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Merge branch 'master' into dane
[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;
169uschar *tls_verify_certificates= NULL;
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
fd98a5c6
JH		 237uschar *acl_smtp_data_prdr = NULL;
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;
499
500#ifdef CONFIGURE_OWNER
501uid_t config_uid = CONFIGURE_OWNER;
502#endif
503
504int connection_max_messages= -1;
505uschar *continue_hostname = NULL;
506uschar *continue_host_address = NULL;
507BOOL continue_more = FALSE;
508int continue_sequence = 1;
509uschar *continue_transport = NULL;
510
e5a9dba6 511uschar *csa_status = NULL;
e4bdf652
JH		 512BOOL cutthrough_delivery = FALSE;
513int cutthrough_fd = -1;
e5a9dba6 514
059ec3d9
PH		 515BOOL daemon_listen = FALSE;
516uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 517int daemon_startup_retries = 9;
518int daemon_startup_sleep = 30;
6a8f9482
TK		 519
520#ifdef EXPERIMENTAL_DCC
521BOOL dcc_direct_add_header = FALSE;
522uschar *dcc_header = NULL;
523uschar *dcc_result = NULL;
524uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
525uschar *dccifd_options = US"header";
526#endif
527
3d235903 528BOOL debug_daemon = FALSE;
059ec3d9
PH		 529int debug_fd = -1;
530FILE *debug_file = NULL;
531bit_table debug_options[] = {
532 { US"acl", D_acl },
533 { US"all", D_all },
534 { US"auth", D_auth },
535 { US"deliver", D_deliver },
536 { US"dns", D_dns },
537 { US"dnsbl", D_dnsbl },
538 { US"exec", D_exec },
539 { US"expand", D_expand },
540 { US"filter", D_filter },
541 { US"hints_lookup", D_hints_lookup },
542 { US"host_lookup", D_host_lookup },
543 { US"ident", D_ident },
544 { US"interface", D_interface },
545 { US"lists", D_lists },
546 { US"load", D_load },
547 { US"local_scan", D_local_scan },
548 { US"lookup", D_lookup },
549 { US"memory", D_memory },
550 { US"pid", D_pid },
551 { US"process_info", D_process_info },
552 { US"queue_run", D_queue_run },
553 { US"receive", D_receive },
554 { US"resolver", D_resolver },
555 { US"retry", D_retry },
556 { US"rewrite", D_rewrite },
557 { US"route", D_route },
558 { US"timestamp", D_timestamp },
559 { US"tls", D_tls },
560 { US"transport", D_transport },
561 { US"uid", D_uid },
562 { US"verify", D_verify }
563};
564int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
565unsigned int debug_selector = 0;
566int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 567uschar *delay_warning_condition=
568 US"${if or {"
e85a7ad5 569 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 570 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
571 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
572 "} {no}{yes}}";
059ec3d9
PH		 573BOOL delivery_date_remove = TRUE;
574uschar *deliver_address_data = NULL;
575int deliver_datafile = -1;
576uschar *deliver_domain = NULL;
577uschar *deliver_domain_data = NULL;
578uschar *deliver_domain_orig = NULL;
579uschar *deliver_domain_parent = NULL;
580BOOL deliver_drop_privilege = FALSE;
581BOOL deliver_firsttime = FALSE;
582BOOL deliver_force = FALSE;
583BOOL deliver_freeze = FALSE;
19050083 584time_t deliver_frozen_at = 0;
059ec3d9
PH		 585uschar *deliver_home = NULL;
586uschar *deliver_host = NULL;
587uschar *deliver_host_address = NULL;
a7538db1 588int deliver_host_port = 0;
059ec3d9
PH		 589uschar *deliver_in_buffer = NULL;
590ino_t deliver_inode = 0;
591uschar *deliver_localpart = NULL;
592uschar *deliver_localpart_data = NULL;
593uschar *deliver_localpart_orig = NULL;
594uschar *deliver_localpart_parent = NULL;
595uschar *deliver_localpart_prefix = NULL;
596uschar *deliver_localpart_suffix = NULL;
597BOOL deliver_force_thaw = FALSE;
598BOOL deliver_manual_thaw = FALSE;
599uschar *deliver_out_buffer = NULL;
600int deliver_queue_load_max = -1;
601address_item *deliver_recipients = NULL;
602uschar *deliver_selectstring = NULL;
603BOOL deliver_selectstring_regex = FALSE;
604uschar *deliver_selectstring_sender = NULL;
605BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 606#ifdef WITH_OLD_DEMIME
607int demime_errorlevel = 0;
608int demime_ok = 0;
609uschar *demime_reason = NULL;
610#endif
4c590bd1 611BOOL disable_callout_flush = FALSE;
047bdd8c 612BOOL disable_delay_flush = FALSE;
54fc8428
PH		 613#ifdef ENABLE_DISABLE_FSYNC
614BOOL disable_fsync = FALSE;
615#endif
7e66e54d 616BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 617BOOL disable_logging = FALSE;
618
80a47a2c 619#ifndef DISABLE_DKIM
