* Exim - an Internet mail transport agent *
*************************************************/
+/* Copyright (c) The Exim Maintainers 2020 - 2022 */
/* Copyright (c) University of Cambridge 1995 - 2018 */
-/* Copyright (c) The Exim Maintainers 2020 */
/* See the file NOTICE for conditions of use and distribution. */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/* All the global variables are defined together in this one module, so
that they are easy to find. */
uschar *dsn_envid = NULL;
int dsn_ret = 0;
-const pcre *regex_DSN = NULL;
+const pcre2_code *regex_DSN = NULL;
uschar *dsn_advertise_hosts = NULL;
#ifndef DISABLE_TLS
BOOL gnutls_compat_mode = FALSE;
BOOL gnutls_allow_auto_pkcs11 = FALSE;
+uschar *hosts_require_alpn = NULL;
uschar *openssl_options = NULL;
-const pcre *regex_STARTTLS = NULL;
+const pcre2_code *regex_STARTTLS = NULL;
uschar *tls_advertise_hosts = US"*";
+uschar *tls_alpn = US"smtp:esmtp";
uschar *tls_certificate = NULL;
uschar *tls_crl = NULL;
/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
/* Per Recipient Data Response variables */
BOOL prdr_enable = FALSE;
BOOL prdr_requested = FALSE;
-const pcre *regex_PRDR = NULL;
+const pcre2_code *regex_PRDR = NULL;
#endif
#ifdef SUPPORT_I18N
-const pcre *regex_UTF8 = NULL;
+const pcre2_code *regex_UTF8 = NULL;
#endif
/* Input-reading functions for messages, so we can use special ones for
stand-alone tests. */
#if !defined(STAND_ALONE) && !defined(MACRO_PREDEF)
-int (*lwr_receive_getc)(unsigned) = stdin_getc;
+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;
-BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
+int (*lwr_receive_ungetc)(int) = stdin_ungetc;
+BOOL (*lwr_receive_hasc)(void) = stdin_hasc;
+
+int (*receive_getc)(unsigned) = stdin_getc;
+uschar * (*receive_getbuf)(unsigned *) = NULL;
+void (*receive_get_cache)(unsigned) = NULL;
+BOOL (*receive_hasc)(void) = stdin_hasc;
+int (*receive_ungetc)(int) = stdin_ungetc;
+int (*receive_feof)(void) = stdin_feof;
+int (*receive_ferror)(void) = stdin_ferror;
#endif
.authentication_local = FALSE,
.background_daemon = TRUE,
+ .bdat_readers_wanted = FALSE,
.chunking_offered = FALSE,
.config_changed = FALSE,
.continue_more = FALSE,
.daemon_listen = FALSE,
+ .daemon_scion = FALSE,
.debug_daemon = FALSE,
.deliver_firsttime = FALSE,
.deliver_force = FALSE,
.no_mbox_unspool = FALSE,
#endif
.no_multiline_responses = FALSE,
+ .notifier_socket_en = TRUE,
.parse_allow_group = FALSE,
.parse_found_group = FALSE,
.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,
#endif
#ifndef DISABLE_QUEUE_RAMP
-BOOL queue_fast_ramp = FALSE;
+BOOL queue_fast_ramp = TRUE;
#endif
BOOL queue_list_requires_admin = TRUE;
BOOL queue_only = FALSE;
#endif
BOOL split_spool_directory = FALSE;
BOOL spool_wireformat = FALSE;
-#ifdef EXPERIMENTAL_SRS_ALT
-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;
.extra_headers = NULL,
.remove_headers = NULL,
.variables = NULL,
-#ifdef EXPERIMENTAL_SRS_ALT
- .srs_sender = NULL,
-#endif
.ignore_error = FALSE,
#ifdef SUPPORT_I18N
.utf8_msg = FALSE,
uschar *auth_defer_msg = US"reason not recorded";
uschar *auth_defer_user_msg = US"";
-uschar *auth_vars[AUTH_VARS];
+const uschar *auth_vars[AUTH_VARS];
+uschar *authenticator_name = NULL;
int auto_thaw = 0;
#ifdef WITH_CONTENT_SCAN
int av_failed = FALSE; /* boolean but accessed as vtype_int*/
unsigned chunking_datasize = 0;
unsigned chunking_data_left = 0;
chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
-const pcre *regex_CHUNKING = NULL;
+const pcre2_code *regex_CHUNKING = NULL;
+
+#ifdef EXPERIMENTAL_ESMTP_LIMITS
