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[exim.git] / src / src / globals.c
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6c512171 1/* $Cambridge: exim/src/src/globals.c,v 1.74 2007/06/18 13:57:50 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
PH		 174tree_node *acl_anchor = NULL;
175uschar *acl_not_smtp = NULL;
54cdb463
PH		 176#ifdef WITH_CONTENT_SCAN
177uschar *acl_not_smtp_mime = NULL;
178#endif
45b91596 179uschar *acl_not_smtp_start = NULL;
059ec3d9
PH		 180uschar *acl_smtp_auth = NULL;
181uschar *acl_smtp_connect = NULL;
182uschar *acl_smtp_data = NULL;
183uschar *acl_smtp_etrn = NULL;
184uschar *acl_smtp_expn = NULL;
185uschar *acl_smtp_helo = NULL;
186uschar *acl_smtp_mail = NULL;
187uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 188#ifdef WITH_CONTENT_SCAN
189uschar *acl_smtp_mime = NULL;
190#endif
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;
196BOOL acl_temp_details = FALSE;
38a0a95f
PH		 197tree_node *acl_var_c = NULL;
198tree_node *acl_var_m = NULL;
059ec3d9 199uschar *acl_verify_message = NULL;
059ec3d9
PH		 200string_item *acl_warn_logged = NULL;
201
202/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
203error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
204
205uschar *acl_wherenames[] = { US"RCPT",
206 US"MAIL",
207 US"PREDATA",
8523533c 208 US"MIME",
059ec3d9
PH		 209 US"DATA",
210 US"non-SMTP",
211 US"AUTH",
212 US"connection",
213 US"ETRN",
214 US"EXPN",
215 US"EHLO or HELO",
216 US"MAILAUTH",
45b91596 217 US"non-SMTP-start",
059ec3d9
PH		 218 US"QUIT",
219 US"STARTTLS",
220 US"VRFY"
221 };
222
a5bd321b
PH		 223uschar *acl_wherecodes[] = { US"550", /* RCPT */
224 US"550", /* MAIL */
225 US"550", /* PREDATA */
226 US"550", /* MIME */
227 US"550", /* DATA */
228 US"0", /* not SMTP; not relevant */
229 US"503", /* AUTH */
230 US"550", /* connect */
231 US"458", /* ETRN */
232 US"550", /* EXPN */
233 US"550", /* HELO/EHLO */
234 US"0", /* MAILAUTH; not relevant */
235 US"0", /* not SMTP; not relevant */
236 US"0", /* QUIT; not relevant */
237 US"550", /* STARTTLS */
238 US"252" /* VRFY */
059ec3d9 239 };
8e669ac1 240
69358f02
PH		 241BOOL active_local_from_check = FALSE;
242BOOL active_local_sender_retain = FALSE;
059ec3d9
PH		 243BOOL accept_8bitmime = FALSE;
244address_item *addr_duplicate = NULL;
245
246address_item address_defaults = {
247 NULL, /* next */
248 NULL, /* parent */
249 NULL, /* first */
250 NULL, /* dupof */
251 NULL, /* start_router */
252 NULL, /* router */
253 NULL, /* transport */
254 NULL, /* host_list */
255 NULL, /* host_used */
256 NULL, /* fallback_hosts */
257 NULL, /* reply */
258 NULL, /* retries */
259 NULL, /* address */
260 NULL, /* unique */
261 NULL, /* cc_local_part */
262 NULL, /* lc_local_part */
263 NULL, /* local_part */
264 NULL, /* prefix */
265 NULL, /* suffix */
266 NULL, /* domain */
267 NULL, /* address_retry_key */
268 NULL, /* domain_retry_key */
269 NULL, /* current_dir */
270 NULL, /* home_dir */
271 NULL, /* message */
272 NULL, /* user_message */
273 NULL, /* onetime_parent */
274 NULL, /* pipe_expandn */
275 NULL, /* return_filename */
276 NULL, /* self_hostname */
277 NULL, /* shadow_message */
278 #ifdef SUPPORT_TLS
279 NULL, /* cipher */
280 NULL, /* peerdn */
281 #endif
282 (uid_t)(-1), /* uid */
283 (gid_t)(-1), /* gid */
284 0, /* flags */
285 { 0 }, /* domain_cache - any larger array should be zeroed */
286 { 0 }, /* localpart_cache - ditto */
287 -1, /* mode */
288 0, /* more_errno */
289 ERRNO_UNKNOWNERROR, /* basic_errno */
290 0, /* child_count */
291 -1, /* return_file */
292 SPECIAL_NONE, /* special_action */
293 DEFER, /* transport_return */
294 { /* fields that are propagated to children */
295 NULL, /* address_data */
296 NULL, /* domain_data */
297 NULL, /* localpart_data */
298 NULL, /* errors_address */
299 NULL, /* extra_headers */
300 NULL, /* remove_headers */
384152a6
TK		 301#ifdef EXPERIMENTAL_SRS
302 NULL, /* srs_sender */
303#endif
059ec3d9
PH		 304 }
305};
306
307uschar *address_file = NULL;
308uschar *address_pipe = NULL;
309BOOL address_test_mode = FALSE;
310tree_node *addresslist_anchor = NULL;
311int addresslist_count = 0;
312gid_t *admin_groups = NULL;
313BOOL admin_user = FALSE;
c46782ef 314BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 315BOOL allow_domain_literals = FALSE;
316BOOL allow_mx_to_ip = FALSE;
317BOOL allow_unqualified_recipient = TRUE; /* For local messages */
318BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
319BOOL allow_utf8_domains = FALSE;
320uschar *authenticated_id = NULL;
321uschar *authenticated_sender = NULL;
322BOOL authentication_failed = FALSE;
323auth_instance *auths = NULL;
324uschar *auth_advertise_hosts = US"*";
325auth_instance auth_defaults = {
326 NULL, /* chain pointer */
327 NULL, /* name */
328 NULL, /* info */
329 NULL, /* private options block pointer */
