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[exim.git] / src / src / globals.c
CommitLineData
059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
d4e5e70b 5/* Copyright (c) University of Cambridge 1995 - 2017 */
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
c0b9d3e8 38int optionlist_auths_size = nelem(optionlist_auths);
059ec3d9
PH		 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;
2f680c0c 52BOOL opt_perl_taintmode = FALSE;
059ec3d9
PH		 53#endif
54
1a46a8c5
PH		 55#ifdef EXPAND_DLFUNC
56tree_node *dlobj_anchor = NULL;
57#endif
58
059ec3d9
PH		 59#ifdef LOOKUP_IBASE
60uschar *ibase_servers = NULL;
61#endif
62
63#ifdef LOOKUP_LDAP
bc19a55b
PP		 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;
059ec3d9 69uschar *eldap_default_servers = NULL;
bc19a55b 70uschar *eldap_require_cert = NULL;
059ec3d9 71int eldap_version = -1;
bc19a55b 72BOOL eldap_start_tls = FALSE;
059ec3d9
PH		 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
de78e2d5 87#ifdef LOOKUP_REDIS
9bdd29ad
TL		 88uschar *redis_servers = NULL;
89#endif
90
31480e42
PH		 91#ifdef LOOKUP_SQLITE
92int sqlite_lock_timeout = 5;
93#endif
94
059ec3d9
PH		 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
817d9f57
JH		 103tls_support tls_in = {
104 -1, /* tls_active */
105 0, /* tls_bits */
106 FALSE,/* tls_certificate_verified */
85098ee7
JH		 107#ifdef EXPERIMENTAL_DANE
108 FALSE,/* dane_verified */
594706ea 109 0, /* tlsa_usage */
85098ee7 110#endif
817d9f57
JH		 111 NULL, /* tls_cipher */
112 FALSE,/* tls_on_connect */
113 NULL, /* tls_on_connect_ports */
9d1c15ef
JH		 114 NULL, /* tls_ourcert */
115 NULL, /* tls_peercert */
817d9f57 116 NULL, /* tls_peerdn */
44662487
JH		 117 NULL, /* tls_sni */
118 0 /* tls_ocsp */
817d9f57
JH		 119};
120tls_support tls_out = {
121 -1, /* tls_active */
122 0, /* tls_bits */
123 FALSE,/* tls_certificate_verified */
85098ee7
JH		 124#ifdef EXPERIMENTAL_DANE
125 FALSE,/* dane_verified */
594706ea 126 0, /* tlsa_usage */
85098ee7 127#endif
817d9f57
JH		 128 NULL, /* tls_cipher */
129 FALSE,/* tls_on_connect */
130 NULL, /* tls_on_connect_ports */
9d1c15ef
JH		 131 NULL, /* tls_ourcert */
132 NULL, /* tls_peercert */
817d9f57 133 NULL, /* tls_peerdn */
44662487
JH		 134 NULL, /* tls_sni */
135 0 /* tls_ocsp */
817d9f57
JH		 136};
137
6c1c3d1d
WB		 138uschar *dsn_envid = NULL;
139int dsn_ret = 0;
140const pcre *regex_DSN = NULL;
6c1c3d1d 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;
77bb000f 146uschar *openssl_options = NULL;
059ec3d9 147const pcre *regex_STARTTLS = NULL;
23f3dc67 148uschar *tls_advertise_hosts = US"*";
059ec3d9
PH		 149uschar *tls_certificate = NULL;
150uschar *tls_crl = NULL;
3375e053
PP		 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;
059ec3d9 155uschar *tls_dhparam = NULL;
8e53a4fc 156uschar *tls_eccurve = US"auto";
23f3dc67 157# ifndef DISABLE_OCSP
3f7eeb86 158uschar *tls_ocsp_file = NULL;
23f3dc67 159# endif
059ec3d9
PH		 160uschar *tls_privatekey = NULL;
161BOOL tls_remember_esmtp = FALSE;
162uschar *tls_require_ciphers = NULL;
163uschar *tls_try_verify_hosts = NULL;
0e0f3f56 164uschar *tls_verify_certificates= US"system";
059ec3d9 165uschar *tls_verify_hosts = NULL;
23f3dc67
JH		 166#else /*!SUPPORT_TLS*/
167uschar *tls_advertise_hosts = NULL;
059ec3d9
PH		 168#endif
169
8ccd00b1 170#ifndef DISABLE_PRDR
fd98a5c6
JH		 171/* Per Recipient Data Response variables */
172BOOL prdr_enable = FALSE;
173BOOL prdr_requested = FALSE;
174const pcre *regex_PRDR = NULL;
175#endif
059ec3d9 176
8c5d388a 177#ifdef SUPPORT_I18N
7ade712c
JH		 178const pcre *regex_UTF8 = NULL;
179#endif
180
059ec3d9
PH		 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
bd8fbe36 186int (*lwr_receive_getc)(unsigned) = stdin_getc;
7e3ce68e 187int (*lwr_receive_ungetc)(int) = stdin_ungetc;
bd8fbe36 188int (*receive_getc)(unsigned) = stdin_getc;
584e96c6 189void (*receive_get_cache)(void)= NULL;
059ec3d9
PH		 190int (*receive_ungetc)(int) = stdin_ungetc;
191int (*receive_feof)(void) = stdin_feof;
192int (*receive_ferror)(void) = stdin_ferror;
58eb016e 193BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 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
55414b25
JH		 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,
059ec3d9
PH		 219 NULL };
220
221int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
222
223/* General global variables */
224
71fafd95 225header_line *acl_added_headers = NULL;
059ec3d9 226tree_node *acl_anchor = NULL;
525239c1
JH		 227uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
228 NULL, NULL, NULL, NULL};
229int acl_narg = 0;
8f128379 230
e1d04f48
JH		 231int acl_level = 0;
232
059ec3d9 233uschar *acl_not_smtp = NULL;
54cdb463
PH		 234#ifdef WITH_CONTENT_SCAN
235uschar *acl_not_smtp_mime = NULL;
236#endif
45b91596 237uschar *acl_not_smtp_start = NULL;
e7568d51 238uschar *acl_removed_headers = NULL;
059ec3d9
PH		 239uschar *acl_smtp_auth = NULL;
240uschar *acl_smtp_connect = NULL;
241uschar *acl_smtp_data = NULL;
8ccd00b1 242#ifndef DISABLE_PRDR
ad07e9ad 243uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 244#endif
80a47a2c
TK		 245#ifndef DISABLE_DKIM
246uschar *acl_smtp_dkim = NULL;
247#endif
059ec3d9
PH		 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;
8523533c
TK		 253#ifdef WITH_CONTENT_SCAN
254uschar *acl_smtp_mime = NULL;
255#endif
8f128379 256uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 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;
8f128379 262
059ec3d9 263BOOL acl_temp_details = FALSE;
38a0a95f
PH		 264tree_node *acl_var_c = NULL;
265tree_node *acl_var_m = NULL;
059ec3d9 266uschar *acl_verify_message = NULL;
059ec3d9
PH		 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",
8523533c 275 US"MIME",
80a47a2c 276 US"DKIM",
059ec3d9 277 US"DATA",
8ccd00b1 278#ifndef DISABLE_PRDR
fd98a5c6
JH		 279 US"PRDR",
280#endif
059ec3d9
PH		 281 US"non-SMTP",
282 US"AUTH",
283 US"connection",
284 US"ETRN",
285 US"EXPN",
286 US"EHLO or HELO",
287 US"MAILAUTH",
45b91596 288 US"non-SMTP-start",
8f128379 289 US"NOTQUIT",
059ec3d9
PH		 290 US"QUIT",
291 US"STARTTLS",
