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TLS authenticator
[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		 137uschar *dsn_envid = NULL;
138int dsn_ret = 0;
139const pcre *regex_DSN = NULL;
140BOOL smtp_use_dsn = FALSE;
141uschar *dsn_advertise_hosts = NULL;
059ec3d9
PH		 142
143#ifdef SUPPORT_TLS
e6060e2c 144BOOL gnutls_compat_mode = FALSE;
2519e60d 145BOOL gnutls_allow_auto_pkcs11 = FALSE;
83da1223
PH		 146uschar *gnutls_require_mac = NULL;
147uschar *gnutls_require_kx = NULL;
148uschar *gnutls_require_proto = NULL;
77bb000f 149uschar *openssl_options = NULL;
059ec3d9
PH		 150const pcre *regex_STARTTLS = NULL;
151uschar *tls_advertise_hosts = NULL; /* This is deliberate */
152uschar *tls_certificate = NULL;
153uschar *tls_crl = NULL;
3375e053
PP		 154/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
155that's the interop problem which has been observed: GnuTLS suggesting a higher
156bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
157int tls_dh_max_bits = 2236;
059ec3d9 158uschar *tls_dhparam = NULL;
f2de3a33 159#ifndef DISABLE_OCSP
3f7eeb86
PP		 160uschar *tls_ocsp_file = NULL;
161#endif
059ec3d9
PH		 162BOOL tls_offered = FALSE;
163uschar *tls_privatekey = NULL;
164BOOL tls_remember_esmtp = FALSE;
165uschar *tls_require_ciphers = NULL;
166uschar *tls_try_verify_hosts = NULL;
0e0f3f56 167uschar *tls_verify_certificates= US"system";
059ec3d9
PH		 168uschar *tls_verify_hosts = NULL;
169#endif
170
8ccd00b1 171#ifndef DISABLE_PRDR
fd98a5c6
JH		 172/* Per Recipient Data Response variables */
173BOOL prdr_enable = FALSE;
174BOOL prdr_requested = FALSE;
175const pcre *regex_PRDR = NULL;
176#endif
059ec3d9 177
7ade712c
JH		 178#ifdef EXPERIMENTAL_INTERNATIONAL
179const pcre *regex_UTF8 = NULL;
180#endif
181
059ec3d9
PH		 182/* Input-reading functions for messages, so we can use special ones for
183incoming TCP/IP. The defaults use stdin. We never need these for any
184stand-alone tests. */
185
186#ifndef STAND_ALONE
187int (*receive_getc)(void) = stdin_getc;
188int (*receive_ungetc)(int) = stdin_ungetc;
189int (*receive_feof)(void) = stdin_feof;
190int (*receive_ferror)(void) = stdin_ferror;
58eb016e 191BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 192#endif
193
194
195/* List of per-address expansion variables for clearing and saving/restoring
196when verifying one address while routing/verifying another. We have to have
197the size explicit, because it is referenced from more than one module. */
198
55414b25
JH		 199const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
200 CUSS &deliver_address_data,
201 CUSS &deliver_domain,
202 CUSS &deliver_domain_data,
203 CUSS &deliver_domain_orig,
204 CUSS &deliver_domain_parent,
205 CUSS &deliver_localpart,
206 CUSS &deliver_localpart_data,
207 CUSS &deliver_localpart_orig,
208 CUSS &deliver_localpart_parent,
209 CUSS &deliver_localpart_prefix,
210 CUSS &deliver_localpart_suffix,
211 CUSS (uschar **)(&deliver_recipients),
212 CUSS &deliver_host,
213 CUSS &deliver_home,
214 CUSS &address_file,
215 CUSS &address_pipe,
216 CUSS &self_hostname,
059ec3d9
PH		 217 NULL };
218
219int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
220
221/* General global variables */
222
71fafd95 223header_line *acl_added_headers = NULL;
059ec3d9 224tree_node *acl_anchor = NULL;
525239c1
JH		 225uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
226 NULL, NULL, NULL, NULL};
227int acl_narg = 0;
8f128379 228
059ec3d9 229uschar *acl_not_smtp = NULL;
54cdb463
PH		 230#ifdef WITH_CONTENT_SCAN
231uschar *acl_not_smtp_mime = NULL;
232#endif
45b91596 233uschar *acl_not_smtp_start = NULL;
e7568d51 234uschar *acl_removed_headers = NULL;
059ec3d9
PH		 235uschar *acl_smtp_auth = NULL;
236uschar *acl_smtp_connect = NULL;
237uschar *acl_smtp_data = NULL;
8ccd00b1 238#ifndef DISABLE_PRDR
ad07e9ad 239uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 240#endif
80a47a2c
TK		 241#ifndef DISABLE_DKIM
242uschar *acl_smtp_dkim = NULL;
243#endif
059ec3d9
PH		 244uschar *acl_smtp_etrn = NULL;
245uschar *acl_smtp_expn = NULL;
246uschar *acl_smtp_helo = NULL;
247uschar *acl_smtp_mail = NULL;
248uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 249#ifdef WITH_CONTENT_SCAN
250uschar *acl_smtp_mime = NULL;
251#endif
8f128379 252uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 253uschar *acl_smtp_predata = NULL;
254uschar *acl_smtp_quit = NULL;
255uschar *acl_smtp_rcpt = NULL;
256uschar *acl_smtp_starttls = NULL;
257uschar *acl_smtp_vrfy = NULL;
8f128379 258
059ec3d9 259BOOL acl_temp_details = FALSE;
38a0a95f
PH		 260tree_node *acl_var_c = NULL;
261tree_node *acl_var_m = NULL;
059ec3d9 262uschar *acl_verify_message = NULL;
059ec3d9
PH		 263string_item *acl_warn_logged = NULL;
264
265/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
266error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
267
268uschar *acl_wherenames[] = { US"RCPT",
269 US"MAIL",
270 US"PREDATA",
8523533c 271 US"MIME",
80a47a2c 272 US"DKIM",
059ec3d9 273 US"DATA",
8ccd00b1 274#ifndef DISABLE_PRDR
fd98a5c6
JH		 275 US"PRDR",
276#endif
059ec3d9
PH		 277 US"non-SMTP",
278 US"AUTH",
279 US"connection",
280 US"ETRN",
281 US"EXPN",
282 US"EHLO or HELO",
283 US"MAILAUTH",
45b91596 284 US"non-SMTP-start",
8f128379 285 US"NOTQUIT",
059ec3d9
PH		 286 US"QUIT",
287 US"STARTTLS",
723c72e6 288 US"VRFY",
faa05a93
JH		 289 US"delivery",
290 US"unknown"
059ec3d9
PH		 291 };
292
a5bd321b
PH		 293uschar *acl_wherecodes[] = { US"550", /* RCPT */
294 US"550", /* MAIL */
295 US"550", /* PREDATA */
296 US"550", /* MIME */
80a47a2c 297 US"550", /* DKIM */
a5bd321b 298 US"550", /* DATA */
8ccd00b1 299#ifndef DISABLE_PRDR
fd98a5c6
JH		 300 US"550", /* RCPT PRDR */
301#endif
a5bd321b
PH		 302 US"0", /* not SMTP; not relevant */
303 US"503", /* AUTH */
304 US"550", /* connect */
305 US"458", /* ETRN */
306 US"550", /* EXPN */
307 US"550", /* HELO/EHLO */
308 US"0", /* MAILAUTH; not relevant */
309 US"0", /* not SMTP; not relevant */
8f128379 310 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 311 US"0", /* QUIT; not relevant */
312 US"550", /* STARTTLS */
723c72e6 313 US"252", /* VRFY */
faa05a93 314 US"0", /* delivery; not relevant */
