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[exim.git] / src / src / globals.c
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5dc43717 1/* $Cambridge: exim/src/src/globals.c,v 1.88 2010/06/12 15:21:26 jetmore Exp $ */
059ec3d9
PH		 2
3/*************************************************
4* Exim - an Internet mail transport agent *
5*************************************************/
6
0a49a7a4 7/* Copyright (c) University of Cambridge 1995 - 2009 */
059ec3d9
PH		 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
11that they are easy to find. */
12
13#include "exim.h"
14
15
059ec3d9
PH		 16/* Generic options for auths, all of which live inside auth_instance
17data blocks and hence have the opt_public flag set. */
18
19optionlist optionlist_auths[] = {
6c512171
PH		 20 { "client_condition", opt_stringptr | opt_public,
21 (void *)(offsetof(auth_instance, client_condition)) },
059ec3d9
PH		 22 { "driver", opt_stringptr | opt_public,
23 (void *)(offsetof(auth_instance, driver_name)) },
24 { "public_name", opt_stringptr | opt_public,
25 (void *)(offsetof(auth_instance, public_name)) },
26 { "server_advertise_condition", opt_stringptr | opt_public,
27 (void *)(offsetof(auth_instance, advertise_condition))},
16ff981e
PH		 28 { "server_condition", opt_stringptr | opt_public,
29 (void *)(offsetof(auth_instance, server_condition)) },
059ec3d9
PH		 30 { "server_debug_print", opt_stringptr | opt_public,
31 (void *)(offsetof(auth_instance, server_debug_string)) },
32 { "server_mail_auth_condition", opt_stringptr | opt_public,
33 (void *)(offsetof(auth_instance, mail_auth_condition)) },
34 { "server_set_id", opt_stringptr | opt_public,
35 (void *)(offsetof(auth_instance, set_id)) }
36};
37
38int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
39
40/* An empty host aliases list. */
41
42uschar *no_aliases = NULL;
43
44
45/* For comments on these variables, see globals.h. I'm too idle to
46duplicate them here... */
47
48#ifdef EXIM_PERL
49uschar *opt_perl_startup = NULL;
50BOOL opt_perl_at_start = FALSE;
51BOOL opt_perl_started = FALSE;
52#endif
53
1a46a8c5
PH		 54#ifdef EXPAND_DLFUNC
55tree_node *dlobj_anchor = NULL;
56#endif
57
059ec3d9
PH		 58#ifdef LOOKUP_IBASE
59uschar *ibase_servers = NULL;
60#endif
61
62#ifdef LOOKUP_LDAP
63uschar *eldap_default_servers = NULL;
64int eldap_version = -1;
65#endif
66
67#ifdef LOOKUP_MYSQL
68uschar *mysql_servers = NULL;
69#endif
70
71#ifdef LOOKUP_ORACLE
72uschar *oracle_servers = NULL;
73#endif
74
75#ifdef LOOKUP_PGSQL
76uschar *pgsql_servers = NULL;
77#endif
78
31480e42
PH		 79#ifdef LOOKUP_SQLITE
80int sqlite_lock_timeout = 5;
81#endif
82
059ec3d9
PH		 83#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
84BOOL move_frozen_messages = FALSE;
85#endif
86
87/* These variables are outside the #ifdef because it keeps the code less
88cluttered in several places (e.g. during logging) if we can always refer to
89them. Also, the tls_ variables are now always visible. */
90
91BOOL tls_active = -1;
92BOOL tls_certificate_verified = FALSE;
93uschar *tls_cipher = NULL;
94BOOL tls_on_connect = FALSE;
95uschar *tls_on_connect_ports = NULL;
96uschar *tls_peerdn = NULL;
97
98#ifdef SUPPORT_TLS
e6060e2c 99BOOL gnutls_compat_mode = FALSE;
83da1223
PH		 100uschar *gnutls_require_mac = NULL;
101uschar *gnutls_require_kx = NULL;
102uschar *gnutls_require_proto = NULL;
77bb000f 103uschar *openssl_options = NULL;
059ec3d9
PH		 104const pcre *regex_STARTTLS = NULL;
105uschar *tls_advertise_hosts = NULL; /* This is deliberate */
106uschar *tls_certificate = NULL;
107uschar *tls_crl = NULL;
108uschar *tls_dhparam = NULL;
109BOOL tls_offered = FALSE;
110uschar *tls_privatekey = NULL;
111BOOL tls_remember_esmtp = FALSE;
112uschar *tls_require_ciphers = NULL;
113uschar *tls_try_verify_hosts = NULL;
114uschar *tls_verify_certificates= NULL;
115uschar *tls_verify_hosts = NULL;
116#endif
117
118
119/* Input-reading functions for messages, so we can use special ones for
120incoming TCP/IP. The defaults use stdin. We never need these for any
121stand-alone tests. */
122
123#ifndef STAND_ALONE
124int (*receive_getc)(void) = stdin_getc;
125int (*receive_ungetc)(int) = stdin_ungetc;
126int (*receive_feof)(void) = stdin_feof;
127int (*receive_ferror)(void) = stdin_ferror;
58eb016e 128BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 129#endif
130
131
132/* List of per-address expansion variables for clearing and saving/restoring
133when verifying one address while routing/verifying another. We have to have
134the size explicit, because it is referenced from more than one module. */
135
136uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
137 &deliver_address_data,
138 &deliver_domain,
139 &deliver_domain_data,
140 &deliver_domain_orig,
141 &deliver_domain_parent,
142 &deliver_localpart,
143 &deliver_localpart_data,
144 &deliver_localpart_orig,
145 &deliver_localpart_parent,
146 &deliver_localpart_prefix,
147 &deliver_localpart_suffix,
148 (uschar **)(&deliver_recipients),
149 &deliver_host,
150 &deliver_home,
151 &address_file,
152 &address_pipe,
153 &self_hostname,
154 NULL };
155
156int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
157
158/* General global variables */
159
71fafd95 160header_line *acl_added_headers = NULL;
059ec3d9 161tree_node *acl_anchor = NULL;
8f128379 162
059ec3d9 163uschar *acl_not_smtp = NULL;
54cdb463
PH		 164#ifdef WITH_CONTENT_SCAN
165uschar *acl_not_smtp_mime = NULL;
166#endif
45b91596 167uschar *acl_not_smtp_start = NULL;
8f128379 168
059ec3d9
PH		 169uschar *acl_smtp_auth = NULL;
170uschar *acl_smtp_connect = NULL;
171uschar *acl_smtp_data = NULL;
80a47a2c
TK		 172#ifndef DISABLE_DKIM
173uschar *acl_smtp_dkim = NULL;
174#endif
059ec3d9
PH		 175uschar *acl_smtp_etrn = NULL;
176uschar *acl_smtp_expn = NULL;
177uschar *acl_smtp_helo = NULL;
178uschar *acl_smtp_mail = NULL;
179uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 180#ifdef WITH_CONTENT_SCAN
