1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
5 /* Copyright (c) University of Cambridge 1995 - 2015 */
6 /* See the file NOTICE for conditions of use and distribution. */
9 /* Prototypes for functions that appear in various modules. Gathered together
10 to avoid having a lot of tiddly little headers with only a couple of lines in
11 them. However, some functions that are used (or not used) by utility programs
12 are in in fact in separate headers. */
16 extern uschar
*call_perl_cat(uschar
*, int *, int *, uschar
**, uschar
*,
18 extern void cleanup_perl(void);
19 extern uschar
*init_perl(uschar
*);
25 std_dh_prime_default(void);
27 std_dh_prime_named(const uschar
*);
29 extern uschar
* tls_cert_crl_uri(void *, uschar
* mod
);
30 extern uschar
* tls_cert_ext_by_oid(void *, uschar
*, int);
31 extern uschar
* tls_cert_issuer(void *, uschar
* mod
);
32 extern uschar
* tls_cert_not_before(void *, uschar
* mod
);
33 extern uschar
* tls_cert_not_after(void *, uschar
* mod
);
34 extern uschar
* tls_cert_ocsp_uri(void *, uschar
* mod
);
35 extern uschar
* tls_cert_serial_number(void *, uschar
* mod
);
36 extern uschar
* tls_cert_signature(void *, uschar
* mod
);
37 extern uschar
* tls_cert_signature_algorithm(void *, uschar
* mod
);
38 extern uschar
* tls_cert_subject(void *, uschar
* mod
);
39 extern uschar
* tls_cert_subject_altname(void *, uschar
* mod
);
40 extern uschar
* tls_cert_version(void *, uschar
* mod
);
42 extern uschar
* tls_cert_der_b64(void * cert
);
43 extern uschar
* tls_cert_fprt_md5(void *);
44 extern uschar
* tls_cert_fprt_sha1(void *);
45 extern uschar
* tls_cert_fprt_sha256(void *);
47 extern int tls_client_start(int, host_item
*, address_item
*,
49 # ifdef EXPERIMENTAL_DANE
53 extern void tls_close(BOOL
, BOOL
);
54 extern int tls_export_cert(uschar
*, size_t, void *);
55 extern int tls_feof(void);
56 extern int tls_ferror(void);
57 extern void tls_free_cert(void **);
58 extern int tls_getc(void);
59 extern int tls_import_cert(const uschar
*, void **);
60 extern int tls_read(BOOL
, uschar
*, size_t);
61 extern int tls_server_start(const uschar
*);
62 extern BOOL
tls_smtp_buffered(void);
63 extern int tls_ungetc(int);
64 extern int tls_write(BOOL
, const uschar
*, size_t);
65 extern uschar
*tls_validate_require_cipher(void);
66 extern void tls_version_report(FILE *);
68 extern BOOL
tls_openssl_options_parse(uschar
*, long *);
70 extern uschar
* tls_field_from_dn(uschar
*, const uschar
*);
71 extern BOOL
tls_is_name_for_cert(const uschar
*, void *);
73 # ifdef EXPERIMENTAL_DANE
74 extern int tlsa_lookup(const host_item
*, dns_answer
*, BOOL
, BOOL
*);
77 #endif /*SUPPORT_TLS*/
80 /* Everything else... */
82 extern acl_block
*acl_read(uschar
*(*)(void), uschar
**);
83 extern int acl_check(int, uschar
*, uschar
*, uschar
**, uschar
**);
84 extern int acl_eval(int, uschar
*, uschar
**, uschar
**);
86 extern tree_node
*acl_var_create(uschar
*);
87 extern void acl_var_write(uschar
*, uschar
*, void *);
88 extern int auth_call_pam(const uschar
*, uschar
**);
89 extern int auth_call_pwcheck(uschar
*, uschar
**);
90 extern int auth_call_radius(const uschar
*, uschar
**);
91 extern int auth_call_saslauthd(const uschar
*, const uschar
*,
92 const uschar
*, const uschar
*, uschar
**);
93 extern int auth_check_serv_cond(auth_instance
