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Remove unwanted (int) case when reading SIZE. Fix runtest for 64-bit
[exim.git] / src / src / globals.c
1 /* $Cambridge: exim/src/src/globals.c,v 1.76 2007/06/27 11:01:52 ph10 Exp $ */
2
3 /*************************************************
4 * Exim - an Internet mail transport agent *
5 *************************************************/
6
7 /* Copyright (c) University of Cambridge 1995 - 2007 */
8 /* See the file NOTICE for conditions of use and distribution. */
9
10 /* All the global variables are defined together in this one module, so
11 that they are easy to find. */
12
13 #include "exim.h"
14
15
16 /* The OSF1 linker puts out a worrying warning if any sections contain no
17 executable code. It says
18
19 Warning: Linking some objects which contain exception information sections
20 and some which do not. This may cause fatal runtime exception handling
21 problems.
22
23 As this may cause people to worry needlessly, include a dummy function here
24 to stop the message from appearing. Make it reference itself to stop picky
25 compilers complaining that it is unused, and put in a dummy argument to stop
26 even pickier compilers complaining about infinite loops. */
27
28 static void dummy(int x) { dummy(x-1); }
29
30
31 /* Generic options for auths, all of which live inside auth_instance
32 data blocks and hence have the opt_public flag set. */
33
34 optionlist optionlist_auths[] = {
35 { "client_condition", opt_stringptr | opt_public,
36 (void *)(offsetof(auth_instance, client_condition)) },
37 { "driver", opt_stringptr | opt_public,
38 (void *)(offsetof(auth_instance, driver_name)) },
39 { "public_name", opt_stringptr | opt_public,
40 (void *)(offsetof(auth_instance, public_name)) },
41 { "server_advertise_condition", opt_stringptr | opt_public,
42 (void *)(offsetof(auth_instance, advertise_condition))},
43 { "server_condition", opt_stringptr | opt_public,
44 (void *)(offsetof(auth_instance, server_condition)) },
45 { "server_debug_print", opt_stringptr | opt_public,
46 (void *)(offsetof(auth_instance, server_debug_string)) },
47 { "server_mail_auth_condition", opt_stringptr | opt_public,
48 (void *)(offsetof(auth_instance, mail_auth_condition)) },
49 { "server_set_id", opt_stringptr | opt_public,
50 (void *)(offsetof(auth_instance, set_id)) }
51 };
52
53 int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
54
55 /* An empty host aliases list. */
56
57 uschar *no_aliases = NULL;
58
59
60 /* For comments on these variables, see globals.h. I'm too idle to
61 duplicate them here... */
62
63 #ifdef EXIM_PERL
64 uschar *opt_perl_startup = NULL;
65 BOOL opt_perl_at_start = FALSE;
66 BOOL opt_perl_started = FALSE;
67 #endif
68
69 #ifdef EXPAND_DLFUNC
70 tree_node *dlobj_anchor = NULL;
71 #endif
72
73 #ifdef LOOKUP_IBASE
74 uschar *ibase_servers = NULL;
75 #endif
76
77 #ifdef LOOKUP_LDAP
78 uschar *eldap_default_servers = NULL;
79 int eldap_version = -1;
80 #endif
81
82 #ifdef LOOKUP_MYSQL
83 uschar *mysql_servers = NULL;
84 #endif
85
86 #ifdef LOOKUP_ORACLE
87 uschar *oracle_servers = NULL;
88 #endif
89
90 #ifdef LOOKUP_PGSQL
91 uschar *pgsql_servers = NULL;
92 #endif
93
94 #ifdef LOOKUP_SQLITE
95 int sqlite_lock_timeout = 5;
96 #endif
97
98 #ifdef SUPPORT_MOVE_FROZEN_MESSAGES
99 BOOL move_frozen_messages = FALSE;
100 #endif
101
102 /* These variables are outside the #ifdef because it keeps the code less
103 cluttered in several places (e.g. during logging) if we can always refer to
104 them. Also, the tls_ variables are now always visible. */
105
106 BOOL tls_active = -1;
107 BOOL tls_certificate_verified = FALSE;
108 uschar *tls_cipher = NULL;
109 BOOL tls_on_connect = FALSE;
110 uschar *tls_on_connect_ports = NULL;
111 uschar *tls_peerdn = NULL;
112
113 #ifdef SUPPORT_TLS
114 uschar *gnutls_require_mac = NULL;
115 uschar *gnutls_require_kx = NULL;
116 uschar *gnutls_require_proto = NULL;
117 const pcre *regex_STARTTLS = NULL;
118 uschar *tls_advertise_hosts = NULL; /* This is deliberate */
119 uschar *tls_certificate = NULL;
120 uschar *tls_crl = NULL;
121 uschar *tls_dhparam = NULL;
122 BOOL tls_offered = FALSE;
123 uschar *tls_privatekey = NULL;
124 BOOL tls_remember_esmtp = FALSE;
125 uschar *tls_require_ciphers = NULL;
126 uschar *tls_try_verify_hosts = NULL;
127 uschar *tls_verify_certificates= NULL;
128 uschar *tls_verify_hosts = NULL;
129 #endif
130
131
132 /* Input-reading functions for messages, so we can use special ones for
133 incoming TCP/IP. The defaults use stdin. We never need these for any
134 stand-alone tests. */
135
136 #ifndef STAND_ALONE
137 int (*receive_getc)(void) = stdin_getc;
138 int (*receive_ungetc)(int) = stdin_ungetc;
139 int (*receive_feof)(void) = stdin_feof;
140 int (*receive_ferror)(void) = stdin_ferror;
141 BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
142 #endif
143
144
145 /* List of per-address expansion variables for clearing and saving/restoring
146 when verifying one address while routing/verifying another. We have to have
147 the size explicit, because it is referenced from more than one module. */
148
149 uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
150 &deliver_address_data,
151 &deliver_domain,
152 &deliver_domain_data,
153 &deliver_domain_orig,
154 &deliver_domain_parent,
155 &deliver_localpart,
156 &deliver_localpart_data,
157 &deliver_localpart_orig,
158 &deliver_localpart_parent,
159 &deliver_localpart_prefix,
160 &deliver_localpart_suffix,
161 (uschar **)(&deliver_recipients),
162 &deliver_host,
163 &deliver_home,
164 &address_file,
165 &address_pipe,
166 &self_hostname,
167 NULL };
168
