* 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. */
/* Almost all the global variables are defined together in this one header, so
extern uschar *pgsql_servers; /* List of servers and connect info */
#endif
+#ifdef EXPERIMENTAL_REDIS
+extern uschar *redis_servers; /* List of servers and connect info */
+#endif
+
#ifdef LOOKUP_SQLITE
extern int sqlite_lock_timeout; /* Internal lock waiting timeout */
#endif
cluttered in several places (e.g. during logging) if we can always refer to
them. Also, the tls_ variables are now always visible. */
-extern int tls_active; /* fd/socket when in a TLS session */
-extern int tls_bits; /* bits used in TLS session */
-extern BOOL tls_certificate_verified; /* Client certificate verified */
-extern uschar *tls_cipher; /* Cipher used */
-extern BOOL tls_on_connect; /* For older MTAs that don't STARTTLS */
-extern uschar *tls_on_connect_ports; /* Ports always tls-on-connect */
-extern uschar *tls_peerdn; /* DN from peer */
+typedef struct {
+ int active; /* fd/socket when in a TLS session */
+ int bits; /* bits used in TLS session */
+ BOOL certificate_verified; /* Client certificate verified */
+ uschar *cipher; /* Cipher used */
+ BOOL on_connect; /* For older MTAs that don't STARTTLS */
+ uschar *on_connect_ports; /* Ports always tls-on-connect */
+ void *ourcert; /* Certificate we presented, binary */
+ void *peercert; /* Certificate of peer, binary */
+ uschar *peerdn; /* DN from peer */
+ uschar *sni; /* Server Name Indication */
+ enum {
+ OCSP_NOT_REQ=0, /* not requested */
+ OCSP_NOT_RESP, /* no response to request */
+ OCSP_NOT_VFY, /* response not verified */
+ OCSP_VFIED /* verified */
+ } ocsp; /* Stapled OCSP status */
+} tls_support;
+extern tls_support tls_in;
+extern tls_support tls_out;
#ifdef SUPPORT_TLS
extern BOOL gnutls_compat_mode; /* Less security, more compatibility */
+extern BOOL gnutls_allow_auto_pkcs11; /* Let GnuTLS autoload PKCS11 modules */
extern uschar *gnutls_require_mac; /* So some can be avoided */
extern uschar *gnutls_require_kx; /* So some can be avoided */
extern uschar *gnutls_require_proto; /* So some can be avoided */
extern uschar *tls_crl; /* CRL File */
extern int tls_dh_max_bits; /* don't accept higher lib suggestions */
extern uschar *tls_dhparam; /* DH param file */
-#if defined(EXPERIMENTAL_OCSP) && !defined(USE_GNUTLS)
+#if defined(EXPERIMENTAL_OCSP)
extern uschar *tls_ocsp_file; /* OCSP stapling proof file */
#endif
extern BOOL tls_offered; /* Server offered TLS */
extern uschar *tls_privatekey; /* Private key file */
extern BOOL tls_remember_esmtp; /* For YAEB */
extern uschar *tls_require_ciphers; /* So some can be avoided */
-extern uschar *tls_sni; /* Server Name Indication */
extern uschar *tls_try_verify_hosts; /* Optional client verification */
extern uschar *tls_verify_certificates;/* Path for certificates to check */
extern uschar *tls_verify_hosts; /* Mandatory client verification */
/* General global variables */
extern BOOL accept_8bitmime; /* Allow *BITMIME incoming */
+extern int body_8bitmime; /* sender declared BODY= ; 7=7BIT, 8=8BITMIME */
extern header_line *acl_added_headers; /* Headers added by an ACL */
extern tree_node *acl_anchor; /* Tree of named ACLs */
+extern uschar *acl_arg[9]; /* Argument to ACL call */
+extern int acl_narg; /* Number of arguments to ACL call */
extern uschar *acl_not_smtp; /* ACL run for non-SMTP messages */
#ifdef WITH_CONTENT_SCAN
extern uschar *acl_not_smtp_mime; /* For MIME parts of ditto */
#endif
extern uschar *acl_not_smtp_start; /* ACL run at the beginning of a non-SMTP session */
+extern uschar *acl_removed_headers; /* Headers deleted by an ACL */
extern uschar *acl_smtp_auth; /* ACL run for AUTH */
extern uschar *acl_smtp_connect; /* ACL run on SMTP connection */
extern uschar *acl_smtp_data; /* ACL run after DATA received */
+#ifdef EXPERIMENTAL_PRDR
