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New variable $config_dir, $config_file. Bug 1553
[exim.git] / src / src / globals.c
CommitLineData
059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
5a66c31b 5/* Copyright (c) University of Cambridge 1995 - 2014 */
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;
52#endif
53
1a46a8c5
PH		 54#ifdef EXPAND_DLFUNC
55tree_node *dlobj_anchor = NULL;
56#endif
57
059ec3d9
PH		 58#ifdef LOOKUP_IBASE
59uschar *ibase_servers = NULL;
60#endif
61
62#ifdef LOOKUP_LDAP
bc19a55b
PP		 63uschar *eldap_ca_cert_dir = NULL;
64uschar *eldap_ca_cert_file = NULL;
65uschar *eldap_cert_file = NULL;
66uschar *eldap_cert_key = NULL;
67uschar *eldap_cipher_suite = NULL;
059ec3d9 68uschar *eldap_default_servers = NULL;
bc19a55b 69uschar *eldap_require_cert = NULL;
059ec3d9 70int eldap_version = -1;
bc19a55b 71BOOL eldap_start_tls = FALSE;
059ec3d9
PH		 72#endif
73
74#ifdef LOOKUP_MYSQL
75uschar *mysql_servers = NULL;
76#endif
77
78#ifdef LOOKUP_ORACLE
79uschar *oracle_servers = NULL;
80#endif
81
82#ifdef LOOKUP_PGSQL
83uschar *pgsql_servers = NULL;
84#endif
85
9bdd29ad
TL		 86#ifdef EXPERIMENTAL_REDIS
87uschar *redis_servers = NULL;
88#endif
89
31480e42
PH		 90#ifdef LOOKUP_SQLITE
91int sqlite_lock_timeout = 5;
92#endif
93
059ec3d9
PH		 94#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
95BOOL move_frozen_messages = FALSE;
96#endif
97
98/* These variables are outside the #ifdef because it keeps the code less
99cluttered in several places (e.g. during logging) if we can always refer to
100them. Also, the tls_ variables are now always visible. */
101
817d9f57
JH		 102tls_support tls_in = {
103 -1, /* tls_active */
104 0, /* tls_bits */
105 FALSE,/* tls_certificate_verified */
85098ee7
JH		 106#ifdef EXPERIMENTAL_DANE
107 FALSE,/* dane_verified */
594706ea 108 0, /* tlsa_usage */
85098ee7 109#endif
817d9f57
JH		 110 NULL, /* tls_cipher */
111 FALSE,/* tls_on_connect */
112 NULL, /* tls_on_connect_ports */
9d1c15ef
JH		 113 NULL, /* tls_ourcert */
114 NULL, /* tls_peercert */
817d9f57 115 NULL, /* tls_peerdn */
44662487
JH		 116 NULL, /* tls_sni */
117 0 /* tls_ocsp */
817d9f57
JH		 118};
119tls_support tls_out = {
120 -1, /* tls_active */
121 0, /* tls_bits */
122 FALSE,/* tls_certificate_verified */
85098ee7
JH		 123#ifdef EXPERIMENTAL_DANE
124 FALSE,/* dane_verified */
594706ea 125 0, /* tlsa_usage */
85098ee7 126#endif
817d9f57
JH		 127 NULL, /* tls_cipher */
128 FALSE,/* tls_on_connect */
129 NULL, /* tls_on_connect_ports */
9d1c15ef
JH		 130 NULL, /* tls_ourcert */
131 NULL, /* tls_peercert */
817d9f57 132 NULL, /* tls_peerdn */
44662487
JH		 133 NULL, /* tls_sni */
134 0 /* tls_ocsp */
817d9f57
JH		 135};
136
6c1c3d1d
WB		 137#ifdef EXPERIMENTAL_DSN
138uschar *dsn_envid = NULL;
139int dsn_ret = 0;
140const pcre *regex_DSN = NULL;
141BOOL smtp_use_dsn = FALSE;
142uschar *dsn_advertise_hosts = NULL;
143#endif
059ec3d9
PH		 144
145#ifdef SUPPORT_TLS
e6060e2c 146BOOL gnutls_compat_mode = FALSE;
2519e60d 147BOOL gnutls_allow_auto_pkcs11 = FALSE;
83da1223
PH		 148uschar *gnutls_require_mac = NULL;
149uschar *gnutls_require_kx = NULL;
150uschar *gnutls_require_proto = NULL;
77bb000f 151uschar *openssl_options = NULL;
059ec3d9
PH		 152const pcre *regex_STARTTLS = NULL;
153uschar *tls_advertise_hosts = NULL; /* This is deliberate */
154uschar *tls_certificate = NULL;
155uschar *tls_crl = NULL;
3375e053
PP		 156/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
157that's the interop problem which has been observed: GnuTLS suggesting a higher
158bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
159int tls_dh_max_bits = 2236;
059ec3d9 160uschar *tls_dhparam = NULL;
f2de3a33 161#ifndef DISABLE_OCSP
3f7eeb86
PP		 162uschar *tls_ocsp_file = NULL;
163#endif
059ec3d9
PH		 164BOOL tls_offered = FALSE;
165uschar *tls_privatekey = NULL;
166BOOL tls_remember_esmtp = FALSE;
167uschar *tls_require_ciphers = NULL;
168uschar *tls_try_verify_hosts = NULL;
0e0f3f56 169uschar *tls_verify_certificates= US"system";
059ec3d9
PH		 170uschar *tls_verify_hosts = NULL;
171#endif
172
8ccd00b1 173#ifndef DISABLE_PRDR
fd98a5c6
JH		 174/* Per Recipient Data Response variables */
175BOOL prdr_enable = FALSE;
176BOOL prdr_requested = FALSE;
177const pcre *regex_PRDR = NULL;
178#endif
059ec3d9
PH		 179
180/* Input-reading functions for messages, so we can use special ones for
181incoming TCP/IP. The defaults use stdin. We never need these for any
182stand-alone tests. */
183
184#ifndef STAND_ALONE
185int (*receive_getc)(void) = stdin_getc;
186int (*receive_ungetc)(int) = stdin_ungetc;
187int (*receive_feof)(void) = stdin_feof;
188int (*receive_ferror)(void) = stdin_ferror;
58eb016e 189BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 190#endif
191
192
193/* List of per-address expansion variables for clearing and saving/restoring
194when verifying one address while routing/verifying another. We have to have
195the size explicit, because it is referenced from more than one module. */
196
197uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
198 &deliver_address_data,
199 &deliver_domain,
200 &deliver_domain_data,
201 &deliver_domain_orig,
202 &deliver_domain_parent,
203 &deliver_localpart,
204 &deliver_localpart_data,
205 &deliver_localpart_orig,
206 &deliver_localpart_parent,
207 &deliver_localpart_prefix,
208 &deliver_localpart_suffix,
209 (uschar **)(&deliver_recipients),
210 &deliver_host,
211 &deliver_home,
212 &address_file,
213 &address_pipe,
214 &self_hostname,
215 NULL };
216
217int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
218
219/* General global variables */
220
71fafd95 221header_line *acl_added_headers = NULL;
059ec3d9 222tree_node *acl_anchor = NULL;
525239c1
JH		 223uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
224 NULL, NULL, NULL, NULL};
225int acl_narg = 0;
8f128379 226
059ec3d9 227uschar *acl_not_smtp = NULL;
54cdb463
PH		 228#ifdef WITH_CONTENT_SCAN
229uschar *acl_not_smtp_mime = NULL;
230#endif
45b91596 231uschar *acl_not_smtp_start = NULL;
e7568d51 232uschar *acl_removed_headers = NULL;
059ec3d9
PH		 233uschar *acl_smtp_auth = NULL;
234uschar *acl_smtp_connect = NULL;
235uschar *acl_smtp_data = NULL;
8ccd00b1 236#ifndef DISABLE_PRDR
ad07e9ad 237uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 238#endif
80a47a2c
TK		 239#ifndef DISABLE_DKIM
