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[exim.git] / src / src / globals.c
CommitLineData
059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
80fea873 5/* Copyright (c) University of Cambridge 1995 - 2016 */
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
38int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
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
101them. Also, the tls_ variables are now always visible. */
102
817d9f57
JH		 103tls_support tls_in = {
104 -1, /* tls_active */
105 0, /* tls_bits */
106 FALSE,/* tls_certificate_verified */
85098ee7
JH		 107#ifdef EXPERIMENTAL_DANE
108 FALSE,/* dane_verified */
594706ea 109 0, /* tlsa_usage */
85098ee7 110#endif
817d9f57
JH		 111 NULL, /* tls_cipher */
112 FALSE,/* tls_on_connect */
113 NULL, /* tls_on_connect_ports */
9d1c15ef
JH		 114 NULL, /* tls_ourcert */
115 NULL, /* tls_peercert */
817d9f57 116 NULL, /* tls_peerdn */
44662487
JH		 117 NULL, /* tls_sni */
118 0 /* tls_ocsp */
817d9f57
JH		 119};
120tls_support tls_out = {
121 -1, /* tls_active */
122 0, /* tls_bits */
123 FALSE,/* tls_certificate_verified */
85098ee7
JH		 124#ifdef EXPERIMENTAL_DANE
125 FALSE,/* dane_verified */
594706ea 126 0, /* tlsa_usage */
85098ee7 127#endif
817d9f57
JH		 128 NULL, /* tls_cipher */
129 FALSE,/* tls_on_connect */
130 NULL, /* tls_on_connect_ports */
9d1c15ef
JH		 131 NULL, /* tls_ourcert */
132 NULL, /* tls_peercert */
817d9f57 133 NULL, /* tls_peerdn */
44662487
JH		 134 NULL, /* tls_sni */
135 0 /* tls_ocsp */
817d9f57
JH		 136};
137
6c1c3d1d
WB		 138uschar *dsn_envid = NULL;
139int dsn_ret = 0;
140const pcre *regex_DSN = NULL;
141BOOL smtp_use_dsn = FALSE;
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;
10ca4f1c 157uschar *tls_eccurve = US"prime256v1";
23f3dc67 158# ifndef DISABLE_OCSP
3f7eeb86 159uschar *tls_ocsp_file = NULL;
23f3dc67 160# endif
059ec3d9
PH		 161BOOL tls_offered = FALSE;
162uschar *tls_privatekey = NULL;
163BOOL tls_remember_esmtp = FALSE;
164uschar *tls_require_ciphers = NULL;
165uschar *tls_try_verify_hosts = NULL;
0e0f3f56 166uschar *tls_verify_certificates= US"system";
059ec3d9 167uschar *tls_verify_hosts = NULL;
23f3dc67
JH		 168#else /*!SUPPORT_TLS*/
169uschar *tls_advertise_hosts = NULL;
059ec3d9
PH		 170#endif
171
8ccd00b1 172#ifndef DISABLE_PRDR
fd98a5c6
JH		 173/* Per Recipient Data Response variables */
174BOOL prdr_enable = FALSE;
175BOOL prdr_requested = FALSE;
176const pcre *regex_PRDR = NULL;
177#endif
059ec3d9 178
8c5d388a 179#ifdef SUPPORT_I18N
7ade712c
JH		 180const pcre *regex_UTF8 = NULL;
181#endif
182
059ec3d9
PH		 183/* Input-reading functions for messages, so we can use special ones for
184incoming TCP/IP. The defaults use stdin. We never need these for any
185stand-alone tests. */
186
187#ifndef STAND_ALONE
7e3ce68e
JH		 188int (*lwr_receive_getc)(void) = stdin_getc;
189int (*lwr_receive_ungetc)(int) = stdin_ungetc;
059ec3d9
PH		 190int (*receive_getc)(void) = stdin_getc;
191int (*receive_ungetc)(int) = stdin_ungetc;
192int (*receive_feof)(void) = stdin_feof;
193int (*receive_ferror)(void) = stdin_ferror;
58eb016e 194BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 195#endif
196
197
198/* List of per-address expansion variables for clearing and saving/restoring
199when verifying one address while routing/verifying another. We have to have
200the size explicit, because it is referenced from more than one module. */
201
55414b25
JH		 202const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
203 CUSS &deliver_address_data,
204 CUSS &deliver_domain,
205 CUSS &deliver_domain_data,
206 CUSS &deliver_domain_orig,
207 CUSS &deliver_domain_parent,
208 CUSS &deliver_localpart,
209 CUSS &deliver_localpart_data,
210 CUSS &deliver_localpart_orig,
211 CUSS &deliver_localpart_parent,
212 CUSS &deliver_localpart_prefix,
213 CUSS &deliver_localpart_suffix,
214 CUSS (uschar **)(&deliver_recipients),
215 CUSS &deliver_host,
216 CUSS &deliver_home,
217 CUSS &address_file,
218 CUSS &address_pipe,
219 CUSS &self_hostname,
059ec3d9
PH		 220 NULL };
221
222int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
223
224/* General global variables */
225
71fafd95 226header_line *acl_added_headers = NULL;
059ec3d9 227tree_node *acl_anchor = NULL;
525239c1
JH		 228uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
229 NULL, NULL, NULL, NULL};
230int acl_narg = 0;
8f128379 231
059ec3d9 232uschar *acl_not_smtp = NULL;
54cdb463
PH		 233#ifdef WITH_CONTENT_SCAN
234uschar *acl_not_smtp_mime = NULL;
235#endif
45b91596 236uschar *acl_not_smtp_start = NULL;
e7568d51 237uschar *acl_removed_headers = NULL;
059ec3d9
PH		 238uschar *acl_smtp_auth = NULL;
239uschar *acl_smtp_connect = NULL;
240uschar *acl_smtp_data = NULL;
8ccd00b1 241#ifndef DISABLE_PRDR
ad07e9ad 242uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 243#endif
80a47a2c
TK		 244#ifndef DISABLE_DKIM
245uschar *acl_smtp_dkim = NULL;
246#endif
059ec3d9
PH		 247uschar *acl_smtp_etrn = NULL;
248uschar *acl_smtp_expn = NULL;
249uschar *acl_smtp_helo = NULL;
250uschar *acl_smtp_mail = NULL;
251uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 252#ifdef WITH_CONTENT_SCAN
253uschar *acl_smtp_mime = NULL;
254#endif
8f128379 255uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 256uschar *acl_smtp_predata = NULL;
257uschar *acl_smtp_quit = NULL;
258uschar *acl_smtp_rcpt = NULL;
259uschar *acl_smtp_starttls = NULL;
260uschar *acl_smtp_vrfy = NULL;
8f128379 261
059ec3d9 262BOOL acl_temp_details = FALSE;
38a0a95f
PH		 263tree_node *acl_var_c = NULL;
264tree_node *acl_var_m = NULL;
059ec3d9 265uschar *acl_verify_message = NULL;
059ec3d9
PH		 266string_item *acl_warn_logged = NULL;
267
268/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
269error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
270
271uschar *acl_wherenames[] = { US"RCPT",
272 US"MAIL",
273 US"PREDATA",
8523533c 274 US"MIME",
80a47a2c 275 US"DKIM",
059ec3d9 276 US"DATA",
8ccd00b1 277#ifndef DISABLE_PRDR
fd98a5c6
JH		 278 US"PRDR",
279#endif
059ec3d9
PH		 280 US"non-SMTP",
281 US"AUTH",
282 US"connection",
283 US"ETRN",
284 US"EXPN",
285 US"EHLO or HELO",
286 US"MAILAUTH",
45b91596 287 US"non-SMTP-start",
8f128379 288 US"NOTQUIT",
059ec3d9
PH		 289 US"QUIT",
290 US"STARTTLS",
723c72e6 291 US"VRFY",
faa05a93
JH		 292 US"delivery",
293 US"unknown"
059ec3d9
PH		 294 };
295
a5bd321b
PH		 296uschar *acl_wherecodes[] = { US"550", /* RCPT */
297 US"550", /* MAIL */
298 US"550", /* PREDATA */
299 US"550", /* MIME */