2df588c9 620uschar *dkim_cur_signer = NULL;
9e5d6b55 621uschar *dkim_signers = NULL;
f7572e5a
TK		 622uschar *dkim_signing_domain = NULL;
623uschar *dkim_signing_selector = NULL;
9e5d6b55 624uschar *dkim_verify_signers = US"$dkim_signers";
80a47a2c
TK		 625BOOL dkim_collect_input = FALSE;
626BOOL dkim_disable_verify = FALSE;
f7572e5a 627#endif
4840604e 628#ifdef EXPERIMENTAL_DMARC
4a8ce2d8 629BOOL dmarc_has_been_checked = FALSE;
4840604e 630uschar *dmarc_ar_header = NULL;
8c8b8274 631uschar *dmarc_domain_policy = NULL;
4840604e
TL		 632uschar *dmarc_forensic_sender = NULL;
633uschar *dmarc_history_file = NULL;
634uschar *dmarc_status = NULL;
635uschar *dmarc_status_text = NULL;
636uschar *dmarc_tld_file = NULL;
637uschar *dmarc_used_domain = NULL;
638BOOL dmarc_disable_verify = FALSE;
639BOOL dmarc_enable_forensic = FALSE;
640#endif
f7572e5a 641
059ec3d9 642uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 643int dns_csa_search_limit = 5;
644BOOL dns_csa_use_reverse = TRUE;
e682570f
TL		 645#ifdef EXPERIMENTAL_DANE
646int dns_dane_ok = -1;
647#endif
059ec3d9
PH		 648uschar *dns_ipv4_lookup = NULL;
649int dns_retrans = 0;
650int dns_retry = 0;
0fbd9bff 651int dns_dnssec_ok = -1; /* <0 = not coerced */
e97d1f08 652int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 653uschar *dnslist_domain = NULL;
93655c46 654uschar *dnslist_matched = NULL;
059ec3d9
PH		 655uschar *dnslist_text = NULL;
656uschar *dnslist_value = NULL;
657tree_node *domainlist_anchor = NULL;
658int domainlist_count = 0;
659BOOL dont_deliver = FALSE;
660BOOL dot_ends = TRUE;
661BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 662uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 663
664BOOL enable_dollar_recipients = FALSE;
665BOOL envelope_to_remove = TRUE;
666int errno_quota = ERRNO_QUOTA;
667uschar *errors_copy = NULL;
668int error_handling = ERRORS_SENDER;
669uschar *errors_reply_to = NULL;
670int errors_sender_rc = EXIT_FAILURE;
671
672gid_t exim_gid = EXIM_GID;
673BOOL exim_gid_set = TRUE; /* This gid is always set */
674uschar *exim_path = US BIN_DIRECTORY "/exim"
675 "\0<---------------Space to patch exim_path->";
676uid_t exim_uid = EXIM_UID;
677BOOL exim_uid_set = TRUE; /* This uid is always set */
678int expand_forbid = 0;
679int expand_nlength[EXPAND_MAXN+1];
680int expand_nmax = -1;
681uschar *expand_nstring[EXPAND_MAXN+1];
682BOOL expand_string_forcedfail = FALSE;
683uschar *expand_string_message;
684BOOL extract_addresses_remove_arguments = TRUE;
685uschar *extra_local_interfaces = NULL;
686
29aba418 687int fake_response = OK;
0e22dfd1
PH		 688uschar *fake_response_text = US"Your message has been rejected but is "
689 "being kept for evaluation.\nIf it was a "
690 "legitimate message, it may still be "
691 "delivered to the target recipient(s).";
059ec3d9
PH		 692int filter_n[FILTER_VARIABLE_COUNT];
693BOOL filter_running = FALSE;
694int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 695int filter_test = FTEST_NONE;
696uschar *filter_test_sfile = NULL;
697uschar *filter_test_ufile = NULL;
059ec3d9
PH		 698uschar *filter_thisaddress = NULL;
699int finduser_retries = 0;
8523533c
TK		 700#ifdef WITH_OLD_DEMIME
701uschar *found_extension = NULL;
702#endif
059ec3d9
PH		 703uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
704uschar *freeze_tell = NULL;
6a3f1455 705uschar *freeze_tell_config = NULL;
059ec3d9
PH		 706uschar *fudged_queue_times = US"";
707
708uschar *gecos_name = NULL;
709uschar *gecos_pattern = NULL;
710rewrite_rule *global_rewrite_rules = NULL;
711
712uschar *headers_charset = US HEADERS_CHARSET;
713int header_insert_maxlen = 64 * 1024;
714header_line *header_last = NULL;
715header_line *header_list = NULL;
716int header_maxsize = HEADER_MAXSIZE;
717int header_line_maxsize = 0;
718
719header_name header_names[] = {
720 { US"bcc", 3, TRUE, htype_bcc },
721 { US"cc", 2, TRUE, htype_cc },
722 { US"date", 4, TRUE, htype_date },
723 { US"delivery-date", 13, FALSE, htype_delivery_date },
724 { US"envelope-to", 11, FALSE, htype_envelope_to },
725 { US"from", 4, TRUE, htype_from },
726 { US"message-id", 10, TRUE, htype_id },
727 { US"received", 8, FALSE, htype_received },
728 { US"reply-to", 8, FALSE, htype_reply_to },
729 { US"return-path", 11, FALSE, htype_return_path },
730 { US"sender", 6, TRUE, htype_sender },
731 { US"subject", 7, FALSE, htype_subject },
732 { US"to", 2, TRUE, htype_to }
733};
734
735int header_names_size = sizeof(header_names)/sizeof(header_name);
736
737BOOL header_rewritten = FALSE;