181uschar *acl_smtp_mime = NULL;
182#endif
8f128379 183uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 184uschar *acl_smtp_predata = NULL;
185uschar *acl_smtp_quit = NULL;
186uschar *acl_smtp_rcpt = NULL;
187uschar *acl_smtp_starttls = NULL;
188uschar *acl_smtp_vrfy = NULL;
8f128379 189
059ec3d9 190BOOL acl_temp_details = FALSE;
38a0a95f
PH		 191tree_node *acl_var_c = NULL;
192tree_node *acl_var_m = NULL;
059ec3d9 193uschar *acl_verify_message = NULL;
059ec3d9
PH		 194string_item *acl_warn_logged = NULL;
195
196/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
197error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
198
199uschar *acl_wherenames[] = { US"RCPT",
200 US"MAIL",
201 US"PREDATA",
8523533c 202 US"MIME",
80a47a2c 203 US"DKIM",
059ec3d9
PH		 204 US"DATA",
205 US"non-SMTP",
206 US"AUTH",
207 US"connection",
208 US"ETRN",
209 US"EXPN",
210 US"EHLO or HELO",
211 US"MAILAUTH",
45b91596 212 US"non-SMTP-start",
8f128379 213 US"NOTQUIT",
059ec3d9
PH		 214 US"QUIT",
215 US"STARTTLS",
216 US"VRFY"
217 };
218
a5bd321b
PH		 219uschar *acl_wherecodes[] = { US"550", /* RCPT */
220 US"550", /* MAIL */
221 US"550", /* PREDATA */
222 US"550", /* MIME */
80a47a2c 223 US"550", /* DKIM */
a5bd321b
PH		 224 US"550", /* DATA */
225 US"0", /* not SMTP; not relevant */
226 US"503", /* AUTH */
227 US"550", /* connect */
228 US"458", /* ETRN */
229 US"550", /* EXPN */
230 US"550", /* HELO/EHLO */
231 US"0", /* MAILAUTH; not relevant */
232 US"0", /* not SMTP; not relevant */
8f128379 233 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 234 US"0", /* QUIT; not relevant */
235 US"550", /* STARTTLS */
236 US"252" /* VRFY */
059ec3d9 237 };
8e669ac1 238
69358f02
PH		 239BOOL active_local_from_check = FALSE;
240BOOL active_local_sender_retain = FALSE;
059ec3d9
PH		 241BOOL accept_8bitmime = FALSE;
242address_item *addr_duplicate = NULL;
243
244address_item address_defaults = {
245 NULL, /* next */
246 NULL, /* parent */
247 NULL, /* first */
248 NULL, /* dupof */
249 NULL, /* start_router */
250 NULL, /* router */
251 NULL, /* transport */
252 NULL, /* host_list */
253 NULL, /* host_used */
254 NULL, /* fallback_hosts */
255 NULL, /* reply */
256 NULL, /* retries */
257 NULL, /* address */
258 NULL, /* unique */
259 NULL, /* cc_local_part */
260 NULL, /* lc_local_part */
261 NULL, /* local_part */
262 NULL, /* prefix */
263 NULL, /* suffix */
264 NULL, /* domain */
265 NULL, /* address_retry_key */
266 NULL, /* domain_retry_key */
267 NULL, /* current_dir */
268 NULL, /* home_dir */
269 NULL, /* message */
270 NULL, /* user_message */
271 NULL, /* onetime_parent */
272 NULL, /* pipe_expandn */
273 NULL, /* return_filename */
274 NULL, /* self_hostname */
275 NULL, /* shadow_message */
276 #ifdef SUPPORT_TLS
277 NULL, /* cipher */
278 NULL, /* peerdn */
279 #endif
280 (uid_t)(-1), /* uid */
281 (gid_t)(-1), /* gid */
282 0, /* flags */
283 { 0 }, /* domain_cache - any larger array should be zeroed */
284 { 0 }, /* localpart_cache - ditto */
285 -1, /* mode */
286 0, /* more_errno */
287 ERRNO_UNKNOWNERROR, /* basic_errno */
288 0, /* child_count */
289 -1, /* return_file */
290 SPECIAL_NONE, /* special_action */
291 DEFER, /* transport_return */
292 { /* fields that are propagated to children */
293 NULL, /* address_data */
294 NULL, /* domain_data */
295 NULL, /* localpart_data */
296 NULL, /* errors_address */
297 NULL, /* extra_headers */
298 NULL, /* remove_headers */
384152a6
TK		 299#ifdef EXPERIMENTAL_SRS
300 NULL, /* srs_sender */
301#endif
059ec3d9
PH		 302 }
303};
304
305uschar *address_file = NULL;
306uschar *address_pipe = NULL;
307BOOL address_test_mode = FALSE;
308tree_node *addresslist_anchor = NULL;
309int addresslist_count = 0;
310gid_t *admin_groups = NULL;
311BOOL admin_user = FALSE;
c46782ef 312BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 313BOOL allow_domain_literals = FALSE;
314BOOL allow_mx_to_ip = FALSE;
315BOOL allow_unqualified_recipient = TRUE; /* For local messages */
316BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
317BOOL allow_utf8_domains = FALSE;
318uschar *authenticated_id = NULL;
319uschar *authenticated_sender = NULL;
320BOOL authentication_failed = FALSE;
321auth_instance *auths = NULL;
322uschar *auth_advertise_hosts = US"*";
323auth_instance auth_defaults = {
324 NULL, /* chain pointer */
325 NULL, /* name */
326 NULL, /* info */
327 NULL, /* private options block pointer */
328 NULL, /* driver_name */
329 NULL, /* advertise_condition */
6c512171 330 NULL, /* client_condition */
059ec3d9
PH		 331 NULL, /* public_name */
332 NULL, /* set_id */
333 NULL, /* server_mail_auth_condition */
334 NULL, /* server_debug_string */
16ff981e 335 NULL, /* server_condition */
059ec3d9
PH		 336 FALSE, /* client */
337 FALSE, /* server */
338 FALSE /* advertised */
339};
340
341uschar *auth_defer_msg = US"reason not recorded";
342uschar *auth_defer_user_msg = US"";
f78eb7c6 343uschar *auth_vars[AUTH_VARS];
059ec3d9 344int auto_thaw = 0;
8523533c
TK		 345#ifdef WITH_CONTENT_SCAN
346uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
347#endif
059ec3d9
PH		 348
349BOOL background_daemon = TRUE;
9a799bc0
PH		 350
351#if BASE_62 == 62
059ec3d9
PH		 352uschar *base62_chars=
353 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 354#else
355uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
356#endif
357
059ec3d9
PH		 358uschar *bi_command = NULL;
359uschar *big_buffer = NULL;
360int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 361#ifdef EXPERIMENTAL_BRIGHTMAIL
362uschar *bmi_alt_location = NULL;
363uschar *bmi_base64_tracker_verdict = NULL;
364uschar *bmi_base64_verdict = NULL;
365uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
366int bmi_deliver = 1;
367int bmi_run = 0;
368uschar *bmi_verdicts = NULL;
369#endif
059ec3d9
PH		 370int body_linecount = 0;
371int body_zerocount = 0;
372uschar *bounce_message_file = NULL;