169 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
170
171 /* General global variables */
172
173 header_line *acl_added_headers = NULL;
174 tree_node *acl_anchor = NULL;
175 uschar *acl_not_smtp = NULL;
176 #ifdef WITH_CONTENT_SCAN
177 uschar *acl_not_smtp_mime = NULL;
178 #endif
179 uschar *acl_not_smtp_start = NULL;
180 uschar *acl_smtp_auth = NULL;
181 uschar *acl_smtp_connect = NULL;
182 uschar *acl_smtp_data = NULL;
183 uschar *acl_smtp_etrn = NULL;
184 uschar *acl_smtp_expn = NULL;
185 uschar *acl_smtp_helo = NULL;
186 uschar *acl_smtp_mail = NULL;
187 uschar *acl_smtp_mailauth = NULL;
188 #ifdef WITH_CONTENT_SCAN
189 uschar *acl_smtp_mime = NULL;
190 #endif
191 uschar *acl_smtp_predata = NULL;
192 uschar *acl_smtp_quit = NULL;
193 uschar *acl_smtp_rcpt = NULL;
194 uschar *acl_smtp_starttls = NULL;
195 uschar *acl_smtp_vrfy = NULL;
196 BOOL acl_temp_details = FALSE;
197 tree_node *acl_var_c = NULL;
198 tree_node *acl_var_m = NULL;
199 uschar *acl_verify_message = NULL;
200 string_item *acl_warn_logged = NULL;
201
202 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
203 error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
204
205 uschar *acl_wherenames[] = { US"RCPT",
206 US"MAIL",
207 US"PREDATA",
208 US"MIME",
209 US"DATA",
210 US"non-SMTP",
211 US"AUTH",
212 US"connection",
213 US"ETRN",
214 US"EXPN",
215 US"EHLO or HELO",
216 US"MAILAUTH",
217 US"non-SMTP-start",
218 US"QUIT",
219 US"STARTTLS",
220 US"VRFY"
221 };
222
223 uschar *acl_wherecodes[] = { US"550", /* RCPT */
224 US"550", /* MAIL */
225 US"550", /* PREDATA */
226 US"550", /* MIME */
227 US"550", /* DATA */
228 US"0", /* not SMTP; not relevant */
229 US"503", /* AUTH */
230 US"550", /* connect */
231 US"458", /* ETRN */
232 US"550", /* EXPN */
233 US"550", /* HELO/EHLO */
234 US"0", /* MAILAUTH; not relevant */
235 US"0", /* not SMTP; not relevant */
236 US"0", /* QUIT; not relevant */
237 US"550", /* STARTTLS */
238 US"252" /* VRFY */
239 };
240
241 BOOL active_local_from_check = FALSE;
242 BOOL active_local_sender_retain = FALSE;
243 BOOL accept_8bitmime = FALSE;
244 address_item *addr_duplicate = NULL;
245
246 address_item address_defaults = {
247 NULL, /* next */
248 NULL, /* parent */
249 NULL, /* first */
250 NULL, /* dupof */
251 NULL, /* start_router */
252 NULL, /* router */
253 NULL, /* transport */
254 NULL, /* host_list */
255 NULL, /* host_used */
256 NULL, /* fallback_hosts */
257 NULL, /* reply */
258 NULL, /* retries */
259 NULL, /* address */
260 NULL, /* unique */
261 NULL, /* cc_local_part */
262 NULL, /* lc_local_part */
263 NULL, /* local_part */
264 NULL, /* prefix */
265 NULL, /* suffix */
266 NULL, /* domain */
267 NULL, /* address_retry_key */
268 NULL, /* domain_retry_key */
269 NULL, /* current_dir */
270 NULL, /* home_dir */
271 NULL, /* message */
272 NULL, /* user_message */
273 NULL, /* onetime_parent */
274 NULL, /* pipe_expandn */
275 NULL, /* return_filename */
276 NULL, /* self_hostname */
277 NULL, /* shadow_message */
278 #ifdef SUPPORT_TLS
279 NULL, /* cipher */
280 NULL, /* peerdn */
281 #endif
282 (uid_t)(-1), /* uid */
283 (gid_t)(-1), /* gid */
284 0, /* flags */
285 { 0 }, /* domain_cache - any larger array should be zeroed */
286 { 0 }, /* localpart_cache - ditto */
287 -1, /* mode */
288 0, /* more_errno */
289 ERRNO_UNKNOWNERROR, /* basic_errno */
290 0, /* child_count */
291 -1, /* return_file */
292 SPECIAL_NONE, /* special_action */
293 DEFER, /* transport_return */
294 { /* fields that are propagated to children */
295 NULL, /* address_data */
296 NULL, /* domain_data */
297 NULL, /* localpart_data */
298 NULL, /* errors_address */
299 NULL, /* extra_headers */
300 NULL, /* remove_headers */
301 #ifdef EXPERIMENTAL_SRS
302 NULL, /* srs_sender */
303 #endif
304 }
305 };
306
307 uschar *address_file = NULL;
308 uschar *address_pipe = NULL;
309 BOOL address_test_mode = FALSE;
310 tree_node *addresslist_anchor = NULL;
311 int addresslist_count = 0;
312 gid_t *admin_groups = NULL;
313 BOOL admin_user = FALSE;
314 BOOL allow_auth_unadvertised= FALSE;
315 BOOL allow_domain_literals = FALSE;
316 BOOL allow_mx_to_ip = FALSE;
317 BOOL allow_unqualified_recipient = TRUE; /* For local messages */
318 BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
319 BOOL allow_utf8_domains = FALSE;
320 uschar *authenticated_id = NULL;
321 uschar *authenticated_sender = NULL;
322 BOOL authentication_failed = FALSE;
323 auth_instance *auths = NULL;
324 uschar *auth_advertise_hosts = US"*";
325 auth_instance auth_defaults = {
326 NULL, /* chain pointer */
327 NULL, /* name */
328 NULL, /* info */
329 NULL, /* private options block pointer */
330 NULL, /* driver_name */
331 NULL, /* advertise_condition */
332 NULL, /* client_condition */
333 NULL, /* public_name */
334 NULL, /* set_id */
335 NULL, /* server_mail_auth_condition */
336 NULL, /* server_debug_string */
337 NULL, /* server_condition */
338 FALSE, /* client */
339 FALSE, /* server */
340 FALSE /* advertised */
341 };
342
343 uschar *auth_defer_msg = US"reason not recorded";
344 uschar *auth_defer_user_msg = US"";
345 uschar *auth_vars[AUTH_VARS];
346 int auto_thaw = 0;
347 #ifdef WITH_CONTENT_SCAN
348 uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
349 #endif
350
351 BOOL background_daemon = TRUE;
352
353 #if BASE_62 == 62
354 uschar *base62_chars=
355 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
356 #else
357 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
358 #endif
359
360 uschar *bi_command = NULL;
361 uschar *big_buffer = NULL;
362 int big_buffer_size = BIG_BUFFER_SIZE;
363 #ifdef EXPERIMENTAL_BRIGHTMAIL
364 uschar *bmi_alt_location = NULL;
