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Merge from EXISCAN branch.
[exim.git] / src / src / globals.h
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8523533c 1/* $Cambridge: exim/src/src/globals.h,v 1.8 2004/12/16 15:11:47 tom 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 */
8523533c
TK		 109#ifdef WITH_CONTENT_SCAN
110extern uschar *acl_smtp_mime; /* ACL run after DATA, before acl_smtp_data, for each MIME part */
111#endif
059ec3d9
PH		 112extern uschar *acl_smtp_predata; /* ACL run for DATA command */
113extern uschar *acl_smtp_quit; /* ACL run for QUIT */
114extern uschar *acl_smtp_rcpt; /* ACL run for RCPT */
115extern uschar *acl_smtp_starttls; /* ACL run for STARTTLS */
116extern uschar *acl_smtp_vrfy; /* ACL run for VRFY */
117extern BOOL acl_temp_details; /* TRUE to give details for 4xx error */
118extern uschar *acl_var[ACL_C_MAX+ACL_M_MAX]; /* User variables */
119extern uschar *acl_verify_message; /* User message for verify failure */
120extern header_line *acl_warn_headers; /* Warning headers added by ACL */
121extern string_item *acl_warn_logged; /* Logged lines */
122extern int acl_wherecodes[]; /* Response codes for ACL fails */
123extern uschar *acl_wherenames[]; /* Names for messages */
69358f02
PH		 124extern BOOL active_local_from_check;/* For adding Sender: (switchable) */
125extern BOOL active_local_sender_retain; /* For keeping Sender: (switchable) */
059ec3d9
PH		 126extern address_item *addr_duplicate; /* Duplicate address list */
127extern address_item address_defaults; /* Default data for address item */
128extern uschar *address_file; /* Name of file when delivering to one */
129extern uschar *address_pipe; /* Pipe command when delivering to one */
130extern BOOL address_test_mode; /* True for -bt */
131extern tree_node *addresslist_anchor; /* Tree of defined address lists */
132extern int addresslist_count; /* Number defined */
133extern gid_t *admin_groups; /* List of admin groups */
134extern BOOL admin_user; /* True if caller can do admin */
135extern BOOL allow_domain_literals; /* As it says */
136extern BOOL allow_mx_to_ip; /* Allow MX records to -> ip address */
137extern BOOL allow_unqualified_recipient; /* As it says */
138extern BOOL allow_unqualified_sender; /* Ditto */
139extern BOOL allow_utf8_domains; /* For experimenting */
140extern uschar *authenticated_id; /* ID that was authenticated */
141extern uschar *authenticated_sender; /* From AUTH on MAIL */
142extern BOOL authentication_failed; /* TRUE if AUTH was tried and failed */
143extern uschar *auth_advertise_hosts; /* Only advertise to these */
144extern auth_info auths_available[]; /* Vector of available auth mechanisms */
145extern auth_instance *auths; /* Chain of instantiated auths */
146extern auth_instance auth_defaults; /* Default values */
147extern uschar *auth_defer_msg; /* Error message for log */
148extern uschar *auth_defer_user_msg; /* Error message for user */
149extern int auto_thaw; /* Auto-thaw interval */
8523533c
TK		 150#ifdef WITH_CONTENT_SCAN
151extern uschar *av_scanner; /* AntiVirus scanner to use for the malware condition */
152#endif
059ec3d9
PH		 153
154extern BOOL background_daemon; /* Set FALSE to keep in foreground */
155extern uschar *base62_chars; /* Table of base-62 characters */
156extern uschar *bi_command; /* Command for -bi option */
157extern uschar *big_buffer; /* Used for various temp things */
158extern int big_buffer_size; /* Current size (can expand) */
8523533c
TK		 159#ifdef EXPERIMENTAL_BRIGHTMAIL
160extern uschar *bmi_alt_location; /* expansion variable that contains the alternate location for the rcpt (available during routing) */
161extern uschar *bmi_base64_tracker_verdict; /* expansion variable with base-64 encoded OLD verdict string (available during routing) */
162extern uschar *bmi_base64_verdict; /* expansion variable with base-64 encoded verdict string (available during routing) */
163extern uschar *bmi_config_file; /* Brightmail config file */
164extern int bmi_deliver; /* Flag that determines if the message should be delivered to the rcpt (available during routing) */
165extern int bmi_run; /* Flag that determines if message should be run through Brightmail server */
166extern uschar *bmi_verdicts; /* BASE64-encoded verdicts with recipient lists */
167#endif
059ec3d9
PH		 168extern int body_linecount; /* Line count in body */
169extern int body_zerocount; /* Binary zero count in body */
170extern uschar *bounce_message_file; /* Template file */
171extern uschar *bounce_message_text; /* One-liner */
172extern uschar *bounce_recipient; /* When writing an errmsg */
173extern BOOL bounce_return_body; /* Include body in returned message */
