Added $max_received_linelength.
[users/heiko/exim.git] / src / src / globals.c
index 127af7607b0745f03de22eba1ebfe1380fa8a8b8..f12e8eb3459a109c18a975a8719fc374636c664c 100644 (file)
@@ -1,10 +1,10 @@
-/* $Cambridge: exim/src/src/globals.c,v 1.41 2005/11/14 16:09:54 ph10 Exp $ */
+/* $Cambridge: exim/src/src/globals.c,v 1.75 2007/06/22 14:38:58 ph10 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2005 */
+/* Copyright (c) University of Cambridge 1995 - 2007 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* All the global variables are defined together in this one module, so
@@ -32,12 +32,16 @@ static void dummy(int x) { dummy(x-1); }
 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)) },
   { "driver",        opt_stringptr | opt_public,
                  (void *)(offsetof(auth_instance, driver_name)) },
   { "public_name",   opt_stringptr | opt_public,
                  (void *)(offsetof(auth_instance, public_name)) },
   { "server_advertise_condition", opt_stringptr | opt_public,
                  (void *)(offsetof(auth_instance, advertise_condition))},
+  { "server_condition", opt_stringptr | opt_public,
+                 (void *)(offsetof(auth_instance, server_condition)) },
   { "server_debug_print", opt_stringptr | opt_public,
                  (void *)(offsetof(auth_instance, server_debug_string)) },
   { "server_mail_auth_condition", opt_stringptr | opt_public,
@@ -107,6 +111,9 @@ uschar *tls_on_connect_ports   = NULL;
 uschar *tls_peerdn             = NULL;
 
 #ifdef SUPPORT_TLS
+uschar *gnutls_require_mac     = NULL;
+uschar *gnutls_require_kx      = NULL;
+uschar *gnutls_require_proto   = NULL;
 const pcre *regex_STARTTLS     = NULL;
 uschar *tls_advertise_hosts    = NULL;    /* This is deliberate */
 uschar *tls_certificate        = NULL;
@@ -131,6 +138,7 @@ int (*receive_getc)(void)      = stdin_getc;
 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 */
 #endif
 
 
@@ -162,11 +170,13 @@ int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
 
 /* General global variables */
 
+header_line *acl_added_headers = NULL;
 tree_node *acl_anchor          = 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_smtp_auth          = NULL;
 uschar *acl_smtp_connect       = NULL;
 uschar *acl_smtp_data          = NULL;
@@ -184,9 +194,9 @@ uschar *acl_smtp_rcpt          = NULL;
 uschar *acl_smtp_starttls      = NULL;
 uschar *acl_smtp_vrfy          = NULL;
 BOOL    acl_temp_details       = FALSE;
-uschar *acl_var[ACL_C_MAX+ACL_M_MAX];
+tree_node *acl_var_c           = NULL;
+tree_node *acl_var_m           = NULL;
 uschar *acl_verify_message     = NULL;
-header_line *acl_warn_headers  = NULL;
 string_item *acl_warn_logged   = NULL;
 
 /* Names of SMTP places for use in ACL error messages, and corresponding SMTP
@@ -204,26 +214,28 @@ uschar *acl_wherenames[]       = { US"RCPT",
                                    US"EXPN",
                                    US"EHLO or HELO",
                                    US"MAILAUTH",
+                                   US"non-SMTP-start",
                                    US"QUIT",
                                    US"STARTTLS",
                                    US"VRFY"
                                  };
 
-int     acl_wherecodes[]       = { 550,     /* RCPT */
-                                   550,     /* MAIL */
-                                   550,     /* PREDATA */
-                                   550,     /* MIME */
-                                   550,     /* DATA */
-                                   0,       /* not SMTP; not relevant */
-                                   503,     /* AUTH */
-                                   550,     /* connect */
-                                   458,     /* ETRN */
-                                   550,     /* EXPN */
-                                   550,     /* HELO/EHLO */
-                                   0,       /* MAILAUTH; not relevant */
-                                   0,       /* QUIT; not relevant */
-                                   550,     /* STARTTLS */
-                                   252      /* VRFY */
+uschar *acl_wherecodes[]       = { US"550",     /* RCPT */
+                                   US"550",     /* MAIL */
+                                   US"550",     /* PREDATA */
+                                   US"550",     /* MIME */
+                                   US"550",     /* DATA */
+                                   US"0",       /* not SMTP; not relevant */
+                                   US"503",     /* AUTH */
+                                   US"550",     /* connect */
+                                   US"458",     /* ETRN */
+                                   US"550",     /* EXPN */
+                                   US"550",     /* HELO/EHLO */
+                                   US"0",       /* MAILAUTH; not relevant */
+                                   US"0",       /* not SMTP; not relevant */
+                                   US"0",       /* QUIT; not relevant */
+                                   US"550",     /* STARTTLS */
+                                   US"252"      /* VRFY */
                                  };
 
