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TLS: add variables for the IETF standard name for the connection ciphersuite
[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 = {
74f1a423 105 .active = {.sock = -1},
f2ed27cf
JH		 106 .bits = 0,
107 .certificate_verified = FALSE,
c0635b6d 108#ifdef SUPPORT_DANE
f2ed27cf
JH		 109 .dane_verified = FALSE,
110 .tlsa_usage = 0,
85098ee7 111#endif
f2ed27cf
JH		 112 .cipher = NULL,
113 .on_connect = FALSE,
114 .on_connect_ports = NULL,
115 .ourcert = NULL,
116 .peercert = NULL,
117 .peerdn = NULL,
118 .sni = NULL,
119 .ocsp = OCSP_NOT_REQ
817d9f57
JH		 120};
121tls_support tls_out = {
74f1a423 122 .active = {.sock = -1},
f2ed27cf
JH		 123 .bits = 0,
124 .certificate_verified = FALSE,
c0635b6d 125#ifdef SUPPORT_DANE
f2ed27cf
JH		 126 .dane_verified = FALSE,
127 .tlsa_usage = 0,
85098ee7 128#endif
f2ed27cf
JH		 129 .cipher = NULL,
130 .on_connect = FALSE,
131 .on_connect_ports = NULL,
132 .ourcert = NULL,
133 .peercert = NULL,
134 .peerdn = NULL,
135 .sni = NULL,
136 .ocsp = OCSP_NOT_REQ
817d9f57
JH		 137};
138
6c1c3d1d
WB		 139uschar *dsn_envid = NULL;
140int dsn_ret = 0;
141const pcre *regex_DSN = NULL;
6c1c3d1d 142uschar *dsn_advertise_hosts = NULL;
059ec3d9
PH		 143
144#ifdef SUPPORT_TLS
e6060e2c 145BOOL gnutls_compat_mode = FALSE;
2519e60d 146BOOL gnutls_allow_auto_pkcs11 = FALSE;
77bb000f 147uschar *openssl_options = NULL;
059ec3d9 148const pcre *regex_STARTTLS = NULL;
23f3dc67 149uschar *tls_advertise_hosts = US"*";
059ec3d9
PH		 150uschar *tls_certificate = NULL;
151uschar *tls_crl = NULL;
3375e053
PP		 152/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
153that's the interop problem which has been observed: GnuTLS suggesting a higher
154bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
155int tls_dh_max_bits = 2236;
059ec3d9 156uschar *tls_dhparam = NULL;
8e53a4fc 157uschar *tls_eccurve = US"auto";
23f3dc67 158# ifndef DISABLE_OCSP
3f7eeb86 159uschar *tls_ocsp_file = NULL;
23f3dc67 160# endif
059ec3d9
PH		 161uschar *tls_privatekey = NULL;
162BOOL tls_remember_esmtp = FALSE;
163uschar *tls_require_ciphers = NULL;
8ac90765
JH		 164# ifdef EXPERIMENTAL_REQUIRETLS
165uschar tls_requiretls = 0; /* REQUIRETLS_MSG etc. bit #defines */
166uschar *tls_advertise_requiretls = US"*";
167const pcre *regex_REQUIRETLS = NULL;
168# endif
059ec3d9 169uschar *tls_try_verify_hosts = NULL;
0e0f3f56 170uschar *tls_verify_certificates= US"system";
059ec3d9 171uschar *tls_verify_hosts = NULL;
23f3dc67
JH		 172#else /*!SUPPORT_TLS*/
173uschar *tls_advertise_hosts = NULL;
059ec3d9
PH		 174#endif
175
8ccd00b1 176#ifndef DISABLE_PRDR
fd98a5c6
JH		 177/* Per Recipient Data Response variables */
178BOOL prdr_enable = FALSE;
179BOOL prdr_requested = FALSE;
180const pcre *regex_PRDR = NULL;
181#endif
059ec3d9 182
8c5d388a 183#ifdef SUPPORT_I18N
7ade712c
JH		 184const pcre *regex_UTF8 = NULL;
185#endif
186
059ec3d9
PH		 187/* Input-reading functions for messages, so we can use special ones for
188incoming TCP/IP. The defaults use stdin. We never need these for any
189stand-alone tests. */
190
d185889f 191#if !defined(STAND_ALONE) && !defined(MACRO_PREDEF)
bd8fbe36 192int (*lwr_receive_getc)(unsigned) = stdin_getc;
0d81dabc 193uschar * (*lwr_receive_getbuf)(unsigned *) = NULL;
7e3ce68e 194int (*lwr_receive_ungetc)(int) = stdin_ungetc;
bd8fbe36 195int (*receive_getc)(unsigned) = stdin_getc;
0d81dabc 196uschar * (*receive_getbuf)(unsigned *) = NULL;
584e96c6 197void (*receive_get_cache)(void)= NULL;
059ec3d9
PH		 198int (*receive_ungetc)(int) = stdin_ungetc;
199int (*receive_feof)(void) = stdin_feof;
200int (*receive_ferror)(void) = stdin_ferror;
58eb016e 201BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 202#endif
203
204
205/* List of per-address expansion variables for clearing and saving/restoring
206when verifying one address while routing/verifying another. We have to have
207the size explicit, because it is referenced from more than one module. */
208
55414b25
JH		 209const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
210 CUSS &deliver_address_data,
211 CUSS &deliver_domain,
212 CUSS &deliver_domain_data,
213 CUSS &deliver_domain_orig,
214 CUSS &deliver_domain_parent,
215 CUSS &deliver_localpart,
216 CUSS &deliver_localpart_data,
217 CUSS &deliver_localpart_orig,
218 CUSS &deliver_localpart_parent,
219 CUSS &deliver_localpart_prefix,
220 CUSS &deliver_localpart_suffix,
221 CUSS (uschar **)(&deliver_recipients),
222 CUSS &deliver_host,
223 CUSS &deliver_home,
224 CUSS &address_file,
225 CUSS &address_pipe,
226 CUSS &self_hostname,
059ec3d9
PH		 227 NULL };
228
229int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
230
8768d548
JH		 231/******************************************************************************/
232/* General global variables. Boolean flags are done as a group
233so that only one bit each is needed, packed, for all those we never
234need to take a pointer - and only a char for the rest.