174extern BOOL bounce_return_message; /* Include message in bounce */
175extern int bounce_return_size_limit; /* Max amount to return */
176extern uschar *bounce_sender_authentication; /* AUTH address for bounces */
177extern int bsmtp_transaction_linecount; /* Start of last transaction */
178
179extern int callout_cache_domain_positive_expire; /* Time for positive domain callout cache records to expire */
180extern int callout_cache_domain_negative_expire; /* Time for negative domain callout cache records to expire */
181extern int callout_cache_positive_expire; /* Time for positive callout cache records to expire */
182extern int callout_cache_negative_expire; /* Time for negative callout cache records to expire */
183extern uschar *callout_random_local_part; /* Local part to be used to check if server called will accept any local part */
184extern uschar *check_dns_names_pattern;/* Regex for syntax check */
185extern int check_log_inodes; /* Minimum for message acceptance */
186extern int check_log_space; /* Minimum for message acceptance */
187extern int check_spool_inodes; /* Minimum for message acceptance */
188extern int check_spool_space; /* Minimum for message acceptance */
189extern int clmacro_count; /* Number of command line macros */
190extern uschar *clmacros[]; /* Copy of them, for re-exec */
191extern int connection_max_messages;/* Max down one SMTP connection */
192extern BOOL config_changed; /* True if -C used */
193extern FILE *config_file; /* Configuration file */
194extern uschar *config_filename; /* Configuration file name */
35edf2ff
PH		 195#ifdef CONFIGURE_GROUP
196extern gid_t config_gid; /* Additional group owner */
197#endif
059ec3d9
PH		 198extern int config_lineno; /* Line number */
199extern uschar *config_main_filelist; /* List of possible config files */
200extern uschar *config_main_filename; /* File name actually used */
201#ifdef CONFIGURE_OWNER
202extern uid_t config_uid; /* Additional owner */
203#endif
204extern uschar *continue_hostname; /* Host for continued delivery */
205extern uschar *continue_host_address; /* IP address for ditto */
206extern BOOL continue_more; /* Flag more addresses waiting */
207extern int continue_sequence; /* Sequence num for continued delivery */
208extern uschar *continue_transport; /* Transport for continued delivery */
209
210extern BOOL daemon_listen; /* True if listening required */
211extern uschar *daemon_smtp_port; /* Can be a list of ports */
3d235903 212extern BOOL debug_daemon; /* Debug the daemon process only */
059ec3d9
PH		 213extern int debug_fd; /* The fd for debug_file */
214extern FILE *debug_file; /* Where to write debugging info */
215extern bit_table debug_options[]; /* Table of debug options */
216extern int debug_options_count; /* Size of table */
217extern int delay_warning[]; /* Times between warnings */
218extern uschar *delay_warning_condition; /* Condition string for warnings */
219extern BOOL delivery_date_remove; /* Remove delivery-date headers */
220
221extern uschar *deliver_address_data; /* Arbitrary data for an address */
222extern int deliver_datafile; /* FD for data part of message */
223extern uschar *deliver_domain; /* The local domain for delivery */
224extern uschar *deliver_domain_data; /* From domain lookup */
225extern uschar *deliver_domain_orig; /* The original local domain for delivery */
226extern uschar *deliver_domain_parent; /* The parent domain for delivery */
227extern BOOL deliver_drop_privilege; /* TRUE for unprivileged delivery */
228extern BOOL deliver_firsttime; /* True for first delivery attempt */
229extern BOOL deliver_force; /* TRUE if delivery was forced */
230extern BOOL deliver_freeze; /* TRUE if delivery is frozen */
231extern int deliver_frozen_at; /* Time of freezing */
232extern uschar *deliver_home; /* Home directory for pipes */
233extern uschar *deliver_host; /* (First) host for routed local deliveries */
234 /* Remote host for filter */
235extern uschar *deliver_host_address; /* Address for remote delivery filter */
236extern uschar *deliver_in_buffer; /* Buffer for copying file */
237extern ino_t deliver_inode; /* Inode for appendfile */
238extern uschar *deliver_localpart; /* The local part for delivery */
239extern uschar *deliver_localpart_data; /* From local part lookup */
240extern uschar *deliver_localpart_orig; /* The original local part for delivery */
241extern uschar *deliver_localpart_parent; /* The parent local part for delivery */
242extern uschar *deliver_localpart_prefix; /* The stripped prefix, if any */
243extern uschar *deliver_localpart_suffix; /* The stripped suffix, if any */
