X-Git-Url: https://vcs.fsf.org/?p=exim.git;a=blobdiff_plain;f=src%2Fsrc%2Fglobals.c;h=ba772c631cf2759106285248dc5aecdc874cd481;hp=7e228d09872d7c6d3d6bc3be8a7863908ddb4abc;hb=fa0798c026131e183625e88dab4fb33b552cbb7e;hpb=c0635b6dfe65ee24c2fb8d165beabc608d2fd1a5 diff --git a/src/src/globals.c b/src/src/globals.c index 7e228d098..ba772c631 100644 --- a/src/src/globals.c +++ b/src/src/globals.c @@ -3,6 +3,7 @@ *************************************************/ /* Copyright (c) University of Cambridge 1995 - 2018 */ +/* Copyright (c) The Exim Maintainers 2020 */ /* See the file NOTICE for conditions of use and distribution. */ /* All the global variables are defined together in this one module, so @@ -16,23 +17,23 @@ data blocks and hence have the opt_public flag set. */ optionlist optionlist_auths[] = { { "client_condition", opt_stringptr | opt_public, - (void *)(offsetof(auth_instance, client_condition)) }, + OPT_OFF(auth_instance, client_condition) }, { "client_set_id", opt_stringptr | opt_public, - (void *)(offsetof(auth_instance, set_client_id)) }, + OPT_OFF(auth_instance, set_client_id) }, { "driver", opt_stringptr | opt_public, - (void *)(offsetof(auth_instance, driver_name)) }, + OPT_OFF(auth_instance, driver_name) }, { "public_name", opt_stringptr | opt_public, - (void *)(offsetof(auth_instance, public_name)) }, + OPT_OFF(auth_instance, public_name) }, { "server_advertise_condition", opt_stringptr | opt_public, - (void *)(offsetof(auth_instance, advertise_condition))}, + OPT_OFF(auth_instance, advertise_condition)}, { "server_condition", opt_stringptr | opt_public, - (void *)(offsetof(auth_instance, server_condition)) }, + OPT_OFF(auth_instance, server_condition) }, { "server_debug_print", opt_stringptr | opt_public, - (void *)(offsetof(auth_instance, server_debug_string)) }, + OPT_OFF(auth_instance, server_debug_string) }, { "server_mail_auth_condition", opt_stringptr | opt_public, - (void *)(offsetof(auth_instance, mail_auth_condition)) }, + OPT_OFF(auth_instance, mail_auth_condition) }, { "server_set_id", opt_stringptr | opt_public, - (void *)(offsetof(auth_instance, set_id)) } + OPT_OFF(auth_instance, set_id) } }; int optionlist_auths_size = nelem(optionlist_auths); @@ -89,6 +90,7 @@ uschar *redis_servers = NULL; #endif #ifdef LOOKUP_SQLITE +uschar *sqlite_dbfile = NULL; int sqlite_lock_timeout = 5; #endif @@ -98,41 +100,16 @@ 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 = { - .active = -1, - .bits = 0, - .certificate_verified = FALSE, -#ifdef SUPPORT_DANE - .dane_verified = FALSE, - .tlsa_usage = 0, -#endif - .cipher = NULL, - .on_connect = FALSE, - .on_connect_ports = NULL, - .ourcert = NULL, - .peercert = NULL, - .peerdn = NULL, - .sni = NULL, - .ocsp = OCSP_NOT_REQ + .active = {.sock = -1} + /* all other elements zero */ }; tls_support tls_out = { - .active = -1, - .bits = 0, - .certificate_verified = FALSE, -#ifdef SUPPORT_DANE - .dane_verified = FALSE, - .tlsa_usage = 0, -#endif - .cipher = NULL, - .on_connect = FALSE, - .on_connect_ports = NULL, - .ourcert = NULL, - .peercert = NULL, - .peerdn = NULL, - .sni = NULL, - .ocsp = OCSP_NOT_REQ + .active = {.sock = -1}, + /* all other elements zero */ }; uschar *dsn_envid = NULL; @@ -140,7 +117,7 @@ int dsn_ret = 0; const pcre *regex_DSN = NULL; 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; @@ -160,10 +137,13 @@ uschar *tls_ocsp_file = NULL; 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 @@ -222,7 +202,228 @@ 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, + + .taint_check_slow = FALSE, + .testsuite_delays = TRUE, + .