projects / exim.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
Certificate variables and field-extractor expansions. Bug 1358
[exim.git] / src / src / globals.c
1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
4
5 /* Copyright (c) University of Cambridge 1995 - 2014 */
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
9 that they are easy to find. */
10
11 #include "exim.h"
12
13
14 /* Generic options for auths, all of which live inside auth_instance
15 data blocks and hence have the opt_public flag set. */
16
17 optionlist optionlist_auths[] = {
18 { "client_condition", opt_stringptr | opt_public,
19 (void *)(offsetof(auth_instance, client_condition)) },
20 { "client_set_id", opt_stringptr | opt_public,
21 (void *)(offsetof(auth_instance, set_client_id)) },
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))},
28 { "server_condition", opt_stringptr | opt_public,
29 (void *)(offsetof(auth_instance, server_condition)) },
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
38 int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
39
40 /* An empty host aliases list. */
41
42 uschar *no_aliases = NULL;
43
44
45 /* For comments on these variables, see globals.h. I'm too idle to
46 duplicate them here... */
47
48 #ifdef EXIM_PERL
49 uschar *opt_perl_startup = NULL;
50 BOOL opt_perl_at_start = FALSE;
51 BOOL opt_perl_started = FALSE;
52 #endif
53
54 #ifdef EXPAND_DLFUNC
55 tree_node *dlobj_anchor = NULL;
56 #endif
57
58 #ifdef LOOKUP_IBASE
59 uschar *ibase_servers = NULL;
60 #endif
61
62 #ifdef LOOKUP_LDAP
63 uschar *eldap_ca_cert_dir = NULL;
64 uschar *eldap_ca_cert_file = NULL;
65 uschar *eldap_cert_file = NULL;
66 uschar *eldap_cert_key = NULL;
67 uschar *eldap_cipher_suite = NULL;
68 uschar *eldap_default_servers = NULL;
69 uschar *eldap_require_cert = NULL;
70 int eldap_version = -1;
71 BOOL eldap_start_tls = FALSE;
72 #endif
73
74 #ifdef LOOKUP_MYSQL
75 uschar *mysql_servers = NULL;
76 #endif
77
78 #ifdef LOOKUP_ORACLE
79 uschar *oracle_servers = NULL;
80 #endif
81
82 #ifdef LOOKUP_PGSQL
83 uschar *pgsql_servers = NULL;
84 #endif
85
86 #ifdef EXPERIMENTAL_REDIS
87 uschar *redis_servers = NULL;
88 #endif
89
90 #ifdef LOOKUP_SQLITE
91 int sqlite_lock_timeout = 5;
92 #endif
93
94 #ifdef SUPPORT_MOVE_FROZEN_MESSAGES
95 BOOL move_frozen_messages = FALSE;
96 #endif
97
98 /* These variables are outside the #ifdef because it keeps the code less
99 cluttered in several places (e.g. during logging) if we can always refer to
100 them. Also, the tls_ variables are now always visible. */
101
102 tls_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 */
109 NULL, /* tls_ourcert */
110 NULL, /* tls_peercert */
111 NULL, /* tls_peerdn */
112 NULL /* tls_sni */
113 };
114 tls_support tls_out = {
115 -1, /* tls_active */
116 0, /* tls_bits */
117 FALSE,/* tls_certificate_verified */
118 NULL, /* tls_cipher */
119 FALSE,/* tls_on_connect */
120 NULL, /* tls_on_connect_ports */
121 NULL, /* tls_ourcert */
122 NULL, /* tls_peercert */
123 NULL, /* tls_peerdn */
124 NULL /* tls_sni */
125 };
126
127
128 #ifdef SUPPORT_TLS
129 BOOL gnutls_compat_mode = FALSE;
130 BOOL gnutls_allow_auto_pkcs11 = FALSE;
131 uschar *gnutls_require_mac = NULL;
132 uschar *gnutls_require_kx = NULL;
133 uschar *gnutls_require_proto = NULL;
134 uschar *openssl_options = NULL;
135 const pcre *regex_STARTTLS = NULL;
136 uschar *tls_advertise_hosts = NULL; /* This is deliberate */
137 uschar *tls_certificate = NULL;
138 uschar *tls_crl = NULL;
139 /* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
140 that's the interop problem which has been observed: GnuTLS suggesting a higher
141 bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
142 int tls_dh_max_bits = 2236;
143 uschar *tls_dhparam = NULL;
144 #if defined(EXPERIMENTAL_OCSP)
145 uschar *tls_ocsp_file = NULL;
146 #endif
147 BOOL tls_offered = FALSE;
148 uschar *tls_privatekey = NULL;
149 BOOL tls_remember_esmtp = FALSE;
150 uschar *tls_require_ciphers = NULL;
151 uschar *tls_try_verify_hosts = NULL;
152 uschar *tls_verify_certificates= NULL;
153 uschar *tls_verify_hosts = NULL;
154 #endif
155
156 #ifdef EXPERIMENTAL_PRDR
157 /* Per Recipient Data Response variables */
158 BOOL prdr_enable = FALSE;
159 BOOL prdr_requested = FALSE;
160 const pcre *regex_PRDR = NULL;
161 #endif
162
163 /* Input-reading functions for messages, so we can use special ones for
164 incoming TCP/IP. The defaults use stdin. We never need these for any
165 stand-alone tests. */
166
167 #ifndef STAND_ALONE
168 int (*receive_getc)(void) = stdin_getc;
169 int (*receive_ungetc)(int) = stdin_ungetc;
170 int (*receive_feof)(void) = stdin_feof;
171 int (*receive_ferror)(void) = stdin_ferror;
172 BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
173 #endif
174
175
176 /* List of per-address expansion variables for clearing and saving/restoring
177 when verifying one address while routing/verifying another. We have to have
178 the size explicit, because it is referenced from more than one module. */
179
180 uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
181 &deliver_address_data,
182 &deliver_domain,
183 &deliver_domain_data,
184 &deliver_domain_orig,
185 &deliver_domain_parent,
186 &deliver_localpart,
187 &deliver_localpart_data,
188 &deliver_localpart_orig,
189 &deliver_localpart_parent,
190 &deliver_localpart_prefix,
191 &deliver_localpart_suffix,
192 (uschar **)(&deliver_recipients),
193 &deliver_host,
194 &deliver_home,
195 &address_file,
196 &address_pipe,
197 &self_hostname,
198 NULL };
199
200 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
201
202 /* General global variables */
203
204 header_line *acl_added_headers = NULL;
205 tree_node *acl_anchor = NULL;
206 uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
207 NULL, NULL, NULL, NULL};
208 int acl_narg = 0;
209
210 uschar *acl_not_smtp = NULL;
211 #ifdef WITH_CONTENT_SCAN
212 uschar *acl_not_smtp_mime = NULL;
213 #endif
214 uschar *acl_not_smtp_start = NULL;
215 uschar *acl_removed_headers = NULL;
216 uschar *acl_smtp_auth = NULL;
217 uschar *acl_smtp_connect = NULL;
218 uschar *acl_smtp_data = NULL;
