Import Upstream version 4.89
[hcoop/debian/exim4.git] / src / globals.c
CommitLineData
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1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
2813c06e 5/* Copyright (c) University of Cambridge 1995 - 2017 */
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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
2813c06e 38int optionlist_auths_size = nelem(optionlist_auths);
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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;
2813c06e 52BOOL opt_perl_taintmode = FALSE;
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53#endif
54
55#ifdef EXPAND_DLFUNC
56tree_node *dlobj_anchor = NULL;
57#endif
58
59#ifdef LOOKUP_IBASE
60uschar *ibase_servers = NULL;
61#endif
62
63#ifdef LOOKUP_LDAP
64uschar *eldap_ca_cert_dir = NULL;
65uschar *eldap_ca_cert_file = NULL;
66uschar *eldap_cert_file = NULL;
67uschar *eldap_cert_key = NULL;
68uschar *eldap_cipher_suite = NULL;
69uschar *eldap_default_servers = NULL;
70uschar *eldap_require_cert = NULL;
71int eldap_version = -1;
72BOOL eldap_start_tls = FALSE;
73#endif
74
75#ifdef LOOKUP_MYSQL
76uschar *mysql_servers = NULL;
77#endif
78
79#ifdef LOOKUP_ORACLE
80uschar *oracle_servers = NULL;
81#endif
82
83#ifdef LOOKUP_PGSQL
84uschar *pgsql_servers = NULL;
85#endif
86
2813c06e 87#ifdef LOOKUP_REDIS
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88uschar *redis_servers = NULL;
89#endif
90
91#ifdef LOOKUP_SQLITE
92int sqlite_lock_timeout = 5;
93#endif
94
95#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
96BOOL move_frozen_messages = FALSE;
97#endif
98
99/* These variables are outside the #ifdef because it keeps the code less
100cluttered in several places (e.g. during logging) if we can always refer to
101them. Also, the tls_ variables are now always visible. */
102
103tls_support tls_in = {
104 -1, /* tls_active */
105 0, /* tls_bits */
106 FALSE,/* tls_certificate_verified */
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107#ifdef EXPERIMENTAL_DANE
108 FALSE,/* dane_verified */
109 0, /* tlsa_usage */
110#endif
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111 NULL, /* tls_cipher */
112 FALSE,/* tls_on_connect */
113 NULL, /* tls_on_connect_ports */
114 NULL, /* tls_ourcert */
115 NULL, /* tls_peercert */
116 NULL, /* tls_peerdn */
117 NULL, /* tls_sni */
118 0 /* tls_ocsp */
119};
120tls_support tls_out = {
121 -1, /* tls_active */
122 0, /* tls_bits */
123 FALSE,/* tls_certificate_verified */
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124#ifdef EXPERIMENTAL_DANE
125 FALSE,/* dane_verified */
126 0, /* tlsa_usage */
127#endif
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128 NULL, /* tls_cipher */
129 FALSE,/* tls_on_connect */
130 NULL, /* tls_on_connect_ports */
131 NULL, /* tls_ourcert */
132 NULL, /* tls_peercert */
133 NULL, /* tls_peerdn */
134 NULL, /* tls_sni */
135 0 /* tls_ocsp */
136};
137
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138uschar *dsn_envid = NULL;
139int dsn_ret = 0;
140const pcre *regex_DSN = NULL;
420a0d19 141uschar *dsn_advertise_hosts = NULL;
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142
143#ifdef SUPPORT_TLS
144BOOL gnutls_compat_mode = FALSE;
145BOOL gnutls_allow_auto_pkcs11 = FALSE;
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146uschar *openssl_options = NULL;
147const pcre *regex_STARTTLS = NULL;
2813c06e 148uschar *tls_advertise_hosts = US"*";
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149uschar *tls_certificate = NULL;
150uschar *tls_crl = NULL;
151/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
152that's the interop problem which has been observed: GnuTLS suggesting a higher
153bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
154int tls_dh_max_bits = 2236;
155uschar *tls_dhparam = NULL;
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156uschar *tls_eccurve = US"auto";
157# ifndef DISABLE_OCSP
420a0d19 158uschar *tls_ocsp_file = NULL;
2813c06e 159# endif
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160uschar *tls_privatekey = NULL;
161BOOL tls_remember_esmtp = FALSE;
162uschar *tls_require_ciphers = NULL;
163uschar *tls_try_verify_hosts = NULL;
2813c06e 164uschar *tls_verify_certificates= US"system";
420a0d19 165uschar *tls_verify_hosts = NULL;
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166#else /*!SUPPORT_TLS*/
167uschar *tls_advertise_hosts = NULL;
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168#endif
169
170#ifndef DISABLE_PRDR
171/* Per Recipient Data Response variables */
172BOOL prdr_enable = FALSE;
173BOOL prdr_requested = FALSE;
174const pcre *regex_PRDR = NULL;
175#endif
176
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177#ifdef SUPPORT_I18N
178const pcre *regex_UTF8 = NULL;
179#endif
180
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181/* Input-reading functions for messages, so we can use special ones for
182incoming TCP/IP. The defaults use stdin. We never need these for any
183stand-alone tests. */
184
185#ifndef STAND_ALONE
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186int (*lwr_receive_getc)(unsigned) = stdin_getc;
187int (*lwr_receive_ungetc)(int) = stdin_ungetc;
188int (*receive_getc)(unsigned) = stdin_getc;
189void (*receive_get_cache)(void)= NULL;
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190int (*receive_ungetc)(int) = stdin_ungetc;
191int (*receive_feof)(void) = stdin_feof;
192int (*receive_ferror)(void) = stdin_ferror;
193BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
194#endif
195
196
197/* List of per-address expansion variables for clearing and saving/restoring
198when verifying one address while routing/verifying another. We have to have
199the size explicit, because it is referenced from more than one module. */
200
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201const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
202 CUSS &deliver_address_data,
203 CUSS &deliver_domain,
204 CUSS &deliver_domain_data,
205 CUSS &deliver_domain_orig,
206 CUSS &deliver_domain_parent,
207 CUSS &deliver_localpart,
208 CUSS &deliver_localpart_data,
209 CUSS &deliver_localpart_orig,
210 CUSS &deliver_localpart_parent,
211 CUSS &deliver_localpart_prefix,
212 CUSS &deliver_localpart_suffix,
213 CUSS (uschar **)(&deliver_recipients),
214 CUSS &deliver_host,
215 CUSS &deliver_home,
216 CUSS &address_file,
217 CUSS &address_pipe,
218 CUSS &self_hostname,
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219 NULL };
220
221int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
222
223/* General global variables */
224
225header_line *acl_added_headers = NULL;
226tree_node *acl_anchor = NULL;
227uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
228 NULL, NULL, NULL, NULL};
229int acl_narg = 0;
230
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231int acl_level = 0;
