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Compiler quietening: C fn ptrs are officially not intercastable with object pointers
[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
36eb5d3d 315 .taint_check_slow = FALSE,
8768d548
JH		 316 .tcp_fastopen_ok = FALSE,
317 .tcp_in_fastopen = FALSE,
ee8b8090 318 .tcp_in_fastopen_data = FALSE,
8768d548
JH		 319 .tcp_in_fastopen_logged = FALSE,
320 .tcp_out_fastopen_logged= FALSE,
321 .timestamps_utc = FALSE,
322 .transport_filter_timed_out = FALSE,
323 .trusted_caller = FALSE,
324 .trusted_config = TRUE,
325};
326
327/******************************************************************************/
328/* These are the flags which are either variables or mainsection options,
329so an address is needed for access, or are exported to local_scan. */
330
331BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
332BOOL allow_domain_literals = FALSE;
333BOOL allow_mx_to_ip = FALSE;
334BOOL allow_utf8_domains = FALSE;
335BOOL authentication_failed = FALSE;
336
337BOOL bounce_return_body = TRUE;
338BOOL bounce_return_message = TRUE;
339BOOL check_rfc2047_length = TRUE;
340BOOL commandline_checks_require_admin = FALSE;
341
342#ifdef EXPERIMENTAL_DCC
343BOOL dcc_direct_add_header = FALSE;
344#endif
345BOOL debug_store = FALSE;
346BOOL delivery_date_remove = TRUE;
347BOOL deliver_drop_privilege = FALSE;
348#ifdef ENABLE_DISABLE_FSYNC
349BOOL disable_fsync = FALSE;
350#endif
351BOOL disable_ipv6 = FALSE;
352BOOL dns_csa_use_reverse = TRUE;
353BOOL drop_cr = FALSE; /* No longer used */
354
355BOOL envelope_to_remove = TRUE;
356BOOL exim_gid_set = TRUE; /* This gid is always set */
357BOOL exim_uid_set = TRUE; /* This uid is always set */
358BOOL extract_addresses_remove_arguments = TRUE;
359
360BOOL host_checking = FALSE;
361BOOL host_lookup_deferred = FALSE;
362BOOL host_lookup_failed = FALSE;
363BOOL ignore_fromline_local = FALSE;
364
365BOOL local_from_check = TRUE;
366BOOL local_sender_retain = FALSE;
367BOOL log_timezone = FALSE;
368BOOL message_body_newlines = FALSE;
369BOOL message_logs = TRUE;
370#ifdef SUPPORT_I18N
371BOOL message_smtputf8 = FALSE;
372#endif
373BOOL mua_wrapper = FALSE;
374
375BOOL preserve_message_logs = FALSE;
376BOOL print_topbitchars = FALSE;
377BOOL prod_requires_admin = TRUE;
378#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
379BOOL proxy_session = FALSE;
380#endif
381
382BOOL queue_list_requires_admin = TRUE;
383BOOL queue_only = FALSE;
384BOOL queue_only_load_latch = TRUE;
385BOOL queue_only_override = TRUE;
386BOOL queue_run_in_order = FALSE;
387BOOL recipients_max_reject = FALSE;
388BOOL return_path_remove = TRUE;
389
390BOOL smtp_batched_input = FALSE;
391BOOL sender_helo_dnssec = FALSE;
392BOOL sender_host_dnssec = FALSE;
393BOOL smtp_accept_keepalive = TRUE;
394BOOL smtp_check_spool_space = TRUE;
395BOOL smtp_enforce_sync = TRUE;
396BOOL smtp_etrn_serialize = TRUE;
397BOOL smtp_input = FALSE;
398BOOL smtp_return_error_details = FALSE;
399#ifdef SUPPORT_SPF
400BOOL spf_result_guessed = FALSE;
401#endif
402BOOL split_spool_directory = FALSE;
403BOOL spool_wireformat = FALSE;
404#ifdef EXPERIMENTAL_SRS
405BOOL srs_usehash = TRUE;
406BOOL srs_usetimestamp = TRUE;
407#endif
408BOOL strict_acl_vars = FALSE;
409BOOL strip_excess_angle_brackets = FALSE;
410BOOL strip_trailing_dot = FALSE;
411BOOL syslog_duplication = TRUE;
412BOOL syslog_pid = TRUE;
413BOOL syslog_timestamp = TRUE;
414BOOL system_filter_gid_set = FALSE;
415BOOL system_filter_uid_set = FALSE;
416
417BOOL tcp_nodelay = TRUE;
418BOOL write_rejectlog = TRUE;
419
420/******************************************************************************/
059ec3d9 421
71fafd95 422header_line *acl_added_headers = NULL;
059ec3d9 423tree_node *acl_anchor = NULL;
525239c1
JH		 424uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
425 NULL, NULL, NULL, NULL};
426int acl_narg = 0;
8f128379 427
e1d04f48
JH		 428int acl_level = 0;
429
059ec3d9 430uschar *acl_not_smtp = NULL;
54cdb463
PH		 431#ifdef WITH_CONTENT_SCAN
432uschar *acl_not_smtp_mime = NULL;
433#endif
45b91596 434uschar *acl_not_smtp_start = NULL;
e7568d51 435uschar *acl_removed_headers = NULL;
059ec3d9
PH		 436uschar *acl_smtp_auth = NULL;
437uschar *acl_smtp_connect = NULL;
438uschar *acl_smtp_data = NULL;
8ccd00b1 439#ifndef DISABLE_PRDR
ad07e9ad 440uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 441#endif
80a47a2c
TK		 442#ifndef DISABLE_DKIM
443uschar *acl_smtp_dkim = NULL;
444#endif
059ec3d9
PH		 445uschar *acl_smtp_etrn = NULL;
446uschar *acl_smtp_expn = NULL;
447uschar *acl_smtp_helo = NULL;
448uschar *acl_smtp_mail = NULL;
449uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 450#ifdef WITH_CONTENT_SCAN
451uschar *acl_smtp_mime = NULL;
452#endif
8f128379 453uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 454uschar *acl_smtp_predata = NULL;
455uschar *acl_smtp_quit = NULL;
456uschar *acl_smtp_rcpt = NULL;
457uschar *acl_smtp_starttls = NULL;
458uschar *acl_smtp_vrfy = NULL;
8f128379 459
38a0a95f
PH		 460tree_node *acl_var_c = NULL;
461tree_node *acl_var_m = NULL;
059ec3d9 462uschar *acl_verify_message = NULL;
059ec3d9
PH		 463string_item *acl_warn_logged = NULL;
464
465/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
466error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
467
468uschar *acl_wherenames[] = { US"RCPT",
469 US"MAIL",
470 US"PREDATA",
8523533c 471 US"MIME",
80a47a2c 472 US"DKIM",
059ec3d9 473 US"DATA",
8ccd00b1 474#ifndef DISABLE_PRDR
fd98a5c6
JH		 475 US"PRDR",
476#endif
059ec3d9
PH		 477 US"non-SMTP",
478 US"AUTH",
479 US"connection",
480 US"ETRN",
481 US"EXPN",
482 US"EHLO or HELO",
483 US"MAILAUTH",
45b91596 484 US"non-SMTP-start",
8f128379 485 US"NOTQUIT",
059ec3d9
PH		 486 US"QUIT",
487 US"STARTTLS",
723c72e6 488 US"VRFY",
faa05a93
JH		 489 US"delivery",
490 US"unknown"
059ec3d9
PH		 491 };
492
a5bd321b
PH		 493uschar *acl_wherecodes[] = { US"550", /* RCPT */
494 US"550", /* MAIL */
495 US"550", /* PREDATA */
496 US"550", /* MIME */
