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Import Upstream version 4.84.2
[hcoop/debian/exim4.git] / src / globals.c
CommitLineData
420a0d19
CE		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
5/* Copyright (c) University of Cambridge 1995 - 2014 */
6/* See the file NOTICE for conditions of use and distribution. */
7
8/* All the global variables are defined together in this one module, so
9that they are easy to find. */
10
11#include "exim.h"
12
13
14/* Generic options for auths, all of which live inside auth_instance
15data blocks and hence have the opt_public flag set. */
16
17optionlist optionlist_auths[] = {
18 { "client_condition", opt_stringptr | opt_public,
19 (void *)(offsetof(auth_instance, client_condition)) },
20 { "client_set_id", opt_stringptr | opt_public,
21 (void *)(offsetof(auth_instance, set_client_id)) },
22 { "driver", opt_stringptr | opt_public,
23 (void *)(offsetof(auth_instance, driver_name)) },
24 { "public_name", opt_stringptr | opt_public,
25 (void *)(offsetof(auth_instance, public_name)) },
26 { "server_advertise_condition", opt_stringptr | opt_public,
27 (void *)(offsetof(auth_instance, advertise_condition))},
28 { "server_condition", opt_stringptr | opt_public,
29 (void *)(offsetof(auth_instance, server_condition)) },
30 { "server_debug_print", opt_stringptr | opt_public,
31 (void *)(offsetof(auth_instance, server_debug_string)) },
32 { "server_mail_auth_condition", opt_stringptr | opt_public,
33 (void *)(offsetof(auth_instance, mail_auth_condition)) },
34 { "server_set_id", opt_stringptr | opt_public,
35 (void *)(offsetof(auth_instance, set_id)) }
36};
37
38int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist);
39
40/* An empty host aliases list. */
41
42uschar *no_aliases = NULL;
43
44
45/* For comments on these variables, see globals.h. I'm too idle to
46duplicate them here... */
47
48#ifdef EXIM_PERL
49uschar *opt_perl_startup = NULL;
50BOOL opt_perl_at_start = FALSE;
51BOOL opt_perl_started = FALSE;
52#endif
53
54#ifdef EXPAND_DLFUNC
55tree_node *dlobj_anchor = NULL;
56#endif
57
58#ifdef LOOKUP_IBASE
59uschar *ibase_servers = NULL;
60#endif
61
62#ifdef LOOKUP_LDAP
63uschar *eldap_ca_cert_dir = NULL;
64uschar *eldap_ca_cert_file = NULL;
65uschar *eldap_cert_file = NULL;
66uschar *eldap_cert_key = NULL;
67uschar *eldap_cipher_suite = NULL;
68uschar *eldap_default_servers = NULL;
69uschar *eldap_require_cert = NULL;
70int eldap_version = -1;
71BOOL eldap_start_tls = FALSE;
72#endif
73
74#ifdef LOOKUP_MYSQL
75uschar *mysql_servers = NULL;
76#endif
77
78#ifdef LOOKUP_ORACLE
79uschar *oracle_servers = NULL;
80#endif
81
82#ifdef LOOKUP_PGSQL
83uschar *pgsql_servers = NULL;
84#endif
85
86#ifdef EXPERIMENTAL_REDIS
87uschar *redis_servers = NULL;
88#endif
89
90#ifdef LOOKUP_SQLITE
91int sqlite_lock_timeout = 5;
92#endif
93
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
102tls_support tls_in = {
103 -1, /* tls_active */
104 0, /* tls_bits */
105 FALSE,/* tls_certificate_verified */
106 NULL, /* tls_cipher */
107 FALSE,/* tls_on_connect */
108 NULL, /* tls_on_connect_ports */
109 NULL, /* tls_ourcert */
110 NULL, /* tls_peercert */
111 NULL, /* tls_peerdn */
112 NULL, /* tls_sni */
113 0 /* tls_ocsp */
114};
115tls_support tls_out = {
116 -1, /* tls_active */
117 0, /* tls_bits */
118 FALSE,/* tls_certificate_verified */
119 NULL, /* tls_cipher */
120 FALSE,/* tls_on_connect */
121 NULL, /* tls_on_connect_ports */
122 NULL, /* tls_ourcert */
123 NULL, /* tls_peercert */
124 NULL, /* tls_peerdn */
125 NULL, /* tls_sni */
126 0 /* tls_ocsp */
127};
128
129#ifdef EXPERIMENTAL_DSN
130uschar *dsn_envid = NULL;
131int dsn_ret = 0;
132const pcre *regex_DSN = NULL;
133BOOL smtp_use_dsn = FALSE;
134uschar *dsn_advertise_hosts = NULL;
135#endif
136
137#ifdef SUPPORT_TLS
138BOOL gnutls_compat_mode = FALSE;
139BOOL gnutls_allow_auto_pkcs11 = FALSE;
140uschar *gnutls_require_mac = NULL;
141uschar *gnutls_require_kx = NULL;
142uschar *gnutls_require_proto = NULL;
143uschar *openssl_options = NULL;
144const pcre *regex_STARTTLS = NULL;
145uschar *tls_advertise_hosts = NULL; /* This is deliberate */
146uschar *tls_certificate = NULL;
147uschar *tls_crl = NULL;
148/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
149that's the interop problem which has been observed: GnuTLS suggesting a higher
150bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
151int tls_dh_max_bits = 2236;
152uschar *tls_dhparam = NULL;
153#ifndef DISABLE_OCSP
154uschar *tls_ocsp_file = NULL;
155#endif
156BOOL tls_offered = FALSE;
157uschar *tls_privatekey = NULL;
158BOOL tls_remember_esmtp = FALSE;
159uschar *tls_require_ciphers = NULL;
160uschar *tls_try_verify_hosts = NULL;
161uschar *tls_verify_certificates= NULL;
162uschar *tls_verify_hosts = NULL;
163#endif
164
165#ifndef DISABLE_PRDR
166/* Per Recipient Data Response variables */
167BOOL prdr_enable = FALSE;
168BOOL prdr_requested = FALSE;
169const pcre *regex_PRDR = NULL;
170#endif
171
172/* Input-reading functions for messages, so we can use special ones for
173incoming TCP/IP. The defaults use stdin. We never need these for any
174stand-alone tests. */
175
176#ifndef STAND_ALONE
177int (*receive_getc)(void) = stdin_getc;
178int (*receive_ungetc)(int) = stdin_ungetc;
179int (*receive_feof)(void) = stdin_feof;
180int (*receive_ferror)(void) = stdin_ferror;
181BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
182#endif
183
184
185/* List of per-address expansion variables for clearing and saving/restoring
186when verifying one address while routing/verifying another. We have to have
187the size explicit, because it is referenced from more than one module. */
188
189uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
190 &deliver_address_data,
191 &deliver_domain,
192 &deliver_domain_data,
193 &deliver_domain_orig,
194 &deliver_domain_parent,
195 &deliver_localpart,
196 &deliver_localpart_data,
197 &deliver_localpart_orig,
198 &deliver_localpart_parent,
199 &deliver_localpart_prefix,
200 &deliver_localpart_suffix,
201 (uschar **)(&deliver_recipients),
202 &deliver_host,
203 &deliver_home,
204 &address_file,
205 &address_pipe,
206 &self_hostname,
207 NULL };
208
209int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
