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[exim.git] / src / src / globals.c
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ddea74fa 1/* $Cambridge: exim/src/src/globals.c,v 1.78 2007/08/23 11:01:49 ph10 Exp $ */
059ec3d9
PH		 2
3/*************************************************
4* Exim - an Internet mail transport agent *
5*************************************************/
6
184e8823 7/* Copyright (c) University of Cambridge 1995 - 2007 */
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
16/* The OSF1 linker puts out a worrying warning if any sections contain no
17executable code. It says
18
19Warning: Linking some objects which contain exception information sections
20 and some which do not. This may cause fatal runtime exception handling
21 problems.
22
23As this may cause people to worry needlessly, include a dummy function here
24to stop the message from appearing. Make it reference itself to stop picky
25compilers complaining that it is unused, and put in a dummy argument to stop
26even pickier compilers complaining about infinite loops. */
27
28static void dummy(int x) { dummy(x-1); }
29
30
31/* Generic options for auths, all of which live inside auth_instance
32data blocks and hence have the opt_public flag set. */
33
34optionlist optionlist_auths[] = {
6c512171
PH		 35 { "client_condition", opt_stringptr | opt_public,
36 (void *)(offsetof(auth_instance, client_condition)) },
059ec3d9
PH		 37 { "driver", opt_stringptr | opt_public,
38 (void *)(offsetof(auth_instance, driver_name)) },
39 { "public_name", opt_stringptr | opt_public,
40 (void *)(offsetof(auth_instance, public_name)) },
41 { "server_advertise_condition", opt_stringptr | opt_public,
42 (void *)(offsetof(auth_instance, advertise_condition))},
16ff981e
PH		 43 { "server_condition", opt_stringptr | opt_public,
44 (void *)(offsetof(auth_instance, server_condition)) },
059ec3d9
PH		 45 { "server_debug_print", opt_stringptr | opt_public,
46 (void *)(offsetof(auth_instance, server_debug_string)) },
47 { "server_mail_auth_condition", opt_stringptr | opt_public,
48 (void *)(offsetof(auth_instance, mail_auth_condition)) },
49 { "server_set_id", opt_stringptr | opt_public,
50 (void *)(offsetof(auth_instance, set_id)) }
51};
52
53int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
54
55/* An empty host aliases list. */
56
57uschar *no_aliases = NULL;
58
59
60/* For comments on these variables, see globals.h. I'm too idle to
61duplicate them here... */
62
63#ifdef EXIM_PERL
64uschar *opt_perl_startup = NULL;
65BOOL opt_perl_at_start = FALSE;
66BOOL opt_perl_started = FALSE;
67#endif
68
1a46a8c5
PH		 69#ifdef EXPAND_DLFUNC
70tree_node *dlobj_anchor = NULL;
71#endif
72
059ec3d9
PH		 73#ifdef LOOKUP_IBASE
74uschar *ibase_servers = NULL;
75#endif
76
77#ifdef LOOKUP_LDAP
78uschar *eldap_default_servers = NULL;
79int eldap_version = -1;
80#endif
81
82#ifdef LOOKUP_MYSQL
83uschar *mysql_servers = NULL;
84#endif
85
86#ifdef LOOKUP_ORACLE
87uschar *oracle_servers = NULL;
88#endif
89
90#ifdef LOOKUP_PGSQL
91uschar *pgsql_servers = NULL;
92#endif
93
31480e42
PH		 94#ifdef LOOKUP_SQLITE
95int sqlite_lock_timeout = 5;
96#endif
97
059ec3d9
PH		 98#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
99BOOL move_frozen_messages = FALSE;
100#endif
101
102/* These variables are outside the #ifdef because it keeps the code less
103cluttered in several places (e.g. during logging) if we can always refer to
104them. Also, the tls_ variables are now always visible. */
105
106BOOL tls_active = -1;
107BOOL tls_certificate_verified = FALSE;
108uschar *tls_cipher = NULL;
109BOOL tls_on_connect = FALSE;
110uschar *tls_on_connect_ports = NULL;
111uschar *tls_peerdn = NULL;
112
113#ifdef SUPPORT_TLS
83da1223
PH		 114uschar *gnutls_require_mac = NULL;
115uschar *gnutls_require_kx = NULL;
116uschar *gnutls_require_proto = NULL;
059ec3d9
PH		 117const pcre *regex_STARTTLS = NULL;
118uschar *tls_advertise_hosts = NULL; /* This is deliberate */
119uschar *tls_certificate = NULL;
120uschar *tls_crl = NULL;
121uschar *tls_dhparam = NULL;
122BOOL tls_offered = FALSE;
123uschar *tls_privatekey = NULL;
124BOOL tls_remember_esmtp = FALSE;
125uschar *tls_require_ciphers = NULL;
126uschar *tls_try_verify_hosts = NULL;
127uschar *tls_verify_certificates= NULL;
128uschar *tls_verify_hosts = NULL;
129#endif
130
131
132/* Input-reading functions for messages, so we can use special ones for
133incoming TCP/IP. The defaults use stdin. We never need these for any
134stand-alone tests. */
135
136#ifndef STAND_ALONE
137int (*receive_getc)(void) = stdin_getc;
138int (*receive_ungetc)(int) = stdin_ungetc;
139int (*receive_feof)(void) = stdin_feof;
140int (*receive_ferror)(void) = stdin_ferror;
58eb016e 141BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 142#endif
143
144
145/* List of per-address expansion variables for clearing and saving/restoring
146when verifying one address while routing/verifying another. We have to have
147the size explicit, because it is referenced from more than one module. */
148
149uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
150 &deliver_address_data,
151 &deliver_domain,
152 &deliver_domain_data,
153 &deliver_domain_orig,
154 &deliver_domain_parent,
155 &deliver_localpart,
156 &deliver_localpart_data,
157 &deliver_localpart_orig,
158 &deliver_localpart_parent,
159 &deliver_localpart_prefix,
160 &deliver_localpart_suffix,
161 (uschar **)(&deliver_recipients),
162 &deliver_host,
163 &deliver_home,
164 &address_file,
165 &address_pipe,
166 &self_hostname,
167 NULL };
168
169int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
170
171/* General global variables */
172
71fafd95 173header_line *acl_added_headers = NULL;
059ec3d9 174tree_node *acl_anchor = NULL;
8f128379 175
059ec3d9 176uschar *acl_not_smtp = NULL;
54cdb463
PH		 177#ifdef WITH_CONTENT_SCAN