*);
94 extern int auth_check_some_cond(auth_instance
*, uschar
*, uschar
*, int);
96 extern int auth_get_data(uschar
**, uschar
*, int);
97 extern int auth_get_no64_data(uschar
**, uschar
*);
98 extern uschar
*auth_xtextencode(uschar
*, int);
99 extern int auth_xtextdecode(uschar
*, uschar
**);
101 extern uschar
*b64encode(uschar
*, int);
102 extern int b64decode(uschar
*, uschar
**);
103 extern void bits_clear(unsigned int *, size_t, int *);
104 extern void bits_set(unsigned int *, size_t, int *);
106 extern void cancel_cutthrough_connection(const char *);
107 extern int check_host(void *, const uschar
*, const uschar
**, uschar
**);
108 extern uschar
**child_exec_exim(int, BOOL
, int *, BOOL
, int, ...);
109 extern pid_t
child_open_uid(const uschar
**, const uschar
**, int,
110 uid_t
*, gid_t
*, int *, int *, uschar
*, BOOL
);
111 extern uschar
*cutthrough_finaldot(void);
112 extern BOOL
cutthrough_flush_send(void);
113 extern BOOL
cutthrough_headers_send(void);
114 extern BOOL
cutthrough_predata(void);
115 extern BOOL
cutthrough_puts(uschar
*, int);
116 extern BOOL
cutthrough_put_nl(void);
118 extern void daemon_go(void);
120 #ifdef EXPERIMENTAL_DCC
121 extern int dcc_process(uschar
**);
124 extern void debug_logging_activate(uschar
*, uschar
*);
125 extern void debug_print_argv(const uschar
**);
126 extern void debug_print_ids(uschar
*);
127 extern void debug_print_string(uschar
*);
128 extern void debug_print_tree(tree_node
*);
129 extern void debug_vprintf(const char *, va_list);
130 extern void decode_bits(unsigned int *, size_t, int *,
131 uschar
*, bit_table
*, int, uschar
*, int);
132 extern address_item
*deliver_make_addr(uschar
*, BOOL
);
133 extern void deliver_init(void);
134 extern void delivery_log(int, address_item
*, int, uschar
*);
135 extern int deliver_message(uschar
*, BOOL
, BOOL
);
136 extern void deliver_msglog(const char *, ...) PRINTF_FUNCTION(1,2);
137 extern void deliver_set_expansions(address_item
*);
138 extern int deliver_split_address(address_item
*);
139 extern void deliver_succeeded(address_item
*);
141 extern uschar
*deliver_get_sender_address (uschar
*id
);
143 #ifdef WITH_OLD_DEMIME
144 extern int demime(uschar
**);
146 extern BOOL
directory_make(const uschar
*, const uschar
*, int, BOOL
);
148 extern BOOL
dkim_transport_write_message(address_item
*, int, int,
149 int, uschar
*, uschar
*, uschar
*, uschar
*, rewrite_rule
*,
150 int, uschar
*, uschar
*, uschar
*, uschar
*, uschar
*, uschar
*);
152 extern dns_address
*dns_address_from_rr(dns_answer
*, dns_record
*);
153 extern int dns_basic_lookup(dns_answer
*, const uschar
*, int);
154 extern void dns_build_reverse(const uschar
*, uschar
*);
155 extern void dns_init(BOOL
, BOOL
, BOOL
);
156 extern BOOL
dns_is_aa(const dns_answer
*);
157 extern BOOL
dns_is_secure(const dns_answer
*);
158 extern int dns_lookup(dns_answer
*, const uschar
*, int, const uschar
**);
159 extern void dns_pattern_init(void);
160 extern int dns_special_lookup(dns_answer
*, const uschar
*, int, const uschar
**);
161 extern dns_record
*dns_next_rr(dns_answer
*, dns_scan
*, int);
162 extern uschar
*dns_text_type(int);
163 extern void dscp_list_to_stream(FILE *);
164 extern BOOL
dscp_lookup(const uschar
*, int, int *, int *, int *);
166 extern void enq_end(uschar
*);
167 extern BOOL
