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Added dns_use_edns0 main option.
[exim.git] / src / src / globals.c
CommitLineData
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
bc19a55b
PP		 63uschar *eldap_ca_cert_dir = NULL;
64uschar *eldap_ca_cert_file = NULL;
65uschar *eldap_cert_file = NULL;
66uschar *eldap_cert_key = NULL;
67uschar *eldap_cipher_suite = NULL;
059ec3d9 68uschar *eldap_default_servers = NULL;
bc19a55b 69uschar *eldap_require_cert = NULL;
059ec3d9 70int eldap_version = -1;
bc19a55b 71BOOL eldap_start_tls = FALSE;
059ec3d9
PH		 72#endif
73
74#ifdef LOOKUP_MYSQL
75uschar *mysql_servers = NULL;
76#endif
77
78#ifdef LOOKUP_ORACLE
79uschar *oracle_servers = NULL;
80#endif
81
82#ifdef LOOKUP_PGSQL
83uschar *pgsql_servers = NULL;
84#endif
85
31480e42
PH		 86#ifdef LOOKUP_SQLITE
87int sqlite_lock_timeout = 5;
88#endif
89
059ec3d9
PH		 90#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
91BOOL move_frozen_messages = FALSE;
92#endif
93
94/* These variables are outside the #ifdef because it keeps the code less
95cluttered in several places (e.g. during logging) if we can always refer to
96them. Also, the tls_ variables are now always visible. */
97
98BOOL tls_active = -1;
99BOOL tls_certificate_verified = FALSE;
100uschar *tls_cipher = NULL;
101BOOL tls_on_connect = FALSE;
102uschar *tls_on_connect_ports = NULL;
103uschar *tls_peerdn = NULL;
104
105#ifdef SUPPORT_TLS
e6060e2c 106BOOL gnutls_compat_mode = FALSE;
83da1223
PH		 107uschar *gnutls_require_mac = NULL;
108uschar *gnutls_require_kx = NULL;
109uschar *gnutls_require_proto = NULL;
77bb000f 110uschar *openssl_options = NULL;
059ec3d9
PH		 111const pcre *regex_STARTTLS = NULL;
112uschar *tls_advertise_hosts = NULL; /* This is deliberate */
113uschar *tls_certificate = NULL;
114uschar *tls_crl = NULL;
115uschar *tls_dhparam = NULL;
116BOOL tls_offered = FALSE;
117uschar *tls_privatekey = NULL;
118BOOL tls_remember_esmtp = FALSE;
119uschar *tls_require_ciphers = NULL;
120uschar *tls_try_verify_hosts = NULL;
121uschar *tls_verify_certificates= NULL;
122uschar *tls_verify_hosts = NULL;
123#endif
124
125
126/* Input-reading functions for messages, so we can use special ones for
127incoming TCP/IP. The defaults use stdin. We never need these for any
128stand-alone tests. */
129
130#ifndef STAND_ALONE
131int (*receive_getc)(void) = stdin_getc;
132int (*receive_ungetc)(int) = stdin_ungetc;
133int (*receive_feof)(void) = stdin_feof;
134int (*receive_ferror)(void) = stdin_ferror;
58eb016e 135BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 136#endif
137
138
139/* List of per-address expansion variables for clearing and saving/restoring
140when verifying one address while routing/verifying another. We have to have
141the size explicit, because it is referenced from more than one module. */
142
143uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
144 &deliver_address_data,
145 &deliver_domain,
146 &deliver_domain_data,
147 &deliver_domain_orig,
148 &deliver_domain_parent,
149 &deliver_localpart,
150 &deliver_localpart_data,
151 &deliver_localpart_orig,
152 &deliver_localpart_parent,
153 &deliver_localpart_prefix,
154 &deliver_localpart_suffix,
155 (uschar **)(&deliver_recipients),
156 &deliver_host,
157 &deliver_home,
158 &address_file,
159 &address_pipe,
160 &self_hostname,
161 NULL };
162
163int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
164
165/* General global variables */
166
71fafd95 167header_line *acl_added_headers = NULL;
059ec3d9 168tree_node *acl_anchor = NULL;
8f128379 169
059ec3d9 170uschar *acl_not_smtp = NULL;
54cdb463
PH		 171#ifdef WITH_CONTENT_SCAN
172uschar *acl_not_smtp_mime = NULL;
173#endif
45b91596 174uschar *acl_not_smtp_start = NULL;
8f128379 175
059ec3d9
PH		 176uschar *acl_smtp_auth = NULL;
177uschar *acl_smtp_connect = NULL;
178uschar *acl_smtp_data = NULL;
80a47a2c
TK		 179#ifndef DISABLE_DKIM
180uschar *acl_smtp_dkim = NULL;
181#endif
059ec3d9
PH		 182uschar *acl_smtp_etrn = NULL;
183uschar *acl_smtp_expn = NULL;
184uschar *acl_smtp_helo = NULL;
185uschar *acl_smtp_mail = NULL;
186uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 187#ifdef WITH_CONTENT_SCAN
188uschar *acl_smtp_mime = NULL;
189#endif
8f128379 190uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 191uschar *acl_smtp_predata = NULL;
192uschar *acl_smtp_quit = NULL;
193uschar *acl_smtp_rcpt = NULL;
194uschar *acl_smtp_starttls = NULL;
195uschar *acl_smtp_vrfy = NULL;
8f128379 196
059ec3d9 197BOOL acl_temp_details = FALSE;
38a0a95f
PH		 198tree_node *acl_var_c = NULL;
199tree_node *acl_var_m = NULL;
059ec3d9 200uschar *acl_verify_message = NULL;
059ec3d9
PH		 201string_item *acl_warn_logged = NULL;
202
203/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
204error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
205
206uschar *acl_wherenames[] = { US"RCPT",
207 US"MAIL",
208 US"PREDATA",
8523533c 209 US"MIME",
80a47a2c 210 US"DKIM",
059ec3d9
PH		 211 US"DATA",
212 US"non-SMTP",
213 US"AUTH",
214 US"connection",
215 US"ETRN",
216 US"EXPN",
217 US"EHLO or HELO",
218 US"MAILAUTH",
45b91596 219 US"non-SMTP-start",
8f128379 220 US"NOTQUIT",
059ec3d9
PH		 221 US"QUIT",
222 US"STARTTLS",
223 US"VRFY"
224 };
225
a5bd321b
PH		 226uschar *acl_wherecodes[] = { US"550", /* RCPT */
227 US"550", /* MAIL */
228 US"550", /* PREDATA */
229 US"550", /* MIME */
80a47a2c 230 US"550", /* DKIM */
a5bd321b
PH		 231 US"550", /* DATA */
232 US"0", /* not SMTP; not relevant */
233 US"503", /* AUTH */
234 US"550", /* connect */
235 US"458", /* ETRN */
236 US"550", /* EXPN */
237 US"550", /* HELO/EHLO */
238 US"0", /* MAILAUTH; not relevant */
