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[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 */
1e1ddfac 6/* Copyright (c) The Exim Maintainers 2020 */
059ec3d9
PH		 7/* See the file NOTICE for conditions of use and distribution. */
8
9/* All the global variables are defined together in this one module, so
10that they are easy to find. */
11
12#include "exim.h"
13
14
059ec3d9
PH		 15/* Generic options for auths, all of which live inside auth_instance
16data blocks and hence have the opt_public flag set. */
17
18optionlist optionlist_auths[] = {
6c512171 19 { "client_condition", opt_stringptr | opt_public,
13a4b4c1 20 OPT_OFF(auth_instance, client_condition) },
6f123593 21 { "client_set_id", opt_stringptr | opt_public,
13a4b4c1 22 OPT_OFF(auth_instance, set_client_id) },
059ec3d9 23 { "driver", opt_stringptr | opt_public,
13a4b4c1 24 OPT_OFF(auth_instance, driver_name) },
059ec3d9 25 { "public_name", opt_stringptr | opt_public,
13a4b4c1 26 OPT_OFF(auth_instance, public_name) },
059ec3d9 27 { "server_advertise_condition", opt_stringptr | opt_public,
13a4b4c1 28 OPT_OFF(auth_instance, advertise_condition)},
16ff981e 29 { "server_condition", opt_stringptr | opt_public,
13a4b4c1 30 OPT_OFF(auth_instance, server_condition) },
059ec3d9 31 { "server_debug_print", opt_stringptr | opt_public,
13a4b4c1 32 OPT_OFF(auth_instance, server_debug_string) },
059ec3d9 33 { "server_mail_auth_condition", opt_stringptr | opt_public,
13a4b4c1 34 OPT_OFF(auth_instance, mail_auth_condition) },
059ec3d9 35 { "server_set_id", opt_stringptr | opt_public,
13a4b4c1 36 OPT_OFF(auth_instance, set_id) }
059ec3d9
PH		 37};
38
c0b9d3e8 39int optionlist_auths_size = nelem(optionlist_auths);
059ec3d9
PH		 40
41/* An empty host aliases list. */
42
43uschar *no_aliases = NULL;
44
45
46/* For comments on these variables, see globals.h. I'm too idle to
47duplicate them here... */
48
49#ifdef EXIM_PERL
50uschar *opt_perl_startup = NULL;
51BOOL opt_perl_at_start = FALSE;
52BOOL opt_perl_started = FALSE;
2f680c0c 53BOOL opt_perl_taintmode = FALSE;
059ec3d9
PH		 54#endif
55
1a46a8c5
PH		 56#ifdef EXPAND_DLFUNC
57tree_node *dlobj_anchor = NULL;
58#endif
59
059ec3d9
PH		 60#ifdef LOOKUP_IBASE
61uschar *ibase_servers = NULL;
62#endif
63
64#ifdef LOOKUP_LDAP
bc19a55b
PP		 65uschar *eldap_ca_cert_dir = NULL;
66uschar *eldap_ca_cert_file = NULL;
67uschar *eldap_cert_file = NULL;
68uschar *eldap_cert_key = NULL;
69uschar *eldap_cipher_suite = NULL;
059ec3d9 70uschar *eldap_default_servers = NULL;
bc19a55b 71uschar *eldap_require_cert = NULL;
059ec3d9 72int eldap_version = -1;
bc19a55b 73BOOL eldap_start_tls = FALSE;
059ec3d9
PH		 74#endif
75
76#ifdef LOOKUP_MYSQL
77uschar *mysql_servers = NULL;
78#endif
79
80#ifdef LOOKUP_ORACLE
81uschar *oracle_servers = NULL;
82#endif
83
84#ifdef LOOKUP_PGSQL
85uschar *pgsql_servers = NULL;
86#endif
87
de78e2d5 88#ifdef LOOKUP_REDIS
9bdd29ad
TL		 89uschar *redis_servers = NULL;
90#endif
91
31480e42 92#ifdef LOOKUP_SQLITE
298849d8 93uschar *sqlite_dbfile = NULL;
31480e42
PH		 94int sqlite_lock_timeout = 5;
95#endif
96
059ec3d9
PH		 97#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
98BOOL move_frozen_messages = FALSE;
99#endif
100
101/* These variables are outside the #ifdef because it keeps the code less
102cluttered in several places (e.g. during logging) if we can always refer to
74f1a423
JH		 103them. Also, the tls_ variables are now always visible. Note that these are
104only used for smtp connections, not for service-daemon access. */
059ec3d9 105
817d9f57 106tls_support tls_in = {
b10c87b3
JH		 107 .active = {.sock = -1}
108 /* all other elements zero */
817d9f57
JH		 109};
110tls_support tls_out = {
74f1a423 111 .active = {.sock = -1},
b10c87b3 112 /* all other elements zero */
817d9f57
JH		 113};
114
6c1c3d1d
WB		 115uschar *dsn_envid = NULL;
116int dsn_ret = 0;
117const pcre *regex_DSN = NULL;
6c1c3d1d 118uschar *dsn_advertise_hosts = NULL;
059ec3d9 119
01603eec 120#ifndef DISABLE_TLS
e6060e2c 121BOOL gnutls_compat_mode = FALSE;
2519e60d 122BOOL gnutls_allow_auto_pkcs11 = FALSE;
77bb000f 123uschar *openssl_options = NULL;
059ec3d9 124const pcre *regex_STARTTLS = NULL;
23f3dc67 125uschar *tls_advertise_hosts = US"*";
059ec3d9
PH		 126uschar *tls_certificate = NULL;
127uschar *tls_crl = NULL;
3375e053
PP		 128/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
129that's the interop problem which has been observed: GnuTLS suggesting a higher
130bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
131int tls_dh_max_bits = 2236;
059ec3d9 132uschar *tls_dhparam = NULL;
8e53a4fc 133uschar *tls_eccurve = US"auto";
23f3dc67 134# ifndef DISABLE_OCSP
3f7eeb86 135uschar *tls_ocsp_file = NULL;
23f3dc67 136# endif
059ec3d9
PH		 137uschar *tls_privatekey = NULL;
138BOOL tls_remember_esmtp = FALSE;
139uschar *tls_require_ciphers = NULL;
b10c87b3
JH		 140# ifdef EXPERIMENTAL_TLS_RESUME
141uschar *tls_resumption_hosts = NULL;
142# endif
059ec3d9 143uschar *tls_try_verify_hosts = NULL;
0e0f3f56 144uschar *tls_verify_certificates= US"system";
059ec3d9 145uschar *tls_verify_hosts = NULL;
01603eec 146#else /*DISABLE_TLS*/
23f3dc67 147uschar *tls_advertise_hosts = NULL;
059ec3d9
PH		 148#endif
149
8ccd00b1 150#ifndef DISABLE_PRDR
fd98a5c6
JH		 151/* Per Recipient Data Response variables */
152BOOL prdr_enable = FALSE;
153BOOL prdr_requested = FALSE;
154const pcre *regex_PRDR = NULL;
155#endif
059ec3d9 156
8c5d388a 157#ifdef SUPPORT_I18N
7ade712c
JH		 158const pcre *regex_UTF8 = NULL;
159#endif
160
059ec3d9
PH		 161/* Input-reading functions for messages, so we can use special ones for
162incoming TCP/IP. The defaults use stdin. We never need these for any
163stand-alone tests. */
164
d185889f 165#if !defined(STAND_ALONE) && !defined(MACRO_PREDEF)
bd8fbe36 166int (*lwr_receive_getc)(unsigned) = stdin_getc;
0d81dabc 167uschar * (*lwr_receive_getbuf)(unsigned *) = NULL;
7e3ce68e 168int (*lwr_receive_ungetc)(int) = stdin_ungetc;
bd8fbe36 169int (*receive_getc)(unsigned) = stdin_getc;
0d81dabc 170uschar * (*receive_getbuf)(unsigned *) = NULL;
584e96c6 171void (*receive_get_cache)(void)= NULL;
059ec3d9
PH		 172int (*receive_ungetc)(int) = stdin_ungetc;
173int (*receive_feof)(void) = stdin_feof;
174int (*receive_ferror)(void) = stdin_ferror;
58eb016e 175BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 176#endif
177
178
179/* List of per-address expansion variables for clearing and saving/restoring
180when verifying one address while routing/verifying another. We have to have
181the size explicit, because it is referenced from more than one module. */
182
55414b25
JH		 183const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
184 CUSS &deliver_address_data,
185 CUSS &deliver_domain,
186 CUSS &deliver_domain_data,
187 CUSS &deliver_domain_orig,
188 CUSS &deliver_domain_parent,
189 CUSS &deliver_localpart,
190 CUSS &deliver_localpart_data,
191 CUSS &deliver_localpart_orig,
192 CUSS &deliver_localpart_parent,
193 CUSS &deliver_localpart_prefix,
194 CUSS &deliver_localpart_suffix,
195 CUSS (uschar **)(&deliver_recipients),
196 CUSS &deliver_host,
197 CUSS &deliver_home,
198 CUSS &address_file,
199 CUSS &address_pipe,
200 CUSS &self_hostname,
059ec3d9
PH		 201 NULL };
202
203int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
204
8768d548
JH		 205/******************************************************************************/
206/* General global variables. Boolean flags are done as a group
207so that only one bit each is needed, packed, for all those we never
208need to take a pointer - and only a char for the rest.