723c72e6 292 US"VRFY",
faa05a93
JH		 293 US"delivery",
294 US"unknown"
059ec3d9
PH		 295 };
296
a5bd321b
PH		 297uschar *acl_wherecodes[] = { US"550", /* RCPT */
298 US"550", /* MAIL */
299 US"550", /* PREDATA */
300 US"550", /* MIME */
80a47a2c 301 US"550", /* DKIM */
a5bd321b 302 US"550", /* DATA */
8ccd00b1 303#ifndef DISABLE_PRDR
fd98a5c6
JH		 304 US"550", /* RCPT PRDR */
305#endif
a5bd321b
PH		 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 */
8f128379 314 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 315 US"0", /* QUIT; not relevant */
316 US"550", /* STARTTLS */
723c72e6 317 US"252", /* VRFY */
faa05a93 318 US"0", /* delivery; not relevant */
723c72e6 319 US"0" /* unknown; not relevant */
059ec3d9 320 };
8e669ac1 321
69358f02
PH		 322BOOL active_local_from_check = FALSE;
323BOOL active_local_sender_retain = FALSE;
9cbad13b 324BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
bc3c7bb7 325uschar *add_environment = NULL;
059ec3d9
PH		 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 */
895fbaf2 360#ifdef SUPPORT_TLS
059ec3d9 361 NULL, /* cipher */
9d1c15ef
JH		 362 NULL, /* ourcert */
363 NULL, /* peercert */
059ec3d9 364 NULL, /* peerdn */
018058b2 365 OCSP_NOT_REQ, /* ocsp */
895fbaf2
JH		 366#endif
367#ifdef EXPERIMENTAL_DSN_INFO
368 NULL, /* smtp_greeting */
369 NULL, /* helo_response */
370#endif
018c60d7
JH		 371 NULL, /* authenticator */
372 NULL, /* auth_id */
373 NULL, /* auth_sndr */
6c1c3d1d
WB		 374 NULL, /* dsn_orcpt */
375 0, /* dsn_flags */
376 0, /* dsn_aware */
059ec3d9
PH		 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 */
384152a6
TK		 396#ifdef EXPERIMENTAL_SRS
397 NULL, /* srs_sender */
7ade712c 398#endif
8c5d388a 399#ifdef SUPPORT_I18N
7ade712c 400 FALSE, /* utf8 */
384152a6 401#endif
059ec3d9
PH		 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;
c46782ef 412BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 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;
2d07a215 418uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 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 */
6c512171 431 NULL, /* client_condition */
059ec3d9
PH		 432 NULL, /* public_name */
433 NULL, /* set_id */
c8e2fc1e 434 NULL, /* set_client_id */
059ec3d9
PH		 435 NULL, /* server_mail_auth_condition */
436 NULL, /* server_debug_string */
16ff981e 437 NULL, /* server_condition */
059ec3d9
PH		 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"";
f78eb7c6 445uschar *auth_vars[AUTH_VARS];
059ec3d9 446int auto_thaw = 0;
8523533c 447#ifdef WITH_CONTENT_SCAN
9e949f00 448BOOL av_failed = FALSE;
8523533c
TK		 449uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
450#endif
059ec3d9
PH		 451
452BOOL background_daemon = TRUE;
9a799bc0
PH		 453
454#if BASE_62 == 62
059ec3d9
PH		 455uschar *base62_chars=
456 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 457#else
458uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
459#endif
460
059ec3d9
PH		 461uschar *bi_command = NULL;
462uschar *big_buffer = NULL;
463int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 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
939c3e34 473int body_8bitmime = 0;
059ec3d9
PH		 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;
62b7cd08 480int bounce_return_linesize_limit = 998;
059ec3d9
PH		 481BOOL bounce_return_message = TRUE;
482int bounce_return_size_limit = 100*1024;
483uschar *bounce_sender_authentication = NULL;
484int bsmtp_transaction_linecount = 0;
485
055e2cb4 486uschar *callout_address = NULL;
059ec3d9
PH		 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";
80a47a2c 492uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
ddf1b11a
JH		 493int check_log_inodes = 100;
494int check_log_space = 10*1024; /* 10K Kbyte == 10MB */
a0d6ba8a 495BOOL check_rfc2047_length = TRUE;
ddf1b11a
JH		 496int check_spool_inodes = 100;
497int check_spool_space = 10*1024; /* 10K Kbyte == 10MB */
18481de3 498
aa368db3 499uschar *chunking_advertise_hosts = US"*";
18481de3 500unsigned chunking_datasize = 0;
7e3ce68e
JH		 501unsigned chunking_data_left = 0;
502BOOL chunking_offered = FALSE;
18481de3 503chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
f98442df 504const pcre *regex_CHUNKING = NULL;
18481de3 505
aa368db3
JH		 506uschar *client_authenticator = NULL;
507uschar *client_authenticated_id = NULL;
508uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 509int clmacro_count = 0;
510uschar *clmacros[MAX_CLMACROS];
511BOOL config_changed = FALSE;
512FILE *config_file = NULL;
18d6b513 513const uschar *config_filename = NULL;
059ec3d9 514int config_lineno = 0;
35edf2ff
PH		 515#ifdef CONFIGURE_GROUP
516gid_t config_gid = CONFIGURE_GROUP;
19bfe9e7
HSHR		 517#else
518gid_t config_gid = 0;
35edf2ff 519#endif
059ec3d9
PH		 520uschar *config_main_filelist = US CONFIGURE_FILE
521 "\0<-----------Space to patch configure_filename->";
522uschar *config_main_filename = NULL;
98b8312f 523uschar *config_main_directory = NULL;
059ec3d9
PH		 524
525#ifdef CONFIGURE_OWNER
526uid_t config_uid = CONFIGURE_OWNER;
19bfe9e7
HSHR		 527#else
528uid_t config_uid = 0;
059ec3d9
PH		 529#endif
530
531int connection_max_messages= -1;
5013d912 532uschar *continue_proxy_cipher = NULL;
059ec3d9
PH		 533uschar *continue_hostname = NULL;
534uschar *continue_host_address = NULL;
535BOOL continue_more = FALSE;
536int continue_sequence = 1;
537uschar *continue_transport = NULL;
538
e5a9dba6 539uschar *csa_status = NULL;
5032d1cf 540cut_t cutthrough = {
57cc2785 541 FALSE, /* verify-only: normal delivery */
5032d1cf 542 FALSE, /* delivery: when to attempt */
ff5929e3 543 FALSE, /* on defer: spool locally */
57cc2785 544 FALSE, /* not a TLS conn yet */
5032d1cf
JH		 545 -1, /* fd: open connection */
546 0, /* nrcpt: number of addresses */
547};
e5a9dba6 548
059ec3d9
PH		 549BOOL daemon_listen = FALSE;
550uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 551int daemon_startup_retries = 9;
552int daemon_startup_sleep = 30;
6a8f9482
TK		 553
554#ifdef EXPERIMENTAL_DCC
555BOOL dcc_direct_add_header = FALSE;
556uschar *dcc_header = NULL;
557uschar *dcc_result = NULL;
558uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
559uschar *dccifd_options = US"header";
560#endif
561
3d235903 562BOOL debug_daemon = FALSE;
059ec3d9
PH		 563int debug_fd = -1;
564FILE *debug_file = NULL;
6c6d6e48
TF		 565int debug_notall[] = {
566 Di_memory,
567 -1
059ec3d9 568};
6c6d6e48
TF		 569bit_table debug_options[] = { /* must be in alphabetical order */
570 BIT_TABLE(D, acl),
571 BIT_TABLE(D, all),
572 BIT_TABLE(D, auth),
573 BIT_TABLE(D, deliver),
574 BIT_TABLE(D, dns),
575 BIT_TABLE(D, dnsbl),
576 BIT_TABLE(D, exec),
577 BIT_TABLE(D, expand),
578 BIT_TABLE(D, filter),
579 BIT_TABLE(D, hints_lookup),
580 BIT_TABLE(D, host_lookup),
581 BIT_TABLE(D, ident),
582 BIT_TABLE(D, interface),
583 BIT_TABLE(D, lists),
584 BIT_TABLE(D, load),
585 BIT_TABLE(D, local_scan),
586 BIT_TABLE(D, lookup),
587 BIT_TABLE(D, memory),
588 BIT_TABLE(D, pid),
589 BIT_TABLE(D, process_info),
590 BIT_TABLE(D, queue_run),
591 BIT_TABLE(D, receive),
592 BIT_TABLE(D, resolver),
593 BIT_TABLE(D, retry),
594 BIT_TABLE(D, rewrite),
595 BIT_TABLE(D, route),
596 BIT_TABLE(D, timestamp),
597 BIT_TABLE(D, tls),
598 BIT_TABLE(D, transport),
599 BIT_TABLE(D, uid),
600 BIT_TABLE(D, verify),
601};
602int debug_options_count = nelem(debug_options);
603
059ec3d9 604unsigned int debug_selector = 0;
64073d9c 605BOOL debug_store = FALSE;
059ec3d9 606int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 607uschar *delay_warning_condition=
608 US"${if or {"
e85a7ad5 609 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 610 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
611 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
612 "} {no}{yes}}";
059ec3d9
PH		 613BOOL delivery_date_remove = TRUE;
614uschar *deliver_address_data = NULL;
615int deliver_datafile = -1;
55414b25 616const uschar *deliver_domain = NULL;
059ec3d9 617uschar *deliver_domain_data = NULL;
55414b25
JH		 618const uschar *deliver_domain_orig = NULL;
619const uschar *deliver_domain_parent = NULL;
059ec3d9
PH		 620BOOL deliver_drop_privilege = FALSE;
621BOOL deliver_firsttime = FALSE;
622BOOL deliver_force = FALSE;
623BOOL deliver_freeze = FALSE;
19050083 624time_t deliver_frozen_at = 0;
059ec3d9 625uschar *deliver_home = NULL;
55414b25
JH		 626const uschar *deliver_host = NULL;
627const uschar *deliver_host_address = NULL;
a7538db1 628int deliver_host_port = 0;
059ec3d9
PH		 629uschar *deliver_in_buffer = NULL;
630ino_t deliver_inode = 0;
631uschar *deliver_localpart = NULL;
632uschar *deliver_localpart_data = NULL;
633uschar *deliver_localpart_orig = NULL;
634uschar *deliver_localpart_parent = NULL;
635uschar *deliver_localpart_prefix = NULL;
636uschar *deliver_localpart_suffix = NULL;
637BOOL deliver_force_thaw = FALSE;
638BOOL deliver_manual_thaw = FALSE;
639uschar *deliver_out_buffer = NULL;
640int deliver_queue_load_max = -1;
641address_item *deliver_recipients = NULL;
642uschar *deliver_selectstring = NULL;
643BOOL deliver_selectstring_regex = FALSE;
644uschar *deliver_selectstring_sender = NULL;
645BOOL deliver_selectstring_sender_regex = FALSE;
4c590bd1 646BOOL disable_callout_flush = FALSE;
047bdd8c 647BOOL disable_delay_flush = FALSE;
54fc8428
PH		 648#ifdef ENABLE_DISABLE_FSYNC
649BOOL disable_fsync = FALSE;
650#endif
7e66e54d 651BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 652BOOL disable_logging = FALSE;
653
80a47a2c 654#ifndef DISABLE_DKIM
abe1010c 655BOOL dkim_collect_input = FALSE;
2df588c9 656uschar *dkim_cur_signer = NULL;
abe1010c
JH		 657BOOL dkim_disable_verify = FALSE;
658int dkim_key_length = 0;
9e5d6b55 659uschar *dkim_signers = NULL;
f7572e5a
TK		 660uschar *dkim_signing_domain = NULL;
661uschar *dkim_signing_selector = NULL;
9e5d6b55 662uschar *dkim_verify_signers = US"$dkim_signers";
f7572e5a 663#endif
4840604e 664#ifdef EXPERIMENTAL_DMARC
4a8ce2d8 665BOOL dmarc_has_been_checked = FALSE;
4840604e 666uschar *dmarc_ar_header = NULL;
8c8b8274 667uschar *dmarc_domain_policy = NULL;
4840604e
TL		 668uschar *dmarc_forensic_sender = NULL;
669uschar *dmarc_history_file = NULL;
670uschar *dmarc_status = NULL;
671uschar *dmarc_status_text = NULL;
672uschar *dmarc_tld_file = NULL;
673uschar *dmarc_used_domain = NULL;
674BOOL dmarc_disable_verify = FALSE;
675BOOL dmarc_enable_forensic = FALSE;
676#endif
f7572e5a 677
059ec3d9 678uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 679int dns_csa_search_limit = 5;
680BOOL dns_csa_use_reverse = TRUE;
e682570f
TL		 681#ifdef EXPERIMENTAL_DANE
682int dns_dane_ok = -1;
683#endif
059ec3d9
PH		 684uschar *dns_ipv4_lookup = NULL;
685int dns_retrans = 0;
686int dns_retry = 0;
0fbd9bff 687int dns_dnssec_ok = -1; /* <0 = not coerced */
9820a77f 688uschar *dns_trust_aa = NULL;
e97d1f08 689int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 690uschar *dnslist_domain = NULL;
93655c46 691uschar *dnslist_matched = NULL;
059ec3d9
PH		 692uschar *dnslist_text = NULL;
693uschar *dnslist_value = NULL;
694tree_node *domainlist_anchor = NULL;
695int domainlist_count = 0;
696BOOL dont_deliver = FALSE;
697BOOL dot_ends = TRUE;
698BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 699uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 700
701BOOL enable_dollar_recipients = FALSE;
702BOOL envelope_to_remove = TRUE;
703int errno_quota = ERRNO_QUOTA;
704uschar *errors_copy = NULL;
705int error_handling = ERRORS_SENDER;
706uschar *errors_reply_to = NULL;
707int errors_sender_rc = EXIT_FAILURE;
0cbf2b82 708#ifndef DISABLE_EVENT
723fe533 709uschar *event_action = NULL; /* expansion for delivery events */
4c04137d 710uschar *event_data = NULL; /* auxiliary data variable for event */
723fe533 711int event_defer_errno = 0;
55414b25 712const uschar *event_name = NULL; /* event name variable */
723fe533
JH		 713#endif
714
059ec3d9
PH		 715
716gid_t exim_gid = EXIM_GID;
717BOOL exim_gid_set = TRUE; /* This gid is always set */
718uschar *exim_path = US BIN_DIRECTORY "/exim"
719 "\0<---------------Space to patch exim_path->";
720uid_t exim_uid = EXIM_UID;
721BOOL exim_uid_set = TRUE; /* This uid is always set */
