/* Copyright (c) University of Cambridge 1995 - 2018 */
/* See the file NOTICE for conditions of use and distribution. */
/* Copyright (c) University of Cambridge 1995 - 2018 */
/* See the file NOTICE for conditions of use and distribution. */
/* Almost all the global variables are defined together in this one header, so
that they are easy to find. However, those that are visible during the
/* Almost all the global variables are defined together in this one header, so
that they are easy to find. However, those that are visible during the
BOOL no_mbox_unspool :1; /* don't unlink files in /scan directory */
#endif
BOOL no_multiline_responses :1; /* For broken clients */
BOOL no_mbox_unspool :1; /* don't unlink files in /scan directory */
#endif
BOOL no_multiline_responses :1; /* For broken clients */
BOOL parse_allow_group :1; /* Allow group syntax */
BOOL parse_found_group :1; /* In the middle of a group */
BOOL parse_allow_group :1; /* Allow group syntax */
BOOL parse_found_group :1; /* In the middle of a group */
BOOL queue_2stage :1; /* Run queue in 2-stage manner */
BOOL queue_only_policy :1; /* ACL or local_scan wants queue_only */
BOOL queue_2stage :1; /* Run queue in 2-stage manner */
BOOL queue_only_policy :1; /* ACL or local_scan wants queue_only */
BOOL queue_run_local :1; /* Local deliveries only in queue run */
BOOL queue_running :1; /* TRUE for queue running process and */
BOOL queue_smtp :1; /* Disable all immediate SMTP (-odqs)*/
BOOL queue_run_local :1; /* Local deliveries only in queue run */
BOOL queue_running :1; /* TRUE for queue running process and */
BOOL queue_smtp :1; /* Disable all immediate SMTP (-odqs)*/
extern int clmacro_count; /* Number of command line macros */
extern uschar *clmacros[]; /* Copy of them, for re-exec */
extern BOOL commandline_checks_require_admin; /* belt and braces for insecure setups */
extern int clmacro_count; /* Number of command line macros */
extern uschar *clmacros[]; /* Copy of them, for re-exec */
extern BOOL commandline_checks_require_admin; /* belt and braces for insecure setups */
extern int connection_max_messages;/* Max down one SMTP connection */
extern FILE *config_file; /* Configuration file */
extern const uschar *config_filename; /* Configuration file name */
extern int connection_max_messages;/* Max down one SMTP connection */
extern FILE *config_file; /* Configuration file */
extern const uschar *config_filename; /* Configuration file name */
extern uschar *dkim_verify_hashes; /* Preference order for signatures */
extern uschar *dkim_verify_keytypes; /* Preference order for signatures */
extern uschar *dkim_verify_min_keysizes; /* list of minimum key sizes, keyed by algo */
extern uschar *dkim_verify_hashes; /* Preference order for signatures */
extern uschar *dkim_verify_keytypes; /* Preference order for signatures */
extern uschar *dkim_verify_min_keysizes; /* list of minimum key sizes, keyed by algo */
extern uschar *dkim_verify_overall; /* First successful domain verified, or null */
extern uschar *dkim_verify_signers; /* Colon-separated list of domains for each of which we call the DKIM ACL */
extern uschar *dkim_verify_status; /* result for this signature */
extern uschar *dkim_verify_overall; /* First successful domain verified, or null */
extern uschar *dkim_verify_signers; /* Colon-separated list of domains for each of which we call the DKIM ACL */
extern uschar *dkim_verify_status; /* result for this signature */
extern uschar *host_lookup_msg; /* Text for why it failed */
extern int host_number; /* For sharing spools */
extern uschar *host_number_string; /* For expanding */
extern uschar *host_lookup_msg; /* Text for why it failed */
extern int host_number; /* For sharing spools */
extern uschar *host_number_string; /* For expanding */
+#ifdef EXPERIMENTAL_XCLIENT
+extern uschar *hosts_xclient; /* Allow XCLIENT command for specified hosts */
+#endif
+extern tree_node *hostlist_anchor; /* Tree of defined host lists */
+extern int hostlist_count; /* Number defined */
+
extern int ignore_bounce_errors_after; /* Keep them for this time. */
extern BOOL ignore_fromline_local; /* Local SMTP ignore fromline */
extern int ignore_bounce_errors_after; /* Keep them for this time. */
extern BOOL ignore_fromline_local; /* Local SMTP ignore fromline */
extern const uschar *process_purpose; /* for debug output */
extern BOOL prod_requires_admin; /* TRUE if prodding requires admin */
extern const uschar *process_purpose; /* for debug output */
extern BOOL prod_requires_admin; /* TRUE if prodding requires admin */
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 int proxy_protocol_timeout; /* Timeout for proxy negotiation */
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 int proxy_protocol_timeout; /* Timeout for proxy negotiation */
#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 */
#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 const uschar *qualify_domain_recipient; /* Domain to qualify recipients with */
extern uschar *qualify_domain_sender; /* Domain to qualify senders with */
extern uschar *queue_domains; /* Queue these domains */
extern const uschar *qualify_domain_recipient; /* Domain to qualify recipients with */
extern uschar *qualify_domain_sender; /* Domain to qualify senders with */
extern uschar *queue_domains; /* Queue these domains */
extern uschar *uucp_from_sender; /* For building the sender */
extern uschar *warn_message_file; /* Template for warning messages */
extern uschar *uucp_from_sender; /* For building the sender */
extern uschar *warn_message_file; /* Template for warning messages */
-extern uschar *warnmsg_delay; /* String form of delay time */
-extern uschar *warnmsg_recipients; /* Recipients of warning message */
+extern const uschar *warnmsg_delay; /* String form of delay time */
+extern const uschar *warnmsg_recipients; /* Recipients of warning message */
extern BOOL write_rejectlog; /* Control of reject logging */
extern uschar *verify_mode; /* Running a router in verify mode */
extern BOOL write_rejectlog; /* Control of reject logging */
extern uschar *verify_mode; /* Running a router in verify mode */