235This means a struct, unfortunately since it clutters the sourcecode. */
236
237struct global_flags f =
238{
239 .acl_temp_details = FALSE,
240 .active_local_from_check = FALSE,
241 .active_local_sender_retain = FALSE,
242 .address_test_mode = FALSE,
243 .admin_user = FALSE,
244 .allow_auth_unadvertised= FALSE,
245 .allow_unqualified_recipient = TRUE, /* For local messages */
246 .allow_unqualified_sender = TRUE, /* Reset for SMTP */
247 .authentication_local = FALSE,
248
249 .background_daemon = TRUE,
250
251 .chunking_offered = FALSE,
252 .config_changed = FALSE,
253 .continue_more = FALSE,
254
255 .daemon_listen = FALSE,
256 .debug_daemon = FALSE,
257 .deliver_firsttime = FALSE,
258 .deliver_force = FALSE,
259 .deliver_freeze = FALSE,
260 .deliver_force_thaw = FALSE,
261 .deliver_manual_thaw = FALSE,
262 .deliver_selectstring_regex = FALSE,
263 .deliver_selectstring_sender_regex = FALSE,
264 .disable_callout_flush = FALSE,
265 .disable_delay_flush = FALSE,
266 .disable_logging = FALSE,
267#ifndef DISABLE_DKIM
268 .dkim_disable_verify = FALSE,
269#endif
270#ifdef EXPERIMENTAL_DMARC
271 .dmarc_has_been_checked = FALSE,
272 .dmarc_disable_verify = FALSE,
273 .dmarc_enable_forensic = FALSE,
274#endif
275 .dont_deliver = FALSE,
276 .dot_ends = TRUE,
277
278 .enable_dollar_recipients = FALSE,
279 .expand_string_forcedfail = FALSE,
280
281 .filter_running = FALSE,
282
283 .header_rewritten = FALSE,
284 .helo_verified = FALSE,
285 .helo_verify_failed = FALSE,
286 .host_checking_callout = FALSE,
287 .host_find_failed_syntax= FALSE,
288
289 .inetd_wait_mode = FALSE,
290 .is_inetd = FALSE,
291
292 .local_error_message = FALSE,
293 .log_testing_mode = FALSE,
294
295#ifdef WITH_CONTENT_SCAN
296 .no_mbox_unspool = FALSE,
297#endif
298 .no_multiline_responses = FALSE,
299
300 .parse_allow_group = FALSE,
301 .parse_found_group = FALSE,
302 .pipelining_enable = TRUE,
303#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
304 .proxy_session_failed = FALSE,
305#endif
306
307 .queue_2stage = FALSE,
308 .queue_only_policy = FALSE,
309 .queue_run_first_delivery = FALSE,
310 .queue_run_force = FALSE,
311 .queue_run_local = FALSE,
312 .queue_running = FALSE,
313 .queue_smtp = FALSE,
314
315 .really_exim = TRUE,
316 .receive_call_bombout = FALSE,
317 .recipients_discarded = FALSE,
8768d548
JH		 318 .running_in_test_harness = FALSE,
319
320 .search_find_defer = FALSE,
321 .sender_address_forced = FALSE,
322 .sender_host_notsocket = FALSE,
323 .sender_host_unknown = FALSE,
324 .sender_local = FALSE,
325 .sender_name_forced = FALSE,
326 .sender_set_untrusted = FALSE,
8768d548 327 .smtp_authenticated = FALSE,
ee8b8090
JH		 328#ifdef EXPERIMENTAL_PIPE_CONNECT
329 .smtp_in_early_pipe_advertised = FALSE,
330 .smtp_in_early_pipe_no_auth = FALSE,
331 .smtp_in_early_pipe_used = FALSE,
332#endif
8768d548
JH		 333 .smtp_in_pipelining_advertised = FALSE,
334 .smtp_in_pipelining_used = FALSE,
335 .spool_file_wireformat = FALSE,
336 .submission_mode = FALSE,
337 .suppress_local_fixups = FALSE,
338 .suppress_local_fixups_default = FALSE,
339 .synchronous_delivery = FALSE,
340 .system_filtering = FALSE,
341
342 .tcp_fastopen_ok = FALSE,
343 .tcp_in_fastopen = FALSE,
ee8b8090 344 .tcp_in_fastopen_data = FALSE,
8768d548
JH		 345 .tcp_in_fastopen_logged = FALSE,
346 .tcp_out_fastopen_logged= FALSE,
347 .timestamps_utc = FALSE,
348 .transport_filter_timed_out = FALSE,
349 .trusted_caller = FALSE,
350 .trusted_config = TRUE,
351};
352
353/******************************************************************************/
354/* These are the flags which are either variables or mainsection options,
355so an address is needed for access, or are exported to local_scan. */
356
357BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
358BOOL allow_domain_literals = FALSE;
359BOOL allow_mx_to_ip = FALSE;
360BOOL allow_utf8_domains = FALSE;
361BOOL authentication_failed = FALSE;
362
363BOOL bounce_return_body = TRUE;
364BOOL bounce_return_message = TRUE;
365BOOL check_rfc2047_length = TRUE;
366BOOL commandline_checks_require_admin = FALSE;
367
368#ifdef EXPERIMENTAL_DCC
369BOOL dcc_direct_add_header = FALSE;
370#endif
371BOOL debug_store = FALSE;
372BOOL delivery_date_remove = TRUE;
373BOOL deliver_drop_privilege = FALSE;
374#ifdef ENABLE_DISABLE_FSYNC
375BOOL disable_fsync = FALSE;
376#endif
377BOOL disable_ipv6 = FALSE;
378BOOL dns_csa_use_reverse = TRUE;
379BOOL drop_cr = FALSE; /* No longer used */
380
381BOOL envelope_to_remove = TRUE;
382BOOL exim_gid_set = TRUE; /* This gid is always set */
383BOOL exim_uid_set = TRUE; /* This uid is always set */
384BOOL extract_addresses_remove_arguments = TRUE;
385
386BOOL host_checking = FALSE;
387BOOL host_lookup_deferred = FALSE;
388BOOL host_lookup_failed = FALSE;
389BOOL ignore_fromline_local = FALSE;
390
391BOOL local_from_check = TRUE;
392BOOL local_sender_retain = FALSE;
393BOOL log_timezone = FALSE;
394BOOL message_body_newlines = FALSE;
395BOOL message_logs = TRUE;
396#ifdef SUPPORT_I18N
397BOOL message_smtputf8 = FALSE;
398#endif
399BOOL mua_wrapper = FALSE;
400
401BOOL preserve_message_logs = FALSE;
402BOOL print_topbitchars = FALSE;
403BOOL prod_requires_admin = TRUE;
404#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
405BOOL proxy_session = FALSE;
406#endif
407
408BOOL queue_list_requires_admin = TRUE;
409BOOL queue_only = FALSE;
410BOOL queue_only_load_latch = TRUE;
411BOOL queue_only_override = TRUE;
412BOOL queue_run_in_order = FALSE;
413BOOL recipients_max_reject = FALSE;
414BOOL return_path_remove = TRUE;
415
416BOOL smtp_batched_input = FALSE;
417BOOL sender_helo_dnssec = FALSE;
418BOOL sender_host_dnssec = FALSE;
419BOOL smtp_accept_keepalive = TRUE;
420BOOL smtp_check_spool_space = TRUE;
421BOOL smtp_enforce_sync = TRUE;
422BOOL smtp_etrn_serialize = TRUE;
423BOOL smtp_input = FALSE;
424BOOL smtp_return_error_details = FALSE;
425#ifdef SUPPORT_SPF
426BOOL spf_result_guessed = FALSE;
427#endif
428BOOL split_spool_directory = FALSE;
429BOOL spool_wireformat = FALSE;
430#ifdef EXPERIMENTAL_SRS
431BOOL srs_usehash = TRUE;
432BOOL srs_usetimestamp = TRUE;
433#endif
434BOOL strict_acl_vars = FALSE;
435BOOL strip_excess_angle_brackets = FALSE;
436BOOL strip_trailing_dot = FALSE;
437BOOL syslog_duplication = TRUE;
438BOOL syslog_pid = TRUE;
439BOOL syslog_timestamp = TRUE;
440BOOL system_filter_gid_set = FALSE;
441BOOL system_filter_uid_set = FALSE;
442
443BOOL tcp_nodelay = TRUE;
444BOOL write_rejectlog = TRUE;
445
446/******************************************************************************/
059ec3d9 447
71fafd95 448header_line *acl_added_headers = NULL;
059ec3d9 449tree_node *acl_anchor = NULL;
525239c1
JH		 450uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
451 NULL, NULL, NULL, NULL};
452int acl_narg = 0;
8f128379 453
e1d04f48
JH		 454int acl_level = 0;
455
059ec3d9 456uschar *acl_not_smtp = NULL;
54cdb463
PH		 457#ifdef WITH_CONTENT_SCAN
458uschar *acl_not_smtp_mime = NULL;
459#endif
45b91596 460uschar *acl_not_smtp_start = NULL;
e7568d51 461uschar *acl_removed_headers = NULL;
059ec3d9
PH		 462uschar *acl_smtp_auth = NULL;
463uschar *acl_smtp_connect = NULL;
