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Check for overflow in numeric expansion conditions; forbid negative
[exim.git] / src / src / globals.c
CommitLineData
e85a7ad5 1/* $Cambridge: exim/src/src/globals.c,v 1.57 2006/07/28 11:39:11 ph10 Exp $ */
059ec3d9
PH		 2
3/*************************************************
4* Exim - an Internet mail transport agent *
5*************************************************/
6
d7d7b7b9 7/* Copyright (c) University of Cambridge 1995 - 2006 */
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[] = {
35 { "driver", opt_stringptr | opt_public,
36 (void *)(offsetof(auth_instance, driver_name)) },
37 { "public_name", opt_stringptr | opt_public,
38 (void *)(offsetof(auth_instance, public_name)) },
39 { "server_advertise_condition", opt_stringptr | opt_public,
40 (void *)(offsetof(auth_instance, advertise_condition))},
41 { "server_debug_print", opt_stringptr | opt_public,
42 (void *)(offsetof(auth_instance, server_debug_string)) },
43 { "server_mail_auth_condition", opt_stringptr | opt_public,
44 (void *)(offsetof(auth_instance, mail_auth_condition)) },
45 { "server_set_id", opt_stringptr | opt_public,
46 (void *)(offsetof(auth_instance, set_id)) }
47};
48
49int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
50
51/* An empty host aliases list. */
52
53uschar *no_aliases = NULL;
54
55
56/* For comments on these variables, see globals.h. I'm too idle to
57duplicate them here... */
58
59#ifdef EXIM_PERL
60uschar *opt_perl_startup = NULL;
61BOOL opt_perl_at_start = FALSE;
62BOOL opt_perl_started = FALSE;
63#endif
64
1a46a8c5
PH		 65#ifdef EXPAND_DLFUNC
66tree_node *dlobj_anchor = NULL;
67#endif
68
059ec3d9
PH		 69#ifdef LOOKUP_IBASE
70uschar *ibase_servers = NULL;
71#endif
72
73#ifdef LOOKUP_LDAP
74uschar *eldap_default_servers = NULL;
75int eldap_version = -1;
76#endif
77
78#ifdef LOOKUP_MYSQL
79uschar *mysql_servers = NULL;
80#endif
81
82#ifdef LOOKUP_ORACLE
83uschar *oracle_servers = NULL;
84#endif
85
86#ifdef LOOKUP_PGSQL
87uschar *pgsql_servers = NULL;
88#endif
89
31480e42
PH		 90#ifdef LOOKUP_SQLITE
91int sqlite_lock_timeout = 5;
92#endif
93
059ec3d9
PH		 94#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
95BOOL move_frozen_messages = FALSE;
96#endif
97
98/* These variables are outside the #ifdef because it keeps the code less
99cluttered in several places (e.g. during logging) if we can always refer to
100them. Also, the tls_ variables are now always visible. */
101
102BOOL tls_active = -1;
103BOOL tls_certificate_verified = FALSE;
104uschar *tls_cipher = NULL;
105BOOL tls_on_connect = FALSE;
106uschar *tls_on_connect_ports = NULL;
107uschar *tls_peerdn = NULL;
108
109#ifdef SUPPORT_TLS
110const pcre *regex_STARTTLS = NULL;
111uschar *tls_advertise_hosts = NULL; /* This is deliberate */
112uschar *tls_certificate = NULL;
113uschar *tls_crl = NULL;
114uschar *tls_dhparam = NULL;
115BOOL tls_offered = FALSE;
116uschar *tls_privatekey = NULL;
117BOOL tls_remember_esmtp = FALSE;
118uschar *tls_require_ciphers = NULL;
119uschar *tls_try_verify_hosts = NULL;
120uschar *tls_verify_certificates= NULL;
121uschar *tls_verify_hosts = NULL;
122#endif
123
124
125/* Input-reading functions for messages, so we can use special ones for
126incoming TCP/IP. The defaults use stdin. We never need these for any
127stand-alone tests. */
128
129#ifndef STAND_ALONE
130int (*receive_getc)(void) = stdin_getc;
131int (*receive_ungetc)(int) = stdin_ungetc;
132int (*receive_feof)(void) = stdin_feof;
133int (*receive_ferror)(void) = stdin_ferror;
134#endif
135
136
137/* List of per-address expansion variables for clearing and saving/restoring
138when verifying one address while routing/verifying another. We have to have
139the size explicit, because it is referenced from more than one module. */
140
141uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
142 &deliver_address_data,
143 &deliver_domain,
144 &deliver_domain_data,
145 &deliver_domain_orig,
146 &deliver_domain_parent,
147 &deliver_localpart,
148 &deliver_localpart_data,
149 &deliver_localpart_orig,
150 &deliver_localpart_parent,
151 &deliver_localpart_prefix,
152 &deliver_localpart_suffix,
153 (uschar **)(&deliver_recipients),
154 &deliver_host,
155 &deliver_home,
156 &address_file,
157 &address_pipe,
158 &self_hostname,
159 NULL };
160
161int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
162
163/* General global variables */
164
71fafd95 165header_line *acl_added_headers = NULL;
059ec3d9
PH		 166tree_node *acl_anchor = NULL;
167uschar *acl_not_smtp = NULL;
54cdb463
PH		 168#ifdef WITH_CONTENT_SCAN
169uschar *acl_not_smtp_mime = NULL;
170#endif
45b91596 171uschar *acl_not_smtp_start = NULL;
059ec3d9
PH		 172uschar *acl_smtp_auth = NULL;
173uschar *acl_smtp_connect = NULL;
174uschar *acl_smtp_data = NULL;
175uschar *acl_smtp_etrn = NULL;
176uschar *acl_smtp_expn = NULL;
177uschar *acl_smtp_helo = NULL;
178uschar *acl_smtp_mail = NULL;
179uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 180#ifdef WITH_CONTENT_SCAN
181uschar *acl_smtp_mime = NULL;
182#endif
059ec3d9
PH		 183uschar *acl_smtp_predata = NULL;
184uschar *acl_smtp_quit = NULL;
185uschar *acl_smtp_rcpt = NULL;
186uschar *acl_smtp_starttls = NULL;
187uschar *acl_smtp_vrfy = NULL;
188BOOL acl_temp_details = FALSE;
47ca6d6c 189uschar *acl_var[ACL_CVARS + ACL_MVARS];
059ec3d9 190uschar *acl_verify_message = NULL;
059ec3d9
PH		 191string_item *acl_warn_logged = NULL;
192