365 uschar *bmi_base64_tracker_verdict = NULL;
366 uschar *bmi_base64_verdict = NULL;
367 uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
368 int bmi_deliver = 1;
369 int bmi_run = 0;
370 uschar *bmi_verdicts = NULL;
371 #endif
372 int body_linecount = 0;
373 int body_zerocount = 0;
374 uschar *bounce_message_file = NULL;
375 uschar *bounce_message_text = NULL;
376 uschar *bounce_recipient = NULL;
377 BOOL bounce_return_body = TRUE;
378 BOOL bounce_return_message = TRUE;
379 int bounce_return_size_limit = 100*1024;
380 uschar *bounce_sender_authentication = NULL;
381 int bsmtp_transaction_linecount = 0;
382
383 int callout_cache_domain_positive_expire = 7*24*60*60;
384 int callout_cache_domain_negative_expire = 3*60*60;
385 int callout_cache_positive_expire = 24*60*60;
386 int callout_cache_negative_expire = 2*60*60;
387 uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
388 uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W_](?>[a-z0-9/-]*[^\\W_])?)+$";
389 int check_log_inodes = 0;
390 int check_log_space = 0;
391 BOOL check_rfc2047_length = TRUE;
392 int check_spool_inodes = 0;
393 int check_spool_space = 0;
394 int clmacro_count = 0;
395 uschar *clmacros[MAX_CLMACROS];
396 BOOL config_changed = FALSE;
397 FILE *config_file = NULL;
398 uschar *config_filename = NULL;
399 int config_lineno = 0;
400 #ifdef CONFIGURE_GROUP
401 gid_t config_gid = CONFIGURE_GROUP;
402 #endif
403 uschar *config_main_filelist = US CONFIGURE_FILE
404 "\0<-----------Space to patch configure_filename->";
405 uschar *config_main_filename = NULL;
406
407 #ifdef CONFIGURE_OWNER
408 uid_t config_uid = CONFIGURE_OWNER;
409 #endif
410
411 int connection_max_messages= -1;
412 uschar *continue_hostname = NULL;
413 uschar *continue_host_address = NULL;
414 BOOL continue_more = FALSE;
415 int continue_sequence = 1;
416 uschar *continue_transport = NULL;
417
418 uschar *csa_status = NULL;
419
420 BOOL daemon_listen = FALSE;
421 uschar *daemon_smtp_port = US"smtp";
422 int daemon_startup_retries = 9;
423 int daemon_startup_sleep = 30;
424 BOOL debug_daemon = FALSE;
425 int debug_fd = -1;
426 FILE *debug_file = NULL;
427 bit_table debug_options[] = {
428 { US"acl", D_acl },
429 { US"all", D_all },
430 { US"auth", D_auth },
431 { US"deliver", D_deliver },
432 { US"dns", D_dns },
433 { US"dnsbl", D_dnsbl },
434 { US"exec", D_exec },
435 { US"expand", D_expand },
436 { US"filter", D_filter },
437 { US"hints_lookup", D_hints_lookup },
438 { US"host_lookup", D_host_lookup },
439 { US"ident", D_ident },
440 { US"interface", D_interface },
441 { US"lists", D_lists },
442 { US"load", D_load },
443 { US"local_scan", D_local_scan },
444 { US"lookup", D_lookup },
445 { US"memory", D_memory },
446 { US"pid", D_pid },
447 { US"process_info", D_process_info },
448 { US"queue_run", D_queue_run },
449 { US"receive", D_receive },
450 { US"resolver", D_resolver },
451 { US"retry", D_retry },
452 { US"rewrite", D_rewrite },
453 { US"route", D_route },
454 { US"timestamp", D_timestamp },
455 { US"tls", D_tls },
456 { US"transport", D_transport },
457 { US"uid", D_uid },
458 { US"verify", D_verify }
459 };
460 int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
461 unsigned int debug_selector = 0;
462 int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
463 uschar *delay_warning_condition=
464 US"${if or {"
465 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
466 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
467 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
468 "} {no}{yes}}";
469 BOOL delivery_date_remove = TRUE;
470 uschar *deliver_address_data = NULL;
471 int deliver_datafile = -1;
472 uschar *deliver_domain = NULL;
473 uschar *deliver_domain_data = NULL;
474 uschar *deliver_domain_orig = NULL;
475 uschar *deliver_domain_parent = NULL;
476 BOOL deliver_drop_privilege = FALSE;
477 BOOL deliver_firsttime = FALSE;
478 BOOL deliver_force = FALSE;
479 BOOL deliver_freeze = FALSE;
480 int deliver_frozen_at = 0;
481 uschar *deliver_home = NULL;
482 uschar *deliver_host = NULL;
483 uschar *deliver_host_address = NULL;
484 uschar *deliver_in_buffer = NULL;
485 ino_t deliver_inode = 0;
486 uschar *deliver_localpart = NULL;
487 uschar *deliver_localpart_data = NULL;
488 uschar *deliver_localpart_orig = NULL;
489 uschar *deliver_localpart_parent = NULL;
490 uschar *deliver_localpart_prefix = NULL;
491 uschar *deliver_localpart_suffix = NULL;
492 BOOL deliver_force_thaw = FALSE;
493 BOOL deliver_manual_thaw = FALSE;
494 uschar *deliver_out_buffer = NULL;
495 int deliver_queue_load_max = -1;
496 address_item *deliver_recipients = NULL;
497 uschar *deliver_selectstring = NULL;
498 BOOL deliver_selectstring_regex = FALSE;
499 uschar *deliver_selectstring_sender = NULL;
500 BOOL deliver_selectstring_sender_regex = FALSE;
501 #ifdef WITH_OLD_DEMIME
502 int demime_errorlevel = 0;
503 int demime_ok = 0;
504 uschar *demime_reason = NULL;
505 #endif
506 BOOL disable_callout_flush = FALSE;
507 BOOL disable_delay_flush = FALSE;
508 #ifdef ENABLE_DISABLE_FSYNC
509 BOOL disable_fsync = FALSE;
510 #endif
511 BOOL disable_ipv6 = FALSE;
512 BOOL disable_logging = FALSE;
513
514 #ifdef EXPERIMENTAL_DOMAINKEYS
515 uschar *dk_signing_domain = NULL;
516 uschar *dk_signing_selector = NULL;
517 int dk_do_verify = 0;
518 #endif
519
520 uschar *dns_again_means_nonexist = NULL;
521 int dns_csa_search_limit = 5;
522 BOOL dns_csa_use_reverse = TRUE;
523 uschar *dns_ipv4_lookup = NULL;
524 int dns_retrans = 0;
525 int dns_retry = 0;
526 uschar *dnslist_domain = NULL;
527 uschar *dnslist_matched = NULL;
528 uschar *dnslist_text = NULL;
529 uschar *dnslist_value = NULL;
