projects / exim.git / blob
? search:


7985cd3f066007ba2102e525ddd43ac0cee3a678
[exim.git] / src / src / globals.c
1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
4
5 /* Copyright (c) University of Cambridge 1995 - 2009 */
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 { "driver", opt_stringptr | opt_public,
21 (void *)(offsetof(auth_instance, driver_name)) },
22 { "public_name", opt_stringptr | opt_public,
23 (void *)(offsetof(auth_instance, public_name)) },
24 { "server_advertise_condition", opt_stringptr | opt_public,
25 (void *)(offsetof(auth_instance, advertise_condition))},
26 { "server_condition", opt_stringptr | opt_public,
27 (void *)(offsetof(auth_instance, server_condition)) },
28 { "server_debug_print", opt_stringptr | opt_public,
29 (void *)(offsetof(auth_instance, server_debug_string)) },
30 { "server_mail_auth_condition", opt_stringptr | opt_public,
31 (void *)(offsetof(auth_instance, mail_auth_condition)) },
32 { "server_set_id", opt_stringptr | opt_public,
33 (void *)(offsetof(auth_instance, set_id)) }
34 };
35
36 int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
37
38 /* An empty host aliases list. */
39
40 uschar *no_aliases = NULL;
41
42
43 /* For comments on these variables, see globals.h. I'm too idle to
44 duplicate them here... */
45
46 #ifdef EXIM_PERL
47 uschar *opt_perl_startup = NULL;
48 BOOL opt_perl_at_start = FALSE;
49 BOOL opt_perl_started = FALSE;
50 #endif
51
52 #ifdef EXPAND_DLFUNC
53 tree_node *dlobj_anchor = NULL;
54 #endif
55
56 #ifdef LOOKUP_IBASE
57 uschar *ibase_servers = NULL;
58 #endif
59
60 #ifdef LOOKUP_LDAP
61 uschar *eldap_ca_cert_dir = NULL;
62 uschar *eldap_ca_cert_file = NULL;
63 uschar *eldap_cert_file = NULL;
64 uschar *eldap_cert_key = NULL;
65 uschar *eldap_cipher_suite = NULL;
66 uschar *eldap_default_servers = NULL;
67 uschar *eldap_require_cert = NULL;
68 int eldap_version = -1;
69 BOOL eldap_start_tls = FALSE;
70 #endif
71
72 #ifdef LOOKUP_MYSQL
73 uschar *mysql_servers = NULL;
74 #endif
75
76 #ifdef LOOKUP_ORACLE
77 uschar *oracle_servers = NULL;
78 #endif
79
80 #ifdef LOOKUP_PGSQL
81 uschar *pgsql_servers = NULL;
82 #endif
83
84 #ifdef LOOKUP_SQLITE
85 int sqlite_lock_timeout = 5;
86 #endif
87
88 #ifdef SUPPORT_MOVE_FROZEN_MESSAGES
89 BOOL move_frozen_messages = FALSE;
90 #endif
91
92 /* These variables are outside the #ifdef because it keeps the code less
93 cluttered in several places (e.g. during logging) if we can always refer to
94 them. Also, the tls_ variables are now always visible. */
95
96 BOOL tls_active = -1;
97 int tls_bits = 0;
98 BOOL tls_certificate_verified = FALSE;
99 uschar *tls_cipher = NULL;
100 BOOL tls_on_connect = FALSE;
101 uschar *tls_on_connect_ports = NULL;
102 uschar *tls_peerdn = NULL;
103
104 #ifdef SUPPORT_TLS
105 BOOL gnutls_compat_mode = FALSE;
106 uschar *gnutls_require_mac = NULL;
107 uschar *gnutls_require_kx = NULL;
108 uschar *gnutls_require_proto = NULL;
109 uschar *openssl_options = NULL;
110 const pcre *regex_STARTTLS = NULL;
111 uschar *tls_advertise_hosts = NULL; /* This is deliberate */
112 uschar *tls_certificate = NULL;
113 uschar *tls_crl = NULL;
114 uschar *tls_dhparam = NULL;
115 BOOL tls_offered = FALSE;
116 uschar *tls_privatekey = NULL;
117 BOOL tls_remember_esmtp = FALSE;
118 uschar *tls_require_ciphers = NULL;
119 #ifndef USE_GNUTLS
120 uschar *tls_sni = NULL;
121 #endif
122 uschar *tls_try_verify_hosts = NULL;
123 uschar *tls_verify_certificates= NULL;
124 uschar *tls_verify_hosts = NULL;
125 #endif
126
127
128 /* Input-reading functions for messages, so we can use special ones for
129 incoming TCP/IP. The defaults use stdin. We never need these for any
130 stand-alone tests. */
131
132 #ifndef STAND_ALONE
133 int (*receive_getc)(void) = stdin_getc;
134 int (*receive_ungetc)(int) = stdin_ungetc;
135 int (*receive_feof)(void) = stdin_feof;
136 int (*receive_ferror)(void) = stdin_ferror;
137 BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
138 #endif
139
140
141 /* List of per-address expansion variables for clearing and saving/restoring
142 when verifying one address while routing/verifying another. We have to have
143 the size explicit, because it is referenced from more than one module. */
144
145 uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
146 &deliver_address_data,
147 &deliver_domain,
148 &deliver_domain_data,
149 &deliver_domain_orig,
150 &deliver_domain_parent,
151 &deliver_localpart,
152 &deliver_localpart_data,
153 &deliver_localpart_orig,
154 &deliver_localpart_parent,
155 &deliver_localpart_prefix,
156 &deliver_localpart_suffix,
157 (uschar **)(&deliver_recipients),
158 &deliver_host,
159 &deliver_home,
160 &address_file,
161 &address_pipe,
162 &self_hostname,
163 NULL };
164
165 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
166
167 /* General global variables */
168
169 header_line *acl_added_headers = NULL;
170 tree_node *acl_anchor = NULL;
171
172 uschar *acl_not_smtp = NULL;
173 #ifdef WITH_CONTENT_SCAN
174 uschar *acl_not_smtp_mime = NULL;
175 #endif
176 uschar *acl_not_smtp_start = NULL;
177
178 uschar *acl_smtp_auth = NULL;
179 uschar *acl_smtp_connect = NULL;
180 uschar *acl_smtp_data = NULL;
181 #ifndef DISABLE_DKIM
182 uschar *acl_smtp_dkim = NULL;
183 #endif
184 uschar *acl_smtp_etrn = NULL;
185 uschar *acl_smtp_expn = NULL;
186 uschar *acl_smtp_helo = NULL;
187 uschar *acl_smtp_mail = NULL;
188 uschar *acl_smtp_mailauth = NULL;
189 #ifdef WITH_CONTENT_SCAN
190 uschar *acl_smtp_mime = NULL;
191 #endif
192 uschar *acl_smtp_notquit = NULL;
193 uschar *acl_smtp_predata = NULL;
194 uschar *acl_smtp_quit = NULL;
195 uschar *acl_smtp_rcpt = NULL;