e1d04f48 722int expand_level = 0; /* Nesting depth, indent for debug */
059ec3d9
PH		 723int expand_forbid = 0;
724int expand_nlength[EXPAND_MAXN+1];
725int expand_nmax = -1;
726uschar *expand_nstring[EXPAND_MAXN+1];
727BOOL expand_string_forcedfail = FALSE;
728uschar *expand_string_message;
729BOOL extract_addresses_remove_arguments = TRUE;
730uschar *extra_local_interfaces = NULL;
731
29aba418 732int fake_response = OK;
0e22dfd1
PH		 733uschar *fake_response_text = US"Your message has been rejected but is "
734 "being kept for evaluation.\nIf it was a "
735 "legitimate message, it may still be "
736 "delivered to the target recipient(s).";
059ec3d9
PH		 737int filter_n[FILTER_VARIABLE_COUNT];
738BOOL filter_running = FALSE;
739int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 740int filter_test = FTEST_NONE;
741uschar *filter_test_sfile = NULL;
742uschar *filter_test_ufile = NULL;
059ec3d9
PH		 743uschar *filter_thisaddress = NULL;
744int finduser_retries = 0;
745uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
746uschar *freeze_tell = NULL;
6a3f1455 747uschar *freeze_tell_config = NULL;
059ec3d9
PH		 748uschar *fudged_queue_times = US"";
749
750uschar *gecos_name = NULL;
751uschar *gecos_pattern = NULL;
752rewrite_rule *global_rewrite_rules = NULL;
753
754uschar *headers_charset = US HEADERS_CHARSET;
755int header_insert_maxlen = 64 * 1024;
756header_line *header_last = NULL;
757header_line *header_list = NULL;
758int header_maxsize = HEADER_MAXSIZE;
759int header_line_maxsize = 0;
760
761header_name header_names[] = {
762 { US"bcc", 3, TRUE, htype_bcc },
763 { US"cc", 2, TRUE, htype_cc },
764 { US"date", 4, TRUE, htype_date },
765 { US"delivery-date", 13, FALSE, htype_delivery_date },
766 { US"envelope-to", 11, FALSE, htype_envelope_to },
767 { US"from", 4, TRUE, htype_from },
768 { US"message-id", 10, TRUE, htype_id },
769 { US"received", 8, FALSE, htype_received },
770 { US"reply-to", 8, FALSE, htype_reply_to },
771 { US"return-path", 11, FALSE, htype_return_path },
772 { US"sender", 6, TRUE, htype_sender },
773 { US"subject", 7, FALSE, htype_subject },
774 { US"to", 2, TRUE, htype_to }
775};
776
777int header_names_size = sizeof(header_names)/sizeof(header_name);
778
779BOOL header_rewritten = FALSE;
780uschar *helo_accept_junk_hosts = NULL;
781uschar *helo_allow_chars = US"";
782uschar *helo_lookup_domains = US"@ : @[]";
783uschar *helo_try_verify_hosts = NULL;
784BOOL helo_verified = FALSE;
d7b47fd0 785BOOL helo_verify_failed = FALSE;
059ec3d9 786uschar *helo_verify_hosts = NULL;
1ba28e2b 787const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH		 788uschar *hold_domains = NULL;
789BOOL host_checking = FALSE;
790BOOL host_checking_callout = FALSE;
791uschar *host_data = NULL;
792BOOL host_find_failed_syntax= FALSE;
793uschar *host_lookup = NULL;
b08b24c8 794BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 795BOOL host_lookup_failed = FALSE;
796uschar *host_lookup_order = US"bydns:byaddr";
797uschar *host_lookup_msg = US"";
798int host_number = 0;
799uschar *host_number_string = NULL;
800uschar *host_reject_connection = NULL;
801tree_node *hostlist_anchor = NULL;
802int hostlist_count = 0;
803uschar *hosts_treat_as_local = NULL;
804uschar *hosts_connection_nolog = NULL;
805
806int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
807BOOL ignore_fromline_local = FALSE;
808uschar *ignore_fromline_hosts = NULL;
9ee44efb
PP		 809BOOL inetd_wait_mode = FALSE;
810int inetd_wait_timeout = -1;
3615fa9a 811uschar *initial_cwd = NULL;
059ec3d9
PH		 812uschar *interface_address = NULL;
813int interface_port = -1;
814BOOL is_inetd = FALSE;
0ce9abe6 815uschar *iterate_item = NULL;
059ec3d9
PH		 816
817int journal_fd = -1;
818
bc3c7bb7
HSHR		 819uschar *keep_environment = NULL;
820
059ec3d9
PH		 821int keep_malformed = 4*24*60*60; /* 4 days */
822
823uschar *eldap_dn = NULL;
824int load_average = -2;
825BOOL local_error_message = FALSE;
826BOOL local_from_check = TRUE;
827uschar *local_from_prefix = NULL;
828uschar *local_from_suffix = NULL;
829
830#if HAVE_IPV6
831uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
832#else
833uschar *local_interfaces = US"0.0.0.0";
834#endif
835
836uschar *local_scan_data = NULL;
837int local_scan_timeout = 5*60;
838BOOL local_sender_retain = FALSE;
839gid_t local_user_gid = (gid_t)(-1);
840uid_t local_user_uid = (uid_t)(-1);
841
842tree_node *localpartlist_anchor= NULL;
843int localpartlist_count = 0;
844uschar *log_buffer = NULL;
6c6d6e48
TF		 845
846int log_default[] = { /* for initializing log_selector */
847 Li_acl_warn_skipped,
848 Li_connection_reject,
849 Li_delay_delivery,
850 Li_dnslist_defer,
851 Li_etrn,
852 Li_host_lookup_failed,
853 Li_lost_incoming_connection,
ac881e27 854 Li_outgoing_interface, /* see d_log_interface in deliver.c */
6c6d6e48
TF		 855 Li_queue_run,
856 Li_rejected_header,
857 Li_retry_defer,
858 Li_sender_verify_fail,
859 Li_size_reject,
860 Li_skip_delivery,
861 Li_smtp_confirmation,
862 Li_tls_certificate_verified,
863 Li_tls_cipher,
864 -1
865};
866
059ec3d9
PH		 867uschar *log_file_path = US LOG_FILE_PATH
868 "\0<--------------Space to patch log_file_path->";
869
6c6d6e48
TF		 870int log_notall[] = {
871 -1
872};
873bit_table log_options[] = { /* must be in alphabetical order */
874 BIT_TABLE(L, 8bitmime),
875 BIT_TABLE(L, acl_warn_skipped),
876 BIT_TABLE(L, address_rewrite),
877 BIT_TABLE(L, all),
878 BIT_TABLE(L, all_parents),
879 BIT_TABLE(L, arguments),
880 BIT_TABLE(L, connection_reject),
881 BIT_TABLE(L, delay_delivery),
882 BIT_TABLE(L, deliver_time),
883 BIT_TABLE(L, delivery_size),
884 BIT_TABLE(L, dnslist_defer),
fc16abb4 885 BIT_TABLE(L, dnssec),
6c6d6e48
TF		 886 BIT_TABLE(L, etrn),
887 BIT_TABLE(L, host_lookup_failed),
888 BIT_TABLE(L, ident_timeout),
889 BIT_TABLE(L, incoming_interface),
890 BIT_TABLE(L, incoming_port),
891 BIT_TABLE(L, lost_incoming_connection),
ac881e27 892 BIT_TABLE(L, outgoing_interface),
6c6d6e48
TF		 893 BIT_TABLE(L, outgoing_port),
894 BIT_TABLE(L, pid),
e6d2a989 895#if defined(SUPPORT_PROXY) || defined (SUPPORT_SOCKS)
6c6d6e48
TF		 896 BIT_TABLE(L, proxy),
