git/ACKNOWLEDGMENTS: coerce charset of git tools
[exim.git] / src / src / globals.c
1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
4
5 /* Copyright (c) University of Cambridge 1995 - 2012 */
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 tls_support tls_in = {
97 -1, /* tls_active */
98 0, /* tls_bits */
99 FALSE,/* tls_certificate_verified */
100 NULL, /* tls_cipher */
101 FALSE,/* tls_on_connect */
102 NULL, /* tls_on_connect_ports */
103 NULL, /* tls_peerdn */
104 NULL /* tls_sni */
105 };
106 tls_support tls_out = {
107 -1, /* tls_active */
108 0, /* tls_bits */
109 FALSE,/* tls_certificate_verified */
110 NULL, /* tls_cipher */
111 FALSE,/* tls_on_connect */
112 NULL, /* tls_on_connect_ports */
113 NULL, /* tls_peerdn */
114 NULL /* tls_sni */
115 };
116
117
118 #ifdef SUPPORT_TLS
119 BOOL gnutls_compat_mode = FALSE;
120 BOOL gnutls_enable_pkcs11 = FALSE;
121 uschar *gnutls_require_mac = NULL;
122 uschar *gnutls_require_kx = NULL;
123 uschar *gnutls_require_proto = NULL;
124 uschar *openssl_options = NULL;
125 const pcre *regex_STARTTLS = NULL;
126 uschar *tls_advertise_hosts = NULL; /* This is deliberate */
127 uschar *tls_certificate = NULL;
128 uschar *tls_crl = NULL;
129 /* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
130 that's the interop problem which has been observed: GnuTLS suggesting a higher
131 bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
132 int tls_dh_max_bits = 2236;
133 uschar *tls_dhparam = NULL;
134 #if defined(EXPERIMENTAL_OCSP) && !defined(USE_GNUTLS)
135 uschar *tls_ocsp_file = NULL;
136 #endif
137 BOOL tls_offered = FALSE;
138 uschar *tls_privatekey = NULL;
139 BOOL tls_remember_esmtp = FALSE;
140 uschar *tls_require_ciphers = NULL;
141 uschar *tls_try_verify_hosts = NULL;
142 uschar *tls_verify_certificates= NULL;
143 uschar *tls_verify_hosts = NULL;
144 #endif
145
146
147 /* Input-reading functions for messages, so we can use special ones for
148 incoming TCP/IP. The defaults use stdin. We never need these for any
149 stand-alone tests. */
150
151 #ifndef STAND_ALONE
152 int (*receive_getc)(void) = stdin_getc;
153 int (*receive_ungetc)(int) = stdin_ungetc;
154 int (*receive_feof)(void) = stdin_feof;
155 int (*receive_ferror)(void) = stdin_ferror;
156 BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
157 #endif
158
159
160 /* List of per-address expansion variables for clearing and saving/restoring
161 when verifying one address while routing/verifying another. We have to have
162 the size explicit, because it is referenced from more than one module. */
163
164 uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
165 &deliver_address_data,
166 &deliver_domain,
167 &deliver_domain_data,
168 &deliver_domain_orig,
169 &deliver_domain_parent,
170 &deliver_localpart,
171 &deliver_localpart_data,
172 &deliver_localpart_orig,
173 &deliver_localpart_parent,
174 &deliver_localpart_prefix,
175 &deliver_localpart_suffix,
176 (uschar **)(&deliver_recipients),
177 &deliver_host,
178 &deliver_home,
179 &address_file,
180 &address_pipe,
181 &self_hostname,
182 NULL };
183
184 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
185
186 /* General global variables */
187
188 header_line *acl_added_headers = NULL;
189 tree_node *acl_anchor = NULL;
190
191 uschar *acl_not_smtp = NULL;
192 #ifdef WITH_CONTENT_SCAN
193 uschar *acl_not_smtp_mime = NULL;
194 #endif
195 uschar *acl_not_smtp_start = NULL;
196
197 uschar *acl_smtp_auth = NULL;
198 uschar *acl_smtp_connect = NULL;
199 uschar *acl_smtp_data = NULL;
200 #ifndef DISABLE_DKIM
201 uschar *acl_smtp_dkim = NULL;
202 #endif
203 uschar *acl_smtp_etrn = NULL;
204 uschar *acl_smtp_expn = NULL;
205 uschar *acl_smtp_helo = NULL;
206 uschar *acl_smtp_mail = NULL;
207 uschar *acl_smtp_mailauth = NULL;
208 #ifdef WITH_CONTENT_SCAN
209 uschar *acl_smtp_mime = NULL;
210 #endif
211 uschar *acl_smtp_notquit = NULL;
212 uschar *acl_smtp_predata = NULL;
213 uschar *acl_smtp_quit = NULL;
214 uschar *acl_smtp_rcpt = NULL;
215 uschar *acl_smtp_starttls = NULL;
216 uschar *acl_smtp_vrfy = NULL;
217
218 BOOL acl_temp_details = FALSE;
219 tree_node *acl_var_c = NULL;
220 tree_node *acl_var_m = NULL;
221 uschar *acl_verify_message = NULL;
222 string_item *acl_warn_logged = NULL;
223
224 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
225 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
226
227 uschar *acl_wherenames[] = { US"RCPT",
228 US"MAIL",
229 US"PREDATA",
230 US"MIME",
231 US"DKIM",
232 US"DATA",
233 US"non-SMTP",
234 US"AUTH",
235 US"connection",
236 US"ETRN",
237 US"EXPN",
238 US"EHLO or HELO",
239 US"MAILAUTH",
240 US"non-SMTP-start",
241 US"NOTQUIT",
242 US"QUIT",
243 US"STARTTLS",
244 US"VRFY"
245 };
246
247 uschar *acl_wherecodes[] = { US"550", /* RCPT */
248 US"550", /* MAIL */
249 US"550", /* PREDATA */
250 US"550", /* MIME */
251 US"550", /* DKIM */
252 US"550", /* DATA */
253 US"0", /* not SMTP; not relevant */
254 US"503", /* AUTH */
255 US"550", /* connect */
256 US"458", /* ETRN */
257 US"550", /* EXPN */
258 US"550", /* HELO/EHLO */
259 US"0", /* MAILAUTH; not relevant */
260 US"0", /* not SMTP; not relevant */
261 US"0", /* NOTQUIT; not relevant */
262 US"0", /* QUIT; not relevant */
263 US"550", /* STARTTLS */
264 US"252" /* VRFY */
265 };
266
267 BOOL active_local_from_check = FALSE;
268 BOOL active_local_sender_retain = FALSE;
269 BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
