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Safer coding for utf8clean expansion operator
[users/heiko/exim.git] / src / src / globals.c
diff --git a/src/src/globals.c b/src/src/globals.c
index 97c7166abe52fb25d7ce7c2e1f51ab0e6a382aae..d3f99877c20ee1ff051ca02e926bd9eb0753893f 100644 (file)
--- a/src/src/globals.c
+++ b/src/src/globals.c
@@ -2,7 +2,7 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2012 */
+/* Copyright (c) University of Cambridge 1995 - 2014 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* All the global variables are defined together in this one module, so
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* All the global variables are defined together in this one module, so
@@ -17,6 +17,8 @@ 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)) },
 optionlist optionlist_auths[] = {
   { "client_condition", opt_stringptr | opt_public,
                  (void *)(offsetof(auth_instance, client_condition)) },
+  { "client_set_id", opt_stringptr | opt_public,
+                 (void *)(offsetof(auth_instance, set_client_id)) },
   { "driver",        opt_stringptr | opt_public,
                  (void *)(offsetof(auth_instance, driver_name)) },
   { "public_name",   opt_stringptr | opt_public,
   { "driver",        opt_stringptr | opt_public,
                  (void *)(offsetof(auth_instance, driver_name)) },
   { "public_name",   opt_stringptr | opt_public,
@@ -81,6 +83,10 @@ uschar *oracle_servers         = NULL;
 uschar *pgsql_servers          = NULL;
 #endif
 
 uschar *pgsql_servers          = NULL;
 #endif
 
+#ifdef EXPERIMENTAL_REDIS
+uschar *redis_servers          = NULL;
+#endif
+
 #ifdef LOOKUP_SQLITE
 int     sqlite_lock_timeout    = 5;
 #endif
 #ifdef LOOKUP_SQLITE
 int     sqlite_lock_timeout    = 5;
 #endif
@@ -100,8 +106,11 @@ tls_support tls_in = {
  NULL, /* tls_cipher */
  FALSE,/* tls_on_connect */
  NULL, /* tls_on_connect_ports */
  NULL, /* tls_cipher */
  FALSE,/* tls_on_connect */
  NULL, /* tls_on_connect_ports */
+ NULL, /* tls_ourcert */
+ NULL, /* tls_peercert */
  NULL, /* tls_peerdn */
  NULL, /* tls_peerdn */
- NULL  /* tls_sni */
+ NULL, /* tls_sni */
+ 0     /* tls_ocsp */
 };
 tls_support tls_out = {
  -1,   /* tls_active */
 };
 tls_support tls_out = {
  -1,   /* tls_active */
@@ -110,13 +119,24 @@ tls_support tls_out = {
  NULL, /* tls_cipher */
  FALSE,/* tls_on_connect */
  NULL, /* tls_on_connect_ports */
  NULL, /* tls_cipher */
  FALSE,/* tls_on_connect */
  NULL, /* tls_on_connect_ports */
+ NULL, /* tls_ourcert */
+ NULL, /* tls_peercert */
  NULL, /* tls_peerdn */
  NULL, /* tls_peerdn */
- NULL  /* tls_sni */
+ NULL, /* tls_sni */
+ 0     /* tls_ocsp */
 };
 
 };
 
+#ifdef EXPERIMENTAL_DSN
+uschar *dsn_envid              = NULL;
+int     dsn_ret                = 0;
+const pcre  *regex_DSN         = NULL;
+BOOL    smtp_use_dsn           = FALSE;
+uschar *dsn_advertise_hosts    = NULL;
+#endif
 
 #ifdef SUPPORT_TLS
 BOOL    gnutls_compat_mode     = FALSE;
 
 #ifdef SUPPORT_TLS
 BOOL    gnutls_compat_mode     = FALSE;
+BOOL    gnutls_allow_auto_pkcs11 = FALSE;
 uschar *gnutls_require_mac     = NULL;
 uschar *gnutls_require_kx      = NULL;
 uschar *gnutls_require_proto   = NULL;
 uschar *gnutls_require_mac     = NULL;
 uschar *gnutls_require_kx      = NULL;
 uschar *gnutls_require_proto   = NULL;
@@ -130,7 +150,7 @@ 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;
 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;
 uschar *tls_ocsp_file          = NULL;
 #endif
 BOOL    tls_offered            = FALSE;
@@ -142,6 +162,12 @@ uschar *tls_verify_certificates= NULL;
 uschar *tls_verify_hosts       = NULL;
 #endif
 
 uschar *tls_verify_hosts       = NULL;
 #endif
 
+#ifndef DISABLE_PRDR
+/* Per Recipient Data Response variables */
+BOOL    prdr_enable            = FALSE;
+BOOL    prdr_requested         = FALSE;
+const pcre *regex_PRDR         = 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
 
