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[exim.git] / src / src / globals.c
CommitLineData
059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
3386088d 5/* Copyright (c) University of Cambridge 1995 - 2015 */
059ec3d9
PH		 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
059ec3d9
PH		 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[] = {
6c512171
PH		 18 { "client_condition", opt_stringptr | opt_public,
19 (void *)(offsetof(auth_instance, client_condition)) },
6f123593
JH		 20 { "client_set_id", opt_stringptr | opt_public,
21 (void *)(offsetof(auth_instance, set_client_id)) },
059ec3d9
PH		 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))},
16ff981e
PH		 28 { "server_condition", opt_stringptr | opt_public,
29 (void *)(offsetof(auth_instance, server_condition)) },
059ec3d9
PH		 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
1a46a8c5
PH		 54#ifdef EXPAND_DLFUNC
55tree_node *dlobj_anchor = NULL;
56#endif
57
059ec3d9
PH		 58#ifdef LOOKUP_IBASE
59uschar *ibase_servers = NULL;
60#endif
61
62#ifdef LOOKUP_LDAP
bc19a55b
PP		 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;
059ec3d9 68uschar *eldap_default_servers = NULL;
bc19a55b 69uschar *eldap_require_cert = NULL;
059ec3d9 70int eldap_version = -1;
bc19a55b 71BOOL eldap_start_tls = FALSE;
059ec3d9
PH		 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
de78e2d5 86#ifdef LOOKUP_REDIS
9bdd29ad
TL		 87uschar *redis_servers = NULL;
88#endif
89
31480e42
PH		 90#ifdef LOOKUP_SQLITE
91int sqlite_lock_timeout = 5;
92#endif
93
059ec3d9
PH		 94#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
95BOOL move_frozen_messages = FALSE;
96#endif
97
98/* These variables are outside the #ifdef because it keeps the code less
99cluttered in several places (e.g. during logging) if we can always refer to
100them. Also, the tls_ variables are now always visible. */
101
817d9f57
JH		 102tls_support tls_in = {
103 -1, /* tls_active */
104 0, /* tls_bits */
105 FALSE,/* tls_certificate_verified */
85098ee7
JH		 106#ifdef EXPERIMENTAL_DANE
107 FALSE,/* dane_verified */
594706ea 108 0, /* tlsa_usage */
85098ee7 109#endif
817d9f57
JH		 110 NULL, /* tls_cipher */
111 FALSE,/* tls_on_connect */
112 NULL, /* tls_on_connect_ports */
9d1c15ef
JH		 113 NULL, /* tls_ourcert */
114 NULL, /* tls_peercert */
817d9f57 115 NULL, /* tls_peerdn */
44662487
JH		 116 NULL, /* tls_sni */
117 0 /* tls_ocsp */
817d9f57
JH		 118};
119tls_support tls_out = {
120 -1, /* tls_active */
121 0, /* tls_bits */
122 FALSE,/* tls_certificate_verified */
85098ee7
JH		 123#ifdef EXPERIMENTAL_DANE
124 FALSE,/* dane_verified */
594706ea 125 0, /* tlsa_usage */
85098ee7 126#endif
817d9f57
JH		 127 NULL, /* tls_cipher */
128 FALSE,/* tls_on_connect */
129 NULL, /* tls_on_connect_ports */
9d1c15ef
JH		 130 NULL, /* tls_ourcert */
131 NULL, /* tls_peercert */
817d9f57 132 NULL, /* tls_peerdn */
44662487
JH		 133 NULL, /* tls_sni */
134 0 /* tls_ocsp */
817d9f57
JH		 135};
136
6c1c3d1d
WB		 137uschar *dsn_envid = NULL;
138int dsn_ret = 0;
139const pcre *regex_DSN = NULL;
140BOOL smtp_use_dsn = FALSE;
141uschar *dsn_advertise_hosts = NULL;
059ec3d9
PH		 142
143#ifdef SUPPORT_TLS
e6060e2c 144BOOL gnutls_compat_mode = FALSE;
2519e60d 145BOOL gnutls_allow_auto_pkcs11 = FALSE;
83da1223
PH		 146uschar *gnutls_require_mac = NULL;
147uschar *gnutls_require_kx = NULL;
148uschar *gnutls_require_proto = NULL;
77bb000f 149uschar *openssl_options = NULL;
059ec3d9 150const pcre *regex_STARTTLS = NULL;
23f3dc67 151uschar *tls_advertise_hosts = US"*";
059ec3d9
PH		 152uschar *tls_certificate = NULL;
153uschar *tls_crl = NULL;
3375e053
PP		 154/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
155that's the interop problem which has been observed: GnuTLS suggesting a higher
156bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
157int tls_dh_max_bits = 2236;
059ec3d9 158uschar *tls_dhparam = NULL;
10ca4f1c 159uschar *tls_eccurve = US"prime256v1";
23f3dc67 160# ifndef DISABLE_OCSP
3f7eeb86 161uschar *tls_ocsp_file = NULL;
23f3dc67 162# endif
059ec3d9
PH		 163BOOL tls_offered = FALSE;
164uschar *tls_privatekey = NULL;
165BOOL tls_remember_esmtp = FALSE;
166uschar *tls_require_ciphers = NULL;
167uschar *tls_try_verify_hosts = NULL;
0e0f3f56 168uschar *tls_verify_certificates= US"system";
059ec3d9 169uschar *tls_verify_hosts = NULL;
23f3dc67
JH		 170#else /*!SUPPORT_TLS*/
171uschar *tls_advertise_hosts = NULL;
059ec3d9
PH		 172#endif
173
8ccd00b1 174#ifndef DISABLE_PRDR
fd98a5c6
JH		 175/* Per Recipient Data Response variables */
176BOOL prdr_enable = FALSE;
177BOOL prdr_requested = FALSE;
178const pcre *regex_PRDR = NULL;
179#endif
059ec3d9 180
8c5d388a 181#ifdef SUPPORT_I18N
7ade712c
JH		 182const pcre *regex_UTF8 = NULL;
183#endif
184
059ec3d9
PH		 185/* Input-reading functions for messages, so we can use special ones for
186incoming TCP/IP. The defaults use stdin. We never need these for any
187stand-alone tests. */
188
189#ifndef STAND_ALONE
190int (*receive_getc)(void) = stdin_getc;
191int (*receive_ungetc)(int) = stdin_ungetc;
192int (*receive_feof)(void) = stdin_feof;
193int (*receive_ferror)(void) = stdin_ferror;
58eb016e 194BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 195#endif
196
197
198/* List of per-address expansion variables for clearing and saving/restoring
199when verifying one address while routing/verifying another. We have to have
200the size explicit, because it is referenced from more than one module. */
201
55414b25
JH		 202const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
203 CUSS &deliver_address_data,
204 CUSS &deliver_domain,
205 CUSS &deliver_domain_data,
206 CUSS &deliver_domain_orig,
207 CUSS &deliver_domain_parent,
208 CUSS &deliver_localpart,
209 CUSS &deliver_localpart_data,
210 CUSS &deliver_localpart_orig,
211 CUSS &deliver_localpart_parent,
212 CUSS &deliver_localpart_prefix,
213 CUSS &deliver_localpart_suffix,
214 CUSS (uschar **)(&deliver_recipients),
215 CUSS &deliver_host,
216 CUSS &deliver_home,
217 CUSS &address_file,
218 CUSS &address_pipe,
219 CUSS &self_hostname,
059ec3d9
PH		 220 NULL };
221
222int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
223
224/* General global variables */
225
71fafd95 226header_line *acl_added_headers = NULL;
059ec3d9 227tree_node *acl_anchor = NULL;
525239c1
JH		 228uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
229 NULL, NULL, NULL, NULL};
230int acl_narg = 0;
8f128379 231
059ec3d9 232uschar *acl_not_smtp = NULL;
54cdb463
PH		 233#ifdef WITH_CONTENT_SCAN