178uschar *acl_not_smtp_mime = NULL;
179#endif
45b91596 180uschar *acl_not_smtp_start = NULL;
8f128379 181
059ec3d9
PH		 182uschar *acl_smtp_auth = NULL;
183uschar *acl_smtp_connect = NULL;
184uschar *acl_smtp_data = NULL;
185uschar *acl_smtp_etrn = NULL;
186uschar *acl_smtp_expn = NULL;
187uschar *acl_smtp_helo = NULL;
188uschar *acl_smtp_mail = NULL;
189uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 190#ifdef WITH_CONTENT_SCAN
191uschar *acl_smtp_mime = NULL;
192#endif
8f128379 193uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 194uschar *acl_smtp_predata = NULL;
195uschar *acl_smtp_quit = NULL;
196uschar *acl_smtp_rcpt = NULL;
197uschar *acl_smtp_starttls = NULL;
198uschar *acl_smtp_vrfy = NULL;
8f128379 199
059ec3d9 200BOOL acl_temp_details = FALSE;
38a0a95f
PH		 201tree_node *acl_var_c = NULL;
202tree_node *acl_var_m = NULL;
059ec3d9 203uschar *acl_verify_message = NULL;
059ec3d9
PH		 204string_item *acl_warn_logged = NULL;
205
206/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
207error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
208
209uschar *acl_wherenames[] = { US"RCPT",
210 US"MAIL",
211 US"PREDATA",
8523533c 212 US"MIME",
059ec3d9
PH		 213 US"DATA",
214 US"non-SMTP",
215 US"AUTH",
216 US"connection",
217 US"ETRN",
218 US"EXPN",
219 US"EHLO or HELO",
220 US"MAILAUTH",
45b91596 221 US"non-SMTP-start",
8f128379 222 US"NOTQUIT",
059ec3d9
PH		 223 US"QUIT",
224 US"STARTTLS",
225 US"VRFY"
226 };
227
a5bd321b
PH		 228uschar *acl_wherecodes[] = { US"550", /* RCPT */
229 US"550", /* MAIL */
230 US"550", /* PREDATA */
231 US"550", /* MIME */
232 US"550", /* DATA */
233 US"0", /* not SMTP; not relevant */
234 US"503", /* AUTH */
235 US"550", /* connect */
236 US"458", /* ETRN */
237 US"550", /* EXPN */
238 US"550", /* HELO/EHLO */
239 US"0", /* MAILAUTH; not relevant */
240 US"0", /* not SMTP; not relevant */
8f128379 241 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 242 US"0", /* QUIT; not relevant */
243 US"550", /* STARTTLS */
244 US"252" /* VRFY */
059ec3d9 245 };
8e669ac1 246
69358f02
PH		 247BOOL active_local_from_check = FALSE;
248BOOL active_local_sender_retain = FALSE;
059ec3d9
PH		 249BOOL accept_8bitmime = FALSE;
250address_item *addr_duplicate = NULL;
251
252address_item address_defaults = {
253 NULL, /* next */
254 NULL, /* parent */
255 NULL, /* first */
256 NULL, /* dupof */
257 NULL, /* start_router */
258 NULL, /* router */
259 NULL, /* transport */
260 NULL, /* host_list */
261 NULL, /* host_used */
262 NULL, /* fallback_hosts */
263 NULL, /* reply */
264 NULL, /* retries */
265 NULL, /* address */
266 NULL, /* unique */
267 NULL, /* cc_local_part */
268 NULL, /* lc_local_part */
269 NULL, /* local_part */
270 NULL, /* prefix */
271 NULL, /* suffix */
272 NULL, /* domain */
273 NULL, /* address_retry_key */
274 NULL, /* domain_retry_key */
275 NULL, /* current_dir */
276 NULL, /* home_dir */
277 NULL, /* message */
278 NULL, /* user_message */
279 NULL, /* onetime_parent */
280 NULL, /* pipe_expandn */
281 NULL, /* return_filename */
282 NULL, /* self_hostname */
283 NULL, /* shadow_message */
284 #ifdef SUPPORT_TLS
285 NULL, /* cipher */
286 NULL, /* peerdn */
287 #endif
288 (uid_t)(-1), /* uid */
289 (gid_t)(-1), /* gid */
290 0, /* flags */
291 { 0 }, /* domain_cache - any larger array should be zeroed */
292 { 0 }, /* localpart_cache - ditto */
293 -1, /* mode */
294 0, /* more_errno */
295 ERRNO_UNKNOWNERROR, /* basic_errno */
296 0, /* child_count */
297 -1, /* return_file */
298 SPECIAL_NONE, /* special_action */
299 DEFER, /* transport_return */
300 { /* fields that are propagated to children */
301 NULL, /* address_data */
302 NULL, /* domain_data */
303 NULL, /* localpart_data */
304 NULL, /* errors_address */
305 NULL, /* extra_headers */
306 NULL, /* remove_headers */
384152a6
TK		 307#ifdef EXPERIMENTAL_SRS
308 NULL, /* srs_sender */
309#endif
059ec3d9
PH		 310 }
311};
312
313uschar *address_file = NULL;
314uschar *address_pipe = NULL;
315BOOL address_test_mode = FALSE;
316tree_node *addresslist_anchor = NULL;
317int addresslist_count = 0;
318gid_t *admin_groups = NULL;
319BOOL admin_user = FALSE;
c46782ef 320BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 321BOOL allow_domain_literals = FALSE;
322BOOL allow_mx_to_ip = FALSE;
323BOOL allow_unqualified_recipient = TRUE; /* For local messages */
324BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
325BOOL allow_utf8_domains = FALSE;
326uschar *authenticated_id = NULL;
327uschar *authenticated_sender = NULL;
328BOOL authentication_failed = FALSE;
329auth_instance *auths = NULL;
330uschar *auth_advertise_hosts = US"*";
331auth_instance auth_defaults = {
332 NULL, /* chain pointer */
333 NULL, /* name */
334 NULL, /* info */
335 NULL, /* private options block pointer */
336 NULL, /* driver_name */
337 NULL, /* advertise_condition */
6c512171 338 NULL, /* client_condition */
059ec3d9
PH		 339 NULL, /* public_name */
340 NULL, /* set_id */
341 NULL, /* server_mail_auth_condition */
342 NULL, /* server_debug_string */
16ff981e 343 NULL, /* server_condition */
059ec3d9
PH		 344 FALSE, /* client */
345 FALSE, /* server */
346 FALSE /* advertised */
347};
348
349uschar *auth_defer_msg = US"reason not recorded";
350uschar *auth_defer_user_msg = US"";
f78eb7c6 351uschar *auth_vars[AUTH_VARS];
059ec3d9 352int auto_thaw = 0;
8523533c
TK		 353#ifdef WITH_CONTENT_SCAN
354uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
355#endif
059ec3d9
PH		 356
357BOOL background_daemon = TRUE;
9a799bc0
PH		 358
359#if BASE_62 == 62
059ec3d9
PH		 360uschar *base62_chars=
361 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 362#else
363uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
364#endif
365
059ec3d9
PH		 366uschar *bi_command = NULL;
367uschar *big_buffer = NULL;
368int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 369#ifdef EXPERIMENTAL_BRIGHTMAIL