 BOOL    active_local_from_check = FALSE;
@@ -299,6 +311,7 @@ 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 */
@@ -316,10 +329,12 @@ auth_instance auth_defaults    = {
     NULL,                      /* private options block pointer */
     NULL,                      /* driver_name */
     NULL,                      /* advertise_condition */
+    NULL,                      /* client_condition */
     NULL,                      /* public_name */
     NULL,                      /* set_id */
     NULL,                      /* server_mail_auth_condition */
     NULL,                      /* server_debug_string */
+    NULL,                      /* server_condition */
     FALSE,                     /* client */
     FALSE,                     /* server */
     FALSE                      /* advertised */
@@ -327,6 +342,7 @@ auth_instance auth_defaults    = {
 
 uschar *auth_defer_msg         = US"reason not recorded";
 uschar *auth_defer_user_msg    = US"";
+uschar *auth_vars[AUTH_VARS];
 int     auto_thaw              = 0;
 #ifdef WITH_CONTENT_SCAN
 uschar *av_scanner             = US"sophie:/var/run/sophie";  /* AV scanner */
@@ -369,9 +385,10 @@ int     callout_cache_domain_negative_expire = 3*60*60;
 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_])?)+$";
+uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W_](?>[a-z0-9/-]*[^\\W_])?)+$";
 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;
 int     clmacro_count          = 0;
@@ -443,7 +460,12 @@ bit_table debug_options[]      = {
 int     debug_options_count    = sizeof(debug_options)/sizeof(bit_table);
 unsigned int debug_selector    = 0;
 int     delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
-uschar *delay_warning_condition= US"${if match{$h_precedence:}{(?i)bulk|list|junk}{no}{yes}}";
+uschar *delay_warning_condition=
+  US"${if or {"
+            "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
+            "{ 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;
@@ -481,6 +503,12 @@ int     demime_errorlevel      = 0;
 int     demime_ok              = 0;
 uschar *demime_reason          = NULL;
 #endif
+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;
 
 #ifdef EXPERIMENTAL_DOMAINKEYS
@@ -496,6 +524,7 @@ uschar *dns_ipv4_lookup        = NULL;
 int     dns_retrans            = 0;
 int     dns_retry              = 0;
 uschar *dnslist_domain         = NULL;
+uschar *dnslist_matched        = NULL;
 uschar *dnslist_text           = NULL;
 uschar *dnslist_value          = NULL;
 tree_node *domainlist_anchor   = NULL;
@@ -503,6 +532,7 @@ 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;
@@ -528,7 +558,10 @@ BOOL    extract_addresses_remove_arguments = TRUE;
 uschar *extra_local_interfaces = NULL;
 
 int     fake_response          = OK;
-uschar *fake_response_text     = US"Your message has been rejected but is being kept for evaluation.\nIf it was a legitimate message, it may still be delivered to the target recipient(s).";
+uschar *fake_response_text     = US"Your message has been rejected but is "
+                                   "being kept for evaluation.\nIf it was a "
+                                   "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];
@@ -542,6 +575,7 @@ uschar *found_extension        = NULL;
 #endif
 uid_t   fixed_never_users[]    = { FIXED_NEVER_USERS };
 uschar *freeze_tell            = NULL;
+uschar *freeze_tell_config     = NULL;
 uschar *fudged_queue_times     = US"";
 
 uschar *gecos_name             = NULL;
@@ -606,6 +640,7 @@ uschar *ignore_fromline_hosts  = NULL;
 uschar *interface_address      = NULL;
 int     interface_port         = -1;
 BOOL    is_inetd               = FALSE;
+uschar *iterate_item           = NULL;
 
 int     journal_fd             = -1;
 
@@ -645,6 +680,8 @@ top bit). They are never used in calls to log_write(), but are tested
 independently. This separation became necessary when the number of log
 selectors was getting close to filling a 32-bit word. */
 