196 uschar *acl_smtp_starttls = NULL;
197 uschar *acl_smtp_vrfy = NULL;
198
199 BOOL acl_temp_details = FALSE;
200 tree_node *acl_var_c = NULL;
201 tree_node *acl_var_m = NULL;
202 uschar *acl_verify_message = NULL;
203 string_item *acl_warn_logged = NULL;
204
205 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
206 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
207
208 uschar *acl_wherenames[] = { US"RCPT",
209 US"MAIL",
210 US"PREDATA",
211 US"MIME",
212 US"DKIM",
213 US"DATA",
214 US"non-SMTP",
215 US"AUTH",
216 US"connection",
217 US"ETRN",
218 US"EXPN",
219 US"EHLO or HELO",
220 US"MAILAUTH",
221 US"non-SMTP-start",
222 US"NOTQUIT",
223 US"QUIT",
224 US"STARTTLS",
225 US"VRFY"
226 };
227
228 uschar *acl_wherecodes[] = { US"550", /* RCPT */
229 US"550", /* MAIL */
230 US"550", /* PREDATA */
231 US"550", /* MIME */
232 US"550", /* DKIM */
233 US"550", /* DATA */
234 US"0", /* not SMTP; not relevant */
235 US"503", /* AUTH */
236 US"550", /* connect */
237 US"458", /* ETRN */
238 US"550", /* EXPN */
239 US"550", /* HELO/EHLO */
240 US"0", /* MAILAUTH; not relevant */
241 US"0", /* not SMTP; not relevant */
242 US"0", /* NOTQUIT; not relevant */
243 US"0", /* QUIT; not relevant */
244 US"550", /* STARTTLS */
245 US"252" /* VRFY */
246 };
247
248 BOOL active_local_from_check = FALSE;
249 BOOL active_local_sender_retain = FALSE;
250 BOOL accept_8bitmime = FALSE;
251 address_item *addr_duplicate = NULL;
252
253 address_item address_defaults = {
254 NULL, /* next */
255 NULL, /* parent */
256 NULL, /* first */
257 NULL, /* dupof */
258 NULL, /* start_router */
259 NULL, /* router */
260 NULL, /* transport */
261 NULL, /* host_list */
262 NULL, /* host_used */
263 NULL, /* fallback_hosts */
264 NULL, /* reply */
265 NULL, /* retries */
266 NULL, /* address */
267 NULL, /* unique */
268 NULL, /* cc_local_part */
269 NULL, /* lc_local_part */
270 NULL, /* local_part */
271 NULL, /* prefix */
272 NULL, /* suffix */
273 NULL, /* domain */
274 NULL, /* address_retry_key */
275 NULL, /* domain_retry_key */
276 NULL, /* current_dir */
277 NULL, /* home_dir */
278 NULL, /* message */
279 NULL, /* user_message */
280 NULL, /* onetime_parent */
281 NULL, /* pipe_expandn */
282 NULL, /* return_filename */
283 NULL, /* self_hostname */
284 NULL, /* shadow_message */
285 #ifdef SUPPORT_TLS
286 NULL, /* cipher */
287 NULL, /* peerdn */
288 #endif
289 (uid_t)(-1), /* uid */
290 (gid_t)(-1), /* gid */
291 0, /* flags */
292 { 0 }, /* domain_cache - any larger array should be zeroed */
293 { 0 }, /* localpart_cache - ditto */
294 -1, /* mode */
295 0, /* more_errno */
296 ERRNO_UNKNOWNERROR, /* basic_errno */
297 0, /* child_count */
298 -1, /* return_file */
299 SPECIAL_NONE, /* special_action */
300 DEFER, /* transport_return */
301 { /* fields that are propagated to children */
302 NULL, /* address_data */
303 NULL, /* domain_data */
304 NULL, /* localpart_data */
305 NULL, /* errors_address */
306 NULL, /* extra_headers */
307 NULL, /* remove_headers */
308 #ifdef EXPERIMENTAL_SRS
309 NULL, /* srs_sender */
310 #endif
311 }
312 };
313
314 uschar *address_file = NULL;
315 uschar *address_pipe = NULL;
316 BOOL address_test_mode = FALSE;
317 tree_node *addresslist_anchor = NULL;
318 int addresslist_count = 0;
319 gid_t *admin_groups = NULL;
320 BOOL admin_user = FALSE;
321 BOOL allow_auth_unadvertised= FALSE;
322 BOOL allow_domain_literals = FALSE;
323 BOOL allow_mx_to_ip = FALSE;
324 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
325 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
326 BOOL allow_utf8_domains = FALSE;
327 uschar *authenticated_id = NULL;
328 uschar *authenticated_sender = NULL;
329 BOOL authentication_failed = FALSE;
330 auth_instance *auths = NULL;
331 uschar *auth_advertise_hosts = US"*";
332 auth_instance auth_defaults = {
333 NULL, /* chain pointer */
334 NULL, /* name */
335 NULL, /* info */
336 NULL, /* private options block pointer */
337 NULL, /* driver_name */
338 NULL, /* advertise_condition */
339 NULL, /* client_condition */
340 NULL, /* public_name */
341 NULL, /* set_id */
342 NULL, /* server_mail_auth_condition */
343 NULL, /* server_debug_string */
344 NULL, /* server_condition */
345 FALSE, /* client */
346 FALSE, /* server */
347 FALSE /* advertised */
348 };
349
350 uschar *auth_defer_msg = US"reason not recorded";
351 uschar *auth_defer_user_msg = US"";
352 uschar *auth_vars[AUTH_VARS];
353 int auto_thaw = 0;
354 #ifdef WITH_CONTENT_SCAN
355 BOOL av_failed = FALSE;
356 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
357 #endif
358
359 BOOL background_daemon = TRUE;
360
361 #if BASE_62 == 62
362 uschar *base62_chars=
363 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
364 #else
365 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
366 #endif
367
368 uschar *bi_command = NULL;
369 uschar *big_buffer = NULL;
370 int big_buffer_size = BIG_BUFFER_SIZE;
371 #ifdef EXPERIMENTAL_BRIGHTMAIL
372 uschar *bmi_alt_location = NULL;
373 uschar *bmi_base64_tracker_verdict = NULL;
374 uschar *bmi_base64_verdict = NULL;
375 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
376 int bmi_deliver = 1;
377 int bmi_run = 0;
378 uschar *bmi_verdicts = NULL;
379 #endif
380 int body_linecount = 0;
381 int body_zerocount = 0;
382 uschar *bounce_message_file = NULL;
383 uschar *bounce_message_text = NULL;
384 uschar *bounce_recipient = NULL;
385 BOOL bounce_return_body = TRUE;
386 BOOL bounce_return_message = TRUE;
387 int bounce_return_size_limit = 100*1024;
388 uschar *bounce_sender_authentication = NULL;
389 int bsmtp_transaction_linecount = 0;
390
391 int callout_cache_domain_positive_expire = 7*24*60*60;
