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Merge branch '4.next'
[exim.git] / src / src / globals.c
CommitLineData
059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
f9ba5e22 5/* Copyright (c) University of Cambridge 1995 - 2018 */
059ec3d9
PH		 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
9that they are easy to find. */
10
11#include "exim.h"
12
13
059ec3d9
PH		 14/* Generic options for auths, all of which live inside auth_instance
15data blocks and hence have the opt_public flag set. */
16
17optionlist optionlist_auths[] = {
6c512171
PH		 18 { "client_condition", opt_stringptr | opt_public,
19 (void *)(offsetof(auth_instance, client_condition)) },
6f123593
JH		 20 { "client_set_id", opt_stringptr | opt_public,
21 (void *)(offsetof(auth_instance, set_client_id)) },
059ec3d9
PH		 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))},
16ff981e
PH		 28 { "server_condition", opt_stringptr | opt_public,
29 (void *)(offsetof(auth_instance, server_condition)) },
059ec3d9
PH		 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
c0b9d3e8 38int optionlist_auths_size = nelem(optionlist_auths);
059ec3d9
PH		 39
40/* An empty host aliases list. */
41
42uschar *no_aliases = NULL;
43
44
45/* For comments on these variables, see globals.h. I'm too idle to
46duplicate them here... */
47
48#ifdef EXIM_PERL
49uschar *opt_perl_startup = NULL;
50BOOL opt_perl_at_start = FALSE;
51BOOL opt_perl_started = FALSE;
2f680c0c 52BOOL opt_perl_taintmode = FALSE;
059ec3d9
PH		 53#endif
54
1a46a8c5
PH		 55#ifdef EXPAND_DLFUNC
56tree_node *dlobj_anchor = NULL;
57#endif
58
059ec3d9
PH		 59#ifdef LOOKUP_IBASE
60uschar *ibase_servers = NULL;
61#endif
62
63#ifdef LOOKUP_LDAP
bc19a55b
PP		 64uschar *eldap_ca_cert_dir = NULL;
65uschar *eldap_ca_cert_file = NULL;
66uschar *eldap_cert_file = NULL;
67uschar *eldap_cert_key = NULL;
68uschar *eldap_cipher_suite = NULL;
059ec3d9 69uschar *eldap_default_servers = NULL;
bc19a55b 70uschar *eldap_require_cert = NULL;
059ec3d9 71int eldap_version = -1;
bc19a55b 72BOOL eldap_start_tls = FALSE;
059ec3d9
PH		 73#endif
74
75#ifdef LOOKUP_MYSQL
76uschar *mysql_servers = NULL;
77#endif
78
79#ifdef LOOKUP_ORACLE
80uschar *oracle_servers = NULL;
81#endif
82
83#ifdef LOOKUP_PGSQL
84uschar *pgsql_servers = NULL;
85#endif
86
de78e2d5 87#ifdef LOOKUP_REDIS
9bdd29ad
TL		 88uschar *redis_servers = NULL;
89#endif
90
31480e42
PH		 91#ifdef LOOKUP_SQLITE
92int sqlite_lock_timeout = 5;
93#endif
94
059ec3d9
PH		 95#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
96BOOL move_frozen_messages = FALSE;
97#endif
98
99/* These variables are outside the #ifdef because it keeps the code less
100cluttered in several places (e.g. during logging) if we can always refer to
74f1a423
JH		 101them. Also, the tls_ variables are now always visible. Note that these are
102only used for smtp connections, not for service-daemon access. */
059ec3d9 103
817d9f57 104tls_support tls_in = {
b10c87b3
JH		 105 .active = {.sock = -1}
106 /* all other elements zero */
817d9f57
JH		 107};
108tls_support tls_out = {
74f1a423 109 .active = {.sock = -1},
b10c87b3 110 /* all other elements zero */
817d9f57
JH		 111};
112
6c1c3d1d
WB		 113uschar *dsn_envid = NULL;
114int dsn_ret = 0;
115const pcre *regex_DSN = NULL;
6c1c3d1d 116uschar *dsn_advertise_hosts = NULL;
059ec3d9 117
01603eec 118#ifndef DISABLE_TLS
e6060e2c 119BOOL gnutls_compat_mode = FALSE;
2519e60d 120BOOL gnutls_allow_auto_pkcs11 = FALSE;
77bb000f 121uschar *openssl_options = NULL;
059ec3d9 122const pcre *regex_STARTTLS = NULL;
23f3dc67 123uschar *tls_advertise_hosts = US"*";
059ec3d9
PH		 124uschar *tls_certificate = NULL;
125uschar *tls_crl = NULL;
3375e053
PP		 126/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
127that's the interop problem which has been observed: GnuTLS suggesting a higher
128bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
129int tls_dh_max_bits = 2236;
059ec3d9 130uschar *tls_dhparam = NULL;
8e53a4fc 131uschar *tls_eccurve = US"auto";
23f3dc67 132# ifndef DISABLE_OCSP
3f7eeb86 133uschar *tls_ocsp_file = NULL;
23f3dc67 134# endif
059ec3d9
PH		 135uschar *tls_privatekey = NULL;
136BOOL tls_remember_esmtp = FALSE;
137uschar *tls_require_ciphers = NULL;
b10c87b3
JH		 138# ifdef EXPERIMENTAL_TLS_RESUME
139uschar *tls_resumption_hosts = NULL;
140# endif
059ec3d9 141uschar *tls_try_verify_hosts = NULL;
0e0f3f56 142uschar *tls_verify_certificates= US"system";
059ec3d9 143uschar *tls_verify_hosts = NULL;
01603eec 144#else /*DISABLE_TLS*/
23f3dc67 145uschar *tls_advertise_hosts = NULL;
059ec3d9
PH		 146#endif
147
8ccd00b1 148#ifndef DISABLE_PRDR
fd98a5c6
JH		 149/* Per Recipient Data Response variables */
150BOOL prdr_enable = FALSE;
151BOOL prdr_requested = FALSE;
152const pcre *regex_PRDR = NULL;
153#endif
059ec3d9 154
8c5d388a 155#ifdef SUPPORT_I18N
7ade712c
JH		 156const pcre *regex_UTF8 = NULL;
157#endif
158
059ec3d9
PH		 159/* Input-reading functions for messages, so we can use special ones for
160incoming TCP/IP. The defaults use stdin. We never need these for any
161stand-alone tests. */
162
d185889f 163#if !defined(STAND_ALONE) && !defined(MACRO_PREDEF)
bd8fbe36 164int (*lwr_receive_getc)(unsigned) = stdin_getc;
0d81dabc 165uschar * (*lwr_receive_getbuf)(unsigned *) = NULL;
7e3ce68e 166int (*lwr_receive_ungetc)(int) = stdin_ungetc;
bd8fbe36 167int (*receive_getc)(unsigned) = stdin_getc;
0d81dabc 168uschar * (*receive_getbuf)(unsigned *) = NULL;
584e96c6 169void (*receive_get_cache)(void)= NULL;
059ec3d9
PH		 170int (*receive_ungetc)(int) = stdin_ungetc;
171int (*receive_feof)(void) = stdin_feof;
172int (*receive_ferror)(void) = stdin_ferror;
58eb016e 173BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 174#endif
175
176
177/* List of per-address expansion variables for clearing and saving/restoring
178when verifying one address while routing/verifying another. We have to have
179the size explicit, because it is referenced from more than one module. */
180
55414b25
JH		 181const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
182 CUSS &deliver_address_data,
183 CUSS &deliver_domain,
184 CUSS &deliver_domain_data,
185 CUSS &deliver_domain_orig,
186 CUSS &deliver_domain_parent,
187 CUSS &deliver_localpart,
188 CUSS &deliver_localpart_data,
189 CUSS &deliver_localpart_orig,
190 CUSS &deliver_localpart_parent,
191 CUSS &deliver_localpart_prefix,
192 CUSS &deliver_localpart_suffix,
193 CUSS (uschar **)(&deliver_recipients),
194 CUSS &deliver_host,
195 CUSS &deliver_home,
196 CUSS &address_file,
197 CUSS &address_pipe,
198 CUSS &self_hostname,
059ec3d9
PH		 199 NULL };
200
201int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
202
8768d548
JH		 203/******************************************************************************/
204/* General global variables. Boolean flags are done as a group
205so that only one bit each is needed, packed, for all those we never
206need to take a pointer - and only a char for the rest.