219 #ifdef EXPERIMENTAL_PRDR
220 uschar *acl_smtp_data_prdr = NULL;
221 #endif
222 #ifndef DISABLE_DKIM
223 uschar *acl_smtp_dkim = NULL;
224 #endif
225 uschar *acl_smtp_etrn = NULL;
226 uschar *acl_smtp_expn = NULL;
227 uschar *acl_smtp_helo = NULL;
228 uschar *acl_smtp_mail = NULL;
229 uschar *acl_smtp_mailauth = NULL;
230 #ifdef WITH_CONTENT_SCAN
231 uschar *acl_smtp_mime = NULL;
232 #endif
233 uschar *acl_smtp_notquit = NULL;
234 uschar *acl_smtp_predata = NULL;
235 uschar *acl_smtp_quit = NULL;
236 uschar *acl_smtp_rcpt = NULL;
237 uschar *acl_smtp_starttls = NULL;
238 uschar *acl_smtp_vrfy = NULL;
239
240 BOOL acl_temp_details = FALSE;
241 tree_node *acl_var_c = NULL;
242 tree_node *acl_var_m = NULL;
243 uschar *acl_verify_message = NULL;
244 string_item *acl_warn_logged = NULL;
245
246 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
247 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
248
249 uschar *acl_wherenames[] = { US"RCPT",
250 US"MAIL",
251 US"PREDATA",
252 US"MIME",
253 US"DKIM",
254 US"DATA",
255 #ifdef EXPERIMENTAL_PRDR
256 US"PRDR",
257 #endif
258 US"non-SMTP",
259 US"AUTH",
260 US"connection",
261 US"ETRN",
262 US"EXPN",
263 US"EHLO or HELO",
264 US"MAILAUTH",
265 US"non-SMTP-start",
266 US"NOTQUIT",
267 US"QUIT",
268 US"STARTTLS",
269 US"VRFY",
270 US"delivery",
271 US"unknown"
272 };
273
274 uschar *acl_wherecodes[] = { US"550", /* RCPT */
275 US"550", /* MAIL */
276 US"550", /* PREDATA */
277 US"550", /* MIME */
278 US"550", /* DKIM */
279 US"550", /* DATA */
280 #ifdef EXPERIMENTAL_PRDR
281 US"550", /* RCPT PRDR */
282 #endif
283 US"0", /* not SMTP; not relevant */
284 US"503", /* AUTH */
285 US"550", /* connect */
286 US"458", /* ETRN */
287 US"550", /* EXPN */
288 US"550", /* HELO/EHLO */
289 US"0", /* MAILAUTH; not relevant */
290 US"0", /* not SMTP; not relevant */
291 US"0", /* NOTQUIT; not relevant */
292 US"0", /* QUIT; not relevant */
293 US"550", /* STARTTLS */
294 US"252", /* VRFY */
295 US"0", /* delivery; not relevant */
296 US"0" /* unknown; not relevant */
297 };
298
299 BOOL active_local_from_check = FALSE;
300 BOOL active_local_sender_retain = FALSE;
301 int body_8bitmime = 0;
302 BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
303 address_item *addr_duplicate = NULL;
304
305 address_item address_defaults = {
306 NULL, /* next */
307 NULL, /* parent */
308 NULL, /* first */
309 NULL, /* dupof */
310 NULL, /* start_router */
311 NULL, /* router */
312 NULL, /* transport */
313 NULL, /* host_list */
314 NULL, /* host_used */
315 NULL, /* fallback_hosts */
316 NULL, /* reply */
317 NULL, /* retries */
318 NULL, /* address */
319 NULL, /* unique */
320 NULL, /* cc_local_part */
321 NULL, /* lc_local_part */
322 NULL, /* local_part */
323 NULL, /* prefix */
324 NULL, /* suffix */
325 NULL, /* domain */
326 NULL, /* address_retry_key */
327 NULL, /* domain_retry_key */
328 NULL, /* current_dir */
329 NULL, /* home_dir */
330 NULL, /* message */
331 NULL, /* user_message */
332 NULL, /* onetime_parent */
333 NULL, /* pipe_expandn */
334 NULL, /* return_filename */
335 NULL, /* self_hostname */
336 NULL, /* shadow_message */
337 #ifdef SUPPORT_TLS
338 NULL, /* cipher */
339 NULL, /* ourcert */
340 NULL, /* peercert */
341 NULL, /* peerdn */
342 #endif
343 NULL, /* authenticator */
344 NULL, /* auth_id */
345 NULL, /* auth_sndr */
346 (uid_t)(-1), /* uid */
347 (gid_t)(-1), /* gid */
348 0, /* flags */
349 { 0 }, /* domain_cache - any larger array should be zeroed */
350 { 0 }, /* localpart_cache - ditto */
351 -1, /* mode */
352 0, /* more_errno */
353 ERRNO_UNKNOWNERROR, /* basic_errno */
354 0, /* child_count */
355 -1, /* return_file */
356 SPECIAL_NONE, /* special_action */
357 DEFER, /* transport_return */
358 { /* fields that are propagated to children */
359 NULL, /* address_data */
360 NULL, /* domain_data */
361 NULL, /* localpart_data */
362 NULL, /* errors_address */
363 NULL, /* extra_headers */
364 NULL, /* remove_headers */
365 #ifdef EXPERIMENTAL_SRS
366 NULL, /* srs_sender */
367 #endif
368 }
369 };
370
371 uschar *address_file = NULL;
372 uschar *address_pipe = NULL;
373 BOOL address_test_mode = FALSE;
374 tree_node *addresslist_anchor = NULL;
375 int addresslist_count = 0;
376 gid_t *admin_groups = NULL;
377 BOOL admin_user = FALSE;
378 BOOL allow_auth_unadvertised= FALSE;
379 BOOL allow_domain_literals = FALSE;
380 BOOL allow_mx_to_ip = FALSE;
381 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
382 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
383 BOOL allow_utf8_domains = FALSE;
384 uschar *authenticated_fail_id = NULL;
385 uschar *authenticated_id = NULL;
386 uschar *authenticated_sender = NULL;
387 BOOL authentication_failed = FALSE;
388 auth_instance *auths = NULL;
389 uschar *auth_advertise_hosts = US"*";
390 auth_instance auth_defaults = {
391 NULL, /* chain pointer */
392 NULL, /* name */
393 NULL, /* info */
394 NULL, /* private options block pointer */
395 NULL, /* driver_name */
396 NULL, /* advertise_condition */
397 NULL, /* client_condition */
398 NULL, /* public_name */
399 NULL, /* set_id */
400 NULL, /* set_client_id */
401 NULL, /* server_mail_auth_condition */
402 NULL, /* server_debug_string */
403 NULL, /* server_condition */
404 FALSE, /* client */
405 FALSE, /* server */
406 FALSE /* advertised */
407 };
408
409 uschar *auth_defer_msg = US"reason not recorded";
410 uschar *auth_defer_user_msg = US"";
411 uschar *auth_vars[AUTH_VARS];
412 int auto_thaw = 0;
413 #ifdef WITH_CONTENT_SCAN
414 BOOL av_failed = FALSE;
415 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
416 #endif
417
418 BOOL background_daemon = TRUE;
419
420 #if BASE_62 == 62
421 uschar *base62_chars=
422 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
423 #else
424 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
425 #endif
426
427 uschar *bi_command = NULL;
428 uschar *big_buffer = NULL;
429 int big_buffer_size = BIG_BUFFER_SIZE;
430 #ifdef EXPERIMENTAL_BRIGHTMAIL
431 uschar *bmi_alt_location = NULL;
432 uschar *bmi_base64_tracker_verdict = NULL;
433 uschar *bmi_base64_verdict = NULL;
434 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