244extern BOOL deliver_force_thaw; /* TRUE to force thaw in queue run */
245extern BOOL deliver_manual_thaw; /* TRUE if manually thawed */
246extern uschar *deliver_out_buffer; /* Buffer for copying file */
247extern int deliver_queue_load_max; /* Different value for queue running */
248extern address_item *deliver_recipients; /* Current set of addresses */
249extern uschar *deliver_selectstring; /* For selecting by recipient */
250extern BOOL deliver_selectstring_regex; /* String is regex */
251extern uschar *deliver_selectstring_sender; /* For selecting by sender */
252extern BOOL deliver_selectstring_sender_regex; /* String is regex */
8523533c
TK		 253#ifdef WITH_OLD_DEMIME
254extern int demime_errorlevel; /* Severity of MIME error */
255extern int demime_ok; /* Nonzero if message has been demimed */
256extern uschar *demime_reason; /* Reason for broken MIME container */
257#endif
059ec3d9
PH		 258extern BOOL disable_logging; /* Disables log writing when TRUE */
259
260extern uschar *dns_again_means_nonexist; /* Domains that are badly set up */
261extern uschar *dns_ipv4_lookup; /* For these domains, don't look for AAAA (or A6) */
262extern int dns_retrans; /* Retransmission time setting */
263extern int dns_retry; /* Number of retries */
264extern uschar *dnslist_domain; /* DNS (black) list domain */
265extern uschar *dnslist_text; /* DNS (black) list text message */
266extern uschar *dnslist_value; /* DNS (black) list IP address */
267extern tree_node *domainlist_anchor; /* Tree of defined domain lists */
268extern int domainlist_count; /* Number defined */
269extern BOOL dont_deliver; /* TRUE for -N option */
270extern BOOL dot_ends; /* TRUE if "." ends non-SMTP input */
271
272/* This option is now a no-opt, retained for compatibility */
273extern BOOL drop_cr; /* For broken local MUAs */
274
275extern BOOL enable_dollar_recipients; /* Make $recipients available */
276extern int envelope_to_remove; /* Remove envelope_to_headers */
277extern int errno_quota; /* Quota errno in this OS */
278extern int error_handling; /* Error handling style */
279extern uschar *errors_copy; /* For taking copies of errors */
280extern uschar *errors_reply_to; /* Reply-to for error messages */
281extern int errors_sender_rc; /* Return after message to sender*/
282extern gid_t exim_gid; /* To be used with exim_uid */
283extern BOOL exim_gid_set; /* TRUE if exim_gid set */
284extern uschar *exim_path; /* Path to exec exim */
285extern uid_t exim_uid; /* Non-root uid for exim */
286extern BOOL exim_uid_set; /* TRUE if exim_uid set */
287extern int expand_forbid; /* RDO flags for forbidding things */
288extern int expand_nlength[]; /* Lengths of numbered strings */
289extern int expand_nmax; /* Max numerical value */
290extern uschar *expand_nstring[]; /* Numbered strings */
291extern BOOL expand_string_forcedfail; /* TRUE if failure was "expected" */
292extern BOOL extract_addresses_remove_arguments; /* Controls -t behaviour */
293extern uschar *extra_local_interfaces; /* Local, non-listen interfaces */
294
8523533c
TK		 295#ifdef WITH_CONTENT_SCAN
296extern BOOL fake_reject; /* TRUE if fake reject is to be given */
297extern uschar *fake_reject_text; /* Option for the fakereject control statement: can contain user defined message. Default is in globals.c. */
298#endif
059ec3d9
PH		 299extern int filter_n[FILTER_VARIABLE_COUNT]; /* filter variables */
300extern BOOL filter_running; /* TRUE while running a filter */
301extern int filter_sn[FILTER_VARIABLE_COUNT]; /* variables set by system filter */
f05da2e8
PH		 302extern int filter_test; /* Filter test type */
303extern uschar *filter_test_sfile; /* System filter test file */
304extern uschar *filter_test_ufile; /* User filter test file */
059ec3d9
PH		 305extern uschar *filter_thisaddress; /* For address looping */
306extern int finduser_retries; /* Retry count for getpwnam() */
307extern uid_t fixed_never_users[]; /* Can't be overridden */
8523533c
TK		 308#ifdef WITH_OLD_DEMIME
309extern uschar *found_extension; /* demime acl condition: file extension found */
310#endif
059ec3d9
PH		 311extern uschar *freeze_tell; /* Message on (some) freezings */
312extern uschar *fudged_queue_times; /* For use in test harness */
313
314extern uschar *gecos_name; /* To be expanded when pattern matches */
315extern uschar *gecos_pattern; /* Pattern to match */
316extern rewrite_rule *global_rewrite_rules; /* Chain of rewriting rules */
317
318extern int header_insert_maxlen; /* Max for inserting headers */
319extern int header_maxsize; /* Max total length for header */
320extern int header_line_maxsize; /* Max for an individual line */
321extern header_name header_names[]; /* Table of header names */