193/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
194error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
195
196uschar *acl_wherenames[] = { US"RCPT",
197 US"MAIL",
198 US"PREDATA",
8523533c 199 US"MIME",
059ec3d9
PH		 200 US"DATA",
201 US"non-SMTP",
202 US"AUTH",
203 US"connection",
204 US"ETRN",
205 US"EXPN",
206 US"EHLO or HELO",
207 US"MAILAUTH",
45b91596 208 US"non-SMTP-start",
059ec3d9
PH		 209 US"QUIT",
210 US"STARTTLS",
211 US"VRFY"
212 };
213
a5bd321b
PH		 214uschar *acl_wherecodes[] = { US"550", /* RCPT */
215 US"550", /* MAIL */
216 US"550", /* PREDATA */
217 US"550", /* MIME */
218 US"550", /* DATA */
219 US"0", /* not SMTP; not relevant */
220 US"503", /* AUTH */
221 US"550", /* connect */
222 US"458", /* ETRN */
223 US"550", /* EXPN */
224 US"550", /* HELO/EHLO */
225 US"0", /* MAILAUTH; not relevant */
226 US"0", /* not SMTP; not relevant */
227 US"0", /* QUIT; not relevant */
228 US"550", /* STARTTLS */
229 US"252" /* VRFY */
059ec3d9 230 };
8e669ac1 231
69358f02
PH		 232BOOL active_local_from_check = FALSE;
233BOOL active_local_sender_retain = FALSE;
059ec3d9
PH		 234BOOL accept_8bitmime = FALSE;
235address_item *addr_duplicate = NULL;
236
237address_item address_defaults = {
238 NULL, /* next */
239 NULL, /* parent */
240 NULL, /* first */
241 NULL, /* dupof */
242 NULL, /* start_router */
243 NULL, /* router */
244 NULL, /* transport */
245 NULL, /* host_list */
246 NULL, /* host_used */
247 NULL, /* fallback_hosts */
248 NULL, /* reply */
249 NULL, /* retries */
250 NULL, /* address */
251 NULL, /* unique */
252 NULL, /* cc_local_part */
253 NULL, /* lc_local_part */
254 NULL, /* local_part */
255 NULL, /* prefix */
256 NULL, /* suffix */
257 NULL, /* domain */
258 NULL, /* address_retry_key */
259 NULL, /* domain_retry_key */
260 NULL, /* current_dir */
261 NULL, /* home_dir */
262 NULL, /* message */
263 NULL, /* user_message */
264 NULL, /* onetime_parent */
265 NULL, /* pipe_expandn */
266 NULL, /* return_filename */
267 NULL, /* self_hostname */
268 NULL, /* shadow_message */
269 #ifdef SUPPORT_TLS
270 NULL, /* cipher */
271 NULL, /* peerdn */
272 #endif
273 (uid_t)(-1), /* uid */
274 (gid_t)(-1), /* gid */
275 0, /* flags */
276 { 0 }, /* domain_cache - any larger array should be zeroed */
277 { 0 }, /* localpart_cache - ditto */
278 -1, /* mode */
279 0, /* more_errno */
280 ERRNO_UNKNOWNERROR, /* basic_errno */
281 0, /* child_count */
282 -1, /* return_file */
283 SPECIAL_NONE, /* special_action */
284 DEFER, /* transport_return */
285 { /* fields that are propagated to children */
286 NULL, /* address_data */
287 NULL, /* domain_data */
288 NULL, /* localpart_data */
289 NULL, /* errors_address */
290 NULL, /* extra_headers */
291 NULL, /* remove_headers */
384152a6
TK		 292#ifdef EXPERIMENTAL_SRS
293 NULL, /* srs_sender */
294#endif
059ec3d9
PH		 295 }
296};
297
298uschar *address_file = NULL;
299uschar *address_pipe = NULL;
300BOOL address_test_mode = FALSE;
301tree_node *addresslist_anchor = NULL;
302int addresslist_count = 0;
303gid_t *admin_groups = NULL;
304BOOL admin_user = FALSE;
c46782ef 305BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 306BOOL allow_domain_literals = FALSE;
307BOOL allow_mx_to_ip = FALSE;
308BOOL allow_unqualified_recipient = TRUE; /* For local messages */
309BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
310BOOL allow_utf8_domains = FALSE;
311uschar *authenticated_id = NULL;
312uschar *authenticated_sender = NULL;
313BOOL authentication_failed = FALSE;
314auth_instance *auths = NULL;
315uschar *auth_advertise_hosts = US"*";
316auth_instance auth_defaults = {
317 NULL, /* chain pointer */
318 NULL, /* name */
319 NULL, /* info */
320 NULL, /* private options block pointer */
321 NULL, /* driver_name */
322 NULL, /* advertise_condition */
323 NULL, /* public_name */
324 NULL, /* set_id */
325 NULL, /* server_mail_auth_condition */
326 NULL, /* server_debug_string */
327 FALSE, /* client */
328 FALSE, /* server */
329 FALSE /* advertised */
330};
331
332uschar *auth_defer_msg = US"reason not recorded";
333uschar *auth_defer_user_msg = US"";
f78eb7c6 334uschar *auth_vars[AUTH_VARS];
059ec3d9 335int auto_thaw = 0;
8523533c
TK		 336#ifdef WITH_CONTENT_SCAN
337uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
338#endif
059ec3d9
PH		 339
340BOOL background_daemon = TRUE;
9a799bc0
PH		 341
342#if BASE_62 == 62
059ec3d9
PH		 343uschar *base62_chars=
344 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 345#else
346uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
347#endif
348
059ec3d9
PH		 349uschar *bi_command = NULL;
350uschar *big_buffer = NULL;
351int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 352#ifdef EXPERIMENTAL_BRIGHTMAIL
353uschar *bmi_alt_location = NULL;
354uschar *bmi_base64_tracker_verdict = NULL;
355uschar *bmi_base64_verdict = NULL;
356uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
357int bmi_deliver = 1;
358int bmi_run = 0;
359uschar *bmi_verdicts = NULL;
360#endif
059ec3d9
PH		 361int body_linecount = 0;
362int body_zerocount = 0;
363uschar *bounce_message_file = NULL;
364uschar *bounce_message_text = NULL;
365uschar *bounce_recipient = NULL;
366BOOL bounce_return_body = TRUE;
367BOOL bounce_return_message = TRUE;
368int bounce_return_size_limit = 100*1024;
369uschar *bounce_sender_authentication = NULL;
370int bsmtp_transaction_linecount = 0;
371
372int callout_cache_domain_positive_expire = 7*24*60*60;