239 US"0", /* not SMTP; not relevant */
8f128379 240 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 241 US"0", /* QUIT; not relevant */
242 US"550", /* STARTTLS */
243 US"252" /* VRFY */
059ec3d9 244 };
8e669ac1 245
69358f02
PH		 246BOOL active_local_from_check = FALSE;
247BOOL active_local_sender_retain = FALSE;
059ec3d9
PH		 248BOOL accept_8bitmime = FALSE;
249address_item *addr_duplicate = NULL;
250
251address_item address_defaults = {
252 NULL, /* next */
253 NULL, /* parent */
254 NULL, /* first */
255 NULL, /* dupof */
256 NULL, /* start_router */
257 NULL, /* router */
258 NULL, /* transport */
259 NULL, /* host_list */
260 NULL, /* host_used */
261 NULL, /* fallback_hosts */
262 NULL, /* reply */
263 NULL, /* retries */
264 NULL, /* address */
265 NULL, /* unique */
266 NULL, /* cc_local_part */
267 NULL, /* lc_local_part */
268 NULL, /* local_part */
269 NULL, /* prefix */
270 NULL, /* suffix */
271 NULL, /* domain */
272 NULL, /* address_retry_key */
273 NULL, /* domain_retry_key */
274 NULL, /* current_dir */
275 NULL, /* home_dir */
276 NULL, /* message */
277 NULL, /* user_message */
278 NULL, /* onetime_parent */
279 NULL, /* pipe_expandn */
280 NULL, /* return_filename */
281 NULL, /* self_hostname */
282 NULL, /* shadow_message */
283 #ifdef SUPPORT_TLS
284 NULL, /* cipher */
285 NULL, /* peerdn */
286 #endif
287 (uid_t)(-1), /* uid */
288 (gid_t)(-1), /* gid */
289 0, /* flags */
290 { 0 }, /* domain_cache - any larger array should be zeroed */
291 { 0 }, /* localpart_cache - ditto */
292 -1, /* mode */
293 0, /* more_errno */
294 ERRNO_UNKNOWNERROR, /* basic_errno */
295 0, /* child_count */
296 -1, /* return_file */
297 SPECIAL_NONE, /* special_action */
298 DEFER, /* transport_return */
299 { /* fields that are propagated to children */
300 NULL, /* address_data */
301 NULL, /* domain_data */
302 NULL, /* localpart_data */
303 NULL, /* errors_address */
304 NULL, /* extra_headers */
305 NULL, /* remove_headers */
384152a6
TK		 306#ifdef EXPERIMENTAL_SRS
307 NULL, /* srs_sender */
308#endif
059ec3d9
PH		 309 }
310};
311
312uschar *address_file = NULL;
313uschar *address_pipe = NULL;
314BOOL address_test_mode = FALSE;
315tree_node *addresslist_anchor = NULL;
316int addresslist_count = 0;
317gid_t *admin_groups = NULL;
318BOOL admin_user = FALSE;
c46782ef 319BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 320BOOL allow_domain_literals = FALSE;
321BOOL allow_mx_to_ip = FALSE;
322BOOL allow_unqualified_recipient = TRUE; /* For local messages */
323BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
324BOOL allow_utf8_domains = FALSE;
325uschar *authenticated_id = NULL;
326uschar *authenticated_sender = NULL;
327BOOL authentication_failed = FALSE;
328auth_instance *auths = NULL;
329uschar *auth_advertise_hosts = US"*";
330auth_instance auth_defaults = {
331 NULL, /* chain pointer */
332 NULL, /* name */
333 NULL, /* info */
334 NULL, /* private options block pointer */
335 NULL, /* driver_name */
336 NULL, /* advertise_condition */
6c512171 337 NULL, /* client_condition */
059ec3d9
PH		 338 NULL, /* public_name */
339 NULL, /* set_id */
340 NULL, /* server_mail_auth_condition */
341 NULL, /* server_debug_string */
16ff981e 342 NULL, /* server_condition */
059ec3d9
PH		 343 FALSE, /* client */
344 FALSE, /* server */
345 FALSE /* advertised */
346};
347
348uschar *auth_defer_msg = US"reason not recorded";
349uschar *auth_defer_user_msg = US"";
f78eb7c6 350uschar *auth_vars[AUTH_VARS];
059ec3d9 351int auto_thaw = 0;
8523533c
TK		 352#ifdef WITH_CONTENT_SCAN
353uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
354#endif
059ec3d9
PH		 355
356BOOL background_daemon = TRUE;
9a799bc0
PH		 357
358#if BASE_62 == 62
059ec3d9
PH		 359uschar *base62_chars=
360 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 361#else
362uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
363#endif
364
059ec3d9
PH		 365uschar *bi_command = NULL;
366uschar *big_buffer = NULL;
367int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 368#ifdef EXPERIMENTAL_BRIGHTMAIL
369uschar *bmi_alt_location = NULL;
370uschar *bmi_base64_tracker_verdict = NULL;
371uschar *bmi_base64_verdict = NULL;
372uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
373int bmi_deliver = 1;
374int bmi_run = 0;
375uschar *bmi_verdicts = NULL;
376#endif
059ec3d9
PH		 377int body_linecount = 0;
378int body_zerocount = 0;
379uschar *bounce_message_file = NULL;
380uschar *bounce_message_text = NULL;
381uschar *bounce_recipient = NULL;
382BOOL bounce_return_body = TRUE;
383BOOL bounce_return_message = TRUE;
384int bounce_return_size_limit = 100*1024;
385uschar *bounce_sender_authentication = NULL;
386int bsmtp_transaction_linecount = 0;
387
388int callout_cache_domain_positive_expire = 7*24*60*60;
389int callout_cache_domain_negative_expire = 3*60*60;
390int callout_cache_positive_expire = 24*60*60;
391int callout_cache_negative_expire = 2*60*60;
392uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 393uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
059ec3d9
PH		 394int check_log_inodes = 0;
395int check_log_space = 0;
a0d6ba8a 396BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 397int check_spool_inodes = 0;
398int check_spool_space = 0;
399int clmacro_count = 0;
400uschar *clmacros[MAX_CLMACROS];
401BOOL config_changed = FALSE;
402FILE *config_file = NULL;
403uschar *config_filename = NULL;
404int config_lineno = 0;
35edf2ff
PH		 405#ifdef CONFIGURE_GROUP
406gid_t config_gid = CONFIGURE_GROUP;
407#endif
059ec3d9
PH		 408uschar *config_main_filelist = US CONFIGURE_FILE
409 "\0<-----------Space to patch configure_filename->";