80a47a2c 300 US"550", /* DKIM */
a5bd321b 301 US"550", /* DATA */
8ccd00b1 302#ifndef DISABLE_PRDR
fd98a5c6
JH		 303 US"550", /* RCPT PRDR */
304#endif
a5bd321b
PH		 305 US"0", /* not SMTP; not relevant */
306 US"503", /* AUTH */
307 US"550", /* connect */
308 US"458", /* ETRN */
309 US"550", /* EXPN */
310 US"550", /* HELO/EHLO */
311 US"0", /* MAILAUTH; not relevant */
312 US"0", /* not SMTP; not relevant */
8f128379 313 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 314 US"0", /* QUIT; not relevant */
315 US"550", /* STARTTLS */
723c72e6 316 US"252", /* VRFY */
faa05a93 317 US"0", /* delivery; not relevant */
723c72e6 318 US"0" /* unknown; not relevant */
059ec3d9 319 };
8e669ac1 320
69358f02
PH		 321BOOL active_local_from_check = FALSE;
322BOOL active_local_sender_retain = FALSE;
9cbad13b 323BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
bc3c7bb7 324uschar *add_environment = NULL;
059ec3d9
PH		 325address_item *addr_duplicate = NULL;
326
327address_item address_defaults = {
328 NULL, /* next */
329 NULL, /* parent */
330 NULL, /* first */
331 NULL, /* dupof */
332 NULL, /* start_router */
333 NULL, /* router */
334 NULL, /* transport */
335 NULL, /* host_list */
336 NULL, /* host_used */
337 NULL, /* fallback_hosts */
338 NULL, /* reply */
339 NULL, /* retries */
340 NULL, /* address */
341 NULL, /* unique */
342 NULL, /* cc_local_part */
343 NULL, /* lc_local_part */
344 NULL, /* local_part */
345 NULL, /* prefix */
346 NULL, /* suffix */
347 NULL, /* domain */
348 NULL, /* address_retry_key */
349 NULL, /* domain_retry_key */
350 NULL, /* current_dir */
351 NULL, /* home_dir */
352 NULL, /* message */
353 NULL, /* user_message */
354 NULL, /* onetime_parent */
355 NULL, /* pipe_expandn */
356 NULL, /* return_filename */
357 NULL, /* self_hostname */
358 NULL, /* shadow_message */
895fbaf2 359#ifdef SUPPORT_TLS
059ec3d9 360 NULL, /* cipher */
9d1c15ef
JH		 361 NULL, /* ourcert */
362 NULL, /* peercert */
059ec3d9 363 NULL, /* peerdn */
018058b2 364 OCSP_NOT_REQ, /* ocsp */
895fbaf2
JH		 365#endif
366#ifdef EXPERIMENTAL_DSN_INFO
367 NULL, /* smtp_greeting */
368 NULL, /* helo_response */
369#endif
018c60d7
JH		 370 NULL, /* authenticator */
371 NULL, /* auth_id */
372 NULL, /* auth_sndr */
6c1c3d1d
WB		 373 NULL, /* dsn_orcpt */
374 0, /* dsn_flags */
375 0, /* dsn_aware */
059ec3d9
PH		 376 (uid_t)(-1), /* uid */
377 (gid_t)(-1), /* gid */
378 0, /* flags */
379 { 0 }, /* domain_cache - any larger array should be zeroed */
380 { 0 }, /* localpart_cache - ditto */
381 -1, /* mode */
382 0, /* more_errno */
383 ERRNO_UNKNOWNERROR, /* basic_errno */
384 0, /* child_count */
385 -1, /* return_file */
386 SPECIAL_NONE, /* special_action */
387 DEFER, /* transport_return */
388 { /* fields that are propagated to children */
389 NULL, /* address_data */
390 NULL, /* domain_data */
391 NULL, /* localpart_data */
392 NULL, /* errors_address */
393 NULL, /* extra_headers */
394 NULL, /* remove_headers */
384152a6
TK		 395#ifdef EXPERIMENTAL_SRS
396 NULL, /* srs_sender */
7ade712c 397#endif
8c5d388a 398#ifdef SUPPORT_I18N
7ade712c 399 FALSE, /* utf8 */
384152a6 400#endif
059ec3d9
PH		 401 }
402};
403
404uschar *address_file = NULL;
405uschar *address_pipe = NULL;
406BOOL address_test_mode = FALSE;
407tree_node *addresslist_anchor = NULL;
408int addresslist_count = 0;
409gid_t *admin_groups = NULL;
410BOOL admin_user = FALSE;
c46782ef 411BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 412BOOL allow_domain_literals = FALSE;
413BOOL allow_mx_to_ip = FALSE;
414BOOL allow_unqualified_recipient = TRUE; /* For local messages */
415BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
416BOOL allow_utf8_domains = FALSE;
2d07a215 417uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 418uschar *authenticated_id = NULL;
419uschar *authenticated_sender = NULL;
420BOOL authentication_failed = FALSE;
421auth_instance *auths = NULL;
422uschar *auth_advertise_hosts = US"*";
423auth_instance auth_defaults = {
424 NULL, /* chain pointer */
425 NULL, /* name */
426 NULL, /* info */
427 NULL, /* private options block pointer */
428 NULL, /* driver_name */
429 NULL, /* advertise_condition */
6c512171 430 NULL, /* client_condition */
059ec3d9
PH		 431 NULL, /* public_name */
432 NULL, /* set_id */
c8e2fc1e 433 NULL, /* set_client_id */
059ec3d9
PH		 434 NULL, /* server_mail_auth_condition */
435 NULL, /* server_debug_string */
16ff981e 436 NULL, /* server_condition */
059ec3d9
PH		 437 FALSE, /* client */
438 FALSE, /* server */
439 FALSE /* advertised */
440};
441
442uschar *auth_defer_msg = US"reason not recorded";
443uschar *auth_defer_user_msg = US"";
f78eb7c6 444uschar *auth_vars[AUTH_VARS];
059ec3d9 445int auto_thaw = 0;
8523533c 446#ifdef WITH_CONTENT_SCAN
9e949f00 447BOOL av_failed = FALSE;
8523533c
TK		 448uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
449#endif
059ec3d9
PH		 450
451BOOL background_daemon = TRUE;
9a799bc0
PH		 452
453#if BASE_62 == 62
059ec3d9
PH		 454uschar *base62_chars=
455 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 456#else
457uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
458#endif
459
059ec3d9
PH		 460uschar *bi_command = NULL;
461uschar *big_buffer = NULL;
462int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 463#ifdef EXPERIMENTAL_BRIGHTMAIL
464uschar *bmi_alt_location = NULL;
465uschar *bmi_base64_tracker_verdict = NULL;
466uschar *bmi_base64_verdict = NULL;
467uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
468int bmi_deliver = 1;
469int bmi_run = 0;
470uschar *bmi_verdicts = NULL;
471#endif
939c3e34 472int body_8bitmime = 0;
059ec3d9
PH		 473int body_linecount = 0;
474int body_zerocount = 0;
475uschar *bounce_message_file = NULL;
476uschar *bounce_message_text = NULL;
477uschar *bounce_recipient = NULL;
478BOOL bounce_return_body = TRUE;
62b7cd08 479int bounce_return_linesize_limit = 998;
059ec3d9
PH		 480BOOL bounce_return_message = TRUE;
481int bounce_return_size_limit = 100*1024;
482uschar *bounce_sender_authentication = NULL;
483int bsmtp_transaction_linecount = 0;
484
055e2cb4 485uschar *callout_address = NULL;
059ec3d9
PH		 486int callout_cache_domain_positive_expire = 7*24*60*60;
487int callout_cache_domain_negative_expire = 3*60*60;
488int callout_cache_positive_expire = 24*60*60;
489int callout_cache_negative_expire = 2*60*60;
490uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 491uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
059ec3d9
PH		 492int check_log_inodes = 0;