530 tree_node *domainlist_anchor = NULL;
531 int domainlist_count = 0;
532 BOOL dont_deliver = FALSE;
533 BOOL dot_ends = TRUE;
534 BOOL drop_cr = FALSE; /* No longer used */
535 uschar *dsn_from = US DEFAULT_DSN_FROM;
536
537 BOOL enable_dollar_recipients = FALSE;
538 BOOL envelope_to_remove = TRUE;
539 int errno_quota = ERRNO_QUOTA;
540 uschar *errors_copy = NULL;
541 int error_handling = ERRORS_SENDER;
542 uschar *errors_reply_to = NULL;
543 int errors_sender_rc = EXIT_FAILURE;
544
545 gid_t exim_gid = EXIM_GID;
546 BOOL exim_gid_set = TRUE; /* This gid is always set */
547 uschar *exim_path = US BIN_DIRECTORY "/exim"
548 "\0<---------------Space to patch exim_path->";
549 uid_t exim_uid = EXIM_UID;
550 BOOL exim_uid_set = TRUE; /* This uid is always set */
551 int expand_forbid = 0;
552 int expand_nlength[EXPAND_MAXN+1];
553 int expand_nmax = -1;
554 uschar *expand_nstring[EXPAND_MAXN+1];
555 BOOL expand_string_forcedfail = FALSE;
556 uschar *expand_string_message;
557 BOOL extract_addresses_remove_arguments = TRUE;
558 uschar *extra_local_interfaces = NULL;
559
560 int fake_response = OK;
561 uschar *fake_response_text = US"Your message has been rejected but is "
562 "being kept for evaluation.\nIf it was a "
563 "legitimate message, it may still be "
564 "delivered to the target recipient(s).";
565 int filter_n[FILTER_VARIABLE_COUNT];
566 BOOL filter_running = FALSE;
567 int filter_sn[FILTER_VARIABLE_COUNT];
568 int filter_test = FTEST_NONE;
569 uschar *filter_test_sfile = NULL;
570 uschar *filter_test_ufile = NULL;
571 uschar *filter_thisaddress = NULL;
572 int finduser_retries = 0;
573 #ifdef WITH_OLD_DEMIME
574 uschar *found_extension = NULL;
575 #endif
576 uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
577 uschar *freeze_tell = NULL;
578 uschar *freeze_tell_config = NULL;
579 uschar *fudged_queue_times = US"";
580
581 uschar *gecos_name = NULL;
582 uschar *gecos_pattern = NULL;
583 rewrite_rule *global_rewrite_rules = NULL;
584
585 uschar *headers_charset = US HEADERS_CHARSET;
586 int header_insert_maxlen = 64 * 1024;
587 header_line *header_last = NULL;
588 header_line *header_list = NULL;
589 int header_maxsize = HEADER_MAXSIZE;
590 int header_line_maxsize = 0;
591
592 header_name header_names[] = {
593 { US"bcc", 3, TRUE, htype_bcc },
594 { US"cc", 2, TRUE, htype_cc },
595 { US"date", 4, TRUE, htype_date },
596 { US"delivery-date", 13, FALSE, htype_delivery_date },
597 { US"envelope-to", 11, FALSE, htype_envelope_to },
598 { US"from", 4, TRUE, htype_from },
599 { US"message-id", 10, TRUE, htype_id },
600 { US"received", 8, FALSE, htype_received },
601 { US"reply-to", 8, FALSE, htype_reply_to },
602 { US"return-path", 11, FALSE, htype_return_path },
603 { US"sender", 6, TRUE, htype_sender },
604 { US"subject", 7, FALSE, htype_subject },
605 { US"to", 2, TRUE, htype_to }
606 };
607
608 int header_names_size = sizeof(header_names)/sizeof(header_name);
609
610 BOOL header_rewritten = FALSE;
611 uschar *helo_accept_junk_hosts = NULL;
612 uschar *helo_allow_chars = US"";
613 uschar *helo_lookup_domains = US"@ : @[]";
614 uschar *helo_try_verify_hosts = NULL;
615 BOOL helo_verified = FALSE;
616 BOOL helo_verify_failed = FALSE;
617 uschar *helo_verify_hosts = NULL;
618 uschar *hex_digits = US"0123456789abcdef";
619 uschar *hold_domains = NULL;
620 BOOL host_checking = FALSE;
621 BOOL host_checking_callout = FALSE;
622 uschar *host_data = NULL;
623 BOOL host_find_failed_syntax= FALSE;
624 uschar *host_lookup = NULL;
625 BOOL host_lookup_deferred = FALSE;
626 BOOL host_lookup_failed = FALSE;
627 uschar *host_lookup_order = US"bydns:byaddr";
628 uschar *host_lookup_msg = US"";
629 int host_number = 0;
630 uschar *host_number_string = NULL;
631 uschar *host_reject_connection = NULL;
632 tree_node *hostlist_anchor = NULL;
633 int hostlist_count = 0;
634 uschar *hosts_treat_as_local = NULL;
635 uschar *hosts_connection_nolog = NULL;
636
637 int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
638 BOOL ignore_fromline_local = FALSE;
639 uschar *ignore_fromline_hosts = NULL;
640 uschar *interface_address = NULL;
641 int interface_port = -1;
642 BOOL is_inetd = FALSE;
643 uschar *iterate_item = NULL;
644
645 int journal_fd = -1;
646
647 int keep_malformed = 4*24*60*60; /* 4 days */
648
649 uschar *eldap_dn = NULL;
650 int load_average = -2;
651 BOOL local_error_message = FALSE;
652 BOOL local_from_check = TRUE;
653 uschar *local_from_prefix = NULL;
654 uschar *local_from_suffix = NULL;
655
656 #if HAVE_IPV6
657 uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
658 #else
659 uschar *local_interfaces = US"0.0.0.0";
660 #endif
661
662 uschar *local_scan_data = NULL;
663 int local_scan_timeout = 5*60;
664 BOOL local_sender_retain = FALSE;
665 gid_t local_user_gid = (gid_t)(-1);
666 uid_t local_user_uid = (uid_t)(-1);
667
668 tree_node *localpartlist_anchor= NULL;
669 int localpartlist_count = 0;
670 uschar *log_buffer = NULL;
671 unsigned int log_extra_selector = LX_default;
672 uschar *log_file_path = US LOG_FILE_PATH
673 "\0<--------------Space to patch log_file_path->";
674
675 /* Those log options with L_xxx identifiers have values less than 0x800000 and
676 are the ones that get put into log_write_selector. They can be used in calls to
677 log_write() to test for the bit. The options with LX_xxx identifiers have
678 values greater than 0x80000000 and are put int log_extra_selector (without the
679 top bit). They are never used in calls to log_write(), but are tested
680 independently. This separation became necessary when the number of log
681 selectors was getting close to filling a 32-bit word. */
682