738uschar *helo_accept_junk_hosts = NULL;
739uschar *helo_allow_chars = US"";
740uschar *helo_lookup_domains = US"@ : @[]";
741uschar *helo_try_verify_hosts = NULL;
742BOOL helo_verified = FALSE;
d7b47fd0 743BOOL helo_verify_failed = FALSE;
059ec3d9 744uschar *helo_verify_hosts = NULL;
1ba28e2b 745const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH		 746uschar *hold_domains = NULL;
747BOOL host_checking = FALSE;
748BOOL host_checking_callout = FALSE;
749uschar *host_data = NULL;
750BOOL host_find_failed_syntax= FALSE;
751uschar *host_lookup = NULL;
b08b24c8 752BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 753BOOL host_lookup_failed = FALSE;
754uschar *host_lookup_order = US"bydns:byaddr";
755uschar *host_lookup_msg = US"";
756int host_number = 0;
757uschar *host_number_string = NULL;
758uschar *host_reject_connection = NULL;
759tree_node *hostlist_anchor = NULL;
760int hostlist_count = 0;
761uschar *hosts_treat_as_local = NULL;
762uschar *hosts_connection_nolog = NULL;
763
764int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
765BOOL ignore_fromline_local = FALSE;
766uschar *ignore_fromline_hosts = NULL;
9ee44efb
PP		 767BOOL inetd_wait_mode = FALSE;
768int inetd_wait_timeout = -1;
059ec3d9
PH		 769uschar *interface_address = NULL;
770int interface_port = -1;
771BOOL is_inetd = FALSE;
0ce9abe6 772uschar *iterate_item = NULL;
059ec3d9
PH		 773
774int journal_fd = -1;
775
776int keep_malformed = 4*24*60*60; /* 4 days */
777
778uschar *eldap_dn = NULL;
779int load_average = -2;
780BOOL local_error_message = FALSE;
781BOOL local_from_check = TRUE;
782uschar *local_from_prefix = NULL;
783uschar *local_from_suffix = NULL;
784
785#if HAVE_IPV6
786uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
787#else
788uschar *local_interfaces = US"0.0.0.0";
789#endif
790
791uschar *local_scan_data = NULL;
792int local_scan_timeout = 5*60;
793BOOL local_sender_retain = FALSE;
794gid_t local_user_gid = (gid_t)(-1);
795uid_t local_user_uid = (uid_t)(-1);
796
797tree_node *localpartlist_anchor= NULL;
798int localpartlist_count = 0;
799uschar *log_buffer = NULL;
800unsigned int log_extra_selector = LX_default;
801uschar *log_file_path = US LOG_FILE_PATH
802 "\0<--------------Space to patch log_file_path->";
803
804/* Those log options with L_xxx identifiers have values less than 0x800000 and
805are the ones that get put into log_write_selector. They can be used in calls to
806log_write() to test for the bit. The options with LX_xxx identifiers have
3f0945ff 807values greater than 0x80000000 and are put into log_extra_selector (without the
059ec3d9
PH		 808top bit). They are never used in calls to log_write(), but are tested
809independently. This separation became necessary when the number of log
810selectors was getting close to filling a 32-bit word. */
811
f3f065bb
PH		 812/* Note that this list must be in alphabetical order. */
813
059ec3d9 814bit_table log_options[] = {
3c0a92dc 815 { US"8bitmime", LX_8bitmime },
49826d12 816 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 817 { US"address_rewrite", L_address_rewrite },
818 { US"all", L_all },
819 { US"all_parents", L_all_parents },
820 { US"arguments", LX_arguments },
821 { US"connection_reject", L_connection_reject },
822 { US"delay_delivery", L_delay_delivery },
823 { US"deliver_time", LX_deliver_time },
824 { US"delivery_size", LX_delivery_size },
825 { US"dnslist_defer", L_dnslist_defer },
826 { US"etrn", L_etrn },
827 { US"host_lookup_failed", L_host_lookup_failed },
828 { US"ident_timeout", LX_ident_timeout },
829 { US"incoming_interface", LX_incoming_interface },
830 { US"incoming_port", LX_incoming_port },
831 { US"lost_incoming_connection", L_lost_incoming_connection },
832 { US"outgoing_port", LX_outgoing_port },
f3f065bb 833 { US"pid", LX_pid },
a3c86431
TL		 834#ifdef EXPERIMENTAL_PROXY
835 { US"proxy", LX_proxy },
836#endif
059ec3d9
PH		 837 { US"queue_run", L_queue_run },
838 { US"queue_time", LX_queue_time },
2ac0e484 839 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 840 { US"received_recipients", LX_received_recipients },
841 { US"received_sender", LX_received_sender },
842 { US"rejected_header", LX_rejected_header },
843 { US"rejected_headers", LX_rejected_header },
844 { US"retry_defer", L_retry_defer },
845 { US"return_path_on_delivery", LX_return_path_on_delivery },
846 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 847 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 848 { US"size_reject", L_size_reject },
