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Testsuite: add clarification about the permissions of the trusted-configs file
[exim.git] / src / src / globals.c
CommitLineData
059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
80fea873 5/* Copyright (c) University of Cambridge 1995 - 2016 */
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;
10ca4f1c 156uschar *tls_eccurve = US"prime256v1";
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
7e3ce68e
JH		 186int (*lwr_receive_getc)(void) = stdin_getc;
187int (*lwr_receive_ungetc)(int) = stdin_ungetc;
059ec3d9 188int (*receive_getc)(void) = 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
059ec3d9 231uschar *acl_not_smtp = NULL;
54cdb463
PH		 232#ifdef WITH_CONTENT_SCAN
233uschar *acl_not_smtp_mime = NULL;
234#endif
45b91596 235uschar *acl_not_smtp_start = NULL;
e7568d51 236uschar *acl_removed_headers = NULL;
059ec3d9
PH		 237uschar *acl_smtp_auth = NULL;
238uschar *acl_smtp_connect = NULL;
239uschar *acl_smtp_data = NULL;
8ccd00b1 240#ifndef DISABLE_PRDR
ad07e9ad 241uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 242#endif
80a47a2c
TK		 243#ifndef DISABLE_DKIM
244uschar *acl_smtp_dkim = NULL;
245#endif
059ec3d9
PH		 246uschar *acl_smtp_etrn = NULL;
247uschar *acl_smtp_expn = NULL;
248uschar *acl_smtp_helo = NULL;
249uschar *acl_smtp_mail = NULL;
250uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 251#ifdef WITH_CONTENT_SCAN
252uschar *acl_smtp_mime = NULL;
253#endif
8f128379 254uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 255uschar *acl_smtp_predata = NULL;
256uschar *acl_smtp_quit = NULL;
257uschar *acl_smtp_rcpt = NULL;
258uschar *acl_smtp_starttls = NULL;
259uschar *acl_smtp_vrfy = NULL;
8f128379 260
059ec3d9 261BOOL acl_temp_details = FALSE;
38a0a95f
PH		 262tree_node *acl_var_c = NULL;
263tree_node *acl_var_m = NULL;
059ec3d9 264uschar *acl_verify_message = NULL;
059ec3d9
PH		 265string_item *acl_warn_logged = NULL;
266
267/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
268error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
269
270uschar *acl_wherenames[] = { US"RCPT",
271 US"MAIL",
272 US"PREDATA",
8523533c 273 US"MIME",
80a47a2c 274 US"DKIM",
059ec3d9 275 US"DATA",
8ccd00b1 276#ifndef DISABLE_PRDR
fd98a5c6
JH		 277 US"PRDR",
278#endif
059ec3d9
PH		 279 US"non-SMTP",
280 US"AUTH",
281 US"connection",
282 US"ETRN",
283 US"EXPN",
284 US"EHLO or HELO",
285 US"MAILAUTH",
45b91596 286 US"non-SMTP-start",
8f128379 287 US"NOTQUIT",
059ec3d9
PH		 288 US"QUIT",
289 US"STARTTLS",
723c72e6 290 US"VRFY",
faa05a93
JH		 291 US"delivery",
292 US"unknown"
059ec3d9
PH		 293 };
294
a5bd321b
PH		 295uschar *acl_wherecodes[] = { US"550", /* RCPT */
296 US"550", /* MAIL */
297 US"550", /* PREDATA */
298 US"550", /* MIME */
80a47a2c 299 US"550", /* DKIM */
a5bd321b 300 US"550", /* DATA */
8ccd00b1 301#ifndef DISABLE_PRDR
fd98a5c6
JH		 302 US"550", /* RCPT PRDR */
303#endif
a5bd321b
PH		 304 US"0", /* not SMTP; not relevant */
305 US"503", /* AUTH */
306 US"550", /* connect */
307 US"458", /* ETRN */
308 US"550", /* EXPN */
309 US"550", /* HELO/EHLO */
310 US"0", /* MAILAUTH; not relevant */
311 US"0", /* not SMTP; not relevant */
8f128379 312 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 313 US"0", /* QUIT; not relevant */
314 US"550", /* STARTTLS */
723c72e6 315 US"252", /* VRFY */
faa05a93 316 US"0", /* delivery; not relevant */
723c72e6 317 US"0" /* unknown; not relevant */
059ec3d9 318 };
8e669ac1 319
69358f02
PH		 320BOOL active_local_from_check = FALSE;
321BOOL active_local_sender_retain = FALSE;
9cbad13b 322BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
bc3c7bb7 323uschar *add_environment = NULL;
059ec3d9
PH		 324address_item *addr_duplicate = NULL;
325
326address_item address_defaults = {
327 NULL, /* next */
328 NULL, /* parent */
329 NULL, /* first */
330 NULL, /* dupof */
331 NULL, /* start_router */
332 NULL, /* router */
333 NULL, /* transport */
334 NULL, /* host_list */
335 NULL, /* host_used */
336 NULL, /* fallback_hosts */
337 NULL, /* reply */
338 NULL, /* retries */
339 NULL, /* address */
340 NULL, /* unique */
341 NULL, /* cc_local_part */
342 NULL, /* lc_local_part */
343 NULL, /* local_part */
344 NULL, /* prefix */
345 NULL, /* suffix */
346 NULL, /* domain */
347 NULL, /* address_retry_key */
348 NULL, /* domain_retry_key */
349 NULL, /* current_dir */
350 NULL, /* home_dir */
351 NULL, /* message */
352 NULL, /* user_message */
353 NULL, /* onetime_parent */
354 NULL, /* pipe_expandn */
355 NULL, /* return_filename */
356 NULL, /* self_hostname */
357 NULL, /* shadow_message */
895fbaf2 358#ifdef SUPPORT_TLS
059ec3d9 359 NULL, /* cipher */
9d1c15ef
JH		 360 NULL, /* ourcert */
361 NULL, /* peercert */
059ec3d9 362 NULL, /* peerdn */
018058b2 363 OCSP_NOT_REQ, /* ocsp */
895fbaf2
JH		 364#endif
365#ifdef EXPERIMENTAL_DSN_INFO
366 NULL, /* smtp_greeting */
367 NULL, /* helo_response */
368#endif
018c60d7
JH		 369 NULL, /* authenticator */
370 NULL, /* auth_id */
371 NULL, /* auth_sndr */
6c1c3d1d
WB		 372 NULL, /* dsn_orcpt */
373 0, /* dsn_flags */
374 0, /* dsn_aware */
059ec3d9
PH		 375 (uid_t)(-1), /* uid */
376 (gid_t)(-1), /* gid */
377 0, /* flags */
378 { 0 }, /* domain_cache - any larger array should be zeroed */
379 { 0 }, /* localpart_cache - ditto */
380 -1, /* mode */
381 0, /* more_errno */
382 ERRNO_UNKNOWNERROR, /* basic_errno */
383 0, /* child_count */
384 -1, /* return_file */
385 SPECIAL_NONE, /* special_action */
386 DEFER, /* transport_return */
387 { /* fields that are propagated to children */
388 NULL, /* address_data */
389 NULL, /* domain_data */
390 NULL, /* localpart_data */
391 NULL, /* errors_address */
392 NULL, /* extra_headers */
393 NULL, /* remove_headers */
384152a6
TK		 394#ifdef EXPERIMENTAL_SRS
395 NULL, /* srs_sender */
7ade712c 396#endif
8c5d388a 397#ifdef SUPPORT_I18N
7ade712c 398 FALSE, /* utf8 */