370uschar *bmi_alt_location = NULL;
371uschar *bmi_base64_tracker_verdict = NULL;
372uschar *bmi_base64_verdict = NULL;
373uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
374int bmi_deliver = 1;
375int bmi_run = 0;
376uschar *bmi_verdicts = NULL;
377#endif
059ec3d9
PH		 378int body_linecount = 0;
379int body_zerocount = 0;
380uschar *bounce_message_file = NULL;
381uschar *bounce_message_text = NULL;
382uschar *bounce_recipient = NULL;
383BOOL bounce_return_body = TRUE;
384BOOL bounce_return_message = TRUE;
385int bounce_return_size_limit = 100*1024;
386uschar *bounce_sender_authentication = NULL;
387int bsmtp_transaction_linecount = 0;
388
389int callout_cache_domain_positive_expire = 7*24*60*60;
390int callout_cache_domain_negative_expire = 3*60*60;
391int callout_cache_positive_expire = 24*60*60;
392int callout_cache_negative_expire = 2*60*60;
393uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
230205fc 394uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W_](?>[a-z0-9/-]*[^\\W_])?)+$";
059ec3d9
PH		 395int check_log_inodes = 0;
396int check_log_space = 0;
a0d6ba8a 397BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 398int check_spool_inodes = 0;
399int check_spool_space = 0;
400int clmacro_count = 0;
401uschar *clmacros[MAX_CLMACROS];
402BOOL config_changed = FALSE;
403FILE *config_file = NULL;
404uschar *config_filename = NULL;
405int config_lineno = 0;
35edf2ff
PH		 406#ifdef CONFIGURE_GROUP
407gid_t config_gid = CONFIGURE_GROUP;
408#endif
059ec3d9
PH		 409uschar *config_main_filelist = US CONFIGURE_FILE
410 "\0<-----------Space to patch configure_filename->";
411uschar *config_main_filename = NULL;
412
413#ifdef CONFIGURE_OWNER
414uid_t config_uid = CONFIGURE_OWNER;
415#endif
416
417int connection_max_messages= -1;
418uschar *continue_hostname = NULL;
419uschar *continue_host_address = NULL;
420BOOL continue_more = FALSE;
421int continue_sequence = 1;
422uschar *continue_transport = NULL;
423
e5a9dba6
PH		 424uschar *csa_status = NULL;
425
059ec3d9
PH		 426BOOL daemon_listen = FALSE;
427uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 428int daemon_startup_retries = 9;
429int daemon_startup_sleep = 30;
3d235903 430BOOL debug_daemon = FALSE;
059ec3d9
PH		 431int debug_fd = -1;
432FILE *debug_file = NULL;
433bit_table debug_options[] = {
434 { US"acl", D_acl },
435 { US"all", D_all },
436 { US"auth", D_auth },
437 { US"deliver", D_deliver },
438 { US"dns", D_dns },
439 { US"dnsbl", D_dnsbl },
440 { US"exec", D_exec },
441 { US"expand", D_expand },
442 { US"filter", D_filter },
443 { US"hints_lookup", D_hints_lookup },
444 { US"host_lookup", D_host_lookup },
445 { US"ident", D_ident },
446 { US"interface", D_interface },
447 { US"lists", D_lists },
448 { US"load", D_load },
449 { US"local_scan", D_local_scan },
450 { US"lookup", D_lookup },
451 { US"memory", D_memory },
452 { US"pid", D_pid },
453 { US"process_info", D_process_info },
454 { US"queue_run", D_queue_run },
455 { US"receive", D_receive },
456 { US"resolver", D_resolver },
457 { US"retry", D_retry },
458 { US"rewrite", D_rewrite },
459 { US"route", D_route },
460 { US"timestamp", D_timestamp },
461 { US"tls", D_tls },
462 { US"transport", D_transport },
463 { US"uid", D_uid },
464 { US"verify", D_verify }
465};
466int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
467unsigned int debug_selector = 0;
468int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 469uschar *delay_warning_condition=
470 US"${if or {"
e85a7ad5 471 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 472 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
473 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
474 "} {no}{yes}}";
059ec3d9
PH		 475BOOL delivery_date_remove = TRUE;
476uschar *deliver_address_data = NULL;
477int deliver_datafile = -1;
478uschar *deliver_domain = NULL;
479uschar *deliver_domain_data = NULL;
480uschar *deliver_domain_orig = NULL;
481uschar *deliver_domain_parent = NULL;
482BOOL deliver_drop_privilege = FALSE;
483BOOL deliver_firsttime = FALSE;
484BOOL deliver_force = FALSE;
485BOOL deliver_freeze = FALSE;
486int deliver_frozen_at = 0;
487uschar *deliver_home = NULL;
488uschar *deliver_host = NULL;
489uschar *deliver_host_address = NULL;
490uschar *deliver_in_buffer = NULL;
491ino_t deliver_inode = 0;
492uschar *deliver_localpart = NULL;
493uschar *deliver_localpart_data = NULL;
494uschar *deliver_localpart_orig = NULL;
495uschar *deliver_localpart_parent = NULL;
496uschar *deliver_localpart_prefix = NULL;
497uschar *deliver_localpart_suffix = NULL;
498BOOL deliver_force_thaw = FALSE;
499BOOL deliver_manual_thaw = FALSE;
500uschar *deliver_out_buffer = NULL;
501int deliver_queue_load_max = -1;
502address_item *deliver_recipients = NULL;
503uschar *deliver_selectstring = NULL;
504BOOL deliver_selectstring_regex = FALSE;
505uschar *deliver_selectstring_sender = NULL;
506BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 507#ifdef WITH_OLD_DEMIME
508int demime_errorlevel = 0;
509int demime_ok = 0;
510uschar *demime_reason = NULL;
511#endif
4c590bd1 512BOOL disable_callout_flush = FALSE;
047bdd8c 513BOOL disable_delay_flush = FALSE;
54fc8428
PH		 514#ifdef ENABLE_DISABLE_FSYNC
515BOOL disable_fsync = FALSE;
516#endif
7e66e54d 517BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 518BOOL disable_logging = FALSE;
519
fb2274d4
TK		 520#ifdef EXPERIMENTAL_DOMAINKEYS
521uschar *dk_signing_domain = NULL;
522uschar *dk_signing_selector = NULL;
523int dk_do_verify = 0;
524#endif
525
059ec3d9 526uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 527int dns_csa_search_limit = 5;
528BOOL dns_csa_use_reverse = TRUE;
059ec3d9
PH		 529uschar *dns_ipv4_lookup = NULL;
530int dns_retrans = 0;
531int dns_retry = 0;
532uschar *dnslist_domain = NULL;
93655c46 533uschar *dnslist_matched = NULL;
059ec3d9