493int check_log_space = 0;
a0d6ba8a 494BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 495int check_spool_inodes = 0;
496int check_spool_space = 0;
18481de3 497
aa368db3 498uschar *chunking_advertise_hosts = US"*";
18481de3 499unsigned chunking_datasize = 0;
7e3ce68e
JH		 500unsigned chunking_data_left = 0;
501BOOL chunking_offered = FALSE;
18481de3 502chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
f98442df 503const pcre *regex_CHUNKING = NULL;
18481de3 504
aa368db3
JH		 505uschar *client_authenticator = NULL;
506uschar *client_authenticated_id = NULL;
507uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 508int clmacro_count = 0;
509uschar *clmacros[MAX_CLMACROS];
510BOOL config_changed = FALSE;
511FILE *config_file = NULL;
512uschar *config_filename = NULL;
513int config_lineno = 0;
35edf2ff
PH		 514#ifdef CONFIGURE_GROUP
515gid_t config_gid = CONFIGURE_GROUP;
516#endif
059ec3d9
PH		 517uschar *config_main_filelist = US CONFIGURE_FILE
518 "\0<-----------Space to patch configure_filename->";
519uschar *config_main_filename = NULL;
98b8312f 520uschar *config_main_directory = NULL;
059ec3d9
PH		 521
522#ifdef CONFIGURE_OWNER
523uid_t config_uid = CONFIGURE_OWNER;
524#endif
525
526int connection_max_messages= -1;
527uschar *continue_hostname = NULL;
528uschar *continue_host_address = NULL;
529BOOL continue_more = FALSE;
530int continue_sequence = 1;
531uschar *continue_transport = NULL;
532
e5a9dba6 533uschar *csa_status = NULL;
5032d1cf
JH		 534cut_t cutthrough = {
535 FALSE, /* delivery: when to attempt */
536 -1, /* fd: open connection */
537 0, /* nrcpt: number of addresses */
538};
e5a9dba6 539
059ec3d9
PH		 540BOOL daemon_listen = FALSE;
541uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 542int daemon_startup_retries = 9;
543int daemon_startup_sleep = 30;
6a8f9482
TK		 544
545#ifdef EXPERIMENTAL_DCC
546BOOL dcc_direct_add_header = FALSE;
547uschar *dcc_header = NULL;
548uschar *dcc_result = NULL;
549uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
550uschar *dccifd_options = US"header";
551#endif
552
3d235903 553BOOL debug_daemon = FALSE;
059ec3d9
PH		 554int debug_fd = -1;
555FILE *debug_file = NULL;
6c6d6e48
TF		 556int debug_notall[] = {
557 Di_memory,
558 -1
059ec3d9 559};
6c6d6e48
TF		 560bit_table debug_options[] = { /* must be in alphabetical order */
561 BIT_TABLE(D, acl),
562 BIT_TABLE(D, all),
563 BIT_TABLE(D, auth),
564 BIT_TABLE(D, deliver),
565 BIT_TABLE(D, dns),
566 BIT_TABLE(D, dnsbl),
567 BIT_TABLE(D, exec),
568 BIT_TABLE(D, expand),
569 BIT_TABLE(D, filter),
570 BIT_TABLE(D, hints_lookup),
571 BIT_TABLE(D, host_lookup),
572 BIT_TABLE(D, ident),
573 BIT_TABLE(D, interface),
574 BIT_TABLE(D, lists),
575 BIT_TABLE(D, load),
576 BIT_TABLE(D, local_scan),
577 BIT_TABLE(D, lookup),
578 BIT_TABLE(D, memory),
579 BIT_TABLE(D, pid),
580 BIT_TABLE(D, process_info),
581 BIT_TABLE(D, queue_run),
582 BIT_TABLE(D, receive),
583 BIT_TABLE(D, resolver),
584 BIT_TABLE(D, retry),
585 BIT_TABLE(D, rewrite),
586 BIT_TABLE(D, route),
587 BIT_TABLE(D, timestamp),
588 BIT_TABLE(D, tls),
589 BIT_TABLE(D, transport),
590 BIT_TABLE(D, uid),
591 BIT_TABLE(D, verify),
592};
593int debug_options_count = nelem(debug_options);
594
059ec3d9
PH		 595unsigned int debug_selector = 0;
596int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 597uschar *delay_warning_condition=
598 US"${if or {"
e85a7ad5 599 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 600 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
601 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
602 "} {no}{yes}}";
059ec3d9
PH		 603BOOL delivery_date_remove = TRUE;
604uschar *deliver_address_data = NULL;
605int deliver_datafile = -1;
55414b25 606const uschar *deliver_domain = NULL;
059ec3d9 607uschar *deliver_domain_data = NULL;
55414b25
JH		 608const uschar *deliver_domain_orig = NULL;
609const uschar *deliver_domain_parent = NULL;
059ec3d9
PH		 610BOOL deliver_drop_privilege = FALSE;
611BOOL deliver_firsttime = FALSE;
612BOOL deliver_force = FALSE;
613BOOL deliver_freeze = FALSE;
19050083 614time_t deliver_frozen_at = 0;
059ec3d9 615uschar *deliver_home = NULL;
55414b25
JH		 616const uschar *deliver_host = NULL;
617const uschar *deliver_host_address = NULL;
a7538db1 618int deliver_host_port = 0;
059ec3d9
PH		 619uschar *deliver_in_buffer = NULL;
620ino_t deliver_inode = 0;
621uschar *deliver_localpart = NULL;
622uschar *deliver_localpart_data = NULL;
623uschar *deliver_localpart_orig = NULL;
624uschar *deliver_localpart_parent = NULL;
625uschar *deliver_localpart_prefix = NULL;
626uschar *deliver_localpart_suffix = NULL;
627BOOL deliver_force_thaw = FALSE;
628BOOL deliver_manual_thaw = FALSE;
629uschar *deliver_out_buffer = NULL;
630int deliver_queue_load_max = -1;
631address_item *deliver_recipients = NULL;
632uschar *deliver_selectstring = NULL;
633BOOL deliver_selectstring_regex = FALSE;
634uschar *deliver_selectstring_sender = NULL;
635BOOL deliver_selectstring_sender_regex = FALSE;
4c590bd1 636BOOL disable_callout_flush = FALSE;
047bdd8c 637BOOL disable_delay_flush = FALSE;
54fc8428
PH		 638#ifdef ENABLE_DISABLE_FSYNC
639BOOL disable_fsync = FALSE;
640#endif
7e66e54d 641BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 642BOOL disable_logging = FALSE;
643
80a47a2c 644#ifndef DISABLE_DKIM
abe1010c 645BOOL dkim_collect_input = FALSE;
2df588c9 646uschar *dkim_cur_signer = NULL;
abe1010c
JH		 647BOOL dkim_disable_verify = FALSE;
648int dkim_key_length = 0;
9e5d6b55 649uschar *dkim_signers = NULL;
f7572e5a
TK		 650uschar *dkim_signing_domain = NULL;
651uschar *dkim_signing_selector = NULL;
9e5d6b55 652uschar *dkim_verify_signers = US"$dkim_signers";
f7572e5a 653#endif
4840604e 654#ifdef EXPERIMENTAL_DMARC
4a8ce2d8 655BOOL dmarc_has_been_checked = FALSE;
4840604e 656uschar *dmarc_ar_header = NULL;
8c8b8274 657uschar *dmarc_domain_policy = NULL;
4840604e
TL		 658uschar *dmarc_forensic_sender = NULL;
659uschar *dmarc_history_file = NULL;
660uschar *dmarc_status = NULL;
661uschar *dmarc_status_text = NULL;
662uschar *dmarc_tld_file = NULL;
663uschar *dmarc_used_domain = NULL;
664BOOL dmarc_disable_verify = FALSE;
665BOOL dmarc_enable_forensic = FALSE;
666#endif
f7572e5a 667
059ec3d9 668uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 669int dns_csa_search_limit = 5;
670BOOL dns_csa_use_reverse = TRUE;
e682570f
TL		 671#ifdef EXPERIMENTAL_DANE
672int dns_dane_ok = -1;
673#endif
059ec3d9
PH		 674uschar *dns_ipv4_lookup = NULL;