384152a6 399#endif
059ec3d9
PH		 400 }
401};
402
403uschar *address_file = NULL;
404uschar *address_pipe = NULL;
405BOOL address_test_mode = FALSE;
406tree_node *addresslist_anchor = NULL;
407int addresslist_count = 0;
408gid_t *admin_groups = NULL;
409BOOL admin_user = FALSE;
c46782ef 410BOOL allow_auth_unadvertised= FALSE;
059ec3d9
PH		 411BOOL allow_domain_literals = FALSE;
412BOOL allow_mx_to_ip = FALSE;
413BOOL allow_unqualified_recipient = TRUE; /* For local messages */
414BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
415BOOL allow_utf8_domains = FALSE;
2d07a215 416uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 417uschar *authenticated_id = NULL;
418uschar *authenticated_sender = NULL;
419BOOL authentication_failed = FALSE;
420auth_instance *auths = NULL;
421uschar *auth_advertise_hosts = US"*";
422auth_instance auth_defaults = {
423 NULL, /* chain pointer */
424 NULL, /* name */
425 NULL, /* info */
426 NULL, /* private options block pointer */
427 NULL, /* driver_name */
428 NULL, /* advertise_condition */
6c512171 429 NULL, /* client_condition */
059ec3d9
PH		 430 NULL, /* public_name */
431 NULL, /* set_id */
c8e2fc1e 432 NULL, /* set_client_id */
059ec3d9
PH		 433 NULL, /* server_mail_auth_condition */
434 NULL, /* server_debug_string */
16ff981e 435 NULL, /* server_condition */
059ec3d9
PH		 436 FALSE, /* client */
437 FALSE, /* server */
438 FALSE /* advertised */
439};
440
441uschar *auth_defer_msg = US"reason not recorded";
442uschar *auth_defer_user_msg = US"";
f78eb7c6 443uschar *auth_vars[AUTH_VARS];
059ec3d9 444int auto_thaw = 0;
8523533c 445#ifdef WITH_CONTENT_SCAN
9e949f00 446BOOL av_failed = FALSE;
8523533c
TK		 447uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
448#endif
059ec3d9
PH		 449
450BOOL background_daemon = TRUE;
9a799bc0
PH		 451
452#if BASE_62 == 62
059ec3d9
PH		 453uschar *base62_chars=
454 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 455#else
456uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
457#endif
458
059ec3d9
PH		 459uschar *bi_command = NULL;
460uschar *big_buffer = NULL;
461int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 462#ifdef EXPERIMENTAL_BRIGHTMAIL
463uschar *bmi_alt_location = NULL;
464uschar *bmi_base64_tracker_verdict = NULL;
465uschar *bmi_base64_verdict = NULL;
466uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
467int bmi_deliver = 1;
468int bmi_run = 0;
469uschar *bmi_verdicts = NULL;
470#endif
939c3e34 471int body_8bitmime = 0;
059ec3d9
PH		 472int body_linecount = 0;
473int body_zerocount = 0;
474uschar *bounce_message_file = NULL;
475uschar *bounce_message_text = NULL;
476uschar *bounce_recipient = NULL;
477BOOL bounce_return_body = TRUE;
62b7cd08 478int bounce_return_linesize_limit = 998;
059ec3d9
PH		 479BOOL bounce_return_message = TRUE;
480int bounce_return_size_limit = 100*1024;
481uschar *bounce_sender_authentication = NULL;
482int bsmtp_transaction_linecount = 0;
483
055e2cb4 484uschar *callout_address = NULL;
059ec3d9
PH		 485int callout_cache_domain_positive_expire = 7*24*60*60;
486int callout_cache_domain_negative_expire = 3*60*60;
487int callout_cache_positive_expire = 24*60*60;
488int callout_cache_negative_expire = 2*60*60;
489uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 490uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
ddf1b11a
JH		 491int check_log_inodes = 100;
492int check_log_space = 10*1024; /* 10K Kbyte == 10MB */
a0d6ba8a 493BOOL check_rfc2047_length = TRUE;
ddf1b11a
JH		 494int check_spool_inodes = 100;
495int check_spool_space = 10*1024; /* 10K Kbyte == 10MB */
18481de3 496
aa368db3 497uschar *chunking_advertise_hosts = US"*";
18481de3 498unsigned chunking_datasize = 0;
7e3ce68e
JH		 499unsigned chunking_data_left = 0;
500BOOL chunking_offered = FALSE;
18481de3 501chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
f98442df 502const pcre *regex_CHUNKING = NULL;
18481de3 503
aa368db3
JH		 504uschar *client_authenticator = NULL;
505uschar *client_authenticated_id = NULL;
506uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 507int clmacro_count = 0;
508uschar *clmacros[MAX_CLMACROS];
509BOOL config_changed = FALSE;
510FILE *config_file = NULL;
511uschar *config_filename = NULL;
512int config_lineno = 0;
35edf2ff
PH		 513#ifdef CONFIGURE_GROUP
514gid_t config_gid = CONFIGURE_GROUP;
515#endif
059ec3d9
PH		 516uschar *config_main_filelist = US CONFIGURE_FILE
517 "\0<-----------Space to patch configure_filename->";
518uschar *config_main_filename = NULL;
98b8312f 519uschar *config_main_directory = NULL;
059ec3d9
PH		 520
521#ifdef CONFIGURE_OWNER
522uid_t config_uid = CONFIGURE_OWNER;
523#endif
524
525int connection_max_messages= -1;
526uschar *continue_hostname = NULL;
527uschar *continue_host_address = NULL;
528BOOL continue_more = FALSE;
529int continue_sequence = 1;
530uschar *continue_transport = NULL;
531
e5a9dba6 532uschar *csa_status = NULL;
5032d1cf
JH		 533cut_t cutthrough = {
534 FALSE, /* delivery: when to attempt */
ff5929e3 535 FALSE, /* on defer: spool locally */
5032d1cf
JH		 536 -1, /* fd: open connection */
537 0, /* nrcpt: number of addresses */
538};
e5a9dba6 539
059ec3d9
PH		 540BOOL daemon_listen = FALSE;
541uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 542int daemon_startup_retries = 9;
543int daemon_startup_sleep = 30;
6a8f9482
TK		 544
545#ifdef EXPERIMENTAL_DCC
546BOOL dcc_direct_add_header = FALSE;
547uschar *dcc_header = NULL;
548uschar *dcc_result = NULL;
549uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
550uschar *dccifd_options = US"header";
551#endif
552
3d235903 553BOOL debug_daemon = FALSE;
059ec3d9
PH		 554int debug_fd = -1;
555FILE *debug_file = NULL;
6c6d6e48
TF		 556int debug_notall[] = {
557 Di_memory,
558 -1
059ec3d9 559};
6c6d6e48
TF		 560bit_table debug_options[] = { /* must be in alphabetical order */
561 BIT_TABLE(D, acl),
562 BIT_TABLE(D, all),
563 BIT_TABLE(D, auth),