234uschar *acl_not_smtp_mime = NULL;
235#endif
45b91596 236uschar *acl_not_smtp_start = NULL;
e7568d51 237uschar *acl_removed_headers = NULL;
059ec3d9
PH		 238uschar *acl_smtp_auth = NULL;
239uschar *acl_smtp_connect = NULL;
240uschar *acl_smtp_data = NULL;
8ccd00b1 241#ifndef DISABLE_PRDR
ad07e9ad 242uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 243#endif
80a47a2c
TK		 244#ifndef DISABLE_DKIM
245uschar *acl_smtp_dkim = NULL;
246#endif
059ec3d9
PH		 247uschar *acl_smtp_etrn = NULL;
248uschar *acl_smtp_expn = NULL;
249uschar *acl_smtp_helo = NULL;
250uschar *acl_smtp_mail = NULL;
251uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 252#ifdef WITH_CONTENT_SCAN
253uschar *acl_smtp_mime = NULL;
254#endif
8f128379 255uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 256uschar *acl_smtp_predata = NULL;
257uschar *acl_smtp_quit = NULL;
258uschar *acl_smtp_rcpt = NULL;
259uschar *acl_smtp_starttls = NULL;
260uschar *acl_smtp_vrfy = NULL;
8f128379 261
059ec3d9 262BOOL acl_temp_details = FALSE;
38a0a95f
PH		 263tree_node *acl_var_c = NULL;
264tree_node *acl_var_m = NULL;
059ec3d9 265uschar *acl_verify_message = NULL;
059ec3d9
PH		 266string_item *acl_warn_logged = NULL;
267
268/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
269error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
270
271uschar *acl_wherenames[] = { US"RCPT",
272 US"MAIL",
273 US"PREDATA",
8523533c 274 US"MIME",
80a47a2c 275 US"DKIM",
059ec3d9 276 US"DATA",
8ccd00b1 277#ifndef DISABLE_PRDR
fd98a5c6
JH		 278 US"PRDR",
279#endif
059ec3d9
PH		 280 US"non-SMTP",
281 US"AUTH",
282 US"connection",
283 US"ETRN",
284 US"EXPN",
285 US"EHLO or HELO",
286 US"MAILAUTH",
45b91596 287 US"non-SMTP-start",
8f128379 288 US"NOTQUIT",
059ec3d9
PH		 289 US"QUIT",
290 US"STARTTLS",
723c72e6 291 US"VRFY",
faa05a93
JH		 292 US"delivery",
293 US"unknown"
059ec3d9
PH		 294 };
295
a5bd321b
PH		 296uschar *acl_wherecodes[] = { US"550", /* RCPT */
297 US"550", /* MAIL */
298 US"550", /* PREDATA */
299 US"550", /* MIME */
80a47a2c 300 US"550", /* DKIM */
a5bd321b 301 US"550", /* DATA */
8ccd00b1 302#ifndef DISABLE_PRDR
fd98a5c6
JH		 303 US"550", /* RCPT PRDR */
304#endif
a5bd321b
PH		 305 US"0", /* not SMTP; not relevant */
306 US"503", /* AUTH */
307 US"550", /* connect */
308 US"458", /* ETRN */
309 US"550", /* EXPN */
310 US"550", /* HELO/EHLO */
311 US"0", /* MAILAUTH; not relevant */
312 US"0", /* not SMTP; not relevant */
8f128379 313 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 314 US"0", /* QUIT; not relevant */
315 US"550", /* STARTTLS */
723c72e6 316 US"252", /* VRFY */
faa05a93 317 US"0", /* delivery; not relevant */
723c72e6 318 US"0" /* unknown; not relevant */
059ec3d9 319 };
8e669ac1 320
69358f02
PH		 321BOOL active_local_from_check = FALSE;
322BOOL active_local_sender_retain = FALSE;
9cbad13b 323BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
059ec3d9
PH		 324address_item *addr_duplicate = NULL;
325
326address_item address_defaults = {
327 NULL, /* next */
328 NULL, /* parent */
329 NULL, /* first */
330 NULL, /* dupof */
331 NULL, /* start_router */
332 NULL, /* router */
333 NULL, /* transport */
334 NULL, /* host_list */
335 NULL, /* host_used */
336 NULL, /* fallback_hosts */
337 NULL, /* reply */
338 NULL, /* retries */
339 NULL, /* address */
340 NULL, /* unique */
341 NULL, /* cc_local_part */
342 NULL, /* lc_local_part */
343 NULL, /* local_part */
344 NULL, /* prefix */
345 NULL, /* suffix */
346 NULL, /* domain */
347 NULL, /* address_retry_key */
348 NULL, /* domain_retry_key */
349 NULL, /* current_dir */
350 NULL, /* home_dir */
351 NULL, /* message */
352 NULL, /* user_message */
353 NULL, /* onetime_parent */
354 NULL, /* pipe_expandn */
355 NULL, /* return_filename */
356 NULL, /* self_hostname */
357 NULL, /* shadow_message */
895fbaf2 358#ifdef SUPPORT_TLS
059ec3d9 359 NULL, /* cipher */
9d1c15ef
JH		 360 NULL, /* ourcert */
361 NULL, /* peercert */
059ec3d9 362 NULL, /* peerdn */
018058b2 363 OCSP_NOT_REQ, /* ocsp */
895fbaf2
JH		 364#endif
365#ifdef EXPERIMENTAL_DSN_INFO
366 NULL, /* smtp_greeting */
367 NULL, /* helo_response */
368#endif
018c60d7
JH		 369 NULL, /* authenticator */
370 NULL, /* auth_id */
371 NULL, /* auth_sndr */
6c1c3d1d
WB		 372 NULL, /* dsn_orcpt */
373 0, /* dsn_flags */
374 0, /* dsn_aware */
059ec3d9
PH		 375 (uid_t)(-1), /* uid */
376 (gid_t)(-1), /* gid */
377 0, /* flags */
378 { 0 }, /* domain_cache - any larger array should be zeroed */
379 { 0 }, /* localpart_cache - ditto */
380 -1, /* mode */
381 0, /* more_errno */
382 ERRNO_UNKNOWNERROR, /* basic_errno */
383 0, /* child_count */
384 -1, /* return_file */
385 SPECIAL_NONE, /* special_action */
386 DEFER, /* transport_return */
387 { /* fields that are propagated to children */
388 NULL, /* address_data */
389 NULL, /* domain_data */
390 NULL, /* localpart_data */
391 NULL, /* errors_address */
392 NULL, /* extra_headers */
393 NULL, /* remove_headers */
384152a6
TK		 394#ifdef EXPERIMENTAL_SRS
395 NULL, /* srs_sender */
7ade712c 396#endif
8c5d388a 397#ifdef SUPPORT_I18N
7ade712c 398 FALSE, /* utf8 */
384152a6 399#endif
059ec3d9
PH		 400 }
401};
402
403uschar *address_file = NULL;
404uschar *address_pipe = NULL;
405BOOL address_test_mode = FALSE;
406tree_node *addresslist_anchor = NULL;
407int addresslist_count = 0;
408gid_t *admin_groups = NULL;
409BOOL admin_user = FALSE;
c46782ef 410BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 411BOOL allow_domain_literals = FALSE;
412BOOL allow_mx_to_ip = FALSE;
413BOOL allow_unqualified_recipient = TRUE; /* For local messages */
414BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
415BOOL allow_utf8_domains = FALSE;
2d07a215 416uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 417uschar *authenticated_id = NULL;
418uschar *authenticated_sender = NULL;
419BOOL authentication_failed = FALSE;
420auth_instance *auths = NULL;
421uschar *auth_advertise_hosts = US"*";
422auth_instance auth_defaults = {
423 NULL, /* chain pointer */
424 NULL, /* name */
425 NULL, /* info */
426 NULL, /* private options block pointer */
427 NULL, /* driver_name */
428 NULL, /* advertise_condition */
6c512171 429 NULL, /* client_condition */
059ec3d9
PH		 430 NULL, /* public_name */
431 NULL, /* set_id */
c8e2fc1e 432 NULL, /* set_client_id */
059ec3d9
PH		 433 NULL, /* server_mail_auth_condition */
434 NULL, /* server_debug_string */
16ff981e 435 NULL, /* server_condition */
059ec3d9
PH		 436 FALSE, /* client */
437 FALSE, /* server */
438 FALSE /* advertised */
