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Add example ACL usage of ${run in exim spec.
[exim.git] / src / src / globals.h
CommitLineData
059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
c4ceed07 5/* Copyright (c) University of Cambridge 1995 - 2012 */
059ec3d9
PH		 6/* See the file NOTICE for conditions of use and distribution. */
7
8/* Almost all the global variables are defined together in this one header, so
9that they are easy to find. However, those that are visible during the
10compilation of the local_scan() function are defined separately in the
11local_scan.h header file. */
12
13/* First put any specials that are required for some operating systems. */
14
15#ifdef NEED_H_ERRNO
16extern int h_errno;
17#endif
18
cd59ab18
PP		 19/* We need to be careful about width of int and atomicity in signal handlers,
20especially with the rise of 64-bit systems breaking older assumptions. But
21sig_atomic_t comes from signal.h so can't go into mytypes.h without including
22signal support in local_scan, which seems precipitous. */
23typedef volatile sig_atomic_t SIGNAL_BOOL;
24
059ec3d9
PH		 25/* Now things that are present only when configured. */
26
27#ifdef EXIM_PERL
28extern uschar *opt_perl_startup; /* Startup code for Perl interpreter */
29extern BOOL opt_perl_at_start; /* Start Perl interpreter at start */
30extern BOOL opt_perl_started; /* Set once interpreter started */
31#endif
32
1a46a8c5
PH		 33#ifdef EXPAND_DLFUNC
34extern tree_node *dlobj_anchor; /* Tree of dynamically-loaded objects */
35#endif
36
059ec3d9
PH		 37#ifdef LOOKUP_IBASE
38extern uschar *ibase_servers;
39#endif
40
41#ifdef LOOKUP_LDAP
bc19a55b
PP		 42extern uschar *eldap_ca_cert_dir; /* Directory with CA certificates */
43extern uschar *eldap_ca_cert_file; /* CA certificate file */
44extern uschar *eldap_cert_file; /* Certificate file */
45extern uschar *eldap_cert_key; /* Certificate key file */
46extern uschar *eldap_cipher_suite; /* Allowed cipher suite */
059ec3d9 47extern uschar *eldap_default_servers; /* List of default servers */
bc19a55b
PP		 48extern uschar *eldap_require_cert; /* Peer certificate checking strategy */
49extern BOOL eldap_start_tls; /* Use STARTTLS */
059ec3d9
PH		 50extern int eldap_version; /* LDAP version */
51#endif
52
53#ifdef LOOKUP_MYSQL
54extern uschar *mysql_servers; /* List of servers and connect info */
55#endif
56
57#ifdef LOOKUP_ORACLE
58extern uschar *oracle_servers; /* List of servers and connect info */
59#endif
60
61#ifdef LOOKUP_PGSQL
62extern uschar *pgsql_servers; /* List of servers and connect info */
63#endif
64
31480e42
PH		 65#ifdef LOOKUP_SQLITE
66extern int sqlite_lock_timeout; /* Internal lock waiting timeout */
67#endif
68
059ec3d9
PH		 69#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
70extern BOOL move_frozen_messages; /* Get them out of the normal directory */
71#endif
72
73/* These variables are outside the #ifdef because it keeps the code less
74cluttered in several places (e.g. during logging) if we can always refer to
75them. Also, the tls_ variables are now always visible. */
76
817d9f57
JH		 77typedef struct {
78 int active; /* fd/socket when in a TLS session */
79 int bits; /* bits used in TLS session */
80 BOOL certificate_verified; /* Client certificate verified */
81 uschar *cipher; /* Cipher used */
82 BOOL on_connect; /* For older MTAs that don't STARTTLS */
83 uschar *on_connect_ports; /* Ports always tls-on-connect */
84 uschar *peerdn; /* DN from peer */
817d9f57 85 uschar *sni; /* Server Name Indication */
817d9f57
JH		 86} tls_support;
87extern tls_support tls_in;
88extern tls_support tls_out;
059ec3d9
PH		 89
90#ifdef SUPPORT_TLS
e6060e2c 91extern BOOL gnutls_compat_mode; /* Less security, more compatibility */
a5f239e4 92extern BOOL gnutls_enable_pkcs11; /* Let GnuTLS autoload PKCS11 modules */
83da1223
PH		 93extern uschar *gnutls_require_mac; /* So some can be avoided */
94extern uschar *gnutls_require_kx; /* So some can be avoided */
95extern uschar *gnutls_require_proto; /* So some can be avoided */
77bb000f 96extern uschar *openssl_options; /* OpenSSL compatibility options */
059ec3d9
PH		 97extern const pcre *regex_STARTTLS; /* For recognizing STARTTLS settings */
98extern uschar *tls_advertise_hosts; /* host for which TLS is advertised */
99extern uschar *tls_certificate; /* Certificate file */
44bbabb5 100extern uschar *tls_channelbinding_b64; /* string of base64 channel binding */
059ec3d9 101extern uschar *tls_crl; /* CRL File */
3375e053 102extern int tls_dh_max_bits; /* don't accept higher lib suggestions */
059ec3d9 103extern uschar *tls_dhparam; /* DH param file */
3f7eeb86
PP		 104#if defined(EXPERIMENTAL_OCSP) && !defined(USE_GNUTLS)
105extern uschar *tls_ocsp_file; /* OCSP stapling proof file */
106#endif
059ec3d9
PH		 107extern BOOL tls_offered; /* Server offered TLS */
108extern uschar *tls_privatekey; /* Private key file */
109extern BOOL tls_remember_esmtp; /* For YAEB */
110extern uschar *tls_require_ciphers; /* So some can be avoided */
111extern uschar *tls_try_verify_hosts; /* Optional client verification */
112extern uschar *tls_verify_certificates;/* Path for certificates to check */
113extern uschar *tls_verify_hosts; /* Mandatory client verification */
114#endif
115
116
117/* Input-reading functions for messages, so we can use special ones for
118incoming TCP/IP. */
119
120extern int (*receive_getc)(void);
121extern int (*receive_ungetc)(int);
122extern int (*receive_feof)(void);
123extern int (*receive_ferror)(void);
58eb016e 124extern BOOL (*receive_smtp_buffered)(void);
059ec3d9
PH		 125
126
127/* For clearing, saving, restoring address expansion variables. We have to have
128the size of this vector set explicitly, because it is referenced from more than
129one module. */
130
131extern uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT];
132
133/* General global variables */
134
135extern BOOL accept_8bitmime; /* Allow *BITMIME incoming */
71fafd95 136extern header_line *acl_added_headers; /* Headers added by an ACL */
059ec3d9 137extern tree_node *acl_anchor; /* Tree of named ACLs */
525239c1
JH		 138extern uschar *acl_arg[9]; /* Argument to ACL call */
139extern int acl_narg; /* Number of arguments to ACL call */
059ec3d9 140extern uschar *acl_not_smtp; /* ACL run for non-SMTP messages */
54cdb463
PH		 141#ifdef WITH_CONTENT_SCAN
142extern uschar *acl_not_smtp_mime; /* For MIME parts of ditto */
143#endif