 /* 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
@@ -186,16 +212,22 @@ int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
 
 header_line *acl_added_headers = NULL;
 tree_node *acl_anchor          = NULL;
 
 header_line *acl_added_headers = NULL;
 tree_node *acl_anchor          = NULL;
+uschar *acl_arg[9]             = {NULL, NULL, NULL, NULL, NULL,
+                                  NULL, NULL, NULL, NULL};
+int     acl_narg               = 0;
 
 uschar *acl_not_smtp           = NULL;
 #ifdef WITH_CONTENT_SCAN
 uschar *acl_not_smtp_mime      = NULL;
 #endif
 uschar *acl_not_smtp_start     = NULL;
 
 uschar *acl_not_smtp           = NULL;
 #ifdef WITH_CONTENT_SCAN
 uschar *acl_not_smtp_mime      = NULL;
 #endif
 uschar *acl_not_smtp_start     = NULL;
-
+uschar *acl_removed_headers    = NULL;
 uschar *acl_smtp_auth          = NULL;
 uschar *acl_smtp_connect       = NULL;
 uschar *acl_smtp_data          = NULL;
 uschar *acl_smtp_auth          = NULL;
 uschar *acl_smtp_connect       = NULL;
 uschar *acl_smtp_data          = NULL;
+#ifndef DISABLE_PRDR
+uschar *acl_smtp_data_prdr     = NULL;
+#endif
 #ifndef DISABLE_DKIM
 uschar *acl_smtp_dkim          = NULL;
 #endif
 #ifndef DISABLE_DKIM
 uschar *acl_smtp_dkim          = NULL;
 #endif
@@ -229,6 +261,9 @@ uschar *acl_wherenames[]       = { US"RCPT",
                                    US"MIME",
                                    US"DKIM",
                                    US"DATA",
                                    US"MIME",
                                    US"DKIM",
                                    US"DATA",
+#ifndef DISABLE_PRDR
+                                   US"PRDR",
+#endif
                                    US"non-SMTP",
                                    US"AUTH",
                                    US"connection",
                                    US"non-SMTP",
                                    US"AUTH",
                                    US"connection",
@@ -240,7 +275,9 @@ uschar *acl_wherenames[]       = { US"RCPT",
                                    US"NOTQUIT",
                                    US"QUIT",
                                    US"STARTTLS",
                                    US"NOTQUIT",
                                    US"QUIT",
                                    US"STARTTLS",
-                                   US"VRFY"
+                                   US"VRFY",
+                                  US"delivery",
+                                  US"unknown"
                                  };
 
 uschar *acl_wherecodes[]       = { US"550",     /* RCPT */
                                  };
 
 uschar *acl_wherecodes[]       = { US"550",     /* RCPT */
@@ -249,6 +286,9 @@ uschar *acl_wherecodes[]       = { US"550",     /* RCPT */
                                    US"550",     /* MIME */
                                    US"550",     /* DKIM */
                                    US"550",     /* DATA */
                                    US"550",     /* MIME */
                                    US"550",     /* DKIM */
                                    US"550",     /* DATA */
+#ifndef DISABLE_PRDR
+                                   US"550",    /* RCPT PRDR */
+#endif
                                    US"0",       /* not SMTP; not relevant */
                                    US"503",     /* AUTH */
                                    US"550",     /* connect */
                                    US"0",       /* not SMTP; not relevant */
                                    US"503",     /* AUTH */
                                    US"550",     /* connect */
@@ -260,11 +300,14 @@ uschar *acl_wherecodes[]       = { US"550",     /* RCPT */
                                    US"0",       /* NOTQUIT; not relevant */
                                    US"0",       /* QUIT; not relevant */
                                    US"550",     /* STARTTLS */
                                    US"0",       /* NOTQUIT; not relevant */
                                    US"0",       /* QUIT; not relevant */
                                    US"550",     /* STARTTLS */
-                                   US"252"      /* VRFY */
+                                   US"252",     /* VRFY */
+                                  US"0",       /* delivery; not relevant */
+                                  US"0"        /* unknown; not relevant */
                                  };
 
 BOOL    active_local_from_check = FALSE;
 BOOL    active_local_sender_retain = FALSE;
                                  };
 
 BOOL    active_local_from_check = FALSE;
 BOOL    active_local_sender_retain = FALSE;
+int     body_8bitmime = 0;
 BOOL    accept_8bitmime        = TRUE; /* deliberately not RFC compliant */
 address_item  *addr_duplicate  = NULL;
 
 BOOL    accept_8bitmime        = TRUE; /* deliberately not RFC compliant */
 address_item  *addr_duplicate  = NULL;
 