+extern uschar *acl_smtp_data_prdr; /* ACL run after DATA received if in PRDR mode*/
+const extern pcre *regex_PRDR; /* For recognizing PRDR settings */
+#endif
#ifndef DISABLE_DKIM
extern uschar *acl_smtp_dkim; /* ACL run for DKIM signatures / domains */
#endif
extern BOOL allow_unqualified_recipient; /* As it says */
extern BOOL allow_unqualified_sender; /* Ditto */
extern BOOL allow_utf8_domains; /* For experimenting */
+extern uschar *authenticated_fail_id; /* ID that failed authentication */
extern uschar *authenticated_id; /* ID that was authenticated */
extern uschar *authenticated_sender; /* From AUTH on MAIL */
extern BOOL authentication_failed; /* TRUE if AUTH was tried and failed */
extern BOOL check_rfc2047_length; /* Check RFC 2047 encoded string length */
extern int check_spool_inodes; /* Minimum for message acceptance */
extern int check_spool_space; /* Minimum for message acceptance */
+extern uschar *client_authenticator; /* Authenticator name used for smtp delivery */
+extern uschar *client_authenticated_id; /* "login" name used for SMTP AUTH */
+extern uschar *client_authenticated_sender; /* AUTH option to SMTP MAIL FROM (not yet used) */
extern int clmacro_count; /* Number of command line macros */
extern uschar *clmacros[]; /* Copy of them, for re-exec */
extern int connection_max_messages;/* Max down one SMTP connection */
extern uschar *continue_transport; /* Transport for continued delivery */
extern uschar *csa_status; /* Client SMTP Authorization result */
+extern BOOL cutthrough_delivery; /* Deliver in foreground */
+extern int cutthrough_fd; /* Connection for ditto */
extern BOOL daemon_listen; /* True if listening required */
extern uschar *daemon_smtp_port; /* Can be a list of ports */
extern BOOL dkim_collect_input; /* Runtime flag that tracks wether SMTP input is fed to DKIM validation */
extern BOOL dkim_disable_verify; /* Set via ACL control statement. When set, DKIM verification is disabled for the current message */
#endif
+#ifdef EXPERIMENTAL_DMARC
+extern BOOL dmarc_has_been_checked; /* Global variable to check if test has been called yet */
+extern uschar *dmarc_ar_header; /* Expansion variable, suggested header for dmarc auth results */
+extern uschar *dmarc_domain_policy; /* Expansion for declared policy of used domain */
+extern uschar *dmarc_forensic_sender; /* Set sender address for forensic reports */
+extern uschar *dmarc_history_file; /* Expansion variable, file to store dmarc results */
+extern uschar *dmarc_status; /* Expansion variable, one word value */
+extern uschar *dmarc_status_text; /* Expansion variable, human readable value */
+extern uschar *dmarc_tld_file; /* Mozilla TLDs text file */
+extern uschar *dmarc_used_domain; /* Expansion variable, domain libopendmarc chose for DMARC policy lookup */
+extern BOOL dmarc_disable_verify; /* Set via ACL control statement. When set, DMARC verification is disabled for the current message */
+extern BOOL dmarc_enable_forensic; /* Set via ACL control statement. When set, DMARC forensic reports are enabled for the current message */
+#endif
extern uschar *dns_again_means_nonexist; /* Domains that are badly set up */
extern int dns_csa_search_limit; /* How deep to search for CSA SRV records */
extern uschar *dns_ipv4_lookup; /* For these domains, don't look for AAAA (or A6) */
extern int dns_retrans; /* Retransmission time setting */
extern int dns_retry; /* Number of retries */
-extern int dns_use_dnssec; /* When constructing DNS query, set DO flag */
+extern int dns_dnssec_ok; /* When constructing DNS query, set DO flag */
extern int dns_use_edns0; /* Coerce EDNS0 support on/off in resolver. */
extern uschar *dnslist_domain; /* DNS (black) list domain */
extern uschar *dnslist_matched; /* DNS (black) list matched key */
extern uschar *login_sender_address; /* The actual sender address */
extern lookup_info **lookup_list; /* Array of pointers to available lookups */