849 { US"skip_delivery", L_skip_delivery },
850 { US"smtp_confirmation", LX_smtp_confirmation },
851 { US"smtp_connection", L_smtp_connection },
852 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
c8e2fc1e 853 { US"smtp_mailauth", LX_smtp_mailauth },
b4ed4da0 854 { US"smtp_no_mail", LX_smtp_no_mail },
059ec3d9
PH		 855 { US"smtp_protocol_error", L_smtp_protocol_error },
856 { US"smtp_syntax_error", L_smtp_syntax_error },
857 { US"subject", LX_subject },
858 { US"tls_certificate_verified", LX_tls_certificate_verified },
859 { US"tls_cipher", LX_tls_cipher },
1130bfb0 860 { US"tls_peerdn", LX_tls_peerdn },
3f0945ff 861 { US"tls_sni", LX_tls_sni },
1130bfb0 862 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 863};
864
865int log_options_count = sizeof(log_options)/sizeof(bit_table);
6ea85e9a 866int log_reject_target = 0;
059ec3d9
PH		 867uschar *log_selector_string = NULL;
868FILE *log_stderr = NULL;
869BOOL log_testing_mode = FALSE;
870BOOL log_timezone = FALSE;
6ea85e9a 871unsigned int log_write_selector= L_default;
059ec3d9 872uschar *login_sender_address = NULL;
4e0983dc 873uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 874int lookup_open_max = 25;
875uschar *lookup_value = NULL;
876
877macro_item *macros = NULL;
878uschar *mailstore_basename = NULL;
8523533c
TK		 879#ifdef WITH_CONTENT_SCAN
880uschar *malware_name = NULL; /* Virus Name */
881#endif
d677b2f2 882int max_received_linelength= 0;
059ec3d9
PH		 883int max_username_length = 0;
884int message_age = 0;
885uschar *message_body = NULL;
886uschar *message_body_end = NULL;
ddea74fa 887BOOL message_body_newlines = FALSE;
059ec3d9
PH		 888int message_body_size = 0;
889int message_body_visible = 500;
890int message_ended = END_NOTSTARTED;
891uschar *message_headers = NULL;
892uschar *message_id;
893uschar *message_id_domain = NULL;
894uschar *message_id_text = NULL;
895struct timeval message_id_tv = { 0, 0 };
896uschar message_id_option[MESSAGE_ID_LENGTH + 3];
897uschar *message_id_external;
898int message_linecount = 0;
899BOOL message_logs = TRUE;
900int message_size = 0;
901uschar *message_size_limit = US"50M";
902uschar message_subdir[2] = { 0, 0 };
903uschar *message_reference = NULL;
8523533c
TK		 904
905/* MIME ACL expandables */
906#ifdef WITH_CONTENT_SCAN
f7b63901 907int mime_anomaly_level = 0;
1ba28e2b 908const uschar *mime_anomaly_text = NULL;
8523533c
TK		 909uschar *mime_boundary = NULL;
910uschar *mime_charset = NULL;
911uschar *mime_content_description = NULL;
912uschar *mime_content_disposition = NULL;
913uschar *mime_content_id = NULL;
914unsigned int mime_content_size = 0;
915uschar *mime_content_transfer_encoding = NULL;
916uschar *mime_content_type = NULL;
917uschar *mime_decoded_filename = NULL;
918uschar *mime_filename = NULL;
919int mime_is_multipart = 0;
920int mime_is_coverletter = 0;
921int mime_is_rfc822 = 0;
922int mime_part_count = -1;
923#endif
924
059ec3d9
PH		 925BOOL mua_wrapper = FALSE;
926
927uid_t *never_users = NULL;
8523533c
TK		 928#ifdef WITH_CONTENT_SCAN
929BOOL no_mbox_unspool = FALSE;
930#endif
059ec3d9
PH		 931BOOL no_multiline_responses = FALSE;
932
933uid_t original_euid;
934gid_t originator_gid;
935uschar *originator_login = NULL;
936uschar *originator_name = NULL;
937uid_t originator_uid;
938uschar *override_local_interfaces = NULL;
939uschar *override_pid_file_path = NULL;
940
941BOOL parse_allow_group = FALSE;
942BOOL parse_found_group = FALSE;
943uschar *percent_hack_domains = NULL;
944uschar *pid_file_path = US PID_FILE_PATH
945 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 946BOOL pipelining_enable = TRUE;
059ec3d9
PH		 947uschar *pipelining_advertise_hosts = US"*";
948BOOL preserve_message_logs = FALSE;
949uschar *primary_hostname = NULL;
950BOOL print_topbitchars = FALSE;
951uschar process_info[PROCESS_INFO_SIZE];
921b12ca 952int process_info_len = 0;
059ec3d9
PH		 953uschar *process_log_path = NULL;
954BOOL prod_requires_admin = TRUE;
a3c86431
TL		 955
956#ifdef EXPERIMENTAL_PROXY
a3bddaa8
TL		 957uschar *proxy_host_address = US"";
958int proxy_host_port = 0;
a3c86431
TL		 959uschar *proxy_required_hosts = US"";
960BOOL proxy_session = FALSE;
961BOOL proxy_session_failed = FALSE;
eb57651e
TL		 962uschar *proxy_target_address = US"";
963int proxy_target_port = 0;
a3c86431
TL		 964#endif
965
fffda43a
TK		 966uschar *prvscheck_address = NULL;
967uschar *prvscheck_keynum = NULL;
968uschar *prvscheck_result = NULL;
969
059ec3d9
PH		 970