564 BIT_TABLE(D, deliver),
565 BIT_TABLE(D, dns),
566 BIT_TABLE(D, dnsbl),
567 BIT_TABLE(D, exec),
568 BIT_TABLE(D, expand),
569 BIT_TABLE(D, filter),
570 BIT_TABLE(D, hints_lookup),
571 BIT_TABLE(D, host_lookup),
572 BIT_TABLE(D, ident),
573 BIT_TABLE(D, interface),
574 BIT_TABLE(D, lists),
575 BIT_TABLE(D, load),
576 BIT_TABLE(D, local_scan),
577 BIT_TABLE(D, lookup),
578 BIT_TABLE(D, memory),
579 BIT_TABLE(D, pid),
580 BIT_TABLE(D, process_info),
581 BIT_TABLE(D, queue_run),
582 BIT_TABLE(D, receive),
583 BIT_TABLE(D, resolver),
584 BIT_TABLE(D, retry),
585 BIT_TABLE(D, rewrite),
586 BIT_TABLE(D, route),
587 BIT_TABLE(D, timestamp),
588 BIT_TABLE(D, tls),
589 BIT_TABLE(D, transport),
590 BIT_TABLE(D, uid),
591 BIT_TABLE(D, verify),
592};
593int debug_options_count = nelem(debug_options);
594
059ec3d9
PH		 595unsigned int debug_selector = 0;
596int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 597uschar *delay_warning_condition=
598 US"${if or {"
e85a7ad5 599 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 600 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
601 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
602 "} {no}{yes}}";
059ec3d9
PH		 603BOOL delivery_date_remove = TRUE;
604uschar *deliver_address_data = NULL;
605int deliver_datafile = -1;
55414b25 606const uschar *deliver_domain = NULL;
059ec3d9 607uschar *deliver_domain_data = NULL;
55414b25
JH		 608const uschar *deliver_domain_orig = NULL;
609const uschar *deliver_domain_parent = NULL;
059ec3d9
PH		 610BOOL deliver_drop_privilege = FALSE;
611BOOL deliver_firsttime = FALSE;
612BOOL deliver_force = FALSE;
613BOOL deliver_freeze = FALSE;
19050083 614time_t deliver_frozen_at = 0;
059ec3d9 615uschar *deliver_home = NULL;
55414b25
JH		 616const uschar *deliver_host = NULL;
617const uschar *deliver_host_address = NULL;
a7538db1 618int deliver_host_port = 0;
059ec3d9
PH		 619uschar *deliver_in_buffer = NULL;
620ino_t deliver_inode = 0;
621uschar *deliver_localpart = NULL;
622uschar *deliver_localpart_data = NULL;
623uschar *deliver_localpart_orig = NULL;
624uschar *deliver_localpart_parent = NULL;
625uschar *deliver_localpart_prefix = NULL;
626uschar *deliver_localpart_suffix = NULL;
627BOOL deliver_force_thaw = FALSE;
628BOOL deliver_manual_thaw = FALSE;
629uschar *deliver_out_buffer = NULL;
630int deliver_queue_load_max = -1;
631address_item *deliver_recipients = NULL;
632uschar *deliver_selectstring = NULL;
633BOOL deliver_selectstring_regex = FALSE;
634uschar *deliver_selectstring_sender = NULL;
635BOOL deliver_selectstring_sender_regex = FALSE;
4c590bd1 636BOOL disable_callout_flush = FALSE;
047bdd8c 637BOOL disable_delay_flush = FALSE;
54fc8428
PH		 638#ifdef ENABLE_DISABLE_FSYNC
639BOOL disable_fsync = FALSE;
640#endif
7e66e54d 641BOOL disable_ipv6 = FALSE;
059ec3d9
PH		 642BOOL disable_logging = FALSE;
643
80a47a2c 644#ifndef DISABLE_DKIM
abe1010c 645BOOL dkim_collect_input = FALSE;
2df588c9 646uschar *dkim_cur_signer = NULL;
abe1010c
JH		 647BOOL dkim_disable_verify = FALSE;
648int dkim_key_length = 0;
9e5d6b55 649uschar *dkim_signers = NULL;
f7572e5a
TK		 650uschar *dkim_signing_domain = NULL;
651uschar *dkim_signing_selector = NULL;
9e5d6b55 652uschar *dkim_verify_signers = US"$dkim_signers";
f7572e5a 653#endif
4840604e 654#ifdef EXPERIMENTAL_DMARC
4a8ce2d8 655BOOL dmarc_has_been_checked = FALSE;
4840604e 656uschar *dmarc_ar_header = NULL;
8c8b8274 657uschar *dmarc_domain_policy = NULL;
4840604e
TL		 658uschar *dmarc_forensic_sender = NULL;
659uschar *dmarc_history_file = NULL;
660uschar *dmarc_status = NULL;
661uschar *dmarc_status_text = NULL;
662uschar *dmarc_tld_file = NULL;
663uschar *dmarc_used_domain = NULL;
664BOOL dmarc_disable_verify = FALSE;
665BOOL dmarc_enable_forensic = FALSE;
666#endif
f7572e5a 667
059ec3d9 668uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH		 669int dns_csa_search_limit = 5;
670BOOL dns_csa_use_reverse = TRUE;
e682570f
TL		 671#ifdef EXPERIMENTAL_DANE
672int dns_dane_ok = -1;
673#endif
059ec3d9
PH		 674uschar *dns_ipv4_lookup = NULL;
675int dns_retrans = 0;
676int dns_retry = 0;
0fbd9bff 677int dns_dnssec_ok = -1; /* <0 = not coerced */
9820a77f 678uschar *dns_trust_aa = NULL;
e97d1f08 679int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 680uschar *dnslist_domain = NULL;
93655c46 681uschar *dnslist_matched = NULL;
059ec3d9
PH		 682uschar *dnslist_text = NULL;
683uschar *dnslist_value = NULL;
684tree_node *domainlist_anchor = NULL;
685int domainlist_count = 0;
686BOOL dont_deliver = FALSE;
687BOOL dot_ends = TRUE;
688BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 689uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH		 690
691BOOL enable_dollar_recipients = FALSE;
692BOOL envelope_to_remove = TRUE;
693int errno_quota = ERRNO_QUOTA;
694uschar *errors_copy = NULL;
695int error_handling = ERRORS_SENDER;
696uschar *errors_reply_to = NULL;
697int errors_sender_rc = EXIT_FAILURE;
0cbf2b82 698#ifndef DISABLE_EVENT
723fe533
JH		 699uschar *event_action = NULL; /* expansion for delivery events */
700uschar *event_data = NULL; /* auxilary data variable for event */
701int event_defer_errno = 0;
55414b25 702const uschar *event_name = NULL; /* event name variable */
723fe533
JH		 703#endif
704
059ec3d9
PH		 705
706gid_t exim_gid = EXIM_GID;
707BOOL exim_gid_set = TRUE; /* This gid is always set */
708uschar *exim_path = US BIN_DIRECTORY "/exim"
709 "\0<---------------Space to patch exim_path->";
710uid_t exim_uid = EXIM_UID;
711BOOL exim_uid_set = TRUE; /* This uid is always set */
712int expand_forbid = 0;
713int expand_nlength[EXPAND_MAXN+1];
714int expand_nmax = -1;
715uschar *expand_nstring[EXPAND_MAXN+1];
716BOOL expand_string_forcedfail = FALSE;
717uschar *expand_string_message;
718BOOL extract_addresses_remove_arguments = TRUE;
719uschar *extra_local_interfaces = NULL;
720
29aba418 721int fake_response = OK;
0e22dfd1
