| 1 | /************************************************* |
| 2 | * Exim - an Internet mail transport agent * |
| 3 | *************************************************/ |
| 4 | |
| 5 | /* Copyright (c) University of Cambridge 1995 - 2018 */ |
| 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 |
| 9 | that they are easy to find. */ |
| 10 | |
| 11 | #include "exim.h" |
| 12 | |
| 13 | |
| 14 | /* Generic options for auths, all of which live inside auth_instance |
| 15 | data blocks and hence have the opt_public flag set. */ |
| 16 | |
| 17 | optionlist optionlist_auths[] = { |
| 18 | { "client_condition", opt_stringptr | opt_public, |
| 19 | (void *)(offsetof(auth_instance, client_condition)) }, |
| 20 | { "client_set_id", opt_stringptr | opt_public, |
| 21 | (void *)(offsetof(auth_instance, set_client_id)) }, |
| 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))}, |
| 28 | { "server_condition", opt_stringptr | opt_public, |
| 29 | (void *)(offsetof(auth_instance, server_condition)) }, |
| 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 | |
| 38 | int optionlist_auths_size = nelem(optionlist_auths); |
| 39 | |
| 40 | /* An empty host aliases list. */ |
| 41 | |
| 42 | uschar *no_aliases = NULL; |
| 43 | |
| 44 | |
| 45 | /* For comments on these variables, see globals.h. I'm too idle to |
| 46 | duplicate them here... */ |
| 47 | |
| 48 | #ifdef EXIM_PERL |
| 49 | uschar *opt_perl_startup = NULL; |
| 50 | BOOL opt_perl_at_start = FALSE; |
| 51 | BOOL opt_perl_started = FALSE; |
| 52 | BOOL opt_perl_taintmode = FALSE; |
| 53 | #endif |
| 54 | |
| 55 | #ifdef EXPAND_DLFUNC |
| 56 | tree_node *dlobj_anchor = NULL; |
| 57 | #endif |
| 58 | |
| 59 | #ifdef LOOKUP_IBASE |
| 60 | uschar *ibase_servers = NULL; |
| 61 | #endif |
| 62 | |
| 63 | #ifdef LOOKUP_LDAP |
| 64 | uschar *eldap_ca_cert_dir = NULL; |
| 65 | uschar *eldap_ca_cert_file = NULL; |
| 66 | uschar *eldap_cert_file = NULL; |
| 67 | uschar *eldap_cert_key = NULL; |
| 68 | uschar *eldap_cipher_suite = NULL; |
| 69 | uschar *eldap_default_servers = NULL; |
| 70 | uschar *eldap_require_cert = NULL; |
| 71 | int eldap_version = -1; |
| 72 | BOOL eldap_start_tls = FALSE; |
| 73 | #endif |
| 74 | |
| 75 | #ifdef LOOKUP_MYSQL |
| 76 | uschar *mysql_servers = NULL; |
| 77 | #endif |
| 78 | |
| 79 | #ifdef LOOKUP_ORACLE |
| 80 | uschar *oracle_servers = NULL; |
| 81 | #endif |
| 82 | |
| 83 | #ifdef LOOKUP_PGSQL |
| 84 | uschar *pgsql_servers = NULL; |
| 85 | #endif |
| 86 | |
| 87 | #ifdef LOOKUP_REDIS |
| 88 | uschar *redis_servers = NULL; |
| 89 | #endif |
| 90 | |
| 91 | #ifdef LOOKUP_SQLITE |
| 92 | int sqlite_lock_timeout = 5; |
| 93 | #endif |
| 94 | |
| 95 | #ifdef SUPPORT_MOVE_FROZEN_MESSAGES |
| 96 | BOOL move_frozen_messages = FALSE; |
| 97 | #endif |
| 98 | |
| 99 | /* These variables are outside the #ifdef because it keeps the code less |
| 100 | cluttered in several places (e.g. during logging) if we can always refer to |
| 101 | them. Also, the tls_ variables are now always visible. Note that these are |
| 102 | only used for smtp connections, not for service-daemon access. */ |
| 103 | |
| 104 | tls_support tls_in = { |
| 105 | .active = {.sock = -1} |
| 106 | /* all other elements zero */ |
| 107 | }; |
| 108 | tls_support tls_out = { |
| 109 | .active = {.sock = -1}, |
| 110 | /* all other elements zero */ |
| 111 | }; |
| 112 | |
| 113 | uschar *dsn_envid = NULL; |
| 114 | int dsn_ret = 0; |
| 115 | const pcre *regex_DSN = NULL; |
| 116 | uschar *dsn_advertise_hosts = NULL; |
| 117 | |
| 118 | #ifndef DISABLE_TLS |
| 119 | BOOL gnutls_compat_mode = FALSE; |
| 120 | BOOL gnutls_allow_auto_pkcs11 = FALSE; |
| 121 | uschar *openssl_options = NULL; |
| 122 | const pcre *regex_STARTTLS = NULL; |
| 123 | uschar *tls_advertise_hosts = US"*"; |
| 124 | uschar *tls_certificate = NULL; |
| 125 | uschar *tls_crl = NULL; |
| 126 | /* This default matches NSS DH_MAX_P_BITS value at current time (2012), because |
| 127 | that's the interop problem which has been observed: GnuTLS suggesting a higher |
| 128 | bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */ |
| 129 | int tls_dh_max_bits = 2236; |
| 130 | uschar *tls_dhparam = NULL; |
| 131 | uschar *tls_eccurve = US"auto"; |
| 132 | # ifndef DISABLE_OCSP |
| 133 | uschar *tls_ocsp_file = NULL; |
| 134 | # endif |
| 135 | uschar *tls_privatekey = NULL; |
| 136 | BOOL tls_remember_esmtp = FALSE; |
| 137 | uschar *tls_require_ciphers = NULL; |
| 138 | # ifdef EXPERIMENTAL_TLS_RESUME |
| 139 | uschar *tls_resumption_hosts = NULL; |
| 140 | # endif |
| 141 | uschar *tls_try_verify_hosts = NULL; |
| 142 | uschar *tls_verify_certificates= US"system"; |
| 143 | uschar *tls_verify_hosts = NULL; |
| 144 | #else /*DISABLE_TLS*/ |
| 145 | uschar *tls_advertise_hosts = NULL; |
| 146 | #endif |
| 147 | |
| 148 | #ifndef DISABLE_PRDR |
| 149 | /* Per Recipient Data Response variables */ |
| 150 | BOOL prdr_enable = FALSE; |
| 151 | BOOL prdr_requested = FALSE; |
| 152 | const pcre *regex_PRDR = NULL; |
| 153 | #endif |
| 154 | |
| 155 | #ifdef SUPPORT_I18N |
| 156 | const pcre *regex_UTF8 = NULL; |
| 157 | #endif |
| 158 | |
| 159 | /* Input-reading functions for messages, so we can use special ones for |
| 160 | incoming TCP/IP. The defaults use stdin. We never need these for any |
| 161 | stand-alone tests. */ |
| 162 | |
| 163 | #if !defined(STAND_ALONE) && !defined(MACRO_PREDEF) |
| 164 | int (*lwr_receive_getc)(unsigned) = stdin_getc; |
| 165 | uschar * (*lwr_receive_getbuf)(unsigned *) = NULL; |
| 166 | int (*lwr_receive_ungetc)(int) = stdin_ungetc; |
| 167 | int (*receive_getc)(unsigned) = stdin_getc; |
| 168 | uschar * (*receive_getbuf)(unsigned *) = NULL; |
| 169 | void (*receive_get_cache)(void)= NULL; |
| 170 | int (*receive_ungetc)(int) = stdin_ungetc; |
| 171 | int (*receive_feof)(void) = stdin_feof; |
| 172 | int (*receive_ferror)(void) = stdin_ferror; |
| 173 | BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */ |
| 174 | #endif |
| 175 | |
| 176 | |
| 177 | /* List of per-address expansion variables for clearing and saving/restoring |
| 178 | when verifying one address while routing/verifying another. We have to have |
| 179 | the size explicit, because it is referenced from more than one module. */ |
| 180 | |
| 181 | const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = { |
| 182 | CUSS &deliver_address_data, |
| 183 | CUSS &deliver_domain, |
| 184 | CUSS &deliver_domain_data, |
| 185 | CUSS &deliver_domain_orig, |
| 186 | CUSS &deliver_domain_parent, |
| 187 | CUSS &deliver_localpart, |
| 188 | CUSS &deliver_localpart_data, |
| 189 | CUSS &deliver_localpart_orig, |
| 190 | CUSS &deliver_localpart_parent, |
| 191 | CUSS &deliver_localpart_prefix, |
| 192 | CUSS &deliver_localpart_suffix, |
| 193 | CUSS (uschar **)(&deliver_recipients), |
| 194 | CUSS &deliver_host, |
| 195 | CUSS &deliver_home, |
| 196 | CUSS &address_file, |
| 197 | CUSS &address_pipe, |
| 198 | CUSS &self_hostname, |
| 199 | NULL }; |
| 200 | |
| 201 | int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **); |
| 202 | |
| 203 | /******************************************************************************/ |
| 204 | /* General global variables. Boolean flags are done as a group |
| 205 | so that only one bit each is needed, packed, for all those we never |
| 206 | need to take a pointer - and only a char for the rest. |
| 207 | This means a struct, unfortunately since it clutters the sourcecode. */ |
| 208 | |
| 209 | struct global_flags f = |
| 210 | { |
| 211 | .acl_temp_details = FALSE, |
| 212 | .active_local_from_check = FALSE, |
| 213 | .active_local_sender_retain = FALSE, |
| 214 | .address_test_mode = FALSE, |
| 215 | .admin_user = FALSE, |
| 216 | .allow_auth_unadvertised= FALSE, |