232
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233uschar *acl_not_smtp = NULL;
234#ifdef WITH_CONTENT_SCAN
235uschar *acl_not_smtp_mime = NULL;
236#endif
237uschar *acl_not_smtp_start = NULL;
238uschar *acl_removed_headers = NULL;
239uschar *acl_smtp_auth = NULL;
240uschar *acl_smtp_connect = NULL;
241uschar *acl_smtp_data = NULL;
242#ifndef DISABLE_PRDR
2813c06e 243uschar *acl_smtp_data_prdr = US"accept";
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244#endif
245#ifndef DISABLE_DKIM
246uschar *acl_smtp_dkim = NULL;
247#endif
248uschar *acl_smtp_etrn = NULL;
249uschar *acl_smtp_expn = NULL;
250uschar *acl_smtp_helo = NULL;
251uschar *acl_smtp_mail = NULL;
252uschar *acl_smtp_mailauth = NULL;
253#ifdef WITH_CONTENT_SCAN
254uschar *acl_smtp_mime = NULL;
255#endif
256uschar *acl_smtp_notquit = NULL;
257uschar *acl_smtp_predata = NULL;
258uschar *acl_smtp_quit = NULL;
259uschar *acl_smtp_rcpt = NULL;
260uschar *acl_smtp_starttls = NULL;
261uschar *acl_smtp_vrfy = NULL;
262
263BOOL acl_temp_details = FALSE;
264tree_node *acl_var_c = NULL;
265tree_node *acl_var_m = NULL;
266uschar *acl_verify_message = NULL;
267string_item *acl_warn_logged = NULL;
268
269/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
270error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
271
272uschar *acl_wherenames[] = { US"RCPT",
273 US"MAIL",
274 US"PREDATA",
275 US"MIME",
276 US"DKIM",
277 US"DATA",
278#ifndef DISABLE_PRDR
279 US"PRDR",
280#endif
281 US"non-SMTP",
282 US"AUTH",
283 US"connection",
284 US"ETRN",
285 US"EXPN",
286 US"EHLO or HELO",
287 US"MAILAUTH",
288 US"non-SMTP-start",
289 US"NOTQUIT",
290 US"QUIT",
291 US"STARTTLS",
292 US"VRFY",
293 US"delivery",
294 US"unknown"
295 };
296
297uschar *acl_wherecodes[] = { US"550", /* RCPT */
298 US"550", /* MAIL */
299 US"550", /* PREDATA */
300 US"550", /* MIME */
301 US"550", /* DKIM */
302 US"550", /* DATA */
303#ifndef DISABLE_PRDR
304 US"550", /* RCPT PRDR */
305#endif
306 US"0", /* not SMTP; not relevant */
307 US"503", /* AUTH */
308 US"550", /* connect */
309 US"458", /* ETRN */
310 US"550", /* EXPN */
311 US"550", /* HELO/EHLO */
312 US"0", /* MAILAUTH; not relevant */
313 US"0", /* not SMTP; not relevant */
314 US"0", /* NOTQUIT; not relevant */
315 US"0", /* QUIT; not relevant */
316 US"550", /* STARTTLS */
317 US"252", /* VRFY */
318 US"0", /* delivery; not relevant */
319 US"0" /* unknown; not relevant */
320 };
321
322BOOL active_local_from_check = FALSE;
323BOOL active_local_sender_retain = FALSE;
420a0d19 324BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
2813c06e 325uschar *add_environment = NULL;
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326address_item *addr_duplicate = NULL;
327
328address_item address_defaults = {
329 NULL, /* next */
330 NULL, /* parent */
331 NULL, /* first */
332 NULL, /* dupof */
333 NULL, /* start_router */
334 NULL, /* router */
335 NULL, /* transport */
336 NULL, /* host_list */
337 NULL, /* host_used */
338 NULL, /* fallback_hosts */
339 NULL, /* reply */
340 NULL, /* retries */
341 NULL, /* address */
342 NULL, /* unique */
343 NULL, /* cc_local_part */
344 NULL, /* lc_local_part */
345 NULL, /* local_part */
346 NULL, /* prefix */
347 NULL, /* suffix */
348 NULL, /* domain */
349 NULL, /* address_retry_key */
350 NULL, /* domain_retry_key */
351 NULL, /* current_dir */
352 NULL, /* home_dir */
353 NULL, /* message */
354 NULL, /* user_message */
355 NULL, /* onetime_parent */
356 NULL, /* pipe_expandn */
357 NULL, /* return_filename */
358 NULL, /* self_hostname */
359 NULL, /* shadow_message */
2813c06e 360#ifdef SUPPORT_TLS
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361 NULL, /* cipher */
362 NULL, /* ourcert */
363 NULL, /* peercert */
364 NULL, /* peerdn */
365 OCSP_NOT_REQ, /* ocsp */
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366#endif
367#ifdef EXPERIMENTAL_DSN_INFO
368 NULL, /* smtp_greeting */
369 NULL, /* helo_response */
370#endif
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371 NULL, /* authenticator */
372 NULL, /* auth_id */
373 NULL, /* auth_sndr */
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374 NULL, /* dsn_orcpt */
375 0, /* dsn_flags */
376 0, /* dsn_aware */
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377 (uid_t)(-1), /* uid */
378 (gid_t)(-1), /* gid */
379 0, /* flags */
380 { 0 }, /* domain_cache - any larger array should be zeroed */
381 { 0 }, /* localpart_cache - ditto */
382 -1, /* mode */
383 0, /* more_errno */
384 ERRNO_UNKNOWNERROR, /* basic_errno */
385 0, /* child_count */
386 -1, /* return_file */
387 SPECIAL_NONE, /* special_action */
388 DEFER, /* transport_return */
389 { /* fields that are propagated to children */
390 NULL, /* address_data */
391 NULL, /* domain_data */
392 NULL, /* localpart_data */
393 NULL, /* errors_address */
394 NULL, /* extra_headers */
395 NULL, /* remove_headers */
396#ifdef EXPERIMENTAL_SRS
397 NULL, /* srs_sender */
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398#endif
399#ifdef SUPPORT_I18N
400 FALSE, /* utf8 */
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401#endif
402 }
403};
404
405uschar *address_file = NULL;
406uschar *address_pipe = NULL;
407BOOL address_test_mode = FALSE;
408tree_node *addresslist_anchor = NULL;
409int addresslist_count = 0;
410gid_t *admin_groups = NULL;
411BOOL admin_user = FALSE;
412BOOL allow_auth_unadvertised= FALSE;
413BOOL allow_domain_literals = FALSE;
414BOOL allow_mx_to_ip = FALSE;
415BOOL allow_unqualified_recipient = TRUE; /* For local messages */
416BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
417BOOL allow_utf8_domains = FALSE;
418uschar *authenticated_fail_id = NULL;
419uschar *authenticated_id = NULL;
420uschar *authenticated_sender = NULL;
421BOOL authentication_failed = FALSE;
422auth_instance *auths = NULL;
423uschar *auth_advertise_hosts = US"*";
424auth_instance auth_defaults = {
425 NULL, /* chain pointer */
426 NULL, /* name */
427 NULL, /* info */
428 NULL, /* private options block pointer */
429 NULL, /* driver_name */
430 NULL, /* advertise_condition */
431 NULL, /* client_condition */
432 NULL, /* public_name */
433 NULL, /* set_id */
434 NULL, /* set_client_id */
435 NULL, /* server_mail_auth_condition */
436 NULL, /* server_debug_string */
437 NULL, /* server_condition */
438 FALSE, /* client */
439 FALSE, /* server */
440 FALSE /* advertised */
441};
442
443uschar *auth_defer_msg = US"reason not recorded";
444uschar *auth_defer_user_msg = US"";
445uschar *auth_vars[AUTH_VARS];
446int auto_thaw = 0;
447#ifdef WITH_CONTENT_SCAN
448BOOL av_failed = FALSE;
449uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
450#endif
451
452BOOL background_daemon = TRUE;
453
454#if BASE_62 == 62
455uschar *base62_chars=
456 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