209This means a struct, unfortunately since it clutters the sourcecode. */
210
211struct global_flags f =
212{
213 .acl_temp_details = FALSE,
214 .active_local_from_check = FALSE,
215 .active_local_sender_retain = FALSE,
216 .address_test_mode = FALSE,
217 .admin_user = FALSE,
218 .allow_auth_unadvertised= FALSE,
219 .allow_unqualified_recipient = TRUE, /* For local messages */
220 .allow_unqualified_sender = TRUE, /* Reset for SMTP */
221 .authentication_local = FALSE,
222
223 .background_daemon = TRUE,
224
225 .chunking_offered = FALSE,
226 .config_changed = FALSE,
227 .continue_more = FALSE,
228
229 .daemon_listen = FALSE,
230 .debug_daemon = FALSE,
231 .deliver_firsttime = FALSE,
232 .deliver_force = FALSE,
233 .deliver_freeze = FALSE,
234 .deliver_force_thaw = FALSE,
235 .deliver_manual_thaw = FALSE,
236 .deliver_selectstring_regex = FALSE,
237 .deliver_selectstring_sender_regex = FALSE,
238 .disable_callout_flush = FALSE,
239 .disable_delay_flush = FALSE,
240 .disable_logging = FALSE,
241#ifndef DISABLE_DKIM
242 .dkim_disable_verify = FALSE,
d85cdeb5 243 .dkim_init_done = FALSE,
8768d548 244#endif
1a2e76e1 245#ifdef SUPPORT_DMARC
8768d548
JH		 246 .dmarc_has_been_checked = FALSE,
247 .dmarc_disable_verify = FALSE,
248 .dmarc_enable_forensic = FALSE,
249#endif
250 .dont_deliver = FALSE,
251 .dot_ends = TRUE,
252
253 .enable_dollar_recipients = FALSE,
254 .expand_string_forcedfail = FALSE,
255
256 .filter_running = FALSE,
257
258 .header_rewritten = FALSE,
259 .helo_verified = FALSE,
260 .helo_verify_failed = FALSE,
261 .host_checking_callout = FALSE,
262 .host_find_failed_syntax= FALSE,
263
264 .inetd_wait_mode = FALSE,
265 .is_inetd = FALSE,
266
267 .local_error_message = FALSE,
268 .log_testing_mode = FALSE,
269
270#ifdef WITH_CONTENT_SCAN
271 .no_mbox_unspool = FALSE,
272#endif
273 .no_multiline_responses = FALSE,
274
275 .parse_allow_group = FALSE,
276 .parse_found_group = FALSE,
277 .pipelining_enable = TRUE,
278#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
279 .proxy_session_failed = FALSE,
280#endif
281
282 .queue_2stage = FALSE,
283 .queue_only_policy = FALSE,
284 .queue_run_first_delivery = FALSE,
285 .queue_run_force = FALSE,
286 .queue_run_local = FALSE,
287 .queue_running = FALSE,
288 .queue_smtp = FALSE,
289
290 .really_exim = TRUE,
291 .receive_call_bombout = FALSE,
292 .recipients_discarded = FALSE,
8768d548
JH		 293 .running_in_test_harness = FALSE,
294
295 .search_find_defer = FALSE,
296 .sender_address_forced = FALSE,
297 .sender_host_notsocket = FALSE,
298 .sender_host_unknown = FALSE,
299 .sender_local = FALSE,
300 .sender_name_forced = FALSE,
301 .sender_set_untrusted = FALSE,
8768d548 302 .smtp_authenticated = FALSE,
81344b40 303#ifndef DISABLE_PIPE_CONNECT
ee8b8090
JH		 304 .smtp_in_early_pipe_advertised = FALSE,
305 .smtp_in_early_pipe_no_auth = FALSE,
306 .smtp_in_early_pipe_used = FALSE,
307#endif
8768d548
JH		 308 .smtp_in_pipelining_advertised = FALSE,
309 .smtp_in_pipelining_used = FALSE,
310 .spool_file_wireformat = FALSE,
311 .submission_mode = FALSE,
312 .suppress_local_fixups = FALSE,
313 .suppress_local_fixups_default = FALSE,
314 .synchronous_delivery = FALSE,
315 .system_filtering = FALSE,
316
36eb5d3d 317 .taint_check_slow = FALSE,
ff966302 318 .testsuite_delays = TRUE,
8768d548
JH		 319 .tcp_fastopen_ok = FALSE,
320 .tcp_in_fastopen = FALSE,
ee8b8090 321 .tcp_in_fastopen_data = FALSE,
8768d548
JH		 322 .tcp_in_fastopen_logged = FALSE,
323 .tcp_out_fastopen_logged= FALSE,
324 .timestamps_utc = FALSE,
325 .transport_filter_timed_out = FALSE,
326 .trusted_caller = FALSE,
327 .trusted_config = TRUE,
328};
329
330/******************************************************************************/
331/* These are the flags which are either variables or mainsection options,
332so an address is needed for access, or are exported to local_scan. */
333
334BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
335BOOL allow_domain_literals = FALSE;
336BOOL allow_mx_to_ip = FALSE;
337BOOL allow_utf8_domains = FALSE;
338BOOL authentication_failed = FALSE;
339
340BOOL bounce_return_body = TRUE;
341BOOL bounce_return_message = TRUE;
342BOOL check_rfc2047_length = TRUE;
343BOOL commandline_checks_require_admin = FALSE;
344
345#ifdef EXPERIMENTAL_DCC
346BOOL dcc_direct_add_header = FALSE;
347#endif
348BOOL debug_store = FALSE;
349BOOL delivery_date_remove = TRUE;
350BOOL deliver_drop_privilege = FALSE;
351#ifdef ENABLE_DISABLE_FSYNC
352BOOL disable_fsync = FALSE;
353#endif
354BOOL disable_ipv6 = FALSE;
355BOOL dns_csa_use_reverse = TRUE;
356BOOL drop_cr = FALSE; /* No longer used */
357
358BOOL envelope_to_remove = TRUE;
359BOOL exim_gid_set = TRUE; /* This gid is always set */
360BOOL exim_uid_set = TRUE; /* This uid is always set */
361BOOL extract_addresses_remove_arguments = TRUE;
362
363BOOL host_checking = FALSE;
364BOOL host_lookup_deferred = FALSE;
365BOOL host_lookup_failed = FALSE;
366BOOL ignore_fromline_local = FALSE;
367
368BOOL local_from_check = TRUE;
369BOOL local_sender_retain = FALSE;
370BOOL log_timezone = FALSE;
371BOOL message_body_newlines = FALSE;
372BOOL message_logs = TRUE;
373#ifdef SUPPORT_I18N
374BOOL message_smtputf8 = FALSE;
375#endif
376BOOL mua_wrapper = FALSE;
377
378BOOL preserve_message_logs = FALSE;
379BOOL print_topbitchars = FALSE;
380BOOL prod_requires_admin = TRUE;
381#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
382BOOL proxy_session = FALSE;
383#endif
384
ff966302
JH		 385#ifdef EXPERIMENTAL_QUEUE_RAMP
386BOOL queue_fast_ramp = FALSE;
387#endif
8768d548
JH		 388BOOL queue_list_requires_admin = TRUE;
389BOOL queue_only = FALSE;
390BOOL queue_only_load_latch = TRUE;
391BOOL queue_only_override = TRUE;
392BOOL queue_run_in_order = FALSE;
393BOOL recipients_max_reject = FALSE;
394BOOL return_path_remove = TRUE;
395
396BOOL smtp_batched_input = FALSE;
397BOOL sender_helo_dnssec = FALSE;
398BOOL sender_host_dnssec = FALSE;
399BOOL smtp_accept_keepalive = TRUE;
400BOOL smtp_check_spool_space = TRUE;
401BOOL smtp_enforce_sync = TRUE;
402BOOL smtp_etrn_serialize = TRUE;
403BOOL smtp_input = FALSE;
404BOOL smtp_return_error_details = FALSE;
405#ifdef SUPPORT_SPF
406BOOL spf_result_guessed = FALSE;
407#endif
408BOOL split_spool_directory = FALSE;
409BOOL spool_wireformat = FALSE;
410#ifdef EXPERIMENTAL_SRS
411BOOL srs_usehash = TRUE;
412BOOL srs_usetimestamp = TRUE;
413#endif
414BOOL strict_acl_vars = FALSE;
415BOOL strip_excess_angle_brackets = FALSE;
416BOOL strip_trailing_dot = FALSE;
417BOOL syslog_duplication = TRUE;
418BOOL syslog_pid = TRUE;
419BOOL syslog_timestamp = TRUE;
420BOOL system_filter_gid_set = FALSE;
421BOOL system_filter_uid_set = FALSE;
422
423BOOL tcp_nodelay = TRUE;
424BOOL write_rejectlog = TRUE;
425
426/******************************************************************************/
059ec3d9 427
71fafd95 428header_line *acl_added_headers = NULL;
059ec3d9 429tree_node *acl_anchor = NULL;
525239c1
JH		 430uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
431 NULL, NULL, NULL, NULL};
432int acl_narg = 0;
8f128379 433
e1d04f48
JH		 434int acl_level = 0;
435
059ec3d9 436uschar *acl_not_smtp = NULL;
54cdb463
PH		 437#ifdef WITH_CONTENT_SCAN
438uschar *acl_not_smtp_mime = NULL;
439#endif
45b91596 440uschar *acl_not_smtp_start = NULL;
e7568d51 441uschar *acl_removed_headers = NULL;
059ec3d9
PH		 442uschar *acl_smtp_auth = NULL;