240uschar *acl_smtp_dkim = NULL;
241#endif
059ec3d9
PH		 242uschar *acl_smtp_etrn = NULL;
243uschar *acl_smtp_expn = NULL;
244uschar *acl_smtp_helo = NULL;
245uschar *acl_smtp_mail = NULL;
246uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 247#ifdef WITH_CONTENT_SCAN
248uschar *acl_smtp_mime = NULL;
249#endif
8f128379 250uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 251uschar *acl_smtp_predata = NULL;
252uschar *acl_smtp_quit = NULL;
253uschar *acl_smtp_rcpt = NULL;
254uschar *acl_smtp_starttls = NULL;
255uschar *acl_smtp_vrfy = NULL;
8f128379 256
059ec3d9 257BOOL acl_temp_details = FALSE;
38a0a95f
PH		 258tree_node *acl_var_c = NULL;
259tree_node *acl_var_m = NULL;
059ec3d9 260uschar *acl_verify_message = NULL;
059ec3d9
PH		 261string_item *acl_warn_logged = NULL;
262
263/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
264error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
265
266uschar *acl_wherenames[] = { US"RCPT",
267 US"MAIL",
268 US"PREDATA",
8523533c 269 US"MIME",
80a47a2c 270 US"DKIM",
059ec3d9 271 US"DATA",
8ccd00b1 272#ifndef DISABLE_PRDR
fd98a5c6
JH		 273 US"PRDR",
274#endif
059ec3d9
PH		 275 US"non-SMTP",
276 US"AUTH",
277 US"connection",
278 US"ETRN",
279 US"EXPN",
280 US"EHLO or HELO",
281 US"MAILAUTH",
45b91596 282 US"non-SMTP-start",
8f128379 283 US"NOTQUIT",
059ec3d9
PH		 284 US"QUIT",
285 US"STARTTLS",
723c72e6 286 US"VRFY",
faa05a93
JH		 287 US"delivery",
288 US"unknown"
059ec3d9
PH		 289 };
290
a5bd321b
PH		 291uschar *acl_wherecodes[] = { US"550", /* RCPT */
292 US"550", /* MAIL */
293 US"550", /* PREDATA */
294 US"550", /* MIME */
80a47a2c 295 US"550", /* DKIM */
a5bd321b 296 US"550", /* DATA */
8ccd00b1 297#ifndef DISABLE_PRDR
fd98a5c6
JH		 298 US"550", /* RCPT PRDR */
299#endif
a5bd321b
PH		 300 US"0", /* not SMTP; not relevant */
301 US"503", /* AUTH */
302 US"550", /* connect */
303 US"458", /* ETRN */
304 US"550", /* EXPN */
305 US"550", /* HELO/EHLO */
306 US"0", /* MAILAUTH; not relevant */
307 US"0", /* not SMTP; not relevant */
8f128379 308 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 309 US"0", /* QUIT; not relevant */
310 US"550", /* STARTTLS */
723c72e6 311 US"252", /* VRFY */
faa05a93 312 US"0", /* delivery; not relevant */
723c72e6 313 US"0" /* unknown; not relevant */
059ec3d9 314 };
8e669ac1 315
69358f02
PH		 316BOOL active_local_from_check = FALSE;
317BOOL active_local_sender_retain = FALSE;
3c0a92dc 318int body_8bitmime = 0;
9cbad13b 319BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
059ec3d9
PH		 320address_item *addr_duplicate = NULL;
321
322address_item address_defaults = {
323 NULL, /* next */
324 NULL, /* parent */
325 NULL, /* first */
326 NULL, /* dupof */
327 NULL, /* start_router */
328 NULL, /* router */
329 NULL, /* transport */
330 NULL, /* host_list */
331 NULL, /* host_used */
332 NULL, /* fallback_hosts */
333 NULL, /* reply */
334 NULL, /* retries */
335 NULL, /* address */
336 NULL, /* unique */
337 NULL, /* cc_local_part */
338 NULL, /* lc_local_part */
339 NULL, /* local_part */
340 NULL, /* prefix */
341 NULL, /* suffix */
342 NULL, /* domain */
343 NULL, /* address_retry_key */
344 NULL, /* domain_retry_key */
345 NULL, /* current_dir */
346 NULL, /* home_dir */
347 NULL, /* message */
348 NULL, /* user_message */
349 NULL, /* onetime_parent */
350 NULL, /* pipe_expandn */
351 NULL, /* return_filename */
352 NULL, /* self_hostname */
353 NULL, /* shadow_message */
354 #ifdef SUPPORT_TLS
355 NULL, /* cipher */
9d1c15ef
JH		 356 NULL, /* ourcert */
357 NULL, /* peercert */
059ec3d9 358 NULL, /* peerdn */
018058b2 359 OCSP_NOT_REQ, /* ocsp */
059ec3d9 360 #endif
018c60d7
JH		 361 NULL, /* authenticator */
362 NULL, /* auth_id */
363 NULL, /* auth_sndr */
6c1c3d1d
WB		 364 #ifdef EXPERIMENTAL_DSN
365 NULL, /* dsn_orcpt */
366 0, /* dsn_flags */
367 0, /* dsn_aware */
368 #endif
059ec3d9
PH		 369 (uid_t)(-1), /* uid */
370 (gid_t)(-1), /* gid */
371 0, /* flags */
372 { 0 }, /* domain_cache - any larger array should be zeroed */
373 { 0 }, /* localpart_cache - ditto */
374 -1, /* mode */
375 0, /* more_errno */
376 ERRNO_UNKNOWNERROR, /* basic_errno */
377 0, /* child_count */
378 -1, /* return_file */
379 SPECIAL_NONE, /* special_action */
380 DEFER, /* transport_return */
381 { /* fields that are propagated to children */
382 NULL, /* address_data */
383 NULL, /* domain_data */
384 NULL, /* localpart_data */
385 NULL, /* errors_address */
386 NULL, /* extra_headers */
387 NULL, /* remove_headers */
384152a6
TK		 388#ifdef EXPERIMENTAL_SRS
389 NULL, /* srs_sender */
390#endif
059ec3d9
PH		 391 }
392};
393
394uschar *address_file = NULL;
395uschar *address_pipe = NULL;
396BOOL address_test_mode = FALSE;
397tree_node *addresslist_anchor = NULL;
398int addresslist_count = 0;
399gid_t *admin_groups = NULL;
400BOOL admin_user = FALSE;
c46782ef 401BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 402BOOL allow_domain_literals = FALSE;
403BOOL allow_mx_to_ip = FALSE;
404BOOL allow_unqualified_recipient = TRUE; /* For local messages */
405BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
406BOOL allow_utf8_domains = FALSE;
2d07a215 407uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 408uschar *authenticated_id = NULL;
409uschar *authenticated_sender = NULL;
410BOOL authentication_failed = FALSE;
411auth_instance *auths = NULL;
412uschar *auth_advertise_hosts = US"*";
413auth_instance auth_defaults = {
414 NULL, /* chain pointer */
415 NULL, /* name */
416 NULL, /* info */
417 NULL, /* private options block pointer */
418 NULL, /* driver_name */
419 NULL, /* advertise_condition */
6c512171 420 NULL, /* client_condition */
059ec3d9
PH		 421 NULL, /* public_name */
422 NULL, /* set_id */
c8e2fc1e 423 NULL, /* set_client_id */
059ec3d9
PH		 424 NULL, /* server_mail_auth_condition */
425 NULL, /* server_debug_string */
16ff981e 426 NULL, /* server_condition */
059ec3d9
PH		 427 FALSE, /* client */
428 FALSE, /* server */
429 FALSE /* advertised */
430};
431
432uschar *auth_defer_msg = US"reason not recorded";
433uschar *auth_defer_user_msg = US"";
f78eb7c6 434uschar *auth_vars[AUTH_VARS];
059ec3d9 435int auto_thaw = 0;
8523533c 436#ifdef WITH_CONTENT_SCAN
9e949f00 437BOOL av_failed = FALSE;
8523533c
TK		 438uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
439#endif
059ec3d9
PH		 440
441BOOL background_daemon = TRUE;