457#else
458uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
459#endif
460
461uschar *bi_command = NULL;
462uschar *big_buffer = NULL;
463int big_buffer_size = BIG_BUFFER_SIZE;
464#ifdef EXPERIMENTAL_BRIGHTMAIL
465uschar *bmi_alt_location = NULL;
466uschar *bmi_base64_tracker_verdict = NULL;
467uschar *bmi_base64_verdict = NULL;
468uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
469int bmi_deliver = 1;
470int bmi_run = 0;
471uschar *bmi_verdicts = NULL;
472#endif
2813c06e 473int body_8bitmime = 0;
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474int body_linecount = 0;
475int body_zerocount = 0;
476uschar *bounce_message_file = NULL;
477uschar *bounce_message_text = NULL;
478uschar *bounce_recipient = NULL;
479BOOL bounce_return_body = TRUE;
2813c06e 480int bounce_return_linesize_limit = 998;
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481BOOL bounce_return_message = TRUE;
482int bounce_return_size_limit = 100*1024;
483uschar *bounce_sender_authentication = NULL;
484int bsmtp_transaction_linecount = 0;
485
2813c06e 486uschar *callout_address = NULL;
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487int callout_cache_domain_positive_expire = 7*24*60*60;
488int callout_cache_domain_negative_expire = 3*60*60;
489int callout_cache_positive_expire = 24*60*60;
490int callout_cache_negative_expire = 2*60*60;
491uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
492uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
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493int check_log_inodes = 100;
494int check_log_space = 10*1024; /* 10K Kbyte == 10MB */
420a0d19 495BOOL check_rfc2047_length = TRUE;
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496int check_spool_inodes = 100;
497int check_spool_space = 10*1024; /* 10K Kbyte == 10MB */
498
499uschar *chunking_advertise_hosts = US"*";
500unsigned chunking_datasize = 0;
501unsigned chunking_data_left = 0;
502BOOL chunking_offered = FALSE;
503chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
504const pcre *regex_CHUNKING = NULL;
505
506uschar *client_authenticator = NULL;
507uschar *client_authenticated_id = NULL;
508uschar *client_authenticated_sender = NULL;
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509int clmacro_count = 0;
510uschar *clmacros[MAX_CLMACROS];
511BOOL config_changed = FALSE;
512FILE *config_file = NULL;
2813c06e 513const uschar *config_filename = NULL;
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514int config_lineno = 0;
515#ifdef CONFIGURE_GROUP
516gid_t config_gid = CONFIGURE_GROUP;
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517#else
518gid_t config_gid = 0;
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519#endif
520uschar *config_main_filelist = US CONFIGURE_FILE
521 "\0<-----------Space to patch configure_filename->";
522uschar *config_main_filename = NULL;
2813c06e 523uschar *config_main_directory = NULL;
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524
525#ifdef CONFIGURE_OWNER
526uid_t config_uid = CONFIGURE_OWNER;
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527#else
528uid_t config_uid = 0;
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529#endif
530
531int connection_max_messages= -1;
532uschar *continue_hostname = NULL;
533uschar *continue_host_address = NULL;
534BOOL continue_more = FALSE;
535int continue_sequence = 1;
536uschar *continue_transport = NULL;
537
538uschar *csa_status = NULL;
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539cut_t cutthrough = {
540 FALSE, /* delivery: when to attempt */
541 FALSE, /* on defer: spool locally */
542 -1, /* fd: open connection */
543 0, /* nrcpt: number of addresses */
544};
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545
546BOOL daemon_listen = FALSE;
547uschar *daemon_smtp_port = US"smtp";
548int daemon_startup_retries = 9;
549int daemon_startup_sleep = 30;
550
551#ifdef EXPERIMENTAL_DCC
552BOOL dcc_direct_add_header = FALSE;
553uschar *dcc_header = NULL;
554uschar *dcc_result = NULL;
555uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
556uschar *dccifd_options = US"header";
557#endif
558
559BOOL debug_daemon = FALSE;
560int debug_fd = -1;
561FILE *debug_file = NULL;
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562int debug_notall[] = {
563 Di_memory,
564 -1
565};
566bit_table debug_options[] = { /* must be in alphabetical order */
567 BIT_TABLE(D, acl),
568 BIT_TABLE(D, all),
569 BIT_TABLE(D, auth),
570 BIT_TABLE(D, deliver),
571 BIT_TABLE(D, dns),
572 BIT_TABLE(D, dnsbl),
573 BIT_TABLE(D, exec),
574 BIT_TABLE(D, expand),
575 BIT_TABLE(D, filter),
576 BIT_TABLE(D, hints_lookup),
577 BIT_TABLE(D, host_lookup),
578 BIT_TABLE(D, ident),
579 BIT_TABLE(D, interface),
580 BIT_TABLE(D, lists),
581 BIT_TABLE(D, load),
582 BIT_TABLE(D, local_scan),
583 BIT_TABLE(D, lookup),
584 BIT_TABLE(D, memory),
585 BIT_TABLE(D, pid),
586 BIT_TABLE(D, process_info),
587 BIT_TABLE(D, queue_run),
588 BIT_TABLE(D, receive),
589 BIT_TABLE(D, resolver),
590 BIT_TABLE(D, retry),
591 BIT_TABLE(D, rewrite),
592 BIT_TABLE(D, route),
593 BIT_TABLE(D, timestamp),
594 BIT_TABLE(D, tls),
595 BIT_TABLE(D, transport),
596 BIT_TABLE(D, uid),
597 BIT_TABLE(D, verify),
420a0d19 598};
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599int debug_options_count = nelem(debug_options);
600
420a0d19 601unsigned int debug_selector = 0;
2813c06e 602BOOL debug_store = FALSE;
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603int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
604uschar *delay_warning_condition=
605 US"${if or {"
606 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
607 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
608 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
609 "} {no}{yes}}";
610BOOL delivery_date_remove = TRUE;
611uschar *deliver_address_data = NULL;
612int deliver_datafile = -1;
2813c06e 613const uschar *deliver_domain = NULL;
420a0d19 614uschar *deliver_domain_data = NULL;
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615const uschar *deliver_domain_orig = NULL;
616const uschar *deliver_domain_parent = NULL;
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617BOOL deliver_drop_privilege = FALSE;
618BOOL deliver_firsttime = FALSE;
619BOOL deliver_force = FALSE;
620BOOL deliver_freeze = FALSE;
621time_t deliver_frozen_at = 0;
622uschar *deliver_home = NULL;
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623const uschar *deliver_host = NULL;
624const uschar *deliver_host_address = NULL;
625int deliver_host_port = 0;
420a0d19
CE
626uschar *deliver_in_buffer = NULL;
627ino_t deliver_inode = 0;
628uschar *deliver_localpart = NULL;
629uschar *deliver_localpart_data = NULL;
630uschar *deliver_localpart_orig = NULL;
631uschar *deliver_localpart_parent = NULL;
632uschar *deliver_localpart_prefix = NULL;