| 217 | .allow_unqualified_recipient = TRUE, /* For local messages */ |
| 218 | .allow_unqualified_sender = TRUE, /* Reset for SMTP */ |
| 219 | .authentication_local = FALSE, |
| 220 | |
| 221 | .background_daemon = TRUE, |
| 222 | |
| 223 | .chunking_offered = FALSE, |
| 224 | .config_changed = FALSE, |
| 225 | .continue_more = FALSE, |
| 226 | |
| 227 | .daemon_listen = FALSE, |
| 228 | .debug_daemon = FALSE, |
| 229 | .deliver_firsttime = FALSE, |
| 230 | .deliver_force = FALSE, |
| 231 | .deliver_freeze = FALSE, |
| 232 | .deliver_force_thaw = FALSE, |
| 233 | .deliver_manual_thaw = FALSE, |
| 234 | .deliver_selectstring_regex = FALSE, |
| 235 | .deliver_selectstring_sender_regex = FALSE, |
| 236 | .disable_callout_flush = FALSE, |
| 237 | .disable_delay_flush = FALSE, |
| 238 | .disable_logging = FALSE, |
| 239 | #ifndef DISABLE_DKIM |
| 240 | .dkim_disable_verify = FALSE, |
| 241 | #endif |
| 242 | #ifdef EXPERIMENTAL_DMARC |
| 243 | .dmarc_has_been_checked = FALSE, |
| 244 | .dmarc_disable_verify = FALSE, |
| 245 | .dmarc_enable_forensic = FALSE, |
| 246 | #endif |
| 247 | .dont_deliver = FALSE, |
| 248 | .dot_ends = TRUE, |
| 249 | |
| 250 | .enable_dollar_recipients = FALSE, |
| 251 | .expand_string_forcedfail = FALSE, |
| 252 | |
| 253 | .filter_running = FALSE, |
| 254 | |
| 255 | .header_rewritten = FALSE, |
| 256 | .helo_verified = FALSE, |
| 257 | .helo_verify_failed = FALSE, |
| 258 | .host_checking_callout = FALSE, |
| 259 | .host_find_failed_syntax= FALSE, |
| 260 | |
| 261 | .inetd_wait_mode = FALSE, |
| 262 | .is_inetd = FALSE, |
| 263 | |
| 264 | .local_error_message = FALSE, |
| 265 | .log_testing_mode = FALSE, |
| 266 | |
| 267 | #ifdef WITH_CONTENT_SCAN |
| 268 | .no_mbox_unspool = FALSE, |
| 269 | #endif |
| 270 | .no_multiline_responses = FALSE, |
| 271 | |
| 272 | .parse_allow_group = FALSE, |
| 273 | .parse_found_group = FALSE, |
| 274 | .pipelining_enable = TRUE, |
| 275 | #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) |
| 276 | .proxy_session_failed = FALSE, |
| 277 | #endif |
| 278 | |
| 279 | .queue_2stage = FALSE, |
| 280 | .queue_only_policy = FALSE, |
| 281 | .queue_run_first_delivery = FALSE, |
| 282 | .queue_run_force = FALSE, |
| 283 | .queue_run_local = FALSE, |
| 284 | .queue_running = FALSE, |
| 285 | .queue_smtp = FALSE, |
| 286 | |
| 287 | .really_exim = TRUE, |
| 288 | .receive_call_bombout = FALSE, |
| 289 | .recipients_discarded = FALSE, |
| 290 | .running_in_test_harness = FALSE, |
| 291 | |
| 292 | .search_find_defer = FALSE, |
| 293 | .sender_address_forced = FALSE, |
| 294 | .sender_host_notsocket = FALSE, |
| 295 | .sender_host_unknown = FALSE, |
| 296 | .sender_local = FALSE, |
| 297 | .sender_name_forced = FALSE, |
| 298 | .sender_set_untrusted = FALSE, |
| 299 | .smtp_authenticated = FALSE, |
| 300 | #ifdef SUPPORT_PIPE_CONNECT |
| 301 | .smtp_in_early_pipe_advertised = FALSE, |
| 302 | .smtp_in_early_pipe_no_auth = FALSE, |
| 303 | .smtp_in_early_pipe_used = FALSE, |
| 304 | #endif |
| 305 | .smtp_in_pipelining_advertised = FALSE, |
| 306 | .smtp_in_pipelining_used = FALSE, |
| 307 | .spool_file_wireformat = FALSE, |
| 308 | .submission_mode = FALSE, |
| 309 | .suppress_local_fixups = FALSE, |
| 310 | .suppress_local_fixups_default = FALSE, |
| 311 | .synchronous_delivery = FALSE, |
| 312 | .system_filtering = FALSE, |
| 313 | |
| 314 | .tcp_fastopen_ok = FALSE, |
| 315 | .tcp_in_fastopen = FALSE, |
| 316 | .tcp_in_fastopen_data = FALSE, |
| 317 | .tcp_in_fastopen_logged = FALSE, |
| 318 | .tcp_out_fastopen_logged= FALSE, |
| 319 | .timestamps_utc = FALSE, |
| 320 | .transport_filter_timed_out = FALSE, |
| 321 | .trusted_caller = FALSE, |
| 322 | .trusted_config = TRUE, |
| 323 | }; |
| 324 | |
| 325 | /******************************************************************************/ |
| 326 | /* These are the flags which are either variables or mainsection options, |
| 327 | so an address is needed for access, or are exported to local_scan. */ |
| 328 | |
| 329 | BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */ |
| 330 | BOOL allow_domain_literals = FALSE; |
| 331 | BOOL allow_mx_to_ip = FALSE; |
| 332 | BOOL allow_utf8_domains = FALSE; |
| 333 | BOOL authentication_failed = FALSE; |
| 334 | |
| 335 | BOOL bounce_return_body = TRUE; |
| 336 | BOOL bounce_return_message = TRUE; |
| 337 | BOOL check_rfc2047_length = TRUE; |
| 338 | BOOL commandline_checks_require_admin = FALSE; |
| 339 | |
| 340 | #ifdef EXPERIMENTAL_DCC |
| 341 | BOOL dcc_direct_add_header = FALSE; |
| 342 | #endif |
| 343 | BOOL debug_store = FALSE; |
| 344 | BOOL delivery_date_remove = TRUE; |
| 345 | BOOL deliver_drop_privilege = FALSE; |
| 346 | #ifdef ENABLE_DISABLE_FSYNC |
| 347 | BOOL disable_fsync = FALSE; |
| 348 | #endif |
| 349 | BOOL disable_ipv6 = FALSE; |
| 350 | BOOL dns_csa_use_reverse = TRUE; |
| 351 | BOOL drop_cr = FALSE; /* No longer used */ |
| 352 | |
| 353 | BOOL envelope_to_remove = TRUE; |
| 354 | BOOL exim_gid_set = TRUE; /* This gid is always set */ |
| 355 | BOOL exim_uid_set = TRUE; /* This uid is always set */ |
| 356 | BOOL extract_addresses_remove_arguments = TRUE; |
| 357 | |
| 358 | BOOL host_checking = FALSE; |
| 359 | BOOL host_lookup_deferred = FALSE; |
| 360 | BOOL host_lookup_failed = FALSE; |
| 361 | BOOL ignore_fromline_local = FALSE; |
| 362 | |
| 363 | BOOL local_from_check = TRUE; |
| 364 | BOOL local_sender_retain = FALSE; |
| 365 | BOOL log_timezone = FALSE; |
| 366 | BOOL message_body_newlines = FALSE; |
| 367 | BOOL message_logs = TRUE; |
| 368 | #ifdef SUPPORT_I18N |
| 369 | BOOL message_smtputf8 = FALSE; |
| 370 | #endif |
| 371 | BOOL mua_wrapper = FALSE; |
| 372 | |
| 373 | BOOL preserve_message_logs = FALSE; |
| 374 | BOOL print_topbitchars = FALSE; |
| 375 | BOOL prod_requires_admin = TRUE; |
| 376 | #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) |
| 377 | BOOL proxy_session = FALSE; |
| 378 | #endif |
| 379 | |
| 380 | BOOL queue_list_requires_admin = TRUE; |
| 381 | BOOL queue_only = FALSE; |
| 382 | BOOL queue_only_load_latch = TRUE; |
| 383 | BOOL queue_only_override = TRUE; |
| 384 | BOOL queue_run_in_order = FALSE; |
| 385 | BOOL recipients_max_reject = FALSE; |
| 386 | BOOL return_path_remove = TRUE; |
| 387 | |
| 388 | BOOL smtp_batched_input = FALSE; |
| 389 | BOOL sender_helo_dnssec = FALSE; |
| 390 | BOOL sender_host_dnssec = FALSE; |
| 391 | BOOL smtp_accept_keepalive = TRUE; |
| 392 | BOOL smtp_check_spool_space = TRUE; |
| 393 | BOOL smtp_enforce_sync = TRUE; |
| 394 | BOOL smtp_etrn_serialize = TRUE; |
| 395 | BOOL smtp_input = FALSE; |
| 396 | BOOL smtp_return_error_details = FALSE; |
| 397 | #ifdef SUPPORT_SPF |
| 398 | BOOL spf_result_guessed = FALSE; |
| 399 | #endif |
| 400 | BOOL split_spool_directory = FALSE; |
| 401 | BOOL spool_wireformat = FALSE; |
| 402 | #ifdef EXPERIMENTAL_SRS |
| 403 | BOOL srs_usehash = TRUE; |
| 404 | BOOL srs_usetimestamp = TRUE; |
| 405 | #endif |
| 406 | BOOL strict_acl_vars = FALSE; |
| 407 | BOOL strip_excess_angle_brackets = FALSE; |
| 408 | BOOL strip_trailing_dot = FALSE; |
| 409 | BOOL syslog_duplication = TRUE; |
| 410 | BOOL syslog_pid = TRUE; |
| 411 | BOOL syslog_timestamp = TRUE; |
| 412 | BOOL system_filter_gid_set = FALSE; |
| 413 | BOOL system_filter_uid_set = FALSE; |
| 414 | |
| 415 | BOOL tcp_nodelay = TRUE; |
| 416 | BOOL write_rejectlog = TRUE; |
| 417 | |
| 418 | /******************************************************************************/ |
| 419 | |
| 420 | header_line *acl_added_headers = NULL; |
| 421 | tree_node *acl_anchor = NULL; |
| 422 | uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL, |
| 423 | NULL, NULL, NULL, NULL}; |
| 424 | int acl_narg = 0; |
| 425 | |
| 426 | int acl_level = 0; |
| 427 | |
| 428 | uschar *acl_not_smtp = NULL; |