435 int bmi_deliver = 1;
436 int bmi_run = 0;
437 uschar *bmi_verdicts = NULL;
438 #endif
439 int body_linecount = 0;
440 int body_zerocount = 0;
441 uschar *bounce_message_file = NULL;
442 uschar *bounce_message_text = NULL;
443 uschar *bounce_recipient = NULL;
444 BOOL bounce_return_body = TRUE;
445 BOOL bounce_return_message = TRUE;
446 int bounce_return_size_limit = 100*1024;
447 uschar *bounce_sender_authentication = NULL;
448 int bsmtp_transaction_linecount = 0;
449
450 int callout_cache_domain_positive_expire = 7*24*60*60;
451 int callout_cache_domain_negative_expire = 3*60*60;
452 int callout_cache_positive_expire = 24*60*60;
453 int callout_cache_negative_expire = 2*60*60;
454 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
455 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
456 int check_log_inodes = 0;
457 int check_log_space = 0;
458 BOOL check_rfc2047_length = TRUE;
459 int check_spool_inodes = 0;
460 int check_spool_space = 0;
461 uschar *client_authenticator = NULL;
462 uschar *client_authenticated_id = NULL;
463 uschar *client_authenticated_sender = NULL;
464 int clmacro_count = 0;
465 uschar *clmacros[MAX_CLMACROS];
466 BOOL config_changed = FALSE;
467 FILE *config_file = NULL;
468 uschar *config_filename = NULL;
469 int config_lineno = 0;
470 #ifdef CONFIGURE_GROUP
471 gid_t config_gid = CONFIGURE_GROUP;
472 #endif
473 uschar *config_main_filelist = US CONFIGURE_FILE
474 "\0<-----------Space to patch configure_filename->";
475 uschar *config_main_filename = NULL;
476
477 #ifdef CONFIGURE_OWNER
478 uid_t config_uid = CONFIGURE_OWNER;
479 #endif
480
481 int connection_max_messages= -1;
482 uschar *continue_hostname = NULL;
483 uschar *continue_host_address = NULL;
484 BOOL continue_more = FALSE;
485 int continue_sequence = 1;
486 uschar *continue_transport = NULL;
487
488 uschar *csa_status = NULL;
489 BOOL cutthrough_delivery = FALSE;
490 int cutthrough_fd = -1;
491
492 BOOL daemon_listen = FALSE;
493 uschar *daemon_smtp_port = US"smtp";
494 int daemon_startup_retries = 9;
495 int daemon_startup_sleep = 30;
496
497 #ifdef EXPERIMENTAL_DCC
498 BOOL dcc_direct_add_header = FALSE;
499 uschar *dcc_header = NULL;
500 uschar *dcc_result = NULL;
501 uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
502 uschar *dccifd_options = US"header";
503 #endif
504
505 BOOL debug_daemon = FALSE;
506 int debug_fd = -1;
507 FILE *debug_file = NULL;
508 bit_table debug_options[] = {
509 { US"acl", D_acl },
510 { US"all", D_all },
511 { US"auth", D_auth },
512 { US"deliver", D_deliver },
513 { US"dns", D_dns },
514 { US"dnsbl", D_dnsbl },
515 { US"exec", D_exec },
516 { US"expand", D_expand },
517 { US"filter", D_filter },
518 { US"hints_lookup", D_hints_lookup },
519 { US"host_lookup", D_host_lookup },
520 { US"ident", D_ident },
521 { US"interface", D_interface },
522 { US"lists", D_lists },
523 { US"load", D_load },
524 { US"local_scan", D_local_scan },
525 { US"lookup", D_lookup },
526 { US"memory", D_memory },
527 { US"pid", D_pid },
528 { US"process_info", D_process_info },
529 { US"queue_run", D_queue_run },
530 { US"receive", D_receive },
531 { US"resolver", D_resolver },
532 { US"retry", D_retry },
533 { US"rewrite", D_rewrite },
534 { US"route", D_route },
535 { US"timestamp", D_timestamp },
536 { US"tls", D_tls },
537 { US"transport", D_transport },
538 { US"uid", D_uid },
539 { US"verify", D_verify }
540 };
541 int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
542 unsigned int debug_selector = 0;
543 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
544 uschar *delay_warning_condition=
545 US"${if or {"
546 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
547 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
548 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
549 "} {no}{yes}}";
550 BOOL delivery_date_remove = TRUE;
551 uschar *deliver_address_data = NULL;
552 int deliver_datafile = -1;
553 uschar *deliver_domain = NULL;
554 uschar *deliver_domain_data = NULL;
555 uschar *deliver_domain_orig = NULL;
556 uschar *deliver_domain_parent = NULL;
557 BOOL deliver_drop_privilege = FALSE;
558 BOOL deliver_firsttime = FALSE;
559 BOOL deliver_force = FALSE;
560 BOOL deliver_freeze = FALSE;
561 int deliver_frozen_at = 0;
562 uschar *deliver_home = NULL;
563 uschar *deliver_host = NULL;
564 uschar *deliver_host_address = NULL;
565 uschar *deliver_in_buffer = NULL;
566 ino_t deliver_inode = 0;
567 uschar *deliver_localpart = NULL;
568 uschar *deliver_localpart_data = NULL;
569 uschar *deliver_localpart_orig = NULL;
570 uschar *deliver_localpart_parent = NULL;
571 uschar *deliver_localpart_prefix = NULL;
572 uschar *deliver_localpart_suffix = NULL;
573 BOOL deliver_force_thaw = FALSE;
574 BOOL deliver_manual_thaw = FALSE;
575 uschar *deliver_out_buffer = NULL;
576 int deliver_queue_load_max = -1;
577 address_item *deliver_recipients = NULL;
578 uschar *deliver_selectstring = NULL;
579 BOOL deliver_selectstring_regex = FALSE;
580 uschar *deliver_selectstring_sender = NULL;
581 BOOL deliver_selectstring_sender_regex = FALSE;
582 #ifdef WITH_OLD_DEMIME
583 int demime_errorlevel = 0;
584 int demime_ok = 0;
585 uschar *demime_reason = NULL;
586 #endif
587 BOOL disable_callout_flush = FALSE;
588 BOOL disable_delay_flush = FALSE;
589 #ifdef ENABLE_DISABLE_FSYNC
590 BOOL disable_fsync = FALSE;
591 #endif
592 BOOL disable_ipv6 = FALSE;
593 BOOL disable_logging = FALSE;
594
595 #ifndef DISABLE_DKIM
596 uschar *dkim_cur_signer = NULL;
597 uschar *dkim_signers = NULL;
598 uschar *dkim_signing_domain = NULL;
599 uschar *dkim_signing_selector = NULL;
600 uschar *dkim_verify_signers = US"$dkim_signers";
601 BOOL dkim_collect_input = FALSE;
602 BOOL dkim_disable_verify = FALSE;
603 #endif
604 #ifdef EXPERIMENTAL_DMARC
605 BOOL dmarc_has_been_checked = FALSE;
606 uschar *dmarc_ar_header = NULL;
607 uschar *dmarc_domain_policy = NULL;
608 uschar *dmarc_forensic_sender = NULL;
609 uschar *dmarc_history_file = NULL;
610 uschar *dmarc_status = NULL;
611 uschar *dmarc_status_text = NULL;
612 uschar *dmarc_tld_file = NULL;
613 uschar *dmarc_used_domain = NULL;
614 BOOL dmarc_disable_verify = FALSE;