enq_start(uschar
*, unsigned);
168 #ifndef DISABLE_EVENT
169 extern uschar
*event_raise(uschar
*, const uschar
*, uschar
*);
170 extern void msg_event_raise(const uschar
*, const address_item
*);
172 extern void exim_exit(int);
173 extern void exim_nullstd(void);
174 extern void exim_setugid(uid_t
, gid_t
, BOOL
, uschar
*);
175 extern int exim_tvcmp(struct timeval
*, struct timeval
*);
176 extern void exim_wait_tick(struct timeval
*, int);
177 extern int exp_bool(address_item
*addr
,
178 uschar
*mtype
, uschar
*mname
, unsigned dgb_opt
, uschar
*oname
, BOOL bvalue
,
179 uschar
*svalue
, BOOL
*rvalue
);
180 extern BOOL
expand_check_condition(uschar
*, uschar
*, uschar
*);
181 extern uschar
*expand_string(uschar
*); /* public, cannot make const */
182 extern const uschar
*expand_cstring(const uschar
*); /* ... so use this one */
183 extern uschar
*expand_string_copy(const uschar
*);
184 extern int_eximarith_t
expand_string_integer(uschar
*, BOOL
);
185 extern void modify_variable(uschar
*, void *);
187 extern BOOL
fd_ready(int, int);
189 extern int filter_interpret(uschar
*, int, address_item
**, uschar
**);
190 extern BOOL
filter_personal(string_item
*, BOOL
);
191 extern BOOL
filter_runtest(int, uschar
*, BOOL
, BOOL
);
192 extern BOOL
filter_system_interpret(address_item
**, uschar
**);
194 extern uschar
* fn_hdrs_added(void);
196 extern void header_add(int, const char *, ...);
197 extern int header_checkname(header_line
*, BOOL
);
198 extern BOOL
header_match(uschar
*, BOOL
, BOOL
, string_item
*, int, ...);
199 extern int host_address_extract_port(uschar
*);
200 extern uschar
*host_and_ident(BOOL
);
201 extern int host_aton(const uschar
*, int *);
202 extern void host_build_hostlist(host_item
**, const uschar
*, BOOL
);
203 extern ip_address_item
*host_build_ifacelist(const uschar
*, uschar
*);
204 extern void host_build_log_info(void);
205 extern void host_build_sender_fullhost(void);
206 extern BOOL
host_find_byname(host_item
*, const uschar
*, int,
207 const uschar
**, BOOL
);
208 extern int host_find_bydns(host_item
*, const uschar
*, int, uschar
*, uschar
*,
209 uschar
*, const dnssec_domains
*, const uschar
**, BOOL
*);
210 extern ip_address_item
*host_find_interfaces(void);
211 extern BOOL
host_is_in_net(const uschar
*, const uschar
*, int);
212 extern BOOL
host_is_tls_on_connect_port(int);
213 extern int host_item_get_port(host_item
*);
214 extern void host_mask(int, int *, int);
215 extern int host_name_lookup(void);
216 extern int host_nmtoa(int, int *, int, uschar
*, int);
217 extern uschar
*host_ntoa(int, const void *, uschar
*, int *);
218 extern int host_scan_for_local_hosts(host_item
*, host_item
**, BOOL
*);
220 extern uschar
*imap_utf7_encode(uschar
*, const uschar
*,
221 uschar
, uschar
*, uschar
**);
223 extern void invert_address(uschar
*, uschar
*);
224 extern int ip_addr(void *, int, const uschar
*, int);
225 extern int ip_bind(int, int, uschar
*, int);
226 extern int ip_connect(int, int, const uschar
*, int, int);
227 extern int ip_connectedsocket(int, const uschar
*, int, int,
228 int, host_item
*, uschar
**);
229 extern int ip_get_address_family(int);
230 extern void ip_keepalive(int, const uschar
*, BOOL
);
231 extern int ip_recv(int, uschar
*, int, int);
232 extern int ip_socket(int, int);
234 extern int ip_tcpsocket(const uschar