| 429 | #ifdef WITH_CONTENT_SCAN |
| 430 | uschar *acl_not_smtp_mime = NULL; |
| 431 | #endif |
| 432 | uschar *acl_not_smtp_start = NULL; |
| 433 | uschar *acl_removed_headers = NULL; |
| 434 | uschar *acl_smtp_auth = NULL; |
| 435 | uschar *acl_smtp_connect = NULL; |
| 436 | uschar *acl_smtp_data = NULL; |
| 437 | #ifndef DISABLE_PRDR |
| 438 | uschar *acl_smtp_data_prdr = US"accept"; |
| 439 | #endif |
| 440 | #ifndef DISABLE_DKIM |
| 441 | uschar *acl_smtp_dkim = NULL; |
| 442 | #endif |
| 443 | uschar *acl_smtp_etrn = NULL; |
| 444 | uschar *acl_smtp_expn = NULL; |
| 445 | uschar *acl_smtp_helo = NULL; |
| 446 | uschar *acl_smtp_mail = NULL; |
| 447 | uschar *acl_smtp_mailauth = NULL; |
| 448 | #ifdef WITH_CONTENT_SCAN |
| 449 | uschar *acl_smtp_mime = NULL; |
| 450 | #endif |
| 451 | uschar *acl_smtp_notquit = NULL; |
| 452 | uschar *acl_smtp_predata = NULL; |
| 453 | uschar *acl_smtp_quit = NULL; |
| 454 | uschar *acl_smtp_rcpt = NULL; |
| 455 | uschar *acl_smtp_starttls = NULL; |
| 456 | uschar *acl_smtp_vrfy = NULL; |
| 457 | |
| 458 | tree_node *acl_var_c = NULL; |
| 459 | tree_node *acl_var_m = NULL; |
| 460 | uschar *acl_verify_message = NULL; |
| 461 | string_item *acl_warn_logged = NULL; |
| 462 | |
| 463 | /* Names of SMTP places for use in ACL error messages, and corresponding SMTP |
| 464 | error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */ |
| 465 | |
| 466 | uschar *acl_wherenames[] = { US"RCPT", |
| 467 | US"MAIL", |
| 468 | US"PREDATA", |
| 469 | US"MIME", |
| 470 | US"DKIM", |
| 471 | US"DATA", |
| 472 | #ifndef DISABLE_PRDR |
| 473 | US"PRDR", |
| 474 | #endif |
| 475 | US"non-SMTP", |
| 476 | US"AUTH", |
| 477 | US"connection", |
| 478 | US"ETRN", |
| 479 | US"EXPN", |
| 480 | US"EHLO or HELO", |
| 481 | US"MAILAUTH", |
| 482 | US"non-SMTP-start", |
| 483 | US"NOTQUIT", |
| 484 | US"QUIT", |
| 485 | US"STARTTLS", |
| 486 | US"VRFY", |
| 487 | US"delivery", |
| 488 | US"unknown" |
| 489 | }; |
| 490 | |
| 491 | uschar *acl_wherecodes[] = { US"550", /* RCPT */ |
| 492 | US"550", /* MAIL */ |
| 493 | US"550", /* PREDATA */ |
| 494 | US"550", /* MIME */ |
| 495 | US"550", /* DKIM */ |
| 496 | US"550", /* DATA */ |
| 497 | #ifndef DISABLE_PRDR |
| 498 | US"550", /* RCPT PRDR */ |
| 499 | #endif |
| 500 | US"0", /* not SMTP; not relevant */ |
| 501 | US"503", /* AUTH */ |
| 502 | US"550", /* connect */ |
| 503 | US"458", /* ETRN */ |
| 504 | US"550", /* EXPN */ |
| 505 | US"550", /* HELO/EHLO */ |
| 506 | US"0", /* MAILAUTH; not relevant */ |
| 507 | US"0", /* not SMTP; not relevant */ |
| 508 | US"0", /* NOTQUIT; not relevant */ |
| 509 | US"0", /* QUIT; not relevant */ |
| 510 | US"550", /* STARTTLS */ |
| 511 | US"252", /* VRFY */ |
| 512 | US"0", /* delivery; not relevant */ |
| 513 | US"0" /* unknown; not relevant */ |
| 514 | }; |
| 515 | |
| 516 | uschar *add_environment = NULL; |
| 517 | address_item *addr_duplicate = NULL; |
| 518 | |
| 519 | address_item address_defaults = { |
| 520 | .next = NULL, |
| 521 | .parent = NULL, |
| 522 | .first = NULL, |
| 523 | .dupof = NULL, |
| 524 | .start_router = NULL, |
| 525 | .router = NULL, |
| 526 | .transport = NULL, |
| 527 | .host_list = NULL, |
| 528 | .host_used = NULL, |
| 529 | .fallback_hosts = NULL, |
| 530 | .reply = NULL, |
| 531 | .retries = NULL, |
| 532 | .address = NULL, |
| 533 | .unique = NULL, |
| 534 | .cc_local_part = NULL, |
| 535 | .lc_local_part = NULL, |
| 536 | .local_part = NULL, |
| 537 | .prefix = NULL, |
| 538 | .suffix = NULL, |
| 539 | .domain = NULL, |
| 540 | .address_retry_key = NULL, |
| 541 | .domain_retry_key = NULL, |
| 542 | .current_dir = NULL, |
| 543 | .home_dir = NULL, |
| 544 | .message = NULL, |
| 545 | .user_message = NULL, |
| 546 | .onetime_parent = NULL, |
| 547 | .pipe_expandn = NULL, |
| 548 | .return_filename = NULL, |
| 549 | .self_hostname = NULL, |
| 550 | .shadow_message = NULL, |
| 551 | #ifndef DISABLE_TLS |
| 552 | .cipher = NULL, |
| 553 | .ourcert = NULL, |
| 554 | .peercert = NULL, |
| 555 | .peerdn = NULL, |
| 556 | .ocsp = OCSP_NOT_REQ, |
| 557 | #endif |
| 558 | #ifdef EXPERIMENTAL_DSN_INFO |
| 559 | .smtp_greeting = NULL, |
| 560 | .helo_response = NULL, |
| 561 | #endif |
| 562 | .authenticator = NULL, |
| 563 | .auth_id = NULL, |
| 564 | .auth_sndr = NULL, |
| 565 | .dsn_orcpt = NULL, |
| 566 | .dsn_flags = 0, |
| 567 | .dsn_aware = 0, |
| 568 | .uid = (uid_t)(-1), |
| 569 | .gid = (gid_t)(-1), |
| 570 | .flags = { 0 }, |
| 571 | .domain_cache = { 0 }, /* domain_cache - any larger array should be zeroed */ |
| 572 | .localpart_cache = { 0 }, /* localpart_cache - ditto */ |
| 573 | .mode = -1, |
| 574 | .more_errno = 0, |
| 575 | .delivery_usec = 0, |
| 576 | .basic_errno = ERRNO_UNKNOWNERROR, |
| 577 | .child_count = 0, |
| 578 | .return_file = -1, |
| 579 | .special_action = SPECIAL_NONE, |
| 580 | .transport_return = DEFER, |
| 581 | .prop = { /* fields that are propagated to children */ |
| 582 | .address_data = NULL, |
| 583 | .domain_data = NULL, |
| 584 | .localpart_data = NULL, |
| 585 | .errors_address = NULL, |
| 586 | .extra_headers = NULL, |
| 587 | .remove_headers = NULL, |
| 588 | .variables = NULL, |
| 589 | #ifdef EXPERIMENTAL_SRS |
| 590 | .srs_sender = NULL, |
| 591 | #endif |
| 592 | .ignore_error = FALSE, |
| 593 | #ifdef SUPPORT_I18N |
| 594 | .utf8_msg = FALSE, |
| 595 | .utf8_downcvt = FALSE, |
| 596 | .utf8_downcvt_maybe = FALSE |
| 597 | #endif |
| 598 | } |
| 599 | }; |
| 600 | |
| 601 | uschar *address_file = NULL; |
| 602 | uschar *address_pipe = NULL; |
| 603 | tree_node *addresslist_anchor = NULL; |
| 604 | int addresslist_count = 0; |
| 605 | gid_t *admin_groups = NULL; |
| 606 | |
| 607 | #ifdef EXPERIMENTAL_ARC |
| 608 | struct arc_set *arc_received = NULL; |
| 609 | int arc_received_instance = 0; |
| 610 | int arc_oldest_pass = 0; |
| 611 | const uschar *arc_state = NULL; |
| 612 | const uschar *arc_state_reason = NULL; |
| 613 | #endif |
| 614 | |
| 615 | uschar *authenticated_fail_id = NULL; |
| 616 | uschar *authenticated_id = NULL; |
| 617 | uschar *authenticated_sender = NULL; |
| 618 | auth_instance *auths = NULL; |
| 619 | uschar *auth_advertise_hosts = US"*"; |
| 620 | auth_instance auth_defaults = { |
| 621 | .next = NULL, |
| 622 | .name = NULL, |
| 623 | .info = NULL, |
| 624 | .options_block = NULL, |
| 625 | .driver_name = NULL, |
| 626 | .advertise_condition = NULL, |
| 627 | .client_condition = NULL, |
| 628 | .public_name = NULL, |
| 629 | .set_id = NULL, |
| 630 | .set_client_id = NULL, |
| 631 | .mail_auth_condition = NULL, |
| 632 | .server_debug_string = NULL, |
| 633 | .server_condition = NULL, |
| 634 | .client = FALSE, |
| 635 | .server = FALSE, |
| 636 | .advertised = FALSE |
| 637 | }; |
| 638 | |
| 639 | uschar *auth_defer_msg = US"reason not recorded"; |
| 640 | uschar *auth_defer_user_msg = US""; |
| 641 | uschar *auth_vars[AUTH_VARS]; |
| 642 | int auto_thaw = 0; |
| 643 | #ifdef WITH_CONTENT_SCAN |
| 644 | int av_failed = FALSE; /* boolean but accessed as vtype_int*/ |
| 645 | uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */ |
| 646 | #endif |
| 647 | |
| 648 | #if BASE_62 == 62 |
| 649 | uschar *base62_chars= |
| 650 | US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
| 651 | #else |
| 652 | uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"; |
| 653 | #endif |
| 654 | |
| 655 | uschar *bi_command = NULL; |
| 656 | uschar *big_buffer = NULL; |
| 657 | int big_buffer_size = BIG_BUFFER_SIZE; |
| 658 | #ifdef EXPERIMENTAL_BRIGHTMAIL |
| 659 | uschar *bmi_alt_location = NULL; |
| 660 | uschar *bmi_base64_tracker_verdict = NULL; |
| 661 | uschar *bmi_base64_verdict = NULL; |
| 662 | uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg"; |
| 663 | int bmi_deliver = 1; |
| 664 | int bmi_run = 0; |