207This means a struct, unfortunately since it clutters the sourcecode. */
208
209struct global_flags f =
210{
211 .acl_temp_details = FALSE,
212 .active_local_from_check = FALSE,
213 .active_local_sender_retain = FALSE,
214 .address_test_mode = FALSE,
215 .admin_user = FALSE,
216 .allow_auth_unadvertised= FALSE,
217 .allow_unqualified_recipient = TRUE, /* For local messages */
218 .allow_unqualified_sender = TRUE, /* Reset for SMTP */
219 .authentication_local = FALSE,
220
221 .background_daemon = TRUE,
222
223 .chunking_offered = FALSE,
224 .config_changed = FALSE,
225 .continue_more = FALSE,
226
227 .daemon_listen = FALSE,
228 .debug_daemon = FALSE,
229 .deliver_firsttime = FALSE,
230 .deliver_force = FALSE,
231 .deliver_freeze = FALSE,
232 .deliver_force_thaw = FALSE,
233 .deliver_manual_thaw = FALSE,
234 .deliver_selectstring_regex = FALSE,
235 .deliver_selectstring_sender_regex = FALSE,
236 .disable_callout_flush = FALSE,
237 .disable_delay_flush = FALSE,
238 .disable_logging = FALSE,
239#ifndef DISABLE_DKIM
240 .dkim_disable_verify = FALSE,
d85cdeb5 241 .dkim_init_done = FALSE,
8768d548 242#endif
1a2e76e1 243#ifdef SUPPORT_DMARC
8768d548
JH		 244 .dmarc_has_been_checked = FALSE,
245 .dmarc_disable_verify = FALSE,
246 .dmarc_enable_forensic = FALSE,
247#endif
248 .dont_deliver = FALSE,
249 .dot_ends = TRUE,
250
251 .enable_dollar_recipients = FALSE,
252 .expand_string_forcedfail = FALSE,
253
254 .filter_running = FALSE,
255
256 .header_rewritten = FALSE,
257 .helo_verified = FALSE,
258 .helo_verify_failed = FALSE,
259 .host_checking_callout = FALSE,
260 .host_find_failed_syntax= FALSE,
261
262 .inetd_wait_mode = FALSE,
263 .is_inetd = FALSE,
264
265 .local_error_message = FALSE,
266 .log_testing_mode = FALSE,
267
268#ifdef WITH_CONTENT_SCAN
269 .no_mbox_unspool = FALSE,
270#endif
271 .no_multiline_responses = FALSE,
272
273 .parse_allow_group = FALSE,
274 .parse_found_group = FALSE,
275 .pipelining_enable = TRUE,
276#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
277 .proxy_session_failed = FALSE,
278#endif
279
280 .queue_2stage = FALSE,
281 .queue_only_policy = FALSE,
282 .queue_run_first_delivery = FALSE,
283 .queue_run_force = FALSE,
284 .queue_run_local = FALSE,
285 .queue_running = FALSE,
286 .queue_smtp = FALSE,
287
288 .really_exim = TRUE,
289 .receive_call_bombout = FALSE,
290 .recipients_discarded = FALSE,
8768d548
JH		 291 .running_in_test_harness = FALSE,
292
293 .search_find_defer = FALSE,
294 .sender_address_forced = FALSE,
295 .sender_host_notsocket = FALSE,
296 .sender_host_unknown = FALSE,
297 .sender_local = FALSE,
298 .sender_name_forced = FALSE,
299 .sender_set_untrusted = FALSE,
8768d548 300 .smtp_authenticated = FALSE,
81344b40 301#ifndef DISABLE_PIPE_CONNECT
ee8b8090
JH		 302 .smtp_in_early_pipe_advertised = FALSE,
303 .smtp_in_early_pipe_no_auth = FALSE,
304 .smtp_in_early_pipe_used = FALSE,
305#endif
8768d548
JH		 306 .smtp_in_pipelining_advertised = FALSE,
307 .smtp_in_pipelining_used = FALSE,
308 .spool_file_wireformat = FALSE,
309 .submission_mode = FALSE,
310 .suppress_local_fixups = FALSE,
311 .suppress_local_fixups_default = FALSE,
312 .synchronous_delivery = FALSE,
313 .system_filtering = FALSE,
314
315 .tcp_fastopen_ok = FALSE,
316 .tcp_in_fastopen = FALSE,
ee8b8090 317 .tcp_in_fastopen_data = FALSE,
8768d548
JH		 318 .tcp_in_fastopen_logged = FALSE,
319 .tcp_out_fastopen_logged= FALSE,
320 .timestamps_utc = FALSE,
321 .transport_filter_timed_out = FALSE,
322 .trusted_caller = FALSE,
323 .trusted_config = TRUE,
324};
325
326/******************************************************************************/
327/* These are the flags which are either variables or mainsection options,
328so an address is needed for access, or are exported to local_scan. */
329
330BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
331BOOL allow_domain_literals = FALSE;
332BOOL allow_mx_to_ip = FALSE;
333BOOL allow_utf8_domains = FALSE;
334BOOL authentication_failed = FALSE;
335
336BOOL bounce_return_body = TRUE;
337BOOL bounce_return_message = TRUE;
338BOOL check_rfc2047_length = TRUE;
339BOOL commandline_checks_require_admin = FALSE;
340
341#ifdef EXPERIMENTAL_DCC
342BOOL dcc_direct_add_header = FALSE;
343#endif
344BOOL debug_store = FALSE;
345BOOL delivery_date_remove = TRUE;
346BOOL deliver_drop_privilege = FALSE;
347#ifdef ENABLE_DISABLE_FSYNC
348BOOL disable_fsync = FALSE;
349#endif
350BOOL disable_ipv6 = FALSE;
351BOOL dns_csa_use_reverse = TRUE;
352BOOL drop_cr = FALSE; /* No longer used */
353
354BOOL envelope_to_remove = TRUE;
355BOOL exim_gid_set = TRUE; /* This gid is always set */
356BOOL exim_uid_set = TRUE; /* This uid is always set */
357BOOL extract_addresses_remove_arguments = TRUE;
358
359BOOL host_checking = FALSE;
360BOOL host_lookup_deferred = FALSE;
361BOOL host_lookup_failed = FALSE;
362BOOL ignore_fromline_local = FALSE;
363
364BOOL local_from_check = TRUE;
365BOOL local_sender_retain = FALSE;
366BOOL log_timezone = FALSE;
367BOOL message_body_newlines = FALSE;
368BOOL message_logs = TRUE;
369#ifdef SUPPORT_I18N
370BOOL message_smtputf8 = FALSE;
371#endif
372BOOL mua_wrapper = FALSE;
373
374BOOL preserve_message_logs = FALSE;
375BOOL print_topbitchars = FALSE;
376BOOL prod_requires_admin = TRUE;
377#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
378BOOL proxy_session = FALSE;
379#endif
380
381BOOL queue_list_requires_admin = TRUE;
382BOOL queue_only = FALSE;
383BOOL queue_only_load_latch = TRUE;
384BOOL queue_only_override = TRUE;
385BOOL queue_run_in_order = FALSE;
386BOOL recipients_max_reject = FALSE;
387BOOL return_path_remove = TRUE;
388
389BOOL smtp_batched_input = FALSE;
390BOOL sender_helo_dnssec = FALSE;
391BOOL sender_host_dnssec = FALSE;
392BOOL smtp_accept_keepalive = TRUE;
393BOOL smtp_check_spool_space = TRUE;
394BOOL smtp_enforce_sync = TRUE;
395BOOL smtp_etrn_serialize = TRUE;
396BOOL smtp_input = FALSE;
397BOOL smtp_return_error_details = FALSE;
398#ifdef SUPPORT_SPF
399BOOL spf_result_guessed = FALSE;
400#endif
401BOOL split_spool_directory = FALSE;
402BOOL spool_wireformat = FALSE;
403#ifdef EXPERIMENTAL_SRS
404BOOL srs_usehash = TRUE;
405BOOL srs_usetimestamp = TRUE;
406#endif
407BOOL strict_acl_vars = FALSE;
408BOOL strip_excess_angle_brackets = FALSE;
409BOOL strip_trailing_dot = FALSE;
410BOOL syslog_duplication = TRUE;
411BOOL syslog_pid = TRUE;
412BOOL syslog_timestamp = TRUE;
413BOOL system_filter_gid_set = FALSE;
414BOOL system_filter_uid_set = FALSE;
415
416BOOL tcp_nodelay = TRUE;
417BOOL write_rejectlog = TRUE;
418
419/******************************************************************************/
059ec3d9 420
71fafd95 421header_line *acl_added_headers = NULL;
059ec3d9 422tree_node *acl_anchor = NULL;
525239c1
JH		 423uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
424 NULL, NULL, NULL, NULL};
425int acl_narg = 0;
8f128379 426
e1d04f48
JH		 427int acl_level = 0;
428
059ec3d9 429uschar *acl_not_smtp = NULL;
54cdb463
PH		 430#ifdef WITH_CONTENT_SCAN
431uschar *acl_not_smtp_mime = NULL;
432#endif
45b91596 433uschar *acl_not_smtp_start = NULL;
e7568d51 434uschar *acl_removed_headers = NULL;
059ec3d9
PH		 435uschar *acl_smtp_auth = NULL;
436uschar *acl_smtp_connect = NULL;
437uschar *acl_smtp_data = NULL;
8ccd00b1 438#ifndef DISABLE_PRDR