410uschar *config_main_filename = NULL;
411
412#ifdef CONFIGURE_OWNER
413uid_t config_uid = CONFIGURE_OWNER;
414#endif
415
416int connection_max_messages= -1;
417uschar *continue_hostname = NULL;
418uschar *continue_host_address = NULL;
419BOOL continue_more = FALSE;
420int continue_sequence = 1;
421uschar *continue_transport = NULL;
422
e5a9dba6
PH		 423uschar *csa_status = NULL;
424
059ec3d9
PH		 425BOOL daemon_listen = FALSE;
426uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 427int daemon_startup_retries = 9;
428int daemon_startup_sleep = 30;
6a8f9482
TK		 429
430#ifdef EXPERIMENTAL_DCC
431BOOL dcc_direct_add_header = FALSE;
432uschar *dcc_header = NULL;
433uschar *dcc_result = NULL;
434uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
435uschar *dccifd_options = US"header";
436#endif
437
3d235903 438BOOL debug_daemon = FALSE;
059ec3d9
PH		 439int debug_fd = -1;
440FILE *debug_file = NULL;
441bit_table debug_options[] = {
442 { US"acl", D_acl },
443 { US"all", D_all },
444 { US"auth", D_auth },
445 { US"deliver", D_deliver },
446 { US"dns", D_dns },
447 { US"dnsbl", D_dnsbl },
448 { US"exec", D_exec },
449 { US"expand", D_expand },
450 { US"filter", D_filter },
451 { US"hints_lookup", D_hints_lookup },
452 { US"host_lookup", D_host_lookup },
453 { US"ident", D_ident },
454 { US"interface", D_interface },
455 { US"lists", D_lists },
456 { US"load", D_load },
457 { US"local_scan", D_local_scan },
458 { US"lookup", D_lookup },
459 { US"memory", D_memory },
460 { US"pid", D_pid },
461 { US"process_info", D_process_info },
462 { US"queue_run", D_queue_run },
463 { US"receive", D_receive },
464 { US"resolver", D_resolver },
465 { US"retry", D_retry },
466 { US"rewrite", D_rewrite },
467 { US"route", D_route },
468 { US"timestamp", D_timestamp },
469 { US"tls", D_tls },
470 { US"transport", D_transport },
471 { US"uid", D_uid },
472 { US"verify", D_verify }
473};
474int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
475unsigned int debug_selector = 0;
476int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 477uschar *delay_warning_condition=
478 US"${if or {"
e85a7ad5 479 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 480 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
481 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
482 "} {no}{yes}}";
059ec3d9
PH		 483BOOL delivery_date_remove = TRUE;
484uschar *deliver_address_data = NULL;
485int deliver_datafile = -1;
486uschar *deliver_domain = NULL;
487uschar *deliver_domain_data = NULL;
488uschar *deliver_domain_orig = NULL;
489uschar *deliver_domain_parent = NULL;
490BOOL deliver_drop_privilege = FALSE;
491BOOL deliver_firsttime = FALSE;
492BOOL deliver_force = FALSE;
493BOOL deliver_freeze = FALSE;
494int deliver_frozen_at = 0;
495uschar *deliver_home = NULL;
496uschar *deliver_host = NULL;
497uschar *deliver_host_address = NULL;
498uschar *deliver_in_buffer = NULL;
499ino_t deliver_inode = 0;
500uschar *deliver_localpart = NULL;
501uschar *deliver_localpart_data = NULL;
502uschar *deliver_localpart_orig = NULL;
503uschar *deliver_localpart_parent = NULL;
504uschar *deliver_localpart_prefix = NULL;
505uschar *deliver_localpart_suffix = NULL;
506BOOL deliver_force_thaw = FALSE;
507BOOL deliver_manual_thaw = FALSE;
508uschar *deliver_out_buffer = NULL;
509int deliver_queue_load_max = -1;
510address_item *deliver_recipients = NULL;
511uschar *deliver_selectstring = NULL;
512BOOL deliver_selectstring_regex = FALSE;
513uschar *deliver_selectstring_sender = NULL;
514BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 515#ifdef WITH_OLD_DEMIME
516int demime_errorlevel = 0;
517int demime_ok = 0;
518uschar *demime_reason = NULL;
519#endif
4c590bd1 520BOOL disable_callout_flush = FALSE;
047bdd8c 521BOOL disable_delay_flush = FALSE;
54fc8428
PH		 522#ifdef ENABLE_DISABLE_FSYNC
523BOOL disable_fsync = FALSE;
524#endif
7e66e54d 525BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 526BOOL disable_logging = FALSE;
527
80a47a2c 528#ifndef DISABLE_DKIM
2df588c9 529uschar *dkim_cur_signer = NULL;
9e5d6b55 530uschar *dkim_signers = NULL;
f7572e5a
TK		 531uschar *dkim_signing_domain = NULL;
532uschar *dkim_signing_selector = NULL;
9e5d6b55 533uschar *dkim_verify_signers = US"$dkim_signers";
80a47a2c
TK		 534BOOL dkim_collect_input = FALSE;
535BOOL dkim_disable_verify = FALSE;
f7572e5a
TK		 536#endif
537
059ec3d9 538uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 539int dns_csa_search_limit = 5;
540BOOL dns_csa_use_reverse = TRUE;
059ec3d9
PH		 541uschar *dns_ipv4_lookup = NULL;
542int dns_retrans = 0;
543int dns_retry = 0;
e97d1f08 544int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 545uschar *dnslist_domain = NULL;
93655c46 546uschar *dnslist_matched = NULL;
059ec3d9
PH		 547uschar *dnslist_text = NULL;
548uschar *dnslist_value = NULL;
549tree_node *domainlist_anchor = NULL;
550int domainlist_count = 0;
551BOOL dont_deliver = FALSE;
552BOOL dot_ends = TRUE;
553BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 554uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 555
556BOOL enable_dollar_recipients = FALSE;
557BOOL envelope_to_remove = TRUE;
558int errno_quota = ERRNO_QUOTA;
559uschar *errors_copy = NULL;
560int error_handling = ERRORS_SENDER;
561uschar *errors_reply_to = NULL;
562int errors_sender_rc = EXIT_FAILURE;
563
564gid_t exim_gid = EXIM_GID;
565BOOL exim_gid_set = TRUE; /* This gid is always set */
566uschar *exim_path = US BIN_DIRECTORY "/exim"
567 "\0<---------------Space to patch exim_path->";
568uid_t exim_uid = EXIM_UID;
569BOOL exim_uid_set = TRUE; /* This uid is always set */
570int expand_forbid = 0;