PH		 722uschar *fake_response_text = US"Your message has been rejected but is "
723 "being kept for evaluation.\nIf it was a "
724 "legitimate message, it may still be "
725 "delivered to the target recipient(s).";
059ec3d9
PH		 726int filter_n[FILTER_VARIABLE_COUNT];
727BOOL filter_running = FALSE;
728int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 729int filter_test = FTEST_NONE;
730uschar *filter_test_sfile = NULL;
731uschar *filter_test_ufile = NULL;
059ec3d9
PH		 732uschar *filter_thisaddress = NULL;
733int finduser_retries = 0;
734uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
735uschar *freeze_tell = NULL;
6a3f1455 736uschar *freeze_tell_config = NULL;
059ec3d9
PH		 737uschar *fudged_queue_times = US"";
738
739uschar *gecos_name = NULL;
740uschar *gecos_pattern = NULL;
741rewrite_rule *global_rewrite_rules = NULL;
742
743uschar *headers_charset = US HEADERS_CHARSET;
744int header_insert_maxlen = 64 * 1024;
745header_line *header_last = NULL;
746header_line *header_list = NULL;
747int header_maxsize = HEADER_MAXSIZE;
748int header_line_maxsize = 0;
749
750header_name header_names[] = {
751 { US"bcc", 3, TRUE, htype_bcc },
752 { US"cc", 2, TRUE, htype_cc },
753 { US"date", 4, TRUE, htype_date },
754 { US"delivery-date", 13, FALSE, htype_delivery_date },
755 { US"envelope-to", 11, FALSE, htype_envelope_to },
756 { US"from", 4, TRUE, htype_from },
757 { US"message-id", 10, TRUE, htype_id },
758 { US"received", 8, FALSE, htype_received },
759 { US"reply-to", 8, FALSE, htype_reply_to },
760 { US"return-path", 11, FALSE, htype_return_path },
761 { US"sender", 6, TRUE, htype_sender },
762 { US"subject", 7, FALSE, htype_subject },
763 { US"to", 2, TRUE, htype_to }
764};
765
766int header_names_size = sizeof(header_names)/sizeof(header_name);
767
768BOOL header_rewritten = FALSE;
769uschar *helo_accept_junk_hosts = NULL;
770uschar *helo_allow_chars = US"";
771uschar *helo_lookup_domains = US"@ : @[]";
772uschar *helo_try_verify_hosts = NULL;
773BOOL helo_verified = FALSE;
d7b47fd0 774BOOL helo_verify_failed = FALSE;
059ec3d9 775uschar *helo_verify_hosts = NULL;
1ba28e2b 776const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH		 777uschar *hold_domains = NULL;
778BOOL host_checking = FALSE;
779BOOL host_checking_callout = FALSE;
780uschar *host_data = NULL;
781BOOL host_find_failed_syntax= FALSE;
782uschar *host_lookup = NULL;
b08b24c8 783BOOL host_lookup_deferred = FALSE;
059ec3d9
PH		 784BOOL host_lookup_failed = FALSE;
785uschar *host_lookup_order = US"bydns:byaddr";
786uschar *host_lookup_msg = US"";
787int host_number = 0;
788uschar *host_number_string = NULL;
789uschar *host_reject_connection = NULL;
790tree_node *hostlist_anchor = NULL;
791int hostlist_count = 0;
792uschar *hosts_treat_as_local = NULL;
793uschar *hosts_connection_nolog = NULL;
794
795int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
796BOOL ignore_fromline_local = FALSE;
797uschar *ignore_fromline_hosts = NULL;
9ee44efb
PP		 798BOOL inetd_wait_mode = FALSE;
799int inetd_wait_timeout = -1;
3615fa9a 800uschar *initial_cwd = NULL;
059ec3d9
PH		 801uschar *interface_address = NULL;
802int interface_port = -1;
803BOOL is_inetd = FALSE;
0ce9abe6 804uschar *iterate_item = NULL;
059ec3d9
PH		 805
806int journal_fd = -1;
807
bc3c7bb7
HSHR		 808uschar *keep_environment = NULL;
809
059ec3d9
PH		 810int keep_malformed = 4*24*60*60; /* 4 days */
811
812uschar *eldap_dn = NULL;
813int load_average = -2;
814BOOL local_error_message = FALSE;
815BOOL local_from_check = TRUE;
816uschar *local_from_prefix = NULL;
817uschar *local_from_suffix = NULL;
818
819#if HAVE_IPV6
820uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
821#else
822uschar *local_interfaces = US"0.0.0.0";
823#endif
824
825uschar *local_scan_data = NULL;
826int local_scan_timeout = 5*60;
827BOOL local_sender_retain = FALSE;
828gid_t local_user_gid = (gid_t)(-1);
829uid_t local_user_uid = (uid_t)(-1);
830
831tree_node *localpartlist_anchor= NULL;
832int localpartlist_count = 0;
833uschar *log_buffer = NULL;
6c6d6e48
TF		 834
835int log_default[] = { /* for initializing log_selector */
836 Li_acl_warn_skipped,
837 Li_connection_reject,
838 Li_delay_delivery,
839 Li_dnslist_defer,
840 Li_etrn,
841 Li_host_lookup_failed,
842 Li_lost_incoming_connection,
ac881e27 843 Li_outgoing_interface, /* see d_log_interface in deliver.c */
6c6d6e48
TF		 844 Li_queue_run,
845 Li_rejected_header,
846 Li_retry_defer,
847 Li_sender_verify_fail,
848 Li_size_reject,
849 Li_skip_delivery,
850 Li_smtp_confirmation,
851 Li_tls_certificate_verified,
852 Li_tls_cipher,
853 -1
854};
855
059ec3d9
PH		 856uschar *log_file_path = US LOG_FILE_PATH
857 "\0<--------------Space to patch log_file_path->";
858
6c6d6e48
TF		 859int log_notall[] = {
860 -1
861};
862bit_table log_options[] = { /* must be in alphabetical order */
863 BIT_TABLE(L, 8bitmime),
864 BIT_TABLE(L, acl_warn_skipped),
865 BIT_TABLE(L, address_rewrite),
866 BIT_TABLE(L, all),
867 BIT_TABLE(L, all_parents),
868 BIT_TABLE(L, arguments),
869 BIT_TABLE(L, connection_reject),
870 BIT_TABLE(L, delay_delivery),
871 BIT_TABLE(L, deliver_time),
872 BIT_TABLE(L, delivery_size),
873 BIT_TABLE(L, dnslist_defer),
fc16abb4 874 BIT_TABLE(L, dnssec),
6c6d6e48
TF		 875 BIT_TABLE(L, etrn),
876 BIT_TABLE(L, host_lookup_failed),
877 BIT_TABLE(L, ident_timeout),
878 BIT_TABLE(L, incoming_interface),
879 BIT_TABLE(L, incoming_port),
880 BIT_TABLE(L, lost_incoming_connection),
ac881e27 881 BIT_TABLE(L, outgoing_interface),
6c6d6e48
TF		 882 BIT_TABLE(L, outgoing_port),
883 BIT_TABLE(L, pid),
e6d2a989 884#if defined(SUPPORT_PROXY) || defined (SUPPORT_SOCKS)
6c6d6e48
TF		 885 BIT_TABLE(L, proxy),
886#endif
887 BIT_TABLE(L, queue_run),
888 BIT_TABLE(L, queue_time),
889 BIT_TABLE(L, queue_time_overall),
890 BIT_TABLE(L, received_recipients),
891 BIT_TABLE(L, received_sender),
892 BIT_TABLE(L, rejected_header),
893 { US"rejected_headers", Li_rejected_header },
