* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2014 */
+/* Copyright (c) University of Cambridge 1995 - 2015 */
/* 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
+#ifdef LOOKUP_REDIS
extern uschar *redis_servers; /* List of servers and connect info */
#endif
extern uschar *gnutls_require_proto; /* So some can be avoided */
extern uschar *openssl_options; /* OpenSSL compatibility options */
extern const pcre *regex_STARTTLS; /* For recognizing STARTTLS settings */
-extern uschar *tls_advertise_hosts; /* host for which TLS is advertised */
extern uschar *tls_certificate; /* Certificate file */
extern uschar *tls_channelbinding_b64; /* string of base64 channel binding */
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 */
-#ifndef DISABLE_OCSP
+extern uschar *tls_eccurve; /* EC curve */
+# ifndef DISABLE_OCSP
extern uschar *tls_ocsp_file; /* OCSP stapling proof file */
-#endif
+# 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_verify_certificates;/* Path for certificates to check */
extern uschar *tls_verify_hosts; /* Mandatory client verification */
#endif
+extern uschar *tls_advertise_hosts; /* host for which TLS is advertised */
extern uschar *dsn_envid; /* DSN envid string */
extern int dsn_ret; /* DSN ret type*/
the size of this vector set explicitly, because it is referenced from more than
one module. */
-extern uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT];
+extern const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT];
/* General global variables */
extern uschar *bounce_sender_authentication; /* AUTH address for bounces */
extern int bsmtp_transaction_linecount; /* Start of last transaction */
+extern uschar *callout_address; /* Address used for a malware/spamd/verify etc. callout */
extern int callout_cache_domain_positive_expire; /* Time for positive domain callout cache records to expire */
extern int callout_cache_domain_negative_expire; /* Time for negative domain callout cache records to expire */
extern int callout_cache_positive_expire; /* Time for positive callout cache records to expire */
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 */
+
+typedef struct {
+ BOOL delivery; /* When to attempt */
+ int fd; /* Open connection */
+ int nrcpt; /* Count of addresses */
+ uschar * interface; /* (address of) */
+ host_item host; /* Host used */
+ address_item addr; /* (Chain of) addresses */
+} cut_t;
+extern cut_t cutthrough; /* Deliver-concurrently */
extern BOOL daemon_listen; /* True if listening required */
extern uschar *daemon_smtp_port; /* Can be a list of ports */
extern BOOL debug_daemon; /* Debug the daemon process only */
extern int debug_fd; /* The fd for debug_file */
extern FILE *debug_file; /* Where to write debugging info */
+extern int debug_notall[]; /* Debug options excluded from +all */
extern bit_table debug_options[]; /* Table of debug options */
extern int debug_options_count; /* Size of table */
extern int delay_warning[]; /* Times between warnings */
extern uschar *deliver_address_data; /* Arbitrary data for an address */
extern int deliver_datafile; /* FD for data part of message */
-extern uschar *deliver_domain; /* The local domain for delivery */
+extern const uschar *deliver_domain; /* The local domain for delivery */
extern uschar *deliver_domain_data; /* From domain lookup */
-extern uschar *deliver_domain_orig; /* The original local domain for delivery */
-extern uschar *deliver_domain_parent; /* The parent domain for delivery */
+extern const uschar *deliver_domain_orig; /* The original local domain for delivery */
+extern const uschar *deliver_domain_parent; /* The parent domain for delivery */
extern BOOL deliver_drop_privilege; /* TRUE for unprivileged delivery */
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 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 */
+extern const uschar *deliver_host; /* (First) host for routed local deliveries */
/* Remote host for filter */
-extern uschar *deliver_host_address; /* Address for remote delivery filter */
+extern const 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 BOOL disable_logging; /* Disables log writing when TRUE */
#ifndef DISABLE_DKIM
+extern BOOL dkim_collect_input; /* Runtime flag that tracks wether SMTP input is fed to DKIM validation */
extern uschar *dkim_cur_signer; /* Expansion variable, holds the current "signer" domain or identity during a acl_smtp_dkim run */
+extern BOOL dkim_disable_verify; /* Set via ACL control statement. When set, DKIM verification is disabled for the current message */
+extern int dkim_key_length; /* Expansion variable, length of signing key in bits */
extern uschar *dkim_signers; /* Expansion variable, holds colon-separated list of domains and identities that have signed a message */
extern uschar *dkim_signing_domain; /* Expansion variable, domain used for signing a message. */
extern uschar *dkim_signing_selector; /* Expansion variable, selector used for signing a message. */
extern uschar *dkim_verify_signers; /* Colon-separated list of domains for each of which we call the DKIM ACL */
-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 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 *dns_trust_aa; /* DNSSEC trust AA as AD */
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 *errors_reply_to; /* Reply-to for error messages */
extern int errors_sender_rc; /* Return after message to sender*/
-#ifdef EXPERIMENTAL_EVENT
+#ifndef DISABLE_EVENT
