* 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
int active; /* fd/socket when in a TLS session */
int bits; /* bits used in TLS session */
BOOL certificate_verified; /* Client certificate verified */
+#ifdef EXPERIMENTAL_DANE
+ BOOL dane_verified; /* ... via DANE */
+ int tlsa_usage; /* TLSA record(s) usage */
+#endif
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_VFY_NOT_TRIED, /* response not verified */
+ OCSP_FAILED, /* verify failed */
+ 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_enable_pkcs11; /* Let GnuTLS autoload PKCS11 modules */
+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)
+#ifndef DISABLE_OCSP
extern uschar *tls_ocsp_file; /* OCSP stapling proof file */
#endif
extern BOOL tls_offered; /* Server offered TLS */
extern uschar *tls_verify_hosts; /* Mandatory client verification */
#endif
+#ifdef EXPERIMENTAL_DSN
+extern uschar *dsn_envid; /* DSN envid string */
+extern int dsn_ret; /* DSN ret type*/
+extern const pcre *regex_DSN; /* For recognizing DSN settings */
+extern BOOL smtp_use_dsn; /* Global for passed connections */
+extern uschar *dsn_advertise_hosts; /* host for which TLS is advertised */
+#endif
/* Input-reading functions for messages, so we can use special ones for
incoming TCP/IP. */
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
+#ifndef DISABLE_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
extern BOOL deliver_firsttime; /* True for first delivery attempt */
extern BOOL deliver_force; /* TRUE if delivery was forced */
extern BOOL deliver_freeze; /* TRUE if delivery is frozen */
-extern int deliver_frozen_at; /* Time of freezing */
+extern time_t deliver_frozen_at; /* Time of freezing */
extern uschar *deliver_home; /* Home directory for pipes */
extern uschar *deliver_host; /* (First) host for routed local deliveries */
/* Remote host for filter */
extern uschar *deliver_host_address; /* Address for remote delivery filter */
+extern int deliver_host_port; /* Address for remote delivery filter */
extern uschar *deliver_in_buffer; /* Buffer for copying file */
extern ino_t deliver_inode; /* Inode for appendfile */
extern uschar *deliver_localpart; /* The local part for delivery */
#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 int dns_csa_search_limit; /* How deep to search for CSA SRV records */
extern BOOL dns_csa_use_reverse; /* Check CSA in reverse DNS? (non-standard) */
extern uschar *dns_ipv4_lookup; /* For these domains, don't look for AAAA (or A6) */
+#ifdef EXPERIMENTAL_DANE
+extern int dns_dane_ok; /* Ok to use DANE when checking TLS authenticity */
+#endif
extern int dns_retrans; /* Retransmission time setting */
extern int dns_retry; /* Number of retries */
extern int dns_dnssec_ok; /* When constructing DNS query, set DO flag */
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
+#ifndef DISABLE_PRDR
extern BOOL prdr_enable; /* As it says */
extern BOOL prdr_requested; /* Connecting mail server wants PRDR */
#endif
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 */
#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 */
+extern uschar *tpda_event; /* event classification */
+extern uschar *tpda_data; /* event data */
+extern uschar *delivery_event_action; /* expansion for delivery events */
#endif
extern uschar *transport_name; /* Name of transport last started */