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(1) Checking for invalid "control=" modifiers was not working (for example,
[exim.git] / src / src / globals.h
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35edf2ff 1/* $Cambridge: exim/src/src/globals.h,v 1.2 2004/10/18 09:16:57 ph10 Exp $ */
059ec3d9
PH		 2
3/*************************************************
4* Exim - an Internet mail transport agent *
5*************************************************/
6
7/* Copyright (c) University of Cambridge 1995 - 2004 */
8/* See the file NOTICE for conditions of use and distribution. */
9
10/* Almost all the global variables are defined together in this one header, so
11that they are easy to find. However, those that are visible during the
12compilation of the local_scan() function are defined separately in the
13local_scan.h header file. */
14
15/* First put any specials that are required for some operating systems. */
16
17#ifdef NEED_H_ERRNO
18extern int h_errno;
19#endif
20
21/* Now things that are present only when configured. */
22
23#ifdef EXIM_PERL
24extern uschar *opt_perl_startup; /* Startup code for Perl interpreter */
25extern BOOL opt_perl_at_start; /* Start Perl interpreter at start */
26extern BOOL opt_perl_started; /* Set once interpreter started */
27#endif
28
29#ifdef LOOKUP_IBASE
30extern uschar *ibase_servers;
31#endif
32
33#ifdef LOOKUP_LDAP
34extern uschar *eldap_default_servers; /* List of default servers */
35extern int eldap_version; /* LDAP version */
36#endif
37
38#ifdef LOOKUP_MYSQL
39extern uschar *mysql_servers; /* List of servers and connect info */
40#endif
41
42#ifdef LOOKUP_ORACLE
43extern uschar *oracle_servers; /* List of servers and connect info */
44#endif
45
46#ifdef LOOKUP_PGSQL
47extern uschar *pgsql_servers; /* List of servers and connect info */
48#endif
49
50#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
51extern BOOL move_frozen_messages; /* Get them out of the normal directory */
52#endif
53
54/* These variables are outside the #ifdef because it keeps the code less
55cluttered in several places (e.g. during logging) if we can always refer to
56them. Also, the tls_ variables are now always visible. */
57
58extern int tls_active; /* fd/socket when in a TLS session */
59extern BOOL tls_certificate_verified; /* Client certificate verified */
60extern uschar *tls_cipher; /* Cipher used */
61extern BOOL tls_on_connect; /* For older MTAs that don't STARTTLS */
62extern uschar *tls_on_connect_ports; /* Ports always tls-on-connect */
63extern uschar *tls_peerdn; /* DN from peer */
64
65#ifdef SUPPORT_TLS
66extern const pcre *regex_STARTTLS; /* For recognizing STARTTLS settings */
67extern uschar *tls_advertise_hosts; /* host for which TLS is advertised */
68extern uschar *tls_certificate; /* Certificate file */
69extern uschar *tls_crl; /* CRL File */
70extern uschar *tls_dhparam; /* DH param file */
71extern BOOL tls_offered; /* Server offered TLS */
72extern uschar *tls_privatekey; /* Private key file */
73extern BOOL tls_remember_esmtp; /* For YAEB */
74extern uschar *tls_require_ciphers; /* So some can be avoided */
75extern uschar *tls_try_verify_hosts; /* Optional client verification */
76extern uschar *tls_verify_certificates;/* Path for certificates to check */
77extern uschar *tls_verify_hosts; /* Mandatory client verification */
78#endif
79
80
81/* Input-reading functions for messages, so we can use special ones for
82incoming TCP/IP. */
83
84extern int (*receive_getc)(void);
85extern int (*receive_ungetc)(int);
86extern int (*receive_feof)(void);
87extern int (*receive_ferror)(void);
88
89
90/* For clearing, saving, restoring address expansion variables. We have to have
91the size of this vector set explicitly, because it is referenced from more than
92one module. */
93
94extern uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT];
95
96/* General global variables */
97
98extern BOOL accept_8bitmime; /* Allow *BITMIME incoming */
99extern tree_node *acl_anchor; /* Tree of named ACLs */
100extern uschar *acl_not_smtp; /* ACL run for non-SMTP messages */
101extern uschar *acl_smtp_auth; /* ACL run for AUTH */
102extern uschar *acl_smtp_connect; /* ACL run on SMTP connection */
103extern uschar *acl_smtp_data; /* ACL run after DATA received */
104extern uschar *acl_smtp_etrn; /* ACL run for ETRN */
105extern uschar *acl_smtp_expn; /* ACL run for EXPN */
106extern uschar *acl_smtp_helo; /* ACL run for HELO/EHLO */
107extern uschar *acl_smtp_mail; /* ACL run for MAIL */
108extern uschar *acl_smtp_mailauth; /* ACL run for MAIL AUTH */