PH		 534uschar *dnslist_text = NULL;
535uschar *dnslist_value = NULL;
536tree_node *domainlist_anchor = NULL;
537int domainlist_count = 0;
538BOOL dont_deliver = FALSE;
539BOOL dot_ends = TRUE;
540BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 541uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 542
543BOOL enable_dollar_recipients = FALSE;
544BOOL envelope_to_remove = TRUE;
545int errno_quota = ERRNO_QUOTA;
546uschar *errors_copy = NULL;
547int error_handling = ERRORS_SENDER;
548uschar *errors_reply_to = NULL;
549int errors_sender_rc = EXIT_FAILURE;
550
551gid_t exim_gid = EXIM_GID;
552BOOL exim_gid_set = TRUE; /* This gid is always set */
553uschar *exim_path = US BIN_DIRECTORY "/exim"
554 "\0<---------------Space to patch exim_path->";
555uid_t exim_uid = EXIM_UID;
556BOOL exim_uid_set = TRUE; /* This uid is always set */
557int expand_forbid = 0;
558int expand_nlength[EXPAND_MAXN+1];
559int expand_nmax = -1;
560uschar *expand_nstring[EXPAND_MAXN+1];
561BOOL expand_string_forcedfail = FALSE;
562uschar *expand_string_message;
563BOOL extract_addresses_remove_arguments = TRUE;
564uschar *extra_local_interfaces = NULL;
565
29aba418 566int fake_response = OK;
0e22dfd1
PH		 567uschar *fake_response_text = US"Your message has been rejected but is "
568 "being kept for evaluation.\nIf it was a "
569 "legitimate message, it may still be "
570 "delivered to the target recipient(s).";
059ec3d9
PH		 571int filter_n[FILTER_VARIABLE_COUNT];
572BOOL filter_running = FALSE;
573int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 574int filter_test = FTEST_NONE;
575uschar *filter_test_sfile = NULL;
576uschar *filter_test_ufile = NULL;
059ec3d9
PH		 577uschar *filter_thisaddress = NULL;
578int finduser_retries = 0;
8523533c
TK		 579#ifdef WITH_OLD_DEMIME
580uschar *found_extension = NULL;
581#endif
059ec3d9
PH		 582uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
583uschar *freeze_tell = NULL;
6a3f1455 584uschar *freeze_tell_config = NULL;
059ec3d9
PH		 585uschar *fudged_queue_times = US"";
586
587uschar *gecos_name = NULL;
588uschar *gecos_pattern = NULL;
589rewrite_rule *global_rewrite_rules = NULL;
590
591uschar *headers_charset = US HEADERS_CHARSET;
592int header_insert_maxlen = 64 * 1024;
593header_line *header_last = NULL;
594header_line *header_list = NULL;
595int header_maxsize = HEADER_MAXSIZE;
596int header_line_maxsize = 0;
597
598header_name header_names[] = {
599 { US"bcc", 3, TRUE, htype_bcc },
600 { US"cc", 2, TRUE, htype_cc },
601 { US"date", 4, TRUE, htype_date },
602 { US"delivery-date", 13, FALSE, htype_delivery_date },
603 { US"envelope-to", 11, FALSE, htype_envelope_to },
604 { US"from", 4, TRUE, htype_from },
605 { US"message-id", 10, TRUE, htype_id },
606 { US"received", 8, FALSE, htype_received },
607 { US"reply-to", 8, FALSE, htype_reply_to },
608 { US"return-path", 11, FALSE, htype_return_path },
609 { US"sender", 6, TRUE, htype_sender },
610 { US"subject", 7, FALSE, htype_subject },
611 { US"to", 2, TRUE, htype_to }
612};
613
614int header_names_size = sizeof(header_names)/sizeof(header_name);
615
616BOOL header_rewritten = FALSE;
617uschar *helo_accept_junk_hosts = NULL;
618uschar *helo_allow_chars = US"";
619uschar *helo_lookup_domains = US"@ : @[]";
620uschar *helo_try_verify_hosts = NULL;
621BOOL helo_verified = FALSE;
d7b47fd0 622BOOL helo_verify_failed = FALSE;
059ec3d9
PH		 623uschar *helo_verify_hosts = NULL;
624uschar *hex_digits = US"0123456789abcdef";
625uschar *hold_domains = NULL;
626BOOL host_checking = FALSE;
627BOOL host_checking_callout = FALSE;
628uschar *host_data = NULL;
629BOOL host_find_failed_syntax= FALSE;
630uschar *host_lookup = NULL;
b08b24c8 631BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 632BOOL host_lookup_failed = FALSE;
633uschar *host_lookup_order = US"bydns:byaddr";
634uschar *host_lookup_msg = US"";
635int host_number = 0;
636uschar *host_number_string = NULL;
637uschar *host_reject_connection = NULL;
638tree_node *hostlist_anchor = NULL;
639int hostlist_count = 0;
640uschar *hosts_treat_as_local = NULL;
641uschar *hosts_connection_nolog = NULL;
642
643int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
644BOOL ignore_fromline_local = FALSE;
645uschar *ignore_fromline_hosts = NULL;
646uschar *interface_address = NULL;
647int interface_port = -1;
648BOOL is_inetd = FALSE;
0ce9abe6 649uschar *iterate_item = NULL;
059ec3d9
PH		 650
651int journal_fd = -1;
652
653int keep_malformed = 4*24*60*60; /* 4 days */
654
655uschar *eldap_dn = NULL;
656int load_average = -2;
657BOOL local_error_message = FALSE;
658BOOL local_from_check = TRUE;
659uschar *local_from_prefix = NULL;
660uschar *local_from_suffix = NULL;
661
662#if HAVE_IPV6
663uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
664#else
665uschar *local_interfaces = US"0.0.0.0";
666#endif
667
668uschar *local_scan_data = NULL;
669int local_scan_timeout = 5*60;
670BOOL local_sender_retain = FALSE;
671gid_t local_user_gid = (gid_t)(-1);
672uid_t local_user_uid = (uid_t)(-1);
673
674tree_node *localpartlist_anchor= NULL;
675int localpartlist_count = 0;
676uschar *log_buffer = NULL;
677unsigned int log_extra_selector = LX_default;
678uschar *log_file_path = US LOG_FILE_PATH
679 "\0<--------------Space to patch log_file_path->";
680
681/* Those log options with L_xxx identifiers have values less than 0x800000 and
682are the ones that get put into log_write_selector. They can be used in calls to
683log_write() to test for the bit. The options with LX_xxx identifiers have
684values greater than 0x80000000 and are put int log_extra_selector (without the
685top bit). They are never used in calls to log_write(), but are tested
686independently. This separation became necessary when the number of log
687selectors was getting close to filling a 32-bit word. */
688
f3f065bb
PH		 689/* Note that this list must be in alphabetical order. */