330 NULL, /* driver_name */
331 NULL, /* advertise_condition */
6c512171 332 NULL, /* client_condition */
059ec3d9
PH		 333 NULL, /* public_name */
334 NULL, /* set_id */
335 NULL, /* server_mail_auth_condition */
336 NULL, /* server_debug_string */
16ff981e 337 NULL, /* server_condition */
059ec3d9
PH		 338 FALSE, /* client */
339 FALSE, /* server */
340 FALSE /* advertised */
341};
342
343uschar *auth_defer_msg = US"reason not recorded";
344uschar *auth_defer_user_msg = US"";
f78eb7c6 345uschar *auth_vars[AUTH_VARS];
059ec3d9 346int auto_thaw = 0;
8523533c
TK		 347#ifdef WITH_CONTENT_SCAN
348uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
349#endif
059ec3d9
PH		 350
351BOOL background_daemon = TRUE;
9a799bc0
PH		 352
353#if BASE_62 == 62
059ec3d9
PH		 354uschar *base62_chars=
355 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 356#else
357uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
358#endif
359
059ec3d9
PH		 360uschar *bi_command = NULL;
361uschar *big_buffer = NULL;
362int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 363#ifdef EXPERIMENTAL_BRIGHTMAIL
364uschar *bmi_alt_location = NULL;
365uschar *bmi_base64_tracker_verdict = NULL;
366uschar *bmi_base64_verdict = NULL;
367uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
368int bmi_deliver = 1;
369int bmi_run = 0;
370uschar *bmi_verdicts = NULL;
371#endif
059ec3d9
PH		 372int body_linecount = 0;
373int body_zerocount = 0;
374uschar *bounce_message_file = NULL;
375uschar *bounce_message_text = NULL;
376uschar *bounce_recipient = NULL;
377BOOL bounce_return_body = TRUE;
378BOOL bounce_return_message = TRUE;
379int bounce_return_size_limit = 100*1024;
380uschar *bounce_sender_authentication = NULL;
381int bsmtp_transaction_linecount = 0;
382
383int callout_cache_domain_positive_expire = 7*24*60*60;
384int callout_cache_domain_negative_expire = 3*60*60;
385int callout_cache_positive_expire = 24*60*60;
386int callout_cache_negative_expire = 2*60*60;
387uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
230205fc 388uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W_](?>[a-z0-9/-]*[^\\W_])?)+$";
059ec3d9
PH		 389int check_log_inodes = 0;
390int check_log_space = 0;
a0d6ba8a 391BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 392int check_spool_inodes = 0;
393int check_spool_space = 0;
394int clmacro_count = 0;
395uschar *clmacros[MAX_CLMACROS];
396BOOL config_changed = FALSE;
397FILE *config_file = NULL;
398uschar *config_filename = NULL;
399int config_lineno = 0;
35edf2ff
PH		 400#ifdef CONFIGURE_GROUP
401gid_t config_gid = CONFIGURE_GROUP;
402#endif
059ec3d9
PH		 403uschar *config_main_filelist = US CONFIGURE_FILE
404 "\0<-----------Space to patch configure_filename->";
405uschar *config_main_filename = NULL;
406
407#ifdef CONFIGURE_OWNER
408uid_t config_uid = CONFIGURE_OWNER;
409#endif
410
411int connection_max_messages= -1;
412uschar *continue_hostname = NULL;
413uschar *continue_host_address = NULL;
414BOOL continue_more = FALSE;
415int continue_sequence = 1;
416uschar *continue_transport = NULL;
417
e5a9dba6
PH		 418uschar *csa_status = NULL;
419
059ec3d9
PH		 420BOOL daemon_listen = FALSE;
421uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 422int daemon_startup_retries = 9;
423int daemon_startup_sleep = 30;
3d235903 424BOOL debug_daemon = FALSE;
059ec3d9
PH		 425int debug_fd = -1;
426FILE *debug_file = NULL;
427bit_table debug_options[] = {
428 { US"acl", D_acl },
429 { US"all", D_all },
430 { US"auth", D_auth },
431 { US"deliver", D_deliver },
432 { US"dns", D_dns },
433 { US"dnsbl", D_dnsbl },
434 { US"exec", D_exec },
435 { US"expand", D_expand },
436 { US"filter", D_filter },
437 { US"hints_lookup", D_hints_lookup },
438 { US"host_lookup", D_host_lookup },
439 { US"ident", D_ident },
440 { US"interface", D_interface },
441 { US"lists", D_lists },
442 { US"load", D_load },
443 { US"local_scan", D_local_scan },
444 { US"lookup", D_lookup },
445 { US"memory", D_memory },
446 { US"pid", D_pid },
447 { US"process_info", D_process_info },
448 { US"queue_run", D_queue_run },
449 { US"receive", D_receive },
450 { US"resolver", D_resolver },
451 { US"retry", D_retry },
452 { US"rewrite", D_rewrite },
453 { US"route", D_route },
454 { US"timestamp", D_timestamp },
455 { US"tls", D_tls },
456 { US"transport", D_transport },
457 { US"uid", D_uid },
458 { US"verify", D_verify }
459};
460int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
461unsigned int debug_selector = 0;
462int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 463uschar *delay_warning_condition=
464 US"${if or {"
e85a7ad5 465 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 466 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
467 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
468 "} {no}{yes}}";
059ec3d9
PH		 469BOOL delivery_date_remove = TRUE;
470uschar *deliver_address_data = NULL;