270 address_item *addr_duplicate = NULL;
271
272 address_item address_defaults = {
273 NULL, /* next */
274 NULL, /* parent */
275 NULL, /* first */
276 NULL, /* dupof */
277 NULL, /* start_router */
278 NULL, /* router */
279 NULL, /* transport */
280 NULL, /* host_list */
281 NULL, /* host_used */
282 NULL, /* fallback_hosts */
283 NULL, /* reply */
284 NULL, /* retries */
285 NULL, /* address */
286 NULL, /* unique */
287 NULL, /* cc_local_part */
288 NULL, /* lc_local_part */
289 NULL, /* local_part */
290 NULL, /* prefix */
291 NULL, /* suffix */
292 NULL, /* domain */
293 NULL, /* address_retry_key */
294 NULL, /* domain_retry_key */
295 NULL, /* current_dir */
296 NULL, /* home_dir */
297 NULL, /* message */
298 NULL, /* user_message */
299 NULL, /* onetime_parent */
300 NULL, /* pipe_expandn */
301 NULL, /* return_filename */
302 NULL, /* self_hostname */
303 NULL, /* shadow_message */
304 #ifdef SUPPORT_TLS
305 NULL, /* cipher */
306 NULL, /* peerdn */
307 #endif
308 (uid_t)(-1), /* uid */
309 (gid_t)(-1), /* gid */
310 0, /* flags */
311 { 0 }, /* domain_cache - any larger array should be zeroed */
312 { 0 }, /* localpart_cache - ditto */
313 -1, /* mode */
314 0, /* more_errno */
315 ERRNO_UNKNOWNERROR, /* basic_errno */
316 0, /* child_count */
317 -1, /* return_file */
318 SPECIAL_NONE, /* special_action */
319 DEFER, /* transport_return */
320 { /* fields that are propagated to children */
321 NULL, /* address_data */
322 NULL, /* domain_data */
323 NULL, /* localpart_data */
324 NULL, /* errors_address */
325 NULL, /* extra_headers */
326 NULL, /* remove_headers */
327 #ifdef EXPERIMENTAL_SRS
328 NULL, /* srs_sender */
329 #endif
330 }
331 };
332
333 uschar *address_file = NULL;
334 uschar *address_pipe = NULL;
335 BOOL address_test_mode = FALSE;
336 tree_node *addresslist_anchor = NULL;
337 int addresslist_count = 0;
338 gid_t *admin_groups = NULL;
339 BOOL admin_user = FALSE;
340 BOOL allow_auth_unadvertised= FALSE;
341 BOOL allow_domain_literals = FALSE;
342 BOOL allow_mx_to_ip = FALSE;
343 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
344 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
345 BOOL allow_utf8_domains = FALSE;
346 uschar *authenticated_id = NULL;
347 uschar *authenticated_sender = NULL;
348 BOOL authentication_failed = FALSE;
349 auth_instance *auths = NULL;
350 uschar *auth_advertise_hosts = US"*";
351 auth_instance auth_defaults = {
352 NULL, /* chain pointer */
353 NULL, /* name */
354 NULL, /* info */
355 NULL, /* private options block pointer */
356 NULL, /* driver_name */
357 NULL, /* advertise_condition */
358 NULL, /* client_condition */
359 NULL, /* public_name */
360 NULL, /* set_id */
361 NULL, /* server_mail_auth_condition */
362 NULL, /* server_debug_string */
363 NULL, /* server_condition */
364 FALSE, /* client */
365 FALSE, /* server */
366 FALSE /* advertised */
367 };
368
369 uschar *auth_defer_msg = US"reason not recorded";
370 uschar *auth_defer_user_msg = US"";
371 uschar *auth_vars[AUTH_VARS];
372 int auto_thaw = 0;
373 #ifdef WITH_CONTENT_SCAN
374 BOOL av_failed = FALSE;
375 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
376 #endif
377
378 BOOL background_daemon = TRUE;
379
380 #if BASE_62 == 62
381 uschar *base62_chars=
382 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
383 #else
384 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
385 #endif
386
387 uschar *bi_command = NULL;
388 uschar *big_buffer = NULL;
389 int big_buffer_size = BIG_BUFFER_SIZE;
390 #ifdef EXPERIMENTAL_BRIGHTMAIL
391 uschar *bmi_alt_location = NULL;
392 uschar *bmi_base64_tracker_verdict = NULL;
393 uschar *bmi_base64_verdict = NULL;
394 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
395 int bmi_deliver = 1;
396 int bmi_run = 0;
397 uschar *bmi_verdicts = NULL;
398 #endif
399 int body_linecount = 0;
400 int body_zerocount = 0;
401 uschar *bounce_message_file = NULL;
402 uschar *bounce_message_text = NULL;
403 uschar *bounce_recipient = NULL;
404 BOOL bounce_return_body = TRUE;
405 BOOL bounce_return_message = TRUE;
406 int bounce_return_size_limit = 100*1024;
407 uschar *bounce_sender_authentication = NULL;
408 int bsmtp_transaction_linecount = 0;
409
410 int callout_cache_domain_positive_expire = 7*24*60*60;
411 int callout_cache_domain_negative_expire = 3*60*60;
412 int callout_cache_positive_expire = 24*60*60;
413 int callout_cache_negative_expire = 2*60*60;
414 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
415 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
416 int check_log_inodes = 0;
417 int check_log_space = 0;
418 BOOL check_rfc2047_length = TRUE;
419 int check_spool_inodes = 0;
420 int check_spool_space = 0;
421 int clmacro_count = 0;
422 uschar *clmacros[MAX_CLMACROS];
423 BOOL config_changed = FALSE;
424 FILE *config_file = NULL;
425 uschar *config_filename = NULL;
426 int config_lineno = 0;
427 #ifdef CONFIGURE_GROUP
428 gid_t config_gid = CONFIGURE_GROUP;
429 #endif
430 uschar *config_main_filelist = US CONFIGURE_FILE
431 "\0<-----------Space to patch configure_filename->";
432 uschar *config_main_filename = NULL;
433
434 #ifdef CONFIGURE_OWNER
435 uid_t config_uid = CONFIGURE_OWNER;
436 #endif
437
438 int connection_max_messages= -1;
439 uschar *continue_hostname = NULL;
440 uschar *continue_host_address = NULL;
441 BOOL continue_more = FALSE;
442 int continue_sequence = 1;
443 uschar *continue_transport = NULL;