723c72e6 315 US"0" /* unknown; not relevant */
059ec3d9 316 };
8e669ac1 317
69358f02
PH		 318BOOL active_local_from_check = FALSE;
319BOOL active_local_sender_retain = FALSE;
3c0a92dc 320int body_8bitmime = 0;
9cbad13b 321BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
059ec3d9
PH		 322address_item *addr_duplicate = NULL;
323
324address_item address_defaults = {
325 NULL, /* next */
326 NULL, /* parent */
327 NULL, /* first */
328 NULL, /* dupof */
329 NULL, /* start_router */
330 NULL, /* router */
331 NULL, /* transport */
332 NULL, /* host_list */
333 NULL, /* host_used */
334 NULL, /* fallback_hosts */
335 NULL, /* reply */
336 NULL, /* retries */
337 NULL, /* address */
338 NULL, /* unique */
339 NULL, /* cc_local_part */
340 NULL, /* lc_local_part */
341 NULL, /* local_part */
342 NULL, /* prefix */
343 NULL, /* suffix */
344 NULL, /* domain */
345 NULL, /* address_retry_key */
346 NULL, /* domain_retry_key */
347 NULL, /* current_dir */
348 NULL, /* home_dir */
349 NULL, /* message */
350 NULL, /* user_message */
351 NULL, /* onetime_parent */
352 NULL, /* pipe_expandn */
353 NULL, /* return_filename */
354 NULL, /* self_hostname */
355 NULL, /* shadow_message */
356 #ifdef SUPPORT_TLS
357 NULL, /* cipher */
9d1c15ef
JH		 358 NULL, /* ourcert */
359 NULL, /* peercert */
059ec3d9 360 NULL, /* peerdn */
018058b2 361 OCSP_NOT_REQ, /* ocsp */
059ec3d9 362 #endif
018c60d7
JH		 363 NULL, /* authenticator */
364 NULL, /* auth_id */
365 NULL, /* auth_sndr */
6c1c3d1d
WB		 366 NULL, /* dsn_orcpt */
367 0, /* dsn_flags */
368 0, /* dsn_aware */
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 */
7ade712c
JH		 390#endif
391#ifdef EXPERIMENTAL_INTERNATIONAL
392 FALSE, /* utf8 */
384152a6 393#endif
059ec3d9
PH		 394 }
395};
396
397uschar *address_file = NULL;
398uschar *address_pipe = NULL;
399BOOL address_test_mode = FALSE;
400tree_node *addresslist_anchor = NULL;
401int addresslist_count = 0;
402gid_t *admin_groups = NULL;
403BOOL admin_user = FALSE;
c46782ef 404BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 405BOOL allow_domain_literals = FALSE;
406BOOL allow_mx_to_ip = FALSE;
407BOOL allow_unqualified_recipient = TRUE; /* For local messages */
408BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
409BOOL allow_utf8_domains = FALSE;
2d07a215 410uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 411uschar *authenticated_id = NULL;
412uschar *authenticated_sender = NULL;
413BOOL authentication_failed = FALSE;
414auth_instance *auths = NULL;
415uschar *auth_advertise_hosts = US"*";
416auth_instance auth_defaults = {
417 NULL, /* chain pointer */
418 NULL, /* name */
419 NULL, /* info */
420 NULL, /* private options block pointer */
421 NULL, /* driver_name */
422 NULL, /* advertise_condition */
6c512171 423 NULL, /* client_condition */
059ec3d9
PH		 424 NULL, /* public_name */
425 NULL, /* set_id */
c8e2fc1e 426 NULL, /* set_client_id */
059ec3d9
PH		 427 NULL, /* server_mail_auth_condition */
428 NULL, /* server_debug_string */
16ff981e 429 NULL, /* server_condition */
059ec3d9
PH		 430 FALSE, /* client */
431 FALSE, /* server */
432 FALSE /* advertised */
433};
434
435uschar *auth_defer_msg = US"reason not recorded";
436uschar *auth_defer_user_msg = US"";
f78eb7c6 437uschar *auth_vars[AUTH_VARS];
059ec3d9 438int auto_thaw = 0;
8523533c 439#ifdef WITH_CONTENT_SCAN
9e949f00 440BOOL av_failed = FALSE;
8523533c
TK		 441uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
442#endif
059ec3d9
PH		 443
444BOOL background_daemon = TRUE;
9a799bc0
PH		 445
446#if BASE_62 == 62
059ec3d9
PH		 447uschar *base62_chars=
448 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 449#else
450uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
451#endif
452
059ec3d9
PH		 453uschar *bi_command = NULL;
454uschar *big_buffer = NULL;
455int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 456#ifdef EXPERIMENTAL_BRIGHTMAIL
457uschar *bmi_alt_location = NULL;
458uschar *bmi_base64_tracker_verdict = NULL;
459uschar *bmi_base64_verdict = NULL;
460uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
461int bmi_deliver = 1;
462int bmi_run = 0;
463uschar *bmi_verdicts = NULL;
464#endif
059ec3d9
PH		 465int body_linecount = 0;
466int body_zerocount = 0;
467uschar *bounce_message_file = NULL;
468uschar *bounce_message_text = NULL;
469uschar *bounce_recipient = NULL;
470BOOL bounce_return_body = TRUE;
471BOOL bounce_return_message = TRUE;
472int bounce_return_size_limit = 100*1024;
473uschar *bounce_sender_authentication = NULL;
474int bsmtp_transaction_linecount = 0;
475
476int callout_cache_domain_positive_expire = 7*24*60*60;
477int callout_cache_domain_negative_expire = 3*60*60;
478int callout_cache_positive_expire = 24*60*60;
479int callout_cache_negative_expire = 2*60*60;
480uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 481uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
059ec3d9
PH		 482int check_log_inodes = 0;
483int check_log_space = 0;
a0d6ba8a 484BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 485int check_spool_inodes = 0;
486int check_spool_space = 0;
6f123593
JH		 487uschar *client_authenticator = NULL;
488uschar *client_authenticated_id = NULL;
c8e2fc1e 489uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 490int clmacro_count = 0;
491uschar *clmacros[MAX_CLMACROS];
492BOOL config_changed = FALSE;
493FILE *config_file = NULL;
494uschar *config_filename = NULL;
495int config_lineno = 0;
35edf2ff
PH		 496#ifdef CONFIGURE_GROUP
497gid_t config_gid = CONFIGURE_GROUP;
498#endif
059ec3d9
PH		 499uschar *config_main_filelist = US CONFIGURE_FILE
500 "\0<-----------Space to patch configure_filename->";
501uschar *config_main_filename = NULL;
98b8312f 502uschar *config_main_directory = NULL;
059ec3d9
PH		 503
504#ifdef CONFIGURE_OWNER
505uid_t config_uid = CONFIGURE_OWNER;
506#endif
507
508int connection_max_messages= -1;
509uschar *continue_hostname = NULL;
510uschar *continue_host_address = NULL;
511BOOL continue_more = FALSE;
512int continue_sequence = 1;
513uschar *continue_transport = NULL;
514
e5a9dba6 515uschar *csa_status = NULL;
5032d1cf
JH		 516cut_t cutthrough = {
517 FALSE, /* delivery: when to attempt */
518 -1, /* fd: open connection */