971uschar *qualify_domain_recipient = NULL;
972uschar *qualify_domain_sender = NULL;
973BOOL queue_2stage = FALSE;
974uschar *queue_domains = NULL;
975int queue_interval = -1;
976BOOL queue_list_requires_admin = TRUE;
977BOOL queue_only = FALSE;
978uschar *queue_only_file = NULL;
979int queue_only_load = -1;
8669f003 980BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 981BOOL queue_only_override = TRUE;
982BOOL queue_only_policy = FALSE;
983BOOL queue_run_first_delivery = FALSE;
984BOOL queue_run_force = FALSE;
985BOOL queue_run_in_order = FALSE;
986BOOL queue_run_local = FALSE;
987int queue_run_max = 5;
988pid_t queue_run_pid = (pid_t)0;
989int queue_run_pipe = -1;
990BOOL queue_running = FALSE;
991BOOL queue_smtp = FALSE;
992uschar *queue_smtp_domains = NULL;
993
994unsigned int random_seed = 0;
fe0dab11 995tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 996tree_node *ratelimiters_conn = NULL;
997tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 998uschar *raw_active_hostname = NULL;
999uschar *raw_sender = NULL;
1000uschar **raw_recipients = NULL;
1001int raw_recipients_count = 0;
1002
1003int rcpt_count = 0;
1004int rcpt_fail_count = 0;
1005int rcpt_defer_count = 0;
1006gid_t real_gid;
1007uid_t real_uid;
1008BOOL really_exim = TRUE;
1009BOOL receive_call_bombout = FALSE;
1010int receive_linecount = 0;
1011int receive_messagecount = 0;
1012int receive_timeout = 0;
1013int received_count = 0;
1014uschar *received_for = NULL;
1015
1016/* This is the default text for Received headers generated by Exim. The
1017date will be automatically added on the end. */
1018
1019uschar *received_header_text = US
1020 "Received: "
1021 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 1022 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 1023 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1024 "by $primary_hostname "
1025 "${if def:received_protocol {with $received_protocol}} "
1026 #ifdef SUPPORT_TLS
1027 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1028 #endif
1029 "(Exim $version_number)\n\t"
3e46c1aa 1030 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1031 "id $message_exim_id"
059ec3d9
PH		 1032 "${if def:received_for {\n\tfor $received_for}}"
1033 "\0<---------------Space to patch received_header_text->";
1034
1035int received_headers_max = 30;
1036uschar *received_protocol = NULL;
1037int received_time = 0;
1038uschar *recipient_data = NULL;
1039uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1040uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 1041int recipients_count = 0;
1042BOOL recipients_discarded = FALSE;
1043recipient_item *recipients_list = NULL;
1044int recipients_list_max = 0;
1045int recipients_max = 0;
1046BOOL recipients_max_reject = FALSE;
1047const pcre *regex_AUTH = NULL;
1048const pcre *regex_check_dns_names = NULL;
1049const pcre *regex_From = NULL;
f1513293 1050const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1051const pcre *regex_PIPELINING = NULL;
1052const pcre *regex_SIZE = NULL;
a5bd321b 1053const pcre *regex_smtp_code = NULL;
059ec3d9 1054const pcre *regex_ismsgid = NULL;
a7cbbf50
PP		 1055#ifdef WHITELIST_D_MACROS
1056const pcre *regex_whitelisted_macro = NULL;
1057#endif
8523533c
TK		 1058#ifdef WITH_CONTENT_SCAN
1059uschar *regex_match_string = NULL;
1060#endif
059ec3d9
PH		 1061int remote_delivery_count = 0;
1062int remote_max_parallel = 2;
1063uschar *remote_sort_domains = NULL;
1064int retry_data_expire = 7*24*60*60;
1065int retry_interval_max = 24*60*60;
1066int retry_maximum_timeout = 0; /* set from retry config */
1067retry_config *retries = NULL;
1068uschar *return_path = NULL;
1069BOOL return_path_remove = TRUE;
1070int rewrite_existflags = 0;
1071uschar *rfc1413_hosts = US"*";
8def5aaf 1072int rfc1413_query_timeout = 5;
059ec3d9 1073/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 1074uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1075uid_t root_uid = ROOT_UID;
1076
1077router_instance *routers = NULL;
1078router_instance router_defaults = {
1079 NULL, /* chain pointer */
1080 NULL, /* name */
1081 NULL, /* info */
1082 NULL, /* private options block pointer */
1083 NULL, /* driver name */
1084
1085 NULL, /* address_data */
8523533c
TK		 1086#ifdef EXPERIMENTAL_BRIGHTMAIL
1087 NULL, /* bmi_rule */
8e669ac1 1088#endif
059ec3d9
PH		 1089 NULL, /* cannot_route_message */
1090 NULL, /* condition */
1091 NULL, /* current_directory */
1092 NULL, /* debug_string */
1093 NULL, /* domains */