897#endif
898 BIT_TABLE(L, queue_run),
899 BIT_TABLE(L, queue_time),
900 BIT_TABLE(L, queue_time_overall),
901 BIT_TABLE(L, received_recipients),
902 BIT_TABLE(L, received_sender),
903 BIT_TABLE(L, rejected_header),
904 { US"rejected_headers", Li_rejected_header },
905 BIT_TABLE(L, retry_defer),
906 BIT_TABLE(L, return_path_on_delivery),
907 BIT_TABLE(L, sender_on_delivery),
908 BIT_TABLE(L, sender_verify_fail),
909 BIT_TABLE(L, size_reject),
910 BIT_TABLE(L, skip_delivery),
911 BIT_TABLE(L, smtp_confirmation),
912 BIT_TABLE(L, smtp_connection),
913 BIT_TABLE(L, smtp_incomplete_transaction),
914 BIT_TABLE(L, smtp_mailauth),
915 BIT_TABLE(L, smtp_no_mail),
916 BIT_TABLE(L, smtp_protocol_error),
917 BIT_TABLE(L, smtp_syntax_error),
918 BIT_TABLE(L, subject),
919 BIT_TABLE(L, tls_certificate_verified),
920 BIT_TABLE(L, tls_cipher),
921 BIT_TABLE(L, tls_peerdn),
922 BIT_TABLE(L, tls_sni),
923 BIT_TABLE(L, unknown_in_list),
059ec3d9 924};
6c6d6e48 925int log_options_count = nelem(log_options);
059ec3d9 926
6ea85e9a 927int log_reject_target = 0;
6c6d6e48 928unsigned int log_selector[log_selector_size]; /* initialized in main() */
059ec3d9
PH		 929uschar *log_selector_string = NULL;
930FILE *log_stderr = NULL;
931BOOL log_testing_mode = FALSE;
932BOOL log_timezone = FALSE;
933uschar *login_sender_address = NULL;
4e0983dc 934uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 935int lookup_open_max = 25;
936uschar *lookup_value = NULL;
937
938macro_item *macros = NULL;
c193398d 939macro_item *mlast = NULL;
8e6c4db1 940BOOL macros_builtin_created = FALSE;
059ec3d9 941uschar *mailstore_basename = NULL;
8523533c
TK		 942#ifdef WITH_CONTENT_SCAN
943uschar *malware_name = NULL; /* Virus Name */
944#endif
d677b2f2 945int max_received_linelength= 0;
059ec3d9
PH		 946int max_username_length = 0;
947int message_age = 0;
948uschar *message_body = NULL;
949uschar *message_body_end = NULL;
ddea74fa 950BOOL message_body_newlines = FALSE;
059ec3d9
PH		 951int message_body_size = 0;
952int message_body_visible = 500;
953int message_ended = END_NOTSTARTED;
954uschar *message_headers = NULL;
955uschar *message_id;
956uschar *message_id_domain = NULL;
957uschar *message_id_text = NULL;
958struct timeval message_id_tv = { 0, 0 };
959uschar message_id_option[MESSAGE_ID_LENGTH + 3];
960uschar *message_id_external;
961int message_linecount = 0;
962BOOL message_logs = TRUE;
963int message_size = 0;
964uschar *message_size_limit = US"50M";
8c5d388a 965#ifdef SUPPORT_I18N
eb02f5df 966BOOL message_smtputf8 = FALSE;
3c8b3577 967int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 968#endif
059ec3d9
PH		 969uschar message_subdir[2] = { 0, 0 };
970uschar *message_reference = NULL;
8523533c
TK		 971
972/* MIME ACL expandables */
973#ifdef WITH_CONTENT_SCAN
f7b63901 974int mime_anomaly_level = 0;
1ba28e2b 975const uschar *mime_anomaly_text = NULL;
8523533c
TK		 976uschar *mime_boundary = NULL;
977uschar *mime_charset = NULL;
978uschar *mime_content_description = NULL;
979uschar *mime_content_disposition = NULL;
980uschar *mime_content_id = NULL;
981unsigned int mime_content_size = 0;
982uschar *mime_content_transfer_encoding = NULL;
983uschar *mime_content_type = NULL;
984uschar *mime_decoded_filename = NULL;
985uschar *mime_filename = NULL;
986int mime_is_multipart = 0;
987int mime_is_coverletter = 0;
988int mime_is_rfc822 = 0;
989int mime_part_count = -1;
990#endif
991
059ec3d9
PH		 992BOOL mua_wrapper = FALSE;
993
994uid_t *never_users = NULL;
8523533c
TK		 995#ifdef WITH_CONTENT_SCAN
996BOOL no_mbox_unspool = FALSE;
997#endif
059ec3d9
PH		 998BOOL no_multiline_responses = FALSE;
999
fb05276a
JH		 1000const int on = 1; /* for setsockopt */
1001const int off = 0;
1002
059ec3d9
PH		 1003uid_t original_euid;
1004gid_t originator_gid;
1005uschar *originator_login = NULL;
1006uschar *originator_name = NULL;
1007uid_t originator_uid;
1008uschar *override_local_interfaces = NULL;
1009uschar *override_pid_file_path = NULL;
1010
1011BOOL parse_allow_group = FALSE;
1012BOOL parse_found_group = FALSE;
1013uschar *percent_hack_domains = NULL;
1014uschar *pid_file_path = US PID_FILE_PATH
1015 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 1016BOOL pipelining_enable = TRUE;
059ec3d9
PH		 1017uschar *pipelining_advertise_hosts = US"*";
1018BOOL preserve_message_logs = FALSE;
1019uschar *primary_hostname = NULL;
1020BOOL print_topbitchars = FALSE;
1021uschar process_info[PROCESS_INFO_SIZE];
921b12ca 1022int process_info_len = 0;
059ec3d9
PH		 1023uschar *process_log_path = NULL;
1024BOOL prod_requires_admin = TRUE;
a3c86431 1025
e6d2a989 1026#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
cee5f132 1027uschar *hosts_proxy = US"";
e6d2a989
JH		 1028uschar *proxy_external_address = US"";
1029int proxy_external_port = 0;
1030uschar *proxy_local_address = US"";
1031int proxy_local_port = 0;
a3c86431
TL		 1032BOOL proxy_session = FALSE;
1033BOOL proxy_session_failed = FALSE;
1034#endif
1035
fffda43a
TK		 1036uschar *prvscheck_address = NULL;
1037uschar *prvscheck_keynum = NULL;
1038uschar *prvscheck_result = NULL;
1039
059ec3d9 1040
55414b25 1041const uschar *qualify_domain_recipient = NULL;
059ec3d9
PH		 1042uschar *qualify_domain_sender = NULL;
1043BOOL queue_2stage = FALSE;
1044uschar *queue_domains = NULL;
1045int queue_interval = -1;
1046BOOL queue_list_requires_admin = TRUE;
a2da3176 1047uschar *queue_name = US"";
059ec3d9
PH		 1048BOOL queue_only = FALSE;
1049uschar *queue_only_file = NULL;
1050int queue_only_load = -1;
8669f003 1051BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 1052BOOL queue_only_override = TRUE;
1053BOOL queue_only_policy = FALSE;
1054BOOL queue_run_first_delivery = FALSE;
1055BOOL queue_run_force = FALSE;
1056BOOL queue_run_in_order = FALSE;
1057BOOL queue_run_local = FALSE;
0cd5fd23 1058uschar *queue_run_max = US"5";
059ec3d9
PH		 1059pid_t queue_run_pid = (pid_t)0;
1060int queue_run_pipe = -1;
1061BOOL queue_running = FALSE;
1062BOOL queue_smtp = FALSE;
1063uschar *queue_smtp_domains = NULL;
1064
1065unsigned int random_seed = 0;
