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[exim.git] / src / src / globals.c
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059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
c4ceed07 5/* Copyright (c) University of Cambridge 1995 - 2012 */
059ec3d9
PH		 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
9that they are easy to find. */
10
11#include "exim.h"
12
13
059ec3d9
PH		 14/* Generic options for auths, all of which live inside auth_instance
15data blocks and hence have the opt_public flag set. */
16
17optionlist optionlist_auths[] = {
6c512171
PH		 18 { "client_condition", opt_stringptr | opt_public,
19 (void *)(offsetof(auth_instance, client_condition)) },
059ec3d9
PH		 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))},
16ff981e
PH		 26 { "server_condition", opt_stringptr | opt_public,
27 (void *)(offsetof(auth_instance, server_condition)) },
059ec3d9
PH		 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
36int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
37
38/* An empty host aliases list. */
39
40uschar *no_aliases = NULL;
41
42
43/* For comments on these variables, see globals.h. I'm too idle to
44duplicate them here... */
45
46#ifdef EXIM_PERL
47uschar *opt_perl_startup = NULL;
48BOOL opt_perl_at_start = FALSE;
49BOOL opt_perl_started = FALSE;
50#endif
51
1a46a8c5
PH		 52#ifdef EXPAND_DLFUNC
53tree_node *dlobj_anchor = NULL;
54#endif
55
059ec3d9
PH		 56#ifdef LOOKUP_IBASE
57uschar *ibase_servers = NULL;
58#endif
59
60#ifdef LOOKUP_LDAP
bc19a55b
PP		 61uschar *eldap_ca_cert_dir = NULL;
62uschar *eldap_ca_cert_file = NULL;
63uschar *eldap_cert_file = NULL;
64uschar *eldap_cert_key = NULL;
65uschar *eldap_cipher_suite = NULL;
059ec3d9 66uschar *eldap_default_servers = NULL;
bc19a55b 67uschar *eldap_require_cert = NULL;
059ec3d9 68int eldap_version = -1;
bc19a55b 69BOOL eldap_start_tls = FALSE;
059ec3d9
PH		 70#endif
71
72#ifdef LOOKUP_MYSQL
73uschar *mysql_servers = NULL;
74#endif
75
76#ifdef LOOKUP_ORACLE
77uschar *oracle_servers = NULL;
78#endif
79
80#ifdef LOOKUP_PGSQL
81uschar *pgsql_servers = NULL;
82#endif
83
31480e42
PH		 84#ifdef LOOKUP_SQLITE
85int sqlite_lock_timeout = 5;
86#endif
87
059ec3d9
PH		 88#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
89BOOL move_frozen_messages = FALSE;
90#endif
91
92/* These variables are outside the #ifdef because it keeps the code less
93cluttered in several places (e.g. during logging) if we can always refer to
94them. Also, the tls_ variables are now always visible. */
95
817d9f57
JH		 96tls_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};
106tls_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
059ec3d9
PH		 117
118#ifdef SUPPORT_TLS
e6060e2c 119BOOL gnutls_compat_mode = FALSE;
83da1223
PH		 120uschar *gnutls_require_mac = NULL;
121uschar *gnutls_require_kx = NULL;
122uschar *gnutls_require_proto = NULL;
77bb000f 123uschar *openssl_options = NULL;
059ec3d9
PH		 124const pcre *regex_STARTTLS = NULL;
125uschar *tls_advertise_hosts = NULL; /* This is deliberate */
126uschar *tls_certificate = NULL;
127uschar *tls_crl = NULL;
3375e053
PP		 128/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
129that's the interop problem which has been observed: GnuTLS suggesting a higher
130bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
131int tls_dh_max_bits = 2236;
059ec3d9 132uschar *tls_dhparam = NULL;
3f7eeb86
PP		 133#if defined(EXPERIMENTAL_OCSP) && !defined(USE_GNUTLS)
134uschar *tls_ocsp_file = NULL;
135#endif
059ec3d9
PH		 136BOOL tls_offered = FALSE;
137uschar *tls_privatekey = NULL;
138BOOL tls_remember_esmtp = FALSE;
139uschar *tls_require_ciphers = NULL;
140uschar *tls_try_verify_hosts = NULL;
141uschar *tls_verify_certificates= NULL;
142uschar *tls_verify_hosts = NULL;
143#endif
144
145
146/* Input-reading functions for messages, so we can use special ones for
147incoming TCP/IP. The defaults use stdin. We never need these for any
148stand-alone tests. */
149
150#ifndef STAND_ALONE
151int (*receive_getc)(void) = stdin_getc;
152int (*receive_ungetc)(int) = stdin_ungetc;
153int (*receive_feof)(void) = stdin_feof;
154int (*receive_ferror)(void) = stdin_ferror;
58eb016e 155BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 156#endif
157
158
159/* List of per-address expansion variables for clearing and saving/restoring
160when verifying one address while routing/verifying another. We have to have
161the size explicit, because it is referenced from more than one module. */
162
163uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
164 &deliver_address_data,
165 &deliver_domain,
166 &deliver_domain_data,
167 &deliver_domain_orig,
168 &deliver_domain_parent,
169 &deliver_localpart,
170 &deliver_localpart_data,
171 &deliver_localpart_orig,
172 &deliver_localpart_parent,
173 &deliver_localpart_prefix,
174 &deliver_localpart_suffix,
175 (uschar **)(&deliver_recipients),
176 &deliver_host,
177 &deliver_home,
178 &address_file,
179 &address_pipe,
180 &self_hostname,
181 NULL };
182
183int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
184
185/* General global variables */
186
71fafd95 187header_line *acl_added_headers = NULL;
059ec3d9 188tree_node *acl_anchor = NULL;
8f128379 189
059ec3d9 190uschar *acl_not_smtp = NULL;
54cdb463
PH		 191#ifdef WITH_CONTENT_SCAN
192uschar *acl_not_smtp_mime = NULL;
193#endif
45b91596 194uschar *acl_not_smtp_start = NULL;
8f128379 195
059ec3d9
PH		 196uschar *acl_smtp_auth = NULL;
197uschar *acl_smtp_connect = NULL;
198uschar *acl_smtp_data = NULL;
80a47a2c
TK		 199#ifndef DISABLE_DKIM
200uschar *acl_smtp_dkim = NULL;
201#endif
059ec3d9
PH		 202uschar *acl_smtp_etrn = NULL;
203uschar *acl_smtp_expn = NULL;
204uschar *acl_smtp_helo = NULL;
205uschar *acl_smtp_mail = NULL;
206uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 207#ifdef WITH_CONTENT_SCAN
208uschar *acl_smtp_mime = NULL;
209#endif
8f128379 210uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 211uschar *acl_smtp_predata = NULL;