extern int lookup_list_count; /* Number of entries in the list */
+extern uschar *lookup_dnssec_authenticated; /* AD status of dns lookup */
extern int lookup_open_max; /* Max lookup files to cache */
extern uschar *lookup_value; /* Value looked up from file */
extern uschar *pid_file_path; /* For writing daemon pids */
extern uschar *pipelining_advertise_hosts; /* As it says */
extern BOOL pipelining_enable; /* As it says */
+#ifdef EXPERIMENTAL_PRDR
+extern BOOL prdr_enable; /* As it says */
+extern BOOL prdr_requested; /* Connecting mail server wants PRDR */
+#endif
extern BOOL preserve_message_logs; /* Save msglog files */
extern uschar *primary_hostname; /* Primary name of this computer */
extern BOOL print_topbitchars; /* Topbit chars are printing chars */
extern int process_info_len;
extern uschar *process_log_path; /* Alternate path */
extern BOOL prod_requires_admin; /* TRUE if prodding requires admin */
+
+#ifdef EXPERIMENTAL_PROXY
+extern uschar *proxy_host_address; /* IP of host being proxied */
+extern int proxy_host_port; /* Port of host being proxied */
+extern uschar *proxy_required_hosts; /* Hostlist which (require) use proxy protocol */
+extern BOOL proxy_session; /* TRUE if receiving mail from valid proxy */
+extern BOOL proxy_session_failed; /* TRUE if required proxy negotiation failed */
+extern uschar *proxy_target_address; /* IP of proxy server inbound */
+extern int proxy_target_port; /* Port of proxy server inbound */
+#endif
+
extern uschar *prvscheck_address; /* Set during prvscheck expansion item */
extern uschar *prvscheck_keynum; /* Set during prvscheck expansion item */
extern uschar *prvscheck_result; /* Set during prvscheck expansion item */
extern router_info routers_available[];/* Vector of available routers */
extern router_instance *routers; /* Chain of instantiated routers */
extern router_instance router_defaults;/* Default values */
+extern uschar *router_name; /* Name of router last started */
extern BOOL running_in_test_harness; /*TRUE when running_status is patched */
extern ip_address_item *running_interfaces; /* Host's running interfaces */
extern uschar *running_status; /* Flag string for testing */
extern BOOL submission_mode; /* Can be forced from ACL */
extern uschar *submission_name; /* User name set from ACL */
extern BOOL suppress_local_fixups; /* Can be forced from ACL */
+extern BOOL suppress_local_fixups_default; /* former is reset to this; override with -G */
extern BOOL synchronous_delivery; /* TRUE if -odi is set */
extern BOOL syslog_duplication; /* FALSE => no duplicate logging */
extern int syslog_facility; /* As defined by Syslog.h */
extern int thismessage_size_limit; /* Limit for this message */
extern int timeout_frozen_after; /* Max time to keep frozen messages */
extern BOOL timestamps_utc; /* Use UTC for all times */
+
+#ifdef EXPERIMENTAL_TPDA
+extern int tpda_defer_errno; /* error number set when a remote delivery is deferred with a host error */
+extern uschar *tpda_defer_errstr; /* error string set when a remote delivery is deferred with a host error */
+extern uschar *tpda_delivery_ip; /* IP of host, which has accepted delivery */
+extern int tpda_delivery_port; /* port of host, which has accepted delivery */
+extern uschar *tpda_delivery_fqdn; /* FQDN of host, which has accepted delivery */
+extern uschar *tpda_delivery_local_part;/* local part of address being delivered */
+extern uschar *tpda_delivery_domain; /* domain part of address being delivered */
+extern uschar *tpda_delivery_confirmation; /* SMTP confirmation message */
+#endif
+
+extern uschar *transport_name; /* Name of transport last started */
extern int transport_count; /* Count of bytes transported */
extern int transport_newlines; /* Accurate count of number of newline chars transported */
extern uschar **transport_filter_argv; /* For on-the-fly filtering */
git://git.exim.org / exim.git / blobdiff