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[exim.git] / src / src / globals.c
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1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
f9ba5e22 5/* Copyright (c) University of Cambridge 1995 - 2018 */
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6/* See the file NOTICE for conditions of use and distribution. */
7
8/* All the global variables are defined together in this one module, so
9that they are easy to find. */
10
11#include "exim.h"
12
13
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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[] = {
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18 { "client_condition", opt_stringptr | opt_public,
19 (void *)(offsetof(auth_instance, client_condition)) },
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20 { "client_set_id", opt_stringptr | opt_public,
21 (void *)(offsetof(auth_instance, set_client_id)) },
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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))},
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28 { "server_condition", opt_stringptr | opt_public,
29 (void *)(offsetof(auth_instance, server_condition)) },
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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);
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39
40/* An empty host aliases list. */
41
42uschar *no_aliases = NULL;
43
44
45/* For comments on these variables, see globals.h. I'm too idle to
46duplicate them here... */
47
48#ifdef EXIM_PERL
49uschar *opt_perl_startup = NULL;
50BOOL opt_perl_at_start = FALSE;
51BOOL opt_perl_started = FALSE;
2f680c0c 52BOOL opt_perl_taintmode = FALSE;
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53#endif
54
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55#ifdef EXPAND_DLFUNC
56tree_node *dlobj_anchor = NULL;
57#endif
58
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59#ifdef LOOKUP_IBASE
60uschar *ibase_servers = NULL;
61#endif
62
63#ifdef LOOKUP_LDAP
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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;
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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
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88uschar *redis_servers = NULL;
89#endif
90
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91#ifdef LOOKUP_SQLITE
92int sqlite_lock_timeout = 5;
93#endif
94
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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 103tls_support tls_in = {
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104 .active = -1,
105 .bits = 0,
106 .certificate_verified = FALSE,
c0635b6d 107#ifdef SUPPORT_DANE
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108 .dane_verified = FALSE,
109 .tlsa_usage = 0,
85098ee7 110#endif
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111 .cipher = NULL,
112 .on_connect = FALSE,
113 .on_connect_ports = NULL,
114 .ourcert = NULL,
115 .peercert = NULL,
116 .peerdn = NULL,
117 .sni = NULL,
118 .ocsp = OCSP_NOT_REQ
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119};
120tls_support tls_out = {
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121 .active = -1,
122 .bits = 0,
123 .certificate_verified = FALSE,
c0635b6d 124#ifdef SUPPORT_DANE
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125 .dane_verified = FALSE,
126 .tlsa_usage = 0,
85098ee7 127#endif
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128 .cipher = NULL,
129 .on_connect = FALSE,
130 .on_connect_ports = NULL,
131 .ourcert = NULL,
132 .peercert = NULL,
133 .peerdn = NULL,
134 .sni = NULL,
135 .ocsp = OCSP_NOT_REQ
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136};
137
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138uschar *dsn_envid = NULL;
139int dsn_ret = 0;
140const pcre *regex_DSN = NULL;
6c1c3d1d 141uschar *dsn_advertise_hosts = NULL;
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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"*";
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149uschar *tls_certificate = NULL;
150uschar *tls_crl = NULL;
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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
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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;
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166#else /*!SUPPORT_TLS*/
167uschar *tls_advertise_hosts = NULL;
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168#endif
169
8ccd00b1 170#ifndef DISABLE_PRDR
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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
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178const pcre *regex_UTF8 = NULL;
179#endif
180
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181/* Input-reading functions for messages, so we can use special ones for
182incoming TCP/IP. The defaults use stdin. We never need these for any
183stand-alone tests. */
184
d185889f 185#if !defined(STAND_ALONE) && !defined(MACRO_PREDEF)
bd8fbe36 186int (*lwr_receive_getc)(unsigned) = stdin_getc;
0d81dabc 187uschar * (*lwr_receive_getbuf)(unsigned *) = NULL;
7e3ce68e 188int (*lwr_receive_ungetc)(int) = stdin_ungetc;
bd8fbe36 189int (*receive_getc)(unsigned) = stdin_getc;
0d81dabc 190uschar * (*receive_getbuf)(unsigned *) = NULL;
584e96c6 191void (*receive_get_cache)(void)= NULL;
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192int (*receive_ungetc)(int) = stdin_ungetc;
193int (*receive_feof)(void) = stdin_feof;
194int (*receive_ferror)(void) = stdin_ferror;
58eb016e 195BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
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196#endif
197
198
199/* List of per-address expansion variables for clearing and saving/restoring
200when verifying one address while routing/verifying another. We have to have
201the size explicit, because it is referenced from more than one module. */
202
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203const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
204 CUSS &deliver_address_data,
205 CUSS &deliver_domain,
206 CUSS &deliver_domain_data,
207 CUSS &deliver_domain_orig,
208 CUSS &deliver_domain_parent,
209 CUSS &deliver_localpart,
210 CUSS &deliver_localpart_data,
211 CUSS &deliver_localpart_orig,
212 CUSS &deliver_localpart_parent,
213 CUSS &deliver_localpart_prefix,
214 CUSS &deliver_localpart_suffix,
215 CUSS (uschar **)(&deliver_recipients),
216 CUSS &deliver_host,
217 CUSS &deliver_home,
218 CUSS &address_file,
219 CUSS &address_pipe,
220 CUSS &self_hostname,
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221 NULL };
222
223int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
224
225/* General global variables */
226
71fafd95 227header_line *acl_added_headers = NULL;
059ec3d9 228tree_node *acl_anchor = NULL;
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229uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
230 NULL, NULL, NULL, NULL};
231int acl_narg = 0;
8f128379 232
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233int acl_level = 0;
234
059ec3d9 235uschar *acl_not_smtp = NULL;
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236#ifdef WITH_CONTENT_SCAN
237uschar *acl_not_smtp_mime = NULL;
238#endif
45b91596 239uschar *acl_not_smtp_start = NULL;
e7568d51 240uschar *acl_removed_headers = NULL;