894 BIT_TABLE(L, retry_defer),
895 BIT_TABLE(L, return_path_on_delivery),
896 BIT_TABLE(L, sender_on_delivery),
897 BIT_TABLE(L, sender_verify_fail),
898 BIT_TABLE(L, size_reject),
899 BIT_TABLE(L, skip_delivery),
900 BIT_TABLE(L, smtp_confirmation),
901 BIT_TABLE(L, smtp_connection),
902 BIT_TABLE(L, smtp_incomplete_transaction),
903 BIT_TABLE(L, smtp_mailauth),
904 BIT_TABLE(L, smtp_no_mail),
905 BIT_TABLE(L, smtp_protocol_error),
906 BIT_TABLE(L, smtp_syntax_error),
907 BIT_TABLE(L, subject),
908 BIT_TABLE(L, tls_certificate_verified),
909 BIT_TABLE(L, tls_cipher),
910 BIT_TABLE(L, tls_peerdn),
911 BIT_TABLE(L, tls_sni),
912 BIT_TABLE(L, unknown_in_list),
059ec3d9 913};
6c6d6e48 914int log_options_count = nelem(log_options);
059ec3d9 915
6ea85e9a 916int log_reject_target = 0;
6c6d6e48 917unsigned int log_selector[log_selector_size]; /* initialized in main() */
059ec3d9
PH		 918uschar *log_selector_string = NULL;
919FILE *log_stderr = NULL;
920BOOL log_testing_mode = FALSE;
921BOOL log_timezone = FALSE;
922uschar *login_sender_address = NULL;
4e0983dc 923uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 924int lookup_open_max = 25;
925uschar *lookup_value = NULL;
926
927macro_item *macros = NULL;
c193398d 928macro_item *mlast = NULL;
8e6c4db1 929BOOL macros_builtin_created = FALSE;
059ec3d9 930uschar *mailstore_basename = NULL;
8523533c
TK		 931#ifdef WITH_CONTENT_SCAN
932uschar *malware_name = NULL; /* Virus Name */
933#endif
d677b2f2 934int max_received_linelength= 0;
059ec3d9
PH		 935int max_username_length = 0;
936int message_age = 0;
937uschar *message_body = NULL;
938uschar *message_body_end = NULL;
ddea74fa 939BOOL message_body_newlines = FALSE;
059ec3d9
PH		 940int message_body_size = 0;
941int message_body_visible = 500;
942int message_ended = END_NOTSTARTED;
943uschar *message_headers = NULL;
944uschar *message_id;
945uschar *message_id_domain = NULL;
946uschar *message_id_text = NULL;
947struct timeval message_id_tv = { 0, 0 };
948uschar message_id_option[MESSAGE_ID_LENGTH + 3];
949uschar *message_id_external;
950int message_linecount = 0;
951BOOL message_logs = TRUE;
952int message_size = 0;
953uschar *message_size_limit = US"50M";
8c5d388a 954#ifdef SUPPORT_I18N
eb02f5df 955BOOL message_smtputf8 = FALSE;
3c8b3577 956int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 957#endif
059ec3d9
PH		 958uschar message_subdir[2] = { 0, 0 };
959uschar *message_reference = NULL;
8523533c
TK		 960
961/* MIME ACL expandables */
962#ifdef WITH_CONTENT_SCAN
f7b63901 963int mime_anomaly_level = 0;
1ba28e2b 964const uschar *mime_anomaly_text = NULL;
8523533c
TK		 965uschar *mime_boundary = NULL;
966uschar *mime_charset = NULL;
967uschar *mime_content_description = NULL;
968uschar *mime_content_disposition = NULL;
969uschar *mime_content_id = NULL;
970unsigned int mime_content_size = 0;
971uschar *mime_content_transfer_encoding = NULL;
972uschar *mime_content_type = NULL;
973uschar *mime_decoded_filename = NULL;
974uschar *mime_filename = NULL;
975int mime_is_multipart = 0;
976int mime_is_coverletter = 0;
977int mime_is_rfc822 = 0;
978int mime_part_count = -1;
979#endif
980
059ec3d9
PH		 981BOOL mua_wrapper = FALSE;
982
983uid_t *never_users = NULL;
8523533c
TK		 984#ifdef WITH_CONTENT_SCAN
985BOOL no_mbox_unspool = FALSE;
986#endif
059ec3d9
PH		 987BOOL no_multiline_responses = FALSE;
988
989uid_t original_euid;
990gid_t originator_gid;
991uschar *originator_login = NULL;
992uschar *originator_name = NULL;
993uid_t originator_uid;
994uschar *override_local_interfaces = NULL;
995uschar *override_pid_file_path = NULL;
996
997BOOL parse_allow_group = FALSE;
998BOOL parse_found_group = FALSE;
999uschar *percent_hack_domains = NULL;
1000uschar *pid_file_path = US PID_FILE_PATH
1001 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 1002BOOL pipelining_enable = TRUE;
059ec3d9
PH		 1003uschar *pipelining_advertise_hosts = US"*";
1004BOOL preserve_message_logs = FALSE;
1005uschar *primary_hostname = NULL;
1006BOOL print_topbitchars = FALSE;
1007uschar process_info[PROCESS_INFO_SIZE];
921b12ca 1008int process_info_len = 0;
059ec3d9
PH		 1009uschar *process_log_path = NULL;
1010BOOL prod_requires_admin = TRUE;
a3c86431 1011
e6d2a989 1012#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
cee5f132 1013uschar *hosts_proxy = US"";
e6d2a989
JH		 1014uschar *proxy_external_address = US"";
1015int proxy_external_port = 0;
1016uschar *proxy_local_address = US"";
1017int proxy_local_port = 0;
a3c86431
TL		 1018BOOL proxy_session = FALSE;
1019BOOL proxy_session_failed = FALSE;
1020#endif
1021
fffda43a
TK		 1022uschar *prvscheck_address = NULL;
1023uschar *prvscheck_keynum = NULL;
1024uschar *prvscheck_result = NULL;
1025
059ec3d9 1026
55414b25 1027const uschar *qualify_domain_recipient = NULL;
059ec3d9
PH		 1028uschar *qualify_domain_sender = NULL;
1029BOOL queue_2stage = FALSE;
1030uschar *queue_domains = NULL;
1031int queue_interval = -1;
1032BOOL queue_list_requires_admin = TRUE;
a2da3176 1033uschar *queue_name = US"";
059ec3d9
PH		 1034BOOL queue_only = FALSE;
1035uschar *queue_only_file = NULL;
1036int queue_only_load = -1;
8669f003 1037BOOL queue_only_load_latch = TRUE;
059ec3d9
PH		 1038BOOL queue_only_override = TRUE;
1039BOOL queue_only_policy = FALSE;
1040BOOL queue_run_first_delivery = FALSE;
1041BOOL queue_run_force = FALSE;
1042BOOL queue_run_in_order = FALSE;
1043BOOL queue_run_local = FALSE;
0cd5fd23 1044uschar *queue_run_max = US"5";
059ec3d9
PH		 1045pid_t queue_run_pid = (pid_t)0;
1046int queue_run_pipe = -1;
1047BOOL queue_running = FALSE;
1048BOOL queue_smtp = FALSE;
1049uschar *queue_smtp_domains = NULL;
1050
1051unsigned int random_seed = 0;
fe0dab11 1052tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1053tree_node *ratelimiters_conn = NULL;
1054tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1055uschar *raw_active_hostname = NULL;