373uschar *bounce_message_text = NULL;
374uschar *bounce_recipient = NULL;
375BOOL bounce_return_body = TRUE;
376BOOL bounce_return_message = TRUE;
377int bounce_return_size_limit = 100*1024;
378uschar *bounce_sender_authentication = NULL;
379int bsmtp_transaction_linecount = 0;
380
381int callout_cache_domain_positive_expire = 7*24*60*60;
382int callout_cache_domain_negative_expire = 3*60*60;
383int callout_cache_positive_expire = 24*60*60;
384int callout_cache_negative_expire = 2*60*60;
385uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 386uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
059ec3d9
PH		 387int check_log_inodes = 0;
388int check_log_space = 0;
a0d6ba8a 389BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 390int check_spool_inodes = 0;
391int check_spool_space = 0;
392int clmacro_count = 0;
393uschar *clmacros[MAX_CLMACROS];
394BOOL config_changed = FALSE;
395FILE *config_file = NULL;
396uschar *config_filename = NULL;
397int config_lineno = 0;
35edf2ff
PH		 398#ifdef CONFIGURE_GROUP
399gid_t config_gid = CONFIGURE_GROUP;
400#endif
059ec3d9
PH		 401uschar *config_main_filelist = US CONFIGURE_FILE
402 "\0<-----------Space to patch configure_filename->";
403uschar *config_main_filename = NULL;
404
405#ifdef CONFIGURE_OWNER
406uid_t config_uid = CONFIGURE_OWNER;
407#endif
408
409int connection_max_messages= -1;
410uschar *continue_hostname = NULL;
411uschar *continue_host_address = NULL;
412BOOL continue_more = FALSE;
413int continue_sequence = 1;
414uschar *continue_transport = NULL;
415
e5a9dba6
PH		 416uschar *csa_status = NULL;
417
059ec3d9
PH		 418BOOL daemon_listen = FALSE;
419uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 420int daemon_startup_retries = 9;
421int daemon_startup_sleep = 30;
6a8f9482
TK		 422
423#ifdef EXPERIMENTAL_DCC
424BOOL dcc_direct_add_header = FALSE;
425uschar *dcc_header = NULL;
426uschar *dcc_result = NULL;
427uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
428uschar *dccifd_options = US"header";
429#endif
430
3d235903 431BOOL debug_daemon = FALSE;
059ec3d9
PH		 432int debug_fd = -1;
433FILE *debug_file = NULL;
434bit_table debug_options[] = {
435 { US"acl", D_acl },
436 { US"all", D_all },
437 { US"auth", D_auth },
438 { US"deliver", D_deliver },
439 { US"dns", D_dns },
440 { US"dnsbl", D_dnsbl },
441 { US"exec", D_exec },
442 { US"expand", D_expand },
443 { US"filter", D_filter },
444 { US"hints_lookup", D_hints_lookup },
445 { US"host_lookup", D_host_lookup },
446 { US"ident", D_ident },
447 { US"interface", D_interface },
448 { US"lists", D_lists },
449 { US"load", D_load },
450 { US"local_scan", D_local_scan },
451 { US"lookup", D_lookup },
452 { US"memory", D_memory },
453 { US"pid", D_pid },
454 { US"process_info", D_process_info },
455 { US"queue_run", D_queue_run },
456 { US"receive", D_receive },
457 { US"resolver", D_resolver },
458 { US"retry", D_retry },
459 { US"rewrite", D_rewrite },
460 { US"route", D_route },
461 { US"timestamp", D_timestamp },
462 { US"tls", D_tls },
463 { US"transport", D_transport },
464 { US"uid", D_uid },
465 { US"verify", D_verify }
466};
467int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
468unsigned int debug_selector = 0;
469int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 470uschar *delay_warning_condition=
471 US"${if or {"
e85a7ad5 472 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 473 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
474 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
475 "} {no}{yes}}";
059ec3d9
PH		 476BOOL delivery_date_remove = TRUE;
477uschar *deliver_address_data = NULL;
478int deliver_datafile = -1;
479uschar *deliver_domain = NULL;
480uschar *deliver_domain_data = NULL;
481uschar *deliver_domain_orig = NULL;
482uschar *deliver_domain_parent = NULL;
483BOOL deliver_drop_privilege = FALSE;
484BOOL deliver_firsttime = FALSE;
485BOOL deliver_force = FALSE;
486BOOL deliver_freeze = FALSE;
487int deliver_frozen_at = 0;
488uschar *deliver_home = NULL;
489uschar *deliver_host = NULL;
490uschar *deliver_host_address = NULL;
491uschar *deliver_in_buffer = NULL;
492ino_t deliver_inode = 0;
493uschar *deliver_localpart = NULL;
494uschar *deliver_localpart_data = NULL;
495uschar *deliver_localpart_orig = NULL;
496uschar *deliver_localpart_parent = NULL;
497uschar *deliver_localpart_prefix = NULL;
498uschar *deliver_localpart_suffix = NULL;
499BOOL deliver_force_thaw = FALSE;
500BOOL deliver_manual_thaw = FALSE;
501uschar *deliver_out_buffer = NULL;
502int deliver_queue_load_max = -1;
503address_item *deliver_recipients = NULL;
504uschar *deliver_selectstring = NULL;
505BOOL deliver_selectstring_regex = FALSE;
506uschar *deliver_selectstring_sender = NULL;
507BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 508#ifdef WITH_OLD_DEMIME
509int demime_errorlevel = 0;
510int demime_ok = 0;
511uschar *demime_reason = NULL;
512#endif
4c590bd1 513BOOL disable_callout_flush = FALSE;
047bdd8c 514BOOL disable_delay_flush = FALSE;
54fc8428
PH		 515#ifdef ENABLE_DISABLE_FSYNC
516BOOL disable_fsync = FALSE;
517#endif
7e66e54d 518BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 519BOOL disable_logging = FALSE;
520
80a47a2c 521#ifndef DISABLE_DKIM
2df588c9 522uschar *dkim_cur_signer = NULL;
9e5d6b55 523uschar *dkim_signers = NULL;
f7572e5a
TK		 524uschar *dkim_signing_domain = NULL;
525uschar *dkim_signing_selector = NULL;
9e5d6b55 526uschar *dkim_verify_signers = US"$dkim_signers";
80a47a2c
TK		 527BOOL dkim_collect_input = FALSE;
528BOOL dkim_disable_verify = FALSE;
f7572e5a
TK		 529#endif
530
059ec3d9 531uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 532int dns_csa_search_limit = 5;
533BOOL dns_csa_use_reverse = TRUE;
059ec3d9
PH		 534uschar *dns_ipv4_lookup = NULL;
535int dns_retrans = 0;
536int dns_retry = 0;
537uschar *dnslist_domain = NULL;
93655c46 538uschar *dnslist_matched = NULL;
059ec3d9