439};
440
441uschar *auth_defer_msg = US"reason not recorded";
442uschar *auth_defer_user_msg = US"";
f78eb7c6 443uschar *auth_vars[AUTH_VARS];
059ec3d9 444int auto_thaw = 0;
8523533c 445#ifdef WITH_CONTENT_SCAN
9e949f00 446BOOL av_failed = FALSE;
8523533c
TK		 447uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
448#endif
059ec3d9
PH		 449
450BOOL background_daemon = TRUE;
9a799bc0
PH		 451
452#if BASE_62 == 62
059ec3d9
PH		 453uschar *base62_chars=
454 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 455#else
456uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
457#endif
458
059ec3d9
PH		 459uschar *bi_command = NULL;
460uschar *big_buffer = NULL;
461int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 462#ifdef EXPERIMENTAL_BRIGHTMAIL
463uschar *bmi_alt_location = NULL;
464uschar *bmi_base64_tracker_verdict = NULL;
465uschar *bmi_base64_verdict = NULL;
466uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
467int bmi_deliver = 1;
468int bmi_run = 0;
469uschar *bmi_verdicts = NULL;
470#endif
939c3e34 471int body_8bitmime = 0;
059ec3d9
PH		 472int body_linecount = 0;
473int body_zerocount = 0;
474uschar *bounce_message_file = NULL;
475uschar *bounce_message_text = NULL;
476uschar *bounce_recipient = NULL;
477BOOL bounce_return_body = TRUE;
62b7cd08 478int bounce_return_linesize_limit = 998;
059ec3d9
PH		 479BOOL bounce_return_message = TRUE;
480int bounce_return_size_limit = 100*1024;
481uschar *bounce_sender_authentication = NULL;
482int bsmtp_transaction_linecount = 0;
483
055e2cb4 484uschar *callout_address = NULL;
059ec3d9
PH		 485int callout_cache_domain_positive_expire = 7*24*60*60;
486int callout_cache_domain_negative_expire = 3*60*60;
487int callout_cache_positive_expire = 24*60*60;
488int callout_cache_negative_expire = 2*60*60;
489uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 490uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
059ec3d9
PH		 491int check_log_inodes = 0;
492int check_log_space = 0;
a0d6ba8a 493BOOL check_rfc2047_length = TRUE;
059ec3d9
PH		 494int check_spool_inodes = 0;
495int check_spool_space = 0;
6f123593
JH		 496uschar *client_authenticator = NULL;
497uschar *client_authenticated_id = NULL;
c8e2fc1e 498uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 499int clmacro_count = 0;
500uschar *clmacros[MAX_CLMACROS];
501BOOL config_changed = FALSE;
502FILE *config_file = NULL;
503uschar *config_filename = NULL;
504int config_lineno = 0;
35edf2ff
PH		 505#ifdef CONFIGURE_GROUP
506gid_t config_gid = CONFIGURE_GROUP;
507#endif
059ec3d9
PH		 508uschar *config_main_filelist = US CONFIGURE_FILE
509 "\0<-----------Space to patch configure_filename->";
510uschar *config_main_filename = NULL;
98b8312f 511uschar *config_main_directory = NULL;
059ec3d9
PH		 512
513#ifdef CONFIGURE_OWNER
514uid_t config_uid = CONFIGURE_OWNER;
515#endif
516
517int connection_max_messages= -1;
518uschar *continue_hostname = NULL;
519uschar *continue_host_address = NULL;
520BOOL continue_more = FALSE;
521int continue_sequence = 1;
522uschar *continue_transport = NULL;
523
e5a9dba6 524uschar *csa_status = NULL;
5032d1cf
JH		 525cut_t cutthrough = {
526 FALSE, /* delivery: when to attempt */
527 -1, /* fd: open connection */
528 0, /* nrcpt: number of addresses */
529};
e5a9dba6 530
059ec3d9
PH		 531BOOL daemon_listen = FALSE;
532uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 533int daemon_startup_retries = 9;
534int daemon_startup_sleep = 30;
6a8f9482
TK		 535
536#ifdef EXPERIMENTAL_DCC
537BOOL dcc_direct_add_header = FALSE;
538uschar *dcc_header = NULL;
539uschar *dcc_result = NULL;
540uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
541uschar *dccifd_options = US"header";
542#endif
543
3d235903 544BOOL debug_daemon = FALSE;
059ec3d9
PH		 545int debug_fd = -1;
546FILE *debug_file = NULL;
6c6d6e48
TF		 547int debug_notall[] = {
548 Di_memory,
549 -1
059ec3d9 550};
6c6d6e48
TF		 551bit_table debug_options[] = { /* must be in alphabetical order */
552 BIT_TABLE(D, acl),
553 BIT_TABLE(D, all),
554 BIT_TABLE(D, auth),
555 BIT_TABLE(D, deliver),
556 BIT_TABLE(D, dns),
557 BIT_TABLE(D, dnsbl),
558 BIT_TABLE(D, exec),
559 BIT_TABLE(D, expand),
560 BIT_TABLE(D, filter),
561 BIT_TABLE(D, hints_lookup),
562 BIT_TABLE(D, host_lookup),
563 BIT_TABLE(D, ident),
564 BIT_TABLE(D, interface),
565 BIT_TABLE(D, lists),
566 BIT_TABLE(D, load),
567 BIT_TABLE(D, local_scan),
568 BIT_TABLE(D, lookup),
569 BIT_TABLE(D, memory),
570 BIT_TABLE(D, pid),
571 BIT_TABLE(D, process_info),
572 BIT_TABLE(D, queue_run),
573 BIT_TABLE(D, receive),
574 BIT_TABLE(D, resolver),
575 BIT_TABLE(D, retry),
576 BIT_TABLE(D, rewrite),
577 BIT_TABLE(D, route),
578 BIT_TABLE(D, timestamp),
579 BIT_TABLE(D, tls),
580 BIT_TABLE(D, transport),
581 BIT_TABLE(D, uid),
582 BIT_TABLE(D, verify),
583};
584int debug_options_count = nelem(debug_options);
585
059ec3d9
PH		 586unsigned int debug_selector = 0;
587int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 588uschar *delay_warning_condition=
589 US"${if or {"
e85a7ad5 590 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 591 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
592 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
593 "} {no}{yes}}";
059ec3d9
PH		 594BOOL delivery_date_remove = TRUE;
595uschar *deliver_address_data = NULL;
596int deliver_datafile = -1;
55414b25 597const uschar *deliver_domain = NULL;
059ec3d9 598uschar *deliver_domain_data = NULL;
55414b25
JH		 599const uschar *deliver_domain_orig = NULL;
600const uschar *deliver_domain_parent = NULL;
059ec3d9
PH		 601BOOL deliver_drop_privilege = FALSE;
602BOOL deliver_firsttime = FALSE;
603BOOL deliver_force = FALSE;
604BOOL deliver_freeze = FALSE;
19050083 605time_t deliver_frozen_at = 0;
059ec3d9 606uschar *deliver_home = NULL;
55414b25
JH		 607const uschar *deliver_host = NULL;
608const uschar *deliver_host_address = NULL;
a7538db1 609int deliver_host_port = 0;
059ec3d9
PH		 610uschar *deliver_in_buffer = NULL;
611ino_t deliver_inode = 0;
612uschar *deliver_localpart = NULL;
613uschar *deliver_localpart_data = NULL;
614uschar *deliver_localpart_orig = NULL;
615uschar *deliver_localpart_parent = NULL;
616uschar *deliver_localpart_prefix = NULL;
617uschar *deliver_localpart_suffix = NULL;
618BOOL deliver_force_thaw = FALSE;
619BOOL deliver_manual_thaw = FALSE;
620uschar *deliver_out_buffer = NULL;
621int deliver_queue_load_max = -1;
622address_item *deliver_recipients = NULL;
623uschar *deliver_selectstring = NULL;