519 0, /* nrcpt: number of addresses */
520};
e5a9dba6 521
059ec3d9
PH		 522BOOL daemon_listen = FALSE;
523uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 524int daemon_startup_retries = 9;
525int daemon_startup_sleep = 30;
6a8f9482
TK		 526
527#ifdef EXPERIMENTAL_DCC
528BOOL dcc_direct_add_header = FALSE;
529uschar *dcc_header = NULL;
530uschar *dcc_result = NULL;
531uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
532uschar *dccifd_options = US"header";
533#endif
534
3d235903 535BOOL debug_daemon = FALSE;
059ec3d9
PH		 536int debug_fd = -1;
537FILE *debug_file = NULL;
538bit_table debug_options[] = {
539 { US"acl", D_acl },
540 { US"all", D_all },
541 { US"auth", D_auth },
542 { US"deliver", D_deliver },
543 { US"dns", D_dns },
544 { US"dnsbl", D_dnsbl },
545 { US"exec", D_exec },
546 { US"expand", D_expand },
547 { US"filter", D_filter },
548 { US"hints_lookup", D_hints_lookup },
549 { US"host_lookup", D_host_lookup },
550 { US"ident", D_ident },
551 { US"interface", D_interface },
552 { US"lists", D_lists },
553 { US"load", D_load },
554 { US"local_scan", D_local_scan },
555 { US"lookup", D_lookup },
556 { US"memory", D_memory },
557 { US"pid", D_pid },
558 { US"process_info", D_process_info },
559 { US"queue_run", D_queue_run },
560 { US"receive", D_receive },
561 { US"resolver", D_resolver },
562 { US"retry", D_retry },
563 { US"rewrite", D_rewrite },
564 { US"route", D_route },
565 { US"timestamp", D_timestamp },
566 { US"tls", D_tls },
567 { US"transport", D_transport },
568 { US"uid", D_uid },
569 { US"verify", D_verify }
570};
571int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
572unsigned int debug_selector = 0;
573int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 574uschar *delay_warning_condition=
575 US"${if or {"
e85a7ad5 576 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 577 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
578 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
579 "} {no}{yes}}";
059ec3d9
PH		 580BOOL delivery_date_remove = TRUE;
581uschar *deliver_address_data = NULL;
582int deliver_datafile = -1;
55414b25 583const uschar *deliver_domain = NULL;
059ec3d9 584uschar *deliver_domain_data = NULL;
55414b25
JH		 585const uschar *deliver_domain_orig = NULL;
586const uschar *deliver_domain_parent = NULL;
059ec3d9
PH		 587BOOL deliver_drop_privilege = FALSE;
588BOOL deliver_firsttime = FALSE;
589BOOL deliver_force = FALSE;
590BOOL deliver_freeze = FALSE;
19050083 591time_t deliver_frozen_at = 0;
059ec3d9 592uschar *deliver_home = NULL;
55414b25
JH		 593const uschar *deliver_host = NULL;
594const uschar *deliver_host_address = NULL;
a7538db1 595int deliver_host_port = 0;
059ec3d9
PH		 596uschar *deliver_in_buffer = NULL;
597ino_t deliver_inode = 0;
598uschar *deliver_localpart = NULL;
599uschar *deliver_localpart_data = NULL;
600uschar *deliver_localpart_orig = NULL;
601uschar *deliver_localpart_parent = NULL;
602uschar *deliver_localpart_prefix = NULL;
603uschar *deliver_localpart_suffix = NULL;
604BOOL deliver_force_thaw = FALSE;
605BOOL deliver_manual_thaw = FALSE;
606uschar *deliver_out_buffer = NULL;
607int deliver_queue_load_max = -1;
608address_item *deliver_recipients = NULL;
609uschar *deliver_selectstring = NULL;
610BOOL deliver_selectstring_regex = FALSE;
611uschar *deliver_selectstring_sender = NULL;
612BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 613#ifdef WITH_OLD_DEMIME
614int demime_errorlevel = 0;
615int demime_ok = 0;
616uschar *demime_reason = NULL;
617#endif
4c590bd1 618BOOL disable_callout_flush = FALSE;
047bdd8c 619BOOL disable_delay_flush = FALSE;
54fc8428
PH		 620#ifdef ENABLE_DISABLE_FSYNC
621BOOL disable_fsync = FALSE;
622#endif
7e66e54d 623BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 624BOOL disable_logging = FALSE;
625
80a47a2c 626#ifndef DISABLE_DKIM
2df588c9 627uschar *dkim_cur_signer = NULL;
9e5d6b55 628uschar *dkim_signers = NULL;
f7572e5a
TK		 629uschar *dkim_signing_domain = NULL;
630uschar *dkim_signing_selector = NULL;
9e5d6b55 631uschar *dkim_verify_signers = US"$dkim_signers";
80a47a2c
TK		 632BOOL dkim_collect_input = FALSE;
633BOOL dkim_disable_verify = FALSE;
f7572e5a 634#endif
4840604e 635#ifdef EXPERIMENTAL_DMARC
4a8ce2d8 636BOOL dmarc_has_been_checked = FALSE;
4840604e 637uschar *dmarc_ar_header = NULL;
8c8b8274 638uschar *dmarc_domain_policy = NULL;
4840604e
TL		 639uschar *dmarc_forensic_sender = NULL;
640uschar *dmarc_history_file = NULL;
641uschar *dmarc_status = NULL;
642uschar *dmarc_status_text = NULL;
643uschar *dmarc_tld_file = NULL;
644uschar *dmarc_used_domain = NULL;
645BOOL dmarc_disable_verify = FALSE;
646BOOL dmarc_enable_forensic = FALSE;
647#endif
f7572e5a 648
059ec3d9 649uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 650int dns_csa_search_limit = 5;
651BOOL dns_csa_use_reverse = TRUE;
e682570f
TL		 652#ifdef EXPERIMENTAL_DANE
653int dns_dane_ok = -1;
654#endif
059ec3d9
PH		 655uschar *dns_ipv4_lookup = NULL;
656int dns_retrans = 0;
657int dns_retry = 0;
0fbd9bff 658int dns_dnssec_ok = -1; /* <0 = not coerced */
e97d1f08 659int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 660uschar *dnslist_domain = NULL;
93655c46 661uschar *dnslist_matched = NULL;
059ec3d9
PH		 662uschar *dnslist_text = NULL;
663uschar *dnslist_value = NULL;
664tree_node *domainlist_anchor = NULL;
665int domainlist_count = 0;
666BOOL dont_deliver = FALSE;
667BOOL dot_ends = TRUE;
668BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 669uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 670
671BOOL enable_dollar_recipients = FALSE;
672BOOL envelope_to_remove = TRUE;
673int errno_quota = ERRNO_QUOTA;
674uschar *errors_copy = NULL;
675int error_handling = ERRORS_SENDER;
676uschar *errors_reply_to = NULL;
677int errors_sender_rc = EXIT_FAILURE;
723fe533
JH		 678#ifdef EXPERIMENTAL_EVENT
679uschar *event_action = NULL; /* expansion for delivery events */
680uschar *event_data = NULL; /* auxilary data variable for event */
681int event_defer_errno = 0;
55414b25 682const uschar *event_name = NULL; /* event name variable */
723fe533
JH		 683#endif
684
059ec3d9
PH		 685
686gid_t exim_gid = EXIM_GID;
687BOOL exim_gid_set = TRUE; /* This gid is always set */
