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Logging: millisecond time on 'no MAIL' lines. Bug 2102
[exim.git] / src / src / globals.c
1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
4
5 /* Copyright (c) University of Cambridge 1995 - 2017 */
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 = nelem(optionlist_auths);
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 BOOL opt_perl_taintmode = FALSE;
53 #endif
54
55 #ifdef EXPAND_DLFUNC
56 tree_node *dlobj_anchor = NULL;
57 #endif
58
59 #ifdef LOOKUP_IBASE
60 uschar *ibase_servers = NULL;
61 #endif
62
63 #ifdef LOOKUP_LDAP
64 uschar *eldap_ca_cert_dir = NULL;
65 uschar *eldap_ca_cert_file = NULL;
66 uschar *eldap_cert_file = NULL;
67 uschar *eldap_cert_key = NULL;
68 uschar *eldap_cipher_suite = NULL;
69 uschar *eldap_default_servers = NULL;
70 uschar *eldap_require_cert = NULL;
71 int eldap_version = -1;
72 BOOL eldap_start_tls = FALSE;
73 #endif
74
75 #ifdef LOOKUP_MYSQL
76 uschar *mysql_servers = NULL;
77 #endif
78
79 #ifdef LOOKUP_ORACLE
80 uschar *oracle_servers = NULL;
81 #endif
82
83 #ifdef LOOKUP_PGSQL
84 uschar *pgsql_servers = NULL;
85 #endif
86
87 #ifdef LOOKUP_REDIS
88 uschar *redis_servers = NULL;
89 #endif
90
91 #ifdef LOOKUP_SQLITE
92 int sqlite_lock_timeout = 5;
93 #endif
94
95 #ifdef SUPPORT_MOVE_FROZEN_MESSAGES
96 BOOL move_frozen_messages = FALSE;
97 #endif
98
99 /* These variables are outside the #ifdef because it keeps the code less
100 cluttered in several places (e.g. during logging) if we can always refer to
101 them. Also, the tls_ variables are now always visible. */
102
103 tls_support tls_in = {
104 -1, /* tls_active */
105 0, /* tls_bits */
106 FALSE,/* tls_certificate_verified */
107 #ifdef EXPERIMENTAL_DANE
108 FALSE,/* dane_verified */
109 0, /* tlsa_usage */
110 #endif
111 NULL, /* tls_cipher */
112 FALSE,/* tls_on_connect */
113 NULL, /* tls_on_connect_ports */
114 NULL, /* tls_ourcert */
115 NULL, /* tls_peercert */
116 NULL, /* tls_peerdn */
117 NULL, /* tls_sni */
118 0 /* tls_ocsp */
119 };
120 tls_support tls_out = {
121 -1, /* tls_active */
122 0, /* tls_bits */
123 FALSE,/* tls_certificate_verified */
124 #ifdef EXPERIMENTAL_DANE
125 FALSE,/* dane_verified */
126 0, /* tlsa_usage */
127 #endif
128 NULL, /* tls_cipher */
129 FALSE,/* tls_on_connect */
130 NULL, /* tls_on_connect_ports */
131 NULL, /* tls_ourcert */
132 NULL, /* tls_peercert */
133 NULL, /* tls_peerdn */
134 NULL, /* tls_sni */
135 0 /* tls_ocsp */
136 };
137
138 uschar *dsn_envid = NULL;
139 int dsn_ret = 0;
140 const pcre *regex_DSN = NULL;
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 *openssl_options = NULL;
147 const pcre *regex_STARTTLS = NULL;
148 uschar *tls_advertise_hosts = US"*";
149 uschar *tls_certificate = NULL;
150 uschar *tls_crl = NULL;
151 /* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
152 that's the interop problem which has been observed: GnuTLS suggesting a higher
153 bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
154 int tls_dh_max_bits = 2236;
155 uschar *tls_dhparam = NULL;
156 uschar *tls_eccurve = US"auto";
157 # ifndef DISABLE_OCSP
158 uschar *tls_ocsp_file = NULL;
159 # endif
160 uschar *tls_privatekey = NULL;
161 BOOL tls_remember_esmtp = FALSE;
162 uschar *tls_require_ciphers = NULL;
163 uschar *tls_try_verify_hosts = NULL;
164 uschar *tls_verify_certificates= US"system";
165 uschar *tls_verify_hosts = NULL;
166 #else /*!SUPPORT_TLS*/
167 uschar *tls_advertise_hosts = NULL;
168 #endif
169
170 #ifndef DISABLE_PRDR
171 /* Per Recipient Data Response variables */
172 BOOL prdr_enable = FALSE;
173 BOOL prdr_requested = FALSE;
174 const pcre *regex_PRDR = NULL;
175 #endif
176
177 #ifdef SUPPORT_I18N
178 const pcre *regex_UTF8 = NULL;
179 #endif
180
181 /* Input-reading functions for messages, so we can use special ones for
182 incoming TCP/IP. The defaults use stdin. We never need these for any
183 stand-alone tests. */
184
185 #if !defined(STAND_ALONE) && !defined(MACRO_PREDEF)
186 int (*lwr_receive_getc)(unsigned) = stdin_getc;
187 uschar * (*lwr_receive_getbuf)(unsigned *) = NULL;
188 int (*lwr_receive_ungetc)(int) = stdin_ungetc;
189 int (*receive_getc)(unsigned) = stdin_getc;
190 uschar * (*receive_getbuf)(unsigned *) = NULL;
191 void (*receive_get_cache)(void)= NULL;
192 int (*receive_ungetc)(int) = stdin_ungetc;
193 int (*receive_feof)(void) = stdin_feof;
194 int (*receive_ferror)(void) = stdin_ferror;
195 BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
196 #endif
197
198
199 /* List of per-address expansion variables for clearing and saving/restoring
200 when verifying one address while routing/verifying another. We have to have
201 the size explicit, because it is referenced from more than one module. */
202
203 const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
204 CUSS &deliver_address_data,
205 CUSS &deliver_domain,
206 CUSS &deliver_domain_data,
207 CUSS &deliver_domain_orig,
208 CUSS &deliver_domain_parent,
209 CUSS &deliver_localpart,
210 CUSS &deliver_localpart_data,
211 CUSS &deliver_localpart_orig,
212 CUSS &deliver_localpart_parent,
213 CUSS &deliver_localpart_prefix,
214 CUSS &deliver_localpart_suffix,
215 CUSS (uschar **)(&deliver_recipients),
216 CUSS &deliver_host,
217 CUSS &deliver_home,
218 CUSS &address_file,
219 CUSS &address_pipe,
220 CUSS &self_hostname,
221 NULL };
222
223 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
224
225 /* General global variables */
226
227 header_line *acl_added_headers = NULL;
228 tree_node *acl_anchor = NULL;
229 uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
230 NULL, NULL, NULL, NULL};
231 int acl_narg = 0;
232
233 int acl_level = 0;
234
235 uschar *acl_not_smtp = NULL;
236 #ifdef WITH_CONTENT_SCAN
237 uschar *acl_not_smtp_mime = NULL;
238 #endif
239 uschar *acl_not_smtp_start = NULL;
240 uschar *acl_removed_headers = NULL;
241 uschar *acl_smtp_auth = NULL;
242 uschar *acl_smtp_connect = NULL;
243 uschar *acl_smtp_data = NULL;
244 #ifndef DISABLE_PRDR
245 uschar *acl_smtp_data_prdr = US"accept";
246 #endif
247 #ifndef DISABLE_DKIM
248 uschar *acl_smtp_dkim = NULL;
249 #endif
250 uschar *acl_smtp_etrn = NULL;
251 uschar *acl_smtp_expn = NULL;
252 uschar *acl_smtp_helo = NULL;
253 uschar *acl_smtp_mail = NULL;
254 uschar *acl_smtp_mailauth = NULL;
255 #ifdef WITH_CONTENT_SCAN
256 uschar *acl_smtp_mime = NULL;
257 #endif