210
211/* General global variables */
212
213header_line *acl_added_headers = NULL;
214tree_node *acl_anchor = NULL;
215uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
216 NULL, NULL, NULL, NULL};
217int acl_narg = 0;
218
219uschar *acl_not_smtp = NULL;
220#ifdef WITH_CONTENT_SCAN
221uschar *acl_not_smtp_mime = NULL;
222#endif
223uschar *acl_not_smtp_start = NULL;
224uschar *acl_removed_headers = NULL;
225uschar *acl_smtp_auth = NULL;
226uschar *acl_smtp_connect = NULL;
227uschar *acl_smtp_data = NULL;
228#ifndef DISABLE_PRDR
229uschar *acl_smtp_data_prdr = NULL;
230#endif
231#ifndef DISABLE_DKIM
232uschar *acl_smtp_dkim = NULL;
233#endif
234uschar *acl_smtp_etrn = NULL;
235uschar *acl_smtp_expn = NULL;
236uschar *acl_smtp_helo = NULL;
237uschar *acl_smtp_mail = NULL;
238uschar *acl_smtp_mailauth = NULL;
239#ifdef WITH_CONTENT_SCAN
240uschar *acl_smtp_mime = NULL;
241#endif
242uschar *acl_smtp_notquit = NULL;
243uschar *acl_smtp_predata = NULL;
244uschar *acl_smtp_quit = NULL;
245uschar *acl_smtp_rcpt = NULL;
246uschar *acl_smtp_starttls = NULL;
247uschar *acl_smtp_vrfy = NULL;
248
249BOOL acl_temp_details = FALSE;
250tree_node *acl_var_c = NULL;
251tree_node *acl_var_m = NULL;
252uschar *acl_verify_message = NULL;
253string_item *acl_warn_logged = NULL;
254
255/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
256error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
257
258uschar *acl_wherenames[] = { US"RCPT",
259 US"MAIL",
260 US"PREDATA",
261 US"MIME",
262 US"DKIM",
263 US"DATA",
264#ifndef DISABLE_PRDR
265 US"PRDR",
266#endif
267 US"non-SMTP",
268 US"AUTH",
269 US"connection",
270 US"ETRN",
271 US"EXPN",
272 US"EHLO or HELO",
273 US"MAILAUTH",
274 US"non-SMTP-start",
275 US"NOTQUIT",
276 US"QUIT",
277 US"STARTTLS",
278 US"VRFY",
279 US"delivery",
280 US"unknown"
281 };
282
283uschar *acl_wherecodes[] = { US"550", /* RCPT */
284 US"550", /* MAIL */
285 US"550", /* PREDATA */
286 US"550", /* MIME */
287 US"550", /* DKIM */
288 US"550", /* DATA */
289#ifndef DISABLE_PRDR
290 US"550", /* RCPT PRDR */
291#endif
292 US"0", /* not SMTP; not relevant */
293 US"503", /* AUTH */
294 US"550", /* connect */
295 US"458", /* ETRN */
296 US"550", /* EXPN */
297 US"550", /* HELO/EHLO */
298 US"0", /* MAILAUTH; not relevant */
299 US"0", /* not SMTP; not relevant */
300 US"0", /* NOTQUIT; not relevant */
301 US"0", /* QUIT; not relevant */
302 US"550", /* STARTTLS */
303 US"252", /* VRFY */
304 US"0", /* delivery; not relevant */
305 US"0" /* unknown; not relevant */
306 };
307
308BOOL active_local_from_check = FALSE;
309BOOL active_local_sender_retain = FALSE;
310int body_8bitmime = 0;
311BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
188b6fee 312uschar *add_environment = NULL;
420a0d19
CE		 313address_item *addr_duplicate = NULL;
314
315address_item address_defaults = {
316 NULL, /* next */
317 NULL, /* parent */
318 NULL, /* first */
319 NULL, /* dupof */
320 NULL, /* start_router */
321 NULL, /* router */
322 NULL, /* transport */
323 NULL, /* host_list */
324 NULL, /* host_used */
325 NULL, /* fallback_hosts */
326 NULL, /* reply */
327 NULL, /* retries */
328 NULL, /* address */
329 NULL, /* unique */
330 NULL, /* cc_local_part */
331 NULL, /* lc_local_part */
332 NULL, /* local_part */
333 NULL, /* prefix */
334 NULL, /* suffix */
335 NULL, /* domain */
336 NULL, /* address_retry_key */
337 NULL, /* domain_retry_key */
338 NULL, /* current_dir */
339 NULL, /* home_dir */
340 NULL, /* message */
341 NULL, /* user_message */
342 NULL, /* onetime_parent */
343 NULL, /* pipe_expandn */
344 NULL, /* return_filename */
345 NULL, /* self_hostname */
346 NULL, /* shadow_message */
347 #ifdef SUPPORT_TLS
348 NULL, /* cipher */
349 NULL, /* ourcert */
350 NULL, /* peercert */
351 NULL, /* peerdn */
352 OCSP_NOT_REQ, /* ocsp */
353 #endif
354 NULL, /* authenticator */
355 NULL, /* auth_id */
356 NULL, /* auth_sndr */
357 #ifdef EXPERIMENTAL_DSN
358 NULL, /* dsn_orcpt */
359 0, /* dsn_flags */
360 0, /* dsn_aware */
361 #endif
362 (uid_t)(-1), /* uid */
363 (gid_t)(-1), /* gid */
364 0, /* flags */
365 { 0 }, /* domain_cache - any larger array should be zeroed */
366 { 0 }, /* localpart_cache - ditto */
367 -1, /* mode */
368 0, /* more_errno */
369 ERRNO_UNKNOWNERROR, /* basic_errno */
370 0, /* child_count */
371 -1, /* return_file */
372 SPECIAL_NONE, /* special_action */
373 DEFER, /* transport_return */
374 { /* fields that are propagated to children */
375 NULL, /* address_data */
376 NULL, /* domain_data */
377 NULL, /* localpart_data */
378 NULL, /* errors_address */
379 NULL, /* extra_headers */
380 NULL, /* remove_headers */
381#ifdef EXPERIMENTAL_SRS
382 NULL, /* srs_sender */
383#endif
384 }
385};
386
387uschar *address_file = NULL;
388uschar *address_pipe = NULL;
389BOOL address_test_mode = FALSE;
390tree_node *addresslist_anchor = NULL;
391int addresslist_count = 0;
392gid_t *admin_groups = NULL;
393BOOL admin_user = FALSE;
394BOOL allow_auth_unadvertised= FALSE;
395BOOL allow_domain_literals = FALSE;
396BOOL allow_mx_to_ip = FALSE;
397BOOL allow_unqualified_recipient = TRUE; /* For local messages */
398BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
399BOOL allow_utf8_domains = FALSE;
400uschar *authenticated_fail_id = NULL;
401uschar *authenticated_id = NULL;
402uschar *authenticated_sender = NULL;
403BOOL authentication_failed = FALSE;
404auth_instance *auths = NULL;
405uschar *auth_advertise_hosts = US"*";
406auth_instance auth_defaults = {
407 NULL, /* chain pointer */
408 NULL, /* name */
409 NULL, /* info */
410 NULL, /* private options block pointer */
411 NULL, /* driver_name */
412 NULL, /* advertise_condition */
413 NULL, /* client_condition */
414 NULL, /* public_name */
415 NULL, /* set_id */
416 NULL, /* set_client_id */
417 NULL, /* server_mail_auth_condition */
418 NULL, /* server_debug_string */
419 NULL, /* server_condition */
420 FALSE, /* client */
421 FALSE, /* server */
422 FALSE /* advertised */
423};
424
425uschar *auth_defer_msg = US"reason not recorded";
426uschar *auth_defer_user_msg = US"";
427uschar *auth_vars[AUTH_VARS];
428int auto_thaw = 0;
429#ifdef WITH_CONTENT_SCAN
430BOOL av_failed = FALSE;
431uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
432#endif
433
434BOOL background_daemon = TRUE;
435
436#if BASE_62 == 62
437uschar *base62_chars=
438 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
439#else
440uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
441#endif
442
443uschar *bi_command = NULL;
444uschar *big_buffer = NULL;
445int big_buffer_size = BIG_BUFFER_SIZE;
446#ifdef EXPERIMENTAL_BRIGHTMAIL
447uschar *bmi_alt_location = NULL;
448uschar *bmi_base64_tracker_verdict = NULL;
449uschar *bmi_base64_verdict = NULL;
450uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
451int bmi_deliver = 1;
452int bmi_run = 0;
453uschar *bmi_verdicts = NULL;
454#endif
455int body_linecount = 0;
456int body_zerocount = 0;
457uschar *bounce_message_file = NULL;
458uschar *bounce_message_text = NULL;
459uschar *bounce_recipient = NULL;
460BOOL bounce_return_body = TRUE;
461BOOL bounce_return_message = TRUE;
462int bounce_return_size_limit = 100*1024;
463uschar *bounce_sender_authentication = NULL;
464int bsmtp_transaction_linecount = 0;
465
466int callout_cache_domain_positive_expire = 7*24*60*60;
467int callout_cache_domain_negative_expire = 3*60*60;
468int callout_cache_positive_expire = 24*60*60;
469int callout_cache_negative_expire = 2*60*60;
470uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
471uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
472int check_log_inodes = 0;
473int check_log_space = 0;
474BOOL check_rfc2047_length = TRUE;
475int check_spool_inodes = 0;
476int check_spool_space = 0;
477uschar *client_authenticator = NULL;
478uschar *client_authenticated_id = NULL;
479uschar *client_authenticated_sender = NULL;
480int clmacro_count = 0;
481uschar *clmacros[MAX_CLMACROS];
482BOOL config_changed = FALSE;
483FILE *config_file = NULL;
484uschar *config_filename = NULL;
485int config_lineno = 0;
486#ifdef CONFIGURE_GROUP
487gid_t config_gid = CONFIGURE_GROUP;
488#endif
489uschar *config_main_filelist = US CONFIGURE_FILE
490 "\0<-----------Space to patch configure_filename->";
491uschar *config_main_filename = NULL;
492
493#ifdef CONFIGURE_OWNER
494uid_t config_uid = CONFIGURE_OWNER;
495#endif
496
497int connection_max_messages= -1;
498uschar *continue_hostname = NULL;
499uschar *continue_host_address = NULL;
500BOOL continue_more = FALSE;
501int continue_sequence = 1;
502uschar *continue_transport = NULL;
503
504uschar *csa_status = NULL;
505BOOL cutthrough_delivery = FALSE;
506int cutthrough_fd = -1;
507
508BOOL daemon_listen = FALSE;
509uschar *daemon_smtp_port = US"smtp";
510int daemon_startup_retries = 9;
511int daemon_startup_sleep = 30;
512
513#ifdef EXPERIMENTAL_DCC
514BOOL dcc_direct_add_header = FALSE;
515uschar *dcc_header = NULL;
516uschar *dcc_result = NULL;
517uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
518uschar *dccifd_options = US"header";
519#endif
520
521BOOL debug_daemon = FALSE;
522int debug_fd = -1;
523FILE *debug_file = NULL;
524bit_table debug_options[] = {
525 { US"acl", D_acl },
526 { US"all", D_all },
527 { US"auth", D_auth },
528 { US"deliver", D_deliver },
529 { US"dns", D_dns },
530 { US"dnsbl", D_dnsbl },
531 { US"exec", D_exec },
532 { US"expand", D_expand },
533 { US"filter", D_filter },
534 { US"hints_lookup", D_hints_lookup },
535 { US"host_lookup", D_host_lookup },
536 { US"ident", D_ident },
537 { US"interface", D_interface },
538 { US"lists", D_lists },
539 { US"load", D_load },
540 { US"local_scan", D_local_scan },
541 { US"lookup", D_lookup },
542 { US"memory", D_memory },
543 { US"pid", D_pid },
544 { US"process_info", D_process_info },
545 { US"queue_run", D_queue_run },
546 { US"receive", D_receive },
547 { US"resolver", D_resolver },
548 { US"retry", D_retry },
549 { US"rewrite", D_rewrite },
550 { US"route", D_route },
551 { US"timestamp", D_timestamp },
552 { US"tls", D_tls },
553 { US"transport", D_transport },
554 { US"uid", D_uid },
555 { US"verify", D_verify }
556};
557int debug_options_count = sizeof(debug_options)/sizeof(bit_table);
558unsigned int debug_selector = 0;
559int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
560uschar *delay_warning_condition=
561 US"${if or {"
562 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
563 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
564 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
565 "} {no}{yes}}";
566BOOL delivery_date_remove = TRUE;
567uschar *deliver_address_data = NULL;
568int deliver_datafile = -1;
569uschar *deliver_domain = NULL;
570uschar *deliver_domain_data = NULL;
571uschar *deliver_domain_orig = NULL;
572uschar *deliver_domain_parent = NULL;
573BOOL deliver_drop_privilege = FALSE;
574BOOL deliver_firsttime = FALSE;
575BOOL deliver_force = FALSE;
576BOOL deliver_freeze = FALSE;
577time_t deliver_frozen_at = 0;
578uschar *deliver_home = NULL;
579uschar *deliver_host = NULL;
580uschar *deliver_host_address = NULL;
581uschar *deliver_in_buffer = NULL;
582ino_t deliver_inode = 0;
583uschar *deliver_localpart = NULL;
584uschar *deliver_localpart_data = NULL;
585uschar *deliver_localpart_orig = NULL;
586uschar *deliver_localpart_parent = NULL;
587uschar *deliver_localpart_prefix = NULL;
588uschar *deliver_localpart_suffix = NULL;
589BOOL deliver_force_thaw = FALSE;
590BOOL deliver_manual_thaw = FALSE;
591uschar *deliver_out_buffer = NULL;
592int deliver_queue_load_max = -1;
593address_item *deliver_recipients = NULL;
594uschar *deliver_selectstring = NULL;
595BOOL deliver_selectstring_regex = FALSE;
596uschar *deliver_selectstring_sender = NULL;
597BOOL deliver_selectstring_sender_regex = FALSE;
598#ifdef WITH_OLD_DEMIME
599int demime_errorlevel = 0;
600int demime_ok = 0;
601uschar *demime_reason = NULL;
602#endif
603BOOL disable_callout_flush = FALSE;
604BOOL disable_delay_flush = FALSE;
605#ifdef ENABLE_DISABLE_FSYNC
606BOOL disable_fsync = FALSE;
607#endif
608BOOL disable_ipv6 = FALSE;
609BOOL disable_logging = FALSE;
610
611#ifndef DISABLE_DKIM
612uschar *dkim_cur_signer = NULL;
613uschar *dkim_signers = NULL;
614uschar *dkim_signing_domain = NULL;
615uschar *dkim_signing_selector = NULL;
616uschar *dkim_verify_signers = US"$dkim_signers";
617BOOL dkim_collect_input = FALSE;
618BOOL dkim_disable_verify = FALSE;
