minor tidying
[exim.git] / src / src / globals.c
index d4589cd18f2faddf3dc85ab8c4960cf120ce0848..cb1e8de397b6bcc4e87002a842d771907e3afd14 100644 (file)
@@ -2,7 +2,7 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2012 */
+/* Copyright (c) University of Cambridge 1995 - 2015 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* All the global variables are defined together in this one module, so
@@ -83,6 +83,10 @@ uschar *oracle_servers         = NULL;
 uschar *pgsql_servers          = NULL;
 #endif
 
+#ifdef EXPERIMENTAL_REDIS
+uschar *redis_servers          = NULL;
+#endif
+
 #ifdef LOOKUP_SQLITE
 int     sqlite_lock_timeout    = 5;
 #endif
@@ -99,27 +103,46 @@ 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 */
+ NULL, /* tls_sni */
+ 0     /* tls_ocsp */
 };
 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 */
+ NULL, /* tls_sni */
+ 0     /* tls_ocsp */
 };
 
+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
 BOOL    gnutls_compat_mode     = FALSE;
-BOOL    gnutls_enable_pkcs11   = FALSE;
+BOOL    gnutls_allow_auto_pkcs11 = FALSE;
 uschar *gnutls_require_mac     = NULL;
 uschar *gnutls_require_kx      = NULL;
 uschar *gnutls_require_proto   = NULL;
@@ -133,7 +156,7 @@ 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;
-#if defined(EXPERIMENTAL_OCSP) && !defined(USE_GNUTLS)
+#ifndef DISABLE_OCSP
 uschar *tls_ocsp_file          = NULL;
 #endif
 BOOL    tls_offered            = FALSE;
@@ -141,17 +164,21 @@ uschar *tls_privatekey         = NULL;
 BOOL    tls_remember_esmtp     = FALSE;
 uschar *tls_require_ciphers    = NULL;
 uschar *tls_try_verify_hosts   = NULL;
-uschar *tls_verify_certificates= NULL;
+uschar *tls_verify_certificates= US"system";
 uschar *tls_verify_hosts       = NULL;
 #endif
 
-#ifdef EXPERIMENTAL_PRDR
+#ifndef DISABLE_PRDR
 /* Per Recipient Data Response variables */
 BOOL    prdr_enable            = FALSE;
 BOOL    prdr_requested         = FALSE;
 const pcre *regex_PRDR         = NULL;
 #endif
 
+#ifdef EXPERIMENTAL_INTERNATIONAL
+const pcre *regex_UTF8         = NULL;
+#endif
+
 /* Input-reading functions for messages, so we can use special ones for
 incoming TCP/IP. The defaults use stdin. We never need these for any
 stand-alone tests. */
@@ -169,24 +196,24 @@ BOOL (*receive_smtp_buffered)(void) = NULL;   /* Only used for SMTP */
 when verifying one address while routing/verifying another. We have to have
 the size explicit, because it is referenced from more than one module. */
 
-uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
-  &deliver_address_data,
-  &deliver_domain,
-  &deliver_domain_data,
-  &deliver_domain_orig,
-  &deliver_domain_parent,
-  &deliver_localpart,
-  &deliver_localpart_data,
-  &deliver_localpart_orig,
-  &deliver_localpart_parent,
-  &deliver_localpart_prefix,
-  &deliver_localpart_suffix,
-  (uschar **)(&deliver_recipients),
-  &deliver_host,
-  &deliver_home,
-  &address_file,
-  &address_pipe,
-  &self_hostname,
+const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
+  CUSS &deliver_address_data,
+  CUSS &deliver_domain,
+  CUSS &deliver_domain_data,
+  CUSS &deliver_domain_orig,
+  CUSS &deliver_domain_parent,
+  CUSS &deliver_localpart,
+  CUSS &deliver_localpart_data,
+  CUSS &deliver_localpart_orig,
+  CUSS &deliver_localpart_parent,
+  CUSS &deliver_localpart_prefix,
+  CUSS &deliver_localpart_suffix,
+  CUSS (uschar **)(&deliver_recipients),
+  CUSS &deliver_host,
+  CUSS &deliver_home,
+  CUSS &address_file,
+  CUSS &address_pipe,
+  CUSS &self_hostname,
   NULL };
 