443uschar *acl_smtp_connect = NULL;
444uschar *acl_smtp_data = NULL;
8ccd00b1 445#ifndef DISABLE_PRDR
ad07e9ad 446uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 447#endif
80a47a2c
TK		 448#ifndef DISABLE_DKIM
449uschar *acl_smtp_dkim = NULL;
450#endif
059ec3d9
PH		 451uschar *acl_smtp_etrn = NULL;
452uschar *acl_smtp_expn = NULL;
453uschar *acl_smtp_helo = NULL;
454uschar *acl_smtp_mail = NULL;
455uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 456#ifdef WITH_CONTENT_SCAN
457uschar *acl_smtp_mime = NULL;
458#endif
8f128379 459uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 460uschar *acl_smtp_predata = NULL;
461uschar *acl_smtp_quit = NULL;
462uschar *acl_smtp_rcpt = NULL;
463uschar *acl_smtp_starttls = NULL;
464uschar *acl_smtp_vrfy = NULL;
8f128379 465
38a0a95f
PH		 466tree_node *acl_var_c = NULL;
467tree_node *acl_var_m = NULL;
059ec3d9 468uschar *acl_verify_message = NULL;
059ec3d9
PH		 469string_item *acl_warn_logged = NULL;
470
471/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
472error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
473
474uschar *acl_wherenames[] = { US"RCPT",
475 US"MAIL",
476 US"PREDATA",
8523533c 477 US"MIME",
80a47a2c 478 US"DKIM",
059ec3d9 479 US"DATA",
8ccd00b1 480#ifndef DISABLE_PRDR
fd98a5c6
JH		 481 US"PRDR",
482#endif
059ec3d9
PH		 483 US"non-SMTP",
484 US"AUTH",
485 US"connection",
486 US"ETRN",
487 US"EXPN",
488 US"EHLO or HELO",
489 US"MAILAUTH",
45b91596 490 US"non-SMTP-start",
8f128379 491 US"NOTQUIT",
059ec3d9
PH		 492 US"QUIT",
493 US"STARTTLS",
723c72e6 494 US"VRFY",
faa05a93
JH		 495 US"delivery",
496 US"unknown"
059ec3d9
PH		 497 };
498
a5bd321b
PH		 499uschar *acl_wherecodes[] = { US"550", /* RCPT */
500 US"550", /* MAIL */
501 US"550", /* PREDATA */
502 US"550", /* MIME */
80a47a2c 503 US"550", /* DKIM */
a5bd321b 504 US"550", /* DATA */
8ccd00b1 505#ifndef DISABLE_PRDR
fd98a5c6
JH		 506 US"550", /* RCPT PRDR */
507#endif
a5bd321b
PH		 508 US"0", /* not SMTP; not relevant */
509 US"503", /* AUTH */
510 US"550", /* connect */
511 US"458", /* ETRN */
512 US"550", /* EXPN */
513 US"550", /* HELO/EHLO */
514 US"0", /* MAILAUTH; not relevant */
515 US"0", /* not SMTP; not relevant */
8f128379 516 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 517 US"0", /* QUIT; not relevant */
518 US"550", /* STARTTLS */
723c72e6 519 US"252", /* VRFY */
faa05a93 520 US"0", /* delivery; not relevant */
723c72e6 521 US"0" /* unknown; not relevant */
059ec3d9 522 };
8e669ac1 523
bc3c7bb7 524uschar *add_environment = NULL;
059ec3d9
PH		 525address_item *addr_duplicate = NULL;
526
527address_item address_defaults = {
f2ed27cf
JH		 528 .next = NULL,
529 .parent = NULL,
530 .first = NULL,
531 .dupof = NULL,
532 .start_router = NULL,
533 .router = NULL,
534 .transport = NULL,
535 .host_list = NULL,
536 .host_used = NULL,
537 .fallback_hosts = NULL,
538 .reply = NULL,
539 .retries = NULL,
540 .address = NULL,
541 .unique = NULL,
542 .cc_local_part = NULL,
543 .lc_local_part = NULL,
544 .local_part = NULL,
545 .prefix = NULL,
759502e5 546 .prefix_v = NULL,
f2ed27cf 547 .suffix = NULL,
759502e5 548 .suffix_v = NULL,
f2ed27cf
JH		 549 .domain = NULL,
550 .address_retry_key = NULL,
551 .domain_retry_key = NULL,
552 .current_dir = NULL,
553 .home_dir = NULL,
554 .message = NULL,
555 .user_message = NULL,
556 .onetime_parent = NULL,
557 .pipe_expandn = NULL,
558 .return_filename = NULL,
559 .self_hostname = NULL,
560 .shadow_message = NULL,
01603eec 561#ifndef DISABLE_TLS
f2ed27cf
JH		 562 .cipher = NULL,
563 .ourcert = NULL,
564 .peercert = NULL,
565 .peerdn = NULL,
566 .ocsp = OCSP_NOT_REQ,
895fbaf2
JH		 567#endif
568#ifdef EXPERIMENTAL_DSN_INFO
f2ed27cf
JH		 569 .smtp_greeting = NULL,
570 .helo_response = NULL,
895fbaf2 571#endif
f2ed27cf
JH		 572 .authenticator = NULL,
573 .auth_id = NULL,
574 .auth_sndr = NULL,
575 .dsn_orcpt = NULL,
576 .dsn_flags = 0,
577 .dsn_aware = 0,
578 .uid = (uid_t)(-1),
579 .gid = (gid_t)(-1),
7eb0e5d2 580 .flags = { 0 },
f2ed27cf
JH		 581 .domain_cache = { 0 }, /* domain_cache - any larger array should be zeroed */
582 .localpart_cache = { 0 }, /* localpart_cache - ditto */
583 .mode = -1,
584 .more_errno = 0,
a55697ac 585 .delivery_time = {.tv_sec = 0, .tv_usec = 0},
f2ed27cf
JH		 586 .basic_errno = ERRNO_UNKNOWNERROR,
587 .child_count = 0,
588 .return_file = -1,
589 .special_action = SPECIAL_NONE,
590 .transport_return = DEFER,
591 .prop = { /* fields that are propagated to children */
592 .address_data = NULL,
593 .domain_data = NULL,
594 .localpart_data = NULL,
595 .errors_address = NULL,
596 .extra_headers = NULL,
597 .remove_headers = NULL,
b4f579d1 598 .variables = NULL,
384152a6 599#ifdef EXPERIMENTAL_SRS
f2ed27cf 600 .srs_sender = NULL,
7ade712c 601#endif
a5853d7c 602 .ignore_error = FALSE,
8c5d388a 603#ifdef SUPPORT_I18N
f2ed27cf
JH		 604 .utf8_msg = FALSE,
605 .utf8_downcvt = FALSE,
606 .utf8_downcvt_maybe = FALSE
384152a6 607#endif
059ec3d9
PH		 608 }
609};
610
611uschar *address_file = NULL;
612uschar *address_pipe = NULL;
059ec3d9
PH		 613tree_node *addresslist_anchor = NULL;
614int addresslist_count = 0;
615gid_t *admin_groups = NULL;
617d3932
JH		 616
617#ifdef EXPERIMENTAL_ARC
618struct arc_set *arc_received = NULL;
619int arc_received_instance = 0;
620int arc_oldest_pass = 0;
621const uschar *arc_state = NULL;
93c931f8 622const uschar *arc_state_reason = NULL;
617d3932
JH		 623#endif
624
2d07a215 625uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 626uschar *authenticated_id = NULL;
627uschar *authenticated_sender = NULL;
059ec3d9
PH		 628auth_instance *auths = NULL;
629uschar *auth_advertise_hosts = US"*";
630auth_instance auth_defaults = {
f2ed27cf
JH		 631 .next = NULL,
632 .name = NULL,
633 .info = NULL,
634 .options_block = NULL,
635 .driver_name = NULL,
636 .advertise_condition = NULL,
637 .client_condition = NULL,
638 .public_name = NULL,
639 .set_id = NULL,
640 .set_client_id = NULL,
641 .mail_auth_condition = NULL,
642 .server_debug_string = NULL,
643 .server_condition = NULL,
644 .client = FALSE,
645 .server = FALSE,
646 .advertised = FALSE
059ec3d9
PH		 647};
648
649uschar *auth_defer_msg = US"reason not recorded";
650uschar *auth_defer_user_msg = US"";
f78eb7c6 651uschar *auth_vars[AUTH_VARS];
059ec3d9 652int auto_thaw = 0;
8523533c 653#ifdef WITH_CONTENT_SCAN
8768d548 654int av_failed = FALSE; /* boolean but accessed as vtype_int*/
8523533c
TK		 655uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
656#endif
059ec3d9 657
9a799bc0 658#if BASE_62 == 62
059ec3d9
PH		 659uschar *base62_chars=
660 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 661#else
662uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
663#endif
664
059ec3d9
PH		 665uschar *bi_command = NULL;
666uschar *big_buffer = NULL;
667int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 668#ifdef EXPERIMENTAL_BRIGHTMAIL
669uschar *bmi_alt_location = NULL;
670uschar *bmi_base64_tracker_verdict = NULL;
671uschar *bmi_base64_verdict = NULL;
672uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
673int bmi_deliver = 1;
674int bmi_run = 0;
675uschar *bmi_verdicts = NULL;
676#endif
32b8ce41 677int bsmtp_transaction_linecount = 0;
939c3e34 678int body_8bitmime = 0;
059ec3d9
PH		 679int body_linecount = 0;
680int body_zerocount = 0;
681uschar *bounce_message_file = NULL;
682uschar *bounce_message_text = NULL;
683uschar *bounce_recipient = NULL;