373int callout_cache_domain_negative_expire = 3*60*60;
374int callout_cache_positive_expire = 24*60*60;
375int callout_cache_negative_expire = 2*60*60;
376uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
230205fc 377uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W_](?>[a-z0-9/-]*[^\\W_])?)+$";
059ec3d9
PH		 378int check_log_inodes = 0;
379int check_log_space = 0;
a0d6ba8a 380BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 381int check_spool_inodes = 0;
382int check_spool_space = 0;
383int clmacro_count = 0;
384uschar *clmacros[MAX_CLMACROS];
385BOOL config_changed = FALSE;
386FILE *config_file = NULL;
387uschar *config_filename = NULL;
388int config_lineno = 0;
35edf2ff
PH		 389#ifdef CONFIGURE_GROUP
390gid_t config_gid = CONFIGURE_GROUP;
391#endif
059ec3d9
PH		 392uschar *config_main_filelist = US CONFIGURE_FILE
393 "\0<-----------Space to patch configure_filename->";
394uschar *config_main_filename = NULL;
395
396#ifdef CONFIGURE_OWNER
397uid_t config_uid = CONFIGURE_OWNER;
398#endif
399
400int connection_max_messages= -1;
401uschar *continue_hostname = NULL;
402uschar *continue_host_address = NULL;
403BOOL continue_more = FALSE;
404int continue_sequence = 1;
405uschar *continue_transport = NULL;
406
e5a9dba6
PH		 407uschar *csa_status = NULL;
408
059ec3d9
PH		 409BOOL daemon_listen = FALSE;
410uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 411int daemon_startup_retries = 9;
412int daemon_startup_sleep = 30;
3d235903 413BOOL debug_daemon = FALSE;
059ec3d9
PH		 414int debug_fd = -1;
415FILE *debug_file = NULL;
416bit_table debug_options[] = {
417 { US"acl", D_acl },
418 { US"all", D_all },
419 { US"auth", D_auth },
420 { US"deliver", D_deliver },
421 { US"dns", D_dns },
422 { US"dnsbl", D_dnsbl },
423 { US"exec", D_exec },
424 { US"expand", D_expand },
425 { US"filter", D_filter },
426 { US"hints_lookup", D_hints_lookup },
427 { US"host_lookup", D_host_lookup },
428 { US"ident", D_ident },
429 { US"interface", D_interface },
430 { US"lists", D_lists },
431 { US"load", D_load },
432 { US"local_scan", D_local_scan },
433 { US"lookup", D_lookup },
434 { US"memory", D_memory },
435 { US"pid", D_pid },
436 { US"process_info", D_process_info },
437 { US"queue_run", D_queue_run },
438 { US"receive", D_receive },
439 { US"resolver", D_resolver },
440 { US"retry", D_retry },
441 { US"rewrite", D_rewrite },
442 { US"route", D_route },
443 { US"timestamp", D_timestamp },
444 { US"tls", D_tls },
445 { US"transport", D_transport },
446 { US"uid", D_uid },
447 { US"verify", D_verify }
448};
449int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
450unsigned int debug_selector = 0;
451int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 452uschar *delay_warning_condition=
453 US"${if or {"
e85a7ad5 454 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 455 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
456 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
457 "} {no}{yes}}";
059ec3d9
PH		 458BOOL delivery_date_remove = TRUE;
459uschar *deliver_address_data = NULL;
460int deliver_datafile = -1;
461uschar *deliver_domain = NULL;
462uschar *deliver_domain_data = NULL;
463uschar *deliver_domain_orig = NULL;
464uschar *deliver_domain_parent = NULL;
465BOOL deliver_drop_privilege = FALSE;
466BOOL deliver_firsttime = FALSE;
467BOOL deliver_force = FALSE;
468BOOL deliver_freeze = FALSE;
469int deliver_frozen_at = 0;
470uschar *deliver_home = NULL;
471uschar *deliver_host = NULL;
472uschar *deliver_host_address = NULL;
473uschar *deliver_in_buffer = NULL;
474ino_t deliver_inode = 0;
475uschar *deliver_localpart = NULL;
476uschar *deliver_localpart_data = NULL;
477uschar *deliver_localpart_orig = NULL;
478uschar *deliver_localpart_parent = NULL;
479uschar *deliver_localpart_prefix = NULL;
480uschar *deliver_localpart_suffix = NULL;
481BOOL deliver_force_thaw = FALSE;
482BOOL deliver_manual_thaw = FALSE;
483uschar *deliver_out_buffer = NULL;
484int deliver_queue_load_max = -1;
485address_item *deliver_recipients = NULL;
486uschar *deliver_selectstring = NULL;
487BOOL deliver_selectstring_regex = FALSE;
488uschar *deliver_selectstring_sender = NULL;
489BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 490#ifdef WITH_OLD_DEMIME
491int demime_errorlevel = 0;
492int demime_ok = 0;
493uschar *demime_reason = NULL;
494#endif
7e66e54d 495BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 496BOOL disable_logging = FALSE;
497
fb2274d4
TK		 498#ifdef EXPERIMENTAL_DOMAINKEYS
499uschar *dk_signing_domain = NULL;
500uschar *dk_signing_selector = NULL;
501int dk_do_verify = 0;
502#endif
503
059ec3d9 504uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 505int dns_csa_search_limit = 5;
506BOOL dns_csa_use_reverse = TRUE;
059ec3d9
PH		 507uschar *dns_ipv4_lookup = NULL;
508int dns_retrans = 0;
509int dns_retry = 0;
510uschar *dnslist_domain = NULL;
511uschar *dnslist_text = NULL;
512uschar *dnslist_value = NULL;
513tree_node *domainlist_anchor = NULL;
514int domainlist_count = 0;
515BOOL dont_deliver = FALSE;
516BOOL dot_ends = TRUE;
517BOOL drop_cr = FALSE; /* No longer used */
518
519BOOL enable_dollar_recipients = FALSE;
520BOOL envelope_to_remove = TRUE;
521int errno_quota = ERRNO_QUOTA;
522uschar *errors_copy = NULL;
523int error_handling = ERRORS_SENDER;
524uschar *errors_reply_to = NULL;
525int errors_sender_rc = EXIT_FAILURE;
526
527gid_t exim_gid = EXIM_GID;
528BOOL exim_gid_set = TRUE; /* This gid is always set */
