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