45b91596 144extern uschar *acl_not_smtp_start; /* ACL run at the beginning of a non-SMTP session */
059ec3d9
PH		 145extern uschar *acl_smtp_auth; /* ACL run for AUTH */
146extern uschar *acl_smtp_connect; /* ACL run on SMTP connection */
147extern uschar *acl_smtp_data; /* ACL run after DATA received */
80a47a2c
TK		 148#ifndef DISABLE_DKIM
149extern uschar *acl_smtp_dkim; /* ACL run for DKIM signatures / domains */
150#endif
059ec3d9
PH		 151extern uschar *acl_smtp_etrn; /* ACL run for ETRN */
152extern uschar *acl_smtp_expn; /* ACL run for EXPN */
153extern uschar *acl_smtp_helo; /* ACL run for HELO/EHLO */
154extern uschar *acl_smtp_mail; /* ACL run for MAIL */
155extern uschar *acl_smtp_mailauth; /* ACL run for MAIL AUTH */
8523533c
TK		 156#ifdef WITH_CONTENT_SCAN
157extern uschar *acl_smtp_mime; /* ACL run after DATA, before acl_smtp_data, for each MIME part */
158#endif
8f128379 159extern uschar *acl_smtp_notquit; /* ACL run for disconnects */
059ec3d9
PH		 160extern uschar *acl_smtp_predata; /* ACL run for DATA command */
161extern uschar *acl_smtp_quit; /* ACL run for QUIT */
162extern uschar *acl_smtp_rcpt; /* ACL run for RCPT */
163extern uschar *acl_smtp_starttls; /* ACL run for STARTTLS */
164extern uschar *acl_smtp_vrfy; /* ACL run for VRFY */
165extern BOOL acl_temp_details; /* TRUE to give details for 4xx error */
38a0a95f
PH		 166extern tree_node *acl_var_c; /* ACL connection variables */
167extern tree_node *acl_var_m; /* ACL messsage variables */
059ec3d9 168extern uschar *acl_verify_message; /* User message for verify failure */
059ec3d9 169extern string_item *acl_warn_logged; /* Logged lines */
a5bd321b 170extern uschar *acl_wherecodes[]; /* Response codes for ACL fails */
059ec3d9 171extern uschar *acl_wherenames[]; /* Names for messages */
69358f02
PH		 172extern BOOL active_local_from_check;/* For adding Sender: (switchable) */
173extern BOOL active_local_sender_retain; /* For keeping Sender: (switchable) */
059ec3d9
PH		 174extern address_item *addr_duplicate; /* Duplicate address list */
175extern address_item address_defaults; /* Default data for address item */
176extern uschar *address_file; /* Name of file when delivering to one */
177extern uschar *address_pipe; /* Pipe command when delivering to one */
178extern BOOL address_test_mode; /* True for -bt */
179extern tree_node *addresslist_anchor; /* Tree of defined address lists */
180extern int addresslist_count; /* Number defined */
181extern gid_t *admin_groups; /* List of admin groups */
182extern BOOL admin_user; /* True if caller can do admin */
c46782ef 183extern BOOL allow_auth_unadvertised;/* As it says */
059ec3d9
PH		 184extern BOOL allow_domain_literals; /* As it says */
185extern BOOL allow_mx_to_ip; /* Allow MX records to -> ip address */
186extern BOOL allow_unqualified_recipient; /* As it says */
187extern BOOL allow_unqualified_sender; /* Ditto */
188extern BOOL allow_utf8_domains; /* For experimenting */
189extern uschar *authenticated_id; /* ID that was authenticated */
190extern uschar *authenticated_sender; /* From AUTH on MAIL */
191extern BOOL authentication_failed; /* TRUE if AUTH was tried and failed */
192extern uschar *auth_advertise_hosts; /* Only advertise to these */
193extern auth_info auths_available[]; /* Vector of available auth mechanisms */
194extern auth_instance *auths; /* Chain of instantiated auths */
195extern auth_instance auth_defaults; /* Default values */
196extern uschar *auth_defer_msg; /* Error message for log */
197extern uschar *auth_defer_user_msg; /* Error message for user */
f78eb7c6 198extern uschar *auth_vars[]; /* $authn variables */
059ec3d9 199extern int auto_thaw; /* Auto-thaw interval */
8523533c 200#ifdef WITH_CONTENT_SCAN
9e949f00 201extern BOOL av_failed; /* TRUE if the AV process failed */
8523533c
TK		 202extern uschar *av_scanner; /* AntiVirus scanner to use for the malware condition */
203#endif
059ec3d9
PH		 204
205extern BOOL background_daemon; /* Set FALSE to keep in foreground */
206extern uschar *base62_chars; /* Table of base-62 characters */
207extern uschar *bi_command; /* Command for -bi option */
208extern uschar *big_buffer; /* Used for various temp things */
209extern int big_buffer_size; /* Current size (can expand) */
8523533c
TK		 210#ifdef EXPERIMENTAL_BRIGHTMAIL
211extern uschar *bmi_alt_location; /* expansion variable that contains the alternate location for the rcpt (available during routing) */
212extern uschar *bmi_base64_tracker_verdict; /* expansion variable with base-64 encoded OLD verdict string (available during routing) */
213extern uschar *bmi_base64_verdict; /* expansion variable with base-64 encoded verdict string (available during routing) */
214extern uschar *bmi_config_file; /* Brightmail config file */
215extern int bmi_deliver; /* Flag that determines if the message should be delivered to the rcpt (available during routing) */
216extern int bmi_run; /* Flag that determines if message should be run through Brightmail server */
217extern uschar *bmi_verdicts; /* BASE64-encoded verdicts with recipient lists */
218#endif
059ec3d9
PH		 219extern uschar *bounce_message_file; /* Template file */
220extern uschar *bounce_message_text; /* One-liner */
221extern uschar *bounce_recipient; /* When writing an errmsg */
222extern BOOL bounce_return_body; /* Include body in returned message */
223extern BOOL bounce_return_message; /* Include message in bounce */
224extern int bounce_return_size_limit; /* Max amount to return */
225extern uschar *bounce_sender_authentication; /* AUTH address for bounces */
226extern int bsmtp_transaction_linecount; /* Start of last transaction */
227
228extern int callout_cache_domain_positive_expire; /* Time for positive domain callout cache records to expire */
229extern int callout_cache_domain_negative_expire; /* Time for negative domain callout cache records to expire */
230extern int callout_cache_positive_expire; /* Time for positive callout cache records to expire */
231extern int callout_cache_negative_expire; /* Time for negative callout cache records to expire */
232extern uschar *callout_random_local_part; /* Local part to be used to check if server called will accept any local part */
233extern uschar *check_dns_names_pattern;/* Regex for syntax check */
234extern int check_log_inodes; /* Minimum for message acceptance */
235extern int check_log_space; /* Minimum for message acceptance */
a0d6ba8a 236extern BOOL check_rfc2047_length; /* Check RFC 2047 encoded string length */