109extern uschar *acl_smtp_predata; /* ACL run for DATA command */
110extern uschar *acl_smtp_quit; /* ACL run for QUIT */
111extern uschar *acl_smtp_rcpt; /* ACL run for RCPT */
112extern uschar *acl_smtp_starttls; /* ACL run for STARTTLS */
113extern uschar *acl_smtp_vrfy; /* ACL run for VRFY */
114extern BOOL acl_temp_details; /* TRUE to give details for 4xx error */
115extern uschar *acl_var[ACL_C_MAX+ACL_M_MAX]; /* User variables */
116extern uschar *acl_verify_message; /* User message for verify failure */
117extern header_line *acl_warn_headers; /* Warning headers added by ACL */
118extern string_item *acl_warn_logged; /* Logged lines */
119extern int acl_wherecodes[]; /* Response codes for ACL fails */
120extern uschar *acl_wherenames[]; /* Names for messages */
121extern address_item *addr_duplicate; /* Duplicate address list */
122extern address_item address_defaults; /* Default data for address item */
123extern uschar *address_file; /* Name of file when delivering to one */
124extern uschar *address_pipe; /* Pipe command when delivering to one */
125extern BOOL address_test_mode; /* True for -bt */
126extern tree_node *addresslist_anchor; /* Tree of defined address lists */
127extern int addresslist_count; /* Number defined */
128extern gid_t *admin_groups; /* List of admin groups */
129extern BOOL admin_user; /* True if caller can do admin */
130extern BOOL allow_domain_literals; /* As it says */
131extern BOOL allow_mx_to_ip; /* Allow MX records to -> ip address */
132extern BOOL allow_unqualified_recipient; /* As it says */
133extern BOOL allow_unqualified_sender; /* Ditto */
134extern BOOL allow_utf8_domains; /* For experimenting */
135extern uschar *authenticated_id; /* ID that was authenticated */
136extern uschar *authenticated_sender; /* From AUTH on MAIL */
137extern BOOL authentication_failed; /* TRUE if AUTH was tried and failed */
138extern uschar *auth_advertise_hosts; /* Only advertise to these */
139extern auth_info auths_available[]; /* Vector of available auth mechanisms */
140extern auth_instance *auths; /* Chain of instantiated auths */
141extern auth_instance auth_defaults; /* Default values */
142extern uschar *auth_defer_msg; /* Error message for log */
143extern uschar *auth_defer_user_msg; /* Error message for user */
144extern int auto_thaw; /* Auto-thaw interval */
145
146extern BOOL background_daemon; /* Set FALSE to keep in foreground */
147extern uschar *base62_chars; /* Table of base-62 characters */
148extern uschar *bi_command; /* Command for -bi option */
149extern uschar *big_buffer; /* Used for various temp things */
150extern int big_buffer_size; /* Current size (can expand) */
151extern int body_linecount; /* Line count in body */
152extern int body_zerocount; /* Binary zero count in body */
153extern uschar *bounce_message_file; /* Template file */
154extern uschar *bounce_message_text; /* One-liner */
155extern uschar *bounce_recipient; /* When writing an errmsg */
156extern BOOL bounce_return_body; /* Include body in returned message */
157extern BOOL bounce_return_message; /* Include message in bounce */
158extern int bounce_return_size_limit; /* Max amount to return */
159extern uschar *bounce_sender_authentication; /* AUTH address for bounces */
160extern int bsmtp_transaction_linecount; /* Start of last transaction */
161
162extern int callout_cache_domain_positive_expire; /* Time for positive domain callout cache records to expire */
163extern int callout_cache_domain_negative_expire; /* Time for negative domain callout cache records to expire */
164extern int callout_cache_positive_expire; /* Time for positive callout cache records to expire */
165extern int callout_cache_negative_expire; /* Time for negative callout cache records to expire */
166extern uschar *callout_random_local_part; /* Local part to be used to check if server called will accept any local part */
167extern uschar *check_dns_names_pattern;/* Regex for syntax check */
168extern int check_log_inodes; /* Minimum for message acceptance */
169extern int check_log_space; /* Minimum for message acceptance */
170extern int check_spool_inodes; /* Minimum for message acceptance */
171extern int check_spool_space; /* Minimum for message acceptance */
172extern int clmacro_count; /* Number of command line macros */
173extern uschar *clmacros[]; /* Copy of them, for re-exec */
174extern int connection_max_messages;/* Max down one SMTP connection */
175extern BOOL config_changed; /* True if -C used */
176extern FILE *config_file; /* Configuration file */
177extern uschar *config_filename; /* Configuration file name */