62b7cd08 684int bounce_return_linesize_limit = 998;
059ec3d9
PH		 685int bounce_return_size_limit = 100*1024;
686uschar *bounce_sender_authentication = NULL;
059ec3d9 687
055e2cb4 688uschar *callout_address = NULL;
059ec3d9
PH		 689int callout_cache_domain_positive_expire = 7*24*60*60;
690int callout_cache_domain_negative_expire = 3*60*60;
691int callout_cache_positive_expire = 24*60*60;
692int callout_cache_negative_expire = 2*60*60;
693uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 694uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
ddf1b11a 695int check_log_inodes = 100;
a45431fa 696int_eximarith_t check_log_space = 10*1024; /* 10K Kbyte == 10MB */
ddf1b11a 697int check_spool_inodes = 100;
a45431fa 698int_eximarith_t check_spool_space = 10*1024; /* 10K Kbyte == 10MB */
18481de3 699
aa368db3 700uschar *chunking_advertise_hosts = US"*";
18481de3 701unsigned chunking_datasize = 0;
7e3ce68e 702unsigned chunking_data_left = 0;
18481de3 703chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
f98442df 704const pcre *regex_CHUNKING = NULL;
18481de3 705
aa368db3
JH		 706uschar *client_authenticator = NULL;
707uschar *client_authenticated_id = NULL;
708uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 709int clmacro_count = 0;
710uschar *clmacros[MAX_CLMACROS];
059ec3d9 711FILE *config_file = NULL;
18d6b513 712const uschar *config_filename = NULL;
059ec3d9 713int config_lineno = 0;
35edf2ff
PH		 714#ifdef CONFIGURE_GROUP
715gid_t config_gid = CONFIGURE_GROUP;
19bfe9e7
HSHR		 716#else
717gid_t config_gid = 0;
35edf2ff 718#endif
059ec3d9
PH		 719uschar *config_main_filelist = US CONFIGURE_FILE
720 "\0<-----------Space to patch configure_filename->";
721uschar *config_main_filename = NULL;
98b8312f 722uschar *config_main_directory = NULL;
059ec3d9
PH		 723
724#ifdef CONFIGURE_OWNER
725uid_t config_uid = CONFIGURE_OWNER;
19bfe9e7
HSHR		 726#else
727uid_t config_uid = 0;
059ec3d9
PH		 728#endif
729
730int connection_max_messages= -1;
5013d912 731uschar *continue_proxy_cipher = NULL;
059ec3d9
PH		 732uschar *continue_hostname = NULL;
733uschar *continue_host_address = NULL;
059ec3d9
PH		 734int continue_sequence = 1;
735uschar *continue_transport = NULL;
736
e5a9dba6 737uschar *csa_status = NULL;
5032d1cf 738cut_t cutthrough = {
f2ed27cf
JH		 739 .callout_hold_only = FALSE, /* verify-only: normal delivery */
740 .delivery = FALSE, /* when to attempt */
741 .defer_pass = FALSE, /* on defer: spool locally */
742 .is_tls = FALSE, /* not a TLS conn yet */
74f1a423 743 .cctx = {.sock = -1}, /* open connection */
f2ed27cf 744 .nrcpt = 0, /* number of addresses */
5032d1cf 745};
e5a9dba6 746
ff966302 747int daemon_notifier_fd = -1;
059ec3d9 748uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 749int daemon_startup_retries = 9;
750int daemon_startup_sleep = 30;
6a8f9482
TK		 751
752#ifdef EXPERIMENTAL_DCC
6a8f9482
TK		 753uschar *dcc_header = NULL;
754uschar *dcc_result = NULL;
755uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
756uschar *dccifd_options = US"header";
757#endif
758
059ec3d9
PH		 759int debug_fd = -1;
760FILE *debug_file = NULL;
6c6d6e48
TF		 761int debug_notall[] = {
762 Di_memory,
ae8f9024 763 Di_noutf8,
6c6d6e48 764 -1
059ec3d9 765};
ae8f9024
JH		 766bit_table debug_options[] = { /* must be in alphabetical order and use
767 only the enum values from macro.h */
6c6d6e48
TF		 768 BIT_TABLE(D, acl),
769 BIT_TABLE(D, all),
770 BIT_TABLE(D, auth),
771 BIT_TABLE(D, deliver),
772 BIT_TABLE(D, dns),
773 BIT_TABLE(D, dnsbl),
774 BIT_TABLE(D, exec),
775 BIT_TABLE(D, expand),
776 BIT_TABLE(D, filter),
777 BIT_TABLE(D, hints_lookup),
778 BIT_TABLE(D, host_lookup),
779 BIT_TABLE(D, ident),
780 BIT_TABLE(D, interface),
781 BIT_TABLE(D, lists),
782 BIT_TABLE(D, load),
783 BIT_TABLE(D, local_scan),
784 BIT_TABLE(D, lookup),
785 BIT_TABLE(D, memory),
ae8f9024 786 BIT_TABLE(D, noutf8),
6c6d6e48
TF		 787 BIT_TABLE(D, pid),
788 BIT_TABLE(D, process_info),
789 BIT_TABLE(D, queue_run),
790 BIT_TABLE(D, receive),
791 BIT_TABLE(D, resolver),
792 BIT_TABLE(D, retry),
793 BIT_TABLE(D, rewrite),
794 BIT_TABLE(D, route),
795 BIT_TABLE(D, timestamp),
796 BIT_TABLE(D, tls),
797 BIT_TABLE(D, transport),
798 BIT_TABLE(D, uid),
799 BIT_TABLE(D, verify),
800};
801int debug_options_count = nelem(debug_options);
802
059ec3d9
PH		 803unsigned int debug_selector = 0;
804int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 805uschar *delay_warning_condition=
806 US"${if or {"
e85a7ad5 807 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 808 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
809 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
810 "} {no}{yes}}";
059ec3d9
PH		 811uschar *deliver_address_data = NULL;
812int deliver_datafile = -1;
55414b25 813const uschar *deliver_domain = NULL;
059ec3d9 814uschar *deliver_domain_data = NULL;
55414b25
JH		 815const uschar *deliver_domain_orig = NULL;
816const uschar *deliver_domain_parent = NULL;
19050083 817time_t deliver_frozen_at = 0;
059ec3d9 818uschar *deliver_home = NULL;
55414b25
JH		 819const uschar *deliver_host = NULL;
820const uschar *deliver_host_address = NULL;
a7538db1 821int deliver_host_port = 0;
059ec3d9
PH		 822uschar *deliver_in_buffer = NULL;
823ino_t deliver_inode = 0;
824uschar *deliver_localpart = NULL;
825uschar *deliver_localpart_data = NULL;
826uschar *deliver_localpart_orig = NULL;
827uschar *deliver_localpart_parent = NULL;
828uschar *deliver_localpart_prefix = NULL;
759502e5 829uschar *deliver_localpart_prefix_v = NULL;
059ec3d9 830uschar *deliver_localpart_suffix = NULL;
759502e5 831uschar *deliver_localpart_suffix_v = NULL;
163144aa 832uschar *deliver_localpart_verified = NULL;
059ec3d9
PH		 833uschar *deliver_out_buffer = NULL;
834int deliver_queue_load_max = -1;
835address_item *deliver_recipients = NULL;
836uschar *deliver_selectstring = NULL;
059ec3d9 837uschar *deliver_selectstring_sender = NULL;
059ec3d9 838
80a47a2c 839#ifndef DISABLE_DKIM
64b67b65 840unsigned dkim_collect_input = 0;
2df588c9 841uschar *dkim_cur_signer = NULL;
abe1010c 842int dkim_key_length = 0;
b4757e36 843void *dkim_signatures = NULL;
9e5d6b55 844uschar *dkim_signers = NULL;
f7572e5a
TK		 845uschar *dkim_signing_domain = NULL;
846uschar *dkim_signing_selector = NULL;
6ce1ece9 847uschar *dkim_verify_hashes = US"sha256:sha512";
042e558f 848uschar *dkim_verify_keytypes = US"ed25519:rsa";
be24b950 849uschar *dkim_verify_min_keysizes = US"rsa=1024 ed25519=250";
042e558f 850BOOL dkim_verify_minimal = FALSE;
2c47372f 851uschar *dkim_verify_overall = NULL;
9e5d6b55 852uschar *dkim_verify_signers = US"$dkim_signers";
a79d8834
JH		 853uschar *dkim_verify_status = NULL;
854uschar *dkim_verify_reason = NULL;
f7572e5a 855#endif
1a2e76e1 856#ifdef SUPPORT_DMARC
8c8b8274 857uschar *dmarc_domain_policy = NULL;
4840604e
TL		 858uschar *dmarc_forensic_sender = NULL;
859uschar *dmarc_history_file = NULL;
860uschar *dmarc_status = NULL;
861uschar *dmarc_status_text = NULL;
39fdec3c 862uschar *dmarc_tld_file = NULL;
4840604e 863uschar *dmarc_used_domain = NULL;
4840604e 864#endif
f7572e5a 865
059ec3d9 866uschar *dns_again_means_nonexist = NULL;
e5a9dba6 867int dns_csa_search_limit = 5;
d8d9f930 868int dns_cname_loops = 1;
c0635b6d 869#ifdef SUPPORT_DANE
e682570f
TL		 870int dns_dane_ok = -1;
871#endif
059ec3d9
PH		 872uschar *dns_ipv4_lookup = NULL;
873int dns_retrans = 0;
874int dns_retry = 0;