extern uschar *event_action; /* expansion for delivery events */
extern uschar *event_data; /* event data */
extern int event_defer_errno; /* error number set when a remote delivery is deferred with a host error */
-extern uschar *event_name; /* event classification */
+extern const uschar *event_name; /* event classification */
#endif
extern gid_t exim_gid; /* To be used with exim_uid */
extern tree_node *localpartlist_anchor;/* Tree of defined localpart lists */
extern int localpartlist_count; /* Number defined */
extern uschar *log_buffer; /* For constructing log entries */
-extern unsigned int log_extra_selector;/* Bit map of logging options other than used by log_write() */
+extern int log_default[]; /* Initialization list for log_selector */
extern uschar *log_file_path; /* If unset, use default */
+extern int log_notall[]; /* Log options excluded from +all */
extern bit_table log_options[]; /* Table of options */
extern int log_options_count; /* Size of table */
extern int log_reject_target; /* Target log for ACL rejections */
+extern unsigned int log_selector[]; /* Bit map of logging options */
extern uschar *log_selector_string; /* As supplied in the config */
extern FILE *log_stderr; /* Copy of stderr for log use, or NULL */
extern BOOL log_testing_mode; /* TRUE in various testing modes */
extern BOOL log_timezone; /* TRUE to include the timezone in log lines */
-extern unsigned int log_write_selector;/* Bit map of logging options for log_write() */
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 BOOL message_logs; /* TRUE to write message logs */
extern int message_size; /* Size of message */
extern uschar *message_size_limit; /* As it says */
+#ifdef SUPPORT_I18N
+extern BOOL message_smtputf8; /* Internationalized mail handling */
+extern int message_utf8_downconvert; /* convert from utf8 */
+const extern pcre *regex_UTF8; /* For recognizing SMTPUTF8 settings */
+#endif
extern uschar message_subdir[]; /* Subdirectory for messages */
extern uschar *message_reference; /* Reference for error messages */
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 */
+#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
+extern uschar *hosts_proxy; /* Hostlist which (require) use proxy protocol */
+extern uschar *proxy_external_address; /* IP of remote interface of proxy */
+extern int proxy_external_port; /* Port on remote interface of proxy */
+extern uschar *proxy_local_address; /* IP of local interface of proxy */
+extern int proxy_local_port; /* Port on local interface of proxy */
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 uschar *qualify_domain_recipient; /* Domain to qualify recipients with */
+extern const uschar *qualify_domain_recipient; /* Domain to qualify recipients with */
extern uschar *qualify_domain_sender; /* Domain to qualify senders with */
extern BOOL queue_2stage; /* Run queue in 2-stage manner */
extern uschar *queue_domains; /* Queue these domains */
extern const pcre *regex_IGNOREQUOTA; /* For recognizing IGNOREQUOTA (LMTP) */
extern const pcre *regex_PIPELINING; /* For recognizing PIPELINING */
extern const pcre *regex_SIZE; /* For recognizing SIZE settings */
-extern const pcre *regex_smtp_code; /* For recognizing SMTP codes */
extern const pcre *regex_ismsgid; /* Compiled r.e. for message it */
+extern const pcre *regex_smtp_code; /* For recognizing SMTP codes */
+extern uschar *regex_vars[]; /* $regexN variables */
#ifdef WHITELIST_D_MACROS
extern const pcre *regex_whitelisted_macro; /* For -D macro values */
#endif
extern uschar *sender_data; /* lookup result for senders */
extern unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for sender domain */
extern uschar *sender_fullhost; /* Sender host name + address */
+extern BOOL sender_helo_dnssec; /* True if HELO verify used DNS and was DNSSEC */
extern uschar *sender_helo_name; /* Host name from HELO/EHLO */
extern uschar **sender_host_aliases; /* Points to list of alias names */
extern unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for incoming host */
extern int sending_port; /* Port of outgoing interface */
extern SIGNAL_BOOL sigalrm_seen; /* Flag for sigalrm_handler */
extern uschar **sighup_argv; /* Args for re-execing after SIGHUP */
+extern int slow_lookup_log; /* Log DNS lookups taking loger than N millisecs */
extern int smtp_accept_count; /* Count of connections */
extern BOOL smtp_accept_keepalive; /* Set keepalive on incoming */
extern int smtp_accept_max; /* Max SMTP connections */
extern int smtp_rlr_threshold; /* Threshold for RCPT rate limit */
extern BOOL smtp_use_pipelining; /* Global for passed connections */
extern BOOL smtp_use_size; /* Global for passed connections */
+#ifdef SUPPORT_I18N
+extern uschar *smtputf8_advertise_hosts; /* ingress control */
+#endif
#ifdef WITH_CONTENT_SCAN
extern uschar *spamd_address; /* address for the spamassassin daemon */
extern uschar *spam_bar; /* the spam "bar" (textual representation of spam_score) */
extern uschar *spam_report; /* the spamd report (multiline) */
+extern uschar *spam_action; /* the spamd recommended-action */
extern uschar *spam_score; /* the spam score (float) */
extern uschar *spam_score_int; /* spam_score * 10 (int) */
#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 */
+extern const uschar **transport_filter_argv; /* For on-the-fly filtering */
extern int transport_filter_timeout; /* Timeout for same */
extern BOOL transport_filter_timed_out; /* True if it did */