@@ -302,7 +345,18 @@ address_item address_defaults = {
   NULL,                 /* shadow_message */
   #ifdef SUPPORT_TLS
   NULL,                 /* cipher */
   NULL,                 /* shadow_message */
   #ifdef SUPPORT_TLS
   NULL,                 /* cipher */
+  NULL,                        /* ourcert */
+  NULL,                        /* peercert */
   NULL,                 /* peerdn */
   NULL,                 /* peerdn */
+  OCSP_NOT_REQ,         /* ocsp */
+  #endif
+  NULL,                        /* authenticator */
+  NULL,                        /* auth_id */
+  NULL,                        /* auth_sndr */
+  #ifdef EXPERIMENTAL_DSN
+  NULL,                 /* dsn_orcpt */
+  0,                    /* dsn_flags */
+  0,                    /* dsn_aware */
   #endif
   (uid_t)(-1),          /* uid */
   (gid_t)(-1),          /* gid */
   #endif
   (uid_t)(-1),          /* uid */
   (gid_t)(-1),          /* gid */
@@ -342,6 +396,7 @@ 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;
 BOOL    allow_unqualified_recipient = TRUE;    /* For local messages */
 BOOL    allow_unqualified_sender = TRUE;       /* Reset for SMTP */
 BOOL    allow_utf8_domains     = FALSE;
+uschar *authenticated_fail_id  = NULL;
 uschar *authenticated_id       = NULL;
 uschar *authenticated_sender   = NULL;
 BOOL    authentication_failed  = FALSE;
 uschar *authenticated_id       = NULL;
 uschar *authenticated_sender   = NULL;
 BOOL    authentication_failed  = FALSE;
@@ -357,6 +412,7 @@ auth_instance auth_defaults    = {
     NULL,                      /* client_condition */
     NULL,                      /* public_name */
     NULL,                      /* set_id */
     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 */
     NULL,                      /* server_mail_auth_condition */
     NULL,                      /* server_debug_string */
     NULL,                      /* server_condition */
@@ -417,6 +473,9 @@ int     check_log_space        = 0;
 BOOL    check_rfc2047_length   = TRUE;
 int     check_spool_inodes     = 0;
 int     check_spool_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     clmacro_count          = 0;
 uschar *clmacros[MAX_CLMACROS];
 BOOL    config_changed         = FALSE;
 int     clmacro_count          = 0;
 uschar *clmacros[MAX_CLMACROS];
 BOOL    config_changed         = FALSE;
@@ -514,7 +573,7 @@ BOOL    deliver_drop_privilege = FALSE;
 BOOL    deliver_firsttime      = FALSE;
 BOOL    deliver_force          = FALSE;
 BOOL    deliver_freeze         = 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;
 uschar *deliver_home           = NULL;
 uschar *deliver_host           = NULL;
 uschar *deliver_host_address   = NULL;
@@ -557,6 +616,19 @@ uschar *dkim_verify_signers      = US"$dkim_signers";
 BOOL    dkim_collect_input       = FALSE;
 BOOL    dkim_disable_verify      = FALSE;
 #endif
 BOOL    dkim_collect_input       = FALSE;
 BOOL    dkim_disable_verify      = FALSE;
 #endif
+#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;
+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;
 
 uschar *dns_again_means_nonexist = NULL;
 int     dns_csa_search_limit   = 5;
@@ -564,7 +636,7 @@ BOOL    dns_csa_use_reverse    = TRUE;
 uschar *dns_ipv4_lookup        = NULL;
 int     dns_retrans            = 0;
 int     dns_retry              = 0;
 uschar *dns_ipv4_lookup        = NULL;
 int     dns_retrans            = 0;
 int     dns_retry              = 0;
-int     dns_use_dnssec         = -1; /* <0 = not coerced */
+int     dns_dnssec_ok          = -1; /* <0 = not coerced */
 int     dns_use_edns0          = -1; /* <0 = not coerced */
 uschar *dnslist_domain         = NULL;
 uschar *dnslist_matched        = NULL;
 int     dns_use_edns0          = -1; /* <0 = not coerced */
 uschar *dnslist_domain         = NULL;
 uschar *dnslist_matched        = NULL;
@@ -728,6 +800,7 @@ selectors was getting close to filling a 32-bit word. */
 /* Note that this list must be in alphabetical order. */
 
 bit_table log_options[]        = {
 /* Note that this list must be in alphabetical order. */
 