675int dns_retrans = 0;
676int dns_retry = 0;
0fbd9bff 677int dns_dnssec_ok = -1; /* <0 = not coerced */
9820a77f 678uschar *dns_trust_aa = NULL;
e97d1f08 679int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 680uschar *dnslist_domain = NULL;
93655c46 681uschar *dnslist_matched = NULL;
059ec3d9
PH		 682uschar *dnslist_text = NULL;
683uschar *dnslist_value = NULL;
684tree_node *domainlist_anchor = NULL;
685int domainlist_count = 0;
686BOOL dont_deliver = FALSE;
687BOOL dot_ends = TRUE;
688BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 689uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 690
691BOOL enable_dollar_recipients = FALSE;
692BOOL envelope_to_remove = TRUE;
693int errno_quota = ERRNO_QUOTA;
694uschar *errors_copy = NULL;
695int error_handling = ERRORS_SENDER;
696uschar *errors_reply_to = NULL;
697int errors_sender_rc = EXIT_FAILURE;
0cbf2b82 698#ifndef DISABLE_EVENT
723fe533
JH		 699uschar *event_action = NULL; /* expansion for delivery events */
700uschar *event_data = NULL; /* auxilary data variable for event */
701int event_defer_errno = 0;
55414b25 702const uschar *event_name = NULL; /* event name variable */
723fe533
JH		 703#endif
704
059ec3d9
PH		 705
706gid_t exim_gid = EXIM_GID;
707BOOL exim_gid_set = TRUE; /* This gid is always set */
708uschar *exim_path = US BIN_DIRECTORY "/exim"
709 "\0<---------------Space to patch exim_path->";
710uid_t exim_uid = EXIM_UID;
711BOOL exim_uid_set = TRUE; /* This uid is always set */
712int expand_forbid = 0;
713int expand_nlength[EXPAND_MAXN+1];
714int expand_nmax = -1;
715uschar *expand_nstring[EXPAND_MAXN+1];
716BOOL expand_string_forcedfail = FALSE;
717uschar *expand_string_message;
718BOOL extract_addresses_remove_arguments = TRUE;
719uschar *extra_local_interfaces = NULL;
720
29aba418 721int fake_response = OK;
0e22dfd1
PH		 722uschar *fake_response_text = US"Your message has been rejected but is "
723 "being kept for evaluation.\nIf it was a "
724 "legitimate message, it may still be "
725 "delivered to the target recipient(s).";
059ec3d9
PH		 726int filter_n[FILTER_VARIABLE_COUNT];
727BOOL filter_running = FALSE;
728int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 729int filter_test = FTEST_NONE;
730uschar *filter_test_sfile = NULL;
731uschar *filter_test_ufile = NULL;
059ec3d9
PH		 732uschar *filter_thisaddress = NULL;
733int finduser_retries = 0;
734uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
735uschar *freeze_tell = NULL;
6a3f1455 736uschar *freeze_tell_config = NULL;
059ec3d9
PH		 737uschar *fudged_queue_times = US"";
738
739uschar *gecos_name = NULL;
740uschar *gecos_pattern = NULL;
741rewrite_rule *global_rewrite_rules = NULL;
742
743uschar *headers_charset = US HEADERS_CHARSET;
744int header_insert_maxlen = 64 * 1024;
745header_line *header_last = NULL;
746header_line *header_list = NULL;
747int header_maxsize = HEADER_MAXSIZE;
748int header_line_maxsize = 0;
749
750header_name header_names[] = {
751 { US"bcc", 3, TRUE, htype_bcc },
752 { US"cc", 2, TRUE, htype_cc },
753 { US"date", 4, TRUE, htype_date },
754 { US"delivery-date", 13, FALSE, htype_delivery_date },
755 { US"envelope-to", 11, FALSE, htype_envelope_to },
756 { US"from", 4, TRUE, htype_from },
757 { US"message-id", 10, TRUE, htype_id },
758 { US"received", 8, FALSE, htype_received },
759 { US"reply-to", 8, FALSE, htype_reply_to },
760 { US"return-path", 11, FALSE, htype_return_path },
761 { US"sender", 6, TRUE, htype_sender },
762 { US"subject", 7, FALSE, htype_subject },
763 { US"to", 2, TRUE, htype_to }
764};
765
766int header_names_size = sizeof(header_names)/sizeof(header_name);
767
768BOOL header_rewritten = FALSE;
769uschar *helo_accept_junk_hosts = NULL;
770uschar *helo_allow_chars = US"";
771uschar *helo_lookup_domains = US"@ : @[]";
772uschar *helo_try_verify_hosts = NULL;
773BOOL helo_verified = FALSE;
d7b47fd0 774BOOL helo_verify_failed = FALSE;
059ec3d9 775uschar *helo_verify_hosts = NULL;
1ba28e2b 776const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH		 777uschar *hold_domains = NULL;
778BOOL host_checking = FALSE;
779BOOL host_checking_callout = FALSE;
780uschar *host_data = NULL;
781BOOL host_find_failed_syntax= FALSE;
782uschar *host_lookup = NULL;
b08b24c8 783BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 784BOOL host_lookup_failed = FALSE;
785uschar *host_lookup_order = US"bydns:byaddr";
786uschar *host_lookup_msg = US"";
787int host_number = 0;
788uschar *host_number_string = NULL;
789uschar *host_reject_connection = NULL;
790tree_node *hostlist_anchor = NULL;
791int hostlist_count = 0;
792uschar *hosts_treat_as_local = NULL;
793uschar *hosts_connection_nolog = NULL;
794
795int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
796BOOL ignore_fromline_local = FALSE;
797uschar *ignore_fromline_hosts = NULL;
9ee44efb
PP		 798BOOL inetd_wait_mode = FALSE;
799int inetd_wait_timeout = -1;
3615fa9a 800uschar *initial_cwd = NULL;
059ec3d9
PH		 801uschar *interface_address = NULL;
802int interface_port = -1;
803BOOL is_inetd = FALSE;
0ce9abe6 804uschar *iterate_item = NULL;
059ec3d9
PH		 805
806int journal_fd = -1;
807
bc3c7bb7
HSHR		 808uschar *keep_environment = NULL;
809
059ec3d9
PH		 810int keep_malformed = 4*24*60*60; /* 4 days */
811
812uschar *eldap_dn = NULL;
813int load_average = -2;
814BOOL local_error_message = FALSE;
815BOOL local_from_check = TRUE;
816uschar *local_from_prefix = NULL;
817uschar *local_from_suffix = NULL;
818
819#if HAVE_IPV6
820uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
821#else
822uschar *local_interfaces = US"0.0.0.0";
823#endif
824
825uschar *local_scan_data = NULL;
826int local_scan_timeout = 5*60;
827BOOL local_sender_retain = FALSE;
828gid_t local_user_gid = (gid_t)(-1);
829uid_t local_user_uid = (uid_t)(-1);
830
831tree_node *localpartlist_anchor= NULL;
832int localpartlist_count = 0;
833uschar *log_buffer = NULL;
6c6d6e48
TF		 834
835int log_default[] = { /* for initializing log_selector */
836 Li_acl_warn_skipped,
837 Li_connection_reject,
838 Li_delay_delivery,
839 Li_dnslist_defer,
840 Li_etrn,
841 Li_host_lookup_failed,
842 Li_lost_incoming_connection,
ac881e27 843 Li_outgoing_interface, /* see d_log_interface in deliver.c */
6c6d6e48
TF		 844 Li_queue_run,
845 Li_rejected_header,
846 Li_retry_defer,
847 Li_sender_verify_fail,
848 Li_size_reject,
849 Li_skip_delivery,
850 Li_smtp_confirmation,
851 Li_tls_certificate_verified,
852 Li_tls_cipher,
853 -1
854};
855
059ec3d9
PH		 856uschar *log_file_path = US LOG_FILE_PATH