ad07e9ad 439uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 440#endif
80a47a2c
TK		 441#ifndef DISABLE_DKIM
442uschar *acl_smtp_dkim = NULL;
443#endif
059ec3d9
PH		 444uschar *acl_smtp_etrn = NULL;
445uschar *acl_smtp_expn = NULL;
446uschar *acl_smtp_helo = NULL;
447uschar *acl_smtp_mail = NULL;
448uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 449#ifdef WITH_CONTENT_SCAN
450uschar *acl_smtp_mime = NULL;
451#endif
8f128379 452uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 453uschar *acl_smtp_predata = NULL;
454uschar *acl_smtp_quit = NULL;
455uschar *acl_smtp_rcpt = NULL;
456uschar *acl_smtp_starttls = NULL;
457uschar *acl_smtp_vrfy = NULL;
8f128379 458
38a0a95f
PH		 459tree_node *acl_var_c = NULL;
460tree_node *acl_var_m = NULL;
059ec3d9 461uschar *acl_verify_message = NULL;
059ec3d9
PH		 462string_item *acl_warn_logged = NULL;
463
464/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
465error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
466
467uschar *acl_wherenames[] = { US"RCPT",
468 US"MAIL",
469 US"PREDATA",
8523533c 470 US"MIME",
80a47a2c 471 US"DKIM",
059ec3d9 472 US"DATA",
8ccd00b1 473#ifndef DISABLE_PRDR
fd98a5c6
JH		 474 US"PRDR",
475#endif
059ec3d9
PH		 476 US"non-SMTP",
477 US"AUTH",
478 US"connection",
479 US"ETRN",
480 US"EXPN",
481 US"EHLO or HELO",
482 US"MAILAUTH",
45b91596 483 US"non-SMTP-start",
8f128379 484 US"NOTQUIT",
059ec3d9
PH		 485 US"QUIT",
486 US"STARTTLS",
723c72e6 487 US"VRFY",
faa05a93
JH		 488 US"delivery",
489 US"unknown"
059ec3d9
PH		 490 };
491
a5bd321b
PH		 492uschar *acl_wherecodes[] = { US"550", /* RCPT */
493 US"550", /* MAIL */
494 US"550", /* PREDATA */
495 US"550", /* MIME */
80a47a2c 496 US"550", /* DKIM */
a5bd321b 497 US"550", /* DATA */
8ccd00b1 498#ifndef DISABLE_PRDR
fd98a5c6
JH		 499 US"550", /* RCPT PRDR */
500#endif
a5bd321b
PH		 501 US"0", /* not SMTP; not relevant */
502 US"503", /* AUTH */
503 US"550", /* connect */
504 US"458", /* ETRN */
505 US"550", /* EXPN */
506 US"550", /* HELO/EHLO */
507 US"0", /* MAILAUTH; not relevant */
508 US"0", /* not SMTP; not relevant */
8f128379 509 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 510 US"0", /* QUIT; not relevant */
511 US"550", /* STARTTLS */
723c72e6 512 US"252", /* VRFY */
faa05a93 513 US"0", /* delivery; not relevant */
723c72e6 514 US"0" /* unknown; not relevant */
059ec3d9 515 };
8e669ac1 516
bc3c7bb7 517uschar *add_environment = NULL;
059ec3d9
PH		 518address_item *addr_duplicate = NULL;
519
520address_item address_defaults = {
f2ed27cf
JH		 521 .next = NULL,
522 .parent = NULL,
523 .first = NULL,
524 .dupof = NULL,
525 .start_router = NULL,
526 .router = NULL,
527 .transport = NULL,
528 .host_list = NULL,
529 .host_used = NULL,
530 .fallback_hosts = NULL,
531 .reply = NULL,
532 .retries = NULL,
533 .address = NULL,
534 .unique = NULL,
535 .cc_local_part = NULL,
536 .lc_local_part = NULL,
537 .local_part = NULL,
538 .prefix = NULL,
539 .suffix = NULL,
540 .domain = NULL,
541 .address_retry_key = NULL,
542 .domain_retry_key = NULL,
543 .current_dir = NULL,
544 .home_dir = NULL,
545 .message = NULL,
546 .user_message = NULL,
547 .onetime_parent = NULL,
548 .pipe_expandn = NULL,
549 .return_filename = NULL,
550 .self_hostname = NULL,
551 .shadow_message = NULL,
01603eec 552#ifndef DISABLE_TLS
f2ed27cf
JH		 553 .cipher = NULL,
554 .ourcert = NULL,
555 .peercert = NULL,
556 .peerdn = NULL,
557 .ocsp = OCSP_NOT_REQ,
895fbaf2
JH		 558#endif
559#ifdef EXPERIMENTAL_DSN_INFO
f2ed27cf
JH		 560 .smtp_greeting = NULL,
561 .helo_response = NULL,
895fbaf2 562#endif
f2ed27cf
JH		 563 .authenticator = NULL,
564 .auth_id = NULL,
565 .auth_sndr = NULL,
566 .dsn_orcpt = NULL,
567 .dsn_flags = 0,
568 .dsn_aware = 0,
569 .uid = (uid_t)(-1),
570 .gid = (gid_t)(-1),
7eb0e5d2 571 .flags = { 0 },
f2ed27cf
JH		 572 .domain_cache = { 0 }, /* domain_cache - any larger array should be zeroed */
573 .localpart_cache = { 0 }, /* localpart_cache - ditto */
574 .mode = -1,
575 .more_errno = 0,
576 .delivery_usec = 0,
577 .basic_errno = ERRNO_UNKNOWNERROR,
578 .child_count = 0,
579 .return_file = -1,
580 .special_action = SPECIAL_NONE,
581 .transport_return = DEFER,
582 .prop = { /* fields that are propagated to children */
583 .address_data = NULL,
584 .domain_data = NULL,
585 .localpart_data = NULL,
586 .errors_address = NULL,
587 .extra_headers = NULL,
588 .remove_headers = NULL,
b4f579d1 589 .variables = NULL,
384152a6 590#ifdef EXPERIMENTAL_SRS
f2ed27cf 591 .srs_sender = NULL,
7ade712c 592#endif
a5853d7c 593 .ignore_error = FALSE,
8c5d388a 594#ifdef SUPPORT_I18N
f2ed27cf
JH		 595 .utf8_msg = FALSE,
596 .utf8_downcvt = FALSE,
597 .utf8_downcvt_maybe = FALSE
384152a6 598#endif
059ec3d9
PH		 599 }
600};
601
602uschar *address_file = NULL;
603uschar *address_pipe = NULL;
059ec3d9
PH		 604tree_node *addresslist_anchor = NULL;
605int addresslist_count = 0;
606gid_t *admin_groups = NULL;
617d3932
JH		 607
608#ifdef EXPERIMENTAL_ARC
609struct arc_set *arc_received = NULL;
610int arc_received_instance = 0;
611int arc_oldest_pass = 0;
612const uschar *arc_state = NULL;
93c931f8 613const uschar *arc_state_reason = NULL;
617d3932
JH		 614#endif
615
2d07a215 616uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 617uschar *authenticated_id = NULL;
618uschar *authenticated_sender = NULL;
059ec3d9
PH		 619auth_instance *auths = NULL;
620uschar *auth_advertise_hosts = US"*";
621auth_instance auth_defaults = {
f2ed27cf
JH		 622 .next = NULL,
623 .name = NULL,
624 .info = NULL,
625 .options_block = NULL,
626 .driver_name = NULL,
627 .advertise_condition = NULL,
628 .client_condition = NULL,
629 .public_name = NULL,
630 .set_id = NULL,
631 .set_client_id = NULL,
632 .mail_auth_condition = NULL,
633 .server_debug_string = NULL,
634 .server_condition = NULL,
635 .client = FALSE,
636 .server = FALSE,
637 .advertised = FALSE
059ec3d9
PH		 638};
639
640uschar *auth_defer_msg = US"reason not recorded";
641uschar *auth_defer_user_msg = US"";
f78eb7c6 642uschar *auth_vars[AUTH_VARS];
059ec3d9 643int auto_thaw = 0;
8523533c 644#ifdef WITH_CONTENT_SCAN
8768d548 645int av_failed = FALSE; /* boolean but accessed as vtype_int*/
8523533c
TK		 646uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
647#endif
059ec3d9 648
9a799bc0 649#if BASE_62 == 62
059ec3d9
PH		 650uschar *base62_chars=
651 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 652#else
653uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
654#endif
655
059ec3d9
PH		 656uschar *bi_command = NULL;
657uschar *big_buffer = NULL;
658int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 659#ifdef EXPERIMENTAL_BRIGHTMAIL
660uschar *bmi_alt_location = NULL;
661uschar *bmi_base64_tracker_verdict = NULL;
662uschar *bmi_base64_verdict = NULL;
663uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
664int bmi_deliver = 1;
665int bmi_run = 0;
666uschar *bmi_verdicts = NULL;
667#endif
32b8ce41 668int bsmtp_transaction_linecount = 0;
939c3e34 669int body_8bitmime = 0;
059ec3d9
PH		 670int body_linecount = 0;
671int body_zerocount = 0;
672uschar *bounce_message_file = NULL;
673uschar *bounce_message_text = NULL;
674uschar *bounce_recipient = NULL;
62b7cd08 675int bounce_return_linesize_limit = 998;
059ec3d9
PH		 676int bounce_return_size_limit = 100*1024;