392 int callout_cache_domain_negative_expire = 3*60*60;
393 int callout_cache_positive_expire = 24*60*60;
394 int callout_cache_negative_expire = 2*60*60;
395 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
396 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
397 int check_log_inodes = 0;
398 int check_log_space = 0;
399 BOOL check_rfc2047_length = TRUE;
400 int check_spool_inodes = 0;
401 int check_spool_space = 0;
402 int clmacro_count = 0;
403 uschar *clmacros[MAX_CLMACROS];
404 BOOL config_changed = FALSE;
405 FILE *config_file = NULL;
406 uschar *config_filename = NULL;
407 int config_lineno = 0;
408 #ifdef CONFIGURE_GROUP
409 gid_t config_gid = CONFIGURE_GROUP;
410 #endif
411 uschar *config_main_filelist = US CONFIGURE_FILE
412 "\0<-----------Space to patch configure_filename->";
413 uschar *config_main_filename = NULL;
414
415 #ifdef CONFIGURE_OWNER
416 uid_t config_uid = CONFIGURE_OWNER;
417 #endif
418
419 int connection_max_messages= -1;
420 uschar *continue_hostname = NULL;
421 uschar *continue_host_address = NULL;
422 BOOL continue_more = FALSE;
423 int continue_sequence = 1;
424 uschar *continue_transport = NULL;
425
426 uschar *csa_status = NULL;
427
428 BOOL daemon_listen = FALSE;
429 uschar *daemon_smtp_port = US"smtp";
430 int daemon_startup_retries = 9;
431 int daemon_startup_sleep = 30;
432
433 #ifdef EXPERIMENTAL_DCC
434 BOOL dcc_direct_add_header = FALSE;
435 uschar *dcc_header = NULL;
436 uschar *dcc_result = NULL;
437 uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
438 uschar *dccifd_options = US"header";
439 #endif
440
441 BOOL debug_daemon = FALSE;
442 int debug_fd = -1;
443 FILE *debug_file = NULL;
444 bit_table debug_options[] = {
445 { US"acl", D_acl },
446 { US"all", D_all },
447 { US"auth", D_auth },
448 { US"deliver", D_deliver },
449 { US"dns", D_dns },
450 { US"dnsbl", D_dnsbl },
451 { US"exec", D_exec },
452 { US"expand", D_expand },
453 { US"filter", D_filter },
454 { US"hints_lookup", D_hints_lookup },
455 { US"host_lookup", D_host_lookup },
456 { US"ident", D_ident },
457 { US"interface", D_interface },
458 { US"lists", D_lists },
459 { US"load", D_load },
460 { US"local_scan", D_local_scan },
461 { US"lookup", D_lookup },
462 { US"memory", D_memory },
463 { US"pid", D_pid },
464 { US"process_info", D_process_info },
465 { US"queue_run", D_queue_run },
466 { US"receive", D_receive },
467 { US"resolver", D_resolver },
468 { US"retry", D_retry },
469 { US"rewrite", D_rewrite },
470 { US"route", D_route },
471 { US"timestamp", D_timestamp },
472 { US"tls", D_tls },
473 { US"transport", D_transport },
474 { US"uid", D_uid },
475 { US"verify", D_verify }
476 };
477 int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
478 unsigned int debug_selector = 0;
479 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
480 uschar *delay_warning_condition=
481 US"${if or {"
482 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
483 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
484 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
485 "} {no}{yes}}";
486 BOOL delivery_date_remove = TRUE;
487 uschar *deliver_address_data = NULL;
488 int deliver_datafile = -1;
489 uschar *deliver_domain = NULL;
490 uschar *deliver_domain_data = NULL;
491 uschar *deliver_domain_orig = NULL;
492 uschar *deliver_domain_parent = NULL;
493 BOOL deliver_drop_privilege = FALSE;
494 BOOL deliver_firsttime = FALSE;
495 BOOL deliver_force = FALSE;
496 BOOL deliver_freeze = FALSE;
497 int deliver_frozen_at = 0;
498 uschar *deliver_home = NULL;
499 uschar *deliver_host = NULL;
500 uschar *deliver_host_address = NULL;
501 uschar *deliver_in_buffer = NULL;
502 ino_t deliver_inode = 0;
503 uschar *deliver_localpart = NULL;
504 uschar *deliver_localpart_data = NULL;
505 uschar *deliver_localpart_orig = NULL;
506 uschar *deliver_localpart_parent = NULL;
507 uschar *deliver_localpart_prefix = NULL;
508 uschar *deliver_localpart_suffix = NULL;
509 BOOL deliver_force_thaw = FALSE;
510 BOOL deliver_manual_thaw = FALSE;
511 uschar *deliver_out_buffer = NULL;
512 int deliver_queue_load_max = -1;
513 address_item *deliver_recipients = NULL;
514 uschar *deliver_selectstring = NULL;
515 BOOL deliver_selectstring_regex = FALSE;
516 uschar *deliver_selectstring_sender = NULL;
517 BOOL deliver_selectstring_sender_regex = FALSE;
518 #ifdef WITH_OLD_DEMIME
519 int demime_errorlevel = 0;
520 int demime_ok = 0;
521 uschar *demime_reason = NULL;
522 #endif
523 BOOL disable_callout_flush = FALSE;
524 BOOL disable_delay_flush = FALSE;
525 #ifdef ENABLE_DISABLE_FSYNC
526 BOOL disable_fsync = FALSE;
527 #endif
528 BOOL disable_ipv6 = FALSE;
529 BOOL disable_logging = FALSE;
530
531 #ifndef DISABLE_DKIM
532 uschar *dkim_cur_signer = NULL;
533 uschar *dkim_signers = NULL;
534 uschar *dkim_signing_domain = NULL;
535 uschar *dkim_signing_selector = NULL;
536 uschar *dkim_verify_signers = US"$dkim_signers";
537 BOOL dkim_collect_input = FALSE;
538 BOOL dkim_disable_verify = FALSE;
539 #endif
540
541 uschar *dns_again_means_nonexist = NULL;
542 int dns_csa_search_limit = 5;
543 BOOL dns_csa_use_reverse = TRUE;
544 uschar *dns_ipv4_lookup = NULL;
545 int dns_retrans = 0;
546 int dns_retry = 0;
547 int dns_use_edns0 = -1; /* <0 = not coerced */
548 uschar *dnslist_domain = NULL;
549 uschar *dnslist_matched = NULL;
550 uschar *dnslist_text = NULL;
551 uschar *dnslist_value = NULL;
552 tree_node *domainlist_anchor = NULL;
553 int domainlist_count = 0;
554 BOOL dont_deliver = FALSE;
555 BOOL dot_ends = TRUE;
556 BOOL drop_cr = FALSE; /* No longer used */
557 uschar *dsn_from = US DEFAULT_DSN_FROM;
558