*, uschar
**, int);
235 extern int ip_unixsocket(const uschar
*, uschar
**);
236 extern int ip_streamsocket(const uschar
*, uschar
**, int);
238 extern int ipv6_nmtoa(int *, uschar
*);
240 extern uschar
*local_part_quote(uschar
*);
241 extern int log_create(uschar
*);
242 extern int log_create_as_exim(uschar
*);
243 extern void log_close_all(void);
245 #ifdef WITH_CONTENT_SCAN
246 extern int malware(const uschar
*, int);
247 extern int malware_in_file(uschar
*);
248 extern void malware_init(void);
250 extern int match_address_list(const uschar
*, BOOL
, BOOL
, const uschar
**,
251 unsigned int *, int, int, const uschar
**);
252 extern int match_check_list(const uschar
**, int, tree_node
**, unsigned int **,
253 int(*)(void *, const uschar
*, const uschar
**, uschar
**), void *, int,
254 const uschar
*, const uschar
**);
255 extern int match_isinlist(const uschar
*, const uschar
**, int, tree_node
**,
256 unsigned int *, int, BOOL
, const uschar
**);
257 extern int match_check_string(const uschar
*, const uschar
*, int, BOOL
, BOOL
, BOOL
,
259 extern void md5_end(md5
*, const uschar
*, int, uschar
*);
260 extern void md5_mid(md5
*, const uschar
*);
261 extern void md5_start(md5
*);
262 extern void millisleep(int);
263 #ifdef WITH_CONTENT_SCAN
264 struct mime_boundary_context
;
265 extern int mime_acl_check(uschar
*acl
, FILE *f
,
266 struct mime_boundary_context
*, uschar
**, uschar
**);
267 extern int mime_decode(const uschar
**);
268 extern ssize_t
mime_decode_base64(FILE *, FILE *, uschar
*);
269 extern int mime_regex(const uschar
**);
270 extern void mime_set_anomaly(int);
272 extern uschar
*moan_check_errorcopy(uschar
*);
273 extern BOOL
moan_skipped_syntax_errors(uschar
*, error_block
*, uschar
*,
275 extern void moan_smtp_batch(uschar
*, const char *, ...) PRINTF_FUNCTION(2,3);
276 extern void moan_tell_someone(uschar
*, address_item
*,
277 const uschar
*, const char *, ...) PRINTF_FUNCTION(4,5);
278 extern BOOL
moan_to_sender(int, error_block
*, header_line
*, FILE *, BOOL
);
279 extern void moan_write_from(FILE *);
280 extern FILE *modefopen(const uschar
*, const char *, mode_t
);
282 extern void open_cutthrough_connection( address_item
* addr
);
284 extern uschar
*parse_extract_address(uschar
*, uschar
**, int *, int *, int *,
286 extern int parse_forward_list(uschar
*, int, address_item
**, uschar
**,
287 const uschar
*, uschar
*, error_block
**);
288 extern uschar
*parse_find_address_end(uschar
*, BOOL
);
289 extern uschar
*parse_find_at(uschar
*);
290 extern const uschar
*parse_fix_phrase(const uschar
*, int, uschar
*, int);
291 extern uschar
*parse_message_id(uschar
*, uschar
**, uschar
**);
292 extern const uschar
*parse_quote_2047(const uschar
*, int, uschar
*, uschar
*, int, BOOL
);
293 extern uschar
*parse_date_time(uschar
*str
, time_t *t
);
294 extern int vaguely_random_number(int);
296 extern int vaguely_random_number_fallback(int);
299 extern BOOL
queue_action(uschar
*, int, uschar
**, int, int);
300 extern void queue_check_only(void);
301 extern void queue_list(int, uschar
**, int);
302 extern void queue_count(void);
303 extern void queue_run(uschar
*, uschar
*, BOOL
);
305 extern int random_number(int);
306 extern int rda_interpret(redirect_block
*, int, uschar
*, uschar
*,
307 uschar
*, uschar
*, uschar
*, ugid_block