471int deliver_datafile = -1;
472uschar *deliver_domain = NULL;
473uschar *deliver_domain_data = NULL;
474uschar *deliver_domain_orig = NULL;
475uschar *deliver_domain_parent = NULL;
476BOOL deliver_drop_privilege = FALSE;
477BOOL deliver_firsttime = FALSE;
478BOOL deliver_force = FALSE;
479BOOL deliver_freeze = FALSE;
480int deliver_frozen_at = 0;
481uschar *deliver_home = NULL;
482uschar *deliver_host = NULL;
483uschar *deliver_host_address = NULL;
484uschar *deliver_in_buffer = NULL;
485ino_t deliver_inode = 0;
486uschar *deliver_localpart = NULL;
487uschar *deliver_localpart_data = NULL;
488uschar *deliver_localpart_orig = NULL;
489uschar *deliver_localpart_parent = NULL;
490uschar *deliver_localpart_prefix = NULL;
491uschar *deliver_localpart_suffix = NULL;
492BOOL deliver_force_thaw = FALSE;
493BOOL deliver_manual_thaw = FALSE;
494uschar *deliver_out_buffer = NULL;
495int deliver_queue_load_max = -1;
496address_item *deliver_recipients = NULL;
497uschar *deliver_selectstring = NULL;
498BOOL deliver_selectstring_regex = FALSE;
499uschar *deliver_selectstring_sender = NULL;
500BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 501#ifdef WITH_OLD_DEMIME
502int demime_errorlevel = 0;
503int demime_ok = 0;
504uschar *demime_reason = NULL;
505#endif
4c590bd1 506BOOL disable_callout_flush = FALSE;
047bdd8c 507BOOL disable_delay_flush = FALSE;
54fc8428
PH		 508#ifdef ENABLE_DISABLE_FSYNC
509BOOL disable_fsync = FALSE;
510#endif
7e66e54d 511BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 512BOOL disable_logging = FALSE;
513
fb2274d4
TK		 514#ifdef EXPERIMENTAL_DOMAINKEYS
515uschar *dk_signing_domain = NULL;
516uschar *dk_signing_selector = NULL;
517int dk_do_verify = 0;
518#endif
519
059ec3d9 520uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 521int dns_csa_search_limit = 5;
522BOOL dns_csa_use_reverse = TRUE;
059ec3d9
PH		 523uschar *dns_ipv4_lookup = NULL;
524int dns_retrans = 0;
525int dns_retry = 0;
526uschar *dnslist_domain = NULL;
93655c46 527uschar *dnslist_matched = NULL;
059ec3d9
PH		 528uschar *dnslist_text = NULL;
529uschar *dnslist_value = NULL;
530tree_node *domainlist_anchor = NULL;
531int domainlist_count = 0;
532BOOL dont_deliver = FALSE;
533BOOL dot_ends = TRUE;
534BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 535uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 536
537BOOL enable_dollar_recipients = FALSE;
538BOOL envelope_to_remove = TRUE;
539int errno_quota = ERRNO_QUOTA;
540uschar *errors_copy = NULL;
541int error_handling = ERRORS_SENDER;
542uschar *errors_reply_to = NULL;
543int errors_sender_rc = EXIT_FAILURE;
544
545gid_t exim_gid = EXIM_GID;
546BOOL exim_gid_set = TRUE; /* This gid is always set */
547uschar *exim_path = US BIN_DIRECTORY "/exim"
548 "\0<---------------Space to patch exim_path->";
549uid_t exim_uid = EXIM_UID;
550BOOL exim_uid_set = TRUE; /* This uid is always set */
551int expand_forbid = 0;
552int expand_nlength[EXPAND_MAXN+1];
553int expand_nmax = -1;
554uschar *expand_nstring[EXPAND_MAXN+1];
555BOOL expand_string_forcedfail = FALSE;
556uschar *expand_string_message;
557BOOL extract_addresses_remove_arguments = TRUE;
558uschar *extra_local_interfaces = NULL;
559
29aba418 560int fake_response = OK;
0e22dfd1
PH		 561uschar *fake_response_text = US"Your message has been rejected but is "
562 "being kept for evaluation.\nIf it was a "
563 "legitimate message, it may still be "
564 "delivered to the target recipient(s).";
059ec3d9
PH		 565int filter_n[FILTER_VARIABLE_COUNT];
566BOOL filter_running = FALSE;
567int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 568int filter_test = FTEST_NONE;
569uschar *filter_test_sfile = NULL;
570uschar *filter_test_ufile = NULL;
059ec3d9
PH		 571uschar *filter_thisaddress = NULL;
572int finduser_retries = 0;
8523533c
TK		 573#ifdef WITH_OLD_DEMIME
574uschar *found_extension = NULL;
575#endif
059ec3d9
PH		 576uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
577uschar *freeze_tell = NULL;
6a3f1455 578uschar *freeze_tell_config = NULL;
059ec3d9
PH		 579uschar *fudged_queue_times = US"";
580
581uschar *gecos_name = NULL;
582uschar *gecos_pattern = NULL;
583rewrite_rule *global_rewrite_rules = NULL;
584
585uschar *headers_charset = US HEADERS_CHARSET;
586int header_insert_maxlen = 64 * 1024;
587header_line *header_last = NULL;
588header_line *header_list = NULL;
589int header_maxsize = HEADER_MAXSIZE;
590int header_line_maxsize = 0;
591
592header_name header_names[] = {
593 { US"bcc", 3, TRUE, htype_bcc },
594 { US"cc", 2, TRUE, htype_cc },
595 { US"date", 4, TRUE, htype_date },
596 { US"delivery-date", 13, FALSE, htype_delivery_date },
597 { US"envelope-to", 11, FALSE, htype_envelope_to },
598 { US"from", 4, TRUE, htype_from },
599 { US"message-id", 10, TRUE, htype_id },
600 { US"received", 8, FALSE, htype_received },
601 { US"reply-to", 8, FALSE, htype_reply_to },