0fbd9bff 875int dns_dnssec_ok = -1; /* <0 = not coerced */
9820a77f 876uschar *dns_trust_aa = NULL;
e97d1f08 877int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 878uschar *dnslist_domain = NULL;
93655c46 879uschar *dnslist_matched = NULL;
059ec3d9
PH		 880uschar *dnslist_text = NULL;
881uschar *dnslist_value = NULL;
882tree_node *domainlist_anchor = NULL;
883int domainlist_count = 0;
0e22dfd1 884uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9 885
059ec3d9
PH		 886int errno_quota = ERRNO_QUOTA;
887uschar *errors_copy = NULL;
888int error_handling = ERRORS_SENDER;
889uschar *errors_reply_to = NULL;
890int errors_sender_rc = EXIT_FAILURE;
0cbf2b82 891#ifndef DISABLE_EVENT
723fe533 892uschar *event_action = NULL; /* expansion for delivery events */
4c04137d 893uschar *event_data = NULL; /* auxiliary data variable for event */
723fe533 894int event_defer_errno = 0;
55414b25 895const uschar *event_name = NULL; /* event name variable */
723fe533
JH		 896#endif
897
059ec3d9
PH		 898
899gid_t exim_gid = EXIM_GID;
059ec3d9
PH		 900uschar *exim_path = US BIN_DIRECTORY "/exim"
901 "\0<---------------Space to patch exim_path->";
902uid_t exim_uid = EXIM_UID;
e1d04f48 903int expand_level = 0; /* Nesting depth, indent for debug */
059ec3d9
PH		 904int expand_forbid = 0;
905int expand_nlength[EXPAND_MAXN+1];
906int expand_nmax = -1;
907uschar *expand_nstring[EXPAND_MAXN+1];
059ec3d9 908uschar *expand_string_message;
059ec3d9
PH		 909uschar *extra_local_interfaces = NULL;
910
29aba418 911int fake_response = OK;
0e22dfd1
PH		 912uschar *fake_response_text = US"Your message has been rejected but is "
913 "being kept for evaluation.\nIf it was a "
914 "legitimate message, it may still be "
915 "delivered to the target recipient(s).";
059ec3d9 916int filter_n[FILTER_VARIABLE_COUNT];
059ec3d9 917int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 918int filter_test = FTEST_NONE;
919uschar *filter_test_sfile = NULL;
920uschar *filter_test_ufile = NULL;
059ec3d9
PH		 921uschar *filter_thisaddress = NULL;
922int finduser_retries = 0;
923uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
924uschar *freeze_tell = NULL;
6a3f1455 925uschar *freeze_tell_config = NULL;
059ec3d9
PH		 926uschar *fudged_queue_times = US"";
927
928uschar *gecos_name = NULL;
929uschar *gecos_pattern = NULL;
930rewrite_rule *global_rewrite_rules = NULL;
931
9723f966
JH		 932volatile sig_atomic_t had_command_timeout = 0;
933volatile sig_atomic_t had_command_sigterm = 0;
934volatile sig_atomic_t had_data_timeout = 0;
935volatile sig_atomic_t had_data_sigint = 0;
059ec3d9
PH		 936uschar *headers_charset = US HEADERS_CHARSET;
937int header_insert_maxlen = 64 * 1024;
938header_line *header_last = NULL;
939header_line *header_list = NULL;
940int header_maxsize = HEADER_MAXSIZE;
941int header_line_maxsize = 0;
942
943header_name header_names[] = {
f2ed27cf
JH		 944 /* name len allow_resent htype */
945 { US"bcc", 3, TRUE, htype_bcc },
946 { US"cc", 2, TRUE, htype_cc },
947 { US"date", 4, TRUE, htype_date },
948 { US"delivery-date", 13, FALSE, htype_delivery_date },
949 { US"envelope-to", 11, FALSE, htype_envelope_to },
950 { US"from", 4, TRUE, htype_from },
951 { US"message-id", 10, TRUE, htype_id },
952 { US"received", 8, FALSE, htype_received },
953 { US"reply-to", 8, FALSE, htype_reply_to },
954 { US"return-path", 11, FALSE, htype_return_path },
955 { US"sender", 6, TRUE, htype_sender },
956 { US"subject", 7, FALSE, htype_subject },
957 { US"to", 2, TRUE, htype_to }
059ec3d9
PH		 958};
959
617d3932 960int header_names_size = nelem(header_names);
059ec3d9 961
059ec3d9
PH		 962uschar *helo_accept_junk_hosts = NULL;
963uschar *helo_allow_chars = US"";
964uschar *helo_lookup_domains = US"@ : @[]";
965uschar *helo_try_verify_hosts = NULL;
059ec3d9 966uschar *helo_verify_hosts = NULL;
1ba28e2b 967const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9 968uschar *hold_domains = NULL;
059ec3d9 969uschar *host_data = NULL;
059ec3d9 970uschar *host_lookup = NULL;
059ec3d9
PH		 971uschar *host_lookup_order = US"bydns:byaddr";
972uschar *host_lookup_msg = US"";
973int host_number = 0;
974uschar *host_number_string = NULL;
975uschar *host_reject_connection = NULL;
976tree_node *hostlist_anchor = NULL;
977int hostlist_count = 0;
978uschar *hosts_treat_as_local = NULL;
979uschar *hosts_connection_nolog = NULL;
980
981int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
059ec3d9 982uschar *ignore_fromline_hosts = NULL;
9ee44efb 983int inetd_wait_timeout = -1;
3615fa9a 984uschar *initial_cwd = NULL;
059ec3d9
PH		 985uschar *interface_address = NULL;
986int interface_port = -1;
0ce9abe6 987uschar *iterate_item = NULL;
059ec3d9
PH		 988
989int journal_fd = -1;
990
bc3c7bb7
HSHR		 991uschar *keep_environment = NULL;
992
059ec3d9
PH		 993int keep_malformed = 4*24*60*60; /* 4 days */
994
995uschar *eldap_dn = NULL;
996int load_average = -2;
059ec3d9
PH		 997uschar *local_from_prefix = NULL;
998uschar *local_from_suffix = NULL;
999
1000#if HAVE_IPV6
1001uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
1002#else
1003uschar *local_interfaces = US"0.0.0.0";
1004#endif
1005
9723f966 1006#ifdef HAVE_LOCAL_SCAN
059ec3d9
PH		 1007uschar *local_scan_data = NULL;
1008int local_scan_timeout = 5*60;
9723f966 1009#endif
059ec3d9
PH		 1010gid_t local_user_gid = (gid_t)(-1);
1011uid_t local_user_uid = (uid_t)(-1);
1012
1013tree_node *localpartlist_anchor= NULL;
1014int localpartlist_count = 0;
1015uschar *log_buffer = NULL;
6c6d6e48
TF		 1016
1017int log_default[] = { /* for initializing log_selector */
1018 Li_acl_warn_skipped,
1019 Li_connection_reject,
1020 Li_delay_delivery,
2c47372f 1021 Li_dkim,
6c6d6e48
TF		 1022 Li_dnslist_defer,
1023 Li_etrn,
1024 Li_host_lookup_failed,
1025 Li_lost_incoming_connection,
ac881e27 1026 Li_outgoing_interface, /* see d_log_interface in deliver.c */
049782c0 1027 Li_msg_id,
6c6d6e48
TF		 1028 Li_queue_run,
1029 Li_rejected_header,
1030 Li_retry_defer,
1031 Li_sender_verify_fail,
1032 Li_size_reject,
1033 Li_skip_delivery,
1034 Li_smtp_confirmation,
1035 Li_tls_certificate_verified,
1036 Li_tls_cipher,
1037 -1
1038};
1039
059ec3d9
PH		 1040uschar *log_file_path = US LOG_FILE_PATH
1041 "\0<--------------Space to patch log_file_path->";
1042
6c6d6e48
TF		 1043int log_notall[] = {
1044 -1
1045};
b10c87b3
JH		 1046bit_table log_options[] = { /* must be in alphabetical order,
1047 with definitions from enum logbit. */
6c6d6e48
TF		 1048 BIT_TABLE(L, 8bitmime),
1049 BIT_TABLE(L, acl_warn_skipped),
1050 BIT_TABLE(L, address_rewrite),
1051 BIT_TABLE(L, all),
1052 BIT_TABLE(L, all_parents),
1053 BIT_TABLE(L, arguments),
1054 BIT_TABLE(L, connection_reject),
1055 BIT_TABLE(L, delay_delivery),
1056 BIT_TABLE(L, deliver_time),
1057 BIT_TABLE(L, delivery_size),
2c47372f
JH		 1058#ifndef DISABLE_DKIM
1059 BIT_TABLE(L, dkim),
1060 BIT_TABLE(L, dkim_verbose),
1061#endif
6c6d6e48 1062 BIT_TABLE(L, dnslist_defer),
fc16abb4 1063 BIT_TABLE(L, dnssec),
6c6d6e48
TF		 1064 BIT_TABLE(L, etrn),
1065 BIT_TABLE(L, host_lookup_failed),
1066 BIT_TABLE(L, ident_timeout),
1067 BIT_TABLE(L, incoming_interface),
1068 BIT_TABLE(L, incoming_port),
1069 BIT_TABLE(L, lost_incoming_connection),
571b2715 1070 BIT_TABLE(L, millisec),
049782c0
JH		 1071 BIT_TABLE(L, msg_id),
1072 BIT_TABLE(L, msg_id_created),
ac881e27 1073 BIT_TABLE(L, outgoing_interface),
6c6d6e48