690
059ec3d9 691bit_table log_options[] = {
49826d12 692 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 693 { US"address_rewrite", L_address_rewrite },
694 { US"all", L_all },
695 { US"all_parents", L_all_parents },
696 { US"arguments", LX_arguments },
697 { US"connection_reject", L_connection_reject },
698 { US"delay_delivery", L_delay_delivery },
699 { US"deliver_time", LX_deliver_time },
700 { US"delivery_size", LX_delivery_size },
701 { US"dnslist_defer", L_dnslist_defer },
702 { US"etrn", L_etrn },
703 { US"host_lookup_failed", L_host_lookup_failed },
704 { US"ident_timeout", LX_ident_timeout },
705 { US"incoming_interface", LX_incoming_interface },
706 { US"incoming_port", LX_incoming_port },
707 { US"lost_incoming_connection", L_lost_incoming_connection },
708 { US"outgoing_port", LX_outgoing_port },
f3f065bb 709 { US"pid", LX_pid },
059ec3d9
PH		 710 { US"queue_run", L_queue_run },
711 { US"queue_time", LX_queue_time },
2ac0e484 712 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 713 { US"received_recipients", LX_received_recipients },
714 { US"received_sender", LX_received_sender },
715 { US"rejected_header", LX_rejected_header },
716 { US"rejected_headers", LX_rejected_header },
717 { US"retry_defer", L_retry_defer },
718 { US"return_path_on_delivery", LX_return_path_on_delivery },
719 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 720 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 721 { US"size_reject", L_size_reject },
722 { US"skip_delivery", L_skip_delivery },
723 { US"smtp_confirmation", LX_smtp_confirmation },
724 { US"smtp_connection", L_smtp_connection },
725 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
b4ed4da0 726 { US"smtp_no_mail", LX_smtp_no_mail },
059ec3d9
PH		 727 { US"smtp_protocol_error", L_smtp_protocol_error },
728 { US"smtp_syntax_error", L_smtp_syntax_error },
729 { US"subject", LX_subject },
730 { US"tls_certificate_verified", LX_tls_certificate_verified },
731 { US"tls_cipher", LX_tls_cipher },
1130bfb0
PH		 732 { US"tls_peerdn", LX_tls_peerdn },
733 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 734};
735
736int log_options_count = sizeof(log_options)/sizeof(bit_table);
6ea85e9a 737int log_reject_target = 0;
059ec3d9
PH		 738uschar *log_selector_string = NULL;
739FILE *log_stderr = NULL;
740BOOL log_testing_mode = FALSE;
741BOOL log_timezone = FALSE;
6ea85e9a 742unsigned int log_write_selector= L_default;
059ec3d9
PH		 743uschar *login_sender_address = NULL;
744int lookup_open_max = 25;
745uschar *lookup_value = NULL;
746
747macro_item *macros = NULL;
748uschar *mailstore_basename = NULL;
8523533c
TK		 749#ifdef WITH_CONTENT_SCAN
750uschar *malware_name = NULL; /* Virus Name */
751#endif
d677b2f2 752int max_received_linelength= 0;
059ec3d9
PH		 753int max_username_length = 0;
754int message_age = 0;
755uschar *message_body = NULL;
756uschar *message_body_end = NULL;
ddea74fa 757BOOL message_body_newlines = FALSE;
059ec3d9
PH		 758int message_body_size = 0;
759int message_body_visible = 500;
760int message_ended = END_NOTSTARTED;
761uschar *message_headers = NULL;
762uschar *message_id;
763uschar *message_id_domain = NULL;
764uschar *message_id_text = NULL;
765struct timeval message_id_tv = { 0, 0 };
766uschar message_id_option[MESSAGE_ID_LENGTH + 3];
767uschar *message_id_external;
768int message_linecount = 0;
769BOOL message_logs = TRUE;
770int message_size = 0;
771uschar *message_size_limit = US"50M";
772uschar message_subdir[2] = { 0, 0 };
773uschar *message_reference = NULL;
8523533c
TK		 774
775/* MIME ACL expandables */
776#ifdef WITH_CONTENT_SCAN
f7b63901 777int mime_anomaly_level = 0;
8523533c
TK		 778uschar *mime_anomaly_text = NULL;
779uschar *mime_boundary = NULL;
780uschar *mime_charset = NULL;
781uschar *mime_content_description = NULL;
782uschar *mime_content_disposition = NULL;
783uschar *mime_content_id = NULL;
784unsigned int mime_content_size = 0;
785uschar *mime_content_transfer_encoding = NULL;
786uschar *mime_content_type = NULL;
787uschar *mime_decoded_filename = NULL;
788uschar *mime_filename = NULL;
789int mime_is_multipart = 0;
790int mime_is_coverletter = 0;
791int mime_is_rfc822 = 0;
792int mime_part_count = -1;
793#endif
794
059ec3d9
PH		 795BOOL mua_wrapper = FALSE;
796
797uid_t *never_users = NULL;
8523533c
TK		 798#ifdef WITH_CONTENT_SCAN
799BOOL no_mbox_unspool = FALSE;
800#endif
059ec3d9
PH		 801BOOL no_multiline_responses = FALSE;
802
803uid_t original_euid;
804gid_t originator_gid;
805uschar *originator_login = NULL;
806uschar *originator_name = NULL;
807uid_t originator_uid;
808uschar *override_local_interfaces = NULL;
809uschar *override_pid_file_path = NULL;
810
811BOOL parse_allow_group = FALSE;
812BOOL parse_found_group = FALSE;
813uschar *percent_hack_domains = NULL;
814uschar *pid_file_path = US PID_FILE_PATH
815 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 816BOOL pipelining_enable = TRUE;
059ec3d9
PH		 817uschar *pipelining_advertise_hosts = US"*";
818BOOL preserve_message_logs = FALSE;
819uschar *primary_hostname = NULL;
820BOOL print_topbitchars = FALSE;
821uschar process_info[PROCESS_INFO_SIZE];
822uschar *process_log_path = NULL;
823BOOL prod_requires_admin = TRUE;
fffda43a
TK		 824uschar *prvscheck_address = NULL;
825uschar *prvscheck_keynum = NULL;
826uschar *prvscheck_result = NULL;
827
059ec3d9
PH		 828
829uschar *qualify_domain_recipient = NULL;
830uschar *qualify_domain_sender = NULL;
831BOOL queue_2stage = FALSE;
832uschar *queue_domains = NULL;
833int queue_interval = -1;
834BOOL queue_list_requires_admin = TRUE;
835BOOL queue_only = FALSE;
836uschar *queue_only_file = NULL;
837int queue_only_load = -1;
8669f003 838BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 839BOOL queue_only_override = TRUE;
840BOOL queue_only_policy = FALSE;
841BOOL queue_run_first_delivery = FALSE;