| 665 | uschar *bmi_verdicts = NULL; |
| 666 | #endif |
| 667 | int bsmtp_transaction_linecount = 0; |
| 668 | int body_8bitmime = 0; |
| 669 | int body_linecount = 0; |
| 670 | int body_zerocount = 0; |
| 671 | uschar *bounce_message_file = NULL; |
| 672 | uschar *bounce_message_text = NULL; |
| 673 | uschar *bounce_recipient = NULL; |
| 674 | int bounce_return_linesize_limit = 998; |
| 675 | int bounce_return_size_limit = 100*1024; |
| 676 | uschar *bounce_sender_authentication = NULL; |
| 677 | |
| 678 | uschar *callout_address = NULL; |
| 679 | int callout_cache_domain_positive_expire = 7*24*60*60; |
| 680 | int callout_cache_domain_negative_expire = 3*60*60; |
| 681 | int callout_cache_positive_expire = 24*60*60; |
| 682 | int callout_cache_negative_expire = 2*60*60; |
| 683 | uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing"; |
| 684 | uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$"; |
| 685 | int check_log_inodes = 100; |
| 686 | int_eximarith_t check_log_space = 10*1024; /* 10K Kbyte == 10MB */ |
| 687 | int check_spool_inodes = 100; |
| 688 | int_eximarith_t check_spool_space = 10*1024; /* 10K Kbyte == 10MB */ |
| 689 | |
| 690 | uschar *chunking_advertise_hosts = US"*"; |
| 691 | unsigned chunking_datasize = 0; |
| 692 | unsigned chunking_data_left = 0; |
| 693 | chunking_state_t chunking_state= CHUNKING_NOT_OFFERED; |
| 694 | const pcre *regex_CHUNKING = NULL; |
| 695 | |
| 696 | uschar *client_authenticator = NULL; |
| 697 | uschar *client_authenticated_id = NULL; |
| 698 | uschar *client_authenticated_sender = NULL; |
| 699 | int clmacro_count = 0; |
| 700 | uschar *clmacros[MAX_CLMACROS]; |
| 701 | FILE *config_file = NULL; |
| 702 | const uschar *config_filename = NULL; |
| 703 | int config_lineno = 0; |
| 704 | #ifdef CONFIGURE_GROUP |
| 705 | gid_t config_gid = CONFIGURE_GROUP; |
| 706 | #else |
| 707 | gid_t config_gid = 0; |
| 708 | #endif |
| 709 | uschar *config_main_filelist = US CONFIGURE_FILE |
| 710 | "\0<-----------Space to patch configure_filename->"; |
| 711 | uschar *config_main_filename = NULL; |
| 712 | uschar *config_main_directory = NULL; |
| 713 | |
| 714 | #ifdef CONFIGURE_OWNER |
| 715 | uid_t config_uid = CONFIGURE_OWNER; |
| 716 | #else |
| 717 | uid_t config_uid = 0; |
| 718 | #endif |
| 719 | |
| 720 | int connection_max_messages= -1; |
| 721 | uschar *continue_proxy_cipher = NULL; |
| 722 | uschar *continue_hostname = NULL; |
| 723 | uschar *continue_host_address = NULL; |
| 724 | int continue_sequence = 1; |
| 725 | uschar *continue_transport = NULL; |
| 726 | |
| 727 | uschar *csa_status = NULL; |
| 728 | cut_t cutthrough = { |
| 729 | .callout_hold_only = FALSE, /* verify-only: normal delivery */ |
| 730 | .delivery = FALSE, /* when to attempt */ |
| 731 | .defer_pass = FALSE, /* on defer: spool locally */ |
| 732 | .is_tls = FALSE, /* not a TLS conn yet */ |
| 733 | .cctx = {.sock = -1}, /* open connection */ |
| 734 | .nrcpt = 0, /* number of addresses */ |
| 735 | }; |
| 736 | |
| 737 | uschar *daemon_smtp_port = US"smtp"; |
| 738 | int daemon_startup_retries = 9; |
| 739 | int daemon_startup_sleep = 30; |
| 740 | |
| 741 | #ifdef EXPERIMENTAL_DCC |
| 742 | uschar *dcc_header = NULL; |
| 743 | uschar *dcc_result = NULL; |
| 744 | uschar *dccifd_address = US"/usr/local/dcc/var/dccifd"; |
| 745 | uschar *dccifd_options = US"header"; |
| 746 | #endif |
| 747 | |
| 748 | int debug_fd = -1; |
| 749 | FILE *debug_file = NULL; |
| 750 | int debug_notall[] = { |
| 751 | Di_memory, |
| 752 | Di_noutf8, |
| 753 | -1 |
| 754 | }; |
| 755 | bit_table debug_options[] = { /* must be in alphabetical order and use |
| 756 | only the enum values from macro.h */ |
| 757 | BIT_TABLE(D, acl), |
| 758 | BIT_TABLE(D, all), |
| 759 | BIT_TABLE(D, auth), |
| 760 | BIT_TABLE(D, deliver), |
| 761 | BIT_TABLE(D, dns), |
| 762 | BIT_TABLE(D, dnsbl), |
| 763 | BIT_TABLE(D, exec), |
| 764 | BIT_TABLE(D, expand), |
| 765 | BIT_TABLE(D, filter), |
| 766 | BIT_TABLE(D, hints_lookup), |
| 767 | BIT_TABLE(D, host_lookup), |
| 768 | BIT_TABLE(D, ident), |
| 769 | BIT_TABLE(D, interface), |
| 770 | BIT_TABLE(D, lists), |
| 771 | BIT_TABLE(D, load), |
| 772 | BIT_TABLE(D, local_scan), |
| 773 | BIT_TABLE(D, lookup), |
| 774 | BIT_TABLE(D, memory), |
| 775 | BIT_TABLE(D, noutf8), |
| 776 | BIT_TABLE(D, pid), |
| 777 | BIT_TABLE(D, process_info), |
| 778 | BIT_TABLE(D, queue_run), |
| 779 | BIT_TABLE(D, receive), |
| 780 | BIT_TABLE(D, resolver), |
| 781 | BIT_TABLE(D, retry), |
| 782 | BIT_TABLE(D, rewrite), |
| 783 | BIT_TABLE(D, route), |
| 784 | BIT_TABLE(D, timestamp), |
| 785 | BIT_TABLE(D, tls), |
| 786 | BIT_TABLE(D, transport), |
| 787 | BIT_TABLE(D, uid), |
| 788 | BIT_TABLE(D, verify), |
| 789 | }; |
| 790 | int debug_options_count = nelem(debug_options); |
| 791 | |
| 792 | unsigned int debug_selector = 0; |
| 793 | int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 }; |
| 794 | uschar *delay_warning_condition= |
| 795 | US"${if or {" |
| 796 | "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }" |
| 797 | "{ match{$h_precedence:}{(?i)bulk|list|junk} }" |
| 798 | "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }" |
| 799 | "} {no}{yes}}"; |
| 800 | uschar *deliver_address_data = NULL; |
| 801 | int deliver_datafile = -1; |
| 802 | const uschar *deliver_domain = NULL; |
| 803 | uschar *deliver_domain_data = NULL; |
| 804 | const uschar *deliver_domain_orig = NULL; |
| 805 | const uschar *deliver_domain_parent = NULL; |
| 806 | time_t deliver_frozen_at = 0; |
| 807 | uschar *deliver_home = NULL; |
| 808 | const uschar *deliver_host = NULL; |
| 809 | const uschar *deliver_host_address = NULL; |
| 810 | int deliver_host_port = 0; |
| 811 | uschar *deliver_in_buffer = NULL; |
| 812 | ino_t deliver_inode = 0; |
| 813 | uschar *deliver_localpart = NULL; |
| 814 | uschar *deliver_localpart_data = NULL; |
| 815 | uschar *deliver_localpart_orig = NULL; |
| 816 | uschar *deliver_localpart_parent = NULL; |
| 817 | uschar *deliver_localpart_prefix = NULL; |
| 818 | uschar *deliver_localpart_suffix = NULL; |
| 819 | uschar *deliver_out_buffer = NULL; |
| 820 | int deliver_queue_load_max = -1; |
| 821 | address_item *deliver_recipients = NULL; |
| 822 | uschar *deliver_selectstring = NULL; |
| 823 | uschar *deliver_selectstring_sender = NULL; |
| 824 | |
| 825 | #ifndef DISABLE_DKIM |
| 826 | unsigned dkim_collect_input = 0; |
| 827 | uschar *dkim_cur_signer = NULL; |
| 828 | int dkim_key_length = 0; |
| 829 | void *dkim_signatures = NULL; |
| 830 | uschar *dkim_signers = NULL; |
| 831 | uschar *dkim_signing_domain = NULL; |
| 832 | uschar *dkim_signing_selector = NULL; |
| 833 | uschar *dkim_verify_hashes = US"sha256:sha512:sha1"; |
| 834 | uschar *dkim_verify_keytypes = US"ed25519:rsa"; |
| 835 | BOOL dkim_verify_minimal = FALSE; |
| 836 | uschar *dkim_verify_overall = NULL; |
| 837 | uschar *dkim_verify_signers = US"$dkim_signers"; |
| 838 | uschar *dkim_verify_status = NULL; |
| 839 | uschar *dkim_verify_reason = NULL; |
| 840 | #endif |
| 841 | #ifdef EXPERIMENTAL_DMARC |
| 842 | uschar *dmarc_domain_policy = NULL; |
| 843 | uschar *dmarc_forensic_sender = NULL; |
| 844 | uschar *dmarc_history_file = NULL; |
| 845 | uschar *dmarc_status = NULL; |
| 846 | uschar *dmarc_status_text = NULL; |
| 847 | uschar *dmarc_tld_file = US DMARC_TLD_FILE; |
| 848 | uschar *dmarc_used_domain = NULL; |
| 849 | #endif |
| 850 | |
| 851 | uschar *dns_again_means_nonexist = NULL; |
| 852 | int dns_csa_search_limit = 5; |
| 853 | int dns_cname_loops = 1; |
| 854 | #ifdef SUPPORT_DANE |
| 855 | int dns_dane_ok = -1; |
| 856 | #endif |
| 857 | uschar *dns_ipv4_lookup = NULL; |
| 858 | int dns_retrans = 0; |
| 859 | int dns_retry = 0; |
| 860 | int dns_dnssec_ok = -1; /* <0 = not coerced */ |
