X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/e498ab40197936833f696439e78c5cb08e5180cb..81344b40e3de597f60758926e5e1ae7a81dd5457:/src/src/globals.c diff --git a/src/src/globals.c b/src/src/globals.c index 4f5a922b4..87ff2e65f 100644 --- a/src/src/globals.c +++ b/src/src/globals.c @@ -2,7 +2,7 @@ * Exim - an Internet mail transport agent * *************************************************/ -/* Copyright (c) University of Cambridge 1995 - 2016 */ +/* Copyright (c) University of Cambridge 1995 - 2018 */ /* See the file NOTICE for conditions of use and distribution. */ /* All the global variables are defined together in this one module, so @@ -35,7 +35,7 @@ optionlist optionlist_auths[] = { (void *)(offsetof(auth_instance, set_id)) } }; -int optionlist_auths_size = sizeof(optionlist_auths)/sizeof(optionlist); +int optionlist_auths_size = nelem(optionlist_auths); /* An empty host aliases list. */ @@ -98,50 +98,24 @@ BOOL move_frozen_messages = FALSE; /* These variables are outside the #ifdef because it keeps the code less cluttered in several places (e.g. during logging) if we can always refer to -them. Also, the tls_ variables are now always visible. */ +them. Also, the tls_ variables are now always visible. Note that these are +only used for smtp connections, not for service-daemon access. */ tls_support tls_in = { - -1, /* tls_active */ - 0, /* tls_bits */ - FALSE,/* tls_certificate_verified */ -#ifdef EXPERIMENTAL_DANE - FALSE,/* dane_verified */ - 0, /* tlsa_usage */ -#endif - NULL, /* tls_cipher */ - FALSE,/* tls_on_connect */ - NULL, /* tls_on_connect_ports */ - NULL, /* tls_ourcert */ - NULL, /* tls_peercert */ - NULL, /* tls_peerdn */ - NULL, /* tls_sni */ - 0 /* tls_ocsp */ + .active = {.sock = -1} + /* all other elements zero */ }; tls_support tls_out = { - -1, /* tls_active */ - 0, /* tls_bits */ - FALSE,/* tls_certificate_verified */ -#ifdef EXPERIMENTAL_DANE - FALSE,/* dane_verified */ - 0, /* tlsa_usage */ -#endif - NULL, /* tls_cipher */ - FALSE,/* tls_on_connect */ - NULL, /* tls_on_connect_ports */ - NULL, /* tls_ourcert */ - NULL, /* tls_peercert */ - NULL, /* tls_peerdn */ - NULL, /* tls_sni */ - 0 /* tls_ocsp */ + .active = {.sock = -1}, + /* all other elements zero */ }; uschar *dsn_envid = NULL; int dsn_ret = 0; const pcre *regex_DSN = NULL; -BOOL smtp_use_dsn = FALSE; uschar *dsn_advertise_hosts = NULL; -#ifdef SUPPORT_TLS +#ifndef DISABLE_TLS BOOL gnutls_compat_mode = FALSE; BOOL gnutls_allow_auto_pkcs11 = FALSE; uschar *openssl_options = NULL; @@ -154,18 +128,20 @@ that's the interop problem which has been observed: GnuTLS suggesting a higher bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */ int tls_dh_max_bits = 2236; uschar *tls_dhparam = NULL; -uschar *tls_eccurve = US"prime256v1"; +uschar *tls_eccurve = US"auto"; # ifndef DISABLE_OCSP uschar *tls_ocsp_file = NULL; # endif -BOOL tls_offered = FALSE; uschar *tls_privatekey = NULL; BOOL tls_remember_esmtp = FALSE; uschar *tls_require_ciphers = NULL; +# ifdef EXPERIMENTAL_TLS_RESUME +uschar *tls_resumption_hosts = NULL; +# endif uschar *tls_try_verify_hosts = NULL; uschar *tls_verify_certificates= US"system"; uschar *tls_verify_hosts = NULL; -#else /*!SUPPORT_TLS*/ +#else /*DISABLE_TLS*/ uschar *tls_advertise_hosts = NULL; #endif @@ -184,8 +160,13 @@ const pcre *regex_UTF8 = NULL; incoming TCP/IP. The defaults use stdin. We never need these for any stand-alone tests. */ -#ifndef STAND_ALONE -int (*receive_getc)(void) = stdin_getc; +#if !defined(STAND_ALONE) && !defined(MACRO_PREDEF) +int (*lwr_receive_getc)(unsigned) = stdin_getc; +uschar * (*lwr_receive_getbuf)(unsigned *) = NULL; +int (*lwr_receive_ungetc)(int) = stdin_ungetc; +int (*receive_getc)(unsigned) = stdin_getc; +uschar * (*receive_getbuf)(unsigned *) = NULL; +void (*receive_get_cache)(void)= NULL; int (*receive_ungetc)(int) = stdin_ungetc; int (*receive_feof)(void) = stdin_feof; int (*receive_ferror)(void) = stdin_ferror; @@ -219,7 +200,223 @@ const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = { int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **); -/* General global variables */ +/******************************************************************************/ +/* General global variables. Boolean flags are done as a group +so that only one bit each is needed, packed, for all those we never +need to take a pointer - and only a char for the rest. +This means a struct, unfortunately since it clutters the sourcecode. */ + +struct global_flags f = +{ + .acl_temp_details = FALSE, + .active_local_from_check = FALSE, + .active_local_sender_retain = FALSE, + .address_test_mode = FALSE, + .admin_user = FALSE, + .allow_auth_unadvertised= FALSE, + .allow_unqualified_recipient = TRUE, /* For local messages */ + .allow_unqualified_sender = TRUE, /* Reset for SMTP */ + .authentication_local = FALSE, + + .background_daemon = TRUE, + + .chunking_offered = FALSE, + .config_changed = FALSE, + .continue_more = FALSE, + + .daemon_listen = FALSE, + .debug_daemon = FALSE, + .deliver_firsttime = FALSE, + .deliver_force = FALSE, + .deliver_freeze = FALSE, + .deliver_force_thaw = FALSE, + .deliver_manual_thaw = FALSE, + .deliver_selectstring_regex = FALSE, + .deliver_selectstring_sender_regex = FALSE, + .disable_callout_flush = FALSE, + .disable_delay_flush = FALSE, + .disable_logging = FALSE, +#ifndef DISABLE_DKIM + .dkim_disable_verify = FALSE, + .dkim_init_done = FALSE, +#endif +#ifdef SUPPORT_DMARC + .dmarc_has_been_checked = FALSE, + .dmarc_disable_verify = FALSE, + .dmarc_enable_forensic = FALSE, +#endif + .dont_deliver = FALSE, + .dot_ends = TRUE, + + .enable_dollar_recipients = FALSE, + .expand_string_forcedfail = FALSE, + + .filter_running = FALSE, + + .header_rewritten = FALSE, + .helo_verified = FALSE, + .helo_verify_failed = FALSE, + .host_checking_callout = FALSE, + .host_find_failed_syntax= FALSE, + + .inetd_wait_mode = FALSE, + .is_inetd = FALSE, + + .local_error_message = FALSE, + .log_testing_mode = FALSE, + +#ifdef WITH_CONTENT_SCAN + .no_mbox_unspool = FALSE, +#endif + .no_multiline_responses = FALSE, + + .parse_allow_group = FALSE, + .parse_found_group = FALSE, + .pipelining_enable = TRUE, +#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) + .proxy_session_failed = FALSE, +#endif + + .queue_2stage = FALSE, + .queue_only_policy = FALSE, + .queue_run_first_delivery = FALSE, + .queue_run_force = FALSE, + .queue_run_local = FALSE, + .queue_running = FALSE, + .queue_smtp = FALSE, + + .really_exim = TRUE, + .receive_call_bombout = FALSE, + .recipients_discarded = FALSE, + .running_in_test_harness = FALSE, + + .search_find_defer = FALSE, + .sender_address_forced = FALSE, + .sender_host_notsocket = FALSE, + .sender_host_unknown = FALSE, + .sender_local = FALSE, + .sender_name_forced = FALSE, + .sender_set_untrusted = FALSE, + .smtp_authenticated = FALSE, +#ifndef DISABLE_PIPE_CONNECT + .smtp_in_early_pipe_advertised = FALSE, + .smtp_in_early_pipe_no_auth = FALSE, + .smtp_in_early_pipe_used = FALSE, +#endif + .smtp_in_pipelining_advertised = FALSE, + .smtp_in_pipelining_used = FALSE, + .spool_file_wireformat = FALSE, + .submission_mode = FALSE, + .suppress_local_fixups = FALSE, + .suppress_local_fixups_default = FALSE, + .synchronous_delivery = FALSE, + .system_filtering = FALSE, + + .tcp_fastopen_ok = FALSE, + .tcp_in_fastopen = FALSE, + .tcp_in_fastopen_data = FALSE, + .tcp_in_fastopen_logged = FALSE, + .tcp_out_fastopen_logged= FALSE, + .timestamps_utc = FALSE, + .transport_filter_timed_out = FALSE, + .trusted_caller = FALSE, + .trusted_config = TRUE, +}; + +/******************************************************************************/ +/* These are the flags which are either variables or mainsection options, +so an address is needed for access, or are exported to local_scan. */ + +BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */ +BOOL allow_domain_literals = FALSE; +BOOL allow_mx_to_ip = FALSE; +BOOL allow_utf8_domains = FALSE; +BOOL authentication_failed = FALSE; + +BOOL bounce_return_body = TRUE; +BOOL bounce_return_message = TRUE; +BOOL check_rfc2047_length = TRUE; +BOOL commandline_checks_require_admin = FALSE; + +#ifdef EXPERIMENTAL_DCC +BOOL dcc_direct_add_header = FALSE; +#endif +BOOL debug_store = FALSE; +BOOL delivery_date_remove = TRUE; +BOOL deliver_drop_privilege = FALSE; +#ifdef ENABLE_DISABLE_FSYNC +BOOL disable_fsync = FALSE; +#endif +BOOL disable_ipv6 = FALSE; +BOOL dns_csa_use_reverse = TRUE; +BOOL drop_cr = FALSE; /* No longer used */ + +BOOL envelope_to_remove = TRUE; +BOOL exim_gid_set = TRUE; /* This gid is always set */ +BOOL exim_uid_set = TRUE; /* This uid is always set */ +BOOL extract_addresses_remove_arguments = TRUE; + +BOOL host_checking = FALSE; +BOOL host_lookup_deferred = FALSE; +BOOL host_lookup_failed = FALSE; +BOOL ignore_fromline_local = FALSE; + +BOOL local_from_check = TRUE; +BOOL local_sender_retain = FALSE; +BOOL log_timezone = FALSE; +BOOL message_body_newlines = FALSE; +BOOL message_logs = TRUE; +#ifdef SUPPORT_I18N +BOOL message_smtputf8 = FALSE; +#endif +BOOL mua_wrapper = FALSE; + +BOOL preserve_message_logs = FALSE; +BOOL print_topbitchars = FALSE; +BOOL prod_requires_admin = TRUE; +#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) +BOOL proxy_session = FALSE; +#endif + +BOOL queue_list_requires_admin = TRUE; +BOOL queue_only = FALSE; +BOOL queue_only_load_latch = TRUE; +BOOL queue_only_override = TRUE; +BOOL queue_run_in_order = FALSE; +BOOL recipients_max_reject = FALSE; +BOOL return_path_remove = TRUE; + +BOOL smtp_batched_input = FALSE; +BOOL sender_helo_dnssec = FALSE; +BOOL sender_host_dnssec = FALSE; +BOOL smtp_accept_keepalive = TRUE; +BOOL smtp_check_spool_space = TRUE; +BOOL smtp_enforce_sync = TRUE; +BOOL smtp_etrn_serialize = TRUE; +BOOL smtp_input = FALSE; +BOOL smtp_return_error_details = FALSE; +#ifdef SUPPORT_SPF +BOOL spf_result_guessed = FALSE; +#endif +BOOL split_spool_directory = FALSE; +BOOL spool_wireformat = FALSE; +#ifdef EXPERIMENTAL_SRS +BOOL srs_usehash = TRUE; +BOOL srs_usetimestamp = TRUE; +#endif +BOOL strict_acl_vars = FALSE; +BOOL strip_excess_angle_brackets = FALSE; +BOOL strip_trailing_dot = FALSE; +BOOL syslog_duplication = TRUE; +BOOL syslog_pid = TRUE; +BOOL syslog_timestamp = TRUE; +BOOL system_filter_gid_set = FALSE; +BOOL system_filter_uid_set = FALSE; + +BOOL tcp_nodelay = TRUE; +BOOL write_rejectlog = TRUE; + +/******************************************************************************/ header_line *acl_added_headers = NULL; tree_node *acl_anchor = NULL; @@ -227,6 +424,8 @@ uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL}; int acl_narg = 0; +int acl_level = 0; + uschar *acl_not_smtp = NULL; #ifdef WITH_CONTENT_SCAN uschar *acl_not_smtp_mime = NULL; @@ -257,7 +456,6 @@ uschar *acl_smtp_rcpt = NULL; uschar *acl_smtp_starttls = NULL; uschar *acl_smtp_vrfy = NULL; -BOOL acl_temp_details = FALSE; tree_node *acl_var_c = NULL; tree_node *acl_var_m = NULL; uschar *acl_verify_message = NULL; @@ -316,125 +514,127 @@ uschar *acl_wherecodes[] = { US"550", /* RCPT */ US"0" /* unknown; not relevant */ }; -BOOL active_local_from_check = FALSE; -BOOL active_local_sender_retain = FALSE; -BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */ uschar *add_environment = NULL; address_item *addr_duplicate = NULL; address_item address_defaults = { - NULL, /* next */ - NULL, /* parent */ - NULL, /* first */ - NULL, /* dupof */ - NULL, /* start_router */ - NULL, /* router */ - NULL, /* transport */ - NULL, /* host_list */ - NULL, /* host_used */ - NULL, /* fallback_hosts */ - NULL, /* reply */ - NULL, /* retries */ - NULL, /* address */ - NULL, /* unique */ - NULL, /* cc_local_part */ - NULL, /* lc_local_part */ - NULL, /* local_part */ - NULL, /* prefix */ - NULL, /* suffix */ - NULL, /* domain */ - NULL, /* address_retry_key */ - NULL, /* domain_retry_key */ - NULL, /* current_dir */ - NULL, /* home_dir */ - NULL, /* message */ - NULL, /* user_message */ - NULL, /* onetime_parent */ - NULL, /* pipe_expandn */ - NULL, /* return_filename */ - NULL, /* self_hostname */ - NULL, /* shadow_message */ -#ifdef SUPPORT_TLS - NULL, /* cipher */ - NULL, /* ourcert */ - NULL, /* peercert */ - NULL, /* peerdn */ - OCSP_NOT_REQ, /* ocsp */ + .next = NULL, + .parent = NULL, + .first = NULL, + .dupof = NULL, + .start_router = NULL, + .router = NULL, + .transport = NULL, + .host_list = NULL, + .host_used = NULL, + .fallback_hosts = NULL, + .reply = NULL, + .retries = NULL, + .address = NULL, + .unique = NULL, + .cc_local_part = NULL, + .lc_local_part = NULL, + .local_part = NULL, + .prefix = NULL, + .suffix = NULL, + .domain = NULL, + .address_retry_key = NULL, + .domain_retry_key = NULL, + .current_dir = NULL, + .home_dir = NULL, + .message = NULL, + .user_message = NULL, + .onetime_parent = NULL, + .pipe_expandn = NULL, + .return_filename = NULL, + .self_hostname = NULL, + .shadow_message = NULL, +#ifndef DISABLE_TLS + .cipher = NULL, + .ourcert = NULL, + .peercert = NULL, + .peerdn = NULL, + .ocsp = OCSP_NOT_REQ, #endif #ifdef EXPERIMENTAL_DSN_INFO - NULL, /* smtp_greeting */ - NULL, /* helo_response */ -#endif - NULL, /* authenticator */ - NULL, /* auth_id */ - NULL, /* auth_sndr */ - NULL, /* dsn_orcpt */ - 0, /* dsn_flags */ - 0, /* dsn_aware */ - (uid_t)(-1), /* uid */ - (gid_t)(-1), /* gid */ - 0, /* flags */ - { 0 }, /* domain_cache - any larger array should be zeroed */ - { 0 }, /* localpart_cache - ditto */ - -1, /* mode */ - 0, /* more_errno */ - ERRNO_UNKNOWNERROR, /* basic_errno */ - 0, /* child_count */ - -1, /* return_file */ - SPECIAL_NONE, /* special_action */ - DEFER, /* transport_return */ - { /* fields that are propagated to children */ - NULL, /* address_data */ - NULL, /* domain_data */ - NULL, /* localpart_data */ - NULL, /* errors_address */ - NULL, /* extra_headers */ - NULL, /* remove_headers */ + .smtp_greeting = NULL, + .helo_response = NULL, +#endif + .authenticator = NULL, + .auth_id = NULL, + .auth_sndr = NULL, + .dsn_orcpt = NULL, + .dsn_flags = 0, + .dsn_aware = 0, + .uid = (uid_t)(-1), + .gid = (gid_t)(-1), + .flags = { 0 }, + .domain_cache = { 0 }, /* domain_cache - any larger array should be zeroed */ + .localpart_cache = { 0 }, /* localpart_cache - ditto */ + .mode = -1, + .more_errno = 0, + .delivery_usec = 0, + .basic_errno = ERRNO_UNKNOWNERROR, + .child_count = 0, + .return_file = -1, + .special_action = SPECIAL_NONE, + .transport_return = DEFER, + .prop = { /* fields that are propagated to children */ + .address_data = NULL, + .domain_data = NULL, + .localpart_data = NULL, + .errors_address = NULL, + .extra_headers = NULL, + .remove_headers = NULL, + .variables = NULL, #ifdef EXPERIMENTAL_SRS - NULL, /* srs_sender */ + .srs_sender = NULL, #endif + .ignore_error = FALSE, #ifdef SUPPORT_I18N - FALSE, /* utf8 */ + .utf8_msg = FALSE, + .utf8_downcvt = FALSE, + .utf8_downcvt_maybe = FALSE #endif } }; uschar *address_file = NULL; uschar *address_pipe = NULL; -BOOL address_test_mode = FALSE; tree_node *addresslist_anchor = NULL; int addresslist_count = 0; gid_t *admin_groups = NULL; -BOOL admin_user = FALSE; -BOOL allow_auth_unadvertised= FALSE; -BOOL allow_domain_literals = FALSE; -BOOL allow_mx_to_ip = FALSE; -BOOL allow_unqualified_recipient = TRUE; /* For local messages */ -BOOL allow_unqualified_sender = TRUE; /* Reset for SMTP */ -BOOL allow_utf8_domains = FALSE; + +#ifdef EXPERIMENTAL_ARC +struct arc_set *arc_received = NULL; +int arc_received_instance = 0; +int arc_oldest_pass = 0; +const uschar *arc_state = NULL; +const uschar *arc_state_reason = NULL; +#endif + uschar *authenticated_fail_id = NULL; uschar *authenticated_id = NULL; uschar *authenticated_sender = NULL; -BOOL authentication_failed = FALSE; auth_instance *auths = NULL; uschar *auth_advertise_hosts = US"*"; auth_instance auth_defaults = { - NULL, /* chain pointer */ - NULL, /* name */ - NULL, /* info */ - NULL, /* private options block pointer */ - NULL, /* driver_name */ - NULL, /* advertise_condition */ - NULL, /* client_condition */ - NULL, /* public_name */ - NULL, /* set_id */ - NULL, /* set_client_id */ - NULL, /* server_mail_auth_condition */ - NULL, /* server_debug_string */ - NULL, /* server_condition */ - FALSE, /* client */ - FALSE, /* server */ - FALSE /* advertised */ + .next = NULL, + .name = NULL, + .info = NULL, + .options_block = NULL, + .driver_name = NULL, + .advertise_condition = NULL, + .client_condition = NULL, + .public_name = NULL, + .set_id = NULL, + .set_client_id = NULL, + .mail_auth_condition = NULL, + .server_debug_string = NULL, + .server_condition = NULL, + .client = FALSE, + .server = FALSE, + .advertised = FALSE }; uschar *auth_defer_msg = US"reason not recorded"; @@ -442,12 +642,10 @@ uschar *auth_defer_user_msg = US""; uschar *auth_vars[AUTH_VARS]; int auto_thaw = 0; #ifdef WITH_CONTENT_SCAN -BOOL av_failed = FALSE; +int av_failed = FALSE; /* boolean but accessed as vtype_int*/ uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */ #endif -BOOL background_daemon = TRUE; - #if BASE_62 == 62 uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; @@ -467,18 +665,16 @@ int bmi_deliver = 1; int bmi_run = 0; uschar *bmi_verdicts = NULL; #endif +int bsmtp_transaction_linecount = 0; int body_8bitmime = 0; int body_linecount = 0; int body_zerocount = 0; uschar *bounce_message_file = NULL; uschar *bounce_message_text = NULL; uschar *bounce_recipient = NULL; -BOOL bounce_return_body = TRUE; int bounce_return_linesize_limit = 998; -BOOL bounce_return_message = TRUE; int bounce_return_size_limit = 100*1024; uschar *bounce_sender_authentication = NULL; -int bsmtp_transaction_linecount = 0; uschar *callout_address = NULL; int callout_cache_domain_positive_expire = 7*24*60*60; @@ -487,22 +683,29 @@ int callout_cache_positive_expire = 24*60*60; int callout_cache_negative_expire = 2*60*60; uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing"; uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$"; -int check_log_inodes = 0; -int check_log_space = 0; -BOOL check_rfc2047_length = TRUE; -int check_spool_inodes = 0; -int check_spool_space = 0; -uschar *client_authenticator = NULL; -uschar *client_authenticated_id = NULL; -uschar *client_authenticated_sender = NULL; +int check_log_inodes = 100; +int_eximarith_t check_log_space = 10*1024; /* 10K Kbyte == 10MB */ +int check_spool_inodes = 100; +int_eximarith_t check_spool_space = 10*1024; /* 10K Kbyte == 10MB */ + +uschar *chunking_advertise_hosts = US"*"; +unsigned chunking_datasize = 0; +unsigned chunking_data_left = 0; +chunking_state_t chunking_state= CHUNKING_NOT_OFFERED; +const pcre *regex_CHUNKING = NULL; + +uschar *client_authenticator = NULL; +uschar *client_authenticated_id = NULL; +uschar *client_authenticated_sender = NULL; int clmacro_count = 0; uschar *clmacros[MAX_CLMACROS]; -BOOL config_changed = FALSE; FILE *config_file = NULL; -uschar *config_filename = NULL; +const uschar *config_filename = NULL; int config_lineno = 0; #ifdef CONFIGURE_GROUP gid_t config_gid = CONFIGURE_GROUP; +#else +gid_t config_gid = 0; #endif uschar *config_main_filelist = US CONFIGURE_FILE "\0<-----------Space to patch configure_filename->"; @@ -511,43 +714,47 @@ uschar *config_main_directory = NULL; #ifdef CONFIGURE_OWNER