258 uschar *acl_smtp_notquit = NULL;
259 uschar *acl_smtp_predata = NULL;
260 uschar *acl_smtp_quit = NULL;
261 uschar *acl_smtp_rcpt = NULL;
262 uschar *acl_smtp_starttls = NULL;
263 uschar *acl_smtp_vrfy = NULL;
264
265 BOOL acl_temp_details = FALSE;
266 tree_node *acl_var_c = NULL;
267 tree_node *acl_var_m = NULL;
268 uschar *acl_verify_message = NULL;
269 string_item *acl_warn_logged = NULL;
270
271 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
272 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
273
274 uschar *acl_wherenames[] = { US"RCPT",
275 US"MAIL",
276 US"PREDATA",
277 US"MIME",
278 US"DKIM",
279 US"DATA",
280 #ifndef DISABLE_PRDR
281 US"PRDR",
282 #endif
283 US"non-SMTP",
284 US"AUTH",
285 US"connection",
286 US"ETRN",
287 US"EXPN",
288 US"EHLO or HELO",
289 US"MAILAUTH",
290 US"non-SMTP-start",
291 US"NOTQUIT",
292 US"QUIT",
293 US"STARTTLS",
294 US"VRFY",
295 US"delivery",
296 US"unknown"
297 };
298
299 uschar *acl_wherecodes[] = { US"550", /* RCPT */
300 US"550", /* MAIL */
301 US"550", /* PREDATA */
302 US"550", /* MIME */
303 US"550", /* DKIM */
304 US"550", /* DATA */
305 #ifndef DISABLE_PRDR
306 US"550", /* RCPT PRDR */
307 #endif
308 US"0", /* not SMTP; not relevant */
309 US"503", /* AUTH */
310 US"550", /* connect */
311 US"458", /* ETRN */
312 US"550", /* EXPN */
313 US"550", /* HELO/EHLO */
314 US"0", /* MAILAUTH; not relevant */
315 US"0", /* not SMTP; not relevant */
316 US"0", /* NOTQUIT; not relevant */
317 US"0", /* QUIT; not relevant */
318 US"550", /* STARTTLS */
319 US"252", /* VRFY */
320 US"0", /* delivery; not relevant */
321 US"0" /* unknown; not relevant */
322 };
323
324 BOOL active_local_from_check = FALSE;
325 BOOL active_local_sender_retain = FALSE;
326 BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
327 uschar *add_environment = NULL;
328 address_item *addr_duplicate = NULL;
329
330 address_item address_defaults = {
331 NULL, /* next */
332 NULL, /* parent */
333 NULL, /* first */
334 NULL, /* dupof */
335 NULL, /* start_router */
336 NULL, /* router */
337 NULL, /* transport */
338 NULL, /* host_list */
339 NULL, /* host_used */
340 NULL, /* fallback_hosts */
341 NULL, /* reply */
342 NULL, /* retries */
343 NULL, /* address */
344 NULL, /* unique */
345 NULL, /* cc_local_part */
346 NULL, /* lc_local_part */
347 NULL, /* local_part */
348 NULL, /* prefix */
349 NULL, /* suffix */
350 NULL, /* domain */
351 NULL, /* address_retry_key */
352 NULL, /* domain_retry_key */
353 NULL, /* current_dir */
354 NULL, /* home_dir */
355 NULL, /* message */
356 NULL, /* user_message */
357 NULL, /* onetime_parent */
358 NULL, /* pipe_expandn */
359 NULL, /* return_filename */
360 NULL, /* self_hostname */
361 NULL, /* shadow_message */
362 #ifdef SUPPORT_TLS
363 NULL, /* cipher */
364 NULL, /* ourcert */
365 NULL, /* peercert */
366 NULL, /* peerdn */
367 OCSP_NOT_REQ, /* ocsp */
368 #endif
369 #ifdef EXPERIMENTAL_DSN_INFO
370 NULL, /* smtp_greeting */
371 NULL, /* helo_response */
372 #endif
373 NULL, /* authenticator */
374 NULL, /* auth_id */
375 NULL, /* auth_sndr */
376 NULL, /* dsn_orcpt */
377 0, /* dsn_flags */
378 0, /* dsn_aware */
379 (uid_t)(-1), /* uid */
380 (gid_t)(-1), /* gid */
381 0, /* flags */
382 { 0 }, /* domain_cache - any larger array should be zeroed */
383 { 0 }, /* localpart_cache - ditto */
384 -1, /* mode */
385 0, /* more_errno */
386 0, /* delivery_usec */
387 ERRNO_UNKNOWNERROR, /* basic_errno */
388 0, /* child_count */
389 -1, /* return_file */
390 SPECIAL_NONE, /* special_action */
391 DEFER, /* transport_return */
392 { /* fields that are propagated to children */
393 NULL, /* address_data */
394 NULL, /* domain_data */
395 NULL, /* localpart_data */
396 NULL, /* errors_address */
397 NULL, /* extra_headers */
398 NULL, /* remove_headers */
399 #ifdef EXPERIMENTAL_SRS
400 NULL, /* srs_sender */
401 #endif
402 #ifdef SUPPORT_I18N
403 FALSE, /* utf8 */
404 #endif
405 }
406 };
407
408 uschar *address_file = NULL;
409 uschar *address_pipe = NULL;
410 BOOL address_test_mode = FALSE;
411 tree_node *addresslist_anchor = NULL;
412 int addresslist_count = 0;
413 gid_t *admin_groups = NULL;
414 BOOL admin_user = FALSE;
415 BOOL allow_auth_unadvertised= FALSE;
416 BOOL allow_domain_literals = FALSE;
417 BOOL allow_mx_to_ip = FALSE;
418 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
419 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
420 BOOL allow_utf8_domains = FALSE;
421 uschar *authenticated_fail_id = NULL;
422 uschar *authenticated_id = NULL;
423 uschar *authenticated_sender = NULL;
424 BOOL authentication_failed = FALSE;
425 auth_instance *auths = NULL;
426 uschar *auth_advertise_hosts = US"*";
427 auth_instance auth_defaults = {
428 NULL, /* chain pointer */
429 NULL, /* name */
430 NULL, /* info */
431 NULL, /* private options block pointer */
432 NULL, /* driver_name */
433 NULL, /* advertise_condition */
434 NULL, /* client_condition */
435 NULL, /* public_name */
436 NULL, /* set_id */
437 NULL, /* set_client_id */
438 NULL, /* server_mail_auth_condition */
439 NULL, /* server_debug_string */
440 NULL, /* server_condition */
441 FALSE, /* client */
442 FALSE, /* server */
443 FALSE /* advertised */
444 };
445
446 uschar *auth_defer_msg = US"reason not recorded";
447 uschar *auth_defer_user_msg = US"";
448 uschar *auth_vars[AUTH_VARS];
449 int auto_thaw = 0;
450 #ifdef WITH_CONTENT_SCAN
451 BOOL av_failed = FALSE;
452 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
453 #endif
454
455 BOOL background_daemon = TRUE;
456
457 #if BASE_62 == 62
458 uschar *base62_chars=
459 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
460 #else
461 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
462 #endif
463
464 uschar *bi_command = NULL;
465 uschar *big_buffer = NULL;
466 int big_buffer_size = BIG_BUFFER_SIZE;
467 #ifdef EXPERIMENTAL_BRIGHTMAIL
468 uschar *bmi_alt_location = NULL;
469 uschar *bmi_base64_tracker_verdict = NULL;
470 uschar *bmi_base64_verdict = NULL;
471 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
472 int bmi_deliver = 1;
473 int bmi_run = 0;
474 uschar *bmi_verdicts = NULL;
475 #endif
476 int bsmtp_transaction_linecount = 0;
477 int body_8bitmime = 0;
478 int body_linecount = 0;
479 int body_zerocount = 0;
480 uschar *bounce_message_file = NULL;
481 uschar *bounce_message_text = NULL;
482 uschar *bounce_recipient = NULL;