857 "\0<--------------Space to patch log_file_path->";
858
6c6d6e48
TF		 859int log_notall[] = {
860 -1
861};
862bit_table log_options[] = { /* must be in alphabetical order */
863 BIT_TABLE(L, 8bitmime),
864 BIT_TABLE(L, acl_warn_skipped),
865 BIT_TABLE(L, address_rewrite),
866 BIT_TABLE(L, all),
867 BIT_TABLE(L, all_parents),
868 BIT_TABLE(L, arguments),
869 BIT_TABLE(L, connection_reject),
870 BIT_TABLE(L, delay_delivery),
871 BIT_TABLE(L, deliver_time),
872 BIT_TABLE(L, delivery_size),
873 BIT_TABLE(L, dnslist_defer),
fc16abb4 874 BIT_TABLE(L, dnssec),
6c6d6e48
TF		 875 BIT_TABLE(L, etrn),
876 BIT_TABLE(L, host_lookup_failed),
877 BIT_TABLE(L, ident_timeout),
878 BIT_TABLE(L, incoming_interface),
879 BIT_TABLE(L, incoming_port),
880 BIT_TABLE(L, lost_incoming_connection),
ac881e27 881 BIT_TABLE(L, outgoing_interface),
6c6d6e48
TF		 882 BIT_TABLE(L, outgoing_port),
883 BIT_TABLE(L, pid),
e6d2a989 884#if defined(SUPPORT_PROXY) || defined (SUPPORT_SOCKS)
6c6d6e48
TF		 885 BIT_TABLE(L, proxy),
886#endif
887 BIT_TABLE(L, queue_run),
888 BIT_TABLE(L, queue_time),
889 BIT_TABLE(L, queue_time_overall),
890 BIT_TABLE(L, received_recipients),
891 BIT_TABLE(L, received_sender),
892 BIT_TABLE(L, rejected_header),
893 { US"rejected_headers", Li_rejected_header },
894 BIT_TABLE(L, retry_defer),
895 BIT_TABLE(L, return_path_on_delivery),
896 BIT_TABLE(L, sender_on_delivery),
897 BIT_TABLE(L, sender_verify_fail),
898 BIT_TABLE(L, size_reject),
899 BIT_TABLE(L, skip_delivery),
900 BIT_TABLE(L, smtp_confirmation),
901 BIT_TABLE(L, smtp_connection),
902 BIT_TABLE(L, smtp_incomplete_transaction),
903 BIT_TABLE(L, smtp_mailauth),
904 BIT_TABLE(L, smtp_no_mail),
905 BIT_TABLE(L, smtp_protocol_error),
906 BIT_TABLE(L, smtp_syntax_error),
907 BIT_TABLE(L, subject),
908 BIT_TABLE(L, tls_certificate_verified),
909 BIT_TABLE(L, tls_cipher),
910 BIT_TABLE(L, tls_peerdn),
911 BIT_TABLE(L, tls_sni),
912 BIT_TABLE(L, unknown_in_list),
059ec3d9 913};
6c6d6e48 914int log_options_count = nelem(log_options);
059ec3d9 915
6ea85e9a 916int log_reject_target = 0;
6c6d6e48 917unsigned int log_selector[log_selector_size]; /* initialized in main() */
059ec3d9
PH		 918uschar *log_selector_string = NULL;
919FILE *log_stderr = NULL;
920BOOL log_testing_mode = FALSE;
921BOOL log_timezone = FALSE;
922uschar *login_sender_address = NULL;
4e0983dc 923uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 924int lookup_open_max = 25;
925uschar *lookup_value = NULL;
926
927macro_item *macros = NULL;
928uschar *mailstore_basename = NULL;
8523533c
TK		 929#ifdef WITH_CONTENT_SCAN
930uschar *malware_name = NULL; /* Virus Name */
931#endif
d677b2f2 932int max_received_linelength= 0;
059ec3d9
PH		 933int max_username_length = 0;
934int message_age = 0;
935uschar *message_body = NULL;
936uschar *message_body_end = NULL;
ddea74fa 937BOOL message_body_newlines = FALSE;
059ec3d9
PH		 938int message_body_size = 0;
939int message_body_visible = 500;
940int message_ended = END_NOTSTARTED;
941uschar *message_headers = NULL;
942uschar *message_id;
943uschar *message_id_domain = NULL;
944uschar *message_id_text = NULL;
945struct timeval message_id_tv = { 0, 0 };
946uschar message_id_option[MESSAGE_ID_LENGTH + 3];
947uschar *message_id_external;
948int message_linecount = 0;
949BOOL message_logs = TRUE;
950int message_size = 0;
951uschar *message_size_limit = US"50M";
8c5d388a 952#ifdef SUPPORT_I18N
eb02f5df 953BOOL message_smtputf8 = FALSE;
3c8b3577 954int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 955#endif
059ec3d9
PH		 956uschar message_subdir[2] = { 0, 0 };
957uschar *message_reference = NULL;
8523533c
TK		 958
959/* MIME ACL expandables */
960#ifdef WITH_CONTENT_SCAN
f7b63901 961int mime_anomaly_level = 0;
1ba28e2b 962const uschar *mime_anomaly_text = NULL;
8523533c
TK		 963uschar *mime_boundary = NULL;
964uschar *mime_charset = NULL;
965uschar *mime_content_description = NULL;
966uschar *mime_content_disposition = NULL;
967uschar *mime_content_id = NULL;
968unsigned int mime_content_size = 0;
969uschar *mime_content_transfer_encoding = NULL;
970uschar *mime_content_type = NULL;
971uschar *mime_decoded_filename = NULL;
972uschar *mime_filename = NULL;
973int mime_is_multipart = 0;
974int mime_is_coverletter = 0;
975int mime_is_rfc822 = 0;
976int mime_part_count = -1;
977#endif
978
059ec3d9
PH		 979BOOL mua_wrapper = FALSE;
980
981uid_t *never_users = NULL;
8523533c
TK		 982#ifdef WITH_CONTENT_SCAN
983BOOL no_mbox_unspool = FALSE;
984#endif
059ec3d9
PH		 985BOOL no_multiline_responses = FALSE;
986
987uid_t original_euid;
988gid_t originator_gid;
989uschar *originator_login = NULL;
990uschar *originator_name = NULL;
991uid_t originator_uid;
992uschar *override_local_interfaces = NULL;
993uschar *override_pid_file_path = NULL;
994
995BOOL parse_allow_group = FALSE;
996BOOL parse_found_group = FALSE;
997uschar *percent_hack_domains = NULL;
998uschar *pid_file_path = US PID_FILE_PATH
999 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 1000BOOL pipelining_enable = TRUE;
059ec3d9
PH		 1001uschar *pipelining_advertise_hosts = US"*";
1002BOOL preserve_message_logs = FALSE;
1003uschar *primary_hostname = NULL;
1004BOOL print_topbitchars = FALSE;
1005uschar process_info[PROCESS_INFO_SIZE];
921b12ca 1006int process_info_len = 0;
059ec3d9
PH		 1007uschar *process_log_path = NULL;
1008BOOL prod_requires_admin = TRUE;
a3c86431 1009
e6d2a989 1010#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
cee5f132 1011uschar *hosts_proxy = US"";
e6d2a989
JH		 1012uschar *proxy_external_address = US"";
1013int proxy_external_port = 0;
1014uschar *proxy_local_address = US"";
1015int proxy_local_port = 0;
a3c86431
TL		 1016BOOL proxy_session = FALSE;
1017BOOL proxy_session_failed = FALSE;
1018#endif
1019
fffda43a
TK		 1020uschar *prvscheck_address = NULL;
1021uschar *prvscheck_keynum = NULL;
1022uschar *prvscheck_result = NULL;
1023
059ec3d9 1024
55414b25 1025const uschar *qualify_domain_recipient = NULL;
059ec3d9
PH		 1026uschar *qualify_domain_sender = NULL;
1027BOOL queue_2stage = FALSE;
1028uschar *queue_domains = NULL;
1029int queue_interval = -1;
1030BOOL queue_list_requires_admin = TRUE;
a2da3176 1031uschar *queue_name = US"";
059ec3d9
PH		 1032BOOL queue_only = FALSE;
1033uschar *queue_only_file = NULL;
1034int queue_only_load = -1;
8669f003 1035BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 1036BOOL queue_only_override = TRUE;
1037BOOL queue_only_policy = FALSE;
1038BOOL queue_run_first_delivery = FALSE;