619#endif
620#ifdef EXPERIMENTAL_DMARC
621BOOL dmarc_has_been_checked = FALSE;
622uschar *dmarc_ar_header = NULL;
623uschar *dmarc_domain_policy = NULL;
624uschar *dmarc_forensic_sender = NULL;
625uschar *dmarc_history_file = NULL;
626uschar *dmarc_status = NULL;
627uschar *dmarc_status_text = NULL;
628uschar *dmarc_tld_file = NULL;
629uschar *dmarc_used_domain = NULL;
630BOOL dmarc_disable_verify = FALSE;
631BOOL dmarc_enable_forensic = FALSE;
632#endif
633
634uschar *dns_again_means_nonexist = NULL;
635int dns_csa_search_limit = 5;
636BOOL dns_csa_use_reverse = TRUE;
637uschar *dns_ipv4_lookup = NULL;
638int dns_retrans = 0;
639int dns_retry = 0;
640int dns_dnssec_ok = -1; /* <0 = not coerced */
641int dns_use_edns0 = -1; /* <0 = not coerced */
642uschar *dnslist_domain = NULL;
643uschar *dnslist_matched = NULL;
644uschar *dnslist_text = NULL;
645uschar *dnslist_value = NULL;
646tree_node *domainlist_anchor = NULL;
647int domainlist_count = 0;
648BOOL dont_deliver = FALSE;
649BOOL dot_ends = TRUE;
650BOOL drop_cr = FALSE; /* No longer used */
651uschar *dsn_from = US DEFAULT_DSN_FROM;
652
653BOOL enable_dollar_recipients = FALSE;
654BOOL envelope_to_remove = TRUE;
655int errno_quota = ERRNO_QUOTA;
656uschar *errors_copy = NULL;
657int error_handling = ERRORS_SENDER;
658uschar *errors_reply_to = NULL;
659int errors_sender_rc = EXIT_FAILURE;
660
661gid_t exim_gid = EXIM_GID;
662BOOL exim_gid_set = TRUE; /* This gid is always set */
663uschar *exim_path = US BIN_DIRECTORY "/exim"
664 "\0<---------------Space to patch exim_path->";
665uid_t exim_uid = EXIM_UID;
666BOOL exim_uid_set = TRUE; /* This uid is always set */
667int expand_forbid = 0;
668int expand_nlength[EXPAND_MAXN+1];
669int expand_nmax = -1;
670uschar *expand_nstring[EXPAND_MAXN+1];
671BOOL expand_string_forcedfail = FALSE;
672uschar *expand_string_message;
673BOOL extract_addresses_remove_arguments = TRUE;
674uschar *extra_local_interfaces = NULL;
675
676int fake_response = OK;
677uschar *fake_response_text = US"Your message has been rejected but is "
678 "being kept for evaluation.\nIf it was a "
679 "legitimate message, it may still be "
680 "delivered to the target recipient(s).";
681int filter_n[FILTER_VARIABLE_COUNT];
682BOOL filter_running = FALSE;
683int filter_sn[FILTER_VARIABLE_COUNT];
684int filter_test = FTEST_NONE;
685uschar *filter_test_sfile = NULL;
686uschar *filter_test_ufile = NULL;
687uschar *filter_thisaddress = NULL;
688int finduser_retries = 0;
689#ifdef WITH_OLD_DEMIME
690uschar *found_extension = NULL;
691#endif
692uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
693uschar *freeze_tell = NULL;
694uschar *freeze_tell_config = NULL;
695uschar *fudged_queue_times = US"";
696
697uschar *gecos_name = NULL;
698uschar *gecos_pattern = NULL;
699rewrite_rule *global_rewrite_rules = NULL;
700
701uschar *headers_charset = US HEADERS_CHARSET;
702int header_insert_maxlen = 64 * 1024;
703header_line *header_last = NULL;
704header_line *header_list = NULL;
705int header_maxsize = HEADER_MAXSIZE;
706int header_line_maxsize = 0;
707
708header_name header_names[] = {
709 { US"bcc", 3, TRUE, htype_bcc },
710 { US"cc", 2, TRUE, htype_cc },
711 { US"date", 4, TRUE, htype_date },
712 { US"delivery-date", 13, FALSE, htype_delivery_date },
713 { US"envelope-to", 11, FALSE, htype_envelope_to },
714 { US"from", 4, TRUE, htype_from },
715 { US"message-id", 10, TRUE, htype_id },
716 { US"received", 8, FALSE, htype_received },
717 { US"reply-to", 8, FALSE, htype_reply_to },
718 { US"return-path", 11, FALSE, htype_return_path },
719 { US"sender", 6, TRUE, htype_sender },
720 { US"subject", 7, FALSE, htype_subject },
721 { US"to", 2, TRUE, htype_to }
722};
723
724int header_names_size = sizeof(header_names)/sizeof(header_name);
725
726BOOL header_rewritten = FALSE;
727uschar *helo_accept_junk_hosts = NULL;
728uschar *helo_allow_chars = US"";
729uschar *helo_lookup_domains = US"@ : @[]";
730uschar *helo_try_verify_hosts = NULL;
731BOOL helo_verified = FALSE;
732BOOL helo_verify_failed = FALSE;
733uschar *helo_verify_hosts = NULL;
734const uschar *hex_digits = CUS"0123456789abcdef";
735uschar *hold_domains = NULL;
736BOOL host_checking = FALSE;
737BOOL host_checking_callout = FALSE;
738uschar *host_data = NULL;
739BOOL host_find_failed_syntax= FALSE;
740uschar *host_lookup = NULL;
741BOOL host_lookup_deferred = FALSE;
742BOOL host_lookup_failed = FALSE;
743uschar *host_lookup_order = US"bydns:byaddr";
744uschar *host_lookup_msg = US"";
745int host_number = 0;
746uschar *host_number_string = NULL;
747uschar *host_reject_connection = NULL;
748tree_node *hostlist_anchor = NULL;
749int hostlist_count = 0;
750uschar *hosts_treat_as_local = NULL;
751uschar *hosts_connection_nolog = NULL;
752
753int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
754BOOL ignore_fromline_local = FALSE;
755uschar *ignore_fromline_hosts = NULL;
756BOOL inetd_wait_mode = FALSE;
757int inetd_wait_timeout = -1;
758uschar *interface_address = NULL;
759int interface_port = -1;
760BOOL is_inetd = FALSE;
761uschar *iterate_item = NULL;
762
763int journal_fd = -1;
764
188b6fee
CE		 765uschar *keep_environment = NULL;
766
420a0d19
CE		 767int keep_malformed = 4*24*60*60; /* 4 days */
768
769uschar *eldap_dn = NULL;
770int load_average = -2;
771BOOL local_error_message = FALSE;
772BOOL local_from_check = TRUE;
773uschar *local_from_prefix = NULL;
774uschar *local_from_suffix = NULL;
775
776#if HAVE_IPV6
777uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
778#else
779uschar *local_interfaces = US"0.0.0.0";
780#endif
781
782uschar *local_scan_data = NULL;
783int local_scan_timeout = 5*60;
784BOOL local_sender_retain = FALSE;
785gid_t local_user_gid = (gid_t)(-1);
786uid_t local_user_uid = (uid_t)(-1);
787
788tree_node *localpartlist_anchor= NULL;
789int localpartlist_count = 0;
790uschar *log_buffer = NULL;
791unsigned int log_extra_selector = LX_default;
792uschar *log_file_path = US LOG_FILE_PATH
793 "\0<--------------Space to patch log_file_path->";
794
795/* Those log options with L_xxx identifiers have values less than 0x800000 and
796are the ones that get put into log_write_selector. They can be used in calls to