602 { US"return-path", 11, FALSE, htype_return_path },
603 { US"sender", 6, TRUE, htype_sender },
604 { US"subject", 7, FALSE, htype_subject },
605 { US"to", 2, TRUE, htype_to }
606};
607
608int header_names_size = sizeof(header_names)/sizeof(header_name);
609
610BOOL header_rewritten = FALSE;
611uschar *helo_accept_junk_hosts = NULL;
612uschar *helo_allow_chars = US"";
613uschar *helo_lookup_domains = US"@ : @[]";
614uschar *helo_try_verify_hosts = NULL;
615BOOL helo_verified = FALSE;
d7b47fd0 616BOOL helo_verify_failed = FALSE;
059ec3d9
PH		 617uschar *helo_verify_hosts = NULL;
618uschar *hex_digits = US"0123456789abcdef";
619uschar *hold_domains = NULL;
620BOOL host_checking = FALSE;
621BOOL host_checking_callout = FALSE;
622uschar *host_data = NULL;
623BOOL host_find_failed_syntax= FALSE;
624uschar *host_lookup = NULL;
b08b24c8 625BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 626BOOL host_lookup_failed = FALSE;
627uschar *host_lookup_order = US"bydns:byaddr";
628uschar *host_lookup_msg = US"";
629int host_number = 0;
630uschar *host_number_string = NULL;
631uschar *host_reject_connection = NULL;
632tree_node *hostlist_anchor = NULL;
633int hostlist_count = 0;
634uschar *hosts_treat_as_local = NULL;
635uschar *hosts_connection_nolog = NULL;
636
637int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
638BOOL ignore_fromline_local = FALSE;
639uschar *ignore_fromline_hosts = NULL;
640uschar *interface_address = NULL;
641int interface_port = -1;
642BOOL is_inetd = FALSE;
0ce9abe6 643uschar *iterate_item = NULL;
059ec3d9
PH		 644
645int journal_fd = -1;
646
647int keep_malformed = 4*24*60*60; /* 4 days */
648
649uschar *eldap_dn = NULL;
650int load_average = -2;
651BOOL local_error_message = FALSE;
652BOOL local_from_check = TRUE;
653uschar *local_from_prefix = NULL;
654uschar *local_from_suffix = NULL;
655
656#if HAVE_IPV6
657uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
658#else
659uschar *local_interfaces = US"0.0.0.0";
660#endif
661
662uschar *local_scan_data = NULL;
663int local_scan_timeout = 5*60;
664BOOL local_sender_retain = FALSE;
665gid_t local_user_gid = (gid_t)(-1);
666uid_t local_user_uid = (uid_t)(-1);
667
668tree_node *localpartlist_anchor= NULL;
669int localpartlist_count = 0;
670uschar *log_buffer = NULL;
671unsigned int log_extra_selector = LX_default;
672uschar *log_file_path = US LOG_FILE_PATH
673 "\0<--------------Space to patch log_file_path->";
674
675/* Those log options with L_xxx identifiers have values less than 0x800000 and
676are the ones that get put into log_write_selector. They can be used in calls to
677log_write() to test for the bit. The options with LX_xxx identifiers have
678values greater than 0x80000000 and are put int log_extra_selector (without the
679top bit). They are never used in calls to log_write(), but are tested
680independently. This separation became necessary when the number of log
681selectors was getting close to filling a 32-bit word. */
682
f3f065bb
PH		 683/* Note that this list must be in alphabetical order. */
684
059ec3d9 685bit_table log_options[] = {
49826d12 686 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 687 { US"address_rewrite", L_address_rewrite },
688 { US"all", L_all },
689 { US"all_parents", L_all_parents },
690 { US"arguments", LX_arguments },
691 { US"connection_reject", L_connection_reject },
692 { US"delay_delivery", L_delay_delivery },
693 { US"deliver_time", LX_deliver_time },
694 { US"delivery_size", LX_delivery_size },
695 { US"dnslist_defer", L_dnslist_defer },
696 { US"etrn", L_etrn },
697 { US"host_lookup_failed", L_host_lookup_failed },
698 { US"ident_timeout", LX_ident_timeout },
699 { US"incoming_interface", LX_incoming_interface },
700 { US"incoming_port", LX_incoming_port },
701 { US"lost_incoming_connection", L_lost_incoming_connection },
702 { US"outgoing_port", LX_outgoing_port },
f3f065bb 703 { US"pid", LX_pid },
059ec3d9
PH		 704 { US"queue_run", L_queue_run },
705 { US"queue_time", LX_queue_time },
2ac0e484 706 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 707 { US"received_recipients", LX_received_recipients },
708 { US"received_sender", LX_received_sender },
709 { US"rejected_header", LX_rejected_header },
710 { US"rejected_headers", LX_rejected_header },
711 { US"retry_defer", L_retry_defer },
712 { US"return_path_on_delivery", LX_return_path_on_delivery },
713 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 714 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 715 { US"size_reject", L_size_reject },
716 { US"skip_delivery", L_skip_delivery },
717 { US"smtp_confirmation", LX_smtp_confirmation },
718 { US"smtp_connection", L_smtp_connection },
719 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
b4ed4da0 720 { US"smtp_no_mail", LX_smtp_no_mail },
059ec3d9
PH		 721 { US"smtp_protocol_error", L_smtp_protocol_error },