529uschar *exim_path = US BIN_DIRECTORY "/exim"
530 "\0<---------------Space to patch exim_path->";
531uid_t exim_uid = EXIM_UID;
532BOOL exim_uid_set = TRUE; /* This uid is always set */
533int expand_forbid = 0;
534int expand_nlength[EXPAND_MAXN+1];
535int expand_nmax = -1;
536uschar *expand_nstring[EXPAND_MAXN+1];
537BOOL expand_string_forcedfail = FALSE;
538uschar *expand_string_message;
539BOOL extract_addresses_remove_arguments = TRUE;
540uschar *extra_local_interfaces = NULL;
541
29aba418
TF		 542int fake_response = OK;
543uschar *fake_response_text = US"Your message has been rejected but is being kept for evaluation.\nIf it was a legitimate message, it may still be delivered to the target recipient(s).";
059ec3d9
PH		 544int filter_n[FILTER_VARIABLE_COUNT];
545BOOL filter_running = FALSE;
546int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 547int filter_test = FTEST_NONE;
548uschar *filter_test_sfile = NULL;
549uschar *filter_test_ufile = NULL;
059ec3d9
PH		 550uschar *filter_thisaddress = NULL;
551int finduser_retries = 0;
8523533c
TK		 552#ifdef WITH_OLD_DEMIME
553uschar *found_extension = NULL;
554#endif
059ec3d9
PH		 555uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
556uschar *freeze_tell = NULL;
6a3f1455 557uschar *freeze_tell_config = NULL;
059ec3d9
PH		 558uschar *fudged_queue_times = US"";
559
560uschar *gecos_name = NULL;
561uschar *gecos_pattern = NULL;
562rewrite_rule *global_rewrite_rules = NULL;
563
564uschar *headers_charset = US HEADERS_CHARSET;
565int header_insert_maxlen = 64 * 1024;
566header_line *header_last = NULL;
567header_line *header_list = NULL;
568int header_maxsize = HEADER_MAXSIZE;
569int header_line_maxsize = 0;
570
571header_name header_names[] = {
572 { US"bcc", 3, TRUE, htype_bcc },
573 { US"cc", 2, TRUE, htype_cc },
574 { US"date", 4, TRUE, htype_date },
575 { US"delivery-date", 13, FALSE, htype_delivery_date },
576 { US"envelope-to", 11, FALSE, htype_envelope_to },
577 { US"from", 4, TRUE, htype_from },
578 { US"message-id", 10, TRUE, htype_id },
579 { US"received", 8, FALSE, htype_received },
580 { US"reply-to", 8, FALSE, htype_reply_to },
581 { US"return-path", 11, FALSE, htype_return_path },
582 { US"sender", 6, TRUE, htype_sender },
583 { US"subject", 7, FALSE, htype_subject },
584 { US"to", 2, TRUE, htype_to }
585};
586
587int header_names_size = sizeof(header_names)/sizeof(header_name);
588
589BOOL header_rewritten = FALSE;
590uschar *helo_accept_junk_hosts = NULL;
591uschar *helo_allow_chars = US"";
592uschar *helo_lookup_domains = US"@ : @[]";
593uschar *helo_try_verify_hosts = NULL;
594BOOL helo_verified = FALSE;
d7b47fd0 595BOOL helo_verify_failed = FALSE;
059ec3d9
PH		 596uschar *helo_verify_hosts = NULL;
597uschar *hex_digits = US"0123456789abcdef";
598uschar *hold_domains = NULL;
599BOOL host_checking = FALSE;
600BOOL host_checking_callout = FALSE;
601uschar *host_data = NULL;
602BOOL host_find_failed_syntax= FALSE;
603uschar *host_lookup = NULL;
b08b24c8 604BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 605BOOL host_lookup_failed = FALSE;
606uschar *host_lookup_order = US"bydns:byaddr";
607uschar *host_lookup_msg = US"";
608int host_number = 0;
609uschar *host_number_string = NULL;
610uschar *host_reject_connection = NULL;
611tree_node *hostlist_anchor = NULL;
612int hostlist_count = 0;
613uschar *hosts_treat_as_local = NULL;
614uschar *hosts_connection_nolog = NULL;
615
616int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
617BOOL ignore_fromline_local = FALSE;
618uschar *ignore_fromline_hosts = NULL;
619uschar *interface_address = NULL;
620int interface_port = -1;
621BOOL is_inetd = FALSE;
622
623int journal_fd = -1;
624
625int keep_malformed = 4*24*60*60; /* 4 days */
626
627uschar *eldap_dn = NULL;
628int load_average = -2;
629BOOL local_error_message = FALSE;
630BOOL local_from_check = TRUE;
631uschar *local_from_prefix = NULL;
632uschar *local_from_suffix = NULL;
633
634#if HAVE_IPV6
635uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
636#else
637uschar *local_interfaces = US"0.0.0.0";
638#endif
639
640uschar *local_scan_data = NULL;
641int local_scan_timeout = 5*60;
642BOOL local_sender_retain = FALSE;
643gid_t local_user_gid = (gid_t)(-1);
644uid_t local_user_uid = (uid_t)(-1);
645
646tree_node *localpartlist_anchor= NULL;
647int localpartlist_count = 0;
648uschar *log_buffer = NULL;
649unsigned int log_extra_selector = LX_default;
650uschar *log_file_path = US LOG_FILE_PATH
651 "\0<--------------Space to patch log_file_path->";
652
653/* Those log options with L_xxx identifiers have values less than 0x800000 and
654are the ones that get put into log_write_selector. They can be used in calls to
655log_write() to test for the bit. The options with LX_xxx identifiers have
656values greater than 0x80000000 and are put int log_extra_selector (without the
657top bit). They are never used in calls to log_write(), but are tested
658independently. This separation became necessary when the number of log
659selectors was getting close to filling a 32-bit word. */
660
661bit_table log_options[] = {
49826d12 662 { US"acl_warn_skipped", LX_acl_warn_skipped },
059ec3d9
PH		 663 { US"address_rewrite", L_address_rewrite },
664 { US"all", L_all },
665 { US"all_parents", L_all_parents },
666 { US"arguments", LX_arguments },
667 { US"connection_reject", L_connection_reject },
668 { US"delay_delivery", L_delay_delivery },
669 { US"deliver_time", LX_deliver_time },