TF		 1074 BIT_TABLE(L, outgoing_port),
1075 BIT_TABLE(L, pid),
7c576fca 1076 BIT_TABLE(L, pipelining),
2c47372f 1077#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
6c6d6e48
TF		 1078 BIT_TABLE(L, proxy),
1079#endif
1080 BIT_TABLE(L, queue_run),
1081 BIT_TABLE(L, queue_time),
1082 BIT_TABLE(L, queue_time_overall),
306c6c77 1083 BIT_TABLE(L, receive_time),
6c6d6e48
TF		 1084 BIT_TABLE(L, received_recipients),
1085 BIT_TABLE(L, received_sender),
1086 BIT_TABLE(L, rejected_header),
1087 { US"rejected_headers", Li_rejected_header },
1088 BIT_TABLE(L, retry_defer),
1089 BIT_TABLE(L, return_path_on_delivery),
1090 BIT_TABLE(L, sender_on_delivery),
1091 BIT_TABLE(L, sender_verify_fail),
1092 BIT_TABLE(L, size_reject),
1093 BIT_TABLE(L, skip_delivery),
1094 BIT_TABLE(L, smtp_confirmation),
1095 BIT_TABLE(L, smtp_connection),
1096 BIT_TABLE(L, smtp_incomplete_transaction),
1097 BIT_TABLE(L, smtp_mailauth),
1098 BIT_TABLE(L, smtp_no_mail),
1099 BIT_TABLE(L, smtp_protocol_error),
1100 BIT_TABLE(L, smtp_syntax_error),
1101 BIT_TABLE(L, subject),
1102 BIT_TABLE(L, tls_certificate_verified),
1103 BIT_TABLE(L, tls_cipher),
1104 BIT_TABLE(L, tls_peerdn),
b10c87b3 1105 BIT_TABLE(L, tls_resumption),
6c6d6e48
TF		 1106 BIT_TABLE(L, tls_sni),
1107 BIT_TABLE(L, unknown_in_list),
059ec3d9 1108};
6c6d6e48 1109int log_options_count = nelem(log_options);
059ec3d9 1110
6ea85e9a 1111int log_reject_target = 0;
6c6d6e48 1112unsigned int log_selector[log_selector_size]; /* initialized in main() */
059ec3d9
PH		 1113uschar *log_selector_string = NULL;
1114FILE *log_stderr = NULL;
059ec3d9 1115uschar *login_sender_address = NULL;
4e0983dc 1116uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 1117int lookup_open_max = 25;
1118uschar *lookup_value = NULL;
1119
85e03244 1120macro_item *macros_user = NULL;
059ec3d9 1121uschar *mailstore_basename = NULL;
8523533c
TK		 1122#ifdef WITH_CONTENT_SCAN
1123uschar *malware_name = NULL; /* Virus Name */
1124#endif
d677b2f2 1125int max_received_linelength= 0;
059ec3d9
PH		 1126int max_username_length = 0;
1127int message_age = 0;
1128uschar *message_body = NULL;
1129uschar *message_body_end = NULL;
1130int message_body_size = 0;
1131int message_body_visible = 500;
1132int message_ended = END_NOTSTARTED;
1133uschar *message_headers = NULL;
1134uschar *message_id;
1135uschar *message_id_domain = NULL;
1136uschar *message_id_text = NULL;
1137struct timeval message_id_tv = { 0, 0 };
1138uschar message_id_option[MESSAGE_ID_LENGTH + 3];
1139uschar *message_id_external;
1140int message_linecount = 0;
059ec3d9
PH		 1141int message_size = 0;
1142uschar *message_size_limit = US"50M";
8c5d388a 1143#ifdef SUPPORT_I18N
3c8b3577 1144int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 1145#endif
059ec3d9
PH		 1146uschar message_subdir[2] = { 0, 0 };
1147uschar *message_reference = NULL;
8523533c
TK		 1148
1149/* MIME ACL expandables */
1150#ifdef WITH_CONTENT_SCAN
f7b63901 1151int mime_anomaly_level = 0;
1ba28e2b 1152const uschar *mime_anomaly_text = NULL;
8523533c
TK		 1153uschar *mime_boundary = NULL;
1154uschar *mime_charset = NULL;
1155uschar *mime_content_description = NULL;
1156uschar *mime_content_disposition = NULL;
1157uschar *mime_content_id = NULL;
1158unsigned int mime_content_size = 0;
1159uschar *mime_content_transfer_encoding = NULL;
1160uschar *mime_content_type = NULL;
1161uschar *mime_decoded_filename = NULL;
1162uschar *mime_filename = NULL;
1163int mime_is_multipart = 0;
1164int mime_is_coverletter = 0;
1165int mime_is_rfc822 = 0;
1166int mime_part_count = -1;
1167#endif
1168
059ec3d9 1169uid_t *never_users = NULL;
691ca88c 1170uschar *notifier_socket = US"$spool_directory/" NOTIFIER_SOCKET_NAME ;
059ec3d9 1171
fb05276a
JH		 1172const int on = 1; /* for setsockopt */
1173const int off = 0;
1174
059ec3d9
PH		 1175uid_t original_euid;
1176gid_t originator_gid;
1177uschar *originator_login = NULL;
1178uschar *originator_name = NULL;
1179uid_t originator_uid;
1180uschar *override_local_interfaces = NULL;
1181uschar *override_pid_file_path = NULL;
1182
059ec3d9
PH		 1183uschar *percent_hack_domains = NULL;
1184uschar *pid_file_path = US PID_FILE_PATH
1185 "\0<--------------Space to patch pid_file_path->";
81344b40 1186#ifndef DISABLE_PIPE_CONNECT
ee8b8090
JH		 1187uschar *pipe_connect_advertise_hosts = US"*";
1188#endif
059ec3d9 1189uschar *pipelining_advertise_hosts = US"*";
059ec3d9 1190uschar *primary_hostname = NULL;
f3ebb786 1191uschar *process_info;
921b12ca 1192int process_info_len = 0;
059ec3d9 1193uschar *process_log_path = NULL;
56809214 1194const uschar *process_purpose = US"fresh-exec";
a3c86431 1195
e6d2a989 1196#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
eb58ddf5
JH		 1197uschar *hosts_proxy = NULL;
1198uschar *proxy_external_address = NULL;
e6d2a989 1199int proxy_external_port = 0;
eb58ddf5 1200uschar *proxy_local_address = NULL;
e6d2a989 1201int proxy_local_port = 0;
a3c86431
TL		 1202#endif
1203
fffda43a
TK		 1204uschar *prvscheck_address = NULL;
1205uschar *prvscheck_keynum = NULL;
1206uschar *prvscheck_result = NULL;
1207
059ec3d9 1208
55414b25 1209const uschar *qualify_domain_recipient = NULL;
059ec3d9 1210uschar *qualify_domain_sender = NULL;
059ec3d9
PH		 1211uschar *queue_domains = NULL;
1212int queue_interval = -1;
a2da3176 1213uschar *queue_name = US"";
fc7bae7f 1214uschar *queue_name_dest = NULL;
059ec3d9
PH		 1215uschar *queue_only_file = NULL;
1216int queue_only_load = -1;
0cd5fd23 1217uschar *queue_run_max = US"5";
059ec3d9
PH		 1218pid_t queue_run_pid = (pid_t)0;
1219int queue_run_pipe = -1;
04403ab0
JH		 1220unsigned queue_size = 0;
1221time_t queue_size_next = 0;
059ec3d9
PH		 1222uschar *queue_smtp_domains = NULL;
1223
3ea7e280 1224uint32_t random_seed = 0;
fe0dab11 1225tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1226tree_node *ratelimiters_conn = NULL;
1227tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1228uschar *raw_active_hostname = NULL;
1229uschar *raw_sender = NULL;
1230uschar **raw_recipients = NULL;
1231int raw_recipients_count = 0;
1232
1233int rcpt_count = 0;
1234int rcpt_fail_count = 0;
1235int rcpt_defer_count = 0;
1236gid_t real_gid;
1237uid_t real_uid;
059ec3d9
PH		 1238int receive_linecount = 0;
1239int receive_messagecount = 0;
1240int receive_timeout = 0;
1241int received_count = 0;
1242uschar *received_for = NULL;
1243
1244/* This is the default text for Received headers generated by Exim. The
1245date will be automatically added on the end. */
1246
1247uschar *received_header_text = US
1248 "Received: "
1249 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
f1be21cf
JH		 1250 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
1251 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
059ec3d9 1252 "by $primary_hostname "
f1be21cf 1253 "${if def:received_protocol {with $received_protocol }}"
01603eec 1254#ifndef DISABLE_TLS
da40b1ec 1255 "${if def:tls_in_ver { ($tls_in_ver)}}"
f1be21cf
JH		 1256 "${if def:tls_in_cipher_std { tls $tls_in_cipher_std\n\t}}"
1257#endif
059ec3d9 1258 "(Exim $version_number)\n\t"
3e46c1aa 1259 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1260 "id $message_exim_id"
059ec3d9
PH		 1261 "${if def:received_for {\n\tfor $received_for}}"
1262 "\0<---------------Space to patch received_header_text->";
1263
1264int received_headers_max = 30;
1265uschar *received_protocol = NULL;