35edf2ff
PH		 178#ifdef CONFIGURE_GROUP
179extern gid_t config_gid; /* Additional group owner */
180#endif
059ec3d9
PH		 181extern int config_lineno; /* Line number */
182extern uschar *config_main_filelist; /* List of possible config files */
183extern uschar *config_main_filename; /* File name actually used */
184#ifdef CONFIGURE_OWNER
185extern uid_t config_uid; /* Additional owner */
186#endif
187extern uschar *continue_hostname; /* Host for continued delivery */
188extern uschar *continue_host_address; /* IP address for ditto */
189extern BOOL continue_more; /* Flag more addresses waiting */
190extern int continue_sequence; /* Sequence num for continued delivery */
191extern uschar *continue_transport; /* Transport for continued delivery */
192
193extern BOOL daemon_listen; /* True if listening required */
194extern uschar *daemon_smtp_port; /* Can be a list of ports */
195extern int debug_fd; /* The fd for debug_file */
196extern FILE *debug_file; /* Where to write debugging info */
197extern bit_table debug_options[]; /* Table of debug options */
198extern int debug_options_count; /* Size of table */
199extern int delay_warning[]; /* Times between warnings */
200extern uschar *delay_warning_condition; /* Condition string for warnings */
201extern BOOL delivery_date_remove; /* Remove delivery-date headers */
202
203extern uschar *deliver_address_data; /* Arbitrary data for an address */
204extern int deliver_datafile; /* FD for data part of message */
205extern uschar *deliver_domain; /* The local domain for delivery */
206extern uschar *deliver_domain_data; /* From domain lookup */
207extern uschar *deliver_domain_orig; /* The original local domain for delivery */
208extern uschar *deliver_domain_parent; /* The parent domain for delivery */
209extern BOOL deliver_drop_privilege; /* TRUE for unprivileged delivery */
210extern BOOL deliver_firsttime; /* True for first delivery attempt */
211extern BOOL deliver_force; /* TRUE if delivery was forced */
212extern BOOL deliver_freeze; /* TRUE if delivery is frozen */
213extern int deliver_frozen_at; /* Time of freezing */
214extern uschar *deliver_home; /* Home directory for pipes */
215extern uschar *deliver_host; /* (First) host for routed local deliveries */
216 /* Remote host for filter */
217extern uschar *deliver_host_address; /* Address for remote delivery filter */
218extern uschar *deliver_in_buffer; /* Buffer for copying file */
219extern ino_t deliver_inode; /* Inode for appendfile */
220extern uschar *deliver_localpart; /* The local part for delivery */
221extern uschar *deliver_localpart_data; /* From local part lookup */
222extern uschar *deliver_localpart_orig; /* The original local part for delivery */
223extern uschar *deliver_localpart_parent; /* The parent local part for delivery */
224extern uschar *deliver_localpart_prefix; /* The stripped prefix, if any */
225extern uschar *deliver_localpart_suffix; /* The stripped suffix, if any */
226extern BOOL deliver_force_thaw; /* TRUE to force thaw in queue run */
227extern BOOL deliver_manual_thaw; /* TRUE if manually thawed */
228extern uschar *deliver_out_buffer; /* Buffer for copying file */
229extern int deliver_queue_load_max; /* Different value for queue running */
230extern address_item *deliver_recipients; /* Current set of addresses */
231extern uschar *deliver_selectstring; /* For selecting by recipient */
232extern BOOL deliver_selectstring_regex; /* String is regex */
233extern uschar *deliver_selectstring_sender; /* For selecting by sender */
234extern BOOL deliver_selectstring_sender_regex; /* String is regex */
235extern BOOL disable_logging; /* Disables log writing when TRUE */
236
237extern uschar *dns_again_means_nonexist; /* Domains that are badly set up */
238extern uschar *dns_ipv4_lookup; /* For these domains, don't look for AAAA (or A6) */
239extern int dns_retrans; /* Retransmission time setting */
240extern int dns_retry; /* Number of retries */
241extern uschar *dnslist_domain; /* DNS (black) list domain */
242extern uschar *dnslist_text; /* DNS (black) list text message */
243extern uschar *dnslist_value; /* DNS (black) list IP address */
244extern tree_node *domainlist_anchor; /* Tree of defined domain lists */
245extern int domainlist_count; /* Number defined */
246extern BOOL dont_deliver; /* TRUE for -N option */
247extern BOOL dot_ends; /* TRUE if "." ends non-SMTP input */
248
249/* This option is now a no-opt, retained for compatibility */
250extern BOOL drop_cr; /* For broken local MUAs */
251
252extern BOOL enable_dollar_recipients; /* Make $recipients available */