683 /* Note that this list must be in alphabetical order. */
684
685 bit_table log_options[] = {
686 { US"acl_warn_skipped", LX_acl_warn_skipped },
687 { US"address_rewrite", L_address_rewrite },
688 { US"all", L_all },
689 { US"all_parents", L_all_parents },
690 { US"arguments", LX_arguments },
691 { US"connection_reject", L_connection_reject },
692 { US"delay_delivery", L_delay_delivery },
693 { US"deliver_time", LX_deliver_time },
694 { US"delivery_size", LX_delivery_size },
695 { US"dnslist_defer", L_dnslist_defer },
696 { US"etrn", L_etrn },
697 { US"host_lookup_failed", L_host_lookup_failed },
698 { US"ident_timeout", LX_ident_timeout },
699 { US"incoming_interface", LX_incoming_interface },
700 { US"incoming_port", LX_incoming_port },
701 { US"lost_incoming_connection", L_lost_incoming_connection },
702 { US"outgoing_port", LX_outgoing_port },
703 { US"pid", LX_pid },
704 { US"queue_run", L_queue_run },
705 { US"queue_time", LX_queue_time },
706 { US"queue_time_overall", LX_queue_time_overall },
707 { US"received_recipients", LX_received_recipients },
708 { US"received_sender", LX_received_sender },
709 { US"rejected_header", LX_rejected_header },
710 { US"rejected_headers", LX_rejected_header },
711 { US"retry_defer", L_retry_defer },
712 { US"return_path_on_delivery", LX_return_path_on_delivery },
713 { US"sender_on_delivery", LX_sender_on_delivery },
714 { US"sender_verify_fail", LX_sender_verify_fail },
715 { US"size_reject", L_size_reject },
716 { US"skip_delivery", L_skip_delivery },
717 { US"smtp_confirmation", LX_smtp_confirmation },
718 { US"smtp_connection", L_smtp_connection },
719 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
720 { US"smtp_no_mail", LX_smtp_no_mail },
721 { US"smtp_protocol_error", L_smtp_protocol_error },
722 { US"smtp_syntax_error", L_smtp_syntax_error },
723 { US"subject", LX_subject },
724 { US"tls_certificate_verified", LX_tls_certificate_verified },
725 { US"tls_cipher", LX_tls_cipher },
726 { US"tls_peerdn", LX_tls_peerdn },
727 { US"unknown_in_list", LX_unknown_in_list }
728 };
729
730 int log_options_count = sizeof(log_options)/sizeof(bit_table);
731 int log_reject_target = 0;
732 uschar *log_selector_string = NULL;
733 FILE *log_stderr = NULL;
734 BOOL log_testing_mode = FALSE;
735 BOOL log_timezone = FALSE;
736 unsigned int log_write_selector= L_default;
737 uschar *login_sender_address = NULL;
738 int lookup_open_max = 25;
739 uschar *lookup_value = NULL;
740
741 macro_item *macros = NULL;
742 uschar *mailstore_basename = NULL;
743 #ifdef WITH_CONTENT_SCAN
744 uschar *malware_name = NULL; /* Virus Name */
745 #endif
746 int max_received_linelength= 0;
747 int max_username_length = 0;
748 int message_age = 0;
749 uschar *message_body = NULL;
750 uschar *message_body_end = NULL;
751 int message_body_size = 0;
752 int message_body_visible = 500;
753 int message_ended = END_NOTSTARTED;
754 uschar *message_headers = NULL;
755 uschar *message_id;
756 uschar *message_id_domain = NULL;
757 uschar *message_id_text = NULL;
758 struct timeval message_id_tv = { 0, 0 };
759 uschar message_id_option[MESSAGE_ID_LENGTH + 3];
760 uschar *message_id_external;
761 int message_linecount = 0;
762 BOOL message_logs = TRUE;
763 int message_size = 0;
764 uschar *message_size_limit = US"50M";
765 uschar message_subdir[2] = { 0, 0 };
766 uschar *message_reference = NULL;
767
768 /* MIME ACL expandables */
769 #ifdef WITH_CONTENT_SCAN
770 int mime_anomaly_level = 0;
771 uschar *mime_anomaly_text = NULL;
772 uschar *mime_boundary = NULL;
773 uschar *mime_charset = NULL;
774 uschar *mime_content_description = NULL;
775 uschar *mime_content_disposition = NULL;
776 uschar *mime_content_id = NULL;
777 unsigned int mime_content_size = 0;
778 uschar *mime_content_transfer_encoding = NULL;
779 uschar *mime_content_type = NULL;
780 uschar *mime_decoded_filename = NULL;
781 uschar *mime_filename = NULL;
782 int mime_is_multipart = 0;
783 int mime_is_coverletter = 0;
784 int mime_is_rfc822 = 0;
785 int mime_part_count = -1;
786 #endif
787
788 BOOL mua_wrapper = FALSE;
789
790 uid_t *never_users = NULL;
791 #ifdef WITH_CONTENT_SCAN
792 BOOL no_mbox_unspool = FALSE;
793 #endif
794 BOOL no_multiline_responses = FALSE;
795
796 uid_t original_euid;
797 gid_t originator_gid;
798 uschar *originator_login = NULL;
799 uschar *originator_name = NULL;
800 uid_t originator_uid;
801 uschar *override_local_interfaces = NULL;
802 uschar *override_pid_file_path = NULL;
803
804 BOOL parse_allow_group = FALSE;
805 BOOL parse_found_group = FALSE;
806 uschar *percent_hack_domains = NULL;
807 uschar *pid_file_path = US PID_FILE_PATH
808 "\0<--------------Space to patch pid_file_path->";
809 BOOL pipelining_enable = TRUE;
810 uschar *pipelining_advertise_hosts = US"*";
811 BOOL preserve_message_logs = FALSE;
812 uschar *primary_hostname = NULL;
813 BOOL print_topbitchars = FALSE;
814 uschar process_info[PROCESS_INFO_SIZE];
815 uschar *process_log_path = NULL;
816 BOOL prod_requires_admin = TRUE;
817 uschar *prvscheck_address = NULL;
818 uschar *prvscheck_keynum = NULL;
819 uschar *prvscheck_result = NULL;
820
821
822 uschar *qualify_domain_recipient = NULL;
823 uschar *qualify_domain_sender = NULL;
824 BOOL queue_2stage = FALSE;
825 uschar *queue_domains = NULL;
826 int queue_interval = -1;
827 BOOL queue_list_requires_admin = TRUE;
828 BOOL queue_only = FALSE;
829 uschar *queue_only_file = NULL;
830 int queue_only_load = -1;
831 BOOL queue_only_load_latch = TRUE;
832 BOOL queue_only_override = TRUE;
833 BOOL queue_only_policy = FALSE;
834 BOOL queue_run_first_delivery = FALSE;
835 BOOL queue_run_force = FALSE;