797log_write() to test for the bit. The options with LX_xxx identifiers have
798values greater than 0x80000000 and are put into log_extra_selector (without the
799top bit). They are never used in calls to log_write(), but are tested
800independently. This separation became necessary when the number of log
801selectors was getting close to filling a 32-bit word. */
802
803/* Note that this list must be in alphabetical order. */
804
805bit_table log_options[] = {
806 { US"8bitmime", LX_8bitmime },
807 { US"acl_warn_skipped", LX_acl_warn_skipped },
808 { US"address_rewrite", L_address_rewrite },
809 { US"all", L_all },
810 { US"all_parents", L_all_parents },
811 { US"arguments", LX_arguments },
812 { US"connection_reject", L_connection_reject },
813 { US"delay_delivery", L_delay_delivery },
814 { US"deliver_time", LX_deliver_time },
815 { US"delivery_size", LX_delivery_size },
816 { US"dnslist_defer", L_dnslist_defer },
817 { US"etrn", L_etrn },
818 { US"host_lookup_failed", L_host_lookup_failed },
819 { US"ident_timeout", LX_ident_timeout },
820 { US"incoming_interface", LX_incoming_interface },
821 { US"incoming_port", LX_incoming_port },
822 { US"lost_incoming_connection", L_lost_incoming_connection },
823 { US"outgoing_port", LX_outgoing_port },
824 { US"pid", LX_pid },
825#ifdef EXPERIMENTAL_PROXY
826 { US"proxy", LX_proxy },
827#endif
828 { US"queue_run", L_queue_run },
829 { US"queue_time", LX_queue_time },
830 { US"queue_time_overall", LX_queue_time_overall },
831 { US"received_recipients", LX_received_recipients },
832 { US"received_sender", LX_received_sender },
833 { US"rejected_header", LX_rejected_header },
834 { US"rejected_headers", LX_rejected_header },
835 { US"retry_defer", L_retry_defer },
836 { US"return_path_on_delivery", LX_return_path_on_delivery },
837 { US"sender_on_delivery", LX_sender_on_delivery },
838 { US"sender_verify_fail", LX_sender_verify_fail },
839 { US"size_reject", L_size_reject },
840 { US"skip_delivery", L_skip_delivery },
841 { US"smtp_confirmation", LX_smtp_confirmation },
842 { US"smtp_connection", L_smtp_connection },
843 { US"smtp_incomplete_transaction", L_smtp_incomplete_transaction },
844 { US"smtp_mailauth", LX_smtp_mailauth },
845 { US"smtp_no_mail", LX_smtp_no_mail },
846 { US"smtp_protocol_error", L_smtp_protocol_error },
847 { US"smtp_syntax_error", L_smtp_syntax_error },
848 { US"subject", LX_subject },
849 { US"tls_certificate_verified", LX_tls_certificate_verified },
850 { US"tls_cipher", LX_tls_cipher },
851 { US"tls_peerdn", LX_tls_peerdn },
852 { US"tls_sni", LX_tls_sni },
853 { US"unknown_in_list", LX_unknown_in_list }
854};
855
856int log_options_count = sizeof(log_options)/sizeof(bit_table);
857int log_reject_target = 0;
858uschar *log_selector_string = NULL;
859FILE *log_stderr = NULL;
860BOOL log_testing_mode = FALSE;
861BOOL log_timezone = FALSE;
862unsigned int log_write_selector= L_default;
863uschar *login_sender_address = NULL;
864uschar *lookup_dnssec_authenticated = NULL;
865int lookup_open_max = 25;
866uschar *lookup_value = NULL;
867
868macro_item *macros = NULL;
869uschar *mailstore_basename = NULL;
870#ifdef WITH_CONTENT_SCAN
871uschar *malware_name = NULL; /* Virus Name */
872#endif
873int max_received_linelength= 0;
874int max_username_length = 0;
875int message_age = 0;
876uschar *message_body = NULL;
877uschar *message_body_end = NULL;
878BOOL message_body_newlines = FALSE;
879int message_body_size = 0;
880int message_body_visible = 500;
881int message_ended = END_NOTSTARTED;
882uschar *message_headers = NULL;
883uschar *message_id;
884uschar *message_id_domain = NULL;
885uschar *message_id_text = NULL;
886struct timeval message_id_tv = { 0, 0 };
887uschar message_id_option[MESSAGE_ID_LENGTH + 3];
888uschar *message_id_external;
889int message_linecount = 0;
890BOOL message_logs = TRUE;
891int message_size = 0;
892uschar *message_size_limit = US"50M";
893uschar message_subdir[2] = { 0, 0 };
894uschar *message_reference = NULL;
895
896/* MIME ACL expandables */
897#ifdef WITH_CONTENT_SCAN
898int mime_anomaly_level = 0;
899const uschar *mime_anomaly_text = NULL;
900uschar *mime_boundary = NULL;
901uschar *mime_charset = NULL;
902uschar *mime_content_description = NULL;
903uschar *mime_content_disposition = NULL;
904uschar *mime_content_id = NULL;
905unsigned int mime_content_size = 0;
906uschar *mime_content_transfer_encoding = NULL;
907uschar *mime_content_type = NULL;
908uschar *mime_decoded_filename = NULL;
909uschar *mime_filename = NULL;
910int mime_is_multipart = 0;
911int mime_is_coverletter = 0;
912int mime_is_rfc822 = 0;
913int mime_part_count = -1;
914#endif
915
916BOOL mua_wrapper = FALSE;
917
918uid_t *never_users = NULL;
919#ifdef WITH_CONTENT_SCAN
920BOOL no_mbox_unspool = FALSE;
921#endif
922BOOL no_multiline_responses = FALSE;
923
924uid_t original_euid;
925gid_t originator_gid;
926uschar *originator_login = NULL;
927uschar *originator_name = NULL;
928uid_t originator_uid;
929uschar *override_local_interfaces = NULL;
930uschar *override_pid_file_path = NULL;
931
932BOOL parse_allow_group = FALSE;
933BOOL parse_found_group = FALSE;
934uschar *percent_hack_domains = NULL;
935uschar *pid_file_path = US PID_FILE_PATH
936 "\0<--------------Space to patch pid_file_path->";
937BOOL pipelining_enable = TRUE;
938uschar *pipelining_advertise_hosts = US"*";
939BOOL preserve_message_logs = FALSE;
940uschar *primary_hostname = NULL;
941BOOL print_topbitchars = FALSE;
942uschar process_info[PROCESS_INFO_SIZE];
943int process_info_len = 0;
944uschar *process_log_path = NULL;
945BOOL prod_requires_admin = TRUE;
946
947#ifdef EXPERIMENTAL_PROXY
948uschar *proxy_host_address = US"";
949int proxy_host_port = 0;
950uschar *proxy_required_hosts = US"";
951BOOL proxy_session = FALSE;
952BOOL proxy_session_failed = FALSE;
953uschar *proxy_target_address = US"";
954int proxy_target_port = 0;
955#endif
956
957uschar *prvscheck_address = NULL;
958uschar *prvscheck_keynum = NULL;
959uschar *prvscheck_result = NULL;
960
961
962uschar *qualify_domain_recipient = NULL;
963uschar *qualify_domain_sender = NULL;
964BOOL queue_2stage = FALSE;
965uschar *queue_domains = NULL;
966int queue_interval = -1;
967BOOL queue_list_requires_admin = TRUE;