624BOOL deliver_selectstring_regex = FALSE;
625uschar *deliver_selectstring_sender = NULL;
626BOOL deliver_selectstring_sender_regex = FALSE;
8523533c
TK		 627#ifdef WITH_OLD_DEMIME
628int demime_errorlevel = 0;
629int demime_ok = 0;
630uschar *demime_reason = NULL;
631#endif
4c590bd1 632BOOL disable_callout_flush = FALSE;
047bdd8c 633BOOL disable_delay_flush = FALSE;
54fc8428
PH		 634#ifdef ENABLE_DISABLE_FSYNC
635BOOL disable_fsync = FALSE;
636#endif
7e66e54d 637BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 638BOOL disable_logging = FALSE;
639
80a47a2c 640#ifndef DISABLE_DKIM
abe1010c 641BOOL dkim_collect_input = FALSE;
2df588c9 642uschar *dkim_cur_signer = NULL;
abe1010c
JH		 643BOOL dkim_disable_verify = FALSE;
644int dkim_key_length = 0;
9e5d6b55 645uschar *dkim_signers = NULL;
f7572e5a
TK		 646uschar *dkim_signing_domain = NULL;
647uschar *dkim_signing_selector = NULL;
9e5d6b55 648uschar *dkim_verify_signers = US"$dkim_signers";
f7572e5a 649#endif
4840604e 650#ifdef EXPERIMENTAL_DMARC
4a8ce2d8 651BOOL dmarc_has_been_checked = FALSE;
4840604e 652uschar *dmarc_ar_header = NULL;
8c8b8274 653uschar *dmarc_domain_policy = NULL;
4840604e
TL		 654uschar *dmarc_forensic_sender = NULL;
655uschar *dmarc_history_file = NULL;
656uschar *dmarc_status = NULL;
657uschar *dmarc_status_text = NULL;
658uschar *dmarc_tld_file = NULL;
659uschar *dmarc_used_domain = NULL;
660BOOL dmarc_disable_verify = FALSE;
661BOOL dmarc_enable_forensic = FALSE;
662#endif
f7572e5a 663
059ec3d9 664uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 665int dns_csa_search_limit = 5;
666BOOL dns_csa_use_reverse = TRUE;
e682570f
TL		 667#ifdef EXPERIMENTAL_DANE
668int dns_dane_ok = -1;
669#endif
059ec3d9
PH		 670uschar *dns_ipv4_lookup = NULL;
671int dns_retrans = 0;
672int dns_retry = 0;
0fbd9bff 673int dns_dnssec_ok = -1; /* <0 = not coerced */
9820a77f 674uschar *dns_trust_aa = NULL;
e97d1f08 675int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 676uschar *dnslist_domain = NULL;
93655c46 677uschar *dnslist_matched = NULL;
059ec3d9
PH		 678uschar *dnslist_text = NULL;
679uschar *dnslist_value = NULL;
680tree_node *domainlist_anchor = NULL;
681int domainlist_count = 0;
682BOOL dont_deliver = FALSE;
683BOOL dot_ends = TRUE;
684BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 685uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 686
687BOOL enable_dollar_recipients = FALSE;
688BOOL envelope_to_remove = TRUE;
689int errno_quota = ERRNO_QUOTA;
690uschar *errors_copy = NULL;
691int error_handling = ERRORS_SENDER;
692uschar *errors_reply_to = NULL;
693int errors_sender_rc = EXIT_FAILURE;
0cbf2b82 694#ifndef DISABLE_EVENT
723fe533
JH		 695uschar *event_action = NULL; /* expansion for delivery events */
696uschar *event_data = NULL; /* auxilary data variable for event */
697int event_defer_errno = 0;
55414b25 698const uschar *event_name = NULL; /* event name variable */
723fe533
JH		 699#endif
700
059ec3d9
PH		 701
702gid_t exim_gid = EXIM_GID;
703BOOL exim_gid_set = TRUE; /* This gid is always set */
704uschar *exim_path = US BIN_DIRECTORY "/exim"
705 "\0<---------------Space to patch exim_path->";
706uid_t exim_uid = EXIM_UID;
707BOOL exim_uid_set = TRUE; /* This uid is always set */
708int expand_forbid = 0;
709int expand_nlength[EXPAND_MAXN+1];
710int expand_nmax = -1;
711uschar *expand_nstring[EXPAND_MAXN+1];
712BOOL expand_string_forcedfail = FALSE;
713uschar *expand_string_message;
714BOOL extract_addresses_remove_arguments = TRUE;
715uschar *extra_local_interfaces = NULL;
716
29aba418 717int fake_response = OK;
0e22dfd1
PH		 718uschar *fake_response_text = US"Your message has been rejected but is "
719 "being kept for evaluation.\nIf it was a "
720 "legitimate message, it may still be "
721 "delivered to the target recipient(s).";
059ec3d9
PH		 722int filter_n[FILTER_VARIABLE_COUNT];
723BOOL filter_running = FALSE;
724int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 725int filter_test = FTEST_NONE;
726uschar *filter_test_sfile = NULL;
727uschar *filter_test_ufile = NULL;
059ec3d9
PH		 728uschar *filter_thisaddress = NULL;
729int finduser_retries = 0;
8523533c
TK		 730#ifdef WITH_OLD_DEMIME
731uschar *found_extension = NULL;
732#endif
059ec3d9
PH		 733uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
734uschar *freeze_tell = NULL;
6a3f1455 735uschar *freeze_tell_config = NULL;
059ec3d9
PH		 736uschar *fudged_queue_times = US"";
737
738uschar *gecos_name = NULL;
739uschar *gecos_pattern = NULL;
740rewrite_rule *global_rewrite_rules = NULL;
741
742uschar *headers_charset = US HEADERS_CHARSET;
743int header_insert_maxlen = 64 * 1024;
744header_line *header_last = NULL;
745header_line *header_list = NULL;
746int header_maxsize = HEADER_MAXSIZE;
747int header_line_maxsize = 0;
748
749header_name header_names[] = {
750 { US"bcc", 3, TRUE, htype_bcc },
751 { US"cc", 2, TRUE, htype_cc },
752 { US"date", 4, TRUE, htype_date },
753 { US"delivery-date", 13, FALSE, htype_delivery_date },
754 { US"envelope-to", 11, FALSE, htype_envelope_to },
755 { US"from", 4, TRUE, htype_from },
756 { US"message-id", 10, TRUE, htype_id },
757 { US"received", 8, FALSE, htype_received },
758 { US"reply-to", 8, FALSE, htype_reply_to },
759 { US"return-path", 11, FALSE, htype_return_path },
760 { US"sender", 6, TRUE, htype_sender },
761 { US"subject", 7, FALSE, htype_subject },
762 { US"to", 2, TRUE, htype_to }
763};
764
765int header_names_size = sizeof(header_names)/sizeof(header_name);
766
767BOOL header_rewritten = FALSE;
768uschar *helo_accept_junk_hosts = NULL;
769uschar *helo_allow_chars = US"";
770uschar *helo_lookup_domains = US"@ : @[]";
771uschar *helo_try_verify_hosts = NULL;
772BOOL helo_verified = FALSE;
d7b47fd0 773BOOL helo_verify_failed = FALSE;
059ec3d9 774uschar *helo_verify_hosts = NULL;
1ba28e2b 775const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH		 776uschar *hold_domains = NULL;
777BOOL host_checking = FALSE;
778BOOL host_checking_callout = FALSE;
779uschar *host_data = NULL;
780BOOL host_find_failed_syntax= FALSE;
781uschar *host_lookup = NULL;
b08b24c8 782BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 783BOOL host_lookup_failed = FALSE;
784uschar *host_lookup_order = US"bydns:byaddr";
785uschar *host_lookup_msg = US"";
786int host_number = 0;
787uschar *host_number_string = NULL;
788uschar *host_reject_connection = NULL;
789tree_node *hostlist_anchor = NULL;
790int hostlist_count = 0;
791uschar *hosts_treat_as_local = NULL;
792uschar *hosts_connection_nolog = NULL;
793