059ec3d9
PH		 237extern int check_spool_inodes; /* Minimum for message acceptance */
238extern int check_spool_space; /* Minimum for message acceptance */
239extern int clmacro_count; /* Number of command line macros */
240extern uschar *clmacros[]; /* Copy of them, for re-exec */
241extern int connection_max_messages;/* Max down one SMTP connection */
242extern BOOL config_changed; /* True if -C used */
243extern FILE *config_file; /* Configuration file */
244extern uschar *config_filename; /* Configuration file name */
35edf2ff
PH		 245#ifdef CONFIGURE_GROUP
246extern gid_t config_gid; /* Additional group owner */
247#endif
059ec3d9
PH		 248extern int config_lineno; /* Line number */
249extern uschar *config_main_filelist; /* List of possible config files */
250extern uschar *config_main_filename; /* File name actually used */
251#ifdef CONFIGURE_OWNER
252extern uid_t config_uid; /* Additional owner */
253#endif
254extern uschar *continue_hostname; /* Host for continued delivery */
255extern uschar *continue_host_address; /* IP address for ditto */
256extern BOOL continue_more; /* Flag more addresses waiting */
257extern int continue_sequence; /* Sequence num for continued delivery */
258extern uschar *continue_transport; /* Transport for continued delivery */
259
e5a9dba6 260extern uschar *csa_status; /* Client SMTP Authorization result */
e4bdf652
JH		 261extern BOOL cutthrough_delivery; /* Deliver in foreground */
262extern int cutthrough_fd; /* Connection for ditto */
e5a9dba6 263
059ec3d9
PH		 264extern BOOL daemon_listen; /* True if listening required */
265extern uschar *daemon_smtp_port; /* Can be a list of ports */
4aee0225
PH		 266extern int daemon_startup_retries; /* Number of times to retry */
267extern int daemon_startup_sleep; /* Sleep between retries */
6a8f9482
TK		 268
269#ifdef EXPERIMENTAL_DCC
270extern BOOL dcc_direct_add_header; /* directly add header */
271extern uschar *dcc_header; /* dcc header */
272extern uschar *dcc_result; /* dcc result */
273extern uschar *dccifd_address; /* address of the dccifd daemon */
274extern uschar *dccifd_options; /* options for the dccifd daemon */
275#endif
276
3d235903 277extern BOOL debug_daemon; /* Debug the daemon process only */
059ec3d9
PH		 278extern int debug_fd; /* The fd for debug_file */
279extern FILE *debug_file; /* Where to write debugging info */
280extern bit_table debug_options[]; /* Table of debug options */
281extern int debug_options_count; /* Size of table */
282extern int delay_warning[]; /* Times between warnings */
283extern uschar *delay_warning_condition; /* Condition string for warnings */
284extern BOOL delivery_date_remove; /* Remove delivery-date headers */
285
286extern uschar *deliver_address_data; /* Arbitrary data for an address */
287extern int deliver_datafile; /* FD for data part of message */
288extern uschar *deliver_domain; /* The local domain for delivery */
289extern uschar *deliver_domain_data; /* From domain lookup */
290extern uschar *deliver_domain_orig; /* The original local domain for delivery */
291extern uschar *deliver_domain_parent; /* The parent domain for delivery */
292extern BOOL deliver_drop_privilege; /* TRUE for unprivileged delivery */
293extern BOOL deliver_firsttime; /* True for first delivery attempt */
294extern BOOL deliver_force; /* TRUE if delivery was forced */
295extern BOOL deliver_freeze; /* TRUE if delivery is frozen */
296extern int deliver_frozen_at; /* Time of freezing */
297extern uschar *deliver_home; /* Home directory for pipes */
298extern uschar *deliver_host; /* (First) host for routed local deliveries */
299 /* Remote host for filter */
300extern uschar *deliver_host_address; /* Address for remote delivery filter */
301extern uschar *deliver_in_buffer; /* Buffer for copying file */
302extern ino_t deliver_inode; /* Inode for appendfile */
303extern uschar *deliver_localpart; /* The local part for delivery */
304extern uschar *deliver_localpart_data; /* From local part lookup */
305extern uschar *deliver_localpart_orig; /* The original local part for delivery */
306extern uschar *deliver_localpart_parent; /* The parent local part for delivery */
307extern uschar *deliver_localpart_prefix; /* The stripped prefix, if any */
308extern uschar *deliver_localpart_suffix; /* The stripped suffix, if any */
309extern BOOL deliver_force_thaw; /* TRUE to force thaw in queue run */
310extern BOOL deliver_manual_thaw; /* TRUE if manually thawed */
311extern uschar *deliver_out_buffer; /* Buffer for copying file */
312extern int deliver_queue_load_max; /* Different value for queue running */
313extern address_item *deliver_recipients; /* Current set of addresses */
314extern uschar *deliver_selectstring; /* For selecting by recipient */
315extern BOOL deliver_selectstring_regex; /* String is regex */
316extern uschar *deliver_selectstring_sender; /* For selecting by sender */
317extern BOOL deliver_selectstring_sender_regex; /* String is regex */
8523533c
TK		 318#ifdef WITH_OLD_DEMIME
319extern int demime_errorlevel; /* Severity of MIME error */
320extern int demime_ok; /* Nonzero if message has been demimed */
321extern uschar *demime_reason; /* Reason for broken MIME container */
322#endif
4c590bd1 323extern BOOL disable_callout_flush; /* Don't flush before callouts */
047bdd8c 324extern BOOL disable_delay_flush; /* Don't flush before "delay" in ACL */
54fc8428
PH		 325#ifdef ENABLE_DISABLE_FSYNC
326extern BOOL disable_fsync; /* Not for normal use */
327#endif
7e66e54d 328extern BOOL disable_ipv6; /* Don't do any IPv6 things */
059ec3d9
PH		 329extern BOOL disable_logging; /* Disables log writing when TRUE */
330
80a47a2c 331#ifndef DISABLE_DKIM
2df588c9 332extern uschar *dkim_cur_signer; /* Expansion variable, holds the current "signer" domain or identity during a acl_smtp_dkim run */
9e5d6b55 333extern uschar *dkim_signers; /* Expansion variable, holds colon-separated list of domains and identities that have signed a message */
80a47a2c
TK		 334extern uschar *dkim_signing_domain; /* Expansion variable, domain used for signing a message. */
335extern uschar *dkim_signing_selector; /* Expansion variable, selector used for signing a message. */
336extern uschar *dkim_verify_signers; /* Colon-separated list of domains for each of which we call the DKIM ACL */
337extern BOOL dkim_collect_input; /* Runtime flag that tracks wether SMTP input is fed to DKIM validation */