968BOOL queue_only = FALSE;
969uschar *queue_only_file = NULL;
970int queue_only_load = -1;
971BOOL queue_only_load_latch = TRUE;
972BOOL queue_only_override = TRUE;
973BOOL queue_only_policy = FALSE;
974BOOL queue_run_first_delivery = FALSE;
975BOOL queue_run_force = FALSE;
976BOOL queue_run_in_order = FALSE;
977BOOL queue_run_local = FALSE;
978int queue_run_max = 5;
979pid_t queue_run_pid = (pid_t)0;
980int queue_run_pipe = -1;
981BOOL queue_running = FALSE;
982BOOL queue_smtp = FALSE;
983uschar *queue_smtp_domains = NULL;
984
985unsigned int random_seed = 0;
986tree_node *ratelimiters_cmd = NULL;
987tree_node *ratelimiters_conn = NULL;
988tree_node *ratelimiters_mail = NULL;
989uschar *raw_active_hostname = NULL;
990uschar *raw_sender = NULL;
991uschar **raw_recipients = NULL;
992int raw_recipients_count = 0;
993
994int rcpt_count = 0;
995int rcpt_fail_count = 0;
996int rcpt_defer_count = 0;
997gid_t real_gid;
998uid_t real_uid;
999BOOL really_exim = TRUE;
1000BOOL receive_call_bombout = FALSE;
1001int receive_linecount = 0;
1002int receive_messagecount = 0;
1003int receive_timeout = 0;
1004int received_count = 0;
1005uschar *received_for = NULL;
1006
1007/* This is the default text for Received headers generated by Exim. The
1008date will be automatically added on the end. */
1009
1010uschar *received_header_text = US
1011 "Received: "
1012 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1013 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
1014 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1015 "by $primary_hostname "
1016 "${if def:received_protocol {with $received_protocol}} "
1017 #ifdef SUPPORT_TLS
1018 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1019 #endif
1020 "(Exim $version_number)\n\t"
1021 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1022 "id $message_exim_id"
1023 "${if def:received_for {\n\tfor $received_for}}"
1024 "\0<---------------Space to patch received_header_text->";
1025
1026int received_headers_max = 30;
1027uschar *received_protocol = NULL;
1028int received_time = 0;
1029uschar *recipient_data = NULL;
1030uschar *recipient_unqualified_hosts = NULL;
1031uschar *recipient_verify_failure = NULL;
1032int recipients_count = 0;
1033BOOL recipients_discarded = FALSE;
1034recipient_item *recipients_list = NULL;
1035int recipients_list_max = 0;
1036int recipients_max = 0;
1037BOOL recipients_max_reject = FALSE;
1038const pcre *regex_AUTH = NULL;
1039const pcre *regex_check_dns_names = NULL;
1040const pcre *regex_From = NULL;
1041const pcre *regex_IGNOREQUOTA = NULL;
1042const pcre *regex_PIPELINING = NULL;
1043const pcre *regex_SIZE = NULL;
1044const pcre *regex_smtp_code = NULL;
1045const pcre *regex_ismsgid = NULL;
1046#ifdef WHITELIST_D_MACROS
1047const pcre *regex_whitelisted_macro = NULL;
1048#endif
1049#ifdef WITH_CONTENT_SCAN
1050uschar *regex_match_string = NULL;
1051#endif
1052int remote_delivery_count = 0;
1053int remote_max_parallel = 2;
1054uschar *remote_sort_domains = NULL;
1055int retry_data_expire = 7*24*60*60;
1056int retry_interval_max = 24*60*60;
1057int retry_maximum_timeout = 0; /* set from retry config */
1058retry_config *retries = NULL;
1059uschar *return_path = NULL;
1060BOOL return_path_remove = TRUE;
1061int rewrite_existflags = 0;
1062uschar *rfc1413_hosts = US"*";
1063int rfc1413_query_timeout = 5;
1064/* BOOL rfc821_domains = FALSE; <<< on the way out */
1065uid_t root_gid = ROOT_GID;
1066uid_t root_uid = ROOT_UID;
1067
1068router_instance *routers = NULL;
1069router_instance router_defaults = {
1070 NULL, /* chain pointer */
1071 NULL, /* name */
1072 NULL, /* info */
1073 NULL, /* private options block pointer */
1074 NULL, /* driver name */
1075
1076 NULL, /* address_data */
1077#ifdef EXPERIMENTAL_BRIGHTMAIL
1078 NULL, /* bmi_rule */
1079#endif
1080 NULL, /* cannot_route_message */
1081 NULL, /* condition */
1082 NULL, /* current_directory */
1083 NULL, /* debug_string */
1084 NULL, /* domains */
1085 NULL, /* errors_to */
1086 NULL, /* expand_gid */
1087 NULL, /* expand_uid */
1088 NULL, /* expand_more */
1089 NULL, /* expand_unseen */
1090 NULL, /* extra_headers */
1091 NULL, /* fallback_hosts */
1092 NULL, /* home_directory */
1093 NULL, /* ignore_target_hosts */
1094 NULL, /* local_parts */
1095 NULL, /* pass_router_name */
1096 NULL, /* prefix */
1097 NULL, /* redirect_router_name */
1098 NULL, /* remove_headers */
1099 NULL, /* require_files */
1100 NULL, /* router_home_directory */
1101 US"freeze", /* self */
1102 NULL, /* senders */
1103 NULL, /* suffix */
1104 NULL, /* translate_ip_address */
1105 NULL, /* transport_name */
1106
1107 TRUE, /* address_test */
1108#ifdef EXPERIMENTAL_BRIGHTMAIL
1109 FALSE, /* bmi_deliver_alternate */
1110 FALSE, /* bmi_deliver_default */
1111 FALSE, /* bmi_dont_deliver */
1112#endif
1113 TRUE, /* expn */
1114 FALSE, /* caseful_local_part */
1115 FALSE, /* check_local_user */
1116 FALSE, /* disable_logging */
1117 FALSE, /* fail_verify_recipient */
1118 FALSE, /* fail_verify_sender */
1119 FALSE, /* gid_set */
1120 FALSE, /* initgroups */
1121 TRUE_UNSET, /* log_as_local */
1122 TRUE, /* more */
1123 FALSE, /* pass_on_timeout */
1124 FALSE, /* prefix_optional */
1125 TRUE, /* repeat_use */
1126 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1127 FALSE, /* same_domain_copy_routing */
1128 FALSE, /* self_rewrite */
1129 FALSE, /* suffix_optional */
1130 FALSE, /* verify_only */
1131 TRUE, /* verify_recipient */
1132 TRUE, /* verify_sender */
1133 FALSE, /* uid_set */
1134 FALSE, /* unseen */
1135#ifdef EXPERIMENTAL_DSN
1136 FALSE, /* dsn_lasthop */
1137#endif
1138
1139 self_freeze, /* self_code */
1140 (uid_t)(-1), /* uid */
1141 (gid_t)(-1), /* gid */
1142
1143 NULL, /* fallback_hostlist */
1144 NULL, /* transport instance */
1145 NULL, /* pass_router */
1146 NULL /* redirect_router */
1147};
1148
1149uschar *router_name = NULL;
1150
1151ip_address_item *running_interfaces = NULL;
1152BOOL running_in_test_harness = FALSE;
1153
1154/* This is a weird one. The following string gets patched in the binary by the
1155script that sets up a copy of Exim for running in the test harness. It seems
1156that compilers are now clever, and share constant strings if they can.