794int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
795BOOL ignore_fromline_local = FALSE;
796uschar *ignore_fromline_hosts = NULL;
9ee44efb
PP		 797BOOL inetd_wait_mode = FALSE;
798int inetd_wait_timeout = -1;
059ec3d9
PH		 799uschar *interface_address = NULL;
800int interface_port = -1;
801BOOL is_inetd = FALSE;
0ce9abe6 802uschar *iterate_item = NULL;
059ec3d9
PH		 803
804int journal_fd = -1;
805
806int keep_malformed = 4*24*60*60; /* 4 days */
807
808uschar *eldap_dn = NULL;
809int load_average = -2;
810BOOL local_error_message = FALSE;
811BOOL local_from_check = TRUE;
812uschar *local_from_prefix = NULL;
813uschar *local_from_suffix = NULL;
814
815#if HAVE_IPV6
816uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
817#else
818uschar *local_interfaces = US"0.0.0.0";
819#endif
820
821uschar *local_scan_data = NULL;
822int local_scan_timeout = 5*60;
823BOOL local_sender_retain = FALSE;
824gid_t local_user_gid = (gid_t)(-1);
825uid_t local_user_uid = (uid_t)(-1);
826
827tree_node *localpartlist_anchor= NULL;
828int localpartlist_count = 0;
829uschar *log_buffer = NULL;
6c6d6e48
TF		 830
831int log_default[] = { /* for initializing log_selector */
832 Li_acl_warn_skipped,
833 Li_connection_reject,
834 Li_delay_delivery,
835 Li_dnslist_defer,
836 Li_etrn,
837 Li_host_lookup_failed,
838 Li_lost_incoming_connection,
ac881e27 839 Li_outgoing_interface, /* see d_log_interface in deliver.c */
6c6d6e48
TF		 840 Li_queue_run,
841 Li_rejected_header,
842 Li_retry_defer,
843 Li_sender_verify_fail,
844 Li_size_reject,
845 Li_skip_delivery,
846 Li_smtp_confirmation,
847 Li_tls_certificate_verified,
848 Li_tls_cipher,
849 -1
850};
851
059ec3d9
PH		 852uschar *log_file_path = US LOG_FILE_PATH
853 "\0<--------------Space to patch log_file_path->";
854
6c6d6e48
TF		 855int log_notall[] = {
856 -1
857};
858bit_table log_options[] = { /* must be in alphabetical order */
859 BIT_TABLE(L, 8bitmime),
860 BIT_TABLE(L, acl_warn_skipped),
861 BIT_TABLE(L, address_rewrite),
862 BIT_TABLE(L, all),
863 BIT_TABLE(L, all_parents),
864 BIT_TABLE(L, arguments),
865 BIT_TABLE(L, connection_reject),
866 BIT_TABLE(L, delay_delivery),
867 BIT_TABLE(L, deliver_time),
868 BIT_TABLE(L, delivery_size),
869 BIT_TABLE(L, dnslist_defer),
870 BIT_TABLE(L, etrn),
871 BIT_TABLE(L, host_lookup_failed),
872 BIT_TABLE(L, ident_timeout),
873 BIT_TABLE(L, incoming_interface),
874 BIT_TABLE(L, incoming_port),
875 BIT_TABLE(L, lost_incoming_connection),
ac881e27 876 BIT_TABLE(L, outgoing_interface),
6c6d6e48
TF		 877 BIT_TABLE(L, outgoing_port),
878 BIT_TABLE(L, pid),
e6d2a989 879#if defined(SUPPORT_PROXY) || defined (SUPPORT_SOCKS)
6c6d6e48
TF		 880 BIT_TABLE(L, proxy),
881#endif
882 BIT_TABLE(L, queue_run),
883 BIT_TABLE(L, queue_time),
884 BIT_TABLE(L, queue_time_overall),
885 BIT_TABLE(L, received_recipients),
886 BIT_TABLE(L, received_sender),
887 BIT_TABLE(L, rejected_header),
888 { US"rejected_headers", Li_rejected_header },
889 BIT_TABLE(L, retry_defer),
890 BIT_TABLE(L, return_path_on_delivery),
891 BIT_TABLE(L, sender_on_delivery),
892 BIT_TABLE(L, sender_verify_fail),
893 BIT_TABLE(L, size_reject),
894 BIT_TABLE(L, skip_delivery),
895 BIT_TABLE(L, smtp_confirmation),
896 BIT_TABLE(L, smtp_connection),
897 BIT_TABLE(L, smtp_incomplete_transaction),
898 BIT_TABLE(L, smtp_mailauth),
899 BIT_TABLE(L, smtp_no_mail),
900 BIT_TABLE(L, smtp_protocol_error),
901 BIT_TABLE(L, smtp_syntax_error),
902 BIT_TABLE(L, subject),
903 BIT_TABLE(L, tls_certificate_verified),
904 BIT_TABLE(L, tls_cipher),
905 BIT_TABLE(L, tls_peerdn),
906 BIT_TABLE(L, tls_sni),
907 BIT_TABLE(L, unknown_in_list),
059ec3d9 908};
6c6d6e48 909int log_options_count = nelem(log_options);
059ec3d9 910
6ea85e9a 911int log_reject_target = 0;
6c6d6e48 912unsigned int log_selector[log_selector_size]; /* initialized in main() */
059ec3d9
PH		 913uschar *log_selector_string = NULL;
914FILE *log_stderr = NULL;
915BOOL log_testing_mode = FALSE;
916BOOL log_timezone = FALSE;
917uschar *login_sender_address = NULL;
4e0983dc 918uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 919int lookup_open_max = 25;
920uschar *lookup_value = NULL;
921
922macro_item *macros = NULL;
923uschar *mailstore_basename = NULL;
8523533c
TK		 924#ifdef WITH_CONTENT_SCAN
925uschar *malware_name = NULL; /* Virus Name */
926#endif
d677b2f2 927int max_received_linelength= 0;
059ec3d9
PH		 928int max_username_length = 0;
929int message_age = 0;
930uschar *message_body = NULL;
931uschar *message_body_end = NULL;
ddea74fa 932BOOL message_body_newlines = FALSE;
059ec3d9
PH		 933int message_body_size = 0;
934int message_body_visible = 500;
935int message_ended = END_NOTSTARTED;
936uschar *message_headers = NULL;
937uschar *message_id;
938uschar *message_id_domain = NULL;
939uschar *message_id_text = NULL;
940struct timeval message_id_tv = { 0, 0 };
941uschar message_id_option[MESSAGE_ID_LENGTH + 3];
942uschar *message_id_external;
943int message_linecount = 0;
944BOOL message_logs = TRUE;
945int message_size = 0;
946uschar *message_size_limit = US"50M";
8c5d388a 947#ifdef SUPPORT_I18N
eb02f5df 948BOOL message_smtputf8 = FALSE;
3c8b3577 949int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 950#endif
059ec3d9
PH		 951uschar message_subdir[2] = { 0, 0 };
952uschar *message_reference = NULL;
8523533c
TK		 953
954/* MIME ACL expandables */
955#ifdef WITH_CONTENT_SCAN
f7b63901 956int mime_anomaly_level = 0;
1ba28e2b 957const uschar *mime_anomaly_text = NULL;
8523533c
TK		 958uschar *mime_boundary = NULL;
959uschar *mime_charset = NULL;
960uschar *mime_content_description = NULL;
961uschar *mime_content_disposition = NULL;
962uschar *mime_content_id = NULL;
963unsigned int mime_content_size = 0;
964uschar *mime_content_transfer_encoding = NULL;
965uschar *mime_content_type = NULL;
966uschar *mime_decoded_filename = NULL;
967uschar *mime_filename = NULL;
968int mime_is_multipart = 0;
969int mime_is_coverletter = 0;
970int mime_is_rfc822 = 0;
971int mime_part_count = -1;
972#endif
973
059ec3d9
PH		 974BOOL mua_wrapper = FALSE;
975
976uid_t *never_users = NULL;
8523533c
TK		 977#ifdef WITH_CONTENT_SCAN
978BOOL no_mbox_unspool = FALSE;
979#endif
059ec3d9
PH		 980BOOL no_multiline_responses = FALSE;
981
982uid_t original_euid;
983gid_t originator_gid;
984uschar *originator_login = NULL;
985uschar *originator_name = NULL;
986uid_t originator_uid;
987uschar *override_local_interfaces = NULL;
988uschar *override_pid_file_path = NULL;
989
990BOOL parse_allow_group = FALSE;
991BOOL parse_found_group = FALSE;