212uschar *acl_smtp_quit = NULL;
213uschar *acl_smtp_rcpt = NULL;
214uschar *acl_smtp_starttls = NULL;
215uschar *acl_smtp_vrfy = NULL;
8f128379 216
059ec3d9 217BOOL acl_temp_details = FALSE;
38a0a95f
PH		 218tree_node *acl_var_c = NULL;
219tree_node *acl_var_m = NULL;
059ec3d9 220uschar *acl_verify_message = NULL;
059ec3d9
PH		 221string_item *acl_warn_logged = NULL;
222
223/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
224error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
225
226uschar *acl_wherenames[] = { US"RCPT",
227 US"MAIL",
228 US"PREDATA",
8523533c 229 US"MIME",
80a47a2c 230 US"DKIM",
059ec3d9
PH		 231 US"DATA",
232 US"non-SMTP",
233 US"AUTH",
234 US"connection",
235 US"ETRN",
236 US"EXPN",
237 US"EHLO or HELO",
238 US"MAILAUTH",
45b91596 239 US"non-SMTP-start",
8f128379 240 US"NOTQUIT",
059ec3d9
PH		 241 US"QUIT",
242 US"STARTTLS",
243 US"VRFY"
244 };
245
a5bd321b
PH		 246uschar *acl_wherecodes[] = { US"550", /* RCPT */
247 US"550", /* MAIL */
248 US"550", /* PREDATA */
249 US"550", /* MIME */
80a47a2c 250 US"550", /* DKIM */
a5bd321b
PH		 251 US"550", /* DATA */
252 US"0", /* not SMTP; not relevant */
253 US"503", /* AUTH */
254 US"550", /* connect */
255 US"458", /* ETRN */
256 US"550", /* EXPN */
257 US"550", /* HELO/EHLO */
258 US"0", /* MAILAUTH; not relevant */
259 US"0", /* not SMTP; not relevant */
8f128379 260 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 261 US"0", /* QUIT; not relevant */
262 US"550", /* STARTTLS */
263 US"252" /* VRFY */
059ec3d9 264 };
8e669ac1 265
69358f02
PH		 266BOOL active_local_from_check = FALSE;
267BOOL active_local_sender_retain = FALSE;
9cbad13b 268BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
059ec3d9
PH		 269address_item *addr_duplicate = NULL;
270
271address_item address_defaults = {
272 NULL, /* next */
273 NULL, /* parent */
274 NULL, /* first */
275 NULL, /* dupof */
276 NULL, /* start_router */
277 NULL, /* router */
278 NULL, /* transport */
279 NULL, /* host_list */
280 NULL, /* host_used */
281 NULL, /* fallback_hosts */
282 NULL, /* reply */
283 NULL, /* retries */
284 NULL, /* address */
285 NULL, /* unique */
286 NULL, /* cc_local_part */
287 NULL, /* lc_local_part */
288 NULL, /* local_part */
289 NULL, /* prefix */
290 NULL, /* suffix */
291 NULL, /* domain */
292 NULL, /* address_retry_key */
293 NULL, /* domain_retry_key */
294 NULL, /* current_dir */
295 NULL, /* home_dir */
296 NULL, /* message */
297 NULL, /* user_message */
298 NULL, /* onetime_parent */
299 NULL, /* pipe_expandn */
300 NULL, /* return_filename */
301 NULL, /* self_hostname */
302 NULL, /* shadow_message */
303 #ifdef SUPPORT_TLS
304 NULL, /* cipher */
305 NULL, /* peerdn */
306 #endif
307 (uid_t)(-1), /* uid */
308 (gid_t)(-1), /* gid */
309 0, /* flags */
310 { 0 }, /* domain_cache - any larger array should be zeroed */
311 { 0 }, /* localpart_cache - ditto */
312 -1, /* mode */
313 0, /* more_errno */
314 ERRNO_UNKNOWNERROR, /* basic_errno */
315 0, /* child_count */
316 -1, /* return_file */
317 SPECIAL_NONE, /* special_action */
318 DEFER, /* transport_return */
319 { /* fields that are propagated to children */
320 NULL, /* address_data */
321 NULL, /* domain_data */
322 NULL, /* localpart_data */
323 NULL, /* errors_address */
324 NULL, /* extra_headers */
325 NULL, /* remove_headers */
384152a6
TK		 326#ifdef EXPERIMENTAL_SRS
327 NULL, /* srs_sender */
328#endif
059ec3d9
PH		 329 }
330};
331
332uschar *address_file = NULL;
333uschar *address_pipe = NULL;
334BOOL address_test_mode = FALSE;
335tree_node *addresslist_anchor = NULL;
336int addresslist_count = 0;
337gid_t *admin_groups = NULL;
338BOOL admin_user = FALSE;
c46782ef 339BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 340BOOL allow_domain_literals = FALSE;
341BOOL allow_mx_to_ip = FALSE;
342BOOL allow_unqualified_recipient = TRUE; /* For local messages */
343BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
344BOOL allow_utf8_domains = FALSE;
345uschar *authenticated_id = NULL;
346uschar *authenticated_sender = NULL;
347BOOL authentication_failed = FALSE;
348auth_instance *auths = NULL;
349uschar *auth_advertise_hosts = US"*";
350auth_instance auth_defaults = {
351 NULL, /* chain pointer */
352 NULL, /* name */
353 NULL, /* info */
354 NULL, /* private options block pointer */
355 NULL, /* driver_name */
356 NULL, /* advertise_condition */
6c512171 357 NULL, /* client_condition */
059ec3d9
PH		 358 NULL, /* public_name */
359 NULL, /* set_id */
360 NULL, /* server_mail_auth_condition */
361 NULL, /* server_debug_string */
16ff981e 362 NULL, /* server_condition */
059ec3d9
PH		 363 FALSE, /* client */
364 FALSE, /* server */
365 FALSE /* advertised */
366};
367
368uschar *auth_defer_msg = US"reason not recorded";
369uschar *auth_defer_user_msg = US"";
f78eb7c6 370uschar *auth_vars[AUTH_VARS];
059ec3d9 371int auto_thaw = 0;
8523533c 372#ifdef WITH_CONTENT_SCAN
9e949f00 373BOOL av_failed = FALSE;
8523533c
TK		 374uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
375#endif
059ec3d9
PH		 376
377BOOL background_daemon = TRUE;
9a799bc0
PH		 378
379#if BASE_62 == 62
059ec3d9
PH		 380uschar *base62_chars=
381 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 382#else
383uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
384#endif
385
059ec3d9
PH		 386uschar *bi_command = NULL;
387uschar *big_buffer = NULL;
388int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 389#ifdef EXPERIMENTAL_BRIGHTMAIL
390uschar *bmi_alt_location = NULL;
391uschar *bmi_base64_tracker_verdict = NULL;
392uschar *bmi_base64_verdict = NULL;
393uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
394int bmi_deliver = 1;
395int bmi_run = 0;
396uschar *bmi_verdicts = NULL;
397#endif
059ec3d9
PH		 398int body_linecount = 0;
399int body_zerocount = 0;
400uschar *bounce_message_file = NULL;
401uschar *bounce_message_text = NULL;
402uschar *bounce_recipient = NULL;
403BOOL bounce_return_body = TRUE;
404BOOL bounce_return_message = TRUE;