633uschar *deliver_localpart_suffix = NULL;
634BOOL deliver_force_thaw = FALSE;
635BOOL deliver_manual_thaw = FALSE;
636uschar *deliver_out_buffer = NULL;
637int deliver_queue_load_max = -1;
638address_item *deliver_recipients = NULL;
639uschar *deliver_selectstring = NULL;
640BOOL deliver_selectstring_regex = FALSE;
641uschar *deliver_selectstring_sender = NULL;
642BOOL deliver_selectstring_sender_regex = FALSE;
420a0d19
CE
643BOOL disable_callout_flush = FALSE;
644BOOL disable_delay_flush = FALSE;
645#ifdef ENABLE_DISABLE_FSYNC
646BOOL disable_fsync = FALSE;
647#endif
648BOOL disable_ipv6 = FALSE;
649BOOL disable_logging = FALSE;
650
651#ifndef DISABLE_DKIM
2813c06e 652BOOL dkim_collect_input = FALSE;
420a0d19 653uschar *dkim_cur_signer = NULL;
2813c06e
CE
654BOOL dkim_disable_verify = FALSE;
655int dkim_key_length = 0;
420a0d19
CE
656uschar *dkim_signers = NULL;
657uschar *dkim_signing_domain = NULL;
658uschar *dkim_signing_selector = NULL;
659uschar *dkim_verify_signers = US"$dkim_signers";
420a0d19
CE
660#endif
661#ifdef EXPERIMENTAL_DMARC
662BOOL dmarc_has_been_checked = FALSE;
663uschar *dmarc_ar_header = NULL;
664uschar *dmarc_domain_policy = NULL;
665uschar *dmarc_forensic_sender = NULL;
666uschar *dmarc_history_file = NULL;
667uschar *dmarc_status = NULL;
668uschar *dmarc_status_text = NULL;
669uschar *dmarc_tld_file = NULL;
670uschar *dmarc_used_domain = NULL;
671BOOL dmarc_disable_verify = FALSE;
672BOOL dmarc_enable_forensic = FALSE;
673#endif
674
675uschar *dns_again_means_nonexist = NULL;
676int dns_csa_search_limit = 5;
677BOOL dns_csa_use_reverse = TRUE;
2813c06e
CE
678#ifdef EXPERIMENTAL_DANE
679int dns_dane_ok = -1;
680#endif
420a0d19
CE
681uschar *dns_ipv4_lookup = NULL;
682int dns_retrans = 0;
683int dns_retry = 0;
684int dns_dnssec_ok = -1; /* <0 = not coerced */
2813c06e 685uschar *dns_trust_aa = NULL;
420a0d19
CE
686int dns_use_edns0 = -1; /* <0 = not coerced */
687uschar *dnslist_domain = NULL;
688uschar *dnslist_matched = NULL;
689uschar *dnslist_text = NULL;
690uschar *dnslist_value = NULL;
691tree_node *domainlist_anchor = NULL;
692int domainlist_count = 0;
693BOOL dont_deliver = FALSE;
694BOOL dot_ends = TRUE;
695BOOL drop_cr = FALSE; /* No longer used */
696uschar *dsn_from = US DEFAULT_DSN_FROM;
697
698BOOL enable_dollar_recipients = FALSE;
699BOOL envelope_to_remove = TRUE;
700int errno_quota = ERRNO_QUOTA;
701uschar *errors_copy = NULL;
702int error_handling = ERRORS_SENDER;
703uschar *errors_reply_to = NULL;
704int errors_sender_rc = EXIT_FAILURE;
2813c06e
CE
705#ifndef DISABLE_EVENT
706uschar *event_action = NULL; /* expansion for delivery events */
707uschar *event_data = NULL; /* auxiliary data variable for event */
708int event_defer_errno = 0;
709const uschar *event_name = NULL; /* event name variable */
710#endif
711
420a0d19
CE
712
713gid_t exim_gid = EXIM_GID;
714BOOL exim_gid_set = TRUE; /* This gid is always set */
715uschar *exim_path = US BIN_DIRECTORY "/exim"
716 "\0<---------------Space to patch exim_path->";
717uid_t exim_uid = EXIM_UID;
718BOOL exim_uid_set = TRUE; /* This uid is always set */
2813c06e 719int expand_level = 0; /* Nesting depth, indent for debug */
420a0d19
CE
720int expand_forbid = 0;
721int expand_nlength[EXPAND_MAXN+1];
722int expand_nmax = -1;
723uschar *expand_nstring[EXPAND_MAXN+1];
724BOOL expand_string_forcedfail = FALSE;
725uschar *expand_string_message;
726BOOL extract_addresses_remove_arguments = TRUE;
727uschar *extra_local_interfaces = NULL;
728
729int fake_response = OK;
730uschar *fake_response_text = US"Your message has been rejected but is "
731 "being kept for evaluation.\nIf it was a "
732 "legitimate message, it may still be "
733 "delivered to the target recipient(s).";
734int filter_n[FILTER_VARIABLE_COUNT];
735BOOL filter_running = FALSE;
736int filter_sn[FILTER_VARIABLE_COUNT];
737int filter_test = FTEST_NONE;
738uschar *filter_test_sfile = NULL;
739uschar *filter_test_ufile = NULL;
740uschar *filter_thisaddress = NULL;
741int finduser_retries = 0;
420a0d19
CE
742uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
743uschar *freeze_tell = NULL;
744uschar *freeze_tell_config = NULL;
745uschar *fudged_queue_times = US"";
746
747uschar *gecos_name = NULL;
748uschar *gecos_pattern = NULL;
749rewrite_rule *global_rewrite_rules = NULL;
750
751uschar *headers_charset = US HEADERS_CHARSET;
752int header_insert_maxlen = 64 * 1024;
753header_line *header_last = NULL;
754header_line *header_list = NULL;
755int header_maxsize = HEADER_MAXSIZE;
756int header_line_maxsize = 0;
757
758header_name header_names[] = {
759 { US"bcc", 3, TRUE, htype_bcc },
760 { US"cc", 2, TRUE, htype_cc },
761 { US"date", 4, TRUE, htype_date },
762 { US"delivery-date", 13, FALSE, htype_delivery_date },
763 { US"envelope-to", 11, FALSE, htype_envelope_to },
764 { US"from", 4, TRUE, htype_from },
765 { US"message-id", 10, TRUE, htype_id },
766 { US"received", 8, FALSE, htype_received },
767 { US"reply-to", 8, FALSE, htype_reply_to },
768 { US"return-path", 11, FALSE, htype_return_path },
769 { US"sender", 6, TRUE, htype_sender },
770 { US"subject", 7, FALSE, htype_subject },
771 { US"to", 2, TRUE, htype_to }
772};
773
774int header_names_size = sizeof(header_names)/sizeof(header_name);
775
776BOOL header_rewritten = FALSE;
777uschar *helo_accept_junk_hosts = NULL;
778uschar *helo_allow_chars = US"";
779uschar *helo_lookup_domains = US"@ : @[]";
780uschar *helo_try_verify_hosts = NULL;
781BOOL helo_verified = FALSE;
782BOOL helo_verify_failed = FALSE;
783uschar *helo_verify_hosts = NULL;
784const uschar *hex_digits = CUS"0123456789abcdef";
785uschar *hold_domains = NULL;
786BOOL host_checking = FALSE;
787BOOL host_checking_callout = FALSE;
788uschar *host_data = NULL;
789BOOL host_find_failed_syntax= FALSE;
790uschar *host_lookup = NULL;
791BOOL host_lookup_deferred = FALSE;
792BOOL host_lookup_failed = FALSE;
793uschar *host_lookup_order = US"bydns:byaddr";
794uschar *host_lookup_msg = US"";
795int host_number = 0;
796uschar *host_number_string = NULL;
797uschar *host_reject_connection = NULL;
798tree_node *hostlist_anchor = NULL;
799int hostlist_count = 0;
800uschar *hosts_treat_as_local = NULL;
801uschar *hosts_connection_nolog = NULL;
802
803int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
804BOOL ignore_fromline_local = FALSE;
805uschar *ignore_fromline_hosts = NULL;
806BOOL inetd_wait_mode = FALSE;
807int inetd_wait_timeout = -1;
2813c06e 808uschar *initial_cwd = NULL;
420a0d19
CE
809uschar *interface_address = NULL;
810int interface_port = -1;
811BOOL is_inetd = FALSE;
812uschar *iterate_item = NULL;
813
814int journal_fd = -1;
815
2813c06e
CE
816uschar *keep_environment = NULL;
817
420a0d19
CE
818int keep_malformed = 4*24*60*60; /* 4 days */
819
820uschar *eldap_dn = NULL;
821int load_average = -2;
822BOOL local_error_message = FALSE;