615 BOOL dmarc_enable_forensic = FALSE;
616 #endif
617
618 uschar *dns_again_means_nonexist = NULL;
619 int dns_csa_search_limit = 5;
620 BOOL dns_csa_use_reverse = TRUE;
621 uschar *dns_ipv4_lookup = NULL;
622 int dns_retrans = 0;
623 int dns_retry = 0;
624 int dns_dnssec_ok = -1; /* <0 = not coerced */
625 int dns_use_edns0 = -1; /* <0 = not coerced */
626 uschar *dnslist_domain = NULL;
627 uschar *dnslist_matched = NULL;
628 uschar *dnslist_text = NULL;
629 uschar *dnslist_value = NULL;
630 tree_node *domainlist_anchor = NULL;
631 int domainlist_count = 0;
632 BOOL dont_deliver = FALSE;
633 BOOL dot_ends = TRUE;
634 BOOL drop_cr = FALSE; /* No longer used */
635 uschar *dsn_from = US DEFAULT_DSN_FROM;
636
637 BOOL enable_dollar_recipients = FALSE;
638 BOOL envelope_to_remove = TRUE;
639 int errno_quota = ERRNO_QUOTA;
640 uschar *errors_copy = NULL;
641 int error_handling = ERRORS_SENDER;
642 uschar *errors_reply_to = NULL;
643 int errors_sender_rc = EXIT_FAILURE;
644
645 gid_t exim_gid = EXIM_GID;
646 BOOL exim_gid_set = TRUE; /* This gid is always set */
647 uschar *exim_path = US BIN_DIRECTORY "/exim"
648 "\0<---------------Space to patch exim_path->";
649 uid_t exim_uid = EXIM_UID;
650 BOOL exim_uid_set = TRUE; /* This uid is always set */
651 int expand_forbid = 0;
652 int expand_nlength[EXPAND_MAXN+1];
653 int expand_nmax = -1;
654 uschar *expand_nstring[EXPAND_MAXN+1];
655 BOOL expand_string_forcedfail = FALSE;
656 uschar *expand_string_message;
657 BOOL extract_addresses_remove_arguments = TRUE;
658 uschar *extra_local_interfaces = NULL;
659
660 int fake_response = OK;
661 uschar *fake_response_text = US"Your message has been rejected but is "
662 "being kept for evaluation.\nIf it was a "
663 "legitimate message, it may still be "
664 "delivered to the target recipient(s).";
665 int filter_n[FILTER_VARIABLE_COUNT];
666 BOOL filter_running = FALSE;
667 int filter_sn[FILTER_VARIABLE_COUNT];
668 int filter_test = FTEST_NONE;
669 uschar *filter_test_sfile = NULL;
670 uschar *filter_test_ufile = NULL;
671 uschar *filter_thisaddress = NULL;
672 int finduser_retries = 0;
673 #ifdef WITH_OLD_DEMIME
674 uschar *found_extension = NULL;
675 #endif
676 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
677 uschar *freeze_tell = NULL;
678 uschar *freeze_tell_config = NULL;
679 uschar *fudged_queue_times = US"";
680
681 uschar *gecos_name = NULL;
682 uschar *gecos_pattern = NULL;
683 rewrite_rule *global_rewrite_rules = NULL;
684
685 uschar *headers_charset = US HEADERS_CHARSET;
686 int header_insert_maxlen = 64 * 1024;
687 header_line *header_last = NULL;
688 header_line *header_list = NULL;
689 int header_maxsize = HEADER_MAXSIZE;
690 int header_line_maxsize = 0;
691
692 header_name header_names[] = {
693 { US"bcc", 3, TRUE, htype_bcc },
694 { US"cc", 2, TRUE, htype_cc },
695 { US"date", 4, TRUE, htype_date },
696 { US"delivery-date", 13, FALSE, htype_delivery_date },
697 { US"envelope-to", 11, FALSE, htype_envelope_to },
698 { US"from", 4, TRUE, htype_from },
699 { US"message-id", 10, TRUE, htype_id },
700 { US"received", 8, FALSE, htype_received },
701 { US"reply-to", 8, FALSE, htype_reply_to },
702 { US"return-path", 11, FALSE, htype_return_path },
703 { US"sender", 6, TRUE, htype_sender },
704 { US"subject", 7, FALSE, htype_subject },
705 { US"to", 2, TRUE, htype_to }
706 };
707
708 int header_names_size = sizeof(header_names)/sizeof(header_name);
709
710 BOOL header_rewritten = FALSE;
711 uschar *helo_accept_junk_hosts = NULL;
712 uschar *helo_allow_chars = US"";
713 uschar *helo_lookup_domains = US"@ : @[]";
714 uschar *helo_try_verify_hosts = NULL;
715 BOOL helo_verified = FALSE;
716 BOOL helo_verify_failed = FALSE;
717 uschar *helo_verify_hosts = NULL;
718 const uschar *hex_digits = CUS"0123456789abcdef";
719 uschar *hold_domains = NULL;
720 BOOL host_checking = FALSE;
721 BOOL host_checking_callout = FALSE;
722 uschar *host_data = NULL;
723 BOOL host_find_failed_syntax= FALSE;
724 uschar *host_lookup = NULL;
725 BOOL host_lookup_deferred = FALSE;
726 BOOL host_lookup_failed = FALSE;
727 uschar *host_lookup_order = US"bydns:byaddr";
728 uschar *host_lookup_msg = US"";
729 int host_number = 0;
730 uschar *host_number_string = NULL;
731 uschar *host_reject_connection = NULL;
732 tree_node *hostlist_anchor = NULL;
733 int hostlist_count = 0;
734 uschar *hosts_treat_as_local = NULL;
735 uschar *hosts_connection_nolog = NULL;
736
737 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
738 BOOL ignore_fromline_local = FALSE;
739 uschar *ignore_fromline_hosts = NULL;
740 BOOL inetd_wait_mode = FALSE;
741 int inetd_wait_timeout = -1;
742 uschar *interface_address = NULL;
743 int interface_port = -1;
744 BOOL is_inetd = FALSE;
745 uschar *iterate_item = NULL;
746
747 int journal_fd = -1;
748
749 int keep_malformed = 4*24*60*60; /* 4 days */
750
751 uschar *eldap_dn = NULL;
752 int load_average = -2;
753 BOOL local_error_message = FALSE;
754 BOOL local_from_check = TRUE;
755 uschar *local_from_prefix = NULL;
756 uschar *local_from_suffix = NULL;
757
758 #if HAVE_IPV6
759 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
760 #else
761 uschar *local_interfaces = US"0.0.0.0";
762 #endif
763
764 uschar *local_scan_data = NULL;
765 int local_scan_timeout = 5*60;
766 BOOL local_sender_retain = FALSE;
767 gid_t local_user_gid = (gid_t)(-1);
768 uid_t local_user_uid = (uid_t)(-1);
769
770 tree_node *localpartlist_anchor= NULL;
771 int localpartlist_count = 0;
772 uschar *log_buffer = NULL;
773 unsigned int log_extra_selector = LX_default;
774 uschar *log_file_path = US LOG_FILE_PATH
775 "\0<--------------Space to patch log_file_path->";
776
777 /* Those log options with L_xxx identifiers have values less than 0x800000 and
778 are the ones that get put into log_write_selector. They can be used in calls to
779 log_write() to test for the bit. The options with LX_xxx identifiers have
780 values greater than 0x80000000 and are put into log_extra_selector (without the
781 top bit). They are never used in calls to log_write(), but are tested
782 independently. This separation became necessary when the number of log