677uschar *bounce_sender_authentication = NULL;
059ec3d9 678
055e2cb4 679uschar *callout_address = NULL;
059ec3d9
PH		 680int callout_cache_domain_positive_expire = 7*24*60*60;
681int callout_cache_domain_negative_expire = 3*60*60;
682int callout_cache_positive_expire = 24*60*60;
683int callout_cache_negative_expire = 2*60*60;
684uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 685uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
ddf1b11a 686int check_log_inodes = 100;
a45431fa 687int_eximarith_t check_log_space = 10*1024; /* 10K Kbyte == 10MB */
ddf1b11a 688int check_spool_inodes = 100;
a45431fa 689int_eximarith_t check_spool_space = 10*1024; /* 10K Kbyte == 10MB */
18481de3 690
aa368db3 691uschar *chunking_advertise_hosts = US"*";
18481de3 692unsigned chunking_datasize = 0;
7e3ce68e 693unsigned chunking_data_left = 0;
18481de3 694chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
f98442df 695const pcre *regex_CHUNKING = NULL;
18481de3 696
aa368db3
JH		 697uschar *client_authenticator = NULL;
698uschar *client_authenticated_id = NULL;
699uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 700int clmacro_count = 0;
701uschar *clmacros[MAX_CLMACROS];
059ec3d9 702FILE *config_file = NULL;
18d6b513 703const uschar *config_filename = NULL;
059ec3d9 704int config_lineno = 0;
35edf2ff
PH		 705#ifdef CONFIGURE_GROUP
706gid_t config_gid = CONFIGURE_GROUP;
19bfe9e7
HSHR		 707#else
708gid_t config_gid = 0;
35edf2ff 709#endif
059ec3d9
PH		 710uschar *config_main_filelist = US CONFIGURE_FILE
711 "\0<-----------Space to patch configure_filename->";
712uschar *config_main_filename = NULL;
98b8312f 713uschar *config_main_directory = NULL;
059ec3d9
PH		 714
715#ifdef CONFIGURE_OWNER
716uid_t config_uid = CONFIGURE_OWNER;
19bfe9e7
HSHR		 717#else
718uid_t config_uid = 0;
059ec3d9
PH		 719#endif
720
721int connection_max_messages= -1;
5013d912 722uschar *continue_proxy_cipher = NULL;
059ec3d9
PH		 723uschar *continue_hostname = NULL;
724uschar *continue_host_address = NULL;
059ec3d9
PH		 725int continue_sequence = 1;
726uschar *continue_transport = NULL;
727
e5a9dba6 728uschar *csa_status = NULL;
5032d1cf 729cut_t cutthrough = {
f2ed27cf
JH		 730 .callout_hold_only = FALSE, /* verify-only: normal delivery */
731 .delivery = FALSE, /* when to attempt */
732 .defer_pass = FALSE, /* on defer: spool locally */
733 .is_tls = FALSE, /* not a TLS conn yet */
74f1a423 734 .cctx = {.sock = -1}, /* open connection */
f2ed27cf 735 .nrcpt = 0, /* number of addresses */
5032d1cf 736};
e5a9dba6 737
059ec3d9 738uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 739int daemon_startup_retries = 9;
740int daemon_startup_sleep = 30;
6a8f9482
TK		 741
742#ifdef EXPERIMENTAL_DCC
6a8f9482
TK		 743uschar *dcc_header = NULL;
744uschar *dcc_result = NULL;
745uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
746uschar *dccifd_options = US"header";
747#endif
748
059ec3d9
PH		 749int debug_fd = -1;
750FILE *debug_file = NULL;
6c6d6e48
TF		 751int debug_notall[] = {
752 Di_memory,
ae8f9024 753 Di_noutf8,
6c6d6e48 754 -1
059ec3d9 755};
ae8f9024
JH		 756bit_table debug_options[] = { /* must be in alphabetical order and use
757 only the enum values from macro.h */
6c6d6e48
TF		 758 BIT_TABLE(D, acl),
759 BIT_TABLE(D, all),
760 BIT_TABLE(D, auth),
761 BIT_TABLE(D, deliver),
762 BIT_TABLE(D, dns),
763 BIT_TABLE(D, dnsbl),
764 BIT_TABLE(D, exec),
765 BIT_TABLE(D, expand),
766 BIT_TABLE(D, filter),
767 BIT_TABLE(D, hints_lookup),
768 BIT_TABLE(D, host_lookup),
769 BIT_TABLE(D, ident),
770 BIT_TABLE(D, interface),
771 BIT_TABLE(D, lists),
772 BIT_TABLE(D, load),
773 BIT_TABLE(D, local_scan),
774 BIT_TABLE(D, lookup),
775 BIT_TABLE(D, memory),
ae8f9024 776 BIT_TABLE(D, noutf8),
6c6d6e48
TF		 777 BIT_TABLE(D, pid),
778 BIT_TABLE(D, process_info),
779 BIT_TABLE(D, queue_run),
780 BIT_TABLE(D, receive),
781 BIT_TABLE(D, resolver),
782 BIT_TABLE(D, retry),
783 BIT_TABLE(D, rewrite),
784 BIT_TABLE(D, route),
785 BIT_TABLE(D, timestamp),
786 BIT_TABLE(D, tls),
787 BIT_TABLE(D, transport),
788 BIT_TABLE(D, uid),
789 BIT_TABLE(D, verify),
790};
791int debug_options_count = nelem(debug_options);
792
059ec3d9
PH		 793unsigned int debug_selector = 0;
794int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 795uschar *delay_warning_condition=
796 US"${if or {"
e85a7ad5 797 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 798 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
799 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
800 "} {no}{yes}}";
059ec3d9
PH		 801uschar *deliver_address_data = NULL;
802int deliver_datafile = -1;
55414b25 803const uschar *deliver_domain = NULL;
059ec3d9 804uschar *deliver_domain_data = NULL;
55414b25
JH		 805const uschar *deliver_domain_orig = NULL;
806const uschar *deliver_domain_parent = NULL;
19050083 807time_t deliver_frozen_at = 0;
059ec3d9 808uschar *deliver_home = NULL;
55414b25
JH		 809const uschar *deliver_host = NULL;
810const uschar *deliver_host_address = NULL;
a7538db1 811int deliver_host_port = 0;
059ec3d9
PH		 812uschar *deliver_in_buffer = NULL;
813ino_t deliver_inode = 0;
814uschar *deliver_localpart = NULL;
815uschar *deliver_localpart_data = NULL;
816uschar *deliver_localpart_orig = NULL;
817uschar *deliver_localpart_parent = NULL;
818uschar *deliver_localpart_prefix = NULL;
819uschar *deliver_localpart_suffix = NULL;
059ec3d9
PH		 820uschar *deliver_out_buffer = NULL;
821int deliver_queue_load_max = -1;
822address_item *deliver_recipients = NULL;
823uschar *deliver_selectstring = NULL;
059ec3d9 824uschar *deliver_selectstring_sender = NULL;
059ec3d9 825
80a47a2c 826#ifndef DISABLE_DKIM
64b67b65 827unsigned dkim_collect_input = 0;
2df588c9 828uschar *dkim_cur_signer = NULL;
abe1010c 829int dkim_key_length = 0;
b4757e36 830void *dkim_signatures = NULL;
9e5d6b55 831uschar *dkim_signers = NULL;
f7572e5a
TK		 832uschar *dkim_signing_domain = NULL;
833uschar *dkim_signing_selector = NULL;
6ce1ece9 834uschar *dkim_verify_hashes = US"sha256:sha512";
042e558f
JH		 835uschar *dkim_verify_keytypes = US"ed25519:rsa";
836BOOL dkim_verify_minimal = FALSE;
2c47372f 837uschar *dkim_verify_overall = NULL;
9e5d6b55 838uschar *dkim_verify_signers = US"$dkim_signers";
a79d8834
JH		 839uschar *dkim_verify_status = NULL;
840uschar *dkim_verify_reason = NULL;
f7572e5a 841#endif
1a2e76e1 842#ifdef SUPPORT_DMARC
8c8b8274 843uschar *dmarc_domain_policy = NULL;
4840604e
TL		 844uschar *dmarc_forensic_sender = NULL;
845uschar *dmarc_history_file = NULL;
846uschar *dmarc_status = NULL;
847uschar *dmarc_status_text = NULL;
dbb8fff1 848uschar *dmarc_tld_file = US DMARC_TLD_FILE;
4840604e 849uschar *dmarc_used_domain = NULL;
4840604e 850#endif
f7572e5a 851
059ec3d9 852uschar *dns_again_means_nonexist = NULL;
e5a9dba6 853int dns_csa_search_limit = 5;
d8d9f930 854int dns_cname_loops = 1;
c0635b6d 855#ifdef SUPPORT_DANE
e682570f
TL		 856int dns_dane_ok = -1;
857#endif
059ec3d9
PH		 858uschar *dns_ipv4_lookup = NULL;
859int dns_retrans = 0;
860int dns_retry = 0;
0fbd9bff 861int dns_dnssec_ok = -1; /* <0 = not coerced */
9820a77f 862uschar *dns_trust_aa = NULL;
e97d1f08 863int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 864uschar *dnslist_domain = NULL;
93655c46 865uschar *dnslist_matched = NULL;