670 { US"delivery_size", LX_delivery_size },
671 { US"dnslist_defer", L_dnslist_defer },
672 { US"etrn", L_etrn },
673 { US"host_lookup_failed", L_host_lookup_failed },
674 { US"ident_timeout", LX_ident_timeout },
675 { US"incoming_interface", LX_incoming_interface },
676 { US"incoming_port", LX_incoming_port },
677 { US"lost_incoming_connection", L_lost_incoming_connection },
678 { US"outgoing_port", LX_outgoing_port },
679 { US"queue_run", L_queue_run },
680 { US"queue_time", LX_queue_time },
2ac0e484 681 { US"queue_time_overall", LX_queue_time_overall },
059ec3d9
PH		 682 { US"received_recipients", LX_received_recipients },
683 { US"received_sender", LX_received_sender },
684 { US"rejected_header", LX_rejected_header },
685 { US"rejected_headers", LX_rejected_header },
686 { US"retry_defer", L_retry_defer },
687 { US"return_path_on_delivery", LX_return_path_on_delivery },
688 { US"sender_on_delivery", LX_sender_on_delivery },
278c6e6c 689 { US"sender_verify_fail", LX_sender_verify_fail },
059ec3d9
PH		 690 { US"size_reject", L_size_reject },
691 { US"skip_delivery", L_skip_delivery },
692 { US"smtp_confirmation", LX_smtp_confirmation },
693 { US"smtp_connection", L_smtp_connection },
694 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
695 { US"smtp_protocol_error", L_smtp_protocol_error },
696 { US"smtp_syntax_error", L_smtp_syntax_error },
697 { US"subject", LX_subject },
698 { US"tls_certificate_verified", LX_tls_certificate_verified },
699 { US"tls_cipher", LX_tls_cipher },
1130bfb0
PH		 700 { US"tls_peerdn", LX_tls_peerdn },
701 { US"unknown_in_list", LX_unknown_in_list }
059ec3d9
PH		 702};
703
704int log_options_count = sizeof(log_options)/sizeof(bit_table);
705unsigned int log_write_selector= L_default;
706uschar *log_selector_string = NULL;
707FILE *log_stderr = NULL;
708BOOL log_testing_mode = FALSE;
709BOOL log_timezone = FALSE;
710uschar *login_sender_address = NULL;
711int lookup_open_max = 25;
712uschar *lookup_value = NULL;
713
714macro_item *macros = NULL;
715uschar *mailstore_basename = NULL;
8523533c
TK		 716#ifdef WITH_CONTENT_SCAN
717uschar *malware_name = NULL; /* Virus Name */
718#endif
059ec3d9
PH		 719int max_username_length = 0;
720int message_age = 0;
721uschar *message_body = NULL;
722uschar *message_body_end = NULL;
723int message_body_size = 0;
724int message_body_visible = 500;
725int message_ended = END_NOTSTARTED;
726uschar *message_headers = NULL;
727uschar *message_id;
728uschar *message_id_domain = NULL;
729uschar *message_id_text = NULL;
730struct timeval message_id_tv = { 0, 0 };
731uschar message_id_option[MESSAGE_ID_LENGTH + 3];
732uschar *message_id_external;
733int message_linecount = 0;
734BOOL message_logs = TRUE;
735int message_size = 0;
736uschar *message_size_limit = US"50M";
737uschar message_subdir[2] = { 0, 0 };
738uschar *message_reference = NULL;
8523533c
TK		 739
740/* MIME ACL expandables */
741#ifdef WITH_CONTENT_SCAN
f7b63901 742int mime_anomaly_level = 0;
8523533c
TK		 743uschar *mime_anomaly_text = NULL;
744uschar *mime_boundary = NULL;
745uschar *mime_charset = NULL;
746uschar *mime_content_description = NULL;
747uschar *mime_content_disposition = NULL;
748uschar *mime_content_id = NULL;
749unsigned int mime_content_size = 0;
750uschar *mime_content_transfer_encoding = NULL;
751uschar *mime_content_type = NULL;
752uschar *mime_decoded_filename = NULL;
753uschar *mime_filename = NULL;
754int mime_is_multipart = 0;
755int mime_is_coverletter = 0;
756int mime_is_rfc822 = 0;
757int mime_part_count = -1;
758#endif
759
059ec3d9
PH		 760BOOL mua_wrapper = FALSE;
761
762uid_t *never_users = NULL;
8523533c
TK		 763#ifdef WITH_CONTENT_SCAN
764BOOL no_mbox_unspool = FALSE;
765#endif
059ec3d9
PH		 766BOOL no_multiline_responses = FALSE;
767
768uid_t original_euid;
769gid_t originator_gid;
770uschar *originator_login = NULL;
771uschar *originator_name = NULL;
772uid_t originator_uid;
773uschar *override_local_interfaces = NULL;
774uschar *override_pid_file_path = NULL;
775
776BOOL parse_allow_group = FALSE;
777BOOL parse_found_group = FALSE;
778uschar *percent_hack_domains = NULL;
779uschar *pid_file_path = US PID_FILE_PATH
780 "\0<--------------Space to patch pid_file_path->";
781uschar *pipelining_advertise_hosts = US"*";
782BOOL preserve_message_logs = FALSE;
783uschar *primary_hostname = NULL;
784BOOL print_topbitchars = FALSE;
785uschar process_info[PROCESS_INFO_SIZE];
786uschar *process_log_path = NULL;
787BOOL prod_requires_admin = TRUE;
fffda43a
TK		 788uschar *prvscheck_address = NULL;
789uschar *prvscheck_keynum = NULL;
790uschar *prvscheck_result = NULL;
791
059ec3d9
PH		 792
793uschar *qualify_domain_recipient = NULL;
794uschar *qualify_domain_sender = NULL;
795BOOL queue_2stage = FALSE;
796uschar *queue_domains = NULL;
797int queue_interval = -1;
798BOOL queue_list_requires_admin = TRUE;
799BOOL queue_only = FALSE;
800uschar *queue_only_file = NULL;
801int queue_only_load = -1;
802BOOL queue_only_override = TRUE;
803BOOL queue_only_policy = FALSE;
804BOOL queue_run_first_delivery = FALSE;
805BOOL queue_run_force = FALSE;
806BOOL queue_run_in_order = FALSE;
807BOOL queue_run_local = FALSE;
808int queue_run_max = 5;
809pid_t queue_run_pid = (pid_t)0;
810int queue_run_pipe = -1;
811BOOL queue_running = FALSE;
812BOOL queue_smtp = FALSE;
813uschar *queue_smtp_domains = NULL;
814
815unsigned int random_seed = 0;
fe0dab11 816tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 817tree_node *ratelimiters_conn = NULL;
818tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 819uschar *raw_active_hostname = NULL;
820uschar *raw_sender = NULL;
821uschar **raw_recipients = NULL;
822int raw_recipients_count = 0;
823
824int rcpt_count = 0;
825int rcpt_fail_count = 0;
826int rcpt_defer_count = 0;
827gid_t real_gid;
828uid_t real_uid;
829BOOL really_exim = TRUE;
830BOOL receive_call_bombout = FALSE;
831int receive_linecount = 0;
832int receive_messagecount = 0;
833int receive_timeout = 0;
834int received_count = 0;
835uschar *received_for = NULL;
836
837/* This is the default text for Received headers generated by Exim. The
838date will be automatically added on the end. */
839
840uschar *received_header_text = US
841 "Received: "
842 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 843 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 844 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
845 "by $primary_hostname "
846 "${if def:received_protocol {with $received_protocol}} "
847 #ifdef SUPPORT_TLS
848 "${if def:tls_cipher {($tls_cipher)\n\t}}"
849 #endif
850 "(Exim $version_number)\n\t"
3e46c1aa 851 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 852 "id $message_exim_id"
059ec3d9
PH		 853 "${if def:received_for {\n\tfor $received_for}}"
854 "\0<---------------Space to patch received_header_text->";
855
856int received_headers_max = 30;
857uschar *received_protocol = NULL;
858int received_time = 0;
859uschar *recipient_data = NULL;
860uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 861uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 862int recipients_count = 0;
863BOOL recipients_discarded = FALSE;
864recipient_item *recipients_list = NULL;
865int recipients_list_max = 0;
866int recipients_max = 0;
867BOOL recipients_max_reject = FALSE;
868const pcre *regex_AUTH = NULL;
869const pcre *regex_check_dns_names = NULL;
870const pcre *regex_From = NULL;
f1513293 871const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 872const pcre *regex_PIPELINING = NULL;
873const pcre *regex_SIZE = NULL;
a5bd321b 874const pcre *regex_smtp_code = NULL;
059ec3d9 875const pcre *regex_ismsgid = NULL;
8523533c
TK		 876#ifdef WITH_CONTENT_SCAN
877uschar *regex_match_string = NULL;
878#endif
059ec3d9
PH		 879int remote_delivery_count = 0;
880int remote_max_parallel = 2;
881uschar *remote_sort_domains = NULL;
882int retry_data_expire = 7*24*60*60;
883int retry_interval_max = 24*60*60;
884int retry_maximum_timeout = 0; /* set from retry config */
885retry_config *retries = NULL;
886uschar *return_path = NULL;
887BOOL return_path_remove = TRUE;
888int rewrite_existflags = 0;
889uschar *rfc1413_hosts = US"*";
8def5aaf 890int rfc1413_query_timeout = 5;
059ec3d9
PH		 891/* BOOL rfc821_domains = FALSE; <<< on the way out */
892uid_t root_uid = ROOT_UID;
893
894router_instance *routers = NULL;
895router_instance router_defaults = {
896 NULL, /* chain pointer */
897 NULL, /* name */
898 NULL, /* info */
899 NULL, /* private options block pointer */
900 NULL, /* driver name */
901
902 NULL, /* address_data */
8523533c
TK		 903#ifdef EXPERIMENTAL_BRIGHTMAIL
904 NULL, /* bmi_rule */
8e669ac1 905#endif
059ec3d9
PH		 906 NULL, /* cannot_route_message */
907 NULL, /* condition */
908 NULL, /* current_directory */
909 NULL, /* debug_string */
910 NULL, /* domains */
911 NULL, /* errors_to */
912 NULL, /* expand_gid */
913 NULL, /* expand_uid */
914 NULL, /* expand_more */
915 NULL, /* expand_unseen */
916 NULL, /* extra_headers */
917 NULL, /* fallback_hosts */
918 NULL, /* home_directory */
919 NULL, /* ignore_target_hosts */
920 NULL, /* local_parts */
921 NULL, /* pass_router_name */
922 NULL, /* prefix */
923 NULL, /* redirect_router_name */
924 NULL, /* remove_headers */
925 NULL, /* require_files */
926 NULL, /* router_home_directory */
927 US"freeze", /* self */
928 NULL, /* senders */
929 NULL, /* suffix */
930 NULL, /* translate_ip_address */
931 NULL, /* transport_name */
932
933 TRUE, /* address_test */
8523533c
TK		 934#ifdef EXPERIMENTAL_BRIGHTMAIL
935 FALSE, /* bmi_deliver_alternate */
936 FALSE, /* bmi_deliver_default */
937 FALSE, /* bmi_dont_deliver */
938#endif
059ec3d9
PH		 939 TRUE, /* expn */
940 FALSE, /* caseful_local_part */
941 FALSE, /* check_local_user */
942 FALSE, /* disable_logging */
943 FALSE, /* fail_verify_recipient */
944 FALSE, /* fail_verify_sender */
945 FALSE, /* gid_set */
946 FALSE, /* initgroups */
947 TRUE_UNSET, /* log_as_local */
948 TRUE, /* more */
949 FALSE, /* pass_on_timeout */
950 FALSE, /* prefix_optional */
951 TRUE, /* repeat_use */
952 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
953 FALSE, /* same_domain_copy_routing */
954 FALSE, /* self_rewrite */
955 FALSE, /* suffix_optional */
956 FALSE, /* verify_only */
957 TRUE, /* verify_recipient */
958 TRUE, /* verify_sender */
959 FALSE, /* uid_set */
960 FALSE, /* unseen */
961
962 self_freeze, /* self_code */
963 (uid_t)(-1), /* uid */
964 (gid_t)(-1), /* gid */
965
966 NULL, /* fallback_hostlist */
967 NULL, /* transport instance */
968 NULL, /* pass_router */
969 NULL /* redirect_router */
970};
971
972ip_address_item *running_interfaces = NULL;
973BOOL running_in_test_harness = FALSE;
974
975/* This is a weird one. The following string gets patched in the binary by the
976script that sets up a copy of Exim for running in the test harness. It seems
977that compilers are now clever, and share constant strings if they can.