823BOOL local_from_check = TRUE;
824uschar *local_from_prefix = NULL;
825uschar *local_from_suffix = NULL;
826
827#if HAVE_IPV6
828uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
829#else
830uschar *local_interfaces = US"0.0.0.0";
831#endif
832
833uschar *local_scan_data = NULL;
834int local_scan_timeout = 5*60;
835BOOL local_sender_retain = FALSE;
836gid_t local_user_gid = (gid_t)(-1);
837uid_t local_user_uid = (uid_t)(-1);
838
839tree_node *localpartlist_anchor= NULL;
840int localpartlist_count = 0;
841uschar *log_buffer = NULL;
2813c06e
CE
842
843int log_default[] = { /* for initializing log_selector */
844 Li_acl_warn_skipped,
845 Li_connection_reject,
846 Li_delay_delivery,
847 Li_dnslist_defer,
848 Li_etrn,
849 Li_host_lookup_failed,
850 Li_lost_incoming_connection,
851 Li_outgoing_interface, /* see d_log_interface in deliver.c */
852 Li_queue_run,
853 Li_rejected_header,
854 Li_retry_defer,
855 Li_sender_verify_fail,
856 Li_size_reject,
857 Li_skip_delivery,
858 Li_smtp_confirmation,
859 Li_tls_certificate_verified,
860 Li_tls_cipher,
861 -1
862};
863
420a0d19
CE
864uschar *log_file_path = US LOG_FILE_PATH
865 "\0<--------------Space to patch log_file_path->";
866
2813c06e
CE
867int log_notall[] = {
868 -1
869};
870bit_table log_options[] = { /* must be in alphabetical order */
871 BIT_TABLE(L, 8bitmime),
872 BIT_TABLE(L, acl_warn_skipped),
873 BIT_TABLE(L, address_rewrite),
874 BIT_TABLE(L, all),
875 BIT_TABLE(L, all_parents),
876 BIT_TABLE(L, arguments),
877 BIT_TABLE(L, connection_reject),
878 BIT_TABLE(L, delay_delivery),
879 BIT_TABLE(L, deliver_time),
880 BIT_TABLE(L, delivery_size),
881 BIT_TABLE(L, dnslist_defer),
882 BIT_TABLE(L, dnssec),
883 BIT_TABLE(L, etrn),
884 BIT_TABLE(L, host_lookup_failed),
885 BIT_TABLE(L, ident_timeout),
886 BIT_TABLE(L, incoming_interface),
887 BIT_TABLE(L, incoming_port),
888 BIT_TABLE(L, lost_incoming_connection),
889 BIT_TABLE(L, outgoing_interface),
890 BIT_TABLE(L, outgoing_port),
891 BIT_TABLE(L, pid),
892#if defined(SUPPORT_PROXY) || defined (SUPPORT_SOCKS)
893 BIT_TABLE(L, proxy),
420a0d19 894#endif
2813c06e
CE
895 BIT_TABLE(L, queue_run),
896 BIT_TABLE(L, queue_time),
897 BIT_TABLE(L, queue_time_overall),
898 BIT_TABLE(L, received_recipients),
899 BIT_TABLE(L, received_sender),
900 BIT_TABLE(L, rejected_header),
901 { US"rejected_headers", Li_rejected_header },
902 BIT_TABLE(L, retry_defer),
903 BIT_TABLE(L, return_path_on_delivery),
904 BIT_TABLE(L, sender_on_delivery),
905 BIT_TABLE(L, sender_verify_fail),
906 BIT_TABLE(L, size_reject),
907 BIT_TABLE(L, skip_delivery),
908 BIT_TABLE(L, smtp_confirmation),
909 BIT_TABLE(L, smtp_connection),
910 BIT_TABLE(L, smtp_incomplete_transaction),
911 BIT_TABLE(L, smtp_mailauth),
912 BIT_TABLE(L, smtp_no_mail),
913 BIT_TABLE(L, smtp_protocol_error),
914 BIT_TABLE(L, smtp_syntax_error),
915 BIT_TABLE(L, subject),
916 BIT_TABLE(L, tls_certificate_verified),
917 BIT_TABLE(L, tls_cipher),
918 BIT_TABLE(L, tls_peerdn),
919 BIT_TABLE(L, tls_sni),
920 BIT_TABLE(L, unknown_in_list),
420a0d19 921};
2813c06e 922int log_options_count = nelem(log_options);
420a0d19 923
420a0d19 924int log_reject_target = 0;
2813c06e 925unsigned int log_selector[log_selector_size]; /* initialized in main() */
420a0d19
CE
926uschar *log_selector_string = NULL;
927FILE *log_stderr = NULL;
928BOOL log_testing_mode = FALSE;
929BOOL log_timezone = FALSE;
420a0d19
CE
930uschar *login_sender_address = NULL;
931uschar *lookup_dnssec_authenticated = NULL;
932int lookup_open_max = 25;
933uschar *lookup_value = NULL;
934
935macro_item *macros = NULL;
2813c06e
CE
936macro_item *mlast = NULL;
937BOOL macros_builtin_created = FALSE;
420a0d19
CE
938uschar *mailstore_basename = NULL;
939#ifdef WITH_CONTENT_SCAN
940uschar *malware_name = NULL; /* Virus Name */
941#endif
942int max_received_linelength= 0;
943int max_username_length = 0;
944int message_age = 0;
945uschar *message_body = NULL;
946uschar *message_body_end = NULL;
947BOOL message_body_newlines = FALSE;
948int message_body_size = 0;
949int message_body_visible = 500;
950int message_ended = END_NOTSTARTED;
951uschar *message_headers = NULL;
952uschar *message_id;
953uschar *message_id_domain = NULL;
954uschar *message_id_text = NULL;
955struct timeval message_id_tv = { 0, 0 };
956uschar message_id_option[MESSAGE_ID_LENGTH + 3];
957uschar *message_id_external;
958int message_linecount = 0;
959BOOL message_logs = TRUE;
960int message_size = 0;
961uschar *message_size_limit = US"50M";
2813c06e
CE
962#ifdef SUPPORT_I18N
963BOOL message_smtputf8 = FALSE;
964int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
965#endif
420a0d19
CE
966uschar message_subdir[2] = { 0, 0 };
967uschar *message_reference = NULL;
968
969/* MIME ACL expandables */
970#ifdef WITH_CONTENT_SCAN
971int mime_anomaly_level = 0;
972const uschar *mime_anomaly_text = NULL;
973uschar *mime_boundary = NULL;
974uschar *mime_charset = NULL;
975uschar *mime_content_description = NULL;
976uschar *mime_content_disposition = NULL;
977uschar *mime_content_id = NULL;
978unsigned int mime_content_size = 0;
979uschar *mime_content_transfer_encoding = NULL;
980uschar *mime_content_type = NULL;
981uschar *mime_decoded_filename = NULL;
982uschar *mime_filename = NULL;
983int mime_is_multipart = 0;
984int mime_is_coverletter = 0;
985int mime_is_rfc822 = 0;
986int mime_part_count = -1;
987#endif
988
989BOOL mua_wrapper = FALSE;
990
991uid_t *never_users = NULL;
992#ifdef WITH_CONTENT_SCAN
993BOOL no_mbox_unspool = FALSE;
994#endif
995BOOL no_multiline_responses = FALSE;
996
2813c06e
CE
997const int on = 1; /* for setsockopt */
998const int off = 0;
999
420a0d19
CE
1000uid_t original_euid;
1001gid_t originator_gid;
1002uschar *originator_login = NULL;
1003uschar *originator_name = NULL;
1004uid_t originator_uid;
1005uschar *override_local_interfaces = NULL;
1006uschar *override_pid_file_path = NULL;
1007
1008BOOL parse_allow_group = FALSE;
1009BOOL parse_found_group = FALSE;
1010uschar *percent_hack_domains = NULL;
1011uschar *pid_file_path = US PID_FILE_PATH
1012 "\0<--------------Space to patch pid_file_path->";
1013BOOL pipelining_enable = TRUE;
1014uschar *pipelining_advertise_hosts = US"*";
1015BOOL preserve_message_logs = FALSE;
1016uschar *primary_hostname = NULL;
1017BOOL print_topbitchars = FALSE;
1018uschar process_info[PROCESS_INFO_SIZE];
1019int process_info_len = 0;
1020uschar *process_log_path = NULL;
1021BOOL prod_requires_admin = TRUE;
1022
2813c06e
CE
1023#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
1024uschar *hosts_proxy = US"";
1025uschar *proxy_external_address = US"";
1026int proxy_external_port = 0;
1027uschar *proxy_local_address = US"";
1028int proxy_local_port = 0;
420a0d19
CE
1029BOOL proxy_session = FALSE;
1030BOOL proxy_session_failed = FALSE;
420a0d19
CE
1031#endif
1032
1033uschar *prvscheck_address = NULL;