059ec3d9
PH		 866uschar *dnslist_text = NULL;
867uschar *dnslist_value = NULL;
868tree_node *domainlist_anchor = NULL;
869int domainlist_count = 0;
0e22dfd1 870uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9 871
059ec3d9
PH		 872int errno_quota = ERRNO_QUOTA;
873uschar *errors_copy = NULL;
874int error_handling = ERRORS_SENDER;
875uschar *errors_reply_to = NULL;
876int errors_sender_rc = EXIT_FAILURE;
0cbf2b82 877#ifndef DISABLE_EVENT
723fe533 878uschar *event_action = NULL; /* expansion for delivery events */
4c04137d 879uschar *event_data = NULL; /* auxiliary data variable for event */
723fe533 880int event_defer_errno = 0;
55414b25 881const uschar *event_name = NULL; /* event name variable */
723fe533
JH		 882#endif
883
059ec3d9
PH		 884
885gid_t exim_gid = EXIM_GID;
059ec3d9
PH		 886uschar *exim_path = US BIN_DIRECTORY "/exim"
887 "\0<---------------Space to patch exim_path->";
888uid_t exim_uid = EXIM_UID;
e1d04f48 889int expand_level = 0; /* Nesting depth, indent for debug */
059ec3d9
PH		 890int expand_forbid = 0;
891int expand_nlength[EXPAND_MAXN+1];
892int expand_nmax = -1;
893uschar *expand_nstring[EXPAND_MAXN+1];
059ec3d9 894uschar *expand_string_message;
059ec3d9
PH		 895uschar *extra_local_interfaces = NULL;
896
29aba418 897int fake_response = OK;
0e22dfd1
PH		 898uschar *fake_response_text = US"Your message has been rejected but is "
899 "being kept for evaluation.\nIf it was a "
900 "legitimate message, it may still be "
901 "delivered to the target recipient(s).";
059ec3d9 902int filter_n[FILTER_VARIABLE_COUNT];
059ec3d9 903int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 904int filter_test = FTEST_NONE;
905uschar *filter_test_sfile = NULL;
906uschar *filter_test_ufile = NULL;
059ec3d9
PH		 907uschar *filter_thisaddress = NULL;
908int finduser_retries = 0;
909uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
910uschar *freeze_tell = NULL;
6a3f1455 911uschar *freeze_tell_config = NULL;
059ec3d9
PH		 912uschar *fudged_queue_times = US"";
913
914uschar *gecos_name = NULL;
915uschar *gecos_pattern = NULL;
916rewrite_rule *global_rewrite_rules = NULL;
917
9723f966
JH		 918volatile sig_atomic_t had_command_timeout = 0;
919volatile sig_atomic_t had_command_sigterm = 0;
920volatile sig_atomic_t had_data_timeout = 0;
921volatile sig_atomic_t had_data_sigint = 0;
059ec3d9
PH		 922uschar *headers_charset = US HEADERS_CHARSET;
923int header_insert_maxlen = 64 * 1024;
924header_line *header_last = NULL;
925header_line *header_list = NULL;
926int header_maxsize = HEADER_MAXSIZE;
927int header_line_maxsize = 0;
928
929header_name header_names[] = {
f2ed27cf
JH		 930 /* name len allow_resent htype */
931 { US"bcc", 3, TRUE, htype_bcc },
932 { US"cc", 2, TRUE, htype_cc },
933 { US"date", 4, TRUE, htype_date },
934 { US"delivery-date", 13, FALSE, htype_delivery_date },
935 { US"envelope-to", 11, FALSE, htype_envelope_to },
936 { US"from", 4, TRUE, htype_from },
937 { US"message-id", 10, TRUE, htype_id },
938 { US"received", 8, FALSE, htype_received },
939 { US"reply-to", 8, FALSE, htype_reply_to },
940 { US"return-path", 11, FALSE, htype_return_path },
941 { US"sender", 6, TRUE, htype_sender },
942 { US"subject", 7, FALSE, htype_subject },
943 { US"to", 2, TRUE, htype_to }
059ec3d9
PH		 944};
945
617d3932 946int header_names_size = nelem(header_names);
059ec3d9 947
059ec3d9
PH		 948uschar *helo_accept_junk_hosts = NULL;
949uschar *helo_allow_chars = US"";
950uschar *helo_lookup_domains = US"@ : @[]";
951uschar *helo_try_verify_hosts = NULL;
059ec3d9 952uschar *helo_verify_hosts = NULL;
1ba28e2b 953const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9 954uschar *hold_domains = NULL;
059ec3d9 955uschar *host_data = NULL;
059ec3d9 956uschar *host_lookup = NULL;
059ec3d9
PH		 957uschar *host_lookup_order = US"bydns:byaddr";
958uschar *host_lookup_msg = US"";
959int host_number = 0;
960uschar *host_number_string = NULL;
961uschar *host_reject_connection = NULL;
962tree_node *hostlist_anchor = NULL;
963int hostlist_count = 0;
964uschar *hosts_treat_as_local = NULL;
965uschar *hosts_connection_nolog = NULL;
966
967int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
059ec3d9 968uschar *ignore_fromline_hosts = NULL;
9ee44efb 969int inetd_wait_timeout = -1;
3615fa9a 970uschar *initial_cwd = NULL;
059ec3d9
PH		 971uschar *interface_address = NULL;
972int interface_port = -1;
0ce9abe6 973uschar *iterate_item = NULL;
059ec3d9
PH		 974
975int journal_fd = -1;
976
bc3c7bb7
HSHR		 977uschar *keep_environment = NULL;
978
059ec3d9
PH		 979int keep_malformed = 4*24*60*60; /* 4 days */
980
981uschar *eldap_dn = NULL;
982int load_average = -2;
059ec3d9
PH		 983uschar *local_from_prefix = NULL;
984uschar *local_from_suffix = NULL;
985
986#if HAVE_IPV6
987uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
988#else
989uschar *local_interfaces = US"0.0.0.0";
990#endif
991
9723f966 992#ifdef HAVE_LOCAL_SCAN
059ec3d9
PH		 993uschar *local_scan_data = NULL;
994int local_scan_timeout = 5*60;
9723f966 995#endif
059ec3d9
PH		 996gid_t local_user_gid = (gid_t)(-1);
997uid_t local_user_uid = (uid_t)(-1);
998
999tree_node *localpartlist_anchor= NULL;
1000int localpartlist_count = 0;
1001uschar *log_buffer = NULL;
6c6d6e48
TF		 1002
1003int log_default[] = { /* for initializing log_selector */
1004 Li_acl_warn_skipped,
1005 Li_connection_reject,
1006 Li_delay_delivery,
2c47372f 1007 Li_dkim,
6c6d6e48
TF		 1008 Li_dnslist_defer,
1009 Li_etrn,
1010 Li_host_lookup_failed,
1011 Li_lost_incoming_connection,
ac881e27 1012 Li_outgoing_interface, /* see d_log_interface in deliver.c */
049782c0 1013 Li_msg_id,
6c6d6e48
TF		 1014 Li_queue_run,
1015 Li_rejected_header,
1016 Li_retry_defer,
1017 Li_sender_verify_fail,
1018 Li_size_reject,
1019 Li_skip_delivery,
1020 Li_smtp_confirmation,
1021 Li_tls_certificate_verified,
1022 Li_tls_cipher,
1023 -1
1024};
1025
059ec3d9
PH		 1026uschar *log_file_path = US LOG_FILE_PATH
1027 "\0<--------------Space to patch log_file_path->";
1028
6c6d6e48
TF		 1029int log_notall[] = {
1030 -1
1031};
b10c87b3
JH		 1032bit_table log_options[] = { /* must be in alphabetical order,
1033 with definitions from enum logbit. */
6c6d6e48
TF		 1034 BIT_TABLE(L, 8bitmime),
1035 BIT_TABLE(L, acl_warn_skipped),
1036 BIT_TABLE(L, address_rewrite),
1037 BIT_TABLE(L, all),
1038 BIT_TABLE(L, all_parents),
1039 BIT_TABLE(L, arguments),
1040 BIT_TABLE(L, connection_reject),
1041 BIT_TABLE(L, delay_delivery),
1042 BIT_TABLE(L, deliver_time),
1043 BIT_TABLE(L, delivery_size),
2c47372f
JH		 1044#ifndef DISABLE_DKIM
1045 BIT_TABLE(L, dkim),
1046 BIT_TABLE(L, dkim_verbose),
1047#endif
6c6d6e48 1048 BIT_TABLE(L, dnslist_defer),
fc16abb4 1049 BIT_TABLE(L, dnssec),
6c6d6e48
TF		 1050 BIT_TABLE(L, etrn),
1051 BIT_TABLE(L, host_lookup_failed),
1052 BIT_TABLE(L, ident_timeout),
1053 BIT_TABLE(L, incoming_interface),
1054 BIT_TABLE(L, incoming_port),
1055 BIT_TABLE(L, lost_incoming_connection),
571b2715 1056 BIT_TABLE(L, millisec),
049782c0
JH		 1057 BIT_TABLE(L, msg_id),
1058 BIT_TABLE(L, msg_id_created),
ac881e27 1059 BIT_TABLE(L, outgoing_interface),
6c6d6e48
TF		 1060 BIT_TABLE(L, outgoing_port),
1061 BIT_TABLE(L, pid),
7c576fca 1062 BIT_TABLE(L, pipelining),
2c47372f 1063#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