322extern int header_names_size; /* Number of entries */
323extern BOOL header_rewritten; /* TRUE if header changed by router */
324extern uschar *helo_accept_junk_hosts; /* Allowed to use junk arg */
325extern uschar *helo_allow_chars; /* Rogue chars to allow in HELO/EHLO */
326extern uschar *helo_lookup_domains; /* If these given, lookup host name */
327extern uschar *helo_try_verify_hosts; /* Soft check HELO argument for these */
328extern BOOL helo_verified; /* True if HELO verified */
329extern uschar *helo_verify_hosts; /* Hard check HELO argument for these */
330extern uschar *hex_digits; /* Used in several places */
331extern uschar *hold_domains; /* Hold up deliveries to these */
332extern BOOL host_find_failed_syntax;/* DNS syntax check failure */
333extern BOOL host_checking_callout; /* TRUE if real callout wanted */
334extern uschar *host_data; /* Obtained from lookup in ACL */
335extern uschar *host_lookup; /* For which IP addresses are always looked up */
336extern BOOL host_lookup_failed; /* TRUE if lookup failed */
337extern uschar *host_lookup_order; /* Order of host lookup types */
338extern uschar *host_lookup_msg; /* Text for why it failed */
339extern int host_number; /* For sharing spools */
340extern uschar *host_number_string; /* For expanding */
341extern uschar *host_reject_connection; /* Reject these hosts */
342extern tree_node *hostlist_anchor; /* Tree of defined host lists */
343extern int hostlist_count; /* Number defined */
344extern uschar *hosts_connection_nolog; /* Limits the logging option */
345extern uschar *hosts_treat_as_local; /* For routing */
346
347extern int ignore_bounce_errors_after; /* Keep them for this time. */
348extern BOOL ignore_fromline_local; /* Local SMTP ignore fromline */
349extern uschar *ignore_fromline_hosts; /* Hosts permitted to send "From " */
350extern BOOL is_inetd; /* True for inetd calls */
351
352extern int journal_fd; /* Fd for journal file */
353
354extern int keep_malformed; /* Time to keep malformed messages */
355
356extern uschar *eldap_dn; /* Where LDAP DNs are left */
357extern int load_average; /* Most recently read load average */
358extern BOOL local_error_message; /* True if handling one of these */
69358f02 359extern BOOL local_from_check; /* For adding Sender: (global value) */
059ec3d9
PH		 360extern uschar *local_from_prefix; /* Permitted prefixes */
361extern uschar *local_from_suffix; /* Permitted suffixes */
362extern uschar *local_interfaces; /* For forcing specific interfaces */
363extern uschar *local_scan_data; /* Text returned by local_scan() */
364extern optionlist local_scan_options[];/* Option list for local_scan() */
365extern int local_scan_options_count; /* Size of the list */
366extern int local_scan_timeout; /* Timeout for local_scan() */
367extern BOOL local_sender_retain; /* Retain Sender: (with no From: check) */
368extern gid_t local_user_gid; /* As it says; may be set in routers */
369extern uid_t local_user_uid; /* As it says; may be set in routers */
370extern tree_node *localpartlist_anchor;/* Tree of defined localpart lists */
371extern int localpartlist_count; /* Number defined */
372extern uschar *log_buffer; /* For constructing log entries */
373extern unsigned int log_extra_selector;/* Bit map of logging options other than used by log_write() */
374extern uschar *log_file_path; /* If unset, use default */
375extern bit_table log_options[]; /* Table of options */
376extern int log_options_count; /* Size of table */
377extern unsigned int log_write_selector;/* Bit map of logging options for log_write() */
378extern uschar *log_selector_string; /* As supplied in the config */
379extern FILE *log_stderr; /* Copy of stderr for log use, or NULL */
380extern BOOL log_testing_mode; /* TRUE in various testing modes */
381extern BOOL log_timezone; /* TRUE to include the timezone in log lines */
382extern uschar *login_sender_address; /* The actual sender address */
383extern lookup_info lookup_list[]; /* Vector of available lookups */
384extern int lookup_list_count; /* Number of entries in the list */
385extern int lookup_open_max; /* Max lookup files to cache */
386extern uschar *lookup_value; /* Value looked up from file */
387
388extern macro_item *macros; /* Configuration macros */
389extern uschar *mailstore_basename; /* For mailstore deliveries */
8523533c
TK		 390#ifdef WITH_CONTENT_SCAN
391extern uschar *malware_name; /* Name of virus or malware ("W32/Klez-H") */
392#endif
059ec3d9
PH		 393extern int max_username_length; /* For systems with broken getpwnam() */
394extern int message_age; /* In seconds */
395extern uschar *message_body; /* Start of message body for filter */