80a47a2c 497 US"550", /* DKIM */
a5bd321b 498 US"550", /* DATA */
8ccd00b1 499#ifndef DISABLE_PRDR
fd98a5c6
JH		 500 US"550", /* RCPT PRDR */
501#endif
a5bd321b
PH		 502 US"0", /* not SMTP; not relevant */
503 US"503", /* AUTH */
504 US"550", /* connect */
505 US"458", /* ETRN */
506 US"550", /* EXPN */
507 US"550", /* HELO/EHLO */
508 US"0", /* MAILAUTH; not relevant */
509 US"0", /* not SMTP; not relevant */
8f128379 510 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 511 US"0", /* QUIT; not relevant */
512 US"550", /* STARTTLS */
723c72e6 513 US"252", /* VRFY */
faa05a93 514 US"0", /* delivery; not relevant */
723c72e6 515 US"0" /* unknown; not relevant */
059ec3d9 516 };
8e669ac1 517
bc3c7bb7 518uschar *add_environment = NULL;
059ec3d9
PH		 519address_item *addr_duplicate = NULL;
520
521address_item address_defaults = {
f2ed27cf
JH		 522 .next = NULL,
523 .parent = NULL,
524 .first = NULL,
525 .dupof = NULL,
526 .start_router = NULL,
527 .router = NULL,
528 .transport = NULL,
529 .host_list = NULL,
530 .host_used = NULL,
531 .fallback_hosts = NULL,
532 .reply = NULL,
533 .retries = NULL,
534 .address = NULL,
535 .unique = NULL,
536 .cc_local_part = NULL,
537 .lc_local_part = NULL,
538 .local_part = NULL,
539 .prefix = NULL,
540 .suffix = NULL,
541 .domain = NULL,
542 .address_retry_key = NULL,
543 .domain_retry_key = NULL,
544 .current_dir = NULL,
545 .home_dir = NULL,
546 .message = NULL,
547 .user_message = NULL,
548 .onetime_parent = NULL,
549 .pipe_expandn = NULL,
550 .return_filename = NULL,
551 .self_hostname = NULL,
552 .shadow_message = NULL,
01603eec 553#ifndef DISABLE_TLS
f2ed27cf
JH		 554 .cipher = NULL,
555 .ourcert = NULL,
556 .peercert = NULL,
557 .peerdn = NULL,
558 .ocsp = OCSP_NOT_REQ,
895fbaf2
JH		 559#endif
560#ifdef EXPERIMENTAL_DSN_INFO
f2ed27cf
JH		 561 .smtp_greeting = NULL,
562 .helo_response = NULL,
895fbaf2 563#endif
f2ed27cf
JH		 564 .authenticator = NULL,
565 .auth_id = NULL,
566 .auth_sndr = NULL,
567 .dsn_orcpt = NULL,
568 .dsn_flags = 0,
569 .dsn_aware = 0,
570 .uid = (uid_t)(-1),
571 .gid = (gid_t)(-1),
7eb0e5d2 572 .flags = { 0 },
f2ed27cf
JH		 573 .domain_cache = { 0 }, /* domain_cache - any larger array should be zeroed */
574 .localpart_cache = { 0 }, /* localpart_cache - ditto */
575 .mode = -1,
576 .more_errno = 0,
a55697ac 577 .delivery_time = {.tv_sec = 0, .tv_usec = 0},
f2ed27cf
JH		 578 .basic_errno = ERRNO_UNKNOWNERROR,
579 .child_count = 0,
580 .return_file = -1,
581 .special_action = SPECIAL_NONE,
582 .transport_return = DEFER,
583 .prop = { /* fields that are propagated to children */
584 .address_data = NULL,
585 .domain_data = NULL,
586 .localpart_data = NULL,
587 .errors_address = NULL,
588 .extra_headers = NULL,
589 .remove_headers = NULL,
b4f579d1 590 .variables = NULL,
384152a6 591#ifdef EXPERIMENTAL_SRS
f2ed27cf 592 .srs_sender = NULL,
7ade712c 593#endif
a5853d7c 594 .ignore_error = FALSE,
8c5d388a 595#ifdef SUPPORT_I18N
f2ed27cf
JH		 596 .utf8_msg = FALSE,
597 .utf8_downcvt = FALSE,
598 .utf8_downcvt_maybe = FALSE
384152a6 599#endif
059ec3d9
PH		 600 }
601};
602
603uschar *address_file = NULL;
604uschar *address_pipe = NULL;
059ec3d9
PH		 605tree_node *addresslist_anchor = NULL;
606int addresslist_count = 0;
607gid_t *admin_groups = NULL;
617d3932
JH		 608
609#ifdef EXPERIMENTAL_ARC
610struct arc_set *arc_received = NULL;
611int arc_received_instance = 0;
612int arc_oldest_pass = 0;
613const uschar *arc_state = NULL;
93c931f8 614const uschar *arc_state_reason = NULL;
617d3932
JH		 615#endif
616
2d07a215 617uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 618uschar *authenticated_id = NULL;
619uschar *authenticated_sender = NULL;
059ec3d9
PH		 620auth_instance *auths = NULL;
621uschar *auth_advertise_hosts = US"*";
622auth_instance auth_defaults = {
f2ed27cf
JH		 623 .next = NULL,
624 .name = NULL,
625 .info = NULL,
626 .options_block = NULL,
627 .driver_name = NULL,
628 .advertise_condition = NULL,
629 .client_condition = NULL,
630 .public_name = NULL,
631 .set_id = NULL,
632 .set_client_id = NULL,
633 .mail_auth_condition = NULL,
634 .server_debug_string = NULL,
635 .server_condition = NULL,
636 .client = FALSE,
637 .server = FALSE,
638 .advertised = FALSE
059ec3d9
PH		 639};
640
641uschar *auth_defer_msg = US"reason not recorded";
642uschar *auth_defer_user_msg = US"";
f78eb7c6 643uschar *auth_vars[AUTH_VARS];
059ec3d9 644int auto_thaw = 0;
8523533c 645#ifdef WITH_CONTENT_SCAN
8768d548 646int av_failed = FALSE; /* boolean but accessed as vtype_int*/
8523533c
TK		 647uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
648#endif
059ec3d9 649
9a799bc0 650#if BASE_62 == 62
059ec3d9
PH		 651uschar *base62_chars=
652 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 653#else
654uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
655#endif
656
059ec3d9
PH		 657uschar *bi_command = NULL;
658uschar *big_buffer = NULL;
659int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 660#ifdef EXPERIMENTAL_BRIGHTMAIL
661uschar *bmi_alt_location = NULL;
662uschar *bmi_base64_tracker_verdict = NULL;
663uschar *bmi_base64_verdict = NULL;
664uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
665int bmi_deliver = 1;
666int bmi_run = 0;
667uschar *bmi_verdicts = NULL;
668#endif
32b8ce41 669int bsmtp_transaction_linecount = 0;
939c3e34 670int body_8bitmime = 0;
059ec3d9
PH		 671int body_linecount = 0;
672int body_zerocount = 0;
673uschar *bounce_message_file = NULL;
674uschar *bounce_message_text = NULL;
675uschar *bounce_recipient = NULL;
62b7cd08 676int bounce_return_linesize_limit = 998;
059ec3d9
PH		 677int bounce_return_size_limit = 100*1024;
678uschar *bounce_sender_authentication = NULL;
059ec3d9 679
055e2cb4 680uschar *callout_address = NULL;
059ec3d9
PH		 681int callout_cache_domain_positive_expire = 7*24*60*60;
682int callout_cache_domain_negative_expire = 3*60*60;
683int callout_cache_positive_expire = 24*60*60;
684int callout_cache_negative_expire = 2*60*60;
685uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 686uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
ddf1b11a 687int check_log_inodes = 100;
a45431fa 688int_eximarith_t check_log_space = 10*1024; /* 10K Kbyte == 10MB */
ddf1b11a 689int check_spool_inodes = 100;
a45431fa 690int_eximarith_t check_spool_space = 10*1024; /* 10K Kbyte == 10MB */
18481de3 691
aa368db3 692uschar *chunking_advertise_hosts = US"*";
18481de3 693unsigned chunking_datasize = 0;
7e3ce68e 694unsigned chunking_data_left = 0;
18481de3 695chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
f98442df 696const pcre *regex_CHUNKING = NULL;
18481de3 697
aa368db3
JH		 698uschar *client_authenticator = NULL;
699uschar *client_authenticated_id = NULL;
700uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 701int clmacro_count = 0;
702uschar *clmacros[MAX_CLMACROS];
059ec3d9 703FILE *config_file = NULL;
18d6b513 704const uschar *config_filename = NULL;
059ec3d9 705int config_lineno = 0;
35edf2ff
PH		 706#ifdef CONFIGURE_GROUP
707gid_t config_gid = CONFIGURE_GROUP;
19bfe9e7
HSHR		 708#else
709gid_t config_gid = 0;
35edf2ff 710#endif
059ec3d9
PH		 711uschar *config_main_filelist = US CONFIGURE_FILE
712 "\0<-----------Space to patch configure_filename->";
713uschar *config_main_filename = NULL;
98b8312f 714uschar *config_main_directory = NULL;
059ec3d9
PH		 715
716#ifdef CONFIGURE_OWNER
717uid_t config_uid = CONFIGURE_OWNER;
19bfe9e7
HSHR		 718#else
719uid_t config_uid = 0;
059ec3d9
PH		 720#endif
721
722int connection_max_messages= -1;
5013d912 723uschar *continue_proxy_cipher = NULL;
059ec3d9
PH		 724uschar *continue_hostname = NULL;
725uschar *continue_host_address = NULL;
059ec3d9
PH		 726int continue_sequence = 1;
727uschar *continue_transport = NULL;
728
e5a9dba6 729uschar *csa_status = NULL;
5032d1cf 730cut_t cutthrough = {
f2ed27cf
JH		 731 .callout_hold_only = FALSE, /* verify-only: normal delivery */
732 .delivery = FALSE, /* when to attempt */
733 .defer_pass = FALSE, /* on defer: spool locally */
734 .is_tls = FALSE, /* not a TLS conn yet */
74f1a423 735 .cctx = {.sock = -1}, /* open connection */
f2ed27cf 736 .nrcpt = 0, /* number of addresses */
5032d1cf 737};
e5a9dba6 738
059ec3d9 739uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 740int daemon_startup_retries = 9;
741int daemon_startup_sleep = 30;
6a8f9482
TK		 742
743#ifdef EXPERIMENTAL_DCC
6a8f9482
TK		 744uschar *dcc_header = NULL;
745uschar *dcc_result = NULL;
746uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
747uschar *dccifd_options = US"header";
748#endif
749
059ec3d9
PH		 750int debug_fd = -1;
751FILE *debug_file = NULL;
6c6d6e48
TF		 752int debug_notall[] = {
753 Di_memory,
ae8f9024 754 Di_noutf8,
6c6d6e48 755 -1
059ec3d9 756};
ae8f9024
JH		 757bit_table debug_options[] = { /* must be in alphabetical order and use
758 only the enum values from macro.h */
6c6d6e48
TF		 759 BIT_TABLE(D, acl),
760 BIT_TABLE(D, all),
761 BIT_TABLE(D, auth),
762 BIT_TABLE(D, deliver),
763 BIT_TABLE(D, dns),
764 BIT_TABLE(D, dnsbl),
765 BIT_TABLE(D, exec),
766 BIT_TABLE(D, expand),
767 BIT_TABLE(D, filter),
768 BIT_TABLE(D, hints_lookup),
769 BIT_TABLE(D, host_lookup),
770 BIT_TABLE(D, ident),
771 BIT_TABLE(D, interface),
772 BIT_TABLE(D, lists),
773 BIT_TABLE(D, load),
774 BIT_TABLE(D, local_scan),
775 BIT_TABLE(D, lookup),
776 BIT_TABLE(D, memory),
ae8f9024 777 BIT_TABLE(D, noutf8),
6c6d6e48
TF		 778 BIT_TABLE(D, pid),
779 BIT_TABLE(D, process_info),
780 BIT_TABLE(D, queue_run),
781 BIT_TABLE(D, receive),
782 BIT_TABLE(D, resolver),
783 BIT_TABLE(D, retry),
784 BIT_TABLE(D, rewrite),
785 BIT_TABLE(D, route),
786 BIT_TABLE(D, timestamp),
787 BIT_TABLE(D, tls),
788 BIT_TABLE(D, transport),
789 BIT_TABLE(D, uid),
790 BIT_TABLE(D, verify),
791};
792int debug_options_count = nelem(debug_options);
793
059ec3d9
PH		 794unsigned int debug_selector = 0;
795int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 796uschar *delay_warning_condition=
797 US"${if or {"
e85a7ad5 798 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 799 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
800 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
801 "} {no}{yes}}";
059ec3d9
PH		 802uschar *deliver_address_data = NULL;
803int deliver_datafile = -1;
55414b25 804const uschar *deliver_domain = NULL;
059ec3d9 805uschar *deliver_domain_data = NULL;
55414b25
JH		 806const uschar *deliver_domain_orig = NULL;
807const uschar *deliver_domain_parent = NULL;
19050083 808time_t deliver_frozen_at = 0;
059ec3d9 809uschar *deliver_home = NULL;
55414b25
JH		 810const uschar *deliver_host = NULL;
811const uschar *deliver_host_address = NULL;
a7538db1 812int deliver_host_port = 0;
059ec3d9
PH		 813uschar *deliver_in_buffer = NULL;
814ino_t deliver_inode = 0;
815uschar *deliver_localpart = NULL;
816uschar *deliver_localpart_data = NULL;
817uschar *deliver_localpart_orig = NULL;
818uschar *deliver_localpart_parent = NULL;
819uschar *deliver_localpart_prefix = NULL;
820uschar *deliver_localpart_suffix = NULL;
163144aa 821uschar *deliver_localpart_verified = NULL;
059ec3d9
PH		 822uschar *deliver_out_buffer = NULL;
823int deliver_queue_load_max = -1;
824address_item *deliver_recipients = NULL;
825uschar *deliver_selectstring = NULL;
059ec3d9 826uschar *deliver_selectstring_sender = NULL;
059ec3d9 827
80a47a2c 828#ifndef DISABLE_DKIM
64b67b65 829unsigned dkim_collect_input = 0;
2df588c9 830uschar *dkim_cur_signer = NULL;
abe1010c 831int dkim_key_length = 0;
b4757e36 832void *dkim_signatures = NULL;
9e5d6b55 833uschar *dkim_signers = NULL;
f7572e5a
TK		 834uschar *dkim_signing_domain = NULL;
835uschar *dkim_signing_selector = NULL;
6ce1ece9 836uschar *dkim_verify_hashes = US"sha256:sha512";
042e558f
JH		 837uschar *dkim_verify_keytypes = US"ed25519:rsa";
838BOOL dkim_verify_minimal = FALSE;
2c47372f 839uschar *dkim_verify_overall = NULL;
9e5d6b55 840uschar *dkim_verify_signers = US"$dkim_signers";
a79d8834
JH		 841uschar *dkim_verify_status = NULL;
842uschar *dkim_verify_reason = NULL;
f7572e5a 843#endif