6c6d6e48
TF		 1064 BIT_TABLE(L, proxy),
1065#endif
1066 BIT_TABLE(L, queue_run),
1067 BIT_TABLE(L, queue_time),
1068 BIT_TABLE(L, queue_time_overall),
306c6c77 1069 BIT_TABLE(L, receive_time),
6c6d6e48
TF		 1070 BIT_TABLE(L, received_recipients),
1071 BIT_TABLE(L, received_sender),
1072 BIT_TABLE(L, rejected_header),
1073 { US"rejected_headers", Li_rejected_header },
1074 BIT_TABLE(L, retry_defer),
1075 BIT_TABLE(L, return_path_on_delivery),
1076 BIT_TABLE(L, sender_on_delivery),
1077 BIT_TABLE(L, sender_verify_fail),
1078 BIT_TABLE(L, size_reject),
1079 BIT_TABLE(L, skip_delivery),
1080 BIT_TABLE(L, smtp_confirmation),
1081 BIT_TABLE(L, smtp_connection),
1082 BIT_TABLE(L, smtp_incomplete_transaction),
1083 BIT_TABLE(L, smtp_mailauth),
1084 BIT_TABLE(L, smtp_no_mail),
1085 BIT_TABLE(L, smtp_protocol_error),
1086 BIT_TABLE(L, smtp_syntax_error),
1087 BIT_TABLE(L, subject),
1088 BIT_TABLE(L, tls_certificate_verified),
1089 BIT_TABLE(L, tls_cipher),
1090 BIT_TABLE(L, tls_peerdn),
b10c87b3 1091 BIT_TABLE(L, tls_resumption),
6c6d6e48
TF		 1092 BIT_TABLE(L, tls_sni),
1093 BIT_TABLE(L, unknown_in_list),
059ec3d9 1094};
6c6d6e48 1095int log_options_count = nelem(log_options);
059ec3d9 1096
6ea85e9a 1097int log_reject_target = 0;
6c6d6e48 1098unsigned int log_selector[log_selector_size]; /* initialized in main() */
059ec3d9
PH		 1099uschar *log_selector_string = NULL;
1100FILE *log_stderr = NULL;
059ec3d9 1101uschar *login_sender_address = NULL;
4e0983dc 1102uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 1103int lookup_open_max = 25;
1104uschar *lookup_value = NULL;
1105
85e03244 1106macro_item *macros_user = NULL;
059ec3d9 1107uschar *mailstore_basename = NULL;
8523533c
TK		 1108#ifdef WITH_CONTENT_SCAN
1109uschar *malware_name = NULL; /* Virus Name */
1110#endif
d677b2f2 1111int max_received_linelength= 0;
059ec3d9
PH		 1112int max_username_length = 0;
1113int message_age = 0;
1114uschar *message_body = NULL;
1115uschar *message_body_end = NULL;
1116int message_body_size = 0;
1117int message_body_visible = 500;
1118int message_ended = END_NOTSTARTED;
1119uschar *message_headers = NULL;
1120uschar *message_id;
1121uschar *message_id_domain = NULL;
1122uschar *message_id_text = NULL;
1123struct timeval message_id_tv = { 0, 0 };
1124uschar message_id_option[MESSAGE_ID_LENGTH + 3];
1125uschar *message_id_external;
1126int message_linecount = 0;
059ec3d9
PH		 1127int message_size = 0;
1128uschar *message_size_limit = US"50M";
8c5d388a 1129#ifdef SUPPORT_I18N
3c8b3577 1130int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 1131#endif
059ec3d9
PH		 1132uschar message_subdir[2] = { 0, 0 };
1133uschar *message_reference = NULL;
8523533c
TK		 1134
1135/* MIME ACL expandables */
1136#ifdef WITH_CONTENT_SCAN
f7b63901 1137int mime_anomaly_level = 0;
1ba28e2b 1138const uschar *mime_anomaly_text = NULL;
8523533c
TK		 1139uschar *mime_boundary = NULL;
1140uschar *mime_charset = NULL;
1141uschar *mime_content_description = NULL;
1142uschar *mime_content_disposition = NULL;
1143uschar *mime_content_id = NULL;
1144unsigned int mime_content_size = 0;
1145uschar *mime_content_transfer_encoding = NULL;
1146uschar *mime_content_type = NULL;
1147uschar *mime_decoded_filename = NULL;
1148uschar *mime_filename = NULL;
1149int mime_is_multipart = 0;
1150int mime_is_coverletter = 0;
1151int mime_is_rfc822 = 0;
1152int mime_part_count = -1;
1153#endif
1154
059ec3d9 1155uid_t *never_users = NULL;
059ec3d9 1156
fb05276a
JH		 1157const int on = 1; /* for setsockopt */
1158const int off = 0;
1159
059ec3d9
PH		 1160uid_t original_euid;
1161gid_t originator_gid;
1162uschar *originator_login = NULL;
1163uschar *originator_name = NULL;
1164uid_t originator_uid;
1165uschar *override_local_interfaces = NULL;
1166uschar *override_pid_file_path = NULL;
1167
059ec3d9
PH		 1168uschar *percent_hack_domains = NULL;
1169uschar *pid_file_path = US PID_FILE_PATH
1170 "\0<--------------Space to patch pid_file_path->";
81344b40 1171#ifndef DISABLE_PIPE_CONNECT
ee8b8090
JH		 1172uschar *pipe_connect_advertise_hosts = US"*";
1173#endif
059ec3d9 1174uschar *pipelining_advertise_hosts = US"*";
059ec3d9 1175uschar *primary_hostname = NULL;
f3ebb786 1176uschar *process_info;
921b12ca 1177int process_info_len = 0;
059ec3d9 1178uschar *process_log_path = NULL;
a3c86431 1179
e6d2a989 1180#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
eb58ddf5
JH		 1181uschar *hosts_proxy = NULL;
1182uschar *proxy_external_address = NULL;
e6d2a989 1183int proxy_external_port = 0;
eb58ddf5 1184uschar *proxy_local_address = NULL;
e6d2a989 1185int proxy_local_port = 0;
a3c86431
TL		 1186#endif
1187
fffda43a
TK		 1188uschar *prvscheck_address = NULL;
1189uschar *prvscheck_keynum = NULL;
1190uschar *prvscheck_result = NULL;
1191
059ec3d9 1192
55414b25 1193const uschar *qualify_domain_recipient = NULL;
059ec3d9 1194uschar *qualify_domain_sender = NULL;
059ec3d9
PH		 1195uschar *queue_domains = NULL;
1196int queue_interval = -1;
a2da3176 1197uschar *queue_name = US"";
fc7bae7f 1198uschar *queue_name_dest = NULL;
059ec3d9
PH		 1199uschar *queue_only_file = NULL;
1200int queue_only_load = -1;
0cd5fd23 1201uschar *queue_run_max = US"5";
059ec3d9
PH		 1202pid_t queue_run_pid = (pid_t)0;
1203int queue_run_pipe = -1;
059ec3d9
PH		 1204uschar *queue_smtp_domains = NULL;
1205
3ea7e280 1206uint32_t random_seed = 0;
fe0dab11 1207tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1208tree_node *ratelimiters_conn = NULL;
1209tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1210uschar *raw_active_hostname = NULL;
1211uschar *raw_sender = NULL;
1212uschar **raw_recipients = NULL;
1213int raw_recipients_count = 0;
1214
1215int rcpt_count = 0;
1216int rcpt_fail_count = 0;
1217int rcpt_defer_count = 0;
1218gid_t real_gid;
1219uid_t real_uid;
059ec3d9
PH		 1220int receive_linecount = 0;
1221int receive_messagecount = 0;
1222int receive_timeout = 0;
1223int received_count = 0;
1224uschar *received_for = NULL;
1225
1226/* This is the default text for Received headers generated by Exim. The
1227date will be automatically added on the end. */
1228
1229uschar *received_header_text = US
1230 "Received: "
1231 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
f1be21cf
JH		 1232 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
1233 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
059ec3d9 1234 "by $primary_hostname "
f1be21cf 1235 "${if def:received_protocol {with $received_protocol }}"
01603eec 1236#ifndef DISABLE_TLS
da40b1ec 1237 "${if def:tls_in_ver { ($tls_in_ver)}}"
f1be21cf
JH		 1238 "${if def:tls_in_cipher_std { tls $tls_in_cipher_std\n\t}}"
1239#endif
059ec3d9 1240 "(Exim $version_number)\n\t"
3e46c1aa 1241 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1242 "id $message_exim_id"
059ec3d9
PH		 1243 "${if def:received_for {\n\tfor $received_for}}"
1244 "\0<---------------Space to patch received_header_text->";
1245
1246int received_headers_max = 30;
1247uschar *received_protocol = NULL;
32dfdf8b 1248struct timeval received_time = { 0, 0 };
306c6c77 1249struct timeval received_time_taken = { 0, 0 };
059ec3d9
PH		 1250uschar *recipient_data = NULL;
1251uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1252uschar *recipient_verify_failure = NULL;