688uschar *exim_path = US BIN_DIRECTORY "/exim"
689 "\0<---------------Space to patch exim_path->";
690uid_t exim_uid = EXIM_UID;
691BOOL exim_uid_set = TRUE; /* This uid is always set */
692int expand_forbid = 0;
693int expand_nlength[EXPAND_MAXN+1];
694int expand_nmax = -1;
695uschar *expand_nstring[EXPAND_MAXN+1];
696BOOL expand_string_forcedfail = FALSE;
697uschar *expand_string_message;
698BOOL extract_addresses_remove_arguments = TRUE;
699uschar *extra_local_interfaces = NULL;
700
29aba418 701int fake_response = OK;
0e22dfd1
PH		 702uschar *fake_response_text = US"Your message has been rejected but is "
703 "being kept for evaluation.\nIf it was a "
704 "legitimate message, it may still be "
705 "delivered to the target recipient(s).";
059ec3d9
PH		 706int filter_n[FILTER_VARIABLE_COUNT];
707BOOL filter_running = FALSE;
708int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 709int filter_test = FTEST_NONE;
710uschar *filter_test_sfile = NULL;
711uschar *filter_test_ufile = NULL;
059ec3d9
PH		 712uschar *filter_thisaddress = NULL;
713int finduser_retries = 0;
8523533c
TK		 714#ifdef WITH_OLD_DEMIME
715uschar *found_extension = NULL;
716#endif
059ec3d9
PH		 717uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
718uschar *freeze_tell = NULL;
6a3f1455 719uschar *freeze_tell_config = NULL;
059ec3d9
PH		 720uschar *fudged_queue_times = US"";
721
722uschar *gecos_name = NULL;
723uschar *gecos_pattern = NULL;
724rewrite_rule *global_rewrite_rules = NULL;
725
726uschar *headers_charset = US HEADERS_CHARSET;
727int header_insert_maxlen = 64 * 1024;
728header_line *header_last = NULL;
729header_line *header_list = NULL;
730int header_maxsize = HEADER_MAXSIZE;
731int header_line_maxsize = 0;
732
733header_name header_names[] = {
734 { US"bcc", 3, TRUE, htype_bcc },
735 { US"cc", 2, TRUE, htype_cc },
736 { US"date", 4, TRUE, htype_date },
737 { US"delivery-date", 13, FALSE, htype_delivery_date },
738 { US"envelope-to", 11, FALSE, htype_envelope_to },
739 { US"from", 4, TRUE, htype_from },
740 { US"message-id", 10, TRUE, htype_id },
741 { US"received", 8, FALSE, htype_received },
742 { US"reply-to", 8, FALSE, htype_reply_to },
743 { US"return-path", 11, FALSE, htype_return_path },
744 { US"sender", 6, TRUE, htype_sender },
745 { US"subject", 7, FALSE, htype_subject },
746 { US"to", 2, TRUE, htype_to }
747};
748
749int header_names_size = sizeof(header_names)/sizeof(header_name);
750
751BOOL header_rewritten = FALSE;
752uschar *helo_accept_junk_hosts = NULL;
753uschar *helo_allow_chars = US"";
754uschar *helo_lookup_domains = US"@ : @[]";
755uschar *helo_try_verify_hosts = NULL;
756BOOL helo_verified = FALSE;
d7b47fd0 757BOOL helo_verify_failed = FALSE;
059ec3d9 758uschar *helo_verify_hosts = NULL;
1ba28e2b 759const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH		 760uschar *hold_domains = NULL;
761BOOL host_checking = FALSE;
762BOOL host_checking_callout = FALSE;
763uschar *host_data = NULL;
764BOOL host_find_failed_syntax= FALSE;
765uschar *host_lookup = NULL;
b08b24c8 766BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 767BOOL host_lookup_failed = FALSE;
768uschar *host_lookup_order = US"bydns:byaddr";
769uschar *host_lookup_msg = US"";
770int host_number = 0;
771uschar *host_number_string = NULL;
772uschar *host_reject_connection = NULL;
773tree_node *hostlist_anchor = NULL;
774int hostlist_count = 0;
775uschar *hosts_treat_as_local = NULL;
776uschar *hosts_connection_nolog = NULL;
777
778int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
779BOOL ignore_fromline_local = FALSE;
780uschar *ignore_fromline_hosts = NULL;
9ee44efb
PP		 781BOOL inetd_wait_mode = FALSE;
782int inetd_wait_timeout = -1;
059ec3d9
PH		 783uschar *interface_address = NULL;
784int interface_port = -1;
785BOOL is_inetd = FALSE;
0ce9abe6 786uschar *iterate_item = NULL;
059ec3d9
PH		 787
788int journal_fd = -1;
789
790int keep_malformed = 4*24*60*60; /* 4 days */
791
792uschar *eldap_dn = NULL;
793int load_average = -2;
794BOOL local_error_message = FALSE;
795BOOL local_from_check = TRUE;
796uschar *local_from_prefix = NULL;
797uschar *local_from_suffix = NULL;
798
799#if HAVE_IPV6
800uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
801#else
802uschar *local_interfaces = US"0.0.0.0";
803#endif
804
805uschar *local_scan_data = NULL;
806int local_scan_timeout = 5*60;
807BOOL local_sender_retain = FALSE;
808gid_t local_user_gid = (gid_t)(-1);
809uid_t local_user_uid = (uid_t)(-1);
810
811tree_node *localpartlist_anchor= NULL;
812int localpartlist_count = 0;
813uschar *log_buffer = NULL;
814unsigned int log_extra_selector = LX_default;
815uschar *log_file_path = US LOG_FILE_PATH
816 "\0<--------------Space to patch log_file_path->";
817
818/* Those log options with L_xxx identifiers have values less than 0x800000 and
819are the ones that get put into log_write_selector. They can be used in calls to
820log_write() to test for the bit. The options with LX_xxx identifiers have
3f0945ff 821values greater than 0x80000000 and are put into log_extra_selector (without the
059ec3d9
PH		 822top bit). They are never used in calls to log_write(), but are tested
823independently. This separation became necessary when the number of log
824selectors was getting close to filling a 32-bit word. */
825
f3f065bb
PH		 826/* Note that this list must be in alphabetical order. */
827
059ec3d9 828bit_table log_options[] = {
3c0a92dc 829 { US"8bitmime", LX_8bitmime },
49826d12 830 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 831 { US"address_rewrite", L_address_rewrite },
832 { US"all", L_all },
833 { US"all_parents", L_all_parents },
834 { US"arguments", LX_arguments },
835 { US"connection_reject", L_connection_reject },
836 { US"delay_delivery", L_delay_delivery },
837 { US"deliver_time", LX_deliver_time },
838 { US"delivery_size", LX_delivery_size },
839 { US"dnslist_defer", L_dnslist_defer },
840 { US"etrn", L_etrn },
841 { US"host_lookup_failed", L_host_lookup_failed },
842 { US"ident_timeout", LX_ident_timeout },
843 { US"incoming_interface", LX_incoming_interface },
844 { US"incoming_port", LX_incoming_port },
845 { US"lost_incoming_connection", L_lost_incoming_connection },