405int bounce_return_size_limit = 100*1024;
406uschar *bounce_sender_authentication = NULL;
407int bsmtp_transaction_linecount = 0;
408
409int callout_cache_domain_positive_expire = 7*24*60*60;
410int callout_cache_domain_negative_expire = 3*60*60;
411int callout_cache_positive_expire = 24*60*60;
412int callout_cache_negative_expire = 2*60*60;
413uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 414uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
059ec3d9
PH		 415int check_log_inodes = 0;
416int check_log_space = 0;
a0d6ba8a 417BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 418int check_spool_inodes = 0;
419int check_spool_space = 0;
420int clmacro_count = 0;
421uschar *clmacros[MAX_CLMACROS];
422BOOL config_changed = FALSE;
423FILE *config_file = NULL;
424uschar *config_filename = NULL;
425int config_lineno = 0;
35edf2ff
PH		 426#ifdef CONFIGURE_GROUP
427gid_t config_gid = CONFIGURE_GROUP;
428#endif
059ec3d9
PH		 429uschar *config_main_filelist = US CONFIGURE_FILE
430 "\0<-----------Space to patch configure_filename->";
431uschar *config_main_filename = NULL;
432
433#ifdef CONFIGURE_OWNER
434uid_t config_uid = CONFIGURE_OWNER;
435#endif
436
437int connection_max_messages= -1;
438uschar *continue_hostname = NULL;
439uschar *continue_host_address = NULL;
440BOOL continue_more = FALSE;
441int continue_sequence = 1;
442uschar *continue_transport = NULL;
443
e5a9dba6 444uschar *csa_status = NULL;
e4bdf652
JH		 445BOOL cutthrough_delivery = FALSE;
446int cutthrough_fd = -1;
e5a9dba6 447
059ec3d9
PH		 448BOOL daemon_listen = FALSE;
449uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 450int daemon_startup_retries = 9;
451int daemon_startup_sleep = 30;
6a8f9482
TK		 452
453#ifdef EXPERIMENTAL_DCC
454BOOL dcc_direct_add_header = FALSE;
455uschar *dcc_header = NULL;
456uschar *dcc_result = NULL;
457uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
458uschar *dccifd_options = US"header";
459#endif
460
3d235903 461BOOL debug_daemon = FALSE;
059ec3d9
PH		 462int debug_fd = -1;
463FILE *debug_file = NULL;
464bit_table debug_options[] = {
465 { US"acl", D_acl },
466 { US"all", D_all },
467 { US"auth", D_auth },
468 { US"deliver", D_deliver },
469 { US"dns", D_dns },
470 { US"dnsbl", D_dnsbl },
471 { US"exec", D_exec },
472 { US"expand", D_expand },
473 { US"filter", D_filter },
474 { US"hints_lookup", D_hints_lookup },
475 { US"host_lookup", D_host_lookup },
476 { US"ident", D_ident },
477 { US"interface", D_interface },
478 { US"lists", D_lists },
479 { US"load", D_load },
480 { US"local_scan", D_local_scan },
481 { US"lookup", D_lookup },
482 { US"memory", D_memory },
483 { US"pid", D_pid },
484 { US"process_info", D_process_info },
485 { US"queue_run", D_queue_run },
486 { US"receive", D_receive },
487 { US"resolver", D_resolver },
488 { US"retry", D_retry },
489 { US"rewrite", D_rewrite },
490 { US"route", D_route },
491 { US"timestamp", D_timestamp },
492 { US"tls", D_tls },
493 { US"transport", D_transport },
494 { US"uid", D_uid },
495 { US"verify", D_verify }
496};
497int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
498unsigned int debug_selector = 0;
499int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 500uschar *delay_warning_condition=
501 US"${if or {"
e85a7ad5 502 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 503 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
504 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
505 "} {no}{yes}}";
059ec3d9
PH		 506BOOL delivery_date_remove = TRUE;
507uschar *deliver_address_data = NULL;
508int deliver_datafile = -1;
509uschar *deliver_domain = NULL;
510uschar *deliver_domain_data = NULL;
511uschar *deliver_domain_orig = NULL;
512uschar *deliver_domain_parent = NULL;
513BOOL deliver_drop_privilege = FALSE;
514BOOL deliver_firsttime = FALSE;
515BOOL deliver_force = FALSE;
516BOOL deliver_freeze = FALSE;
517int deliver_frozen_at = 0;
518uschar *deliver_home = NULL;
519uschar *deliver_host = NULL;
520uschar *deliver_host_address = NULL;
521uschar *deliver_in_buffer = NULL;
522ino_t deliver_inode = 0;
523uschar *deliver_localpart = NULL;
524uschar *deliver_localpart_data = NULL;
525uschar *deliver_localpart_orig = NULL;
526uschar *deliver_localpart_parent = NULL;
527uschar *deliver_localpart_prefix = NULL;
528uschar *deliver_localpart_suffix = NULL;
529BOOL deliver_force_thaw = FALSE;
530BOOL deliver_manual_thaw = FALSE;
531uschar *deliver_out_buffer = NULL;
532int deliver_queue_load_max = -1;
533address_item *deliver_recipients = NULL;
534uschar *deliver_selectstring = NULL;
535BOOL deliver_selectstring_regex = FALSE;
536uschar *deliver_selectstring_sender = NULL;
537BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 538#ifdef WITH_OLD_DEMIME
539int demime_errorlevel = 0;
540int demime_ok = 0;
541uschar *demime_reason = NULL;
542#endif
4c590bd1 543BOOL disable_callout_flush = FALSE;
047bdd8c 544BOOL disable_delay_flush = FALSE;
54fc8428
PH		 545#ifdef ENABLE_DISABLE_FSYNC
546BOOL disable_fsync = FALSE;
547#endif
7e66e54d 548BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 549BOOL disable_logging = FALSE;
550
80a47a2c 551#ifndef DISABLE_DKIM
2df588c9 552uschar *dkim_cur_signer = NULL;
9e5d6b55 553uschar *dkim_signers = NULL;
f7572e5a
TK		 554uschar *dkim_signing_domain = NULL;
555uschar *dkim_signing_selector = NULL;
9e5d6b55 556uschar *dkim_verify_signers = US"$dkim_signers";
80a47a2c
TK		 557BOOL dkim_collect_input = FALSE;
558BOOL dkim_disable_verify = FALSE;
f7572e5a
TK		 559#endif
560
059ec3d9 561uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 562int dns_csa_search_limit = 5;
563BOOL dns_csa_use_reverse = TRUE;
059ec3d9
PH		 564uschar *dns_ipv4_lookup = NULL;
565int dns_retrans = 0;
566int dns_retry = 0;
1f4a55da 567int dns_use_dnssec = -1; /* <0 = not coerced */
e97d1f08 568int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 569uschar *dnslist_domain = NULL;
93655c46 570uschar *dnslist_matched = NULL;
059ec3d9
PH		 571uschar *dnslist_text = NULL;
572uschar *dnslist_value = NULL;