9a799bc0
PH		 442
443#if BASE_62 == 62
059ec3d9
PH		 444uschar *base62_chars=
445 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 446#else
447uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
448#endif
449
059ec3d9
PH		 450uschar *bi_command = NULL;
451uschar *big_buffer = NULL;
452int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 453#ifdef EXPERIMENTAL_BRIGHTMAIL
454uschar *bmi_alt_location = NULL;
455uschar *bmi_base64_tracker_verdict = NULL;
456uschar *bmi_base64_verdict = NULL;
457uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
458int bmi_deliver = 1;
459int bmi_run = 0;
460uschar *bmi_verdicts = NULL;
461#endif
059ec3d9
PH		 462int body_linecount = 0;
463int body_zerocount = 0;
464uschar *bounce_message_file = NULL;
465uschar *bounce_message_text = NULL;
466uschar *bounce_recipient = NULL;
467BOOL bounce_return_body = TRUE;
468BOOL bounce_return_message = TRUE;
469int bounce_return_size_limit = 100*1024;
470uschar *bounce_sender_authentication = NULL;
471int bsmtp_transaction_linecount = 0;
472
473int callout_cache_domain_positive_expire = 7*24*60*60;
474int callout_cache_domain_negative_expire = 3*60*60;
475int callout_cache_positive_expire = 24*60*60;
476int callout_cache_negative_expire = 2*60*60;
477uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 478uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
059ec3d9
PH		 479int check_log_inodes = 0;
480int check_log_space = 0;
a0d6ba8a 481BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 482int check_spool_inodes = 0;
483int check_spool_space = 0;
6f123593
JH		 484uschar *client_authenticator = NULL;
485uschar *client_authenticated_id = NULL;
c8e2fc1e 486uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 487int clmacro_count = 0;
488uschar *clmacros[MAX_CLMACROS];
489BOOL config_changed = FALSE;
490FILE *config_file = NULL;
491uschar *config_filename = NULL;
492int config_lineno = 0;
35edf2ff
PH		 493#ifdef CONFIGURE_GROUP
494gid_t config_gid = CONFIGURE_GROUP;
495#endif
059ec3d9
PH		 496uschar *config_main_filelist = US CONFIGURE_FILE
497 "\0<-----------Space to patch configure_filename->";
498uschar *config_main_filename = NULL;
98b8312f 499uschar *config_main_directory = NULL;
059ec3d9
PH		 500
501#ifdef CONFIGURE_OWNER
502uid_t config_uid = CONFIGURE_OWNER;
503#endif
504
505int connection_max_messages= -1;
506uschar *continue_hostname = NULL;
507uschar *continue_host_address = NULL;
508BOOL continue_more = FALSE;
509int continue_sequence = 1;
510uschar *continue_transport = NULL;
511
e5a9dba6 512uschar *csa_status = NULL;
e4bdf652
JH		 513BOOL cutthrough_delivery = FALSE;
514int cutthrough_fd = -1;
e5a9dba6 515
059ec3d9
PH		 516BOOL daemon_listen = FALSE;
517uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 518int daemon_startup_retries = 9;
519int daemon_startup_sleep = 30;
6a8f9482
TK		 520
521#ifdef EXPERIMENTAL_DCC
522BOOL dcc_direct_add_header = FALSE;
523uschar *dcc_header = NULL;
524uschar *dcc_result = NULL;
525uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
526uschar *dccifd_options = US"header";
527#endif
528
3d235903 529BOOL debug_daemon = FALSE;
059ec3d9
PH		 530int debug_fd = -1;
531FILE *debug_file = NULL;
532bit_table debug_options[] = {
533 { US"acl", D_acl },
534 { US"all", D_all },
535 { US"auth", D_auth },
536 { US"deliver", D_deliver },
537 { US"dns", D_dns },
538 { US"dnsbl", D_dnsbl },
539 { US"exec", D_exec },
540 { US"expand", D_expand },
541 { US"filter", D_filter },
542 { US"hints_lookup", D_hints_lookup },
543 { US"host_lookup", D_host_lookup },
544 { US"ident", D_ident },
545 { US"interface", D_interface },
546 { US"lists", D_lists },
547 { US"load", D_load },
548 { US"local_scan", D_local_scan },
549 { US"lookup", D_lookup },
550 { US"memory", D_memory },
551 { US"pid", D_pid },
552 { US"process_info", D_process_info },
553 { US"queue_run", D_queue_run },
554 { US"receive", D_receive },
555 { US"resolver", D_resolver },
556 { US"retry", D_retry },
557 { US"rewrite", D_rewrite },
558 { US"route", D_route },
559 { US"timestamp", D_timestamp },
560 { US"tls", D_tls },
561 { US"transport", D_transport },
562 { US"uid", D_uid },
563 { US"verify", D_verify }
564};
565int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
566unsigned int debug_selector = 0;
567int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 568uschar *delay_warning_condition=
569 US"${if or {"
e85a7ad5 570 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 571 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
572 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
573 "} {no}{yes}}";
059ec3d9
PH		 574BOOL delivery_date_remove = TRUE;
575uschar *deliver_address_data = NULL;
576int deliver_datafile = -1;
577uschar *deliver_domain = NULL;
578uschar *deliver_domain_data = NULL;
579uschar *deliver_domain_orig = NULL;
580uschar *deliver_domain_parent = NULL;
581BOOL deliver_drop_privilege = FALSE;
582BOOL deliver_firsttime = FALSE;
583BOOL deliver_force = FALSE;
584BOOL deliver_freeze = FALSE;
19050083 585time_t deliver_frozen_at = 0;
059ec3d9
PH		 586uschar *deliver_home = NULL;
587uschar *deliver_host = NULL;
588uschar *deliver_host_address = NULL;
a7538db1 589int deliver_host_port = 0;
059ec3d9
PH		 590uschar *deliver_in_buffer = NULL;
591ino_t deliver_inode = 0;
592uschar *deliver_localpart = NULL;
593uschar *deliver_localpart_data = NULL;
594uschar *deliver_localpart_orig = NULL;
595uschar *deliver_localpart_parent = NULL;
596uschar *deliver_localpart_prefix = NULL;
597uschar *deliver_localpart_suffix = NULL;
598BOOL deliver_force_thaw = FALSE;
599BOOL deliver_manual_thaw = FALSE;
600uschar *deliver_out_buffer = NULL;
601int deliver_queue_load_max = -1;
602address_item *deliver_recipients = NULL;
603uschar *deliver_selectstring = NULL;
604BOOL deliver_selectstring_regex = FALSE;
605uschar *deliver_selectstring_sender = NULL;
606BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 607#ifdef WITH_OLD_DEMIME
608int demime_errorlevel = 0;
609int demime_ok = 0;
610uschar *demime_reason = NULL;
611#endif
4c590bd1 612BOOL disable_callout_flush = FALSE;
047bdd8c 613BOOL disable_delay_flush = FALSE;
54fc8428
PH		 614#ifdef ENABLE_DISABLE_FSYNC
615BOOL disable_fsync = FALSE;
616#endif
7e66e54d 617BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 618BOOL disable_logging = FALSE;
619