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 + +#ifdef EXPERIMENTAL_QUEUE_RAMP +BOOL queue_fast_ramp = 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; @@ -262,7 +463,6 @@ 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; @@ -321,9 +521,6 @@ 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; @@ -346,7 +543,9 @@ address_item address_defaults = { .lc_local_part = NULL, .local_part = NULL, .prefix = NULL, + .prefix_v = NULL, .suffix = NULL, + .suffix_v = NULL, .domain = NULL, .address_retry_key = NULL, .domain_retry_key = NULL, @@ -359,7 +558,7 @@ address_item address_defaults = { .return_filename = NULL, .self_hostname = NULL, .shadow_message = NULL, -#ifdef SUPPORT_TLS +#ifndef DISABLE_TLS .cipher = NULL, .ourcert = NULL, .peercert = NULL, @@ -383,7 +582,7 @@ address_item address_defaults = { .localpart_cache = { 0 }, /* localpart_cache - ditto */ .mode = -1, .more_errno = 0, - .delivery_usec = 0, + .delivery_time = {.tv_sec = 0, .tv_usec = 0}, .basic_errno = ERRNO_UNKNOWNERROR, .child_count = 0, .return_file = -1, @@ -396,6 +595,7 @@ address_item address_defaults = { .errors_address = NULL, .extra_headers = NULL, .remove_headers = NULL, + .variables = NULL, #ifdef EXPERIMENTAL_SRS .srs_sender = NULL, #endif @@ -410,21 +610,21 @@ address_item address_defaults = { 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 = { @@ -451,12 +651,10 @@ 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"; @@ -483,9 +681,7 @@ 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; @@ -497,15 +693,13 @@ 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 = 100; -int check_log_space = 10*1024; /* 10K Kbyte == 10MB */ -BOOL check_rfc2047_length = TRUE; +int_eximarith_t check_log_space = 10*1024; /* 10K Kbyte == 10MB */ int check_spool_inodes = 100; -int check_spool_space = 10*1024; /* 10K Kbyte == 10MB */ +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; -BOOL chunking_offered = FALSE; chunking_state_t chunking_state= CHUNKING_NOT_OFFERED; const pcre *regex_CHUNKING = NULL; @@ -514,8 +708,6 @@ uschar *client_authenticated_id = NULL; uschar *client_authenticated_sender = NULL; int clmacro_count = 0; uschar *clmacros[MAX_CLMACROS]; -BOOL commandline_checks_require_admin = FALSE; -BOOL config_changed = FALSE; FILE *config_file = NULL; const uschar *config_filename = NULL; int config_lineno = 0; @@ -539,7 +731,6 @@ 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; @@ -549,31 +740,31 @@ cut_t cutthrough = { .delivery = FALSE, /* when to attempt */ .defer_pass = FALSE, /* on defer: spool locally */ .is_tls = FALSE, /* not a TLS conn yet */ - .fd = -1, /* open connection */ + .cctx = {.sock = -1}, /* open connection */ .nrcpt = 0, /* number of addresses */ }; -BOOL daemon_listen = FALSE; +int daemon_notifier_fd = -1; 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), @@ -592,6 +783,7 @@ 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), @@ -609,7 +801,6 @@ bit_table debug_options[] = { /* must be in alphabetical order */ int debug_options_count = nelem(debug_options); unsigned int debug_selector = 0; -BOOL debug_store = FALSE; int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 }; uschar *delay_warning_condition= US"${if or {" @@ -617,17 +808,12 @@ 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; @@ -640,40 +826,33 @@ uschar *deliver_localpart_data = NULL; uschar *deliver_localpart_orig = NULL; uschar *deliver_localpart_parent = NULL; uschar *deliver_localpart_prefix = NULL; +uschar *deliver_localpart_prefix_v = NULL; uschar *deliver_localpart_suffix = NULL; -BOOL deliver_force_thaw = FALSE; -BOOL deliver_manual_thaw = FALSE; +uschar *deliver_localpart_suffix_v = NULL; 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"; +uschar *dkim_verify_keytypes = US"ed25519:rsa"; +uschar *dkim_verify_min_keysizes = US"rsa=1024 ed25519=250"; +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; @@ -681,13 +860,11 @@ uschar *dmarc_status = NULL; uschar *dmarc_status_text = NULL; uschar *dmarc_tld_file = NULL; 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; +int dns_cname_loops = 1; #ifdef SUPPORT_DANE int dns_dane_ok = -1; #endif @@ -703,13 +880,8 @@ 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; @@ -724,19 +896,15 @@ const uschar *event_name = NULL; /* event name variable */ 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; @@ -745,7 +913,6 @@ 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; @@ -761,6 +928,10 @@ 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; @@ -785,25 +956,17 @@ header_name header_names[] = { { 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; @@ -815,14 +978,11 @@ 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; @@ -833,8 +993,6 @@ 