1a2e76e1 844#ifdef SUPPORT_DMARC
8c8b8274 845uschar *dmarc_domain_policy = NULL;
4840604e
TL		 846uschar *dmarc_forensic_sender = NULL;
847uschar *dmarc_history_file = NULL;
848uschar *dmarc_status = NULL;
849uschar *dmarc_status_text = NULL;
39fdec3c 850uschar *dmarc_tld_file = NULL;
4840604e 851uschar *dmarc_used_domain = NULL;
4840604e 852#endif
f7572e5a 853
059ec3d9 854uschar *dns_again_means_nonexist = NULL;
e5a9dba6 855int dns_csa_search_limit = 5;
d8d9f930 856int dns_cname_loops = 1;
c0635b6d 857#ifdef SUPPORT_DANE
e682570f
TL		 858int dns_dane_ok = -1;
859#endif
059ec3d9
PH		 860uschar *dns_ipv4_lookup = NULL;
861int dns_retrans = 0;
862int dns_retry = 0;
0fbd9bff 863int dns_dnssec_ok = -1; /* <0 = not coerced */
9820a77f 864uschar *dns_trust_aa = NULL;
e97d1f08 865int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 866uschar *dnslist_domain = NULL;
93655c46 867uschar *dnslist_matched = NULL;
059ec3d9
PH		 868uschar *dnslist_text = NULL;
869uschar *dnslist_value = NULL;
870tree_node *domainlist_anchor = NULL;
871int domainlist_count = 0;
0e22dfd1 872uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9 873
059ec3d9
PH		 874int errno_quota = ERRNO_QUOTA;
875uschar *errors_copy = NULL;
876int error_handling = ERRORS_SENDER;
877uschar *errors_reply_to = NULL;
878int errors_sender_rc = EXIT_FAILURE;
0cbf2b82 879#ifndef DISABLE_EVENT
723fe533 880uschar *event_action = NULL; /* expansion for delivery events */
4c04137d 881uschar *event_data = NULL; /* auxiliary data variable for event */
723fe533 882int event_defer_errno = 0;
55414b25 883const uschar *event_name = NULL; /* event name variable */
723fe533
JH		 884#endif
885
059ec3d9
PH		 886
887gid_t exim_gid = EXIM_GID;
059ec3d9
PH		 888uschar *exim_path = US BIN_DIRECTORY "/exim"
889 "\0<---------------Space to patch exim_path->";
890uid_t exim_uid = EXIM_UID;
e1d04f48 891int expand_level = 0; /* Nesting depth, indent for debug */
059ec3d9
PH		 892int expand_forbid = 0;
893int expand_nlength[EXPAND_MAXN+1];
894int expand_nmax = -1;
895uschar *expand_nstring[EXPAND_MAXN+1];
059ec3d9 896uschar *expand_string_message;
059ec3d9
PH		 897uschar *extra_local_interfaces = NULL;
898
29aba418 899int fake_response = OK;
0e22dfd1
PH		 900uschar *fake_response_text = US"Your message has been rejected but is "
901 "being kept for evaluation.\nIf it was a "
902 "legitimate message, it may still be "
903 "delivered to the target recipient(s).";
059ec3d9 904int filter_n[FILTER_VARIABLE_COUNT];
059ec3d9 905int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 906int filter_test = FTEST_NONE;
907uschar *filter_test_sfile = NULL;
908uschar *filter_test_ufile = NULL;
059ec3d9
PH		 909uschar *filter_thisaddress = NULL;
910int finduser_retries = 0;
911uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
912uschar *freeze_tell = NULL;
6a3f1455 913uschar *freeze_tell_config = NULL;
059ec3d9
PH		 914uschar *fudged_queue_times = US"";
915
916uschar *gecos_name = NULL;
917uschar *gecos_pattern = NULL;
918rewrite_rule *global_rewrite_rules = NULL;
919
9723f966
JH		 920volatile sig_atomic_t had_command_timeout = 0;
921volatile sig_atomic_t had_command_sigterm = 0;
922volatile sig_atomic_t had_data_timeout = 0;
923volatile sig_atomic_t had_data_sigint = 0;
059ec3d9
PH		 924uschar *headers_charset = US HEADERS_CHARSET;
925int header_insert_maxlen = 64 * 1024;
926header_line *header_last = NULL;
927header_line *header_list = NULL;
928int header_maxsize = HEADER_MAXSIZE;
929int header_line_maxsize = 0;
930
931header_name header_names[] = {
f2ed27cf
JH		 932 /* name len allow_resent htype */
933 { US"bcc", 3, TRUE, htype_bcc },
934 { US"cc", 2, TRUE, htype_cc },
935 { US"date", 4, TRUE, htype_date },
936 { US"delivery-date", 13, FALSE, htype_delivery_date },
937 { US"envelope-to", 11, FALSE, htype_envelope_to },
938 { US"from", 4, TRUE, htype_from },
939 { US"message-id", 10, TRUE, htype_id },
940 { US"received", 8, FALSE, htype_received },
941 { US"reply-to", 8, FALSE, htype_reply_to },
942 { US"return-path", 11, FALSE, htype_return_path },
943 { US"sender", 6, TRUE, htype_sender },
944 { US"subject", 7, FALSE, htype_subject },
945 { US"to", 2, TRUE, htype_to }
059ec3d9
PH		 946};
947
617d3932 948int header_names_size = nelem(header_names);
059ec3d9 949
059ec3d9
PH		 950uschar *helo_accept_junk_hosts = NULL;
951uschar *helo_allow_chars = US"";
952uschar *helo_lookup_domains = US"@ : @[]";
953uschar *helo_try_verify_hosts = NULL;
059ec3d9 954uschar *helo_verify_hosts = NULL;
1ba28e2b 955const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9 956uschar *hold_domains = NULL;
059ec3d9 957uschar *host_data = NULL;
059ec3d9 958uschar *host_lookup = NULL;
059ec3d9
PH		 959uschar *host_lookup_order = US"bydns:byaddr";
960uschar *host_lookup_msg = US"";
961int host_number = 0;
962uschar *host_number_string = NULL;
963uschar *host_reject_connection = NULL;
964tree_node *hostlist_anchor = NULL;
965int hostlist_count = 0;
966uschar *hosts_treat_as_local = NULL;
967uschar *hosts_connection_nolog = NULL;
968
969int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
059ec3d9 970uschar *ignore_fromline_hosts = NULL;
9ee44efb 971int inetd_wait_timeout = -1;
3615fa9a 972uschar *initial_cwd = NULL;
059ec3d9
PH		 973uschar *interface_address = NULL;
974int interface_port = -1;
0ce9abe6 975uschar *iterate_item = NULL;
059ec3d9
PH		 976
977int journal_fd = -1;
978
bc3c7bb7
HSHR		 979uschar *keep_environment = NULL;
980
059ec3d9
PH		 981int keep_malformed = 4*24*60*60; /* 4 days */
982
983uschar *eldap_dn = NULL;
984int load_average = -2;
059ec3d9
PH		 985uschar *local_from_prefix = NULL;
986uschar *local_from_suffix = NULL;
987
988#if HAVE_IPV6
989uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
990#else
991uschar *local_interfaces = US"0.0.0.0";
992#endif
993
9723f966 994#ifdef HAVE_LOCAL_SCAN
059ec3d9
PH		 995uschar *local_scan_data = NULL;
996int local_scan_timeout = 5*60;
9723f966 997#endif
059ec3d9
PH		 998gid_t local_user_gid = (gid_t)(-1);