253extern int envelope_to_remove; /* Remove envelope_to_headers */
254extern int errno_quota; /* Quota errno in this OS */
255extern int error_handling; /* Error handling style */
256extern uschar *errors_copy; /* For taking copies of errors */
257extern uschar *errors_reply_to; /* Reply-to for error messages */
258extern int errors_sender_rc; /* Return after message to sender*/
259extern gid_t exim_gid; /* To be used with exim_uid */
260extern BOOL exim_gid_set; /* TRUE if exim_gid set */
261extern uschar *exim_path; /* Path to exec exim */
262extern uid_t exim_uid; /* Non-root uid for exim */
263extern BOOL exim_uid_set; /* TRUE if exim_uid set */
264extern int expand_forbid; /* RDO flags for forbidding things */
265extern int expand_nlength[]; /* Lengths of numbered strings */
266extern int expand_nmax; /* Max numerical value */
267extern uschar *expand_nstring[]; /* Numbered strings */
268extern BOOL expand_string_forcedfail; /* TRUE if failure was "expected" */
269extern BOOL extract_addresses_remove_arguments; /* Controls -t behaviour */
270extern uschar *extra_local_interfaces; /* Local, non-listen interfaces */
271
272extern int filter_n[FILTER_VARIABLE_COUNT]; /* filter variables */
273extern BOOL filter_running; /* TRUE while running a filter */
274extern int filter_sn[FILTER_VARIABLE_COUNT]; /* variables set by system filter */
275extern uschar *filter_test; /* Run as a filter tester on this file */
276extern uschar *filter_thisaddress; /* For address looping */
277extern int finduser_retries; /* Retry count for getpwnam() */
278extern uid_t fixed_never_users[]; /* Can't be overridden */
279extern uschar *freeze_tell; /* Message on (some) freezings */
280extern uschar *fudged_queue_times; /* For use in test harness */
281
282extern uschar *gecos_name; /* To be expanded when pattern matches */
283extern uschar *gecos_pattern; /* Pattern to match */
284extern rewrite_rule *global_rewrite_rules; /* Chain of rewriting rules */
285
286extern int header_insert_maxlen; /* Max for inserting headers */
287extern int header_maxsize; /* Max total length for header */
288extern int header_line_maxsize; /* Max for an individual line */
289extern header_name header_names[]; /* Table of header names */
290extern int header_names_size; /* Number of entries */
291extern BOOL header_rewritten; /* TRUE if header changed by router */
292extern uschar *helo_accept_junk_hosts; /* Allowed to use junk arg */
293extern uschar *helo_allow_chars; /* Rogue chars to allow in HELO/EHLO */
294extern uschar *helo_lookup_domains; /* If these given, lookup host name */
295extern uschar *helo_try_verify_hosts; /* Soft check HELO argument for these */
296extern BOOL helo_verified; /* True if HELO verified */
297extern uschar *helo_verify_hosts; /* Hard check HELO argument for these */
298extern uschar *hex_digits; /* Used in several places */
299extern uschar *hold_domains; /* Hold up deliveries to these */
300extern BOOL host_find_failed_syntax;/* DNS syntax check failure */
301extern BOOL host_checking_callout; /* TRUE if real callout wanted */
302extern uschar *host_data; /* Obtained from lookup in ACL */
303extern uschar *host_lookup; /* For which IP addresses are always looked up */
304extern BOOL host_lookup_failed; /* TRUE if lookup failed */
305extern uschar *host_lookup_order; /* Order of host lookup types */
306extern uschar *host_lookup_msg; /* Text for why it failed */
307extern int host_number; /* For sharing spools */
308extern uschar *host_number_string; /* For expanding */
309extern uschar *host_reject_connection; /* Reject these hosts */
310extern tree_node *hostlist_anchor; /* Tree of defined host lists */
311extern int hostlist_count; /* Number defined */
312extern uschar *hosts_connection_nolog; /* Limits the logging option */
313extern uschar *hosts_treat_as_local; /* For routing */
314
315extern int ignore_bounce_errors_after; /* Keep them for this time. */
316extern BOOL ignore_fromline_local; /* Local SMTP ignore fromline */
317extern uschar *ignore_fromline_hosts; /* Hosts permitted to send "From " */
318extern BOOL is_inetd; /* True for inetd calls */
319
320extern int journal_fd; /* Fd for journal file */
321
322extern int keep_malformed; /* Time to keep malformed messages */
323
324extern uschar *eldap_dn; /* Where LDAP DNs are left */
325extern int load_average; /* Most recently read load average */
326extern BOOL local_error_message; /* True if handling one of these */
327extern BOOL local_from_check; /* For adding Sender: */
328extern uschar *local_from_prefix; /* Permitted prefixes */