uid_t config_uid = CONFIGURE_OWNER; +#else +uid_t config_uid = 0; #endif int connection_max_messages= -1; +uschar *continue_proxy_cipher = NULL; uschar *continue_hostname = NULL; uschar *continue_host_address = NULL; -BOOL continue_more = FALSE; int continue_sequence = 1; uschar *continue_transport = NULL; uschar *csa_status = NULL; cut_t cutthrough = { - FALSE, /* delivery: when to attempt */ - -1, /* fd: open connection */ - 0, /* nrcpt: number of addresses */ + .callout_hold_only = FALSE, /* verify-only: normal delivery */ + .delivery = FALSE, /* when to attempt */ + .defer_pass = FALSE, /* on defer: spool locally */ + .is_tls = FALSE, /* not a TLS conn yet */ + .cctx = {.sock = -1}, /* open connection */ + .nrcpt = 0, /* number of addresses */ }; -BOOL daemon_listen = FALSE; uschar *daemon_smtp_port = US"smtp"; int daemon_startup_retries = 9; int daemon_startup_sleep = 30; #ifdef EXPERIMENTAL_DCC -BOOL dcc_direct_add_header = FALSE; uschar *dcc_header = NULL; uschar *dcc_result = NULL; uschar *dccifd_address = US"/usr/local/dcc/var/dccifd"; uschar *dccifd_options = US"header"; #endif -BOOL debug_daemon = FALSE; int debug_fd = -1; FILE *debug_file = NULL; int debug_notall[] = { Di_memory, + Di_noutf8, -1 }; -bit_table debug_options[] = { /* must be in alphabetical order */ +bit_table debug_options[] = { /* must be in alphabetical order and use + only the enum values from macro.h */ BIT_TABLE(D, acl), BIT_TABLE(D, all), BIT_TABLE(D, auth), @@ -566,6 +773,7 @@ bit_table debug_options[] = { /* must be in alphabetical order */ BIT_TABLE(D, local_scan), BIT_TABLE(D, lookup), BIT_TABLE(D, memory), + BIT_TABLE(D, noutf8), BIT_TABLE(D, pid), BIT_TABLE(D, process_info), BIT_TABLE(D, queue_run), @@ -590,17 +798,12 @@ uschar *delay_warning_condition= "{ match{$h_precedence:}{(?i)bulk|list|junk} }" "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }" "} {no}{yes}}"; -BOOL delivery_date_remove = TRUE; uschar *deliver_address_data = NULL; int deliver_datafile = -1; const uschar *deliver_domain = NULL; uschar *deliver_domain_data = NULL; const uschar *deliver_domain_orig = NULL; const uschar *deliver_domain_parent = NULL; -BOOL deliver_drop_privilege = FALSE; -BOOL deliver_firsttime = FALSE; -BOOL deliver_force = FALSE; -BOOL deliver_freeze = FALSE; time_t deliver_frozen_at = 0; uschar *deliver_home = NULL; const uschar *deliver_host = NULL; @@ -614,51 +817,42 @@ uschar *deliver_localpart_orig = NULL; uschar *deliver_localpart_parent = NULL; uschar *deliver_localpart_prefix = NULL; uschar *deliver_localpart_suffix = NULL; -BOOL deliver_force_thaw = FALSE; -BOOL deliver_manual_thaw = FALSE; uschar *deliver_out_buffer = NULL; int deliver_queue_load_max = -1; address_item *deliver_recipients = NULL; uschar *deliver_selectstring = NULL; -BOOL deliver_selectstring_regex = FALSE; uschar *deliver_selectstring_sender = NULL; -BOOL deliver_selectstring_sender_regex = FALSE; -BOOL disable_callout_flush = FALSE; -BOOL disable_delay_flush = FALSE; -#ifdef ENABLE_DISABLE_FSYNC -BOOL disable_fsync = FALSE; -#endif -BOOL disable_ipv6 = FALSE; -BOOL disable_logging = FALSE; #ifndef DISABLE_DKIM -BOOL dkim_collect_input = FALSE; +unsigned dkim_collect_input = 0; uschar *dkim_cur_signer = NULL; -BOOL dkim_disable_verify = FALSE; int dkim_key_length = 0; +void *dkim_signatures = NULL; uschar *dkim_signers = NULL; uschar *dkim_signing_domain = NULL; uschar *dkim_signing_selector = NULL; +uschar *dkim_verify_hashes = US"sha256:sha512:sha1"; +uschar *dkim_verify_keytypes = US"ed25519:rsa"; +BOOL dkim_verify_minimal = FALSE; +uschar *dkim_verify_overall = NULL; uschar *dkim_verify_signers = US"$dkim_signers"; +uschar *dkim_verify_status = NULL; +uschar *dkim_verify_reason = NULL; #endif -#ifdef EXPERIMENTAL_DMARC -BOOL dmarc_has_been_checked = FALSE; -uschar *dmarc_ar_header = NULL; +#ifdef SUPPORT_DMARC uschar *dmarc_domain_policy = NULL; uschar *dmarc_forensic_sender = NULL; uschar *dmarc_history_file = NULL; uschar *dmarc_status = NULL; uschar *dmarc_status_text = NULL; -uschar *dmarc_tld_file = NULL; +uschar *dmarc_tld_file = US DMARC_TLD_FILE; uschar *dmarc_used_domain = NULL; -BOOL dmarc_disable_verify = FALSE; -BOOL dmarc_enable_forensic = FALSE; #endif uschar *dns_again_means_nonexist = NULL; int dns_csa_search_limit = 5; -BOOL dns_csa_use_reverse = TRUE; -#ifdef EXPERIMENTAL_DANE +int dns_cname_loops = 1; +#ifdef SUPPORT_DANE int dns_dane_ok = -1; #endif uschar *dns_ipv4_lookup = NULL; @@ -673,13 +867,8 @@ uschar *dnslist_text = NULL; uschar *dnslist_value = NULL; tree_node *domainlist_anchor = NULL; int domainlist_count = 0; -BOOL dont_deliver = FALSE; -BOOL dot_ends = TRUE; -BOOL drop_cr = FALSE; /* No longer used */ uschar *dsn_from = US DEFAULT_DSN_FROM; -BOOL enable_dollar_recipients = FALSE; -BOOL envelope_to_remove = TRUE; int errno_quota = ERRNO_QUOTA; uschar *errors_copy = NULL; int error_handling = ERRORS_SENDER; @@ -687,25 +876,22 @@ uschar *errors_reply_to = NULL; int errors_sender_rc = EXIT_FAILURE; #ifndef DISABLE_EVENT uschar *event_action = NULL; /* expansion for delivery events */ -uschar *event_data = NULL; /* auxilary data variable for event */ +uschar *event_data = NULL; /* auxiliary data variable for event */ int event_defer_errno = 0; const uschar *event_name = NULL; /* event name variable */ #endif gid_t exim_gid = EXIM_GID; -BOOL exim_gid_set = TRUE; /* This gid is always set */ uschar *exim_path = US BIN_DIRECTORY "/exim" "\0<---------------Space to patch exim_path->"; uid_t exim_uid = EXIM_UID; -BOOL exim_uid_set = TRUE; /* This uid is always set */ +int expand_level = 0; /* Nesting depth, indent for debug */ int expand_forbid = 0; int expand_nlength[EXPAND_MAXN+1]; int expand_nmax = -1; uschar *expand_nstring[EXPAND_MAXN+1]; -BOOL expand_string_forcedfail = FALSE; uschar *expand_string_message; -BOOL extract_addresses_remove_arguments = TRUE; uschar *extra_local_interfaces = NULL; int fake_response = OK; @@ -714,7 +900,6 @@ uschar *fake_response_text = US"Your message has been rejected but is " "legitimate message, it may still be " "delivered to the target recipient(s)."; int filter_n[FILTER_VARIABLE_COUNT]; -BOOL filter_running = FALSE; int filter_sn[FILTER_VARIABLE_COUNT]; int filter_test = FTEST_NONE; uschar *filter_test_sfile = NULL; @@ -730,6 +915,10 @@ uschar *gecos_name = NULL; uschar *gecos_pattern = NULL; rewrite_rule *global_rewrite_rules = NULL; +volatile sig_atomic_t