| 861 | uschar *dns_trust_aa = NULL; |
| 862 | int dns_use_edns0 = -1; /* <0 = not coerced */ |
| 863 | uschar *dnslist_domain = NULL; |
| 864 | uschar *dnslist_matched = NULL; |
| 865 | uschar *dnslist_text = NULL; |
| 866 | uschar *dnslist_value = NULL; |
| 867 | tree_node *domainlist_anchor = NULL; |
| 868 | int domainlist_count = 0; |
| 869 | uschar *dsn_from = US DEFAULT_DSN_FROM; |
| 870 | |
| 871 | int errno_quota = ERRNO_QUOTA; |
| 872 | uschar *errors_copy = NULL; |
| 873 | int error_handling = ERRORS_SENDER; |
| 874 | uschar *errors_reply_to = NULL; |
| 875 | int errors_sender_rc = EXIT_FAILURE; |
| 876 | #ifndef DISABLE_EVENT |
| 877 | uschar *event_action = NULL; /* expansion for delivery events */ |
| 878 | uschar *event_data = NULL; /* auxiliary data variable for event */ |
| 879 | int event_defer_errno = 0; |
| 880 | const uschar *event_name = NULL; /* event name variable */ |
| 881 | #endif |
| 882 | |
| 883 | |
| 884 | gid_t exim_gid = EXIM_GID; |
| 885 | uschar *exim_path = US BIN_DIRECTORY "/exim" |
| 886 | "\0<---------------Space to patch exim_path->"; |
| 887 | uid_t exim_uid = EXIM_UID; |
| 888 | int expand_level = 0; /* Nesting depth, indent for debug */ |
| 889 | int expand_forbid = 0; |
| 890 | int expand_nlength[EXPAND_MAXN+1]; |
| 891 | int expand_nmax = -1; |
| 892 | uschar *expand_nstring[EXPAND_MAXN+1]; |
| 893 | uschar *expand_string_message; |
| 894 | uschar *extra_local_interfaces = NULL; |
| 895 | |
| 896 | int fake_response = OK; |
| 897 | uschar *fake_response_text = US"Your message has been rejected but is " |
| 898 | "being kept for evaluation.\nIf it was a " |
| 899 | "legitimate message, it may still be " |
| 900 | "delivered to the target recipient(s)."; |
| 901 | int filter_n[FILTER_VARIABLE_COUNT]; |
| 902 | int filter_sn[FILTER_VARIABLE_COUNT]; |
| 903 | int filter_test = FTEST_NONE; |
| 904 | uschar *filter_test_sfile = NULL; |
| 905 | uschar *filter_test_ufile = NULL; |
| 906 | uschar *filter_thisaddress = NULL; |
| 907 | int finduser_retries = 0; |
| 908 | uid_t fixed_never_users[] = { FIXED_NEVER_USERS }; |
| 909 | uschar *freeze_tell = NULL; |
| 910 | uschar *freeze_tell_config = NULL; |
| 911 | uschar *fudged_queue_times = US""; |
| 912 | |
| 913 | uschar *gecos_name = NULL; |
| 914 | uschar *gecos_pattern = NULL; |
| 915 | rewrite_rule *global_rewrite_rules = NULL; |
| 916 | |
| 917 | volatile sig_atomic_t had_command_timeout = 0; |
| 918 | volatile sig_atomic_t had_command_sigterm = 0; |
| 919 | volatile sig_atomic_t had_data_timeout = 0; |
| 920 | volatile sig_atomic_t had_data_sigint = 0; |
| 921 | uschar *headers_charset = US HEADERS_CHARSET; |
| 922 | int header_insert_maxlen = 64 * 1024; |
| 923 | header_line *header_last = NULL; |
| 924 | header_line *header_list = NULL; |
| 925 | int header_maxsize = HEADER_MAXSIZE; |
| 926 | int header_line_maxsize = 0; |
| 927 | |
| 928 | header_name header_names[] = { |
| 929 | /* name len allow_resent htype */ |
| 930 | { US"bcc", 3, TRUE, htype_bcc }, |
| 931 | { US"cc", 2, TRUE, htype_cc }, |
| 932 | { US"date", 4, TRUE, htype_date }, |
| 933 | { US"delivery-date", 13, FALSE, htype_delivery_date }, |
| 934 | { US"envelope-to", 11, FALSE, htype_envelope_to }, |
| 935 | { US"from", 4, TRUE, htype_from }, |
| 936 | { US"message-id", 10, TRUE, htype_id }, |
| 937 | { US"received", 8, FALSE, htype_received }, |
| 938 | { US"reply-to", 8, FALSE, htype_reply_to }, |
| 939 | { US"return-path", 11, FALSE, htype_return_path }, |
| 940 | { US"sender", 6, TRUE, htype_sender }, |
| 941 | { US"subject", 7, FALSE, htype_subject }, |
| 942 | { US"to", 2, TRUE, htype_to } |
| 943 | }; |
| 944 | |
| 945 | int header_names_size = nelem(header_names); |
| 946 | |
| 947 | uschar *helo_accept_junk_hosts = NULL; |
| 948 | uschar *helo_allow_chars = US""; |
| 949 | uschar *helo_lookup_domains = US"@ : @[]"; |
| 950 | uschar *helo_try_verify_hosts = NULL; |
| 951 | uschar *helo_verify_hosts = NULL; |
| 952 | const uschar *hex_digits = CUS"0123456789abcdef"; |
| 953 | uschar *hold_domains = NULL; |
| 954 | uschar *host_data = NULL; |
| 955 | uschar *host_lookup = NULL; |
| 956 | uschar *host_lookup_order = US"bydns:byaddr"; |
| 957 | uschar *host_lookup_msg = US""; |
| 958 | int host_number = 0; |
| 959 | uschar *host_number_string = NULL; |
| 960 | uschar *host_reject_connection = NULL; |
| 961 | tree_node *hostlist_anchor = NULL; |
| 962 | int hostlist_count = 0; |
| 963 | uschar *hosts_treat_as_local = NULL; |
| 964 | uschar *hosts_connection_nolog = NULL; |
| 965 | |
| 966 | int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */ |
| 967 | uschar *ignore_fromline_hosts = NULL; |
| 968 | int inetd_wait_timeout = -1; |
| 969 | uschar *initial_cwd = NULL; |
| 970 | uschar *interface_address = NULL; |
| 971 | int interface_port = -1; |
| 972 | uschar *iterate_item = NULL; |
| 973 | |
| 974 | int journal_fd = -1; |
| 975 | |
| 976 | uschar *keep_environment = NULL; |
| 977 | |
| 978 | int keep_malformed = 4*24*60*60; /* 4 days */ |
| 979 | |
| 980 | uschar *eldap_dn = NULL; |
| 981 | int load_average = -2; |
| 982 | uschar *local_from_prefix = NULL; |
| 983 | uschar *local_from_suffix = NULL; |
| 984 | |
| 985 | #if HAVE_IPV6 |
| 986 | uschar *local_interfaces = US"<; ::0 ; 0.0.0.0"; |
| 987 | #else |
| 988 | uschar *local_interfaces = US"0.0.0.0"; |
| 989 | #endif |
| 990 | |
| 991 | #ifdef HAVE_LOCAL_SCAN |
| 992 | uschar *local_scan_data = NULL; |
| 993 | int local_scan_timeout = 5*60; |
| 994 | #endif |
| 995 | gid_t local_user_gid = (gid_t)(-1); |
| 996 | uid_t local_user_uid = (uid_t)(-1); |
| 997 | |
| 998 | tree_node *localpartlist_anchor= NULL; |
| 999 | int localpartlist_count = 0; |
| 1000 | uschar *log_buffer = NULL; |
| 1001 | |
| 1002 | int log_default[] = { /* for initializing log_selector */ |
| 1003 | Li_acl_warn_skipped, |
| 1004 | Li_connection_reject, |
| 1005 | Li_delay_delivery, |
| 1006 | Li_dkim, |
| 1007 | Li_dnslist_defer, |
| 1008 | Li_etrn, |
| 1009 | Li_host_lookup_failed, |
| 1010 | Li_lost_incoming_connection, |
| 1011 | Li_outgoing_interface, /* see d_log_interface in deliver.c */ |
| 1012 | Li_msg_id, |
| 1013 | Li_queue_run, |
| 1014 | Li_rejected_header, |
| 1015 | Li_retry_defer, |
| 1016 | Li_sender_verify_fail, |
| 1017 | Li_size_reject, |
| 1018 | Li_skip_delivery, |
| 1019 | Li_smtp_confirmation, |
| 1020 | Li_tls_certificate_verified, |
| 1021 | Li_tls_cipher, |
| 1022 | -1 |
| 1023 | }; |
| 1024 | |
| 1025 | uschar *log_file_path = US LOG_FILE_PATH |
| 1026 | "\0<--------------Space to patch log_file_path->"; |
| 1027 | |
| 1028 | int log_notall[] = { |
| 1029 | -1 |
| 1030 | }; |
| 1031 | bit_table log_options[] = { /* must be in alphabetical order, |
| 1032 | with definitions from enum logbit. */ |
| 1033 | BIT_TABLE(L, 8bitmime), |
| 1034 | BIT_TABLE(L, acl_warn_skipped), |
| 1035 | BIT_TABLE(L, address_rewrite), |
| 1036 | BIT_TABLE(L, all), |
| 1037 | BIT_TABLE(L, all_parents), |
| 1038 | BIT_TABLE(L, arguments), |
| 1039 | BIT_TABLE(L, connection_reject), |
| 1040 | BIT_TABLE(L, delay_delivery), |
| 1041 | BIT_TABLE(L, deliver_time), |
| 1042 | BIT_TABLE(L, delivery_size), |
| 1043 | #ifndef DISABLE_DKIM |
| 1044 | BIT_TABLE(L, dkim), |
| 1045 | BIT_TABLE(L, dkim_verbose), |
| 1046 | #endif |
| 1047 | BIT_TABLE(L, dnslist_defer), |
| 1048 | BIT_TABLE(L, dnssec), |
| 1049 | BIT_TABLE(L, etrn), |
| 1050 | BIT_TABLE(L, host_lookup_failed), |
| 1051 | BIT_TABLE(L, ident_timeout), |
| 1052 | BIT_TABLE(L, incoming_interface), |
| 1053 | BIT_TABLE(L, incoming_port), |
| 1054 | BIT_TABLE(L, lost_incoming_connection), |
| 1055 | BIT_TABLE(L, millisec), |
| 1056 | BIT_TABLE(L, msg_id), |
| 1057 | BIT_TABLE(L, msg_id_created), |
| 1058 | BIT_TABLE(L, outgoing_interface), |
| 1059 | BIT_TABLE(L, outgoing_port), |