1034uschar *prvscheck_keynum = NULL;
1035uschar *prvscheck_result = NULL;
1036
1037
2813c06e 1038const uschar *qualify_domain_recipient = NULL;
420a0d19
CE
1039uschar *qualify_domain_sender = NULL;
1040BOOL queue_2stage = FALSE;
1041uschar *queue_domains = NULL;
1042int queue_interval = -1;
1043BOOL queue_list_requires_admin = TRUE;
2813c06e 1044uschar *queue_name = US"";
420a0d19
CE
1045BOOL queue_only = FALSE;
1046uschar *queue_only_file = NULL;
1047int queue_only_load = -1;
1048BOOL queue_only_load_latch = TRUE;
1049BOOL queue_only_override = TRUE;
1050BOOL queue_only_policy = FALSE;
1051BOOL queue_run_first_delivery = FALSE;
1052BOOL queue_run_force = FALSE;
1053BOOL queue_run_in_order = FALSE;
1054BOOL queue_run_local = FALSE;
2813c06e 1055uschar *queue_run_max = US"5";
420a0d19
CE
1056pid_t queue_run_pid = (pid_t)0;
1057int queue_run_pipe = -1;
1058BOOL queue_running = FALSE;
1059BOOL queue_smtp = FALSE;
1060uschar *queue_smtp_domains = NULL;
1061
1062unsigned int random_seed = 0;
1063tree_node *ratelimiters_cmd = NULL;
1064tree_node *ratelimiters_conn = NULL;
1065tree_node *ratelimiters_mail = NULL;
1066uschar *raw_active_hostname = NULL;
1067uschar *raw_sender = NULL;
1068uschar **raw_recipients = NULL;
1069int raw_recipients_count = 0;
1070
1071int rcpt_count = 0;
1072int rcpt_fail_count = 0;
1073int rcpt_defer_count = 0;
1074gid_t real_gid;
1075uid_t real_uid;
1076BOOL really_exim = TRUE;
1077BOOL receive_call_bombout = FALSE;
1078int receive_linecount = 0;
1079int receive_messagecount = 0;
1080int receive_timeout = 0;
1081int received_count = 0;
1082uschar *received_for = NULL;
1083
1084/* This is the default text for Received headers generated by Exim. The
1085date will be automatically added on the end. */
1086
1087uschar *received_header_text = US
1088 "Received: "
1089 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1090 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
1091 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1092 "by $primary_hostname "
1093 "${if def:received_protocol {with $received_protocol}} "
1094 #ifdef SUPPORT_TLS
1095 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1096 #endif
1097 "(Exim $version_number)\n\t"
1098 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1099 "id $message_exim_id"
1100 "${if def:received_for {\n\tfor $received_for}}"
1101 "\0<---------------Space to patch received_header_text->";
1102
1103int received_headers_max = 30;
1104uschar *received_protocol = NULL;
1105int received_time = 0;
1106uschar *recipient_data = NULL;
1107uschar *recipient_unqualified_hosts = NULL;
1108uschar *recipient_verify_failure = NULL;
1109int recipients_count = 0;
1110BOOL recipients_discarded = FALSE;
1111recipient_item *recipients_list = NULL;
1112int recipients_list_max = 0;
1113int recipients_max = 0;
1114BOOL recipients_max_reject = FALSE;
1115const pcre *regex_AUTH = NULL;
1116const pcre *regex_check_dns_names = NULL;
1117const pcre *regex_From = NULL;
1118const pcre *regex_IGNOREQUOTA = NULL;
1119const pcre *regex_PIPELINING = NULL;
1120const pcre *regex_SIZE = NULL;
420a0d19 1121const pcre *regex_ismsgid = NULL;
2813c06e
CE
1122const pcre *regex_smtp_code = NULL;
1123uschar *regex_vars[REGEX_VARS];
420a0d19
CE
1124#ifdef WHITELIST_D_MACROS
1125const pcre *regex_whitelisted_macro = NULL;
1126#endif
1127#ifdef WITH_CONTENT_SCAN
1128uschar *regex_match_string = NULL;
1129#endif
1130int remote_delivery_count = 0;
1131int remote_max_parallel = 2;
1132uschar *remote_sort_domains = NULL;
1133int retry_data_expire = 7*24*60*60;
1134int retry_interval_max = 24*60*60;
1135int retry_maximum_timeout = 0; /* set from retry config */
1136retry_config *retries = NULL;
1137uschar *return_path = NULL;
1138BOOL return_path_remove = TRUE;
1139int rewrite_existflags = 0;
2813c06e
CE
1140uschar *rfc1413_hosts = US"@[]";
1141int rfc1413_query_timeout = 0;
420a0d19
CE
1142/* BOOL rfc821_domains = FALSE; <<< on the way out */
1143uid_t root_gid = ROOT_GID;
1144uid_t root_uid = ROOT_UID;
1145
1146router_instance *routers = NULL;
1147router_instance router_defaults = {
1148 NULL, /* chain pointer */
1149 NULL, /* name */
1150 NULL, /* info */
1151 NULL, /* private options block pointer */
1152 NULL, /* driver name */
1153
1154 NULL, /* address_data */
1155#ifdef EXPERIMENTAL_BRIGHTMAIL
1156 NULL, /* bmi_rule */
1157#endif
1158 NULL, /* cannot_route_message */
1159 NULL, /* condition */
1160 NULL, /* current_directory */
1161 NULL, /* debug_string */
1162 NULL, /* domains */
1163 NULL, /* errors_to */
1164 NULL, /* expand_gid */
1165 NULL, /* expand_uid */
1166 NULL, /* expand_more */
1167 NULL, /* expand_unseen */
1168 NULL, /* extra_headers */
1169 NULL, /* fallback_hosts */
1170 NULL, /* home_directory */
1171 NULL, /* ignore_target_hosts */
1172 NULL, /* local_parts */
1173 NULL, /* pass_router_name */
1174 NULL, /* prefix */
1175 NULL, /* redirect_router_name */
1176 NULL, /* remove_headers */
1177 NULL, /* require_files */
1178 NULL, /* router_home_directory */
1179 US"freeze", /* self */
1180 NULL, /* senders */
1181 NULL, /* suffix */
1182 NULL, /* translate_ip_address */
1183 NULL, /* transport_name */
1184
1185 TRUE, /* address_test */
1186#ifdef EXPERIMENTAL_BRIGHTMAIL
1187 FALSE, /* bmi_deliver_alternate */
1188 FALSE, /* bmi_deliver_default */
1189 FALSE, /* bmi_dont_deliver */
1190#endif
1191 TRUE, /* expn */
1192 FALSE, /* caseful_local_part */
1193 FALSE, /* check_local_user */
1194 FALSE, /* disable_logging */
1195 FALSE, /* fail_verify_recipient */
1196 FALSE, /* fail_verify_sender */
1197 FALSE, /* gid_set */
1198 FALSE, /* initgroups */
1199 TRUE_UNSET, /* log_as_local */
1200 TRUE, /* more */
1201 FALSE, /* pass_on_timeout */
1202 FALSE, /* prefix_optional */
1203 TRUE, /* repeat_use */
1204 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1205 FALSE, /* same_domain_copy_routing */
1206 FALSE, /* self_rewrite */
1207 FALSE, /* suffix_optional */
1208 FALSE, /* verify_only */
1209 TRUE, /* verify_recipient */
1210 TRUE, /* verify_sender */
1211 FALSE, /* uid_set */
1212 FALSE, /* unseen */
420a0d19 1213 FALSE, /* dsn_lasthop */
420a0d19
CE
1214
1215 self_freeze, /* self_code */
1216 (uid_t)(-1), /* uid */
1217 (gid_t)(-1), /* gid */
1218
1219 NULL, /* fallback_hostlist */
1220 NULL, /* transport instance */
1221 NULL, /* pass_router */
2813c06e
CE
1222 NULL, /* redirect_router */
1223
1224 { NULL, NULL }, /* dnssec_domains {require,request} */
420a0d19
CE
1225};
1226
1227uschar *router_name = NULL;
1228
1229ip_address_item *running_interfaces = NULL;
1230BOOL running_in_test_harness = FALSE;
1231
1232/* This is a weird one. The following string gets patched in the binary by the
1233script that sets up a copy of Exim for running in the test harness. It seems
1234that compilers are now clever, and share constant strings if they can.