783 selectors was getting close to filling a 32-bit word. */
784
785 /* Note that this list must be in alphabetical order. */
786
787 bit_table log_options[] = {
788 { US"8bitmime", LX_8bitmime },
789 { US"acl_warn_skipped", LX_acl_warn_skipped },
790 { US"address_rewrite", L_address_rewrite },
791 { US"all", L_all },
792 { US"all_parents", L_all_parents },
793 { US"arguments", LX_arguments },
794 { US"connection_reject", L_connection_reject },
795 { US"delay_delivery", L_delay_delivery },
796 { US"deliver_time", LX_deliver_time },
797 { US"delivery_size", LX_delivery_size },
798 { US"dnslist_defer", L_dnslist_defer },
799 { US"etrn", L_etrn },
800 { US"host_lookup_failed", L_host_lookup_failed },
801 { US"ident_timeout", LX_ident_timeout },
802 { US"incoming_interface", LX_incoming_interface },
803 { US"incoming_port", LX_incoming_port },
804 { US"lost_incoming_connection", L_lost_incoming_connection },
805 { US"outgoing_port", LX_outgoing_port },
806 { US"pid", LX_pid },
807 #ifdef EXPERIMENTAL_PROXY
808 { US"proxy", LX_proxy },
809 #endif
810 { US"queue_run", L_queue_run },
811 { US"queue_time", LX_queue_time },
812 { US"queue_time_overall", LX_queue_time_overall },
813 { US"received_recipients", LX_received_recipients },
814 { US"received_sender", LX_received_sender },
815 { US"rejected_header", LX_rejected_header },
816 { US"rejected_headers", LX_rejected_header },
817 { US"retry_defer", L_retry_defer },
818 { US"return_path_on_delivery", LX_return_path_on_delivery },
819 { US"sender_on_delivery", LX_sender_on_delivery },
820 { US"sender_verify_fail", LX_sender_verify_fail },
821 { US"size_reject", L_size_reject },
822 { US"skip_delivery", L_skip_delivery },
823 { US"smtp_confirmation", LX_smtp_confirmation },
824 { US"smtp_connection", L_smtp_connection },
825 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
826 { US"smtp_mailauth", LX_smtp_mailauth },
827 { US"smtp_no_mail", LX_smtp_no_mail },
828 { US"smtp_protocol_error", L_smtp_protocol_error },
829 { US"smtp_syntax_error", L_smtp_syntax_error },
830 { US"subject", LX_subject },
831 { US"tls_certificate_verified", LX_tls_certificate_verified },
832 { US"tls_cipher", LX_tls_cipher },
833 { US"tls_peerdn", LX_tls_peerdn },
834 { US"tls_sni", LX_tls_sni },
835 { US"unknown_in_list", LX_unknown_in_list }
836 };
837
838 int log_options_count = sizeof(log_options)/sizeof(bit_table);
839 int log_reject_target = 0;
840 uschar *log_selector_string = NULL;
841 FILE *log_stderr = NULL;
842 BOOL log_testing_mode = FALSE;
843 BOOL log_timezone = FALSE;
844 unsigned int log_write_selector= L_default;
845 uschar *login_sender_address = NULL;
846 uschar *lookup_dnssec_authenticated = NULL;
847 int lookup_open_max = 25;
848 uschar *lookup_value = NULL;
849
850 macro_item *macros = NULL;
851 uschar *mailstore_basename = NULL;
852 #ifdef WITH_CONTENT_SCAN
853 uschar *malware_name = NULL; /* Virus Name */
854 #endif
855 int max_received_linelength= 0;
856 int max_username_length = 0;
857 int message_age = 0;
858 uschar *message_body = NULL;
859 uschar *message_body_end = NULL;
860 BOOL message_body_newlines = FALSE;
861 int message_body_size = 0;
862 int message_body_visible = 500;
863 int message_ended = END_NOTSTARTED;
864 uschar *message_headers = NULL;
865 uschar *message_id;
866 uschar *message_id_domain = NULL;
867 uschar *message_id_text = NULL;
868 struct timeval message_id_tv = { 0, 0 };
869 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
870 uschar *message_id_external;
871 int message_linecount = 0;
872 BOOL message_logs = TRUE;
873 int message_size = 0;
874 uschar *message_size_limit = US"50M";
875 uschar message_subdir[2] = { 0, 0 };
876 uschar *message_reference = NULL;
877
878 /* MIME ACL expandables */
879 #ifdef WITH_CONTENT_SCAN
880 int mime_anomaly_level = 0;
881 const uschar *mime_anomaly_text = NULL;
882 uschar *mime_boundary = NULL;
883 uschar *mime_charset = NULL;
884 uschar *mime_content_description = NULL;
885 uschar *mime_content_disposition = NULL;
886 uschar *mime_content_id = NULL;
887 unsigned int mime_content_size = 0;
888 uschar *mime_content_transfer_encoding = NULL;
889 uschar *mime_content_type = NULL;
890 uschar *mime_decoded_filename = NULL;
891 uschar *mime_filename = NULL;
892 int mime_is_multipart = 0;
893 int mime_is_coverletter = 0;
894 int mime_is_rfc822 = 0;
895 int mime_part_count = -1;
896 #endif
897
898 BOOL mua_wrapper = FALSE;
899
900 uid_t *never_users = NULL;
901 #ifdef WITH_CONTENT_SCAN
902 BOOL no_mbox_unspool = FALSE;
903 #endif
904 BOOL no_multiline_responses = FALSE;
905
906 uid_t original_euid;
907 gid_t originator_gid;
908 uschar *originator_login = NULL;
909 uschar *originator_name = NULL;
910 uid_t originator_uid;
911 uschar *override_local_interfaces = NULL;
912 uschar *override_pid_file_path = NULL;
913
914 BOOL parse_allow_group = FALSE;
915 BOOL parse_found_group = FALSE;
916 uschar *percent_hack_domains = NULL;
917 uschar *pid_file_path = US PID_FILE_PATH
918 "\0<--------------Space to patch pid_file_path->";
919 BOOL pipelining_enable = TRUE;
920 uschar *pipelining_advertise_hosts = US"*";
921 BOOL preserve_message_logs = FALSE;
922 uschar *primary_hostname = NULL;
923 BOOL print_topbitchars = FALSE;
924 uschar process_info[PROCESS_INFO_SIZE];
925 int process_info_len = 0;
926 uschar *process_log_path = NULL;
927 BOOL prod_requires_admin = TRUE;
928
929 #ifdef EXPERIMENTAL_PROXY
930 uschar *proxy_host_address = US"";
931 int proxy_host_port = 0;
932 uschar *proxy_required_hosts = US"";
933 BOOL proxy_session = FALSE;
934 BOOL proxy_session_failed = FALSE;
935 uschar *proxy_target_address = US"";
936 int proxy_target_port = 0;
937 #endif
938
939 uschar *prvscheck_address = NULL;
940 uschar *prvscheck_keynum = NULL;
941 uschar *prvscheck_result = NULL;
942
943
944 uschar *qualify_domain_recipient = NULL;
945 uschar *qualify_domain_sender = NULL;
946 BOOL queue_2stage = FALSE;
947 uschar *queue_domains = NULL;
948 int queue_interval = -1;
949 BOOL queue_list_requires_admin = TRUE;
950 BOOL queue_only = FALSE;
951 uschar *queue_only_file = NULL;
952 int queue_only_load = -1;