571int expand_nlength[EXPAND_MAXN+1];
572int expand_nmax = -1;
573uschar *expand_nstring[EXPAND_MAXN+1];
574BOOL expand_string_forcedfail = FALSE;
575uschar *expand_string_message;
576BOOL extract_addresses_remove_arguments = TRUE;
577uschar *extra_local_interfaces = NULL;
578
29aba418 579int fake_response = OK;
0e22dfd1
PH		 580uschar *fake_response_text = US"Your message has been rejected but is "
581 "being kept for evaluation.\nIf it was a "
582 "legitimate message, it may still be "
583 "delivered to the target recipient(s).";
059ec3d9
PH		 584int filter_n[FILTER_VARIABLE_COUNT];
585BOOL filter_running = FALSE;
586int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 587int filter_test = FTEST_NONE;
588uschar *filter_test_sfile = NULL;
589uschar *filter_test_ufile = NULL;
059ec3d9
PH		 590uschar *filter_thisaddress = NULL;
591int finduser_retries = 0;
8523533c
TK		 592#ifdef WITH_OLD_DEMIME
593uschar *found_extension = NULL;
594#endif
059ec3d9
PH		 595uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
596uschar *freeze_tell = NULL;
6a3f1455 597uschar *freeze_tell_config = NULL;
059ec3d9
PH		 598uschar *fudged_queue_times = US"";
599
600uschar *gecos_name = NULL;
601uschar *gecos_pattern = NULL;
602rewrite_rule *global_rewrite_rules = NULL;
603
604uschar *headers_charset = US HEADERS_CHARSET;
605int header_insert_maxlen = 64 * 1024;
606header_line *header_last = NULL;
607header_line *header_list = NULL;
608int header_maxsize = HEADER_MAXSIZE;
609int header_line_maxsize = 0;
610
611header_name header_names[] = {
612 { US"bcc", 3, TRUE, htype_bcc },
613 { US"cc", 2, TRUE, htype_cc },
614 { US"date", 4, TRUE, htype_date },
615 { US"delivery-date", 13, FALSE, htype_delivery_date },
616 { US"envelope-to", 11, FALSE, htype_envelope_to },
617 { US"from", 4, TRUE, htype_from },
618 { US"message-id", 10, TRUE, htype_id },
619 { US"received", 8, FALSE, htype_received },
620 { US"reply-to", 8, FALSE, htype_reply_to },
621 { US"return-path", 11, FALSE, htype_return_path },
622 { US"sender", 6, TRUE, htype_sender },
623 { US"subject", 7, FALSE, htype_subject },
624 { US"to", 2, TRUE, htype_to }
625};
626
627int header_names_size = sizeof(header_names)/sizeof(header_name);
628
629BOOL header_rewritten = FALSE;
630uschar *helo_accept_junk_hosts = NULL;
631uschar *helo_allow_chars = US"";
632uschar *helo_lookup_domains = US"@ : @[]";
633uschar *helo_try_verify_hosts = NULL;
634BOOL helo_verified = FALSE;
d7b47fd0 635BOOL helo_verify_failed = FALSE;
059ec3d9 636uschar *helo_verify_hosts = NULL;
1ba28e2b 637const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH		 638uschar *hold_domains = NULL;
639BOOL host_checking = FALSE;
640BOOL host_checking_callout = FALSE;
641uschar *host_data = NULL;
642BOOL host_find_failed_syntax= FALSE;
643uschar *host_lookup = NULL;
b08b24c8 644BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 645BOOL host_lookup_failed = FALSE;
646uschar *host_lookup_order = US"bydns:byaddr";
647uschar *host_lookup_msg = US"";
648int host_number = 0;
649uschar *host_number_string = NULL;
650uschar *host_reject_connection = NULL;
651tree_node *hostlist_anchor = NULL;
652int hostlist_count = 0;
653uschar *hosts_treat_as_local = NULL;
654uschar *hosts_connection_nolog = NULL;
655
656int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
657BOOL ignore_fromline_local = FALSE;
658uschar *ignore_fromline_hosts = NULL;
659uschar *interface_address = NULL;
660int interface_port = -1;
661BOOL is_inetd = FALSE;
0ce9abe6 662uschar *iterate_item = NULL;
059ec3d9
PH		 663
664int journal_fd = -1;
665
666int keep_malformed = 4*24*60*60; /* 4 days */
667
668uschar *eldap_dn = NULL;
669int load_average = -2;
670BOOL local_error_message = FALSE;
671BOOL local_from_check = TRUE;
672uschar *local_from_prefix = NULL;
673uschar *local_from_suffix = NULL;
674
675#if HAVE_IPV6
676uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
677#else
678uschar *local_interfaces = US"0.0.0.0";
679#endif
680
681uschar *local_scan_data = NULL;
682int local_scan_timeout = 5*60;
683BOOL local_sender_retain = FALSE;
684gid_t local_user_gid = (gid_t)(-1);
685uid_t local_user_uid = (uid_t)(-1);
686
687tree_node *localpartlist_anchor= NULL;
688int localpartlist_count = 0;
689uschar *log_buffer = NULL;
690unsigned int log_extra_selector = LX_default;
691uschar *log_file_path = US LOG_FILE_PATH
692 "\0<--------------Space to patch log_file_path->";
693
694/* Those log options with L_xxx identifiers have values less than 0x800000 and
695are the ones that get put into log_write_selector. They can be used in calls to
696log_write() to test for the bit. The options with LX_xxx identifiers have
697values greater than 0x80000000 and are put int log_extra_selector (without the
698top bit). They are never used in calls to log_write(), but are tested
699independently. This separation became necessary when the number of log
700selectors was getting close to filling a 32-bit word. */
701
f3f065bb
PH		 702/* Note that this list must be in alphabetical order. */
703
059ec3d9 704bit_table log_options[] = {
49826d12 705 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 706 { US"address_rewrite", L_address_rewrite },
707 { US"all", L_all },
708 { US"all_parents", L_all_parents },
709 { US"arguments", LX_arguments },
710 { US"connection_reject", L_connection_reject },
711 { US"delay_delivery", L_delay_delivery },
712 { US"deliver_time", LX_deliver_time },
713 { US"delivery_size", LX_delivery_size },
714 { US"dnslist_defer", L_dnslist_defer },
715 { US"etrn", L_etrn },
716 { US"host_lookup_failed", L_host_lookup_failed },
717 { US"ident_timeout", LX_ident_timeout },