338extern BOOL dkim_disable_verify; /* Set via ACL control statement. When set, DKIM verification is disabled for the current message */
f7572e5a
TK		 339#endif
340
059ec3d9 341extern uschar *dns_again_means_nonexist; /* Domains that are badly set up */
e5a9dba6
PH		 342extern int dns_csa_search_limit; /* How deep to search for CSA SRV records */
343extern BOOL dns_csa_use_reverse; /* Check CSA in reverse DNS? (non-standard) */
059ec3d9
PH		 344extern uschar *dns_ipv4_lookup; /* For these domains, don't look for AAAA (or A6) */
345extern int dns_retrans; /* Retransmission time setting */
346extern int dns_retry; /* Number of retries */
1f4a55da 347extern int dns_use_dnssec; /* When constructing DNS query, set DO flag */
e97d1f08 348extern int dns_use_edns0; /* Coerce EDNS0 support on/off in resolver. */
059ec3d9 349extern uschar *dnslist_domain; /* DNS (black) list domain */
93655c46 350extern uschar *dnslist_matched; /* DNS (black) list matched key */
059ec3d9
PH		 351extern uschar *dnslist_text; /* DNS (black) list text message */
352extern uschar *dnslist_value; /* DNS (black) list IP address */
353extern tree_node *domainlist_anchor; /* Tree of defined domain lists */
354extern int domainlist_count; /* Number defined */
355extern BOOL dont_deliver; /* TRUE for -N option */
356extern BOOL dot_ends; /* TRUE if "." ends non-SMTP input */
357
358/* This option is now a no-opt, retained for compatibility */
359extern BOOL drop_cr; /* For broken local MUAs */
360
0e22dfd1
PH		 361extern uschar *dsn_from; /* From: string for DSNs */
362
059ec3d9
PH		 363extern BOOL enable_dollar_recipients; /* Make $recipients available */
364extern int envelope_to_remove; /* Remove envelope_to_headers */
365extern int errno_quota; /* Quota errno in this OS */
366extern int error_handling; /* Error handling style */
367extern uschar *errors_copy; /* For taking copies of errors */
368extern uschar *errors_reply_to; /* Reply-to for error messages */
369extern int errors_sender_rc; /* Return after message to sender*/
370extern gid_t exim_gid; /* To be used with exim_uid */
371extern BOOL exim_gid_set; /* TRUE if exim_gid set */
372extern uschar *exim_path; /* Path to exec exim */
98a90c36 373extern const uschar *exim_sieve_extension_list[]; /* list of sieve extensions */
059ec3d9
PH		 374extern uid_t exim_uid; /* Non-root uid for exim */
375extern BOOL exim_uid_set; /* TRUE if exim_uid set */
376extern int expand_forbid; /* RDO flags for forbidding things */
377extern int expand_nlength[]; /* Lengths of numbered strings */
378extern int expand_nmax; /* Max numerical value */
379extern uschar *expand_nstring[]; /* Numbered strings */
380extern BOOL expand_string_forcedfail; /* TRUE if failure was "expected" */
381extern BOOL extract_addresses_remove_arguments; /* Controls -t behaviour */
382extern uschar *extra_local_interfaces; /* Local, non-listen interfaces */
383
29aba418
TF		 384extern int fake_response; /* Fake FAIL or DEFER response to data */
385extern uschar *fake_response_text; /* User defined message for the above. Default is in globals.c. */
059ec3d9
PH		 386extern int filter_n[FILTER_VARIABLE_COUNT]; /* filter variables */
387extern BOOL filter_running; /* TRUE while running a filter */
388extern int filter_sn[FILTER_VARIABLE_COUNT]; /* variables set by system filter */
f05da2e8
PH		 389extern int filter_test; /* Filter test type */
390extern uschar *filter_test_sfile; /* System filter test file */
391extern uschar *filter_test_ufile; /* User filter test file */
059ec3d9
PH		 392extern uschar *filter_thisaddress; /* For address looping */
393extern int finduser_retries; /* Retry count for getpwnam() */
394extern uid_t fixed_never_users[]; /* Can't be overridden */
8523533c
TK		 395#ifdef WITH_OLD_DEMIME
396extern uschar *found_extension; /* demime acl condition: file extension found */
397#endif
059ec3d9 398extern uschar *freeze_tell; /* Message on (some) freezings */
6a3f1455 399extern uschar *freeze_tell_config; /* The configured setting */
059ec3d9
PH		 400extern uschar *fudged_queue_times; /* For use in test harness */
401
402extern uschar *gecos_name; /* To be expanded when pattern matches */
403extern uschar *gecos_pattern; /* Pattern to match */
404extern rewrite_rule *global_rewrite_rules; /* Chain of rewriting rules */
405
406extern int header_insert_maxlen; /* Max for inserting headers */
407extern int header_maxsize; /* Max total length for header */
408extern int header_line_maxsize; /* Max for an individual line */
409extern header_name header_names[]; /* Table of header names */
410extern int header_names_size; /* Number of entries */
411extern BOOL header_rewritten; /* TRUE if header changed by router */
412extern uschar *helo_accept_junk_hosts; /* Allowed to use junk arg */
413extern uschar *helo_allow_chars; /* Rogue chars to allow in HELO/EHLO */
414extern uschar *helo_lookup_domains; /* If these given, lookup host name */
415extern uschar *helo_try_verify_hosts; /* Soft check HELO argument for these */
416extern BOOL helo_verified; /* True if HELO verified */
d7b47fd0 417extern BOOL helo_verify_failed; /* True if attempt failed */
059ec3d9 418extern uschar *helo_verify_hosts; /* Hard check HELO argument for these */
1ba28e2b 419extern const uschar *hex_digits; /* Used in several places */
059ec3d9
PH		 420extern uschar *hold_domains; /* Hold up deliveries to these */
421extern BOOL host_find_failed_syntax;/* DNS syntax check failure */
422extern BOOL host_checking_callout; /* TRUE if real callout wanted */
423extern uschar *host_data; /* Obtained from lookup in ACL */
424extern uschar *host_lookup; /* For which IP addresses are always looked up */
b08b24c8 425extern BOOL host_lookup_deferred; /* TRUE if lookup deferred */
059ec3d9
PH		 426extern BOOL host_lookup_failed; /* TRUE if lookup failed */
427extern uschar *host_lookup_order; /* Order of host lookup types */
428extern uschar *host_lookup_msg; /* Text for why it failed */
429extern int host_number; /* For sharing spools */
430extern uschar *host_number_string; /* For expanding */
431extern uschar *host_reject_connection; /* Reject these hosts */
432extern tree_node *hostlist_anchor; /* Tree of defined host lists */
433extern int hostlist_count; /* Number defined */
434extern uschar *hosts_connection_nolog; /* Limits the logging option */
435extern uschar *hosts_treat_as_local; /* For routing */
436
437extern int ignore_bounce_errors_after; /* Keep them for this time. */
438extern BOOL ignore_fromline_local; /* Local SMTP ignore fromline */