464uschar *acl_smtp_data = NULL;
8ccd00b1 465#ifndef DISABLE_PRDR
ad07e9ad 466uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 467#endif
80a47a2c
TK		 468#ifndef DISABLE_DKIM
469uschar *acl_smtp_dkim = NULL;
470#endif
059ec3d9
PH		 471uschar *acl_smtp_etrn = NULL;
472uschar *acl_smtp_expn = NULL;
473uschar *acl_smtp_helo = NULL;
474uschar *acl_smtp_mail = NULL;
475uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 476#ifdef WITH_CONTENT_SCAN
477uschar *acl_smtp_mime = NULL;
478#endif
8f128379 479uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 480uschar *acl_smtp_predata = NULL;
481uschar *acl_smtp_quit = NULL;
482uschar *acl_smtp_rcpt = NULL;
483uschar *acl_smtp_starttls = NULL;
484uschar *acl_smtp_vrfy = NULL;
8f128379 485
38a0a95f
PH		 486tree_node *acl_var_c = NULL;
487tree_node *acl_var_m = NULL;
059ec3d9 488uschar *acl_verify_message = NULL;
059ec3d9
PH		 489string_item *acl_warn_logged = NULL;
490
491/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
492error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
493
494uschar *acl_wherenames[] = { US"RCPT",
495 US"MAIL",
496 US"PREDATA",
8523533c 497 US"MIME",
80a47a2c 498 US"DKIM",
059ec3d9 499 US"DATA",
8ccd00b1 500#ifndef DISABLE_PRDR
fd98a5c6
JH		 501 US"PRDR",
502#endif
059ec3d9
PH		 503 US"non-SMTP",
504 US"AUTH",
505 US"connection",
506 US"ETRN",
507 US"EXPN",
508 US"EHLO or HELO",
509 US"MAILAUTH",
45b91596 510 US"non-SMTP-start",
8f128379 511 US"NOTQUIT",
059ec3d9
PH		 512 US"QUIT",
513 US"STARTTLS",
723c72e6 514 US"VRFY",
faa05a93
JH		 515 US"delivery",
516 US"unknown"
059ec3d9
PH		 517 };
518
a5bd321b
PH		 519uschar *acl_wherecodes[] = { US"550", /* RCPT */
520 US"550", /* MAIL */
521 US"550", /* PREDATA */
522 US"550", /* MIME */
80a47a2c 523 US"550", /* DKIM */
a5bd321b 524 US"550", /* DATA */
8ccd00b1 525#ifndef DISABLE_PRDR
fd98a5c6
JH		 526 US"550", /* RCPT PRDR */
527#endif
a5bd321b
PH		 528 US"0", /* not SMTP; not relevant */
529 US"503", /* AUTH */
530 US"550", /* connect */
531 US"458", /* ETRN */
532 US"550", /* EXPN */
533 US"550", /* HELO/EHLO */
534 US"0", /* MAILAUTH; not relevant */
535 US"0", /* not SMTP; not relevant */
8f128379 536 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 537 US"0", /* QUIT; not relevant */
538 US"550", /* STARTTLS */
723c72e6 539 US"252", /* VRFY */
faa05a93 540 US"0", /* delivery; not relevant */
723c72e6 541 US"0" /* unknown; not relevant */
059ec3d9 542 };
8e669ac1 543
bc3c7bb7 544uschar *add_environment = NULL;
059ec3d9
PH		 545address_item *addr_duplicate = NULL;
546
547address_item address_defaults = {
f2ed27cf
JH		 548 .next = NULL,
549 .parent = NULL,
550 .first = NULL,
551 .dupof = NULL,
552 .start_router = NULL,
553 .router = NULL,
554 .transport = NULL,
555 .host_list = NULL,
556 .host_used = NULL,
557 .fallback_hosts = NULL,
558 .reply = NULL,
559 .retries = NULL,
560 .address = NULL,
561 .unique = NULL,
562 .cc_local_part = NULL,
563 .lc_local_part = NULL,
564 .local_part = NULL,
565 .prefix = NULL,
566 .suffix = NULL,
567 .domain = NULL,
568 .address_retry_key = NULL,
569 .domain_retry_key = NULL,
570 .current_dir = NULL,
571 .home_dir = NULL,
572 .message = NULL,
573 .user_message = NULL,
574 .onetime_parent = NULL,
575 .pipe_expandn = NULL,
576 .return_filename = NULL,
577 .self_hostname = NULL,
578 .shadow_message = NULL,
895fbaf2 579#ifdef SUPPORT_TLS
f2ed27cf
JH		 580 .cipher = NULL,
581 .ourcert = NULL,
582 .peercert = NULL,
583 .peerdn = NULL,
584 .ocsp = OCSP_NOT_REQ,
895fbaf2
JH		 585#endif
586#ifdef EXPERIMENTAL_DSN_INFO
f2ed27cf
JH		 587 .smtp_greeting = NULL,
588 .helo_response = NULL,
895fbaf2 589#endif
f2ed27cf
JH		 590 .authenticator = NULL,
591 .auth_id = NULL,
592 .auth_sndr = NULL,
593 .dsn_orcpt = NULL,
594 .dsn_flags = 0,
595 .dsn_aware = 0,
596 .uid = (uid_t)(-1),
597 .gid = (gid_t)(-1),
7eb0e5d2 598 .flags = { 0 },
f2ed27cf
JH		 599 .domain_cache = { 0 }, /* domain_cache - any larger array should be zeroed */
600 .localpart_cache = { 0 }, /* localpart_cache - ditto */
601 .mode = -1,
602 .more_errno = 0,
603 .delivery_usec = 0,
604 .basic_errno = ERRNO_UNKNOWNERROR,
605 .child_count = 0,
606 .return_file = -1,
607 .special_action = SPECIAL_NONE,
608 .transport_return = DEFER,
609 .prop = { /* fields that are propagated to children */
610 .address_data = NULL,
611 .domain_data = NULL,
612 .localpart_data = NULL,
613 .errors_address = NULL,
614 .extra_headers = NULL,
615 .remove_headers = NULL,
384152a6 616#ifdef EXPERIMENTAL_SRS
f2ed27cf 617 .srs_sender = NULL,
7ade712c 618#endif
a5853d7c 619 .ignore_error = FALSE,
8c5d388a 620#ifdef SUPPORT_I18N
f2ed27cf
JH		 621 .utf8_msg = FALSE,
622 .utf8_downcvt = FALSE,
623 .utf8_downcvt_maybe = FALSE
384152a6 624#endif
059ec3d9
PH		 625 }
626};
627
628uschar *address_file = NULL;
629uschar *address_pipe = NULL;
059ec3d9
PH		 630tree_node *addresslist_anchor = NULL;
631int addresslist_count = 0;
632gid_t *admin_groups = NULL;
617d3932
JH		 633
634#ifdef EXPERIMENTAL_ARC
635struct arc_set *arc_received = NULL;
636int arc_received_instance = 0;
637int arc_oldest_pass = 0;
638const uschar *arc_state = NULL;
93c931f8 639const uschar *arc_state_reason = NULL;
617d3932
JH		 640#endif
641
2d07a215 642uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 643uschar *authenticated_id = NULL;
644uschar *authenticated_sender = NULL;
059ec3d9
PH		 645auth_instance *auths = NULL;
646uschar *auth_advertise_hosts = US"*";
647auth_instance auth_defaults = {
f2ed27cf
JH		 648 .next = NULL,
649 .name = NULL,
650 .info = NULL,
651 .options_block = NULL,
652 .driver_name = NULL,
653 .advertise_condition = NULL,
654 .client_condition = NULL,
655 .public_name = NULL,
656 .set_id = NULL,
657 .set_client_id = NULL,
658 .mail_auth_condition = NULL,
659 .server_debug_string = NULL,
660 .server_condition = NULL,
661 .client = FALSE,
662 .server = FALSE,
663 .advertised = FALSE
059ec3d9
PH		 664};
665
666uschar *auth_defer_msg = US"reason not recorded";
667uschar *auth_defer_user_msg = US"";
f78eb7c6 668uschar *auth_vars[AUTH_VARS];
059ec3d9 669int auto_thaw = 0;
8523533c 670#ifdef WITH_CONTENT_SCAN
8768d548 671int av_failed = FALSE; /* boolean but accessed as vtype_int*/
8523533c
TK		 672uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
673#endif
059ec3d9 674
9a799bc0 675#if BASE_62 == 62
059ec3d9
PH		 676uschar *base62_chars=
677 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 678#else
679uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
680#endif
681
059ec3d9
PH		 682uschar *bi_command = NULL;
683uschar *big_buffer = NULL;
684int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 685#ifdef EXPERIMENTAL_BRIGHTMAIL
686uschar *bmi_alt_location = NULL;
687uschar *bmi_base64_tracker_verdict = NULL;
688uschar *bmi_base64_verdict = NULL;
689uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
690int bmi_deliver = 1;
691int bmi_run = 0;
692uschar *bmi_verdicts = NULL;
693#endif
32b8ce41 694int bsmtp_transaction_linecount = 0;
939c3e34 695int body_8bitmime = 0;
059ec3d9
PH		 696int body_linecount = 0;
697int body_zerocount = 0;
698uschar *bounce_message_file = NULL;
699uschar *bounce_message_text = NULL;