*, address_item
**,
308 uschar
**, error_block
**, int *, uschar
*);
309 extern int rda_is_filter(const uschar
*);
310 extern BOOL
readconf_depends(driver_instance
*, uschar
*);
311 extern void readconf_driver_init(uschar
*, driver_instance
**,
312 driver_info
*, int, void *, int, optionlist
*, int);
313 extern uschar
*readconf_find_option(void *);
314 extern void readconf_main(void);
315 extern void readconf_print(uschar
*, uschar
*, BOOL
);
316 extern uschar
*readconf_printtime(int);
317 extern uschar
*readconf_readname(uschar
*, int, uschar
*);
318 extern int readconf_readtime(const uschar
*, int, BOOL
);
319 extern void readconf_rest(void);
320 extern uschar
*readconf_retry_error(const uschar
*, const uschar
*, int *, int *);
321 extern void readconf_save_config(const uschar
*);
322 extern void read_message_body(BOOL
);
323 extern void receive_bomb_out(uschar
*, uschar
*);
324 extern BOOL
receive_check_fs(int);
325 extern BOOL
receive_check_set_sender(uschar
*);
326 extern BOOL
receive_msg(BOOL
);
327 extern int receive_statvfs(BOOL
, int *);
328 extern void receive_swallow_smtp(void);
329 #ifdef WITH_CONTENT_SCAN
330 extern int regex(const uschar
**);
332 extern BOOL
regex_match_and_setup(const pcre
*, const uschar
*, int, int);
333 extern const pcre
*regex_must_compile(const uschar
*, BOOL
, BOOL
);
334 extern void retry_add_item(address_item
*, uschar
*, int);
335 extern BOOL
retry_check_address(const uschar
*, host_item
*, uschar
*, BOOL
,
336 uschar
**, uschar
**);
337 extern retry_config
*retry_find_config(const uschar
*, const uschar
*, int, int);
338 extern BOOL
retry_ultimate_address_timeout(uschar
*, const uschar
*,
339 dbdata_retry
*, time_t);
340 extern void retry_update(address_item
**, address_item
**, address_item
**);
341 extern uschar
*rewrite_address(uschar
*, BOOL
, BOOL
, rewrite_rule
*, int);
342 extern uschar
*rewrite_address_qualify(uschar
*, BOOL
);
343 extern header_line
*rewrite_header(header_line
*,
344 const uschar
*, const uschar
*,
345 rewrite_rule
*, int, BOOL
);
346 extern uschar
*rewrite_one(uschar
*, int, BOOL
*, BOOL
, uschar
*,
348 extern void rewrite_test(uschar
*);
349 extern uschar
*rfc2047_decode2(uschar
*, BOOL
, uschar
*, int, int *, int *,
351 extern int route_address(address_item
*, address_item
**, address_item
**,
352 address_item
**, address_item
**, int);
353 extern int route_check_prefix(const uschar
*, const uschar
*);
354 extern int route_check_suffix(const uschar
*, const uschar
*);
355 extern BOOL
route_findgroup(uschar
*, gid_t
*);
356 extern BOOL
route_finduser(const uschar
*, struct passwd
**, uid_t
*);
357 extern BOOL
route_find_expanded_group(uschar
*, uschar
*, uschar
*, gid_t
*,
359 extern BOOL
route_find_expanded_user(uschar
*, uschar
*, uschar
*,
360 struct passwd
**, uid_t
*, uschar
**);
361 extern void route_init(void);
362 extern void route_tidyup(void);
364 extern uschar
*search_find(void *, uschar
*, uschar
*, int, const uschar
*, int,
366 extern int search_findtype(const uschar
*, int);
367 extern int search_findtype_partial(const uschar
*, int *, const uschar
**, int *,
369 extern void *search_open(uschar
*, int, int, uid_t
*, gid_t
*);
370 extern void search_tidyup(void);
371 extern void set_process_info(const char *, ...) PRINTF_FUNCTION(1,2);
372 extern void sha1_end(sha1