396extern uschar *message_body_end; /* End of message body for filter */
397extern int message_body_size; /* Sic */
398extern int message_body_visible; /* Amount visible in message_body */
399extern int message_ended; /* State of message reading and how ended */
400extern uschar *message_headers; /* When built */
401extern uschar message_id_option[]; /* -E<message-id> for use as option */
402extern uschar *message_id_external; /* External form of following */
403extern uschar *message_id_domain; /* Expanded to form domain-part of message_id */
404extern uschar *message_id_text; /* Expanded to form message_id */
405extern struct timeval message_id_tv; /* Time used to create last message_id */
406extern int message_linecount; /* As it says */
407extern BOOL message_logs; /* TRUE to write message logs */
408extern int message_size; /* Size of message */
409extern uschar *message_size_limit; /* As it says */
410extern uschar message_subdir[]; /* Subdirectory for messages */
411extern uschar *message_reference; /* Reference for error messages */
8523533c
TK		 412
413/* MIME ACL expandables */
414#ifdef WITH_CONTENT_SCAN
415extern int mime_anomaly_level;
416extern uschar *mime_anomaly_text;
417extern uschar *mime_boundary;
418extern uschar *mime_charset;
419extern uschar *mime_content_description;
420extern uschar *mime_content_disposition;
421extern uschar *mime_content_id;
422extern unsigned int mime_content_size;
423extern uschar *mime_content_transfer_encoding;
424extern uschar *mime_content_type;
425extern uschar *mime_decoded_filename;
426extern uschar *mime_filename;
427extern int mime_is_multipart;
428extern int mime_is_coverletter;
429extern int mime_is_rfc822;
430extern int mime_part_count;
431#endif
432
059ec3d9
PH		 433extern BOOL mua_wrapper; /* TRUE when Exim is wrapping an MUA */
434
435extern uid_t *never_users; /* List of uids never to be used */
8523533c
TK		 436#ifdef WITH_CONTENT_SCAN
437extern BOOL no_mbox_unspool; /* don't unlink files in /scan directory */
438#endif
059ec3d9
PH		 439extern BOOL no_multiline_responses; /* For broken clients */
440
441extern optionlist optionlist_auths[]; /* These option lists are made */
442extern int optionlist_auths_size; /* global so that readconf can */
443extern optionlist optionlist_routers[]; /* see them for printing out */
444extern int optionlist_routers_size; /* the options. */
445extern optionlist optionlist_transports[];
446extern int optionlist_transports_size;
447
448extern uid_t original_euid; /* Original effective uid */
449extern gid_t originator_gid; /* Gid of whoever wrote spool file */
450extern uschar *originator_login; /* Login of same */
451extern uschar *originator_name; /* Full name of same */
452extern uid_t originator_uid; /* Uid of ditto */
453extern uschar *override_local_interfaces; /* Value of -oX argument */
454extern uschar *override_pid_file_path; /* Value of -oP argument */
455
456extern BOOL parse_allow_group; /* Allow group syntax */
457extern BOOL parse_found_group; /* In the middle of a group */
458extern uschar *percent_hack_domains; /* Local domains for which '% operates */
459extern uschar *pid_file_path; /* For writing daemon pids */
460extern uschar *pipelining_advertise_hosts; /* As it says */
461extern BOOL preserve_message_logs; /* Save msglog files */
462extern uschar *primary_hostname; /* Primary name of this computer */
463extern BOOL print_topbitchars; /* Topbit chars are printing chars */
464extern uschar process_info[]; /* For SIGUSR1 output */
465extern uschar *process_log_path; /* Alternate path */
466extern BOOL prod_requires_admin; /* TRUE if prodding requires admin */
467
468extern uschar *qualify_domain_recipient; /* Domain to qualify recipients with */
469extern uschar *qualify_domain_sender; /* Domain to qualify senders with */
470extern BOOL queue_2stage; /* Run queue in 2-stage manner */
471extern uschar *queue_domains; /* Queue these domains */
472extern BOOL queue_list_requires_admin; /* TRUE if -bp requires admin */
473extern BOOL queue_run_first_delivery; /* If TRUE, first deliveries only */
474extern BOOL queue_run_force; /* TRUE to force during queue run */
475extern BOOL queue_run_local; /* Local deliveries only in queue run */
476extern BOOL queue_running; /* TRUE for queue running process and */
477 /* immediate children */
478extern pid_t queue_run_pid; /* PID of the queue running process or 0 */
479extern int queue_run_pipe; /* Pipe for synchronizing */
480extern int queue_interval; /* Queue running interval */
481extern BOOL queue_only; /* TRUE to disable immediate delivery */
482extern int queue_only_load; /* Max load before auto-queue */