559 BOOL enable_dollar_recipients = FALSE;
560 BOOL envelope_to_remove = TRUE;
561 int errno_quota = ERRNO_QUOTA;
562 uschar *errors_copy = NULL;
563 int error_handling = ERRORS_SENDER;
564 uschar *errors_reply_to = NULL;
565 int errors_sender_rc = EXIT_FAILURE;
566
567 gid_t exim_gid = EXIM_GID;
568 BOOL exim_gid_set = TRUE; /* This gid is always set */
569 uschar *exim_path = US BIN_DIRECTORY "/exim"
570 "\0<---------------Space to patch exim_path->";
571 uid_t exim_uid = EXIM_UID;
572 BOOL exim_uid_set = TRUE; /* This uid is always set */
573 int expand_forbid = 0;
574 int expand_nlength[EXPAND_MAXN+1];
575 int expand_nmax = -1;
576 uschar *expand_nstring[EXPAND_MAXN+1];
577 BOOL expand_string_forcedfail = FALSE;
578 uschar *expand_string_message;
579 BOOL extract_addresses_remove_arguments = TRUE;
580 uschar *extra_local_interfaces = NULL;
581
582 int fake_response = OK;
583 uschar *fake_response_text = US"Your message has been rejected but is "
584 "being kept for evaluation.\nIf it was a "
585 "legitimate message, it may still be "
586 "delivered to the target recipient(s).";
587 int filter_n[FILTER_VARIABLE_COUNT];
588 BOOL filter_running = FALSE;
589 int filter_sn[FILTER_VARIABLE_COUNT];
590 int filter_test = FTEST_NONE;
591 uschar *filter_test_sfile = NULL;
592 uschar *filter_test_ufile = NULL;
593 uschar *filter_thisaddress = NULL;
594 int finduser_retries = 0;
595 #ifdef WITH_OLD_DEMIME
596 uschar *found_extension = NULL;
597 #endif
598 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
599 uschar *freeze_tell = NULL;
600 uschar *freeze_tell_config = NULL;
601 uschar *fudged_queue_times = US"";
602
603 uschar *gecos_name = NULL;
604 uschar *gecos_pattern = NULL;
605 rewrite_rule *global_rewrite_rules = NULL;
606
607 uschar *headers_charset = US HEADERS_CHARSET;
608 int header_insert_maxlen = 64 * 1024;
609 header_line *header_last = NULL;
610 header_line *header_list = NULL;
611 int header_maxsize = HEADER_MAXSIZE;
612 int header_line_maxsize = 0;
613
614 header_name header_names[] = {
615 { US"bcc", 3, TRUE, htype_bcc },
616 { US"cc", 2, TRUE, htype_cc },
617 { US"date", 4, TRUE, htype_date },
618 { US"delivery-date", 13, FALSE, htype_delivery_date },
619 { US"envelope-to", 11, FALSE, htype_envelope_to },
620 { US"from", 4, TRUE, htype_from },
621 { US"message-id", 10, TRUE, htype_id },
622 { US"received", 8, FALSE, htype_received },
623 { US"reply-to", 8, FALSE, htype_reply_to },
624 { US"return-path", 11, FALSE, htype_return_path },
625 { US"sender", 6, TRUE, htype_sender },
626 { US"subject", 7, FALSE, htype_subject },
627 { US"to", 2, TRUE, htype_to }
628 };
629
630 int header_names_size = sizeof(header_names)/sizeof(header_name);
631
632 BOOL header_rewritten = FALSE;
633 uschar *helo_accept_junk_hosts = NULL;
634 uschar *helo_allow_chars = US"";
635 uschar *helo_lookup_domains = US"@ : @[]";
636 uschar *helo_try_verify_hosts = NULL;
637 BOOL helo_verified = FALSE;
638 BOOL helo_verify_failed = FALSE;
639 uschar *helo_verify_hosts = NULL;
640 const uschar *hex_digits = CUS"0123456789abcdef";
641 uschar *hold_domains = NULL;
642 BOOL host_checking = FALSE;
643 BOOL host_checking_callout = FALSE;
644 uschar *host_data = NULL;
645 BOOL host_find_failed_syntax= FALSE;
646 uschar *host_lookup = NULL;
647 BOOL host_lookup_deferred = FALSE;
648 BOOL host_lookup_failed = FALSE;
649 uschar *host_lookup_order = US"bydns:byaddr";
650 uschar *host_lookup_msg = US"";
651 int host_number = 0;
652 uschar *host_number_string = NULL;
653 uschar *host_reject_connection = NULL;
654 tree_node *hostlist_anchor = NULL;
655 int hostlist_count = 0;
656 uschar *hosts_treat_as_local = NULL;
657 uschar *hosts_connection_nolog = NULL;
658
659 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
660 BOOL ignore_fromline_local = FALSE;
661 uschar *ignore_fromline_hosts = NULL;
662 uschar *interface_address = NULL;
663 int interface_port = -1;
664 BOOL is_inetd = FALSE;
665 uschar *iterate_item = NULL;
666
667 int journal_fd = -1;
668
669 int keep_malformed = 4*24*60*60; /* 4 days */
670
671 uschar *eldap_dn = NULL;
672 int load_average = -2;
673 BOOL local_error_message = FALSE;
674 BOOL local_from_check = TRUE;
675 uschar *local_from_prefix = NULL;
676 uschar *local_from_suffix = NULL;
677
678 #if HAVE_IPV6
679 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
680 #else
681 uschar *local_interfaces = US"0.0.0.0";
682 #endif
683
684 uschar *local_scan_data = NULL;
685 int local_scan_timeout = 5*60;
686 BOOL local_sender_retain = FALSE;
687 gid_t local_user_gid = (gid_t)(-1);
688 uid_t local_user_uid = (uid_t)(-1);
689
690 tree_node *localpartlist_anchor= NULL;
691 int localpartlist_count = 0;
692 uschar *log_buffer = NULL;
693 unsigned int log_extra_selector = LX_default;
694 uschar *log_file_path = US LOG_FILE_PATH
695 "\0<--------------Space to patch log_file_path->";
696
697 /* Those log options with L_xxx identifiers have values less than 0x800000 and
698 are the ones that get put into log_write_selector. They can be used in calls to
699 log_write() to test for the bit. The options with LX_xxx identifiers have
700 values greater than 0x80000000 and are put int log_extra_selector (without the
701 top bit). They are never used in calls to log_write(), but are tested
702 independently. This separation became necessary when the number of log
703 selectors was getting close to filling a 32-bit word. */
704
705 /* Note that this list must be in alphabetical order. */
706
707 bit_table log_options[] = {
708 { US"acl_warn_skipped", LX_acl_warn_skipped },
709 { US"address_rewrite", L_address_rewrite },
710 { US"all", L_all },