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241uschar *acl_smtp_auth = NULL;
242uschar *acl_smtp_connect = NULL;
243uschar *acl_smtp_data = NULL;
8ccd00b1 244#ifndef DISABLE_PRDR
ad07e9ad 245uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 246#endif
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247#ifndef DISABLE_DKIM
248uschar *acl_smtp_dkim = NULL;
249#endif
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250uschar *acl_smtp_etrn = NULL;
251uschar *acl_smtp_expn = NULL;
252uschar *acl_smtp_helo = NULL;
253uschar *acl_smtp_mail = NULL;
254uschar *acl_smtp_mailauth = NULL;
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255#ifdef WITH_CONTENT_SCAN
256uschar *acl_smtp_mime = NULL;
257#endif
8f128379 258uschar *acl_smtp_notquit = NULL;
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259uschar *acl_smtp_predata = NULL;
260uschar *acl_smtp_quit = NULL;
261uschar *acl_smtp_rcpt = NULL;
262uschar *acl_smtp_starttls = NULL;
263uschar *acl_smtp_vrfy = NULL;
8f128379 264
059ec3d9 265BOOL acl_temp_details = FALSE;
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266tree_node *acl_var_c = NULL;
267tree_node *acl_var_m = NULL;
059ec3d9 268uschar *acl_verify_message = NULL;
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269string_item *acl_warn_logged = NULL;
270
271/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
272error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
273
274uschar *acl_wherenames[] = { US"RCPT",
275 US"MAIL",
276 US"PREDATA",
8523533c 277 US"MIME",
80a47a2c 278 US"DKIM",
059ec3d9 279 US"DATA",
8ccd00b1 280#ifndef DISABLE_PRDR
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281 US"PRDR",
282#endif
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283 US"non-SMTP",
284 US"AUTH",
285 US"connection",
286 US"ETRN",
287 US"EXPN",
288 US"EHLO or HELO",
289 US"MAILAUTH",
45b91596 290 US"non-SMTP-start",
8f128379 291 US"NOTQUIT",
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292 US"QUIT",
293 US"STARTTLS",
723c72e6 294 US"VRFY",
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295 US"delivery",
296 US"unknown"
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297 };
298
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299uschar *acl_wherecodes[] = { US"550", /* RCPT */
300 US"550", /* MAIL */
301 US"550", /* PREDATA */
302 US"550", /* MIME */
80a47a2c 303 US"550", /* DKIM */
a5bd321b 304 US"550", /* DATA */
8ccd00b1 305#ifndef DISABLE_PRDR
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306 US"550", /* RCPT PRDR */
307#endif
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308 US"0", /* not SMTP; not relevant */
309 US"503", /* AUTH */
310 US"550", /* connect */
311 US"458", /* ETRN */
312 US"550", /* EXPN */
313 US"550", /* HELO/EHLO */
314 US"0", /* MAILAUTH; not relevant */
315 US"0", /* not SMTP; not relevant */
8f128379 316 US"0", /* NOTQUIT; not relevant */
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317 US"0", /* QUIT; not relevant */
318 US"550", /* STARTTLS */
723c72e6 319 US"252", /* VRFY */
faa05a93 320 US"0", /* delivery; not relevant */
723c72e6 321 US"0" /* unknown; not relevant */
059ec3d9 322 };
8e669ac1 323
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324BOOL active_local_from_check = FALSE;
325BOOL active_local_sender_retain = FALSE;
9cbad13b 326BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
bc3c7bb7 327uschar *add_environment = NULL;
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328address_item *addr_duplicate = NULL;
329
330address_item address_defaults = {
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331 .next = NULL,
332 .parent = NULL,
333 .first = NULL,
334 .dupof = NULL,
335 .start_router = NULL,
336 .router = NULL,
337 .transport = NULL,
338 .host_list = NULL,
339 .host_used = NULL,
340 .fallback_hosts = NULL,
341 .reply = NULL,
342 .retries = NULL,
343 .address = NULL,
344 .unique = NULL,
345 .cc_local_part = NULL,
346 .lc_local_part = NULL,
347 .local_part = NULL,
348 .prefix = NULL,
349 .suffix = NULL,
350 .domain = NULL,
351 .address_retry_key = NULL,
352 .domain_retry_key = NULL,
353 .current_dir = NULL,
354 .home_dir = NULL,
355 .message = NULL,
356 .user_message = NULL,
357 .onetime_parent = NULL,
358 .pipe_expandn = NULL,
359 .return_filename = NULL,
360 .self_hostname = NULL,
361 .shadow_message = NULL,
895fbaf2 362#ifdef SUPPORT_TLS
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363 .cipher = NULL,
364 .ourcert = NULL,
365 .peercert = NULL,
366 .peerdn = NULL,
367 .ocsp = OCSP_NOT_REQ,
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368#endif
369#ifdef EXPERIMENTAL_DSN_INFO
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370 .smtp_greeting = NULL,
371 .helo_response = NULL,
895fbaf2 372#endif
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373 .authenticator = NULL,
374 .auth_id = NULL,
375 .auth_sndr = NULL,
376 .dsn_orcpt = NULL,
377 .dsn_flags = 0,
378 .dsn_aware = 0,
379 .uid = (uid_t)(-1),
380 .gid = (gid_t)(-1),
7eb0e5d2 381 .flags = { 0 },
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382 .domain_cache = { 0 }, /* domain_cache - any larger array should be zeroed */
383 .localpart_cache = { 0 }, /* localpart_cache - ditto */
384 .mode = -1,
385 .more_errno = 0,
386 .delivery_usec = 0,
387 .basic_errno = ERRNO_UNKNOWNERROR,
388 .child_count = 0,
389 .return_file = -1,
390 .special_action = SPECIAL_NONE,
391 .transport_return = DEFER,
392 .prop = { /* fields that are propagated to children */
393 .address_data = NULL,
394 .domain_data = NULL,
395 .localpart_data = NULL,
396 .errors_address = NULL,
397 .extra_headers = NULL,
398 .remove_headers = NULL,
384152a6 399#ifdef EXPERIMENTAL_SRS
f2ed27cf 400 .srs_sender = NULL,
384152a6 401#endif
a5853d7c 402 .ignore_error = FALSE,
8c5d388a 403#ifdef SUPPORT_I18N
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404 .utf8_msg = FALSE,
405 .utf8_downcvt = FALSE,
406 .utf8_downcvt_maybe = FALSE
7ade712c 407#endif
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408 }
409};
410
411uschar *address_file = NULL;
412uschar *address_pipe = NULL;
413BOOL address_test_mode = FALSE;
414tree_node *addresslist_anchor = NULL;
415int addresslist_count = 0;
416gid_t *admin_groups = NULL;
417BOOL admin_user = FALSE;
c46782ef 418BOOL allow_auth_unadvertised= FALSE;
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419BOOL allow_domain_literals = FALSE;
420BOOL allow_mx_to_ip = FALSE;
421BOOL allow_unqualified_recipient = TRUE; /* For local messages */
422BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */
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423BOOL allow_utf8_domains = FALSE;
424
425#ifdef EXPERIMENTAL_ARC
426struct arc_set *arc_received = NULL;
427int arc_received_instance = 0;
428int arc_oldest_pass = 0;
429const uschar *arc_state = NULL;
93c931f8 430const uschar *arc_state_reason = NULL;
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431#endif
432
2d07a215 433uschar *authenticated_fail_id = NULL;
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434uschar *authenticated_id = NULL;
435uschar *authenticated_sender = NULL;
436BOOL authentication_failed = FALSE;
437auth_instance *auths = NULL;
438uschar *auth_advertise_hosts = US"*";
439auth_instance auth_defaults = {
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440 .next = NULL,
441 .name = NULL,
442 .info = NULL,
443 .options_block = NULL,
444 .driver_name = NULL,
445 .advertise_condition = NULL,
446 .client_condition = NULL,
447 .public_name = NULL,
448 .set_id = NULL,