992uschar *percent_hack_domains = NULL;
993uschar *pid_file_path = US PID_FILE_PATH
994 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 995BOOL pipelining_enable = TRUE;
059ec3d9
PH		 996uschar *pipelining_advertise_hosts = US"*";
997BOOL preserve_message_logs = FALSE;
998uschar *primary_hostname = NULL;
999BOOL print_topbitchars = FALSE;
1000uschar process_info[PROCESS_INFO_SIZE];
921b12ca 1001int process_info_len = 0;
059ec3d9
PH		 1002uschar *process_log_path = NULL;
1003BOOL prod_requires_admin = TRUE;
a3c86431 1004
e6d2a989 1005#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
cee5f132 1006uschar *hosts_proxy = US"";
e6d2a989
JH		 1007uschar *proxy_external_address = US"";
1008int proxy_external_port = 0;
1009uschar *proxy_local_address = US"";
1010int proxy_local_port = 0;
a3c86431
TL		 1011BOOL proxy_session = FALSE;
1012BOOL proxy_session_failed = FALSE;
1013#endif
1014
fffda43a
TK		 1015uschar *prvscheck_address = NULL;
1016uschar *prvscheck_keynum = NULL;
1017uschar *prvscheck_result = NULL;
1018
059ec3d9 1019
55414b25 1020const uschar *qualify_domain_recipient = NULL;
059ec3d9
PH		 1021uschar *qualify_domain_sender = NULL;
1022BOOL queue_2stage = FALSE;
1023uschar *queue_domains = NULL;
1024int queue_interval = -1;
1025BOOL queue_list_requires_admin = TRUE;
1026BOOL queue_only = FALSE;
1027uschar *queue_only_file = NULL;
1028int queue_only_load = -1;
8669f003 1029BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 1030BOOL queue_only_override = TRUE;
1031BOOL queue_only_policy = FALSE;
1032BOOL queue_run_first_delivery = FALSE;
1033BOOL queue_run_force = FALSE;
1034BOOL queue_run_in_order = FALSE;
1035BOOL queue_run_local = FALSE;
1036int queue_run_max = 5;
1037pid_t queue_run_pid = (pid_t)0;
1038int queue_run_pipe = -1;
1039BOOL queue_running = FALSE;
1040BOOL queue_smtp = FALSE;
1041uschar *queue_smtp_domains = NULL;
1042
1043unsigned int random_seed = 0;
fe0dab11 1044tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1045tree_node *ratelimiters_conn = NULL;
1046tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1047uschar *raw_active_hostname = NULL;
1048uschar *raw_sender = NULL;
1049uschar **raw_recipients = NULL;
1050int raw_recipients_count = 0;
1051
1052int rcpt_count = 0;
1053int rcpt_fail_count = 0;
1054int rcpt_defer_count = 0;
1055gid_t real_gid;
1056uid_t real_uid;
1057BOOL really_exim = TRUE;
1058BOOL receive_call_bombout = FALSE;
1059int receive_linecount = 0;
1060int receive_messagecount = 0;
1061int receive_timeout = 0;
1062int received_count = 0;
1063uschar *received_for = NULL;
1064
1065/* This is the default text for Received headers generated by Exim. The
1066date will be automatically added on the end. */
1067
1068uschar *received_header_text = US
1069 "Received: "
1070 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 1071 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 1072 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1073 "by $primary_hostname "
1074 "${if def:received_protocol {with $received_protocol}} "
1075 #ifdef SUPPORT_TLS
1076 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1077 #endif
1078 "(Exim $version_number)\n\t"
3e46c1aa 1079 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1080 "id $message_exim_id"
059ec3d9
PH		 1081 "${if def:received_for {\n\tfor $received_for}}"
1082 "\0<---------------Space to patch received_header_text->";
1083
1084int received_headers_max = 30;
1085uschar *received_protocol = NULL;
1086int received_time = 0;
1087uschar *recipient_data = NULL;
1088uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1089uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 1090int recipients_count = 0;
1091BOOL recipients_discarded = FALSE;
1092recipient_item *recipients_list = NULL;
1093int recipients_list_max = 0;
1094int recipients_max = 0;
1095BOOL recipients_max_reject = FALSE;
1096const pcre *regex_AUTH = NULL;
1097const pcre *regex_check_dns_names = NULL;
1098const pcre *regex_From = NULL;
f1513293 1099const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1100const pcre *regex_PIPELINING = NULL;
1101const pcre *regex_SIZE = NULL;
1102const pcre *regex_ismsgid = NULL;
f38917cc
JH		 1103const pcre *regex_smtp_code = NULL;
1104uschar *regex_vars[REGEX_VARS];
a7cbbf50
PP		 1105#ifdef WHITELIST_D_MACROS
1106const pcre *regex_whitelisted_macro = NULL;
1107#endif
8523533c
TK		 1108#ifdef WITH_CONTENT_SCAN
1109uschar *regex_match_string = NULL;
1110#endif
059ec3d9
PH		 1111int remote_delivery_count = 0;
1112int remote_max_parallel = 2;
1113uschar *remote_sort_domains = NULL;
1114int retry_data_expire = 7*24*60*60;
1115int retry_interval_max = 24*60*60;
1116int retry_maximum_timeout = 0; /* set from retry config */
1117retry_config *retries = NULL;
1118uschar *return_path = NULL;
1119BOOL return_path_remove = TRUE;
1120int rewrite_existflags = 0;
f926e272
JH		 1121uschar *rfc1413_hosts = US"@[]";
1122int rfc1413_query_timeout = 0;
059ec3d9 1123/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 1124uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1125uid_t root_uid = ROOT_UID;
1126
1127router_instance *routers = NULL;
1128router_instance router_defaults = {
1129 NULL, /* chain pointer */
1130 NULL, /* name */
1131 NULL, /* info */
1132 NULL, /* private options block pointer */
1133 NULL, /* driver name */
1134
1135 NULL, /* address_data */
8523533c
TK		 1136#ifdef EXPERIMENTAL_BRIGHTMAIL
1137 NULL, /* bmi_rule */
8e669ac1 1138#endif
059ec3d9
PH		 1139 NULL, /* cannot_route_message */
1140 NULL, /* condition */
1141 NULL, /* current_directory */
1142 NULL, /* debug_string */
1143 NULL, /* domains */
1144 NULL, /* errors_to */
1145 NULL, /* expand_gid */
1146 NULL, /* expand_uid */
1147 NULL, /* expand_more */
1148 NULL, /* expand_unseen */
1149 NULL, /* extra_headers */
1150 NULL, /* fallback_hosts */
1151 NULL, /* home_directory */
1152 NULL, /* ignore_target_hosts */
1153 NULL, /* local_parts */
1154 NULL, /* pass_router_name */
1155 NULL, /* prefix */
1156 NULL, /* redirect_router_name */
1157 NULL, /* remove_headers */
1158 NULL, /* require_files */
1159 NULL, /* router_home_directory */
1160 US"freeze", /* self */
1161 NULL, /* senders */
1162 NULL, /* suffix */
1163 NULL, /* translate_ip_address */
1164 NULL, /* transport_name */
1165
1166 TRUE, /* address_test */
8523533c
TK		 1167#ifdef EXPERIMENTAL_BRIGHTMAIL
1168 FALSE, /* bmi_deliver_alternate */
1169 FALSE, /* bmi_deliver_default */
1170 FALSE, /* bmi_dont_deliver */
1171#endif
059ec3d9
