
1243 uschar *sender_host_authenticated = NULL;
1244 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1245 BOOL sender_host_dnssec = FALSE;
1246 uschar *sender_host_name = NULL;
1247 int sender_host_port = 0;
1248 BOOL sender_host_notsocket = FALSE;
1249 BOOL sender_host_unknown = FALSE;
1250 uschar *sender_ident = NULL;
1251 BOOL sender_local = FALSE;
1252 BOOL sender_name_forced = FALSE;
1253 uschar *sender_rate = NULL;
1254 uschar *sender_rate_limit = NULL;
1255 uschar *sender_rate_period = NULL;
1256 uschar *sender_rcvhost = NULL;
1257 BOOL sender_set_untrusted = FALSE;
1258 uschar *sender_unqualified_hosts = NULL;
1259 uschar *sender_verify_failure = NULL;
1260 address_item *sender_verified_list = NULL;
1261 address_item *sender_verified_failed = NULL;
1262 int sender_verified_rc = -1;
1263 BOOL sender_verified_responded = FALSE;
1264 uschar *sending_ip_address = NULL;
1265 int sending_port = -1;
1266 SIGNAL_BOOL sigalrm_seen = FALSE;
1267 uschar **sighup_argv = NULL;
1268 int slow_lookup_log = 0; /* millisecs, zero disables */
1269 int smtp_accept_count = 0;
1270 BOOL smtp_accept_keepalive = TRUE;
1271 int smtp_accept_max = 20;
1272 int smtp_accept_max_nonmail= 10;
1273 uschar *smtp_accept_max_nonmail_hosts = US"*";
1274 int smtp_accept_max_per_connection = 1000;
1275 uschar *smtp_accept_max_per_host = NULL;
1276 int smtp_accept_queue = 0;
1277 int smtp_accept_queue_per_connection = 10;
1278 int smtp_accept_reserve = 0;
1279 uschar *smtp_active_hostname = NULL;
1280 BOOL smtp_authenticated = FALSE;
1281 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1282 "Exim $version_number $tod_full"
1283 "\0<---------------Space to patch smtp_banner->";
1284 BOOL smtp_batched_input = FALSE;
1285 BOOL smtp_check_spool_space = TRUE;
1286 int smtp_ch_index = 0;
1287 uschar *smtp_cmd_argument = NULL;
1288 uschar *smtp_cmd_buffer = NULL;
1289 time_t smtp_connection_start = 0;
1290 uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1291 int smtp_connect_backlog = 20;
1292 double smtp_delay_mail = 0.0;
1293 double smtp_delay_rcpt = 0.0;
1294 BOOL smtp_enforce_sync = TRUE;
1295 FILE *smtp_in = NULL;
1296 BOOL smtp_input = FALSE;
1297 int smtp_load_reserve = -1;
1298 int smtp_mailcmd_count = 0;
1299 FILE *smtp_out = NULL;
1300 uschar *smtp_etrn_command = NULL;
1301 BOOL smtp_etrn_serialize = TRUE;
1302 int smtp_max_synprot_errors= 3;
1303 int smtp_max_unknown_commands = 3;
1304 uschar *smtp_notquit_reason = NULL;
1305 uschar *smtp_ratelimit_hosts = NULL;
1306 uschar *smtp_ratelimit_mail = NULL;
1307 uschar *smtp_ratelimit_rcpt = NULL;
1308 uschar *smtp_read_error = US"";
1309 int smtp_receive_timeout = 5*60;
1310 uschar *smtp_receive_timeout_s = NULL;
1311 uschar *smtp_reserve_hosts = NULL;
1312 BOOL smtp_return_error_details = FALSE;
1313 int smtp_rlm_base = 0;
1314 double smtp_rlm_factor = 0.0;
1315 int smtp_rlm_limit = 0;
1316 int smtp_rlm_threshold = INT_MAX;
1317 int smtp_rlr_base = 0;
1318 double smtp_rlr_factor = 0.0;
1319 int smtp_rlr_limit = 0;
1320 int smtp_rlr_threshold = INT_MAX;
1321 BOOL smtp_use_pipelining = FALSE;
1322 BOOL smtp_use_size = FALSE;
1323 #ifdef SUPPORT_I18N
1324 uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
1325 #endif
1326
1327 #ifdef WITH_CONTENT_SCAN
1328 uschar *spamd_address = US"127.0.0.1 783";