700uschar *bounce_recipient = NULL;
62b7cd08 701int bounce_return_linesize_limit = 998;
059ec3d9
PH		 702int bounce_return_size_limit = 100*1024;
703uschar *bounce_sender_authentication = NULL;
059ec3d9 704
055e2cb4 705uschar *callout_address = NULL;
059ec3d9
PH		 706int callout_cache_domain_positive_expire = 7*24*60*60;
707int callout_cache_domain_negative_expire = 3*60*60;
708int callout_cache_positive_expire = 24*60*60;
709int callout_cache_negative_expire = 2*60*60;
710uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 711uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
ddf1b11a 712int check_log_inodes = 100;
a45431fa 713int_eximarith_t check_log_space = 10*1024; /* 10K Kbyte == 10MB */
ddf1b11a 714int check_spool_inodes = 100;
a45431fa 715int_eximarith_t check_spool_space = 10*1024; /* 10K Kbyte == 10MB */
18481de3 716
aa368db3 717uschar *chunking_advertise_hosts = US"*";
18481de3 718unsigned chunking_datasize = 0;
7e3ce68e 719unsigned chunking_data_left = 0;
18481de3 720chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
f98442df 721const pcre *regex_CHUNKING = NULL;
18481de3 722
aa368db3
JH		 723uschar *client_authenticator = NULL;
724uschar *client_authenticated_id = NULL;
725uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 726int clmacro_count = 0;
727uschar *clmacros[MAX_CLMACROS];
059ec3d9 728FILE *config_file = NULL;
18d6b513 729const uschar *config_filename = NULL;
059ec3d9 730int config_lineno = 0;
35edf2ff
PH		 731#ifdef CONFIGURE_GROUP
732gid_t config_gid = CONFIGURE_GROUP;
19bfe9e7
HSHR		 733#else
734gid_t config_gid = 0;
35edf2ff 735#endif
059ec3d9
PH		 736uschar *config_main_filelist = US CONFIGURE_FILE
737 "\0<-----------Space to patch configure_filename->";
738uschar *config_main_filename = NULL;
98b8312f 739uschar *config_main_directory = NULL;
059ec3d9
PH		 740
741#ifdef CONFIGURE_OWNER
742uid_t config_uid = CONFIGURE_OWNER;
19bfe9e7
HSHR		 743#else
744uid_t config_uid = 0;
059ec3d9
PH		 745#endif
746
747int connection_max_messages= -1;
5013d912 748uschar *continue_proxy_cipher = NULL;
059ec3d9
PH		 749uschar *continue_hostname = NULL;
750uschar *continue_host_address = NULL;
059ec3d9
PH		 751int continue_sequence = 1;
752uschar *continue_transport = NULL;
753
e5a9dba6 754uschar *csa_status = NULL;
5032d1cf 755cut_t cutthrough = {
f2ed27cf
JH		 756 .callout_hold_only = FALSE, /* verify-only: normal delivery */
757 .delivery = FALSE, /* when to attempt */
758 .defer_pass = FALSE, /* on defer: spool locally */
759 .is_tls = FALSE, /* not a TLS conn yet */
74f1a423 760 .cctx = {.sock = -1}, /* open connection */
f2ed27cf 761 .nrcpt = 0, /* number of addresses */
5032d1cf 762};
e5a9dba6 763
059ec3d9 764uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 765int daemon_startup_retries = 9;
766int daemon_startup_sleep = 30;
6a8f9482
TK		 767
768#ifdef EXPERIMENTAL_DCC
6a8f9482
TK		 769uschar *dcc_header = NULL;
770uschar *dcc_result = NULL;
771uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
772uschar *dccifd_options = US"header";
773#endif
774
059ec3d9
PH		 775int debug_fd = -1;
776FILE *debug_file = NULL;
6c6d6e48
TF		 777int debug_notall[] = {
778 Di_memory,
ae8f9024 779 Di_noutf8,
6c6d6e48 780 -1
059ec3d9 781};
ae8f9024
JH		 782bit_table debug_options[] = { /* must be in alphabetical order and use
783 only the enum values from macro.h */
6c6d6e48
TF		 784 BIT_TABLE(D, acl),
785 BIT_TABLE(D, all),
786 BIT_TABLE(D, auth),
787 BIT_TABLE(D, deliver),
788 BIT_TABLE(D, dns),
789 BIT_TABLE(D, dnsbl),
790 BIT_TABLE(D, exec),
791 BIT_TABLE(D, expand),
792 BIT_TABLE(D, filter),
793 BIT_TABLE(D, hints_lookup),
794 BIT_TABLE(D, host_lookup),
795 BIT_TABLE(D, ident),
796 BIT_TABLE(D, interface),
797 BIT_TABLE(D, lists),
798 BIT_TABLE(D, load),
799 BIT_TABLE(D, local_scan),
800 BIT_TABLE(D, lookup),
801 BIT_TABLE(D, memory),
ae8f9024 802 BIT_TABLE(D, noutf8),
6c6d6e48
TF		 803 BIT_TABLE(D, pid),
804 BIT_TABLE(D, process_info),
805 BIT_TABLE(D, queue_run),
806 BIT_TABLE(D, receive),
807 BIT_TABLE(D, resolver),
808 BIT_TABLE(D, retry),
809 BIT_TABLE(D, rewrite),
810 BIT_TABLE(D, route),
811 BIT_TABLE(D, timestamp),
812 BIT_TABLE(D, tls),
813 BIT_TABLE(D, transport),
814 BIT_TABLE(D, uid),
815 BIT_TABLE(D, verify),
816};
817int debug_options_count = nelem(debug_options);
818
059ec3d9
PH		 819unsigned int debug_selector = 0;
820int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 821uschar *delay_warning_condition=
822 US"${if or {"
e85a7ad5 823 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 824 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
825 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
826 "} {no}{yes}}";
059ec3d9
PH		 827uschar *deliver_address_data = NULL;
828int deliver_datafile = -1;
55414b25 829const uschar *deliver_domain = NULL;
059ec3d9 830uschar *deliver_domain_data = NULL;
55414b25
JH		 831const uschar *deliver_domain_orig = NULL;
832const uschar *deliver_domain_parent = NULL;
19050083 833time_t deliver_frozen_at = 0;
059ec3d9 834uschar *deliver_home = NULL;
55414b25
JH		 835const uschar *deliver_host = NULL;
836const uschar *deliver_host_address = NULL;
a7538db1 837int deliver_host_port = 0;
059ec3d9
PH		 838uschar *deliver_in_buffer = NULL;
839ino_t deliver_inode = 0;
840uschar *deliver_localpart = NULL;
841uschar *deliver_localpart_data = NULL;
842uschar *deliver_localpart_orig = NULL;
843uschar *deliver_localpart_parent = NULL;
844uschar *deliver_localpart_prefix = NULL;
845uschar *deliver_localpart_suffix = NULL;
059ec3d9
PH		 846uschar *deliver_out_buffer = NULL;
847int deliver_queue_load_max = -1;
848address_item *deliver_recipients = NULL;
849uschar *deliver_selectstring = NULL;
059ec3d9 850uschar *deliver_selectstring_sender = NULL;
059ec3d9 851
80a47a2c 852#ifndef DISABLE_DKIM
64b67b65 853unsigned dkim_collect_input = 0;
2df588c9 854uschar *dkim_cur_signer = NULL;
abe1010c 855int dkim_key_length = 0;
b4757e36 856void *dkim_signatures = NULL;
9e5d6b55 857uschar *dkim_signers = NULL;
f7572e5a
TK		 858uschar *dkim_signing_domain = NULL;
859uschar *dkim_signing_selector = NULL;
2c47372f 860uschar *dkim_verify_overall = NULL;
9e5d6b55 861uschar *dkim_verify_signers = US"$dkim_signers";
a79d8834
JH		 862uschar *dkim_verify_status = NULL;
863uschar *dkim_verify_reason = NULL;
f7572e5a 864#endif
4840604e 865#ifdef EXPERIMENTAL_DMARC
8c8b8274 866uschar *dmarc_domain_policy = NULL;
4840604e
TL		 867uschar *dmarc_forensic_sender = NULL;
868uschar *dmarc_history_file = NULL;
869uschar *dmarc_status = NULL;
870uschar *dmarc_status_text = NULL;
871uschar *dmarc_tld_file = NULL;
872uschar *dmarc_used_domain = NULL;
4840604e 873#endif
f7572e5a 874
059ec3d9 875uschar *dns_again_means_nonexist = NULL;
e5a9dba6 876int dns_csa_search_limit = 5;
d8d9f930 877int dns_cname_loops = 1;
c0635b6d 878#ifdef SUPPORT_DANE
e682570f
TL		 879int dns_dane_ok = -1;
880#endif
059ec3d9
PH		 881uschar *dns_ipv4_lookup = NULL;
882int dns_retrans = 0;
883int dns_retry = 0;
0fbd9bff 884int dns_dnssec_ok = -1; /* <0 = not coerced */
9820a77f 885uschar *dns_trust_aa = NULL;
e97d1f08 886int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 887uschar *dnslist_domain = NULL;