 bit_table log_options[]        = {
+  { US"8bitmime",                     LX_8bitmime },
   { US"acl_warn_skipped",             LX_acl_warn_skipped },
   { US"address_rewrite",              L_address_rewrite },
   { US"all",                          L_all },
   { US"acl_warn_skipped",             LX_acl_warn_skipped },
   { US"address_rewrite",              L_address_rewrite },
   { US"all",                          L_all },
@@ -746,6 +819,9 @@ bit_table log_options[]        = {
   { US"lost_incoming_connection",     L_lost_incoming_connection },
   { US"outgoing_port",                LX_outgoing_port },
   { US"pid",                          LX_pid },
   { 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 },
   { US"queue_run",                    L_queue_run },
   { US"queue_time",                   LX_queue_time },
   { US"queue_time_overall",           LX_queue_time_overall },
@@ -762,6 +838,7 @@ bit_table log_options[]        = {
   { US"smtp_confirmation",            LX_smtp_confirmation },
   { US"smtp_connection",              L_smtp_connection },
   { US"smtp_incomplete_transaction",  L_smtp_incomplete_transaction },
   { US"smtp_confirmation",            LX_smtp_confirmation },
   { US"smtp_connection",              L_smtp_connection },
   { US"smtp_incomplete_transaction",  L_smtp_incomplete_transaction },
+  { US"smtp_mailauth",                LX_smtp_mailauth },
   { US"smtp_no_mail",                 LX_smtp_no_mail },
   { US"smtp_protocol_error",          L_smtp_protocol_error },
   { US"smtp_syntax_error",            L_smtp_syntax_error },
   { US"smtp_no_mail",                 LX_smtp_no_mail },
   { US"smtp_protocol_error",          L_smtp_protocol_error },
   { US"smtp_syntax_error",            L_smtp_syntax_error },
@@ -781,6 +858,7 @@ BOOL    log_testing_mode       = FALSE;
 BOOL    log_timezone           = FALSE;
 unsigned int log_write_selector= L_default;
 uschar *login_sender_address   = NULL;
 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;
 
 int     lookup_open_max        = 25;
 uschar *lookup_value           = NULL;
 
@@ -862,6 +940,17 @@ uschar  process_info[PROCESS_INFO_SIZE];
 int     process_info_len       = 0;
 uschar *process_log_path       = NULL;
 BOOL    prod_requires_admin    = TRUE;
 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 *prvscheck_address      = NULL;
 uschar *prvscheck_keynum       = NULL;
 uschar *prvscheck_result       = NULL;
@@ -1040,6 +1129,9 @@ router_instance  router_defaults = {
     TRUE,                      /* verify_sender */
     FALSE,                     /* uid_set */
     FALSE,                     /* unseen */
     TRUE,                      /* verify_sender */
     FALSE,                     /* uid_set */
     FALSE,                     /* unseen */
+#ifdef EXPERIMENTAL_DSN
+    FALSE,                     /* dsn_lasthop */
+#endif
 
     self_freeze,               /* self_code */
     (uid_t)(-1),               /* uid */
 
     self_freeze,               /* self_code */
     (uid_t)(-1),               /* uid */
@@ -1051,6 +1143,8 @@ router_instance  router_defaults = {
     NULL                       /* redirect_router */
 };
 
     NULL                       /* redirect_router */
 };
 
+uschar *router_name            = NULL;
+
 ip_address_item *running_interfaces = NULL;
 BOOL    running_in_test_harness = FALSE;
 
 ip_address_item *running_interfaces = NULL;
 BOOL    running_in_test_harness = FALSE;
 
@@ -1230,6 +1324,17 @@ int     thismessage_size_limit = 0;
 int     timeout_frozen_after   = 0;
 BOOL    timestamps_utc         = FALSE;
 
 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 = {
 transport_instance  *transports = NULL;
 
 transport_instance  transport_defaults = {
@@ -1282,9 +1387,13 @@ 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 */
     FALSE,                    /* log_defer_output */
     TRUE_UNSET                /* retry_use_local_part: BOOL, but set neither
                                  1 nor 0 so can detect unset */
+#ifdef EXPERIMENTAL_TPDA
+   ,NULL                     /* tpda_delivery_action */
+#endif
 };
 
 int     transport_count;
 };
 
 int     transport_count;
+uschar *transport_name          = NULL;
 int     transport_newlines;
 uschar **transport_filter_argv  = NULL;
 int     transport_filter_timeout;
 int     transport_newlines;
 uschar **transport_filter_argv  = NULL;
 int     transport_filter_timeout;
@@ -1337,8 +1446,8 @@ uschar *warnmsg_recipients     = NULL;
 BOOL    write_rejectlog        = TRUE;
 
 uschar *version_copyright      =
 BOOL    write_rejectlog        = TRUE;
 
 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 - 2014\n"
+   "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2014";
 uschar *version_date           = US"?";
 uschar *version_cnumber        = US"????";
 uschar *version_string         = US"?";
 uschar *version_date           = US"?";
 uschar *version_cnumber        = US"????";
 uschar *version_string         = US"?";
Unnamed repository; edit this file 'description' to name the repository.