449 .set_client_id = NULL,
450 .mail_auth_condition = NULL,
451 .server_debug_string = NULL,
452 .server_condition = NULL,
453 .client = FALSE,
454 .server = FALSE,
455 .advertised = FALSE
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456};
457
458uschar *auth_defer_msg = US"reason not recorded";
459uschar *auth_defer_user_msg = US"";
f78eb7c6 460uschar *auth_vars[AUTH_VARS];
059ec3d9 461int auto_thaw = 0;
8523533c 462#ifdef WITH_CONTENT_SCAN
9e949f00 463BOOL av_failed = FALSE;
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464uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
465#endif
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466
467BOOL background_daemon = TRUE;
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468
469#if BASE_62 == 62
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470uschar *base62_chars=
471 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
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472#else
473uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
474#endif
475
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476uschar *bi_command = NULL;
477uschar *big_buffer = NULL;
478int big_buffer_size = BIG_BUFFER_SIZE;
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479#ifdef EXPERIMENTAL_BRIGHTMAIL
480uschar *bmi_alt_location = NULL;
481uschar *bmi_base64_tracker_verdict = NULL;
482uschar *bmi_base64_verdict = NULL;
483uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
484int bmi_deliver = 1;
485int bmi_run = 0;
486uschar *bmi_verdicts = NULL;
487#endif
32b8ce41 488int bsmtp_transaction_linecount = 0;
939c3e34 489int body_8bitmime = 0;
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490int body_linecount = 0;
491int body_zerocount = 0;
492uschar *bounce_message_file = NULL;
493uschar *bounce_message_text = NULL;
494uschar *bounce_recipient = NULL;
495BOOL bounce_return_body = TRUE;
62b7cd08 496int bounce_return_linesize_limit = 998;
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497BOOL bounce_return_message = TRUE;
498int bounce_return_size_limit = 100*1024;
499uschar *bounce_sender_authentication = NULL;
059ec3d9 500
055e2cb4 501uschar *callout_address = NULL;
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502int callout_cache_domain_positive_expire = 7*24*60*60;
503int callout_cache_domain_negative_expire = 3*60*60;
504int callout_cache_positive_expire = 24*60*60;
505int callout_cache_negative_expire = 2*60*60;
506uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 507uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
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508int check_log_inodes = 100;
509int check_log_space = 10*1024; /* 10K Kbyte == 10MB */
a0d6ba8a 510BOOL check_rfc2047_length = TRUE;
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511int check_spool_inodes = 100;
512int check_spool_space = 10*1024; /* 10K Kbyte == 10MB */
18481de3 513
aa368db3 514uschar *chunking_advertise_hosts = US"*";
18481de3 515unsigned chunking_datasize = 0;
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516unsigned chunking_data_left = 0;
517BOOL chunking_offered = FALSE;
18481de3 518chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
f98442df 519const pcre *regex_CHUNKING = NULL;
18481de3 520
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521uschar *client_authenticator = NULL;
522uschar *client_authenticated_id = NULL;
523uschar *client_authenticated_sender = NULL;
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524int clmacro_count = 0;
525uschar *clmacros[MAX_CLMACROS];
f33875c3 526BOOL commandline_checks_require_admin = FALSE;
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527BOOL config_changed = FALSE;
528FILE *config_file = NULL;
18d6b513 529const uschar *config_filename = NULL;
059ec3d9 530int config_lineno = 0;
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531#ifdef CONFIGURE_GROUP
532gid_t config_gid = CONFIGURE_GROUP;
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533#else
534gid_t config_gid = 0;
35edf2ff 535#endif
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536uschar *config_main_filelist = US CONFIGURE_FILE
537 "\0<-----------Space to patch configure_filename->";
538uschar *config_main_filename = NULL;
98b8312f 539uschar *config_main_directory = NULL;
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540
541#ifdef CONFIGURE_OWNER
542uid_t config_uid = CONFIGURE_OWNER;
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543#else
544uid_t config_uid = 0;
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545#endif
546
547int connection_max_messages= -1;
5013d912 548uschar *continue_proxy_cipher = NULL;
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549uschar *continue_hostname = NULL;
550uschar *continue_host_address = NULL;
551BOOL continue_more = FALSE;
552int continue_sequence = 1;
553uschar *continue_transport = NULL;
554
e5a9dba6 555uschar *csa_status = NULL;
5032d1cf 556cut_t cutthrough = {
f2ed27cf
JH
557 .callout_hold_only = FALSE, /* verify-only: normal delivery */
558 .delivery = FALSE, /* when to attempt */
559 .defer_pass = FALSE, /* on defer: spool locally */
560 .is_tls = FALSE, /* not a TLS conn yet */
561 .fd = -1, /* open connection */
562 .nrcpt = 0, /* number of addresses */
5032d1cf 563};
e5a9dba6 564
059ec3d9
PH
565BOOL daemon_listen = FALSE;
566uschar *daemon_smtp_port = US"smtp";
4aee0225
PH
567int daemon_startup_retries = 9;
568int daemon_startup_sleep = 30;
6a8f9482
TK
569
570#ifdef EXPERIMENTAL_DCC
571BOOL dcc_direct_add_header = FALSE;
572uschar *dcc_header = NULL;
573uschar *dcc_result = NULL;
574uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
575uschar *dccifd_options = US"header";
576#endif
577
3d235903 578BOOL debug_daemon = FALSE;
059ec3d9
PH
579int debug_fd = -1;
580FILE *debug_file = NULL;
6c6d6e48
TF
581int debug_notall[] = {
582 Di_memory,
583 -1
059ec3d9 584};
6c6d6e48
TF
585bit_table debug_options[] = { /* must be in alphabetical order */
586 BIT_TABLE(D, acl),
587 BIT_TABLE(D, all),
588 BIT_TABLE(D, auth),
589 BIT_TABLE(D, deliver),
590 BIT_TABLE(D, dns),
591 BIT_TABLE(D, dnsbl),
592 BIT_TABLE(D, exec),
593 BIT_TABLE(D, expand),
594 BIT_TABLE(D, filter),
595 BIT_TABLE(D, hints_lookup),
596 BIT_TABLE(D, host_lookup),
597 BIT_TABLE(D, ident),
598 BIT_TABLE(D, interface),
599 BIT_TABLE(D, lists),
600 BIT_TABLE(D, load),
601 BIT_TABLE(D, local_scan),
602 BIT_TABLE(D, lookup),
603 BIT_TABLE(D, memory),
604 BIT_TABLE(D, pid),
605 BIT_TABLE(D, process_info),
606 BIT_TABLE(D, queue_run),
607 BIT_TABLE(D, receive),
608 BIT_TABLE(D, resolver),
609 BIT_TABLE(D, retry),
610 BIT_TABLE(D, rewrite),
611 BIT_TABLE(D, route),
612 BIT_TABLE(D, timestamp),
613 BIT_TABLE(D, tls),
614 BIT_TABLE(D, transport),
615 BIT_TABLE(D, uid),
616 BIT_TABLE(D, verify),
617};
618int debug_options_count = nelem(debug_options);
619
059ec3d9 620unsigned int debug_selector = 0;
64073d9c 621BOOL debug_store = FALSE;
059ec3d9 622int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH
623uschar *delay_warning_condition=
624 US"${if or {"
e85a7ad5 625 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH
626 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
627 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
628 "} {no}{yes}}";
059ec3d9
PH
629BOOL delivery_date_remove = TRUE;
630uschar *deliver_address_data = NULL;
631int deliver_datafile = -1;
55414b25 632const uschar *deliver_domain = NULL;
059ec3d9 633uschar *deliver_domain_data = NULL;
55414b25
JH
634const uschar *deliver_domain_orig = NULL;