842BOOL queue_run_force = FALSE;
843BOOL queue_run_in_order = FALSE;
844BOOL queue_run_local = FALSE;
845int queue_run_max = 5;
846pid_t queue_run_pid = (pid_t)0;
847int queue_run_pipe = -1;
848BOOL queue_running = FALSE;
849BOOL queue_smtp = FALSE;
850uschar *queue_smtp_domains = NULL;
851
852unsigned int random_seed = 0;
fe0dab11 853tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 854tree_node *ratelimiters_conn = NULL;
855tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 856uschar *raw_active_hostname = NULL;
857uschar *raw_sender = NULL;
858uschar **raw_recipients = NULL;
859int raw_recipients_count = 0;
860
861int rcpt_count = 0;
862int rcpt_fail_count = 0;
863int rcpt_defer_count = 0;
864gid_t real_gid;
865uid_t real_uid;
866BOOL really_exim = TRUE;
867BOOL receive_call_bombout = FALSE;
868int receive_linecount = 0;
869int receive_messagecount = 0;
870int receive_timeout = 0;
871int received_count = 0;
872uschar *received_for = NULL;
873
874/* This is the default text for Received headers generated by Exim. The
875date will be automatically added on the end. */
876
877uschar *received_header_text = US
878 "Received: "
879 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 880 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 881 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
882 "by $primary_hostname "
883 "${if def:received_protocol {with $received_protocol}} "
884 #ifdef SUPPORT_TLS
885 "${if def:tls_cipher {($tls_cipher)\n\t}}"
886 #endif
887 "(Exim $version_number)\n\t"
3e46c1aa 888 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 889 "id $message_exim_id"
059ec3d9
PH		 890 "${if def:received_for {\n\tfor $received_for}}"
891 "\0<---------------Space to patch received_header_text->";
892
893int received_headers_max = 30;
894uschar *received_protocol = NULL;
895int received_time = 0;
896uschar *recipient_data = NULL;
897uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 898uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 899int recipients_count = 0;
900BOOL recipients_discarded = FALSE;
901recipient_item *recipients_list = NULL;
902int recipients_list_max = 0;
903int recipients_max = 0;
904BOOL recipients_max_reject = FALSE;
905const pcre *regex_AUTH = NULL;
906const pcre *regex_check_dns_names = NULL;
907const pcre *regex_From = NULL;
f1513293 908const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 909const pcre *regex_PIPELINING = NULL;
910const pcre *regex_SIZE = NULL;
a5bd321b 911const pcre *regex_smtp_code = NULL;
059ec3d9 912const pcre *regex_ismsgid = NULL;
8523533c
TK		 913#ifdef WITH_CONTENT_SCAN
914uschar *regex_match_string = NULL;
915#endif
059ec3d9
PH		 916int remote_delivery_count = 0;
917int remote_max_parallel = 2;
918uschar *remote_sort_domains = NULL;
919int retry_data_expire = 7*24*60*60;
920int retry_interval_max = 24*60*60;
921int retry_maximum_timeout = 0; /* set from retry config */
922retry_config *retries = NULL;
923uschar *return_path = NULL;
924BOOL return_path_remove = TRUE;
925int rewrite_existflags = 0;
926uschar *rfc1413_hosts = US"*";
8def5aaf 927int rfc1413_query_timeout = 5;
059ec3d9
PH		 928/* BOOL rfc821_domains = FALSE; <<< on the way out */
929uid_t root_uid = ROOT_UID;
930
931router_instance *routers = NULL;
932router_instance router_defaults = {
933 NULL, /* chain pointer */
934 NULL, /* name */
935 NULL, /* info */
936 NULL, /* private options block pointer */
937 NULL, /* driver name */
938
939 NULL, /* address_data */
8523533c
TK		 940#ifdef EXPERIMENTAL_BRIGHTMAIL
941 NULL, /* bmi_rule */
8e669ac1 942#endif
059ec3d9
PH		 943 NULL, /* cannot_route_message */
944 NULL, /* condition */
945 NULL, /* current_directory */
946 NULL, /* debug_string */
947 NULL, /* domains */
948 NULL, /* errors_to */
949 NULL, /* expand_gid */
950 NULL, /* expand_uid */
951 NULL, /* expand_more */
952 NULL, /* expand_unseen */
953 NULL, /* extra_headers */
954 NULL, /* fallback_hosts */
955 NULL, /* home_directory */
956 NULL, /* ignore_target_hosts */
957 NULL, /* local_parts */
958 NULL, /* pass_router_name */
959 NULL, /* prefix */
960 NULL, /* redirect_router_name */
961 NULL, /* remove_headers */
962 NULL, /* require_files */
963 NULL, /* router_home_directory */
964 US"freeze", /* self */
965 NULL, /* senders */
966 NULL, /* suffix */
967 NULL, /* translate_ip_address */
968 NULL, /* transport_name */
969
970 TRUE, /* address_test */
8523533c
TK		 971#ifdef EXPERIMENTAL_BRIGHTMAIL
972 FALSE, /* bmi_deliver_alternate */
973 FALSE, /* bmi_deliver_default */
974 FALSE, /* bmi_dont_deliver */
975#endif
059ec3d9
PH		 976 TRUE, /* expn */
977 FALSE, /* caseful_local_part */
978 FALSE, /* check_local_user */
979 FALSE, /* disable_logging */
980 FALSE, /* fail_verify_recipient */
981 FALSE, /* fail_verify_sender */
982 FALSE, /* gid_set */
983 FALSE, /* initgroups */
984 TRUE_UNSET, /* log_as_local */
985 TRUE, /* more */
986 FALSE, /* pass_on_timeout */
987 FALSE, /* prefix_optional */
988 TRUE, /* repeat_use */
989 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
990 FALSE, /* same_domain_copy_routing */
991 FALSE, /* self_rewrite */
992 FALSE, /* suffix_optional */
993 FALSE, /* verify_only */
994 TRUE, /* verify_recipient */
995 TRUE, /* verify_sender */
996 FALSE, /* uid_set */
997 FALSE, /* unseen */
998
999 self_freeze, /* self_code */
1000 (uid_t)(-1), /* uid */
1001 (gid_t)(-1), /* gid */
1002
1003 NULL, /* fallback_hostlist */
1004 NULL, /* transport instance */
1005 NULL, /* pass_router */
1006 NULL /* redirect_router */
1007};
1008
1009ip_address_item *running_interfaces = NULL;
1010BOOL running_in_test_harness = FALSE;
1011
1012/* This is a weird one. The following string gets patched in the binary by the
1013script that sets up a copy of Exim for running in the test harness. It seems
1014that compilers are now clever, and share constant strings if they can.