PH		 539uschar *dnslist_text = NULL;
540uschar *dnslist_value = NULL;
541tree_node *domainlist_anchor = NULL;
542int domainlist_count = 0;
543BOOL dont_deliver = FALSE;
544BOOL dot_ends = TRUE;
545BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 546uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 547
548BOOL enable_dollar_recipients = FALSE;
549BOOL envelope_to_remove = TRUE;
550int errno_quota = ERRNO_QUOTA;
551uschar *errors_copy = NULL;
552int error_handling = ERRORS_SENDER;
553uschar *errors_reply_to = NULL;
554int errors_sender_rc = EXIT_FAILURE;
555
556gid_t exim_gid = EXIM_GID;
557BOOL exim_gid_set = TRUE; /* This gid is always set */
558uschar *exim_path = US BIN_DIRECTORY "/exim"
559 "\0<---------------Space to patch exim_path->";
560uid_t exim_uid = EXIM_UID;
561BOOL exim_uid_set = TRUE; /* This uid is always set */
562int expand_forbid = 0;
563int expand_nlength[EXPAND_MAXN+1];
564int expand_nmax = -1;
565uschar *expand_nstring[EXPAND_MAXN+1];
566BOOL expand_string_forcedfail = FALSE;
567uschar *expand_string_message;
568BOOL extract_addresses_remove_arguments = TRUE;
569uschar *extra_local_interfaces = NULL;
570
29aba418 571int fake_response = OK;
0e22dfd1
PH		 572uschar *fake_response_text = US"Your message has been rejected but is "
573 "being kept for evaluation.\nIf it was a "
574 "legitimate message, it may still be "
575 "delivered to the target recipient(s).";
059ec3d9
PH		 576int filter_n[FILTER_VARIABLE_COUNT];
577BOOL filter_running = FALSE;
578int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 579int filter_test = FTEST_NONE;
580uschar *filter_test_sfile = NULL;
581uschar *filter_test_ufile = NULL;
059ec3d9
PH		 582uschar *filter_thisaddress = NULL;
583int finduser_retries = 0;
8523533c
TK		 584#ifdef WITH_OLD_DEMIME
585uschar *found_extension = NULL;
586#endif
059ec3d9
PH		 587uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
588uschar *freeze_tell = NULL;
6a3f1455 589uschar *freeze_tell_config = NULL;
059ec3d9
PH		 590uschar *fudged_queue_times = US"";
591
592uschar *gecos_name = NULL;
593uschar *gecos_pattern = NULL;
594rewrite_rule *global_rewrite_rules = NULL;
595
596uschar *headers_charset = US HEADERS_CHARSET;
597int header_insert_maxlen = 64 * 1024;
598header_line *header_last = NULL;
599header_line *header_list = NULL;
600int header_maxsize = HEADER_MAXSIZE;
601int header_line_maxsize = 0;
602
603header_name header_names[] = {
604 { US"bcc", 3, TRUE, htype_bcc },
605 { US"cc", 2, TRUE, htype_cc },
606 { US"date", 4, TRUE, htype_date },
607 { US"delivery-date", 13, FALSE, htype_delivery_date },
608 { US"envelope-to", 11, FALSE, htype_envelope_to },
609 { US"from", 4, TRUE, htype_from },
610 { US"message-id", 10, TRUE, htype_id },
611 { US"received", 8, FALSE, htype_received },
612 { US"reply-to", 8, FALSE, htype_reply_to },
613 { US"return-path", 11, FALSE, htype_return_path },
614 { US"sender", 6, TRUE, htype_sender },
615 { US"subject", 7, FALSE, htype_subject },
616 { US"to", 2, TRUE, htype_to }
617};
618
619int header_names_size = sizeof(header_names)/sizeof(header_name);
620
621BOOL header_rewritten = FALSE;
622uschar *helo_accept_junk_hosts = NULL;
623uschar *helo_allow_chars = US"";
624uschar *helo_lookup_domains = US"@ : @[]";
625uschar *helo_try_verify_hosts = NULL;
626BOOL helo_verified = FALSE;
d7b47fd0 627BOOL helo_verify_failed = FALSE;
059ec3d9
PH		 628uschar *helo_verify_hosts = NULL;
629uschar *hex_digits = US"0123456789abcdef";
630uschar *hold_domains = NULL;
631BOOL host_checking = FALSE;
632BOOL host_checking_callout = FALSE;
633uschar *host_data = NULL;
634BOOL host_find_failed_syntax= FALSE;
635uschar *host_lookup = NULL;
b08b24c8 636BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 637BOOL host_lookup_failed = FALSE;
638uschar *host_lookup_order = US"bydns:byaddr";
639uschar *host_lookup_msg = US"";
640int host_number = 0;
641uschar *host_number_string = NULL;
642uschar *host_reject_connection = NULL;
643tree_node *hostlist_anchor = NULL;
644int hostlist_count = 0;
645uschar *hosts_treat_as_local = NULL;
646uschar *hosts_connection_nolog = NULL;
647
648int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
649BOOL ignore_fromline_local = FALSE;
650uschar *ignore_fromline_hosts = NULL;
651uschar *interface_address = NULL;
652int interface_port = -1;
653BOOL is_inetd = FALSE;
0ce9abe6 654uschar *iterate_item = NULL;
059ec3d9
PH		 655
656int journal_fd = -1;
657
658int keep_malformed = 4*24*60*60; /* 4 days */
659
660uschar *eldap_dn = NULL;
661int load_average = -2;
662BOOL local_error_message = FALSE;
663BOOL local_from_check = TRUE;
664uschar *local_from_prefix = NULL;
665uschar *local_from_suffix = NULL;
666
667#if HAVE_IPV6
668uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
669#else
670uschar *local_interfaces = US"0.0.0.0";
671#endif
672
673uschar *local_scan_data = NULL;
674int local_scan_timeout = 5*60;
675BOOL local_sender_retain = FALSE;
676gid_t local_user_gid = (gid_t)(-1);
677uid_t local_user_uid = (uid_t)(-1);
678
679tree_node *localpartlist_anchor= NULL;
680int localpartlist_count = 0;
681uschar *log_buffer = NULL;
682unsigned int log_extra_selector = LX_default;
683uschar *log_file_path = US LOG_FILE_PATH
684 "\0<--------------Space to patch log_file_path->";
685
686/* Those log options with L_xxx identifiers have values less than 0x800000 and
687are the ones that get put into log_write_selector. They can be used in calls to
688log_write() to test for the bit. The options with LX_xxx identifiers have
689values greater than 0x80000000 and are put int log_extra_selector (without the
690top bit). They are never used in calls to log_write(), but are tested
691independently. This separation became necessary when the number of log
692selectors was getting close to filling a 32-bit word. */
693
f3f065bb
PH		 694/* Note that this list must be in alphabetical order. */
695
059ec3d9 696bit_table log_options[] = {