635const uschar *deliver_domain_parent = NULL;
059ec3d9
PH
636BOOL deliver_drop_privilege = FALSE;
637BOOL deliver_firsttime = FALSE;
638BOOL deliver_force = FALSE;
639BOOL deliver_freeze = FALSE;
19050083 640time_t deliver_frozen_at = 0;
059ec3d9 641uschar *deliver_home = NULL;
55414b25
JH
642const uschar *deliver_host = NULL;
643const uschar *deliver_host_address = NULL;
a7538db1 644int deliver_host_port = 0;
059ec3d9
PH
645uschar *deliver_in_buffer = NULL;
646ino_t deliver_inode = 0;
647uschar *deliver_localpart = NULL;
648uschar *deliver_localpart_data = NULL;
649uschar *deliver_localpart_orig = NULL;
650uschar *deliver_localpart_parent = NULL;
651uschar *deliver_localpart_prefix = NULL;
652uschar *deliver_localpart_suffix = NULL;
653BOOL deliver_force_thaw = FALSE;
654BOOL deliver_manual_thaw = FALSE;
655uschar *deliver_out_buffer = NULL;
656int deliver_queue_load_max = -1;
657address_item *deliver_recipients = NULL;
658uschar *deliver_selectstring = NULL;
659BOOL deliver_selectstring_regex = FALSE;
660uschar *deliver_selectstring_sender = NULL;
661BOOL deliver_selectstring_sender_regex = FALSE;
4c590bd1 662BOOL disable_callout_flush = FALSE;
047bdd8c 663BOOL disable_delay_flush = FALSE;
54fc8428
PH
664#ifdef ENABLE_DISABLE_FSYNC
665BOOL disable_fsync = FALSE;
666#endif
7e66e54d 667BOOL disable_ipv6 = FALSE;
059ec3d9
PH
668BOOL disable_logging = FALSE;
669
80a47a2c 670#ifndef DISABLE_DKIM
abe1010c 671BOOL dkim_collect_input = FALSE;
2df588c9 672uschar *dkim_cur_signer = NULL;
abe1010c
JH
673BOOL dkim_disable_verify = FALSE;
674int dkim_key_length = 0;
9e5d6b55 675uschar *dkim_signers = NULL;
f7572e5a
TK
676uschar *dkim_signing_domain = NULL;
677uschar *dkim_signing_selector = NULL;
2c47372f 678uschar *dkim_verify_overall = NULL;
9e5d6b55 679uschar *dkim_verify_signers = US"$dkim_signers";
a79d8834
JH
680uschar *dkim_verify_status = NULL;
681uschar *dkim_verify_reason = NULL;
f7572e5a 682#endif
4840604e 683#ifdef EXPERIMENTAL_DMARC
4a8ce2d8 684BOOL dmarc_has_been_checked = FALSE;
4840604e 685uschar *dmarc_ar_header = NULL;
8c8b8274 686uschar *dmarc_domain_policy = NULL;
4840604e
TL
687uschar *dmarc_forensic_sender = NULL;
688uschar *dmarc_history_file = NULL;
689uschar *dmarc_status = NULL;
690uschar *dmarc_status_text = NULL;
691uschar *dmarc_tld_file = NULL;
692uschar *dmarc_used_domain = NULL;
693BOOL dmarc_disable_verify = FALSE;
694BOOL dmarc_enable_forensic = FALSE;
695#endif
f7572e5a 696
059ec3d9 697uschar *dns_again_means_nonexist = NULL;
e5a9dba6
PH
698int dns_csa_search_limit = 5;
699BOOL dns_csa_use_reverse = TRUE;
c0635b6d 700#ifdef SUPPORT_DANE
e682570f
TL
701int dns_dane_ok = -1;
702#endif
059ec3d9
PH
703uschar *dns_ipv4_lookup = NULL;
704int dns_retrans = 0;
705int dns_retry = 0;
0fbd9bff 706int dns_dnssec_ok = -1; /* <0 = not coerced */
9820a77f 707uschar *dns_trust_aa = NULL;
e97d1f08 708int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 709uschar *dnslist_domain = NULL;
93655c46 710uschar *dnslist_matched = NULL;
059ec3d9
PH
711uschar *dnslist_text = NULL;
712uschar *dnslist_value = NULL;
713tree_node *domainlist_anchor = NULL;
714int domainlist_count = 0;
715BOOL dont_deliver = FALSE;
716BOOL dot_ends = TRUE;
717BOOL drop_cr = FALSE; /* No longer used */
0e22dfd1 718uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9
PH
719
720BOOL enable_dollar_recipients = FALSE;
721BOOL envelope_to_remove = TRUE;
722int errno_quota = ERRNO_QUOTA;
723uschar *errors_copy = NULL;
724int error_handling = ERRORS_SENDER;
725uschar *errors_reply_to = NULL;
726int errors_sender_rc = EXIT_FAILURE;
0cbf2b82 727#ifndef DISABLE_EVENT
723fe533 728uschar *event_action = NULL; /* expansion for delivery events */
4c04137d 729uschar *event_data = NULL; /* auxiliary data variable for event */
723fe533 730int event_defer_errno = 0;
55414b25 731const uschar *event_name = NULL; /* event name variable */
723fe533
JH
732#endif
733
059ec3d9
PH
734
735gid_t exim_gid = EXIM_GID;
736BOOL exim_gid_set = TRUE; /* This gid is always set */
737uschar *exim_path = US BIN_DIRECTORY "/exim"
738 "\0<---------------Space to patch exim_path->";
739uid_t exim_uid = EXIM_UID;
740BOOL exim_uid_set = TRUE; /* This uid is always set */
e1d04f48 741int expand_level = 0; /* Nesting depth, indent for debug */
059ec3d9
PH
742int expand_forbid = 0;
743int expand_nlength[EXPAND_MAXN+1];
744int expand_nmax = -1;
745uschar *expand_nstring[EXPAND_MAXN+1];
746BOOL expand_string_forcedfail = FALSE;
747uschar *expand_string_message;
748BOOL extract_addresses_remove_arguments = TRUE;
749uschar *extra_local_interfaces = NULL;
750
29aba418 751int fake_response = OK;
0e22dfd1
PH
752uschar *fake_response_text = US"Your message has been rejected but is "
753 "being kept for evaluation.\nIf it was a "
754 "legitimate message, it may still be "
755 "delivered to the target recipient(s).";
059ec3d9
PH
756int filter_n[FILTER_VARIABLE_COUNT];
757BOOL filter_running = FALSE;
758int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH
759int filter_test = FTEST_NONE;
760uschar *filter_test_sfile = NULL;
761uschar *filter_test_ufile = NULL;
059ec3d9
PH
762uschar *filter_thisaddress = NULL;
763int finduser_retries = 0;
764uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
765uschar *freeze_tell = NULL;
6a3f1455 766uschar *freeze_tell_config = NULL;
059ec3d9
PH
767uschar *fudged_queue_times = US"";
768
769uschar *gecos_name = NULL;
770uschar *gecos_pattern = NULL;
771rewrite_rule *global_rewrite_rules = NULL;
772
773uschar *headers_charset = US HEADERS_CHARSET;
774int header_insert_maxlen = 64 * 1024;
775header_line *header_last = NULL;
776header_line *header_list = NULL;
777int header_maxsize = HEADER_MAXSIZE;
778int header_line_maxsize = 0;
779
780header_name header_names[] = {
f2ed27cf
JH
781 /* name len allow_resent htype */
782 { US"bcc", 3, TRUE, htype_bcc },
783 { US"cc", 2, TRUE, htype_cc },
784 { US"date", 4, TRUE, htype_date },
785 { US"delivery-date", 13, FALSE, htype_delivery_date },
786 { US"envelope-to", 11, FALSE, htype_envelope_to },
787 { US"from", 4, TRUE, htype_from },
788 { US"message-id", 10, TRUE, htype_id },
789 { US"received", 8, FALSE, htype_received },
790 { US"reply-to", 8, FALSE, htype_reply_to },
791 { US"return-path", 11, FALSE, htype_return_path },
792 { US"sender", 6, TRUE, htype_sender },
793 { US"subject", 7, FALSE, htype_subject },
794 { US"to", 2, TRUE, htype_to }
059ec3d9
PH
795};
796
617d3932 797int header_names_size = nelem(header_names);
059ec3d9
PH
798
799BOOL header_rewritten = FALSE;
800uschar *helo_accept_junk_hosts = NULL;
801uschar *helo_allow_chars = US"";
802uschar *helo_lookup_domains = US"@ : @[]";
803uschar *helo_try_verify_hosts = NULL;
804BOOL helo_verified = FALSE;
d7b47fd0 805BOOL helo_verify_failed = FALSE;
059ec3d9 806uschar *helo_verify_hosts = NULL;
1ba28e2b 807const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9
PH
808uschar *hold_domains = NULL;
809BOOL host_checking = FALSE;
810BOOL host_checking_callout = FALSE;
811uschar *host_data = NULL;
812BOOL host_find_failed_syntax= FALSE;
813uschar *host_lookup = NULL;
b08b24c8 814BOOL host_lookup_deferred = FALSE;
059ec3d9
PH
815BOOL host_lookup_failed = FALSE;
816uschar *host_lookup_order = US"bydns:byaddr";
817uschar *host_lookup_msg = US"";
818int host_number = 0;
819uschar *host_number_string = NULL;
820uschar *host_reject_connection = NULL;
821tree_node *hostlist_anchor = NULL;
822int hostlist_count = 0;
823uschar *hosts_treat_as_local = NULL;
824uschar *hosts_connection_nolog = NULL;