953 BOOL queue_only_load_latch = TRUE;
954 BOOL queue_only_override = TRUE;
955 BOOL queue_only_policy = FALSE;
956 BOOL queue_run_first_delivery = FALSE;
957 BOOL queue_run_force = FALSE;
958 BOOL queue_run_in_order = FALSE;
959 BOOL queue_run_local = FALSE;
960 int queue_run_max = 5;
961 pid_t queue_run_pid = (pid_t)0;
962 int queue_run_pipe = -1;
963 BOOL queue_running = FALSE;
964 BOOL queue_smtp = FALSE;
965 uschar *queue_smtp_domains = NULL;
966
967 unsigned int random_seed = 0;
968 tree_node *ratelimiters_cmd = NULL;
969 tree_node *ratelimiters_conn = NULL;
970 tree_node *ratelimiters_mail = NULL;
971 uschar *raw_active_hostname = NULL;
972 uschar *raw_sender = NULL;
973 uschar **raw_recipients = NULL;
974 int raw_recipients_count = 0;
975
976 int rcpt_count = 0;
977 int rcpt_fail_count = 0;
978 int rcpt_defer_count = 0;
979 gid_t real_gid;
980 uid_t real_uid;
981 BOOL really_exim = TRUE;
982 BOOL receive_call_bombout = FALSE;
983 int receive_linecount = 0;
984 int receive_messagecount = 0;
985 int receive_timeout = 0;
986 int received_count = 0;
987 uschar *received_for = NULL;
988
989 /* This is the default text for Received headers generated by Exim. The
990 date will be automatically added on the end. */
991
992 uschar *received_header_text = US
993 "Received: "
994 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
995 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
996 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
997 "by $primary_hostname "
998 "${if def:received_protocol {with $received_protocol}} "
999 #ifdef SUPPORT_TLS
1000 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1001 #endif
1002 "(Exim $version_number)\n\t"
1003 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1004 "id $message_exim_id"
1005 "${if def:received_for {\n\tfor $received_for}}"
1006 "\0<---------------Space to patch received_header_text->";
1007
1008 int received_headers_max = 30;
1009 uschar *received_protocol = NULL;
1010 int received_time = 0;
1011 uschar *recipient_data = NULL;
1012 uschar *recipient_unqualified_hosts = NULL;
1013 uschar *recipient_verify_failure = NULL;
1014 int recipients_count = 0;
1015 BOOL recipients_discarded = FALSE;
1016 recipient_item *recipients_list = NULL;
1017 int recipients_list_max = 0;
1018 int recipients_max = 0;
1019 BOOL recipients_max_reject = FALSE;
1020 const pcre *regex_AUTH = NULL;
1021 const pcre *regex_check_dns_names = NULL;
1022 const pcre *regex_From = NULL;
1023 const pcre *regex_IGNOREQUOTA = NULL;
1024 const pcre *regex_PIPELINING = NULL;
1025 const pcre *regex_SIZE = NULL;
1026 const pcre *regex_smtp_code = NULL;
1027 const pcre *regex_ismsgid = NULL;
1028 #ifdef WHITELIST_D_MACROS
1029 const pcre *regex_whitelisted_macro = NULL;
1030 #endif
1031 #ifdef WITH_CONTENT_SCAN
1032 uschar *regex_match_string = NULL;
1033 #endif
1034 int remote_delivery_count = 0;
1035 int remote_max_parallel = 2;
1036 uschar *remote_sort_domains = NULL;
1037 int retry_data_expire = 7*24*60*60;
1038 int retry_interval_max = 24*60*60;
1039 int retry_maximum_timeout = 0; /* set from retry config */
1040 retry_config *retries = NULL;
1041 uschar *return_path = NULL;
1042 BOOL return_path_remove = TRUE;
1043 int rewrite_existflags = 0;
1044 uschar *rfc1413_hosts = US"*";
1045 int rfc1413_query_timeout = 5;
1046 /* BOOL rfc821_domains = FALSE; <<< on the way out */
1047 uid_t root_gid = ROOT_GID;
1048 uid_t root_uid = ROOT_UID;
1049
1050 router_instance *routers = NULL;
1051 router_instance router_defaults = {
1052 NULL, /* chain pointer */
1053 NULL, /* name */
1054 NULL, /* info */
1055 NULL, /* private options block pointer */
1056 NULL, /* driver name */
1057
1058 NULL, /* address_data */
1059 #ifdef EXPERIMENTAL_BRIGHTMAIL
1060 NULL, /* bmi_rule */
1061 #endif
1062 NULL, /* cannot_route_message */
1063 NULL, /* condition */
1064 NULL, /* current_directory */
1065 NULL, /* debug_string */
1066 NULL, /* domains */
1067 NULL, /* errors_to */
1068 NULL, /* expand_gid */
1069 NULL, /* expand_uid */
1070 NULL, /* expand_more */
1071 NULL, /* expand_unseen */
1072 NULL, /* extra_headers */
1073 NULL, /* fallback_hosts */
1074 NULL, /* home_directory */
1075 NULL, /* ignore_target_hosts */
1076 NULL, /* local_parts */
1077 NULL, /* pass_router_name */
1078 NULL, /* prefix */
1079 NULL, /* redirect_router_name */
1080 NULL, /* remove_headers */
1081 NULL, /* require_files */
1082 NULL, /* router_home_directory */
1083 US"freeze", /* self */
1084 NULL, /* senders */
1085 NULL, /* suffix */
1086 NULL, /* translate_ip_address */
1087 NULL, /* transport_name */
1088
1089 TRUE, /* address_test */
1090 #ifdef EXPERIMENTAL_BRIGHTMAIL
1091 FALSE, /* bmi_deliver_alternate */
1092 FALSE, /* bmi_deliver_default */
1093 FALSE, /* bmi_dont_deliver */
1094 #endif
1095 TRUE, /* expn */
1096 FALSE, /* caseful_local_part */
1097 FALSE, /* check_local_user */
1098 FALSE, /* disable_logging */
1099 FALSE, /* fail_verify_recipient */
1100 FALSE, /* fail_verify_sender */
1101 FALSE, /* gid_set */
1102 FALSE, /* initgroups */
1103 TRUE_UNSET, /* log_as_local */
1104 TRUE, /* more */
1105 FALSE, /* pass_on_timeout */
1106 FALSE, /* prefix_optional */
1107 TRUE, /* repeat_use */
1108 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1109 FALSE, /* same_domain_copy_routing */
1110 FALSE, /* self_rewrite */
1111 FALSE, /* suffix_optional */
1112 FALSE, /* verify_only */
1113 TRUE, /* verify_recipient */
1114 TRUE, /* verify_sender */
1115 FALSE, /* uid_set */
1116 FALSE, /* unseen */
1117
1118 self_freeze, /* self_code */
1119 (uid_t)(-1), /* uid */
1120 (gid_t)(-1), /* gid */
1121
1122 NULL, /* fallback_hostlist */
1123 NULL, /* transport instance */
1124 NULL, /* pass_router */
1125 NULL /* redirect_router */
1126 };
1127
1128 uschar *router_name = NULL;
1129
1130 ip_address_item *running_interfaces = NULL;
1131 BOOL running_in_test_harness = FALSE;
1132
1133 /* This is a weird one. The following string gets patched in the binary by the
1134 script that sets up a copy of Exim for running in the test harness. It seems
1135 that compilers are now clever, and share constant strings if they can.