*, const uschar
*, int, uschar
*);
373 extern void sha1_mid(sha1
*, const uschar
*);
374 extern void sha1_start(sha1
*);
375 extern int sieve_interpret(uschar
*, int, uschar
*, uschar
*, uschar
*,
376 uschar
*, address_item
**, uschar
**);
377 extern void sigalrm_handler(int);
378 extern BOOL
smtp_buffered(void);
379 extern void smtp_closedown(uschar
*);
380 extern int smtp_connect(host_item
*, int, int, uschar
*, int,
381 transport_instance
*);
382 extern int smtp_sock_connect(host_item
*, int, int, uschar
*,
383 transport_instance
* tb
, int);
384 extern int smtp_feof(void);
385 extern int smtp_ferror(void);
386 extern uschar
*smtp_get_connection_info(void);
387 extern BOOL
smtp_get_interface(uschar
*, int, address_item
*,
388 uschar
**, uschar
*);
389 extern BOOL
smtp_get_port(uschar
*, address_item
*, int *, uschar
*);
390 extern int smtp_getc(void);
391 extern int smtp_handle_acl_fail(int, int, uschar
*, uschar
*);
392 extern void smtp_log_no_mail(void);
393 extern void smtp_message_code(uschar
**, int *, uschar
**, uschar
**);
394 extern BOOL
smtp_read_response(smtp_inblock
*, uschar
*, int, int, int);
395 extern void smtp_respond(uschar
*, int, BOOL
, uschar
*);
396 extern void smtp_notquit_exit(uschar
*, uschar
*, uschar
*, ...);
397 extern void smtp_send_prohibition_message(int, uschar
*);
398 extern int smtp_setup_msg(void);
399 extern BOOL
smtp_start_session(void);
400 extern int smtp_ungetc(int);
401 extern BOOL
smtp_verify_helo(void);
402 extern int smtp_write_command(smtp_outblock
*, BOOL
, const char *, ...) PRINTF_FUNCTION(3,4);
403 #ifdef WITH_CONTENT_SCAN
404 extern int spam(const uschar
**);
405 extern FILE *spool_mbox(unsigned long *, const uschar
*);
407 extern BOOL
spool_move_message(uschar
*, uschar
*, uschar
*, uschar
*);
408 extern BOOL
spool_open_datafile(uschar
*);
409 extern int spool_open_temp(uschar
*);
410 extern int spool_read_header(uschar
*, BOOL
, BOOL
);
411 extern int spool_write_header(uschar
*, int, uschar
**);
412 extern int stdin_getc(void);
413 extern int stdin_feof(void);
414 extern int stdin_ferror(void);
415 extern int stdin_ungetc(int);
416 extern uschar
*string_append(uschar
*, int *, int *, int, ...);
417 extern uschar
*string_append_listele(uschar
*, uschar
, const uschar
*);
418 extern uschar
*string_append_listele_n(uschar
*, uschar
, const uschar
*, unsigned);
419 extern uschar
*string_base62(unsigned long int);
420 extern uschar
*string_cat(uschar
*, int *, int *, const uschar
*, int);
421 extern uschar
*string_copy_dnsdomain(uschar
*);
422 extern uschar
*string_copy_malloc(const uschar
*);
423 extern uschar
*string_copylc(const uschar
*);
424 extern uschar
*string_copynlc(uschar
*, int);
425 extern uschar
*string_dequote(const uschar
**);
426 extern BOOL
string_format(uschar
*, int, const char *, ...) ALMOST_PRINTF(3,4);
427 extern uschar
*string_format_size(int, uschar
*);
428 extern int string_interpret_escape(const uschar
**);
429 extern int string_is_ip_address(const uschar
*, int *);
431 extern BOOL
string_is_utf8(const uschar
*);
433 extern uschar
*string_log_address(address_item
*, BOOL
, BOOL
);
434 extern uschar
*string_nextinlist(const uschar
**, int *, uschar
*, int);
435 extern uschar
*string_open_failed(int, const char *, ...) PRINTF_FUNCTION(2,3);
436 extern const uschar