439extern uschar *ignore_fromline_hosts; /* Hosts permitted to send "From " */
9ee44efb
PP		 440extern BOOL inetd_wait_mode; /* Whether running in inetd wait mode */
441extern int inetd_wait_timeout; /* Timeout for inetd wait mode */
059ec3d9 442extern BOOL is_inetd; /* True for inetd calls */
0ce9abe6 443extern uschar *iterate_item; /* Item from iterate list */
059ec3d9
PH		 444
445extern int journal_fd; /* Fd for journal file */
446
447extern int keep_malformed; /* Time to keep malformed messages */
448
449extern uschar *eldap_dn; /* Where LDAP DNs are left */
450extern int load_average; /* Most recently read load average */
451extern BOOL local_error_message; /* True if handling one of these */
69358f02 452extern BOOL local_from_check; /* For adding Sender: (global value) */
059ec3d9
PH		 453extern uschar *local_from_prefix; /* Permitted prefixes */
454extern uschar *local_from_suffix; /* Permitted suffixes */
455extern uschar *local_interfaces; /* For forcing specific interfaces */
456extern uschar *local_scan_data; /* Text returned by local_scan() */
457extern optionlist local_scan_options[];/* Option list for local_scan() */
458extern int local_scan_options_count; /* Size of the list */
459extern int local_scan_timeout; /* Timeout for local_scan() */
460extern BOOL local_sender_retain; /* Retain Sender: (with no From: check) */
461extern gid_t local_user_gid; /* As it says; may be set in routers */
462extern uid_t local_user_uid; /* As it says; may be set in routers */
463extern tree_node *localpartlist_anchor;/* Tree of defined localpart lists */
464extern int localpartlist_count; /* Number defined */
465extern uschar *log_buffer; /* For constructing log entries */
466extern unsigned int log_extra_selector;/* Bit map of logging options other than used by log_write() */
467extern uschar *log_file_path; /* If unset, use default */
468extern bit_table log_options[]; /* Table of options */
469extern int log_options_count; /* Size of table */
6ea85e9a 470extern int log_reject_target; /* Target log for ACL rejections */
059ec3d9
PH		 471extern uschar *log_selector_string; /* As supplied in the config */
472extern FILE *log_stderr; /* Copy of stderr for log use, or NULL */
473extern BOOL log_testing_mode; /* TRUE in various testing modes */
474extern BOOL log_timezone; /* TRUE to include the timezone in log lines */
6ea85e9a 475extern unsigned int log_write_selector;/* Bit map of logging options for log_write() */
059ec3d9 476extern uschar *login_sender_address; /* The actual sender address */
e6d225ae 477extern lookup_info **lookup_list; /* Array of pointers to available lookups */
059ec3d9
PH		 478extern int lookup_list_count; /* Number of entries in the list */
479extern int lookup_open_max; /* Max lookup files to cache */
480extern uschar *lookup_value; /* Value looked up from file */
481
482extern macro_item *macros; /* Configuration macros */
483extern uschar *mailstore_basename; /* For mailstore deliveries */
8523533c
TK		 484#ifdef WITH_CONTENT_SCAN
485extern uschar *malware_name; /* Name of virus or malware ("W32/Klez-H") */
486#endif
d677b2f2 487extern int max_received_linelength;/* What it says */
059ec3d9
PH		 488extern int max_username_length; /* For systems with broken getpwnam() */
489extern int message_age; /* In seconds */
490extern uschar *message_body; /* Start of message body for filter */
491extern uschar *message_body_end; /* End of message body for filter */
ddea74fa 492extern BOOL message_body_newlines; /* FALSE => remove newlines */
059ec3d9
PH		 493extern int message_body_size; /* Sic */
494extern int message_body_visible; /* Amount visible in message_body */
495extern int message_ended; /* State of message reading and how ended */
496extern uschar *message_headers; /* When built */
497extern uschar message_id_option[]; /* -E<message-id> for use as option */
498extern uschar *message_id_external; /* External form of following */
499extern uschar *message_id_domain; /* Expanded to form domain-part of message_id */
500extern uschar *message_id_text; /* Expanded to form message_id */
501extern struct timeval message_id_tv; /* Time used to create last message_id */
502extern int message_linecount; /* As it says */
503extern BOOL message_logs; /* TRUE to write message logs */
504extern int message_size; /* Size of message */
505extern uschar *message_size_limit; /* As it says */
506extern uschar message_subdir[]; /* Subdirectory for messages */
507extern uschar *message_reference; /* Reference for error messages */
8523533c
TK		 508
509/* MIME ACL expandables */
510#ifdef WITH_CONTENT_SCAN
511extern int mime_anomaly_level;
1ba28e2b 512extern const uschar *mime_anomaly_text;
8523533c
TK		 513extern uschar *mime_boundary;
514extern uschar *mime_charset;
515extern uschar *mime_content_description;
516extern uschar *mime_content_disposition;
517extern uschar *mime_content_id;
518extern unsigned int mime_content_size;
519extern uschar *mime_content_transfer_encoding;
520extern uschar *mime_content_type;
521extern uschar *mime_decoded_filename;
522extern uschar *mime_filename;
523extern int mime_is_multipart;
524extern int mime_is_coverletter;
525extern int mime_is_rfc822;
526extern int mime_part_count;
527#endif
528
059ec3d9
PH		 529extern BOOL mua_wrapper; /* TRUE when Exim is wrapping an MUA */
530
531extern uid_t *never_users; /* List of uids never to be used */
8523533c
TK		 532#ifdef WITH_CONTENT_SCAN
533extern BOOL no_mbox_unspool; /* don't unlink files in /scan directory */
534#endif
059ec3d9
PH		 535extern BOOL no_multiline_responses; /* For broken clients */
536
537extern optionlist optionlist_auths[]; /* These option lists are made */
538extern int optionlist_auths_size; /* global so that readconf can */
539extern optionlist optionlist_routers[]; /* see them for printing out */
540extern int optionlist_routers_size; /* the options. */
541extern optionlist optionlist_transports[];
542extern int optionlist_transports_size;
543
544extern uid_t original_euid; /* Original effective uid */
545extern gid_t originator_gid; /* Gid of whoever wrote spool file */
546extern uschar *originator_login; /* Login of same */
547extern uschar *originator_name; /* Full name of same */
548extern uid_t originator_uid; /* Uid of ditto */
549extern uschar *override_local_interfaces; /* Value of -oX argument */
550extern uschar *override_pid_file_path; /* Value of -oP argument */
551
552extern BOOL parse_allow_group; /* Allow group syntax */