93655c46 888uschar *dnslist_matched = NULL;
059ec3d9
PH		 889uschar *dnslist_text = NULL;
890uschar *dnslist_value = NULL;
891tree_node *domainlist_anchor = NULL;
892int domainlist_count = 0;
0e22dfd1 893uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9 894
059ec3d9
PH		 895int errno_quota = ERRNO_QUOTA;
896uschar *errors_copy = NULL;
897int error_handling = ERRORS_SENDER;
898uschar *errors_reply_to = NULL;
899int errors_sender_rc = EXIT_FAILURE;
0cbf2b82 900#ifndef DISABLE_EVENT
723fe533 901uschar *event_action = NULL; /* expansion for delivery events */
4c04137d 902uschar *event_data = NULL; /* auxiliary data variable for event */
723fe533 903int event_defer_errno = 0;
55414b25 904const uschar *event_name = NULL; /* event name variable */
723fe533
JH		 905#endif
906
059ec3d9
PH		 907
908gid_t exim_gid = EXIM_GID;
059ec3d9
PH		 909uschar *exim_path = US BIN_DIRECTORY "/exim"
910 "\0<---------------Space to patch exim_path->";
911uid_t exim_uid = EXIM_UID;
e1d04f48 912int expand_level = 0; /* Nesting depth, indent for debug */
059ec3d9
PH		 913int expand_forbid = 0;
914int expand_nlength[EXPAND_MAXN+1];
915int expand_nmax = -1;
916uschar *expand_nstring[EXPAND_MAXN+1];
059ec3d9 917uschar *expand_string_message;
059ec3d9
PH		 918uschar *extra_local_interfaces = NULL;
919
29aba418 920int fake_response = OK;
0e22dfd1
PH		 921uschar *fake_response_text = US"Your message has been rejected but is "
922 "being kept for evaluation.\nIf it was a "
923 "legitimate message, it may still be "
924 "delivered to the target recipient(s).";
059ec3d9 925int filter_n[FILTER_VARIABLE_COUNT];
059ec3d9 926int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 927int filter_test = FTEST_NONE;
928uschar *filter_test_sfile = NULL;
929uschar *filter_test_ufile = NULL;
059ec3d9
PH		 930uschar *filter_thisaddress = NULL;
931int finduser_retries = 0;
932uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
933uschar *freeze_tell = NULL;
6a3f1455 934uschar *freeze_tell_config = NULL;
059ec3d9
PH		 935uschar *fudged_queue_times = US"";
936
937uschar *gecos_name = NULL;
938uschar *gecos_pattern = NULL;
939rewrite_rule *global_rewrite_rules = NULL;
940
9723f966
JH		 941volatile sig_atomic_t had_command_timeout = 0;
942volatile sig_atomic_t had_command_sigterm = 0;
943volatile sig_atomic_t had_data_timeout = 0;
944volatile sig_atomic_t had_data_sigint = 0;
059ec3d9
PH		 945uschar *headers_charset = US HEADERS_CHARSET;
946int header_insert_maxlen = 64 * 1024;
947header_line *header_last = NULL;
948header_line *header_list = NULL;
949int header_maxsize = HEADER_MAXSIZE;
950int header_line_maxsize = 0;
951
952header_name header_names[] = {
f2ed27cf
JH		 953 /* name len allow_resent htype */
954 { US"bcc", 3, TRUE, htype_bcc },
955 { US"cc", 2, TRUE, htype_cc },
956 { US"date", 4, TRUE, htype_date },
957 { US"delivery-date", 13, FALSE, htype_delivery_date },
958 { US"envelope-to", 11, FALSE, htype_envelope_to },
959 { US"from", 4, TRUE, htype_from },
960 { US"message-id", 10, TRUE, htype_id },
961 { US"received", 8, FALSE, htype_received },
962 { US"reply-to", 8, FALSE, htype_reply_to },
963 { US"return-path", 11, FALSE, htype_return_path },
964 { US"sender", 6, TRUE, htype_sender },
965 { US"subject", 7, FALSE, htype_subject },
966 { US"to", 2, TRUE, htype_to }
059ec3d9
PH		 967};
968
617d3932 969int header_names_size = nelem(header_names);
059ec3d9 970
059ec3d9
PH		 971uschar *helo_accept_junk_hosts = NULL;
972uschar *helo_allow_chars = US"";
973uschar *helo_lookup_domains = US"@ : @[]";
974uschar *helo_try_verify_hosts = NULL;
059ec3d9 975uschar *helo_verify_hosts = NULL;
1ba28e2b 976const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9 977uschar *hold_domains = NULL;
059ec3d9 978uschar *host_data = NULL;
059ec3d9 979uschar *host_lookup = NULL;
059ec3d9
PH		 980uschar *host_lookup_order = US"bydns:byaddr";
981uschar *host_lookup_msg = US"";
982int host_number = 0;
983uschar *host_number_string = NULL;
984uschar *host_reject_connection = NULL;
985tree_node *hostlist_anchor = NULL;
986int hostlist_count = 0;
987uschar *hosts_treat_as_local = NULL;
988uschar *hosts_connection_nolog = NULL;
989
990int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
059ec3d9 991uschar *ignore_fromline_hosts = NULL;
9ee44efb 992int inetd_wait_timeout = -1;
3615fa9a 993uschar *initial_cwd = NULL;
059ec3d9
PH		 994uschar *interface_address = NULL;
995int interface_port = -1;
0ce9abe6 996uschar *iterate_item = NULL;
059ec3d9
PH		 997
998int journal_fd = -1;
999
bc3c7bb7
HSHR		 1000uschar *keep_environment = NULL;
1001
059ec3d9
PH		 1002int keep_malformed = 4*24*60*60; /* 4 days */
1003
1004uschar *eldap_dn = NULL;
1005int load_average = -2;
059ec3d9
PH		 1006uschar *local_from_prefix = NULL;
1007uschar *local_from_suffix = NULL;
1008
1009#if HAVE_IPV6
1010uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
1011#else
1012uschar *local_interfaces = US"0.0.0.0";
1013#endif
1014
9723f966 1015#ifdef HAVE_LOCAL_SCAN
059ec3d9
PH		 1016uschar *local_scan_data = NULL;
1017int local_scan_timeout = 5*60;
9723f966 1018#endif
059ec3d9
PH		 1019gid_t local_user_gid = (gid_t)(-1);
1020uid_t local_user_uid = (uid_t)(-1);
1021
1022tree_node *localpartlist_anchor= NULL;
1023int localpartlist_count = 0;
1024uschar *log_buffer = NULL;
6c6d6e48
TF		 1025
1026int log_default[] = { /* for initializing log_selector */
1027 Li_acl_warn_skipped,
1028 Li_connection_reject,
1029 Li_delay_delivery,
2c47372f 1030 Li_dkim,
6c6d6e48
TF		 1031 Li_dnslist_defer,
1032 Li_etrn,
1033 Li_host_lookup_failed,
1034 Li_lost_incoming_connection,
ac881e27 1035 Li_outgoing_interface, /* see d_log_interface in deliver.c */
6c6d6e48
TF		 1036 Li_queue_run,
1037 Li_rejected_header,
1038 Li_retry_defer,
1039 Li_sender_verify_fail,
1040 Li_size_reject,
1041 Li_skip_delivery,
1042 Li_smtp_confirmation,
1043 Li_tls_certificate_verified,
1044 Li_tls_cipher,
1045 -1
1046};
1047
059ec3d9
PH		 1048uschar *log_file_path = US LOG_FILE_PATH
1049 "\0<--------------Space to patch log_file_path->";
1050
6c6d6e48
TF		 1051int log_notall[] = {
1052 -1
1053};
1054bit_table log_options[] = { /* must be in alphabetical order */
1055 BIT_TABLE(L, 8bitmime),
1056 BIT_TABLE(L, acl_warn_skipped),
1057 BIT_TABLE(L, address_rewrite),
1058 BIT_TABLE(L, all),
1059 BIT_TABLE(L, all_parents),
1060 BIT_TABLE(L, arguments),
1061 BIT_TABLE(L, connection_reject),
1062 BIT_TABLE(L, delay_delivery),
1063 BIT_TABLE(L, deliver_time),
1064 BIT_TABLE(L, delivery_size),
2c47372f
JH		 1065#ifndef DISABLE_DKIM
1066 BIT_TABLE(L, dkim),
1067 BIT_TABLE(L, dkim_verbose),
1068#endif
6c6d6e48 1069 BIT_TABLE(L, dnslist_defer),
fc16abb4 1070 BIT_TABLE(L, dnssec),
6c6d6e48
TF		 1071 BIT_TABLE(L, etrn),
1072 BIT_TABLE(L, host_lookup_failed),
1073 BIT_TABLE(L, ident_timeout),
1074 BIT_TABLE(L, incoming_interface),
1075 BIT_TABLE(L, incoming_port),
1076 BIT_TABLE(L, lost_incoming_connection),
571b2715 1077 BIT_TABLE(L, millisec),
ac881e27 1078 BIT_TABLE(L, outgoing_interface),
6c6d6e48
TF		 1079 BIT_TABLE(L, outgoing_port),
1080 BIT_TABLE(L, pid),
7c576fca 1081 BIT_TABLE(L, pipelining),