32dfdf8b 1266struct timeval received_time = { 0, 0 };
306c6c77 1267struct timeval received_time_taken = { 0, 0 };
059ec3d9
PH		 1268uschar *recipient_data = NULL;
1269uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1270uschar *recipient_verify_failure = NULL;
059ec3d9 1271int recipients_count = 0;
059ec3d9
PH		 1272recipient_item *recipients_list = NULL;
1273int recipients_list_max = 0;
1274int recipients_max = 0;
059ec3d9
PH		 1275const pcre *regex_AUTH = NULL;
1276const pcre *regex_check_dns_names = NULL;
1277const pcre *regex_From = NULL;
f1513293 1278const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1279const pcre *regex_PIPELINING = NULL;
1280const pcre *regex_SIZE = NULL;
81344b40 1281#ifndef DISABLE_PIPE_CONNECT
ee8b8090
JH		 1282const pcre *regex_EARLY_PIPE = NULL;
1283#endif
059ec3d9 1284const pcre *regex_ismsgid = NULL;
f38917cc
JH		 1285const pcre *regex_smtp_code = NULL;
1286uschar *regex_vars[REGEX_VARS];
a7cbbf50
PP		 1287#ifdef WHITELIST_D_MACROS
1288const pcre *regex_whitelisted_macro = NULL;
1289#endif
8523533c
TK		 1290#ifdef WITH_CONTENT_SCAN
1291uschar *regex_match_string = NULL;
1292#endif
059ec3d9
PH		 1293int remote_delivery_count = 0;
1294int remote_max_parallel = 2;
1295uschar *remote_sort_domains = NULL;
1296int retry_data_expire = 7*24*60*60;
1297int retry_interval_max = 24*60*60;
1298int retry_maximum_timeout = 0; /* set from retry config */
1299retry_config *retries = NULL;
1300uschar *return_path = NULL;
059ec3d9 1301int rewrite_existflags = 0;
f926e272
JH		 1302uschar *rfc1413_hosts = US"@[]";
1303int rfc1413_query_timeout = 0;
c1d94452 1304uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1305uid_t root_uid = ROOT_UID;
1306
1307router_instance *routers = NULL;
1308router_instance router_defaults = {
f2ed27cf
JH		 1309 .next = NULL,
1310 .name = NULL,
1311 .info = NULL,
1312 .options_block = NULL,
1313 .driver_name = NULL,
059ec3d9 1314
f2ed27cf 1315 .address_data = NULL,
8523533c 1316#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf 1317 .bmi_rule = NULL,
8e669ac1 1318#endif
f2ed27cf
JH		 1319 .cannot_route_message = NULL,
1320 .condition = NULL,
1321 .current_directory = NULL,
1322 .debug_string = NULL,
1323 .domains = NULL,
1324 .errors_to = NULL,
1325 .expand_gid = NULL,
1326 .expand_uid = NULL,
1327 .expand_more = NULL,
1328 .expand_unseen = NULL,
1329 .extra_headers = NULL,
1330 .fallback_hosts = NULL,
1331 .home_directory = NULL,
1332 .ignore_target_hosts = NULL,
1333 .local_parts = NULL,
1334 .pass_router_name = NULL,
1335 .prefix = NULL,
1336 .redirect_router_name = NULL,
1337 .remove_headers = NULL,
1338 .require_files = NULL,
1339 .router_home_directory = NULL,
1340 .self = US"freeze",
1341 .senders = NULL,
1342 .suffix = NULL,
1343 .translate_ip_address = NULL,
1344 .transport_name = NULL,
1345
1346 .address_test = TRUE,
8523533c 1347#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf
JH		 1348 .bmi_deliver_alternate = FALSE,
1349 .bmi_deliver_default = FALSE,
1350 .bmi_dont_deliver = FALSE,
8523533c 1351#endif
f2ed27cf
JH		 1352 .expn = TRUE,
1353 .caseful_local_part = FALSE,
1354 .check_local_user = FALSE,
1355 .disable_logging = FALSE,
1356 .fail_verify_recipient = FALSE,
1357 .fail_verify_sender = FALSE,
1358 .gid_set = FALSE,
1359 .initgroups = FALSE,
1360 .log_as_local = TRUE_UNSET,
1361 .more = TRUE,
1362 .pass_on_timeout = FALSE,
1363 .prefix_optional = FALSE,
1364 .repeat_use = TRUE,
1365 .retry_use_local_part = TRUE_UNSET,
1366 .same_domain_copy_routing = FALSE,
1367 .self_rewrite = FALSE,
fa7b17bd 1368 .set = NULL,
f2ed27cf
JH		 1369 .suffix_optional = FALSE,
1370 .verify_only = FALSE,
1371 .verify_recipient = TRUE,
1372 .verify_sender = TRUE,
1373 .uid_set = FALSE,
1374 .unseen = FALSE,
1375 .dsn_lasthop = FALSE,
1376
1377 .self_code = self_freeze,
1378 .uid = (uid_t)(-1),
1379 .gid = (gid_t)(-1),
1380
1381 .fallback_hostlist = NULL,
1382 .transport = NULL,
1383 .pass_router = NULL,
1384 .redirect_router = NULL,
1385
ab0e957b 1386 .dnssec = { .request= US"*", .require=NULL },
059ec3d9
PH		 1387};
1388
181d9bf8 1389uschar *router_name = NULL;
fa7b17bd 1390tree_node *router_var = NULL;
181d9bf8 1391
059ec3d9 1392ip_address_item *running_interfaces = NULL;
059ec3d9
PH		 1393
1394/* This is a weird one. The following string gets patched in the binary by the
1395script that sets up a copy of Exim for running in the test harness. It seems
1396that compilers are now clever, and share constant strings if they can.
1397Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1398make use of the end of this string in order to save space. So the patching then
8669f003 1399wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1400onto the end of the string. */
1401
1402uschar *running_status = US">>>running<<<" "\0EXTRA";
1403
1404int runrc = 0;
1405
1406uschar *search_error_message = NULL;
059ec3d9
PH		 1407uschar *self_hostname = NULL;
1408uschar *sender_address = NULL;
1409unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1410uschar *sender_address_data = NULL;
059ec3d9
PH		 1411uschar *sender_address_unrewritten = NULL;
1412uschar *sender_data = NULL;
1413unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1414uschar *sender_fullhost = NULL;
1415uschar *sender_helo_name = NULL;
1416uschar **sender_host_aliases = &no_aliases;
1417uschar *sender_host_address = NULL;
1418uschar *sender_host_authenticated = NULL;
c44ff8be 1419uschar *sender_host_auth_pubname = NULL;
059ec3d9
PH		 1420unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1421uschar *sender_host_name = NULL;
1422int sender_host_port = 0;
059ec3d9 1423uschar *sender_ident = NULL;
870f6ba8
TF		 1424uschar *sender_rate = NULL;
1425uschar *sender_rate_limit = NULL;
1426uschar *sender_rate_period = NULL;
059ec3d9 1427uschar *sender_rcvhost = NULL;
059ec3d9 1428uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1429uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1430address_item *sender_verified_list = NULL;
1431address_item *sender_verified_failed = NULL;
1432int sender_verified_rc = -1;
41c7c167
PH		 1433uschar *sending_ip_address = NULL;
1434int sending_port = -1;
cd59ab18 1435SIGNAL_BOOL sigalrm_seen = FALSE;
c2a1bba0 1436const uschar *sigalarm_setter = NULL;
059ec3d9 1437uschar **sighup_argv = NULL;
846430d9 1438int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9 1439int smtp_accept_count = 0;
059ec3d9
PH		 1440int smtp_accept_max = 20;
1441int smtp_accept_max_nonmail= 10;
1442uschar *smtp_accept_max_nonmail_hosts = US"*";
1443int smtp_accept_max_per_connection = 1000;
1444uschar *smtp_accept_max_per_host = NULL;
1445int smtp_accept_queue = 0;
1446int smtp_accept_queue_per_connection = 10;
1447int smtp_accept_reserve = 0;
1448uschar *smtp_active_hostname = NULL;
1f5b4c3d 1449uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1450 "Exim $version_number $tod_full"
1451 "\0<---------------Space to patch smtp_banner->";
b4ed4da0 1452int smtp_ch_index = 0;
3ee512ff
PH		 1453uschar *smtp_cmd_argument = NULL;
1454uschar *smtp_cmd_buffer = NULL;
0f1a8658 1455struct timeval smtp_connection_start = {0,0};
b4ed4da0 1456uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1457int smtp_connect_backlog = 20;
1458double smtp_delay_mail = 0.0;
1459double smtp_delay_rcpt = 0.0;
059ec3d9 1460FILE *smtp_in = NULL;
059ec3d9
PH		 1461int smtp_load_reserve = -1;
1462int smtp_mailcmd_count = 0;
1463FILE *smtp_out = NULL;