444
445 uschar *csa_status = NULL;
446 BOOL cutthrough_delivery = FALSE;
447 int cutthrough_fd = -1;
448
449 BOOL daemon_listen = FALSE;
450 uschar *daemon_smtp_port = US"smtp";
451 int daemon_startup_retries = 9;
452 int daemon_startup_sleep = 30;
453
454 #ifdef EXPERIMENTAL_DCC
455 BOOL dcc_direct_add_header = FALSE;
456 uschar *dcc_header = NULL;
457 uschar *dcc_result = NULL;
458 uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
459 uschar *dccifd_options = US"header";
460 #endif
461
462 BOOL debug_daemon = FALSE;
463 int debug_fd = -1;
464 FILE *debug_file = NULL;
465 bit_table debug_options[] = {
466 { US"acl", D_acl },
467 { US"all", D_all },
468 { US"auth", D_auth },
469 { US"deliver", D_deliver },
470 { US"dns", D_dns },
471 { US"dnsbl", D_dnsbl },
472 { US"exec", D_exec },
473 { US"expand", D_expand },
474 { US"filter", D_filter },
475 { US"hints_lookup", D_hints_lookup },
476 { US"host_lookup", D_host_lookup },
477 { US"ident", D_ident },
478 { US"interface", D_interface },
479 { US"lists", D_lists },
480 { US"load", D_load },
481 { US"local_scan", D_local_scan },
482 { US"lookup", D_lookup },
483 { US"memory", D_memory },
484 { US"pid", D_pid },
485 { US"process_info", D_process_info },
486 { US"queue_run", D_queue_run },
487 { US"receive", D_receive },
488 { US"resolver", D_resolver },
489 { US"retry", D_retry },
490 { US"rewrite", D_rewrite },
491 { US"route", D_route },
492 { US"timestamp", D_timestamp },
493 { US"tls", D_tls },
494 { US"transport", D_transport },
495 { US"uid", D_uid },
496 { US"verify", D_verify }
497 };
498 int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
499 unsigned int debug_selector = 0;
500 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
501 uschar *delay_warning_condition=
502 US"${if or {"
503 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
504 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
505 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
506 "} {no}{yes}}";
507 BOOL delivery_date_remove = TRUE;
508 uschar *deliver_address_data = NULL;
509 int deliver_datafile = -1;
510 uschar *deliver_domain = NULL;
511 uschar *deliver_domain_data = NULL;
512 uschar *deliver_domain_orig = NULL;
513 uschar *deliver_domain_parent = NULL;
514 BOOL deliver_drop_privilege = FALSE;
515 BOOL deliver_firsttime = FALSE;
516 BOOL deliver_force = FALSE;
517 BOOL deliver_freeze = FALSE;
518 int deliver_frozen_at = 0;
519 uschar *deliver_home = NULL;
520 uschar *deliver_host = NULL;
521 uschar *deliver_host_address = NULL;
522 uschar *deliver_in_buffer = NULL;
523 ino_t deliver_inode = 0;
524 uschar *deliver_localpart = NULL;
525 uschar *deliver_localpart_data = NULL;
526 uschar *deliver_localpart_orig = NULL;
527 uschar *deliver_localpart_parent = NULL;
528 uschar *deliver_localpart_prefix = NULL;
529 uschar *deliver_localpart_suffix = NULL;
530 BOOL deliver_force_thaw = FALSE;
531 BOOL deliver_manual_thaw = FALSE;
532 uschar *deliver_out_buffer = NULL;
533 int deliver_queue_load_max = -1;
534 address_item *deliver_recipients = NULL;
535 uschar *deliver_selectstring = NULL;
536 BOOL deliver_selectstring_regex = FALSE;
537 uschar *deliver_selectstring_sender = NULL;
538 BOOL deliver_selectstring_sender_regex = FALSE;
539 #ifdef WITH_OLD_DEMIME
540 int demime_errorlevel = 0;
541 int demime_ok = 0;
542 uschar *demime_reason = NULL;
543 #endif
544 BOOL disable_callout_flush = FALSE;
545 BOOL disable_delay_flush = FALSE;
546 #ifdef ENABLE_DISABLE_FSYNC
547 BOOL disable_fsync = FALSE;
548 #endif
549 BOOL disable_ipv6 = FALSE;
550 BOOL disable_logging = FALSE;
551
552 #ifndef DISABLE_DKIM
553 uschar *dkim_cur_signer = NULL;
554 uschar *dkim_signers = NULL;
555 uschar *dkim_signing_domain = NULL;
556 uschar *dkim_signing_selector = NULL;
557 uschar *dkim_verify_signers = US"$dkim_signers";
558 BOOL dkim_collect_input = FALSE;
559 BOOL dkim_disable_verify = FALSE;
560 #endif
561
562 uschar *dns_again_means_nonexist = NULL;
563 int dns_csa_search_limit = 5;
564 BOOL dns_csa_use_reverse = TRUE;
565 uschar *dns_ipv4_lookup = NULL;
566 int dns_retrans = 0;
567 int dns_retry = 0;
568 int dns_use_dnssec = -1; /* <0 = not coerced */
569 int dns_use_edns0 = -1; /* <0 = not coerced */
570 uschar *dnslist_domain = NULL;
571 uschar *dnslist_matched = NULL;
572 uschar *dnslist_text = NULL;
573 uschar *dnslist_value = NULL;
574 tree_node *domainlist_anchor = NULL;
575 int domainlist_count = 0;
576 BOOL dont_deliver = FALSE;
577 BOOL dot_ends = TRUE;
578 BOOL drop_cr = FALSE; /* No longer used */
579 uschar *dsn_from = US DEFAULT_DSN_FROM;
580
581 BOOL enable_dollar_recipients = FALSE;
582 BOOL envelope_to_remove = TRUE;
583 int errno_quota = ERRNO_QUOTA;
584 uschar *errors_copy = NULL;
585 int error_handling = ERRORS_SENDER;
586 uschar *errors_reply_to = NULL;
587 int errors_sender_rc = EXIT_FAILURE;
588
589 gid_t exim_gid = EXIM_GID;
590 BOOL exim_gid_set = TRUE; /* This gid is always set */
591 uschar *exim_path = US BIN_DIRECTORY "/exim"
592 "\0<---------------Space to patch exim_path->";
593 uid_t exim_uid = EXIM_UID;
594 BOOL exim_uid_set = TRUE; /* This uid is always set */
595 int expand_forbid = 0;
596 int expand_nlength[EXPAND_MAXN+1];
597 int expand_nmax = -1;
598 uschar *expand_nstring[EXPAND_MAXN+1];
599 BOOL expand_string_forcedfail = FALSE;
600 uschar *expand_string_message;
601 BOOL extract_addresses_remove_arguments = TRUE;