fe0dab11 1066tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1067tree_node *ratelimiters_conn = NULL;
1068tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1069uschar *raw_active_hostname = NULL;
1070uschar *raw_sender = NULL;
1071uschar **raw_recipients = NULL;
1072int raw_recipients_count = 0;
1073
1074int rcpt_count = 0;
1075int rcpt_fail_count = 0;
1076int rcpt_defer_count = 0;
1077gid_t real_gid;
1078uid_t real_uid;
1079BOOL really_exim = TRUE;
1080BOOL receive_call_bombout = FALSE;
1081int receive_linecount = 0;
1082int receive_messagecount = 0;
1083int receive_timeout = 0;
1084int received_count = 0;
1085uschar *received_for = NULL;
1086
1087/* This is the default text for Received headers generated by Exim. The
1088date will be automatically added on the end. */
1089
1090uschar *received_header_text = US
1091 "Received: "
1092 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 1093 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 1094 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1095 "by $primary_hostname "
1096 "${if def:received_protocol {with $received_protocol}} "
1097 #ifdef SUPPORT_TLS
1098 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1099 #endif
1100 "(Exim $version_number)\n\t"
3e46c1aa 1101 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1102 "id $message_exim_id"
059ec3d9
PH		 1103 "${if def:received_for {\n\tfor $received_for}}"
1104 "\0<---------------Space to patch received_header_text->";
1105
1106int received_headers_max = 30;
1107uschar *received_protocol = NULL;
1108int received_time = 0;
1109uschar *recipient_data = NULL;
1110uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1111uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 1112int recipients_count = 0;
1113BOOL recipients_discarded = FALSE;
1114recipient_item *recipients_list = NULL;
1115int recipients_list_max = 0;
1116int recipients_max = 0;
1117BOOL recipients_max_reject = FALSE;
1118const pcre *regex_AUTH = NULL;
1119const pcre *regex_check_dns_names = NULL;
1120const pcre *regex_From = NULL;
f1513293 1121const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1122const pcre *regex_PIPELINING = NULL;
1123const pcre *regex_SIZE = NULL;
1124const pcre *regex_ismsgid = NULL;
f38917cc
JH		 1125const pcre *regex_smtp_code = NULL;
1126uschar *regex_vars[REGEX_VARS];
a7cbbf50
PP		 1127#ifdef WHITELIST_D_MACROS
1128const pcre *regex_whitelisted_macro = NULL;
1129#endif
8523533c
TK		 1130#ifdef WITH_CONTENT_SCAN
1131uschar *regex_match_string = NULL;
1132#endif
059ec3d9
PH		 1133int remote_delivery_count = 0;
1134int remote_max_parallel = 2;
1135uschar *remote_sort_domains = NULL;
1136int retry_data_expire = 7*24*60*60;
1137int retry_interval_max = 24*60*60;
1138int retry_maximum_timeout = 0; /* set from retry config */
1139retry_config *retries = NULL;
1140uschar *return_path = NULL;
1141BOOL return_path_remove = TRUE;
1142int rewrite_existflags = 0;
f926e272
JH		 1143uschar *rfc1413_hosts = US"@[]";
1144int rfc1413_query_timeout = 0;
059ec3d9 1145/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 1146uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1147uid_t root_uid = ROOT_UID;
1148
1149router_instance *routers = NULL;
1150router_instance router_defaults = {
1151 NULL, /* chain pointer */
1152 NULL, /* name */
1153 NULL, /* info */
1154 NULL, /* private options block pointer */
1155 NULL, /* driver name */
1156
1157 NULL, /* address_data */
8523533c
TK		 1158#ifdef EXPERIMENTAL_BRIGHTMAIL
1159 NULL, /* bmi_rule */
8e669ac1 1160#endif
059ec3d9
PH		 1161 NULL, /* cannot_route_message */
1162 NULL, /* condition */
1163 NULL, /* current_directory */
1164 NULL, /* debug_string */
1165 NULL, /* domains */
1166 NULL, /* errors_to */
1167 NULL, /* expand_gid */
1168 NULL, /* expand_uid */
1169 NULL, /* expand_more */
1170 NULL, /* expand_unseen */
1171 NULL, /* extra_headers */
1172 NULL, /* fallback_hosts */
1173 NULL, /* home_directory */
1174 NULL, /* ignore_target_hosts */
1175 NULL, /* local_parts */
1176 NULL, /* pass_router_name */
1177 NULL, /* prefix */
1178 NULL, /* redirect_router_name */
1179 NULL, /* remove_headers */
1180 NULL, /* require_files */
1181 NULL, /* router_home_directory */
1182 US"freeze", /* self */
1183 NULL, /* senders */
1184 NULL, /* suffix */
1185 NULL, /* translate_ip_address */
1186 NULL, /* transport_name */
1187
1188 TRUE, /* address_test */
8523533c
TK		 1189#ifdef EXPERIMENTAL_BRIGHTMAIL
1190 FALSE, /* bmi_deliver_alternate */
1191 FALSE, /* bmi_deliver_default */
1192 FALSE, /* bmi_dont_deliver */
1193#endif
059ec3d9
PH		 1194 TRUE, /* expn */
1195 FALSE, /* caseful_local_part */
1196 FALSE, /* check_local_user */
1197 FALSE, /* disable_logging */
1198 FALSE, /* fail_verify_recipient */
1199 FALSE, /* fail_verify_sender */
1200 FALSE, /* gid_set */
1201 FALSE, /* initgroups */
1202 TRUE_UNSET, /* log_as_local */
1203 TRUE, /* more */
1204 FALSE, /* pass_on_timeout */
1205 FALSE, /* prefix_optional */
1206 TRUE, /* repeat_use */
1207 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1208 FALSE, /* same_domain_copy_routing */
1209 FALSE, /* self_rewrite */
1210 FALSE, /* suffix_optional */
1211 FALSE, /* verify_only */
1212 TRUE, /* verify_recipient */
1213 TRUE, /* verify_sender */
1214 FALSE, /* uid_set */
1215 FALSE, /* unseen */
6c1c3d1d 1216 FALSE, /* dsn_lasthop */
059ec3d9
PH		 1217
1218 self_freeze, /* self_code */
1219 (uid_t)(-1), /* uid */
1220 (gid_t)(-1), /* gid */
1221
1222 NULL, /* fallback_hostlist */
1223 NULL, /* transport instance */
1224 NULL, /* pass_router */
99c1bb4e
HSHR		 1225 NULL, /* redirect_router */
1226
0539a19d 1227 { NULL, NULL }, /* dnssec_domains {require,request} */
059ec3d9
PH		 1228};
1229
181d9bf8
JH		 1230uschar *router_name = NULL;
1231
059ec3d9
PH		 1232ip_address_item *running_interfaces = NULL;
1233BOOL running_in_test_harness = FALSE;
1234
1235/* This is a weird one. The following string gets patched in the binary by the
1236script that sets up a copy of Exim for running in the test harness. It seems
1237that compilers are now clever, and share constant strings if they can.