2c47372f 1082#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
6c6d6e48
TF		 1083 BIT_TABLE(L, proxy),
1084#endif
1085 BIT_TABLE(L, queue_run),
1086 BIT_TABLE(L, queue_time),
1087 BIT_TABLE(L, queue_time_overall),
306c6c77 1088 BIT_TABLE(L, receive_time),
6c6d6e48
TF		 1089 BIT_TABLE(L, received_recipients),
1090 BIT_TABLE(L, received_sender),
1091 BIT_TABLE(L, rejected_header),
1092 { US"rejected_headers", Li_rejected_header },
1093 BIT_TABLE(L, retry_defer),
1094 BIT_TABLE(L, return_path_on_delivery),
1095 BIT_TABLE(L, sender_on_delivery),
1096 BIT_TABLE(L, sender_verify_fail),
1097 BIT_TABLE(L, size_reject),
1098 BIT_TABLE(L, skip_delivery),
1099 BIT_TABLE(L, smtp_confirmation),
1100 BIT_TABLE(L, smtp_connection),
1101 BIT_TABLE(L, smtp_incomplete_transaction),
1102 BIT_TABLE(L, smtp_mailauth),
1103 BIT_TABLE(L, smtp_no_mail),
1104 BIT_TABLE(L, smtp_protocol_error),
1105 BIT_TABLE(L, smtp_syntax_error),
1106 BIT_TABLE(L, subject),
1107 BIT_TABLE(L, tls_certificate_verified),
1108 BIT_TABLE(L, tls_cipher),
1109 BIT_TABLE(L, tls_peerdn),
1110 BIT_TABLE(L, tls_sni),
1111 BIT_TABLE(L, unknown_in_list),
059ec3d9 1112};
6c6d6e48 1113int log_options_count = nelem(log_options);
059ec3d9 1114
6ea85e9a 1115int log_reject_target = 0;
6c6d6e48 1116unsigned int log_selector[log_selector_size]; /* initialized in main() */
059ec3d9
PH		 1117uschar *log_selector_string = NULL;
1118FILE *log_stderr = NULL;
059ec3d9 1119uschar *login_sender_address = NULL;
4e0983dc 1120uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 1121int lookup_open_max = 25;
1122uschar *lookup_value = NULL;
1123
85e03244 1124macro_item *macros_user = NULL;
059ec3d9 1125uschar *mailstore_basename = NULL;
8523533c
TK		 1126#ifdef WITH_CONTENT_SCAN
1127uschar *malware_name = NULL; /* Virus Name */
1128#endif
d677b2f2 1129int max_received_linelength= 0;
059ec3d9
PH		 1130int max_username_length = 0;
1131int message_age = 0;
1132uschar *message_body = NULL;
1133uschar *message_body_end = NULL;
1134int message_body_size = 0;
1135int message_body_visible = 500;
1136int message_ended = END_NOTSTARTED;
1137uschar *message_headers = NULL;
1138uschar *message_id;
1139uschar *message_id_domain = NULL;
1140uschar *message_id_text = NULL;
1141struct timeval message_id_tv = { 0, 0 };
1142uschar message_id_option[MESSAGE_ID_LENGTH + 3];
1143uschar *message_id_external;
1144int message_linecount = 0;
059ec3d9
PH		 1145int message_size = 0;
1146uschar *message_size_limit = US"50M";
8c5d388a 1147#ifdef SUPPORT_I18N
3c8b3577 1148int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 1149#endif
059ec3d9
PH		 1150uschar message_subdir[2] = { 0, 0 };
1151uschar *message_reference = NULL;
8523533c
TK		 1152
1153/* MIME ACL expandables */
1154#ifdef WITH_CONTENT_SCAN
f7b63901 1155int mime_anomaly_level = 0;
1ba28e2b 1156const uschar *mime_anomaly_text = NULL;
8523533c
TK		 1157uschar *mime_boundary = NULL;
1158uschar *mime_charset = NULL;
1159uschar *mime_content_description = NULL;
1160uschar *mime_content_disposition = NULL;
1161uschar *mime_content_id = NULL;
1162unsigned int mime_content_size = 0;
1163uschar *mime_content_transfer_encoding = NULL;
1164uschar *mime_content_type = NULL;
1165uschar *mime_decoded_filename = NULL;
1166uschar *mime_filename = NULL;
1167int mime_is_multipart = 0;
1168int mime_is_coverletter = 0;
1169int mime_is_rfc822 = 0;
1170int mime_part_count = -1;
1171#endif
1172
059ec3d9 1173uid_t *never_users = NULL;
059ec3d9 1174
fb05276a
JH		 1175const int on = 1; /* for setsockopt */
1176const int off = 0;
1177
059ec3d9
PH		 1178uid_t original_euid;
1179gid_t originator_gid;
1180uschar *originator_login = NULL;
1181uschar *originator_name = NULL;
1182uid_t originator_uid;
1183uschar *override_local_interfaces = NULL;
1184uschar *override_pid_file_path = NULL;
1185
059ec3d9
PH		 1186uschar *percent_hack_domains = NULL;
1187uschar *pid_file_path = US PID_FILE_PATH
1188 "\0<--------------Space to patch pid_file_path->";
ee8b8090
JH		 1189#ifdef EXPERIMENTAL_PIPE_CONNECT
1190uschar *pipe_connect_advertise_hosts = US"*";
1191#endif
059ec3d9 1192uschar *pipelining_advertise_hosts = US"*";
059ec3d9 1193uschar *primary_hostname = NULL;
059ec3d9 1194uschar process_info[PROCESS_INFO_SIZE];
921b12ca 1195int process_info_len = 0;
059ec3d9 1196uschar *process_log_path = NULL;
a3c86431 1197
e6d2a989 1198#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
eb58ddf5
JH		 1199uschar *hosts_proxy = NULL;
1200uschar *proxy_external_address = NULL;
e6d2a989 1201int proxy_external_port = 0;
eb58ddf5 1202uschar *proxy_local_address = NULL;
e6d2a989 1203int proxy_local_port = 0;
a3c86431
TL		 1204#endif
1205
fffda43a
TK		 1206uschar *prvscheck_address = NULL;
1207uschar *prvscheck_keynum = NULL;
1208uschar *prvscheck_result = NULL;
1209
059ec3d9 1210
55414b25 1211const uschar *qualify_domain_recipient = NULL;
059ec3d9 1212uschar *qualify_domain_sender = NULL;
059ec3d9
PH		 1213uschar *queue_domains = NULL;
1214int queue_interval = -1;
a2da3176 1215uschar *queue_name = US"";
059ec3d9
PH		 1216uschar *queue_only_file = NULL;
1217int queue_only_load = -1;
0cd5fd23 1218uschar *queue_run_max = US"5";
059ec3d9
PH		 1219pid_t queue_run_pid = (pid_t)0;
1220int queue_run_pipe = -1;
059ec3d9
PH		 1221uschar *queue_smtp_domains = NULL;
1222
3ea7e280 1223uint32_t random_seed = 0;
fe0dab11 1224tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1225tree_node *ratelimiters_conn = NULL;
1226tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1227uschar *raw_active_hostname = NULL;
1228uschar *raw_sender = NULL;
1229uschar **raw_recipients = NULL;
1230int raw_recipients_count = 0;
1231
1232int rcpt_count = 0;
1233int rcpt_fail_count = 0;
1234int rcpt_defer_count = 0;
1235gid_t real_gid;
1236uid_t real_uid;
059ec3d9
PH		 1237int receive_linecount = 0;
1238int receive_messagecount = 0;
1239int receive_timeout = 0;
1240int received_count = 0;
1241uschar *received_for = NULL;
1242
1243/* This is the default text for Received headers generated by Exim. The
1244date will be automatically added on the end. */
1245
1246uschar *received_header_text = US
1247 "Received: "
1248 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
ffc3d145
JH		 1249 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
1250 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
059ec3d9 1251 "by $primary_hostname "
ffc3d145
JH		 1252 "${if def:received_protocol {with $received_protocol }}"
1253#ifdef SUPPORT_TLS
1254 "${if def:tls_in_cipher_std { tls $tls_in_cipher_std\n\t}}"
1255#endif
059ec3d9 1256 "(Exim $version_number)\n\t"
3e46c1aa 1257 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1258 "id $message_exim_id"
059ec3d9
PH		 1259 "${if def:received_for {\n\tfor $received_for}}"
1260 "\0<---------------Space to patch received_header_text->";
1261
1262int received_headers_max = 30;
1263uschar *received_protocol = NULL;
32dfdf8b 1264struct timeval received_time = { 0, 0 };
306c6c77 1265struct timeval received_time_taken = { 0, 0 };
059ec3d9
PH		 1266uschar *recipient_data = NULL;
1267uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1268uschar *recipient_verify_failure = NULL;