1157Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1158make use of the end of this string in order to save space. So the patching then
1159wrecks this. We defeat this optimization by adding some additional characters
1160onto the end of the string. */
1161
1162uschar *running_status = US">>>running<<<" "\0EXTRA";
1163
1164int runrc = 0;
1165
1166uschar *search_error_message = NULL;
1167BOOL search_find_defer = FALSE;
1168uschar *self_hostname = NULL;
1169uschar *sender_address = NULL;
1170unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1171uschar *sender_address_data = NULL;
1172BOOL sender_address_forced = FALSE;
1173uschar *sender_address_unrewritten = NULL;
1174uschar *sender_data = NULL;
1175unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1176uschar *sender_fullhost = NULL;
1177uschar *sender_helo_name = NULL;
1178uschar **sender_host_aliases = &no_aliases;
1179uschar *sender_host_address = NULL;
1180uschar *sender_host_authenticated = NULL;
1181unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1182BOOL sender_host_dnssec = FALSE;
1183uschar *sender_host_name = NULL;
1184int sender_host_port = 0;
1185BOOL sender_host_notsocket = FALSE;
1186BOOL sender_host_unknown = FALSE;
1187uschar *sender_ident = NULL;
1188BOOL sender_local = FALSE;
1189BOOL sender_name_forced = FALSE;
1190uschar *sender_rate = NULL;
1191uschar *sender_rate_limit = NULL;
1192uschar *sender_rate_period = NULL;
1193uschar *sender_rcvhost = NULL;
1194BOOL sender_set_untrusted = FALSE;
1195uschar *sender_unqualified_hosts = NULL;
1196uschar *sender_verify_failure = NULL;
1197address_item *sender_verified_list = NULL;
1198address_item *sender_verified_failed = NULL;
1199int sender_verified_rc = -1;
1200BOOL sender_verified_responded = FALSE;
1201uschar *sending_ip_address = NULL;
1202int sending_port = -1;
1203SIGNAL_BOOL sigalrm_seen = FALSE;
1204uschar **sighup_argv = NULL;
1205int smtp_accept_count = 0;
1206BOOL smtp_accept_keepalive = TRUE;
1207int smtp_accept_max = 20;
1208int smtp_accept_max_nonmail= 10;
1209uschar *smtp_accept_max_nonmail_hosts = US"*";
1210int smtp_accept_max_per_connection = 1000;
1211uschar *smtp_accept_max_per_host = NULL;
1212int smtp_accept_queue = 0;
1213int smtp_accept_queue_per_connection = 10;
1214int smtp_accept_reserve = 0;
1215uschar *smtp_active_hostname = NULL;
1216BOOL smtp_authenticated = FALSE;
1217uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1218 "Exim $version_number $tod_full"
1219 "\0<---------------Space to patch smtp_banner->";
1220BOOL smtp_batched_input = FALSE;
1221BOOL smtp_check_spool_space = TRUE;
1222int smtp_ch_index = 0;
1223uschar *smtp_cmd_argument = NULL;
1224uschar *smtp_cmd_buffer = NULL;
1225time_t smtp_connection_start = 0;
1226uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1227int smtp_connect_backlog = 20;
1228double smtp_delay_mail = 0.0;
1229double smtp_delay_rcpt = 0.0;
1230BOOL smtp_enforce_sync = TRUE;
1231FILE *smtp_in = NULL;
1232BOOL smtp_input = FALSE;
1233int smtp_load_reserve = -1;
1234int smtp_mailcmd_count = 0;
1235FILE *smtp_out = NULL;
1236uschar *smtp_etrn_command = NULL;
1237BOOL smtp_etrn_serialize = TRUE;
1238int smtp_max_synprot_errors= 3;
1239int smtp_max_unknown_commands = 3;
1240uschar *smtp_notquit_reason = NULL;
1241uschar *smtp_ratelimit_hosts = NULL;
1242uschar *smtp_ratelimit_mail = NULL;
1243uschar *smtp_ratelimit_rcpt = NULL;
1244uschar *smtp_read_error = US"";
1245int smtp_receive_timeout = 5*60;
1246uschar *smtp_reserve_hosts = NULL;
1247BOOL smtp_return_error_details = FALSE;
1248int smtp_rlm_base = 0;
1249double smtp_rlm_factor = 0.0;
1250int smtp_rlm_limit = 0;
1251int smtp_rlm_threshold = INT_MAX;
1252int smtp_rlr_base = 0;
1253double smtp_rlr_factor = 0.0;
1254int smtp_rlr_limit = 0;
1255int smtp_rlr_threshold = INT_MAX;
1256BOOL smtp_use_pipelining = FALSE;
1257BOOL smtp_use_size = FALSE;
1258
1259#ifdef WITH_CONTENT_SCAN
1260uschar *spamd_address = US"127.0.0.1 783";
1261uschar *spam_bar = NULL;
1262uschar *spam_report = NULL;
1263uschar *spam_score = NULL;
1264uschar *spam_score_int = NULL;
1265#endif
1266#ifdef EXPERIMENTAL_SPF
1267uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
1268uschar *spf_header_comment = NULL;
1269uschar *spf_received = NULL;
1270uschar *spf_result = NULL;
1271uschar *spf_smtp_comment = NULL;
1272#endif
1273
1274BOOL split_spool_directory = FALSE;
1275uschar *spool_directory = US SPOOL_DIRECTORY
1276 "\0<--------------Space to patch spool_directory->";
1277#ifdef EXPERIMENTAL_SRS
1278uschar *srs_config = NULL;
1279uschar *srs_db_address = NULL;
1280uschar *srs_db_key = NULL;
1281int srs_hashlength = 6;
1282int srs_hashmin = -1;
1283int srs_maxage = 31;
1284uschar *srs_orig_recipient = NULL;
1285uschar *srs_orig_sender = NULL;
1286uschar *srs_recipient = NULL;
1287uschar *srs_secrets = NULL;
1288uschar *srs_status = NULL;
1289BOOL srs_usehash = TRUE;
1290BOOL srs_usetimestamp = TRUE;
1291#endif
1292BOOL strict_acl_vars = FALSE;
1293int string_datestamp_offset= -1;
1294int string_datestamp_length= 0;
1295int string_datestamp_type = -1;
1296BOOL strip_excess_angle_brackets = FALSE;
1297BOOL strip_trailing_dot = FALSE;
1298uschar *submission_domain = NULL;
1299BOOL submission_mode = FALSE;
1300uschar *submission_name = NULL;
1301BOOL suppress_local_fixups = FALSE;