49826d12 697 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 698 { US"address_rewrite", L_address_rewrite },
699 { US"all", L_all },
700 { US"all_parents", L_all_parents },
701 { US"arguments", LX_arguments },
702 { US"connection_reject", L_connection_reject },
703 { US"delay_delivery", L_delay_delivery },
704 { US"deliver_time", LX_deliver_time },
705 { US"delivery_size", LX_delivery_size },
706 { US"dnslist_defer", L_dnslist_defer },
707 { US"etrn", L_etrn },
708 { US"host_lookup_failed", L_host_lookup_failed },
709 { US"ident_timeout", LX_ident_timeout },
710 { US"incoming_interface", LX_incoming_interface },
711 { US"incoming_port", LX_incoming_port },
712 { US"lost_incoming_connection", L_lost_incoming_connection },
713 { US"outgoing_port", LX_outgoing_port },
f3f065bb 714 { US"pid", LX_pid },
059ec3d9
PH		 715 { US"queue_run", L_queue_run },
716 { US"queue_time", LX_queue_time },
2ac0e484 717 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 718 { US"received_recipients", LX_received_recipients },
719 { US"received_sender", LX_received_sender },
720 { US"rejected_header", LX_rejected_header },
721 { US"rejected_headers", LX_rejected_header },
722 { US"retry_defer", L_retry_defer },
723 { US"return_path_on_delivery", LX_return_path_on_delivery },
724 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 725 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 726 { US"size_reject", L_size_reject },
727 { US"skip_delivery", L_skip_delivery },
728 { US"smtp_confirmation", LX_smtp_confirmation },
729 { US"smtp_connection", L_smtp_connection },
730 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
b4ed4da0 731 { US"smtp_no_mail", LX_smtp_no_mail },
059ec3d9
PH		 732 { US"smtp_protocol_error", L_smtp_protocol_error },
733 { US"smtp_syntax_error", L_smtp_syntax_error },
734 { US"subject", LX_subject },
735 { US"tls_certificate_verified", LX_tls_certificate_verified },
736 { US"tls_cipher", LX_tls_cipher },
1130bfb0
PH		 737 { US"tls_peerdn", LX_tls_peerdn },
738 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 739};
740
741int log_options_count = sizeof(log_options)/sizeof(bit_table);
6ea85e9a 742int log_reject_target = 0;
059ec3d9
PH		 743uschar *log_selector_string = NULL;
744FILE *log_stderr = NULL;
745BOOL log_testing_mode = FALSE;
746BOOL log_timezone = FALSE;
6ea85e9a 747unsigned int log_write_selector= L_default;
059ec3d9
PH		 748uschar *login_sender_address = NULL;
749int lookup_open_max = 25;
750uschar *lookup_value = NULL;
751
752macro_item *macros = NULL;
753uschar *mailstore_basename = NULL;
8523533c
TK		 754#ifdef WITH_CONTENT_SCAN
755uschar *malware_name = NULL; /* Virus Name */
756#endif
d677b2f2 757int max_received_linelength= 0;
059ec3d9
PH		 758int max_username_length = 0;
759int message_age = 0;
760uschar *message_body = NULL;
761uschar *message_body_end = NULL;
ddea74fa 762BOOL message_body_newlines = FALSE;
059ec3d9
PH		 763int message_body_size = 0;
764int message_body_visible = 500;
765int message_ended = END_NOTSTARTED;
766uschar *message_headers = NULL;
767uschar *message_id;
768uschar *message_id_domain = NULL;
769uschar *message_id_text = NULL;
770struct timeval message_id_tv = { 0, 0 };
771uschar message_id_option[MESSAGE_ID_LENGTH + 3];
772uschar *message_id_external;
773int message_linecount = 0;
774BOOL message_logs = TRUE;
775int message_size = 0;
776uschar *message_size_limit = US"50M";
777uschar message_subdir[2] = { 0, 0 };
778uschar *message_reference = NULL;
8523533c
TK		 779
780/* MIME ACL expandables */
781#ifdef WITH_CONTENT_SCAN
f7b63901 782int mime_anomaly_level = 0;
8523533c
TK		 783uschar *mime_anomaly_text = NULL;
784uschar *mime_boundary = NULL;
785uschar *mime_charset = NULL;
786uschar *mime_content_description = NULL;
787uschar *mime_content_disposition = NULL;
788uschar *mime_content_id = NULL;
789unsigned int mime_content_size = 0;
790uschar *mime_content_transfer_encoding = NULL;
791uschar *mime_content_type = NULL;
792uschar *mime_decoded_filename = NULL;
793uschar *mime_filename = NULL;
794int mime_is_multipart = 0;
795int mime_is_coverletter = 0;
796int mime_is_rfc822 = 0;
797int mime_part_count = -1;
798#endif
799
059ec3d9
PH		 800BOOL mua_wrapper = FALSE;
801
802uid_t *never_users = NULL;
8523533c
TK		 803#ifdef WITH_CONTENT_SCAN
804BOOL no_mbox_unspool = FALSE;
805#endif
059ec3d9
PH		 806BOOL no_multiline_responses = FALSE;
807
808uid_t original_euid;
809gid_t originator_gid;
810uschar *originator_login = NULL;
811uschar *originator_name = NULL;
812uid_t originator_uid;
813uschar *override_local_interfaces = NULL;
814uschar *override_pid_file_path = NULL;
815
816BOOL parse_allow_group = FALSE;
817BOOL parse_found_group = FALSE;
818uschar *percent_hack_domains = NULL;
819uschar *pid_file_path = US PID_FILE_PATH
820 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 821BOOL pipelining_enable = TRUE;
059ec3d9
PH		 822uschar *pipelining_advertise_hosts = US"*";
823BOOL preserve_message_logs = FALSE;
824uschar *primary_hostname = NULL;
825BOOL print_topbitchars = FALSE;
826uschar process_info[PROCESS_INFO_SIZE];
827uschar *process_log_path = NULL;
828BOOL prod_requires_admin = TRUE;
fffda43a
TK		 829uschar *prvscheck_address = NULL;
830uschar *prvscheck_keynum = NULL;
831uschar *prvscheck_result = NULL;
832
059ec3d9
PH		 833
834uschar *qualify_domain_recipient = NULL;
835uschar *qualify_domain_sender = NULL;
836BOOL queue_2stage = FALSE;
837uschar *queue_domains = NULL;
838int queue_interval = -1;
839BOOL queue_list_requires_admin = TRUE;
840BOOL queue_only = FALSE;
841uschar *queue_only_file = NULL;
842int queue_only_load = -1;
8669f003 843BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 844BOOL queue_only_override = TRUE;
845BOOL queue_only_policy = FALSE;
846BOOL queue_run_first_delivery = FALSE;
847BOOL queue_run_force = FALSE;
848BOOL queue_run_in_order = FALSE;
849BOOL queue_run_local = FALSE;