1329 uschar *spam_bar = NULL;
1330 uschar *spam_report = NULL;
1331 uschar *spam_action = NULL;
1332 uschar *spam_score = NULL;
1333 uschar *spam_score_int = NULL;
1334 #endif
1335 #ifdef EXPERIMENTAL_SPF
1336 uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
1337 uschar *spf_header_comment = NULL;
1338 uschar *spf_received = NULL;
1339 uschar *spf_result = NULL;
1340 uschar *spf_smtp_comment = NULL;
1341 #endif
1342
1343 BOOL split_spool_directory = FALSE;
1344 uschar *spool_directory = US SPOOL_DIRECTORY
1345 "\0<--------------Space to patch spool_directory->";
1346 #ifdef EXPERIMENTAL_SRS
1347 uschar *srs_config = NULL;
1348 uschar *srs_db_address = NULL;
1349 uschar *srs_db_key = NULL;
1350 int srs_hashlength = 6;
1351 int srs_hashmin = -1;
1352 int srs_maxage = 31;
1353 uschar *srs_orig_recipient = NULL;
1354 uschar *srs_orig_sender = NULL;
1355 uschar *srs_recipient = NULL;
1356 uschar *srs_secrets = NULL;
1357 uschar *srs_status = NULL;
1358 BOOL srs_usehash = TRUE;
1359 BOOL srs_usetimestamp = TRUE;
1360 #endif
1361 BOOL strict_acl_vars = FALSE;
1362 int string_datestamp_offset= -1;
1363 int string_datestamp_length= 0;
1364 int string_datestamp_type = -1;
1365 BOOL strip_excess_angle_brackets = FALSE;
1366 BOOL strip_trailing_dot = FALSE;
1367 uschar *submission_domain = NULL;
1368 BOOL submission_mode = FALSE;
1369 uschar *submission_name = NULL;
1370 BOOL suppress_local_fixups = FALSE;
1371 BOOL suppress_local_fixups_default = FALSE;
1372 BOOL synchronous_delivery = FALSE;
1373 BOOL syslog_duplication = TRUE;
1374 int syslog_facility = LOG_MAIL;
1375 uschar *syslog_processname = US"exim";
1376 BOOL syslog_timestamp = TRUE;
1377 uschar *system_filter = NULL;
1378
1379 uschar *system_filter_directory_transport = NULL;
1380 uschar *system_filter_file_transport = NULL;
1381 uschar *system_filter_pipe_transport = NULL;
1382 uschar *system_filter_reply_transport = NULL;
1383
1384 gid_t system_filter_gid = 0;
1385 BOOL system_filter_gid_set = FALSE;
1386 uid_t system_filter_uid = (uid_t)-1;
1387 BOOL system_filter_uid_set = FALSE;
1388 BOOL system_filtering = FALSE;
1389
1390 BOOL tcp_nodelay = TRUE;
1391 #ifdef USE_TCP_WRAPPERS
1392 uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1393 #endif
1394 int test_harness_load_avg = 0;
1395 int thismessage_size_limit = 0;
1396 int timeout_frozen_after = 0;
1397 BOOL timestamps_utc = FALSE;
1398
1399 transport_instance *transports = NULL;
1400
1401 transport_instance transport_defaults = {
1402 NULL, /* chain pointer */
1403 NULL, /* name */
1404 NULL, /* info */
1405 NULL, /* private options block pointer */
1406 NULL, /* driver name */
1407 NULL, /* setup entry point */
1408 1, /* batch_max */
1409 NULL, /* batch_id */
1410 NULL, /* home_dir */
1411 NULL, /* current_dir */
1412 NULL, /* expand-multi-domain */
1413 TRUE, /* multi-domain */
1414 FALSE, /* overrides_hosts */
1415 100, /* max_addresses */
1416 500, /* connection_max_messages */
1417 FALSE, /* deliver_as_creator */
1418 FALSE, /* disable_logging */
1419 FALSE, /* initgroups */
1420 FALSE, /* uid_set */
1421 FALSE, /* gid_set */
1422 (uid_t)(-1), /* uid */
1423 (gid_t)(-1), /* gid */
1424 NULL, /* expand_uid */
1425 NULL, /* expand_gid */
1426 NULL, /* warn_message */
1427 NULL, /* shadow */