1302BOOL suppress_local_fixups_default = FALSE;
1303BOOL synchronous_delivery = FALSE;
1304BOOL syslog_duplication = TRUE;
1305int syslog_facility = LOG_MAIL;
1306uschar *syslog_processname = US"exim";
1307BOOL syslog_timestamp = TRUE;
1308uschar *system_filter = NULL;
1309
1310uschar *system_filter_directory_transport = NULL;
1311uschar *system_filter_file_transport = NULL;
1312uschar *system_filter_pipe_transport = NULL;
1313uschar *system_filter_reply_transport = NULL;
1314
1315gid_t system_filter_gid = 0;
1316BOOL system_filter_gid_set = FALSE;
1317uid_t system_filter_uid = (uid_t)-1;
1318BOOL system_filter_uid_set = FALSE;
1319BOOL system_filtering = FALSE;
1320
1321BOOL tcp_nodelay = TRUE;
1322#ifdef USE_TCP_WRAPPERS
1323uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1324#endif
1325int test_harness_load_avg = 0;
1326int thismessage_size_limit = 0;
1327int timeout_frozen_after = 0;
1328BOOL timestamps_utc = FALSE;
1329
1330#ifdef EXPERIMENTAL_TPDA
1331int tpda_defer_errno = 0;
1332uschar *tpda_defer_errstr = NULL;
1333uschar *tpda_delivery_ip = NULL;
1334int tpda_delivery_port = 0;
1335uschar *tpda_delivery_fqdn = NULL;
1336uschar *tpda_delivery_local_part= NULL;
1337uschar *tpda_delivery_domain = NULL;
1338uschar *tpda_delivery_confirmation = NULL;
1339#endif
1340
1341transport_instance *transports = NULL;
1342
1343transport_instance transport_defaults = {
1344 NULL, /* chain pointer */
1345 NULL, /* name */
1346 NULL, /* info */
1347 NULL, /* private options block pointer */
1348 NULL, /* driver name */
1349 NULL, /* setup entry point */
1350 1, /* batch_max */
1351 NULL, /* batch_id */
1352 NULL, /* home_dir */
1353 NULL, /* current_dir */
1354 TRUE, /* multi-domain */
1355 FALSE, /* overrides_hosts */
1356 100, /* max_addresses */
1357 500, /* connection_max_messages */
1358 FALSE, /* deliver_as_creator */
1359 FALSE, /* disable_logging */
1360 FALSE, /* initgroups */
1361 FALSE, /* uid_set */
1362 FALSE, /* gid_set */
1363 (uid_t)(-1), /* uid */
1364 (gid_t)(-1), /* gid */
1365 NULL, /* expand_uid */
1366 NULL, /* expand_gid */
1367 NULL, /* warn_message */
1368 NULL, /* shadow */
1369 NULL, /* shadow_condition */
1370 NULL, /* filter_command */
1371 NULL, /* add_headers */
1372 NULL, /* remove_headers */
1373 NULL, /* return_path */
1374 NULL, /* debug_string */
1375 NULL, /* message_size_limit */
1376 NULL, /* headers_rewrite */
1377 NULL, /* rewrite_rules */
1378 0, /* rewrite_existflags */
1379 300, /* filter_timeout */
1380 FALSE, /* body_only */
1381 FALSE, /* delivery_date_add */
1382 FALSE, /* envelope_to_add */
1383 FALSE, /* headers_only */
1384 FALSE, /* rcpt_include_affixes */
1385 FALSE, /* return_path_add */
1386 FALSE, /* return_output */
1387 FALSE, /* return_fail_output */
1388 FALSE, /* log_output */
1389 FALSE, /* log_fail_output */
1390 FALSE, /* log_defer_output */
1391 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1392 1 nor 0 so can detect unset */
1393#ifdef EXPERIMENTAL_TPDA
1394 ,NULL /* tpda_delivery_action */
1395#endif
1396};
1397
1398int transport_count;
1399uschar *transport_name = NULL;
1400int transport_newlines;
1401uschar **transport_filter_argv = NULL;
1402int transport_filter_timeout;
1403BOOL transport_filter_timed_out = FALSE;
1404int transport_write_timeout= 0;
1405
1406tree_node *tree_dns_fails = NULL;
1407tree_node *tree_duplicates = NULL;
1408tree_node *tree_nonrecipients = NULL;
1409tree_node *tree_unusable = NULL;
1410
1411BOOL trusted_caller = FALSE;
1412BOOL trusted_config = TRUE;
1413gid_t *trusted_groups = NULL;
1414uid_t *trusted_users = NULL;
1415uschar *timezone_string = US TIMEZONE_DEFAULT;
1416
1417uschar *unknown_login = NULL;
1418uschar *unknown_username = NULL;
1419uschar *untrusted_set_sender = NULL;
1420
1421/* A regex for matching a "From_" line in an incoming message, in the form
1422
1423 From ph10 Fri Jan 5 12:35 GMT 1996
1424
1425which the "mail" commands send to the MTA (undocumented, of course), or in
1426the form
1427
1428 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1429
1430which is apparently used by some UUCPs, despite it not being in RFC 976.
1431Because of variations in time formats, just match up to the minutes. That
1432should be sufficient. Examples have been seen of time fields like 12:1:03,
1433so just require one digit for hours and minutes. The weekday is also absent
1434in some forms. */
1435
1436uschar *uucp_from_pattern = US
1437 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1438 "(?:" /* Non-extracting bracket */
1439 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1440 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1441 ")" /* End alternation */
1442 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1443
1444uschar *uucp_from_sender = US"$1";
1445
1446uschar *warn_message_file = NULL;
1447uschar *warnmsg_delay = NULL;
1448uschar *warnmsg_recipients = NULL;
1449BOOL write_rejectlog = TRUE;
1450
1451uschar *version_copyright =
1452 US"Copyright (c) University of Cambridge, 1995 - 2014\n"
1453 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2014";
1454uschar *version_date = US"?";
1455uschar *version_cnumber = US"????";
1456uschar *version_string = US"?";
1457
1458int warning_count = 0;
1459
1460/* End of globals.c */
exim4 packaging