825
826int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
827BOOL ignore_fromline_local = FALSE;
828uschar *ignore_fromline_hosts = NULL;
9ee44efb
PP
829BOOL inetd_wait_mode = FALSE;
830int inetd_wait_timeout = -1;
3615fa9a 831uschar *initial_cwd = NULL;
059ec3d9
PH
832uschar *interface_address = NULL;
833int interface_port = -1;
834BOOL is_inetd = FALSE;
0ce9abe6 835uschar *iterate_item = NULL;
059ec3d9
PH
836
837int journal_fd = -1;
838
bc3c7bb7
HSHR
839uschar *keep_environment = NULL;
840
059ec3d9
PH
841int keep_malformed = 4*24*60*60; /* 4 days */
842
843uschar *eldap_dn = NULL;
844int load_average = -2;
845BOOL local_error_message = FALSE;
846BOOL local_from_check = TRUE;
847uschar *local_from_prefix = NULL;
848uschar *local_from_suffix = NULL;
849
850#if HAVE_IPV6
851uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
852#else
853uschar *local_interfaces = US"0.0.0.0";
854#endif
855
856uschar *local_scan_data = NULL;
857int local_scan_timeout = 5*60;
858BOOL local_sender_retain = FALSE;
859gid_t local_user_gid = (gid_t)(-1);
860uid_t local_user_uid = (uid_t)(-1);
861
862tree_node *localpartlist_anchor= NULL;
863int localpartlist_count = 0;
864uschar *log_buffer = NULL;
6c6d6e48
TF
865
866int log_default[] = { /* for initializing log_selector */
867 Li_acl_warn_skipped,
868 Li_connection_reject,
869 Li_delay_delivery,
2c47372f 870 Li_dkim,
6c6d6e48
TF
871 Li_dnslist_defer,
872 Li_etrn,
873 Li_host_lookup_failed,
874 Li_lost_incoming_connection,
ac881e27 875 Li_outgoing_interface, /* see d_log_interface in deliver.c */
6c6d6e48
TF
876 Li_queue_run,
877 Li_rejected_header,
878 Li_retry_defer,
879 Li_sender_verify_fail,
880 Li_size_reject,
881 Li_skip_delivery,
882 Li_smtp_confirmation,
883 Li_tls_certificate_verified,
884 Li_tls_cipher,
885 -1
886};
887
059ec3d9
PH
888uschar *log_file_path = US LOG_FILE_PATH
889 "\0<--------------Space to patch log_file_path->";
890
6c6d6e48
TF
891int log_notall[] = {
892 -1
893};
894bit_table log_options[] = { /* must be in alphabetical order */
895 BIT_TABLE(L, 8bitmime),
896 BIT_TABLE(L, acl_warn_skipped),
897 BIT_TABLE(L, address_rewrite),
898 BIT_TABLE(L, all),
899 BIT_TABLE(L, all_parents),
900 BIT_TABLE(L, arguments),
901 BIT_TABLE(L, connection_reject),
902 BIT_TABLE(L, delay_delivery),
903 BIT_TABLE(L, deliver_time),
904 BIT_TABLE(L, delivery_size),
2c47372f
JH
905#ifndef DISABLE_DKIM
906 BIT_TABLE(L, dkim),
907 BIT_TABLE(L, dkim_verbose),
908#endif
6c6d6e48 909 BIT_TABLE(L, dnslist_defer),
fc16abb4 910 BIT_TABLE(L, dnssec),
6c6d6e48
TF
911 BIT_TABLE(L, etrn),
912 BIT_TABLE(L, host_lookup_failed),
913 BIT_TABLE(L, ident_timeout),
914 BIT_TABLE(L, incoming_interface),
915 BIT_TABLE(L, incoming_port),
916 BIT_TABLE(L, lost_incoming_connection),
571b2715 917 BIT_TABLE(L, millisec),
ac881e27 918 BIT_TABLE(L, outgoing_interface),
6c6d6e48
TF
919 BIT_TABLE(L, outgoing_port),
920 BIT_TABLE(L, pid),
2c47372f 921#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
6c6d6e48
TF
922 BIT_TABLE(L, proxy),
923#endif
924 BIT_TABLE(L, queue_run),
925 BIT_TABLE(L, queue_time),
926 BIT_TABLE(L, queue_time_overall),
306c6c77 927 BIT_TABLE(L, receive_time),
6c6d6e48
TF
928 BIT_TABLE(L, received_recipients),
929 BIT_TABLE(L, received_sender),
930 BIT_TABLE(L, rejected_header),
931 { US"rejected_headers", Li_rejected_header },
932 BIT_TABLE(L, retry_defer),
933 BIT_TABLE(L, return_path_on_delivery),
934 BIT_TABLE(L, sender_on_delivery),
935 BIT_TABLE(L, sender_verify_fail),
936 BIT_TABLE(L, size_reject),
937 BIT_TABLE(L, skip_delivery),
938 BIT_TABLE(L, smtp_confirmation),
939 BIT_TABLE(L, smtp_connection),
940 BIT_TABLE(L, smtp_incomplete_transaction),
941 BIT_TABLE(L, smtp_mailauth),
942 BIT_TABLE(L, smtp_no_mail),
943 BIT_TABLE(L, smtp_protocol_error),
944 BIT_TABLE(L, smtp_syntax_error),
945 BIT_TABLE(L, subject),
946 BIT_TABLE(L, tls_certificate_verified),
947 BIT_TABLE(L, tls_cipher),
948 BIT_TABLE(L, tls_peerdn),
949 BIT_TABLE(L, tls_sni),
950 BIT_TABLE(L, unknown_in_list),
059ec3d9 951};
6c6d6e48 952int log_options_count = nelem(log_options);
059ec3d9 953
6ea85e9a 954int log_reject_target = 0;
6c6d6e48 955unsigned int log_selector[log_selector_size]; /* initialized in main() */
059ec3d9
PH
956uschar *log_selector_string = NULL;
957FILE *log_stderr = NULL;
958BOOL log_testing_mode = FALSE;
959BOOL log_timezone = FALSE;
960uschar *login_sender_address = NULL;
4e0983dc 961uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH
962int lookup_open_max = 25;
963uschar *lookup_value = NULL;
964
85e03244 965macro_item *macros_user = NULL;
059ec3d9 966uschar *mailstore_basename = NULL;
8523533c
TK
967#ifdef WITH_CONTENT_SCAN
968uschar *malware_name = NULL; /* Virus Name */
969#endif
d677b2f2 970int max_received_linelength= 0;
059ec3d9
PH
971int max_username_length = 0;
972int message_age = 0;
973uschar *message_body = NULL;
974uschar *message_body_end = NULL;
ddea74fa 975BOOL message_body_newlines = FALSE;
059ec3d9
PH
976int message_body_size = 0;
977int message_body_visible = 500;
978int message_ended = END_NOTSTARTED;
979uschar *message_headers = NULL;
980uschar *message_id;
981uschar *message_id_domain = NULL;
982uschar *message_id_text = NULL;
983struct timeval message_id_tv = { 0, 0 };
984uschar message_id_option[MESSAGE_ID_LENGTH + 3];
985uschar *message_id_external;
986int message_linecount = 0;
987BOOL message_logs = TRUE;
988int message_size = 0;
989uschar *message_size_limit = US"50M";
8c5d388a 990#ifdef SUPPORT_I18N
eb02f5df 991BOOL message_smtputf8 = FALSE;
3c8b3577 992int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 993#endif
059ec3d9
PH
994uschar message_subdir[2] = { 0, 0 };
995uschar *message_reference = NULL;
8523533c
TK
996
997/* MIME ACL expandables */
998#ifdef WITH_CONTENT_SCAN
f7b63901 999int mime_anomaly_level = 0;
1ba28e2b 1000const uschar *mime_anomaly_text = NULL;
8523533c
TK
1001uschar *mime_boundary = NULL;
1002uschar *mime_charset = NULL;
1003uschar *mime_content_description = NULL;
1004uschar *mime_content_disposition = NULL;
1005uschar *mime_content_id = NULL;
1006unsigned int mime_content_size = 0;
1007uschar *mime_content_transfer_encoding = NULL;
1008uschar *mime_content_type = NULL;
1009uschar *mime_decoded_filename = NULL;
1010uschar *mime_filename = NULL;
1011int mime_is_multipart = 0;
1012int mime_is_coverletter = 0;
1013int mime_is_rfc822 = 0;
1014int mime_part_count = -1;
1015#endif
1016
059ec3d9
PH
1017BOOL mua_wrapper = FALSE;
1018
1019uid_t *never_users = NULL;
8523533c
TK
1020#ifdef WITH_CONTENT_SCAN
1021BOOL no_mbox_unspool = FALSE;
1022#endif
059ec3d9
PH
1023BOOL no_multiline_responses = FALSE;
1024
fb05276a
JH
1025const int on = 1; /* for setsockopt */
1026const int off = 0;
1027
059ec3d9
PH
1028uid_t original_euid;
1029gid_t originator_gid;
1030uschar *originator_login = NULL;
1031uschar *originator_name = NULL;
1032uid_t originator_uid;
1033uschar *override_local_interfaces = NULL;
1034uschar *override_pid_file_path = NULL;
1035
1036BOOL parse_allow_group = FALSE;
1037BOOL parse_found_group = FALSE;
1038uschar *percent_hack_domains = NULL;
1039uschar *pid_file_path = US PID_FILE_PATH
1040 "\0<--------------Space to patch pid_file_path->";
cf8b11a5 1041BOOL pipelining_enable = TRUE;
059ec3d9
PH
1042uschar *pipelining_advertise_hosts = US"*";
1043BOOL preserve_message_logs = FALSE;
1044uschar *primary_hostname = NULL;
1045BOOL print_topbitchars = FALSE;
1046uschar process_info[PROCESS_INFO_SIZE];
921b12ca 1047int process_info_len = 0;
059ec3d9
PH
