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Certificate-related routines only present when TLS is supported
[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 */
106 NULL, /* tls_cipher */
107 FALSE,/* tls_on_connect */
108 NULL, /* tls_on_connect_ports */
9d1c15ef
JH		 109 NULL, /* tls_ourcert */
110 NULL, /* tls_peercert */
817d9f57 111 NULL, /* tls_peerdn */
44662487
JH		 112 NULL, /* tls_sni */
113 0 /* tls_ocsp */
817d9f57
JH		 114};
115tls_support tls_out = {
116 -1, /* tls_active */
117 0, /* tls_bits */
118 FALSE,/* tls_certificate_verified */
119 NULL, /* tls_cipher */
120 FALSE,/* tls_on_connect */
121 NULL, /* tls_on_connect_ports */
9d1c15ef
JH		 122 NULL, /* tls_ourcert */
123 NULL, /* tls_peercert */
817d9f57 124 NULL, /* tls_peerdn */
44662487
JH		 125 NULL, /* tls_sni */
126 0 /* tls_ocsp */
817d9f57
JH		 127};
128
059ec3d9
PH		 129
130#ifdef SUPPORT_TLS
e6060e2c 131BOOL gnutls_compat_mode = FALSE;
2519e60d 132BOOL gnutls_allow_auto_pkcs11 = FALSE;
83da1223
PH		 133uschar *gnutls_require_mac = NULL;
134uschar *gnutls_require_kx = NULL;
135uschar *gnutls_require_proto = NULL;
77bb000f 136uschar *openssl_options = NULL;
059ec3d9
PH		 137const pcre *regex_STARTTLS = NULL;
138uschar *tls_advertise_hosts = NULL; /* This is deliberate */
139uschar *tls_certificate = NULL;
140uschar *tls_crl = NULL;
3375e053
PP		 141/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
142that's the interop problem which has been observed: GnuTLS suggesting a higher
143bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
144int tls_dh_max_bits = 2236;
059ec3d9 145uschar *tls_dhparam = NULL;
2b4a568d 146#if defined(EXPERIMENTAL_OCSP)
3f7eeb86
PP		 147uschar *tls_ocsp_file = NULL;
148#endif
059ec3d9
PH		 149BOOL tls_offered = FALSE;
150uschar *tls_privatekey = NULL;
151BOOL tls_remember_esmtp = FALSE;
152uschar *tls_require_ciphers = NULL;
153uschar *tls_try_verify_hosts = NULL;
154uschar *tls_verify_certificates= NULL;
155uschar *tls_verify_hosts = NULL;
156#endif
157
fd98a5c6
JH		 158#ifdef EXPERIMENTAL_PRDR
159/* Per Recipient Data Response variables */
160BOOL prdr_enable = FALSE;
161BOOL prdr_requested = FALSE;
162const pcre *regex_PRDR = NULL;
163#endif
059ec3d9
PH		 164
165/* Input-reading functions for messages, so we can use special ones for
166incoming TCP/IP. The defaults use stdin. We never need these for any
167stand-alone tests. */
168
169#ifndef STAND_ALONE
170int (*receive_getc)(void) = stdin_getc;
171int (*receive_ungetc)(int) = stdin_ungetc;
172int (*receive_feof)(void) = stdin_feof;
173int (*receive_ferror)(void) = stdin_ferror;
58eb016e 174BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 175#endif
176
177
178/* List of per-address expansion variables for clearing and saving/restoring
179when verifying one address while routing/verifying another. We have to have
180the size explicit, because it is referenced from more than one module. */
181
182uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
183 &deliver_address_data,
184 &deliver_domain,
185 &deliver_domain_data,
186 &deliver_domain_orig,
187 &deliver_domain_parent,
188 &deliver_localpart,
189 &deliver_localpart_data,
190 &deliver_localpart_orig,
191 &deliver_localpart_parent,
192 &deliver_localpart_prefix,
193 &deliver_localpart_suffix,
194 (uschar **)(&deliver_recipients),
195 &deliver_host,
196 &deliver_home,
197 &address_file,
198 &address_pipe,
199 &self_hostname,
200 NULL };
201
202int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
203
204/* General global variables */
205
71fafd95 206header_line *acl_added_headers = NULL;
059ec3d9 207tree_node *acl_anchor = NULL;
525239c1
JH		 208uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
209 NULL, NULL, NULL, NULL};
210int acl_narg = 0;
8f128379 211
059ec3d9 212uschar *acl_not_smtp = NULL;
54cdb463
PH		 213#ifdef WITH_CONTENT_SCAN
214uschar *acl_not_smtp_mime = NULL;
215#endif
45b91596 216uschar *acl_not_smtp_start = NULL;
e7568d51 217uschar *acl_removed_headers = NULL;
059ec3d9
PH		 218uschar *acl_smtp_auth = NULL;
219uschar *acl_smtp_connect = NULL;
220uschar *acl_smtp_data = NULL;
fd98a5c6
JH		 221#ifdef EXPERIMENTAL_PRDR
222uschar *acl_smtp_data_prdr = NULL;
223#endif
80a47a2c
TK		 224#ifndef DISABLE_DKIM
225uschar *acl_smtp_dkim = NULL;
226#endif
059ec3d9
PH		 227uschar *acl_smtp_etrn = NULL;
228uschar *acl_smtp_expn = NULL;
229uschar *acl_smtp_helo = NULL;
230uschar *acl_smtp_mail = NULL;
231uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 232#ifdef WITH_CONTENT_SCAN
233uschar *acl_smtp_mime = NULL;
234#endif
8f128379 235uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 236uschar *acl_smtp_predata = NULL;
237uschar *acl_smtp_quit = NULL;
238uschar *acl_smtp_rcpt = NULL;
239uschar *acl_smtp_starttls = NULL;
240uschar *acl_smtp_vrfy = NULL;
8f128379 241
059ec3d9 242BOOL acl_temp_details = FALSE;
38a0a95f
PH		 243tree_node *acl_var_c = NULL;
244tree_node *acl_var_m = NULL;
059ec3d9 245uschar *acl_verify_message = NULL;
059ec3d9
PH		 246string_item *acl_warn_logged = NULL;
247
248/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
249error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
250
251uschar *acl_wherenames[] = { US"RCPT",
252 US"MAIL",
253 US"PREDATA",
8523533c 254 US"MIME",
80a47a2c 255 US"DKIM",
059ec3d9 256 US"DATA",
fd98a5c6
JH		 257#ifdef EXPERIMENTAL_PRDR
258 US"PRDR",
259#endif
059ec3d9
PH		 260 US"non-SMTP",
261 US"AUTH",
262 US"connection",
263 US"ETRN",
264 US"EXPN",
265 US"EHLO or HELO",
266 US"MAILAUTH",
45b91596 267 US"non-SMTP-start",
8f128379 268 US"NOTQUIT",
059ec3d9
PH		 269 US"QUIT",
270 US"STARTTLS",
723c72e6 271 US"VRFY",
faa05a93
JH		 272 US"delivery",
273 US"unknown"
059ec3d9
PH		 274 };
275
a5bd321b
PH		 276uschar *acl_wherecodes[] = { US"550", /* RCPT */
277 US"550", /* MAIL */
278 US"550", /* PREDATA */
279 US"550", /* MIME */
80a47a2c 280 US"550", /* DKIM */
a5bd321b 281 US"550", /* DATA */
fd98a5c6
JH		 282#ifdef EXPERIMENTAL_PRDR
283 US"550", /* RCPT PRDR */
284#endif
a5bd321b
PH		 285 US"0", /* not SMTP; not relevant */
286 US"503", /* AUTH */
287 US"550", /* connect */
288 US"458", /* ETRN */