602 uschar *extra_local_interfaces = NULL;
603
604 int fake_response = OK;
605 uschar *fake_response_text = US"Your message has been rejected but is "
606 "being kept for evaluation.\nIf it was a "
607 "legitimate message, it may still be "
608 "delivered to the target recipient(s).";
609 int filter_n[FILTER_VARIABLE_COUNT];
610 BOOL filter_running = FALSE;
611 int filter_sn[FILTER_VARIABLE_COUNT];
612 int filter_test = FTEST_NONE;
613 uschar *filter_test_sfile = NULL;
614 uschar *filter_test_ufile = NULL;
615 uschar *filter_thisaddress = NULL;
616 int finduser_retries = 0;
617 #ifdef WITH_OLD_DEMIME
618 uschar *found_extension = NULL;
619 #endif
620 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
621 uschar *freeze_tell = NULL;
622 uschar *freeze_tell_config = NULL;
623 uschar *fudged_queue_times = US"";
624
625 uschar *gecos_name = NULL;
626 uschar *gecos_pattern = NULL;
627 rewrite_rule *global_rewrite_rules = NULL;
628
629 uschar *headers_charset = US HEADERS_CHARSET;
630 int header_insert_maxlen = 64 * 1024;
631 header_line *header_last = NULL;
632 header_line *header_list = NULL;
633 int header_maxsize = HEADER_MAXSIZE;
634 int header_line_maxsize = 0;
635
636 header_name header_names[] = {
637 { US"bcc", 3, TRUE, htype_bcc },
638 { US"cc", 2, TRUE, htype_cc },
639 { US"date", 4, TRUE, htype_date },
640 { US"delivery-date", 13, FALSE, htype_delivery_date },
641 { US"envelope-to", 11, FALSE, htype_envelope_to },
642 { US"from", 4, TRUE, htype_from },
643 { US"message-id", 10, TRUE, htype_id },
644 { US"received", 8, FALSE, htype_received },
645 { US"reply-to", 8, FALSE, htype_reply_to },
646 { US"return-path", 11, FALSE, htype_return_path },
647 { US"sender", 6, TRUE, htype_sender },
648 { US"subject", 7, FALSE, htype_subject },
649 { US"to", 2, TRUE, htype_to }
650 };
651
652 int header_names_size = sizeof(header_names)/sizeof(header_name);
653
654 BOOL header_rewritten = FALSE;
655 uschar *helo_accept_junk_hosts = NULL;
656 uschar *helo_allow_chars = US"";
657 uschar *helo_lookup_domains = US"@ : @[]";
658 uschar *helo_try_verify_hosts = NULL;
659 BOOL helo_verified = FALSE;
660 BOOL helo_verify_failed = FALSE;
661 uschar *helo_verify_hosts = NULL;
662 const uschar *hex_digits = CUS"0123456789abcdef";
663 uschar *hold_domains = NULL;
664 BOOL host_checking = FALSE;
665 BOOL host_checking_callout = FALSE;
666 uschar *host_data = NULL;
667 BOOL host_find_failed_syntax= FALSE;
668 uschar *host_lookup = NULL;
669 BOOL host_lookup_deferred = FALSE;
670 BOOL host_lookup_failed = FALSE;
671 uschar *host_lookup_order = US"bydns:byaddr";
672 uschar *host_lookup_msg = US"";
673 int host_number = 0;
674 uschar *host_number_string = NULL;
675 uschar *host_reject_connection = NULL;
676 tree_node *hostlist_anchor = NULL;
677 int hostlist_count = 0;
678 uschar *hosts_treat_as_local = NULL;
679 uschar *hosts_connection_nolog = NULL;
680
681 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
682 BOOL ignore_fromline_local = FALSE;
683 uschar *ignore_fromline_hosts = NULL;
684 BOOL inetd_wait_mode = FALSE;
685 int inetd_wait_timeout = -1;
686 uschar *interface_address = NULL;
687 int interface_port = -1;
688 BOOL is_inetd = FALSE;
689 uschar *iterate_item = NULL;
690
691 int journal_fd = -1;
692
693 int keep_malformed = 4*24*60*60; /* 4 days */
694
695 uschar *eldap_dn = NULL;
696 int load_average = -2;
697 BOOL local_error_message = FALSE;
698 BOOL local_from_check = TRUE;
699 uschar *local_from_prefix = NULL;
700 uschar *local_from_suffix = NULL;
701
702 #if HAVE_IPV6
703 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
704 #else
705 uschar *local_interfaces = US"0.0.0.0";
706 #endif
707
708 uschar *local_scan_data = NULL;
709 int local_scan_timeout = 5*60;
710 BOOL local_sender_retain = FALSE;
711 gid_t local_user_gid = (gid_t)(-1);
712 uid_t local_user_uid = (uid_t)(-1);
713
714 tree_node *localpartlist_anchor= NULL;
715 int localpartlist_count = 0;
716 uschar *log_buffer = NULL;
717 unsigned int log_extra_selector = LX_default;
718 uschar *log_file_path = US LOG_FILE_PATH
719 "\0<--------------Space to patch log_file_path->";
720
721 /* Those log options with L_xxx identifiers have values less than 0x800000 and
722 are the ones that get put into log_write_selector. They can be used in calls to
723 log_write() to test for the bit. The options with LX_xxx identifiers have
724 values greater than 0x80000000 and are put into log_extra_selector (without the
725 top bit). They are never used in calls to log_write(), but are tested
726 independently. This separation became necessary when the number of log
727 selectors was getting close to filling a 32-bit word. */
728
729 /* Note that this list must be in alphabetical order. */
730
731 bit_table log_options[] = {
732 { US"acl_warn_skipped", LX_acl_warn_skipped },
733 { US"address_rewrite", L_address_rewrite },
734 { US"all", L_all },
735 { US"all_parents", L_all_parents },
736 { US"arguments", LX_arguments },
737 { US"connection_reject", L_connection_reject },
738 { US"delay_delivery", L_delay_delivery },
739 { US"deliver_time", LX_deliver_time },
740 { US"delivery_size", LX_delivery_size },
741 { US"dnslist_defer", L_dnslist_defer },
742 { US"etrn", L_etrn },
743 { US"host_lookup_failed", L_host_lookup_failed },
744 { US"ident_timeout", LX_ident_timeout },
745 { US"incoming_interface", LX_incoming_interface },
746 { US"incoming_port", LX_incoming_port },