80a47a2c 620#ifndef DISABLE_DKIM
2df588c9 621uschar *dkim_cur_signer = NULL;
9e5d6b55 622uschar *dkim_signers = NULL;
f7572e5a
TK		 623uschar *dkim_signing_domain = NULL;
624uschar *dkim_signing_selector = NULL;
9e5d6b55 625uschar *dkim_verify_signers = US"$dkim_signers";
80a47a2c
TK		 626BOOL dkim_collect_input = FALSE;
627BOOL dkim_disable_verify = FALSE;
f7572e5a 628#endif
4840604e 629#ifdef EXPERIMENTAL_DMARC
4a8ce2d8 630BOOL dmarc_has_been_checked = FALSE;
4840604e 631uschar *dmarc_ar_header = NULL;
8c8b8274 632uschar *dmarc_domain_policy = NULL;
4840604e
TL		 633uschar *dmarc_forensic_sender = NULL;
634uschar *dmarc_history_file = NULL;
635uschar *dmarc_status = NULL;
636uschar *dmarc_status_text = NULL;
637uschar *dmarc_tld_file = NULL;
638uschar *dmarc_used_domain = NULL;
639BOOL dmarc_disable_verify = FALSE;
640BOOL dmarc_enable_forensic = FALSE;
641#endif
f7572e5a 642
059ec3d9 643uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 644int dns_csa_search_limit = 5;
645BOOL dns_csa_use_reverse = TRUE;
e682570f
TL		 646#ifdef EXPERIMENTAL_DANE
647int dns_dane_ok = -1;
648#endif
059ec3d9
PH		 649uschar *dns_ipv4_lookup = NULL;
650int dns_retrans = 0;
651int dns_retry = 0;
0fbd9bff 652int dns_dnssec_ok = -1; /* <0 = not coerced */
e97d1f08 653int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 654uschar *dnslist_domain = NULL;
93655c46 655uschar *dnslist_matched = NULL;
059ec3d9
PH		 656uschar *dnslist_text = NULL;
657uschar *dnslist_value = NULL;
658tree_node *domainlist_anchor = NULL;
659int domainlist_count = 0;
660BOOL dont_deliver = FALSE;
661BOOL dot_ends = TRUE;
662BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 663uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 664
665BOOL enable_dollar_recipients = FALSE;
666BOOL envelope_to_remove = TRUE;
667int errno_quota = ERRNO_QUOTA;
668uschar *errors_copy = NULL;
669int error_handling = ERRORS_SENDER;
670uschar *errors_reply_to = NULL;
671int errors_sender_rc = EXIT_FAILURE;
723fe533
JH		 672#ifdef EXPERIMENTAL_EVENT
673uschar *event_action = NULL; /* expansion for delivery events */
674uschar *event_data = NULL; /* auxilary data variable for event */
675int event_defer_errno = 0;
676uschar *event_name = NULL; /* event name variable */
677#endif
678
059ec3d9
PH		 679
680gid_t exim_gid = EXIM_GID;
681BOOL exim_gid_set = TRUE; /* This gid is always set */
682uschar *exim_path = US BIN_DIRECTORY "/exim"
683 "\0<---------------Space to patch exim_path->";
684uid_t exim_uid = EXIM_UID;
685BOOL exim_uid_set = TRUE; /* This uid is always set */
686int expand_forbid = 0;
687int expand_nlength[EXPAND_MAXN+1];
688int expand_nmax = -1;
689uschar *expand_nstring[EXPAND_MAXN+1];
690BOOL expand_string_forcedfail = FALSE;
691uschar *expand_string_message;
692BOOL extract_addresses_remove_arguments = TRUE;
693uschar *extra_local_interfaces = NULL;
694
29aba418 695int fake_response = OK;
0e22dfd1
PH		 696uschar *fake_response_text = US"Your message has been rejected but is "
697 "being kept for evaluation.\nIf it was a "
698 "legitimate message, it may still be "
699 "delivered to the target recipient(s).";
059ec3d9
PH		 700int filter_n[FILTER_VARIABLE_COUNT];
701BOOL filter_running = FALSE;
702int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 703int filter_test = FTEST_NONE;
704uschar *filter_test_sfile = NULL;
705uschar *filter_test_ufile = NULL;
059ec3d9
PH		 706uschar *filter_thisaddress = NULL;
707int finduser_retries = 0;
8523533c
TK		 708#ifdef WITH_OLD_DEMIME
709uschar *found_extension = NULL;
710#endif
059ec3d9
PH		 711uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
712uschar *freeze_tell = NULL;
6a3f1455 713uschar *freeze_tell_config = NULL;
059ec3d9
PH		 714uschar *fudged_queue_times = US"";
715
716uschar *gecos_name = NULL;
717uschar *gecos_pattern = NULL;
718rewrite_rule *global_rewrite_rules = NULL;
719
720uschar *headers_charset = US HEADERS_CHARSET;
721int header_insert_maxlen = 64 * 1024;
722header_line *header_last = NULL;
723header_line *header_list = NULL;
724int header_maxsize = HEADER_MAXSIZE;
725int header_line_maxsize = 0;
726
727header_name header_names[] = {
728 { US"bcc", 3, TRUE, htype_bcc },
729 { US"cc", 2, TRUE, htype_cc },
730 { US"date", 4, TRUE, htype_date },
731 { US"delivery-date", 13, FALSE, htype_delivery_date },
732 { US"envelope-to", 11, FALSE, htype_envelope_to },
733 { US"from", 4, TRUE, htype_from },
734 { US"message-id", 10, TRUE, htype_id },
735 { US"received", 8, FALSE, htype_received },
736 { US"reply-to", 8, FALSE, htype_reply_to },
737 { US"return-path", 11, FALSE, htype_return_path },
738 { US"sender", 6, TRUE, htype_sender },
739 { US"subject", 7, FALSE, htype_subject },
740 { US"to", 2, TRUE, htype_to }
741};
742
743int header_names_size = sizeof(header_names)/sizeof(header_name);
744
745BOOL header_rewritten = FALSE;
746uschar *helo_accept_junk_hosts = NULL;
747uschar *helo_allow_chars = US"";
748uschar *helo_lookup_domains = US"@ : @[]";
749uschar *helo_try_verify_hosts = NULL;
750BOOL helo_verified = FALSE;
d7b47fd0 751BOOL helo_verify_failed = FALSE;
059ec3d9 752uschar *helo_verify_hosts = NULL;
1ba28e2b 753const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH		 754uschar *hold_domains = NULL;
755BOOL host_checking = FALSE;
756BOOL host_checking_callout = FALSE;
757uschar *host_data = NULL;
758BOOL host_find_failed_syntax= FALSE;
759uschar *host_lookup = NULL;
b08b24c8 760BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 761BOOL host_lookup_failed = FALSE;
762uschar *host_lookup_order = US"bydns:byaddr";
763uschar *host_lookup_msg = US"";
764int host_number = 0;
765uschar *host_number_string = NULL;
766uschar *host_reject_connection = NULL;
767tree_node *hostlist_anchor = NULL;
768int hostlist_count = 0;
769uschar *hosts_treat_as_local = NULL;
770uschar *hosts_connection_nolog = NULL;
771
772int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
773BOOL ignore_fromline_local = FALSE;
774uschar *ignore_fromline_hosts = NULL;
9ee44efb
PP		 775BOOL inetd_wait_mode = FALSE;
776int inetd_wait_timeout = -1;
059ec3d9
PH		 777uschar *interface_address = NULL;
778int interface_port = -1;
779BOOL is_inetd = FALSE;
0ce9abe6 780uschar *iterate_item = NULL;
059ec3d9
PH		 781
782int journal_fd = -1;
783
784int keep_malformed = 4*24*60*60; /* 4 days */
785
786uschar *eldap_dn = NULL;