059ec3d9 1269int recipients_count = 0;
059ec3d9
PH		 1270recipient_item *recipients_list = NULL;
1271int recipients_list_max = 0;
1272int recipients_max = 0;
059ec3d9
PH		 1273const pcre *regex_AUTH = NULL;
1274const pcre *regex_check_dns_names = NULL;
1275const pcre *regex_From = NULL;
f1513293 1276const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1277const pcre *regex_PIPELINING = NULL;
1278const pcre *regex_SIZE = NULL;
ee8b8090
JH		 1279#ifdef EXPERIMENTAL_PIPE_CONNECT
1280const pcre *regex_EARLY_PIPE = NULL;
1281#endif
059ec3d9 1282const pcre *regex_ismsgid = NULL;
f38917cc
JH		 1283const pcre *regex_smtp_code = NULL;
1284uschar *regex_vars[REGEX_VARS];
a7cbbf50
PP		 1285#ifdef WHITELIST_D_MACROS
1286const pcre *regex_whitelisted_macro = NULL;
1287#endif
8523533c
TK		 1288#ifdef WITH_CONTENT_SCAN
1289uschar *regex_match_string = NULL;
1290#endif
059ec3d9
PH		 1291int remote_delivery_count = 0;
1292int remote_max_parallel = 2;
1293uschar *remote_sort_domains = NULL;
1294int retry_data_expire = 7*24*60*60;
1295int retry_interval_max = 24*60*60;
1296int retry_maximum_timeout = 0; /* set from retry config */
1297retry_config *retries = NULL;
1298uschar *return_path = NULL;
059ec3d9 1299int rewrite_existflags = 0;
f926e272
JH		 1300uschar *rfc1413_hosts = US"@[]";
1301int rfc1413_query_timeout = 0;
c1d94452 1302uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1303uid_t root_uid = ROOT_UID;
1304
1305router_instance *routers = NULL;
1306router_instance router_defaults = {
f2ed27cf
JH		 1307 .next = NULL,
1308 .name = NULL,
1309 .info = NULL,
1310 .options_block = NULL,
1311 .driver_name = NULL,
059ec3d9 1312
f2ed27cf 1313 .address_data = NULL,
8523533c 1314#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf 1315 .bmi_rule = NULL,
8e669ac1 1316#endif
f2ed27cf
JH		 1317 .cannot_route_message = NULL,
1318 .condition = NULL,
1319 .current_directory = NULL,
1320 .debug_string = NULL,
1321 .domains = NULL,
1322 .errors_to = NULL,
1323 .expand_gid = NULL,
1324 .expand_uid = NULL,
1325 .expand_more = NULL,
1326 .expand_unseen = NULL,
1327 .extra_headers = NULL,
1328 .fallback_hosts = NULL,
1329 .home_directory = NULL,
1330 .ignore_target_hosts = NULL,
1331 .local_parts = NULL,
1332 .pass_router_name = NULL,
1333 .prefix = NULL,
1334 .redirect_router_name = NULL,
1335 .remove_headers = NULL,
1336 .require_files = NULL,
1337 .router_home_directory = NULL,
1338 .self = US"freeze",
1339 .senders = NULL,
1340 .suffix = NULL,
1341 .translate_ip_address = NULL,
1342 .transport_name = NULL,
1343
1344 .address_test = TRUE,
8523533c 1345#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf
JH		 1346 .bmi_deliver_alternate = FALSE,
1347 .bmi_deliver_default = FALSE,
1348 .bmi_dont_deliver = FALSE,
8523533c 1349#endif
f2ed27cf
JH		 1350 .expn = TRUE,
1351 .caseful_local_part = FALSE,
1352 .check_local_user = FALSE,
1353 .disable_logging = FALSE,
1354 .fail_verify_recipient = FALSE,
1355 .fail_verify_sender = FALSE,
1356 .gid_set = FALSE,
1357 .initgroups = FALSE,
1358 .log_as_local = TRUE_UNSET,
1359 .more = TRUE,
1360 .pass_on_timeout = FALSE,
1361 .prefix_optional = FALSE,
1362 .repeat_use = TRUE,
1363 .retry_use_local_part = TRUE_UNSET,
1364 .same_domain_copy_routing = FALSE,
1365 .self_rewrite = FALSE,
1366 .suffix_optional = FALSE,
1367 .verify_only = FALSE,
1368 .verify_recipient = TRUE,
1369 .verify_sender = TRUE,
1370 .uid_set = FALSE,
1371 .unseen = FALSE,
1372 .dsn_lasthop = FALSE,
1373
1374 .self_code = self_freeze,
1375 .uid = (uid_t)(-1),
1376 .gid = (gid_t)(-1),
1377
1378 .fallback_hostlist = NULL,
1379 .transport = NULL,
1380 .pass_router = NULL,
1381 .redirect_router = NULL,
1382
1383 .dnssec = { NULL, NULL }, /* dnssec_domains {require,request} */
059ec3d9
PH		 1384};
1385
181d9bf8
JH		 1386uschar *router_name = NULL;
1387
059ec3d9 1388ip_address_item *running_interfaces = NULL;
059ec3d9
PH		 1389
1390/* This is a weird one. The following string gets patched in the binary by the
1391script that sets up a copy of Exim for running in the test harness. It seems
1392that compilers are now clever, and share constant strings if they can.
1393Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1394make use of the end of this string in order to save space. So the patching then
8669f003 1395wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1396onto the end of the string. */
1397
1398uschar *running_status = US">>>running<<<" "\0EXTRA";
1399
1400int runrc = 0;
1401
1402uschar *search_error_message = NULL;
059ec3d9
PH		 1403uschar *self_hostname = NULL;
1404uschar *sender_address = NULL;
1405unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1406uschar *sender_address_data = NULL;
059ec3d9
PH		 1407uschar *sender_address_unrewritten = NULL;
1408uschar *sender_data = NULL;
1409unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1410uschar *sender_fullhost = NULL;
1411uschar *sender_helo_name = NULL;
1412uschar **sender_host_aliases = &no_aliases;
1413uschar *sender_host_address = NULL;
1414uschar *sender_host_authenticated = NULL;
c44ff8be 1415uschar *sender_host_auth_pubname = NULL;
059ec3d9
PH		 1416unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1417uschar *sender_host_name = NULL;
1418int sender_host_port = 0;
059ec3d9 1419uschar *sender_ident = NULL;
870f6ba8
TF		 1420uschar *sender_rate = NULL;
1421uschar *sender_rate_limit = NULL;
1422uschar *sender_rate_period = NULL;
059ec3d9 1423uschar *sender_rcvhost = NULL;
059ec3d9 1424uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1425uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1426address_item *sender_verified_list = NULL;
1427address_item *sender_verified_failed = NULL;
1428int sender_verified_rc = -1;
41c7c167
PH		 1429uschar *sending_ip_address = NULL;
1430int sending_port = -1;
cd59ab18 1431SIGNAL_BOOL sigalrm_seen = FALSE;
c2a1bba0 1432const uschar *sigalarm_setter = NULL;
059ec3d9 1433uschar **sighup_argv = NULL;
846430d9 1434int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9 1435int smtp_accept_count = 0;
059ec3d9
PH		 1436int smtp_accept_max = 20;
1437int smtp_accept_max_nonmail= 10;
1438uschar *smtp_accept_max_nonmail_hosts = US"*";
1439int smtp_accept_max_per_connection = 1000;
1440uschar *smtp_accept_max_per_host = NULL;
1441int smtp_accept_queue = 0;
1442int smtp_accept_queue_per_connection = 10;
1443int smtp_accept_reserve = 0;
1444uschar *smtp_active_hostname = NULL;
1f5b4c3d 1445uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1446 "Exim $version_number $tod_full"
1447 "\0<---------------Space to patch smtp_banner->";
b4ed4da0 1448int smtp_ch_index = 0;
3ee512ff
PH		 1449uschar *smtp_cmd_argument = NULL;
1450uschar *smtp_cmd_buffer = NULL;
0f1a8658 1451struct timeval smtp_connection_start = {0,0};
b4ed4da0 1452uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1453int smtp_connect_backlog = 20;
1454double smtp_delay_mail = 0.0;
1455double smtp_delay_rcpt = 0.0;
059ec3d9 1456FILE *smtp_in = NULL;
059ec3d9
PH		 1457int smtp_load_reserve = -1;
1458int smtp_mailcmd_count = 0;
1459FILE *smtp_out = NULL;
1460uschar *smtp_etrn_command = NULL;
059ec3d9