718 { US"incoming_interface", LX_incoming_interface },
719 { US"incoming_port", LX_incoming_port },
720 { US"lost_incoming_connection", L_lost_incoming_connection },
721 { US"outgoing_port", LX_outgoing_port },
f3f065bb 722 { US"pid", LX_pid },
059ec3d9
PH		 723 { US"queue_run", L_queue_run },
724 { US"queue_time", LX_queue_time },
2ac0e484 725 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 726 { US"received_recipients", LX_received_recipients },
727 { US"received_sender", LX_received_sender },
728 { US"rejected_header", LX_rejected_header },
729 { US"rejected_headers", LX_rejected_header },
730 { US"retry_defer", L_retry_defer },
731 { US"return_path_on_delivery", LX_return_path_on_delivery },
732 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 733 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 734 { US"size_reject", L_size_reject },
735 { US"skip_delivery", L_skip_delivery },
736 { US"smtp_confirmation", LX_smtp_confirmation },
737 { US"smtp_connection", L_smtp_connection },
738 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
b4ed4da0 739 { US"smtp_no_mail", LX_smtp_no_mail },
059ec3d9
PH		 740 { US"smtp_protocol_error", L_smtp_protocol_error },
741 { US"smtp_syntax_error", L_smtp_syntax_error },
742 { US"subject", LX_subject },
743 { US"tls_certificate_verified", LX_tls_certificate_verified },
744 { US"tls_cipher", LX_tls_cipher },
1130bfb0
PH		 745 { US"tls_peerdn", LX_tls_peerdn },
746 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 747};
748
749int log_options_count = sizeof(log_options)/sizeof(bit_table);
6ea85e9a 750int log_reject_target = 0;
059ec3d9
PH		 751uschar *log_selector_string = NULL;
752FILE *log_stderr = NULL;
753BOOL log_testing_mode = FALSE;
754BOOL log_timezone = FALSE;
6ea85e9a 755unsigned int log_write_selector= L_default;
059ec3d9
PH		 756uschar *login_sender_address = NULL;
757int lookup_open_max = 25;
758uschar *lookup_value = NULL;
759
760macro_item *macros = NULL;
761uschar *mailstore_basename = NULL;
8523533c
TK		 762#ifdef WITH_CONTENT_SCAN
763uschar *malware_name = NULL; /* Virus Name */
764#endif
d677b2f2 765int max_received_linelength= 0;
059ec3d9
PH		 766int max_username_length = 0;
767int message_age = 0;
768uschar *message_body = NULL;
769uschar *message_body_end = NULL;
ddea74fa 770BOOL message_body_newlines = FALSE;
059ec3d9
PH		 771int message_body_size = 0;
772int message_body_visible = 500;
773int message_ended = END_NOTSTARTED;
774uschar *message_headers = NULL;
775uschar *message_id;
776uschar *message_id_domain = NULL;
777uschar *message_id_text = NULL;
778struct timeval message_id_tv = { 0, 0 };
779uschar message_id_option[MESSAGE_ID_LENGTH + 3];
780uschar *message_id_external;
781int message_linecount = 0;
782BOOL message_logs = TRUE;
783int message_size = 0;
784uschar *message_size_limit = US"50M";
785uschar message_subdir[2] = { 0, 0 };
786uschar *message_reference = NULL;
8523533c
TK		 787
788/* MIME ACL expandables */
789#ifdef WITH_CONTENT_SCAN
f7b63901 790int mime_anomaly_level = 0;
1ba28e2b 791const uschar *mime_anomaly_text = NULL;
8523533c
TK		 792uschar *mime_boundary = NULL;
793uschar *mime_charset = NULL;
794uschar *mime_content_description = NULL;
795uschar *mime_content_disposition = NULL;
796uschar *mime_content_id = NULL;
797unsigned int mime_content_size = 0;
798uschar *mime_content_transfer_encoding = NULL;
799uschar *mime_content_type = NULL;
800uschar *mime_decoded_filename = NULL;
801uschar *mime_filename = NULL;
802int mime_is_multipart = 0;
803int mime_is_coverletter = 0;
804int mime_is_rfc822 = 0;
805int mime_part_count = -1;
806#endif
807
059ec3d9
PH		 808BOOL mua_wrapper = FALSE;
809
810uid_t *never_users = NULL;
8523533c
TK		 811#ifdef WITH_CONTENT_SCAN
812BOOL no_mbox_unspool = FALSE;
813#endif
059ec3d9
PH		 814BOOL no_multiline_responses = FALSE;
815
816uid_t original_euid;
817gid_t originator_gid;
818uschar *originator_login = NULL;
819uschar *originator_name = NULL;
820uid_t originator_uid;
821uschar *override_local_interfaces = NULL;
822uschar *override_pid_file_path = NULL;
823
824BOOL parse_allow_group = FALSE;
825BOOL parse_found_group = FALSE;
826uschar *percent_hack_domains = NULL;
827uschar *pid_file_path = US PID_FILE_PATH
828 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 829BOOL pipelining_enable = TRUE;
059ec3d9
PH		 830uschar *pipelining_advertise_hosts = US"*";
831BOOL preserve_message_logs = FALSE;
832uschar *primary_hostname = NULL;
833BOOL print_topbitchars = FALSE;
834uschar process_info[PROCESS_INFO_SIZE];
835uschar *process_log_path = NULL;
836BOOL prod_requires_admin = TRUE;
fffda43a
TK		 837uschar *prvscheck_address = NULL;
838uschar *prvscheck_keynum = NULL;
839uschar *prvscheck_result = NULL;
840
059ec3d9
PH		 841
842uschar *qualify_domain_recipient = NULL;
843uschar *qualify_domain_sender = NULL;
844BOOL queue_2stage = FALSE;
845uschar *queue_domains = NULL;
846int queue_interval = -1;
847BOOL queue_list_requires_admin = TRUE;
848BOOL queue_only = FALSE;
849uschar *queue_only_file = NULL;
850int queue_only_load = -1;
8669f003 851BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 852BOOL queue_only_override = TRUE;
853BOOL queue_only_policy = FALSE;
854BOOL queue_run_first_delivery = FALSE;
855BOOL queue_run_force = FALSE;
856BOOL queue_run_in_order = FALSE;
857BOOL queue_run_local = FALSE;
858int queue_run_max = 5;
859pid_t queue_run_pid = (pid_t)0;
860int queue_run_pipe = -1;
861BOOL queue_running = FALSE;
862BOOL queue_smtp = FALSE;
863uschar *queue_smtp_domains = NULL;
864
865unsigned int random_seed = 0;
fe0dab11 866tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 867tree_node *ratelimiters_conn = NULL;
868tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 869uschar *raw_active_hostname = NULL;
870uschar *raw_sender = NULL;
871uschar **raw_recipients = NULL;
872int raw_recipients_count = 0;
873
874int rcpt_count = 0;
875int rcpt_fail_count = 0;
876int rcpt_defer_count = 0;
877gid_t real_gid;
878uid_t real_uid;
879BOOL really_exim = TRUE;
880BOOL receive_call_bombout = FALSE;
881int receive_linecount = 0;
882int receive_messagecount = 0;
883int receive_timeout = 0;
884int received_count = 0;
885uschar *received_for = NULL;
886
887/* This is the default text for Received headers generated by Exim. The
888date will be automatically added on the end. */
889
890uschar *received_header_text = US
891 "Received: "
892 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 893 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 894 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
895 "by $primary_hostname "
896 "${if def:received_protocol {with $received_protocol}} "
897 #ifdef SUPPORT_TLS
898 "${if def:tls_cipher {($tls_cipher)\n\t}}"
899 #endif
900 "(Exim $version_number)\n\t"
3e46c1aa 901 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 902 "id $message_exim_id"
059ec3d9
PH		 903 "${if def:received_for {\n\tfor $received_for}}"
904 "\0<---------------Space to patch received_header_text->";
905
906int received_headers_max = 30;
907uschar *received_protocol = NULL;
908int received_time = 0;
909uschar *recipient_data = NULL;
910uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 911uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 912int recipients_count = 0;
913BOOL recipients_discarded = FALSE;
914recipient_item *recipients_list = NULL;
915int recipients_list_max = 0;
916int recipients_max = 0;
917BOOL recipients_max_reject = FALSE;
918const pcre *regex_AUTH = NULL;
919const pcre *regex_check_dns_names = NULL;
920const pcre *regex_From = NULL;
f1513293 921const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 922const pcre *regex_PIPELINING = NULL;
923const pcre *regex_SIZE = NULL;
a5bd321b 924const pcre *regex_smtp_code = NULL;
059ec3d9 925const pcre *regex_ismsgid = NULL;
a7cbbf50
PP		 926#ifdef WHITELIST_D_MACROS
927const pcre *regex_whitelisted_macro = NULL;
928#endif
8523533c
TK		 929#ifdef WITH_CONTENT_SCAN
930uschar *regex_match_string = NULL;
931#endif
059ec3d9
PH		 932int remote_delivery_count = 0;
933int remote_max_parallel = 2;
934uschar *remote_sort_domains = NULL;
935int retry_data_expire = 7*24*60*60;
936int retry_interval_max = 24*60*60;
937int retry_maximum_timeout = 0; /* set from retry config */
938retry_config *retries = NULL;
939uschar *return_path = NULL;
940BOOL return_path_remove = TRUE;
941int rewrite_existflags = 0;
942uschar *rfc1413_hosts = US"*";
8def5aaf 943int rfc1413_query_timeout = 5;
059ec3d9 944/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 945uid_t root_gid = ROOT_GID;
059ec3d9
PH		 946uid_t root_uid = ROOT_UID;
947
948router_instance *routers = NULL;
949router_instance router_defaults = {
950 NULL, /* chain pointer */
951 NULL, /* name */
952 NULL, /* info */
953 NULL, /* private options block pointer */
954 NULL, /* driver name */
955
956 NULL, /* address_data */
8523533c
TK		 957#ifdef EXPERIMENTAL_BRIGHTMAIL
958 NULL, /* bmi_rule */
8e669ac1 959#endif
059ec3d9
PH		 960 NULL, /* cannot_route_message */
961 NULL, /* condition */
962 NULL, /* current_directory */
963 NULL, /* debug_string */
964 NULL, /* domains */
965 NULL, /* errors_to */
966 NULL, /* expand_gid */
967 NULL, /* expand_uid */
968 NULL, /* expand_more */
969 NULL, /* expand_unseen */
970 NULL, /* extra_headers */
971 NULL, /* fallback_hosts */
972 NULL, /* home_directory */
973 NULL, /* ignore_target_hosts */
974 NULL, /* local_parts */
975 NULL, /* pass_router_name */
976 NULL, /* prefix */
977 NULL, /* redirect_router_name */
978 NULL, /* remove_headers */
979 NULL, /* require_files */
980 NULL, /* router_home_directory */
981 US"freeze", /* self */
982 NULL, /* senders */
983 NULL, /* suffix */
984 NULL, /* translate_ip_address */
985 NULL, /* transport_name */
986
987 TRUE, /* address_test */
8523533c
TK		 988#ifdef EXPERIMENTAL_BRIGHTMAIL
989 FALSE, /* bmi_deliver_alternate */
990 FALSE, /* bmi_deliver_default */
991 FALSE, /* bmi_dont_deliver */
992#endif
059ec3d9
PH		 993 TRUE, /* expn */
994 FALSE, /* caseful_local_part */
995 FALSE, /* check_local_user */
996 FALSE, /* disable_logging */
997 FALSE, /* fail_verify_recipient */
998 FALSE, /* fail_verify_sender */
999 FALSE, /* gid_set */
1000 FALSE, /* initgroups */
1001 TRUE_UNSET, /* log_as_local */
1002 TRUE, /* more */
1003 FALSE, /* pass_on_timeout */
1004 FALSE, /* prefix_optional */
1005 TRUE, /* repeat_use */
1006 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1007 FALSE, /* same_domain_copy_routing */
1008 FALSE, /* self_rewrite */
1009 FALSE, /* suffix_optional */
1010 FALSE, /* verify_only */
1011 TRUE, /* verify_recipient */
1012 TRUE, /* verify_sender */
1013 FALSE, /* uid_set */
1014 FALSE, /* unseen */
1015
1016 self_freeze, /* self_code */
1017 (uid_t)(-1), /* uid */
1018 (gid_t)(-1), /* gid */
1019
1020 NULL, /* fallback_hostlist */
1021 NULL, /* transport instance */
1022 NULL, /* pass_router */
1023 NULL /* redirect_router */
1024};
1025
1026ip_address_item *running_interfaces = NULL;
1027BOOL running_in_test_harness = FALSE;
1028
1029/* This is a weird one. The following string gets patched in the binary by the
1030script that sets up a copy of Exim for running in the test harness. It seems
1031that compilers are now clever, and share constant strings if they can.