289 US"550", /* EXPN */
290 US"550", /* HELO/EHLO */
291 US"0", /* MAILAUTH; not relevant */
292 US"0", /* not SMTP; not relevant */
8f128379 293 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 294 US"0", /* QUIT; not relevant */
295 US"550", /* STARTTLS */
723c72e6 296 US"252", /* VRFY */
faa05a93 297 US"0", /* delivery; not relevant */
723c72e6 298 US"0" /* unknown; not relevant */
059ec3d9 299 };
8e669ac1 300
69358f02
PH		 301BOOL active_local_from_check = FALSE;
302BOOL active_local_sender_retain = FALSE;
3c0a92dc 303int body_8bitmime = 0;
9cbad13b 304BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
059ec3d9
PH		 305address_item *addr_duplicate = NULL;
306
307address_item address_defaults = {
308 NULL, /* next */
309 NULL, /* parent */
310 NULL, /* first */
311 NULL, /* dupof */
312 NULL, /* start_router */
313 NULL, /* router */
314 NULL, /* transport */
315 NULL, /* host_list */
316 NULL, /* host_used */
317 NULL, /* fallback_hosts */
318 NULL, /* reply */
319 NULL, /* retries */
320 NULL, /* address */
321 NULL, /* unique */
322 NULL, /* cc_local_part */
323 NULL, /* lc_local_part */
324 NULL, /* local_part */
325 NULL, /* prefix */
326 NULL, /* suffix */
327 NULL, /* domain */
328 NULL, /* address_retry_key */
329 NULL, /* domain_retry_key */
330 NULL, /* current_dir */
331 NULL, /* home_dir */
332 NULL, /* message */
333 NULL, /* user_message */
334 NULL, /* onetime_parent */
335 NULL, /* pipe_expandn */
336 NULL, /* return_filename */
337 NULL, /* self_hostname */
338 NULL, /* shadow_message */
339 #ifdef SUPPORT_TLS
340 NULL, /* cipher */
9d1c15ef
JH		 341 NULL, /* ourcert */
342 NULL, /* peercert */
059ec3d9
PH		 343 NULL, /* peerdn */
344 #endif
018c60d7
JH		 345 NULL, /* authenticator */
346 NULL, /* auth_id */
347 NULL, /* auth_sndr */
059ec3d9
PH		 348 (uid_t)(-1), /* uid */
349 (gid_t)(-1), /* gid */
350 0, /* flags */
351 { 0 }, /* domain_cache - any larger array should be zeroed */
352 { 0 }, /* localpart_cache - ditto */
353 -1, /* mode */
354 0, /* more_errno */
355 ERRNO_UNKNOWNERROR, /* basic_errno */
356 0, /* child_count */
357 -1, /* return_file */
358 SPECIAL_NONE, /* special_action */
359 DEFER, /* transport_return */
360 { /* fields that are propagated to children */
361 NULL, /* address_data */
362 NULL, /* domain_data */
363 NULL, /* localpart_data */
364 NULL, /* errors_address */
365 NULL, /* extra_headers */
366 NULL, /* remove_headers */
384152a6
TK		 367#ifdef EXPERIMENTAL_SRS
368 NULL, /* srs_sender */
369#endif
059ec3d9
PH		 370 }
371};
372
373uschar *address_file = NULL;
374uschar *address_pipe = NULL;
375BOOL address_test_mode = FALSE;
376tree_node *addresslist_anchor = NULL;
377int addresslist_count = 0;
378gid_t *admin_groups = NULL;
379BOOL admin_user = FALSE;
c46782ef 380BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 381BOOL allow_domain_literals = FALSE;
382BOOL allow_mx_to_ip = FALSE;
383BOOL allow_unqualified_recipient = TRUE; /* For local messages */
384BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
385BOOL allow_utf8_domains = FALSE;
2d07a215 386uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 387uschar *authenticated_id = NULL;
388uschar *authenticated_sender = NULL;
389BOOL authentication_failed = FALSE;
390auth_instance *auths = NULL;
391uschar *auth_advertise_hosts = US"*";
392auth_instance auth_defaults = {
393 NULL, /* chain pointer */
394 NULL, /* name */
395 NULL, /* info */
396 NULL, /* private options block pointer */
397 NULL, /* driver_name */
398 NULL, /* advertise_condition */
6c512171 399 NULL, /* client_condition */
059ec3d9
PH		 400 NULL, /* public_name */
401 NULL, /* set_id */
c8e2fc1e 402 NULL, /* set_client_id */
059ec3d9
PH		 403 NULL, /* server_mail_auth_condition */
404 NULL, /* server_debug_string */
16ff981e 405 NULL, /* server_condition */
059ec3d9
PH		 406 FALSE, /* client */
407 FALSE, /* server */
408 FALSE /* advertised */
409};
410
411uschar *auth_defer_msg = US"reason not recorded";
412uschar *auth_defer_user_msg = US"";
f78eb7c6 413uschar *auth_vars[AUTH_VARS];
059ec3d9 414int auto_thaw = 0;
8523533c 415#ifdef WITH_CONTENT_SCAN
9e949f00 416BOOL av_failed = FALSE;
8523533c
TK		 417uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
418#endif
059ec3d9
PH		 419
420BOOL background_daemon = TRUE;
9a799bc0
PH		 421
422#if BASE_62 == 62
059ec3d9
PH		 423uschar *base62_chars=
424 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 425#else
426uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
427#endif
428
059ec3d9
PH		 429uschar *bi_command = NULL;
430uschar *big_buffer = NULL;
431int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 432#ifdef EXPERIMENTAL_BRIGHTMAIL
433uschar *bmi_alt_location = NULL;
434uschar *bmi_base64_tracker_verdict = NULL;
435uschar *bmi_base64_verdict = NULL;
436uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
437int bmi_deliver = 1;
438int bmi_run = 0;
439uschar *bmi_verdicts = NULL;
440#endif
059ec3d9
PH		 441int body_linecount = 0;
442int body_zerocount = 0;
443uschar *bounce_message_file = NULL;
444uschar *bounce_message_text = NULL;
445uschar *bounce_recipient = NULL;
446BOOL bounce_return_body = TRUE;
447BOOL bounce_return_message = TRUE;
448int bounce_return_size_limit = 100*1024;
449uschar *bounce_sender_authentication = NULL;
450int bsmtp_transaction_linecount = 0;
451
452int callout_cache_domain_positive_expire = 7*24*60*60;
453int callout_cache_domain_negative_expire = 3*60*60;
454int callout_cache_positive_expire = 24*60*60;
455int callout_cache_negative_expire = 2*60*60;
456uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 457uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
059ec3d9
PH		 458int check_log_inodes = 0;
459int check_log_space = 0;
a0d6ba8a 460BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 461int check_spool_inodes = 0;
462int check_spool_space = 0;
6f123593
JH		 463uschar *client_authenticator = NULL;
464uschar *client_authenticated_id = NULL;
c8e2fc1e 465uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 466int clmacro_count = 0;
467uschar *clmacros[MAX_CLMACROS];
468BOOL config_changed = FALSE;