1056uschar *raw_sender = NULL;
1057uschar **raw_recipients = NULL;
1058int raw_recipients_count = 0;
1059
1060int rcpt_count = 0;
1061int rcpt_fail_count = 0;
1062int rcpt_defer_count = 0;
1063gid_t real_gid;
1064uid_t real_uid;
1065BOOL really_exim = TRUE;
1066BOOL receive_call_bombout = FALSE;
1067int receive_linecount = 0;
1068int receive_messagecount = 0;
1069int receive_timeout = 0;
1070int received_count = 0;
1071uschar *received_for = NULL;
1072
1073/* This is the default text for Received headers generated by Exim. The
1074date will be automatically added on the end. */
1075
1076uschar *received_header_text = US
1077 "Received: "
1078 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 1079 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH		 1080 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1081 "by $primary_hostname "
1082 "${if def:received_protocol {with $received_protocol}} "
1083 #ifdef SUPPORT_TLS
1084 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1085 #endif
1086 "(Exim $version_number)\n\t"
3e46c1aa 1087 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1088 "id $message_exim_id"
059ec3d9
PH		 1089 "${if def:received_for {\n\tfor $received_for}}"
1090 "\0<---------------Space to patch received_header_text->";
1091
1092int received_headers_max = 30;
1093uschar *received_protocol = NULL;
1094int received_time = 0;
1095uschar *recipient_data = NULL;
1096uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1097uschar *recipient_verify_failure = NULL;
059ec3d9
PH		 1098int recipients_count = 0;
1099BOOL recipients_discarded = FALSE;
1100recipient_item *recipients_list = NULL;
1101int recipients_list_max = 0;
1102int recipients_max = 0;
1103BOOL recipients_max_reject = FALSE;
1104const pcre *regex_AUTH = NULL;
1105const pcre *regex_check_dns_names = NULL;
1106const pcre *regex_From = NULL;
f1513293 1107const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1108const pcre *regex_PIPELINING = NULL;
1109const pcre *regex_SIZE = NULL;
1110const pcre *regex_ismsgid = NULL;
f38917cc
JH		 1111const pcre *regex_smtp_code = NULL;
1112uschar *regex_vars[REGEX_VARS];
a7cbbf50
PP		 1113#ifdef WHITELIST_D_MACROS
1114const pcre *regex_whitelisted_macro = NULL;
1115#endif
8523533c
TK		 1116#ifdef WITH_CONTENT_SCAN
1117uschar *regex_match_string = NULL;
1118#endif
059ec3d9
PH		 1119int remote_delivery_count = 0;
1120int remote_max_parallel = 2;
1121uschar *remote_sort_domains = NULL;
1122int retry_data_expire = 7*24*60*60;
1123int retry_interval_max = 24*60*60;
1124int retry_maximum_timeout = 0; /* set from retry config */
1125retry_config *retries = NULL;
1126uschar *return_path = NULL;
1127BOOL return_path_remove = TRUE;
1128int rewrite_existflags = 0;
f926e272
JH		 1129uschar *rfc1413_hosts = US"@[]";
1130int rfc1413_query_timeout = 0;
059ec3d9 1131/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 1132uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1133uid_t root_uid = ROOT_UID;
1134
1135router_instance *routers = NULL;
1136router_instance router_defaults = {
1137 NULL, /* chain pointer */
1138 NULL, /* name */
1139 NULL, /* info */
1140 NULL, /* private options block pointer */
1141 NULL, /* driver name */
1142
1143 NULL, /* address_data */
8523533c
TK		 1144#ifdef EXPERIMENTAL_BRIGHTMAIL
1145 NULL, /* bmi_rule */
8e669ac1 1146#endif
059ec3d9
PH		 1147 NULL, /* cannot_route_message */
1148 NULL, /* condition */
1149 NULL, /* current_directory */
1150 NULL, /* debug_string */
1151 NULL, /* domains */
1152 NULL, /* errors_to */
1153 NULL, /* expand_gid */
1154 NULL, /* expand_uid */
1155 NULL, /* expand_more */
1156 NULL, /* expand_unseen */
1157 NULL, /* extra_headers */
1158 NULL, /* fallback_hosts */
1159 NULL, /* home_directory */
1160 NULL, /* ignore_target_hosts */
1161 NULL, /* local_parts */
1162 NULL, /* pass_router_name */
1163 NULL, /* prefix */
1164 NULL, /* redirect_router_name */
1165 NULL, /* remove_headers */
1166 NULL, /* require_files */
1167 NULL, /* router_home_directory */
1168 US"freeze", /* self */
1169 NULL, /* senders */
1170 NULL, /* suffix */
1171 NULL, /* translate_ip_address */
1172 NULL, /* transport_name */
1173
1174 TRUE, /* address_test */
8523533c
TK		 1175#ifdef EXPERIMENTAL_BRIGHTMAIL
1176 FALSE, /* bmi_deliver_alternate */
1177 FALSE, /* bmi_deliver_default */
1178 FALSE, /* bmi_dont_deliver */
1179#endif
059ec3d9
PH		 1180 TRUE, /* expn */
1181 FALSE, /* caseful_local_part */
1182 FALSE, /* check_local_user */
1183 FALSE, /* disable_logging */
1184 FALSE, /* fail_verify_recipient */
1185 FALSE, /* fail_verify_sender */
1186 FALSE, /* gid_set */
1187 FALSE, /* initgroups */
1188 TRUE_UNSET, /* log_as_local */
1189 TRUE, /* more */
1190 FALSE, /* pass_on_timeout */
1191 FALSE, /* prefix_optional */
1192 TRUE, /* repeat_use */
1193 TRUE_UNSET, /* retry_use_local_part - fudge "unset" */
1194 FALSE, /* same_domain_copy_routing */
1195 FALSE, /* self_rewrite */
1196 FALSE, /* suffix_optional */
1197 FALSE, /* verify_only */
1198 TRUE, /* verify_recipient */
1199 TRUE, /* verify_sender */
1200 FALSE, /* uid_set */
1201 FALSE, /* unseen */
6c1c3d1d 1202 FALSE, /* dsn_lasthop */
059ec3d9
PH		 1203
1204 self_freeze, /* self_code */
1205 (uid_t)(-1), /* uid */
1206 (gid_t)(-1), /* gid */
1207
1208 NULL, /* fallback_hostlist */
1209 NULL, /* transport instance */
1210 NULL, /* pass_router */
99c1bb4e
HSHR		 1211 NULL, /* redirect_router */
1212
0539a19d 1213 { NULL, NULL }, /* dnssec_domains {require,request} */
059ec3d9
PH		 1214};
1215
181d9bf8
JH		 1216uschar *router_name = NULL;
1217
059ec3d9
PH		 1218ip_address_item *running_interfaces = NULL;
1219BOOL running_in_test_harness = FALSE;
1220
1221/* This is a weird one. The following string gets patched in the binary by the
1222script that sets up a copy of Exim for running in the test harness. It seems
1223that compilers are now clever, and share constant strings if they can.