850int queue_run_max = 5;
851pid_t queue_run_pid = (pid_t)0;
852int queue_run_pipe = -1;
853BOOL queue_running = FALSE;
854BOOL queue_smtp = FALSE;
855uschar *queue_smtp_domains = NULL;
856
857unsigned int random_seed = 0;
fe0dab11 858tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 859tree_node *ratelimiters_conn = NULL;
860tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 861uschar *raw_active_hostname = NULL;
862uschar *raw_sender = NULL;
863uschar **raw_recipients = NULL;
864int raw_recipients_count = 0;
865
866int rcpt_count = 0;
867int rcpt_fail_count = 0;
868int rcpt_defer_count = 0;
869gid_t real_gid;
870uid_t real_uid;
871BOOL really_exim = TRUE;
872BOOL receive_call_bombout = FALSE;
873int receive_linecount = 0;
874int receive_messagecount = 0;
875int receive_timeout = 0;
876int received_count = 0;
877uschar *received_for = NULL;
878
879/* This is the default text for Received headers generated by Exim. The
880date will be automatically added on the end. */
881
882uschar *received_header_text = US
883 "Received: "
884 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 885 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 886 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
887 "by $primary_hostname "
888 "${if def:received_protocol {with $received_protocol}} "
889 #ifdef SUPPORT_TLS
890 "${if def:tls_cipher {($tls_cipher)\n\t}}"
891 #endif
892 "(Exim $version_number)\n\t"
3e46c1aa 893 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 894 "id $message_exim_id"
059ec3d9
PH		 895 "${if def:received_for {\n\tfor $received_for}}"
896 "\0<---------------Space to patch received_header_text->";
897
898int received_headers_max = 30;
899uschar *received_protocol = NULL;
900int received_time = 0;
901uschar *recipient_data = NULL;
902uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 903uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 904int recipients_count = 0;
905BOOL recipients_discarded = FALSE;
906recipient_item *recipients_list = NULL;
907int recipients_list_max = 0;
908int recipients_max = 0;
909BOOL recipients_max_reject = FALSE;
910const pcre *regex_AUTH = NULL;
911const pcre *regex_check_dns_names = NULL;
912const pcre *regex_From = NULL;
f1513293 913const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 914const pcre *regex_PIPELINING = NULL;
915const pcre *regex_SIZE = NULL;
a5bd321b 916const pcre *regex_smtp_code = NULL;
059ec3d9 917const pcre *regex_ismsgid = NULL;
a7cbbf50
PP		 918#ifdef WHITELIST_D_MACROS
919const pcre *regex_whitelisted_macro = NULL;
920#endif
8523533c
TK		 921#ifdef WITH_CONTENT_SCAN
922uschar *regex_match_string = NULL;
923#endif
059ec3d9
PH		 924int remote_delivery_count = 0;
925int remote_max_parallel = 2;
926uschar *remote_sort_domains = NULL;
927int retry_data_expire = 7*24*60*60;
928int retry_interval_max = 24*60*60;
929int retry_maximum_timeout = 0; /* set from retry config */
930retry_config *retries = NULL;
931uschar *return_path = NULL;
932BOOL return_path_remove = TRUE;
933int rewrite_existflags = 0;
934uschar *rfc1413_hosts = US"*";
8def5aaf 935int rfc1413_query_timeout = 5;
059ec3d9 936/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 937uid_t root_gid = ROOT_GID;
059ec3d9
PH		 938uid_t root_uid = ROOT_UID;
939
940router_instance *routers = NULL;
941router_instance router_defaults = {
942 NULL, /* chain pointer */
943 NULL, /* name */
944 NULL, /* info */
945 NULL, /* private options block pointer */
946 NULL, /* driver name */
947
948 NULL, /* address_data */
8523533c
TK		 949#ifdef EXPERIMENTAL_BRIGHTMAIL
950 NULL, /* bmi_rule */
8e669ac1 951#endif
059ec3d9
PH		 952 NULL, /* cannot_route_message */
953 NULL, /* condition */
954 NULL, /* current_directory */
955 NULL, /* debug_string */
956 NULL, /* domains */
957 NULL, /* errors_to */
958 NULL, /* expand_gid */
959 NULL, /* expand_uid */
960 NULL, /* expand_more */
961 NULL, /* expand_unseen */
962 NULL, /* extra_headers */
963 NULL, /* fallback_hosts */
964 NULL, /* home_directory */
965 NULL, /* ignore_target_hosts */
966 NULL, /* local_parts */
967 NULL, /* pass_router_name */
968 NULL, /* prefix */
969 NULL, /* redirect_router_name */
970 NULL, /* remove_headers */
971 NULL, /* require_files */
972 NULL, /* router_home_directory */
973 US"freeze", /* self */
974 NULL, /* senders */
975 NULL, /* suffix */
976 NULL, /* translate_ip_address */
977 NULL, /* transport_name */
978
979 TRUE, /* address_test */
8523533c
TK		 980#ifdef EXPERIMENTAL_BRIGHTMAIL
981 FALSE, /* bmi_deliver_alternate */
982 FALSE, /* bmi_deliver_default */
983 FALSE, /* bmi_dont_deliver */
984#endif
059ec3d9
PH		 985 TRUE, /* expn */
986 FALSE, /* caseful_local_part */
987 FALSE, /* check_local_user */
988 FALSE, /* disable_logging */
989 FALSE, /* fail_verify_recipient */
990 FALSE, /* fail_verify_sender */
991 FALSE, /* gid_set */
992 FALSE, /* initgroups */
993 TRUE_UNSET, /* log_as_local */
994 TRUE, /* more */
995 FALSE, /* pass_on_timeout */
996 FALSE, /* prefix_optional */
997 TRUE, /* repeat_use */
998 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
999 FALSE, /* same_domain_copy_routing */
1000 FALSE, /* self_rewrite */
1001 FALSE, /* suffix_optional */
1002 FALSE, /* verify_only */
1003 TRUE, /* verify_recipient */
1004 TRUE, /* verify_sender */
1005 FALSE, /* uid_set */
1006 FALSE, /* unseen */
1007
1008 self_freeze, /* self_code */
1009 (uid_t)(-1), /* uid */
1010 (gid_t)(-1), /* gid */
1011
1012 NULL, /* fallback_hostlist */
1013 NULL, /* transport instance */
1014 NULL, /* pass_router */
1015 NULL /* redirect_router */
1016};
1017
1018ip_address_item *running_interfaces = NULL;
1019BOOL running_in_test_harness = FALSE;
1020
1021/* This is a weird one. The following string gets patched in the binary by the
1022script that sets up a copy of Exim for running in the test harness. It seems
1023that compilers are now clever, and share constant strings if they can.