469FILE *config_file = NULL;
470uschar *config_filename = NULL;
471int config_lineno = 0;
35edf2ff
PH		 472#ifdef CONFIGURE_GROUP
473gid_t config_gid = CONFIGURE_GROUP;
474#endif
059ec3d9
PH		 475uschar *config_main_filelist = US CONFIGURE_FILE
476 "\0<-----------Space to patch configure_filename->";
477uschar *config_main_filename = NULL;
478
479#ifdef CONFIGURE_OWNER
480uid_t config_uid = CONFIGURE_OWNER;
481#endif
482
483int connection_max_messages= -1;
484uschar *continue_hostname = NULL;
485uschar *continue_host_address = NULL;
486BOOL continue_more = FALSE;
487int continue_sequence = 1;
488uschar *continue_transport = NULL;
489
e5a9dba6 490uschar *csa_status = NULL;
e4bdf652
JH		 491BOOL cutthrough_delivery = FALSE;
492int cutthrough_fd = -1;
e5a9dba6 493
059ec3d9
PH		 494BOOL daemon_listen = FALSE;
495uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 496int daemon_startup_retries = 9;
497int daemon_startup_sleep = 30;
6a8f9482
TK		 498
499#ifdef EXPERIMENTAL_DCC
500BOOL dcc_direct_add_header = FALSE;
501uschar *dcc_header = NULL;
502uschar *dcc_result = NULL;
503uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
504uschar *dccifd_options = US"header";
505#endif
506
3d235903 507BOOL debug_daemon = FALSE;
059ec3d9
PH		 508int debug_fd = -1;
509FILE *debug_file = NULL;
510bit_table debug_options[] = {
511 { US"acl", D_acl },
512 { US"all", D_all },
513 { US"auth", D_auth },
514 { US"deliver", D_deliver },
515 { US"dns", D_dns },
516 { US"dnsbl", D_dnsbl },
517 { US"exec", D_exec },
518 { US"expand", D_expand },
519 { US"filter", D_filter },
520 { US"hints_lookup", D_hints_lookup },
521 { US"host_lookup", D_host_lookup },
522 { US"ident", D_ident },
523 { US"interface", D_interface },
524 { US"lists", D_lists },
525 { US"load", D_load },
526 { US"local_scan", D_local_scan },
527 { US"lookup", D_lookup },
528 { US"memory", D_memory },
529 { US"pid", D_pid },
530 { US"process_info", D_process_info },
531 { US"queue_run", D_queue_run },
532 { US"receive", D_receive },
533 { US"resolver", D_resolver },
534 { US"retry", D_retry },
535 { US"rewrite", D_rewrite },
536 { US"route", D_route },
537 { US"timestamp", D_timestamp },
538 { US"tls", D_tls },
539 { US"transport", D_transport },
540 { US"uid", D_uid },
541 { US"verify", D_verify }
542};
543int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
544unsigned int debug_selector = 0;
545int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 546uschar *delay_warning_condition=
547 US"${if or {"
e85a7ad5 548 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 549 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
550 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
551 "} {no}{yes}}";
059ec3d9
PH		 552BOOL delivery_date_remove = TRUE;
553uschar *deliver_address_data = NULL;
554int deliver_datafile = -1;
555uschar *deliver_domain = NULL;
556uschar *deliver_domain_data = NULL;
557uschar *deliver_domain_orig = NULL;
558uschar *deliver_domain_parent = NULL;
559BOOL deliver_drop_privilege = FALSE;
560BOOL deliver_firsttime = FALSE;
561BOOL deliver_force = FALSE;
562BOOL deliver_freeze = FALSE;
563int deliver_frozen_at = 0;
564uschar *deliver_home = NULL;
565uschar *deliver_host = NULL;
566uschar *deliver_host_address = NULL;
567uschar *deliver_in_buffer = NULL;
568ino_t deliver_inode = 0;
569uschar *deliver_localpart = NULL;
570uschar *deliver_localpart_data = NULL;
571uschar *deliver_localpart_orig = NULL;
572uschar *deliver_localpart_parent = NULL;
573uschar *deliver_localpart_prefix = NULL;
574uschar *deliver_localpart_suffix = NULL;
575BOOL deliver_force_thaw = FALSE;
576BOOL deliver_manual_thaw = FALSE;
577uschar *deliver_out_buffer = NULL;
578int deliver_queue_load_max = -1;
579address_item *deliver_recipients = NULL;
580uschar *deliver_selectstring = NULL;
581BOOL deliver_selectstring_regex = FALSE;
582uschar *deliver_selectstring_sender = NULL;
583BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 584#ifdef WITH_OLD_DEMIME
585int demime_errorlevel = 0;
586int demime_ok = 0;
587uschar *demime_reason = NULL;
588#endif
4c590bd1 589BOOL disable_callout_flush = FALSE;
047bdd8c 590BOOL disable_delay_flush = FALSE;
54fc8428
PH		 591#ifdef ENABLE_DISABLE_FSYNC
592BOOL disable_fsync = FALSE;
593#endif
7e66e54d 594BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 595BOOL disable_logging = FALSE;
596
80a47a2c 597#ifndef DISABLE_DKIM
2df588c9 598uschar *dkim_cur_signer = NULL;
9e5d6b55 599uschar *dkim_signers = NULL;
f7572e5a
TK		 600uschar *dkim_signing_domain = NULL;
601uschar *dkim_signing_selector = NULL;
9e5d6b55 602uschar *dkim_verify_signers = US"$dkim_signers";
80a47a2c
TK		 603BOOL dkim_collect_input = FALSE;
604BOOL dkim_disable_verify = FALSE;
f7572e5a 605#endif
4840604e 606#ifdef EXPERIMENTAL_DMARC
4a8ce2d8 607BOOL dmarc_has_been_checked = FALSE;
4840604e 608uschar *dmarc_ar_header = NULL;
8c8b8274 609uschar *dmarc_domain_policy = NULL;
4840604e
TL		 610uschar *dmarc_forensic_sender = NULL;
611uschar *dmarc_history_file = NULL;
612uschar *dmarc_status = NULL;
613uschar *dmarc_status_text = NULL;
614uschar *dmarc_tld_file = NULL;
615uschar *dmarc_used_domain = NULL;
616BOOL dmarc_disable_verify = FALSE;
617BOOL dmarc_enable_forensic = FALSE;
618#endif
f7572e5a 619
059ec3d9 620uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 621int dns_csa_search_limit = 5;
622BOOL dns_csa_use_reverse = TRUE;
059ec3d9
PH		 623uschar *dns_ipv4_lookup = NULL;
624int dns_retrans = 0;
625int dns_retry = 0;
0fbd9bff 626int dns_dnssec_ok = -1; /* <0 = not coerced */
e97d1f08 627int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 628uschar *dnslist_domain = NULL;
93655c46 629uschar *dnslist_matched = NULL;
059ec3d9
PH		 630uschar *dnslist_text = NULL;
631uschar *dnslist_value = NULL;
632tree_node *domainlist_anchor = NULL;
633int domainlist_count = 0;
634BOOL dont_deliver = FALSE;
635BOOL dot_ends = TRUE;
636BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 637uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 638
639BOOL enable_dollar_recipients = FALSE;
640BOOL envelope_to_remove = TRUE;
641int errno_quota = ERRNO_QUOTA;