+const pcre2_code *regex_LIMITS = NULL;
+#endif
uschar *client_authenticator = NULL;
uschar *client_authenticated_id = NULL;
uschar *client_authenticated_sender = NULL;
+#ifndef DISABLE_CLIENT_CMD_LOG
+gstring *client_cmd_log = NULL;
+#endif
int clmacro_count = 0;
uschar *clmacros[MAX_CLMACROS];
FILE *config_file = NULL;
uschar *continue_host_address = NULL;
int continue_sequence = 1;
uschar *continue_transport = NULL;
+#ifdef EXPERIMENTAL_ESMTP_LIMITS
+unsigned continue_limit_mail = 0;
+unsigned continue_limit_rcpt = 0;
+unsigned continue_limit_rcptdom= 0;
+#endif
uschar *csa_status = NULL;
cut_t cutthrough = {
BIT_TABLE(D, uid),
BIT_TABLE(D, verify),
};
-int debug_options_count = nelem(debug_options);
+int debug_options_count = nelem(debug_options);
+uschar debuglog_name[LOG_NAME_SIZE] = {0};
+unsigned debug_pretrigger_bsize = 0;
+uschar * debug_pretrigger_buf = NULL;
+unsigned int debug_selector = 0;
-unsigned int debug_selector = 0;
int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
uschar *delay_warning_condition=
US"${if or {"
uschar *dnslist_value = NULL;
tree_node *domainlist_anchor = NULL;
int domainlist_count = 0;
+const uschar *driver_srcfile = NULL;
+int driver_srcline = 0;
uschar *dsn_from = US DEFAULT_DSN_FROM;
+unsigned int dtrigger_selector = 0;
int errno_quota = ERRNO_QUOTA;
uschar *errors_copy = NULL;
int expand_forbid = 0;
int expand_nlength[EXPAND_MAXN+1];
int expand_nmax = -1;
-uschar *expand_nstring[EXPAND_MAXN+1];
+const uschar *expand_nstring[EXPAND_MAXN+1];
uschar *expand_string_message;
uschar *extra_local_interfaces = NULL;
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;
+const uschar *headers_charset = US HEADERS_CHARSET;
int header_insert_maxlen = 64 * 1024;
header_line *header_last = NULL;
header_line *header_list = NULL;
tree_node *hostlist_anchor = NULL;
int hostlist_count = 0;
uschar *hosts_treat_as_local = NULL;
+uschar *hosts_require_helo = US"*";
uschar *hosts_connection_nolog = NULL;
int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
int keep_malformed = 4*24*60*60; /* 4 days */
uschar *eldap_dn = NULL;
+const uschar *letter_digit_hyphen_dot =
+ US"abcdefghijklmnopqrstuvwxyz"
+ ".-0123456789"
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
+#ifdef EXPERIMENTAL_ESMTP_LIMITS
+uschar *limits_advertise_hosts = US"*";
+#endif
int load_average = -2;
uschar *local_from_prefix = NULL;
uschar *local_from_suffix = NULL;
Li_outgoing_interface, /* see d_log_interface in deliver.c */
Li_msg_id,
Li_queue_run,
+ Li_queue_time_exclusive,
Li_rejected_header,
Li_retry_defer,
Li_sender_verify_fail,
#endif
BIT_TABLE(L, queue_run),
BIT_TABLE(L, queue_time),
+ BIT_TABLE(L, queue_time_exclusive),
BIT_TABLE(L, queue_time_overall),
BIT_TABLE(L, receive_time),
BIT_TABLE(L, received_recipients),
uschar *message_id;
uschar *message_id_domain = NULL;
uschar *message_id_text = NULL;
-struct timeval message_id_tv = { 0, 0 };
uschar message_id_option[MESSAGE_ID_LENGTH + 3];
uschar *message_id_external;
int message_linecount = 0;
uschar *override_local_interfaces = NULL;
uschar *override_pid_file_path = NULL;
+BOOL panic_coredump = FALSE;
+pcre2_general_context * pcre_gen_ctx = NULL;
+pcre2_compile_context * pcre_gen_cmp_ctx = NULL;
+pcre2_match_context * pcre_gen_mtc_ctx = NULL;
+pcre2_general_context * pcre_mlc_ctx = NULL;
+pcre2_compile_context * pcre_mlc_cmp_ctx = NULL;
+
uschar *percent_hack_domains = NULL;
uschar *pid_file_path = US PID_FILE_PATH
"\0<--------------Space to patch pid_file_path->";
int proxy_external_port = 0;
uschar *proxy_local_address = NULL;
int proxy_local_port = 0;