573tree_node *domainlist_anchor = NULL;
574int domainlist_count = 0;
575BOOL dont_deliver = FALSE;
576BOOL dot_ends = TRUE;
577BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 578uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 579
580BOOL enable_dollar_recipients = FALSE;
581BOOL envelope_to_remove = TRUE;
582int errno_quota = ERRNO_QUOTA;
583uschar *errors_copy = NULL;
584int error_handling = ERRORS_SENDER;
585uschar *errors_reply_to = NULL;
586int errors_sender_rc = EXIT_FAILURE;
587
588gid_t exim_gid = EXIM_GID;
589BOOL exim_gid_set = TRUE; /* This gid is always set */
590uschar *exim_path = US BIN_DIRECTORY "/exim"
591 "\0<---------------Space to patch exim_path->";
592uid_t exim_uid = EXIM_UID;
593BOOL exim_uid_set = TRUE; /* This uid is always set */
594int expand_forbid = 0;
595int expand_nlength[EXPAND_MAXN+1];
596int expand_nmax = -1;
597uschar *expand_nstring[EXPAND_MAXN+1];
598BOOL expand_string_forcedfail = FALSE;
599uschar *expand_string_message;
600BOOL extract_addresses_remove_arguments = TRUE;
601uschar *extra_local_interfaces = NULL;
602
29aba418 603int fake_response = OK;
0e22dfd1
PH		 604uschar *fake_response_text = US"Your message has been rejected but is "
605 "being kept for evaluation.\nIf it was a "
606 "legitimate message, it may still be "
607 "delivered to the target recipient(s).";
059ec3d9
PH		 608int filter_n[FILTER_VARIABLE_COUNT];
609BOOL filter_running = FALSE;
610int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 611int filter_test = FTEST_NONE;
612uschar *filter_test_sfile = NULL;
613uschar *filter_test_ufile = NULL;
059ec3d9
PH		 614uschar *filter_thisaddress = NULL;
615int finduser_retries = 0;
8523533c
TK		 616#ifdef WITH_OLD_DEMIME
617uschar *found_extension = NULL;
618#endif
059ec3d9
PH		 619uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
620uschar *freeze_tell = NULL;
6a3f1455 621uschar *freeze_tell_config = NULL;
059ec3d9
PH		 622uschar *fudged_queue_times = US"";
623
624uschar *gecos_name = NULL;
625uschar *gecos_pattern = NULL;
626rewrite_rule *global_rewrite_rules = NULL;
627
628uschar *headers_charset = US HEADERS_CHARSET;
629int header_insert_maxlen = 64 * 1024;
630header_line *header_last = NULL;
631header_line *header_list = NULL;
632int header_maxsize = HEADER_MAXSIZE;
633int header_line_maxsize = 0;
634
635header_name header_names[] = {
636 { US"bcc", 3, TRUE, htype_bcc },
637 { US"cc", 2, TRUE, htype_cc },
638 { US"date", 4, TRUE, htype_date },
639 { US"delivery-date", 13, FALSE, htype_delivery_date },
640 { US"envelope-to", 11, FALSE, htype_envelope_to },
641 { US"from", 4, TRUE, htype_from },
642 { US"message-id", 10, TRUE, htype_id },
643 { US"received", 8, FALSE, htype_received },
644 { US"reply-to", 8, FALSE, htype_reply_to },
645 { US"return-path", 11, FALSE, htype_return_path },
646 { US"sender", 6, TRUE, htype_sender },
647 { US"subject", 7, FALSE, htype_subject },
648 { US"to", 2, TRUE, htype_to }
649};
650
651int header_names_size = sizeof(header_names)/sizeof(header_name);
652
653BOOL header_rewritten = FALSE;
654uschar *helo_accept_junk_hosts = NULL;
655uschar *helo_allow_chars = US"";
656uschar *helo_lookup_domains = US"@ : @[]";
657uschar *helo_try_verify_hosts = NULL;
658BOOL helo_verified = FALSE;
d7b47fd0 659BOOL helo_verify_failed = FALSE;
059ec3d9 660uschar *helo_verify_hosts = NULL;
1ba28e2b 661const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH		 662uschar *hold_domains = NULL;
663BOOL host_checking = FALSE;
664BOOL host_checking_callout = FALSE;
665uschar *host_data = NULL;
666BOOL host_find_failed_syntax= FALSE;
667uschar *host_lookup = NULL;
b08b24c8 668BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 669BOOL host_lookup_failed = FALSE;
670uschar *host_lookup_order = US"bydns:byaddr";
671uschar *host_lookup_msg = US"";
672int host_number = 0;
673uschar *host_number_string = NULL;
674uschar *host_reject_connection = NULL;
675tree_node *hostlist_anchor = NULL;
676int hostlist_count = 0;
677uschar *hosts_treat_as_local = NULL;
678uschar *hosts_connection_nolog = NULL;
679
680int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
681BOOL ignore_fromline_local = FALSE;
682uschar *ignore_fromline_hosts = NULL;
9ee44efb
PP		 683BOOL inetd_wait_mode = FALSE;
684int inetd_wait_timeout = -1;
059ec3d9
PH		 685uschar *interface_address = NULL;
686int interface_port = -1;
687BOOL is_inetd = FALSE;
0ce9abe6 688uschar *iterate_item = NULL;
059ec3d9
PH		 689
690int journal_fd = -1;
691
692int keep_malformed = 4*24*60*60; /* 4 days */
693
694uschar *eldap_dn = NULL;
695int load_average = -2;
696BOOL local_error_message = FALSE;
697BOOL local_from_check = TRUE;
698uschar *local_from_prefix = NULL;
699uschar *local_from_suffix = NULL;
700
701#if HAVE_IPV6
702uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
703#else
704uschar *local_interfaces = US"0.0.0.0";
705#endif
706
707uschar *local_scan_data = NULL;
708int local_scan_timeout = 5*60;
709BOOL local_sender_retain = FALSE;
710gid_t local_user_gid = (gid_t)(-1);
711uid_t local_user_uid = (uid_t)(-1);
712
713tree_node *localpartlist_anchor= NULL;
714int localpartlist_count = 0;
715uschar *log_buffer = NULL;
716unsigned int log_extra_selector = LX_default;
717uschar *log_file_path = US LOG_FILE_PATH
718 "\0<--------------Space to patch log_file_path->";
719
720/* Those log options with L_xxx identifiers have values less than 0x800000 and
721are the ones that get put into log_write_selector. They can be used in calls to
722log_write() to test for the bit. The options with LX_xxx identifiers have
3f0945ff 723values greater than 0x80000000 and are put into log_extra_selector (without the
059ec3d9
PH		 724top bit). They are never used in calls to log_write(), but are tested
725independently. This separation became necessary when the number of log
726selectors was getting close to filling a 32-bit word. */
727
f3f065bb
PH		 728/* Note that this list must be in alphabetical order. */
729
059ec3d9 730bit_table log_options[] = {