642uschar *errors_copy = NULL;
643int error_handling = ERRORS_SENDER;
644uschar *errors_reply_to = NULL;
645int errors_sender_rc = EXIT_FAILURE;
646
647gid_t exim_gid = EXIM_GID;
648BOOL exim_gid_set = TRUE; /* This gid is always set */
649uschar *exim_path = US BIN_DIRECTORY "/exim"
650 "\0<---------------Space to patch exim_path->";
651uid_t exim_uid = EXIM_UID;
652BOOL exim_uid_set = TRUE; /* This uid is always set */
653int expand_forbid = 0;
654int expand_nlength[EXPAND_MAXN+1];
655int expand_nmax = -1;
656uschar *expand_nstring[EXPAND_MAXN+1];
657BOOL expand_string_forcedfail = FALSE;
658uschar *expand_string_message;
659BOOL extract_addresses_remove_arguments = TRUE;
660uschar *extra_local_interfaces = NULL;
661
29aba418 662int fake_response = OK;
0e22dfd1
PH		 663uschar *fake_response_text = US"Your message has been rejected but is "
664 "being kept for evaluation.\nIf it was a "
665 "legitimate message, it may still be "
666 "delivered to the target recipient(s).";
059ec3d9
PH		 667int filter_n[FILTER_VARIABLE_COUNT];
668BOOL filter_running = FALSE;
669int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 670int filter_test = FTEST_NONE;
671uschar *filter_test_sfile = NULL;
672uschar *filter_test_ufile = NULL;
059ec3d9
PH		 673uschar *filter_thisaddress = NULL;
674int finduser_retries = 0;
8523533c
TK		 675#ifdef WITH_OLD_DEMIME
676uschar *found_extension = NULL;
677#endif
059ec3d9
PH		 678uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
679uschar *freeze_tell = NULL;
6a3f1455 680uschar *freeze_tell_config = NULL;
059ec3d9
PH		 681uschar *fudged_queue_times = US"";
682
683uschar *gecos_name = NULL;
684uschar *gecos_pattern = NULL;
685rewrite_rule *global_rewrite_rules = NULL;
686
687uschar *headers_charset = US HEADERS_CHARSET;
688int header_insert_maxlen = 64 * 1024;
689header_line *header_last = NULL;
690header_line *header_list = NULL;
691int header_maxsize = HEADER_MAXSIZE;
692int header_line_maxsize = 0;
693
694header_name header_names[] = {
695 { US"bcc", 3, TRUE, htype_bcc },
696 { US"cc", 2, TRUE, htype_cc },
697 { US"date", 4, TRUE, htype_date },
698 { US"delivery-date", 13, FALSE, htype_delivery_date },
699 { US"envelope-to", 11, FALSE, htype_envelope_to },
700 { US"from", 4, TRUE, htype_from },
701 { US"message-id", 10, TRUE, htype_id },
702 { US"received", 8, FALSE, htype_received },
703 { US"reply-to", 8, FALSE, htype_reply_to },
704 { US"return-path", 11, FALSE, htype_return_path },
705 { US"sender", 6, TRUE, htype_sender },
706 { US"subject", 7, FALSE, htype_subject },
707 { US"to", 2, TRUE, htype_to }
708};
709
710int header_names_size = sizeof(header_names)/sizeof(header_name);
711
712BOOL header_rewritten = FALSE;
713uschar *helo_accept_junk_hosts = NULL;
714uschar *helo_allow_chars = US"";
715uschar *helo_lookup_domains = US"@ : @[]";
716uschar *helo_try_verify_hosts = NULL;
717BOOL helo_verified = FALSE;
d7b47fd0 718BOOL helo_verify_failed = FALSE;
059ec3d9 719uschar *helo_verify_hosts = NULL;
1ba28e2b 720const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH		 721uschar *hold_domains = NULL;
722BOOL host_checking = FALSE;
723BOOL host_checking_callout = FALSE;
724uschar *host_data = NULL;
725BOOL host_find_failed_syntax= FALSE;
726uschar *host_lookup = NULL;
b08b24c8 727BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 728BOOL host_lookup_failed = FALSE;
729uschar *host_lookup_order = US"bydns:byaddr";
730uschar *host_lookup_msg = US"";
731int host_number = 0;
732uschar *host_number_string = NULL;
733uschar *host_reject_connection = NULL;
734tree_node *hostlist_anchor = NULL;
735int hostlist_count = 0;
736uschar *hosts_treat_as_local = NULL;
737uschar *hosts_connection_nolog = NULL;
738
739int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
740BOOL ignore_fromline_local = FALSE;
741uschar *ignore_fromline_hosts = NULL;
9ee44efb
PP		 742BOOL inetd_wait_mode = FALSE;
743int inetd_wait_timeout = -1;
059ec3d9
PH		 744uschar *interface_address = NULL;
745int interface_port = -1;
746BOOL is_inetd = FALSE;
0ce9abe6 747uschar *iterate_item = NULL;
059ec3d9
PH		 748
749int journal_fd = -1;
750
751int keep_malformed = 4*24*60*60; /* 4 days */
752
753uschar *eldap_dn = NULL;
754int load_average = -2;
755BOOL local_error_message = FALSE;
756BOOL local_from_check = TRUE;
757uschar *local_from_prefix = NULL;
758uschar *local_from_suffix = NULL;
759
760#if HAVE_IPV6
761uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
762#else
763uschar *local_interfaces = US"0.0.0.0";
764#endif
765
766uschar *local_scan_data = NULL;
767int local_scan_timeout = 5*60;
768BOOL local_sender_retain = FALSE;
769gid_t local_user_gid = (gid_t)(-1);
770uid_t local_user_uid = (uid_t)(-1);
771
772tree_node *localpartlist_anchor= NULL;
773int localpartlist_count = 0;
774uschar *log_buffer = NULL;
775unsigned int log_extra_selector = LX_default;
776uschar *log_file_path = US LOG_FILE_PATH
777 "\0<--------------Space to patch log_file_path->";
778
779/* Those log options with L_xxx identifiers have values less than 0x800000 and
780are the ones that get put into log_write_selector. They can be used in calls to
781log_write() to test for the bit. The options with LX_xxx identifiers have
3f0945ff 782values greater than 0x80000000 and are put into log_extra_selector (without the
059ec3d9
PH		 783top bit). They are never used in calls to log_write(), but are tested
784independently. This separation became necessary when the number of log
785selectors was getting close to filling a 32-bit word. */
786
f3f065bb
PH		 787/* Note that this list must be in alphabetical order. */
788
059ec3d9 789bit_table log_options[] = {
3c0a92dc 790 { US"8bitmime", LX_8bitmime },
49826d12 791 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 792 { US"address_rewrite", L_address_rewrite },
793 { US"all", L_all },
794 { US"all_parents", L_all_parents },
795 { US"arguments", LX_arguments },
796 { US"connection_reject", L_connection_reject },
797 { US"delay_delivery", L_delay_delivery },
798 { US"deliver_time", LX_deliver_time },
799 { US"delivery_size", LX_delivery_size },
800 { US"dnslist_defer", L_dnslist_defer },