 int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
@@ -208,8 +235,8 @@ uschar *acl_removed_headers    = NULL;
 uschar *acl_smtp_auth          = NULL;
 uschar *acl_smtp_connect       = NULL;
 uschar *acl_smtp_data          = NULL;
-#ifdef EXPERIMENTAL_PRDR
-uschar *acl_smtp_data_prdr     = NULL;
+#ifndef DISABLE_PRDR
+uschar *acl_smtp_data_prdr     = US"accept";
 #endif
 #ifndef DISABLE_DKIM
 uschar *acl_smtp_dkim          = NULL;
@@ -244,7 +271,7 @@ uschar *acl_wherenames[]       = { US"RCPT",
                                    US"MIME",
                                    US"DKIM",
                                    US"DATA",
-#ifdef EXPERIMENTAL_PRDR
+#ifndef DISABLE_PRDR
                                    US"PRDR",
 #endif
                                    US"non-SMTP",
@@ -269,7 +296,7 @@ uschar *acl_wherecodes[]       = { US"550",     /* RCPT */
                                    US"550",     /* MIME */
                                    US"550",     /* DKIM */
                                    US"550",     /* DATA */
-#ifdef EXPERIMENTAL_PRDR
+#ifndef DISABLE_PRDR
                                    US"550",    /* RCPT PRDR */
 #endif
                                    US"0",       /* not SMTP; not relevant */
@@ -328,11 +355,17 @@ address_item address_defaults = {
   NULL,                 /* shadow_message */
   #ifdef SUPPORT_TLS
   NULL,                 /* cipher */
+  NULL,                        /* ourcert */
+  NULL,                        /* peercert */
   NULL,                 /* peerdn */
+  OCSP_NOT_REQ,         /* ocsp */
   #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 */
@@ -354,6 +387,9 @@ address_item address_defaults = {
     NULL,               /* remove_headers */
 #ifdef EXPERIMENTAL_SRS
     NULL,               /* srs_sender */
+#endif
+#ifdef EXPERIMENTAL_INTERNATIONAL
+    FALSE,             /* utf8 */
 #endif
   }
 };
@@ -463,6 +499,7 @@ gid_t   config_gid             = CONFIGURE_GROUP;
 uschar *config_main_filelist   = US CONFIGURE_FILE
                          "\0<-----------Space to patch configure_filename->";
 uschar *config_main_filename   = NULL;
+uschar *config_main_directory  = NULL;
 
 #ifdef CONFIGURE_OWNER
 uid_t   config_uid             = CONFIGURE_OWNER;
@@ -476,8 +513,11 @@ int     continue_sequence      = 1;
 uschar *continue_transport     = NULL;
 
 uschar *csa_status             = NULL;
-BOOL    cutthrough_delivery    = FALSE;
-int     cutthrough_fd          = -1;
+cut_t   cutthrough = {
+  FALSE,                               /* delivery: when to attempt */
+  -1,                                  /* fd: open connection */
+  0,                                   /* nrcpt: number of addresses */
+};
 