1464uschar *smtp_etrn_command = NULL;
059ec3d9
PH		 1465int smtp_max_synprot_errors= 3;
1466int smtp_max_unknown_commands = 3;
8f128379 1467uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1468uschar *smtp_ratelimit_hosts = NULL;
1469uschar *smtp_ratelimit_mail = NULL;
1470uschar *smtp_ratelimit_rcpt = NULL;
1471uschar *smtp_read_error = US"";
1472int smtp_receive_timeout = 5*60;
1ad6489e 1473uschar *smtp_receive_timeout_s = NULL;
059ec3d9 1474uschar *smtp_reserve_hosts = NULL;
059ec3d9
PH		 1475int smtp_rlm_base = 0;
1476double smtp_rlm_factor = 0.0;
1477int smtp_rlm_limit = 0;
1478int smtp_rlm_threshold = INT_MAX;
1479int smtp_rlr_base = 0;
1480double smtp_rlr_factor = 0.0;
1481int smtp_rlr_limit = 0;
1482int smtp_rlr_threshold = INT_MAX;
2d14f397
JH		 1483unsigned smtp_peer_options = 0;
1484unsigned smtp_peer_options_wrap= 0;
8c5d388a 1485#ifdef SUPPORT_I18N
9d4319df 1486uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1487#endif
8523533c
TK		 1488
1489#ifdef WITH_CONTENT_SCAN
1490uschar *spamd_address = US"127.0.0.1 783";
1491uschar *spam_bar = NULL;
1492uschar *spam_report = NULL;
c5f280e2 1493uschar *spam_action = NULL;
8523533c
TK		 1494uschar *spam_score = NULL;
1495uschar *spam_score_int = NULL;
1496#endif
7952eef9 1497#ifdef SUPPORT_SPF
65a7d8c3 1498uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1499uschar *spf_header_comment = NULL;
1500uschar *spf_received = NULL;
1501uschar *spf_result = NULL;
1502uschar *spf_smtp_comment = NULL;
1503#endif
1504
1bd642c2 1505FILE *spool_data_file = NULL;
059ec3d9
PH		 1506uschar *spool_directory = US SPOOL_DIRECTORY
1507 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1508#ifdef EXPERIMENTAL_SRS
1509uschar *srs_config = NULL;
1510uschar *srs_db_address = NULL;
1511uschar *srs_db_key = NULL;
384152a6
TK		 1512int srs_hashlength = 6;
1513int srs_hashmin = -1;
1514int srs_maxage = 31;
8523533c
TK		 1515uschar *srs_orig_recipient = NULL;
1516uschar *srs_orig_sender = NULL;
1517uschar *srs_recipient = NULL;
384152a6 1518uschar *srs_secrets = NULL;
8523533c 1519uschar *srs_status = NULL;
8e669ac1 1520#endif
7ef88aa0
JH		 1521#ifdef EXPERIMENTAL_SRS_NATIVE
1522uschar *srs_recipient = NULL;
1523#endif
059ec3d9 1524int string_datestamp_offset= -1;
f1e5fef5
PP		 1525int string_datestamp_length= 0;
1526int string_datestamp_type = -1;
059ec3d9 1527uschar *submission_domain = NULL;
2fe1a124 1528uschar *submission_name = NULL;
059ec3d9
PH		 1529int syslog_facility = LOG_MAIL;
1530uschar *syslog_processname = US"exim";
059ec3d9
PH		 1531uschar *system_filter = NULL;
1532
1533uschar *system_filter_directory_transport = NULL;
1534uschar *system_filter_file_transport = NULL;
1535uschar *system_filter_pipe_transport = NULL;
1536uschar *system_filter_reply_transport = NULL;
1537
1538gid_t system_filter_gid = 0;
79d4bc3d 1539uid_t system_filter_uid = (uid_t)-1;
059ec3d9 1540
0ab63f3d 1541blob tcp_fastopen_nodata = { .data = NULL, .len = 0 };
06e272a3 1542tfo_state_t tcp_out_fastopen = TFO_NOT_USED;
5dc43717
JJ		 1543#ifdef USE_TCP_WRAPPERS
1544uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1545#endif
8669f003 1546int test_harness_load_avg = 0;
059ec3d9
PH		 1547int thismessage_size_limit = 0;
1548int timeout_frozen_after = 0;
9f01e50d
JH		 1549#ifdef MEASURE_TIMING
1550struct timeval timestamp_startup;
1551#endif
059ec3d9
PH		 1552
1553transport_instance *transports = NULL;
1554
1555transport_instance transport_defaults = {
f2ed27cf
JH		 1556 .next = NULL,
1557 .name = NULL,
1558 .info = NULL,
1559 .options_block = NULL,
1560 .driver_name = NULL,
1561 .setup = NULL,
1562 .batch_max = 1,
1563 .batch_id = NULL,
1564 .home_dir = NULL,
1565 .current_dir = NULL,
1566 .expand_multi_domain = NULL,
1567 .multi_domain = TRUE,
1568 .overrides_hosts = FALSE,
1569 .max_addresses = 100,
1570 .connection_max_messages = 500,
1571 .deliver_as_creator = FALSE,
1572 .disable_logging = FALSE,
1573 .initgroups = FALSE,
1574 .uid_set = FALSE,
1575 .gid_set = FALSE,
1576 .uid = (uid_t)(-1),
1577 .gid = (gid_t)(-1),
1578 .expand_uid = NULL,
1579 .expand_gid = NULL,
1580 .warn_message = NULL,
1581 .shadow = NULL,
1582 .shadow_condition = NULL,
1583 .filter_command = NULL,
1584 .add_headers = NULL,
1585 .remove_headers = NULL,
1586 .return_path = NULL,
1587 .debug_string = NULL,
1588 .max_parallel = NULL,
1589 .message_size_limit = NULL,
1590 .headers_rewrite = NULL,
1591 .rewrite_rules = NULL,
1592 .rewrite_existflags = 0,
1593 .filter_timeout = 300,
1594 .body_only = FALSE,
1595 .delivery_date_add = FALSE,
1596 .envelope_to_add = FALSE,
1597 .headers_only = FALSE,
1598 .rcpt_include_affixes = FALSE,
1599 .return_path_add = FALSE,
1600 .return_output = FALSE,
1601 .return_fail_output = FALSE,
1602 .log_output = FALSE,
1603 .log_fail_output = FALSE,
1604 .log_defer_output = FALSE,
1605 .retry_use_local_part = TRUE_UNSET, /* retry_use_local_part: BOOL, but set neither
1606 1 nor 0 so can detect unset */
0cbf2b82 1607#ifndef DISABLE_EVENT
f2ed27cf 1608 .event_action = NULL
533aaf91 1609#endif
059ec3d9
PH		 1610};
1611
1612int transport_count;
181d9bf8 1613uschar *transport_name = NULL;
332f5cf3 1614int transport_newlines;
55414b25 1615const uschar **transport_filter_argv = NULL;
059ec3d9
PH		 1616int transport_filter_timeout;
1617int transport_write_timeout= 0;
1618
1619tree_node *tree_dns_fails = NULL;
1620tree_node *tree_duplicates = NULL;
1621tree_node *tree_nonrecipients = NULL;
1622tree_node *tree_unusable = NULL;
1623
059ec3d9
PH		 1624gid_t *trusted_groups = NULL;
1625uid_t *trusted_users = NULL;
1626uschar *timezone_string = US TIMEZONE_DEFAULT;
1627
1628uschar *unknown_login = NULL;
1629uschar *unknown_username = NULL;
1630uschar *untrusted_set_sender = NULL;
1631
1632/* A regex for matching a "From_" line in an incoming message, in the form
1633
1634 From ph10 Fri Jan 5 12:35 GMT 1996
1635
1636which the "mail" commands send to the MTA (undocumented, of course), or in
1637the form
1638
1639 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1640
1641which is apparently used by some UUCPs, despite it not being in RFC 976.
1642Because of variations in time formats, just match up to the minutes. That
1643should be sufficient. Examples have been seen of time fields like 12:1:03,
1644so just require one digit for hours and minutes. The weekday is also absent
1645in some forms. */
1646
1647uschar *uucp_from_pattern = US
1648 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1649 "(?:" /* Non-extracting bracket */
1650 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1651 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1652 ")" /* End alternation */
1653 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1654
1655uschar *uucp_from_sender = US"$1";
1656
aec45841 1657uschar *verify_mode = NULL;
f45100a3 1658uschar *version_copyright =
f9ba5e22 1659 US"Copyright (c) University of Cambridge, 1995 - 2018\n"
c45e9ca1 1660 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018";
059ec3d9
PH		 1661uschar *version_date = US"?";
1662uschar *version_cnumber = US"????";
1663uschar *version_string = US"?";
1664
aec45841 1665uschar *warn_message_file = NULL;
059ec3d9 1666int warning_count = 0;
aec45841
JH		 1667uschar *warnmsg_delay = NULL;
1668uschar *warnmsg_recipients = NULL;
aec45841 1669
059ec3d9
PH		 1670
1671/* End of globals.c */
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