747 { US"lost_incoming_connection", L_lost_incoming_connection },
748 { US"outgoing_port", LX_outgoing_port },
749 { US"pid", LX_pid },
750 { US"queue_run", L_queue_run },
751 { US"queue_time", LX_queue_time },
752 { US"queue_time_overall", LX_queue_time_overall },
753 { US"received_recipients", LX_received_recipients },
754 { US"received_sender", LX_received_sender },
755 { US"rejected_header", LX_rejected_header },
756 { US"rejected_headers", LX_rejected_header },
757 { US"retry_defer", L_retry_defer },
758 { US"return_path_on_delivery", LX_return_path_on_delivery },
759 { US"sender_on_delivery", LX_sender_on_delivery },
760 { US"sender_verify_fail", LX_sender_verify_fail },
761 { US"size_reject", L_size_reject },
762 { US"skip_delivery", L_skip_delivery },
763 { US"smtp_confirmation", LX_smtp_confirmation },
764 { US"smtp_connection", L_smtp_connection },
765 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
766 { US"smtp_no_mail", LX_smtp_no_mail },
767 { US"smtp_protocol_error", L_smtp_protocol_error },
768 { US"smtp_syntax_error", L_smtp_syntax_error },
769 { US"subject", LX_subject },
770 { US"tls_certificate_verified", LX_tls_certificate_verified },
771 { US"tls_cipher", LX_tls_cipher },
772 { US"tls_peerdn", LX_tls_peerdn },
773 { US"tls_sni", LX_tls_sni },
774 { US"unknown_in_list", LX_unknown_in_list }
775 };
776
777 int log_options_count = sizeof(log_options)/sizeof(bit_table);
778 int log_reject_target = 0;
779 uschar *log_selector_string = NULL;
780 FILE *log_stderr = NULL;
781 BOOL log_testing_mode = FALSE;
782 BOOL log_timezone = FALSE;
783 unsigned int log_write_selector= L_default;
784 uschar *login_sender_address = NULL;
785 int lookup_open_max = 25;
786 uschar *lookup_value = NULL;
787
788 macro_item *macros = NULL;
789 uschar *mailstore_basename = NULL;
790 #ifdef WITH_CONTENT_SCAN
791 uschar *malware_name = NULL; /* Virus Name */
792 #endif
793 int max_received_linelength= 0;
794 int max_username_length = 0;
795 int message_age = 0;
796 uschar *message_body = NULL;
797 uschar *message_body_end = NULL;
798 BOOL message_body_newlines = FALSE;
799 int message_body_size = 0;
800 int message_body_visible = 500;
801 int message_ended = END_NOTSTARTED;
802 uschar *message_headers = NULL;
803 uschar *message_id;
804 uschar *message_id_domain = NULL;
805 uschar *message_id_text = NULL;
806 struct timeval message_id_tv = { 0, 0 };
807 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
808 uschar *message_id_external;
809 int message_linecount = 0;
810 BOOL message_logs = TRUE;
811 int message_size = 0;
812 uschar *message_size_limit = US"50M";
813 uschar message_subdir[2] = { 0, 0 };
814 uschar *message_reference = NULL;
815
816 /* MIME ACL expandables */
817 #ifdef WITH_CONTENT_SCAN
818 int mime_anomaly_level = 0;
819 const uschar *mime_anomaly_text = NULL;
820 uschar *mime_boundary = NULL;
821 uschar *mime_charset = NULL;
822 uschar *mime_content_description = NULL;
823 uschar *mime_content_disposition = NULL;
824 uschar *mime_content_id = NULL;
825 unsigned int mime_content_size = 0;
826 uschar *mime_content_transfer_encoding = NULL;
827 uschar *mime_content_type = NULL;
828 uschar *mime_decoded_filename = NULL;
829 uschar *mime_filename = NULL;
830 int mime_is_multipart = 0;
831 int mime_is_coverletter = 0;
832 int mime_is_rfc822 = 0;
833 int mime_part_count = -1;
834 #endif
835
836 BOOL mua_wrapper = FALSE;
837
838 uid_t *never_users = NULL;
839 #ifdef WITH_CONTENT_SCAN
840 BOOL no_mbox_unspool = FALSE;
841 #endif
842 BOOL no_multiline_responses = FALSE;
843
844 uid_t original_euid;
845 gid_t originator_gid;
846 uschar *originator_login = NULL;
847 uschar *originator_name = NULL;
848 uid_t originator_uid;
849 uschar *override_local_interfaces = NULL;
850 uschar *override_pid_file_path = NULL;
851
852 BOOL parse_allow_group = FALSE;
853 BOOL parse_found_group = FALSE;
854 uschar *percent_hack_domains = NULL;
855 uschar *pid_file_path = US PID_FILE_PATH
856 "\0<--------------Space to patch pid_file_path->";
857 BOOL pipelining_enable = TRUE;
858 uschar *pipelining_advertise_hosts = US"*";
859 BOOL preserve_message_logs = FALSE;
860 uschar *primary_hostname = NULL;
861 BOOL print_topbitchars = FALSE;
862 uschar process_info[PROCESS_INFO_SIZE];
863 int process_info_len = 0;
864 uschar *process_log_path = NULL;
865 BOOL prod_requires_admin = TRUE;
866 uschar *prvscheck_address = NULL;
867 uschar *prvscheck_keynum = NULL;
868 uschar *prvscheck_result = NULL;
869
870
871 uschar *qualify_domain_recipient = NULL;
872 uschar *qualify_domain_sender = NULL;
873 BOOL queue_2stage = FALSE;
874 uschar *queue_domains = NULL;
875 int queue_interval = -1;
876 BOOL queue_list_requires_admin = TRUE;
877 BOOL queue_only = FALSE;
878 uschar *queue_only_file = NULL;
879 int queue_only_load = -1;
880 BOOL queue_only_load_latch = TRUE;
881 BOOL queue_only_override = TRUE;
882 BOOL queue_only_policy = FALSE;
883 BOOL queue_run_first_delivery = FALSE;
884 BOOL queue_run_force = FALSE;
885 BOOL queue_run_in_order = FALSE;
886 BOOL queue_run_local = FALSE;
887 int queue_run_max = 5;
888 pid_t queue_run_pid = (pid_t)0;
889 int queue_run_pipe = -1;
890 BOOL queue_running = FALSE;
891 BOOL queue_smtp = FALSE;
892 uschar *queue_smtp_domains = NULL;
893
894 unsigned int random_seed = 0;
895 tree_node *ratelimiters_cmd = NULL;
896 tree_node *ratelimiters_conn = NULL;
897 tree_node *ratelimiters_mail = NULL;