1235Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1236make use of the end of this string in order to save space. So the patching then
1237wrecks this. We defeat this optimization by adding some additional characters
1238onto the end of the string. */
1239
1240uschar *running_status = US">>>running<<<" "\0EXTRA";
1241
1242int runrc = 0;
1243
1244uschar *search_error_message = NULL;
1245BOOL search_find_defer = FALSE;
1246uschar *self_hostname = NULL;
1247uschar *sender_address = NULL;
1248unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
1249uschar *sender_address_data = NULL;
1250BOOL sender_address_forced = FALSE;
1251uschar *sender_address_unrewritten = NULL;
1252uschar *sender_data = NULL;
1253unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1254uschar *sender_fullhost = NULL;
2813c06e 1255BOOL sender_helo_dnssec = FALSE;
420a0d19
CE
1256uschar *sender_helo_name = NULL;
1257uschar **sender_host_aliases = &no_aliases;
1258uschar *sender_host_address = NULL;
1259uschar *sender_host_authenticated = NULL;
1260unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1261BOOL sender_host_dnssec = FALSE;
1262uschar *sender_host_name = NULL;
1263int sender_host_port = 0;
1264BOOL sender_host_notsocket = FALSE;
1265BOOL sender_host_unknown = FALSE;
1266uschar *sender_ident = NULL;
1267BOOL sender_local = FALSE;
1268BOOL sender_name_forced = FALSE;
1269uschar *sender_rate = NULL;
1270uschar *sender_rate_limit = NULL;
1271uschar *sender_rate_period = NULL;
1272uschar *sender_rcvhost = NULL;
1273BOOL sender_set_untrusted = FALSE;
1274uschar *sender_unqualified_hosts = NULL;
1275uschar *sender_verify_failure = NULL;
1276address_item *sender_verified_list = NULL;
1277address_item *sender_verified_failed = NULL;
1278int sender_verified_rc = -1;
1279BOOL sender_verified_responded = FALSE;
1280uschar *sending_ip_address = NULL;
1281int sending_port = -1;
1282SIGNAL_BOOL sigalrm_seen = FALSE;
1283uschar **sighup_argv = NULL;
2813c06e 1284int slow_lookup_log = 0; /* millisecs, zero disables */
420a0d19
CE
1285int smtp_accept_count = 0;
1286BOOL smtp_accept_keepalive = TRUE;
1287int smtp_accept_max = 20;
1288int smtp_accept_max_nonmail= 10;
1289uschar *smtp_accept_max_nonmail_hosts = US"*";
1290int smtp_accept_max_per_connection = 1000;
1291uschar *smtp_accept_max_per_host = NULL;
1292int smtp_accept_queue = 0;
1293int smtp_accept_queue_per_connection = 10;
1294int smtp_accept_reserve = 0;
1295uschar *smtp_active_hostname = NULL;
1296BOOL smtp_authenticated = FALSE;
1297uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
1298 "Exim $version_number $tod_full"
1299 "\0<---------------Space to patch smtp_banner->";
1300BOOL smtp_batched_input = FALSE;
1301BOOL smtp_check_spool_space = TRUE;
1302int smtp_ch_index = 0;
1303uschar *smtp_cmd_argument = NULL;
1304uschar *smtp_cmd_buffer = NULL;
1305time_t smtp_connection_start = 0;
1306uschar smtp_connection_had[SMTP_HBUFF_SIZE];
1307int smtp_connect_backlog = 20;
1308double smtp_delay_mail = 0.0;
1309double smtp_delay_rcpt = 0.0;
1310BOOL smtp_enforce_sync = TRUE;
1311FILE *smtp_in = NULL;
1312BOOL smtp_input = FALSE;
1313int smtp_load_reserve = -1;
1314int smtp_mailcmd_count = 0;
1315FILE *smtp_out = NULL;
1316uschar *smtp_etrn_command = NULL;
1317BOOL smtp_etrn_serialize = TRUE;
1318int smtp_max_synprot_errors= 3;
1319int smtp_max_unknown_commands = 3;
1320uschar *smtp_notquit_reason = NULL;
1321uschar *smtp_ratelimit_hosts = NULL;
1322uschar *smtp_ratelimit_mail = NULL;
1323uschar *smtp_ratelimit_rcpt = NULL;
1324uschar *smtp_read_error = US"";
1325int smtp_receive_timeout = 5*60;
2813c06e 1326uschar *smtp_receive_timeout_s = NULL;
420a0d19
CE
1327uschar *smtp_reserve_hosts = NULL;
1328BOOL smtp_return_error_details = FALSE;
1329int smtp_rlm_base = 0;
1330double smtp_rlm_factor = 0.0;
1331int smtp_rlm_limit = 0;
1332int smtp_rlm_threshold = INT_MAX;
1333int smtp_rlr_base = 0;
1334double smtp_rlr_factor = 0.0;
1335int smtp_rlr_limit = 0;
1336int smtp_rlr_threshold = INT_MAX;
2813c06e
CE
1337unsigned smtp_peer_options = 0;
1338unsigned smtp_peer_options_wrap= 0;
1339#ifdef SUPPORT_I18N
1340uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
1341#endif
420a0d19
CE
1342
1343#ifdef WITH_CONTENT_SCAN
1344uschar *spamd_address = US"127.0.0.1 783";
1345uschar *spam_bar = NULL;
1346uschar *spam_report = NULL;
2813c06e 1347uschar *spam_action = NULL;
420a0d19
CE
1348uschar *spam_score = NULL;
1349uschar *spam_score_int = NULL;
1350#endif
1351#ifdef EXPERIMENTAL_SPF
1352uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
1353uschar *spf_header_comment = NULL;
1354uschar *spf_received = NULL;
1355uschar *spf_result = NULL;
1356uschar *spf_smtp_comment = NULL;
1357#endif
1358
1359BOOL split_spool_directory = FALSE;
1360uschar *spool_directory = US SPOOL_DIRECTORY
1361 "\0<--------------Space to patch spool_directory->";
1362#ifdef EXPERIMENTAL_SRS
1363uschar *srs_config = NULL;
1364uschar *srs_db_address = NULL;
1365uschar *srs_db_key = NULL;
1366int srs_hashlength = 6;
1367int srs_hashmin = -1;
1368int srs_maxage = 31;
1369uschar *srs_orig_recipient = NULL;
1370uschar *srs_orig_sender = NULL;
1371uschar *srs_recipient = NULL;
1372uschar *srs_secrets = NULL;
1373uschar *srs_status = NULL;
1374BOOL srs_usehash = TRUE;
1375BOOL srs_usetimestamp = TRUE;
1376#endif
1377BOOL strict_acl_vars = FALSE;
1378int string_datestamp_offset= -1;
1379int string_datestamp_length= 0;
1380int string_datestamp_type = -1;
1381BOOL strip_excess_angle_brackets = FALSE;