846 { US"outgoing_port", LX_outgoing_port },
f3f065bb 847 { US"pid", LX_pid },
a3c86431
TL		 848#ifdef EXPERIMENTAL_PROXY
849 { US"proxy", LX_proxy },
850#endif
059ec3d9
PH		 851 { US"queue_run", L_queue_run },
852 { US"queue_time", LX_queue_time },
2ac0e484 853 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 854 { US"received_recipients", LX_received_recipients },
855 { US"received_sender", LX_received_sender },
856 { US"rejected_header", LX_rejected_header },
857 { US"rejected_headers", LX_rejected_header },
858 { US"retry_defer", L_retry_defer },
859 { US"return_path_on_delivery", LX_return_path_on_delivery },
860 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 861 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 862 { US"size_reject", L_size_reject },
863 { US"skip_delivery", L_skip_delivery },
864 { US"smtp_confirmation", LX_smtp_confirmation },
865 { US"smtp_connection", L_smtp_connection },
866 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
c8e2fc1e 867 { US"smtp_mailauth", LX_smtp_mailauth },
b4ed4da0 868 { US"smtp_no_mail", LX_smtp_no_mail },
059ec3d9
PH		 869 { US"smtp_protocol_error", L_smtp_protocol_error },
870 { US"smtp_syntax_error", L_smtp_syntax_error },
871 { US"subject", LX_subject },
872 { US"tls_certificate_verified", LX_tls_certificate_verified },
873 { US"tls_cipher", LX_tls_cipher },
1130bfb0 874 { US"tls_peerdn", LX_tls_peerdn },
3f0945ff 875 { US"tls_sni", LX_tls_sni },
1130bfb0 876 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 877};
878
879int log_options_count = sizeof(log_options)/sizeof(bit_table);
6ea85e9a 880int log_reject_target = 0;
059ec3d9
PH		 881uschar *log_selector_string = NULL;
882FILE *log_stderr = NULL;
883BOOL log_testing_mode = FALSE;
884BOOL log_timezone = FALSE;
6ea85e9a 885unsigned int log_write_selector= L_default;
059ec3d9 886uschar *login_sender_address = NULL;
4e0983dc 887uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 888int lookup_open_max = 25;
889uschar *lookup_value = NULL;
890
891macro_item *macros = NULL;
892uschar *mailstore_basename = NULL;
8523533c
TK		 893#ifdef WITH_CONTENT_SCAN
894uschar *malware_name = NULL; /* Virus Name */
895#endif
d677b2f2 896int max_received_linelength= 0;
059ec3d9
PH		 897int max_username_length = 0;
898int message_age = 0;
899uschar *message_body = NULL;
900uschar *message_body_end = NULL;
ddea74fa 901BOOL message_body_newlines = FALSE;
059ec3d9
PH		 902int message_body_size = 0;
903int message_body_visible = 500;
904int message_ended = END_NOTSTARTED;
905uschar *message_headers = NULL;
906uschar *message_id;
907uschar *message_id_domain = NULL;
908uschar *message_id_text = NULL;
909struct timeval message_id_tv = { 0, 0 };
910uschar message_id_option[MESSAGE_ID_LENGTH + 3];
911uschar *message_id_external;
912int message_linecount = 0;
913BOOL message_logs = TRUE;
914int message_size = 0;
915uschar *message_size_limit = US"50M";
eb02f5df
JH		 916#ifdef EXPERIMENTAL_INTERNATIONAL
917BOOL message_smtputf8 = FALSE;
3c8b3577 918int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 919#endif
059ec3d9
PH		 920uschar message_subdir[2] = { 0, 0 };
921uschar *message_reference = NULL;
8523533c
TK		 922
923/* MIME ACL expandables */
924#ifdef WITH_CONTENT_SCAN
f7b63901 925int mime_anomaly_level = 0;
1ba28e2b 926const uschar *mime_anomaly_text = NULL;
8523533c
TK		 927uschar *mime_boundary = NULL;
928uschar *mime_charset = NULL;
929uschar *mime_content_description = NULL;
930uschar *mime_content_disposition = NULL;
931uschar *mime_content_id = NULL;
932unsigned int mime_content_size = 0;
933uschar *mime_content_transfer_encoding = NULL;
934uschar *mime_content_type = NULL;
935uschar *mime_decoded_filename = NULL;
936uschar *mime_filename = NULL;
937int mime_is_multipart = 0;
938int mime_is_coverletter = 0;
939int mime_is_rfc822 = 0;
940int mime_part_count = -1;
941#endif
942
059ec3d9
PH		 943BOOL mua_wrapper = FALSE;
944
945uid_t *never_users = NULL;
8523533c
TK		 946#ifdef WITH_CONTENT_SCAN
947BOOL no_mbox_unspool = FALSE;
948#endif
059ec3d9
PH		 949BOOL no_multiline_responses = FALSE;
950
951uid_t original_euid;
952gid_t originator_gid;
953uschar *originator_login = NULL;
954uschar *originator_name = NULL;
955uid_t originator_uid;
956uschar *override_local_interfaces = NULL;
957uschar *override_pid_file_path = NULL;
958
959BOOL parse_allow_group = FALSE;
960BOOL parse_found_group = FALSE;
961uschar *percent_hack_domains = NULL;
962uschar *pid_file_path = US PID_FILE_PATH
963 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 964BOOL pipelining_enable = TRUE;
059ec3d9
PH		 965uschar *pipelining_advertise_hosts = US"*";
966BOOL preserve_message_logs = FALSE;
967uschar *primary_hostname = NULL;
968BOOL print_topbitchars = FALSE;
969uschar process_info[PROCESS_INFO_SIZE];
921b12ca 970int process_info_len = 0;
059ec3d9
PH		 971uschar *process_log_path = NULL;
972BOOL prod_requires_admin = TRUE;
a3c86431
TL		 973
974#ifdef EXPERIMENTAL_PROXY
a3bddaa8
TL		 975uschar *proxy_host_address = US"";
976int proxy_host_port = 0;
a3c86431
TL		 977uschar *proxy_required_hosts = US"";
978BOOL proxy_session = FALSE;
979BOOL proxy_session_failed = FALSE;
eb57651e
TL		 980uschar *proxy_target_address = US"";
981int proxy_target_port = 0;
a3c86431
TL		 982#endif
983
fffda43a
TK		 984uschar *prvscheck_address = NULL;
985uschar *prvscheck_keynum = NULL;
986uschar *prvscheck_result = NULL;
987
059ec3d9 988
55414b25 989const uschar *qualify_domain_recipient = NULL;
059ec3d9
PH		 990uschar *qualify_domain_sender = NULL;
991BOOL queue_2stage = FALSE;
992uschar *queue_domains = NULL;
993int queue_interval = -1;
994BOOL queue_list_requires_admin = TRUE;
995BOOL queue_only = FALSE;
996uschar *queue_only_file = NULL;
997int queue_only_load = -1;
8669f003 998BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 999BOOL queue_only_override = TRUE;
1000BOOL queue_only_policy = FALSE;
1001BOOL queue_run_first_delivery = FALSE;
1002BOOL queue_run_force = FALSE;
1003BOOL queue_run_in_order = FALSE;
1004BOOL queue_run_local = FALSE;
1005int queue_run_max = 5;
1006pid_t queue_run_pid = (pid_t)0;
1007int queue_run_pipe = -1;
1008BOOL queue_running = FALSE;