1039BOOL queue_run_force = FALSE;
1040BOOL queue_run_in_order = FALSE;
1041BOOL queue_run_local = FALSE;
0cd5fd23 1042uschar *queue_run_max = US"5";
059ec3d9
PH		 1043pid_t queue_run_pid = (pid_t)0;
1044int queue_run_pipe = -1;
1045BOOL queue_running = FALSE;
1046BOOL queue_smtp = FALSE;
1047uschar *queue_smtp_domains = NULL;
1048
1049unsigned int random_seed = 0;
fe0dab11 1050tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1051tree_node *ratelimiters_conn = NULL;
1052tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1053uschar *raw_active_hostname = NULL;
1054uschar *raw_sender = NULL;
1055uschar **raw_recipients = NULL;
1056int raw_recipients_count = 0;
1057
1058int rcpt_count = 0;
1059int rcpt_fail_count = 0;
1060int rcpt_defer_count = 0;
1061gid_t real_gid;
1062uid_t real_uid;
1063BOOL really_exim = TRUE;
1064BOOL receive_call_bombout = FALSE;
1065int receive_linecount = 0;
1066int receive_messagecount = 0;
1067int receive_timeout = 0;
1068int received_count = 0;
1069uschar *received_for = NULL;
1070
1071/* This is the default text for Received headers generated by Exim. The
1072date will be automatically added on the end. */
1073
1074uschar *received_header_text = US
1075 "Received: "
1076 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 1077 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 1078 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1079 "by $primary_hostname "
1080 "${if def:received_protocol {with $received_protocol}} "
1081 #ifdef SUPPORT_TLS
1082 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1083 #endif
1084 "(Exim $version_number)\n\t"
3e46c1aa 1085 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1086 "id $message_exim_id"
059ec3d9
PH		 1087 "${if def:received_for {\n\tfor $received_for}}"
1088 "\0<---------------Space to patch received_header_text->";
1089
1090int received_headers_max = 30;
1091uschar *received_protocol = NULL;
1092int received_time = 0;
1093uschar *recipient_data = NULL;
1094uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1095uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 1096int recipients_count = 0;
1097BOOL recipients_discarded = FALSE;
1098recipient_item *recipients_list = NULL;
1099int recipients_list_max = 0;
1100int recipients_max = 0;
1101BOOL recipients_max_reject = FALSE;
1102const pcre *regex_AUTH = NULL;
1103const pcre *regex_check_dns_names = NULL;
1104const pcre *regex_From = NULL;
f1513293 1105const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1106const pcre *regex_PIPELINING = NULL;
1107const pcre *regex_SIZE = NULL;
1108const pcre *regex_ismsgid = NULL;
f38917cc
JH		 1109const pcre *regex_smtp_code = NULL;
1110uschar *regex_vars[REGEX_VARS];
a7cbbf50
PP		 1111#ifdef WHITELIST_D_MACROS
1112const pcre *regex_whitelisted_macro = NULL;
1113#endif
8523533c
TK		 1114#ifdef WITH_CONTENT_SCAN
1115uschar *regex_match_string = NULL;
1116#endif
059ec3d9
PH		 1117int remote_delivery_count = 0;
1118int remote_max_parallel = 2;
1119uschar *remote_sort_domains = NULL;
1120int retry_data_expire = 7*24*60*60;
1121int retry_interval_max = 24*60*60;
1122int retry_maximum_timeout = 0; /* set from retry config */
1123retry_config *retries = NULL;
1124uschar *return_path = NULL;
1125BOOL return_path_remove = TRUE;
1126int rewrite_existflags = 0;
f926e272
JH		 1127uschar *rfc1413_hosts = US"@[]";
1128int rfc1413_query_timeout = 0;
059ec3d9 1129/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 1130uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1131uid_t root_uid = ROOT_UID;
1132
1133router_instance *routers = NULL;
1134router_instance router_defaults = {
1135 NULL, /* chain pointer */
1136 NULL, /* name */
1137 NULL, /* info */
1138 NULL, /* private options block pointer */
1139 NULL, /* driver name */
1140
1141 NULL, /* address_data */
8523533c
TK		 1142#ifdef EXPERIMENTAL_BRIGHTMAIL
1143 NULL, /* bmi_rule */
8e669ac1 1144#endif
059ec3d9
PH		 1145 NULL, /* cannot_route_message */
1146 NULL, /* condition */
1147 NULL, /* current_directory */
1148 NULL, /* debug_string */
1149 NULL, /* domains */
1150 NULL, /* errors_to */
1151 NULL, /* expand_gid */
1152 NULL, /* expand_uid */
1153 NULL, /* expand_more */
1154 NULL, /* expand_unseen */
1155 NULL, /* extra_headers */
1156 NULL, /* fallback_hosts */
1157 NULL, /* home_directory */
1158 NULL, /* ignore_target_hosts */
1159 NULL, /* local_parts */
1160 NULL, /* pass_router_name */
1161 NULL, /* prefix */
1162 NULL, /* redirect_router_name */
1163 NULL, /* remove_headers */
1164 NULL, /* require_files */
1165 NULL, /* router_home_directory */
1166 US"freeze", /* self */
1167 NULL, /* senders */
1168 NULL, /* suffix */
1169 NULL, /* translate_ip_address */
1170 NULL, /* transport_name */
1171
1172 TRUE, /* address_test */
8523533c
TK		 1173#ifdef EXPERIMENTAL_BRIGHTMAIL
1174 FALSE, /* bmi_deliver_alternate */
1175 FALSE, /* bmi_deliver_default */
1176 FALSE, /* bmi_dont_deliver */
1177#endif
059ec3d9
PH		 1178 TRUE, /* expn */
1179 FALSE, /* caseful_local_part */
1180 FALSE, /* check_local_user */
1181 FALSE, /* disable_logging */
1182 FALSE, /* fail_verify_recipient */
1183 FALSE, /* fail_verify_sender */
1184 FALSE, /* gid_set */
1185 FALSE, /* initgroups */
1186 TRUE_UNSET, /* log_as_local */
1187 TRUE, /* more */
1188 FALSE, /* pass_on_timeout */
1189 FALSE, /* prefix_optional */
1190 TRUE, /* repeat_use */
1191 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1192 FALSE, /* same_domain_copy_routing */
1193 FALSE, /* self_rewrite */
1194 FALSE, /* suffix_optional */
1195 FALSE, /* verify_only */
1196 TRUE, /* verify_recipient */
1197 TRUE, /* verify_sender */
1198 FALSE, /* uid_set */
1199 FALSE, /* unseen */
6c1c3d1d 1200 FALSE, /* dsn_lasthop */
059ec3d9
PH		 1201
1202 self_freeze, /* self_code */
1203 (uid_t)(-1), /* uid */
1204 (gid_t)(-1), /* gid */
1205
1206 NULL, /* fallback_hostlist */
1207 NULL, /* transport instance */
1208 NULL, /* pass_router */
99c1bb4e
HSHR		 1209 NULL, /* redirect_router */
1210
0539a19d 1211 { NULL, NULL }, /* dnssec_domains {require,request} */
059ec3d9
PH		 1212};
1213
181d9bf8
JH		 1214uschar *router_name = NULL;
1215
059ec3d9
PH		 1216ip_address_item *running_interfaces = NULL;
1217BOOL running_in_test_harness = FALSE;
1218
1219/* This is a weird one. The following string gets patched in the binary by the
1220script that sets up a copy of Exim for running in the test harness. It seems
1221that compilers are now clever, and share constant strings if they can.