| 1060 | BIT_TABLE(L, pid), |
| 1061 | BIT_TABLE(L, pipelining), |
| 1062 | #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) |
| 1063 | BIT_TABLE(L, proxy), |
| 1064 | #endif |
| 1065 | BIT_TABLE(L, queue_run), |
| 1066 | BIT_TABLE(L, queue_time), |
| 1067 | BIT_TABLE(L, queue_time_overall), |
| 1068 | BIT_TABLE(L, receive_time), |
| 1069 | BIT_TABLE(L, received_recipients), |
| 1070 | BIT_TABLE(L, received_sender), |
| 1071 | BIT_TABLE(L, rejected_header), |
| 1072 | { US"rejected_headers", Li_rejected_header }, |
| 1073 | BIT_TABLE(L, retry_defer), |
| 1074 | BIT_TABLE(L, return_path_on_delivery), |
| 1075 | BIT_TABLE(L, sender_on_delivery), |
| 1076 | BIT_TABLE(L, sender_verify_fail), |
| 1077 | BIT_TABLE(L, size_reject), |
| 1078 | BIT_TABLE(L, skip_delivery), |
| 1079 | BIT_TABLE(L, smtp_confirmation), |
| 1080 | BIT_TABLE(L, smtp_connection), |
| 1081 | BIT_TABLE(L, smtp_incomplete_transaction), |
| 1082 | BIT_TABLE(L, smtp_mailauth), |
| 1083 | BIT_TABLE(L, smtp_no_mail), |
| 1084 | BIT_TABLE(L, smtp_protocol_error), |
| 1085 | BIT_TABLE(L, smtp_syntax_error), |
| 1086 | BIT_TABLE(L, subject), |
| 1087 | BIT_TABLE(L, tls_certificate_verified), |
| 1088 | BIT_TABLE(L, tls_cipher), |
| 1089 | BIT_TABLE(L, tls_peerdn), |
| 1090 | BIT_TABLE(L, tls_resumption), |
| 1091 | BIT_TABLE(L, tls_sni), |
| 1092 | BIT_TABLE(L, unknown_in_list), |
| 1093 | }; |
| 1094 | int log_options_count = nelem(log_options); |
| 1095 | |
| 1096 | int log_reject_target = 0; |
| 1097 | unsigned int log_selector[log_selector_size]; /* initialized in main() */ |
| 1098 | uschar *log_selector_string = NULL; |
| 1099 | FILE *log_stderr = NULL; |
| 1100 | uschar *login_sender_address = NULL; |
| 1101 | uschar *lookup_dnssec_authenticated = NULL; |
| 1102 | int lookup_open_max = 25; |
| 1103 | uschar *lookup_value = NULL; |
| 1104 | |
| 1105 | macro_item *macros_user = NULL; |
| 1106 | uschar *mailstore_basename = NULL; |
| 1107 | #ifdef WITH_CONTENT_SCAN |
| 1108 | uschar *malware_name = NULL; /* Virus Name */ |
| 1109 | #endif |
| 1110 | int max_received_linelength= 0; |
| 1111 | int max_username_length = 0; |
| 1112 | int message_age = 0; |
| 1113 | uschar *message_body = NULL; |
| 1114 | uschar *message_body_end = NULL; |
| 1115 | int message_body_size = 0; |
| 1116 | int message_body_visible = 500; |
| 1117 | int message_ended = END_NOTSTARTED; |
| 1118 | uschar *message_headers = NULL; |
| 1119 | uschar *message_id; |
| 1120 | uschar *message_id_domain = NULL; |
| 1121 | uschar *message_id_text = NULL; |
| 1122 | struct timeval message_id_tv = { 0, 0 }; |
| 1123 | uschar message_id_option[MESSAGE_ID_LENGTH + 3]; |
| 1124 | uschar *message_id_external; |
| 1125 | int message_linecount = 0; |
| 1126 | int message_size = 0; |
| 1127 | uschar *message_size_limit = US"50M"; |
| 1128 | #ifdef SUPPORT_I18N |
| 1129 | int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */ |
| 1130 | #endif |
| 1131 | uschar message_subdir[2] = { 0, 0 }; |
| 1132 | uschar *message_reference = NULL; |
| 1133 | |
| 1134 | /* MIME ACL expandables */ |
| 1135 | #ifdef WITH_CONTENT_SCAN |
| 1136 | int mime_anomaly_level = 0; |
| 1137 | const uschar *mime_anomaly_text = NULL; |
| 1138 | uschar *mime_boundary = NULL; |
| 1139 | uschar *mime_charset = NULL; |
| 1140 | uschar *mime_content_description = NULL; |
| 1141 | uschar *mime_content_disposition = NULL; |
| 1142 | uschar *mime_content_id = NULL; |
| 1143 | unsigned int mime_content_size = 0; |
| 1144 | uschar *mime_content_transfer_encoding = NULL; |
| 1145 | uschar *mime_content_type = NULL; |
| 1146 | uschar *mime_decoded_filename = NULL; |
| 1147 | uschar *mime_filename = NULL; |
| 1148 | int mime_is_multipart = 0; |
| 1149 | int mime_is_coverletter = 0; |
| 1150 | int mime_is_rfc822 = 0; |
| 1151 | int mime_part_count = -1; |
| 1152 | #endif |
| 1153 | |
| 1154 | uid_t *never_users = NULL; |
| 1155 | |
| 1156 | const int on = 1; /* for setsockopt */ |
| 1157 | const int off = 0; |
| 1158 | |
| 1159 | uid_t original_euid; |
| 1160 | gid_t originator_gid; |
| 1161 | uschar *originator_login = NULL; |
| 1162 | uschar *originator_name = NULL; |
| 1163 | uid_t originator_uid; |
| 1164 | uschar *override_local_interfaces = NULL; |
| 1165 | uschar *override_pid_file_path = NULL; |
| 1166 | |
| 1167 | uschar *percent_hack_domains = NULL; |
| 1168 | uschar *pid_file_path = US PID_FILE_PATH |
| 1169 | "\0<--------------Space to patch pid_file_path->"; |
| 1170 | #ifdef SUPPORT_PIPE_CONNECT |
| 1171 | uschar *pipe_connect_advertise_hosts = US"*"; |
| 1172 | #endif |
| 1173 | uschar *pipelining_advertise_hosts = US"*"; |
| 1174 | uschar *primary_hostname = NULL; |
| 1175 | uschar *process_info; |
| 1176 | int process_info_len = 0; |
| 1177 | uschar *process_log_path = NULL; |
| 1178 | |
| 1179 | #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) |
| 1180 | uschar *hosts_proxy = NULL; |
| 1181 | uschar *proxy_external_address = NULL; |
| 1182 | int proxy_external_port = 0; |
| 1183 | uschar *proxy_local_address = NULL; |
| 1184 | int proxy_local_port = 0; |
| 1185 | #endif |
| 1186 | |
| 1187 | uschar *prvscheck_address = NULL; |
| 1188 | uschar *prvscheck_keynum = NULL; |
| 1189 | uschar *prvscheck_result = NULL; |
| 1190 | |
| 1191 | |
| 1192 | const uschar *qualify_domain_recipient = NULL; |
| 1193 | uschar *qualify_domain_sender = NULL; |
| 1194 | uschar *queue_domains = NULL; |
| 1195 | int queue_interval = -1; |
| 1196 | uschar *queue_name = US""; |
| 1197 | uschar *queue_only_file = NULL; |
| 1198 | int queue_only_load = -1; |
| 1199 | uschar *queue_run_max = US"5"; |
| 1200 | pid_t queue_run_pid = (pid_t)0; |
| 1201 | int queue_run_pipe = -1; |
| 1202 | uschar *queue_smtp_domains = NULL; |
| 1203 | |
| 1204 | uint32_t random_seed = 0; |
| 1205 | tree_node *ratelimiters_cmd = NULL; |
| 1206 | tree_node *ratelimiters_conn = NULL; |
| 1207 | tree_node *ratelimiters_mail = NULL; |
| 1208 | uschar *raw_active_hostname = NULL; |
| 1209 | uschar *raw_sender = NULL; |
| 1210 | uschar **raw_recipients = NULL; |
| 1211 | int raw_recipients_count = 0; |
| 1212 | |
| 1213 | int rcpt_count = 0; |
| 1214 | int rcpt_fail_count = 0; |
| 1215 | int rcpt_defer_count = 0; |
| 1216 | gid_t real_gid; |
| 1217 | uid_t real_uid; |
| 1218 | int receive_linecount = 0; |
| 1219 | int receive_messagecount = 0; |
| 1220 | int receive_timeout = 0; |
| 1221 | int received_count = 0; |
| 1222 | uschar *received_for = NULL; |
| 1223 | |
| 1224 | /* This is the default text for Received headers generated by Exim. The |
| 1225 | date will be automatically added on the end. */ |
| 1226 | |
| 1227 | uschar *received_header_text = US |
| 1228 | "Received: " |
| 1229 | "${if def:sender_rcvhost {from $sender_rcvhost\n\t}" |
| 1230 | "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}" |
| 1231 | "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}" |
| 1232 | "by $primary_hostname " |
| 1233 | "${if def:received_protocol {with $received_protocol }}" |
| 1234 | #ifndef DISABLE_TLS |
| 1235 | "${if def:tls_in_cipher_std { tls $tls_in_cipher_std\n\t}}" |
| 1236 | #endif |
| 1237 | "(Exim $version_number)\n\t" |
| 1238 | "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}" |
| 1239 | "id $message_exim_id" |
| 1240 | "${if def:received_for {\n\tfor $received_for}}" |
| 1241 | "\0<---------------Space to patch received_header_text->"; |
| 1242 | |
| 1243 | int received_headers_max = 30; |
| 1244 | uschar *received_protocol = NULL; |
| 1245 | struct timeval received_time = { 0, 0 }; |
| 1246 | struct timeval received_time_taken = { 0, 0 }; |
| 1247 | uschar *recipient_data = NULL; |
| 1248 | uschar *recipient_unqualified_hosts = NULL; |
| 1249 | uschar *recipient_verify_failure = NULL; |
| 1250 | int recipients_count = 0; |