999uid_t local_user_uid = (uid_t)(-1);
1000
1001tree_node *localpartlist_anchor= NULL;
1002int localpartlist_count = 0;
1003uschar *log_buffer = NULL;
6c6d6e48
TF		 1004
1005int log_default[] = { /* for initializing log_selector */
1006 Li_acl_warn_skipped,
1007 Li_connection_reject,
1008 Li_delay_delivery,
2c47372f 1009 Li_dkim,
6c6d6e48
TF		 1010 Li_dnslist_defer,
1011 Li_etrn,
1012 Li_host_lookup_failed,
1013 Li_lost_incoming_connection,
ac881e27 1014 Li_outgoing_interface, /* see d_log_interface in deliver.c */
049782c0 1015 Li_msg_id,
6c6d6e48
TF		 1016 Li_queue_run,
1017 Li_rejected_header,
1018 Li_retry_defer,
1019 Li_sender_verify_fail,
1020 Li_size_reject,
1021 Li_skip_delivery,
1022 Li_smtp_confirmation,
1023 Li_tls_certificate_verified,
1024 Li_tls_cipher,
1025 -1
1026};
1027
059ec3d9
PH		 1028uschar *log_file_path = US LOG_FILE_PATH
1029 "\0<--------------Space to patch log_file_path->";
1030
6c6d6e48
TF		 1031int log_notall[] = {
1032 -1
1033};
b10c87b3
JH		 1034bit_table log_options[] = { /* must be in alphabetical order,
1035 with definitions from enum logbit. */
6c6d6e48
TF		 1036 BIT_TABLE(L, 8bitmime),
1037 BIT_TABLE(L, acl_warn_skipped),
1038 BIT_TABLE(L, address_rewrite),
1039 BIT_TABLE(L, all),
1040 BIT_TABLE(L, all_parents),
1041 BIT_TABLE(L, arguments),
1042 BIT_TABLE(L, connection_reject),
1043 BIT_TABLE(L, delay_delivery),
1044 BIT_TABLE(L, deliver_time),
1045 BIT_TABLE(L, delivery_size),
2c47372f
JH		 1046#ifndef DISABLE_DKIM
1047 BIT_TABLE(L, dkim),
1048 BIT_TABLE(L, dkim_verbose),
1049#endif
6c6d6e48 1050 BIT_TABLE(L, dnslist_defer),
fc16abb4 1051 BIT_TABLE(L, dnssec),
6c6d6e48
TF		 1052 BIT_TABLE(L, etrn),
1053 BIT_TABLE(L, host_lookup_failed),
1054 BIT_TABLE(L, ident_timeout),
1055 BIT_TABLE(L, incoming_interface),
1056 BIT_TABLE(L, incoming_port),
1057 BIT_TABLE(L, lost_incoming_connection),
571b2715 1058 BIT_TABLE(L, millisec),
049782c0
JH		 1059 BIT_TABLE(L, msg_id),
1060 BIT_TABLE(L, msg_id_created),
ac881e27 1061 BIT_TABLE(L, outgoing_interface),
6c6d6e48
TF		 1062 BIT_TABLE(L, outgoing_port),
1063 BIT_TABLE(L, pid),
7c576fca 1064 BIT_TABLE(L, pipelining),
2c47372f 1065#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
6c6d6e48
TF		 1066 BIT_TABLE(L, proxy),
1067#endif
1068 BIT_TABLE(L, queue_run),
1069 BIT_TABLE(L, queue_time),
1070 BIT_TABLE(L, queue_time_overall),
306c6c77 1071 BIT_TABLE(L, receive_time),
6c6d6e48
TF		 1072 BIT_TABLE(L, received_recipients),
1073 BIT_TABLE(L, received_sender),
1074 BIT_TABLE(L, rejected_header),
1075 { US"rejected_headers", Li_rejected_header },
1076 BIT_TABLE(L, retry_defer),
1077 BIT_TABLE(L, return_path_on_delivery),
1078 BIT_TABLE(L, sender_on_delivery),
1079 BIT_TABLE(L, sender_verify_fail),
1080 BIT_TABLE(L, size_reject),
1081 BIT_TABLE(L, skip_delivery),
1082 BIT_TABLE(L, smtp_confirmation),
1083 BIT_TABLE(L, smtp_connection),
1084 BIT_TABLE(L, smtp_incomplete_transaction),
1085 BIT_TABLE(L, smtp_mailauth),
1086 BIT_TABLE(L, smtp_no_mail),
1087 BIT_TABLE(L, smtp_protocol_error),
1088 BIT_TABLE(L, smtp_syntax_error),
1089 BIT_TABLE(L, subject),
1090 BIT_TABLE(L, tls_certificate_verified),
1091 BIT_TABLE(L, tls_cipher),
1092 BIT_TABLE(L, tls_peerdn),
b10c87b3 1093 BIT_TABLE(L, tls_resumption),
6c6d6e48
TF		 1094 BIT_TABLE(L, tls_sni),
1095 BIT_TABLE(L, unknown_in_list),
059ec3d9 1096};
6c6d6e48 1097int log_options_count = nelem(log_options);
059ec3d9 1098
6ea85e9a 1099int log_reject_target = 0;
6c6d6e48 1100unsigned int log_selector[log_selector_size]; /* initialized in main() */
059ec3d9
PH		 1101uschar *log_selector_string = NULL;
1102FILE *log_stderr = NULL;
059ec3d9 1103uschar *login_sender_address = NULL;
4e0983dc 1104uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 1105int lookup_open_max = 25;
1106uschar *lookup_value = NULL;
1107
85e03244 1108macro_item *macros_user = NULL;
059ec3d9 1109uschar *mailstore_basename = NULL;
8523533c
TK		 1110#ifdef WITH_CONTENT_SCAN
1111uschar *malware_name = NULL; /* Virus Name */
1112#endif
d677b2f2 1113int max_received_linelength= 0;
059ec3d9
PH		 1114int max_username_length = 0;
1115int message_age = 0;
1116uschar *message_body = NULL;
1117uschar *message_body_end = NULL;
1118int message_body_size = 0;
1119int message_body_visible = 500;
1120int message_ended = END_NOTSTARTED;
1121uschar *message_headers = NULL;
1122uschar *message_id;
1123uschar *message_id_domain = NULL;
1124uschar *message_id_text = NULL;
1125struct timeval message_id_tv = { 0, 0 };
1126uschar message_id_option[MESSAGE_ID_LENGTH + 3];
1127uschar *message_id_external;
1128int message_linecount = 0;
059ec3d9
PH		 1129int message_size = 0;
1130uschar *message_size_limit = US"50M";
8c5d388a 1131#ifdef SUPPORT_I18N
3c8b3577 1132int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 1133#endif
059ec3d9
PH		 1134uschar message_subdir[2] = { 0, 0 };
1135uschar *message_reference = NULL;
8523533c
TK		 1136
1137/* MIME ACL expandables */
1138#ifdef WITH_CONTENT_SCAN
f7b63901 1139int mime_anomaly_level = 0;
1ba28e2b 1140const uschar *mime_anomaly_text = NULL;
8523533c
TK		 1141uschar *mime_boundary = NULL;
1142uschar *mime_charset = NULL;
1143uschar *mime_content_description = NULL;
1144uschar *mime_content_disposition = NULL;
1145uschar *mime_content_id = NULL;
1146unsigned int mime_content_size = 0;
1147uschar *mime_content_transfer_encoding = NULL;
1148uschar *mime_content_type = NULL;
1149uschar *mime_decoded_filename = NULL;
1150uschar *mime_filename = NULL;
1151int mime_is_multipart = 0;
1152int mime_is_coverletter = 0;
1153int mime_is_rfc822 = 0;
1154int mime_part_count = -1;
1155#endif
1156
059ec3d9 1157uid_t *never_users = NULL;
059ec3d9 1158
fb05276a
JH		 1159const int on = 1; /* for setsockopt */
1160const int off = 0;
1161
059ec3d9
PH		 1162uid_t original_euid;
1163gid_t originator_gid;
1164uschar *originator_login = NULL;
1165uschar *originator_name = NULL;
1166uid_t originator_uid;
1167uschar *override_local_interfaces = NULL;
1168uschar *override_pid_file_path = NULL;
1169
059ec3d9