898 uschar *raw_active_hostname = NULL;
899 uschar *raw_sender = NULL;
900 uschar **raw_recipients = NULL;
901 int raw_recipients_count = 0;
902
903 int rcpt_count = 0;
904 int rcpt_fail_count = 0;
905 int rcpt_defer_count = 0;
906 gid_t real_gid;
907 uid_t real_uid;
908 BOOL really_exim = TRUE;
909 BOOL receive_call_bombout = FALSE;
910 int receive_linecount = 0;
911 int receive_messagecount = 0;
912 int receive_timeout = 0;
913 int received_count = 0;
914 uschar *received_for = NULL;
915
916 /* This is the default text for Received headers generated by Exim. The
917 date will be automatically added on the end. */
918
919 uschar *received_header_text = US
920 "Received: "
921 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
922 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
923 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
924 "by $primary_hostname "
925 "${if def:received_protocol {with $received_protocol}} "
926 #ifdef SUPPORT_TLS
927 "${if def:tls_cipher {($tls_cipher)\n\t}}"
928 #endif
929 "(Exim $version_number)\n\t"
930 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
931 "id $message_exim_id"
932 "${if def:received_for {\n\tfor $received_for}}"
933 "\0<---------------Space to patch received_header_text->";
934
935 int received_headers_max = 30;
936 uschar *received_protocol = NULL;
937 int received_time = 0;
938 uschar *recipient_data = NULL;
939 uschar *recipient_unqualified_hosts = NULL;
940 uschar *recipient_verify_failure = NULL;
941 int recipients_count = 0;
942 BOOL recipients_discarded = FALSE;
943 recipient_item *recipients_list = NULL;
944 int recipients_list_max = 0;
945 int recipients_max = 0;
946 BOOL recipients_max_reject = FALSE;
947 const pcre *regex_AUTH = NULL;
948 const pcre *regex_check_dns_names = NULL;
949 const pcre *regex_From = NULL;
950 const pcre *regex_IGNOREQUOTA = NULL;
951 const pcre *regex_PIPELINING = NULL;
952 const pcre *regex_SIZE = NULL;
953 const pcre *regex_smtp_code = NULL;
954 const pcre *regex_ismsgid = NULL;
955 #ifdef WHITELIST_D_MACROS
956 const pcre *regex_whitelisted_macro = NULL;
957 #endif
958 #ifdef WITH_CONTENT_SCAN
959 uschar *regex_match_string = NULL;
960 #endif
961 int remote_delivery_count = 0;
962 int remote_max_parallel = 2;
963 uschar *remote_sort_domains = NULL;
964 int retry_data_expire = 7*24*60*60;
965 int retry_interval_max = 24*60*60;
966 int retry_maximum_timeout = 0; /* set from retry config */
967 retry_config *retries = NULL;
968 uschar *return_path = NULL;
969 BOOL return_path_remove = TRUE;
970 int rewrite_existflags = 0;
971 uschar *rfc1413_hosts = US"*";
972 int rfc1413_query_timeout = 5;
973 /* BOOL rfc821_domains = FALSE; <<< on the way out */
974 uid_t root_gid = ROOT_GID;
975 uid_t root_uid = ROOT_UID;
976
977 router_instance *routers = NULL;
978 router_instance router_defaults = {
979 NULL, /* chain pointer */
980 NULL, /* name */
981 NULL, /* info */
982 NULL, /* private options block pointer */
983 NULL, /* driver name */
984
985 NULL, /* address_data */
986 #ifdef EXPERIMENTAL_BRIGHTMAIL
987 NULL, /* bmi_rule */
988 #endif
989 NULL, /* cannot_route_message */
990 NULL, /* condition */
991 NULL, /* current_directory */
992 NULL, /* debug_string */
993 NULL, /* domains */
994 NULL, /* errors_to */
995 NULL, /* expand_gid */
996 NULL, /* expand_uid */
997 NULL, /* expand_more */
998 NULL, /* expand_unseen */
999 NULL, /* extra_headers */
1000 NULL, /* fallback_hosts */
1001 NULL, /* home_directory */
1002 NULL, /* ignore_target_hosts */
1003 NULL, /* local_parts */
1004 NULL, /* pass_router_name */
1005 NULL, /* prefix */
1006 NULL, /* redirect_router_name */
1007 NULL, /* remove_headers */
1008 NULL, /* require_files */
1009 NULL, /* router_home_directory */
1010 US"freeze", /* self */
1011 NULL, /* senders */
1012 NULL, /* suffix */
1013 NULL, /* translate_ip_address */
1014 NULL, /* transport_name */
1015
1016 TRUE, /* address_test */
1017 #ifdef EXPERIMENTAL_BRIGHTMAIL
1018 FALSE, /* bmi_deliver_alternate */
1019 FALSE, /* bmi_deliver_default */
1020 FALSE, /* bmi_dont_deliver */
1021 #endif
1022 TRUE, /* expn */
1023 FALSE, /* caseful_local_part */
1024 FALSE, /* check_local_user */
1025 FALSE, /* disable_logging */
1026 FALSE, /* fail_verify_recipient */
1027 FALSE, /* fail_verify_sender */
1028 FALSE, /* gid_set */
1029 FALSE, /* initgroups */
1030 TRUE_UNSET, /* log_as_local */
1031 TRUE, /* more */
1032 FALSE, /* pass_on_timeout */
1033 FALSE, /* prefix_optional */
1034 TRUE, /* repeat_use */
1035 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1036 FALSE, /* same_domain_copy_routing */
1037 FALSE, /* self_rewrite */
1038 FALSE, /* suffix_optional */
1039 FALSE, /* verify_only */
1040 TRUE, /* verify_recipient */
1041 TRUE, /* verify_sender */
1042 FALSE, /* uid_set */
1043 FALSE, /* unseen */
1044
1045 self_freeze, /* self_code */
1046 (uid_t)(-1), /* uid */
1047 (gid_t)(-1), /* gid */
1048
1049 NULL, /* fallback_hostlist */
1050 NULL, /* transport instance */
1051 NULL, /* pass_router */
1052 NULL /* redirect_router */
1053 };
1054
1055 ip_address_item *running_interfaces = NULL;
1056 BOOL running_in_test_harness = FALSE;
1057
1058 /* This is a weird one. The following string gets patched in the binary by the
1059 script that sets up a copy of Exim for running in the test harness. It seems
1060 that compilers are now clever, and share constant strings if they can.