| 1251 | recipient_item *recipients_list = NULL; |
| 1252 | int recipients_list_max = 0; |
| 1253 | int recipients_max = 0; |
| 1254 | const pcre *regex_AUTH = NULL; |
| 1255 | const pcre *regex_check_dns_names = NULL; |
| 1256 | const pcre *regex_From = NULL; |
| 1257 | const pcre *regex_IGNOREQUOTA = NULL; |
| 1258 | const pcre *regex_PIPELINING = NULL; |
| 1259 | const pcre *regex_SIZE = NULL; |
| 1260 | #ifdef SUPPORT_PIPE_CONNECT |
| 1261 | const pcre *regex_EARLY_PIPE = NULL; |
| 1262 | #endif |
| 1263 | const pcre *regex_ismsgid = NULL; |
| 1264 | const pcre *regex_smtp_code = NULL; |
| 1265 | uschar *regex_vars[REGEX_VARS]; |
| 1266 | #ifdef WHITELIST_D_MACROS |
| 1267 | const pcre *regex_whitelisted_macro = NULL; |
| 1268 | #endif |
| 1269 | #ifdef WITH_CONTENT_SCAN |
| 1270 | uschar *regex_match_string = NULL; |
| 1271 | #endif |
| 1272 | int remote_delivery_count = 0; |
| 1273 | int remote_max_parallel = 2; |
| 1274 | uschar *remote_sort_domains = NULL; |
| 1275 | int retry_data_expire = 7*24*60*60; |
| 1276 | int retry_interval_max = 24*60*60; |
| 1277 | int retry_maximum_timeout = 0; /* set from retry config */ |
| 1278 | retry_config *retries = NULL; |
| 1279 | uschar *return_path = NULL; |
| 1280 | int rewrite_existflags = 0; |
| 1281 | uschar *rfc1413_hosts = US"@[]"; |
| 1282 | int rfc1413_query_timeout = 0; |
| 1283 | uid_t root_gid = ROOT_GID; |
| 1284 | uid_t root_uid = ROOT_UID; |
| 1285 | |
| 1286 | router_instance *routers = NULL; |
| 1287 | router_instance router_defaults = { |
| 1288 | .next = NULL, |
| 1289 | .name = NULL, |
| 1290 | .info = NULL, |
| 1291 | .options_block = NULL, |
| 1292 | .driver_name = NULL, |
| 1293 | |
| 1294 | .address_data = NULL, |
| 1295 | #ifdef EXPERIMENTAL_BRIGHTMAIL |
| 1296 | .bmi_rule = NULL, |
| 1297 | #endif |
| 1298 | .cannot_route_message = NULL, |
| 1299 | .condition = NULL, |
| 1300 | .current_directory = NULL, |
| 1301 | .debug_string = NULL, |
| 1302 | .domains = NULL, |
| 1303 | .errors_to = NULL, |
| 1304 | .expand_gid = NULL, |
| 1305 | .expand_uid = NULL, |
| 1306 | .expand_more = NULL, |
| 1307 | .expand_unseen = NULL, |
| 1308 | .extra_headers = NULL, |
| 1309 | .fallback_hosts = NULL, |
| 1310 | .home_directory = NULL, |
| 1311 | .ignore_target_hosts = NULL, |
| 1312 | .local_parts = NULL, |
| 1313 | .pass_router_name = NULL, |
| 1314 | .prefix = NULL, |
| 1315 | .redirect_router_name = NULL, |
| 1316 | .remove_headers = NULL, |
| 1317 | .require_files = NULL, |
| 1318 | .router_home_directory = NULL, |
| 1319 | .self = US"freeze", |
| 1320 | .senders = NULL, |
| 1321 | .suffix = NULL, |
| 1322 | .translate_ip_address = NULL, |
| 1323 | .transport_name = NULL, |
| 1324 | |
| 1325 | .address_test = TRUE, |
| 1326 | #ifdef EXPERIMENTAL_BRIGHTMAIL |
| 1327 | .bmi_deliver_alternate = FALSE, |
| 1328 | .bmi_deliver_default = FALSE, |
| 1329 | .bmi_dont_deliver = FALSE, |
| 1330 | #endif |
| 1331 | .expn = TRUE, |
| 1332 | .caseful_local_part = FALSE, |
| 1333 | .check_local_user = FALSE, |
| 1334 | .disable_logging = FALSE, |
| 1335 | .fail_verify_recipient = FALSE, |
| 1336 | .fail_verify_sender = FALSE, |
| 1337 | .gid_set = FALSE, |
| 1338 | .initgroups = FALSE, |
| 1339 | .log_as_local = TRUE_UNSET, |
| 1340 | .more = TRUE, |
| 1341 | .pass_on_timeout = FALSE, |
| 1342 | .prefix_optional = FALSE, |
| 1343 | .repeat_use = TRUE, |
| 1344 | .retry_use_local_part = TRUE_UNSET, |
| 1345 | .same_domain_copy_routing = FALSE, |
| 1346 | .self_rewrite = FALSE, |
| 1347 | .set = NULL, |
| 1348 | .suffix_optional = FALSE, |
| 1349 | .verify_only = FALSE, |
| 1350 | .verify_recipient = TRUE, |
| 1351 | .verify_sender = TRUE, |
| 1352 | .uid_set = FALSE, |
| 1353 | .unseen = FALSE, |
| 1354 | .dsn_lasthop = FALSE, |
| 1355 | |
| 1356 | .self_code = self_freeze, |
| 1357 | .uid = (uid_t)(-1), |
| 1358 | .gid = (gid_t)(-1), |
| 1359 | |
| 1360 | .fallback_hostlist = NULL, |
| 1361 | .transport = NULL, |
| 1362 | .pass_router = NULL, |
| 1363 | .redirect_router = NULL, |
| 1364 | |
| 1365 | .dnssec = { NULL, NULL }, /* dnssec_domains {require,request} */ |
| 1366 | }; |
| 1367 | |
| 1368 | uschar *router_name = NULL; |
| 1369 | tree_node *router_var = NULL; |
| 1370 | |
| 1371 | ip_address_item *running_interfaces = NULL; |
| 1372 | |
| 1373 | /* This is a weird one. The following string gets patched in the binary by the |
| 1374 | script that sets up a copy of Exim for running in the test harness. It seems |
| 1375 | that compilers are now clever, and share constant strings if they can. |
| 1376 | Elsewhere in Exim the string "<" is used. The compiler optimization seems to |
| 1377 | make use of the end of this string in order to save space. So the patching then |
| 1378 | wrecks this. We defeat this optimization by adding some additional characters |
| 1379 | onto the end of the string. */ |
| 1380 | |
| 1381 | uschar *running_status = US">>>running<<<" "\0EXTRA"; |
| 1382 | |
| 1383 | int runrc = 0; |
| 1384 | |
| 1385 | uschar *search_error_message = NULL; |
| 1386 | uschar *self_hostname = NULL; |
| 1387 | uschar *sender_address = NULL; |
| 1388 | unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32]; |
| 1389 | uschar *sender_address_data = NULL; |
| 1390 | uschar *sender_address_unrewritten = NULL; |
| 1391 | uschar *sender_data = NULL; |
| 1392 | unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32]; |
| 1393 | uschar *sender_fullhost = NULL; |
| 1394 | uschar *sender_helo_name = NULL; |
| 1395 | uschar **sender_host_aliases = &no_aliases; |
| 1396 | uschar *sender_host_address = NULL; |
| 1397 | uschar *sender_host_authenticated = NULL; |
| 1398 | uschar *sender_host_auth_pubname = NULL; |
| 1399 | unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32]; |
| 1400 | uschar *sender_host_name = NULL; |
| 1401 | int sender_host_port = 0; |
| 1402 | uschar *sender_ident = NULL; |
| 1403 | uschar *sender_rate = NULL; |
| 1404 | uschar *sender_rate_limit = NULL; |
| 1405 | uschar *sender_rate_period = NULL; |
| 1406 | uschar *sender_rcvhost = NULL; |
| 1407 | uschar *sender_unqualified_hosts = NULL; |
| 1408 | uschar *sender_verify_failure = NULL; |
| 1409 | address_item *sender_verified_list = NULL; |
| 1410 | address_item *sender_verified_failed = NULL; |
| 1411 | int sender_verified_rc = -1; |
| 1412 | uschar *sending_ip_address = NULL; |
| 1413 | int sending_port = -1; |
| 1414 | SIGNAL_BOOL sigalrm_seen = FALSE; |
| 1415 | const uschar *sigalarm_setter = NULL; |
| 1416 | uschar **sighup_argv = NULL; |
| 1417 | int slow_lookup_log = 0; /* millisecs, zero disables */ |
| 1418 | int smtp_accept_count = 0; |
| 1419 | int smtp_accept_max = 20; |
| 1420 | int smtp_accept_max_nonmail= 10; |
| 1421 | uschar *smtp_accept_max_nonmail_hosts = US"*"; |
| 1422 | int smtp_accept_max_per_connection = 1000; |
| 1423 | uschar *smtp_accept_max_per_host = NULL; |
| 1424 | int smtp_accept_queue = 0; |
| 1425 | int smtp_accept_queue_per_connection = 10; |
| 1426 | int smtp_accept_reserve = 0; |
| 1427 | uschar *smtp_active_hostname = NULL; |
| 1428 | uschar *smtp_banner = US"$smtp_active_hostname ESMTP " |
| 1429 | "Exim $version_number $tod_full" |
| 1430 | "\0<---------------Space to patch smtp_banner->"; |
| 1431 | int smtp_ch_index = 0; |
| 1432 | uschar *smtp_cmd_argument = NULL; |
| 1433 | uschar *smtp_cmd_buffer = NULL; |
| 1434 | struct timeval smtp_connection_start = {0,0}; |
| 1435 | uschar smtp_connection_had[SMTP_HBUFF_SIZE]; |
| 1436 | int smtp_connect_backlog = 20; |
| 1437 | double smtp_delay_mail = 0.0; |
| 1438 | double smtp_delay_rcpt = 0.0; |
| 1439 | FILE *smtp_in = NULL; |
| 1440 | int smtp_load_reserve = -1; |
| 1441 | int smtp_mailcmd_count = 0; |
| 1442 | FILE *smtp_out = NULL; |
| 1443 | uschar *smtp_etrn_command = NULL; |
| 1444 | int smtp_max_synprot_errors= 3; |