059ec3d9 1253int recipients_count = 0;
059ec3d9
PH		 1254recipient_item *recipients_list = NULL;
1255int recipients_list_max = 0;
1256int recipients_max = 0;
059ec3d9
PH		 1257const pcre *regex_AUTH = NULL;
1258const pcre *regex_check_dns_names = NULL;
1259const pcre *regex_From = NULL;
f1513293 1260const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1261const pcre *regex_PIPELINING = NULL;
1262const pcre *regex_SIZE = NULL;
81344b40 1263#ifndef DISABLE_PIPE_CONNECT
ee8b8090
JH		 1264const pcre *regex_EARLY_PIPE = NULL;
1265#endif
059ec3d9 1266const pcre *regex_ismsgid = NULL;
f38917cc
JH		 1267const pcre *regex_smtp_code = NULL;
1268uschar *regex_vars[REGEX_VARS];
a7cbbf50
PP		 1269#ifdef WHITELIST_D_MACROS
1270const pcre *regex_whitelisted_macro = NULL;
1271#endif
8523533c
TK		 1272#ifdef WITH_CONTENT_SCAN
1273uschar *regex_match_string = NULL;
1274#endif
059ec3d9
PH		 1275int remote_delivery_count = 0;
1276int remote_max_parallel = 2;
1277uschar *remote_sort_domains = NULL;
1278int retry_data_expire = 7*24*60*60;
1279int retry_interval_max = 24*60*60;
1280int retry_maximum_timeout = 0; /* set from retry config */
1281retry_config *retries = NULL;
1282uschar *return_path = NULL;
059ec3d9 1283int rewrite_existflags = 0;
f926e272
JH		 1284uschar *rfc1413_hosts = US"@[]";
1285int rfc1413_query_timeout = 0;
c1d94452 1286uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1287uid_t root_uid = ROOT_UID;
1288
1289router_instance *routers = NULL;
1290router_instance router_defaults = {
f2ed27cf
JH		 1291 .next = NULL,
1292 .name = NULL,
1293 .info = NULL,
1294 .options_block = NULL,
1295 .driver_name = NULL,
059ec3d9 1296
f2ed27cf 1297 .address_data = NULL,
8523533c 1298#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf 1299 .bmi_rule = NULL,
8e669ac1 1300#endif
f2ed27cf
JH		 1301 .cannot_route_message = NULL,
1302 .condition = NULL,
1303 .current_directory = NULL,
1304 .debug_string = NULL,
1305 .domains = NULL,
1306 .errors_to = NULL,
1307 .expand_gid = NULL,
1308 .expand_uid = NULL,
1309 .expand_more = NULL,
1310 .expand_unseen = NULL,
1311 .extra_headers = NULL,
1312 .fallback_hosts = NULL,
1313 .home_directory = NULL,
1314 .ignore_target_hosts = NULL,
1315 .local_parts = NULL,
1316 .pass_router_name = NULL,
1317 .prefix = NULL,
1318 .redirect_router_name = NULL,
1319 .remove_headers = NULL,
1320 .require_files = NULL,
1321 .router_home_directory = NULL,
1322 .self = US"freeze",
1323 .senders = NULL,
1324 .suffix = NULL,
1325 .translate_ip_address = NULL,
1326 .transport_name = NULL,
1327
1328 .address_test = TRUE,
8523533c 1329#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf
JH		 1330 .bmi_deliver_alternate = FALSE,
1331 .bmi_deliver_default = FALSE,
1332 .bmi_dont_deliver = FALSE,
8523533c 1333#endif
f2ed27cf
JH		 1334 .expn = TRUE,
1335 .caseful_local_part = FALSE,
1336 .check_local_user = FALSE,
1337 .disable_logging = FALSE,
1338 .fail_verify_recipient = FALSE,
1339 .fail_verify_sender = FALSE,
1340 .gid_set = FALSE,
1341 .initgroups = FALSE,
1342 .log_as_local = TRUE_UNSET,
1343 .more = TRUE,
1344 .pass_on_timeout = FALSE,
1345 .prefix_optional = FALSE,
1346 .repeat_use = TRUE,
1347 .retry_use_local_part = TRUE_UNSET,
1348 .same_domain_copy_routing = FALSE,
1349 .self_rewrite = FALSE,
fa7b17bd 1350 .set = NULL,
f2ed27cf
JH		 1351 .suffix_optional = FALSE,
1352 .verify_only = FALSE,
1353 .verify_recipient = TRUE,
1354 .verify_sender = TRUE,
1355 .uid_set = FALSE,
1356 .unseen = FALSE,
1357 .dsn_lasthop = FALSE,
1358
1359 .self_code = self_freeze,
1360 .uid = (uid_t)(-1),
1361 .gid = (gid_t)(-1),
1362
1363 .fallback_hostlist = NULL,
1364 .transport = NULL,
1365 .pass_router = NULL,
1366 .redirect_router = NULL,
1367
ab0e957b 1368 .dnssec = { .request= US"*", .require=NULL },
059ec3d9
PH		 1369};
1370
181d9bf8 1371uschar *router_name = NULL;
fa7b17bd 1372tree_node *router_var = NULL;
181d9bf8 1373
059ec3d9 1374ip_address_item *running_interfaces = NULL;
059ec3d9
PH		 1375
1376/* This is a weird one. The following string gets patched in the binary by the
1377script that sets up a copy of Exim for running in the test harness. It seems
1378that compilers are now clever, and share constant strings if they can.
1379Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1380make use of the end of this string in order to save space. So the patching then
8669f003 1381wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1382onto the end of the string. */
1383
1384uschar *running_status = US">>>running<<<" "\0EXTRA";
1385
1386int runrc = 0;
1387
1388uschar *search_error_message = NULL;
059ec3d9
PH		 1389uschar *self_hostname = NULL;
1390uschar *sender_address = NULL;
1391unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1392uschar *sender_address_data = NULL;
059ec3d9
PH		 1393uschar *sender_address_unrewritten = NULL;
1394uschar *sender_data = NULL;
1395unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1396uschar *sender_fullhost = NULL;
1397uschar *sender_helo_name = NULL;
1398uschar **sender_host_aliases = &no_aliases;
1399uschar *sender_host_address = NULL;
1400uschar *sender_host_authenticated = NULL;
c44ff8be 1401uschar *sender_host_auth_pubname = NULL;
059ec3d9
PH		 1402unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1403uschar *sender_host_name = NULL;
1404int sender_host_port = 0;
059ec3d9 1405uschar *sender_ident = NULL;
870f6ba8
TF		 1406uschar *sender_rate = NULL;
1407uschar *sender_rate_limit = NULL;
1408uschar *sender_rate_period = NULL;
059ec3d9 1409uschar *sender_rcvhost = NULL;
059ec3d9 1410uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1411uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1412address_item *sender_verified_list = NULL;
1413address_item *sender_verified_failed = NULL;
1414int sender_verified_rc = -1;
41c7c167
PH		 1415uschar *sending_ip_address = NULL;
1416int sending_port = -1;
cd59ab18 1417SIGNAL_BOOL sigalrm_seen = FALSE;
c2a1bba0 1418const uschar *sigalarm_setter = NULL;
059ec3d9 1419uschar **sighup_argv = NULL;
846430d9 1420int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9 1421int smtp_accept_count = 0;
059ec3d9
PH		 1422int smtp_accept_max = 20;
1423int smtp_accept_max_nonmail= 10;
1424uschar *smtp_accept_max_nonmail_hosts = US"*";
1425int smtp_accept_max_per_connection = 1000;
1426uschar *smtp_accept_max_per_host = NULL;
1427int smtp_accept_queue = 0;
1428int smtp_accept_queue_per_connection = 10;
1429int smtp_accept_reserve = 0;
1430uschar *smtp_active_hostname = NULL;
1f5b4c3d 1431uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1432 "Exim $version_number $tod_full"
1433 "\0<---------------Space to patch smtp_banner->";
b4ed4da0 1434int smtp_ch_index = 0;
3ee512ff
PH		 1435uschar *smtp_cmd_argument = NULL;
1436uschar *smtp_cmd_buffer = NULL;
0f1a8658 1437struct timeval smtp_connection_start = {0,0};
b4ed4da0 1438uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1439int smtp_connect_backlog = 20;
1440double smtp_delay_mail = 0.0;
1441double smtp_delay_rcpt = 0.0;
059ec3d9 1442FILE *smtp_in = NULL;
059ec3d9
PH		 1443int smtp_load_reserve = -1;
1444int smtp_mailcmd_count = 0;
1445FILE *smtp_out = NULL;
1446uschar *smtp_etrn_command = NULL;
059ec3d9
PH		 1447int smtp_max_synprot_errors= 3;
1448int smtp_max_unknown_commands = 3;