PH		 1172 TRUE, /* expn */
1173 FALSE, /* caseful_local_part */
1174 FALSE, /* check_local_user */
1175 FALSE, /* disable_logging */
1176 FALSE, /* fail_verify_recipient */
1177 FALSE, /* fail_verify_sender */
1178 FALSE, /* gid_set */
1179 FALSE, /* initgroups */
1180 TRUE_UNSET, /* log_as_local */
1181 TRUE, /* more */
1182 FALSE, /* pass_on_timeout */
1183 FALSE, /* prefix_optional */
1184 TRUE, /* repeat_use */
1185 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1186 FALSE, /* same_domain_copy_routing */
1187 FALSE, /* self_rewrite */
1188 FALSE, /* suffix_optional */
1189 FALSE, /* verify_only */
1190 TRUE, /* verify_recipient */
1191 TRUE, /* verify_sender */
1192 FALSE, /* uid_set */
1193 FALSE, /* unseen */
6c1c3d1d 1194 FALSE, /* dsn_lasthop */
059ec3d9
PH		 1195
1196 self_freeze, /* self_code */
1197 (uid_t)(-1), /* uid */
1198 (gid_t)(-1), /* gid */
1199
1200 NULL, /* fallback_hostlist */
1201 NULL, /* transport instance */
1202 NULL, /* pass_router */
99c1bb4e
HSHR		 1203 NULL, /* redirect_router */
1204
0539a19d 1205 { NULL, NULL }, /* dnssec_domains {require,request} */
059ec3d9
PH		 1206};
1207
181d9bf8
JH		 1208uschar *router_name = NULL;
1209
059ec3d9
PH		 1210ip_address_item *running_interfaces = NULL;
1211BOOL running_in_test_harness = FALSE;
1212
1213/* This is a weird one. The following string gets patched in the binary by the
1214script that sets up a copy of Exim for running in the test harness. It seems
1215that compilers are now clever, and share constant strings if they can.
1216Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1217make use of the end of this string in order to save space. So the patching then
8669f003 1218wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1219onto the end of the string. */
1220
1221uschar *running_status = US">>>running<<<" "\0EXTRA";
1222
1223int runrc = 0;
1224
1225uschar *search_error_message = NULL;
1226BOOL search_find_defer = FALSE;
1227uschar *self_hostname = NULL;
1228uschar *sender_address = NULL;
1229unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1230uschar *sender_address_data = NULL;
059ec3d9
PH		 1231BOOL sender_address_forced = FALSE;
1232uschar *sender_address_unrewritten = NULL;
1233uschar *sender_data = NULL;
1234unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1235uschar *sender_fullhost = NULL;
1705dd20 1236BOOL sender_helo_dnssec = FALSE;
059ec3d9
PH		 1237uschar *sender_helo_name = NULL;
1238uschar **sender_host_aliases = &no_aliases;
1239uschar *sender_host_address = NULL;
1240uschar *sender_host_authenticated = NULL;
1241unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1f4a55da 1242BOOL sender_host_dnssec = FALSE;
059ec3d9
PH		 1243uschar *sender_host_name = NULL;
1244int sender_host_port = 0;
1245BOOL sender_host_notsocket = FALSE;
1246BOOL sender_host_unknown = FALSE;
1247uschar *sender_ident = NULL;
1248BOOL sender_local = FALSE;
2fe1a124 1249BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1250uschar *sender_rate = NULL;
1251uschar *sender_rate_limit = NULL;
1252uschar *sender_rate_period = NULL;
059ec3d9
PH		 1253uschar *sender_rcvhost = NULL;
1254BOOL sender_set_untrusted = FALSE;
1255uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1256uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1257address_item *sender_verified_list = NULL;
1258address_item *sender_verified_failed = NULL;
1259int sender_verified_rc = -1;
1260BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1261uschar *sending_ip_address = NULL;
1262int sending_port = -1;
cd59ab18 1263SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9 1264uschar **sighup_argv = NULL;
846430d9 1265int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9
PH		 1266int smtp_accept_count = 0;
1267BOOL smtp_accept_keepalive = TRUE;
1268int smtp_accept_max = 20;
1269int smtp_accept_max_nonmail= 10;
1270uschar *smtp_accept_max_nonmail_hosts = US"*";
1271int smtp_accept_max_per_connection = 1000;
1272uschar *smtp_accept_max_per_host = NULL;
1273int smtp_accept_queue = 0;
1274int smtp_accept_queue_per_connection = 10;
1275int smtp_accept_reserve = 0;
1276uschar *smtp_active_hostname = NULL;
1277BOOL smtp_authenticated = FALSE;
1f5b4c3d 1278uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1279 "Exim $version_number $tod_full"
1280 "\0<---------------Space to patch smtp_banner->";
1281BOOL smtp_batched_input = FALSE;
1282BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1283int smtp_ch_index = 0;
3ee512ff
PH		 1284uschar *smtp_cmd_argument = NULL;
1285uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1286time_t smtp_connection_start = 0;
1287uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1288int smtp_connect_backlog = 20;
1289double smtp_delay_mail = 0.0;
1290double smtp_delay_rcpt = 0.0;
1291BOOL smtp_enforce_sync = TRUE;
1292FILE *smtp_in = NULL;
1293BOOL smtp_input = FALSE;
1294int smtp_load_reserve = -1;
1295int smtp_mailcmd_count = 0;
1296FILE *smtp_out = NULL;
1297uschar *smtp_etrn_command = NULL;
1298BOOL smtp_etrn_serialize = TRUE;
1299int smtp_max_synprot_errors= 3;
1300int smtp_max_unknown_commands = 3;
8f128379 1301uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1302uschar *smtp_ratelimit_hosts = NULL;
1303uschar *smtp_ratelimit_mail = NULL;
1304uschar *smtp_ratelimit_rcpt = NULL;
1305uschar *smtp_read_error = US"";
1306int smtp_receive_timeout = 5*60;
1ad6489e 1307uschar *smtp_receive_timeout_s = NULL;
059ec3d9
PH		 1308uschar *smtp_reserve_hosts = NULL;
1309BOOL smtp_return_error_details = FALSE;
1310int smtp_rlm_base = 0;
1311double smtp_rlm_factor = 0.0;
1312int smtp_rlm_limit = 0;
1313int smtp_rlm_threshold = INT_MAX;
1314int smtp_rlr_base = 0;
1315double smtp_rlr_factor = 0.0;
1316int smtp_rlr_limit = 0;
1317int smtp_rlr_threshold = INT_MAX;
1318BOOL smtp_use_pipelining = FALSE;
1319BOOL smtp_use_size = FALSE;
8c5d388a 1320#ifdef SUPPORT_I18N
9d4319df 1321uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1322#endif
8523533c
TK		 1323
1324#ifdef WITH_CONTENT_SCAN
1325uschar *spamd_address = US"127.0.0.1 783";
1326uschar *spam_bar = NULL;
1327uschar *spam_report = NULL;
c5f280e2 1328uschar *spam_action = NULL;
8523533c
TK		 1329uschar *spam_score = NULL;
1330uschar *spam_score_int = NULL;
1331#endif
1332#ifdef EXPERIMENTAL_SPF
65a7d8c3 1333uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1334uschar *spf_header_comment = NULL;
1335uschar *spf_received = NULL;
1336uschar *spf_result = NULL;
1337uschar *spf_smtp_comment = NULL;
1338#endif
1339
059ec3d9