| 1445 | int smtp_max_unknown_commands = 3; |
| 1446 | uschar *smtp_notquit_reason = NULL; |
| 1447 | uschar *smtp_ratelimit_hosts = NULL; |
| 1448 | uschar *smtp_ratelimit_mail = NULL; |
| 1449 | uschar *smtp_ratelimit_rcpt = NULL; |
| 1450 | uschar *smtp_read_error = US""; |
| 1451 | int smtp_receive_timeout = 5*60; |
| 1452 | uschar *smtp_receive_timeout_s = NULL; |
| 1453 | uschar *smtp_reserve_hosts = NULL; |
| 1454 | int smtp_rlm_base = 0; |
| 1455 | double smtp_rlm_factor = 0.0; |
| 1456 | int smtp_rlm_limit = 0; |
| 1457 | int smtp_rlm_threshold = INT_MAX; |
| 1458 | int smtp_rlr_base = 0; |
| 1459 | double smtp_rlr_factor = 0.0; |
| 1460 | int smtp_rlr_limit = 0; |
| 1461 | int smtp_rlr_threshold = INT_MAX; |
| 1462 | unsigned smtp_peer_options = 0; |
| 1463 | unsigned smtp_peer_options_wrap= 0; |
| 1464 | #ifdef SUPPORT_I18N |
| 1465 | uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */ |
| 1466 | #endif |
| 1467 | |
| 1468 | #ifdef WITH_CONTENT_SCAN |
| 1469 | uschar *spamd_address = US"127.0.0.1 783"; |
| 1470 | uschar *spam_bar = NULL; |
| 1471 | uschar *spam_report = NULL; |
| 1472 | uschar *spam_action = NULL; |
| 1473 | uschar *spam_score = NULL; |
| 1474 | uschar *spam_score_int = NULL; |
| 1475 | #endif |
| 1476 | #ifdef SUPPORT_SPF |
| 1477 | uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all"; |
| 1478 | uschar *spf_header_comment = NULL; |
| 1479 | uschar *spf_received = NULL; |
| 1480 | uschar *spf_result = NULL; |
| 1481 | uschar *spf_smtp_comment = NULL; |
| 1482 | #endif |
| 1483 | |
| 1484 | FILE *spool_data_file = NULL; |
| 1485 | uschar *spool_directory = US SPOOL_DIRECTORY |
| 1486 | "\0<--------------Space to patch spool_directory->"; |
| 1487 | #ifdef EXPERIMENTAL_SRS |
| 1488 | uschar *srs_config = NULL; |
| 1489 | uschar *srs_db_address = NULL; |
| 1490 | uschar *srs_db_key = NULL; |
| 1491 | int srs_hashlength = 6; |
| 1492 | int srs_hashmin = -1; |
| 1493 | int srs_maxage = 31; |
| 1494 | uschar *srs_orig_recipient = NULL; |
| 1495 | uschar *srs_orig_sender = NULL; |
| 1496 | uschar *srs_recipient = NULL; |
| 1497 | uschar *srs_secrets = NULL; |
| 1498 | uschar *srs_status = NULL; |
| 1499 | #endif |
| 1500 | int string_datestamp_offset= -1; |
| 1501 | int string_datestamp_length= 0; |
| 1502 | int string_datestamp_type = -1; |
| 1503 | uschar *submission_domain = NULL; |
| 1504 | uschar *submission_name = NULL; |
| 1505 | int syslog_facility = LOG_MAIL; |
| 1506 | uschar *syslog_processname = US"exim"; |
| 1507 | uschar *system_filter = NULL; |
| 1508 | |
| 1509 | uschar *system_filter_directory_transport = NULL; |
| 1510 | uschar *system_filter_file_transport = NULL; |
| 1511 | uschar *system_filter_pipe_transport = NULL; |
| 1512 | uschar *system_filter_reply_transport = NULL; |
| 1513 | |
| 1514 | gid_t system_filter_gid = 0; |
| 1515 | uid_t system_filter_uid = (uid_t)-1; |
| 1516 | |
| 1517 | blob tcp_fastopen_nodata = { .data = NULL, .len = 0 }; |
| 1518 | tfo_state_t tcp_out_fastopen = TFO_NOT_USED; |
| 1519 | #ifdef USE_TCP_WRAPPERS |
| 1520 | uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME; |
| 1521 | #endif |
| 1522 | int test_harness_load_avg = 0; |
| 1523 | int thismessage_size_limit = 0; |
| 1524 | int timeout_frozen_after = 0; |
| 1525 | |
| 1526 | transport_instance *transports = NULL; |
| 1527 | |
| 1528 | transport_instance transport_defaults = { |
| 1529 | .next = NULL, |
| 1530 | .name = NULL, |
| 1531 | .info = NULL, |
| 1532 | .options_block = NULL, |
| 1533 | .driver_name = NULL, |
| 1534 | .setup = NULL, |
| 1535 | .batch_max = 1, |
| 1536 | .batch_id = NULL, |
| 1537 | .home_dir = NULL, |
| 1538 | .current_dir = NULL, |
| 1539 | .expand_multi_domain = NULL, |
| 1540 | .multi_domain = TRUE, |
| 1541 | .overrides_hosts = FALSE, |
| 1542 | .max_addresses = 100, |
| 1543 | .connection_max_messages = 500, |
| 1544 | .deliver_as_creator = FALSE, |
| 1545 | .disable_logging = FALSE, |
| 1546 | .initgroups = FALSE, |
| 1547 | .uid_set = FALSE, |
| 1548 | .gid_set = FALSE, |
| 1549 | .uid = (uid_t)(-1), |
| 1550 | .gid = (gid_t)(-1), |
| 1551 | .expand_uid = NULL, |
| 1552 | .expand_gid = NULL, |
| 1553 | .warn_message = NULL, |
| 1554 | .shadow = NULL, |
| 1555 | .shadow_condition = NULL, |
| 1556 | .filter_command = NULL, |
| 1557 | .add_headers = NULL, |
| 1558 | .remove_headers = NULL, |
| 1559 | .return_path = NULL, |
| 1560 | .debug_string = NULL, |
| 1561 | .max_parallel = NULL, |
| 1562 | .message_size_limit = NULL, |
| 1563 | .headers_rewrite = NULL, |
| 1564 | .rewrite_rules = NULL, |
| 1565 | .rewrite_existflags = 0, |
| 1566 | .filter_timeout = 300, |
| 1567 | .body_only = FALSE, |
| 1568 | .delivery_date_add = FALSE, |
| 1569 | .envelope_to_add = FALSE, |
| 1570 | .headers_only = FALSE, |
| 1571 | .rcpt_include_affixes = FALSE, |
| 1572 | .return_path_add = FALSE, |
| 1573 | .return_output = FALSE, |
| 1574 | .return_fail_output = FALSE, |
| 1575 | .log_output = FALSE, |
| 1576 | .log_fail_output = FALSE, |
| 1577 | .log_defer_output = FALSE, |
| 1578 | .retry_use_local_part = TRUE_UNSET, /* retry_use_local_part: BOOL, but set neither |
| 1579 | 1 nor 0 so can detect unset */ |
| 1580 | #ifndef DISABLE_EVENT |
| 1581 | .event_action = NULL |
| 1582 | #endif |
| 1583 | }; |
| 1584 | |
| 1585 | int transport_count; |
| 1586 | uschar *transport_name = NULL; |
| 1587 | int transport_newlines; |
| 1588 | const uschar **transport_filter_argv = NULL; |
| 1589 | int transport_filter_timeout; |
| 1590 | int transport_write_timeout= 0; |
| 1591 | |
| 1592 | tree_node *tree_dns_fails = NULL; |
| 1593 | tree_node *tree_duplicates = NULL; |
| 1594 | tree_node *tree_nonrecipients = NULL; |
| 1595 | tree_node *tree_unusable = NULL; |
| 1596 | |
| 1597 | gid_t *trusted_groups = NULL; |
| 1598 | uid_t *trusted_users = NULL; |
| 1599 | uschar *timezone_string = US TIMEZONE_DEFAULT; |
| 1600 | |
| 1601 | uschar *unknown_login = NULL; |
| 1602 | uschar *unknown_username = NULL; |
| 1603 | uschar *untrusted_set_sender = NULL; |
| 1604 | |
| 1605 | /* A regex for matching a "From_" line in an incoming message, in the form |
| 1606 | |
| 1607 | From ph10 Fri Jan 5 12:35 GMT 1996 |
| 1608 | |
| 1609 | which the "mail" commands send to the MTA (undocumented, of course), or in |
| 1610 | the form |
| 1611 | |
| 1612 | From ph10 Fri, 7 Jan 97 14:00:00 GMT |
| 1613 | |
| 1614 | which is apparently used by some UUCPs, despite it not being in RFC 976. |
| 1615 | Because of variations in time formats, just match up to the minutes. That |
| 1616 | should be sufficient. Examples have been seen of time fields like 12:1:03, |
| 1617 | so just require one digit for hours and minutes. The weekday is also absent |
| 1618 | in some forms. */ |
| 1619 | |
| 1620 | uschar *uucp_from_pattern = US |
| 1621 | "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */ |
| 1622 | "(?:" /* Non-extracting bracket */ |
| 1623 | "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */ |
| 1624 | "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */ |
| 1625 | ")" /* End alternation */ |
| 1626 | "\\s+\\d\\d?:\\d\\d?"; /* Start of time */ |
| 1627 | |
| 1628 | uschar *uucp_from_sender = US"$1"; |
| 1629 | |
| 1630 | uschar *verify_mode = NULL; |
| 1631 | uschar *version_copyright = |
| 1632 | US"Copyright (c) University of Cambridge, 1995 - 2018\n" |
| 1633 | "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018"; |
| 1634 | uschar *version_date = US"?"; |
| 1635 | uschar *version_cnumber = US"????"; |
| 1636 | uschar *version_string = US"?"; |
| 1637 | |
| 1638 | uschar *warn_message_file = NULL; |
| 1639 | int warning_count = 0; |
| 1640 | uschar *warnmsg_delay = NULL; |
| 1641 | uschar *warnmsg_recipients = NULL; |
| 1642 | |
| 1643 | |
| 1644 | /* End of globals.c */ |