1032Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1033make use of the end of this string in order to save space. So the patching then
8669f003 1034wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1035onto the end of the string. */
1036
1037uschar *running_status = US">>>running<<<" "\0EXTRA";
1038
1039int runrc = 0;
1040
1041uschar *search_error_message = NULL;
1042BOOL search_find_defer = FALSE;
1043uschar *self_hostname = NULL;
1044uschar *sender_address = NULL;
1045unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1046uschar *sender_address_data = NULL;
059ec3d9
PH		 1047BOOL sender_address_forced = FALSE;
1048uschar *sender_address_unrewritten = NULL;
1049uschar *sender_data = NULL;
1050unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1051uschar *sender_fullhost = NULL;
1052uschar *sender_helo_name = NULL;
1053uschar **sender_host_aliases = &no_aliases;
1054uschar *sender_host_address = NULL;
1055uschar *sender_host_authenticated = NULL;
1056unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1057uschar *sender_host_name = NULL;
1058int sender_host_port = 0;
1059BOOL sender_host_notsocket = FALSE;
1060BOOL sender_host_unknown = FALSE;
1061uschar *sender_ident = NULL;
1062BOOL sender_local = FALSE;
2fe1a124 1063BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1064uschar *sender_rate = NULL;
1065uschar *sender_rate_limit = NULL;
1066uschar *sender_rate_period = NULL;
059ec3d9
PH		 1067uschar *sender_rcvhost = NULL;
1068BOOL sender_set_untrusted = FALSE;
1069uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1070uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1071address_item *sender_verified_list = NULL;
1072address_item *sender_verified_failed = NULL;
1073int sender_verified_rc = -1;
1074BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1075uschar *sending_ip_address = NULL;
1076int sending_port = -1;
cd59ab18 1077SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9
PH		 1078uschar **sighup_argv = NULL;
1079int smtp_accept_count = 0;
1080BOOL smtp_accept_keepalive = TRUE;
1081int smtp_accept_max = 20;
1082int smtp_accept_max_nonmail= 10;
1083uschar *smtp_accept_max_nonmail_hosts = US"*";
1084int smtp_accept_max_per_connection = 1000;
1085uschar *smtp_accept_max_per_host = NULL;
1086int smtp_accept_queue = 0;
1087int smtp_accept_queue_per_connection = 10;
1088int smtp_accept_reserve = 0;
1089uschar *smtp_active_hostname = NULL;
1090BOOL smtp_authenticated = FALSE;
1f5b4c3d 1091uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1092 "Exim $version_number $tod_full"
1093 "\0<---------------Space to patch smtp_banner->";
1094BOOL smtp_batched_input = FALSE;
1095BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1096int smtp_ch_index = 0;
3ee512ff
PH		 1097uschar *smtp_cmd_argument = NULL;
1098uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1099time_t smtp_connection_start = 0;
1100uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1101int smtp_connect_backlog = 20;
1102double smtp_delay_mail = 0.0;
1103double smtp_delay_rcpt = 0.0;
1104BOOL smtp_enforce_sync = TRUE;
1105FILE *smtp_in = NULL;
1106BOOL smtp_input = FALSE;
1107int smtp_load_reserve = -1;
1108int smtp_mailcmd_count = 0;
1109FILE *smtp_out = NULL;
1110uschar *smtp_etrn_command = NULL;
1111BOOL smtp_etrn_serialize = TRUE;
1112int smtp_max_synprot_errors= 3;
1113int smtp_max_unknown_commands = 3;
8f128379 1114uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1115uschar *smtp_ratelimit_hosts = NULL;
1116uschar *smtp_ratelimit_mail = NULL;
1117uschar *smtp_ratelimit_rcpt = NULL;
1118uschar *smtp_read_error = US"";
1119int smtp_receive_timeout = 5*60;
1120uschar *smtp_reserve_hosts = NULL;
1121BOOL smtp_return_error_details = FALSE;
1122int smtp_rlm_base = 0;
1123double smtp_rlm_factor = 0.0;
1124int smtp_rlm_limit = 0;
1125int smtp_rlm_threshold = INT_MAX;
1126int smtp_rlr_base = 0;
1127double smtp_rlr_factor = 0.0;
1128int smtp_rlr_limit = 0;
1129int smtp_rlr_threshold = INT_MAX;
1130BOOL smtp_use_pipelining = FALSE;
1131BOOL smtp_use_size = FALSE;
8523533c
TK		 1132
1133#ifdef WITH_CONTENT_SCAN
1134uschar *spamd_address = US"127.0.0.1 783";
1135uschar *spam_bar = NULL;
1136uschar *spam_report = NULL;
1137uschar *spam_score = NULL;
1138uschar *spam_score_int = NULL;
1139#endif
1140#ifdef EXPERIMENTAL_SPF
65a7d8c3 1141uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1142uschar *spf_header_comment = NULL;
1143uschar *spf_received = NULL;
1144uschar *spf_result = NULL;
1145uschar *spf_smtp_comment = NULL;
1146#endif
1147
059ec3d9
PH		 1148BOOL split_spool_directory = FALSE;
1149uschar *spool_directory = US SPOOL_DIRECTORY
1150 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1151#ifdef EXPERIMENTAL_SRS
1152uschar *srs_config = NULL;
1153uschar *srs_db_address = NULL;
1154uschar *srs_db_key = NULL;
384152a6
TK		 1155int srs_hashlength = 6;
1156int srs_hashmin = -1;
1157int srs_maxage = 31;
8523533c
TK		 1158uschar *srs_orig_recipient = NULL;
1159uschar *srs_orig_sender = NULL;
1160uschar *srs_recipient = NULL;
384152a6 1161uschar *srs_secrets = NULL;
8523533c 1162uschar *srs_status = NULL;
384152a6
TK		 1163BOOL srs_usehash = TRUE;
1164BOOL srs_usetimestamp = TRUE;
8e669ac1 1165#endif
38a0a95f 1166BOOL strict_acl_vars = FALSE;
059ec3d9 1167int string_datestamp_offset= -1;