787int load_average = -2;
788BOOL local_error_message = FALSE;
789BOOL local_from_check = TRUE;
790uschar *local_from_prefix = NULL;
791uschar *local_from_suffix = NULL;
792
793#if HAVE_IPV6
794uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
795#else
796uschar *local_interfaces = US"0.0.0.0";
797#endif
798
799uschar *local_scan_data = NULL;
800int local_scan_timeout = 5*60;
801BOOL local_sender_retain = FALSE;
802gid_t local_user_gid = (gid_t)(-1);
803uid_t local_user_uid = (uid_t)(-1);
804
805tree_node *localpartlist_anchor= NULL;
806int localpartlist_count = 0;
807uschar *log_buffer = NULL;
808unsigned int log_extra_selector = LX_default;
809uschar *log_file_path = US LOG_FILE_PATH
810 "\0<--------------Space to patch log_file_path->";
811
812/* Those log options with L_xxx identifiers have values less than 0x800000 and
813are the ones that get put into log_write_selector. They can be used in calls to
814log_write() to test for the bit. The options with LX_xxx identifiers have
3f0945ff 815values greater than 0x80000000 and are put into log_extra_selector (without the
059ec3d9
PH		 816top bit). They are never used in calls to log_write(), but are tested
817independently. This separation became necessary when the number of log
818selectors was getting close to filling a 32-bit word. */
819
f3f065bb
PH		 820/* Note that this list must be in alphabetical order. */
821
059ec3d9 822bit_table log_options[] = {
3c0a92dc 823 { US"8bitmime", LX_8bitmime },
49826d12 824 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 825 { US"address_rewrite", L_address_rewrite },
826 { US"all", L_all },
827 { US"all_parents", L_all_parents },
828 { US"arguments", LX_arguments },
829 { US"connection_reject", L_connection_reject },
830 { US"delay_delivery", L_delay_delivery },
831 { US"deliver_time", LX_deliver_time },
832 { US"delivery_size", LX_delivery_size },
833 { US"dnslist_defer", L_dnslist_defer },
834 { US"etrn", L_etrn },
835 { US"host_lookup_failed", L_host_lookup_failed },
836 { US"ident_timeout", LX_ident_timeout },
837 { US"incoming_interface", LX_incoming_interface },
838 { US"incoming_port", LX_incoming_port },
839 { US"lost_incoming_connection", L_lost_incoming_connection },
840 { US"outgoing_port", LX_outgoing_port },
f3f065bb 841 { US"pid", LX_pid },
a3c86431
TL		 842#ifdef EXPERIMENTAL_PROXY
843 { US"proxy", LX_proxy },
844#endif
059ec3d9
PH		 845 { US"queue_run", L_queue_run },
846 { US"queue_time", LX_queue_time },
2ac0e484 847 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 848 { US"received_recipients", LX_received_recipients },
849 { US"received_sender", LX_received_sender },
850 { US"rejected_header", LX_rejected_header },
851 { US"rejected_headers", LX_rejected_header },
852 { US"retry_defer", L_retry_defer },
853 { US"return_path_on_delivery", LX_return_path_on_delivery },
854 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 855 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 856 { US"size_reject", L_size_reject },
857 { US"skip_delivery", L_skip_delivery },
858 { US"smtp_confirmation", LX_smtp_confirmation },
859 { US"smtp_connection", L_smtp_connection },
860 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
c8e2fc1e 861 { US"smtp_mailauth", LX_smtp_mailauth },
b4ed4da0 862 { US"smtp_no_mail", LX_smtp_no_mail },
059ec3d9
PH		 863 { US"smtp_protocol_error", L_smtp_protocol_error },
864 { US"smtp_syntax_error", L_smtp_syntax_error },
865 { US"subject", LX_subject },
866 { US"tls_certificate_verified", LX_tls_certificate_verified },
867 { US"tls_cipher", LX_tls_cipher },
1130bfb0 868 { US"tls_peerdn", LX_tls_peerdn },
3f0945ff 869 { US"tls_sni", LX_tls_sni },
1130bfb0 870 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 871};
872
873int log_options_count = sizeof(log_options)/sizeof(bit_table);
6ea85e9a 874int log_reject_target = 0;
059ec3d9
PH		 875uschar *log_selector_string = NULL;
876FILE *log_stderr = NULL;
877BOOL log_testing_mode = FALSE;
878BOOL log_timezone = FALSE;
6ea85e9a 879unsigned int log_write_selector= L_default;
059ec3d9 880uschar *login_sender_address = NULL;
4e0983dc 881uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 882int lookup_open_max = 25;
883uschar *lookup_value = NULL;
884
885macro_item *macros = NULL;
886uschar *mailstore_basename = NULL;
8523533c
TK		 887#ifdef WITH_CONTENT_SCAN
888uschar *malware_name = NULL; /* Virus Name */
889#endif
d677b2f2 890int max_received_linelength= 0;
059ec3d9
PH		 891int max_username_length = 0;
892int message_age = 0;
893uschar *message_body = NULL;
894uschar *message_body_end = NULL;
ddea74fa 895BOOL message_body_newlines = FALSE;
059ec3d9
PH		 896int message_body_size = 0;
897int message_body_visible = 500;
898int message_ended = END_NOTSTARTED;
899uschar *message_headers = NULL;
900uschar *message_id;
901uschar *message_id_domain = NULL;
902uschar *message_id_text = NULL;
903struct timeval message_id_tv = { 0, 0 };
904uschar message_id_option[MESSAGE_ID_LENGTH + 3];
905uschar *message_id_external;
906int message_linecount = 0;
907BOOL message_logs = TRUE;
908int message_size = 0;
909uschar *message_size_limit = US"50M";
910uschar message_subdir[2] = { 0, 0 };
911uschar *message_reference = NULL;
8523533c
TK		 912
913/* MIME ACL expandables */
914#ifdef WITH_CONTENT_SCAN
f7b63901 915int mime_anomaly_level = 0;
1ba28e2b 916const uschar *mime_anomaly_text = NULL;
8523533c
TK		 917uschar *mime_boundary = NULL;
918uschar *mime_charset = NULL;
919uschar *mime_content_description = NULL;
920uschar *mime_content_disposition = NULL;
921uschar *mime_content_id = NULL;
922unsigned int mime_content_size = 0;
923uschar *mime_content_transfer_encoding = NULL;
924uschar *mime_content_type = NULL;
925uschar *mime_decoded_filename = NULL;
926uschar *mime_filename = NULL;
927int mime_is_multipart = 0;
928int mime_is_coverletter = 0;
929int mime_is_rfc822 = 0;
930int mime_part_count = -1;
931#endif
932
059ec3d9
PH		 933BOOL mua_wrapper = FALSE;
934
935uid_t *never_users = NULL;
8523533c
TK		 936#ifdef WITH_CONTENT_SCAN
937BOOL no_mbox_unspool = FALSE;
938#endif
059ec3d9
PH		 939BOOL no_multiline_responses = FALSE;
940
941uid_t original_euid;
942gid_t originator_gid;
943uschar *originator_login = NULL;
944uschar *originator_name = NULL;
945uid_t originator_uid;
946uschar *override_local_interfaces = NULL;