PH		 1170uschar *percent_hack_domains = NULL;
1171uschar *pid_file_path = US PID_FILE_PATH
1172 "\0<--------------Space to patch pid_file_path->";
81344b40 1173#ifndef DISABLE_PIPE_CONNECT
ee8b8090
JH		 1174uschar *pipe_connect_advertise_hosts = US"*";
1175#endif
059ec3d9 1176uschar *pipelining_advertise_hosts = US"*";
059ec3d9 1177uschar *primary_hostname = NULL;
f3ebb786 1178uschar *process_info;
921b12ca 1179int process_info_len = 0;
059ec3d9 1180uschar *process_log_path = NULL;
a3c86431 1181
e6d2a989 1182#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
eb58ddf5
JH		 1183uschar *hosts_proxy = NULL;
1184uschar *proxy_external_address = NULL;
e6d2a989 1185int proxy_external_port = 0;
eb58ddf5 1186uschar *proxy_local_address = NULL;
e6d2a989 1187int proxy_local_port = 0;
a3c86431
TL		 1188#endif
1189
fffda43a
TK		 1190uschar *prvscheck_address = NULL;
1191uschar *prvscheck_keynum = NULL;
1192uschar *prvscheck_result = NULL;
1193
059ec3d9 1194
55414b25 1195const uschar *qualify_domain_recipient = NULL;
059ec3d9 1196uschar *qualify_domain_sender = NULL;
059ec3d9
PH		 1197uschar *queue_domains = NULL;
1198int queue_interval = -1;
a2da3176 1199uschar *queue_name = US"";
fc7bae7f 1200uschar *queue_name_dest = NULL;
059ec3d9
PH		 1201uschar *queue_only_file = NULL;
1202int queue_only_load = -1;
0cd5fd23 1203uschar *queue_run_max = US"5";
059ec3d9
PH		 1204pid_t queue_run_pid = (pid_t)0;
1205int queue_run_pipe = -1;
059ec3d9
PH		 1206uschar *queue_smtp_domains = NULL;
1207
3ea7e280 1208uint32_t random_seed = 0;
fe0dab11 1209tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1210tree_node *ratelimiters_conn = NULL;
1211tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1212uschar *raw_active_hostname = NULL;
1213uschar *raw_sender = NULL;
1214uschar **raw_recipients = NULL;
1215int raw_recipients_count = 0;
1216
1217int rcpt_count = 0;
1218int rcpt_fail_count = 0;
1219int rcpt_defer_count = 0;
1220gid_t real_gid;
1221uid_t real_uid;
059ec3d9
PH		 1222int receive_linecount = 0;
1223int receive_messagecount = 0;
1224int receive_timeout = 0;
1225int received_count = 0;
1226uschar *received_for = NULL;
1227
1228/* This is the default text for Received headers generated by Exim. The
1229date will be automatically added on the end. */
1230
1231uschar *received_header_text = US
1232 "Received: "
1233 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
f1be21cf
JH		 1234 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
1235 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
059ec3d9 1236 "by $primary_hostname "
f1be21cf 1237 "${if def:received_protocol {with $received_protocol }}"
01603eec 1238#ifndef DISABLE_TLS
da40b1ec 1239 "${if def:tls_in_ver { ($tls_in_ver)}}"
f1be21cf
JH		 1240 "${if def:tls_in_cipher_std { tls $tls_in_cipher_std\n\t}}"
1241#endif
059ec3d9 1242 "(Exim $version_number)\n\t"
3e46c1aa 1243 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1244 "id $message_exim_id"
059ec3d9
PH		 1245 "${if def:received_for {\n\tfor $received_for}}"
1246 "\0<---------------Space to patch received_header_text->";
1247
1248int received_headers_max = 30;
1249uschar *received_protocol = NULL;
32dfdf8b 1250struct timeval received_time = { 0, 0 };
306c6c77 1251struct timeval received_time_taken = { 0, 0 };
059ec3d9
PH		 1252uschar *recipient_data = NULL;
1253uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1254uschar *recipient_verify_failure = NULL;
059ec3d9 1255int recipients_count = 0;
059ec3d9
PH		 1256recipient_item *recipients_list = NULL;
1257int recipients_list_max = 0;
1258int recipients_max = 0;
059ec3d9
PH		 1259const pcre *regex_AUTH = NULL;
1260const pcre *regex_check_dns_names = NULL;
1261const pcre *regex_From = NULL;
f1513293 1262const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1263const pcre *regex_PIPELINING = NULL;
1264const pcre *regex_SIZE = NULL;
81344b40 1265#ifndef DISABLE_PIPE_CONNECT
ee8b8090
JH		 1266const pcre *regex_EARLY_PIPE = NULL;
1267#endif
059ec3d9 1268const pcre *regex_ismsgid = NULL;
f38917cc
JH		 1269const pcre *regex_smtp_code = NULL;
1270uschar *regex_vars[REGEX_VARS];
a7cbbf50
PP		 1271#ifdef WHITELIST_D_MACROS
1272const pcre *regex_whitelisted_macro = NULL;
1273#endif
8523533c
TK		 1274#ifdef WITH_CONTENT_SCAN
1275uschar *regex_match_string = NULL;
1276#endif
059ec3d9
PH		 1277int remote_delivery_count = 0;
1278int remote_max_parallel = 2;
1279uschar *remote_sort_domains = NULL;
1280int retry_data_expire = 7*24*60*60;
1281int retry_interval_max = 24*60*60;
1282int retry_maximum_timeout = 0; /* set from retry config */
1283retry_config *retries = NULL;
1284uschar *return_path = NULL;
059ec3d9 1285int rewrite_existflags = 0;
f926e272
JH		 1286uschar *rfc1413_hosts = US"@[]";
1287int rfc1413_query_timeout = 0;
c1d94452 1288uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1289uid_t root_uid = ROOT_UID;
1290
1291router_instance *routers = NULL;
1292router_instance router_defaults = {
f2ed27cf
JH		 1293 .next = NULL,
1294 .name = NULL,
1295 .info = NULL,
1296 .options_block = NULL,
1297 .driver_name = NULL,
059ec3d9 1298
f2ed27cf 1299 .address_data = NULL,
8523533c 1300#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf 1301 .bmi_rule = NULL,
8e669ac1 1302#endif
f2ed27cf
JH		 1303 .cannot_route_message = NULL,
1304 .condition = NULL,
1305 .current_directory = NULL,
1306 .debug_string = NULL,
1307 .domains = NULL,
1308 .errors_to = NULL,
1309 .expand_gid = NULL,
1310 .expand_uid = NULL,
1311 .expand_more = NULL,
1312 .expand_unseen = NULL,
1313 .extra_headers = NULL,
1314 .fallback_hosts = NULL,
1315 .home_directory = NULL,
1316 .ignore_target_hosts = NULL,
1317 .local_parts = NULL,
1318 .pass_router_name = NULL,
1319 .prefix = NULL,
1320 .redirect_router_name = NULL,
1321 .remove_headers = NULL,
1322 .require_files = NULL,
1323 .router_home_directory = NULL,
1324 .self = US"freeze",
1325 .senders = NULL,
1326 .suffix = NULL,
1327 .translate_ip_address = NULL,
1328 .transport_name = NULL,
1329
1330 .address_test = TRUE,