329extern uschar *local_from_suffix; /* Permitted suffixes */
330extern uschar *local_interfaces; /* For forcing specific interfaces */
331extern uschar *local_scan_data; /* Text returned by local_scan() */
332extern optionlist local_scan_options[];/* Option list for local_scan() */
333extern int local_scan_options_count; /* Size of the list */
334extern int local_scan_timeout; /* Timeout for local_scan() */
335extern BOOL local_sender_retain; /* Retain Sender: (with no From: check) */
336extern gid_t local_user_gid; /* As it says; may be set in routers */
337extern uid_t local_user_uid; /* As it says; may be set in routers */
338extern tree_node *localpartlist_anchor;/* Tree of defined localpart lists */
339extern int localpartlist_count; /* Number defined */
340extern uschar *log_buffer; /* For constructing log entries */
341extern unsigned int log_extra_selector;/* Bit map of logging options other than used by log_write() */
342extern uschar *log_file_path; /* If unset, use default */
343extern bit_table log_options[]; /* Table of options */
344extern int log_options_count; /* Size of table */
345extern unsigned int log_write_selector;/* Bit map of logging options for log_write() */
346extern uschar *log_selector_string; /* As supplied in the config */
347extern FILE *log_stderr; /* Copy of stderr for log use, or NULL */
348extern BOOL log_testing_mode; /* TRUE in various testing modes */
349extern BOOL log_timezone; /* TRUE to include the timezone in log lines */
350extern uschar *login_sender_address; /* The actual sender address */
351extern lookup_info lookup_list[]; /* Vector of available lookups */
352extern int lookup_list_count; /* Number of entries in the list */
353extern int lookup_open_max; /* Max lookup files to cache */
354extern uschar *lookup_value; /* Value looked up from file */
355
356extern macro_item *macros; /* Configuration macros */
357extern uschar *mailstore_basename; /* For mailstore deliveries */
358extern int max_username_length; /* For systems with broken getpwnam() */
359extern int message_age; /* In seconds */
360extern uschar *message_body; /* Start of message body for filter */
361extern uschar *message_body_end; /* End of message body for filter */
362extern int message_body_size; /* Sic */
363extern int message_body_visible; /* Amount visible in message_body */
364extern int message_ended; /* State of message reading and how ended */
365extern uschar *message_headers; /* When built */
366extern uschar message_id_option[]; /* -E<message-id> for use as option */
367extern uschar *message_id_external; /* External form of following */
368extern uschar *message_id_domain; /* Expanded to form domain-part of message_id */
369extern uschar *message_id_text; /* Expanded to form message_id */
370extern struct timeval message_id_tv; /* Time used to create last message_id */
371extern int message_linecount; /* As it says */
372extern BOOL message_logs; /* TRUE to write message logs */
373extern int message_size; /* Size of message */
374extern uschar *message_size_limit; /* As it says */
375extern uschar message_subdir[]; /* Subdirectory for messages */
376extern uschar *message_reference; /* Reference for error messages */
377extern BOOL mua_wrapper; /* TRUE when Exim is wrapping an MUA */
378
379extern uid_t *never_users; /* List of uids never to be used */
380extern BOOL no_multiline_responses; /* For broken clients */
381
382extern optionlist optionlist_auths[]; /* These option lists are made */
383extern int optionlist_auths_size; /* global so that readconf can */
384extern optionlist optionlist_routers[]; /* see them for printing out */
385extern int optionlist_routers_size; /* the options. */
386extern optionlist optionlist_transports[];
387extern int optionlist_transports_size;
388
389extern uid_t original_euid; /* Original effective uid */
390extern gid_t originator_gid; /* Gid of whoever wrote spool file */
391extern uschar *originator_login; /* Login of same */
392extern uschar *originator_name; /* Full name of same */
393extern uid_t originator_uid; /* Uid of ditto */
394extern uschar *override_local_interfaces; /* Value of -oX argument */
395extern uschar *override_pid_file_path; /* Value of -oP argument */
396
397extern BOOL parse_allow_group; /* Allow group syntax */
398extern BOOL parse_found_group; /* In the middle of a group */
399extern uschar *percent_hack_domains; /* Local domains for which '% operates */
400extern uschar *pid_file_path; /* For writing daemon pids */
401extern uschar *pipelining_advertise_hosts; /* As it says */