483 BOOL bounce_return_body = TRUE;
484 int bounce_return_linesize_limit = 998;
485 BOOL bounce_return_message = TRUE;
486 int bounce_return_size_limit = 100*1024;
487 uschar *bounce_sender_authentication = NULL;
488 uschar *builtin_macros_create_trigger = NULL;
489
490 uschar *callout_address = NULL;
491 int callout_cache_domain_positive_expire = 7*24*60*60;
492 int callout_cache_domain_negative_expire = 3*60*60;
493 int callout_cache_positive_expire = 24*60*60;
494 int callout_cache_negative_expire = 2*60*60;
495 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
496 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
497 int check_log_inodes = 100;
498 int check_log_space = 10*1024; /* 10K Kbyte == 10MB */
499 BOOL check_rfc2047_length = TRUE;
500 int check_spool_inodes = 100;
501 int check_spool_space = 10*1024; /* 10K Kbyte == 10MB */
502
503 uschar *chunking_advertise_hosts = US"*";
504 unsigned chunking_datasize = 0;
505 unsigned chunking_data_left = 0;
506 BOOL chunking_offered = FALSE;
507 chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
508 const pcre *regex_CHUNKING = NULL;
509
510 uschar *client_authenticator = NULL;
511 uschar *client_authenticated_id = NULL;
512 uschar *client_authenticated_sender = NULL;
513 int clmacro_count = 0;
514 uschar *clmacros[MAX_CLMACROS];
515 BOOL commandline_checks_require_admin = FALSE;
516 BOOL config_changed = FALSE;
517 FILE *config_file = NULL;
518 const uschar *config_filename = NULL;
519 int config_lineno = 0;
520 #ifdef CONFIGURE_GROUP
521 gid_t config_gid = CONFIGURE_GROUP;
522 #else
523 gid_t config_gid = 0;
524 #endif
525 uschar *config_main_filelist = US CONFIGURE_FILE
526 "\0<-----------Space to patch configure_filename->";
527 uschar *config_main_filename = NULL;
528 uschar *config_main_directory = NULL;
529
530 #ifdef CONFIGURE_OWNER
531 uid_t config_uid = CONFIGURE_OWNER;
532 #else
533 uid_t config_uid = 0;
534 #endif
535
536 int connection_max_messages= -1;
537 uschar *continue_proxy_cipher = NULL;
538 uschar *continue_hostname = NULL;
539 uschar *continue_host_address = NULL;
540 BOOL continue_more = FALSE;
541 int continue_sequence = 1;
542 uschar *continue_transport = NULL;
543
544 uschar *csa_status = NULL;
545 cut_t cutthrough = {
546 FALSE, /* verify-only: normal delivery */
547 FALSE, /* delivery: when to attempt */
548 FALSE, /* on defer: spool locally */
549 FALSE, /* not a TLS conn yet */
550 -1, /* fd: open connection */
551 0, /* nrcpt: number of addresses */
552 };
553
554 BOOL daemon_listen = FALSE;
555 uschar *daemon_smtp_port = US"smtp";
556 int daemon_startup_retries = 9;
557 int daemon_startup_sleep = 30;
558
559 #ifdef EXPERIMENTAL_DCC
560 BOOL dcc_direct_add_header = FALSE;
561 uschar *dcc_header = NULL;
562 uschar *dcc_result = NULL;
563 uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
564 uschar *dccifd_options = US"header";
565 #endif
566
567 BOOL debug_daemon = FALSE;
568 int debug_fd = -1;
569 FILE *debug_file = NULL;
570 int debug_notall[] = {
571 Di_memory,
572 -1
573 };
574 bit_table debug_options[] = { /* must be in alphabetical order */
575 BIT_TABLE(D, acl),
576 BIT_TABLE(D, all),
577 BIT_TABLE(D, auth),
578 BIT_TABLE(D, deliver),
579 BIT_TABLE(D, dns),
580 BIT_TABLE(D, dnsbl),
581 BIT_TABLE(D, exec),
582 BIT_TABLE(D, expand),
583 BIT_TABLE(D, filter),
584 BIT_TABLE(D, hints_lookup),
585 BIT_TABLE(D, host_lookup),
586 BIT_TABLE(D, ident),
587 BIT_TABLE(D, interface),
588 BIT_TABLE(D, lists),
589 BIT_TABLE(D, load),
590 BIT_TABLE(D, local_scan),
591 BIT_TABLE(D, lookup),
592 BIT_TABLE(D, memory),
593 BIT_TABLE(D, pid),
594 BIT_TABLE(D, process_info),
595 BIT_TABLE(D, queue_run),
596 BIT_TABLE(D, receive),
597 BIT_TABLE(D, resolver),
598 BIT_TABLE(D, retry),
599 BIT_TABLE(D, rewrite),
600 BIT_TABLE(D, route),
601 BIT_TABLE(D, timestamp),
602 BIT_TABLE(D, tls),
603 BIT_TABLE(D, transport),
604 BIT_TABLE(D, uid),
605 BIT_TABLE(D, verify),
606 };
607 int debug_options_count = nelem(debug_options);
608
609 unsigned int debug_selector = 0;
610 BOOL debug_store = FALSE;
611 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
612 uschar *delay_warning_condition=
613 US"${if or {"
614 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
615 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
616 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
617 "} {no}{yes}}";
618 BOOL delivery_date_remove = TRUE;
619 uschar *deliver_address_data = NULL;
620 int deliver_datafile = -1;
621 const uschar *deliver_domain = NULL;
622 uschar *deliver_domain_data = NULL;
623 const uschar *deliver_domain_orig = NULL;
624 const uschar *deliver_domain_parent = NULL;
625 BOOL deliver_drop_privilege = FALSE;
626 BOOL deliver_firsttime = FALSE;
627 BOOL deliver_force = FALSE;
628 BOOL deliver_freeze = FALSE;
629 time_t deliver_frozen_at = 0;
630 uschar *deliver_home = NULL;
631 const uschar *deliver_host = NULL;
632 const uschar *deliver_host_address = NULL;
633 int deliver_host_port = 0;
634 uschar *deliver_in_buffer = NULL;
635 ino_t deliver_inode = 0;
636 uschar *deliver_localpart = NULL;
637 uschar *deliver_localpart_data = NULL;
638 uschar *deliver_localpart_orig = NULL;
639 uschar *deliver_localpart_parent = NULL;
640 uschar *deliver_localpart_prefix = NULL;
641 uschar *deliver_localpart_suffix = NULL;
642 BOOL deliver_force_thaw = FALSE;
643 BOOL deliver_manual_thaw = FALSE;
644 uschar *deliver_out_buffer = NULL;
645 int deliver_queue_load_max = -1;
646 address_item *deliver_recipients = NULL;
647 uschar *deliver_selectstring = NULL;
648 BOOL deliver_selectstring_regex = FALSE;
649 uschar *deliver_selectstring_sender = NULL;
650 BOOL deliver_selectstring_sender_regex = FALSE;
651 BOOL disable_callout_flush = FALSE;
652 BOOL disable_delay_flush = FALSE;
653 #ifdef ENABLE_DISABLE_FSYNC
654 BOOL disable_fsync = FALSE;
655 #endif
656 BOOL disable_ipv6 = FALSE;
657 BOOL disable_logging = FALSE;
658
659 #ifndef DISABLE_DKIM
660 BOOL dkim_collect_input = FALSE;
661 uschar *dkim_cur_signer = NULL;
662 BOOL dkim_disable_verify = FALSE;
663 int dkim_key_length = 0;
664 uschar *dkim_signers = NULL;
665 uschar *dkim_signing_domain = NULL;
666 uschar *dkim_signing_selector = NULL;
667 uschar *dkim_verify_signers = US"$dkim_signers";
668 #endif
669 #ifdef EXPERIMENTAL_DMARC
670 BOOL dmarc_has_been_checked = FALSE;
671 uschar *dmarc_ar_header = NULL;
672 uschar *dmarc_domain_policy = NULL;