947uschar *override_pid_file_path = NULL;
948
949BOOL parse_allow_group = FALSE;
950BOOL parse_found_group = FALSE;
951uschar *percent_hack_domains = NULL;
952uschar *pid_file_path = US PID_FILE_PATH
953 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 954BOOL pipelining_enable = TRUE;
059ec3d9
PH		 955uschar *pipelining_advertise_hosts = US"*";
956BOOL preserve_message_logs = FALSE;
957uschar *primary_hostname = NULL;
958BOOL print_topbitchars = FALSE;
959uschar process_info[PROCESS_INFO_SIZE];
921b12ca 960int process_info_len = 0;
059ec3d9
PH		 961uschar *process_log_path = NULL;
962BOOL prod_requires_admin = TRUE;
a3c86431
TL		 963
964#ifdef EXPERIMENTAL_PROXY
a3bddaa8
TL		 965uschar *proxy_host_address = US"";
966int proxy_host_port = 0;
a3c86431
TL		 967uschar *proxy_required_hosts = US"";
968BOOL proxy_session = FALSE;
969BOOL proxy_session_failed = FALSE;
eb57651e
TL		 970uschar *proxy_target_address = US"";
971int proxy_target_port = 0;
a3c86431
TL		 972#endif
973
fffda43a
TK		 974uschar *prvscheck_address = NULL;
975uschar *prvscheck_keynum = NULL;
976uschar *prvscheck_result = NULL;
977
059ec3d9
PH		 978
979uschar *qualify_domain_recipient = NULL;
980uschar *qualify_domain_sender = NULL;
981BOOL queue_2stage = FALSE;
982uschar *queue_domains = NULL;
983int queue_interval = -1;
984BOOL queue_list_requires_admin = TRUE;
985BOOL queue_only = FALSE;
986uschar *queue_only_file = NULL;
987int queue_only_load = -1;
8669f003 988BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 989BOOL queue_only_override = TRUE;
990BOOL queue_only_policy = FALSE;
991BOOL queue_run_first_delivery = FALSE;
992BOOL queue_run_force = FALSE;
993BOOL queue_run_in_order = FALSE;
994BOOL queue_run_local = FALSE;
995int queue_run_max = 5;
996pid_t queue_run_pid = (pid_t)0;
997int queue_run_pipe = -1;
998BOOL queue_running = FALSE;
999BOOL queue_smtp = FALSE;
1000uschar *queue_smtp_domains = NULL;
1001
1002unsigned int random_seed = 0;
fe0dab11 1003tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1004tree_node *ratelimiters_conn = NULL;
1005tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1006uschar *raw_active_hostname = NULL;
1007uschar *raw_sender = NULL;
1008uschar **raw_recipients = NULL;
1009int raw_recipients_count = 0;
1010
1011int rcpt_count = 0;
1012int rcpt_fail_count = 0;
1013int rcpt_defer_count = 0;
1014gid_t real_gid;
1015uid_t real_uid;
1016BOOL really_exim = TRUE;
1017BOOL receive_call_bombout = FALSE;
1018int receive_linecount = 0;
1019int receive_messagecount = 0;
1020int receive_timeout = 0;
1021int received_count = 0;
1022uschar *received_for = NULL;
1023
1024/* This is the default text for Received headers generated by Exim. The
1025date will be automatically added on the end. */
1026
1027uschar *received_header_text = US
1028 "Received: "
1029 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 1030 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 1031 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1032 "by $primary_hostname "
1033 "${if def:received_protocol {with $received_protocol}} "
1034 #ifdef SUPPORT_TLS
1035 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1036 #endif
1037 "(Exim $version_number)\n\t"
3e46c1aa 1038 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1039 "id $message_exim_id"
059ec3d9
PH		 1040 "${if def:received_for {\n\tfor $received_for}}"
1041 "\0<---------------Space to patch received_header_text->";
1042
1043int received_headers_max = 30;
1044uschar *received_protocol = NULL;
1045int received_time = 0;
1046uschar *recipient_data = NULL;
1047uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1048uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 1049int recipients_count = 0;
1050BOOL recipients_discarded = FALSE;
1051recipient_item *recipients_list = NULL;
1052int recipients_list_max = 0;
1053int recipients_max = 0;
1054BOOL recipients_max_reject = FALSE;
1055const pcre *regex_AUTH = NULL;
1056const pcre *regex_check_dns_names = NULL;
1057const pcre *regex_From = NULL;
f1513293 1058const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1059const pcre *regex_PIPELINING = NULL;
1060const pcre *regex_SIZE = NULL;
a5bd321b 1061const pcre *regex_smtp_code = NULL;
059ec3d9 1062const pcre *regex_ismsgid = NULL;
a7cbbf50
PP		 1063#ifdef WHITELIST_D_MACROS
1064const pcre *regex_whitelisted_macro = NULL;
1065#endif
8523533c
TK		 1066#ifdef WITH_CONTENT_SCAN
1067uschar *regex_match_string = NULL;
1068#endif
059ec3d9
PH		 1069int remote_delivery_count = 0;
1070int remote_max_parallel = 2;
1071uschar *remote_sort_domains = NULL;
1072int retry_data_expire = 7*24*60*60;
1073int retry_interval_max = 24*60*60;
1074int retry_maximum_timeout = 0; /* set from retry config */
1075retry_config *retries = NULL;
1076uschar *return_path = NULL;
1077BOOL return_path_remove = TRUE;
1078int rewrite_existflags = 0;
1079uschar *rfc1413_hosts = US"*";
8def5aaf 1080int rfc1413_query_timeout = 5;
059ec3d9 1081/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 1082uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1083uid_t root_uid = ROOT_UID;
1084
1085router_instance *routers = NULL;
1086router_instance router_defaults = {
1087 NULL, /* chain pointer */
1088 NULL, /* name */
1089 NULL, /* info */
1090 NULL, /* private options block pointer */
1091 NULL, /* driver name */
1092
1093 NULL, /* address_data */
8523533c
TK		 1094#ifdef EXPERIMENTAL_BRIGHTMAIL
1095 NULL, /* bmi_rule */
8e669ac1 1096#endif
059ec3d9
PH		 1097 NULL, /* cannot_route_message */
1098 NULL, /* condition */
1099 NULL, /* current_directory */
1100 NULL, /* debug_string */
1101 NULL, /* domains */
1102 NULL, /* errors_to */
1103 NULL, /* expand_gid */
1104 NULL, /* expand_uid */
1105 NULL, /* expand_more */
1106 NULL, /* expand_unseen */
1107 NULL, /* extra_headers */
1108 NULL, /* fallback_hosts */
1109 NULL, /* home_directory */
1110 NULL, /* ignore_target_hosts */
1111 NULL, /* local_parts */
1112 NULL, /* pass_router_name */
1113 NULL, /* prefix */
1114 NULL, /* redirect_router_name */
1115 NULL, /* remove_headers */
1116 NULL, /* require_files */
1117 NULL, /* router_home_directory */
1118 US"freeze", /* self */
1119 NULL, /* senders */
1120 NULL, /* suffix */
1121 NULL, /* translate_ip_address */
1122 NULL, /* transport_name */
1123
1124 TRUE, /* address_test */
8523533c
TK		 1125#ifdef EXPERIMENTAL_BRIGHTMAIL