1048uschar *process_log_path = NULL;
1049BOOL prod_requires_admin = TRUE;
a3c86431 1050
e6d2a989 1051#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
cee5f132 1052uschar *hosts_proxy = US"";
e6d2a989
JH
1053uschar *proxy_external_address = US"";
1054int proxy_external_port = 0;
1055uschar *proxy_local_address = US"";
1056int proxy_local_port = 0;
a3c86431
TL
1057BOOL proxy_session = FALSE;
1058BOOL proxy_session_failed = FALSE;
1059#endif
1060
fffda43a
TK
1061uschar *prvscheck_address = NULL;
1062uschar *prvscheck_keynum = NULL;
1063uschar *prvscheck_result = NULL;
1064
059ec3d9 1065
55414b25 1066const uschar *qualify_domain_recipient = NULL;
059ec3d9
PH
1067uschar *qualify_domain_sender = NULL;
1068BOOL queue_2stage = FALSE;
1069uschar *queue_domains = NULL;
1070int queue_interval = -1;
1071BOOL queue_list_requires_admin = TRUE;
a2da3176 1072uschar *queue_name = US"";
059ec3d9
PH
1073BOOL queue_only = FALSE;
1074uschar *queue_only_file = NULL;
1075int queue_only_load = -1;
8669f003 1076BOOL queue_only_load_latch = TRUE;
059ec3d9
PH
1077BOOL queue_only_override = TRUE;
1078BOOL queue_only_policy = FALSE;
1079BOOL queue_run_first_delivery = FALSE;
1080BOOL queue_run_force = FALSE;
1081BOOL queue_run_in_order = FALSE;
1082BOOL queue_run_local = FALSE;
0cd5fd23 1083uschar *queue_run_max = US"5";
059ec3d9
PH
1084pid_t queue_run_pid = (pid_t)0;
1085int queue_run_pipe = -1;
1086BOOL queue_running = FALSE;
1087BOOL queue_smtp = FALSE;
1088uschar *queue_smtp_domains = NULL;
1089
1090unsigned int random_seed = 0;
fe0dab11 1091tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF
1092tree_node *ratelimiters_conn = NULL;
1093tree_node *ratelimiters_mail = NULL;
059ec3d9
PH
1094uschar *raw_active_hostname = NULL;
1095uschar *raw_sender = NULL;
1096uschar **raw_recipients = NULL;
1097int raw_recipients_count = 0;
1098
1099int rcpt_count = 0;
1100int rcpt_fail_count = 0;
1101int rcpt_defer_count = 0;
1102gid_t real_gid;
1103uid_t real_uid;
1104BOOL really_exim = TRUE;
1105BOOL receive_call_bombout = FALSE;
1106int receive_linecount = 0;
1107int receive_messagecount = 0;
1108int receive_timeout = 0;
1109int received_count = 0;
1110uschar *received_for = NULL;
1111
1112/* This is the default text for Received headers generated by Exim. The
1113date will be automatically added on the end. */
1114
1115uschar *received_header_text = US
1116 "Received: "
1117 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
1e70f85b 1118 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
059ec3d9
PH
1119 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
1120 "by $primary_hostname "
1121 "${if def:received_protocol {with $received_protocol}} "
1122 #ifdef SUPPORT_TLS
1123 "${if def:tls_cipher {($tls_cipher)\n\t}}"
1124 #endif
1125 "(Exim $version_number)\n\t"
3e46c1aa 1126 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1127 "id $message_exim_id"
059ec3d9
PH
1128 "${if def:received_for {\n\tfor $received_for}}"
1129 "\0<---------------Space to patch received_header_text->";
1130
1131int received_headers_max = 30;
1132uschar *received_protocol = NULL;
32dfdf8b 1133struct timeval received_time = { 0, 0 };
306c6c77 1134struct timeval received_time_taken = { 0, 0 };
059ec3d9
PH
1135uschar *recipient_data = NULL;
1136uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1137uschar *recipient_verify_failure = NULL;
059ec3d9
PH
1138int recipients_count = 0;
1139BOOL recipients_discarded = FALSE;
1140recipient_item *recipients_list = NULL;
1141int recipients_list_max = 0;
1142int recipients_max = 0;
1143BOOL recipients_max_reject = FALSE;
1144const pcre *regex_AUTH = NULL;
1145const pcre *regex_check_dns_names = NULL;
1146const pcre *regex_From = NULL;
f1513293 1147const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH
1148const pcre *regex_PIPELINING = NULL;
1149const pcre *regex_SIZE = NULL;
1150const pcre *regex_ismsgid = NULL;
f38917cc
JH
1151const pcre *regex_smtp_code = NULL;
1152uschar *regex_vars[REGEX_VARS];
a7cbbf50
PP
1153#ifdef WHITELIST_D_MACROS
1154const pcre *regex_whitelisted_macro = NULL;
1155#endif
8523533c
TK
1156#ifdef WITH_CONTENT_SCAN
1157uschar *regex_match_string = NULL;
1158#endif
059ec3d9
PH
1159int remote_delivery_count = 0;
1160int remote_max_parallel = 2;
1161uschar *remote_sort_domains = NULL;
1162int retry_data_expire = 7*24*60*60;
1163int retry_interval_max = 24*60*60;
1164int retry_maximum_timeout = 0; /* set from retry config */
1165retry_config *retries = NULL;
1166uschar *return_path = NULL;
1167BOOL return_path_remove = TRUE;
1168int rewrite_existflags = 0;
f926e272
JH
1169uschar *rfc1413_hosts = US"@[]";
1170int rfc1413_query_timeout = 0;
059ec3d9 1171/* BOOL rfc821_domains = FALSE; <<< on the way out */
c1d94452 1172uid_t root_gid = ROOT_GID;
059ec3d9
PH
1173uid_t root_uid = ROOT_UID;
1174
1175router_instance *routers = NULL;
1176router_instance router_defaults = {
f2ed27cf
JH
1177 .next = NULL,
1178 .name = NULL,
1179 .info = NULL,
1180 .options_block = NULL,
1181 .driver_name = NULL,
059ec3d9 1182
f2ed27cf 1183 .address_data = NULL,
8523533c 1184#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf 1185 .bmi_rule = NULL,
8e669ac1 1186#endif
f2ed27cf
JH
1187 .cannot_route_message = NULL,
1188 .condition = NULL,
1189 .current_directory = NULL,
1190 .debug_string = NULL,
1191 .domains = NULL,
1192 .errors_to = NULL,
1193 .expand_gid = NULL,
1194 .expand_uid = NULL,
1195 .expand_more = NULL,
1196 .expand_unseen = NULL,
1197 .extra_headers = NULL,
1198 .fallback_hosts = NULL,
1199 .home_directory = NULL,
1200 .ignore_target_hosts = NULL,
1201 .local_parts = NULL,
1202 .pass_router_name = NULL,
1203 .prefix = NULL,
1204 .redirect_router_name = NULL,
1205 .remove_headers = NULL,
1206 .require_files = NULL,
1207 .router_home_directory = NULL,
1208 .self = US"freeze",
1209 .senders = NULL,
1210 .suffix = NULL,
1211 .translate_ip_address = NULL,
1212 .transport_name = NULL,
1213
1214 .address_test = TRUE,
8523533c 1215#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf
JH
1216 .bmi_deliver_alternate = FALSE,
1217 .bmi_deliver_default = FALSE,
1218 .bmi_dont_deliver = FALSE,
8523533c 1219#endif
f2ed27cf
JH
1220 .expn = TRUE,
1221 .caseful_local_part = FALSE,
1222 .check_local_user = FALSE,
1223 .disable_logging = FALSE,
1224 .fail_verify_recipient = FALSE,
1225 .fail_verify_sender = FALSE,
1226 .gid_set = FALSE,
1227 .initgroups = FALSE,
1228 .log_as_local = TRUE_UNSET,
1229 .more = TRUE,
1230 .pass_on_timeout = FALSE,
1231 .prefix_optional = FALSE,
1232 .repeat_use = TRUE,
1233 .retry_use_local_part = TRUE_UNSET,
1234 .same_domain_copy_routing = FALSE,
1235 .self_rewrite = FALSE,
1236 .suffix_optional = FALSE,
1237 .verify_only = FALSE,
1238 .verify_recipient = TRUE,
1239 .verify_sender = TRUE,
1240 .uid_set = FALSE,
1241 .unseen = FALSE,
1242 .dsn_lasthop = FALSE,
1243
1244 .self_code = self_freeze,
1245 .uid = (uid_t)(-1),
1246 .gid = (gid_t)(-1),
1247
1248 .fallback_hostlist = NULL,
1249 .transport = NULL,
1250 .pass_router = NULL,
1251 .redirect_router = NULL,
1252
1253 .dnssec = { NULL, NULL }, /* dnssec_domains {require,request} */
059ec3d9
PH
1254};
1255
181d9bf8
JH
1256uschar *router_name = NULL;
1257
059ec3d9
PH
1258ip_address_item *running_interfaces = NULL;
1259BOOL running_in_test_harness = FALSE;
1260
1261/* This is a weird one. The following string gets patched in the binary by the
1262script that sets up a copy of Exim for running in the test harness. It seems
1263that compilers are now clever, and share constant strings if they can.