49826d12 731 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 732 { US"address_rewrite", L_address_rewrite },
733 { US"all", L_all },
734 { US"all_parents", L_all_parents },
735 { US"arguments", LX_arguments },
736 { US"connection_reject", L_connection_reject },
737 { US"delay_delivery", L_delay_delivery },
738 { US"deliver_time", LX_deliver_time },
739 { US"delivery_size", LX_delivery_size },
740 { US"dnslist_defer", L_dnslist_defer },
741 { US"etrn", L_etrn },
742 { US"host_lookup_failed", L_host_lookup_failed },
743 { US"ident_timeout", LX_ident_timeout },
744 { US"incoming_interface", LX_incoming_interface },
745 { US"incoming_port", LX_incoming_port },
746 { US"lost_incoming_connection", L_lost_incoming_connection },
747 { US"outgoing_port", LX_outgoing_port },
f3f065bb 748 { US"pid", LX_pid },
059ec3d9
PH		 749 { US"queue_run", L_queue_run },
750 { US"queue_time", LX_queue_time },
2ac0e484 751 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 752 { US"received_recipients", LX_received_recipients },
753 { US"received_sender", LX_received_sender },
754 { US"rejected_header", LX_rejected_header },
755 { US"rejected_headers", LX_rejected_header },
756 { US"retry_defer", L_retry_defer },
757 { US"return_path_on_delivery", LX_return_path_on_delivery },
758 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 759 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 760 { US"size_reject", L_size_reject },
761 { US"skip_delivery", L_skip_delivery },
762 { US"smtp_confirmation", LX_smtp_confirmation },
763 { US"smtp_connection", L_smtp_connection },
764 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
b4ed4da0 765 { US"smtp_no_mail", LX_smtp_no_mail },
059ec3d9
PH		 766 { US"smtp_protocol_error", L_smtp_protocol_error },
767 { US"smtp_syntax_error", L_smtp_syntax_error },
768 { US"subject", LX_subject },
769 { US"tls_certificate_verified", LX_tls_certificate_verified },
770 { US"tls_cipher", LX_tls_cipher },
1130bfb0 771 { US"tls_peerdn", LX_tls_peerdn },
3f0945ff 772 { US"tls_sni", LX_tls_sni },
1130bfb0 773 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 774};
775
776int log_options_count = sizeof(log_options)/sizeof(bit_table);
6ea85e9a 777int log_reject_target = 0;
059ec3d9
PH		 778uschar *log_selector_string = NULL;
779FILE *log_stderr = NULL;
780BOOL log_testing_mode = FALSE;
781BOOL log_timezone = FALSE;
6ea85e9a 782unsigned int log_write_selector= L_default;
059ec3d9
PH		 783uschar *login_sender_address = NULL;
784int lookup_open_max = 25;
785uschar *lookup_value = NULL;
786
787macro_item *macros = NULL;
788uschar *mailstore_basename = NULL;
8523533c
TK		 789#ifdef WITH_CONTENT_SCAN
790uschar *malware_name = NULL; /* Virus Name */
791#endif
d677b2f2 792int max_received_linelength= 0;
059ec3d9
PH		 793int max_username_length = 0;
794int message_age = 0;
795uschar *message_body = NULL;
796uschar *message_body_end = NULL;
ddea74fa 797BOOL message_body_newlines = FALSE;
059ec3d9
PH		 798int message_body_size = 0;
799int message_body_visible = 500;
800int message_ended = END_NOTSTARTED;
801uschar *message_headers = NULL;
802uschar *message_id;
803uschar *message_id_domain = NULL;
804uschar *message_id_text = NULL;
805struct timeval message_id_tv = { 0, 0 };
806uschar message_id_option[MESSAGE_ID_LENGTH + 3];
807uschar *message_id_external;
808int message_linecount = 0;
809BOOL message_logs = TRUE;
810int message_size = 0;
811uschar *message_size_limit = US"50M";
812uschar message_subdir[2] = { 0, 0 };
813uschar *message_reference = NULL;
8523533c
TK		 814
815/* MIME ACL expandables */
816#ifdef WITH_CONTENT_SCAN
f7b63901 817int mime_anomaly_level = 0;
1ba28e2b 818const uschar *mime_anomaly_text = NULL;
8523533c
TK		 819uschar *mime_boundary = NULL;
820uschar *mime_charset = NULL;
821uschar *mime_content_description = NULL;
822uschar *mime_content_disposition = NULL;
823uschar *mime_content_id = NULL;
824unsigned int mime_content_size = 0;
825uschar *mime_content_transfer_encoding = NULL;
826uschar *mime_content_type = NULL;
827uschar *mime_decoded_filename = NULL;
828uschar *mime_filename = NULL;
829int mime_is_multipart = 0;
830int mime_is_coverletter = 0;
831int mime_is_rfc822 = 0;
832int mime_part_count = -1;
833#endif
834
059ec3d9
PH		 835BOOL mua_wrapper = FALSE;
836
837uid_t *never_users = NULL;
8523533c
TK		 838#ifdef WITH_CONTENT_SCAN
839BOOL no_mbox_unspool = FALSE;
840#endif
059ec3d9
PH		 841BOOL no_multiline_responses = FALSE;
842
843uid_t original_euid;
844gid_t originator_gid;
845uschar *originator_login = NULL;
846uschar *originator_name = NULL;
847uid_t originator_uid;
848uschar *override_local_interfaces = NULL;
849uschar *override_pid_file_path = NULL;
850
851BOOL parse_allow_group = FALSE;
852BOOL parse_found_group = FALSE;
853uschar *percent_hack_domains = NULL;
854uschar *pid_file_path = US PID_FILE_PATH
855 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 856BOOL pipelining_enable = TRUE;
059ec3d9
PH		 857uschar *pipelining_advertise_hosts = US"*";
858BOOL preserve_message_logs = FALSE;
859uschar *primary_hostname = NULL;
860BOOL print_topbitchars = FALSE;
861uschar process_info[PROCESS_INFO_SIZE];
921b12ca 862int process_info_len = 0;
059ec3d9
PH		 863uschar *process_log_path = NULL;
864BOOL prod_requires_admin = TRUE;
fffda43a
TK		 865uschar *prvscheck_address = NULL;
866uschar *prvscheck_keynum = NULL;
867uschar *prvscheck_result = NULL;
868
059ec3d9
PH		 869
870uschar *qualify_domain_recipient = NULL;
871uschar *qualify_domain_sender = NULL;
872BOOL queue_2stage = FALSE;
873uschar *queue_domains = NULL;
874int queue_interval = -1;
875BOOL queue_list_requires_admin = TRUE;
876BOOL queue_only = FALSE;
877uschar *queue_only_file = NULL;
878int queue_only_load = -1;
8669f003 879BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 880BOOL queue_only_override = TRUE;
881BOOL queue_only_policy = FALSE;
882BOOL queue_run_first_delivery = FALSE;
883BOOL queue_run_force = FALSE;
884BOOL queue_run_in_order = FALSE;