553extern BOOL parse_found_group; /* In the middle of a group */
554extern uschar *percent_hack_domains; /* Local domains for which '% operates */
555extern uschar *pid_file_path; /* For writing daemon pids */
556extern uschar *pipelining_advertise_hosts; /* As it says */
cf8b11a5 557extern BOOL pipelining_enable; /* As it says */
059ec3d9
PH		 558extern BOOL preserve_message_logs; /* Save msglog files */
559extern uschar *primary_hostname; /* Primary name of this computer */
560extern BOOL print_topbitchars; /* Topbit chars are printing chars */
561extern uschar process_info[]; /* For SIGUSR1 output */
921b12ca 562extern int process_info_len;
059ec3d9
PH		 563extern uschar *process_log_path; /* Alternate path */
564extern BOOL prod_requires_admin; /* TRUE if prodding requires admin */
fffda43a
TK		 565extern uschar *prvscheck_address; /* Set during prvscheck expansion item */
566extern uschar *prvscheck_keynum; /* Set during prvscheck expansion item */
567extern uschar *prvscheck_result; /* Set during prvscheck expansion item */
059ec3d9
PH		 568
569extern uschar *qualify_domain_recipient; /* Domain to qualify recipients with */
570extern uschar *qualify_domain_sender; /* Domain to qualify senders with */
571extern BOOL queue_2stage; /* Run queue in 2-stage manner */
572extern uschar *queue_domains; /* Queue these domains */
573extern BOOL queue_list_requires_admin; /* TRUE if -bp requires admin */
574extern BOOL queue_run_first_delivery; /* If TRUE, first deliveries only */
575extern BOOL queue_run_force; /* TRUE to force during queue run */
576extern BOOL queue_run_local; /* Local deliveries only in queue run */
577extern BOOL queue_running; /* TRUE for queue running process and */
578 /* immediate children */
579extern pid_t queue_run_pid; /* PID of the queue running process or 0 */
580extern int queue_run_pipe; /* Pipe for synchronizing */
581extern int queue_interval; /* Queue running interval */
582extern BOOL queue_only; /* TRUE to disable immediate delivery */
583extern int queue_only_load; /* Max load before auto-queue */
8669f003 584extern BOOL queue_only_load_latch; /* Latch queue_only_load TRUE */
059ec3d9
PH		 585extern uschar *queue_only_file; /* Queue if file exists/not-exists */
586extern BOOL queue_only_override; /* Allow override from command line */
587extern BOOL queue_only_policy; /* ACL or local_scan wants queue_only */
588extern BOOL queue_run_in_order; /* As opposed to random */
589extern int queue_run_max; /* Max queue runners */
590extern BOOL queue_smtp; /* Disable all immediate STMP (-odqs)*/
591extern uschar *queue_smtp_domains; /* Ditto, for these domains */
592
593extern unsigned int random_seed; /* Seed for random numbers */
fe0dab11 594extern tree_node *ratelimiters_cmd; /* Results of command ratelimit checks */
870f6ba8
TF		 595extern tree_node *ratelimiters_conn; /* Results of connection ratelimit checks */
596extern tree_node *ratelimiters_mail; /* Results of per-mail ratelimit checks */
059ec3d9
PH		 597extern uschar *raw_active_hostname; /* Pre-expansion */
598extern uschar *raw_sender; /* Before rewriting */
599extern uschar **raw_recipients; /* Before rewriting */
600extern int raw_recipients_count;
601extern int rcpt_count; /* Count of RCPT commands in a message */
602extern int rcpt_fail_count; /* Those that got 5xx */
603extern int rcpt_defer_count; /* Those that got 4xx */
604extern gid_t real_gid; /* Real gid */
605extern uid_t real_uid; /* Real user running program */
606extern BOOL really_exim; /* FALSE in utilities */
607extern BOOL receive_call_bombout; /* Flag for crashing log */
608extern int receive_linecount; /* Mainly for BSMTP errors */
609extern int receive_messagecount; /* Mainly for BSMTP errors */
610extern int receive_timeout; /* For non-SMTP acceptance */
611extern int received_count; /* Count of Received: headers */
612extern uschar *received_for; /* For "for" field */
613extern uschar *received_header_text; /* Definition of Received: header */
614extern int received_headers_max; /* Max count of Received: headers */
615extern int received_time; /* Time the message was received */
616extern uschar *recipient_data; /* lookup data for recipients */
617extern uschar *recipient_unqualified_hosts; /* Permitted unqualified recipients */
2c7db3f5 618extern uschar *recipient_verify_failure; /* What went wrong */
059ec3d9
PH		 619extern BOOL recipients_discarded; /* By an ACL */
620extern int recipients_list_max; /* Maximum number fitting in list */
621extern int recipients_max; /* Max permitted */
622extern int recipients_max_reject; /* If TRUE, reject whole message */
623extern const pcre *regex_AUTH; /* For recognizing AUTH settings */
624extern const pcre *regex_check_dns_names; /* For DNS name checking */
625extern const pcre *regex_From; /* For recognizing "From_" lines */
f1513293 626extern const pcre *regex_IGNOREQUOTA; /* For recognizing IGNOREQUOTA (LMTP) */
059ec3d9
PH		 627extern const pcre *regex_PIPELINING; /* For recognizing PIPELINING */
628extern const pcre *regex_SIZE; /* For recognizing SIZE settings */
a5bd321b 629extern const pcre *regex_smtp_code; /* For recognizing SMTP codes */
059ec3d9 630extern const pcre *regex_ismsgid; /* Compiled r.e. for message it */
a7cbbf50
PP		 631#ifdef WHITELIST_D_MACROS
632extern const pcre *regex_whitelisted_macro; /* For -D macro values */
633#endif
8523533c
TK		 634#ifdef WITH_CONTENT_SCAN
635extern uschar *regex_match_string; /* regex that matched a line (regex ACL condition) */
636#endif
059ec3d9
PH		 637extern int remote_delivery_count; /* Number of remote addresses */
638extern int remote_max_parallel; /* Maximum parallel delivery */
639extern uschar *remote_sort_domains; /* Remote domain sorting order */
640extern retry_config *retries; /* Chain of retry config information */
641extern int retry_data_expire; /* When to expire retry data */
642extern int retry_interval_max; /* Absolute maximum */
643extern int retry_maximum_timeout; /* The maximum timeout */
644extern uschar *return_path; /* Return path for a message */
645extern BOOL return_path_remove; /* Remove return-path headers */
646extern int rewrite_existflags; /* Indicate which headers have rewrites */
647extern uschar *rfc1413_hosts; /* RFC hosts */
648extern int rfc1413_query_timeout; /* Timeout on RFC 1413 calls */
649/* extern BOOL rfc821_domains; */ /* If set, syntax is 821, not 822 => being abolished */
c1d94452 650extern uid_t root_gid; /* The gid for root */