1009BOOL queue_smtp = FALSE;
1010uschar *queue_smtp_domains = NULL;
1011
1012unsigned int random_seed = 0;
fe0dab11 1013tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1014tree_node *ratelimiters_conn = NULL;
1015tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1016uschar *raw_active_hostname = NULL;
1017uschar *raw_sender = NULL;
1018uschar **raw_recipients = NULL;
1019int raw_recipients_count = 0;
1020
1021int rcpt_count = 0;
1022int rcpt_fail_count = 0;
1023int rcpt_defer_count = 0;
1024gid_t real_gid;
1025uid_t real_uid;
1026BOOL really_exim = TRUE;
1027BOOL receive_call_bombout = FALSE;
1028int receive_linecount = 0;
1029int receive_messagecount = 0;
1030int receive_timeout = 0;
1031int received_count = 0;
1032uschar *received_for = NULL;
1033
1034/* This is the default text for Received headers generated by Exim. The
1035date will be automatically added on the end. */
1036
1037uschar *received_header_text = US
1038 "Received: "
1039 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 1040 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 1041 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1042 "by $primary_hostname "
1043 "${if def:received_protocol {with $received_protocol}} "
1044 #ifdef SUPPORT_TLS
1045 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1046 #endif
1047 "(Exim $version_number)\n\t"
3e46c1aa 1048 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1049 "id $message_exim_id"
059ec3d9
PH		 1050 "${if def:received_for {\n\tfor $received_for}}"
1051 "\0<---------------Space to patch received_header_text->";
1052
1053int received_headers_max = 30;
1054uschar *received_protocol = NULL;
1055int received_time = 0;
1056uschar *recipient_data = NULL;
1057uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1058uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 1059int recipients_count = 0;
1060BOOL recipients_discarded = FALSE;
1061recipient_item *recipients_list = NULL;
1062int recipients_list_max = 0;
1063int recipients_max = 0;
1064BOOL recipients_max_reject = FALSE;
1065const pcre *regex_AUTH = NULL;
1066const pcre *regex_check_dns_names = NULL;
1067const pcre *regex_From = NULL;
f1513293 1068const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1069const pcre *regex_PIPELINING = NULL;
1070const pcre *regex_SIZE = NULL;
a5bd321b 1071const pcre *regex_smtp_code = NULL;
059ec3d9 1072const pcre *regex_ismsgid = NULL;
a7cbbf50
PP		 1073#ifdef WHITELIST_D_MACROS
1074const pcre *regex_whitelisted_macro = NULL;
1075#endif
8523533c
TK		 1076#ifdef WITH_CONTENT_SCAN
1077uschar *regex_match_string = NULL;
1078#endif
059ec3d9
PH		 1079int remote_delivery_count = 0;
1080int remote_max_parallel = 2;
1081uschar *remote_sort_domains = NULL;
1082int retry_data_expire = 7*24*60*60;
1083int retry_interval_max = 24*60*60;
1084int retry_maximum_timeout = 0; /* set from retry config */
1085retry_config *retries = NULL;
1086uschar *return_path = NULL;
1087BOOL return_path_remove = TRUE;
1088int rewrite_existflags = 0;
f926e272
JH		 1089uschar *rfc1413_hosts = US"@[]";
1090int rfc1413_query_timeout = 0;
059ec3d9 1091/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 1092uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1093uid_t root_uid = ROOT_UID;
1094
1095router_instance *routers = NULL;
1096router_instance router_defaults = {
1097 NULL, /* chain pointer */
1098 NULL, /* name */
1099 NULL, /* info */
1100 NULL, /* private options block pointer */
1101 NULL, /* driver name */
1102
1103 NULL, /* address_data */
8523533c
TK		 1104#ifdef EXPERIMENTAL_BRIGHTMAIL
1105 NULL, /* bmi_rule */
8e669ac1 1106#endif
059ec3d9
PH		 1107 NULL, /* cannot_route_message */
1108 NULL, /* condition */
1109 NULL, /* current_directory */
1110 NULL, /* debug_string */
1111 NULL, /* domains */
1112 NULL, /* errors_to */
1113 NULL, /* expand_gid */
1114 NULL, /* expand_uid */
1115 NULL, /* expand_more */
1116 NULL, /* expand_unseen */
1117 NULL, /* extra_headers */
1118 NULL, /* fallback_hosts */
1119 NULL, /* home_directory */
1120 NULL, /* ignore_target_hosts */
1121 NULL, /* local_parts */
1122 NULL, /* pass_router_name */
1123 NULL, /* prefix */
1124 NULL, /* redirect_router_name */
1125 NULL, /* remove_headers */
1126 NULL, /* require_files */
1127 NULL, /* router_home_directory */
1128 US"freeze", /* self */
1129 NULL, /* senders */
1130 NULL, /* suffix */
1131 NULL, /* translate_ip_address */
1132 NULL, /* transport_name */
1133
1134 TRUE, /* address_test */
8523533c
TK		 1135#ifdef EXPERIMENTAL_BRIGHTMAIL
1136 FALSE, /* bmi_deliver_alternate */
1137 FALSE, /* bmi_deliver_default */
1138 FALSE, /* bmi_dont_deliver */
1139#endif
059ec3d9
PH		 1140 TRUE, /* expn */
1141 FALSE, /* caseful_local_part */
1142 FALSE, /* check_local_user */
1143 FALSE, /* disable_logging */
1144 FALSE, /* fail_verify_recipient */
1145 FALSE, /* fail_verify_sender */
1146 FALSE, /* gid_set */
1147 FALSE, /* initgroups */
1148 TRUE_UNSET, /* log_as_local */
1149 TRUE, /* more */
1150 FALSE, /* pass_on_timeout */
1151 FALSE, /* prefix_optional */
1152 TRUE, /* repeat_use */
1153 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1154 FALSE, /* same_domain_copy_routing */
1155 FALSE, /* self_rewrite */
1156 FALSE, /* suffix_optional */
1157 FALSE, /* verify_only */
1158 TRUE, /* verify_recipient */
1159 TRUE, /* verify_sender */
1160 FALSE, /* uid_set */
1161 FALSE, /* unseen */
6c1c3d1d 1162 FALSE, /* dsn_lasthop */
059ec3d9
PH		 1163
1164 self_freeze, /* self_code */
1165 (uid_t)(-1), /* uid */
1166 (gid_t)(-1), /* gid */
1167
1168 NULL, /* fallback_hostlist */
1169 NULL, /* transport instance */
1170 NULL, /* pass_router */
99c1bb4e
HSHR		 1171 NULL, /* redirect_router */
1172
0539a19d 1173 { NULL, NULL }, /* dnssec_domains {require,request} */
059ec3d9
PH		 1174};
1175
181d9bf8
JH		 1176uschar *router_name = NULL;
1177
059ec3d9
PH		 1178ip_address_item *running_interfaces = NULL;
1179BOOL running_in_test_harness = FALSE;
1180
1181/* This is a weird one. The following string gets patched in the binary by the
1182script that sets up a copy of Exim for running in the test harness. It seems
1183that compilers are now clever, and share constant strings if they can.