1024Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1025make use of the end of this string in order to save space. So the patching then
8669f003 1026wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1027onto the end of the string. */
1028
1029uschar *running_status = US">>>running<<<" "\0EXTRA";
1030
1031int runrc = 0;
1032
1033uschar *search_error_message = NULL;
1034BOOL search_find_defer = FALSE;
1035uschar *self_hostname = NULL;
1036uschar *sender_address = NULL;
1037unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1038uschar *sender_address_data = NULL;
059ec3d9
PH		 1039BOOL sender_address_forced = FALSE;
1040uschar *sender_address_unrewritten = NULL;
1041uschar *sender_data = NULL;
1042unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1043uschar *sender_fullhost = NULL;
1044uschar *sender_helo_name = NULL;
1045uschar **sender_host_aliases = &no_aliases;
1046uschar *sender_host_address = NULL;
1047uschar *sender_host_authenticated = NULL;
1048unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1049uschar *sender_host_name = NULL;
1050int sender_host_port = 0;
1051BOOL sender_host_notsocket = FALSE;
1052BOOL sender_host_unknown = FALSE;
1053uschar *sender_ident = NULL;
1054BOOL sender_local = FALSE;
2fe1a124 1055BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1056uschar *sender_rate = NULL;
1057uschar *sender_rate_limit = NULL;
1058uschar *sender_rate_period = NULL;
059ec3d9
PH		 1059uschar *sender_rcvhost = NULL;
1060BOOL sender_set_untrusted = FALSE;
1061uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1062uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1063address_item *sender_verified_list = NULL;
1064address_item *sender_verified_failed = NULL;
1065int sender_verified_rc = -1;
1066BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1067uschar *sending_ip_address = NULL;
1068int sending_port = -1;
059ec3d9
PH		 1069volatile BOOL sigalrm_seen = FALSE;
1070uschar **sighup_argv = NULL;
1071int smtp_accept_count = 0;
1072BOOL smtp_accept_keepalive = TRUE;
1073int smtp_accept_max = 20;
1074int smtp_accept_max_nonmail= 10;
1075uschar *smtp_accept_max_nonmail_hosts = US"*";
1076int smtp_accept_max_per_connection = 1000;
1077uschar *smtp_accept_max_per_host = NULL;
1078int smtp_accept_queue = 0;
1079int smtp_accept_queue_per_connection = 10;
1080int smtp_accept_reserve = 0;
1081uschar *smtp_active_hostname = NULL;
1082BOOL smtp_authenticated = FALSE;
1f5b4c3d 1083uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1084 "Exim $version_number $tod_full"
1085 "\0<---------------Space to patch smtp_banner->";
1086BOOL smtp_batched_input = FALSE;
1087BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1088int smtp_ch_index = 0;
3ee512ff
PH		 1089uschar *smtp_cmd_argument = NULL;
1090uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1091time_t smtp_connection_start = 0;
1092uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1093int smtp_connect_backlog = 20;
1094double smtp_delay_mail = 0.0;
1095double smtp_delay_rcpt = 0.0;
1096BOOL smtp_enforce_sync = TRUE;
1097FILE *smtp_in = NULL;
1098BOOL smtp_input = FALSE;
1099int smtp_load_reserve = -1;
1100int smtp_mailcmd_count = 0;
1101FILE *smtp_out = NULL;
1102uschar *smtp_etrn_command = NULL;
1103BOOL smtp_etrn_serialize = TRUE;
1104int smtp_max_synprot_errors= 3;
1105int smtp_max_unknown_commands = 3;
8f128379 1106uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1107uschar *smtp_ratelimit_hosts = NULL;
1108uschar *smtp_ratelimit_mail = NULL;
1109uschar *smtp_ratelimit_rcpt = NULL;
1110uschar *smtp_read_error = US"";
1111int smtp_receive_timeout = 5*60;
1112uschar *smtp_reserve_hosts = NULL;
1113BOOL smtp_return_error_details = FALSE;
1114int smtp_rlm_base = 0;
1115double smtp_rlm_factor = 0.0;
1116int smtp_rlm_limit = 0;
1117int smtp_rlm_threshold = INT_MAX;
1118int smtp_rlr_base = 0;
1119double smtp_rlr_factor = 0.0;
1120int smtp_rlr_limit = 0;
1121int smtp_rlr_threshold = INT_MAX;
1122BOOL smtp_use_pipelining = FALSE;
1123BOOL smtp_use_size = FALSE;
8523533c
TK		 1124
1125#ifdef WITH_CONTENT_SCAN
1126uschar *spamd_address = US"127.0.0.1 783";
1127uschar *spam_bar = NULL;
1128uschar *spam_report = NULL;
1129uschar *spam_score = NULL;
1130uschar *spam_score_int = NULL;
1131#endif
1132#ifdef EXPERIMENTAL_SPF
65a7d8c3 1133uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1134uschar *spf_header_comment = NULL;
1135uschar *spf_received = NULL;
1136uschar *spf_result = NULL;
1137uschar *spf_smtp_comment = NULL;
1138#endif
1139
059ec3d9
PH		 1140BOOL split_spool_directory = FALSE;
1141uschar *spool_directory = US SPOOL_DIRECTORY
1142 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1143#ifdef EXPERIMENTAL_SRS
1144uschar *srs_config = NULL;
1145uschar *srs_db_address = NULL;
1146uschar *srs_db_key = NULL;
384152a6
TK		 1147int srs_hashlength = 6;
1148int srs_hashmin = -1;
1149int srs_maxage = 31;
8523533c
TK		 1150uschar *srs_orig_recipient = NULL;
1151uschar *srs_orig_sender = NULL;
1152uschar *srs_recipient = NULL;
384152a6 1153uschar *srs_secrets = NULL;
8523533c 1154uschar *srs_status = NULL;
384152a6
TK		 1155BOOL srs_usehash = TRUE;
1156BOOL srs_usetimestamp = TRUE;
8e669ac1 1157#endif