673 uschar *dmarc_forensic_sender = NULL;
674 uschar *dmarc_history_file = NULL;
675 uschar *dmarc_status = NULL;
676 uschar *dmarc_status_text = NULL;
677 uschar *dmarc_tld_file = NULL;
678 uschar *dmarc_used_domain = NULL;
679 BOOL dmarc_disable_verify = FALSE;
680 BOOL dmarc_enable_forensic = FALSE;
681 #endif
682
683 uschar *dns_again_means_nonexist = NULL;
684 int dns_csa_search_limit = 5;
685 BOOL dns_csa_use_reverse = TRUE;
686 #ifdef EXPERIMENTAL_DANE
687 int dns_dane_ok = -1;
688 #endif
689 uschar *dns_ipv4_lookup = NULL;
690 int dns_retrans = 0;
691 int dns_retry = 0;
692 int dns_dnssec_ok = -1; /* <0 = not coerced */
693 uschar *dns_trust_aa = NULL;
694 int dns_use_edns0 = -1; /* <0 = not coerced */
695 uschar *dnslist_domain = NULL;
696 uschar *dnslist_matched = NULL;
697 uschar *dnslist_text = NULL;
698 uschar *dnslist_value = NULL;
699 tree_node *domainlist_anchor = NULL;
700 int domainlist_count = 0;
701 BOOL dont_deliver = FALSE;
702 BOOL dot_ends = TRUE;
703 BOOL drop_cr = FALSE; /* No longer used */
704 uschar *dsn_from = US DEFAULT_DSN_FROM;
705
706 BOOL enable_dollar_recipients = FALSE;
707 BOOL envelope_to_remove = TRUE;
708 int errno_quota = ERRNO_QUOTA;
709 uschar *errors_copy = NULL;
710 int error_handling = ERRORS_SENDER;
711 uschar *errors_reply_to = NULL;
712 int errors_sender_rc = EXIT_FAILURE;
713 #ifndef DISABLE_EVENT
714 uschar *event_action = NULL; /* expansion for delivery events */
715 uschar *event_data = NULL; /* auxiliary data variable for event */
716 int event_defer_errno = 0;
717 const uschar *event_name = NULL; /* event name variable */
718 #endif
719
720
721 gid_t exim_gid = EXIM_GID;
722 BOOL exim_gid_set = TRUE; /* This gid is always set */
723 uschar *exim_path = US BIN_DIRECTORY "/exim"
724 "\0<---------------Space to patch exim_path->";
725 uid_t exim_uid = EXIM_UID;
726 BOOL exim_uid_set = TRUE; /* This uid is always set */
727 int expand_level = 0; /* Nesting depth, indent for debug */
728 int expand_forbid = 0;
729 int expand_nlength[EXPAND_MAXN+1];
730 int expand_nmax = -1;
731 uschar *expand_nstring[EXPAND_MAXN+1];
732 BOOL expand_string_forcedfail = FALSE;
733 uschar *expand_string_message;
734 BOOL extract_addresses_remove_arguments = TRUE;
735 uschar *extra_local_interfaces = NULL;
736
737 int fake_response = OK;
738 uschar *fake_response_text = US"Your message has been rejected but is "
739 "being kept for evaluation.\nIf it was a "
740 "legitimate message, it may still be "
741 "delivered to the target recipient(s).";
742 int filter_n[FILTER_VARIABLE_COUNT];
743 BOOL filter_running = FALSE;
744 int filter_sn[FILTER_VARIABLE_COUNT];
745 int filter_test = FTEST_NONE;
746 uschar *filter_test_sfile = NULL;
747 uschar *filter_test_ufile = NULL;
748 uschar *filter_thisaddress = NULL;
749 int finduser_retries = 0;
750 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
751 uschar *freeze_tell = NULL;
752 uschar *freeze_tell_config = NULL;
753 uschar *fudged_queue_times = US"";
754
755 uschar *gecos_name = NULL;
756 uschar *gecos_pattern = NULL;
757 rewrite_rule *global_rewrite_rules = NULL;
758
759 uschar *headers_charset = US HEADERS_CHARSET;
760 int header_insert_maxlen = 64 * 1024;
761 header_line *header_last = NULL;
762 header_line *header_list = NULL;
763 int header_maxsize = HEADER_MAXSIZE;
764 int header_line_maxsize = 0;
765
766 header_name header_names[] = {
767 { US"bcc", 3, TRUE, htype_bcc },
768 { US"cc", 2, TRUE, htype_cc },
769 { US"date", 4, TRUE, htype_date },
770 { US"delivery-date", 13, FALSE, htype_delivery_date },
771 { US"envelope-to", 11, FALSE, htype_envelope_to },
772 { US"from", 4, TRUE, htype_from },
773 { US"message-id", 10, TRUE, htype_id },
774 { US"received", 8, FALSE, htype_received },
775 { US"reply-to", 8, FALSE, htype_reply_to },
776 { US"return-path", 11, FALSE, htype_return_path },
777 { US"sender", 6, TRUE, htype_sender },
778 { US"subject", 7, FALSE, htype_subject },
779 { US"to", 2, TRUE, htype_to }
780 };
781
782 int header_names_size = sizeof(header_names)/sizeof(header_name);
783
784 BOOL header_rewritten = FALSE;
785 uschar *helo_accept_junk_hosts = NULL;
786 uschar *helo_allow_chars = US"";
787 uschar *helo_lookup_domains = US"@ : @[]";
788 uschar *helo_try_verify_hosts = NULL;
789 BOOL helo_verified = FALSE;
790 BOOL helo_verify_failed = FALSE;
791 uschar *helo_verify_hosts = NULL;
792 const uschar *hex_digits = CUS"0123456789abcdef";
793 uschar *hold_domains = NULL;
794 BOOL host_checking = FALSE;
795 BOOL host_checking_callout = FALSE;
796 uschar *host_data = NULL;
797 BOOL host_find_failed_syntax= FALSE;
798 uschar *host_lookup = NULL;
799 BOOL host_lookup_deferred = FALSE;
800 BOOL host_lookup_failed = FALSE;
801 uschar *host_lookup_order = US"bydns:byaddr";
802 uschar *host_lookup_msg = US"";
803 int host_number = 0;
804 uschar *host_number_string = NULL;
805 uschar *host_reject_connection = NULL;
806 tree_node *hostlist_anchor = NULL;
807 int hostlist_count = 0;
808 uschar *hosts_treat_as_local = NULL;
809 uschar *hosts_connection_nolog = NULL;
810
811 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
812 BOOL ignore_fromline_local = FALSE;
813 uschar *ignore_fromline_hosts = NULL;
814 BOOL inetd_wait_mode = FALSE;
815 int inetd_wait_timeout = -1;
816 uschar *initial_cwd = NULL;
817 uschar *interface_address = NULL;
818 int interface_port = -1;
819 BOOL is_inetd = FALSE;
820 uschar *iterate_item = NULL;
821
822 int journal_fd = -1;
823
824 uschar *keep_environment = NULL;
825
826 int keep_malformed = 4*24*60*60; /* 4 days */
827
828 uschar *eldap_dn = NULL;
829 int load_average = -2;
830 BOOL local_error_message = FALSE;
831 BOOL local_from_check = TRUE;
832 uschar *local_from_prefix = NULL;
833 uschar *local_from_suffix = NULL;
834
835 #if HAVE_IPV6
836 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
837 #else
838 uschar *local_interfaces = US"0.0.0.0";
839 #endif
840
841 uschar *local_scan_data = NULL;
842 int local_scan_timeout = 5*60;
843 BOOL local_sender_retain = FALSE;
844 gid_t local_user_gid = (gid_t)(-1);
845 uid_t local_user_uid = (uid_t)(-1);
846
847 tree_node *localpartlist_anchor= NULL;
848 int localpartlist_count = 0;
849 uschar *log_buffer = NULL;
850
851 int log_default[] = { /* for initializing log_selector */
852 Li_acl_warn_skipped,
853 Li_connection_reject,
854 Li_delay_delivery,
855 Li_dnslist_defer,