978Elsewhere in Exim the string "<" is used. The compiler optimization seems to
979make use of the end of this string in order to save space. So the patching then
980wrecks this. We default this optimization by adding some additional characters
981onto the end of the string. */
982
983uschar *running_status = US">>>running<<<" "\0EXTRA";
984
985int runrc = 0;
986
987uschar *search_error_message = NULL;
988BOOL search_find_defer = FALSE;
989uschar *self_hostname = NULL;
990uschar *sender_address = NULL;
991unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 992uschar *sender_address_data = NULL;
059ec3d9
PH		 993BOOL sender_address_forced = FALSE;
994uschar *sender_address_unrewritten = NULL;
995uschar *sender_data = NULL;
996unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
997uschar *sender_fullhost = NULL;
998uschar *sender_helo_name = NULL;
999uschar **sender_host_aliases = &no_aliases;
1000uschar *sender_host_address = NULL;
1001uschar *sender_host_authenticated = NULL;
1002unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1003uschar *sender_host_name = NULL;
1004int sender_host_port = 0;
1005BOOL sender_host_notsocket = FALSE;
1006BOOL sender_host_unknown = FALSE;
1007uschar *sender_ident = NULL;
1008BOOL sender_local = FALSE;
2fe1a124 1009BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1010uschar *sender_rate = NULL;
1011uschar *sender_rate_limit = NULL;
1012uschar *sender_rate_period = NULL;
059ec3d9
PH		 1013uschar *sender_rcvhost = NULL;
1014BOOL sender_set_untrusted = FALSE;
1015uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1016uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1017address_item *sender_verified_list = NULL;
1018address_item *sender_verified_failed = NULL;
1019int sender_verified_rc = -1;
1020BOOL sender_verified_responded = FALSE;
1021volatile BOOL sigalrm_seen = FALSE;
1022uschar **sighup_argv = NULL;
1023int smtp_accept_count = 0;
1024BOOL smtp_accept_keepalive = TRUE;
1025int smtp_accept_max = 20;
1026int smtp_accept_max_nonmail= 10;
1027uschar *smtp_accept_max_nonmail_hosts = US"*";
1028int smtp_accept_max_per_connection = 1000;
1029uschar *smtp_accept_max_per_host = NULL;
1030int smtp_accept_queue = 0;
1031int smtp_accept_queue_per_connection = 10;
1032int smtp_accept_reserve = 0;
1033uschar *smtp_active_hostname = NULL;
1034BOOL smtp_authenticated = FALSE;
1f5b4c3d 1035uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1036 "Exim $version_number $tod_full"
1037 "\0<---------------Space to patch smtp_banner->";
1038BOOL smtp_batched_input = FALSE;
1039BOOL smtp_check_spool_space = TRUE;
3ee512ff
PH		 1040uschar *smtp_cmd_argument = NULL;
1041uschar *smtp_cmd_buffer = NULL;
059ec3d9
PH		 1042int smtp_connect_backlog = 20;
1043double smtp_delay_mail = 0.0;
1044double smtp_delay_rcpt = 0.0;
1045BOOL smtp_enforce_sync = TRUE;
1046FILE *smtp_in = NULL;
1047BOOL smtp_input = FALSE;
1048int smtp_load_reserve = -1;
1049int smtp_mailcmd_count = 0;
1050FILE *smtp_out = NULL;
1051uschar *smtp_etrn_command = NULL;
1052BOOL smtp_etrn_serialize = TRUE;
1053int smtp_max_synprot_errors= 3;
1054int smtp_max_unknown_commands = 3;
1055uschar *smtp_ratelimit_hosts = NULL;
1056uschar *smtp_ratelimit_mail = NULL;
1057uschar *smtp_ratelimit_rcpt = NULL;
1058uschar *smtp_read_error = US"";
1059int smtp_receive_timeout = 5*60;
1060uschar *smtp_reserve_hosts = NULL;
1061BOOL smtp_return_error_details = FALSE;
1062int smtp_rlm_base = 0;
1063double smtp_rlm_factor = 0.0;
1064int smtp_rlm_limit = 0;
1065int smtp_rlm_threshold = INT_MAX;
1066int smtp_rlr_base = 0;
1067double smtp_rlr_factor = 0.0;
1068int smtp_rlr_limit = 0;
1069int smtp_rlr_threshold = INT_MAX;
1070BOOL smtp_use_pipelining = FALSE;
1071BOOL smtp_use_size = FALSE;
8523533c
TK		 1072
1073#ifdef WITH_CONTENT_SCAN
1074uschar *spamd_address = US"127.0.0.1 783";
1075uschar *spam_bar = NULL;
1076uschar *spam_report = NULL;
1077uschar *spam_score = NULL;
1078uschar *spam_score_int = NULL;
1079#endif
1080#ifdef EXPERIMENTAL_SPF
1081uschar *spf_header_comment = NULL;
1082uschar *spf_received = NULL;
1083uschar *spf_result = NULL;
1084uschar *spf_smtp_comment = NULL;
1085#endif
1086
059ec3d9
PH		 1087BOOL split_spool_directory = FALSE;
1088uschar *spool_directory = US SPOOL_DIRECTORY
1089 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1090#ifdef EXPERIMENTAL_SRS
1091uschar *srs_config = NULL;
1092uschar *srs_db_address = NULL;
1093uschar *srs_db_key = NULL;
384152a6
TK		 1094int srs_hashlength = 6;
1095int srs_hashmin = -1;
1096int srs_maxage = 31;
8523533c
TK		 1097uschar *srs_orig_recipient = NULL;
1098uschar *srs_orig_sender = NULL;
1099uschar *srs_recipient = NULL;
384152a6 1100uschar *srs_secrets = NULL;
8523533c 1101uschar *srs_status = NULL;
384152a6
TK		 1102BOOL srs_usehash = TRUE;
1103BOOL srs_usetimestamp = TRUE;
8e669ac1 1104#endif
059ec3d9