1224Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1225make use of the end of this string in order to save space. So the patching then
8669f003 1226wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1227onto the end of the string. */
1228
1229uschar *running_status = US">>>running<<<" "\0EXTRA";
1230
1231int runrc = 0;
1232
1233uschar *search_error_message = NULL;
1234BOOL search_find_defer = FALSE;
1235uschar *self_hostname = NULL;
1236uschar *sender_address = NULL;
1237unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1238uschar *sender_address_data = NULL;
059ec3d9
PH		 1239BOOL sender_address_forced = FALSE;
1240uschar *sender_address_unrewritten = NULL;
1241uschar *sender_data = NULL;
1242unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1243uschar *sender_fullhost = NULL;
1705dd20 1244BOOL sender_helo_dnssec = FALSE;
059ec3d9
PH		 1245uschar *sender_helo_name = NULL;
1246uschar **sender_host_aliases = &no_aliases;
1247uschar *sender_host_address = NULL;
1248uschar *sender_host_authenticated = NULL;
1249unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1f4a55da 1250BOOL sender_host_dnssec = FALSE;
059ec3d9
PH		 1251uschar *sender_host_name = NULL;
1252int sender_host_port = 0;
1253BOOL sender_host_notsocket = FALSE;
1254BOOL sender_host_unknown = FALSE;
1255uschar *sender_ident = NULL;
1256BOOL sender_local = FALSE;
2fe1a124 1257BOOL sender_name_forced = FALSE;
870f6ba8
TF		 1258uschar *sender_rate = NULL;
1259uschar *sender_rate_limit = NULL;
1260uschar *sender_rate_period = NULL;
059ec3d9
PH		 1261uschar *sender_rcvhost = NULL;
1262BOOL sender_set_untrusted = FALSE;
1263uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1264uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1265address_item *sender_verified_list = NULL;
1266address_item *sender_verified_failed = NULL;
1267int sender_verified_rc = -1;
1268BOOL sender_verified_responded = FALSE;
41c7c167
PH		 1269uschar *sending_ip_address = NULL;
1270int sending_port = -1;
cd59ab18 1271SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9 1272uschar **sighup_argv = NULL;
846430d9 1273int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9
PH		 1274int smtp_accept_count = 0;
1275BOOL smtp_accept_keepalive = TRUE;
1276int smtp_accept_max = 20;
1277int smtp_accept_max_nonmail= 10;
1278uschar *smtp_accept_max_nonmail_hosts = US"*";
1279int smtp_accept_max_per_connection = 1000;
1280uschar *smtp_accept_max_per_host = NULL;
1281int smtp_accept_queue = 0;
1282int smtp_accept_queue_per_connection = 10;
1283int smtp_accept_reserve = 0;
1284uschar *smtp_active_hostname = NULL;
1285BOOL smtp_authenticated = FALSE;
1f5b4c3d 1286uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1287 "Exim $version_number $tod_full"
1288 "\0<---------------Space to patch smtp_banner->";
1289BOOL smtp_batched_input = FALSE;
1290BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1291int smtp_ch_index = 0;
3ee512ff
PH		 1292uschar *smtp_cmd_argument = NULL;
1293uschar *smtp_cmd_buffer = NULL;
b4ed4da0
PH		 1294time_t smtp_connection_start = 0;
1295uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1296int smtp_connect_backlog = 20;
1297double smtp_delay_mail = 0.0;
1298double smtp_delay_rcpt = 0.0;
1299BOOL smtp_enforce_sync = TRUE;
1300FILE *smtp_in = NULL;
1301BOOL smtp_input = FALSE;
1302int smtp_load_reserve = -1;
1303int smtp_mailcmd_count = 0;
1304FILE *smtp_out = NULL;
1305uschar *smtp_etrn_command = NULL;
1306BOOL smtp_etrn_serialize = TRUE;
1307int smtp_max_synprot_errors= 3;
1308int smtp_max_unknown_commands = 3;
8f128379 1309uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1310uschar *smtp_ratelimit_hosts = NULL;
1311uschar *smtp_ratelimit_mail = NULL;
1312uschar *smtp_ratelimit_rcpt = NULL;
1313uschar *smtp_read_error = US"";
1314int smtp_receive_timeout = 5*60;
1ad6489e 1315uschar *smtp_receive_timeout_s = NULL;
059ec3d9
PH		 1316uschar *smtp_reserve_hosts = NULL;
1317BOOL smtp_return_error_details = FALSE;
1318int smtp_rlm_base = 0;
1319double smtp_rlm_factor = 0.0;
1320int smtp_rlm_limit = 0;
1321int smtp_rlm_threshold = INT_MAX;
1322int smtp_rlr_base = 0;
1323double smtp_rlr_factor = 0.0;
1324int smtp_rlr_limit = 0;
1325int smtp_rlr_threshold = INT_MAX;
2d14f397
JH		 1326unsigned smtp_peer_options = 0;
1327unsigned smtp_peer_options_wrap= 0;
8c5d388a 1328#ifdef SUPPORT_I18N
9d4319df 1329uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1330#endif
8523533c
TK		 1331
1332#ifdef WITH_CONTENT_SCAN
1333uschar *spamd_address = US"127.0.0.1 783";
1334uschar *spam_bar = NULL;
1335uschar *spam_report = NULL;
c5f280e2 1336uschar *spam_action = NULL;
8523533c
TK		 1337uschar *spam_score = NULL;
1338uschar *spam_score_int = NULL;
1339#endif
1340#ifdef EXPERIMENTAL_SPF
65a7d8c3 1341uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1342uschar *spf_header_comment = NULL;
1343uschar *spf_received = NULL;
1344uschar *spf_result = NULL;
1345uschar *spf_smtp_comment = NULL;
1346#endif
1347
059ec3d9
PH		 1348BOOL split_spool_directory = FALSE;
1349uschar *spool_directory = US SPOOL_DIRECTORY
1350 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1351#ifdef EXPERIMENTAL_SRS
1352uschar *srs_config = NULL;
1353uschar *srs_db_address = NULL;
1354uschar *srs_db_key = NULL;
384152a6
TK		 1355int srs_hashlength = 6;
1356int srs_hashmin = -1;
1357int srs_maxage = 31;
8523533c
TK		 1358uschar *srs_orig_recipient = NULL;
1359uschar *srs_orig_sender = NULL;
1360uschar *srs_recipient = NULL;
384152a6 1361uschar *srs_secrets = NULL;
8523533c 1362uschar *srs_status = NULL;
384152a6
TK		 1363BOOL srs_usehash = TRUE;
1364BOOL srs_usetimestamp = TRUE;
8e669ac1 1365#endif
38a0a95f 1366BOOL strict_acl_vars = FALSE;
059ec3d9 1367int string_datestamp_offset= -1;
f1e5fef5