 BOOL    daemon_listen          = FALSE;
 uschar *daemon_smtp_port       = US"smtp";
@@ -540,18 +580,19 @@ uschar *delay_warning_condition=
 BOOL    delivery_date_remove   = TRUE;
 uschar *deliver_address_data   = NULL;
 int     deliver_datafile       = -1;
-uschar *deliver_domain         = NULL;
+const uschar *deliver_domain   = NULL;
 uschar *deliver_domain_data    = NULL;
-uschar *deliver_domain_orig    = NULL;
-uschar *deliver_domain_parent  = 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;
-int     deliver_frozen_at      = 0;
+time_t  deliver_frozen_at      = 0;
 uschar *deliver_home           = NULL;
-uschar *deliver_host           = NULL;
-uschar *deliver_host_address   = NULL;
+const uschar *deliver_host     = NULL;
+const uschar *deliver_host_address = NULL;
+int     deliver_host_port      = 0;
 uschar *deliver_in_buffer      = NULL;
 ino_t   deliver_inode          = 0;
 uschar *deliver_localpart      = NULL;
@@ -594,6 +635,7 @@ BOOL    dkim_disable_verify      = FALSE;
 #ifdef EXPERIMENTAL_DMARC
 BOOL    dmarc_has_been_checked  = FALSE;
 uschar *dmarc_ar_header         = NULL;
+uschar *dmarc_domain_policy     = NULL;
 uschar *dmarc_forensic_sender   = NULL;
 uschar *dmarc_history_file      = NULL;
 uschar *dmarc_status            = NULL;
@@ -607,6 +649,9 @@ BOOL    dmarc_enable_forensic   = FALSE;
 uschar *dns_again_means_nonexist = NULL;
 int     dns_csa_search_limit   = 5;
 BOOL    dns_csa_use_reverse    = TRUE;
+#ifdef EXPERIMENTAL_DANE
+int     dns_dane_ok            = -1;
+#endif
 uschar *dns_ipv4_lookup        = NULL;
 int     dns_retrans            = 0;
 int     dns_retry              = 0;
@@ -630,6 +675,13 @@ uschar *errors_copy            = NULL;
 int     error_handling         = ERRORS_SENDER;
 uschar *errors_reply_to        = NULL;
 int     errors_sender_rc       = EXIT_FAILURE;
+#ifdef EXPERIMENTAL_EVENT
+uschar *event_action             = NULL;       /* expansion for delivery events */
+uschar *event_data               = NULL;       /* auxilary 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 */
@@ -793,6 +845,9 @@ bit_table log_options[]        = {
   { US"lost_incoming_connection",     L_lost_incoming_connection },
   { US"outgoing_port",                LX_outgoing_port },
   { US"pid",                          LX_pid },
+#ifdef EXPERIMENTAL_PROXY
+  { US"proxy",                        LX_proxy },
+#endif
   { US"queue_run",                    L_queue_run },
   { US"queue_time",                   LX_queue_time },
   { US"queue_time_overall",           LX_queue_time_overall },
@@ -829,6 +884,7 @@ BOOL    log_testing_mode       = FALSE;
 BOOL    log_timezone           = FALSE;
 unsigned int log_write_selector= L_default;
 uschar *login_sender_address   = NULL;
+uschar *lookup_dnssec_authenticated = NULL;
 int     lookup_open_max        = 25;
 uschar *lookup_value           = NULL;
 
@@ -857,6 +913,10 @@ int     message_linecount      = 0;
 BOOL    message_logs           = TRUE;
 int     message_size           = 0;
 uschar *message_size_limit     = US"50M";
+#ifdef EXPERIMENTAL_INTERNATIONAL
+BOOL    message_smtputf8       = FALSE;
+int     message_utf8_downconvert = 0;  /* -1 ifneeded; 0 never; 1 always */
+#endif
 uschar  message_subdir[2]      = { 0, 0 };
 uschar *message_reference      = NULL;
 
@@ -910,12 +970,23 @@ uschar  process_info[PROCESS_INFO_SIZE];
 int     process_info_len       = 0;
 uschar *process_log_path       = NULL;
 BOOL    prod_requires_admin    = TRUE;
+
+#ifdef EXPERIMENTAL_PROXY
+uschar *proxy_host_address     = US"";
+int     proxy_host_port        = 0;
+uschar *proxy_required_hosts   = US"";
+BOOL    proxy_session          = FALSE;
+BOOL    proxy_session_failed   = FALSE;
+uschar *proxy_target_address   = US"";
+int     proxy_target_port      = 0;
+#endif
+
 uschar *prvscheck_address      = NULL;
 uschar *prvscheck_keynum       = NULL;
 uschar *prvscheck_result       = NULL;
 
 
-uschar *qualify_domain_recipient = NULL;
+const uschar *qualify_domain_recipient = NULL;
 uschar *qualify_domain_sender  = NULL;
 BOOL    queue_2stage           = FALSE;
 uschar *queue_domains          = NULL;
@@ -1015,8 +1086,8 @@ 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  = 5;
+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;
@@ -1088,6 +1159,7 @@ router_instance  router_defaults = {
     TRUE,                      /* verify_sender */
     FALSE,                     /* uid_set */
     FALSE,                     /* unseen */
+    FALSE,                     /* dsn_lasthop */
 