801 { US"etrn", L_etrn },
802 { US"host_lookup_failed", L_host_lookup_failed },
803 { US"ident_timeout", LX_ident_timeout },
804 { US"incoming_interface", LX_incoming_interface },
805 { US"incoming_port", LX_incoming_port },
806 { US"lost_incoming_connection", L_lost_incoming_connection },
807 { US"outgoing_port", LX_outgoing_port },
f3f065bb 808 { US"pid", LX_pid },
a3c86431
TL		 809#ifdef EXPERIMENTAL_PROXY
810 { US"proxy", LX_proxy },
811#endif
059ec3d9
PH		 812 { US"queue_run", L_queue_run },
813 { US"queue_time", LX_queue_time },
2ac0e484 814 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 815 { US"received_recipients", LX_received_recipients },
816 { US"received_sender", LX_received_sender },
817 { US"rejected_header", LX_rejected_header },
818 { US"rejected_headers", LX_rejected_header },
819 { US"retry_defer", L_retry_defer },
820 { US"return_path_on_delivery", LX_return_path_on_delivery },
821 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 822 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 823 { US"size_reject", L_size_reject },
824 { US"skip_delivery", L_skip_delivery },
825 { US"smtp_confirmation", LX_smtp_confirmation },
826 { US"smtp_connection", L_smtp_connection },
827 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
c8e2fc1e 828 { US"smtp_mailauth", LX_smtp_mailauth },
b4ed4da0 829 { US"smtp_no_mail", LX_smtp_no_mail },
059ec3d9
PH		 830 { US"smtp_protocol_error", L_smtp_protocol_error },
831 { US"smtp_syntax_error", L_smtp_syntax_error },
832 { US"subject", LX_subject },
833 { US"tls_certificate_verified", LX_tls_certificate_verified },
834 { US"tls_cipher", LX_tls_cipher },
1130bfb0 835 { US"tls_peerdn", LX_tls_peerdn },
3f0945ff 836 { US"tls_sni", LX_tls_sni },
1130bfb0 837 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 838};
839
840int log_options_count = sizeof(log_options)/sizeof(bit_table);
6ea85e9a 841int log_reject_target = 0;
059ec3d9
PH		 842uschar *log_selector_string = NULL;
843FILE *log_stderr = NULL;
844BOOL log_testing_mode = FALSE;
845BOOL log_timezone = FALSE;
6ea85e9a 846unsigned int log_write_selector= L_default;
059ec3d9 847uschar *login_sender_address = NULL;
4e0983dc 848uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 849int lookup_open_max = 25;
850uschar *lookup_value = NULL;
851
852macro_item *macros = NULL;
853uschar *mailstore_basename = NULL;
8523533c
TK		 854#ifdef WITH_CONTENT_SCAN
855uschar *malware_name = NULL; /* Virus Name */
856#endif
d677b2f2 857int max_received_linelength= 0;
059ec3d9
PH		 858int max_username_length = 0;
859int message_age = 0;
860uschar *message_body = NULL;
861uschar *message_body_end = NULL;
ddea74fa 862BOOL message_body_newlines = FALSE;
059ec3d9
PH		 863int message_body_size = 0;
864int message_body_visible = 500;
865int message_ended = END_NOTSTARTED;
866uschar *message_headers = NULL;
867uschar *message_id;
868uschar *message_id_domain = NULL;
869uschar *message_id_text = NULL;
870struct timeval message_id_tv = { 0, 0 };
871uschar message_id_option[MESSAGE_ID_LENGTH + 3];
872uschar *message_id_external;
873int message_linecount = 0;
874BOOL message_logs = TRUE;
875int message_size = 0;
876uschar *message_size_limit = US"50M";
877uschar message_subdir[2] = { 0, 0 };
878uschar *message_reference = NULL;
8523533c
TK		 879
880/* MIME ACL expandables */
881#ifdef WITH_CONTENT_SCAN
f7b63901 882int mime_anomaly_level = 0;
1ba28e2b 883const uschar *mime_anomaly_text = NULL;
8523533c
TK		 884uschar *mime_boundary = NULL;
885uschar *mime_charset = NULL;
886uschar *mime_content_description = NULL;
887uschar *mime_content_disposition = NULL;
888uschar *mime_content_id = NULL;
889unsigned int mime_content_size = 0;
890uschar *mime_content_transfer_encoding = NULL;
891uschar *mime_content_type = NULL;
892uschar *mime_decoded_filename = NULL;
893uschar *mime_filename = NULL;
894int mime_is_multipart = 0;
895int mime_is_coverletter = 0;
896int mime_is_rfc822 = 0;
897int mime_part_count = -1;
898#endif
899
059ec3d9
PH		 900BOOL mua_wrapper = FALSE;
901
902uid_t *never_users = NULL;
8523533c
TK		 903#ifdef WITH_CONTENT_SCAN
904BOOL no_mbox_unspool = FALSE;
905#endif
059ec3d9
PH		 906BOOL no_multiline_responses = FALSE;
907
908uid_t original_euid;
909gid_t originator_gid;
910uschar *originator_login = NULL;
911uschar *originator_name = NULL;
912uid_t originator_uid;
913uschar *override_local_interfaces = NULL;
914uschar *override_pid_file_path = NULL;
915
916BOOL parse_allow_group = FALSE;
917BOOL parse_found_group = FALSE;
918uschar *percent_hack_domains = NULL;
919uschar *pid_file_path = US PID_FILE_PATH
920 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 921BOOL pipelining_enable = TRUE;
059ec3d9
PH		 922uschar *pipelining_advertise_hosts = US"*";
923BOOL preserve_message_logs = FALSE;
924uschar *primary_hostname = NULL;
925BOOL print_topbitchars = FALSE;
926uschar process_info[PROCESS_INFO_SIZE];
921b12ca 927int process_info_len = 0;
059ec3d9
PH		 928uschar *process_log_path = NULL;
929BOOL prod_requires_admin = TRUE;
a3c86431
TL		 930
931#ifdef EXPERIMENTAL_PROXY
a3bddaa8
TL		 932uschar *proxy_host_address = US"";
933int proxy_host_port = 0;
a3c86431
TL		 934uschar *proxy_required_hosts = US"";
935BOOL proxy_session = FALSE;
936BOOL proxy_session_failed = FALSE;
eb57651e
TL		 937uschar *proxy_target_address = US"";
938int proxy_target_port = 0;
a3c86431
TL		 939#endif
940
fffda43a
TK		 941uschar *prvscheck_address = NULL;
942uschar *prvscheck_keynum = NULL;
943uschar *prvscheck_result = NULL;
944
059ec3d9
PH		 945
946uschar *qualify_domain_recipient = NULL;
947uschar *qualify_domain_sender = NULL;
948BOOL queue_2stage = FALSE;
949uschar *queue_domains = NULL;
950int queue_interval = -1;
951BOOL queue_list_requires_admin = TRUE;
952BOOL queue_only = FALSE;
953uschar *queue_only_file = NULL;
954int queue_only_load = -1;
8669f003 955BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 956BOOL queue_only_override = TRUE;
957BOOL queue_only_policy = FALSE;
958BOOL queue_run_first_delivery = FALSE;
959BOOL queue_run_force = FALSE;
960BOOL queue_run_in_order = FALSE;
961BOOL queue_run_local = FALSE;