8523533c 1331#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf
JH		 1332 .bmi_deliver_alternate = FALSE,
1333 .bmi_deliver_default = FALSE,
1334 .bmi_dont_deliver = FALSE,
8523533c 1335#endif
f2ed27cf
JH		 1336 .expn = TRUE,
1337 .caseful_local_part = FALSE,
1338 .check_local_user = FALSE,
1339 .disable_logging = FALSE,
1340 .fail_verify_recipient = FALSE,
1341 .fail_verify_sender = FALSE,
1342 .gid_set = FALSE,
1343 .initgroups = FALSE,
1344 .log_as_local = TRUE_UNSET,
1345 .more = TRUE,
1346 .pass_on_timeout = FALSE,
1347 .prefix_optional = FALSE,
1348 .repeat_use = TRUE,
1349 .retry_use_local_part = TRUE_UNSET,
1350 .same_domain_copy_routing = FALSE,
1351 .self_rewrite = FALSE,
fa7b17bd 1352 .set = NULL,
f2ed27cf
JH		 1353 .suffix_optional = FALSE,
1354 .verify_only = FALSE,
1355 .verify_recipient = TRUE,
1356 .verify_sender = TRUE,
1357 .uid_set = FALSE,
1358 .unseen = FALSE,
1359 .dsn_lasthop = FALSE,
1360
1361 .self_code = self_freeze,
1362 .uid = (uid_t)(-1),
1363 .gid = (gid_t)(-1),
1364
1365 .fallback_hostlist = NULL,
1366 .transport = NULL,
1367 .pass_router = NULL,
1368 .redirect_router = NULL,
1369
ab0e957b 1370 .dnssec = { .request= US"*", .require=NULL },
059ec3d9
PH		 1371};
1372
181d9bf8 1373uschar *router_name = NULL;
fa7b17bd 1374tree_node *router_var = NULL;
181d9bf8 1375
059ec3d9 1376ip_address_item *running_interfaces = NULL;
059ec3d9
PH		 1377
1378/* This is a weird one. The following string gets patched in the binary by the
1379script that sets up a copy of Exim for running in the test harness. It seems
1380that compilers are now clever, and share constant strings if they can.
1381Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1382make use of the end of this string in order to save space. So the patching then
8669f003 1383wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1384onto the end of the string. */
1385
1386uschar *running_status = US">>>running<<<" "\0EXTRA";
1387
1388int runrc = 0;
1389
1390uschar *search_error_message = NULL;
059ec3d9
PH		 1391uschar *self_hostname = NULL;
1392uschar *sender_address = NULL;
1393unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1394uschar *sender_address_data = NULL;
059ec3d9
PH		 1395uschar *sender_address_unrewritten = NULL;
1396uschar *sender_data = NULL;
1397unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1398uschar *sender_fullhost = NULL;
1399uschar *sender_helo_name = NULL;
1400uschar **sender_host_aliases = &no_aliases;
1401uschar *sender_host_address = NULL;
1402uschar *sender_host_authenticated = NULL;
c44ff8be 1403uschar *sender_host_auth_pubname = NULL;
059ec3d9
PH		 1404unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1405uschar *sender_host_name = NULL;
1406int sender_host_port = 0;
059ec3d9 1407uschar *sender_ident = NULL;
870f6ba8
TF		 1408uschar *sender_rate = NULL;
1409uschar *sender_rate_limit = NULL;
1410uschar *sender_rate_period = NULL;
059ec3d9 1411uschar *sender_rcvhost = NULL;
059ec3d9 1412uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1413uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1414address_item *sender_verified_list = NULL;
1415address_item *sender_verified_failed = NULL;
1416int sender_verified_rc = -1;
41c7c167
PH		 1417uschar *sending_ip_address = NULL;
1418int sending_port = -1;
cd59ab18 1419SIGNAL_BOOL sigalrm_seen = FALSE;
c2a1bba0 1420const uschar *sigalarm_setter = NULL;
059ec3d9 1421uschar **sighup_argv = NULL;
846430d9 1422int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9 1423int smtp_accept_count = 0;
059ec3d9
PH		 1424int smtp_accept_max = 20;
1425int smtp_accept_max_nonmail= 10;
1426uschar *smtp_accept_max_nonmail_hosts = US"*";
1427int smtp_accept_max_per_connection = 1000;
1428uschar *smtp_accept_max_per_host = NULL;
1429int smtp_accept_queue = 0;
1430int smtp_accept_queue_per_connection = 10;
1431int smtp_accept_reserve = 0;
1432uschar *smtp_active_hostname = NULL;
1f5b4c3d 1433uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1434 "Exim $version_number $tod_full"
1435 "\0<---------------Space to patch smtp_banner->";
b4ed4da0 1436int smtp_ch_index = 0;
3ee512ff
PH		 1437uschar *smtp_cmd_argument = NULL;
1438uschar *smtp_cmd_buffer = NULL;
0f1a8658 1439struct timeval smtp_connection_start = {0,0};
b4ed4da0 1440uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1441int smtp_connect_backlog = 20;
1442double smtp_delay_mail = 0.0;
1443double smtp_delay_rcpt = 0.0;
059ec3d9 1444FILE *smtp_in = NULL;
059ec3d9
PH		 1445int smtp_load_reserve = -1;
1446int smtp_mailcmd_count = 0;
1447FILE *smtp_out = NULL;
1448uschar *smtp_etrn_command = NULL;
059ec3d9
PH		 1449int smtp_max_synprot_errors= 3;
1450int smtp_max_unknown_commands = 3;
8f128379 1451uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1452uschar *smtp_ratelimit_hosts = NULL;
1453uschar *smtp_ratelimit_mail = NULL;
1454uschar *smtp_ratelimit_rcpt = NULL;
1455uschar *smtp_read_error = US"";
1456int smtp_receive_timeout = 5*60;
1ad6489e 1457uschar *smtp_receive_timeout_s = NULL;
059ec3d9 1458uschar *smtp_reserve_hosts = NULL;
059ec3d9
PH		 1459int smtp_rlm_base = 0;
1460double smtp_rlm_factor = 0.0;
1461int smtp_rlm_limit = 0;
1462int smtp_rlm_threshold = INT_MAX;
1463int smtp_rlr_base = 0;
1464double smtp_rlr_factor = 0.0;
1465int smtp_rlr_limit = 0;
1466int smtp_rlr_threshold = INT_MAX;
2d14f397
JH		 1467unsigned smtp_peer_options = 0;
1468unsigned smtp_peer_options_wrap= 0;
8c5d388a 1469#ifdef SUPPORT_I18N
9d4319df 1470uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1471#endif
8523533c
TK		 1472
1473#ifdef WITH_CONTENT_SCAN
1474uschar *spamd_address = US"127.0.0.1 783";
1475uschar *spam_bar = NULL;
1476uschar *spam_report = NULL;
c5f280e2 1477uschar *spam_action = NULL;
8523533c
TK		 1478uschar *spam_score = NULL;
1479uschar *spam_score_int = NULL;
1480#endif
7952eef9 1481#ifdef SUPPORT_SPF
65a7d8c3 1482uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1483uschar *spf_header_comment = NULL;
1484uschar *spf_received = NULL;