1264Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1265make use of the end of this string in order to save space. So the patching then
8669f003 1266wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH
1267onto the end of the string. */
1268
1269uschar *running_status = US">>>running<<<" "\0EXTRA";
1270
1271int runrc = 0;
1272
1273uschar *search_error_message = NULL;
1274BOOL search_find_defer = FALSE;
1275uschar *self_hostname = NULL;
1276uschar *sender_address = NULL;
1277unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1278uschar *sender_address_data = NULL;
059ec3d9
PH
1279BOOL sender_address_forced = FALSE;
1280uschar *sender_address_unrewritten = NULL;
1281uschar *sender_data = NULL;
1282unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1283uschar *sender_fullhost = NULL;
1705dd20 1284BOOL sender_helo_dnssec = FALSE;
059ec3d9
PH
1285uschar *sender_helo_name = NULL;
1286uschar **sender_host_aliases = &no_aliases;
1287uschar *sender_host_address = NULL;
1288uschar *sender_host_authenticated = NULL;
c44ff8be 1289uschar *sender_host_auth_pubname = NULL;
059ec3d9 1290unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1f4a55da 1291BOOL sender_host_dnssec = FALSE;
059ec3d9
PH
1292uschar *sender_host_name = NULL;
1293int sender_host_port = 0;
1294BOOL sender_host_notsocket = FALSE;
1295BOOL sender_host_unknown = FALSE;
1296uschar *sender_ident = NULL;
1297BOOL sender_local = FALSE;
2fe1a124 1298BOOL sender_name_forced = FALSE;
870f6ba8
TF
1299uschar *sender_rate = NULL;
1300uschar *sender_rate_limit = NULL;
1301uschar *sender_rate_period = NULL;
059ec3d9
PH
1302uschar *sender_rcvhost = NULL;
1303BOOL sender_set_untrusted = FALSE;
1304uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1305uschar *sender_verify_failure = NULL;
059ec3d9
PH
1306address_item *sender_verified_list = NULL;
1307address_item *sender_verified_failed = NULL;
1308int sender_verified_rc = -1;
1309BOOL sender_verified_responded = FALSE;
41c7c167
PH
1310uschar *sending_ip_address = NULL;
1311int sending_port = -1;
cd59ab18 1312SIGNAL_BOOL sigalrm_seen = FALSE;
059ec3d9 1313uschar **sighup_argv = NULL;
846430d9 1314int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9
PH
1315int smtp_accept_count = 0;
1316BOOL smtp_accept_keepalive = TRUE;
1317int smtp_accept_max = 20;
1318int smtp_accept_max_nonmail= 10;
1319uschar *smtp_accept_max_nonmail_hosts = US"*";
1320int smtp_accept_max_per_connection = 1000;
1321uschar *smtp_accept_max_per_host = NULL;
1322int smtp_accept_queue = 0;
1323int smtp_accept_queue_per_connection = 10;
1324int smtp_accept_reserve = 0;
1325uschar *smtp_active_hostname = NULL;
1326BOOL smtp_authenticated = FALSE;
1f5b4c3d 1327uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH
1328 "Exim $version_number $tod_full"
1329 "\0<---------------Space to patch smtp_banner->";
1330BOOL smtp_batched_input = FALSE;
1331BOOL smtp_check_spool_space = TRUE;
b4ed4da0 1332int smtp_ch_index = 0;
3ee512ff
PH
1333uschar *smtp_cmd_argument = NULL;
1334uschar *smtp_cmd_buffer = NULL;
0f1a8658 1335struct timeval smtp_connection_start = {0,0};
b4ed4da0 1336uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH
1337int smtp_connect_backlog = 20;
1338double smtp_delay_mail = 0.0;
1339double smtp_delay_rcpt = 0.0;
1340BOOL smtp_enforce_sync = TRUE;
1341FILE *smtp_in = NULL;
1342BOOL smtp_input = FALSE;
1343int smtp_load_reserve = -1;
1344int smtp_mailcmd_count = 0;
1345FILE *smtp_out = NULL;
1346uschar *smtp_etrn_command = NULL;
1347BOOL smtp_etrn_serialize = TRUE;
1348int smtp_max_synprot_errors= 3;
1349int smtp_max_unknown_commands = 3;
8f128379 1350uschar *smtp_notquit_reason = NULL;
059ec3d9
PH
1351uschar *smtp_ratelimit_hosts = NULL;
1352uschar *smtp_ratelimit_mail = NULL;
1353uschar *smtp_ratelimit_rcpt = NULL;
1354uschar *smtp_read_error = US"";
1355int smtp_receive_timeout = 5*60;
1ad6489e 1356uschar *smtp_receive_timeout_s = NULL;
059ec3d9
PH
1357uschar *smtp_reserve_hosts = NULL;
1358BOOL smtp_return_error_details = FALSE;
1359int smtp_rlm_base = 0;
1360double smtp_rlm_factor = 0.0;
1361int smtp_rlm_limit = 0;
1362int smtp_rlm_threshold = INT_MAX;
1363int smtp_rlr_base = 0;
1364double smtp_rlr_factor = 0.0;
1365int smtp_rlr_limit = 0;
1366int smtp_rlr_threshold = INT_MAX;
2d14f397
JH
1367unsigned smtp_peer_options = 0;
1368unsigned smtp_peer_options_wrap= 0;
8c5d388a 1369#ifdef SUPPORT_I18N
9d4319df 1370uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1371#endif
8523533c
TK
1372
1373#ifdef WITH_CONTENT_SCAN
1374uschar *spamd_address = US"127.0.0.1 783";
1375uschar *spam_bar = NULL;
1376uschar *spam_report = NULL;
c5f280e2 1377uschar *spam_action = NULL;
8523533c
TK
1378uschar *spam_score = NULL;
1379uschar *spam_score_int = NULL;
1380#endif
7952eef9 1381#ifdef SUPPORT_SPF
65a7d8c3 1382uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK
1383uschar *spf_header_comment = NULL;
1384uschar *spf_received = NULL;
1385uschar *spf_result = NULL;
1386uschar *spf_smtp_comment = NULL;
1387#endif
1388
059ec3d9
PH
1389BOOL split_spool_directory = FALSE;
1390uschar *spool_directory = US SPOOL_DIRECTORY
1391 "\0<--------------Space to patch spool_directory->";
328c5688
JH
1392BOOL spool_file_wireformat = FALSE;
1393BOOL spool_wireformat = FALSE;
8523533c
TK
1394#ifdef EXPERIMENTAL_SRS
1395uschar *srs_config = NULL;
1396uschar *srs_db_address = NULL;
1397uschar *srs_db_key = NULL;
384152a6
TK
1398int srs_hashlength = 6;
1399int srs_hashmin = -1;
1400int srs_maxage = 31;
8523533c
TK
1401uschar *srs_orig_recipient = NULL;
1402uschar *srs_orig_sender = NULL;
1403uschar *srs_recipient = NULL;
384152a6 1404uschar *srs_secrets = NULL;
8523533c 1405uschar *srs_status = NULL;
384152a6
TK
1406BOOL srs_usehash = TRUE;
1407BOOL srs_usetimestamp = TRUE;
8e669ac1 1408#endif
38a0a95f 1409BOOL strict_acl_vars = FALSE;
059ec3d9 1410int string_datestamp_offset= -1;