1136 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1137 make use of the end of this string in order to save space. So the patching then
1138 wrecks this. We defeat this optimization by adding some additional characters
1139 onto the end of the string. */
1140
1141 uschar *running_status = US">>>running<<<" "\0EXTRA";
1142
1143 int runrc = 0;
1144
1145 uschar *search_error_message = NULL;
1146 BOOL search_find_defer = FALSE;
1147 uschar *self_hostname = NULL;
1148 uschar *sender_address = NULL;
1149 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1150 uschar *sender_address_data = NULL;
1151 BOOL sender_address_forced = FALSE;
1152 uschar *sender_address_unrewritten = NULL;
1153 uschar *sender_data = NULL;
1154 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1155 uschar *sender_fullhost = NULL;
1156 uschar *sender_helo_name = NULL;
1157 uschar **sender_host_aliases = &no_aliases;
1158 uschar *sender_host_address = NULL;
1159 uschar *sender_host_authenticated = NULL;
1160 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1161 BOOL sender_host_dnssec = FALSE;
1162 uschar *sender_host_name = NULL;
1163 int sender_host_port = 0;
1164 BOOL sender_host_notsocket = FALSE;
1165 BOOL sender_host_unknown = FALSE;
1166 uschar *sender_ident = NULL;
1167 BOOL sender_local = FALSE;
1168 BOOL sender_name_forced = FALSE;
1169 uschar *sender_rate = NULL;
1170 uschar *sender_rate_limit = NULL;
1171 uschar *sender_rate_period = NULL;
1172 uschar *sender_rcvhost = NULL;
1173 BOOL sender_set_untrusted = FALSE;
1174 uschar *sender_unqualified_hosts = NULL;
1175 uschar *sender_verify_failure = NULL;
1176 address_item *sender_verified_list = NULL;
1177 address_item *sender_verified_failed = NULL;
1178 int sender_verified_rc = -1;
1179 BOOL sender_verified_responded = FALSE;
1180 uschar *sending_ip_address = NULL;
1181 int sending_port = -1;
1182 SIGNAL_BOOL sigalrm_seen = FALSE;
1183 uschar **sighup_argv = NULL;
1184 int smtp_accept_count = 0;
1185 BOOL smtp_accept_keepalive = TRUE;
1186 int smtp_accept_max = 20;
1187 int smtp_accept_max_nonmail= 10;
1188 uschar *smtp_accept_max_nonmail_hosts = US"*";
1189 int smtp_accept_max_per_connection = 1000;
1190 uschar *smtp_accept_max_per_host = NULL;
1191 int smtp_accept_queue = 0;
1192 int smtp_accept_queue_per_connection = 10;
1193 int smtp_accept_reserve = 0;
1194 uschar *smtp_active_hostname = NULL;
1195 BOOL smtp_authenticated = FALSE;
1196 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1197 "Exim $version_number $tod_full"
1198 "\0<---------------Space to patch smtp_banner->";
1199 BOOL smtp_batched_input = FALSE;
1200 BOOL smtp_check_spool_space = TRUE;
1201 int smtp_ch_index = 0;
1202 uschar *smtp_cmd_argument = NULL;
1203 uschar *smtp_cmd_buffer = NULL;
1204 time_t smtp_connection_start = 0;
1205 uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1206 int smtp_connect_backlog = 20;
1207 double smtp_delay_mail = 0.0;
1208 double smtp_delay_rcpt = 0.0;
1209 BOOL smtp_enforce_sync = TRUE;
1210 FILE *smtp_in = NULL;
1211 BOOL smtp_input = FALSE;
1212 int smtp_load_reserve = -1;
1213 int smtp_mailcmd_count = 0;
1214 FILE *smtp_out = NULL;
1215 uschar *smtp_etrn_command = NULL;
1216 BOOL smtp_etrn_serialize = TRUE;
1217 int smtp_max_synprot_errors= 3;
1218 int smtp_max_unknown_commands = 3;
1219 uschar *smtp_notquit_reason = NULL;
1220 uschar *smtp_ratelimit_hosts = NULL;
1221 uschar *smtp_ratelimit_mail = NULL;
1222 uschar *smtp_ratelimit_rcpt = NULL;
1223 uschar *smtp_read_error = US"";
1224 int smtp_receive_timeout = 5*60;
1225 uschar *smtp_reserve_hosts = NULL;
1226 BOOL smtp_return_error_details = FALSE;
1227 int smtp_rlm_base = 0;
1228 double smtp_rlm_factor = 0.0;
1229 int smtp_rlm_limit = 0;
1230 int smtp_rlm_threshold = INT_MAX;
1231 int smtp_rlr_base = 0;
1232 double smtp_rlr_factor = 0.0;
1233 int smtp_rlr_limit = 0;
1234 int smtp_rlr_threshold = INT_MAX;
1235 BOOL smtp_use_pipelining = FALSE;
1236 BOOL smtp_use_size = FALSE;
1237
1238 #ifdef WITH_CONTENT_SCAN
1239 uschar *spamd_address = US"127.0.0.1 783";
1240 uschar *spam_bar = NULL;
1241 uschar *spam_report = NULL;
1242 uschar *spam_score = NULL;
1243 uschar *spam_score_int = NULL;
1244 #endif
1245 #ifdef EXPERIMENTAL_SPF
1246 uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
1247 uschar *spf_header_comment = NULL;
1248 uschar *spf_received = NULL;
1249 uschar *spf_result = NULL;
1250 uschar *spf_smtp_comment = NULL;
1251 #endif
1252
1253 BOOL split_spool_directory = FALSE;
1254 uschar *spool_directory = US SPOOL_DIRECTORY
1255 "\0<--------------Space to patch spool_directory->";
1256 #ifdef EXPERIMENTAL_SRS
1257 uschar *srs_config = NULL;
1258 uschar *srs_db_address = NULL;
1259 uschar *srs_db_key = NULL;
1260 int srs_hashlength = 6;
1261 int srs_hashmin = -1;
1262 int srs_maxage = 31;
1263 uschar *srs_orig_recipient = NULL;
1264 uschar *srs_orig_sender = NULL;
1265 uschar *srs_recipient = NULL;
1266 uschar *srs_secrets = NULL;
1267 uschar *srs_status = NULL;
1268 BOOL srs_usehash = TRUE;
1269 BOOL srs_usetimestamp = TRUE;
1270 #endif
1271 BOOL strict_acl_vars = FALSE;
1272 int string_datestamp_offset= -1;
1273 int string_datestamp_length= 0;
1274 int string_datestamp_type = -1;
1275 BOOL strip_excess_angle_brackets = FALSE;
1276 BOOL strip_trailing_dot = FALSE;
1277 uschar *submission_domain = NULL;
1278 BOOL submission_mode = FALSE;
1279 uschar *submission_name = NULL;