856 Li_etrn,
857 Li_host_lookup_failed,
858 Li_lost_incoming_connection,
859 Li_outgoing_interface, /* see d_log_interface in deliver.c */
860 Li_queue_run,
861 Li_rejected_header,
862 Li_retry_defer,
863 Li_sender_verify_fail,
864 Li_size_reject,
865 Li_skip_delivery,
866 Li_smtp_confirmation,
867 Li_tls_certificate_verified,
868 Li_tls_cipher,
869 -1
870 };
871
872 uschar *log_file_path = US LOG_FILE_PATH
873 "\0<--------------Space to patch log_file_path->";
874
875 int log_notall[] = {
876 -1
877 };
878 bit_table log_options[] = { /* must be in alphabetical order */
879 BIT_TABLE(L, 8bitmime),
880 BIT_TABLE(L, acl_warn_skipped),
881 BIT_TABLE(L, address_rewrite),
882 BIT_TABLE(L, all),
883 BIT_TABLE(L, all_parents),
884 BIT_TABLE(L, arguments),
885 BIT_TABLE(L, connection_reject),
886 BIT_TABLE(L, delay_delivery),
887 BIT_TABLE(L, deliver_time),
888 BIT_TABLE(L, delivery_size),
889 BIT_TABLE(L, dnslist_defer),
890 BIT_TABLE(L, dnssec),
891 BIT_TABLE(L, etrn),
892 BIT_TABLE(L, host_lookup_failed),
893 BIT_TABLE(L, ident_timeout),
894 BIT_TABLE(L, incoming_interface),
895 BIT_TABLE(L, incoming_port),
896 BIT_TABLE(L, lost_incoming_connection),
897 BIT_TABLE(L, millisec),
898 BIT_TABLE(L, outgoing_interface),
899 BIT_TABLE(L, outgoing_port),
900 BIT_TABLE(L, pid),
901 #if defined(SUPPORT_PROXY) || defined (SUPPORT_SOCKS)
902 BIT_TABLE(L, proxy),
903 #endif
904 BIT_TABLE(L, queue_run),
905 BIT_TABLE(L, queue_time),
906 BIT_TABLE(L, queue_time_overall),
907 BIT_TABLE(L, received_recipients),
908 BIT_TABLE(L, received_sender),
909 BIT_TABLE(L, rejected_header),
910 { US"rejected_headers", Li_rejected_header },
911 BIT_TABLE(L, retry_defer),
912 BIT_TABLE(L, return_path_on_delivery),
913 BIT_TABLE(L, sender_on_delivery),
914 BIT_TABLE(L, sender_verify_fail),
915 BIT_TABLE(L, size_reject),
916 BIT_TABLE(L, skip_delivery),
917 BIT_TABLE(L, smtp_confirmation),
918 BIT_TABLE(L, smtp_connection),
919 BIT_TABLE(L, smtp_incomplete_transaction),
920 BIT_TABLE(L, smtp_mailauth),
921 BIT_TABLE(L, smtp_no_mail),
922 BIT_TABLE(L, smtp_protocol_error),
923 BIT_TABLE(L, smtp_syntax_error),
924 BIT_TABLE(L, subject),
925 BIT_TABLE(L, tls_certificate_verified),
926 BIT_TABLE(L, tls_cipher),
927 BIT_TABLE(L, tls_peerdn),
928 BIT_TABLE(L, tls_sni),
929 BIT_TABLE(L, unknown_in_list),
930 };
931 int log_options_count = nelem(log_options);
932
933 int log_reject_target = 0;
934 unsigned int log_selector[log_selector_size]; /* initialized in main() */
935 uschar *log_selector_string = NULL;
936 FILE *log_stderr = NULL;
937 BOOL log_testing_mode = FALSE;
938 BOOL log_timezone = FALSE;
939 uschar *login_sender_address = NULL;
940 uschar *lookup_dnssec_authenticated = NULL;
941 int lookup_open_max = 25;
942 uschar *lookup_value = NULL;
943
944 uschar *mailstore_basename = NULL;
945 #ifdef WITH_CONTENT_SCAN
946 uschar *malware_name = NULL; /* Virus Name */
947 #endif
948 int max_received_linelength= 0;
949 int max_username_length = 0;
950 int message_age = 0;
951 uschar *message_body = NULL;
952 uschar *message_body_end = NULL;
953 BOOL message_body_newlines = FALSE;
954 int message_body_size = 0;
955 int message_body_visible = 500;
956 int message_ended = END_NOTSTARTED;
957 uschar *message_headers = NULL;
958 uschar *message_id;
959 uschar *message_id_domain = NULL;
960 uschar *message_id_text = NULL;
961 struct timeval message_id_tv = { 0, 0 };
962 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
963 uschar *message_id_external;
964 int message_linecount = 0;
965 BOOL message_logs = TRUE;
966 int message_size = 0;
967 uschar *message_size_limit = US"50M";
968 #ifdef SUPPORT_I18N
969 BOOL message_smtputf8 = FALSE;
970 int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
971 #endif
972 uschar message_subdir[2] = { 0, 0 };
973 uschar *message_reference = NULL;
974
975 /* MIME ACL expandables */
976 #ifdef WITH_CONTENT_SCAN
977 int mime_anomaly_level = 0;
978 const uschar *mime_anomaly_text = NULL;
979 uschar *mime_boundary = NULL;
980 uschar *mime_charset = NULL;
981 uschar *mime_content_description = NULL;
982 uschar *mime_content_disposition = NULL;
983 uschar *mime_content_id = NULL;
984 unsigned int mime_content_size = 0;
985 uschar *mime_content_transfer_encoding = NULL;
986 uschar *mime_content_type = NULL;
987 uschar *mime_decoded_filename = NULL;
988 uschar *mime_filename = NULL;
989 int mime_is_multipart = 0;
990 int mime_is_coverletter = 0;
991 int mime_is_rfc822 = 0;
992 int mime_part_count = -1;
993 #endif
994
995 BOOL mua_wrapper = FALSE;
996
997 uid_t *never_users = NULL;
998 #ifdef WITH_CONTENT_SCAN
999 BOOL no_mbox_unspool = FALSE;
1000 #endif
1001 BOOL no_multiline_responses = FALSE;
1002
1003 const int on = 1; /* for setsockopt */
1004 const int off = 0;
1005
1006 uid_t original_euid;
1007 gid_t originator_gid;
1008 uschar *originator_login = NULL;
1009 uschar *originator_name = NULL;
1010 uid_t originator_uid;
1011 uschar *override_local_interfaces = NULL;
1012 uschar *override_pid_file_path = NULL;
1013
1014 BOOL parse_allow_group = FALSE;
1015 BOOL parse_found_group = FALSE;
1016 uschar *percent_hack_domains = NULL;
1017 uschar *pid_file_path = US PID_FILE_PATH
1018 "\0<--------------Space to patch pid_file_path->";
1019 BOOL pipelining_enable = TRUE;
1020 uschar *pipelining_advertise_hosts = US"*";
1021 BOOL preserve_message_logs = FALSE;
1022 uschar *primary_hostname = NULL;
1023 BOOL print_topbitchars = FALSE;
1024 uschar process_info[PROCESS_INFO_SIZE];
1025 int process_info_len = 0;
1026 uschar *process_log_path = NULL;
1027 BOOL prod_requires_admin = TRUE;
1028
1029 #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
1030 uschar *hosts_proxy = US"";
1031 uschar *proxy_external_address = US"";
1032 int proxy_external_port = 0;
1033 uschar *proxy_local_address = US"";
1034 int proxy_local_port = 0;
1035 BOOL proxy_session = FALSE;
1036 BOOL proxy_session_failed = FALSE;
1037 #endif
1038
1039 uschar *prvscheck_address = NULL;
1040 uschar *prvscheck_keynum = NULL;
1041 uschar *prvscheck_result = NULL;
1042
1043
1044 const uschar *qualify_domain_recipient = NULL;
1045 uschar *qualify_domain_sender = NULL;
1046 BOOL queue_2stage = FALSE;
1047 uschar *queue_domains = NULL;
1048 int queue_interval = -1;
1049 BOOL queue_list_requires_admin = TRUE;
1050 uschar *queue_name = US"";
1051 BOOL queue_only = FALSE;
1052 uschar *queue_only_file = NULL;