1184Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1185make use of the end of this string in order to save space. So the patching then
8669f003 1186wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1187onto the end of the string. */
1188
1189uschar *running_status = US">>>running<<<" "\0EXTRA";
1190
1191int runrc = 0;
1192
1193uschar *search_error_message = NULL;
1194BOOL search_find_defer = FALSE;
1195uschar *self_hostname = NULL;
1196uschar *sender_address = NULL;
1197unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1198uschar *sender_address_data = NULL;
059ec3d9
PH		 1199BOOL sender_address_forced = FALSE;
1200uschar *sender_address_unrewritten = NULL;
1201uschar *sender_data = NULL;
1202unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1203uschar *sender_fullhost = NULL;
1705dd20 1204BOOL sender_helo_dnssec = FALSE;
059ec3d9
PH		 1205uschar *sender_helo_name = NULL;
1206uschar **sender_host_aliases = &no_aliases;
1207uschar *sender_host_address = NULL;
1208uschar *sender_host_authenticated = NULL;
1209unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1f4a55da 1210BOOL sender_host_dnssec = FALSE;
059ec3d9
PH		 1211uschar *sender_host_name = NULL;
1212int sender_host_port = 0;
1213BOOL sender_host_notsocket = FALSE;
1214BOOL sender_host_unknown = FALSE;
1215uschar *sender_ident = NULL;
1216BOOL sender_local = FALSE;
2fe1a124 1217BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1218uschar *sender_rate = NULL;
1219uschar *sender_rate_limit = NULL;
1220uschar *sender_rate_period = NULL;
059ec3d9
PH		 1221uschar *sender_rcvhost = NULL;
1222BOOL sender_set_untrusted = FALSE;
1223uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1224uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1225address_item *sender_verified_list = NULL;
1226address_item *sender_verified_failed = NULL;
1227int sender_verified_rc = -1;
1228BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1229uschar *sending_ip_address = NULL;
1230int sending_port = -1;
cd59ab18 1231SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9 1232uschar **sighup_argv = NULL;
846430d9 1233int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9
PH		 1234int smtp_accept_count = 0;
1235BOOL smtp_accept_keepalive = TRUE;
1236int smtp_accept_max = 20;
1237int smtp_accept_max_nonmail= 10;
1238uschar *smtp_accept_max_nonmail_hosts = US"*";
1239int smtp_accept_max_per_connection = 1000;
1240uschar *smtp_accept_max_per_host = NULL;
1241int smtp_accept_queue = 0;
1242int smtp_accept_queue_per_connection = 10;
1243int smtp_accept_reserve = 0;
1244uschar *smtp_active_hostname = NULL;
1245BOOL smtp_authenticated = FALSE;
1f5b4c3d 1246uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1247 "Exim $version_number $tod_full"
1248 "\0<---------------Space to patch smtp_banner->";
1249BOOL smtp_batched_input = FALSE;
1250BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1251int smtp_ch_index = 0;
3ee512ff
PH		 1252uschar *smtp_cmd_argument = NULL;
1253uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1254time_t smtp_connection_start = 0;
1255uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1256int smtp_connect_backlog = 20;
1257double smtp_delay_mail = 0.0;
1258double smtp_delay_rcpt = 0.0;
1259BOOL smtp_enforce_sync = TRUE;
1260FILE *smtp_in = NULL;
1261BOOL smtp_input = FALSE;
1262int smtp_load_reserve = -1;
1263int smtp_mailcmd_count = 0;
1264FILE *smtp_out = NULL;
1265uschar *smtp_etrn_command = NULL;
1266BOOL smtp_etrn_serialize = TRUE;
1267int smtp_max_synprot_errors= 3;
1268int smtp_max_unknown_commands = 3;
8f128379 1269uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1270uschar *smtp_ratelimit_hosts = NULL;
1271uschar *smtp_ratelimit_mail = NULL;
1272uschar *smtp_ratelimit_rcpt = NULL;
1273uschar *smtp_read_error = US"";
1274int smtp_receive_timeout = 5*60;
1ad6489e 1275uschar *smtp_receive_timeout_s = NULL;
059ec3d9
PH		 1276uschar *smtp_reserve_hosts = NULL;
1277BOOL smtp_return_error_details = FALSE;
1278int smtp_rlm_base = 0;
1279double smtp_rlm_factor = 0.0;
1280int smtp_rlm_limit = 0;
1281int smtp_rlm_threshold = INT_MAX;
1282int smtp_rlr_base = 0;
1283double smtp_rlr_factor = 0.0;
1284int smtp_rlr_limit = 0;
1285int smtp_rlr_threshold = INT_MAX;
1286BOOL smtp_use_pipelining = FALSE;
1287BOOL smtp_use_size = FALSE;
3d1451ea 1288#ifdef EXPERIMENTAL_INTERNATIONAL
9d4319df 1289uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1290#endif
8523533c
TK		 1291
1292#ifdef WITH_CONTENT_SCAN
1293uschar *spamd_address = US"127.0.0.1 783";
1294uschar *spam_bar = NULL;
1295uschar *spam_report = NULL;
c5f280e2 1296uschar *spam_action = NULL;
8523533c
TK		 1297uschar *spam_score = NULL;
1298uschar *spam_score_int = NULL;
1299#endif
1300#ifdef EXPERIMENTAL_SPF
65a7d8c3 1301uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1302uschar *spf_header_comment = NULL;
1303uschar *spf_received = NULL;
1304uschar *spf_result = NULL;
1305uschar *spf_smtp_comment = NULL;
1306#endif
1307
059ec3d9
PH		 1308BOOL split_spool_directory = FALSE;
1309uschar *spool_directory = US SPOOL_DIRECTORY
1310 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1311#ifdef EXPERIMENTAL_SRS
1312uschar *srs_config = NULL;
1313uschar *srs_db_address = NULL;
1314uschar *srs_db_key = NULL;
384152a6
TK		 1315int srs_hashlength = 6;
1316int srs_hashmin = -1;
1317int srs_maxage = 31;
8523533c
TK		 1318uschar *srs_orig_recipient = NULL;
1319uschar *srs_orig_sender = NULL;
1320uschar *srs_recipient = NULL;
384152a6 1321uschar *srs_secrets = NULL;
8523533c 1322uschar *srs_status = NULL;
384152a6
TK		 1323BOOL srs_usehash = TRUE;
1324BOOL srs_usetimestamp = TRUE;
8e669ac1 1325#endif
38a0a95f 1326BOOL strict_acl_vars = FALSE;
059ec3d9 1327int string_datestamp_offset= -1;