1238Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1239make use of the end of this string in order to save space. So the patching then
8669f003 1240wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1241onto the end of the string. */
1242
1243uschar *running_status = US">>>running<<<" "\0EXTRA";
1244
1245int runrc = 0;
1246
1247uschar *search_error_message = NULL;
1248BOOL search_find_defer = FALSE;
1249uschar *self_hostname = NULL;
1250uschar *sender_address = NULL;
1251unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1252uschar *sender_address_data = NULL;
059ec3d9
PH		 1253BOOL sender_address_forced = FALSE;
1254uschar *sender_address_unrewritten = NULL;
1255uschar *sender_data = NULL;
1256unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1257uschar *sender_fullhost = NULL;
1705dd20 1258BOOL sender_helo_dnssec = FALSE;
059ec3d9
PH		 1259uschar *sender_helo_name = NULL;
1260uschar **sender_host_aliases = &no_aliases;
1261uschar *sender_host_address = NULL;
1262uschar *sender_host_authenticated = NULL;
1263unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1f4a55da 1264BOOL sender_host_dnssec = FALSE;
059ec3d9
PH		 1265uschar *sender_host_name = NULL;
1266int sender_host_port = 0;
1267BOOL sender_host_notsocket = FALSE;
1268BOOL sender_host_unknown = FALSE;
1269uschar *sender_ident = NULL;
1270BOOL sender_local = FALSE;
2fe1a124 1271BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1272uschar *sender_rate = NULL;
1273uschar *sender_rate_limit = NULL;
1274uschar *sender_rate_period = NULL;
059ec3d9
PH		 1275uschar *sender_rcvhost = NULL;
1276BOOL sender_set_untrusted = FALSE;
1277uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1278uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1279address_item *sender_verified_list = NULL;
1280address_item *sender_verified_failed = NULL;
1281int sender_verified_rc = -1;
1282BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1283uschar *sending_ip_address = NULL;
1284int sending_port = -1;
cd59ab18 1285SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9 1286uschar **sighup_argv = NULL;
846430d9 1287int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9
PH		 1288int smtp_accept_count = 0;
1289BOOL smtp_accept_keepalive = TRUE;
1290int smtp_accept_max = 20;
1291int smtp_accept_max_nonmail= 10;
1292uschar *smtp_accept_max_nonmail_hosts = US"*";
1293int smtp_accept_max_per_connection = 1000;
1294uschar *smtp_accept_max_per_host = NULL;
1295int smtp_accept_queue = 0;
1296int smtp_accept_queue_per_connection = 10;
1297int smtp_accept_reserve = 0;
1298uschar *smtp_active_hostname = NULL;
1299BOOL smtp_authenticated = FALSE;
1f5b4c3d 1300uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1301 "Exim $version_number $tod_full"
1302 "\0<---------------Space to patch smtp_banner->";
1303BOOL smtp_batched_input = FALSE;
1304BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1305int smtp_ch_index = 0;
3ee512ff
PH		 1306uschar *smtp_cmd_argument = NULL;
1307uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1308time_t smtp_connection_start = 0;
1309uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1310int smtp_connect_backlog = 20;
1311double smtp_delay_mail = 0.0;
1312double smtp_delay_rcpt = 0.0;
1313BOOL smtp_enforce_sync = TRUE;
1314FILE *smtp_in = NULL;
1315BOOL smtp_input = FALSE;
1316int smtp_load_reserve = -1;
1317int smtp_mailcmd_count = 0;
1318FILE *smtp_out = NULL;
1319uschar *smtp_etrn_command = NULL;
1320BOOL smtp_etrn_serialize = TRUE;
1321int smtp_max_synprot_errors= 3;
1322int smtp_max_unknown_commands = 3;
8f128379 1323uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1324uschar *smtp_ratelimit_hosts = NULL;
1325uschar *smtp_ratelimit_mail = NULL;
1326uschar *smtp_ratelimit_rcpt = NULL;
1327uschar *smtp_read_error = US"";
1328int smtp_receive_timeout = 5*60;
1ad6489e 1329uschar *smtp_receive_timeout_s = NULL;
059ec3d9
PH		 1330uschar *smtp_reserve_hosts = NULL;
1331BOOL smtp_return_error_details = FALSE;
1332int smtp_rlm_base = 0;
1333double smtp_rlm_factor = 0.0;
1334int smtp_rlm_limit = 0;
1335int smtp_rlm_threshold = INT_MAX;
1336int smtp_rlr_base = 0;
1337double smtp_rlr_factor = 0.0;
1338int smtp_rlr_limit = 0;
1339int smtp_rlr_threshold = INT_MAX;
2d14f397
JH		 1340unsigned smtp_peer_options = 0;
1341unsigned smtp_peer_options_wrap= 0;
8c5d388a 1342#ifdef SUPPORT_I18N
9d4319df 1343uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1344#endif
8523533c
TK		 1345
1346#ifdef WITH_CONTENT_SCAN
1347uschar *spamd_address = US"127.0.0.1 783";
1348uschar *spam_bar = NULL;
1349uschar *spam_report = NULL;
c5f280e2 1350uschar *spam_action = NULL;
8523533c
TK		 1351uschar *spam_score = NULL;
1352uschar *spam_score_int = NULL;
1353#endif
1354#ifdef EXPERIMENTAL_SPF
65a7d8c3 1355uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1356uschar *spf_header_comment = NULL;
1357uschar *spf_received = NULL;
1358uschar *spf_result = NULL;
1359uschar *spf_smtp_comment = NULL;
1360#endif
1361
059ec3d9
PH		 1362BOOL split_spool_directory = FALSE;
1363uschar *spool_directory = US SPOOL_DIRECTORY
1364 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1365#ifdef EXPERIMENTAL_SRS
1366uschar *srs_config = NULL;
1367uschar *srs_db_address = NULL;
1368uschar *srs_db_key = NULL;
384152a6
TK		 1369int srs_hashlength = 6;
1370int srs_hashmin = -1;
1371int srs_maxage = 31;
8523533c
TK		 1372uschar *srs_orig_recipient = NULL;
1373uschar *srs_orig_sender = NULL;
1374uschar *srs_recipient = NULL;
384152a6 1375uschar *srs_secrets = NULL;
8523533c 1376uschar *srs_status = NULL;
384152a6
TK		 1377BOOL srs_usehash = TRUE;
1378BOOL srs_usetimestamp = TRUE;
8e669ac1 1379#endif
38a0a95f 1380BOOL strict_acl_vars = FALSE;
059ec3d9 1381int string_datestamp_offset= -1;
f1e5fef5
PP		 1382int string_datestamp_length= 0;
1383int string_datestamp_type = -1;
