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Final tidyout of EXPERIMENTAL_PRDR
[exim.git] / src / src / functions.h
CommitLineData
059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
5a66c31b 5/* Copyright (c) University of Cambridge 1995 - 2014 */
059ec3d9
PH		 6/* See the file NOTICE for conditions of use and distribution. */
7
8
9/* Prototypes for functions that appear in various modules. Gathered together
10to avoid having a lot of tiddly little headers with only a couple of lines in
11them. However, some functions that are used (or not used) by utility programs
12are in in fact in separate headers. */
13
14
15#ifdef EXIM_PERL
16extern uschar *call_perl_cat(uschar *, int *, int *, uschar **, uschar *,
17 uschar **);
18extern void cleanup_perl(void);
19extern uschar *init_perl(uschar *);
20#endif
21
22
23#ifdef SUPPORT_TLS
a799883d
PP		 24extern const char *
25 std_dh_prime_default(void);
26extern const char *
27 std_dh_prime_named(const uschar *);
9d1c15ef 28
9e4dddbd 29extern uschar * tls_cert_crl_uri(void *, uschar * mod);
9d1c15ef 30extern uschar * tls_cert_ext_by_oid(void *, uschar *, int);
9e4dddbd
JH		 31extern uschar * tls_cert_issuer(void *, uschar * mod);
32extern uschar * tls_cert_not_before(void *, uschar * mod);
33extern uschar * tls_cert_not_after(void *, uschar * mod);
34extern uschar * tls_cert_ocsp_uri(void *, uschar * mod);
35extern uschar * tls_cert_serial_number(void *, uschar * mod);
36extern uschar * tls_cert_signature(void *, uschar * mod);
37extern uschar * tls_cert_signature_algorithm(void *, uschar * mod);
38extern uschar * tls_cert_subject(void *, uschar * mod);
39extern uschar * tls_cert_subject_altname(void *, uschar * mod);
40extern uschar * tls_cert_version(void *, uschar * mod);
9d1c15ef 41
6a8a60e0
JH		 42extern uschar * tls_cert_fprt_md5(void *);
43extern uschar * tls_cert_fprt_sha1(void *);
9ef9101c 44extern uschar * tls_cert_fprt_sha256(void *);
6a8a60e0 45
f5d78688 46extern int tls_client_start(int, host_item *, address_item *,
65867078 47 void *);
817d9f57 48extern void tls_close(BOOL, BOOL);
9d1c15ef 49extern int tls_export_cert(uschar *, size_t, void *);
059ec3d9
PH		 50extern int tls_feof(void);
51extern int tls_ferror(void);
9d1c15ef 52extern void tls_free_cert(void *);
059ec3d9 53extern int tls_getc(void);
9d1c15ef 54extern int tls_import_cert(const uschar *, void **);
817d9f57 55extern int tls_read(BOOL, uschar *, size_t);
17c76198 56extern int tls_server_start(const uschar *);
58eb016e 57extern BOOL tls_smtp_buffered(void);
059ec3d9 58extern int tls_ungetc(int);
389ca47a 59extern int tls_write(BOOL, const uschar *, size_t);
3375e053 60extern uschar *tls_validate_require_cipher(void);
36f12725 61extern void tls_version_report(FILE *);
77bb000f
PP		 62#ifndef USE_GNUTLS
63extern BOOL tls_openssl_options_parse(uschar *, long *);
64#endif
812a6045 65extern uschar * tls_field_from_dn(uschar *, uschar *);
35aba663 66#endif /*SUPPORT_TLS*/
059ec3d9
PH		 67
68
69/* Everything else... */
70
71extern acl_block *acl_read(uschar *(*)(void), uschar **);
72extern int acl_check(int, uschar *, uschar *, uschar **, uschar **);
05caaeaa 73extern int acl_eval(int, uschar *, uschar **, uschar **);
333eea9c 74
38a0a95f
PH		 75extern tree_node *acl_var_create(uschar *);
76extern void acl_var_write(uschar *, uschar *, void *);
059ec3d9