38a0a95f 1158BOOL strict_acl_vars = FALSE;
059ec3d9
PH		 1159int string_datestamp_offset= -1;
1160BOOL strip_excess_angle_brackets = FALSE;
1161BOOL strip_trailing_dot = FALSE;
1162uschar *submission_domain = NULL;
1163BOOL submission_mode = FALSE;
2fe1a124 1164uschar *submission_name = NULL;
8800895a 1165BOOL suppress_local_fixups = FALSE;
059ec3d9
PH		 1166BOOL synchronous_delivery = FALSE;
1167BOOL syslog_duplication = TRUE;
1168int syslog_facility = LOG_MAIL;
1169uschar *syslog_processname = US"exim";
1170BOOL syslog_timestamp = TRUE;
1171uschar *system_filter = NULL;
1172
1173uschar *system_filter_directory_transport = NULL;
1174uschar *system_filter_file_transport = NULL;
1175uschar *system_filter_pipe_transport = NULL;
1176uschar *system_filter_reply_transport = NULL;
1177
1178gid_t system_filter_gid = 0;
1179BOOL system_filter_gid_set = FALSE;
79d4bc3d 1180uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1181BOOL system_filter_uid_set = FALSE;
1182BOOL system_filtering = FALSE;
1183
1184BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1185#ifdef USE_TCP_WRAPPERS
1186uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1187#endif
8669f003 1188int test_harness_load_avg = 0;
059ec3d9
PH		 1189int thismessage_size_limit = 0;
1190int timeout_frozen_after = 0;
1191BOOL timestamps_utc = FALSE;
1192
1193transport_instance *transports = NULL;
1194
1195transport_instance transport_defaults = {
1196 NULL, /* chain pointer */
1197 NULL, /* name */
1198 NULL, /* info */
1199 NULL, /* private options block pointer */
1200 NULL, /* driver name */
1201 NULL, /* setup entry point */
1202 1, /* batch_max */
1203 NULL, /* batch_id */
1204 NULL, /* home_dir */
1205 NULL, /* current_dir */
1206 TRUE, /* multi-domain */
1207 FALSE, /* overrides_hosts */
1208 100, /* max_addresses */
1209 500, /* connection_max_messages */
1210 FALSE, /* deliver_as_creator */
1211 FALSE, /* disable_logging */
1212 FALSE, /* initgroups */
1213 FALSE, /* uid_set */
1214 FALSE, /* gid_set */
1215 (uid_t)(-1), /* uid */
1216 (gid_t)(-1), /* gid */
1217 NULL, /* expand_uid */
1218 NULL, /* expand_gid */
1219 NULL, /* warn_message */
1220 NULL, /* shadow */
1221 NULL, /* shadow_condition */
1222 NULL, /* filter_command */
1223 NULL, /* add_headers */
1224 NULL, /* remove_headers */
1225 NULL, /* return_path */
1226 NULL, /* debug_string */
1227 NULL, /* message_size_limit */
1228 NULL, /* headers_rewrite */
1229 NULL, /* rewrite_rules */
1230 0, /* rewrite_existflags */
1231 300, /* filter_timeout */
1232 FALSE, /* body_only */
1233 FALSE, /* delivery_date_add */
1234 FALSE, /* envelope_to_add */
1235 FALSE, /* headers_only */
1236 FALSE, /* rcpt_include_affixes */
1237 FALSE, /* return_path_add */
1238 FALSE, /* return_output */
1239 FALSE, /* return_fail_output */
1240 FALSE, /* log_output */
1241 FALSE, /* log_fail_output */
1242 FALSE, /* log_defer_output */
1243 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1244 1 nor 0 so can detect unset */
1245};
1246
1247int transport_count;
1248uschar **transport_filter_argv = NULL;
1249int transport_filter_timeout;
2e2a30b4 1250BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1251int transport_write_timeout= 0;
1252
1253tree_node *tree_dns_fails = NULL;
1254tree_node *tree_duplicates = NULL;
1255tree_node *tree_nonrecipients = NULL;
1256tree_node *tree_unusable = NULL;
1257
1258BOOL trusted_caller = FALSE;
e2f5dc15 1259BOOL trusted_config = TRUE;
059ec3d9
PH		 1260gid_t *trusted_groups = NULL;
1261uid_t *trusted_users = NULL;
1262uschar *timezone_string = US TIMEZONE_DEFAULT;
1263
1264uschar *unknown_login = NULL;
1265uschar *unknown_username = NULL;
1266uschar *untrusted_set_sender = NULL;
1267
1268/* A regex for matching a "From_" line in an incoming message, in the form
1269
1270 From ph10 Fri Jan 5 12:35 GMT 1996
1271
1272which the "mail" commands send to the MTA (undocumented, of course), or in
1273the form
1274
1275 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1276
1277which is apparently used by some UUCPs, despite it not being in RFC 976.
1278Because of variations in time formats, just match up to the minutes. That
1279should be sufficient. Examples have been seen of time fields like 12:1:03,
1280so just require one digit for hours and minutes. The weekday is also absent
1281in some forms. */
1282
1283uschar *uucp_from_pattern = US
1284 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1285 "(?:" /* Non-extracting bracket */
1286 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1287 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1288 ")" /* End alternation */
1289 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1290
1291uschar *uucp_from_sender = US"$1";
1292
1293uschar *warn_message_file = NULL;
1294uschar *warnmsg_delay = NULL;
1295uschar *warnmsg_recipients = NULL;
1296BOOL write_rejectlog = TRUE;
1297
0a49a7a4 1298uschar *version_copyright = US"Copyright (c) University of Cambridge, 1995 - 2007";
059ec3d9
PH		 1299uschar *version_date = US"?";
1300uschar *version_cnumber = US"????";
1301uschar *version_string = US"?";
1302
1303int warning_count = 0;
1304
1305/* End of globals.c */
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