885BOOL queue_run_local = FALSE;
886int queue_run_max = 5;
887pid_t queue_run_pid = (pid_t)0;
888int queue_run_pipe = -1;
889BOOL queue_running = FALSE;
890BOOL queue_smtp = FALSE;
891uschar *queue_smtp_domains = NULL;
892
893unsigned int random_seed = 0;
fe0dab11 894tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 895tree_node *ratelimiters_conn = NULL;
896tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 897uschar *raw_active_hostname = NULL;
898uschar *raw_sender = NULL;
899uschar **raw_recipients = NULL;
900int raw_recipients_count = 0;
901
902int rcpt_count = 0;
903int rcpt_fail_count = 0;
904int rcpt_defer_count = 0;
905gid_t real_gid;
906uid_t real_uid;
907BOOL really_exim = TRUE;
908BOOL receive_call_bombout = FALSE;
909int receive_linecount = 0;
910int receive_messagecount = 0;
911int receive_timeout = 0;
912int received_count = 0;
913uschar *received_for = NULL;
914
915/* This is the default text for Received headers generated by Exim. The
916date will be automatically added on the end. */
917
918uschar *received_header_text = US
919 "Received: "
920 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 921 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 922 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
923 "by $primary_hostname "
924 "${if def:received_protocol {with $received_protocol}} "
925 #ifdef SUPPORT_TLS
926 "${if def:tls_cipher {($tls_cipher)\n\t}}"
927 #endif
928 "(Exim $version_number)\n\t"
3e46c1aa 929 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 930 "id $message_exim_id"
059ec3d9
PH		 931 "${if def:received_for {\n\tfor $received_for}}"
932 "\0<---------------Space to patch received_header_text->";
933
934int received_headers_max = 30;
935uschar *received_protocol = NULL;
936int received_time = 0;
937uschar *recipient_data = NULL;
938uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 939uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 940int recipients_count = 0;
941BOOL recipients_discarded = FALSE;
942recipient_item *recipients_list = NULL;
943int recipients_list_max = 0;
944int recipients_max = 0;
945BOOL recipients_max_reject = FALSE;
946const pcre *regex_AUTH = NULL;
947const pcre *regex_check_dns_names = NULL;
948const pcre *regex_From = NULL;
f1513293 949const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 950const pcre *regex_PIPELINING = NULL;
951const pcre *regex_SIZE = NULL;
a5bd321b 952const pcre *regex_smtp_code = NULL;
059ec3d9 953const pcre *regex_ismsgid = NULL;
a7cbbf50
PP		 954#ifdef WHITELIST_D_MACROS
955const pcre *regex_whitelisted_macro = NULL;
956#endif
8523533c
TK		 957#ifdef WITH_CONTENT_SCAN
958uschar *regex_match_string = NULL;
959#endif
059ec3d9
PH		 960int remote_delivery_count = 0;
961int remote_max_parallel = 2;
962uschar *remote_sort_domains = NULL;
963int retry_data_expire = 7*24*60*60;
964int retry_interval_max = 24*60*60;
965int retry_maximum_timeout = 0; /* set from retry config */
966retry_config *retries = NULL;
967uschar *return_path = NULL;
968BOOL return_path_remove = TRUE;
969int rewrite_existflags = 0;
970uschar *rfc1413_hosts = US"*";
8def5aaf 971int rfc1413_query_timeout = 5;
059ec3d9 972/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 973uid_t root_gid = ROOT_GID;
059ec3d9
PH		 974uid_t root_uid = ROOT_UID;
975
976router_instance *routers = NULL;
977router_instance router_defaults = {
978 NULL, /* chain pointer */
979 NULL, /* name */
980 NULL, /* info */
981 NULL, /* private options block pointer */
982 NULL, /* driver name */
983
984 NULL, /* address_data */
8523533c
TK		 985#ifdef EXPERIMENTAL_BRIGHTMAIL
986 NULL, /* bmi_rule */
8e669ac1 987#endif
059ec3d9
PH		 988 NULL, /* cannot_route_message */
989 NULL, /* condition */
990 NULL, /* current_directory */
991 NULL, /* debug_string */
992 NULL, /* domains */
993 NULL, /* errors_to */
994 NULL, /* expand_gid */
995 NULL, /* expand_uid */
996 NULL, /* expand_more */
997 NULL, /* expand_unseen */
998 NULL, /* extra_headers */
999 NULL, /* fallback_hosts */
1000 NULL, /* home_directory */
1001 NULL, /* ignore_target_hosts */
1002 NULL, /* local_parts */
1003 NULL, /* pass_router_name */
1004 NULL, /* prefix */
1005 NULL, /* redirect_router_name */
1006 NULL, /* remove_headers */
1007 NULL, /* require_files */
1008 NULL, /* router_home_directory */
1009 US"freeze", /* self */
1010 NULL, /* senders */
1011 NULL, /* suffix */
1012 NULL, /* translate_ip_address */
1013 NULL, /* transport_name */
1014
1015 TRUE, /* address_test */
8523533c
TK		 1016#ifdef EXPERIMENTAL_BRIGHTMAIL
1017 FALSE, /* bmi_deliver_alternate */
1018 FALSE, /* bmi_deliver_default */
1019 FALSE, /* bmi_dont_deliver */
1020#endif
059ec3d9
PH		 1021 TRUE, /* expn */
1022 FALSE, /* caseful_local_part */
1023 FALSE, /* check_local_user */
1024 FALSE, /* disable_logging */
1025 FALSE, /* fail_verify_recipient */
1026 FALSE, /* fail_verify_sender */
1027 FALSE, /* gid_set */
1028 FALSE, /* initgroups */
1029 TRUE_UNSET, /* log_as_local */
1030 TRUE, /* more */
1031 FALSE, /* pass_on_timeout */
1032 FALSE, /* prefix_optional */
1033 TRUE, /* repeat_use */
1034 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1035 FALSE, /* same_domain_copy_routing */
1036 FALSE, /* self_rewrite */
1037 FALSE, /* suffix_optional */
1038 FALSE, /* verify_only */
1039 TRUE, /* verify_recipient */
1040 TRUE, /* verify_sender */
1041 FALSE, /* uid_set */
1042 FALSE, /* unseen */
1043
1044 self_freeze, /* self_code */
1045 (uid_t)(-1), /* uid */
1046 (gid_t)(-1), /* gid */
1047
1048 NULL, /* fallback_hostlist */
1049 NULL, /* transport instance */
1050 NULL, /* pass_router */
1051 NULL /* redirect_router */
1052};
1053
1054ip_address_item *running_interfaces = NULL;
1055BOOL running_in_test_harness = FALSE;
1056
1057/* This is a weird one. The following string gets patched in the binary by the
1058script that sets up a copy of Exim for running in the test harness. It seems
1059that compilers are now clever, and share constant strings if they can.