836 BOOL queue_run_in_order = FALSE;
837 BOOL queue_run_local = FALSE;
838 int queue_run_max = 5;
839 pid_t queue_run_pid = (pid_t)0;
840 int queue_run_pipe = -1;
841 BOOL queue_running = FALSE;
842 BOOL queue_smtp = FALSE;
843 uschar *queue_smtp_domains = NULL;
844
845 unsigned int random_seed = 0;
846 tree_node *ratelimiters_cmd = NULL;
847 tree_node *ratelimiters_conn = NULL;
848 tree_node *ratelimiters_mail = NULL;
849 uschar *raw_active_hostname = NULL;
850 uschar *raw_sender = NULL;
851 uschar **raw_recipients = NULL;
852 int raw_recipients_count = 0;
853
854 int rcpt_count = 0;
855 int rcpt_fail_count = 0;
856 int rcpt_defer_count = 0;
857 gid_t real_gid;
858 uid_t real_uid;
859 BOOL really_exim = TRUE;
860 BOOL receive_call_bombout = FALSE;
861 int receive_linecount = 0;
862 int receive_messagecount = 0;
863 int receive_timeout = 0;
864 int received_count = 0;
865 uschar *received_for = NULL;
866
867 /* This is the default text for Received headers generated by Exim. The
868 date will be automatically added on the end. */
869
870 uschar *received_header_text = US
871 "Received: "
872 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
873 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
874 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
875 "by $primary_hostname "
876 "${if def:received_protocol {with $received_protocol}} "
877 #ifdef SUPPORT_TLS
878 "${if def:tls_cipher {($tls_cipher)\n\t}}"
879 #endif
880 "(Exim $version_number)\n\t"
881 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
882 "id $message_exim_id"
883 "${if def:received_for {\n\tfor $received_for}}"
884 "\0<---------------Space to patch received_header_text->";
885
886 int received_headers_max = 30;
887 uschar *received_protocol = NULL;
888 int received_time = 0;
889 uschar *recipient_data = NULL;
890 uschar *recipient_unqualified_hosts = NULL;
891 uschar *recipient_verify_failure = NULL;
892 int recipients_count = 0;
893 BOOL recipients_discarded = FALSE;
894 recipient_item *recipients_list = NULL;
895 int recipients_list_max = 0;
896 int recipients_max = 0;
897 BOOL recipients_max_reject = FALSE;
898 const pcre *regex_AUTH = NULL;
899 const pcre *regex_check_dns_names = NULL;
900 const pcre *regex_From = NULL;
901 const pcre *regex_IGNOREQUOTA = NULL;
902 const pcre *regex_PIPELINING = NULL;
903 const pcre *regex_SIZE = NULL;
904 const pcre *regex_smtp_code = NULL;
905 const pcre *regex_ismsgid = NULL;
906 #ifdef WITH_CONTENT_SCAN
907 uschar *regex_match_string = NULL;
908 #endif
909 int remote_delivery_count = 0;
910 int remote_max_parallel = 2;
911 uschar *remote_sort_domains = NULL;
912 int retry_data_expire = 7*24*60*60;
913 int retry_interval_max = 24*60*60;
914 int retry_maximum_timeout = 0; /* set from retry config */
915 retry_config *retries = NULL;
916 uschar *return_path = NULL;
917 BOOL return_path_remove = TRUE;
918 int rewrite_existflags = 0;
919 uschar *rfc1413_hosts = US"*";
920 int rfc1413_query_timeout = 5;
921 /* BOOL rfc821_domains = FALSE; <<< on the way out */
922 uid_t root_uid = ROOT_UID;
923
924 router_instance *routers = NULL;
925 router_instance router_defaults = {
926 NULL, /* chain pointer */
927 NULL, /* name */
928 NULL, /* info */
929 NULL, /* private options block pointer */
930 NULL, /* driver name */
931
932 NULL, /* address_data */
933 #ifdef EXPERIMENTAL_BRIGHTMAIL
934 NULL, /* bmi_rule */
935 #endif
936 NULL, /* cannot_route_message */
937 NULL, /* condition */
938 NULL, /* current_directory */
939 NULL, /* debug_string */
940 NULL, /* domains */
941 NULL, /* errors_to */
942 NULL, /* expand_gid */
943 NULL, /* expand_uid */
944 NULL, /* expand_more */
945 NULL, /* expand_unseen */
946 NULL, /* extra_headers */
947 NULL, /* fallback_hosts */
948 NULL, /* home_directory */
949 NULL, /* ignore_target_hosts */
950 NULL, /* local_parts */
951 NULL, /* pass_router_name */
952 NULL, /* prefix */
953 NULL, /* redirect_router_name */
954 NULL, /* remove_headers */
955 NULL, /* require_files */
956 NULL, /* router_home_directory */
957 US"freeze", /* self */
958 NULL, /* senders */
959 NULL, /* suffix */
960 NULL, /* translate_ip_address */
961 NULL, /* transport_name */
962
963 TRUE, /* address_test */
964 #ifdef EXPERIMENTAL_BRIGHTMAIL
965 FALSE, /* bmi_deliver_alternate */
966 FALSE, /* bmi_deliver_default */
967 FALSE, /* bmi_dont_deliver */
968 #endif
969 TRUE, /* expn */
970 FALSE, /* caseful_local_part */
971 FALSE, /* check_local_user */
972 FALSE, /* disable_logging */
973 FALSE, /* fail_verify_recipient */
974 FALSE, /* fail_verify_sender */
975 FALSE, /* gid_set */
976 FALSE, /* initgroups */
977 TRUE_UNSET, /* log_as_local */
978 TRUE, /* more */
979 FALSE, /* pass_on_timeout */
980 FALSE, /* prefix_optional */
981 TRUE, /* repeat_use */
982 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
983 FALSE, /* same_domain_copy_routing */
984 FALSE, /* self_rewrite */
985 FALSE, /* suffix_optional */
986 FALSE, /* verify_only */
987 TRUE, /* verify_recipient */
988 TRUE, /* verify_sender */
989 FALSE, /* uid_set */
990 FALSE, /* unseen */
991
992 self_freeze, /* self_code */
993 (uid_t)(-1), /* uid */
994 (gid_t)(-1), /* gid */
995
996 NULL, /* fallback_hostlist */
997 NULL, /* transport instance */
998 NULL, /* pass_router */
999 NULL /* redirect_router */
1000 };
1001
1002 ip_address_item *running_interfaces = NULL;
1003 BOOL running_in_test_harness = FALSE;
1004
1005 /* This is a weird one. The following string gets patched in the binary by the
1006 script that sets up a copy of Exim for running in the test harness. It seems
1007 that compilers are now clever, and share constant strings if they can.