962int queue_run_max = 5;
963pid_t queue_run_pid = (pid_t)0;
964int queue_run_pipe = -1;
965BOOL queue_running = FALSE;
966BOOL queue_smtp = FALSE;
967uschar *queue_smtp_domains = NULL;
968
969unsigned int random_seed = 0;
fe0dab11 970tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 971tree_node *ratelimiters_conn = NULL;
972tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 973uschar *raw_active_hostname = NULL;
974uschar *raw_sender = NULL;
975uschar **raw_recipients = NULL;
976int raw_recipients_count = 0;
977
978int rcpt_count = 0;
979int rcpt_fail_count = 0;
980int rcpt_defer_count = 0;
981gid_t real_gid;
982uid_t real_uid;
983BOOL really_exim = TRUE;
984BOOL receive_call_bombout = FALSE;
985int receive_linecount = 0;
986int receive_messagecount = 0;
987int receive_timeout = 0;
988int received_count = 0;
989uschar *received_for = NULL;
990
991/* This is the default text for Received headers generated by Exim. The
992date will be automatically added on the end. */
993
994uschar *received_header_text = US
995 "Received: "
996 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 997 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 998 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
999 "by $primary_hostname "
1000 "${if def:received_protocol {with $received_protocol}} "
1001 #ifdef SUPPORT_TLS
1002 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1003 #endif
1004 "(Exim $version_number)\n\t"
3e46c1aa 1005 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1006 "id $message_exim_id"
059ec3d9
PH		 1007 "${if def:received_for {\n\tfor $received_for}}"
1008 "\0<---------------Space to patch received_header_text->";
1009
1010int received_headers_max = 30;
1011uschar *received_protocol = NULL;
1012int received_time = 0;
1013uschar *recipient_data = NULL;
1014uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1015uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 1016int recipients_count = 0;
1017BOOL recipients_discarded = FALSE;
1018recipient_item *recipients_list = NULL;
1019int recipients_list_max = 0;
1020int recipients_max = 0;
1021BOOL recipients_max_reject = FALSE;
1022const pcre *regex_AUTH = NULL;
1023const pcre *regex_check_dns_names = NULL;
1024const pcre *regex_From = NULL;
f1513293 1025const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1026const pcre *regex_PIPELINING = NULL;
1027const pcre *regex_SIZE = NULL;
a5bd321b 1028const pcre *regex_smtp_code = NULL;
059ec3d9 1029const pcre *regex_ismsgid = NULL;
a7cbbf50
PP		 1030#ifdef WHITELIST_D_MACROS
1031const pcre *regex_whitelisted_macro = NULL;
1032#endif
8523533c
TK		 1033#ifdef WITH_CONTENT_SCAN
1034uschar *regex_match_string = NULL;
1035#endif
059ec3d9
PH		 1036int remote_delivery_count = 0;
1037int remote_max_parallel = 2;
1038uschar *remote_sort_domains = NULL;
1039int retry_data_expire = 7*24*60*60;
1040int retry_interval_max = 24*60*60;
1041int retry_maximum_timeout = 0; /* set from retry config */
1042retry_config *retries = NULL;
1043uschar *return_path = NULL;
1044BOOL return_path_remove = TRUE;
1045int rewrite_existflags = 0;
1046uschar *rfc1413_hosts = US"*";
8def5aaf 1047int rfc1413_query_timeout = 5;
059ec3d9 1048/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 1049uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1050uid_t root_uid = ROOT_UID;
1051
1052router_instance *routers = NULL;
1053router_instance router_defaults = {
1054 NULL, /* chain pointer */
1055 NULL, /* name */
1056 NULL, /* info */
1057 NULL, /* private options block pointer */
1058 NULL, /* driver name */
1059
1060 NULL, /* address_data */
8523533c
TK		 1061#ifdef EXPERIMENTAL_BRIGHTMAIL
1062 NULL, /* bmi_rule */
8e669ac1 1063#endif
059ec3d9
PH		 1064 NULL, /* cannot_route_message */
1065 NULL, /* condition */
1066 NULL, /* current_directory */
1067 NULL, /* debug_string */
1068 NULL, /* domains */
1069 NULL, /* errors_to */
1070 NULL, /* expand_gid */
1071 NULL, /* expand_uid */
1072 NULL, /* expand_more */
1073 NULL, /* expand_unseen */
1074 NULL, /* extra_headers */
1075 NULL, /* fallback_hosts */
1076 NULL, /* home_directory */
1077 NULL, /* ignore_target_hosts */
1078 NULL, /* local_parts */
1079 NULL, /* pass_router_name */
1080 NULL, /* prefix */
1081 NULL, /* redirect_router_name */
1082 NULL, /* remove_headers */
1083 NULL, /* require_files */
1084 NULL, /* router_home_directory */
1085 US"freeze", /* self */
1086 NULL, /* senders */
1087 NULL, /* suffix */
1088 NULL, /* translate_ip_address */
1089 NULL, /* transport_name */
1090
1091 TRUE, /* address_test */
8523533c
TK		 1092#ifdef EXPERIMENTAL_BRIGHTMAIL
1093 FALSE, /* bmi_deliver_alternate */
1094 FALSE, /* bmi_deliver_default */
1095 FALSE, /* bmi_dont_deliver */
1096#endif
059ec3d9
PH		 1097 TRUE, /* expn */
1098 FALSE, /* caseful_local_part */
1099 FALSE, /* check_local_user */
1100 FALSE, /* disable_logging */
1101 FALSE, /* fail_verify_recipient */
1102 FALSE, /* fail_verify_sender */
1103 FALSE, /* gid_set */
1104 FALSE, /* initgroups */
1105 TRUE_UNSET, /* log_as_local */
1106 TRUE, /* more */
1107 FALSE, /* pass_on_timeout */
1108 FALSE, /* prefix_optional */
1109 TRUE, /* repeat_use */
1110 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1111 FALSE, /* same_domain_copy_routing */
1112 FALSE, /* self_rewrite */
1113 FALSE, /* suffix_optional */
1114 FALSE, /* verify_only */
1115 TRUE, /* verify_recipient */
1116 TRUE, /* verify_sender */
1117 FALSE, /* uid_set */
1118 FALSE, /* unseen */
1119
1120 self_freeze, /* self_code */
1121 (uid_t)(-1), /* uid */
1122 (gid_t)(-1), /* gid */
1123
1124 NULL, /* fallback_hostlist */
1125 NULL, /* transport instance */
1126 NULL, /* pass_router */
1127 NULL /* redirect_router */
1128};
1129
181d9bf8
JH		 1130uschar *router_name = NULL;
1131
059ec3d9
PH		 1132ip_address_item *running_interfaces = NULL;
1133BOOL running_in_test_harness = FALSE;
1134
1135/* This is a weird one. The following string gets patched in the binary by the
1136script that sets up a copy of Exim for running in the test harness. It seems
1137that compilers are now clever, and share constant strings if they can.