1428 NULL, /* shadow_condition */
1429 NULL, /* filter_command */
1430 NULL, /* add_headers */
1431 NULL, /* remove_headers */
1432 NULL, /* return_path */
1433 NULL, /* debug_string */
1434 NULL, /* max_parallel */
1435 NULL, /* message_size_limit */
1436 NULL, /* headers_rewrite */
1437 NULL, /* rewrite_rules */
1438 0, /* rewrite_existflags */
1439 300, /* filter_timeout */
1440 FALSE, /* body_only */
1441 FALSE, /* delivery_date_add */
1442 FALSE, /* envelope_to_add */
1443 FALSE, /* headers_only */
1444 FALSE, /* rcpt_include_affixes */
1445 FALSE, /* return_path_add */
1446 FALSE, /* return_output */
1447 FALSE, /* return_fail_output */
1448 FALSE, /* log_output */
1449 FALSE, /* log_fail_output */
1450 FALSE, /* log_defer_output */
1451 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1452 1 nor 0 so can detect unset */
1453 #ifndef DISABLE_EVENT
1454 ,NULL /* event_action */
1455 #endif
1456 };
1457
1458 int transport_count;
1459 uschar *transport_name = NULL;
1460 int transport_newlines;
1461 const uschar **transport_filter_argv = NULL;
1462 int transport_filter_timeout;
1463 BOOL transport_filter_timed_out = FALSE;
1464 int transport_write_timeout= 0;
1465
1466 tree_node *tree_dns_fails = NULL;
1467 tree_node *tree_duplicates = NULL;
1468 tree_node *tree_nonrecipients = NULL;
1469 tree_node *tree_unusable = NULL;
1470
1471 BOOL trusted_caller = FALSE;
1472 BOOL trusted_config = TRUE;
1473 gid_t *trusted_groups = NULL;
1474 uid_t *trusted_users = NULL;
1475 uschar *timezone_string = US TIMEZONE_DEFAULT;
1476
1477 uschar *unknown_login = NULL;
1478 uschar *unknown_username = NULL;
1479 uschar *untrusted_set_sender = NULL;
1480
1481 /* A regex for matching a "From_" line in an incoming message, in the form
1482
1483 From ph10 Fri Jan 5 12:35 GMT 1996
1484
1485 which the "mail" commands send to the MTA (undocumented, of course), or in
1486 the form
1487
1488 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1489
1490 which is apparently used by some UUCPs, despite it not being in RFC 976.
1491 Because of variations in time formats, just match up to the minutes. That
1492 should be sufficient. Examples have been seen of time fields like 12:1:03,
1493 so just require one digit for hours and minutes. The weekday is also absent
1494 in some forms. */
1495
1496 uschar *uucp_from_pattern = US
1497 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1498 "(?:" /* Non-extracting bracket */
1499 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1500 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1501 ")" /* End alternation */
1502 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1503
1504 uschar *uucp_from_sender = US"$1";
1505
1506 uschar *verify_mode = NULL;
1507 uschar *version_copyright =
1508 US"Copyright (c) University of Cambridge, 1995 - 2015\n"
1509 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2015";
1510 uschar *version_date = US"?";
1511 uschar *version_cnumber = US"????";
1512 uschar *version_string = US"?";
1513
1514 uschar *warn_message_file = NULL;
1515 int warning_count = 0;
1516 uschar *warnmsg_delay = NULL;
1517 uschar *warnmsg_recipients = NULL;
1518 BOOL write_rejectlog = TRUE;
1519
1520
1521 /* End of globals.c */
Unnamed repository; edit this file 'description' to name the repository.