1008 Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1009 make use of the end of this string in order to save space. So the patching then
1010 wrecks this. We defeat this optimization by adding some additional characters
1011 onto the end of the string. */
1012
1013 uschar *running_status = US">>>running<<<" "\0EXTRA";
1014
1015 int runrc = 0;
1016
1017 uschar *search_error_message = NULL;
1018 BOOL search_find_defer = FALSE;
1019 uschar *self_hostname = NULL;
1020 uschar *sender_address = NULL;
1021 unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1022 uschar *sender_address_data = NULL;
1023 BOOL sender_address_forced = FALSE;
1024 uschar *sender_address_unrewritten = NULL;
1025 uschar *sender_data = NULL;
1026 unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1027 uschar *sender_fullhost = NULL;
1028 uschar *sender_helo_name = NULL;
1029 uschar **sender_host_aliases = &no_aliases;
1030 uschar *sender_host_address = NULL;
1031 uschar *sender_host_authenticated = NULL;
1032 unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1033 uschar *sender_host_name = NULL;
1034 int sender_host_port = 0;
1035 BOOL sender_host_notsocket = FALSE;
1036 BOOL sender_host_unknown = FALSE;
1037 uschar *sender_ident = NULL;
1038 BOOL sender_local = FALSE;
1039 BOOL sender_name_forced = FALSE;
1040 uschar *sender_rate = NULL;
1041 uschar *sender_rate_limit = NULL;
1042 uschar *sender_rate_period = NULL;
1043 uschar *sender_rcvhost = NULL;
1044 BOOL sender_set_untrusted = FALSE;
1045 uschar *sender_unqualified_hosts = NULL;
1046 uschar *sender_verify_failure = NULL;
1047 address_item *sender_verified_list = NULL;
1048 address_item *sender_verified_failed = NULL;
1049 int sender_verified_rc = -1;
1050 BOOL sender_verified_responded = FALSE;
1051 uschar *sending_ip_address = NULL;
1052 int sending_port = -1;
1053 volatile BOOL sigalrm_seen = FALSE;
1054 uschar **sighup_argv = NULL;
1055 int smtp_accept_count = 0;
1056 BOOL smtp_accept_keepalive = TRUE;
1057 int smtp_accept_max = 20;
1058 int smtp_accept_max_nonmail= 10;
1059 uschar *smtp_accept_max_nonmail_hosts = US"*";
1060 int smtp_accept_max_per_connection = 1000;
1061 uschar *smtp_accept_max_per_host = NULL;
1062 int smtp_accept_queue = 0;
1063 int smtp_accept_queue_per_connection = 10;
1064 int smtp_accept_reserve = 0;
1065 uschar *smtp_active_hostname = NULL;
1066 BOOL smtp_authenticated = FALSE;
1067 uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1068 "Exim $version_number $tod_full"
1069 "\0<---------------Space to patch smtp_banner->";
1070 BOOL smtp_batched_input = FALSE;
1071 BOOL smtp_check_spool_space = TRUE;
1072 int smtp_ch_index = 0;
1073 uschar *smtp_cmd_argument = NULL;
1074 uschar *smtp_cmd_buffer = NULL;
1075 time_t smtp_connection_start = 0;
1076 uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1077 int smtp_connect_backlog = 20;
1078 double smtp_delay_mail = 0.0;
1079 double smtp_delay_rcpt = 0.0;
1080 BOOL smtp_enforce_sync = TRUE;
1081 FILE *smtp_in = NULL;
1082 BOOL smtp_input = FALSE;
1083 int smtp_load_reserve = -1;
1084 int smtp_mailcmd_count = 0;
1085 FILE *smtp_out = NULL;
1086 uschar *smtp_etrn_command = NULL;
1087 BOOL smtp_etrn_serialize = TRUE;
1088 int smtp_max_synprot_errors= 3;
1089 int smtp_max_unknown_commands = 3;
1090 uschar *smtp_ratelimit_hosts = NULL;
1091 uschar *smtp_ratelimit_mail = NULL;
1092 uschar *smtp_ratelimit_rcpt = NULL;
1093 uschar *smtp_read_error = US"";
1094 int smtp_receive_timeout = 5*60;
1095 uschar *smtp_reserve_hosts = NULL;
1096 BOOL smtp_return_error_details = FALSE;
1097 int smtp_rlm_base = 0;
1098 double smtp_rlm_factor = 0.0;
1099 int smtp_rlm_limit = 0;
1100 int smtp_rlm_threshold = INT_MAX;
1101 int smtp_rlr_base = 0;
1102 double smtp_rlr_factor = 0.0;
1103 int smtp_rlr_limit = 0;
1104 int smtp_rlr_threshold = INT_MAX;
1105 BOOL smtp_use_pipelining = FALSE;
1106 BOOL smtp_use_size = FALSE;
1107
1108 #ifdef WITH_CONTENT_SCAN
1109 uschar *spamd_address = US"127.0.0.1 783";
1110 uschar *spam_bar = NULL;
1111 uschar *spam_report = NULL;
1112 uschar *spam_score = NULL;
1113 uschar *spam_score_int = NULL;
1114 #endif
1115 #ifdef EXPERIMENTAL_SPF
1116 uschar *spf_header_comment = NULL;
1117 uschar *spf_received = NULL;
1118 uschar *spf_result = NULL;
1119 uschar *spf_smtp_comment = NULL;
1120 #endif
1121
1122 BOOL split_spool_directory = FALSE;
1123 uschar *spool_directory = US SPOOL_DIRECTORY
1124 "\0<--------------Space to patch spool_directory->";
1125 #ifdef EXPERIMENTAL_SRS
1126 uschar *srs_config = NULL;
1127 uschar *srs_db_address = NULL;
1128 uschar *srs_db_key = NULL;
1129 int srs_hashlength = 6;
1130 int srs_hashmin = -1;
1131 int srs_maxage = 31;
1132 uschar *srs_orig_recipient = NULL;
1133 uschar *srs_orig_sender = NULL;
1134 uschar *srs_recipient = NULL;
1135 uschar *srs_secrets = NULL;
1136 uschar *srs_status = NULL;
1137 BOOL srs_usehash = TRUE;
1138 BOOL srs_usetimestamp = TRUE;
1139 #endif