059ec3d9
PH		 651extern uid_t root_uid; /* The uid for root */
652extern router_info routers_available[];/* Vector of available routers */
653extern router_instance *routers; /* Chain of instantiated routers */
654extern router_instance router_defaults;/* Default values */
655extern BOOL running_in_test_harness; /*TRUE when running_status is patched */
656extern ip_address_item *running_interfaces; /* Host's running interfaces */
657extern uschar *running_status; /* Flag string for testing */
658extern int runrc; /* rc from ${run} */
659
660extern uschar *search_error_message; /* Details of lookup problem */
661extern BOOL search_find_defer; /* Set TRUE if lookup deferred */
662extern uschar *self_hostname; /* Self host after routing->directors */
663extern unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for sender */
2a3eea10 664extern uschar *sender_address_data; /* address_data from sender verify */
059ec3d9
PH		 665extern BOOL sender_address_forced; /* Set by -f */
666extern uschar *sender_address_unrewritten; /* Set if rewritten by verify */
667extern uschar *sender_data; /* lookup result for senders */
668extern unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for sender domain */
669extern uschar *sender_fullhost; /* Sender host name + address */
670extern uschar *sender_helo_name; /* Host name from HELO/EHLO */
671extern uschar **sender_host_aliases; /* Points to list of alias names */
672extern unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32]; /* Cache bits for incoming host */
1f4a55da 673extern BOOL sender_host_dnssec; /* true if sender_host_name verified in DNSSEC */
059ec3d9
PH		 674extern BOOL sender_host_notsocket; /* Set for -bs and -bS */
675extern BOOL sender_host_unknown; /* TRUE for -bs and -bS except inetd */
676extern uschar *sender_ident; /* Sender identity via RFC 1413 */
677extern BOOL sender_local; /* TRUE for local senders */
2fe1a124 678extern BOOL sender_name_forced; /* Set by -F */
870f6ba8
TF		 679extern uschar *sender_rate; /* Sender rate computed by ACL */
680extern uschar *sender_rate_limit; /* Configured rate limit */
681extern uschar *sender_rate_period; /* Configured smoothing period */
059ec3d9
PH		 682extern uschar *sender_rcvhost; /* Host data for Received: */
683extern BOOL sender_set_untrusted; /* Sender set by untrusted caller */
684extern uschar *sender_unqualified_hosts; /* Permitted unqualified senders */
2c7db3f5 685extern uschar *sender_verify_failure; /* What went wrong */
059ec3d9
PH		 686extern address_item *sender_verified_list; /* Saved chain of sender verifies */
687extern address_item *sender_verified_failed; /* The one that caused denial */
41c7c167
PH		 688extern uschar *sending_ip_address; /* Address of outgoing (SMTP) interface */
689extern int sending_port; /* Port of outgoing interface */
cd59ab18 690extern SIGNAL_BOOL sigalrm_seen; /* Flag for sigalrm_handler */
059ec3d9
PH		 691extern uschar **sighup_argv; /* Args for re-execing after SIGHUP */
692extern int smtp_accept_count; /* Count of connections */
693extern BOOL smtp_accept_keepalive; /* Set keepalive on incoming */
694extern int smtp_accept_max; /* Max SMTP connections */
695extern int smtp_accept_max_nonmail;/* Max non-mail commands in one con */
696extern uschar *smtp_accept_max_nonmail_hosts; /* Limit non-mail cmds from these hosts */
697extern int smtp_accept_max_per_connection; /* Max msgs per connection */
698extern uschar *smtp_accept_max_per_host; /* Max SMTP cons from one IP addr */
699extern int smtp_accept_queue; /* Queue after so many connections */
700extern int smtp_accept_queue_per_connection; /* Queue after so many msgs */
701extern int smtp_accept_reserve; /* Reserve these SMTP connections */
702extern uschar *smtp_active_hostname; /* Hostname for this message */
703extern BOOL smtp_authenticated; /* Sending client has authenticated */
704extern uschar *smtp_banner; /* Banner string (to be expanded) */
705extern BOOL smtp_check_spool_space; /* TRUE to check SMTP SIZE value */
b4ed4da0 706extern int smtp_ch_index; /* Index in smtp_connection_had */
3ee512ff
PH		 707extern uschar *smtp_cmd_argument; /* For all SMTP commands */
708extern uschar *smtp_cmd_buffer; /* SMTP command buffer */
b4ed4da0
PH		 709extern time_t smtp_connection_start; /* Start time of SMTP connection */
710extern uschar smtp_connection_had[]; /* Recent SMTP commands */
059ec3d9
PH		 711extern int smtp_connect_backlog; /* Max backlog permitted */
712extern double smtp_delay_mail; /* Current MAIL delay */
713extern double smtp_delay_rcpt; /* Current RCPT delay */
714extern BOOL smtp_enforce_sync; /* Enforce sync rules */
715extern uschar *smtp_etrn_command; /* Command to run */
716extern BOOL smtp_etrn_serialize; /* Only one at once */
717extern FILE *smtp_in; /* Incoming SMTP input file */
718extern int smtp_load_reserve; /* Only from reserved if load > this */
719extern int smtp_mailcmd_count; /* Count of MAIL commands */
720extern int smtp_max_synprot_errors;/* Max syntax/protocol errors */
721extern int smtp_max_unknown_commands; /* As it says */
8f128379 722extern uschar *smtp_notquit_reason; /* Global for disconnect reason */
059ec3d9
PH		 723extern FILE *smtp_out; /* Incoming SMTP output file */
724extern uschar *smtp_ratelimit_hosts; /* Rate limit these hosts */
725extern uschar *smtp_ratelimit_mail; /* Parameters for MAIL limiting */
726extern uschar *smtp_ratelimit_rcpt; /* Parameters for RCPT limiting */
727extern uschar *smtp_read_error; /* Message for SMTP input error */
728extern int smtp_receive_timeout; /* Applies to each received line */
729extern uschar *smtp_reserve_hosts; /* Hosts for reserved slots */
730extern BOOL smtp_return_error_details; /* TRUE to return full info */
731extern int smtp_rlm_base; /* Base interval for MAIL rate limit */
732extern double smtp_rlm_factor; /* Factor for MAIL rate limit */
733extern int smtp_rlm_limit; /* Max delay */
734extern int smtp_rlm_threshold; /* Threshold for RCPT rate limit */
735extern int smtp_rlr_base; /* Base interval for RCPT rate limit */
736extern double smtp_rlr_factor; /* Factor for RCPT rate limit */
737extern int smtp_rlr_limit; /* Max delay */
738extern int smtp_rlr_threshold; /* Threshold for RCPT rate limit */
739extern BOOL smtp_use_pipelining; /* Global for passed connections */
740extern BOOL smtp_use_size; /* Global for passed connections */
8523533c
TK		 741
742#ifdef WITH_CONTENT_SCAN
743extern uschar *spamd_address; /* address for the spamassassin daemon */