PH		 1340BOOL split_spool_directory = FALSE;
1341uschar *spool_directory = US SPOOL_DIRECTORY
1342 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1343#ifdef EXPERIMENTAL_SRS
1344uschar *srs_config = NULL;
1345uschar *srs_db_address = NULL;
1346uschar *srs_db_key = NULL;
384152a6
TK		 1347int srs_hashlength = 6;
1348int srs_hashmin = -1;
1349int srs_maxage = 31;
8523533c
TK		 1350uschar *srs_orig_recipient = NULL;
1351uschar *srs_orig_sender = NULL;
1352uschar *srs_recipient = NULL;
384152a6 1353uschar *srs_secrets = NULL;
8523533c 1354uschar *srs_status = NULL;
384152a6
TK		 1355BOOL srs_usehash = TRUE;
1356BOOL srs_usetimestamp = TRUE;
8e669ac1 1357#endif
38a0a95f 1358BOOL strict_acl_vars = FALSE;
059ec3d9 1359int string_datestamp_offset= -1;
f1e5fef5
PP		 1360int string_datestamp_length= 0;
1361int string_datestamp_type = -1;
059ec3d9
PH		 1362BOOL strip_excess_angle_brackets = FALSE;
1363BOOL strip_trailing_dot = FALSE;
1364uschar *submission_domain = NULL;
1365BOOL submission_mode = FALSE;
2fe1a124 1366uschar *submission_name = NULL;
8800895a 1367BOOL suppress_local_fixups = FALSE;
f4ee74ac 1368BOOL suppress_local_fixups_default = FALSE;
059ec3d9
PH		 1369BOOL synchronous_delivery = FALSE;
1370BOOL syslog_duplication = TRUE;
1371int syslog_facility = LOG_MAIL;
1372uschar *syslog_processname = US"exim";
1373BOOL syslog_timestamp = TRUE;
1374uschar *system_filter = NULL;
1375
1376uschar *system_filter_directory_transport = NULL;
1377uschar *system_filter_file_transport = NULL;
1378uschar *system_filter_pipe_transport = NULL;
1379uschar *system_filter_reply_transport = NULL;
1380
1381gid_t system_filter_gid = 0;
1382BOOL system_filter_gid_set = FALSE;
79d4bc3d 1383uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1384BOOL system_filter_uid_set = FALSE;
1385BOOL system_filtering = FALSE;
1386
1387BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1388#ifdef USE_TCP_WRAPPERS
1389uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1390#endif
8669f003 1391int test_harness_load_avg = 0;
059ec3d9
PH		 1392int thismessage_size_limit = 0;
1393int timeout_frozen_after = 0;
1394BOOL timestamps_utc = FALSE;
1395
1396transport_instance *transports = NULL;
1397
1398transport_instance transport_defaults = {
1399 NULL, /* chain pointer */
1400 NULL, /* name */
1401 NULL, /* info */
1402 NULL, /* private options block pointer */
1403 NULL, /* driver name */
1404 NULL, /* setup entry point */
1405 1, /* batch_max */
1406 NULL, /* batch_id */
1407 NULL, /* home_dir */
1408 NULL, /* current_dir */
506900af 1409 NULL, /* expand-multi-domain */
059ec3d9
PH		 1410 TRUE, /* multi-domain */
1411 FALSE, /* overrides_hosts */
1412 100, /* max_addresses */
1413 500, /* connection_max_messages */
1414 FALSE, /* deliver_as_creator */
1415 FALSE, /* disable_logging */
1416 FALSE, /* initgroups */
1417 FALSE, /* uid_set */
1418 FALSE, /* gid_set */
1419 (uid_t)(-1), /* uid */
1420 (gid_t)(-1), /* gid */
1421 NULL, /* expand_uid */
1422 NULL, /* expand_gid */
1423 NULL, /* warn_message */
1424 NULL, /* shadow */
1425 NULL, /* shadow_condition */
1426 NULL, /* filter_command */
1427 NULL, /* add_headers */
1428 NULL, /* remove_headers */
1429 NULL, /* return_path */
1430 NULL, /* debug_string */
fa41615d 1431 NULL, /* max_parallel */
059ec3d9
PH		 1432 NULL, /* message_size_limit */
1433 NULL, /* headers_rewrite */
1434 NULL, /* rewrite_rules */
1435 0, /* rewrite_existflags */
1436 300, /* filter_timeout */
1437 FALSE, /* body_only */
1438 FALSE, /* delivery_date_add */
1439 FALSE, /* envelope_to_add */
1440 FALSE, /* headers_only */
1441 FALSE, /* rcpt_include_affixes */
1442 FALSE, /* return_path_add */
1443 FALSE, /* return_output */
1444 FALSE, /* return_fail_output */
1445 FALSE, /* log_output */
1446 FALSE, /* log_fail_output */
1447 FALSE, /* log_defer_output */
1448 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1449 1 nor 0 so can detect unset */
0cbf2b82 1450#ifndef DISABLE_EVENT
774ef2d7 1451 ,NULL /* event_action */
533aaf91 1452#endif
059ec3d9
PH		 1453};
1454
1455int transport_count;
181d9bf8 1456uschar *transport_name = NULL;
332f5cf3 1457int transport_newlines;
55414b25 1458const uschar **transport_filter_argv = NULL;
059ec3d9 1459int transport_filter_timeout;
2e2a30b4 1460BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1461int transport_write_timeout= 0;
1462
1463tree_node *tree_dns_fails = NULL;
1464tree_node *tree_duplicates = NULL;
1465tree_node *tree_nonrecipients = NULL;
1466tree_node *tree_unusable = NULL;
1467
1468BOOL trusted_caller = FALSE;
e2f5dc15 1469BOOL trusted_config = TRUE;
059ec3d9
PH		 1470gid_t *trusted_groups = NULL;
1471uid_t *trusted_users = NULL;
1472uschar *timezone_string = US TIMEZONE_DEFAULT;
1473
1474uschar *unknown_login = NULL;
1475uschar *unknown_username = NULL;
1476uschar *untrusted_set_sender = NULL;
1477
1478/* A regex for matching a "From_" line in an incoming message, in the form
1479
1480 From ph10 Fri Jan 5 12:35 GMT 1996
1481
1482which the "mail" commands send to the MTA (undocumented, of course), or in
1483the form
1484
1485 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1486
1487which is apparently used by some UUCPs, despite it not being in RFC 976.
1488Because of variations in time formats, just match up to the minutes. That
1489should be sufficient. Examples have been seen of time fields like 12:1:03,
1490so just require one digit for hours and minutes. The weekday is also absent
1491in some forms. */
1492
1493uschar *uucp_from_pattern = US
1494 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1495 "(?:" /* Non-extracting bracket */
1496 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1497 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1498 ")" /* End alternation */
1499 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1500
1501uschar *uucp_from_sender = US"$1";
1502
aec45841 1503uschar *verify_mode = NULL;
f45100a3 1504uschar *version_copyright =
3386088d
PP		 1505 US"Copyright (c) University of Cambridge, 1995 - 2015\n"
1506 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2015";
059ec3d9
PH		 1507uschar *version_date = US"?";
1508uschar *version_cnumber = US"????";
1509uschar *version_string = US"?";
1510
aec45841 1511uschar *warn_message_file = NULL;
059ec3d9 1512int warning_count = 0;
aec45841
JH		 1513uschar *warnmsg_delay = NULL;
1514uschar *warnmsg_recipients = NULL;
1515BOOL write_rejectlog = TRUE;
1516
059ec3d9
PH		 1517
1518/* End of globals.c */
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