1222Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1223make use of the end of this string in order to save space. So the patching then
8669f003 1224wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1225onto the end of the string. */
1226
1227uschar *running_status = US">>>running<<<" "\0EXTRA";
1228
1229int runrc = 0;
1230
1231uschar *search_error_message = NULL;
1232BOOL search_find_defer = FALSE;
1233uschar *self_hostname = NULL;
1234uschar *sender_address = NULL;
1235unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1236uschar *sender_address_data = NULL;
059ec3d9
PH		 1237BOOL sender_address_forced = FALSE;
1238uschar *sender_address_unrewritten = NULL;
1239uschar *sender_data = NULL;
1240unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1241uschar *sender_fullhost = NULL;
1705dd20 1242BOOL sender_helo_dnssec = FALSE;
059ec3d9
PH		 1243uschar *sender_helo_name = NULL;
1244uschar **sender_host_aliases = &no_aliases;
1245uschar *sender_host_address = NULL;
1246uschar *sender_host_authenticated = NULL;
1247unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1f4a55da 1248BOOL sender_host_dnssec = FALSE;
059ec3d9
PH		 1249uschar *sender_host_name = NULL;
1250int sender_host_port = 0;
1251BOOL sender_host_notsocket = FALSE;
1252BOOL sender_host_unknown = FALSE;
1253uschar *sender_ident = NULL;
1254BOOL sender_local = FALSE;
2fe1a124 1255BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1256uschar *sender_rate = NULL;
1257uschar *sender_rate_limit = NULL;
1258uschar *sender_rate_period = NULL;
059ec3d9
PH		 1259uschar *sender_rcvhost = NULL;
1260BOOL sender_set_untrusted = FALSE;
1261uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1262uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1263address_item *sender_verified_list = NULL;
1264address_item *sender_verified_failed = NULL;
1265int sender_verified_rc = -1;
1266BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1267uschar *sending_ip_address = NULL;
1268int sending_port = -1;
cd59ab18 1269SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9 1270uschar **sighup_argv = NULL;
846430d9 1271int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9
PH		 1272int smtp_accept_count = 0;
1273BOOL smtp_accept_keepalive = TRUE;
1274int smtp_accept_max = 20;
1275int smtp_accept_max_nonmail= 10;
1276uschar *smtp_accept_max_nonmail_hosts = US"*";
1277int smtp_accept_max_per_connection = 1000;
1278uschar *smtp_accept_max_per_host = NULL;
1279int smtp_accept_queue = 0;
1280int smtp_accept_queue_per_connection = 10;
1281int smtp_accept_reserve = 0;
1282uschar *smtp_active_hostname = NULL;
1283BOOL smtp_authenticated = FALSE;
1f5b4c3d 1284uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1285 "Exim $version_number $tod_full"
1286 "\0<---------------Space to patch smtp_banner->";
1287BOOL smtp_batched_input = FALSE;
1288BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1289int smtp_ch_index = 0;
3ee512ff
PH		 1290uschar *smtp_cmd_argument = NULL;
1291uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1292time_t smtp_connection_start = 0;
1293uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1294int smtp_connect_backlog = 20;
1295double smtp_delay_mail = 0.0;
1296double smtp_delay_rcpt = 0.0;
1297BOOL smtp_enforce_sync = TRUE;
1298FILE *smtp_in = NULL;
1299BOOL smtp_input = FALSE;
1300int smtp_load_reserve = -1;
1301int smtp_mailcmd_count = 0;
1302FILE *smtp_out = NULL;
1303uschar *smtp_etrn_command = NULL;
1304BOOL smtp_etrn_serialize = TRUE;
1305int smtp_max_synprot_errors= 3;
1306int smtp_max_unknown_commands = 3;
8f128379 1307uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1308uschar *smtp_ratelimit_hosts = NULL;
1309uschar *smtp_ratelimit_mail = NULL;
1310uschar *smtp_ratelimit_rcpt = NULL;
1311uschar *smtp_read_error = US"";
1312int smtp_receive_timeout = 5*60;
1ad6489e 1313uschar *smtp_receive_timeout_s = NULL;
059ec3d9
PH		 1314uschar *smtp_reserve_hosts = NULL;
1315BOOL smtp_return_error_details = FALSE;
1316int smtp_rlm_base = 0;
1317double smtp_rlm_factor = 0.0;
1318int smtp_rlm_limit = 0;
1319int smtp_rlm_threshold = INT_MAX;
1320int smtp_rlr_base = 0;
1321double smtp_rlr_factor = 0.0;
1322int smtp_rlr_limit = 0;
1323int smtp_rlr_threshold = INT_MAX;
1324BOOL smtp_use_pipelining = FALSE;
1325BOOL smtp_use_size = FALSE;
8c5d388a 1326#ifdef SUPPORT_I18N
9d4319df 1327uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1328#endif
8523533c
TK		 1329
1330#ifdef WITH_CONTENT_SCAN
1331uschar *spamd_address = US"127.0.0.1 783";
1332uschar *spam_bar = NULL;
1333uschar *spam_report = NULL;
c5f280e2 1334uschar *spam_action = NULL;
8523533c
TK		 1335uschar *spam_score = NULL;
1336uschar *spam_score_int = NULL;
1337#endif
1338#ifdef EXPERIMENTAL_SPF
65a7d8c3 1339uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1340uschar *spf_header_comment = NULL;
1341uschar *spf_received = NULL;
1342uschar *spf_result = NULL;
1343uschar *spf_smtp_comment = NULL;
1344#endif
1345
059ec3d9
PH		 1346BOOL split_spool_directory = FALSE;
1347uschar *spool_directory = US SPOOL_DIRECTORY
1348 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1349#ifdef EXPERIMENTAL_SRS
1350uschar *srs_config = NULL;
1351uschar *srs_db_address = NULL;
1352uschar *srs_db_key = NULL;
384152a6
TK		 1353int srs_hashlength = 6;
1354int srs_hashmin = -1;
1355int srs_maxage = 31;
8523533c
TK		 1356uschar *srs_orig_recipient = NULL;
1357uschar *srs_orig_sender = NULL;
1358uschar *srs_recipient = NULL;
384152a6 1359uschar *srs_secrets = NULL;
8523533c 1360uschar *srs_status = NULL;
384152a6
TK		 1361BOOL srs_usehash = TRUE;
1362BOOL srs_usetimestamp = TRUE;
8e669ac1 1363#endif
38a0a95f 1364BOOL strict_acl_vars = FALSE;
059ec3d9 1365int string_datestamp_offset= -1;
f1e5fef5