722 { US"smtp_syntax_error", L_smtp_syntax_error },
723 { US"subject", LX_subject },
724 { US"tls_certificate_verified", LX_tls_certificate_verified },
725 { US"tls_cipher", LX_tls_cipher },
1130bfb0
PH		 726 { US"tls_peerdn", LX_tls_peerdn },
727 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 728};
729
730int log_options_count = sizeof(log_options)/sizeof(bit_table);
6ea85e9a 731int log_reject_target = 0;
059ec3d9
PH		 732uschar *log_selector_string = NULL;
733FILE *log_stderr = NULL;
734BOOL log_testing_mode = FALSE;
735BOOL log_timezone = FALSE;
6ea85e9a 736unsigned int log_write_selector= L_default;
059ec3d9
PH		 737uschar *login_sender_address = NULL;
738int lookup_open_max = 25;
739uschar *lookup_value = NULL;
740
741macro_item *macros = NULL;
742uschar *mailstore_basename = NULL;
8523533c
TK		 743#ifdef WITH_CONTENT_SCAN
744uschar *malware_name = NULL; /* Virus Name */
745#endif
059ec3d9
PH		 746int max_username_length = 0;
747int message_age = 0;
748uschar *message_body = NULL;
749uschar *message_body_end = NULL;
750int message_body_size = 0;
751int message_body_visible = 500;
752int message_ended = END_NOTSTARTED;
753uschar *message_headers = NULL;
754uschar *message_id;
755uschar *message_id_domain = NULL;
756uschar *message_id_text = NULL;
757struct timeval message_id_tv = { 0, 0 };
758uschar message_id_option[MESSAGE_ID_LENGTH + 3];
759uschar *message_id_external;
760int message_linecount = 0;
761BOOL message_logs = TRUE;
762int message_size = 0;
763uschar *message_size_limit = US"50M";
764uschar message_subdir[2] = { 0, 0 };
765uschar *message_reference = NULL;
8523533c
TK		 766
767/* MIME ACL expandables */
768#ifdef WITH_CONTENT_SCAN
f7b63901 769int mime_anomaly_level = 0;
8523533c
TK		 770uschar *mime_anomaly_text = NULL;
771uschar *mime_boundary = NULL;
772uschar *mime_charset = NULL;
773uschar *mime_content_description = NULL;
774uschar *mime_content_disposition = NULL;
775uschar *mime_content_id = NULL;
776unsigned int mime_content_size = 0;
777uschar *mime_content_transfer_encoding = NULL;
778uschar *mime_content_type = NULL;
779uschar *mime_decoded_filename = NULL;
780uschar *mime_filename = NULL;
781int mime_is_multipart = 0;
782int mime_is_coverletter = 0;
783int mime_is_rfc822 = 0;
784int mime_part_count = -1;
785#endif
786
059ec3d9
PH		 787BOOL mua_wrapper = FALSE;
788
789uid_t *never_users = NULL;
8523533c
TK		 790#ifdef WITH_CONTENT_SCAN
791BOOL no_mbox_unspool = FALSE;
792#endif
059ec3d9
PH		 793BOOL no_multiline_responses = FALSE;
794
795uid_t original_euid;
796gid_t originator_gid;
797uschar *originator_login = NULL;
798uschar *originator_name = NULL;
799uid_t originator_uid;
800uschar *override_local_interfaces = NULL;
801uschar *override_pid_file_path = NULL;
802
803BOOL parse_allow_group = FALSE;
804BOOL parse_found_group = FALSE;
805uschar *percent_hack_domains = NULL;
806uschar *pid_file_path = US PID_FILE_PATH
807 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 808BOOL pipelining_enable = TRUE;
059ec3d9
PH		 809uschar *pipelining_advertise_hosts = US"*";
810BOOL preserve_message_logs = FALSE;
811uschar *primary_hostname = NULL;
812BOOL print_topbitchars = FALSE;
813uschar process_info[PROCESS_INFO_SIZE];
814uschar *process_log_path = NULL;
815BOOL prod_requires_admin = TRUE;
fffda43a
TK		 816uschar *prvscheck_address = NULL;
817uschar *prvscheck_keynum = NULL;
818uschar *prvscheck_result = NULL;
819
059ec3d9
PH		 820
821uschar *qualify_domain_recipient = NULL;
822uschar *qualify_domain_sender = NULL;
823BOOL queue_2stage = FALSE;
824uschar *queue_domains = NULL;
825int queue_interval = -1;
826BOOL queue_list_requires_admin = TRUE;
827BOOL queue_only = FALSE;
828uschar *queue_only_file = NULL;
829int queue_only_load = -1;
830BOOL queue_only_override = TRUE;
831BOOL queue_only_policy = FALSE;
832BOOL queue_run_first_delivery = FALSE;
833BOOL queue_run_force = FALSE;
834BOOL queue_run_in_order = FALSE;
835BOOL queue_run_local = FALSE;
836int queue_run_max = 5;
837pid_t queue_run_pid = (pid_t)0;
838int queue_run_pipe = -1;
839BOOL queue_running = FALSE;
840BOOL queue_smtp = FALSE;
841uschar *queue_smtp_domains = NULL;
842
843unsigned int random_seed = 0;
fe0dab11 844tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 845tree_node *ratelimiters_conn = NULL;
846tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 847uschar *raw_active_hostname = NULL;
848uschar *raw_sender = NULL;
849uschar **raw_recipients = NULL;
850int raw_recipients_count = 0;
851
852int rcpt_count = 0;
853int rcpt_fail_count = 0;
854int rcpt_defer_count = 0;
855gid_t real_gid;
856uid_t real_uid;
857BOOL really_exim = TRUE;
858BOOL receive_call_bombout = FALSE;
859int receive_linecount = 0;
860int receive_messagecount = 0;
861int receive_timeout = 0;
862int received_count = 0;
863uschar *received_for = NULL;
864