1280 BOOL suppress_local_fixups = FALSE;
1281 BOOL suppress_local_fixups_default = FALSE;
1282 BOOL synchronous_delivery = FALSE;
1283 BOOL syslog_duplication = TRUE;
1284 int syslog_facility = LOG_MAIL;
1285 uschar *syslog_processname = US"exim";
1286 BOOL syslog_timestamp = TRUE;
1287 uschar *system_filter = NULL;
1288
1289 uschar *system_filter_directory_transport = NULL;
1290 uschar *system_filter_file_transport = NULL;
1291 uschar *system_filter_pipe_transport = NULL;
1292 uschar *system_filter_reply_transport = NULL;
1293
1294 gid_t system_filter_gid = 0;
1295 BOOL system_filter_gid_set = FALSE;
1296 uid_t system_filter_uid = (uid_t)-1;
1297 BOOL system_filter_uid_set = FALSE;
1298 BOOL system_filtering = FALSE;
1299
1300 BOOL tcp_nodelay = TRUE;
1301 #ifdef USE_TCP_WRAPPERS
1302 uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1303 #endif
1304 int test_harness_load_avg = 0;
1305 int thismessage_size_limit = 0;
1306 int timeout_frozen_after = 0;
1307 BOOL timestamps_utc = FALSE;
1308
1309 #ifdef EXPERIMENTAL_TPDA
1310 int tpda_defer_errno = 0;
1311 uschar *tpda_defer_errstr = NULL;
1312 uschar *tpda_delivery_ip = NULL;
1313 int tpda_delivery_port = 0;
1314 uschar *tpda_delivery_fqdn = NULL;
1315 uschar *tpda_delivery_local_part= NULL;
1316 uschar *tpda_delivery_domain = NULL;
1317 uschar *tpda_delivery_confirmation = NULL;
1318 #endif
1319
1320 transport_instance *transports = NULL;
1321
1322 transport_instance transport_defaults = {
1323 NULL, /* chain pointer */
1324 NULL, /* name */
1325 NULL, /* info */
1326 NULL, /* private options block pointer */
1327 NULL, /* driver name */
1328 NULL, /* setup entry point */
1329 1, /* batch_max */
1330 NULL, /* batch_id */
1331 NULL, /* home_dir */
1332 NULL, /* current_dir */
1333 TRUE, /* multi-domain */
1334 FALSE, /* overrides_hosts */
1335 100, /* max_addresses */
1336 500, /* connection_max_messages */
1337 FALSE, /* deliver_as_creator */
1338 FALSE, /* disable_logging */
1339 FALSE, /* initgroups */
1340 FALSE, /* uid_set */
1341 FALSE, /* gid_set */
1342 (uid_t)(-1), /* uid */
1343 (gid_t)(-1), /* gid */
1344 NULL, /* expand_uid */
1345 NULL, /* expand_gid */
1346 NULL, /* warn_message */
1347 NULL, /* shadow */
1348 NULL, /* shadow_condition */
1349 NULL, /* filter_command */
1350 NULL, /* add_headers */
1351 NULL, /* remove_headers */
1352 NULL, /* return_path */
1353 NULL, /* debug_string */
1354 NULL, /* message_size_limit */
1355 NULL, /* headers_rewrite */
1356 NULL, /* rewrite_rules */
1357 0, /* rewrite_existflags */
1358 300, /* filter_timeout */
1359 FALSE, /* body_only */
1360 FALSE, /* delivery_date_add */
1361 FALSE, /* envelope_to_add */
1362 FALSE, /* headers_only */
1363 FALSE, /* rcpt_include_affixes */
1364 FALSE, /* return_path_add */
1365 FALSE, /* return_output */
1366 FALSE, /* return_fail_output */
1367 FALSE, /* log_output */
1368 FALSE, /* log_fail_output */
1369 FALSE, /* log_defer_output */
1370 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1371 1 nor 0 so can detect unset */
1372 };
1373
1374 int transport_count;
1375 uschar *transport_name = NULL;
1376 int transport_newlines;
1377 uschar **transport_filter_argv = NULL;
1378 int transport_filter_timeout;
1379 BOOL transport_filter_timed_out = FALSE;
1380 int transport_write_timeout= 0;
1381
1382 tree_node *tree_dns_fails = NULL;
1383 tree_node *tree_duplicates = NULL;
1384 tree_node *tree_nonrecipients = NULL;
1385 tree_node *tree_unusable = NULL;
1386
1387 BOOL trusted_caller = FALSE;
1388 BOOL trusted_config = TRUE;
1389 gid_t *trusted_groups = NULL;
1390 uid_t *trusted_users = NULL;
1391 uschar *timezone_string = US TIMEZONE_DEFAULT;
1392
1393 uschar *unknown_login = NULL;
1394 uschar *unknown_username = NULL;
1395 uschar *untrusted_set_sender = NULL;
1396
1397 /* A regex for matching a "From_" line in an incoming message, in the form
1398
1399 From ph10 Fri Jan 5 12:35 GMT 1996
1400
1401 which the "mail" commands send to the MTA (undocumented, of course), or in
1402 the form
1403
1404 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1405
1406 which is apparently used by some UUCPs, despite it not being in RFC 976.
1407 Because of variations in time formats, just match up to the minutes. That
1408 should be sufficient. Examples have been seen of time fields like 12:1:03,
1409 so just require one digit for hours and minutes. The weekday is also absent
1410 in some forms. */
1411
1412 uschar *uucp_from_pattern = US
1413 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1414 "(?:" /* Non-extracting bracket */
1415 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1416 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1417 ")" /* End alternation */
1418 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1419
1420 uschar *uucp_from_sender = US"$1";
1421
1422 uschar *warn_message_file = NULL;
1423 uschar *warnmsg_delay = NULL;
1424 uschar *warnmsg_recipients = NULL;
1425 BOOL write_rejectlog = TRUE;
1426
1427 uschar *version_copyright =
1428 US"Copyright (c) University of Cambridge, 1995 - 2014\n"
1429 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2014";
1430 uschar *version_date = US"?";
1431 uschar *version_cnumber = US"????";
1432 uschar *version_string = US"?";
1433
1434 int warning_count = 0;
1435
1436 /* End of globals.c */
Unnamed repository; edit this file 'description' to name the repository.