1138Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1139make use of the end of this string in order to save space. So the patching then
8669f003 1140wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1141onto the end of the string. */
1142
1143uschar *running_status = US">>>running<<<" "\0EXTRA";
1144
1145int runrc = 0;
1146
1147uschar *search_error_message = NULL;
1148BOOL search_find_defer = FALSE;
1149uschar *self_hostname = NULL;
1150uschar *sender_address = NULL;
1151unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1152uschar *sender_address_data = NULL;
059ec3d9
PH		 1153BOOL sender_address_forced = FALSE;
1154uschar *sender_address_unrewritten = NULL;
1155uschar *sender_data = NULL;
1156unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1157uschar *sender_fullhost = NULL;
1158uschar *sender_helo_name = NULL;
1159uschar **sender_host_aliases = &no_aliases;
1160uschar *sender_host_address = NULL;
1161uschar *sender_host_authenticated = NULL;
1162unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1f4a55da 1163BOOL sender_host_dnssec = FALSE;
059ec3d9
PH		 1164uschar *sender_host_name = NULL;
1165int sender_host_port = 0;
1166BOOL sender_host_notsocket = FALSE;
1167BOOL sender_host_unknown = FALSE;
1168uschar *sender_ident = NULL;
1169BOOL sender_local = FALSE;
2fe1a124 1170BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1171uschar *sender_rate = NULL;
1172uschar *sender_rate_limit = NULL;
1173uschar *sender_rate_period = NULL;
059ec3d9
PH		 1174uschar *sender_rcvhost = NULL;
1175BOOL sender_set_untrusted = FALSE;
1176uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1177uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1178address_item *sender_verified_list = NULL;
1179address_item *sender_verified_failed = NULL;
1180int sender_verified_rc = -1;
1181BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1182uschar *sending_ip_address = NULL;
1183int sending_port = -1;
cd59ab18 1184SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9
PH		 1185uschar **sighup_argv = NULL;
1186int smtp_accept_count = 0;
1187BOOL smtp_accept_keepalive = TRUE;
1188int smtp_accept_max = 20;
1189int smtp_accept_max_nonmail= 10;
1190uschar *smtp_accept_max_nonmail_hosts = US"*";
1191int smtp_accept_max_per_connection = 1000;
1192uschar *smtp_accept_max_per_host = NULL;
1193int smtp_accept_queue = 0;
1194int smtp_accept_queue_per_connection = 10;
1195int smtp_accept_reserve = 0;
1196uschar *smtp_active_hostname = NULL;
1197BOOL smtp_authenticated = FALSE;
1f5b4c3d 1198uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1199 "Exim $version_number $tod_full"
1200 "\0<---------------Space to patch smtp_banner->";
1201BOOL smtp_batched_input = FALSE;
1202BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1203int smtp_ch_index = 0;
3ee512ff
PH		 1204uschar *smtp_cmd_argument = NULL;
1205uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1206time_t smtp_connection_start = 0;
1207uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1208int smtp_connect_backlog = 20;
1209double smtp_delay_mail = 0.0;
1210double smtp_delay_rcpt = 0.0;
1211BOOL smtp_enforce_sync = TRUE;
1212FILE *smtp_in = NULL;
1213BOOL smtp_input = FALSE;
1214int smtp_load_reserve = -1;
1215int smtp_mailcmd_count = 0;
1216FILE *smtp_out = NULL;
1217uschar *smtp_etrn_command = NULL;
1218BOOL smtp_etrn_serialize = TRUE;
1219int smtp_max_synprot_errors= 3;
1220int smtp_max_unknown_commands = 3;
8f128379 1221uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1222uschar *smtp_ratelimit_hosts = NULL;
1223uschar *smtp_ratelimit_mail = NULL;
1224uschar *smtp_ratelimit_rcpt = NULL;
1225uschar *smtp_read_error = US"";
1226int smtp_receive_timeout = 5*60;
1227uschar *smtp_reserve_hosts = NULL;
1228BOOL smtp_return_error_details = FALSE;
1229int smtp_rlm_base = 0;
1230double smtp_rlm_factor = 0.0;
1231int smtp_rlm_limit = 0;
1232int smtp_rlm_threshold = INT_MAX;
1233int smtp_rlr_base = 0;
1234double smtp_rlr_factor = 0.0;
1235int smtp_rlr_limit = 0;
1236int smtp_rlr_threshold = INT_MAX;
1237BOOL smtp_use_pipelining = FALSE;
1238BOOL smtp_use_size = FALSE;
8523533c
TK		 1239
1240#ifdef WITH_CONTENT_SCAN
1241uschar *spamd_address = US"127.0.0.1 783";
1242uschar *spam_bar = NULL;
1243uschar *spam_report = NULL;
1244uschar *spam_score = NULL;
1245uschar *spam_score_int = NULL;
1246#endif
1247#ifdef EXPERIMENTAL_SPF
65a7d8c3 1248uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1249uschar *spf_header_comment = NULL;
1250uschar *spf_received = NULL;
1251uschar *spf_result = NULL;
1252uschar *spf_smtp_comment = NULL;
1253#endif
1254
059ec3d9
PH		 1255BOOL split_spool_directory = FALSE;
1256uschar *spool_directory = US SPOOL_DIRECTORY
1257 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1258#ifdef EXPERIMENTAL_SRS
1259uschar *srs_config = NULL;
1260uschar *srs_db_address = NULL;
1261uschar *srs_db_key = NULL;
384152a6
TK		 1262int srs_hashlength = 6;
1263int srs_hashmin = -1;
1264int srs_maxage = 31;
8523533c
TK		 1265uschar *srs_orig_recipient = NULL;
1266uschar *srs_orig_sender = NULL;
1267uschar *srs_recipient = NULL;
384152a6 1268uschar *srs_secrets = NULL;
8523533c 1269uschar *srs_status = NULL;
384152a6
TK		 1270BOOL srs_usehash = TRUE;
1271BOOL srs_usetimestamp = TRUE;
8e669ac1 1272#endif
38a0a95f 1273BOOL strict_acl_vars = FALSE;
059ec3d9 1274int string_datestamp_offset= -1;
f1e5fef5
PP		 1275int string_datestamp_length= 0;
1276int string_datestamp_type = -1;
059ec3d9
PH		 1277BOOL strip_excess_angle_brackets = FALSE;
1278BOOL strip_trailing_dot = FALSE;
1279uschar *submission_domain = NULL;