744extern uschar *spam_bar; /* the spam "bar" (textual representation of spam_score) */
745extern uschar *spam_report; /* the spamd report (multiline) */
746extern uschar *spam_score; /* the spam score (float) */
747extern uschar *spam_score_int; /* spam_score * 10 (int) */
748#endif
749#ifdef EXPERIMENTAL_SPF
65a7d8c3 750extern uschar *spf_guess; /* spf best-guess record */
8523533c 751extern uschar *spf_header_comment; /* spf header comment */
8fe685ad 752extern uschar *spf_received; /* Received-SPF: header */
8523533c
TK		 753extern uschar *spf_result; /* spf result in string form */
754extern uschar *spf_smtp_comment; /* spf comment to include in SMTP reply */
755#endif
059ec3d9
PH		 756extern BOOL split_spool_directory; /* TRUE to use multiple subdirs */
757extern uschar *spool_directory; /* Name of spool directory */
8523533c
TK		 758#ifdef EXPERIMENTAL_SRS
759extern uschar *srs_config; /* SRS config secret:max age:hash length:use timestamp:use hash */
760extern uschar *srs_db_address; /* SRS db address */
761extern uschar *srs_db_key; /* SRS db key */
384152a6
TK		 762extern int srs_hashlength; /* SRS hash length */
763extern int srs_hashmin; /* SRS minimum hash length */
764extern int srs_maxage; /* SRS max age */
8523533c
TK		 765extern uschar *srs_orig_sender; /* SRS original sender */
766extern uschar *srs_orig_recipient; /* SRS original recipient */
767extern uschar *srs_recipient; /* SRS recipient */
384152a6 768extern uschar *srs_secrets; /* SRS secrets list */
8523533c 769extern uschar *srs_status; /* SRS staus */
384152a6
TK		 770extern BOOL srs_usehash; /* SRS use hash flag */
771extern BOOL srs_usetimestamp; /* SRS use timestamp flag */
8523533c 772#endif
38a0a95f 773extern BOOL strict_acl_vars; /* ACL variables have to be set before being used */
059ec3d9 774extern int string_datestamp_offset;/* After insertion by string_format */
f1e5fef5
PP		 775extern int string_datestamp_length;/* After insertion by string_format */
776extern int string_datestamp_type; /* After insertion by string_format */
059ec3d9
PH		 777extern BOOL strip_excess_angle_brackets; /* Surrounding route-addrs */
778extern BOOL strip_trailing_dot; /* Remove dots at ends of domains */
779extern uschar *submission_domain; /* Domain for submission mode */
780extern BOOL submission_mode; /* Can be forced from ACL */
2fe1a124 781extern uschar *submission_name; /* User name set from ACL */
8800895a 782extern BOOL suppress_local_fixups; /* Can be forced from ACL */
f4ee74ac 783extern BOOL suppress_local_fixups_default; /* former is reset to this; override with -G */
059ec3d9
PH		 784extern BOOL synchronous_delivery; /* TRUE if -odi is set */
785extern BOOL syslog_duplication; /* FALSE => no duplicate logging */
786extern int syslog_facility; /* As defined by Syslog.h */
787extern uschar *syslog_processname; /* 'ident' param to openlog() */
788extern BOOL syslog_timestamp; /* TRUE if time on syslogs */
789extern uschar *system_filter; /* Name of system filter file */
790
791extern uschar *system_filter_directory_transport; /* Transports for the */
792extern uschar *system_filter_file_transport; /* system filter */
793extern uschar *system_filter_pipe_transport;
794extern uschar *system_filter_reply_transport;
795
796extern gid_t system_filter_gid; /* Gid for running system filter */
797extern BOOL system_filter_gid_set; /* TRUE if gid set */
798extern uid_t system_filter_uid; /* Uid for running system filter */
799extern BOOL system_filter_uid_set; /* TRUE if uid set */
800extern BOOL system_filtering; /* TRUE when running system filter */
801
802extern BOOL tcp_nodelay; /* Controls TCP_NODELAY on daemon */
5dc43717
JJ		 803#ifdef USE_TCP_WRAPPERS
804extern uschar *tcp_wrappers_daemon_name; /* tcpwrappers daemon lookup name */
805#endif
8669f003 806extern int test_harness_load_avg; /* For use when testing */
059ec3d9
PH		 807extern int thismessage_size_limit; /* Limit for this message */
808extern int timeout_frozen_after; /* Max time to keep frozen messages */
809extern BOOL timestamps_utc; /* Use UTC for all times */
810extern int transport_count; /* Count of bytes transported */
332f5cf3 811extern int transport_newlines; /* Accurate count of number of newline chars transported */
059ec3d9
PH		 812extern uschar **transport_filter_argv; /* For on-the-fly filtering */
813extern int transport_filter_timeout; /* Timeout for same */
2e2a30b4 814extern BOOL transport_filter_timed_out; /* True if it did */
059ec3d9
PH		 815
816extern transport_info transports_available[]; /* Vector of available transports */
817extern transport_instance *transports; /* Chain of instantiated transports */
818extern transport_instance transport_defaults; /* Default values */
819
820extern int transport_write_timeout;/* Set to time out individual writes */
821
822extern tree_node *tree_dns_fails; /* Tree of DNS lookup failures */
823extern tree_node *tree_duplicates; /* Tree of duplicate addresses */
824extern tree_node *tree_nonrecipients; /* Tree of nonrecipient addresses */
825extern tree_node *tree_unusable; /* Tree of unusable addresses */
826
827extern BOOL trusted_caller; /* Caller is trusted */
e2f5dc15 828extern BOOL trusted_config; /* Configuration file is trusted */
059ec3d9
PH		 829extern gid_t *trusted_groups; /* List of trusted groups */
830extern uid_t *trusted_users; /* List of trusted users */
831extern uschar *timezone_string; /* Required timezone setting */
832
833extern uschar *unknown_login; /* To use when login id unknown */
834extern uschar *unknown_username; /* Ditto */
835extern uschar *untrusted_set_sender; /* Let untrusted users set these senders */
836extern uschar *uucp_from_pattern; /* For recognizing "From " lines */
837extern uschar *uucp_from_sender; /* For building the sender */
838
839extern uschar *warn_message_file; /* Template for warning messages */
840extern uschar *warnmsg_delay; /* String form of delay time */
841extern uschar *warnmsg_recipients; /* Recipients of warning message */
842extern BOOL write_rejectlog; /* Control of reject logging */
843
844extern uschar *version_copyright; /* Copyright notice */
845extern uschar *version_date; /* Date of compilation */
846extern uschar *version_cnumber; /* Compile number */
847extern uschar *version_string; /* Version string */
848
849extern int warning_count; /* Delay warnings sent for this msg */
850
851/* End of globals.h */
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