402extern BOOL preserve_message_logs; /* Save msglog files */
403extern uschar *primary_hostname; /* Primary name of this computer */
404extern BOOL print_topbitchars; /* Topbit chars are printing chars */
405extern uschar process_info[]; /* For SIGUSR1 output */
406extern uschar *process_log_path; /* Alternate path */
407extern BOOL prod_requires_admin; /* TRUE if prodding requires admin */
408
409extern uschar *qualify_domain_recipient; /* Domain to qualify recipients with */
410extern uschar *qualify_domain_sender; /* Domain to qualify senders with */
411extern BOOL queue_2stage; /* Run queue in 2-stage manner */
412extern uschar *queue_domains; /* Queue these domains */
413extern BOOL queue_list_requires_admin; /* TRUE if -bp requires admin */
414extern BOOL queue_run_first_delivery; /* If TRUE, first deliveries only */
415extern BOOL queue_run_force; /* TRUE to force during queue run */
416extern BOOL queue_run_local; /* Local deliveries only in queue run */
417extern BOOL queue_running; /* TRUE for queue running process and */
418 /* immediate children */
419extern pid_t queue_run_pid; /* PID of the queue running process or 0 */
420extern int queue_run_pipe; /* Pipe for synchronizing */
421extern int queue_interval; /* Queue running interval */
422extern BOOL queue_only; /* TRUE to disable immediate delivery */
423extern int queue_only_load; /* Max load before auto-queue */
424extern uschar *queue_only_file; /* Queue if file exists/not-exists */
425extern BOOL queue_only_override; /* Allow override from command line */
426extern BOOL queue_only_policy; /* ACL or local_scan wants queue_only */
427extern BOOL queue_run_in_order; /* As opposed to random */
428extern int queue_run_max; /* Max queue runners */
429extern BOOL queue_smtp; /* Disable all immediate STMP (-odqs)*/
430extern uschar *queue_smtp_domains; /* Ditto, for these domains */
431
432extern unsigned int random_seed; /* Seed for random numbers */
433extern uschar *raw_active_hostname; /* Pre-expansion */
434extern uschar *raw_sender; /* Before rewriting */
435extern uschar **raw_recipients; /* Before rewriting */
436extern int raw_recipients_count;
437extern int rcpt_count; /* Count of RCPT commands in a message */
438extern int rcpt_fail_count; /* Those that got 5xx */
439extern int rcpt_defer_count; /* Those that got 4xx */
440extern gid_t real_gid; /* Real gid */
441extern uid_t real_uid; /* Real user running program */
442extern BOOL really_exim; /* FALSE in utilities */
443extern BOOL receive_call_bombout; /* Flag for crashing log */
444extern int receive_linecount; /* Mainly for BSMTP errors */
445extern int receive_messagecount; /* Mainly for BSMTP errors */
446extern int receive_timeout; /* For non-SMTP acceptance */
447extern int received_count; /* Count of Received: headers */
448extern uschar *received_for; /* For "for" field */
449extern uschar *received_header_text; /* Definition of Received: header */
450extern int received_headers_max; /* Max count of Received: headers */
451extern int received_time; /* Time the message was received */
452extern uschar *recipient_data; /* lookup data for recipients */
453extern uschar *recipient_unqualified_hosts; /* Permitted unqualified recipients */
454extern BOOL recipients_discarded; /* By an ACL */
455extern int recipients_list_max; /* Maximum number fitting in list */
456extern int recipients_max; /* Max permitted */
457extern int recipients_max_reject; /* If TRUE, reject whole message */
458extern const pcre *regex_AUTH; /* For recognizing AUTH settings */
459extern const pcre *regex_check_dns_names; /* For DNS name checking */
460extern const pcre *regex_From; /* For recognizing "From_" lines */
461extern const pcre *regex_PIPELINING; /* For recognizing PIPELINING */
462extern const pcre *regex_SIZE; /* For recognizing SIZE settings */
463extern const pcre *regex_ismsgid; /* Compiled r.e. for message it */
464extern int remote_delivery_count; /* Number of remote addresses */
465extern int remote_max_parallel; /* Maximum parallel delivery */
466extern uschar *remote_sort_domains; /* Remote domain sorting order */
467extern retry_config *retries; /* Chain of retry config information */
468extern int retry_data_expire; /* When to expire retry data */
469extern int retry_interval_max; /* Absolute maximum */
470extern int retry_maximum_timeout; /* The maximum timeout */
471extern uschar *return_path; /* Return path for a message */
472extern BOOL return_path_remove; /* Remove return-path headers */
473extern int rewrite_existflags; /* Indicate which headers have rewrites */