1060Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1061make use of the end of this string in order to save space. So the patching then
8669f003 1062wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1063onto the end of the string. */
1064
1065uschar *running_status = US">>>running<<<" "\0EXTRA";
1066
1067int runrc = 0;
1068
1069uschar *search_error_message = NULL;
1070BOOL search_find_defer = FALSE;
1071uschar *self_hostname = NULL;
1072uschar *sender_address = NULL;
1073unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1074uschar *sender_address_data = NULL;
059ec3d9
PH		 1075BOOL sender_address_forced = FALSE;
1076uschar *sender_address_unrewritten = NULL;
1077uschar *sender_data = NULL;
1078unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1079uschar *sender_fullhost = NULL;
1080uschar *sender_helo_name = NULL;
1081uschar **sender_host_aliases = &no_aliases;
1082uschar *sender_host_address = NULL;
1083uschar *sender_host_authenticated = NULL;
1084unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1f4a55da 1085BOOL sender_host_dnssec = FALSE;
059ec3d9
PH		 1086uschar *sender_host_name = NULL;
1087int sender_host_port = 0;
1088BOOL sender_host_notsocket = FALSE;
1089BOOL sender_host_unknown = FALSE;
1090uschar *sender_ident = NULL;
1091BOOL sender_local = FALSE;
2fe1a124 1092BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1093uschar *sender_rate = NULL;
1094uschar *sender_rate_limit = NULL;
1095uschar *sender_rate_period = NULL;
059ec3d9
PH		 1096uschar *sender_rcvhost = NULL;
1097BOOL sender_set_untrusted = FALSE;
1098uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1099uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1100address_item *sender_verified_list = NULL;
1101address_item *sender_verified_failed = NULL;
1102int sender_verified_rc = -1;
1103BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1104uschar *sending_ip_address = NULL;
1105int sending_port = -1;
cd59ab18 1106SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9
PH		 1107uschar **sighup_argv = NULL;
1108int smtp_accept_count = 0;
1109BOOL smtp_accept_keepalive = TRUE;
1110int smtp_accept_max = 20;
1111int smtp_accept_max_nonmail= 10;
1112uschar *smtp_accept_max_nonmail_hosts = US"*";
1113int smtp_accept_max_per_connection = 1000;
1114uschar *smtp_accept_max_per_host = NULL;
1115int smtp_accept_queue = 0;
1116int smtp_accept_queue_per_connection = 10;
1117int smtp_accept_reserve = 0;
1118uschar *smtp_active_hostname = NULL;
1119BOOL smtp_authenticated = FALSE;
1f5b4c3d 1120uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1121 "Exim $version_number $tod_full"
1122 "\0<---------------Space to patch smtp_banner->";
1123BOOL smtp_batched_input = FALSE;
1124BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1125int smtp_ch_index = 0;
3ee512ff
PH		 1126uschar *smtp_cmd_argument = NULL;
1127uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1128time_t smtp_connection_start = 0;
1129uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1130int smtp_connect_backlog = 20;
1131double smtp_delay_mail = 0.0;
1132double smtp_delay_rcpt = 0.0;
1133BOOL smtp_enforce_sync = TRUE;
1134FILE *smtp_in = NULL;
1135BOOL smtp_input = FALSE;
1136int smtp_load_reserve = -1;
1137int smtp_mailcmd_count = 0;
1138FILE *smtp_out = NULL;
1139uschar *smtp_etrn_command = NULL;
1140BOOL smtp_etrn_serialize = TRUE;
1141int smtp_max_synprot_errors= 3;
1142int smtp_max_unknown_commands = 3;
8f128379 1143uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1144uschar *smtp_ratelimit_hosts = NULL;
1145uschar *smtp_ratelimit_mail = NULL;
1146uschar *smtp_ratelimit_rcpt = NULL;
1147uschar *smtp_read_error = US"";
1148int smtp_receive_timeout = 5*60;
1149uschar *smtp_reserve_hosts = NULL;
1150BOOL smtp_return_error_details = FALSE;
1151int smtp_rlm_base = 0;
1152double smtp_rlm_factor = 0.0;
1153int smtp_rlm_limit = 0;
1154int smtp_rlm_threshold = INT_MAX;
1155int smtp_rlr_base = 0;
1156double smtp_rlr_factor = 0.0;
1157int smtp_rlr_limit = 0;
1158int smtp_rlr_threshold = INT_MAX;
1159BOOL smtp_use_pipelining = FALSE;
1160BOOL smtp_use_size = FALSE;
8523533c
TK		 1161
1162#ifdef WITH_CONTENT_SCAN
1163uschar *spamd_address = US"127.0.0.1 783";
1164uschar *spam_bar = NULL;
1165uschar *spam_report = NULL;
1166uschar *spam_score = NULL;
1167uschar *spam_score_int = NULL;
1168#endif
1169#ifdef EXPERIMENTAL_SPF
65a7d8c3 1170uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1171uschar *spf_header_comment = NULL;
1172uschar *spf_received = NULL;
1173uschar *spf_result = NULL;
1174uschar *spf_smtp_comment = NULL;
1175#endif
1176
059ec3d9
PH		 1177BOOL split_spool_directory = FALSE;
1178uschar *spool_directory = US SPOOL_DIRECTORY
1179 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1180#ifdef EXPERIMENTAL_SRS
1181uschar *srs_config = NULL;
1182uschar *srs_db_address = NULL;
1183uschar *srs_db_key = NULL;
384152a6
TK		 1184int srs_hashlength = 6;
1185int srs_hashmin = -1;
1186int srs_maxage = 31;
8523533c
TK		 1187uschar *srs_orig_recipient = NULL;
1188uschar *srs_orig_sender = NULL;
1189uschar *srs_recipient = NULL;
384152a6 1190uschar *srs_secrets = NULL;
8523533c 1191uschar *srs_status = NULL;
384152a6
TK		 1192BOOL srs_usehash = TRUE;
1193BOOL srs_usetimestamp = TRUE;
8e669ac1 1194#endif
38a0a95f 1195BOOL strict_acl_vars = FALSE;
059ec3d9 1196int string_datestamp_offset= -1;
f1e5fef5