483extern uschar *queue_only_file; /* Queue if file exists/not-exists */
484extern BOOL queue_only_override; /* Allow override from command line */
485extern BOOL queue_only_policy; /* ACL or local_scan wants queue_only */
486extern BOOL queue_run_in_order; /* As opposed to random */
487extern int queue_run_max; /* Max queue runners */
488extern BOOL queue_smtp; /* Disable all immediate STMP (-odqs)*/
489extern uschar *queue_smtp_domains; /* Ditto, for these domains */
490
491extern unsigned int random_seed; /* Seed for random numbers */
492extern uschar *raw_active_hostname; /* Pre-expansion */
493extern uschar *raw_sender; /* Before rewriting */
494extern uschar **raw_recipients; /* Before rewriting */
495extern int raw_recipients_count;
496extern int rcpt_count; /* Count of RCPT commands in a message */
497extern int rcpt_fail_count; /* Those that got 5xx */
498extern int rcpt_defer_count; /* Those that got 4xx */
499extern gid_t real_gid; /* Real gid */
500extern uid_t real_uid; /* Real user running program */
501extern BOOL really_exim; /* FALSE in utilities */
502extern BOOL receive_call_bombout; /* Flag for crashing log */
503extern int receive_linecount; /* Mainly for BSMTP errors */
504extern int receive_messagecount; /* Mainly for BSMTP errors */
505extern int receive_timeout; /* For non-SMTP acceptance */
506extern int received_count; /* Count of Received: headers */
507extern uschar *received_for; /* For "for" field */
508extern uschar *received_header_text; /* Definition of Received: header */
509extern int received_headers_max; /* Max count of Received: headers */
510extern int received_time; /* Time the message was received */
511extern uschar *recipient_data; /* lookup data for recipients */
512extern uschar *recipient_unqualified_hosts; /* Permitted unqualified recipients */
2c7db3f5 513extern uschar *recipient_verify_failure; /* What went wrong */
059ec3d9
PH		 514extern BOOL recipients_discarded; /* By an ACL */
515extern int recipients_list_max; /* Maximum number fitting in list */
516extern int recipients_max; /* Max permitted */
517extern int recipients_max_reject; /* If TRUE, reject whole message */
518extern const pcre *regex_AUTH; /* For recognizing AUTH settings */
519extern const pcre *regex_check_dns_names; /* For DNS name checking */
520extern const pcre *regex_From; /* For recognizing "From_" lines */
521extern const pcre *regex_PIPELINING; /* For recognizing PIPELINING */
522extern const pcre *regex_SIZE; /* For recognizing SIZE settings */
523extern const pcre *regex_ismsgid; /* Compiled r.e. for message it */
8523533c
TK		 524#ifdef WITH_CONTENT_SCAN
525extern uschar *regex_match_string; /* regex that matched a line (regex ACL condition) */
526#endif
059ec3d9
PH		 527extern int remote_delivery_count; /* Number of remote addresses */
528extern int remote_max_parallel; /* Maximum parallel delivery */
529extern uschar *remote_sort_domains; /* Remote domain sorting order */
530extern retry_config *retries; /* Chain of retry config information */
531extern int retry_data_expire; /* When to expire retry data */
532extern int retry_interval_max; /* Absolute maximum */
533extern int retry_maximum_timeout; /* The maximum timeout */
534extern uschar *return_path; /* Return path for a message */
535extern BOOL return_path_remove; /* Remove return-path headers */
536extern int rewrite_existflags; /* Indicate which headers have rewrites */
537extern uschar *rfc1413_hosts; /* RFC hosts */
538extern int rfc1413_query_timeout; /* Timeout on RFC 1413 calls */
539/* extern BOOL rfc821_domains; */ /* If set, syntax is 821, not 822 => being abolished */
540extern uid_t root_uid; /* The uid for root */
541extern router_info routers_available[];/* Vector of available routers */
542extern router_instance *routers; /* Chain of instantiated routers */
543extern router_instance router_defaults;/* Default values */
544extern BOOL running_in_test_harness; /*TRUE when running_status is patched */
545extern ip_address_item *running_interfaces; /* Host's running interfaces */
546extern uschar *running_status; /* Flag string for testing */
547extern int runrc; /* rc from ${run} */
548
549extern uschar *search_error_message; /* Details of lookup problem */
550extern BOOL search_find_defer; /* Set TRUE if lookup deferred */
551extern uschar *self_hostname; /* Self host after routing->directors */
552extern unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for sender */
2a3eea10 553extern uschar *sender_address_data; /* address_data from sender verify */
059ec3d9
PH		 554extern BOOL sender_address_forced; /* Set by -f */
555extern uschar *sender_address_unrewritten; /* Set if rewritten by verify */