711 { US"all_parents", L_all_parents },
712 { US"arguments", LX_arguments },
713 { US"connection_reject", L_connection_reject },
714 { US"delay_delivery", L_delay_delivery },
715 { US"deliver_time", LX_deliver_time },
716 { US"delivery_size", LX_delivery_size },
717 { US"dnslist_defer", L_dnslist_defer },
718 { US"etrn", L_etrn },
719 { US"host_lookup_failed", L_host_lookup_failed },
720 { US"ident_timeout", LX_ident_timeout },
721 { US"incoming_interface", LX_incoming_interface },
722 { US"incoming_port", LX_incoming_port },
723 { US"lost_incoming_connection", L_lost_incoming_connection },
724 { US"outgoing_port", LX_outgoing_port },
725 { US"pid", LX_pid },
726 { US"queue_run", L_queue_run },
727 { US"queue_time", LX_queue_time },
728 { US"queue_time_overall", LX_queue_time_overall },
729 { US"received_recipients", LX_received_recipients },
730 { US"received_sender", LX_received_sender },
731 { US"rejected_header", LX_rejected_header },
732 { US"rejected_headers", LX_rejected_header },
733 { US"retry_defer", L_retry_defer },
734 { US"return_path_on_delivery", LX_return_path_on_delivery },
735 { US"sender_on_delivery", LX_sender_on_delivery },
736 { US"sender_verify_fail", LX_sender_verify_fail },
737 { US"size_reject", L_size_reject },
738 { US"skip_delivery", L_skip_delivery },
739 { US"smtp_confirmation", LX_smtp_confirmation },
740 { US"smtp_connection", L_smtp_connection },
741 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
742 { US"smtp_no_mail", LX_smtp_no_mail },
743 { US"smtp_protocol_error", L_smtp_protocol_error },
744 { US"smtp_syntax_error", L_smtp_syntax_error },
745 { US"subject", LX_subject },
746 { US"tls_certificate_verified", LX_tls_certificate_verified },
747 { US"tls_cipher", LX_tls_cipher },
748 { US"tls_peerdn", LX_tls_peerdn },
749 { US"unknown_in_list", LX_unknown_in_list }
750 };
751
752 int log_options_count = sizeof(log_options)/sizeof(bit_table);
753 int log_reject_target = 0;
754 uschar *log_selector_string = NULL;
755 FILE *log_stderr = NULL;
756 BOOL log_testing_mode = FALSE;
757 BOOL log_timezone = FALSE;
758 unsigned int log_write_selector= L_default;
759 uschar *login_sender_address = NULL;
760 int lookup_open_max = 25;
761 uschar *lookup_value = NULL;
762
763 macro_item *macros = NULL;
764 uschar *mailstore_basename = NULL;
765 #ifdef WITH_CONTENT_SCAN
766 uschar *malware_name = NULL; /* Virus Name */
767 #endif
768 int max_received_linelength= 0;
769 int max_username_length = 0;
770 int message_age = 0;
771 uschar *message_body = NULL;
772 uschar *message_body_end = NULL;
773 BOOL message_body_newlines = FALSE;
774 int message_body_size = 0;
775 int message_body_visible = 500;
776 int message_ended = END_NOTSTARTED;
777 uschar *message_headers = NULL;
778 uschar *message_id;
779 uschar *message_id_domain = NULL;
780 uschar *message_id_text = NULL;
781 struct timeval message_id_tv = { 0, 0 };
782 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
783 uschar *message_id_external;
784 int message_linecount = 0;
785 BOOL message_logs = TRUE;
786 int message_size = 0;
787 uschar *message_size_limit = US"50M";
788 uschar message_subdir[2] = { 0, 0 };
789 uschar *message_reference = NULL;
790
791 /* MIME ACL expandables */
792 #ifdef WITH_CONTENT_SCAN
793 int mime_anomaly_level = 0;
794 const uschar *mime_anomaly_text = NULL;
795 uschar *mime_boundary = NULL;
796 uschar *mime_charset = NULL;
797 uschar *mime_content_description = NULL;
798 uschar *mime_content_disposition = NULL;
799 uschar *mime_content_id = NULL;
800 unsigned int mime_content_size = 0;
801 uschar *mime_content_transfer_encoding = NULL;
802 uschar *mime_content_type = NULL;
803 uschar *mime_decoded_filename = NULL;
804 uschar *mime_filename = NULL;
805 int mime_is_multipart = 0;
806 int mime_is_coverletter = 0;
807 int mime_is_rfc822 = 0;
808 int mime_part_count = -1;
809 #endif
810
811 BOOL mua_wrapper = FALSE;
812
813 uid_t *never_users = NULL;
814 #ifdef WITH_CONTENT_SCAN
815 BOOL no_mbox_unspool = FALSE;
816 #endif
817 BOOL no_multiline_responses = FALSE;
818
819 uid_t original_euid;
820 gid_t originator_gid;
821 uschar *originator_login = NULL;
822 uschar *originator_name = NULL;
823 uid_t originator_uid;
824 uschar *override_local_interfaces = NULL;
825 uschar *override_pid_file_path = NULL;
826
827 BOOL parse_allow_group = FALSE;
828 BOOL parse_found_group = FALSE;
829 uschar *percent_hack_domains = NULL;
830 uschar *pid_file_path = US PID_FILE_PATH
831 "\0<--------------Space to patch pid_file_path->";
832 BOOL pipelining_enable = TRUE;
833 uschar *pipelining_advertise_hosts = US"*";
834 BOOL preserve_message_logs = FALSE;
835 uschar *primary_hostname = NULL;
836 BOOL print_topbitchars = FALSE;
837 uschar process_info[PROCESS_INFO_SIZE];
838 int process_info_len = 0;
839 uschar *process_log_path = NULL;
840 BOOL prod_requires_admin = TRUE;
841 uschar *prvscheck_address = NULL;
842 uschar *prvscheck_keynum = NULL;
843 uschar *prvscheck_result = NULL;
844
845
846 uschar *qualify_domain_recipient = NULL;
847 uschar *qualify_domain_sender = NULL;
848 BOOL queue_2stage = FALSE;
849 uschar *queue_domains = NULL;
850 int queue_interval = -1;
851 BOOL queue_list_requires_admin = TRUE;
852 BOOL queue_only = FALSE;
853 uschar *queue_only_file = NULL;
854 int queue_only_load = -1;
855 BOOL queue_only_load_latch = TRUE;
856 BOOL queue_only_override = TRUE;
857 BOOL queue_only_policy = FALSE;
858 BOOL queue_run_first_delivery = FALSE;
859 BOOL queue_run_force = FALSE;
860 BOOL queue_run_in_order = FALSE;
861 BOOL queue_run_local = FALSE;
862 int queue_run_max = 5;
863 pid_t queue_run_pid = (pid_t)0;
864 int queue_run_pipe = -1;