1140 BOOL strict_acl_vars = FALSE;
1141 int string_datestamp_offset= -1;
1142 BOOL strip_excess_angle_brackets = FALSE;
1143 BOOL strip_trailing_dot = FALSE;
1144 uschar *submission_domain = NULL;
1145 BOOL submission_mode = FALSE;
1146 uschar *submission_name = NULL;
1147 BOOL suppress_local_fixups = FALSE;
1148 BOOL synchronous_delivery = FALSE;
1149 BOOL syslog_duplication = TRUE;
1150 int syslog_facility = LOG_MAIL;
1151 uschar *syslog_processname = US"exim";
1152 BOOL syslog_timestamp = TRUE;
1153 uschar *system_filter = NULL;
1154
1155 uschar *system_filter_directory_transport = NULL;
1156 uschar *system_filter_file_transport = NULL;
1157 uschar *system_filter_pipe_transport = NULL;
1158 uschar *system_filter_reply_transport = NULL;
1159
1160 gid_t system_filter_gid = 0;
1161 BOOL system_filter_gid_set = FALSE;
1162 uid_t system_filter_uid = 0;
1163 BOOL system_filter_uid_set = FALSE;
1164 BOOL system_filtering = FALSE;
1165
1166 BOOL tcp_nodelay = TRUE;
1167 int test_harness_load_avg = 0;
1168 int thismessage_size_limit = 0;
1169 int timeout_frozen_after = 0;
1170 BOOL timestamps_utc = FALSE;
1171
1172 transport_instance *transports = NULL;
1173
1174 transport_instance transport_defaults = {
1175 NULL, /* chain pointer */
1176 NULL, /* name */
1177 NULL, /* info */
1178 NULL, /* private options block pointer */
1179 NULL, /* driver name */
1180 NULL, /* setup entry point */
1181 1, /* batch_max */
1182 NULL, /* batch_id */
1183 NULL, /* home_dir */
1184 NULL, /* current_dir */
1185 TRUE, /* multi-domain */
1186 FALSE, /* overrides_hosts */
1187 100, /* max_addresses */
1188 500, /* connection_max_messages */
1189 FALSE, /* deliver_as_creator */
1190 FALSE, /* disable_logging */
1191 FALSE, /* initgroups */
1192 FALSE, /* uid_set */
1193 FALSE, /* gid_set */
1194 (uid_t)(-1), /* uid */
1195 (gid_t)(-1), /* gid */
1196 NULL, /* expand_uid */
1197 NULL, /* expand_gid */
1198 NULL, /* warn_message */
1199 NULL, /* shadow */
1200 NULL, /* shadow_condition */
1201 NULL, /* filter_command */
1202 NULL, /* add_headers */
1203 NULL, /* remove_headers */
1204 NULL, /* return_path */
1205 NULL, /* debug_string */
1206 NULL, /* message_size_limit */
1207 NULL, /* headers_rewrite */
1208 NULL, /* rewrite_rules */
1209 0, /* rewrite_existflags */
1210 300, /* filter_timeout */
1211 FALSE, /* body_only */
1212 FALSE, /* delivery_date_add */
1213 FALSE, /* envelope_to_add */
1214 FALSE, /* headers_only */
1215 FALSE, /* rcpt_include_affixes */
1216 FALSE, /* return_path_add */
1217 FALSE, /* return_output */
1218 FALSE, /* return_fail_output */
1219 FALSE, /* log_output */
1220 FALSE, /* log_fail_output */
1221 FALSE, /* log_defer_output */
1222 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1223 1 nor 0 so can detect unset */
1224 };
1225
1226 int transport_count;
1227 uschar **transport_filter_argv = NULL;
1228 int transport_filter_timeout;
1229 BOOL transport_filter_timed_out = FALSE;
1230 int transport_write_timeout= 0;
1231
1232 tree_node *tree_dns_fails = NULL;
1233 tree_node *tree_duplicates = NULL;
1234 tree_node *tree_nonrecipients = NULL;
1235 tree_node *tree_unusable = NULL;
1236
1237 BOOL trusted_caller = FALSE;
1238 gid_t *trusted_groups = NULL;
1239 uid_t *trusted_users = NULL;
1240 uschar *timezone_string = US TIMEZONE_DEFAULT;
1241
1242 uschar *unknown_login = NULL;
1243 uschar *unknown_username = NULL;
1244 uschar *untrusted_set_sender = NULL;
1245
1246 /* A regex for matching a "From_" line in an incoming message, in the form
1247
1248 From ph10 Fri Jan 5 12:35 GMT 1996
1249
1250 which the "mail" commands send to the MTA (undocumented, of course), or in
1251 the form
1252
1253 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1254
1255 which is apparently used by some UUCPs, despite it not being in RFC 976.
1256 Because of variations in time formats, just match up to the minutes. That
1257 should be sufficient. Examples have been seen of time fields like 12:1:03,
1258 so just require one digit for hours and minutes. The weekday is also absent
1259 in some forms. */
1260
1261 uschar *uucp_from_pattern = US
1262 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1263 "(?:" /* Non-extracting bracket */
1264 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1265 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1266 ")" /* End alternation */
1267 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1268
1269 uschar *uucp_from_sender = US"$1";
1270
1271 uschar *warn_message_file = NULL;
1272 uschar *warnmsg_delay = NULL;
1273 uschar *warnmsg_recipients = NULL;
1274 BOOL write_rejectlog = TRUE;
1275
1276 uschar *version_copyright = US"Copyright (c) University of Cambridge 2006";
1277 uschar *version_date = US"?";
1278 uschar *version_cnumber = US"????";
1279 uschar *version_string = US"?";
1280
1281 int warning_count = 0;
1282
1283 /* End of globals.c */
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