474extern uschar *rfc1413_hosts; /* RFC hosts */
475extern int rfc1413_query_timeout; /* Timeout on RFC 1413 calls */
476/* extern BOOL rfc821_domains; */ /* If set, syntax is 821, not 822 => being abolished */
477extern uid_t root_uid; /* The uid for root */
478extern router_info routers_available[];/* Vector of available routers */
479extern router_instance *routers; /* Chain of instantiated routers */
480extern router_instance router_defaults;/* Default values */
481extern BOOL running_in_test_harness; /*TRUE when running_status is patched */
482extern ip_address_item *running_interfaces; /* Host's running interfaces */
483extern uschar *running_status; /* Flag string for testing */
484extern int runrc; /* rc from ${run} */
485
486extern uschar *search_error_message; /* Details of lookup problem */
487extern BOOL search_find_defer; /* Set TRUE if lookup deferred */
488extern uschar *self_hostname; /* Self host after routing->directors */
489extern unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for sender */
490extern BOOL sender_address_forced; /* Set by -f */
491extern uschar *sender_address_unrewritten; /* Set if rewritten by verify */
492extern uschar *sender_data; /* lookup result for senders */
493extern unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for sender domain */
494extern uschar *sender_fullhost; /* Sender host name + address */
495extern uschar *sender_helo_name; /* Host name from HELO/EHLO */
496extern uschar **sender_host_aliases; /* Points to list of alias names */
497extern unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for incoming host */
498extern BOOL sender_host_notsocket; /* Set for -bs and -bS */
499extern BOOL sender_host_unknown; /* TRUE for -bs and -bS except inetd */
500extern uschar *sender_ident; /* Sender identity via RFC 1413 */
501extern BOOL sender_local; /* TRUE for local senders */
502extern uschar *sender_rcvhost; /* Host data for Received: */
503extern BOOL sender_set_untrusted; /* Sender set by untrusted caller */
504extern uschar *sender_unqualified_hosts; /* Permitted unqualified senders */
505extern address_item *sender_verified_list; /* Saved chain of sender verifies */
506extern address_item *sender_verified_failed; /* The one that caused denial */
507extern volatile BOOL sigalrm_seen; /* Flag for sigalrm_handler */
508extern uschar **sighup_argv; /* Args for re-execing after SIGHUP */
509extern int smtp_accept_count; /* Count of connections */
510extern BOOL smtp_accept_keepalive; /* Set keepalive on incoming */
511extern int smtp_accept_max; /* Max SMTP connections */
512extern int smtp_accept_max_nonmail;/* Max non-mail commands in one con */
513extern uschar *smtp_accept_max_nonmail_hosts; /* Limit non-mail cmds from these hosts */
514extern int smtp_accept_max_per_connection; /* Max msgs per connection */
515extern uschar *smtp_accept_max_per_host; /* Max SMTP cons from one IP addr */
516extern int smtp_accept_queue; /* Queue after so many connections */
517extern int smtp_accept_queue_per_connection; /* Queue after so many msgs */
518extern int smtp_accept_reserve; /* Reserve these SMTP connections */
519extern uschar *smtp_active_hostname; /* Hostname for this message */
520extern BOOL smtp_authenticated; /* Sending client has authenticated */
521extern uschar *smtp_banner; /* Banner string (to be expanded) */
522extern BOOL smtp_check_spool_space; /* TRUE to check SMTP SIZE value */
523extern uschar *smtp_command_argument; /* When running certain ACLs */
524extern int smtp_connect_backlog; /* Max backlog permitted */
525extern double smtp_delay_mail; /* Current MAIL delay */
526extern double smtp_delay_rcpt; /* Current RCPT delay */
527extern BOOL smtp_enforce_sync; /* Enforce sync rules */
528extern uschar *smtp_etrn_command; /* Command to run */
529extern BOOL smtp_etrn_serialize; /* Only one at once */
530extern FILE *smtp_in; /* Incoming SMTP input file */
531extern int smtp_load_reserve; /* Only from reserved if load > this */
532extern int smtp_mailcmd_count; /* Count of MAIL commands */
533extern int smtp_max_synprot_errors;/* Max syntax/protocol errors */
534extern int smtp_max_unknown_commands; /* As it says */
535extern FILE *smtp_out; /* Incoming SMTP output file */
536extern uschar *smtp_ratelimit_hosts; /* Rate limit these hosts */
537extern uschar *smtp_ratelimit_mail; /* Parameters for MAIL limiting */
538extern uschar *smtp_ratelimit_rcpt; /* Parameters for RCPT limiting */
539extern uschar *smtp_read_error; /* Message for SMTP input error */
540extern int smtp_receive_timeout; /* Applies to each received line */