f1e5fef5
PP
1411int string_datestamp_length= 0;
1412int string_datestamp_type = -1;
059ec3d9
PH
1413BOOL strip_excess_angle_brackets = FALSE;
1414BOOL strip_trailing_dot = FALSE;
1415uschar *submission_domain = NULL;
1416BOOL submission_mode = FALSE;
2fe1a124 1417uschar *submission_name = NULL;
8800895a 1418BOOL suppress_local_fixups = FALSE;
f4ee74ac 1419BOOL suppress_local_fixups_default = FALSE;
059ec3d9
PH
1420BOOL synchronous_delivery = FALSE;
1421BOOL syslog_duplication = TRUE;
1422int syslog_facility = LOG_MAIL;
2333e06f 1423BOOL syslog_pid = TRUE;
059ec3d9
PH
1424uschar *syslog_processname = US"exim";
1425BOOL syslog_timestamp = TRUE;
1426uschar *system_filter = NULL;
1427
1428uschar *system_filter_directory_transport = NULL;
1429uschar *system_filter_file_transport = NULL;
1430uschar *system_filter_pipe_transport = NULL;
1431uschar *system_filter_reply_transport = NULL;
1432
1433gid_t system_filter_gid = 0;
1434BOOL system_filter_gid_set = FALSE;
79d4bc3d 1435uid_t system_filter_uid = (uid_t)-1;
059ec3d9
PH
1436BOOL system_filter_uid_set = FALSE;
1437BOOL system_filtering = FALSE;
1438
6af7e591 1439BOOL tcp_fastopen_ok = FALSE;
0ab63f3d 1440blob tcp_fastopen_nodata = { .data = NULL, .len = 0 };
a2673768
JH
1441BOOL tcp_in_fastopen = FALSE;
1442BOOL tcp_in_fastopen_logged = FALSE;
059ec3d9 1443BOOL tcp_nodelay = TRUE;
1ccd5f67 1444int tcp_out_fastopen = 0;
a2673768 1445BOOL tcp_out_fastopen_logged= FALSE;
5dc43717
JJ
1446#ifdef USE_TCP_WRAPPERS
1447uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1448#endif
8669f003 1449int test_harness_load_avg = 0;
059ec3d9
PH
1450int thismessage_size_limit = 0;
1451int timeout_frozen_after = 0;
1452BOOL timestamps_utc = FALSE;
1453
1454transport_instance *transports = NULL;
1455
1456transport_instance transport_defaults = {
f2ed27cf
JH
1457 .next = NULL,
1458 .name = NULL,
1459 .info = NULL,
1460 .options_block = NULL,
1461 .driver_name = NULL,
1462 .setup = NULL,
1463 .batch_max = 1,
1464 .batch_id = NULL,
1465 .home_dir = NULL,
1466 .current_dir = NULL,
1467 .expand_multi_domain = NULL,
1468 .multi_domain = TRUE,
1469 .overrides_hosts = FALSE,
1470 .max_addresses = 100,
1471 .connection_max_messages = 500,
1472 .deliver_as_creator = FALSE,
1473 .disable_logging = FALSE,
1474 .initgroups = FALSE,
1475 .uid_set = FALSE,
1476 .gid_set = FALSE,
1477 .uid = (uid_t)(-1),
1478 .gid = (gid_t)(-1),
1479 .expand_uid = NULL,
1480 .expand_gid = NULL,
1481 .warn_message = NULL,
1482 .shadow = NULL,
1483 .shadow_condition = NULL,
1484 .filter_command = NULL,
1485 .add_headers = NULL,
1486 .remove_headers = NULL,
1487 .return_path = NULL,
1488 .debug_string = NULL,
1489 .max_parallel = NULL,
1490 .message_size_limit = NULL,
1491 .headers_rewrite = NULL,
1492 .rewrite_rules = NULL,
1493 .rewrite_existflags = 0,
1494 .filter_timeout = 300,
1495 .body_only = FALSE,
1496 .delivery_date_add = FALSE,
1497 .envelope_to_add = FALSE,
1498 .headers_only = FALSE,
1499 .rcpt_include_affixes = FALSE,
1500 .return_path_add = FALSE,
1501 .return_output = FALSE,
1502 .return_fail_output = FALSE,
1503 .log_output = FALSE,
1504 .log_fail_output = FALSE,
1505 .log_defer_output = FALSE,
1506 .retry_use_local_part = TRUE_UNSET, /* retry_use_local_part: BOOL, but set neither
1507 1 nor 0 so can detect unset */
0cbf2b82 1508#ifndef DISABLE_EVENT
f2ed27cf 1509 .event_action = NULL
533aaf91 1510#endif
059ec3d9
PH
1511};
1512
1513int transport_count;
181d9bf8 1514uschar *transport_name = NULL;
332f5cf3 1515int transport_newlines;
55414b25 1516const uschar **transport_filter_argv = NULL;
059ec3d9 1517int transport_filter_timeout;
2e2a30b4 1518BOOL transport_filter_timed_out = FALSE;
059ec3d9
PH
1519int transport_write_timeout= 0;
1520
1521tree_node *tree_dns_fails = NULL;
1522tree_node *tree_duplicates = NULL;
1523tree_node *tree_nonrecipients = NULL;
1524tree_node *tree_unusable = NULL;
1525
1526BOOL trusted_caller = FALSE;
e2f5dc15 1527BOOL trusted_config = TRUE;
059ec3d9
PH
1528gid_t *trusted_groups = NULL;
1529uid_t *trusted_users = NULL;
1530uschar *timezone_string = US TIMEZONE_DEFAULT;
1531
1532uschar *unknown_login = NULL;
1533uschar *unknown_username = NULL;
1534uschar *untrusted_set_sender = NULL;
1535
1536/* A regex for matching a "From_" line in an incoming message, in the form
1537
1538 From ph10 Fri Jan 5 12:35 GMT 1996
1539
1540which the "mail" commands send to the MTA (undocumented, of course), or in
1541the form
1542
1543 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1544
1545which is apparently used by some UUCPs, despite it not being in RFC 976.
1546Because of variations in time formats, just match up to the minutes. That
1547should be sufficient. Examples have been seen of time fields like 12:1:03,
1548so just require one digit for hours and minutes. The weekday is also absent
1549in some forms. */
1550
1551uschar *uucp_from_pattern = US
1552 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1553 "(?:" /* Non-extracting bracket */
1554 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1555 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1556 ")" /* End alternation */
1557 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1558
1559uschar *uucp_from_sender = US"$1";
1560
aec45841 1561uschar *verify_mode = NULL;
f45100a3 1562uschar *version_copyright =
f9ba5e22 1563 US"Copyright (c) University of Cambridge, 1995 - 2018\n"
c45e9ca1 1564 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018";
059ec3d9
PH
1565uschar *version_date = US"?";
1566uschar *version_cnumber = US"????";
1567uschar *version_string = US"?";
1568
aec45841 1569uschar *warn_message_file = NULL;
059ec3d9 1570int warning_count = 0;
aec45841
JH
1571uschar *warnmsg_delay = NULL;
1572uschar *warnmsg_recipients = NULL;
1573BOOL write_rejectlog = TRUE;
1574
059ec3d9
PH
1575
1576/* End of globals.c */