865 BOOL queue_running = FALSE;
866 BOOL queue_smtp = FALSE;
867 uschar *queue_smtp_domains = NULL;
868
869 unsigned int random_seed = 0;
870 tree_node *ratelimiters_cmd = NULL;
871 tree_node *ratelimiters_conn = NULL;
872 tree_node *ratelimiters_mail = NULL;
873 uschar *raw_active_hostname = NULL;
874 uschar *raw_sender = NULL;
875 uschar **raw_recipients = NULL;
876 int raw_recipients_count = 0;
877
878 int rcpt_count = 0;
879 int rcpt_fail_count = 0;
880 int rcpt_defer_count = 0;
881 gid_t real_gid;
882 uid_t real_uid;
883 BOOL really_exim = TRUE;
884 BOOL receive_call_bombout = FALSE;
885 int receive_linecount = 0;
886 int receive_messagecount = 0;
887 int receive_timeout = 0;
888 int received_count = 0;
889 uschar *received_for = NULL;
890
891 /* This is the default text for Received headers generated by Exim. The
892 date will be automatically added on the end. */
893
894 uschar *received_header_text = US
895 "Received: "
896 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
897 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
898 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
899 "by $primary_hostname "
900 "${if def:received_protocol {with $received_protocol}} "
901 #ifdef SUPPORT_TLS
902 "${if def:tls_cipher {($tls_cipher)\n\t}}"
903 #endif
904 "(Exim $version_number)\n\t"
905 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
906 "id $message_exim_id"
907 "${if def:received_for {\n\tfor $received_for}}"
908 "\0<---------------Space to patch received_header_text->";
909
910 int received_headers_max = 30;
911 uschar *received_protocol = NULL;
912 int received_time = 0;
913 uschar *recipient_data = NULL;
914 uschar *recipient_unqualified_hosts = NULL;
915 uschar *recipient_verify_failure = NULL;
916 int recipients_count = 0;
917 BOOL recipients_discarded = FALSE;
918 recipient_item *recipients_list = NULL;
919 int recipients_list_max = 0;
920 int recipients_max = 0;
921 BOOL recipients_max_reject = FALSE;
922 const pcre *regex_AUTH = NULL;
923 const pcre *regex_check_dns_names = NULL;
924 const pcre *regex_From = NULL;
925 const pcre *regex_IGNOREQUOTA = NULL;
926 const pcre *regex_PIPELINING = NULL;
927 const pcre *regex_SIZE = NULL;
928 const pcre *regex_smtp_code = NULL;
929 const pcre *regex_ismsgid = NULL;
930 #ifdef WHITELIST_D_MACROS
931 const pcre *regex_whitelisted_macro = NULL;
932 #endif
933 #ifdef WITH_CONTENT_SCAN
934 uschar *regex_match_string = NULL;
935 #endif
936 int remote_delivery_count = 0;
937 int remote_max_parallel = 2;
938 uschar *remote_sort_domains = NULL;
939 int retry_data_expire = 7*24*60*60;
940 int retry_interval_max = 24*60*60;
941 int retry_maximum_timeout = 0; /* set from retry config */
942 retry_config *retries = NULL;
943 uschar *return_path = NULL;
944 BOOL return_path_remove = TRUE;
945 int rewrite_existflags = 0;
946 uschar *rfc1413_hosts = US"*";
947 int rfc1413_query_timeout = 5;
948 /* BOOL rfc821_domains = FALSE; <<< on the way out */
949 uid_t root_gid = ROOT_GID;
950 uid_t root_uid = ROOT_UID;
951
952 router_instance *routers = NULL;
953 router_instance router_defaults = {
954 NULL, /* chain pointer */
955 NULL, /* name */
956 NULL, /* info */
957 NULL, /* private options block pointer */
958 NULL, /* driver name */
959
960 NULL, /* address_data */
961 #ifdef EXPERIMENTAL_BRIGHTMAIL
962 NULL, /* bmi_rule */
963 #endif
964 NULL, /* cannot_route_message */
965 NULL, /* condition */
966 NULL, /* current_directory */
967 NULL, /* debug_string */
968 NULL, /* domains */
969 NULL, /* errors_to */
970 NULL, /* expand_gid */
971 NULL, /* expand_uid */
972 NULL, /* expand_more */
973 NULL, /* expand_unseen */
974 NULL, /* extra_headers */
975 NULL, /* fallback_hosts */
976 NULL, /* home_directory */
977 NULL, /* ignore_target_hosts */
978 NULL, /* local_parts */
979 NULL, /* pass_router_name */
980 NULL, /* prefix */
981 NULL, /* redirect_router_name */
982 NULL, /* remove_headers */
983 NULL, /* require_files */
984 NULL, /* router_home_directory */
985 US"freeze", /* self */
986 NULL, /* senders */
987 NULL, /* suffix */
988 NULL, /* translate_ip_address */
989 NULL, /* transport_name */
990
991 TRUE, /* address_test */
992 #ifdef EXPERIMENTAL_BRIGHTMAIL
993 FALSE, /* bmi_deliver_alternate */
994 FALSE, /* bmi_deliver_default */
995 FALSE, /* bmi_dont_deliver */
996 #endif
997 TRUE, /* expn */
998 FALSE, /* caseful_local_part */
999 FALSE, /* check_local_user */
1000 FALSE, /* disable_logging */
1001 FALSE, /* fail_verify_recipient */
1002 FALSE, /* fail_verify_sender */
1003 FALSE, /* gid_set */
1004 FALSE, /* initgroups */
1005 TRUE_UNSET, /* log_as_local */
1006 TRUE, /* more */
1007 FALSE, /* pass_on_timeout */
1008 FALSE, /* prefix_optional */
1009 TRUE, /* repeat_use */
1010 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1011 FALSE, /* same_domain_copy_routing */
1012 FALSE, /* self_rewrite */
1013 FALSE, /* suffix_optional */
1014 FALSE, /* verify_only */
1015 TRUE, /* verify_recipient */
1016 TRUE, /* verify_sender */
1017 FALSE, /* uid_set */
1018 FALSE, /* unseen */
1019
1020 self_freeze, /* self_code */
1021 (uid_t)(-1), /* uid */
1022 (gid_t)(-1), /* gid */
1023
1024 NULL, /* fallback_hostlist */
1025 NULL, /* transport instance */
1026 NULL, /* pass_router */
1027 NULL /* redirect_router */
1028 };
1029
1030 ip_address_item *running_interfaces = NULL;
1031 BOOL running_in_test_harness = FALSE;
1032
1033 /* This is a weird one. The following string gets patched in the binary by the
1034 script that sets up a copy of Exim for running in the test harness. It seems
1035 that compilers are now clever, and share constant strings if they can.