1094 NULL, /* errors_to */
1095 NULL, /* expand_gid */
1096 NULL, /* expand_uid */
1097 NULL, /* expand_more */
1098 NULL, /* expand_unseen */
1099 NULL, /* extra_headers */
1100 NULL, /* fallback_hosts */
1101 NULL, /* home_directory */
1102 NULL, /* ignore_target_hosts */
1103 NULL, /* local_parts */
1104 NULL, /* pass_router_name */
1105 NULL, /* prefix */
1106 NULL, /* redirect_router_name */
1107 NULL, /* remove_headers */
1108 NULL, /* require_files */
1109 NULL, /* router_home_directory */
1110 US"freeze", /* self */
1111 NULL, /* senders */
1112 NULL, /* suffix */
1113 NULL, /* translate_ip_address */
1114 NULL, /* transport_name */
1115
1116 TRUE, /* address_test */
8523533c
TK		 1117#ifdef EXPERIMENTAL_BRIGHTMAIL
1118 FALSE, /* bmi_deliver_alternate */
1119 FALSE, /* bmi_deliver_default */
1120 FALSE, /* bmi_dont_deliver */
1121#endif
059ec3d9
PH		 1122 TRUE, /* expn */
1123 FALSE, /* caseful_local_part */
1124 FALSE, /* check_local_user */
1125 FALSE, /* disable_logging */
1126 FALSE, /* fail_verify_recipient */
1127 FALSE, /* fail_verify_sender */
1128 FALSE, /* gid_set */
1129 FALSE, /* initgroups */
1130 TRUE_UNSET, /* log_as_local */
1131 TRUE, /* more */
1132 FALSE, /* pass_on_timeout */
1133 FALSE, /* prefix_optional */
1134 TRUE, /* repeat_use */
1135 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1136 FALSE, /* same_domain_copy_routing */
1137 FALSE, /* self_rewrite */
1138 FALSE, /* suffix_optional */
1139 FALSE, /* verify_only */
1140 TRUE, /* verify_recipient */
1141 TRUE, /* verify_sender */
1142 FALSE, /* uid_set */
1143 FALSE, /* unseen */
6c1c3d1d
WB		 1144#ifdef EXPERIMENTAL_DSN
1145 FALSE, /* dsn_lasthop */
1146#endif
059ec3d9
PH		 1147
1148 self_freeze, /* self_code */
1149 (uid_t)(-1), /* uid */
1150 (gid_t)(-1), /* gid */
1151
1152 NULL, /* fallback_hostlist */
1153 NULL, /* transport instance */
1154 NULL, /* pass_router */
1155 NULL /* redirect_router */
1156};
1157
181d9bf8
JH		 1158uschar *router_name = NULL;
1159
059ec3d9
PH		 1160ip_address_item *running_interfaces = NULL;
1161BOOL running_in_test_harness = FALSE;
1162
1163/* This is a weird one. The following string gets patched in the binary by the
1164script that sets up a copy of Exim for running in the test harness. It seems
1165that compilers are now clever, and share constant strings if they can.
1166Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1167make use of the end of this string in order to save space. So the patching then
8669f003 1168wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1169onto the end of the string. */
1170
1171uschar *running_status = US">>>running<<<" "\0EXTRA";
1172
1173int runrc = 0;
1174
1175uschar *search_error_message = NULL;
1176BOOL search_find_defer = FALSE;
1177uschar *self_hostname = NULL;
1178uschar *sender_address = NULL;
1179unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1180uschar *sender_address_data = NULL;
059ec3d9
PH		 1181BOOL sender_address_forced = FALSE;
1182uschar *sender_address_unrewritten = NULL;
1183uschar *sender_data = NULL;
1184unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1185uschar *sender_fullhost = NULL;
1186uschar *sender_helo_name = NULL;
1187uschar **sender_host_aliases = &no_aliases;
1188uschar *sender_host_address = NULL;
1189uschar *sender_host_authenticated = NULL;
1190unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1f4a55da 1191BOOL sender_host_dnssec = FALSE;
059ec3d9
PH		 1192uschar *sender_host_name = NULL;
1193int sender_host_port = 0;
1194BOOL sender_host_notsocket = FALSE;
1195BOOL sender_host_unknown = FALSE;
1196uschar *sender_ident = NULL;
1197BOOL sender_local = FALSE;
2fe1a124 1198BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1199uschar *sender_rate = NULL;
1200uschar *sender_rate_limit = NULL;
1201uschar *sender_rate_period = NULL;
059ec3d9
PH		 1202uschar *sender_rcvhost = NULL;
1203BOOL sender_set_untrusted = FALSE;
1204uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1205uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1206address_item *sender_verified_list = NULL;
1207address_item *sender_verified_failed = NULL;
1208int sender_verified_rc = -1;
1209BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1210uschar *sending_ip_address = NULL;
1211int sending_port = -1;
cd59ab18 1212SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9
PH		 1213uschar **sighup_argv = NULL;
1214int smtp_accept_count = 0;
1215BOOL smtp_accept_keepalive = TRUE;
1216int smtp_accept_max = 20;