1126 FALSE, /* bmi_deliver_alternate */
1127 FALSE, /* bmi_deliver_default */
1128 FALSE, /* bmi_dont_deliver */
1129#endif
059ec3d9
PH		 1130 TRUE, /* expn */
1131 FALSE, /* caseful_local_part */
1132 FALSE, /* check_local_user */
1133 FALSE, /* disable_logging */
1134 FALSE, /* fail_verify_recipient */
1135 FALSE, /* fail_verify_sender */
1136 FALSE, /* gid_set */
1137 FALSE, /* initgroups */
1138 TRUE_UNSET, /* log_as_local */
1139 TRUE, /* more */
1140 FALSE, /* pass_on_timeout */
1141 FALSE, /* prefix_optional */
1142 TRUE, /* repeat_use */
1143 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1144 FALSE, /* same_domain_copy_routing */
1145 FALSE, /* self_rewrite */
1146 FALSE, /* suffix_optional */
1147 FALSE, /* verify_only */
1148 TRUE, /* verify_recipient */
1149 TRUE, /* verify_sender */
1150 FALSE, /* uid_set */
1151 FALSE, /* unseen */
6c1c3d1d
WB		 1152#ifdef EXPERIMENTAL_DSN
1153 FALSE, /* dsn_lasthop */
1154#endif
059ec3d9
PH		 1155
1156 self_freeze, /* self_code */
1157 (uid_t)(-1), /* uid */
1158 (gid_t)(-1), /* gid */
1159
1160 NULL, /* fallback_hostlist */
1161 NULL, /* transport instance */
1162 NULL, /* pass_router */
1163 NULL /* redirect_router */
1164};
1165
181d9bf8
JH		 1166uschar *router_name = NULL;
1167
059ec3d9
PH		 1168ip_address_item *running_interfaces = NULL;
1169BOOL running_in_test_harness = FALSE;
1170
1171/* This is a weird one. The following string gets patched in the binary by the
1172script that sets up a copy of Exim for running in the test harness. It seems
1173that compilers are now clever, and share constant strings if they can.
1174Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1175make use of the end of this string in order to save space. So the patching then
8669f003 1176wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1177onto the end of the string. */
1178
1179uschar *running_status = US">>>running<<<" "\0EXTRA";
1180
1181int runrc = 0;
1182
1183uschar *search_error_message = NULL;
1184BOOL search_find_defer = FALSE;
1185uschar *self_hostname = NULL;
1186uschar *sender_address = NULL;
1187unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1188uschar *sender_address_data = NULL;
059ec3d9
PH		 1189BOOL sender_address_forced = FALSE;
1190uschar *sender_address_unrewritten = NULL;
1191uschar *sender_data = NULL;
1192unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1193uschar *sender_fullhost = NULL;
1194uschar *sender_helo_name = NULL;
1195uschar **sender_host_aliases = &no_aliases;
1196uschar *sender_host_address = NULL;
1197uschar *sender_host_authenticated = NULL;
1198unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1f4a55da 1199BOOL sender_host_dnssec = FALSE;
059ec3d9
PH		 1200uschar *sender_host_name = NULL;
1201int sender_host_port = 0;
1202BOOL sender_host_notsocket = FALSE;
1203BOOL sender_host_unknown = FALSE;
1204uschar *sender_ident = NULL;
1205BOOL sender_local = FALSE;
2fe1a124 1206BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1207uschar *sender_rate = NULL;
1208uschar *sender_rate_limit = NULL;
1209uschar *sender_rate_period = NULL;
059ec3d9
PH		 1210uschar *sender_rcvhost = NULL;
1211BOOL sender_set_untrusted = FALSE;
1212uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1213uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1214address_item *sender_verified_list = NULL;
1215address_item *sender_verified_failed = NULL;
1216int sender_verified_rc = -1;
1217BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1218uschar *sending_ip_address = NULL;
1219int sending_port = -1;
cd59ab18 1220SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9
PH		 1221uschar **sighup_argv = NULL;
1222int smtp_accept_count = 0;
1223BOOL smtp_accept_keepalive = TRUE;
1224int smtp_accept_max = 20;
1225int smtp_accept_max_nonmail= 10;
1226uschar *smtp_accept_max_nonmail_hosts = US"*";
1227int smtp_accept_max_per_connection = 1000;
1228uschar *smtp_accept_max_per_host = NULL;
1229int smtp_accept_queue = 0;
1230int smtp_accept_queue_per_connection = 10;
1231int smtp_accept_reserve = 0;
1232uschar *smtp_active_hostname = NULL;
1233BOOL smtp_authenticated = FALSE;
1f5b4c3d 1234uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1235 "Exim $version_number $tod_full"
1236 "\0<---------------Space to patch smtp_banner->";
1237BOOL smtp_batched_input = FALSE;
1238BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1239int smtp_ch_index = 0;
3ee512ff
PH		 1240uschar *smtp_cmd_argument = NULL;
1241uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1242time_t smtp_connection_start = 0;
1243uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1244int smtp_connect_backlog = 20;
1245double smtp_delay_mail = 0.0;
1246double smtp_delay_rcpt = 0.0;
1247BOOL smtp_enforce_sync = TRUE;
1248FILE *smtp_in = NULL;
1249BOOL smtp_input = FALSE;
1250int smtp_load_reserve = -1;
1251int smtp_mailcmd_count = 0;
1252FILE *smtp_out = NULL;
1253uschar *smtp_etrn_command = NULL;
1254BOOL smtp_etrn_serialize = TRUE;
1255int smtp_max_synprot_errors= 3;
1256int smtp_max_unknown_commands = 3;
8f128379 1257uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1258uschar *smtp_ratelimit_hosts = NULL;
1259uschar *smtp_ratelimit_mail = NULL;
1260uschar *smtp_ratelimit_rcpt = NULL;
1261uschar *smtp_read_error = US"";
1262int smtp_receive_timeout = 5*60;
1263uschar *smtp_reserve_hosts = NULL;
1264BOOL smtp_return_error_details = FALSE;
1265int smtp_rlm_base = 0;
1266double smtp_rlm_factor = 0.0;
1267int smtp_rlm_limit = 0;
1268int smtp_rlm_threshold = INT_MAX;
1269int smtp_rlr_base = 0;
1270double smtp_rlr_factor = 0.0;
1271int smtp_rlr_limit = 0;
1272int smtp_rlr_threshold = INT_MAX;
1273BOOL smtp_use_pipelining = FALSE;
1274BOOL smtp_use_size = FALSE;
8523533c
TK		 1275
1276#ifdef WITH_CONTENT_SCAN
1277uschar *spamd_address = US"127.0.0.1 783";
1278uschar *spam_bar = NULL;
1279uschar *spam_report = NULL;
1280uschar *spam_score = NULL;
1281uschar *spam_score_int = NULL;
1282#endif
1283#ifdef EXPERIMENTAL_SPF
65a7d8c3 1284uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1285uschar *spf_header_comment = NULL;
1286uschar *spf_received = NULL;
1287uschar *spf_result = NULL;
1288uschar *spf_smtp_comment = NULL;
1289#endif
1290
059ec3d9
PH		 1291BOOL split_spool_directory = FALSE;
1292uschar *spool_directory = US SPOOL_DIRECTORY