1053 int queue_only_load = -1;
1054 BOOL queue_only_load_latch = TRUE;
1055 BOOL queue_only_override = TRUE;
1056 BOOL queue_only_policy = FALSE;
1057 BOOL queue_run_first_delivery = FALSE;
1058 BOOL queue_run_force = FALSE;
1059 BOOL queue_run_in_order = FALSE;
1060 BOOL queue_run_local = FALSE;
1061 uschar *queue_run_max = US"5";
1062 pid_t queue_run_pid = (pid_t)0;
1063 int queue_run_pipe = -1;
1064 BOOL queue_running = FALSE;
1065 BOOL queue_smtp = FALSE;
1066 uschar *queue_smtp_domains = NULL;
1067
1068 unsigned int random_seed = 0;
1069 tree_node *ratelimiters_cmd = NULL;
1070 tree_node *ratelimiters_conn = NULL;
1071 tree_node *ratelimiters_mail = NULL;
1072 uschar *raw_active_hostname = NULL;
1073 uschar *raw_sender = NULL;
1074 uschar **raw_recipients = NULL;
1075 int raw_recipients_count = 0;
1076
1077 int rcpt_count = 0;
1078 int rcpt_fail_count = 0;
1079 int rcpt_defer_count = 0;
1080 gid_t real_gid;
1081 uid_t real_uid;
1082 BOOL really_exim = TRUE;
1083 BOOL receive_call_bombout = FALSE;
1084 int receive_linecount = 0;
1085 int receive_messagecount = 0;
1086 int receive_timeout = 0;
1087 int received_count = 0;
1088 uschar *received_for = NULL;
1089
1090 /* This is the default text for Received headers generated by Exim. The
1091 date will be automatically added on the end. */
1092
1093 uschar *received_header_text = US
1094 "Received: "
1095 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1096 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
1097 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1098 "by $primary_hostname "
1099 "${if def:received_protocol {with $received_protocol}} "
1100 #ifdef SUPPORT_TLS
1101 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1102 #endif
1103 "(Exim $version_number)\n\t"
1104 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1105 "id $message_exim_id"
1106 "${if def:received_for {\n\tfor $received_for}}"
1107 "\0<---------------Space to patch received_header_text->";
1108
1109 int received_headers_max = 30;
1110 uschar *received_protocol = NULL;
1111 struct timeval received_time = { 0, 0 };
1112 uschar *recipient_data = NULL;
1113 uschar *recipient_unqualified_hosts = NULL;
1114 uschar *recipient_verify_failure = NULL;
1115 int recipients_count = 0;
1116 BOOL recipients_discarded = FALSE;
1117 recipient_item *recipients_list = NULL;
1118 int recipients_list_max = 0;
1119 int recipients_max = 0;
1120 BOOL recipients_max_reject = FALSE;
1121 const pcre *regex_AUTH = NULL;
1122 const pcre *regex_check_dns_names = NULL;
1123 const pcre *regex_From = NULL;
1124 const pcre *regex_IGNOREQUOTA = NULL;
1125 const pcre *regex_PIPELINING = NULL;
1126 const pcre *regex_SIZE = NULL;
1127 const pcre *regex_ismsgid = NULL;
1128 const pcre *regex_smtp_code = NULL;
1129 uschar *regex_vars[REGEX_VARS];
1130 #ifdef WHITELIST_D_MACROS
1131 const pcre *regex_whitelisted_macro = NULL;
1132 #endif
1133 #ifdef WITH_CONTENT_SCAN
1134 uschar *regex_match_string = NULL;
1135 #endif
1136 int remote_delivery_count = 0;
1137 int remote_max_parallel = 2;
1138 uschar *remote_sort_domains = NULL;
1139 int retry_data_expire = 7*24*60*60;
1140 int retry_interval_max = 24*60*60;
1141 int retry_maximum_timeout = 0; /* set from retry config */
1142 retry_config *retries = NULL;
1143 uschar *return_path = NULL;
1144 BOOL return_path_remove = TRUE;
1145 int rewrite_existflags = 0;
1146 uschar *rfc1413_hosts = US"@[]";
1147 int rfc1413_query_timeout = 0;
1148 /* BOOL rfc821_domains = FALSE; <<< on the way out */
1149 uid_t root_gid = ROOT_GID;
1150 uid_t root_uid = ROOT_UID;
1151
1152 router_instance *routers = NULL;
1153 router_instance router_defaults = {
1154 NULL, /* chain pointer */
1155 NULL, /* name */
1156 NULL, /* info */
1157 NULL, /* private options block pointer */
1158 NULL, /* driver name */
1159
1160 NULL, /* address_data */
1161 #ifdef EXPERIMENTAL_BRIGHTMAIL
1162 NULL, /* bmi_rule */
1163 #endif
1164 NULL, /* cannot_route_message */
1165 NULL, /* condition */
1166 NULL, /* current_directory */
1167 NULL, /* debug_string */
1168 NULL, /* domains */
1169 NULL, /* errors_to */
1170 NULL, /* expand_gid */
1171 NULL, /* expand_uid */
1172 NULL, /* expand_more */
1173 NULL, /* expand_unseen */
1174 NULL, /* extra_headers */
1175 NULL, /* fallback_hosts */
1176 NULL, /* home_directory */
1177 NULL, /* ignore_target_hosts */
1178 NULL, /* local_parts */
1179 NULL, /* pass_router_name */
1180 NULL, /* prefix */
1181 NULL, /* redirect_router_name */
1182 NULL, /* remove_headers */
1183 NULL, /* require_files */
1184 NULL, /* router_home_directory */
1185 US"freeze", /* self */
1186 NULL, /* senders */
1187 NULL, /* suffix */
1188 NULL, /* translate_ip_address */
1189 NULL, /* transport_name */
1190
1191 TRUE, /* address_test */
1192 #ifdef EXPERIMENTAL_BRIGHTMAIL
1193 FALSE, /* bmi_deliver_alternate */
1194 FALSE, /* bmi_deliver_default */
1195 FALSE, /* bmi_dont_deliver */
1196 #endif
1197 TRUE, /* expn */
1198 FALSE, /* caseful_local_part */
1199 FALSE, /* check_local_user */
1200 FALSE, /* disable_logging */
1201 FALSE, /* fail_verify_recipient */
1202 FALSE, /* fail_verify_sender */
1203 FALSE, /* gid_set */
1204 FALSE, /* initgroups */
1205 TRUE_UNSET, /* log_as_local */
1206 TRUE, /* more */
1207 FALSE, /* pass_on_timeout */
1208 FALSE, /* prefix_optional */
1209 TRUE, /* repeat_use */
1210 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1211 FALSE, /* same_domain_copy_routing */
1212 FALSE, /* self_rewrite */
1213 FALSE, /* suffix_optional */
1214 FALSE, /* verify_only */
1215 TRUE, /* verify_recipient */
1216 TRUE, /* verify_sender */
1217 FALSE, /* uid_set */
1218 FALSE, /* unseen */
1219 FALSE, /* dsn_lasthop */
1220
1221 self_freeze, /* self_code */
1222 (uid_t)(-1), /* uid */
1223 (gid_t)(-1), /* gid */
1224
1225 NULL, /* fallback_hostlist */
1226 NULL, /* transport instance */
1227 NULL, /* pass_router */
1228 NULL, /* redirect_router */
1229
1230 { NULL, NULL }, /* dnssec_domains {require,request} */
1231 };
1232
1233 uschar *router_name = NULL;
1234
1235 ip_address_item *running_interfaces = NULL;
1236 BOOL running_in_test_harness = FALSE;
1237
1238 /* This is a weird one. The following string gets patched in the binary by the
1239 script that sets up a copy of Exim for running in the test harness. It seems
1240 that compilers are now clever, and share constant strings if they can.