1280BOOL submission_mode = FALSE;
2fe1a124 1281uschar *submission_name = NULL;
8800895a 1282BOOL suppress_local_fixups = FALSE;
f4ee74ac 1283BOOL suppress_local_fixups_default = FALSE;
059ec3d9
PH		 1284BOOL synchronous_delivery = FALSE;
1285BOOL syslog_duplication = TRUE;
1286int syslog_facility = LOG_MAIL;
1287uschar *syslog_processname = US"exim";
1288BOOL syslog_timestamp = TRUE;
1289uschar *system_filter = NULL;
1290
1291uschar *system_filter_directory_transport = NULL;
1292uschar *system_filter_file_transport = NULL;
1293uschar *system_filter_pipe_transport = NULL;
1294uschar *system_filter_reply_transport = NULL;
1295
1296gid_t system_filter_gid = 0;
1297BOOL system_filter_gid_set = FALSE;
79d4bc3d 1298uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1299BOOL system_filter_uid_set = FALSE;
1300BOOL system_filtering = FALSE;
1301
1302BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1303#ifdef USE_TCP_WRAPPERS
1304uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1305#endif
8669f003 1306int test_harness_load_avg = 0;
059ec3d9
PH		 1307int thismessage_size_limit = 0;
1308int timeout_frozen_after = 0;
1309BOOL timestamps_utc = FALSE;
1310
d68218c7
JH		 1311#ifdef EXPERIMENTAL_TPDA
1312int tpda_defer_errno = 0;
1313uschar *tpda_defer_errstr = NULL;
1314uschar *tpda_delivery_ip = NULL;
1315int tpda_delivery_port = 0;
1316uschar *tpda_delivery_fqdn = NULL;
1317uschar *tpda_delivery_local_part= NULL;
1318uschar *tpda_delivery_domain = NULL;
1319uschar *tpda_delivery_confirmation = NULL;
1320#endif
1321
059ec3d9
PH		 1322transport_instance *transports = NULL;
1323
1324transport_instance transport_defaults = {
1325 NULL, /* chain pointer */
1326 NULL, /* name */
1327 NULL, /* info */
1328 NULL, /* private options block pointer */
1329 NULL, /* driver name */
1330 NULL, /* setup entry point */
1331 1, /* batch_max */
1332 NULL, /* batch_id */
1333 NULL, /* home_dir */
1334 NULL, /* current_dir */
1335 TRUE, /* multi-domain */
1336 FALSE, /* overrides_hosts */
1337 100, /* max_addresses */
1338 500, /* connection_max_messages */
1339 FALSE, /* deliver_as_creator */
1340 FALSE, /* disable_logging */
1341 FALSE, /* initgroups */
1342 FALSE, /* uid_set */
1343 FALSE, /* gid_set */
1344 (uid_t)(-1), /* uid */
1345 (gid_t)(-1), /* gid */
1346 NULL, /* expand_uid */
1347 NULL, /* expand_gid */
1348 NULL, /* warn_message */
1349 NULL, /* shadow */
1350 NULL, /* shadow_condition */
1351 NULL, /* filter_command */
1352 NULL, /* add_headers */
1353 NULL, /* remove_headers */
1354 NULL, /* return_path */
1355 NULL, /* debug_string */
1356 NULL, /* message_size_limit */
1357 NULL, /* headers_rewrite */
1358 NULL, /* rewrite_rules */
1359 0, /* rewrite_existflags */
1360 300, /* filter_timeout */
1361 FALSE, /* body_only */
1362 FALSE, /* delivery_date_add */
1363 FALSE, /* envelope_to_add */
1364 FALSE, /* headers_only */
1365 FALSE, /* rcpt_include_affixes */
1366 FALSE, /* return_path_add */
1367 FALSE, /* return_output */
1368 FALSE, /* return_fail_output */
1369 FALSE, /* log_output */
1370 FALSE, /* log_fail_output */
1371 FALSE, /* log_defer_output */
1372 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1373 1 nor 0 so can detect unset */
1374};
1375
1376int transport_count;
181d9bf8 1377uschar *transport_name = NULL;
332f5cf3 1378int transport_newlines;
059ec3d9
PH		 1379uschar **transport_filter_argv = NULL;
1380int transport_filter_timeout;
2e2a30b4 1381BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1382int transport_write_timeout= 0;
1383
1384tree_node *tree_dns_fails = NULL;
1385tree_node *tree_duplicates = NULL;
1386tree_node *tree_nonrecipients = NULL;
1387tree_node *tree_unusable = NULL;
1388
1389BOOL trusted_caller = FALSE;
e2f5dc15 1390BOOL trusted_config = TRUE;
059ec3d9
PH		 1391gid_t *trusted_groups = NULL;
1392uid_t *trusted_users = NULL;
1393uschar *timezone_string = US TIMEZONE_DEFAULT;
1394
1395uschar *unknown_login = NULL;
1396uschar *unknown_username = NULL;
1397uschar *untrusted_set_sender = NULL;
1398
1399/* A regex for matching a "From_" line in an incoming message, in the form
1400
1401 From ph10 Fri Jan 5 12:35 GMT 1996
1402
1403which the "mail" commands send to the MTA (undocumented, of course), or in
1404the form
1405
1406 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1407
1408which is apparently used by some UUCPs, despite it not being in RFC 976.
1409Because of variations in time formats, just match up to the minutes. That
1410should be sufficient. Examples have been seen of time fields like 12:1:03,
1411so just require one digit for hours and minutes. The weekday is also absent
1412in some forms. */
1413
1414uschar *uucp_from_pattern = US
1415 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1416 "(?:" /* Non-extracting bracket */
1417 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1418 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1419 ")" /* End alternation */
1420 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1421
1422uschar *uucp_from_sender = US"$1";
1423
1424uschar *warn_message_file = NULL;
1425uschar *warnmsg_delay = NULL;
1426uschar *warnmsg_recipients = NULL;
1427BOOL write_rejectlog = TRUE;
1428
f45100a3 1429uschar *version_copyright =
a11efec0
PP		 1430 US"Copyright (c) University of Cambridge, 1995 - 2014\n"
1431 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2014";
059ec3d9
PH		 1432uschar *version_date = US"?";
1433uschar *version_cnumber = US"????";
1434uschar *version_string = US"?";
1435
1436int warning_count = 0;
1437
1438/* End of globals.c */
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