1015Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1016make use of the end of this string in order to save space. So the patching then
8669f003 1017wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1018onto the end of the string. */
1019
1020uschar *running_status = US">>>running<<<" "\0EXTRA";
1021
1022int runrc = 0;
1023
1024uschar *search_error_message = NULL;
1025BOOL search_find_defer = FALSE;
1026uschar *self_hostname = NULL;
1027uschar *sender_address = NULL;
1028unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1029uschar *sender_address_data = NULL;
059ec3d9
PH		 1030BOOL sender_address_forced = FALSE;
1031uschar *sender_address_unrewritten = NULL;
1032uschar *sender_data = NULL;
1033unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1034uschar *sender_fullhost = NULL;
1035uschar *sender_helo_name = NULL;
1036uschar **sender_host_aliases = &no_aliases;
1037uschar *sender_host_address = NULL;
1038uschar *sender_host_authenticated = NULL;
1039unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1040uschar *sender_host_name = NULL;
1041int sender_host_port = 0;
1042BOOL sender_host_notsocket = FALSE;
1043BOOL sender_host_unknown = FALSE;
1044uschar *sender_ident = NULL;
1045BOOL sender_local = FALSE;
2fe1a124 1046BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1047uschar *sender_rate = NULL;
1048uschar *sender_rate_limit = NULL;
1049uschar *sender_rate_period = NULL;
059ec3d9
PH		 1050uschar *sender_rcvhost = NULL;
1051BOOL sender_set_untrusted = FALSE;
1052uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1053uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1054address_item *sender_verified_list = NULL;
1055address_item *sender_verified_failed = NULL;
1056int sender_verified_rc = -1;
1057BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1058uschar *sending_ip_address = NULL;
1059int sending_port = -1;
059ec3d9
PH		 1060volatile BOOL sigalrm_seen = FALSE;
1061uschar **sighup_argv = NULL;
1062int smtp_accept_count = 0;
1063BOOL smtp_accept_keepalive = TRUE;
1064int smtp_accept_max = 20;
1065int smtp_accept_max_nonmail= 10;
1066uschar *smtp_accept_max_nonmail_hosts = US"*";
1067int smtp_accept_max_per_connection = 1000;
1068uschar *smtp_accept_max_per_host = NULL;
1069int smtp_accept_queue = 0;
1070int smtp_accept_queue_per_connection = 10;
1071int smtp_accept_reserve = 0;
1072uschar *smtp_active_hostname = NULL;
1073BOOL smtp_authenticated = FALSE;
1f5b4c3d 1074uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1075 "Exim $version_number $tod_full"
1076 "\0<---------------Space to patch smtp_banner->";
1077BOOL smtp_batched_input = FALSE;
1078BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1079int smtp_ch_index = 0;
3ee512ff
PH		 1080uschar *smtp_cmd_argument = NULL;
1081uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1082time_t smtp_connection_start = 0;
1083uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1084int smtp_connect_backlog = 20;
1085double smtp_delay_mail = 0.0;
1086double smtp_delay_rcpt = 0.0;
1087BOOL smtp_enforce_sync = TRUE;
1088FILE *smtp_in = NULL;
1089BOOL smtp_input = FALSE;
1090int smtp_load_reserve = -1;
1091int smtp_mailcmd_count = 0;
1092FILE *smtp_out = NULL;
1093uschar *smtp_etrn_command = NULL;
1094BOOL smtp_etrn_serialize = TRUE;
1095int smtp_max_synprot_errors= 3;
1096int smtp_max_unknown_commands = 3;
8f128379 1097uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1098uschar *smtp_ratelimit_hosts = NULL;
1099uschar *smtp_ratelimit_mail = NULL;
1100uschar *smtp_ratelimit_rcpt = NULL;
1101uschar *smtp_read_error = US"";
1102int smtp_receive_timeout = 5*60;
1103uschar *smtp_reserve_hosts = NULL;
1104BOOL smtp_return_error_details = FALSE;
1105int smtp_rlm_base = 0;
1106double smtp_rlm_factor = 0.0;
1107int smtp_rlm_limit = 0;
1108int smtp_rlm_threshold = INT_MAX;
1109int smtp_rlr_base = 0;
1110double smtp_rlr_factor = 0.0;
1111int smtp_rlr_limit = 0;
1112int smtp_rlr_threshold = INT_MAX;
1113BOOL smtp_use_pipelining = FALSE;
1114BOOL smtp_use_size = FALSE;
8523533c
TK		 1115
1116#ifdef WITH_CONTENT_SCAN
1117uschar *spamd_address = US"127.0.0.1 783";
1118uschar *spam_bar = NULL;
1119uschar *spam_report = NULL;
1120uschar *spam_score = NULL;
1121uschar *spam_score_int = NULL;
1122#endif
1123#ifdef EXPERIMENTAL_SPF
1124uschar *spf_header_comment = NULL;
1125uschar *spf_received = NULL;
1126uschar *spf_result = NULL;
1127uschar *spf_smtp_comment = NULL;
1128#endif
1129
059ec3d9
PH		 1130BOOL split_spool_directory = FALSE;
1131uschar *spool_directory = US SPOOL_DIRECTORY
1132 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1133#ifdef EXPERIMENTAL_SRS
1134uschar *srs_config = NULL;
1135uschar *srs_db_address = NULL;
1136uschar *srs_db_key = NULL;
384152a6
TK		 1137int srs_hashlength = 6;
1138int srs_hashmin = -1;
1139int srs_maxage = 31;
8523533c
TK		 1140uschar *srs_orig_recipient = NULL;
1141uschar *srs_orig_sender = NULL;
1142uschar *srs_recipient = NULL;
384152a6 1143uschar *srs_secrets = NULL;
8523533c 1144uschar *srs_status = NULL;
384152a6