f1e5fef5
PP		 1328int string_datestamp_length= 0;
1329int string_datestamp_type = -1;
059ec3d9
PH		 1330BOOL strip_excess_angle_brackets = FALSE;
1331BOOL strip_trailing_dot = FALSE;
1332uschar *submission_domain = NULL;
1333BOOL submission_mode = FALSE;
2fe1a124 1334uschar *submission_name = NULL;
8800895a 1335BOOL suppress_local_fixups = FALSE;
f4ee74ac 1336BOOL suppress_local_fixups_default = FALSE;
059ec3d9
PH		 1337BOOL synchronous_delivery = FALSE;
1338BOOL syslog_duplication = TRUE;
1339int syslog_facility = LOG_MAIL;
1340uschar *syslog_processname = US"exim";
1341BOOL syslog_timestamp = TRUE;
1342uschar *system_filter = NULL;
1343
1344uschar *system_filter_directory_transport = NULL;
1345uschar *system_filter_file_transport = NULL;
1346uschar *system_filter_pipe_transport = NULL;
1347uschar *system_filter_reply_transport = NULL;
1348
1349gid_t system_filter_gid = 0;
1350BOOL system_filter_gid_set = FALSE;
79d4bc3d 1351uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1352BOOL system_filter_uid_set = FALSE;
1353BOOL system_filtering = FALSE;
1354
1355BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1356#ifdef USE_TCP_WRAPPERS
1357uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1358#endif
8669f003 1359int test_harness_load_avg = 0;
059ec3d9
PH		 1360int thismessage_size_limit = 0;
1361int timeout_frozen_after = 0;
1362BOOL timestamps_utc = FALSE;
1363
1364transport_instance *transports = NULL;
1365
1366transport_instance transport_defaults = {
1367 NULL, /* chain pointer */
1368 NULL, /* name */
1369 NULL, /* info */
1370 NULL, /* private options block pointer */
1371 NULL, /* driver name */
1372 NULL, /* setup entry point */
1373 1, /* batch_max */
1374 NULL, /* batch_id */
1375 NULL, /* home_dir */
1376 NULL, /* current_dir */
506900af 1377 NULL, /* expand-multi-domain */
059ec3d9
PH		 1378 TRUE, /* multi-domain */
1379 FALSE, /* overrides_hosts */
1380 100, /* max_addresses */
1381 500, /* connection_max_messages */
1382 FALSE, /* deliver_as_creator */
1383 FALSE, /* disable_logging */
1384 FALSE, /* initgroups */
1385 FALSE, /* uid_set */
1386 FALSE, /* gid_set */
1387 (uid_t)(-1), /* uid */
1388 (gid_t)(-1), /* gid */
1389 NULL, /* expand_uid */
1390 NULL, /* expand_gid */
1391 NULL, /* warn_message */
1392 NULL, /* shadow */
1393 NULL, /* shadow_condition */
1394 NULL, /* filter_command */
1395 NULL, /* add_headers */
1396 NULL, /* remove_headers */
1397 NULL, /* return_path */
1398 NULL, /* debug_string */
1399 NULL, /* message_size_limit */
1400 NULL, /* headers_rewrite */
1401 NULL, /* rewrite_rules */
1402 0, /* rewrite_existflags */
1403 300, /* filter_timeout */
1404 FALSE, /* body_only */
1405 FALSE, /* delivery_date_add */
1406 FALSE, /* envelope_to_add */
1407 FALSE, /* headers_only */
1408 FALSE, /* rcpt_include_affixes */
1409 FALSE, /* return_path_add */
1410 FALSE, /* return_output */
1411 FALSE, /* return_fail_output */
1412 FALSE, /* log_output */
1413 FALSE, /* log_fail_output */
1414 FALSE, /* log_defer_output */
1415 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1416 1 nor 0 so can detect unset */
774ef2d7
JH		 1417#ifdef EXPERIMENTAL_EVENT
1418 ,NULL /* event_action */
533aaf91 1419#endif
059ec3d9
PH		 1420};
1421
1422int transport_count;
181d9bf8 1423uschar *transport_name = NULL;
332f5cf3 1424int transport_newlines;
55414b25 1425const uschar **transport_filter_argv = NULL;
059ec3d9 1426int transport_filter_timeout;
2e2a30b4 1427BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1428int transport_write_timeout= 0;
1429
1430tree_node *tree_dns_fails = NULL;
1431tree_node *tree_duplicates = NULL;
1432tree_node *tree_nonrecipients = NULL;
1433tree_node *tree_unusable = NULL;
1434
1435BOOL trusted_caller = FALSE;
e2f5dc15 1436BOOL trusted_config = TRUE;
059ec3d9
PH		 1437gid_t *trusted_groups = NULL;
1438uid_t *trusted_users = NULL;
1439uschar *timezone_string = US TIMEZONE_DEFAULT;
1440
1441uschar *unknown_login = NULL;
1442uschar *unknown_username = NULL;
1443uschar *untrusted_set_sender = NULL;
1444
1445/* A regex for matching a "From_" line in an incoming message, in the form
1446
1447 From ph10 Fri Jan 5 12:35 GMT 1996
1448
1449which the "mail" commands send to the MTA (undocumented, of course), or in
1450the form
1451
1452 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1453
1454which is apparently used by some UUCPs, despite it not being in RFC 976.
1455Because of variations in time formats, just match up to the minutes. That
1456should be sufficient. Examples have been seen of time fields like 12:1:03,
1457so just require one digit for hours and minutes. The weekday is also absent
1458in some forms. */
1459
1460uschar *uucp_from_pattern = US
1461 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1462 "(?:" /* Non-extracting bracket */
1463 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1464 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1465 ")" /* End alternation */
1466 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1467
1468uschar *uucp_from_sender = US"$1";
1469
aec45841 1470uschar *verify_mode = NULL;
f45100a3 1471uschar *version_copyright =
a11efec0
PP		 1472 US"Copyright (c) University of Cambridge, 1995 - 2014\n"
1473 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2014";
059ec3d9
PH		 1474uschar *version_date = US"?";
1475uschar *version_cnumber = US"????";
1476uschar *version_string = US"?";
1477
aec45841 1478uschar *warn_message_file = NULL;
059ec3d9 1479int warning_count = 0;
aec45841
JH		 1480uschar *warnmsg_delay = NULL;
1481uschar *warnmsg_recipients = NULL;
1482BOOL write_rejectlog = TRUE;
1483
059ec3d9
PH		 1484
1485/* End of globals.c */
Unnamed repository; edit this file 'description' to name the repository.