1061 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1062 make use of the end of this string in order to save space. So the patching then
1063 wrecks this. We defeat this optimization by adding some additional characters
1064 onto the end of the string. */
1065
1066 uschar *running_status = US">>>running<<<" "\0EXTRA";
1067
1068 int runrc = 0;
1069
1070 uschar *search_error_message = NULL;
1071 BOOL search_find_defer = FALSE;
1072 uschar *self_hostname = NULL;
1073 uschar *sender_address = NULL;
1074 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1075 uschar *sender_address_data = NULL;
1076 BOOL sender_address_forced = FALSE;
1077 uschar *sender_address_unrewritten = NULL;
1078 uschar *sender_data = NULL;
1079 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1080 uschar *sender_fullhost = NULL;
1081 uschar *sender_helo_name = NULL;
1082 uschar **sender_host_aliases = &no_aliases;
1083 uschar *sender_host_address = NULL;
1084 uschar *sender_host_authenticated = NULL;
1085 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1086 BOOL sender_host_dnssec = FALSE;
1087 uschar *sender_host_name = NULL;
1088 int sender_host_port = 0;
1089 BOOL sender_host_notsocket = FALSE;
1090 BOOL sender_host_unknown = FALSE;
1091 uschar *sender_ident = NULL;
1092 BOOL sender_local = FALSE;
1093 BOOL sender_name_forced = FALSE;
1094 uschar *sender_rate = NULL;
1095 uschar *sender_rate_limit = NULL;
1096 uschar *sender_rate_period = NULL;
1097 uschar *sender_rcvhost = NULL;
1098 BOOL sender_set_untrusted = FALSE;
1099 uschar *sender_unqualified_hosts = NULL;
1100 uschar *sender_verify_failure = NULL;
1101 address_item *sender_verified_list = NULL;
1102 address_item *sender_verified_failed = NULL;
1103 int sender_verified_rc = -1;
1104 BOOL sender_verified_responded = FALSE;
1105 uschar *sending_ip_address = NULL;
1106 int sending_port = -1;
1107 SIGNAL_BOOL sigalrm_seen = FALSE;
1108 uschar **sighup_argv = NULL;
1109 int smtp_accept_count = 0;
1110 BOOL smtp_accept_keepalive = TRUE;
1111 int smtp_accept_max = 20;
1112 int smtp_accept_max_nonmail= 10;
1113 uschar *smtp_accept_max_nonmail_hosts = US"*";
1114 int smtp_accept_max_per_connection = 1000;
1115 uschar *smtp_accept_max_per_host = NULL;
1116 int smtp_accept_queue = 0;
1117 int smtp_accept_queue_per_connection = 10;
1118 int smtp_accept_reserve = 0;
1119 uschar *smtp_active_hostname = NULL;
1120 BOOL smtp_authenticated = FALSE;
1121 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1122 "Exim $version_number $tod_full"
1123 "\0<---------------Space to patch smtp_banner->";
1124 BOOL smtp_batched_input = FALSE;
1125 BOOL smtp_check_spool_space = TRUE;
1126 int smtp_ch_index = 0;
1127 uschar *smtp_cmd_argument = NULL;
1128 uschar *smtp_cmd_buffer = NULL;
1129 time_t smtp_connection_start = 0;
1130 uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1131 int smtp_connect_backlog = 20;
1132 double smtp_delay_mail = 0.0;
1133 double smtp_delay_rcpt = 0.0;
1134 BOOL smtp_enforce_sync = TRUE;
1135 FILE *smtp_in = NULL;
1136 BOOL smtp_input = FALSE;
1137 int smtp_load_reserve = -1;
1138 int smtp_mailcmd_count = 0;
1139 FILE *smtp_out = NULL;
1140 uschar *smtp_etrn_command = NULL;
1141 BOOL smtp_etrn_serialize = TRUE;
1142 int smtp_max_synprot_errors= 3;
1143 int smtp_max_unknown_commands = 3;
1144 uschar *smtp_notquit_reason = NULL;
1145 uschar *smtp_ratelimit_hosts = NULL;
1146 uschar *smtp_ratelimit_mail = NULL;
1147 uschar *smtp_ratelimit_rcpt = NULL;
1148 uschar *smtp_read_error = US"";
1149 int smtp_receive_timeout = 5*60;
1150 uschar *smtp_reserve_hosts = NULL;
1151 BOOL smtp_return_error_details = FALSE;
1152 int smtp_rlm_base = 0;
1153 double smtp_rlm_factor = 0.0;
1154 int smtp_rlm_limit = 0;
1155 int smtp_rlm_threshold = INT_MAX;
1156 int smtp_rlr_base = 0;
1157 double smtp_rlr_factor = 0.0;
1158 int smtp_rlr_limit = 0;
1159 int smtp_rlr_threshold = INT_MAX;
1160 BOOL smtp_use_pipelining = FALSE;
1161 BOOL smtp_use_size = FALSE;
1162
1163 #ifdef WITH_CONTENT_SCAN
1164 uschar *spamd_address = US"127.0.0.1 783";
1165 uschar *spam_bar = NULL;
1166 uschar *spam_report = NULL;
1167 uschar *spam_score = NULL;
1168 uschar *spam_score_int = NULL;
1169 #endif
1170 #ifdef EXPERIMENTAL_SPF
1171 uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
1172 uschar *spf_header_comment = NULL;
1173 uschar *spf_received = NULL;
1174 uschar *spf_result = NULL;
1175 uschar *spf_smtp_comment = NULL;
1176 #endif
1177
1178 BOOL split_spool_directory = FALSE;
1179 uschar *spool_directory = US SPOOL_DIRECTORY
1180 "\0<--------------Space to patch spool_directory->";
1181 #ifdef EXPERIMENTAL_SRS
1182 uschar *srs_config = NULL;
1183 uschar *srs_db_address = NULL;
1184 uschar *srs_db_key = NULL;
1185 int srs_hashlength = 6;
1186 int srs_hashmin = -1;
1187 int srs_maxage = 31;
1188 uschar *srs_orig_recipient = NULL;
1189 uschar *srs_orig_sender = NULL;
1190 uschar *srs_recipient = NULL;
1191 uschar *srs_secrets = NULL;
1192 uschar *srs_status = NULL;
1193 BOOL srs_usehash = TRUE;
1194 BOOL srs_usetimestamp = TRUE;
1195 #endif
1196 BOOL strict_acl_vars = FALSE;
1197 int string_datestamp_offset= -1;
1198 int string_datestamp_length= 0;