1293 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1294#ifdef EXPERIMENTAL_SRS
1295uschar *srs_config = NULL;
1296uschar *srs_db_address = NULL;
1297uschar *srs_db_key = NULL;
384152a6
TK		 1298int srs_hashlength = 6;
1299int srs_hashmin = -1;
1300int srs_maxage = 31;
8523533c
TK		 1301uschar *srs_orig_recipient = NULL;
1302uschar *srs_orig_sender = NULL;
1303uschar *srs_recipient = NULL;
384152a6 1304uschar *srs_secrets = NULL;
8523533c 1305uschar *srs_status = NULL;
384152a6
TK		 1306BOOL srs_usehash = TRUE;
1307BOOL srs_usetimestamp = TRUE;
8e669ac1 1308#endif
38a0a95f 1309BOOL strict_acl_vars = FALSE;
059ec3d9 1310int string_datestamp_offset= -1;
f1e5fef5
PP		 1311int string_datestamp_length= 0;
1312int string_datestamp_type = -1;
059ec3d9
PH		 1313BOOL strip_excess_angle_brackets = FALSE;
1314BOOL strip_trailing_dot = FALSE;
1315uschar *submission_domain = NULL;
1316BOOL submission_mode = FALSE;
2fe1a124 1317uschar *submission_name = NULL;
8800895a 1318BOOL suppress_local_fixups = FALSE;
f4ee74ac 1319BOOL suppress_local_fixups_default = FALSE;
059ec3d9
PH		 1320BOOL synchronous_delivery = FALSE;
1321BOOL syslog_duplication = TRUE;
1322int syslog_facility = LOG_MAIL;
1323uschar *syslog_processname = US"exim";
1324BOOL syslog_timestamp = TRUE;
1325uschar *system_filter = NULL;
1326
1327uschar *system_filter_directory_transport = NULL;
1328uschar *system_filter_file_transport = NULL;
1329uschar *system_filter_pipe_transport = NULL;
1330uschar *system_filter_reply_transport = NULL;
1331
1332gid_t system_filter_gid = 0;
1333BOOL system_filter_gid_set = FALSE;
79d4bc3d 1334uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1335BOOL system_filter_uid_set = FALSE;
1336BOOL system_filtering = FALSE;
1337
1338BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1339#ifdef USE_TCP_WRAPPERS
1340uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1341#endif
8669f003 1342int test_harness_load_avg = 0;
059ec3d9
PH		 1343int thismessage_size_limit = 0;
1344int timeout_frozen_after = 0;
1345BOOL timestamps_utc = FALSE;
1346
1347transport_instance *transports = NULL;
1348
1349transport_instance transport_defaults = {
1350 NULL, /* chain pointer */
1351 NULL, /* name */
1352 NULL, /* info */
1353 NULL, /* private options block pointer */
1354 NULL, /* driver name */
1355 NULL, /* setup entry point */
1356 1, /* batch_max */
1357 NULL, /* batch_id */
1358 NULL, /* home_dir */
1359 NULL, /* current_dir */
506900af 1360 NULL, /* expand-multi-domain */
059ec3d9
PH		 1361 TRUE, /* multi-domain */
1362 FALSE, /* overrides_hosts */
1363 100, /* max_addresses */
1364 500, /* connection_max_messages */
1365 FALSE, /* deliver_as_creator */
1366 FALSE, /* disable_logging */
1367 FALSE, /* initgroups */
1368 FALSE, /* uid_set */
1369 FALSE, /* gid_set */
1370 (uid_t)(-1), /* uid */
1371 (gid_t)(-1), /* gid */
1372 NULL, /* expand_uid */
1373 NULL, /* expand_gid */
1374 NULL, /* warn_message */
1375 NULL, /* shadow */
1376 NULL, /* shadow_condition */
1377 NULL, /* filter_command */
1378 NULL, /* add_headers */
1379 NULL, /* remove_headers */
1380 NULL, /* return_path */
1381 NULL, /* debug_string */
1382 NULL, /* message_size_limit */
1383 NULL, /* headers_rewrite */
1384 NULL, /* rewrite_rules */
1385 0, /* rewrite_existflags */
1386 300, /* filter_timeout */
1387 FALSE, /* body_only */
1388 FALSE, /* delivery_date_add */
1389 FALSE, /* envelope_to_add */
1390 FALSE, /* headers_only */
1391 FALSE, /* rcpt_include_affixes */
1392 FALSE, /* return_path_add */
1393 FALSE, /* return_output */
1394 FALSE, /* return_fail_output */
1395 FALSE, /* log_output */
1396 FALSE, /* log_fail_output */
1397 FALSE, /* log_defer_output */
1398 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1399 1 nor 0 so can detect unset */
774ef2d7
JH		 1400#ifdef EXPERIMENTAL_EVENT
1401 ,NULL /* event_action */
533aaf91 1402#endif
059ec3d9
PH		 1403};
1404
1405int transport_count;
181d9bf8 1406uschar *transport_name = NULL;
332f5cf3 1407int transport_newlines;
059ec3d9
PH		 1408uschar **transport_filter_argv = NULL;
1409int transport_filter_timeout;
2e2a30b4 1410BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1411int transport_write_timeout= 0;
1412
1413tree_node *tree_dns_fails = NULL;
1414tree_node *tree_duplicates = NULL;
1415tree_node *tree_nonrecipients = NULL;
1416tree_node *tree_unusable = NULL;
1417
1418BOOL trusted_caller = FALSE;
e2f5dc15 1419BOOL trusted_config = TRUE;
059ec3d9
PH		 1420gid_t *trusted_groups = NULL;
1421uid_t *trusted_users = NULL;
1422uschar *timezone_string = US TIMEZONE_DEFAULT;
1423
1424uschar *unknown_login = NULL;
1425uschar *unknown_username = NULL;
1426uschar *untrusted_set_sender = NULL;
1427
1428/* A regex for matching a "From_" line in an incoming message, in the form
1429
1430 From ph10 Fri Jan 5 12:35 GMT 1996
1431
1432which the "mail" commands send to the MTA (undocumented, of course), or in
1433the form
1434
1435 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1436
1437which is apparently used by some UUCPs, despite it not being in RFC 976.
1438Because of variations in time formats, just match up to the minutes. That
1439should be sufficient. Examples have been seen of time fields like 12:1:03,
1440so just require one digit for hours and minutes. The weekday is also absent
1441in some forms. */
1442
1443uschar *uucp_from_pattern = US
1444 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1445 "(?:" /* Non-extracting bracket */
1446 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1447 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1448 ")" /* End alternation */
1449 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1450
1451uschar *uucp_from_sender = US"$1";
1452
aec45841 1453uschar *verify_mode = NULL;
f45100a3 1454uschar *version_copyright =
a11efec0
PP		 1455 US"Copyright (c) University of Cambridge, 1995 - 2014\n"
1456 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2014";
059ec3d9
PH		 1457uschar *version_date = US"?";
1458uschar *version_cnumber = US"????";
1459uschar *version_string = US"?";
1460
aec45841 1461uschar *warn_message_file = NULL;
059ec3d9 1462int warning_count = 0;
aec45841
JH		 1463uschar *warnmsg_delay = NULL;
1464uschar *warnmsg_recipients = NULL;
1465BOOL write_rejectlog = TRUE;
1466
059ec3d9
PH		 1467
1468/* End of globals.c */
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