*string_printing2(const uschar
*, BOOL
);
437 extern uschar
*string_split_message(uschar
*);
438 extern uschar
*string_unprinting(uschar
*);
440 extern uschar
*string_address_utf8_to_alabel(const uschar
*, uschar
**);
441 extern uschar
*string_domain_alabel_to_utf8(const uschar
*, uschar
**);
442 extern uschar
*string_domain_utf8_to_alabel(const uschar
*, uschar
**);
443 extern uschar
*string_localpart_alabel_to_utf8(const uschar
*, uschar
**);
444 extern uschar
*string_localpart_utf8_to_alabel(const uschar
*, uschar
**);
446 extern BOOL
string_vformat(uschar
*, int, const char *, va_list);
447 extern int strcmpic(const uschar
*, const uschar
*);
448 extern int strncmpic(const uschar
*, const uschar
*, int);
449 extern uschar
*strstric(uschar
*, uschar
*, BOOL
);
451 extern uschar
*tod_stamp(int);
453 extern void tls_modify_variables(tls_support
*);
454 extern BOOL
transport_check_waiting(const uschar
*, const uschar
*, int, uschar
*,
455 BOOL
*, oicf
, void*);
456 extern void transport_init(void);
457 extern BOOL
transport_pass_socket(const uschar
*, const uschar
*, const uschar
*, uschar
*,
459 extern uschar
*transport_rcpt_address(address_item
*, BOOL
);
460 extern BOOL
transport_set_up_command(const uschar
***, uschar
*,
461 BOOL
, int, address_item
*, uschar
*, uschar
**);
462 extern void transport_update_waiting(host_item
*, uschar
*);
463 extern BOOL
transport_write_block(int, uschar
*, int);
464 extern BOOL
transport_write_string(int, const char *, ...);
465 extern BOOL
transport_headers_send(address_item
*, int, uschar
*, uschar
*,
466 BOOL (*)(int, uschar
*, int, BOOL
), BOOL
, rewrite_rule
*, int);
467 extern BOOL
transport_write_message(address_item
*, int, int, int, uschar
*,
468 uschar
*, uschar
*, uschar
*, rewrite_rule
*, int);
469 extern void tree_add_duplicate(uschar
*, address_item
*);
470 extern void tree_add_nonrecipient(uschar
*);
471 extern void tree_add_unusable(host_item
*);
472 extern int tree_insertnode(tree_node
**, tree_node
*);
473 extern tree_node
*tree_search(tree_node
*, const uschar
*);
474 extern void tree_write(tree_node
*, FILE *);
475 extern void tree_walk(tree_node
*, void (*)(uschar
*, uschar
*, void*), void *);
477 #ifdef WITH_CONTENT_SCAN
478 extern void unspool_mbox(void);
481 extern void utf8_version_report(FILE *);
484 extern int verify_address(address_item
*, FILE *, int, int, int, int,
485 uschar
*, uschar
*, BOOL
*);
486 extern int verify_check_dnsbl(int, const uschar
**, uschar
**);
487 extern int verify_check_header_address(uschar
**, uschar
**, int, int, int,
488 uschar
*, uschar
*, int, int *);
489 extern int verify_check_headers(uschar
**);
490 extern int verify_check_header_names_ascii(uschar
**);
491 extern int verify_check_host(uschar
**);
492 extern int verify_check_notblind(void);
493 extern int verify_check_given_host(uschar
**, host_item
*);
494 extern int verify_check_this_host(const uschar
**, unsigned int *,
495 const uschar
*, const uschar
*, const uschar
**);
496 extern address_item
*verify_checked_sender(uschar
*);
497 extern void verify_get_ident(int);
498 extern BOOL
verify_sender(int *, uschar
**);
499 extern BOOL
verify_sender_preliminary(int *, uschar
**);
500 extern void version_init(void);
502 extern ssize_t
write_to_fd_buf(int, const uschar
*, size_t);
506 /* End of functions.h */