     self_freeze,               /* self_code */
     (uid_t)(-1),               /* uid */
@@ -1096,7 +1168,9 @@ router_instance  router_defaults = {
     NULL,                      /* fallback_hostlist */
     NULL,                      /* transport instance */
     NULL,                      /* pass_router */
-    NULL                       /* redirect_router */
+    NULL,                      /* redirect_router */
+
+    { NULL, NULL },            /* dnssec_domains {require,request} */
 };
 
 uschar *router_name            = NULL;
@@ -1127,6 +1201,7 @@ 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;
@@ -1155,6 +1230,7 @@ uschar *sending_ip_address     = NULL;
 int     sending_port           = -1;
 SIGNAL_BOOL sigalrm_seen       = FALSE;
 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;
@@ -1196,6 +1272,7 @@ uschar *smtp_ratelimit_mail    = NULL;
 uschar *smtp_ratelimit_rcpt    = NULL;
 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;
@@ -1208,11 +1285,15 @@ int     smtp_rlr_limit         = 0;
 int     smtp_rlr_threshold     = INT_MAX;
 BOOL    smtp_use_pipelining    = FALSE;
 BOOL    smtp_use_size          = FALSE;
+#ifdef EXPERIMENTAL_INTERNATIONAL
+uschar *smtputf8_advertise_hosts = US"*";      /* overridden under test-harness */
+#endif
 
 #ifdef WITH_CONTENT_SCAN
 uschar *spamd_address          = US"127.0.0.1 783";
 uschar *spam_bar               = NULL;
 uschar *spam_report            = NULL;
+uschar *spam_action            = NULL;
 uschar *spam_score             = NULL;
 uschar *spam_score_int         = NULL;
 #endif
@@ -1280,17 +1361,6 @@ int     thismessage_size_limit = 0;
 int     timeout_frozen_after   = 0;
 BOOL    timestamps_utc         = FALSE;
 
-#ifdef EXPERIMENTAL_TPDA
-int     tpda_defer_errno        = 0;
-uschar *tpda_defer_errstr       = NULL;
-uschar *tpda_delivery_ip        = NULL;
-int     tpda_delivery_port      = 0;
-uschar *tpda_delivery_fqdn      = NULL;
-uschar *tpda_delivery_local_part= NULL;
-uschar *tpda_delivery_domain    = NULL;
-uschar *tpda_delivery_confirmation = NULL;
-#endif
-
 transport_instance  *transports = NULL;
 
 transport_instance  transport_defaults = {
@@ -1304,6 +1374,7 @@ transport_instance  transport_defaults = {
     NULL,                     /* batch_id */
     NULL,                     /* home_dir */
     NULL,                     /* current_dir */
+    NULL,                     /* expand-multi-domain */
     TRUE,                     /* multi-domain */
     FALSE,                    /* overrides_hosts */
     100,                      /* max_addresses */
@@ -1343,12 +1414,15 @@ transport_instance  transport_defaults = {
     FALSE,                    /* log_defer_output */
     TRUE_UNSET                /* retry_use_local_part: BOOL, but set neither
                                  1 nor 0 so can detect unset */
+#ifdef EXPERIMENTAL_EVENT
+   ,NULL                     /* event_action */
+#endif
 };
 
 int     transport_count;
 uschar *transport_name          = NULL;
 int     transport_newlines;
-uschar **transport_filter_argv  = NULL;
+const uschar **transport_filter_argv  = NULL;
 int     transport_filter_timeout;
 BOOL    transport_filter_timed_out = FALSE;
 int     transport_write_timeout= 0;
@@ -1393,18 +1467,19 @@ uschar *uucp_from_pattern      = US
 
 uschar *uucp_from_sender       = US"$1";
 
-uschar *warn_message_file      = NULL;
-uschar *warnmsg_delay          = NULL;
-uschar *warnmsg_recipients     = NULL;
-BOOL    write_rejectlog        = TRUE;
-
+uschar *verify_mode           = NULL;
 uschar *version_copyright      =
- US"Copyright (c) University of Cambridge, 1995 - 2012\n"
-   "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2012";
+ US"Copyright (c) University of Cambridge, 1995 - 2015\n"
+   "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2015";
 uschar *version_date           = US"?";
 uschar *version_cnumber        = US"????";
 uschar *version_string         = US"?";
 
+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 */