PH		 1461int smtp_max_synprot_errors= 3;
1462int smtp_max_unknown_commands = 3;
8f128379 1463uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1464uschar *smtp_ratelimit_hosts = NULL;
1465uschar *smtp_ratelimit_mail = NULL;
1466uschar *smtp_ratelimit_rcpt = NULL;
1467uschar *smtp_read_error = US"";
1468int smtp_receive_timeout = 5*60;
1ad6489e 1469uschar *smtp_receive_timeout_s = NULL;
059ec3d9 1470uschar *smtp_reserve_hosts = NULL;
059ec3d9
PH		 1471int smtp_rlm_base = 0;
1472double smtp_rlm_factor = 0.0;
1473int smtp_rlm_limit = 0;
1474int smtp_rlm_threshold = INT_MAX;
1475int smtp_rlr_base = 0;
1476double smtp_rlr_factor = 0.0;
1477int smtp_rlr_limit = 0;
1478int smtp_rlr_threshold = INT_MAX;
2d14f397
JH		 1479unsigned smtp_peer_options = 0;
1480unsigned smtp_peer_options_wrap= 0;
8c5d388a 1481#ifdef SUPPORT_I18N
9d4319df 1482uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1483#endif
8523533c
TK		 1484
1485#ifdef WITH_CONTENT_SCAN
1486uschar *spamd_address = US"127.0.0.1 783";
1487uschar *spam_bar = NULL;
1488uschar *spam_report = NULL;
c5f280e2 1489uschar *spam_action = NULL;
8523533c
TK		 1490uschar *spam_score = NULL;
1491uschar *spam_score_int = NULL;
1492#endif
7952eef9 1493#ifdef SUPPORT_SPF
65a7d8c3 1494uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1495uschar *spf_header_comment = NULL;
1496uschar *spf_received = NULL;
1497uschar *spf_result = NULL;
1498uschar *spf_smtp_comment = NULL;
1499#endif
1500
1bd642c2 1501FILE *spool_data_file = NULL;
059ec3d9
PH		 1502uschar *spool_directory = US SPOOL_DIRECTORY
1503 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1504#ifdef EXPERIMENTAL_SRS
1505uschar *srs_config = NULL;
1506uschar *srs_db_address = NULL;
1507uschar *srs_db_key = NULL;
384152a6
TK		 1508int srs_hashlength = 6;
1509int srs_hashmin = -1;
1510int srs_maxage = 31;
8523533c
TK		 1511uschar *srs_orig_recipient = NULL;
1512uschar *srs_orig_sender = NULL;
1513uschar *srs_recipient = NULL;
384152a6 1514uschar *srs_secrets = NULL;
8523533c 1515uschar *srs_status = NULL;
8e669ac1 1516#endif
059ec3d9 1517int string_datestamp_offset= -1;
f1e5fef5
PP		 1518int string_datestamp_length= 0;
1519int string_datestamp_type = -1;
059ec3d9 1520uschar *submission_domain = NULL;
2fe1a124 1521uschar *submission_name = NULL;
059ec3d9
PH		 1522int syslog_facility = LOG_MAIL;
1523uschar *syslog_processname = US"exim";
059ec3d9
PH		 1524uschar *system_filter = NULL;
1525
1526uschar *system_filter_directory_transport = NULL;
1527uschar *system_filter_file_transport = NULL;
1528uschar *system_filter_pipe_transport = NULL;
1529uschar *system_filter_reply_transport = NULL;
1530
1531gid_t system_filter_gid = 0;
79d4bc3d 1532uid_t system_filter_uid = (uid_t)-1;
059ec3d9 1533
0ab63f3d 1534blob tcp_fastopen_nodata = { .data = NULL, .len = 0 };
06e272a3 1535tfo_state_t tcp_out_fastopen = TFO_NOT_USED;
5dc43717
JJ		 1536#ifdef USE_TCP_WRAPPERS
1537uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1538#endif
8669f003 1539int test_harness_load_avg = 0;
059ec3d9
PH		 1540int thismessage_size_limit = 0;
1541int timeout_frozen_after = 0;
059ec3d9
PH		 1542
1543transport_instance *transports = NULL;
1544
1545transport_instance transport_defaults = {
f2ed27cf
JH		 1546 .next = NULL,
1547 .name = NULL,
1548 .info = NULL,
1549 .options_block = NULL,
1550 .driver_name = NULL,
1551 .setup = NULL,
1552 .batch_max = 1,
1553 .batch_id = NULL,
1554 .home_dir = NULL,
1555 .current_dir = NULL,
1556 .expand_multi_domain = NULL,
1557 .multi_domain = TRUE,
1558 .overrides_hosts = FALSE,
1559 .max_addresses = 100,
1560 .connection_max_messages = 500,
1561 .deliver_as_creator = FALSE,
1562 .disable_logging = FALSE,
1563 .initgroups = FALSE,
1564 .uid_set = FALSE,
1565 .gid_set = FALSE,
1566 .uid = (uid_t)(-1),
1567 .gid = (gid_t)(-1),
1568 .expand_uid = NULL,
1569 .expand_gid = NULL,
1570 .warn_message = NULL,
1571 .shadow = NULL,
1572 .shadow_condition = NULL,
1573 .filter_command = NULL,
1574 .add_headers = NULL,
1575 .remove_headers = NULL,
1576 .return_path = NULL,
1577 .debug_string = NULL,
1578 .max_parallel = NULL,
1579 .message_size_limit = NULL,
1580 .headers_rewrite = NULL,
1581 .rewrite_rules = NULL,
1582 .rewrite_existflags = 0,
1583 .filter_timeout = 300,
1584 .body_only = FALSE,
1585 .delivery_date_add = FALSE,
1586 .envelope_to_add = FALSE,
1587 .headers_only = FALSE,
1588 .rcpt_include_affixes = FALSE,
1589 .return_path_add = FALSE,
1590 .return_output = FALSE,
1591 .return_fail_output = FALSE,
1592 .log_output = FALSE,
1593 .log_fail_output = FALSE,
1594 .log_defer_output = FALSE,
1595 .retry_use_local_part = TRUE_UNSET, /* retry_use_local_part: BOOL, but set neither
1596 1 nor 0 so can detect unset */
0cbf2b82 1597#ifndef DISABLE_EVENT
f2ed27cf 1598 .event_action = NULL
533aaf91 1599#endif
059ec3d9
PH		 1600};
1601
1602int transport_count;
181d9bf8 1603uschar *transport_name = NULL;
332f5cf3 1604int transport_newlines;
55414b25 1605const uschar **transport_filter_argv = NULL;
059ec3d9
PH		 1606int transport_filter_timeout;
1607int transport_write_timeout= 0;
1608
1609tree_node *tree_dns_fails = NULL;
1610tree_node *tree_duplicates = NULL;
1611tree_node *tree_nonrecipients = NULL;
1612tree_node *tree_unusable = NULL;
1613
059ec3d9
PH		 1614gid_t *trusted_groups = NULL;
1615uid_t *trusted_users = NULL;
1616uschar *timezone_string = US TIMEZONE_DEFAULT;
1617
1618uschar *unknown_login = NULL;
1619uschar *unknown_username = NULL;
1620uschar *untrusted_set_sender = NULL;
1621
1622/* A regex for matching a "From_" line in an incoming message, in the form
1623
1624 From ph10 Fri Jan 5 12:35 GMT 1996
1625
1626which the "mail" commands send to the MTA (undocumented, of course), or in
1627the form
1628
1629 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1630
1631which is apparently used by some UUCPs, despite it not being in RFC 976.
1632Because of variations in time formats, just match up to the minutes. That
1633should be sufficient. Examples have been seen of time fields like 12:1:03,
1634so just require one digit for hours and minutes. The weekday is also absent
1635in some forms. */
1636
1637uschar *uucp_from_pattern = US
1638 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1639 "(?:" /* Non-extracting bracket */
1640 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1641 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1642 ")" /* End alternation */
1643 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1644
1645uschar *uucp_from_sender = US"$1";
1646
aec45841 1647uschar *verify_mode = NULL;
f45100a3 1648uschar *version_copyright =
f9ba5e22 1649 US"Copyright (c) University of Cambridge, 1995 - 2018\n"
c45e9ca1 1650 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018";
059ec3d9
PH		 1651uschar *version_date = US"?";
1652uschar *version_cnumber = US"????";
1653uschar *version_string = US"?";
1654
aec45841 1655uschar *warn_message_file = NULL;
059ec3d9 1656int warning_count = 0;
aec45841
JH		 1657uschar *warnmsg_delay = NULL;
1658uschar *warnmsg_recipients = NULL;
aec45841 1659
059ec3d9
PH		 1660
1661/* End of globals.c */
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