865/* This is the default text for Received headers generated by Exim. The
866date will be automatically added on the end. */
867
868uschar *received_header_text = US
869 "Received: "
870 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 871 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 872 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
873 "by $primary_hostname "
874 "${if def:received_protocol {with $received_protocol}} "
875 #ifdef SUPPORT_TLS
876 "${if def:tls_cipher {($tls_cipher)\n\t}}"
877 #endif
878 "(Exim $version_number)\n\t"
3e46c1aa 879 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 880 "id $message_exim_id"
059ec3d9
PH		 881 "${if def:received_for {\n\tfor $received_for}}"
882 "\0<---------------Space to patch received_header_text->";
883
884int received_headers_max = 30;
885uschar *received_protocol = NULL;
886int received_time = 0;
887uschar *recipient_data = NULL;
888uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 889uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 890int recipients_count = 0;
891BOOL recipients_discarded = FALSE;
892recipient_item *recipients_list = NULL;
893int recipients_list_max = 0;
894int recipients_max = 0;
895BOOL recipients_max_reject = FALSE;
896const pcre *regex_AUTH = NULL;
897const pcre *regex_check_dns_names = NULL;
898const pcre *regex_From = NULL;
f1513293 899const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 900const pcre *regex_PIPELINING = NULL;
901const pcre *regex_SIZE = NULL;
a5bd321b 902const pcre *regex_smtp_code = NULL;
059ec3d9 903const pcre *regex_ismsgid = NULL;
8523533c
TK		 904#ifdef WITH_CONTENT_SCAN
905uschar *regex_match_string = NULL;
906#endif
059ec3d9
PH		 907int remote_delivery_count = 0;
908int remote_max_parallel = 2;
909uschar *remote_sort_domains = NULL;
910int retry_data_expire = 7*24*60*60;
911int retry_interval_max = 24*60*60;
912int retry_maximum_timeout = 0; /* set from retry config */
913retry_config *retries = NULL;
914uschar *return_path = NULL;
915BOOL return_path_remove = TRUE;
916int rewrite_existflags = 0;
917uschar *rfc1413_hosts = US"*";
8def5aaf 918int rfc1413_query_timeout = 5;
059ec3d9
PH		 919/* BOOL rfc821_domains = FALSE; <<< on the way out */
920uid_t root_uid = ROOT_UID;
921
922router_instance *routers = NULL;
923router_instance router_defaults = {
924 NULL, /* chain pointer */
925 NULL, /* name */
926 NULL, /* info */
927 NULL, /* private options block pointer */
928 NULL, /* driver name */
929
930 NULL, /* address_data */
8523533c
TK		 931#ifdef EXPERIMENTAL_BRIGHTMAIL
932 NULL, /* bmi_rule */
8e669ac1 933#endif
059ec3d9
PH		 934 NULL, /* cannot_route_message */
935 NULL, /* condition */
936 NULL, /* current_directory */
937 NULL, /* debug_string */
938 NULL, /* domains */
939 NULL, /* errors_to */
940 NULL, /* expand_gid */
941 NULL, /* expand_uid */
942 NULL, /* expand_more */
943 NULL, /* expand_unseen */
944 NULL, /* extra_headers */
945 NULL, /* fallback_hosts */
946 NULL, /* home_directory */
947 NULL, /* ignore_target_hosts */
948 NULL, /* local_parts */
949 NULL, /* pass_router_name */
950 NULL, /* prefix */
951 NULL, /* redirect_router_name */
952 NULL, /* remove_headers */
953 NULL, /* require_files */
954 NULL, /* router_home_directory */
955 US"freeze", /* self */
956 NULL, /* senders */
957 NULL, /* suffix */
958 NULL, /* translate_ip_address */
959 NULL, /* transport_name */
960
961 TRUE, /* address_test */
8523533c
TK		 962#ifdef EXPERIMENTAL_BRIGHTMAIL
963 FALSE, /* bmi_deliver_alternate */
964 FALSE, /* bmi_deliver_default */
965 FALSE, /* bmi_dont_deliver */
966#endif
059ec3d9
PH		 967 TRUE, /* expn */
968 FALSE, /* caseful_local_part */
969 FALSE, /* check_local_user */
970 FALSE, /* disable_logging */
971 FALSE, /* fail_verify_recipient */
972 FALSE, /* fail_verify_sender */
973 FALSE, /* gid_set */
974 FALSE, /* initgroups */
975 TRUE_UNSET, /* log_as_local */
976 TRUE, /* more */
977 FALSE, /* pass_on_timeout */
978 FALSE, /* prefix_optional */
979 TRUE, /* repeat_use */
980 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
981 FALSE, /* same_domain_copy_routing */
982 FALSE, /* self_rewrite */
983 FALSE, /* suffix_optional */
984 FALSE, /* verify_only */
985 TRUE, /* verify_recipient */
986 TRUE, /* verify_sender */
987 FALSE, /* uid_set */
988 FALSE, /* unseen */
989
990 self_freeze, /* self_code */
991 (uid_t)(-1), /* uid */
992 (gid_t)(-1), /* gid */
993
994 NULL, /* fallback_hostlist */
995 NULL, /* transport instance */
996 NULL, /* pass_router */
997 NULL /* redirect_router */
998};
999
1000ip_address_item *running_interfaces = NULL;
1001BOOL running_in_test_harness = FALSE;
1002
1003/* This is a weird one. The following string gets patched in the binary by the
1004script that sets up a copy of Exim for running in the test harness. It seems
1005that compilers are now clever, and share constant strings if they can.