1382BOOL strip_trailing_dot = FALSE;
1383uschar *submission_domain = NULL;
1384BOOL submission_mode = FALSE;
1385uschar *submission_name = NULL;
1386BOOL suppress_local_fixups = FALSE;
1387BOOL suppress_local_fixups_default = FALSE;
1388BOOL synchronous_delivery = FALSE;
1389BOOL syslog_duplication = TRUE;
1390int syslog_facility = LOG_MAIL;
2813c06e 1391BOOL syslog_pid = TRUE;
420a0d19
CE
1392uschar *syslog_processname = US"exim";
1393BOOL syslog_timestamp = TRUE;
1394uschar *system_filter = NULL;
1395
1396uschar *system_filter_directory_transport = NULL;
1397uschar *system_filter_file_transport = NULL;
1398uschar *system_filter_pipe_transport = NULL;
1399uschar *system_filter_reply_transport = NULL;
1400
1401gid_t system_filter_gid = 0;
1402BOOL system_filter_gid_set = FALSE;
1403uid_t system_filter_uid = (uid_t)-1;
1404BOOL system_filter_uid_set = FALSE;
1405BOOL system_filtering = FALSE;
1406
2813c06e 1407BOOL tcp_fastopen_ok = FALSE;
420a0d19
CE
1408BOOL tcp_nodelay = TRUE;
1409#ifdef USE_TCP_WRAPPERS
1410uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1411#endif
1412int test_harness_load_avg = 0;
1413int thismessage_size_limit = 0;
1414int timeout_frozen_after = 0;
1415BOOL timestamps_utc = FALSE;
1416
420a0d19
CE
1417transport_instance *transports = NULL;
1418
1419transport_instance transport_defaults = {
1420 NULL, /* chain pointer */
1421 NULL, /* name */
1422 NULL, /* info */
1423 NULL, /* private options block pointer */
1424 NULL, /* driver name */
1425 NULL, /* setup entry point */
1426 1, /* batch_max */
1427 NULL, /* batch_id */
1428 NULL, /* home_dir */
1429 NULL, /* current_dir */
2813c06e 1430 NULL, /* expand-multi-domain */
420a0d19
CE
1431 TRUE, /* multi-domain */
1432 FALSE, /* overrides_hosts */
1433 100, /* max_addresses */
1434 500, /* connection_max_messages */
1435 FALSE, /* deliver_as_creator */
1436 FALSE, /* disable_logging */
1437 FALSE, /* initgroups */
1438 FALSE, /* uid_set */
1439 FALSE, /* gid_set */
1440 (uid_t)(-1), /* uid */
1441 (gid_t)(-1), /* gid */
1442 NULL, /* expand_uid */
1443 NULL, /* expand_gid */
1444 NULL, /* warn_message */
1445 NULL, /* shadow */
1446 NULL, /* shadow_condition */
1447 NULL, /* filter_command */
1448 NULL, /* add_headers */
1449 NULL, /* remove_headers */
1450 NULL, /* return_path */
1451 NULL, /* debug_string */
2813c06e 1452 NULL, /* max_parallel */
420a0d19
CE
1453 NULL, /* message_size_limit */
1454 NULL, /* headers_rewrite */
1455 NULL, /* rewrite_rules */
1456 0, /* rewrite_existflags */
1457 300, /* filter_timeout */
1458 FALSE, /* body_only */
1459 FALSE, /* delivery_date_add */
1460 FALSE, /* envelope_to_add */
1461 FALSE, /* headers_only */
1462 FALSE, /* rcpt_include_affixes */
1463 FALSE, /* return_path_add */
1464 FALSE, /* return_output */
1465 FALSE, /* return_fail_output */
1466 FALSE, /* log_output */
1467 FALSE, /* log_fail_output */
1468 FALSE, /* log_defer_output */
1469 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1470 1 nor 0 so can detect unset */
2813c06e
CE
1471#ifndef DISABLE_EVENT
1472 ,NULL /* event_action */
420a0d19
CE
1473#endif
1474};
1475
1476int transport_count;
1477uschar *transport_name = NULL;
1478int transport_newlines;
2813c06e 1479const uschar **transport_filter_argv = NULL;
420a0d19
CE
1480int transport_filter_timeout;
1481BOOL transport_filter_timed_out = FALSE;
1482int transport_write_timeout= 0;
1483
1484tree_node *tree_dns_fails = NULL;
1485tree_node *tree_duplicates = NULL;
1486tree_node *tree_nonrecipients = NULL;
1487tree_node *tree_unusable = NULL;
1488
1489BOOL trusted_caller = FALSE;
1490BOOL trusted_config = TRUE;
1491gid_t *trusted_groups = NULL;
1492uid_t *trusted_users = NULL;
1493uschar *timezone_string = US TIMEZONE_DEFAULT;
1494
1495uschar *unknown_login = NULL;
1496uschar *unknown_username = NULL;
1497uschar *untrusted_set_sender = NULL;
1498
1499/* A regex for matching a "From_" line in an incoming message, in the form
1500
1501 From ph10 Fri Jan 5 12:35 GMT 1996
1502
1503which the "mail" commands send to the MTA (undocumented, of course), or in
1504the form
1505
1506 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1507
1508which is apparently used by some UUCPs, despite it not being in RFC 976.
1509Because of variations in time formats, just match up to the minutes. That
1510should be sufficient. Examples have been seen of time fields like 12:1:03,
1511so just require one digit for hours and minutes. The weekday is also absent
1512in some forms. */
1513
1514uschar *uucp_from_pattern = US
1515 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1516 "(?:" /* Non-extracting bracket */
1517 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1518 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1519 ")" /* End alternation */
1520 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1521
1522uschar *uucp_from_sender = US"$1";
1523
2813c06e 1524uschar *verify_mode = NULL;
420a0d19 1525uschar *version_copyright =
2813c06e
CE
1526 US"Copyright (c) University of Cambridge, 1995 - 2017\n"
1527 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2017";
420a0d19
CE
1528uschar *version_date = US"?";
1529uschar *version_cnumber = US"????";
1530uschar *version_string = US"?";
1531
2813c06e 1532uschar *warn_message_file = NULL;
420a0d19 1533int warning_count = 0;
2813c06e
CE
1534uschar *warnmsg_delay = NULL;
1535uschar *warnmsg_recipients = NULL;
1536BOOL write_rejectlog = TRUE;
1537
420a0d19
CE
1538
1539/* End of globals.c */