f1e5fef5
PP		 1168int string_datestamp_length= 0;
1169int string_datestamp_type = -1;
059ec3d9
PH		 1170BOOL strip_excess_angle_brackets = FALSE;
1171BOOL strip_trailing_dot = FALSE;
1172uschar *submission_domain = NULL;
1173BOOL submission_mode = FALSE;
2fe1a124 1174uschar *submission_name = NULL;
8800895a 1175BOOL suppress_local_fixups = FALSE;
059ec3d9
PH		 1176BOOL synchronous_delivery = FALSE;
1177BOOL syslog_duplication = TRUE;
1178int syslog_facility = LOG_MAIL;
1179uschar *syslog_processname = US"exim";
1180BOOL syslog_timestamp = TRUE;
1181uschar *system_filter = NULL;
1182
1183uschar *system_filter_directory_transport = NULL;
1184uschar *system_filter_file_transport = NULL;
1185uschar *system_filter_pipe_transport = NULL;
1186uschar *system_filter_reply_transport = NULL;
1187
1188gid_t system_filter_gid = 0;
1189BOOL system_filter_gid_set = FALSE;
79d4bc3d 1190uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1191BOOL system_filter_uid_set = FALSE;
1192BOOL system_filtering = FALSE;
1193
1194BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1195#ifdef USE_TCP_WRAPPERS
1196uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1197#endif
8669f003 1198int test_harness_load_avg = 0;
059ec3d9
PH		 1199int thismessage_size_limit = 0;
1200int timeout_frozen_after = 0;
1201BOOL timestamps_utc = FALSE;
1202
1203transport_instance *transports = NULL;
1204
1205transport_instance transport_defaults = {
1206 NULL, /* chain pointer */
1207 NULL, /* name */
1208 NULL, /* info */
1209 NULL, /* private options block pointer */
1210 NULL, /* driver name */
1211 NULL, /* setup entry point */
1212 1, /* batch_max */
1213 NULL, /* batch_id */
1214 NULL, /* home_dir */
1215 NULL, /* current_dir */
1216 TRUE, /* multi-domain */
1217 FALSE, /* overrides_hosts */
1218 100, /* max_addresses */
1219 500, /* connection_max_messages */
1220 FALSE, /* deliver_as_creator */
1221 FALSE, /* disable_logging */
1222 FALSE, /* initgroups */
1223 FALSE, /* uid_set */
1224 FALSE, /* gid_set */
1225 (uid_t)(-1), /* uid */
1226 (gid_t)(-1), /* gid */
1227 NULL, /* expand_uid */
1228 NULL, /* expand_gid */
1229 NULL, /* warn_message */
1230 NULL, /* shadow */
1231 NULL, /* shadow_condition */
1232 NULL, /* filter_command */
1233 NULL, /* add_headers */
1234 NULL, /* remove_headers */
1235 NULL, /* return_path */
1236 NULL, /* debug_string */
1237 NULL, /* message_size_limit */
1238 NULL, /* headers_rewrite */
1239 NULL, /* rewrite_rules */
1240 0, /* rewrite_existflags */
1241 300, /* filter_timeout */
1242 FALSE, /* body_only */
1243 FALSE, /* delivery_date_add */
1244 FALSE, /* envelope_to_add */
1245 FALSE, /* headers_only */
1246 FALSE, /* rcpt_include_affixes */
1247 FALSE, /* return_path_add */
1248 FALSE, /* return_output */
1249 FALSE, /* return_fail_output */
1250 FALSE, /* log_output */
1251 FALSE, /* log_fail_output */
1252 FALSE, /* log_defer_output */
1253 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1254 1 nor 0 so can detect unset */
1255};
1256
1257int transport_count;
332f5cf3 1258int transport_newlines;
059ec3d9
PH		 1259uschar **transport_filter_argv = NULL;
1260int transport_filter_timeout;
2e2a30b4 1261BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1262int transport_write_timeout= 0;
1263
1264tree_node *tree_dns_fails = NULL;
1265tree_node *tree_duplicates = NULL;
1266tree_node *tree_nonrecipients = NULL;
1267tree_node *tree_unusable = NULL;
1268
1269BOOL trusted_caller = FALSE;
e2f5dc15 1270BOOL trusted_config = TRUE;
059ec3d9
PH		 1271gid_t *trusted_groups = NULL;
1272uid_t *trusted_users = NULL;
1273uschar *timezone_string = US TIMEZONE_DEFAULT;
1274
1275uschar *unknown_login = NULL;
1276uschar *unknown_username = NULL;
1277uschar *untrusted_set_sender = NULL;
1278
1279/* A regex for matching a "From_" line in an incoming message, in the form
1280
1281 From ph10 Fri Jan 5 12:35 GMT 1996
1282
1283which the "mail" commands send to the MTA (undocumented, of course), or in
1284the form
1285
1286 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1287
1288which is apparently used by some UUCPs, despite it not being in RFC 976.
1289Because of variations in time formats, just match up to the minutes. That
1290should be sufficient. Examples have been seen of time fields like 12:1:03,
1291so just require one digit for hours and minutes. The weekday is also absent
1292in some forms. */
1293
1294uschar *uucp_from_pattern = US
1295 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1296 "(?:" /* Non-extracting bracket */
1297 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1298 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1299 ")" /* End alternation */
1300 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1301
1302uschar *uucp_from_sender = US"$1";
1303
1304uschar *warn_message_file = NULL;
1305uschar *warnmsg_delay = NULL;
1306uschar *warnmsg_recipients = NULL;
1307BOOL write_rejectlog = TRUE;
1308
0a49a7a4 1309uschar *version_copyright = US"Copyright (c) University of Cambridge, 1995 - 2007";
059ec3d9
PH		 1310uschar *version_date = US"?";
1311uschar *version_cnumber = US"????";
1312uschar *version_string = US"?";
1313
1314int warning_count = 0;
1315
1316/* End of globals.c */
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