059ec3d9
PH		 1384BOOL strip_excess_angle_brackets = FALSE;
1385BOOL strip_trailing_dot = FALSE;
1386uschar *submission_domain = NULL;
1387BOOL submission_mode = FALSE;
2fe1a124 1388uschar *submission_name = NULL;
8800895a 1389BOOL suppress_local_fixups = FALSE;
f4ee74ac 1390BOOL suppress_local_fixups_default = FALSE;
059ec3d9
PH		 1391BOOL synchronous_delivery = FALSE;
1392BOOL syslog_duplication = TRUE;
1393int syslog_facility = LOG_MAIL;
2333e06f 1394BOOL syslog_pid = TRUE;
059ec3d9
PH		 1395uschar *syslog_processname = US"exim";
1396BOOL syslog_timestamp = TRUE;
1397uschar *system_filter = NULL;
1398
1399uschar *system_filter_directory_transport = NULL;
1400uschar *system_filter_file_transport = NULL;
1401uschar *system_filter_pipe_transport = NULL;
1402uschar *system_filter_reply_transport = NULL;
1403
1404gid_t system_filter_gid = 0;
1405BOOL system_filter_gid_set = FALSE;
79d4bc3d 1406uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1407BOOL system_filter_uid_set = FALSE;
1408BOOL system_filtering = FALSE;
1409
6af7e591 1410BOOL tcp_fastopen_ok = FALSE;
059ec3d9 1411BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1412#ifdef USE_TCP_WRAPPERS
1413uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1414#endif
8669f003 1415int test_harness_load_avg = 0;
059ec3d9
PH		 1416int thismessage_size_limit = 0;
1417int timeout_frozen_after = 0;
1418BOOL timestamps_utc = FALSE;
1419
1420transport_instance *transports = NULL;
1421
1422transport_instance transport_defaults = {
1423 NULL, /* chain pointer */
1424 NULL, /* name */
1425 NULL, /* info */
1426 NULL, /* private options block pointer */
1427 NULL, /* driver name */
1428 NULL, /* setup entry point */
1429 1, /* batch_max */
1430 NULL, /* batch_id */
1431 NULL, /* home_dir */
1432 NULL, /* current_dir */
506900af 1433 NULL, /* expand-multi-domain */
059ec3d9
PH		 1434 TRUE, /* multi-domain */
1435 FALSE, /* overrides_hosts */
1436 100, /* max_addresses */
1437 500, /* connection_max_messages */
1438 FALSE, /* deliver_as_creator */
1439 FALSE, /* disable_logging */
1440 FALSE, /* initgroups */
1441 FALSE, /* uid_set */
1442 FALSE, /* gid_set */
1443 (uid_t)(-1), /* uid */
1444 (gid_t)(-1), /* gid */
1445 NULL, /* expand_uid */
1446 NULL, /* expand_gid */
1447 NULL, /* warn_message */
1448 NULL, /* shadow */
1449 NULL, /* shadow_condition */
1450 NULL, /* filter_command */
1451 NULL, /* add_headers */
1452 NULL, /* remove_headers */
1453 NULL, /* return_path */
1454 NULL, /* debug_string */
fa41615d 1455 NULL, /* max_parallel */
059ec3d9
PH		 1456 NULL, /* message_size_limit */
1457 NULL, /* headers_rewrite */
1458 NULL, /* rewrite_rules */
1459 0, /* rewrite_existflags */
1460 300, /* filter_timeout */
1461 FALSE, /* body_only */
1462 FALSE, /* delivery_date_add */
1463 FALSE, /* envelope_to_add */
1464 FALSE, /* headers_only */
1465 FALSE, /* rcpt_include_affixes */
1466 FALSE, /* return_path_add */
1467 FALSE, /* return_output */
1468 FALSE, /* return_fail_output */
1469 FALSE, /* log_output */
1470 FALSE, /* log_fail_output */
1471 FALSE, /* log_defer_output */
1472 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1473 1 nor 0 so can detect unset */
0cbf2b82 1474#ifndef DISABLE_EVENT
774ef2d7 1475 ,NULL /* event_action */
533aaf91 1476#endif
059ec3d9
PH		 1477};
1478
1479int transport_count;
181d9bf8 1480uschar *transport_name = NULL;
332f5cf3 1481int transport_newlines;
55414b25 1482const uschar **transport_filter_argv = NULL;
059ec3d9 1483int transport_filter_timeout;
2e2a30b4 1484BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1485int transport_write_timeout= 0;
1486
1487tree_node *tree_dns_fails = NULL;
1488tree_node *tree_duplicates = NULL;
1489tree_node *tree_nonrecipients = NULL;
1490tree_node *tree_unusable = NULL;
1491
1492BOOL trusted_caller = FALSE;
e2f5dc15 1493BOOL trusted_config = TRUE;
059ec3d9
PH		 1494gid_t *trusted_groups = NULL;
1495uid_t *trusted_users = NULL;
1496uschar *timezone_string = US TIMEZONE_DEFAULT;
1497
1498uschar *unknown_login = NULL;
1499uschar *unknown_username = NULL;
1500uschar *untrusted_set_sender = NULL;
1501
1502/* A regex for matching a "From_" line in an incoming message, in the form
1503
1504 From ph10 Fri Jan 5 12:35 GMT 1996
1505
1506which the "mail" commands send to the MTA (undocumented, of course), or in
1507the form
1508
1509 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1510
1511which is apparently used by some UUCPs, despite it not being in RFC 976.
1512Because of variations in time formats, just match up to the minutes. That
1513should be sufficient. Examples have been seen of time fields like 12:1:03,
1514so just require one digit for hours and minutes. The weekday is also absent
1515in some forms. */
1516
1517uschar *uucp_from_pattern = US
1518 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1519 "(?:" /* Non-extracting bracket */
1520 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1521 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1522 ")" /* End alternation */
1523 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1524
1525uschar *uucp_from_sender = US"$1";
1526
aec45841 1527uschar *verify_mode = NULL;
f45100a3 1528uschar *version_copyright =
d4e5e70b
PP		 1529 US"Copyright (c) University of Cambridge, 1995 - 2017\n"
1530 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2017";
059ec3d9
PH		 1531uschar *version_date = US"?";
1532uschar *version_cnumber = US"????";
1533uschar *version_string = US"?";
1534
aec45841 1535uschar *warn_message_file = NULL;
059ec3d9 1536int warning_count = 0;
aec45841
JH		 1537uschar *warnmsg_delay = NULL;
1538uschar *warnmsg_recipients = NULL;
1539BOOL write_rejectlog = TRUE;
1540
059ec3d9
PH		 1541
1542/* End of globals.c */
Unnamed repository; edit this file 'description' to name the repository.