PP		 1197int string_datestamp_length= 0;
1198int string_datestamp_type = -1;
059ec3d9
PH		 1199BOOL strip_excess_angle_brackets = FALSE;
1200BOOL strip_trailing_dot = FALSE;
1201uschar *submission_domain = NULL;
1202BOOL submission_mode = FALSE;
2fe1a124 1203uschar *submission_name = NULL;
8800895a 1204BOOL suppress_local_fixups = FALSE;
f4ee74ac 1205BOOL suppress_local_fixups_default = FALSE;
059ec3d9
PH		 1206BOOL synchronous_delivery = FALSE;
1207BOOL syslog_duplication = TRUE;
1208int syslog_facility = LOG_MAIL;
1209uschar *syslog_processname = US"exim";
1210BOOL syslog_timestamp = TRUE;
1211uschar *system_filter = NULL;
1212
1213uschar *system_filter_directory_transport = NULL;
1214uschar *system_filter_file_transport = NULL;
1215uschar *system_filter_pipe_transport = NULL;
1216uschar *system_filter_reply_transport = NULL;
1217
1218gid_t system_filter_gid = 0;
1219BOOL system_filter_gid_set = FALSE;
79d4bc3d 1220uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1221BOOL system_filter_uid_set = FALSE;
1222BOOL system_filtering = FALSE;
1223
1224BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1225#ifdef USE_TCP_WRAPPERS
1226uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1227#endif
8669f003 1228int test_harness_load_avg = 0;
059ec3d9
PH		 1229int thismessage_size_limit = 0;
1230int timeout_frozen_after = 0;
1231BOOL timestamps_utc = FALSE;
1232
1233transport_instance *transports = NULL;
1234
1235transport_instance transport_defaults = {
1236 NULL, /* chain pointer */
1237 NULL, /* name */
1238 NULL, /* info */
1239 NULL, /* private options block pointer */
1240 NULL, /* driver name */
1241 NULL, /* setup entry point */
1242 1, /* batch_max */
1243 NULL, /* batch_id */
1244 NULL, /* home_dir */
1245 NULL, /* current_dir */
1246 TRUE, /* multi-domain */
1247 FALSE, /* overrides_hosts */
1248 100, /* max_addresses */
1249 500, /* connection_max_messages */
1250 FALSE, /* deliver_as_creator */
1251 FALSE, /* disable_logging */
1252 FALSE, /* initgroups */
1253 FALSE, /* uid_set */
1254 FALSE, /* gid_set */
1255 (uid_t)(-1), /* uid */
1256 (gid_t)(-1), /* gid */
1257 NULL, /* expand_uid */
1258 NULL, /* expand_gid */
1259 NULL, /* warn_message */
1260 NULL, /* shadow */
1261 NULL, /* shadow_condition */
1262 NULL, /* filter_command */
1263 NULL, /* add_headers */
1264 NULL, /* remove_headers */
1265 NULL, /* return_path */
1266 NULL, /* debug_string */
1267 NULL, /* message_size_limit */
1268 NULL, /* headers_rewrite */
1269 NULL, /* rewrite_rules */
1270 0, /* rewrite_existflags */
1271 300, /* filter_timeout */
1272 FALSE, /* body_only */
1273 FALSE, /* delivery_date_add */
1274 FALSE, /* envelope_to_add */
1275 FALSE, /* headers_only */
1276 FALSE, /* rcpt_include_affixes */
1277 FALSE, /* return_path_add */
1278 FALSE, /* return_output */
1279 FALSE, /* return_fail_output */
1280 FALSE, /* log_output */
1281 FALSE, /* log_fail_output */
1282 FALSE, /* log_defer_output */
1283 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1284 1 nor 0 so can detect unset */
1285};
1286
1287int transport_count;
332f5cf3 1288int transport_newlines;
059ec3d9
PH		 1289uschar **transport_filter_argv = NULL;
1290int transport_filter_timeout;
2e2a30b4 1291BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1292int transport_write_timeout= 0;
1293
1294tree_node *tree_dns_fails = NULL;
1295tree_node *tree_duplicates = NULL;
1296tree_node *tree_nonrecipients = NULL;
1297tree_node *tree_unusable = NULL;
1298
1299BOOL trusted_caller = FALSE;
e2f5dc15 1300BOOL trusted_config = TRUE;
059ec3d9
PH		 1301gid_t *trusted_groups = NULL;
1302uid_t *trusted_users = NULL;
1303uschar *timezone_string = US TIMEZONE_DEFAULT;
1304
1305uschar *unknown_login = NULL;
1306uschar *unknown_username = NULL;
1307uschar *untrusted_set_sender = NULL;
1308
1309/* A regex for matching a "From_" line in an incoming message, in the form
1310
1311 From ph10 Fri Jan 5 12:35 GMT 1996
1312
1313which the "mail" commands send to the MTA (undocumented, of course), or in
1314the form
1315
1316 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1317
1318which is apparently used by some UUCPs, despite it not being in RFC 976.
1319Because of variations in time formats, just match up to the minutes. That
1320should be sufficient. Examples have been seen of time fields like 12:1:03,
1321so just require one digit for hours and minutes. The weekday is also absent
1322in some forms. */
1323
1324uschar *uucp_from_pattern = US
1325 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1326 "(?:" /* Non-extracting bracket */
1327 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1328 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1329 ")" /* End alternation */
1330 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1331
1332uschar *uucp_from_sender = US"$1";
1333
1334uschar *warn_message_file = NULL;
1335uschar *warnmsg_delay = NULL;
1336uschar *warnmsg_recipients = NULL;
1337BOOL write_rejectlog = TRUE;
1338
f45100a3
PP		 1339uschar *version_copyright =
1340 US"Copyright (c) University of Cambridge, 1995 - 2012\n"
ab6dcfbe 1341 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2012";
059ec3d9
PH		 1342uschar *version_date = US"?";
1343uschar *version_cnumber = US"????";
1344uschar *version_string = US"?";
1345
1346int warning_count = 0;
1347
1348/* End of globals.c */
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