PH		 1105int string_datestamp_offset= -1;
1106BOOL strip_excess_angle_brackets = FALSE;
1107BOOL strip_trailing_dot = FALSE;
1108uschar *submission_domain = NULL;
1109BOOL submission_mode = FALSE;
2fe1a124 1110uschar *submission_name = NULL;
8800895a 1111BOOL suppress_local_fixups = FALSE;
059ec3d9
PH		 1112BOOL synchronous_delivery = FALSE;
1113BOOL syslog_duplication = TRUE;
1114int syslog_facility = LOG_MAIL;
1115uschar *syslog_processname = US"exim";
1116BOOL syslog_timestamp = TRUE;
1117uschar *system_filter = NULL;
1118
1119uschar *system_filter_directory_transport = NULL;
1120uschar *system_filter_file_transport = NULL;
1121uschar *system_filter_pipe_transport = NULL;
1122uschar *system_filter_reply_transport = NULL;
1123
1124gid_t system_filter_gid = 0;
1125BOOL system_filter_gid_set = FALSE;
1126uid_t system_filter_uid = 0;
1127BOOL system_filter_uid_set = FALSE;
1128BOOL system_filtering = FALSE;
1129
1130BOOL tcp_nodelay = TRUE;
1131int thismessage_size_limit = 0;
1132int timeout_frozen_after = 0;
1133BOOL timestamps_utc = FALSE;
1134
1135transport_instance *transports = NULL;
1136
1137transport_instance transport_defaults = {
1138 NULL, /* chain pointer */
1139 NULL, /* name */
1140 NULL, /* info */
1141 NULL, /* private options block pointer */
1142 NULL, /* driver name */
1143 NULL, /* setup entry point */
1144 1, /* batch_max */
1145 NULL, /* batch_id */
1146 NULL, /* home_dir */
1147 NULL, /* current_dir */
1148 TRUE, /* multi-domain */
1149 FALSE, /* overrides_hosts */
1150 100, /* max_addresses */
1151 500, /* connection_max_messages */
1152 FALSE, /* deliver_as_creator */
1153 FALSE, /* disable_logging */
1154 FALSE, /* initgroups */
1155 FALSE, /* uid_set */
1156 FALSE, /* gid_set */
1157 (uid_t)(-1), /* uid */
1158 (gid_t)(-1), /* gid */
1159 NULL, /* expand_uid */
1160 NULL, /* expand_gid */
1161 NULL, /* warn_message */
1162 NULL, /* shadow */
1163 NULL, /* shadow_condition */
1164 NULL, /* filter_command */
1165 NULL, /* add_headers */
1166 NULL, /* remove_headers */
1167 NULL, /* return_path */
1168 NULL, /* debug_string */
1169 NULL, /* message_size_limit */
1170 NULL, /* headers_rewrite */
1171 NULL, /* rewrite_rules */
1172 0, /* rewrite_existflags */
1173 300, /* filter_timeout */
1174 FALSE, /* body_only */
1175 FALSE, /* delivery_date_add */
1176 FALSE, /* envelope_to_add */
1177 FALSE, /* headers_only */
1178 FALSE, /* rcpt_include_affixes */
1179 FALSE, /* return_path_add */
1180 FALSE, /* return_output */
1181 FALSE, /* return_fail_output */
1182 FALSE, /* log_output */
1183 FALSE, /* log_fail_output */
1184 FALSE, /* log_defer_output */
1185 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1186 1 nor 0 so can detect unset */
1187};
1188
1189int transport_count;
1190uschar **transport_filter_argv = NULL;
1191int transport_filter_timeout;
2e2a30b4 1192BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1193int transport_write_timeout= 0;
1194
1195tree_node *tree_dns_fails = NULL;
1196tree_node *tree_duplicates = NULL;
1197tree_node *tree_nonrecipients = NULL;
1198tree_node *tree_unusable = NULL;
1199
1200BOOL trusted_caller = FALSE;
1201gid_t *trusted_groups = NULL;
1202uid_t *trusted_users = NULL;
1203uschar *timezone_string = US TIMEZONE_DEFAULT;
1204
1205uschar *unknown_login = NULL;
1206uschar *unknown_username = NULL;
1207uschar *untrusted_set_sender = NULL;
1208
1209/* A regex for matching a "From_" line in an incoming message, in the form
1210
1211 From ph10 Fri Jan 5 12:35 GMT 1996
1212
1213which the "mail" commands send to the MTA (undocumented, of course), or in
1214the form
1215
1216 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1217
1218which is apparently used by some UUCPs, despite it not being in RFC 976.
1219Because of variations in time formats, just match up to the minutes. That
1220should be sufficient. Examples have been seen of time fields like 12:1:03,
1221so just require one digit for hours and minutes. The weekday is also absent
1222in some forms. */
1223
1224uschar *uucp_from_pattern = US
1225 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1226 "(?:" /* Non-extracting bracket */
1227 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1228 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1229 ")" /* End alternation */
1230 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1231
1232uschar *uucp_from_sender = US"$1";
1233
1234uschar *warn_message_file = NULL;
1235uschar *warnmsg_delay = NULL;
1236uschar *warnmsg_recipients = NULL;
1237BOOL write_rejectlog = TRUE;
1238
21c28500 1239uschar *version_copyright = US"Copyright (c) University of Cambridge 2006";
059ec3d9
PH		 1240uschar *version_date = US"?";
1241uschar *version_cnumber = US"????";
1242uschar *version_string = US"?";
1243
1244int warning_count = 0;
1245
1246/* End of globals.c */
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