1199 int string_datestamp_type = -1;
1200 BOOL strip_excess_angle_brackets = FALSE;
1201 BOOL strip_trailing_dot = FALSE;
1202 uschar *submission_domain = NULL;
1203 BOOL submission_mode = FALSE;
1204 uschar *submission_name = NULL;
1205 BOOL suppress_local_fixups = FALSE;
1206 BOOL suppress_local_fixups_default = FALSE;
1207 BOOL synchronous_delivery = FALSE;
1208 BOOL syslog_duplication = TRUE;
1209 int syslog_facility = LOG_MAIL;
1210 uschar *syslog_processname = US"exim";
1211 BOOL syslog_timestamp = TRUE;
1212 uschar *system_filter = NULL;
1213
1214 uschar *system_filter_directory_transport = NULL;
1215 uschar *system_filter_file_transport = NULL;
1216 uschar *system_filter_pipe_transport = NULL;
1217 uschar *system_filter_reply_transport = NULL;
1218
1219 gid_t system_filter_gid = 0;
1220 BOOL system_filter_gid_set = FALSE;
1221 uid_t system_filter_uid = (uid_t)-1;
1222 BOOL system_filter_uid_set = FALSE;
1223 BOOL system_filtering = FALSE;
1224
1225 BOOL tcp_nodelay = TRUE;
1226 #ifdef USE_TCP_WRAPPERS
1227 uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1228 #endif
1229 int test_harness_load_avg = 0;
1230 int thismessage_size_limit = 0;
1231 int timeout_frozen_after = 0;
1232 BOOL timestamps_utc = FALSE;
1233
1234 transport_instance *transports = NULL;
1235
1236 transport_instance transport_defaults = {
1237 NULL, /* chain pointer */
1238 NULL, /* name */
1239 NULL, /* info */
1240 NULL, /* private options block pointer */
1241 NULL, /* driver name */
1242 NULL, /* setup entry point */
1243 1, /* batch_max */
1244 NULL, /* batch_id */
1245 NULL, /* home_dir */
1246 NULL, /* current_dir */
1247 TRUE, /* multi-domain */
1248 FALSE, /* overrides_hosts */
1249 100, /* max_addresses */
1250 500, /* connection_max_messages */
1251 FALSE, /* deliver_as_creator */
1252 FALSE, /* disable_logging */
1253 FALSE, /* initgroups */
1254 FALSE, /* uid_set */
1255 FALSE, /* gid_set */
1256 (uid_t)(-1), /* uid */
1257 (gid_t)(-1), /* gid */
1258 NULL, /* expand_uid */
1259 NULL, /* expand_gid */
1260 NULL, /* warn_message */
1261 NULL, /* shadow */
1262 NULL, /* shadow_condition */
1263 NULL, /* filter_command */
1264 NULL, /* add_headers */
1265 NULL, /* remove_headers */
1266 NULL, /* return_path */
1267 NULL, /* debug_string */
1268 NULL, /* message_size_limit */
1269 NULL, /* headers_rewrite */
1270 NULL, /* rewrite_rules */
1271 0, /* rewrite_existflags */
1272 300, /* filter_timeout */
1273 FALSE, /* body_only */
1274 FALSE, /* delivery_date_add */
1275 FALSE, /* envelope_to_add */
1276 FALSE, /* headers_only */
1277 FALSE, /* rcpt_include_affixes */
1278 FALSE, /* return_path_add */
1279 FALSE, /* return_output */
1280 FALSE, /* return_fail_output */
1281 FALSE, /* log_output */
1282 FALSE, /* log_fail_output */
1283 FALSE, /* log_defer_output */
1284 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1285 1 nor 0 so can detect unset */
1286 };
1287
1288 int transport_count;
1289 int transport_newlines;
1290 uschar **transport_filter_argv = NULL;
1291 int transport_filter_timeout;
1292 BOOL transport_filter_timed_out = FALSE;
1293 int transport_write_timeout= 0;
1294
1295 tree_node *tree_dns_fails = NULL;
1296 tree_node *tree_duplicates = NULL;
1297 tree_node *tree_nonrecipients = NULL;
1298 tree_node *tree_unusable = NULL;
1299
1300 BOOL trusted_caller = FALSE;
1301 BOOL trusted_config = TRUE;
1302 gid_t *trusted_groups = NULL;
1303 uid_t *trusted_users = NULL;
1304 uschar *timezone_string = US TIMEZONE_DEFAULT;
1305
1306 uschar *unknown_login = NULL;
1307 uschar *unknown_username = NULL;
1308 uschar *untrusted_set_sender = NULL;
1309
1310 /* A regex for matching a "From_" line in an incoming message, in the form
1311
1312 From ph10 Fri Jan 5 12:35 GMT 1996
1313
1314 which the "mail" commands send to the MTA (undocumented, of course), or in
1315 the form
1316
1317 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1318
1319 which is apparently used by some UUCPs, despite it not being in RFC 976.
1320 Because of variations in time formats, just match up to the minutes. That
1321 should be sufficient. Examples have been seen of time fields like 12:1:03,
1322 so just require one digit for hours and minutes. The weekday is also absent
1323 in some forms. */
1324
1325 uschar *uucp_from_pattern = US
1326 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1327 "(?:" /* Non-extracting bracket */
1328 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1329 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1330 ")" /* End alternation */
1331 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1332
1333 uschar *uucp_from_sender = US"$1";
1334
1335 uschar *warn_message_file = NULL;
1336 uschar *warnmsg_delay = NULL;
1337 uschar *warnmsg_recipients = NULL;
1338 BOOL write_rejectlog = TRUE;
1339
1340 uschar *version_copyright =
1341 US"Copyright (c) University of Cambridge, 1995 - 2012\n"
1342 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2012";
1343 uschar *version_date = US"?";
1344 uschar *version_cnumber = US"????";
1345 uschar *version_string = US"?";
1346
1347 int warning_count = 0;
1348
1349 /* End of globals.c */