1006Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1007make use of the end of this string in order to save space. So the patching then
1008wrecks this. We default this optimization by adding some additional characters
1009onto the end of the string. */
1010
1011uschar *running_status = US">>>running<<<" "\0EXTRA";
1012
1013int runrc = 0;
1014
1015uschar *search_error_message = NULL;
1016BOOL search_find_defer = FALSE;
1017uschar *self_hostname = NULL;
1018uschar *sender_address = NULL;
1019unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1020uschar *sender_address_data = NULL;
059ec3d9
PH		 1021BOOL sender_address_forced = FALSE;
1022uschar *sender_address_unrewritten = NULL;
1023uschar *sender_data = NULL;
1024unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1025uschar *sender_fullhost = NULL;
1026uschar *sender_helo_name = NULL;
1027uschar **sender_host_aliases = &no_aliases;
1028uschar *sender_host_address = NULL;
1029uschar *sender_host_authenticated = NULL;
1030unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1031uschar *sender_host_name = NULL;
1032int sender_host_port = 0;
1033BOOL sender_host_notsocket = FALSE;
1034BOOL sender_host_unknown = FALSE;
1035uschar *sender_ident = NULL;
1036BOOL sender_local = FALSE;
2fe1a124 1037BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1038uschar *sender_rate = NULL;
1039uschar *sender_rate_limit = NULL;
1040uschar *sender_rate_period = NULL;
059ec3d9
PH		 1041uschar *sender_rcvhost = NULL;
1042BOOL sender_set_untrusted = FALSE;
1043uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1044uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1045address_item *sender_verified_list = NULL;
1046address_item *sender_verified_failed = NULL;
1047int sender_verified_rc = -1;
1048BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1049uschar *sending_ip_address = NULL;
1050int sending_port = -1;
059ec3d9
PH		 1051volatile BOOL sigalrm_seen = FALSE;
1052uschar **sighup_argv = NULL;
1053int smtp_accept_count = 0;
1054BOOL smtp_accept_keepalive = TRUE;
1055int smtp_accept_max = 20;
1056int smtp_accept_max_nonmail= 10;
1057uschar *smtp_accept_max_nonmail_hosts = US"*";
1058int smtp_accept_max_per_connection = 1000;
1059uschar *smtp_accept_max_per_host = NULL;
1060int smtp_accept_queue = 0;
1061int smtp_accept_queue_per_connection = 10;
1062int smtp_accept_reserve = 0;
1063uschar *smtp_active_hostname = NULL;
1064BOOL smtp_authenticated = FALSE;
1f5b4c3d 1065uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1066 "Exim $version_number $tod_full"
1067 "\0<---------------Space to patch smtp_banner->";
1068BOOL smtp_batched_input = FALSE;
1069BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1070int smtp_ch_index = 0;
3ee512ff
PH		 1071uschar *smtp_cmd_argument = NULL;
1072uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1073time_t smtp_connection_start = 0;
1074uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1075int smtp_connect_backlog = 20;
1076double smtp_delay_mail = 0.0;
1077double smtp_delay_rcpt = 0.0;
1078BOOL smtp_enforce_sync = TRUE;
1079FILE *smtp_in = NULL;
1080BOOL smtp_input = FALSE;
1081int smtp_load_reserve = -1;
1082int smtp_mailcmd_count = 0;
1083FILE *smtp_out = NULL;
1084uschar *smtp_etrn_command = NULL;
1085BOOL smtp_etrn_serialize = TRUE;
1086int smtp_max_synprot_errors= 3;
1087int smtp_max_unknown_commands = 3;
1088uschar *smtp_ratelimit_hosts = NULL;
1089uschar *smtp_ratelimit_mail = NULL;
1090uschar *smtp_ratelimit_rcpt = NULL;
1091uschar *smtp_read_error = US"";
1092int smtp_receive_timeout = 5*60;
1093uschar *smtp_reserve_hosts = NULL;
1094BOOL smtp_return_error_details = FALSE;
1095int smtp_rlm_base = 0;
1096double smtp_rlm_factor = 0.0;
1097int smtp_rlm_limit = 0;
1098int smtp_rlm_threshold = INT_MAX;
1099int smtp_rlr_base = 0;
1100double smtp_rlr_factor = 0.0;
1101int smtp_rlr_limit = 0;
1102int smtp_rlr_threshold = INT_MAX;
1103BOOL smtp_use_pipelining = FALSE;
1104BOOL smtp_use_size = FALSE;
8523533c
TK		 1105
1106#ifdef WITH_CONTENT_SCAN
1107uschar *spamd_address = US"127.0.0.1 783";
1108uschar *spam_bar = NULL;
1109uschar *spam_report = NULL;
1110uschar *spam_score = NULL;
1111uschar *spam_score_int = NULL;
1112#endif
1113#ifdef EXPERIMENTAL_SPF
1114uschar *spf_header_comment = NULL;
1115uschar *spf_received = NULL;
1116uschar *spf_result = NULL;
1117uschar *spf_smtp_comment = NULL;
1118#endif
1119
059ec3d9
PH		 1120BOOL split_spool_directory = FALSE;
1121uschar *spool_directory = US SPOOL_DIRECTORY
1122 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1123#ifdef EXPERIMENTAL_SRS
1124uschar *srs_config = NULL;
1125uschar *srs_db_address = NULL;
1126uschar *srs_db_key = NULL;
384152a6
TK		 1127int srs_hashlength = 6;
1128int srs_hashmin = -1;
1129int srs_maxage = 31;
8523533c
TK		 1130uschar *srs_orig_recipient = NULL;
1131uschar *srs_orig_sender = NULL;
1132uschar *srs_recipient = NULL;
384152a6 1133uschar *srs_secrets = NULL;
8523533c 1134uschar *srs_status = NULL;
384152a6