556extern uschar *sender_data; /* lookup result for senders */
557extern unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for sender domain */
558extern uschar *sender_fullhost; /* Sender host name + address */
559extern uschar *sender_helo_name; /* Host name from HELO/EHLO */
560extern uschar **sender_host_aliases; /* Points to list of alias names */
561extern unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for incoming host */
562extern BOOL sender_host_notsocket; /* Set for -bs and -bS */
563extern BOOL sender_host_unknown; /* TRUE for -bs and -bS except inetd */
564extern uschar *sender_ident; /* Sender identity via RFC 1413 */
565extern BOOL sender_local; /* TRUE for local senders */
566extern uschar *sender_rcvhost; /* Host data for Received: */
567extern BOOL sender_set_untrusted; /* Sender set by untrusted caller */
568extern uschar *sender_unqualified_hosts; /* Permitted unqualified senders */
2c7db3f5 569extern uschar *sender_verify_failure; /* What went wrong */
059ec3d9
PH		 570extern address_item *sender_verified_list; /* Saved chain of sender verifies */
571extern address_item *sender_verified_failed; /* The one that caused denial */
572extern volatile BOOL sigalrm_seen; /* Flag for sigalrm_handler */
573extern uschar **sighup_argv; /* Args for re-execing after SIGHUP */
574extern int smtp_accept_count; /* Count of connections */
575extern BOOL smtp_accept_keepalive; /* Set keepalive on incoming */
576extern int smtp_accept_max; /* Max SMTP connections */
577extern int smtp_accept_max_nonmail;/* Max non-mail commands in one con */
578extern uschar *smtp_accept_max_nonmail_hosts; /* Limit non-mail cmds from these hosts */
579extern int smtp_accept_max_per_connection; /* Max msgs per connection */
580extern uschar *smtp_accept_max_per_host; /* Max SMTP cons from one IP addr */
581extern int smtp_accept_queue; /* Queue after so many connections */
582extern int smtp_accept_queue_per_connection; /* Queue after so many msgs */
583extern int smtp_accept_reserve; /* Reserve these SMTP connections */
584extern uschar *smtp_active_hostname; /* Hostname for this message */
585extern BOOL smtp_authenticated; /* Sending client has authenticated */
586extern uschar *smtp_banner; /* Banner string (to be expanded) */
587extern BOOL smtp_check_spool_space; /* TRUE to check SMTP SIZE value */
588extern uschar *smtp_command_argument; /* When running certain ACLs */
589extern int smtp_connect_backlog; /* Max backlog permitted */
590extern double smtp_delay_mail; /* Current MAIL delay */
591extern double smtp_delay_rcpt; /* Current RCPT delay */
592extern BOOL smtp_enforce_sync; /* Enforce sync rules */
593extern uschar *smtp_etrn_command; /* Command to run */
594extern BOOL smtp_etrn_serialize; /* Only one at once */
595extern FILE *smtp_in; /* Incoming SMTP input file */
596extern int smtp_load_reserve; /* Only from reserved if load > this */
597extern int smtp_mailcmd_count; /* Count of MAIL commands */
598extern int smtp_max_synprot_errors;/* Max syntax/protocol errors */
599extern int smtp_max_unknown_commands; /* As it says */
600extern FILE *smtp_out; /* Incoming SMTP output file */
601extern uschar *smtp_ratelimit_hosts; /* Rate limit these hosts */
602extern uschar *smtp_ratelimit_mail; /* Parameters for MAIL limiting */
603extern uschar *smtp_ratelimit_rcpt; /* Parameters for RCPT limiting */
604extern uschar *smtp_read_error; /* Message for SMTP input error */
605extern int smtp_receive_timeout; /* Applies to each received line */
606extern uschar *smtp_reserve_hosts; /* Hosts for reserved slots */
607extern BOOL smtp_return_error_details; /* TRUE to return full info */
608extern int smtp_rlm_base; /* Base interval for MAIL rate limit */
609extern double smtp_rlm_factor; /* Factor for MAIL rate limit */
610extern int smtp_rlm_limit; /* Max delay */
611extern int smtp_rlm_threshold; /* Threshold for RCPT rate limit */
612extern int smtp_rlr_base; /* Base interval for RCPT rate limit */
613extern double smtp_rlr_factor; /* Factor for RCPT rate limit */
614extern int smtp_rlr_limit; /* Max delay */
615extern int smtp_rlr_threshold; /* Threshold for RCPT rate limit */
616extern BOOL smtp_use_pipelining; /* Global for passed connections */
617extern BOOL smtp_use_size; /* Global for passed connections */
8523533c
TK		 618
619#ifdef WITH_CONTENT_SCAN
620extern uschar *spamd_address; /* address for the spamassassin daemon */
621extern uschar *spam_bar; /* the spam "bar" (textual representation of spam_score) */
622extern uschar *spam_report; /* the spamd report (multiline) */
623extern uschar *spam_score; /* the spam score (float) */