1241 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1242 make use of the end of this string in order to save space. So the patching then
1243 wrecks this. We defeat this optimization by adding some additional characters
1244 onto the end of the string. */
1245
1246 uschar *running_status = US">>>running<<<" "\0EXTRA";
1247
1248 int runrc = 0;
1249
1250 uschar *search_error_message = NULL;
1251 BOOL search_find_defer = FALSE;
1252 uschar *self_hostname = NULL;
1253 uschar *sender_address = NULL;
1254 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1255 uschar *sender_address_data = NULL;
1256 BOOL sender_address_forced = FALSE;
1257 uschar *sender_address_unrewritten = NULL;
1258 uschar *sender_data = NULL;
1259 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1260 uschar *sender_fullhost = NULL;
1261 BOOL sender_helo_dnssec = FALSE;
1262 uschar *sender_helo_name = NULL;
1263 uschar **sender_host_aliases = &no_aliases;
1264 uschar *sender_host_address = NULL;
1265 uschar *sender_host_authenticated = NULL;
1266 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1267 BOOL sender_host_dnssec = FALSE;
1268 uschar *sender_host_name = NULL;
1269 int sender_host_port = 0;
1270 BOOL sender_host_notsocket = FALSE;
1271 BOOL sender_host_unknown = FALSE;
1272 uschar *sender_ident = NULL;
1273 BOOL sender_local = FALSE;
1274 BOOL sender_name_forced = FALSE;
1275 uschar *sender_rate = NULL;
1276 uschar *sender_rate_limit = NULL;
1277 uschar *sender_rate_period = NULL;
1278 uschar *sender_rcvhost = NULL;
1279 BOOL sender_set_untrusted = FALSE;
1280 uschar *sender_unqualified_hosts = NULL;
1281 uschar *sender_verify_failure = NULL;
1282 address_item *sender_verified_list = NULL;
1283 address_item *sender_verified_failed = NULL;
1284 int sender_verified_rc = -1;
1285 BOOL sender_verified_responded = FALSE;
1286 uschar *sending_ip_address = NULL;
1287 int sending_port = -1;
1288 SIGNAL_BOOL sigalrm_seen = FALSE;
1289 uschar **sighup_argv = NULL;
1290 int slow_lookup_log = 0; /* millisecs, zero disables */
1291 int smtp_accept_count = 0;
1292 BOOL smtp_accept_keepalive = TRUE;
1293 int smtp_accept_max = 20;
1294 int smtp_accept_max_nonmail= 10;
1295 uschar *smtp_accept_max_nonmail_hosts = US"*";
1296 int smtp_accept_max_per_connection = 1000;
1297 uschar *smtp_accept_max_per_host = NULL;
1298 int smtp_accept_queue = 0;
1299 int smtp_accept_queue_per_connection = 10;
1300 int smtp_accept_reserve = 0;
1301 uschar *smtp_active_hostname = NULL;
1302 BOOL smtp_authenticated = FALSE;
1303 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1304 "Exim $version_number $tod_full"
1305 "\0<---------------Space to patch smtp_banner->";
1306 BOOL smtp_batched_input = FALSE;
1307 BOOL smtp_check_spool_space = TRUE;
1308 int smtp_ch_index = 0;
1309 uschar *smtp_cmd_argument = NULL;
1310 uschar *smtp_cmd_buffer = NULL;
1311 struct timeval smtp_connection_start = {0,0};
1312 uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1313 int smtp_connect_backlog = 20;
1314 double smtp_delay_mail = 0.0;
1315 double smtp_delay_rcpt = 0.0;
1316 BOOL smtp_enforce_sync = TRUE;
1317 FILE *smtp_in = NULL;
1318 BOOL smtp_input = FALSE;
1319 int smtp_load_reserve = -1;
1320 int smtp_mailcmd_count = 0;
1321 FILE *smtp_out = NULL;
1322 uschar *smtp_etrn_command = NULL;
1323 BOOL smtp_etrn_serialize = TRUE;
1324 int smtp_max_synprot_errors= 3;
1325 int smtp_max_unknown_commands = 3;
1326 uschar *smtp_notquit_reason = NULL;
1327 uschar *smtp_ratelimit_hosts = NULL;
1328 uschar *smtp_ratelimit_mail = NULL;
1329 uschar *smtp_ratelimit_rcpt = NULL;
1330 uschar *smtp_read_error = US"";
1331 int smtp_receive_timeout = 5*60;
1332 uschar *smtp_receive_timeout_s = NULL;
1333 uschar *smtp_reserve_hosts = NULL;
1334 BOOL smtp_return_error_details = FALSE;
1335 int smtp_rlm_base = 0;
1336 double smtp_rlm_factor = 0.0;
1337 int smtp_rlm_limit = 0;
1338 int smtp_rlm_threshold = INT_MAX;
1339 int smtp_rlr_base = 0;
1340 double smtp_rlr_factor = 0.0;
1341 int smtp_rlr_limit = 0;
1342 int smtp_rlr_threshold = INT_MAX;
1343 unsigned smtp_peer_options = 0;
1344 unsigned smtp_peer_options_wrap= 0;
1345 #ifdef SUPPORT_I18N
1346 uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
1347 #endif
1348
1349 #ifdef WITH_CONTENT_SCAN
1350 uschar *spamd_address = US"127.0.0.1 783";
1351 uschar *spam_bar = NULL;
1352 uschar *spam_report = NULL;
1353 uschar *spam_action = NULL;
1354 uschar *spam_score = NULL;
1355 uschar *spam_score_int = NULL;
1356 #endif
1357 #ifdef EXPERIMENTAL_SPF
1358 uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
1359 uschar *spf_header_comment = NULL;
1360 uschar *spf_received = NULL;
1361 uschar *spf_result = NULL;
1362 uschar *spf_smtp_comment = NULL;
1363 #endif
1364
1365 BOOL split_spool_directory = FALSE;
1366 uschar *spool_directory = US SPOOL_DIRECTORY
1367 "\0<--------------Space to patch spool_directory->";
1368 BOOL spool_file_wireformat = FALSE;
1369 BOOL spool_wireformat = FALSE;
1370 #ifdef EXPERIMENTAL_SRS
1371 uschar *srs_config = NULL;
1372 uschar *srs_db_address = NULL;
1373 uschar *srs_db_key = NULL;
1374 int srs_hashlength = 6;
1375 int srs_hashmin = -1;
1376 int srs_maxage = 31;
1377 uschar *srs_orig_recipient = NULL;
1378 uschar *srs_orig_sender = NULL;
1379 uschar *srs_recipient = NULL;
1380 uschar *srs_secrets = NULL;
1381 uschar *srs_status = NULL;
1382 BOOL srs_usehash = TRUE;
1383 BOOL srs_usetimestamp = TRUE;
1384 #endif
1385 BOOL strict_acl_vars = FALSE;
1386 int string_datestamp_offset= -1;