had_command_timeout = 0; +volatile sig_atomic_t had_command_sigterm = 0; +volatile sig_atomic_t had_data_timeout = 0; +volatile sig_atomic_t had_data_sigint = 0; uschar *headers_charset = US HEADERS_CHARSET; int header_insert_maxlen = 64 * 1024; header_line *header_last = NULL; @@ -738,40 +927,33 @@ int header_maxsize = HEADER_MAXSIZE; int header_line_maxsize = 0; header_name header_names[] = { - { US"bcc", 3, TRUE, htype_bcc }, - { US"cc", 2, TRUE, htype_cc }, - { US"date", 4, TRUE, htype_date }, - { US"delivery-date", 13, FALSE, htype_delivery_date }, - { US"envelope-to", 11, FALSE, htype_envelope_to }, - { US"from", 4, TRUE, htype_from }, - { US"message-id", 10, TRUE, htype_id }, - { US"received", 8, FALSE, htype_received }, - { US"reply-to", 8, FALSE, htype_reply_to }, - { US"return-path", 11, FALSE, htype_return_path }, - { US"sender", 6, TRUE, htype_sender }, - { US"subject", 7, FALSE, htype_subject }, - { US"to", 2, TRUE, htype_to } + /* name len allow_resent htype */ + { US"bcc", 3, TRUE, htype_bcc }, + { US"cc", 2, TRUE, htype_cc }, + { US"date", 4, TRUE, htype_date }, + { US"delivery-date", 13, FALSE, htype_delivery_date }, + { US"envelope-to", 11, FALSE, htype_envelope_to }, + { US"from", 4, TRUE, htype_from }, + { US"message-id", 10, TRUE, htype_id }, + { US"received", 8, FALSE, htype_received }, + { US"reply-to", 8, FALSE, htype_reply_to }, + { US"return-path", 11, FALSE, htype_return_path }, + { US"sender", 6, TRUE, htype_sender }, + { US"subject", 7, FALSE, htype_subject }, + { US"to", 2, TRUE, htype_to } }; -int header_names_size = sizeof(header_names)/sizeof(header_name); +int header_names_size = nelem(header_names); -BOOL header_rewritten = FALSE; uschar *helo_accept_junk_hosts = NULL; uschar *helo_allow_chars = US""; uschar *helo_lookup_domains = US"@ : @[]"; uschar *helo_try_verify_hosts = NULL; -BOOL helo_verified = FALSE; -BOOL helo_verify_failed = FALSE; uschar *helo_verify_hosts = NULL; const uschar *hex_digits = CUS"0123456789abcdef"; uschar *hold_domains = NULL; -BOOL host_checking = FALSE; -BOOL host_checking_callout = FALSE; uschar *host_data = NULL; -BOOL host_find_failed_syntax= FALSE; uschar *host_lookup = NULL; -BOOL host_lookup_deferred = FALSE; -BOOL host_lookup_failed = FALSE; uschar *host_lookup_order = US"bydns:byaddr"; uschar *host_lookup_msg = US""; int host_number = 0; @@ -783,14 +965,11 @@ uschar *hosts_treat_as_local = NULL; uschar *hosts_connection_nolog = NULL; int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */ -BOOL ignore_fromline_local = FALSE; uschar *ignore_fromline_hosts = NULL; -BOOL inetd_wait_mode = FALSE; int inetd_wait_timeout = -1; uschar *initial_cwd = NULL; uschar *interface_address = NULL; int interface_port = -1; -BOOL is_inetd = FALSE; uschar *iterate_item = NULL; int journal_fd = -1; @@ -801,8 +980,6 @@ int keep_malformed = 4*24*60*60; /* 4 days */ uschar *eldap_dn = NULL; int load_average = -2; -BOOL local_error_message = FALSE; -BOOL local_from_check = TRUE; uschar *local_from_prefix = NULL; uschar *local_from_suffix = NULL; @@ -812,9 +989,10 @@ uschar *local_interfaces = US"<; ::0 ; 0.0.0.0"; uschar *local_interfaces = US"0.0.0.0"; #endif +#ifdef HAVE_LOCAL_SCAN uschar *local_scan_data = NULL; int local_scan_timeout = 5*60; -BOOL local_sender_retain = FALSE; +#endif gid_t local_user_gid = (gid_t)(-1); uid_t local_user_uid = (uid_t)(-1); @@ -826,11 +1004,13 @@ int log_default[] = { /* for initializing log_selector */ Li_acl_warn_skipped, Li_connection_reject, Li_delay_delivery, + Li_dkim, Li_dnslist_defer, Li_etrn, Li_host_lookup_failed, Li_lost_incoming_connection, Li_outgoing_interface, /* see d_log_interface in deliver.c */ + Li_msg_id, Li_queue_run, Li_rejected_header, Li_retry_defer, @@ -849,7 +1029,8 @@ uschar *log_file_path = US LOG_FILE_PATH int log_notall[] = { -1 }; -bit_table log_options[] = { /* must be in alphabetical order */ +bit_table log_options[] = { /* must be in alphabetical order, + with definitions from enum logbit. */ BIT_TABLE(L, 8bitmime), BIT_TABLE(L, acl_warn_skipped), BIT_TABLE(L, address_rewrite), @@ -860,6 +1041,10 @@ bit_table log_options[] = { /* must be in alphabetical order */ BIT_TABLE(L, delay_delivery), BIT_TABLE(L, deliver_time), BIT_TABLE(L, delivery_size), +#ifndef DISABLE_DKIM + BIT_TABLE(L, dkim), + BIT_TABLE(L, dkim_verbose), +#endif BIT_TABLE(L, dnslist_defer), BIT_TABLE(L, dnssec), BIT_TABLE(L, etrn), @@ -868,15 +1053,20 @@ bit_table log_options[] = { /* must be in alphabetical order */ BIT_TABLE(L, incoming_interface), BIT_TABLE(L, incoming_port), BIT_TABLE(L, lost_incoming_connection), + BIT_TABLE(L, millisec), + BIT_TABLE(L, msg_id), + BIT_TABLE(L, msg_id_created), BIT_TABLE(L, outgoing_interface), BIT_TABLE(L, outgoing_port), BIT_TABLE(L, pid), -#if defined(SUPPORT_PROXY) || defined (SUPPORT_SOCKS) + BIT_TABLE(L, pipelining), +#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) BIT_TABLE(L, proxy), #endif BIT_TABLE(L, queue_run), BIT_TABLE(L, queue_time), BIT_TABLE(L, queue_time_overall), + BIT_TABLE(L, receive_time), BIT_TABLE(L, received_recipients), BIT_TABLE(L, received_sender), BIT_TABLE(L, rejected_header), @@ -898,6 +1088,7 @@ bit_table log_options[] = { /* must be in alphabetical order */ BIT_TABLE(L, tls_certificate_verified), BIT_TABLE(L, tls_cipher), BIT_TABLE(L, tls_peerdn), + BIT_TABLE(L, tls_resumption), BIT_TABLE(L, tls_sni), BIT_TABLE(L, unknown_in_list), }; @@ -907,14 +1098,12 @@ int log_reject_target = 0; unsigned int log_selector[log_selector_size]; /* initialized in main() */ uschar *log_selector_string = NULL; FILE *log_stderr = NULL; -BOOL log_testing_mode = FALSE; -BOOL log_timezone = FALSE; uschar *login_sender_address = NULL; uschar *lookup_dnssec_authenticated = NULL; int lookup_open_max = 25; uschar *lookup_value = NULL; -macro_item *macros = NULL; +macro_item *macros_user = NULL; uschar *mailstore_basename = NULL; #ifdef WITH_CONTENT_SCAN uschar *malware_name = NULL; /* Virus Name */ @@ -924,7 +1113,6 @@ int max_username_length = 0; int message_age = 0; uschar *message_body = NULL; uschar *message_body_end = NULL; -BOOL message_body_newlines = FALSE; int message_body_size = 0; int message_body_visible = 500; int message_ended = END_NOTSTARTED; @@ -936,11 +1124,9 @@ struct timeval message_id_tv = { 0, 0 }; uschar message_id_option[MESSAGE_ID_LENGTH + 3]; uschar *message_id_external; int message_linecount = 0; -BOOL message_logs = TRUE; int message_size = 0; uschar *message_size_limit = US"50M"; #ifdef SUPPORT_I18N -BOOL message_smtputf8 = FALSE; int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */ #endif uschar message_subdir[2] = { 0, 0 }; @@ -966,13 +1152,10 @@ int mime_is_rfc822 = 0; int mime_part_count = -1; #endif -BOOL mua_wrapper = FALSE; - uid_t *never_users = NULL; -#ifdef WITH_CONTENT_SCAN -BOOL no_mbox_unspool = FALSE; -#endif -BOOL no_multiline_responses = FALSE; + +const int on = 1; /* for setsockopt */ +const int off = 0; uid_t original_euid; gid_t originator_gid; @@ -982,29 +1165,24 @@ uid_t originator_uid; uschar *override_local_interfaces = NULL; uschar *override_pid_file_path = NULL; -BOOL parse_allow_group = FALSE; -BOOL parse_found_group = FALSE; uschar *percent_hack_domains = NULL; uschar *pid_file_path = US PID_FILE_PATH "\0<--------------Space to patch pid_file_path->"; -BOOL pipelining_enable = TRUE; +#ifndef DISABLE_PIPE_CONNECT +uschar *pipe_connect_advertise_hosts = US"*"; +#endif uschar *pipelining_advertise_hosts = US"*"; -BOOL preserve_message_logs = FALSE; uschar *primary_hostname = NULL; -BOOL print_topbitchars = FALSE; -uschar process_info[PROCESS_INFO_SIZE]; +uschar *process_info; int process_info_len = 0; uschar *process_log_path = NULL; -BOOL prod_requires_admin = TRUE; #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) -uschar *hosts_proxy = US""; -uschar *proxy_external_address = US""; +uschar *hosts_proxy = NULL; +uschar *proxy_external_address = NULL; int proxy_external_port = 0; -uschar *proxy_local_address = US""; +uschar *proxy_local_address = NULL; int proxy_local_port = 0; -BOOL proxy_session = FALSE; -BOOL proxy_session_failed = FALSE; #endif uschar *prvscheck_address = NULL; @@ -1014,29 +1192,17 @@ uschar *prvscheck_result = NULL; const uschar *qualify_domain_recipient = NULL; uschar *qualify_domain_sender = NULL; -BOOL queue_2stage = FALSE; uschar *queue_domains = NULL; int queue_interval = -1; -BOOL queue_list_requires_admin = TRUE; uschar *queue_name = US""; -BOOL queue_only = FALSE; uschar *queue_only_file = NULL; int queue_only_load = -1; -BOOL queue_only_load_latch = TRUE; -BOOL queue_only_override = TRUE; -BOOL queue_only_policy = FALSE; -BOOL queue_run_first_delivery = FALSE; -BOOL queue_run_force = FALSE; -BOOL queue_run_in_order = FALSE; -BOOL queue_run_local = FALSE; uschar *queue_run_max = US"5"; pid_t queue_run_pid = (pid_t)0; int queue_run_pipe = -1; -BOOL queue_running = FALSE; -BOOL queue_smtp = FALSE; uschar *queue_smtp_domains = NULL; -unsigned int random_seed = 0; +uint32_t random_seed = 0; tree_node *ratelimiters_cmd = NULL; tree_node *ratelimiters_conn = NULL; tree_node *ratelimiters_mail = NULL; @@ -1050,8 +1216,6 @@ int rcpt_fail_count = 0; int rcpt_defer_count = 0; gid_t real_gid; uid_t real_uid; -BOOL really_exim = TRUE; -BOOL receive_call_bombout = FALSE; int receive_linecount = 0; int receive_messagecount = 0; int receive_timeout = 0; @@ -1064,13 +1228,13 @@ date will be automatically added on the end. */ uschar *received_header_text = US "Received: " "${if def:sender_rcvhost {from $sender_rcvhost\n\t}" - "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}" - "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}" + "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}" + "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}" "by $primary_hostname " - "${if def:received_protocol {with $received_protocol}} " - #ifdef SUPPORT_TLS - "${if def:tls_cipher {($tls_cipher)\n\t}}" - #endif + "${if def:received_protocol {with $received_protocol }}" +#ifndef DISABLE_TLS + "${if def:tls_in_cipher_std { tls $tls_in_cipher_std\n\t}}" +#endif "(Exim $version_number)\n\t" "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}" "id $message_exim_id" @@ -1079,22 +1243,24 @@ uschar *received_header_text = US int received_headers_max = 30; uschar *received_protocol = NULL; -int received_time = 0; +struct timeval received_time = { 0, 0 }; +struct timeval received_time_taken = { 0, 0 }; uschar *recipient_data = NULL; uschar *recipient_unqualified_hosts = NULL; uschar *recipient_verify_failure = NULL; int recipients_count = 0; -BOOL recipients_discarded = FALSE; recipient_item *recipients_list = NULL; int recipients_list_max = 0; int recipients_max = 0; -BOOL recipients_max_reject = FALSE; const pcre *regex_AUTH = NULL; const pcre *regex_check_dns_names = NULL; const pcre *regex_From = NULL; const pcre *regex_IGNOREQUOTA = NULL; const pcre *regex_PIPELINING = NULL; const pcre *regex_SIZE = NULL; +#ifndef DISABLE_PIPE_CONNECT +const pcre *regex_EARLY_PIPE = NULL; +#endif const pcre *regex_ismsgid = NULL; const pcre *regex_smtp_code = NULL; uschar *regex_vars[REGEX_VARS]; @@ -1112,99 +1278,98 @@ int retry_interval_max = 24*60*60; int retry_maximum_timeout = 0; /* set from retry config */ retry_config *retries = NULL; uschar *return_path = NULL; -BOOL return_path_remove = TRUE; int rewrite_existflags = 0; uschar *rfc1413_hosts = US"@[]"; int rfc1413_query_timeout = 0; -/* BOOL rfc821_domains = FALSE; <<< on the way out */ uid_t root_gid = ROOT_GID; uid_t root_uid = ROOT_UID; router_instance *routers = NULL; router_instance router_defaults = { - NULL, /* chain pointer */ - NULL, /* name */ - NULL, /* info */ - NULL, /* private options block pointer */ - NULL, /* driver name */ + .next = NULL, + .name = NULL, + .info = NULL, + .options_block = NULL, + .driver_name = NULL, - NULL, /* address_data */ + .address_data = NULL, #ifdef EXPERIMENTAL_BRIGHTMAIL - NULL, /* bmi_rule */ -#endif - NULL, /* cannot_route_message */ - NULL, /* condition */ - NULL, /* current_directory */ - NULL, /* debug_string */ - NULL, /* domains */ - NULL, /* errors_to */ - NULL, /* expand_gid */ - NULL, /* expand_uid */ - NULL, /* expand_more */ - NULL, /* expand_unseen */ - NULL, /* extra_headers */ - NULL, /* fallback_hosts */ - NULL, /* home_directory */ - NULL, /* ignore_target_hosts */ - NULL, /* local_parts */ - NULL, /* pass_router_name */ - NULL, /* prefix */ - NULL, /* redirect_router_name */ - NULL, /* remove_headers */ - NULL, /* require_files */ - NULL, /* router_home_directory */ - US"freeze", /* self */ - NULL, /* senders */ - NULL, /* suffix */ - NULL, /* translate_ip_address */ - NULL, /* transport_name */ - - TRUE, /* address_test */ + .bmi_rule = NULL, +#endif + .cannot_route_message = NULL, + .condition = NULL, + .current_directory = NULL, + .debug_string = NULL, + .domains = NULL, + .errors_to = NULL, + .expand_gid = NULL, + .expand_uid = NULL, + .expand_more = NULL, + .expand_unseen = NULL, + .extra_headers = NULL, + .fallback_hosts = NULL, + .home_directory = NULL, + .ignore_target_hosts = NULL, + .local_parts = NULL, + .pass_router_name = NULL, + .prefix = NULL, + .redirect_router_name = NULL, + .remove_headers = NULL, + .require_files = NULL, + .router_home_directory = NULL, + .self = US"freeze", + .senders = NULL, + .suffix = NULL, + .translate_ip_address = NULL, + .transport_name = NULL, + + .address_test = TRUE, #ifdef EXPERIMENTAL_BRIGHTMAIL - FALSE, /* bmi_deliver_alternate */ - FALSE, /* bmi_deliver_default */ - FALSE, /* bmi_dont_deliver */ -#endif - TRUE, /* expn */ - FALSE, /* caseful_local_part */ - FALSE, /* check_local_user */ - FALSE, /* disable_logging */ - FALSE, /* fail_verify_recipient */ - FALSE, /* fail_verify_sender */ - FALSE, /* gid_set */ - FALSE, /* initgroups */ - TRUE_UNSET, /* log_as_local */ - TRUE, /* more */ - FALSE, /* pass_on_timeout */ - FALSE, /* prefix_optional */ - TRUE, /* repeat_use */ - TRUE_UNSET, /* retry_use_local_part - fudge "unset" */ - FALSE, /* same_domain_copy_routing */ - FALSE, /* self_rewrite */ - FALSE, /* suffix_optional */ - FALSE, /* verify_only */ - TRUE, /* verify_recipient */ - TRUE, /* verify_sender */ - FALSE, /* uid_set */ - FALSE, /* unseen */ - FALSE, /* dsn_lasthop */ - - self_freeze, /* self_code */ - (uid_t)(-1), /* uid */ - (gid_t)(-1), /* gid */ - - NULL, /* fallback_hostlist */ - NULL, /* transport instance */ - NULL, /* pass_router */ - NULL, /* redirect_router */ - - { NULL, NULL }, /* dnssec_domains {require,request} */ + .bmi_deliver_alternate = FALSE, + .bmi_deliver_default = FALSE, + .bmi_dont_deliver = FALSE, +#endif + .expn = TRUE, + .caseful_local_part = FALSE, + .check_local_user = FALSE, + .disable_logging = FALSE, + .fail_verify_recipient = FALSE, + .fail_verify_sender = FALSE, + .gid_set = FALSE, + .initgroups = FALSE, + .log_as_local = TRUE_UNSET, + .more = TRUE, + .pass_on_timeout = FALSE, + .prefix_optional = FALSE, + .repeat_use = TRUE, + .retry_use_local_part = TRUE_UNSET, + .same_domain_copy_routing = FALSE, + .self_rewrite = FALSE, + .set = NULL, + .suffix_optional = FALSE, + .verify_only = FALSE, + .verify_recipient = TRUE, + .verify_sender = TRUE, + .uid_set = FALSE, + .unseen = FALSE, + .dsn_lasthop = FALSE, + + .self_code = self_freeze, + .uid = (uid_t)(-1), + .gid = (gid_t)(-1), + + .fallback_hostlist = NULL, + .transport = NULL, + .pass_router = NULL, + .redirect_router = NULL, + + .dnssec = { NULL, NULL }, /* dnssec_domains {require,request} */ }; uschar *router_name = NULL; +tree_node *router_var = NULL; ip_address_item *running_interfaces = NULL; -BOOL running_in_test_harness = FALSE; /* This is a weird one. The following string gets patched in the binary by the script that sets up a copy of Exim for running in the test harness. It seems @@ -1219,48 +1384,39 @@ uschar *running_status = US">>>running<<<" "\0EXTRA"; int runrc = 0; uschar *search_error_message = NULL; -BOOL search_find_defer = FALSE; uschar *self_hostname = NULL; uschar *sender_address = NULL; unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32]; uschar *sender_address_data = NULL; -BOOL sender_address_forced = FALSE; uschar *sender_address_unrewritten = NULL; uschar *sender_data = NULL; unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32]; uschar *sender_fullhost = NULL; -BOOL sender_helo_dnssec = FALSE; uschar *sender_helo_name = NULL; uschar **sender_host_aliases = &no_aliases; uschar *sender_host_address = NULL; uschar *sender_host_authenticated = NULL; +uschar *sender_host_auth_pubname = NULL; unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32]; -BOOL sender_host_dnssec = FALSE; uschar *sender_host_name = NULL; int sender_host_port = 0; -BOOL sender_host_notsocket = FALSE; -BOOL sender_host_unknown = FALSE; uschar *sender_ident = NULL; -BOOL sender_local = FALSE; -BOOL sender_name_forced = FALSE; uschar *sender_rate = NULL; uschar *sender_rate_limit = NULL; uschar *sender_rate_period = NULL; uschar *sender_rcvhost = NULL; -BOOL sender_set_untrusted = FALSE; uschar *sender_unqualified_hosts = NULL; uschar *sender_verify_failure = NULL; address_item *sender_verified_list = NULL; address_item *sender_verified_failed = NULL; int sender_verified_rc = -1; -BOOL sender_verified_responded = FALSE; uschar *sending_ip_address = NULL; int sending_port = -1; SIGNAL_BOOL sigalrm_seen = FALSE; +const uschar *sigalarm_setter = NULL; uschar **sighup_argv = NULL; int slow_lookup_log = 0; /* millisecs, zero disables */ int smtp_accept_count = 0; -BOOL smtp_accept_keepalive = TRUE; int smtp_accept_max = 20; int smtp_accept_max_nonmail= 10; uschar *smtp_accept_max_nonmail_hosts = US"*"; @@ -1270,28 +1426,22 @@ int smtp_accept_queue = 0; int smtp_accept_queue_per_connection = 10; int smtp_accept_reserve = 0; uschar *smtp_active_hostname = NULL; -BOOL smtp_authenticated = FALSE; uschar *smtp_banner = US"$smtp_active_hostname ESMTP " "Exim $version_number $tod_full" "\0<---------------Space to patch smtp_banner->"; -BOOL smtp_batched_input = FALSE; -BOOL smtp_check_spool_space = TRUE; int smtp_ch_index = 0; uschar *smtp_cmd_argument = NULL; uschar *smtp_cmd_buffer = NULL; -time_t smtp_connection_start = 0; +struct timeval smtp_connection_start = {0,0}; uschar smtp_connection_had[SMTP_HBUFF_SIZE]; int smtp_connect_backlog = 20; double smtp_delay_mail = 0.0; double smtp_delay_rcpt = 0.0; -BOOL smtp_enforce_sync = TRUE; FILE *smtp_in = NULL; -BOOL smtp_input = FALSE; int smtp_load_reserve = -1; int smtp_mailcmd_count = 0; FILE *smtp_out = NULL; uschar *smtp_etrn_command = NULL; -BOOL smtp_etrn_serialize = TRUE; int smtp_max_synprot_errors= 3; int smtp_max_unknown_commands = 3; uschar *smtp_notquit_reason = NULL; @@ -1302,7 +1452,6 @@ uschar *smtp_read_error = US""; int smtp_receive_timeout = 5*60; uschar *smtp_receive_timeout_s = NULL; uschar *smtp_reserve_hosts = NULL; -BOOL smtp_return_error_details = FALSE; int smtp_rlm_base = 0; double smtp_rlm_factor = 0.0; int smtp_rlm_limit = 0; @@ -1311,8 +1460,8 @@ int smtp_rlr_base = 0; double smtp_rlr_factor = 0.0; int smtp_rlr_limit = 0; int smtp_rlr_threshold = INT_MAX; -BOOL smtp_use_pipelining = FALSE; -BOOL smtp_use_size = FALSE; +unsigned smtp_peer_options = 0; +unsigned smtp_peer_options_wrap= 0; #ifdef