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