TK		 1135BOOL srs_usehash = TRUE;
1136BOOL srs_usetimestamp = TRUE;
8e669ac1 1137#endif
38a0a95f 1138BOOL strict_acl_vars = FALSE;
059ec3d9
PH		 1139int string_datestamp_offset= -1;
1140BOOL strip_excess_angle_brackets = FALSE;
1141BOOL strip_trailing_dot = FALSE;
1142uschar *submission_domain = NULL;
1143BOOL submission_mode = FALSE;
2fe1a124 1144uschar *submission_name = NULL;
8800895a 1145BOOL suppress_local_fixups = FALSE;
059ec3d9
PH		 1146BOOL synchronous_delivery = FALSE;
1147BOOL syslog_duplication = TRUE;
1148int syslog_facility = LOG_MAIL;
1149uschar *syslog_processname = US"exim";
1150BOOL syslog_timestamp = TRUE;
1151uschar *system_filter = NULL;
1152
1153uschar *system_filter_directory_transport = NULL;
1154uschar *system_filter_file_transport = NULL;
1155uschar *system_filter_pipe_transport = NULL;
1156uschar *system_filter_reply_transport = NULL;
1157
1158gid_t system_filter_gid = 0;
1159BOOL system_filter_gid_set = FALSE;
1160uid_t system_filter_uid = 0;
1161BOOL system_filter_uid_set = FALSE;
1162BOOL system_filtering = FALSE;
1163
1164BOOL tcp_nodelay = TRUE;
1165int thismessage_size_limit = 0;
1166int timeout_frozen_after = 0;
1167BOOL timestamps_utc = FALSE;
1168
1169transport_instance *transports = NULL;
1170
1171transport_instance transport_defaults = {
1172 NULL, /* chain pointer */
1173 NULL, /* name */
1174 NULL, /* info */
1175 NULL, /* private options block pointer */
1176 NULL, /* driver name */
1177 NULL, /* setup entry point */
1178 1, /* batch_max */
1179 NULL, /* batch_id */
1180 NULL, /* home_dir */
1181 NULL, /* current_dir */
1182 TRUE, /* multi-domain */
1183 FALSE, /* overrides_hosts */
1184 100, /* max_addresses */
1185 500, /* connection_max_messages */
1186 FALSE, /* deliver_as_creator */
1187 FALSE, /* disable_logging */
1188 FALSE, /* initgroups */
1189 FALSE, /* uid_set */
1190 FALSE, /* gid_set */
1191 (uid_t)(-1), /* uid */
1192 (gid_t)(-1), /* gid */
1193 NULL, /* expand_uid */
1194 NULL, /* expand_gid */
1195 NULL, /* warn_message */
1196 NULL, /* shadow */
1197 NULL, /* shadow_condition */
1198 NULL, /* filter_command */
1199 NULL, /* add_headers */
1200 NULL, /* remove_headers */
1201 NULL, /* return_path */
1202 NULL, /* debug_string */
1203 NULL, /* message_size_limit */
1204 NULL, /* headers_rewrite */
1205 NULL, /* rewrite_rules */
1206 0, /* rewrite_existflags */
1207 300, /* filter_timeout */
1208 FALSE, /* body_only */
1209 FALSE, /* delivery_date_add */
1210 FALSE, /* envelope_to_add */
1211 FALSE, /* headers_only */
1212 FALSE, /* rcpt_include_affixes */
1213 FALSE, /* return_path_add */
1214 FALSE, /* return_output */
1215 FALSE, /* return_fail_output */
1216 FALSE, /* log_output */
1217 FALSE, /* log_fail_output */
1218 FALSE, /* log_defer_output */
1219 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1220 1 nor 0 so can detect unset */
1221};
1222
1223int transport_count;
1224uschar **transport_filter_argv = NULL;
1225int transport_filter_timeout;
2e2a30b4 1226BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1227int transport_write_timeout= 0;
1228
1229tree_node *tree_dns_fails = NULL;
1230tree_node *tree_duplicates = NULL;
1231tree_node *tree_nonrecipients = NULL;
1232tree_node *tree_unusable = NULL;
1233
1234BOOL trusted_caller = FALSE;
1235gid_t *trusted_groups = NULL;
1236uid_t *trusted_users = NULL;
1237uschar *timezone_string = US TIMEZONE_DEFAULT;
1238
1239uschar *unknown_login = NULL;
1240uschar *unknown_username = NULL;
1241uschar *untrusted_set_sender = NULL;
1242
1243/* A regex for matching a "From_" line in an incoming message, in the form
1244
1245 From ph10 Fri Jan 5 12:35 GMT 1996
1246
1247which the "mail" commands send to the MTA (undocumented, of course), or in
1248the form
1249
1250 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1251
1252which is apparently used by some UUCPs, despite it not being in RFC 976.
1253Because of variations in time formats, just match up to the minutes. That
1254should be sufficient. Examples have been seen of time fields like 12:1:03,
1255so just require one digit for hours and minutes. The weekday is also absent
1256in some forms. */
1257
1258uschar *uucp_from_pattern = US
1259 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1260 "(?:" /* Non-extracting bracket */
1261 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1262 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1263 ")" /* End alternation */
1264 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1265
1266uschar *uucp_from_sender = US"$1";
1267
1268uschar *warn_message_file = NULL;
1269uschar *warnmsg_delay = NULL;
1270uschar *warnmsg_recipients = NULL;
1271BOOL write_rejectlog = TRUE;
1272
21c28500 1273uschar *version_copyright = US"Copyright (c) University of Cambridge 2006";
059ec3d9
PH		 1274uschar *version_date = US"?";
1275uschar *version_cnumber = US"????";
1276uschar *version_string = US"?";
1277
1278int warning_count = 0;
1279
1280/* End of globals.c */
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