+/* Note that this list must be in alphabetical order. */
+
 bit_table log_options[]        = {
   { US"acl_warn_skipped",             LX_acl_warn_skipped },
   { US"address_rewrite",              L_address_rewrite },
@@ -663,6 +700,7 @@ bit_table log_options[]        = {
   { US"incoming_port",                LX_incoming_port },
   { US"lost_incoming_connection",     L_lost_incoming_connection },
   { US"outgoing_port",                LX_outgoing_port },
+  { US"pid",                          LX_pid },
   { US"queue_run",                    L_queue_run },
   { US"queue_time",                   LX_queue_time },
   { US"queue_time_overall",           LX_queue_time_overall },
@@ -673,11 +711,13 @@ bit_table log_options[]        = {
   { US"retry_defer",                  L_retry_defer },
   { US"return_path_on_delivery",      LX_return_path_on_delivery },
   { US"sender_on_delivery",           LX_sender_on_delivery },
+  { US"sender_verify_fail",           LX_sender_verify_fail },
   { US"size_reject",                  L_size_reject },
   { US"skip_delivery",                L_skip_delivery },
   { US"smtp_confirmation",            LX_smtp_confirmation },
   { US"smtp_connection",              L_smtp_connection },
   { US"smtp_incomplete_transaction",  L_smtp_incomplete_transaction },
+  { 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"subject",                      LX_subject },
@@ -688,11 +728,12 @@ bit_table log_options[]        = {
 };
 
 int     log_options_count      = sizeof(log_options)/sizeof(bit_table);
-unsigned int log_write_selector= L_default;
+int     log_reject_target      = 0;
 uschar *log_selector_string    = NULL;
 FILE   *log_stderr             = NULL;
 BOOL    log_testing_mode       = FALSE;
 BOOL    log_timezone           = FALSE;
+unsigned int log_write_selector= L_default;
 uschar *login_sender_address   = NULL;
 int     lookup_open_max        = 25;
 uschar *lookup_value           = NULL;
@@ -702,6 +743,7 @@ uschar *mailstore_basename     = NULL;
 #ifdef WITH_CONTENT_SCAN
 uschar *malware_name           = NULL;  /* Virus Name */
 #endif
+int     max_received_linelength= 0;
 int     max_username_length    = 0;
 int     message_age            = 0;
 uschar *message_body           = NULL;
@@ -764,6 +806,7 @@ 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;
 uschar *pipelining_advertise_hosts = US"*";
 BOOL    preserve_message_logs  = FALSE;
 uschar *primary_hostname       = NULL;
@@ -857,6 +900,7 @@ const pcre *regex_From         = NULL;
 const pcre *regex_IGNOREQUOTA  = NULL;
 const pcre *regex_PIPELINING   = NULL;
 const pcre *regex_SIZE         = NULL;
+const pcre *regex_smtp_code    = NULL;
 const pcre *regex_ismsgid      = NULL;
 #ifdef WITH_CONTENT_SCAN
 uschar *regex_match_string     = NULL;
@@ -872,7 +916,7 @@ uschar *return_path            = NULL;
 BOOL    return_path_remove     = TRUE;
 int     rewrite_existflags     = 0;
 uschar *rfc1413_hosts          = US"*";
-int     rfc1413_query_timeout  = 30;
+int     rfc1413_query_timeout  = 5;
 /* BOOL    rfc821_domains         = FALSE;  <<< on the way out */
 uid_t   root_uid               = ROOT_UID;
 
@@ -1003,6 +1047,8 @@ 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;
 volatile  BOOL sigalrm_seen    = FALSE;
 uschar **sighup_argv           = NULL;
 int     smtp_accept_count      = 0;
@@ -1022,8 +1068,11 @@ uschar *smtp_banner            = US"$smtp_active_hostname ESMTP "
                              "\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;
+uschar  smtp_connection_had[SMTP_HBUFF_SIZE];
 int     smtp_connect_backlog   = 20;
 double  smtp_delay_mail        = 0.0;
 double  smtp_delay_rcpt        = 0.0;
@@ -1087,6 +1136,7 @@ uschar *srs_status             = NULL;
 BOOL    srs_usehash            = TRUE;
 BOOL    srs_usetimestamp       = TRUE;
 #endif
+BOOL    strict_acl_vars        = FALSE;
 int     string_datestamp_offset= -1;
 BOOL    strip_excess_angle_brackets = FALSE;
 BOOL    strip_trailing_dot     = FALSE;
@@ -1221,7 +1271,7 @@ uschar *warnmsg_delay          = NULL;
 uschar *warnmsg_recipients     = NULL;
 BOOL    write_rejectlog        = TRUE;
 
-uschar *version_copyright      = US"Copyright (c) University of Cambridge 2005";
+uschar *version_copyright      = US"Copyright (c) University of Cambridge 2006";
 uschar *version_date           = US"?";
 uschar *version_cnumber        = US"????";
 uschar *version_string         = US"?";