1036 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1037 make use of the end of this string in order to save space. So the patching then
1038 wrecks this. We defeat this optimization by adding some additional characters
1039 onto the end of the string. */
1040
1041 uschar *running_status = US">>>running<<<" "\0EXTRA";
1042
1043 int runrc = 0;
1044
1045 uschar *search_error_message = NULL;
1046 BOOL search_find_defer = FALSE;
1047 uschar *self_hostname = NULL;
1048 uschar *sender_address = NULL;
1049 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1050 uschar *sender_address_data = NULL;
1051 BOOL sender_address_forced = FALSE;
1052 uschar *sender_address_unrewritten = NULL;
1053 uschar *sender_data = NULL;
1054 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1055 uschar *sender_fullhost = NULL;
1056 uschar *sender_helo_name = NULL;
1057 uschar **sender_host_aliases = &no_aliases;
1058 uschar *sender_host_address = NULL;
1059 uschar *sender_host_authenticated = NULL;
1060 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1061 uschar *sender_host_name = NULL;
1062 int sender_host_port = 0;
1063 BOOL sender_host_notsocket = FALSE;
1064 BOOL sender_host_unknown = FALSE;
1065 uschar *sender_ident = NULL;
1066 BOOL sender_local = FALSE;
1067 BOOL sender_name_forced = FALSE;
1068 uschar *sender_rate = NULL;
1069 uschar *sender_rate_limit = NULL;
1070 uschar *sender_rate_period = NULL;
1071 uschar *sender_rcvhost = NULL;
1072 BOOL sender_set_untrusted = FALSE;
1073 uschar *sender_unqualified_hosts = NULL;
1074 uschar *sender_verify_failure = NULL;
1075 address_item *sender_verified_list = NULL;
1076 address_item *sender_verified_failed = NULL;
1077 int sender_verified_rc = -1;
1078 BOOL sender_verified_responded = FALSE;
1079 uschar *sending_ip_address = NULL;
1080 int sending_port = -1;
1081 SIGNAL_BOOL sigalrm_seen = FALSE;
1082 uschar **sighup_argv = NULL;
1083 int smtp_accept_count = 0;
1084 BOOL smtp_accept_keepalive = TRUE;
1085 int smtp_accept_max = 20;
1086 int smtp_accept_max_nonmail= 10;
1087 uschar *smtp_accept_max_nonmail_hosts = US"*";
1088 int smtp_accept_max_per_connection = 1000;
1089 uschar *smtp_accept_max_per_host = NULL;
1090 int smtp_accept_queue = 0;
1091 int smtp_accept_queue_per_connection = 10;
1092 int smtp_accept_reserve = 0;
1093 uschar *smtp_active_hostname = NULL;
1094 BOOL smtp_authenticated = FALSE;
1095 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1096 "Exim $version_number $tod_full"
1097 "\0<---------------Space to patch smtp_banner->";
1098 BOOL smtp_batched_input = FALSE;
1099 BOOL smtp_check_spool_space = TRUE;
1100 int smtp_ch_index = 0;
1101 uschar *smtp_cmd_argument = NULL;
1102 uschar *smtp_cmd_buffer = NULL;
1103 time_t smtp_connection_start = 0;
1104 uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1105 int smtp_connect_backlog = 20;
1106 double smtp_delay_mail = 0.0;
1107 double smtp_delay_rcpt = 0.0;
1108 BOOL smtp_enforce_sync = TRUE;
1109 FILE *smtp_in = NULL;
1110 BOOL smtp_input = FALSE;
1111 int smtp_load_reserve = -1;
1112 int smtp_mailcmd_count = 0;
1113 FILE *smtp_out = NULL;
1114 uschar *smtp_etrn_command = NULL;
1115 BOOL smtp_etrn_serialize = TRUE;
1116 int smtp_max_synprot_errors= 3;
1117 int smtp_max_unknown_commands = 3;
1118 uschar *smtp_notquit_reason = NULL;
1119 uschar *smtp_ratelimit_hosts = NULL;
1120 uschar *smtp_ratelimit_mail = NULL;
1121 uschar *smtp_ratelimit_rcpt = NULL;
1122 uschar *smtp_read_error = US"";
1123 int smtp_receive_timeout = 5*60;
1124 uschar *smtp_reserve_hosts = NULL;
1125 BOOL smtp_return_error_details = FALSE;
1126 int smtp_rlm_base = 0;
1127 double smtp_rlm_factor = 0.0;
1128 int smtp_rlm_limit = 0;
1129 int smtp_rlm_threshold = INT_MAX;
1130 int smtp_rlr_base = 0;
1131 double smtp_rlr_factor = 0.0;
1132 int smtp_rlr_limit = 0;
1133 int smtp_rlr_threshold = INT_MAX;
1134 BOOL smtp_use_pipelining = FALSE;
1135 BOOL smtp_use_size = FALSE;
1136
1137 #ifdef WITH_CONTENT_SCAN
1138 uschar *spamd_address = US"127.0.0.1 783";
1139 uschar *spam_bar = NULL;
1140 uschar *spam_report = NULL;
1141 uschar *spam_score = NULL;
1142 uschar *spam_score_int = NULL;
1143 #endif
1144 #ifdef EXPERIMENTAL_SPF
1145 uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
1146 uschar *spf_header_comment = NULL;
1147 uschar *spf_received = NULL;
1148 uschar *spf_result = NULL;
1149 uschar *spf_smtp_comment = NULL;
1150 #endif
1151
1152 BOOL split_spool_directory = FALSE;
1153 uschar *spool_directory = US SPOOL_DIRECTORY
1154 "\0<--------------Space to patch spool_directory->";
1155 #ifdef EXPERIMENTAL_SRS
1156 uschar *srs_config = NULL;
1157 uschar *srs_db_address = NULL;
1158 uschar *srs_db_key = NULL;
1159 int srs_hashlength = 6;
1160 int srs_hashmin = -1;
1161 int srs_maxage = 31;
1162 uschar *srs_orig_recipient = NULL;
1163 uschar *srs_orig_sender = NULL;
1164 uschar *srs_recipient = NULL;
1165 uschar *srs_secrets = NULL;
1166 uschar *srs_status = NULL;
1167 BOOL srs_usehash = TRUE;
1168 BOOL srs_usetimestamp = TRUE;
1169 #endif
1170 BOOL strict_acl_vars = FALSE;
1171 int string_datestamp_offset= -1;