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; @@ -844,9 +1002,10 @@ 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); @@ -864,6 +1023,7 @@ int log_default[] = { /* for initializing log_selector */ 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, @@ -882,7 +1042,8 @@ 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), @@ -906,9 +1067,12 @@ bit_table log_options[] = { /* must be in alphabetical order */ 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), + BIT_TABLE(L, pipelining), #if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS) BIT_TABLE(L, proxy), #endif @@ -937,6 +1101,7 @@ 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), }; @@ -946,8 +1111,6 @@ 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; @@ -963,7 +1126,6 @@ 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; @@ -975,11 +1137,9 @@ 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 }; @@ -1005,13 +1165,8 @@ 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; +uschar *notifier_socket = US"$spool_directory/" NOTIFIER_SOCKET_NAME ; const int on = 1; /* for setsockopt */ const int off = 0; @@ -1024,29 +1179,25 @@ 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; +const uschar *process_purpose = US"fresh-exec"; #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; @@ -1056,29 +1207,20 @@ 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_name_dest = NULL; 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; +unsigned queue_size = 0; +time_t queue_size_next = 0; 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; @@ -1092,8 +1234,6 @@ 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; @@ -1106,13 +1246,14 @@ 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_ver { ($tls_in_ver)}}" + "${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" @@ -1127,17 +1268,18 @@ 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]; @@ -1155,11 +1297,9 @@ 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; @@ -1224,6 +1364,7 @@ router_instance router_defaults = { .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, @@ -1241,13 +1382,13 @@ router_instance router_defaults = { .pass_router = NULL, .redirect_router = NULL, - .dnssec = { NULL, NULL }, /* dnssec_domains {require,request} */ + .dnssec = { .request= US"*", .require=NULL }, }; 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 @@ -1262,48 +1403,39 @@ 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"*"; @@ -1313,12 +1445,9 @@ 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; @@ -1327,14 +1456,11 @@ 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; @@ -1345,7 +1471,6 @@ 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; @@ -1376,11 +1501,9 @@ 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->"; -BOOL spool_file_wireformat = FALSE; -BOOL spool_wireformat = FALSE; #ifdef EXPERIMENTAL_SRS uschar *srs_config = NULL; uschar *srs_db_address = NULL; @@ -1393,26 +1516,17 @@ 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; -BOOL syslog_pid = TRUE; uschar *syslog_processname = US"exim"; -BOOL syslog_timestamp = TRUE; uschar *system_filter = NULL; uschar *system_filter_directory_transport = NULL; @@ -1421,25 +1535,19 @@ 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_fastopen_ok = FALSE; blob tcp_fastopen_nodata = { .data = NULL, .len = 0 }; -BOOL tcp_in_fastopen = FALSE; -BOOL tcp_in_fastopen_logged = FALSE; -BOOL tcp_nodelay = TRUE; -int tcp_out_fastopen = 0; -BOOL tcp_out_fastopen_logged= FALSE; +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; @@ -1505,7 +1613,6 @@ 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; @@ -1513,8 +1620,6 @@ 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; @@ -1551,7 +1656,7 @@ uschar *uucp_from_sender = US"$1"; uschar *verify_mode = NULL; uschar *version_copyright = US"Copyright (c) University of Cambridge, 1995 - 2018\n" - "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2017"; + "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018"; uschar *version_date = US"?"; uschar *version_cnumber = US"????"; uschar *version_string = US"?"; @@ -1560,7 +1665,6 @@ 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 */