8f128379 1449uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1450uschar *smtp_ratelimit_hosts = NULL;
1451uschar *smtp_ratelimit_mail = NULL;
1452uschar *smtp_ratelimit_rcpt = NULL;
1453uschar *smtp_read_error = US"";
1454int smtp_receive_timeout = 5*60;
1ad6489e 1455uschar *smtp_receive_timeout_s = NULL;
059ec3d9 1456uschar *smtp_reserve_hosts = NULL;
059ec3d9
PH		 1457int smtp_rlm_base = 0;
1458double smtp_rlm_factor = 0.0;
1459int smtp_rlm_limit = 0;
1460int smtp_rlm_threshold = INT_MAX;
1461int smtp_rlr_base = 0;
1462double smtp_rlr_factor = 0.0;
1463int smtp_rlr_limit = 0;
1464int smtp_rlr_threshold = INT_MAX;
2d14f397
JH		 1465unsigned smtp_peer_options = 0;
1466unsigned smtp_peer_options_wrap= 0;
8c5d388a 1467#ifdef SUPPORT_I18N
9d4319df 1468uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1469#endif
8523533c
TK		 1470
1471#ifdef WITH_CONTENT_SCAN
1472uschar *spamd_address = US"127.0.0.1 783";
1473uschar *spam_bar = NULL;
1474uschar *spam_report = NULL;
c5f280e2 1475uschar *spam_action = NULL;
8523533c
TK		 1476uschar *spam_score = NULL;
1477uschar *spam_score_int = NULL;
1478#endif
7952eef9 1479#ifdef SUPPORT_SPF
65a7d8c3 1480uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1481uschar *spf_header_comment = NULL;
1482uschar *spf_received = NULL;
1483uschar *spf_result = NULL;
1484uschar *spf_smtp_comment = NULL;
1485#endif
1486
1bd642c2 1487FILE *spool_data_file = NULL;
059ec3d9
PH		 1488uschar *spool_directory = US SPOOL_DIRECTORY
1489 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1490#ifdef EXPERIMENTAL_SRS
1491uschar *srs_config = NULL;
1492uschar *srs_db_address = NULL;
1493uschar *srs_db_key = NULL;
384152a6
TK		 1494int srs_hashlength = 6;
1495int srs_hashmin = -1;
1496int srs_maxage = 31;
8523533c
TK		 1497uschar *srs_orig_recipient = NULL;
1498uschar *srs_orig_sender = NULL;
1499uschar *srs_recipient = NULL;
384152a6 1500uschar *srs_secrets = NULL;
8523533c 1501uschar *srs_status = NULL;
8e669ac1 1502#endif
7ef88aa0
JH		 1503#ifdef EXPERIMENTAL_SRS_NATIVE
1504uschar *srs_recipient = NULL;
1505#endif
059ec3d9 1506int string_datestamp_offset= -1;
f1e5fef5
PP		 1507int string_datestamp_length= 0;
1508int string_datestamp_type = -1;
059ec3d9 1509uschar *submission_domain = NULL;
2fe1a124 1510uschar *submission_name = NULL;
059ec3d9
PH		 1511int syslog_facility = LOG_MAIL;
1512uschar *syslog_processname = US"exim";
059ec3d9
PH		 1513uschar *system_filter = NULL;
1514
1515uschar *system_filter_directory_transport = NULL;
1516uschar *system_filter_file_transport = NULL;
1517uschar *system_filter_pipe_transport = NULL;
1518uschar *system_filter_reply_transport = NULL;
1519
1520gid_t system_filter_gid = 0;
79d4bc3d 1521uid_t system_filter_uid = (uid_t)-1;
059ec3d9 1522
0ab63f3d 1523blob tcp_fastopen_nodata = { .data = NULL, .len = 0 };
06e272a3 1524tfo_state_t tcp_out_fastopen = TFO_NOT_USED;
5dc43717
JJ		 1525#ifdef USE_TCP_WRAPPERS
1526uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1527#endif
8669f003 1528int test_harness_load_avg = 0;
059ec3d9
PH		 1529int thismessage_size_limit = 0;
1530int timeout_frozen_after = 0;
9f01e50d
JH		 1531#ifdef MEASURE_TIMING
1532struct timeval timestamp_startup;
1533#endif
059ec3d9
PH		 1534
1535transport_instance *transports = NULL;
1536
1537transport_instance transport_defaults = {
f2ed27cf
JH		 1538 .next = NULL,
1539 .name = NULL,
1540 .info = NULL,
1541 .options_block = NULL,
1542 .driver_name = NULL,
1543 .setup = NULL,
1544 .batch_max = 1,
1545 .batch_id = NULL,
1546 .home_dir = NULL,
1547 .current_dir = NULL,
1548 .expand_multi_domain = NULL,
1549 .multi_domain = TRUE,
1550 .overrides_hosts = FALSE,
1551 .max_addresses = 100,
1552 .connection_max_messages = 500,
1553 .deliver_as_creator = FALSE,
1554 .disable_logging = FALSE,
1555 .initgroups = FALSE,
1556 .uid_set = FALSE,
1557 .gid_set = FALSE,
1558 .uid = (uid_t)(-1),
1559 .gid = (gid_t)(-1),
1560 .expand_uid = NULL,
1561 .expand_gid = NULL,
1562 .warn_message = NULL,
1563 .shadow = NULL,
1564 .shadow_condition = NULL,
1565 .filter_command = NULL,
1566 .add_headers = NULL,
1567 .remove_headers = NULL,
1568 .return_path = NULL,
1569 .debug_string = NULL,
1570 .max_parallel = NULL,
1571 .message_size_limit = NULL,
1572 .headers_rewrite = NULL,
1573 .rewrite_rules = NULL,
1574 .rewrite_existflags = 0,
1575 .filter_timeout = 300,
1576 .body_only = FALSE,
1577 .delivery_date_add = FALSE,
1578 .envelope_to_add = FALSE,
1579 .headers_only = FALSE,
1580 .rcpt_include_affixes = FALSE,
1581 .return_path_add = FALSE,
1582 .return_output = FALSE,
1583 .return_fail_output = FALSE,
1584 .log_output = FALSE,
1585 .log_fail_output = FALSE,
1586 .log_defer_output = FALSE,
1587 .retry_use_local_part = TRUE_UNSET, /* retry_use_local_part: BOOL, but set neither
1588 1 nor 0 so can detect unset */
0cbf2b82 1589#ifndef DISABLE_EVENT
f2ed27cf 1590 .event_action = NULL
533aaf91 1591#endif
059ec3d9
PH		 1592};
1593
1594int transport_count;
181d9bf8 1595uschar *transport_name = NULL;
332f5cf3 1596int transport_newlines;
55414b25 1597const uschar **transport_filter_argv = NULL;
059ec3d9
PH		 1598int transport_filter_timeout;
1599int transport_write_timeout= 0;
1600
1601tree_node *tree_dns_fails = NULL;
1602tree_node *tree_duplicates = NULL;
1603tree_node *tree_nonrecipients = NULL;
1604tree_node *tree_unusable = NULL;
1605
059ec3d9
PH		 1606gid_t *trusted_groups = NULL;
1607uid_t *trusted_users = NULL;
1608uschar *timezone_string = US TIMEZONE_DEFAULT;
1609
1610uschar *unknown_login = NULL;
1611uschar *unknown_username = NULL;
1612uschar *untrusted_set_sender = NULL;
1613
1614/* A regex for matching a "From_" line in an incoming message, in the form
1615
1616 From ph10 Fri Jan 5 12:35 GMT 1996
1617
1618which the "mail" commands send to the MTA (undocumented, of course), or in
1619the form
1620
1621 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1622
1623which is apparently used by some UUCPs, despite it not being in RFC 976.
1624Because of variations in time formats, just match up to the minutes. That
1625should be sufficient. Examples have been seen of time fields like 12:1:03,
1626so just require one digit for hours and minutes. The weekday is also absent
1627in some forms. */
1628
1629uschar *uucp_from_pattern = US
1630 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1631 "(?:" /* Non-extracting bracket */
1632 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1633 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1634 ")" /* End alternation */
1635 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1636
1637uschar *uucp_from_sender = US"$1";
1638
aec45841 1639uschar *verify_mode = NULL;
f45100a3 1640uschar *version_copyright =
f9ba5e22 1641 US"Copyright (c) University of Cambridge, 1995 - 2018\n"
c45e9ca1 1642 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018";
059ec3d9
PH		 1643uschar *version_date = US"?";
1644uschar *version_cnumber = US"????";
1645uschar *version_string = US"?";
1646
aec45841 1647uschar *warn_message_file = NULL;
059ec3d9 1648int warning_count = 0;
aec45841
JH		 1649uschar *warnmsg_delay = NULL;
1650uschar *warnmsg_recipients = NULL;
aec45841 1651
059ec3d9
PH		 1652
1653/* End of globals.c */
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