PP		 1366int string_datestamp_length= 0;
1367int string_datestamp_type = -1;
059ec3d9
PH		 1368BOOL strip_excess_angle_brackets = FALSE;
1369BOOL strip_trailing_dot = FALSE;
1370uschar *submission_domain = NULL;
1371BOOL submission_mode = FALSE;
2fe1a124 1372uschar *submission_name = NULL;
8800895a 1373BOOL suppress_local_fixups = FALSE;
f4ee74ac 1374BOOL suppress_local_fixups_default = FALSE;
059ec3d9
PH		 1375BOOL synchronous_delivery = FALSE;
1376BOOL syslog_duplication = TRUE;
1377int syslog_facility = LOG_MAIL;
1378uschar *syslog_processname = US"exim";
1379BOOL syslog_timestamp = TRUE;
1380uschar *system_filter = NULL;
1381
1382uschar *system_filter_directory_transport = NULL;
1383uschar *system_filter_file_transport = NULL;
1384uschar *system_filter_pipe_transport = NULL;
1385uschar *system_filter_reply_transport = NULL;
1386
1387gid_t system_filter_gid = 0;
1388BOOL system_filter_gid_set = FALSE;
79d4bc3d 1389uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1390BOOL system_filter_uid_set = FALSE;
1391BOOL system_filtering = FALSE;
1392
1393BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1394#ifdef USE_TCP_WRAPPERS
1395uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1396#endif
8669f003 1397int test_harness_load_avg = 0;
059ec3d9
PH		 1398int thismessage_size_limit = 0;
1399int timeout_frozen_after = 0;
1400BOOL timestamps_utc = FALSE;
1401
1402transport_instance *transports = NULL;
1403
1404transport_instance transport_defaults = {
1405 NULL, /* chain pointer */
1406 NULL, /* name */
1407 NULL, /* info */
1408 NULL, /* private options block pointer */
1409 NULL, /* driver name */
1410 NULL, /* setup entry point */
1411 1, /* batch_max */
1412 NULL, /* batch_id */
1413 NULL, /* home_dir */
1414 NULL, /* current_dir */
506900af 1415 NULL, /* expand-multi-domain */
059ec3d9
PH		 1416 TRUE, /* multi-domain */
1417 FALSE, /* overrides_hosts */
1418 100, /* max_addresses */
1419 500, /* connection_max_messages */
1420 FALSE, /* deliver_as_creator */
1421 FALSE, /* disable_logging */
1422 FALSE, /* initgroups */
1423 FALSE, /* uid_set */
1424 FALSE, /* gid_set */
1425 (uid_t)(-1), /* uid */
1426 (gid_t)(-1), /* gid */
1427 NULL, /* expand_uid */
1428 NULL, /* expand_gid */
1429 NULL, /* warn_message */
1430 NULL, /* shadow */
1431 NULL, /* shadow_condition */
1432 NULL, /* filter_command */
1433 NULL, /* add_headers */
1434 NULL, /* remove_headers */
1435 NULL, /* return_path */
1436 NULL, /* debug_string */
fa41615d 1437 NULL, /* max_parallel */
059ec3d9
PH		 1438 NULL, /* message_size_limit */
1439 NULL, /* headers_rewrite */
1440 NULL, /* rewrite_rules */
1441 0, /* rewrite_existflags */
1442 300, /* filter_timeout */
1443 FALSE, /* body_only */
1444 FALSE, /* delivery_date_add */
1445 FALSE, /* envelope_to_add */
1446 FALSE, /* headers_only */
1447 FALSE, /* rcpt_include_affixes */
1448 FALSE, /* return_path_add */
1449 FALSE, /* return_output */
1450 FALSE, /* return_fail_output */
1451 FALSE, /* log_output */
1452 FALSE, /* log_fail_output */
1453 FALSE, /* log_defer_output */
1454 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1455 1 nor 0 so can detect unset */
0cbf2b82 1456#ifndef DISABLE_EVENT
774ef2d7 1457 ,NULL /* event_action */
533aaf91 1458#endif
059ec3d9
PH		 1459};
1460
1461int transport_count;
181d9bf8 1462uschar *transport_name = NULL;
332f5cf3 1463int transport_newlines;
55414b25 1464const uschar **transport_filter_argv = NULL;
059ec3d9 1465int transport_filter_timeout;
2e2a30b4 1466BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1467int transport_write_timeout= 0;
1468
1469tree_node *tree_dns_fails = NULL;
1470tree_node *tree_duplicates = NULL;
1471tree_node *tree_nonrecipients = NULL;
1472tree_node *tree_unusable = NULL;
1473
1474BOOL trusted_caller = FALSE;
e2f5dc15 1475BOOL trusted_config = TRUE;
059ec3d9
PH		 1476gid_t *trusted_groups = NULL;
1477uid_t *trusted_users = NULL;
1478uschar *timezone_string = US TIMEZONE_DEFAULT;
1479
1480uschar *unknown_login = NULL;
1481uschar *unknown_username = NULL;
1482uschar *untrusted_set_sender = NULL;
1483
1484/* A regex for matching a "From_" line in an incoming message, in the form
1485
1486 From ph10 Fri Jan 5 12:35 GMT 1996
1487
1488which the "mail" commands send to the MTA (undocumented, of course), or in
1489the form
1490
1491 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1492
1493which is apparently used by some UUCPs, despite it not being in RFC 976.
1494Because of variations in time formats, just match up to the minutes. That
1495should be sufficient. Examples have been seen of time fields like 12:1:03,
1496so just require one digit for hours and minutes. The weekday is also absent
1497in some forms. */
1498
1499uschar *uucp_from_pattern = US
1500 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1501 "(?:" /* Non-extracting bracket */
1502 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1503 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1504 ")" /* End alternation */
1505 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1506
1507uschar *uucp_from_sender = US"$1";
1508
aec45841 1509uschar *verify_mode = NULL;
f45100a3 1510uschar *version_copyright =
80fea873
JH		 1511 US"Copyright (c) University of Cambridge, 1995 - 2016\n"
1512 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2016";
059ec3d9
PH		 1513uschar *version_date = US"?";
1514uschar *version_cnumber = US"????";
1515uschar *version_string = US"?";
1516
aec45841 1517uschar *warn_message_file = NULL;
059ec3d9 1518int warning_count = 0;
aec45841
JH		 1519uschar *warnmsg_delay = NULL;
1520uschar *warnmsg_recipients = NULL;
1521BOOL write_rejectlog = TRUE;
1522
059ec3d9
PH		 1523
1524/* End of globals.c */
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