1485uschar *spf_result = NULL;
1486uschar *spf_smtp_comment = NULL;
1487#endif
1488
1bd642c2 1489FILE *spool_data_file = NULL;
059ec3d9
PH		 1490uschar *spool_directory = US SPOOL_DIRECTORY
1491 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1492#ifdef EXPERIMENTAL_SRS
1493uschar *srs_config = NULL;
1494uschar *srs_db_address = NULL;
1495uschar *srs_db_key = NULL;
384152a6
TK		 1496int srs_hashlength = 6;
1497int srs_hashmin = -1;
1498int srs_maxage = 31;
8523533c
TK		 1499uschar *srs_orig_recipient = NULL;
1500uschar *srs_orig_sender = NULL;
1501uschar *srs_recipient = NULL;
384152a6 1502uschar *srs_secrets = NULL;
8523533c 1503uschar *srs_status = NULL;
8e669ac1 1504#endif
7ef88aa0
JH		 1505#ifdef EXPERIMENTAL_SRS_NATIVE
1506uschar *srs_recipient = NULL;
1507#endif
059ec3d9 1508int string_datestamp_offset= -1;
f1e5fef5
PP		 1509int string_datestamp_length= 0;
1510int string_datestamp_type = -1;
059ec3d9 1511uschar *submission_domain = NULL;
2fe1a124 1512uschar *submission_name = NULL;
059ec3d9
PH		 1513int syslog_facility = LOG_MAIL;
1514uschar *syslog_processname = US"exim";
059ec3d9
PH		 1515uschar *system_filter = NULL;
1516
1517uschar *system_filter_directory_transport = NULL;
1518uschar *system_filter_file_transport = NULL;
1519uschar *system_filter_pipe_transport = NULL;
1520uschar *system_filter_reply_transport = NULL;
1521
1522gid_t system_filter_gid = 0;
79d4bc3d 1523uid_t system_filter_uid = (uid_t)-1;
059ec3d9 1524
0ab63f3d 1525blob tcp_fastopen_nodata = { .data = NULL, .len = 0 };
06e272a3 1526tfo_state_t tcp_out_fastopen = TFO_NOT_USED;
5dc43717
JJ		 1527#ifdef USE_TCP_WRAPPERS
1528uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1529#endif
8669f003 1530int test_harness_load_avg = 0;
059ec3d9
PH		 1531int thismessage_size_limit = 0;
1532int timeout_frozen_after = 0;
9f01e50d
JH		 1533#ifdef MEASURE_TIMING
1534struct timeval timestamp_startup;
1535#endif
059ec3d9
PH		 1536
1537transport_instance *transports = NULL;
1538
1539transport_instance transport_defaults = {
f2ed27cf
JH		 1540 .next = NULL,
1541 .name = NULL,
1542 .info = NULL,
1543 .options_block = NULL,
1544 .driver_name = NULL,
1545 .setup = NULL,
1546 .batch_max = 1,
1547 .batch_id = NULL,
1548 .home_dir = NULL,
1549 .current_dir = NULL,
1550 .expand_multi_domain = NULL,
1551 .multi_domain = TRUE,
1552 .overrides_hosts = FALSE,
1553 .max_addresses = 100,
1554 .connection_max_messages = 500,
1555 .deliver_as_creator = FALSE,
1556 .disable_logging = FALSE,
1557 .initgroups = FALSE,
1558 .uid_set = FALSE,
1559 .gid_set = FALSE,
1560 .uid = (uid_t)(-1),
1561 .gid = (gid_t)(-1),
1562 .expand_uid = NULL,
1563 .expand_gid = NULL,
1564 .warn_message = NULL,
1565 .shadow = NULL,
1566 .shadow_condition = NULL,
1567 .filter_command = NULL,
1568 .add_headers = NULL,
1569 .remove_headers = NULL,
1570 .return_path = NULL,
1571 .debug_string = NULL,
1572 .max_parallel = NULL,
1573 .message_size_limit = NULL,
1574 .headers_rewrite = NULL,
1575 .rewrite_rules = NULL,
1576 .rewrite_existflags = 0,
1577 .filter_timeout = 300,
1578 .body_only = FALSE,
1579 .delivery_date_add = FALSE,
1580 .envelope_to_add = FALSE,
1581 .headers_only = FALSE,
1582 .rcpt_include_affixes = FALSE,
1583 .return_path_add = FALSE,
1584 .return_output = FALSE,
1585 .return_fail_output = FALSE,
1586 .log_output = FALSE,
1587 .log_fail_output = FALSE,
1588 .log_defer_output = FALSE,
1589 .retry_use_local_part = TRUE_UNSET, /* retry_use_local_part: BOOL, but set neither
1590 1 nor 0 so can detect unset */
0cbf2b82 1591#ifndef DISABLE_EVENT
f2ed27cf 1592 .event_action = NULL
533aaf91 1593#endif
059ec3d9
PH		 1594};
1595
1596int transport_count;
181d9bf8 1597uschar *transport_name = NULL;
332f5cf3 1598int transport_newlines;
55414b25 1599const uschar **transport_filter_argv = NULL;
059ec3d9
PH		 1600int transport_filter_timeout;
1601int transport_write_timeout= 0;
1602
1603tree_node *tree_dns_fails = NULL;
1604tree_node *tree_duplicates = NULL;
1605tree_node *tree_nonrecipients = NULL;
1606tree_node *tree_unusable = NULL;
1607
059ec3d9
PH		 1608gid_t *trusted_groups = NULL;
1609uid_t *trusted_users = NULL;
1610uschar *timezone_string = US TIMEZONE_DEFAULT;
1611
1612uschar *unknown_login = NULL;
1613uschar *unknown_username = NULL;
1614uschar *untrusted_set_sender = NULL;
1615
1616/* A regex for matching a "From_" line in an incoming message, in the form
1617
1618 From ph10 Fri Jan 5 12:35 GMT 1996
1619
1620which the "mail" commands send to the MTA (undocumented, of course), or in
1621the form
1622
1623 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1624
1625which is apparently used by some UUCPs, despite it not being in RFC 976.
1626Because of variations in time formats, just match up to the minutes. That
1627should be sufficient. Examples have been seen of time fields like 12:1:03,
1628so just require one digit for hours and minutes. The weekday is also absent
1629in some forms. */
1630
1631uschar *uucp_from_pattern = US
1632 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1633 "(?:" /* Non-extracting bracket */
1634 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1635 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1636 ")" /* End alternation */
1637 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1638
1639uschar *uucp_from_sender = US"$1";
1640
aec45841 1641uschar *verify_mode = NULL;
f45100a3 1642uschar *version_copyright =
f9ba5e22 1643 US"Copyright (c) University of Cambridge, 1995 - 2018\n"
c45e9ca1 1644 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018";
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PH		 1645uschar *version_date = US"?";
1646uschar *version_cnumber = US"????";
1647uschar *version_string = US"?";
1648
aec45841 1649uschar *warn_message_file = NULL;
059ec3d9 1650int warning_count = 0;
aec45841
JH		 1651uschar *warnmsg_delay = NULL;
1652uschar *warnmsg_recipients = NULL;
aec45841 1653
059ec3d9
PH		 1654
1655/* End of globals.c */
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