1387 int string_datestamp_length= 0;
1388 int string_datestamp_type = -1;
1389 BOOL strip_excess_angle_brackets = FALSE;
1390 BOOL strip_trailing_dot = FALSE;
1391 uschar *submission_domain = NULL;
1392 BOOL submission_mode = FALSE;
1393 uschar *submission_name = NULL;
1394 BOOL suppress_local_fixups = FALSE;
1395 BOOL suppress_local_fixups_default = FALSE;
1396 BOOL synchronous_delivery = FALSE;
1397 BOOL syslog_duplication = TRUE;
1398 int syslog_facility = LOG_MAIL;
1399 BOOL syslog_pid = TRUE;
1400 uschar *syslog_processname = US"exim";
1401 BOOL syslog_timestamp = TRUE;
1402 uschar *system_filter = NULL;
1403
1404 uschar *system_filter_directory_transport = NULL;
1405 uschar *system_filter_file_transport = NULL;
1406 uschar *system_filter_pipe_transport = NULL;
1407 uschar *system_filter_reply_transport = NULL;
1408
1409 gid_t system_filter_gid = 0;
1410 BOOL system_filter_gid_set = FALSE;
1411 uid_t system_filter_uid = (uid_t)-1;
1412 BOOL system_filter_uid_set = FALSE;
1413 BOOL system_filtering = FALSE;
1414
1415 BOOL tcp_fastopen_ok = FALSE;
1416 BOOL tcp_nodelay = TRUE;
1417 #ifdef USE_TCP_WRAPPERS
1418 uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1419 #endif
1420 int test_harness_load_avg = 0;
1421 int thismessage_size_limit = 0;
1422 int timeout_frozen_after = 0;
1423 BOOL timestamps_utc = FALSE;
1424
1425 transport_instance *transports = NULL;
1426
1427 transport_instance transport_defaults = {
1428 NULL, /* chain pointer */
1429 NULL, /* name */
1430 NULL, /* info */
1431 NULL, /* private options block pointer */
1432 NULL, /* driver name */
1433 NULL, /* setup entry point */
1434 1, /* batch_max */
1435 NULL, /* batch_id */
1436 NULL, /* home_dir */
1437 NULL, /* current_dir */
1438 NULL, /* expand-multi-domain */
1439 TRUE, /* multi-domain */
1440 FALSE, /* overrides_hosts */
1441 100, /* max_addresses */
1442 500, /* connection_max_messages */
1443 FALSE, /* deliver_as_creator */
1444 FALSE, /* disable_logging */
1445 FALSE, /* initgroups */
1446 FALSE, /* uid_set */
1447 FALSE, /* gid_set */
1448 (uid_t)(-1), /* uid */
1449 (gid_t)(-1), /* gid */
1450 NULL, /* expand_uid */
1451 NULL, /* expand_gid */
1452 NULL, /* warn_message */
1453 NULL, /* shadow */
1454 NULL, /* shadow_condition */
1455 NULL, /* filter_command */
1456 NULL, /* add_headers */
1457 NULL, /* remove_headers */
1458 NULL, /* return_path */
1459 NULL, /* debug_string */
1460 NULL, /* max_parallel */
1461 NULL, /* message_size_limit */
1462 NULL, /* headers_rewrite */
1463 NULL, /* rewrite_rules */
1464 0, /* rewrite_existflags */
1465 300, /* filter_timeout */
1466 FALSE, /* body_only */
1467 FALSE, /* delivery_date_add */
1468 FALSE, /* envelope_to_add */
1469 FALSE, /* headers_only */
1470 FALSE, /* rcpt_include_affixes */
1471 FALSE, /* return_path_add */
1472 FALSE, /* return_output */
1473 FALSE, /* return_fail_output */
1474 FALSE, /* log_output */
1475 FALSE, /* log_fail_output */
1476 FALSE, /* log_defer_output */
1477 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1478 1 nor 0 so can detect unset */
1479 #ifndef DISABLE_EVENT
1480 ,NULL /* event_action */
1481 #endif
1482 };
1483
1484 int transport_count;
1485 uschar *transport_name = NULL;
1486 int transport_newlines;
1487 const uschar **transport_filter_argv = NULL;
1488 int transport_filter_timeout;
1489 BOOL transport_filter_timed_out = FALSE;
1490 int transport_write_timeout= 0;
1491
1492 tree_node *tree_dns_fails = NULL;
1493 tree_node *tree_duplicates = NULL;
1494 tree_node *tree_nonrecipients = NULL;
1495 tree_node *tree_unusable = NULL;
1496
1497 BOOL trusted_caller = FALSE;
1498 BOOL trusted_config = TRUE;
1499 gid_t *trusted_groups = NULL;
1500 uid_t *trusted_users = NULL;
1501 uschar *timezone_string = US TIMEZONE_DEFAULT;
1502
1503 uschar *unknown_login = NULL;
1504 uschar *unknown_username = NULL;
1505 uschar *untrusted_set_sender = NULL;
1506
1507 /* A regex for matching a "From_" line in an incoming message, in the form
1508
1509 From ph10 Fri Jan 5 12:35 GMT 1996
1510
1511 which the "mail" commands send to the MTA (undocumented, of course), or in
1512 the form
1513
1514 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1515
1516 which is apparently used by some UUCPs, despite it not being in RFC 976.
1517 Because of variations in time formats, just match up to the minutes. That
1518 should be sufficient. Examples have been seen of time fields like 12:1:03,
1519 so just require one digit for hours and minutes. The weekday is also absent
1520 in some forms. */
1521
1522 uschar *uucp_from_pattern = US
1523 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1524 "(?:" /* Non-extracting bracket */
1525 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1526 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1527 ")" /* End alternation */
1528 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1529
1530 uschar *uucp_from_sender = US"$1";
1531
1532 uschar *verify_mode = NULL;
1533 uschar *version_copyright =
1534 US"Copyright (c) University of Cambridge, 1995 - 2017\n"
1535 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2017";
1536 uschar *version_date = US"?";
1537 uschar *version_cnumber = US"????";
1538 uschar *version_string = US"?";
1539
1540 uschar *warn_message_file = NULL;
1541 int warning_count = 0;
1542 uschar *warnmsg_delay = NULL;
1543 uschar *warnmsg_recipients = NULL;
1544 BOOL write_rejectlog = TRUE;
1545
1546
1547 /* End of globals.c */
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