1172 int string_datestamp_length= 0;
1173 int string_datestamp_type = -1;
1174 BOOL strip_excess_angle_brackets = FALSE;
1175 BOOL strip_trailing_dot = FALSE;
1176 uschar *submission_domain = NULL;
1177 BOOL submission_mode = FALSE;
1178 uschar *submission_name = NULL;
1179 BOOL suppress_local_fixups = FALSE;
1180 BOOL synchronous_delivery = FALSE;
1181 BOOL syslog_duplication = TRUE;
1182 int syslog_facility = LOG_MAIL;
1183 uschar *syslog_processname = US"exim";
1184 BOOL syslog_timestamp = TRUE;
1185 uschar *system_filter = NULL;
1186
1187 uschar *system_filter_directory_transport = NULL;
1188 uschar *system_filter_file_transport = NULL;
1189 uschar *system_filter_pipe_transport = NULL;
1190 uschar *system_filter_reply_transport = NULL;
1191
1192 gid_t system_filter_gid = 0;
1193 BOOL system_filter_gid_set = FALSE;
1194 uid_t system_filter_uid = (uid_t)-1;
1195 BOOL system_filter_uid_set = FALSE;
1196 BOOL system_filtering = FALSE;
1197
1198 BOOL tcp_nodelay = TRUE;
1199 #ifdef USE_TCP_WRAPPERS
1200 uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1201 #endif
1202 int test_harness_load_avg = 0;
1203 int thismessage_size_limit = 0;
1204 int timeout_frozen_after = 0;
1205 BOOL timestamps_utc = FALSE;
1206
1207 transport_instance *transports = NULL;
1208
1209 transport_instance transport_defaults = {
1210 NULL, /* chain pointer */
1211 NULL, /* name */
1212 NULL, /* info */
1213 NULL, /* private options block pointer */
1214 NULL, /* driver name */
1215 NULL, /* setup entry point */
1216 1, /* batch_max */
1217 NULL, /* batch_id */
1218 NULL, /* home_dir */
1219 NULL, /* current_dir */
1220 TRUE, /* multi-domain */
1221 FALSE, /* overrides_hosts */
1222 100, /* max_addresses */
1223 500, /* connection_max_messages */
1224 FALSE, /* deliver_as_creator */
1225 FALSE, /* disable_logging */
1226 FALSE, /* initgroups */
1227 FALSE, /* uid_set */
1228 FALSE, /* gid_set */
1229 (uid_t)(-1), /* uid */
1230 (gid_t)(-1), /* gid */
1231 NULL, /* expand_uid */
1232 NULL, /* expand_gid */
1233 NULL, /* warn_message */
1234 NULL, /* shadow */
1235 NULL, /* shadow_condition */
1236 NULL, /* filter_command */
1237 NULL, /* add_headers */
1238 NULL, /* remove_headers */
1239 NULL, /* return_path */
1240 NULL, /* debug_string */
1241 NULL, /* message_size_limit */
1242 NULL, /* headers_rewrite */
1243 NULL, /* rewrite_rules */
1244 0, /* rewrite_existflags */
1245 300, /* filter_timeout */
1246 FALSE, /* body_only */
1247 FALSE, /* delivery_date_add */
1248 FALSE, /* envelope_to_add */
1249 FALSE, /* headers_only */
1250 FALSE, /* rcpt_include_affixes */
1251 FALSE, /* return_path_add */
1252 FALSE, /* return_output */
1253 FALSE, /* return_fail_output */
1254 FALSE, /* log_output */
1255 FALSE, /* log_fail_output */
1256 FALSE, /* log_defer_output */
1257 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1258 1 nor 0 so can detect unset */
1259 };
1260
1261 int transport_count;
1262 int transport_newlines;
1263 uschar **transport_filter_argv = NULL;
1264 int transport_filter_timeout;
1265 BOOL transport_filter_timed_out = FALSE;
1266 int transport_write_timeout= 0;
1267
1268 tree_node *tree_dns_fails = NULL;
1269 tree_node *tree_duplicates = NULL;
1270 tree_node *tree_nonrecipients = NULL;
1271 tree_node *tree_unusable = NULL;
1272
1273 BOOL trusted_caller = FALSE;
1274 BOOL trusted_config = TRUE;
1275 gid_t *trusted_groups = NULL;
1276 uid_t *trusted_users = NULL;
1277 uschar *timezone_string = US TIMEZONE_DEFAULT;
1278
1279 uschar *unknown_login = NULL;
1280 uschar *unknown_username = NULL;
1281 uschar *untrusted_set_sender = NULL;
1282
1283 /* A regex for matching a "From_" line in an incoming message, in the form
1284
1285 From ph10 Fri Jan 5 12:35 GMT 1996
1286
1287 which the "mail" commands send to the MTA (undocumented, of course), or in
1288 the form
1289
1290 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1291
1292 which is apparently used by some UUCPs, despite it not being in RFC 976.
1293 Because of variations in time formats, just match up to the minutes. That
1294 should be sufficient. Examples have been seen of time fields like 12:1:03,
1295 so just require one digit for hours and minutes. The weekday is also absent
1296 in some forms. */
1297
1298 uschar *uucp_from_pattern = US
1299 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1300 "(?:" /* Non-extracting bracket */
1301 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1302 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1303 ")" /* End alternation */
1304 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1305
1306 uschar *uucp_from_sender = US"$1";
1307
1308 uschar *warn_message_file = NULL;
1309 uschar *warnmsg_delay = NULL;
1310 uschar *warnmsg_recipients = NULL;
1311 BOOL write_rejectlog = TRUE;
1312
1313 uschar *version_copyright = US"Copyright (c) University of Cambridge, 1995 - 2007";
1314 uschar *version_date = US"?";
1315 uschar *version_cnumber = US"????";
1316 uschar *version_string = US"?";
1317
1318 int warning_count = 0;
1319
1320 /* End of globals.c */
Unnamed repository; edit this file 'description' to name the repository.