SUPPORT_I18N uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */ #endif @@ -1325,7 +1474,7 @@ uschar *spam_action = NULL; uschar *spam_score = NULL; uschar *spam_score_int = NULL; #endif -#ifdef EXPERIMENTAL_SPF +#ifdef SUPPORT_SPF uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all"; uschar *spf_header_comment = NULL; uschar *spf_received = NULL; @@ -1333,7 +1482,7 @@ uschar *spf_result = NULL; uschar *spf_smtp_comment = NULL; #endif -BOOL split_spool_directory = FALSE; +FILE *spool_data_file = NULL; uschar *spool_directory = US SPOOL_DIRECTORY "\0<--------------Space to patch spool_directory->"; #ifdef EXPERIMENTAL_SRS @@ -1348,25 +1497,17 @@ uschar *srs_orig_sender = NULL; uschar *srs_recipient = NULL; uschar *srs_secrets = NULL; uschar *srs_status = NULL; -BOOL srs_usehash = TRUE; -BOOL srs_usetimestamp = TRUE; #endif -BOOL strict_acl_vars = FALSE; +#ifdef EXPERIMENTAL_SRS_NATIVE +uschar *srs_recipient = NULL; +#endif int string_datestamp_offset= -1; int string_datestamp_length= 0; int string_datestamp_type = -1; -BOOL strip_excess_angle_brackets = FALSE; -BOOL strip_trailing_dot = FALSE; uschar *submission_domain = NULL; -BOOL submission_mode = FALSE; uschar *submission_name = NULL; -BOOL suppress_local_fixups = FALSE; -BOOL suppress_local_fixups_default = FALSE; -BOOL synchronous_delivery = FALSE; -BOOL syslog_duplication = TRUE; int syslog_facility = LOG_MAIL; uschar *syslog_processname = US"exim"; -BOOL syslog_timestamp = TRUE; uschar *system_filter = NULL; uschar *system_filter_directory_transport = NULL; @@ -1375,76 +1516,76 @@ uschar *system_filter_pipe_transport = NULL; uschar *system_filter_reply_transport = NULL; gid_t system_filter_gid = 0; -BOOL system_filter_gid_set = FALSE; uid_t system_filter_uid = (uid_t)-1; -BOOL system_filter_uid_set = FALSE; -BOOL system_filtering = FALSE; -BOOL tcp_nodelay = TRUE; +blob tcp_fastopen_nodata = { .data = NULL, .len = 0 }; +tfo_state_t tcp_out_fastopen = TFO_NOT_USED; #ifdef USE_TCP_WRAPPERS uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME; #endif int test_harness_load_avg = 0; int thismessage_size_limit = 0; int timeout_frozen_after = 0; -BOOL timestamps_utc = FALSE; +#ifdef MEASURE_TIMING +struct timeval timestamp_startup; +#endif transport_instance *transports = NULL; transport_instance transport_defaults = { - NULL, /* chain pointer */ - NULL, /* name */ - NULL, /* info */ - NULL, /* private options block pointer */ - NULL, /* driver name */ - NULL, /* setup entry point */ - 1, /* batch_max */ - NULL, /* batch_id */ - NULL, /* home_dir */ - NULL, /* current_dir */ - NULL, /* expand-multi-domain */ - TRUE, /* multi-domain */ - FALSE, /* overrides_hosts */ - 100, /* max_addresses */ - 500, /* connection_max_messages */ - FALSE, /* deliver_as_creator */ - FALSE, /* disable_logging */ - FALSE, /* initgroups */ - FALSE, /* uid_set */ - FALSE, /* gid_set */ - (uid_t)(-1), /* uid */ - (gid_t)(-1), /* gid */ - NULL, /* expand_uid */ - NULL, /* expand_gid */ - NULL, /* warn_message */ - NULL, /* shadow */ - NULL, /* shadow_condition */ - NULL, /* filter_command */ - NULL, /* add_headers */ - NULL, /* remove_headers */ - NULL, /* return_path */ - NULL, /* debug_string */ - NULL, /* max_parallel */ - NULL, /* message_size_limit */ - NULL, /* headers_rewrite */ - NULL, /* rewrite_rules */ - 0, /* rewrite_existflags */ - 300, /* filter_timeout */ - FALSE, /* body_only */ - FALSE, /* delivery_date_add */ - FALSE, /* envelope_to_add */ - FALSE, /* headers_only */ - FALSE, /* rcpt_include_affixes */ - FALSE, /* return_path_add */ - FALSE, /* return_output */ - FALSE, /* return_fail_output */ - FALSE, /* log_output */ - FALSE, /* log_fail_output */ - FALSE, /* log_defer_output */ - TRUE_UNSET /* retry_use_local_part: BOOL, but set neither - 1 nor 0 so can detect unset */ + .next = NULL, + .name = NULL, + .info = NULL, + .options_block = NULL, + .driver_name = NULL, + .setup = NULL, + .batch_max = 1, + .batch_id = NULL, + .home_dir = NULL, + .current_dir = NULL, + .expand_multi_domain = NULL, + .multi_domain = TRUE, + .overrides_hosts = FALSE, + .max_addresses = 100, + .connection_max_messages = 500, + .deliver_as_creator = FALSE, + .disable_logging = FALSE, + .initgroups = FALSE, + .uid_set = FALSE, + .gid_set = FALSE, + .uid = (uid_t)(-1), + .gid = (gid_t)(-1), + .expand_uid = NULL, + .expand_gid = NULL, + .warn_message = NULL, + .shadow = NULL, + .shadow_condition = NULL, + .filter_command = NULL, + .add_headers = NULL, + .remove_headers = NULL, + .return_path = NULL, + .debug_string = NULL, + .max_parallel = NULL, + .message_size_limit = NULL, + .headers_rewrite = NULL, + .rewrite_rules = NULL, + .rewrite_existflags = 0, + .filter_timeout = 300, + .body_only = FALSE, + .delivery_date_add = FALSE, + .envelope_to_add = FALSE, + .headers_only = FALSE, + .rcpt_include_affixes = FALSE, + .return_path_add = FALSE, + .return_output = FALSE, + .return_fail_output = FALSE, + .log_output = FALSE, + .log_fail_output = FALSE, + .log_defer_output = FALSE, + .retry_use_local_part = TRUE_UNSET, /* retry_use_local_part: BOOL, but set neither + 1 nor 0 so can detect unset */ #ifndef DISABLE_EVENT - ,NULL /* event_action */ + .event_action = NULL #endif }; @@ -1453,7 +1594,6 @@ uschar *transport_name = NULL; int transport_newlines; const uschar **transport_filter_argv = NULL; int transport_filter_timeout; -BOOL transport_filter_timed_out = FALSE; int transport_write_timeout= 0; tree_node *tree_dns_fails = NULL; @@ -1461,8 +1601,6 @@ tree_node *tree_duplicates = NULL; tree_node *tree_nonrecipients = NULL; tree_node *tree_unusable = NULL; -BOOL trusted_caller = FALSE; -BOOL trusted_config = TRUE; gid_t *trusted_groups = NULL; uid_t *trusted_users = NULL; uschar *timezone_string = US TIMEZONE_DEFAULT; @@ -1498,8 +1636,8 @@ uschar *uucp_from_sender = US"$1"; uschar *verify_mode = NULL; uschar *version_copyright = - US"Copyright (c) University of Cambridge, 1995 - 2016\n" - "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2016"; + US"Copyright (c) University of Cambridge, 1995 - 2018\n" + "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018"; uschar *version_date = US"?"; uschar *version_cnumber = US"????"; uschar *version_string = US"?"; @@ -1508,7 +1646,6 @@ uschar *warn_message_file = NULL; int warning_count = 0; uschar *warnmsg_delay = NULL; uschar *warnmsg_recipients = NULL; -BOOL write_rejectlog = TRUE; /* End of globals.c */