PP		 1368int string_datestamp_length= 0;
1369int string_datestamp_type = -1;
059ec3d9
PH		 1370BOOL strip_excess_angle_brackets = FALSE;
1371BOOL strip_trailing_dot = FALSE;
1372uschar *submission_domain = NULL;
1373BOOL submission_mode = FALSE;
2fe1a124 1374uschar *submission_name = NULL;
8800895a 1375BOOL suppress_local_fixups = FALSE;
f4ee74ac 1376BOOL suppress_local_fixups_default = FALSE;
059ec3d9
PH		 1377BOOL synchronous_delivery = FALSE;
1378BOOL syslog_duplication = TRUE;
1379int syslog_facility = LOG_MAIL;
1380uschar *syslog_processname = US"exim";
1381BOOL syslog_timestamp = TRUE;
1382uschar *system_filter = NULL;
1383
1384uschar *system_filter_directory_transport = NULL;
1385uschar *system_filter_file_transport = NULL;
1386uschar *system_filter_pipe_transport = NULL;
1387uschar *system_filter_reply_transport = NULL;
1388
1389gid_t system_filter_gid = 0;
1390BOOL system_filter_gid_set = FALSE;
79d4bc3d 1391uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH		 1392BOOL system_filter_uid_set = FALSE;
1393BOOL system_filtering = FALSE;
1394
1395BOOL tcp_nodelay = TRUE;
5dc43717
JJ		 1396#ifdef USE_TCP_WRAPPERS
1397uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1398#endif
8669f003 1399int test_harness_load_avg = 0;
059ec3d9
PH		 1400int thismessage_size_limit = 0;
1401int timeout_frozen_after = 0;
1402BOOL timestamps_utc = FALSE;
1403
1404transport_instance *transports = NULL;
1405
1406transport_instance transport_defaults = {
1407 NULL, /* chain pointer */
1408 NULL, /* name */
1409 NULL, /* info */
1410 NULL, /* private options block pointer */
1411 NULL, /* driver name */
1412 NULL, /* setup entry point */
1413 1, /* batch_max */
1414 NULL, /* batch_id */
1415 NULL, /* home_dir */
1416 NULL, /* current_dir */
506900af 1417 NULL, /* expand-multi-domain */
059ec3d9
PH		 1418 TRUE, /* multi-domain */
1419 FALSE, /* overrides_hosts */
1420 100, /* max_addresses */
1421 500, /* connection_max_messages */
1422 FALSE, /* deliver_as_creator */
1423 FALSE, /* disable_logging */
1424 FALSE, /* initgroups */
1425 FALSE, /* uid_set */
1426 FALSE, /* gid_set */
1427 (uid_t)(-1), /* uid */
1428 (gid_t)(-1), /* gid */
1429 NULL, /* expand_uid */
1430 NULL, /* expand_gid */
1431 NULL, /* warn_message */
1432 NULL, /* shadow */
1433 NULL, /* shadow_condition */
1434 NULL, /* filter_command */
1435 NULL, /* add_headers */
1436 NULL, /* remove_headers */
1437 NULL, /* return_path */
1438 NULL, /* debug_string */
fa41615d 1439 NULL, /* max_parallel */
059ec3d9
PH		 1440 NULL, /* message_size_limit */
1441 NULL, /* headers_rewrite */
1442 NULL, /* rewrite_rules */
1443 0, /* rewrite_existflags */
1444 300, /* filter_timeout */
1445 FALSE, /* body_only */
1446 FALSE, /* delivery_date_add */
1447 FALSE, /* envelope_to_add */
1448 FALSE, /* headers_only */
1449 FALSE, /* rcpt_include_affixes */
1450 FALSE, /* return_path_add */
1451 FALSE, /* return_output */
1452 FALSE, /* return_fail_output */
1453 FALSE, /* log_output */
1454 FALSE, /* log_fail_output */
1455 FALSE, /* log_defer_output */
1456 TRUE_UNSET /* retry_use_local_part: BOOL, but set neither
1457 1 nor 0 so can detect unset */
0cbf2b82 1458#ifndef DISABLE_EVENT
774ef2d7 1459 ,NULL /* event_action */
533aaf91 1460#endif
059ec3d9
PH		 1461};
1462
1463int transport_count;
181d9bf8 1464uschar *transport_name = NULL;
332f5cf3 1465int transport_newlines;
55414b25 1466const uschar **transport_filter_argv = NULL;
059ec3d9 1467int transport_filter_timeout;
2e2a30b4 1468BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH		 1469int transport_write_timeout= 0;
1470
1471tree_node *tree_dns_fails = NULL;
1472tree_node *tree_duplicates = NULL;
1473tree_node *tree_nonrecipients = NULL;
1474tree_node *tree_unusable = NULL;
1475
1476BOOL trusted_caller = FALSE;
e2f5dc15 1477BOOL trusted_config = TRUE;
059ec3d9
PH		 1478gid_t *trusted_groups = NULL;
1479uid_t *trusted_users = NULL;
1480uschar *timezone_string = US TIMEZONE_DEFAULT;
1481
1482uschar *unknown_login = NULL;
1483uschar *unknown_username = NULL;
1484uschar *untrusted_set_sender = NULL;
1485
1486/* A regex for matching a "From_" line in an incoming message, in the form
1487
1488 From ph10 Fri Jan 5 12:35 GMT 1996
1489
1490which the "mail" commands send to the MTA (undocumented, of course), or in
1491the form
1492
1493 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1494
1495which is apparently used by some UUCPs, despite it not being in RFC 976.
1496Because of variations in time formats, just match up to the minutes. That
1497should be sufficient. Examples have been seen of time fields like 12:1:03,
1498so just require one digit for hours and minutes. The weekday is also absent
1499in some forms. */
1500
1501uschar *uucp_from_pattern = US
1502 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1503 "(?:" /* Non-extracting bracket */
1504 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1505 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1506 ")" /* End alternation */
1507 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1508
1509uschar *uucp_from_sender = US"$1";
1510
aec45841 1511uschar *verify_mode = NULL;
f45100a3 1512uschar *version_copyright =
80fea873
JH		 1513 US"Copyright (c) University of Cambridge, 1995 - 2016\n"
1514 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2016";
059ec3d9
PH		 1515uschar *version_date = US"?";
1516uschar *version_cnumber = US"????";
1517uschar *version_string = US"?";
1518
aec45841 1519uschar *warn_message_file = NULL;
059ec3d9 1520int warning_count = 0;
aec45841
JH		 1521uschar *warnmsg_delay = NULL;
1522uschar *warnmsg_recipients = NULL;
1523BOOL write_rejectlog = TRUE;
1524
059ec3d9
PH		 1525
1526/* End of globals.c */
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