TK		 1145BOOL srs_usehash = TRUE;
1146BOOL srs_usetimestamp = TRUE;
8e669ac1 1147#endif
38a0a95f 1148BOOL strict_acl_vars = FALSE;
059ec3d9
PH		 1149int string_datestamp_offset= -1;
1150BOOL strip_excess_angle_brackets = FALSE;
1151BOOL strip_trailing_dot = FALSE;
1152uschar *submission_domain = NULL;
1153BOOL submission_mode = FALSE;
2fe1a124 1154uschar *submission_name = NULL;
8800895a 1155BOOL suppress_local_fixups = FALSE;
059ec3d9
PH		 1156BOOL synchronous_delivery = FALSE;
1157BOOL syslog_duplication = TRUE;
1158int syslog_facility = LOG_MAIL;
1159uschar *syslog_processname = US"exim";
1160BOOL syslog_timestamp = TRUE;
1161uschar *system_filter = NULL;
1162
1163uschar *system_filter_directory_transport = NULL;
1164uschar *system_filter_file_transport = NULL;
1165uschar *system_filter_pipe_transport = NULL;
1166uschar *system_filter_reply_transport = NULL;
1167
1168gid_t system_filter_gid = 0;
1169BOOL system_filter_gid_set = FALSE;
1170uid_t system_filter_uid = 0;
1171BOOL system_filter_uid_set = FALSE;
1172BOOL system_filtering = FALSE;
1173
1174BOOL tcp_nodelay = TRUE;
8669f003 1175int test_harness_load_avg = 0;
059ec3d9
PH		 1176int thismessage_size_limit = 0;
1177int timeout_frozen_after = 0;
1178BOOL timestamps_utc = FALSE;
1179
1180transport_instance *transports = NULL;
1181
1182transport_instance transport_defaults = {
1183 NULL, /* chain pointer */
1184 NULL, /* name */
1185 NULL, /* info */
1186 NULL, /* private options block pointer */
1187 NULL, /* driver name */
1188 NULL, /* setup entry point */
1189 1, /* batch_max */
1190 NULL, /* batch_id */
1191 NULL, /* home_dir */
1192 NULL, /* current_dir */
1193 TRUE, /* multi-domain */
1194 FALSE, /* overrides_hosts */
1195 100, /* max_addresses */
1196 500, /* connection_max_messages */
1197 FALSE, /* deliver_as_creator */
1198 FALSE, /* disable_logging */
1199 FALSE, /* initgroups */
1200 FALSE, /* uid_set */
1201 FALSE, /* gid_set */
1202 (uid_t)(-1), /* uid */
1203 (gid_t)(-1), /* gid */
1204 NULL, /* expand_uid */
1205 NULL, /* expand_gid */
1206 NULL, /* warn_message */
1207 NULL, /* shadow */
1208 NULL, /* shadow_condition */
1209 NULL, /* filter_command */
1210 NULL, /* add_headers */
1211 NULL, /* remove_headers */
1212 NULL, /* return_path */
1213 NULL, /* debug_string */
1214 NULL, /* message_size_limit */
1215 NULL, /* headers_rewrite */
1216 NULL, /* rewrite_rules */
1217 0, /* rewrite_existflags */
1218 300, /* filter_timeout */
1219 FALSE, /* body_only */
1220 FALSE, /* delivery_date_add */
1221 FALSE, /* envelope_to_add */
1222 FALSE, /* headers_only */
1223 FALSE, /* rcpt_include_affixes */
1224 FALSE, /* return_path_add */
1225 FALSE, /* return_output */
1226 FALSE, /* return_fail_output */
1227 FALSE, /* log_output */
1228 FALSE, /* log_fail_output */
1229 FALSE, /* log_defer_output */
1230 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1231 1 nor 0 so can detect unset */
1232};
1233
1234int transport_count;
1235uschar **transport_filter_argv = NULL;
1236int transport_filter_timeout;
2e2a30b4 1237BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1238int transport_write_timeout= 0;
1239
1240tree_node *tree_dns_fails = NULL;
1241tree_node *tree_duplicates = NULL;
1242tree_node *tree_nonrecipients = NULL;
1243tree_node *tree_unusable = NULL;
1244
1245BOOL trusted_caller = FALSE;
1246gid_t *trusted_groups = NULL;
1247uid_t *trusted_users = NULL;
1248uschar *timezone_string = US TIMEZONE_DEFAULT;
1249
1250uschar *unknown_login = NULL;
1251uschar *unknown_username = NULL;
1252uschar *untrusted_set_sender = NULL;
1253
1254/* A regex for matching a "From_" line in an incoming message, in the form
1255
1256 From ph10 Fri Jan 5 12:35 GMT 1996
1257
1258which the "mail" commands send to the MTA (undocumented, of course), or in
1259the form
1260
1261 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1262
1263which is apparently used by some UUCPs, despite it not being in RFC 976.
1264Because of variations in time formats, just match up to the minutes. That
1265should be sufficient. Examples have been seen of time fields like 12:1:03,
1266so just require one digit for hours and minutes. The weekday is also absent
1267in some forms. */
1268
1269uschar *uucp_from_pattern = US
1270 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1271 "(?:" /* Non-extracting bracket */
1272 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1273 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1274 ")" /* End alternation */
1275 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1276
1277uschar *uucp_from_sender = US"$1";
1278
1279uschar *warn_message_file = NULL;
1280uschar *warnmsg_delay = NULL;
1281uschar *warnmsg_recipients = NULL;
1282BOOL write_rejectlog = TRUE;
1283
21c28500 1284uschar *version_copyright = US"Copyright (c) University of Cambridge 2006";
059ec3d9
PH		 1285uschar *version_date = US"?";
1286uschar *version_cnumber = US"????";
1287uschar *version_string = US"?";
1288
1289int warning_count = 0;
1290
1291/* End of globals.c */
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