624extern uschar *spam_score_int; /* spam_score * 10 (int) */
625#endif
626#ifdef EXPERIMENTAL_SPF
627extern uschar *spf_header_comment; /* spf header comment */
628extern uschar *spf_received; /* SPF-Received: header */
629extern uschar *spf_result; /* spf result in string form */
630extern uschar *spf_smtp_comment; /* spf comment to include in SMTP reply */
631#endif
059ec3d9
PH		 632extern BOOL split_spool_directory; /* TRUE to use multiple subdirs */
633extern uschar *spool_directory; /* Name of spool directory */
8523533c
TK		 634#ifdef EXPERIMENTAL_SRS
635extern uschar *srs_config; /* SRS config secret:max age:hash length:use timestamp:use hash */
636extern uschar *srs_db_address; /* SRS db address */
637extern uschar *srs_db_key; /* SRS db key */
638extern uschar *srs_orig_sender; /* SRS original sender */
639extern uschar *srs_orig_recipient; /* SRS original recipient */
640extern uschar *srs_recipient; /* SRS recipient */
641extern uschar *srs_status; /* SRS staus */
642#endif
059ec3d9
PH		 643extern int string_datestamp_offset;/* After insertion by string_format */
644extern BOOL strip_excess_angle_brackets; /* Surrounding route-addrs */
645extern BOOL strip_trailing_dot; /* Remove dots at ends of domains */
646extern uschar *submission_domain; /* Domain for submission mode */
647extern BOOL submission_mode; /* Can be forced from ACL */
648extern BOOL synchronous_delivery; /* TRUE if -odi is set */
649extern BOOL syslog_duplication; /* FALSE => no duplicate logging */
650extern int syslog_facility; /* As defined by Syslog.h */
651extern uschar *syslog_processname; /* 'ident' param to openlog() */
652extern BOOL syslog_timestamp; /* TRUE if time on syslogs */
653extern uschar *system_filter; /* Name of system filter file */
654
655extern uschar *system_filter_directory_transport; /* Transports for the */
656extern uschar *system_filter_file_transport; /* system filter */
657extern uschar *system_filter_pipe_transport;
658extern uschar *system_filter_reply_transport;
659
660extern gid_t system_filter_gid; /* Gid for running system filter */
661extern BOOL system_filter_gid_set; /* TRUE if gid set */
662extern uid_t system_filter_uid; /* Uid for running system filter */
663extern BOOL system_filter_uid_set; /* TRUE if uid set */
664extern BOOL system_filtering; /* TRUE when running system filter */
665
666extern BOOL tcp_nodelay; /* Controls TCP_NODELAY on daemon */
667extern int thismessage_size_limit; /* Limit for this message */
668extern int timeout_frozen_after; /* Max time to keep frozen messages */
669extern BOOL timestamps_utc; /* Use UTC for all times */
670extern int transport_count; /* Count of bytes transported */
671extern uschar **transport_filter_argv; /* For on-the-fly filtering */
672extern int transport_filter_timeout; /* Timeout for same */
673
674extern transport_info transports_available[]; /* Vector of available transports */
675extern transport_instance *transports; /* Chain of instantiated transports */
676extern transport_instance transport_defaults; /* Default values */
677
678extern int transport_write_timeout;/* Set to time out individual writes */
679
680extern tree_node *tree_dns_fails; /* Tree of DNS lookup failures */
681extern tree_node *tree_duplicates; /* Tree of duplicate addresses */
682extern tree_node *tree_nonrecipients; /* Tree of nonrecipient addresses */
683extern tree_node *tree_unusable; /* Tree of unusable addresses */
684
685extern BOOL trusted_caller; /* Caller is trusted */
686extern gid_t *trusted_groups; /* List of trusted groups */
687extern uid_t *trusted_users; /* List of trusted users */
688extern uschar *timezone_string; /* Required timezone setting */
689
690extern uschar *unknown_login; /* To use when login id unknown */
691extern uschar *unknown_username; /* Ditto */
692extern uschar *untrusted_set_sender; /* Let untrusted users set these senders */
693extern uschar *uucp_from_pattern; /* For recognizing "From " lines */
694extern uschar *uucp_from_sender; /* For building the sender */
695
696extern uschar *warn_message_file; /* Template for warning messages */
697extern uschar *warnmsg_delay; /* String form of delay time */
698extern uschar *warnmsg_recipients; /* Recipients of warning message */
699extern BOOL write_rejectlog; /* Control of reject logging */
700
701extern uschar *version_copyright; /* Copyright notice */
702extern uschar *version_date; /* Date of compilation */
703extern uschar *version_cnumber; /* Compile number */
704extern uschar *version_string; /* Version string */
705
706extern int warning_count; /* Delay warnings sent for this msg */
707
708/* End of globals.h */
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