+int proxy_protocol_timeout = 3;
#endif
uschar *prvscheck_address = NULL;
uschar *prvscheck_result = NULL;
+qrunner *qrunners = NULL;
+
const uschar *qualify_domain_recipient = NULL;
uschar *qualify_domain_sender = NULL;
uschar *queue_domains = NULL;
int received_headers_max = 30;
uschar *received_protocol = NULL;
struct timeval received_time = { 0, 0 };
-struct timeval received_time_taken = { 0, 0 };
+struct timeval received_time_complete = { 0, 0 };
uschar *recipient_data = NULL;
uschar *recipient_unqualified_hosts = NULL;
uschar *recipient_verify_failure = NULL;
int recipients_count = 0;
recipient_item *recipients_list = NULL;
int recipients_list_max = 0;
-int recipients_max = 0;
-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;
+int recipients_max = 50000;
+const pcre2_code *regex_AUTH = NULL;
+const pcre2_code *regex_check_dns_names = NULL;
+const pcre2_code *regex_From = NULL;
+const pcre2_code *regex_IGNOREQUOTA = NULL;
+const pcre2_code *regex_PIPELINING = NULL;
+const pcre2_code *regex_SIZE = NULL;
#ifndef DISABLE_PIPE_CONNECT
-const pcre *regex_EARLY_PIPE = NULL;
+const pcre2_code *regex_EARLY_PIPE = NULL;
#endif
-const pcre *regex_ismsgid = NULL;
-const pcre *regex_smtp_code = NULL;
-uschar *regex_vars[REGEX_VARS];
+int regex_cachesize = 0;
+const pcre2_code *regex_ismsgid = NULL;
+const pcre2_code *regex_smtp_code = NULL;
+const uschar *regex_vars[REGEX_VARS] = { NULL };
#ifdef WHITELIST_D_MACROS
-const pcre *regex_whitelisted_macro = NULL;
+const pcre2_code *regex_whitelisted_macro = NULL;
#endif
#ifdef WITH_CONTENT_SCAN
uschar *regex_match_string = NULL;
#endif
int remote_delivery_count = 0;
-int remote_max_parallel = 2;
+int remote_max_parallel = 4;
uschar *remote_sort_domains = NULL;
int retry_data_expire = 7*24*60*60;
int retry_interval_max = 24*60*60;
int smtp_accept_max = 20;
int smtp_accept_max_nonmail= 10;
uschar *smtp_accept_max_nonmail_hosts = US"*";
-int smtp_accept_max_per_connection = 1000;
+uschar *smtp_accept_max_per_connection = US"1000";
uschar *smtp_accept_max_per_host = NULL;
int smtp_accept_queue = 0;
int smtp_accept_queue_per_connection = 10;
int smtp_accept_reserve = 0;
uschar *smtp_active_hostname = NULL;
+int smtp_backlog_monitor = 0;
uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
"Exim $version_number $tod_full"
"\0<---------------Space to patch smtp_banner->";
double smtp_delay_mail = 0.0;
double smtp_delay_rcpt = 0.0;
FILE *smtp_in = NULL;
+int smtp_listen_backlog = 0;
int smtp_load_reserve = -1;
int smtp_mailcmd_count = 0;
+int smtp_mailcmd_max = -1;
FILE *smtp_out = NULL;
uschar *smtp_etrn_command = NULL;
int smtp_max_synprot_errors= 3;
FILE *spool_data_file = NULL;
uschar *spool_directory = US SPOOL_DIRECTORY
"\0<--------------Space to patch spool_directory->";
-#ifdef EXPERIMENTAL_SRS_ALT
-uschar *srs_config = NULL;
-uschar *srs_db_address = NULL;
-uschar *srs_db_key = NULL;
-int srs_hashlength = 6;
-int srs_hashmin = -1;
-int srs_maxage = 31;
-uschar *srs_orig_recipient = NULL;
-uschar *srs_orig_sender = NULL;
-uschar *srs_recipient = NULL;
-uschar *srs_secrets = NULL;
-uschar *srs_status = NULL;
-#endif
#ifdef SUPPORT_SRS
uschar *srs_recipient = NULL;
#endif
/* All non-mentioned elements zero/NULL/FALSE */
.batch_max = 1,
.multi_domain = TRUE,
- .max_addresses = 100,
+ .max_addresses = US"100",
.connection_max_messages = 500,
.uid = (uid_t)(-1),
.gid = (gid_t)(-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 - 2020";
+ "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2022";
uschar *version_date = US"?";
uschar *version_cnumber = US"????";
uschar *version_string = US"?";