541extern uschar *smtp_reserve_hosts; /* Hosts for reserved slots */
542extern BOOL smtp_return_error_details; /* TRUE to return full info */
543extern int smtp_rlm_base; /* Base interval for MAIL rate limit */
544extern double smtp_rlm_factor; /* Factor for MAIL rate limit */
545extern int smtp_rlm_limit; /* Max delay */
546extern int smtp_rlm_threshold; /* Threshold for RCPT rate limit */
547extern int smtp_rlr_base; /* Base interval for RCPT rate limit */
548extern double smtp_rlr_factor; /* Factor for RCPT rate limit */
549extern int smtp_rlr_limit; /* Max delay */
550extern int smtp_rlr_threshold; /* Threshold for RCPT rate limit */
551extern BOOL smtp_use_pipelining; /* Global for passed connections */
552extern BOOL smtp_use_size; /* Global for passed connections */
553extern BOOL split_spool_directory; /* TRUE to use multiple subdirs */
554extern uschar *spool_directory; /* Name of spool directory */
555extern int string_datestamp_offset;/* After insertion by string_format */
556extern BOOL strip_excess_angle_brackets; /* Surrounding route-addrs */
557extern BOOL strip_trailing_dot; /* Remove dots at ends of domains */
558extern uschar *submission_domain; /* Domain for submission mode */
559extern BOOL submission_mode; /* Can be forced from ACL */
560extern BOOL synchronous_delivery; /* TRUE if -odi is set */
561extern BOOL syslog_duplication; /* FALSE => no duplicate logging */
562extern int syslog_facility; /* As defined by Syslog.h */
563extern uschar *syslog_processname; /* 'ident' param to openlog() */
564extern BOOL syslog_timestamp; /* TRUE if time on syslogs */
565extern uschar *system_filter; /* Name of system filter file */
566
567extern uschar *system_filter_directory_transport; /* Transports for the */
568extern uschar *system_filter_file_transport; /* system filter */
569extern uschar *system_filter_pipe_transport;
570extern uschar *system_filter_reply_transport;
571
572extern gid_t system_filter_gid; /* Gid for running system filter */
573extern BOOL system_filter_gid_set; /* TRUE if gid set */
574extern uid_t system_filter_uid; /* Uid for running system filter */
575extern BOOL system_filter_uid_set; /* TRUE if uid set */
576extern BOOL system_filtering; /* TRUE when running system filter */
577
578extern BOOL tcp_nodelay; /* Controls TCP_NODELAY on daemon */
579extern int thismessage_size_limit; /* Limit for this message */
580extern int timeout_frozen_after; /* Max time to keep frozen messages */
581extern BOOL timestamps_utc; /* Use UTC for all times */
582extern int transport_count; /* Count of bytes transported */
583extern uschar **transport_filter_argv; /* For on-the-fly filtering */
584extern int transport_filter_timeout; /* Timeout for same */
585
586extern transport_info transports_available[]; /* Vector of available transports */
587extern transport_instance *transports; /* Chain of instantiated transports */
588extern transport_instance transport_defaults; /* Default values */
589
590extern int transport_write_timeout;/* Set to time out individual writes */
591
592extern tree_node *tree_dns_fails; /* Tree of DNS lookup failures */
593extern tree_node *tree_duplicates; /* Tree of duplicate addresses */
594extern tree_node *tree_nonrecipients; /* Tree of nonrecipient addresses */
595extern tree_node *tree_unusable; /* Tree of unusable addresses */
596
597extern BOOL trusted_caller; /* Caller is trusted */
598extern gid_t *trusted_groups; /* List of trusted groups */
599extern uid_t *trusted_users; /* List of trusted users */
600extern uschar *timezone_string; /* Required timezone setting */
601
602extern uschar *unknown_login; /* To use when login id unknown */
603extern uschar *unknown_username; /* Ditto */
604extern uschar *untrusted_set_sender; /* Let untrusted users set these senders */
605extern uschar *uucp_from_pattern; /* For recognizing "From " lines */
606extern uschar *uucp_from_sender; /* For building the sender */
607
608extern uschar *warn_message_file; /* Template for warning messages */
609extern uschar *warnmsg_delay; /* String form of delay time */
610extern uschar *warnmsg_recipients; /* Recipients of warning message */
611extern BOOL write_rejectlog; /* Control of reject logging */
612
613extern uschar *version_copyright; /* Copyright notice */
614extern uschar *version_date; /* Date of compilation */
615extern uschar *version_cnumber; /* Compile number */
616extern uschar *version_string; /* Version string */
617
618extern int warning_count; /* Delay warnings sent for this msg */
619
620/* End of globals.h */
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