1217int smtp_accept_max_nonmail= 10;
1218uschar *smtp_accept_max_nonmail_hosts = US"*";
1219int smtp_accept_max_per_connection = 1000;
1220uschar *smtp_accept_max_per_host = NULL;
1221int smtp_accept_queue = 0;
1222int smtp_accept_queue_per_connection = 10;
1223int smtp_accept_reserve = 0;
1224uschar *smtp_active_hostname = NULL;
1225BOOL smtp_authenticated = FALSE;
1f5b4c3d 1226uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1227 "Exim $version_number $tod_full"
1228 "\0<---------------Space to patch smtp_banner->";
1229BOOL smtp_batched_input = FALSE;
1230BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1231int smtp_ch_index = 0;
3ee512ff
PH		 1232uschar *smtp_cmd_argument = NULL;
1233uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1234time_t smtp_connection_start = 0;
1235uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1236int smtp_connect_backlog = 20;
1237double smtp_delay_mail = 0.0;
1238double smtp_delay_rcpt = 0.0;
1239BOOL smtp_enforce_sync = TRUE;
1240FILE *smtp_in = NULL;
1241BOOL smtp_input = FALSE;
1242int smtp_load_reserve = -1;
1243int smtp_mailcmd_count = 0;
1244FILE *smtp_out = NULL;
1245uschar *smtp_etrn_command = NULL;
1246BOOL smtp_etrn_serialize = TRUE;
1247int smtp_max_synprot_errors= 3;
1248int smtp_max_unknown_commands = 3;
8f128379 1249uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1250uschar *smtp_ratelimit_hosts = NULL;
1251uschar *smtp_ratelimit_mail = NULL;
1252uschar *smtp_ratelimit_rcpt = NULL;
1253uschar *smtp_read_error = US"";
1254int smtp_receive_timeout = 5*60;
1255uschar *smtp_reserve_hosts = NULL;
1256BOOL smtp_return_error_details = FALSE;
1257int smtp_rlm_base = 0;
1258double smtp_rlm_factor = 0.0;
1259int smtp_rlm_limit = 0;
1260int smtp_rlm_threshold = INT_MAX;
1261int smtp_rlr_base = 0;
1262double smtp_rlr_factor = 0.0;
1263int smtp_rlr_limit = 0;
1264int smtp_rlr_threshold = INT_MAX;
1265BOOL smtp_use_pipelining = FALSE;
1266BOOL smtp_use_size = FALSE;
8523533c
TK		 1267
1268#ifdef WITH_CONTENT_SCAN
1269uschar *spamd_address = US"127.0.0.1 783";
1270uschar *spam_bar = NULL;
1271uschar *spam_report = NULL;
1272uschar *spam_score = NULL;
1273uschar *spam_score_int = NULL;
1274#endif
1275#ifdef EXPERIMENTAL_SPF
65a7d8c3 1276uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1277uschar *spf_header_comment = NULL;
1278uschar *spf_received = NULL;
1279uschar *spf_result = NULL;
1280uschar *spf_smtp_comment = NULL;
1281#endif
1282
059ec3d9
PH		 1283BOOL split_spool_directory = FALSE;
1284uschar *spool_directory = US SPOOL_DIRECTORY
1285 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1286#ifdef EXPERIMENTAL_SRS
1287uschar *srs_config = NULL;
1288uschar *srs_db_address = NULL;
1289uschar *srs_db_key = NULL;
384152a6
TK		 1290int srs_hashlength = 6;
1291int srs_hashmin = -1;
1292int srs_maxage = 31;
8523533c
TK		 1293uschar *srs_orig_recipient = NULL;
1294uschar *srs_orig_sender = NULL;
1295uschar *srs_recipient = NULL;
384152a6 1296uschar *srs_secrets = NULL;
8523533c 1297uschar *srs_status = NULL;
384152a6
TK		 1298BOOL srs_usehash = TRUE;
1299BOOL srs_usetimestamp = TRUE;
8e669ac1 1300#endif
38a0a95f 1301BOOL strict_acl_vars = FALSE;
059ec3d9 1302int string_datestamp_offset= -1;
f1e5fef5
PP		 1303int string_datestamp_length= 0;
1304int string_datestamp_type = -1;
059ec3d9
PH		 1305BOOL strip_excess_angle_brackets = FALSE;
1306BOOL strip_trailing_dot = FALSE;
1307uschar *submission_domain = NULL;
1308BOOL submission_mode = FALSE;
2fe1a124 1309uschar *submission_name = NULL;
8800895a 1310BOOL suppress_local_fixups = FALSE;
f4ee74ac 1311BOOL suppress_local_fixups_default = FALSE;
059ec3d9
PH		 1312BOOL synchronous_delivery = FALSE;
1313BOOL syslog_duplication = TRUE;
1314int syslog_facility = LOG_MAIL;
1315uschar *syslog_processname = US"exim";
1316BOOL syslog_timestamp = TRUE;
1317uschar *system_filter = NULL;
1318
1319uschar *system_filter_directory_transport = NULL;
1320uschar *system_filter_file_transport = NULL;
1321uschar *system_filter_pipe_transport = NULL;
1322uschar *system_filter_reply_transport = NULL;
1323
1324gid_t system_filter_gid = 0;
1325BOOL system_filter_gid_set = FALSE;
79d4bc3d 1326uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1327BOOL system_filter_uid_set = FALSE;
1328BOOL system_filtering = FALSE;
1329
1330BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1331#ifdef USE_TCP_WRAPPERS
1332uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1333#endif
8669f003 1334int test_harness_load_avg = 0;
059ec3d9
PH		 1335int thismessage_size_limit = 0;
1336int timeout_frozen_after = 0;
1337BOOL timestamps_utc = FALSE;
1338
d68218c7
JH		 1339#ifdef EXPERIMENTAL_TPDA
1340int tpda_defer_errno = 0;
a7538db1
JH		 1341uschar *tpda_event = NULL;
1342uschar *tpda_data = NULL;
d68218c7
JH		 1343#endif
1344
059ec3d9
PH		 1345transport_instance *transports = NULL;
1346
1347transport_instance transport_defaults = {
1348 NULL, /* chain pointer */
1349 NULL, /* name */
1350 NULL, /* info */
1351 NULL, /* private options block pointer */
1352 NULL, /* driver name */
1353 NULL, /* setup entry point */
1354 1, /* batch_max */
1355 NULL, /* batch_id */
1356 NULL, /* home_dir */
1357 NULL, /* current_dir */
1358 TRUE, /* multi-domain */
1359 FALSE, /* overrides_hosts */
1360 100, /* max_addresses */
1361 500, /* connection_max_messages */
1362 FALSE, /* deliver_as_creator */
1363 FALSE, /* disable_logging */
1364 FALSE, /* initgroups */
1365 FALSE, /* uid_set */
1366 FALSE, /* gid_set */
1367 (uid_t)(-1), /* uid */
1368 (gid_t)(-1), /* gid */
1369 NULL, /* expand_uid */
1370 NULL, /* expand_gid */
1371 NULL, /* warn_message */
1372 NULL, /* shadow */
1373 NULL, /* shadow_condition */
1374 NULL, /* filter_command */
1375 NULL, /* add_headers */
1376 NULL, /* remove_headers */
1377 NULL, /* return_path */
1378 NULL, /* debug_string */
1379 NULL, /* message_size_limit */
1380 NULL, /* headers_rewrite */
1381 NULL, /* rewrite_rules */
1382 0, /* rewrite_existflags */
1383 300, /* filter_timeout */
1384 FALSE, /* body_only */
1385 FALSE, /* delivery_date_add */
1386 FALSE, /* envelope_to_add */
1387 FALSE, /* headers_only */
1388 FALSE, /* rcpt_include_affixes */
1389 FALSE, /* return_path_add */
1390 FALSE, /* return_output */
1391 FALSE, /* return_fail_output */
1392 FALSE, /* log_output */
1393 FALSE, /* log_fail_output */
1394 FALSE, /* log_defer_output */
1395 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1396 1 nor 0 so can detect unset */
533aaf91
JH		 1397#ifdef EXPERIMENTAL_TPDA
1398 ,NULL /* tpda_delivery_action */
1399#endif
059ec3d9
PH		 1400};
1401
1402int transport_count;
181d9bf8 1403uschar *transport_name = NULL;
332f5cf3 1404int transport_newlines;
059ec3d9
PH		 1405uschar **transport_filter_argv = NULL;
1406int transport_filter_timeout;
2e2a30b4 1407BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1408int transport_write_timeout= 0;
1409
1410tree_node *tree_dns_fails = NULL;
1411tree_node *tree_duplicates = NULL;
1412tree_node *tree_nonrecipients = NULL;
1413tree_node *tree_unusable = NULL;
1414
1415BOOL trusted_caller = FALSE;
e2f5dc15 1416BOOL trusted_config = TRUE;
059ec3d9
PH		 1417gid_t *trusted_groups = NULL;
1418uid_t *trusted_users = NULL;
1419uschar *timezone_string = US TIMEZONE_DEFAULT;
1420
1421uschar *unknown_login = NULL;
1422uschar *unknown_username = NULL;
1423uschar *untrusted_set_sender = NULL;
1424
1425/* A regex for matching a "From_" line in an incoming message, in the form
1426
1427 From ph10 Fri Jan 5 12:35 GMT 1996
1428
1429which the "mail" commands send to the MTA (undocumented, of course), or in
1430the form
1431
1432 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1433
1434which is apparently used by some UUCPs, despite it not being in RFC 976.
1435Because of variations in time formats, just match up to the minutes. That
1436should be sufficient. Examples have been seen of time fields like 12:1:03,
1437so just require one digit for hours and minutes. The weekday is also absent
1438in some forms. */
1439
1440uschar *uucp_from_pattern = US
1441 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1442 "(?:" /* Non-extracting bracket */
1443 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1444 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1445 ")" /* End alternation */
1446 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1447
1448uschar *uucp_from_sender = US"$1";
1449
1450uschar *warn_message_file = NULL;
1451uschar *warnmsg_delay = NULL;
1452uschar *warnmsg_recipients = NULL;
1453BOOL write_rejectlog = TRUE;
1454
f45100a3 1455uschar *version_copyright =
a11efec0
PP		 1456 US"Copyright (c) University of Cambridge, 1995 - 2014\n"
1457 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2014";
059ec3d9
PH		 1458uschar *version_date = US"?";
1459uschar *version_cnumber = US"????";
1460uschar *version_string = US"?";
1461
1462int warning_count = 0;
1463
1464/* End of globals.c */
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