PH		 77extern uschar *auth_b64encode(uschar *, int);
78extern int auth_b64decode(uschar *, uschar **);
79extern int auth_call_pam(uschar *, uschar **);
80extern int auth_call_pwcheck(uschar *, uschar **);
81extern int auth_call_radius(uschar *, uschar **);
82extern int auth_call_saslauthd(uschar *, uschar *, uschar *, uschar *,
83 uschar **);
16ff981e 84extern int auth_check_serv_cond(auth_instance *);
44bbabb5
PP		 85extern int auth_check_some_cond(auth_instance *, uschar *, uschar *, int);
86
059ec3d9
PH		 87extern int auth_get_data(uschar **, uschar *, int);
88extern int auth_get_no64_data(uschar **, uschar *);
89extern uschar *auth_xtextencode(uschar *, int);
90extern int auth_xtextdecode(uschar *, uschar **);
91
2e5b33cd 92extern void cancel_cutthrough_connection(const char *);
32d668a5 93extern int check_host(void *, uschar *, uschar **, uschar **);
059ec3d9
PH		 94extern uschar **child_exec_exim(int, BOOL, int *, BOOL, int, ...);
95extern pid_t child_open_uid(uschar **, uschar **, int, uid_t *, gid_t *,
96 int *, int *, uschar *, BOOL);
e4bdf652
JH		 97extern uschar *cutthrough_finaldot(void);
98extern BOOL cutthrough_flush_send(void);
99extern BOOL cutthrough_headers_send(void);
100extern BOOL cutthrough_predata(void);
101extern BOOL cutthrough_puts(uschar *, int);
102extern BOOL cutthrough_put_nl(void);
059ec3d9
PH		 103
104extern void daemon_go(void);
6a8f9482
TK		 105
106#ifdef EXPERIMENTAL_DCC
107extern int dcc_process(uschar **);
108#endif
109
ed7f7860 110extern void debug_logging_activate(uschar *, uschar *);
059ec3d9
PH		 111extern void debug_print_argv(uschar **);
112extern void debug_print_ids(uschar *);
113extern void debug_print_string(uschar *);
114extern void debug_print_tree(tree_node *);
1ba28e2b 115extern void debug_vprintf(const char *, va_list);
ed7f7860
PP		 116extern void decode_bits(unsigned int *, unsigned int *,
117 int, int, uschar *, bit_table *, int, uschar *, int);
059ec3d9 118extern address_item *deliver_make_addr(uschar *, BOOL);
817d9f57 119extern void delivery_log(int, address_item *, int, uschar *);
059ec3d9 120extern int deliver_message(uschar *, BOOL, BOOL);
e0df1c83 121extern void deliver_msglog(const char *, ...) PRINTF_FUNCTION(1,2);
059ec3d9
PH		 122extern void deliver_set_expansions(address_item *);
123extern int deliver_split_address(address_item *);
124extern void deliver_succeeded(address_item *);
8523533c
TK		 125#ifdef WITH_OLD_DEMIME
126extern int demime(uschar **);
127#endif
1ba28e2b 128extern BOOL directory_make(const uschar *, const uschar *, int, BOOL);
80a47a2c 129#ifndef DISABLE_DKIM
f7572e5a
TK		 130extern BOOL dkim_transport_write_message(address_item *, int, int,
131 int, uschar *, uschar *, uschar *, uschar *, rewrite_rule *,
80a47a2c 132 int, uschar *, uschar *, uschar *, uschar *, uschar *, uschar *);
f7572e5a 133#endif
059ec3d9
PH		 134extern dns_address *dns_address_from_rr(dns_answer *, dns_record *);
135extern void dns_build_reverse(uschar *, uschar *);
8c51eead 136extern void dns_init(BOOL, BOOL, BOOL);
059ec3d9 137extern int dns_basic_lookup(dns_answer *, uschar *, int);
1f4a55da 138extern BOOL dns_is_secure(dns_answer *);
059ec3d9 139extern int dns_lookup(dns_answer *, uschar *, int, uschar **);
33397d19 140extern int dns_special_lookup(dns_answer *, uschar *, int, uschar **);
059ec3d9
PH		 141extern dns_record *dns_next_rr(dns_answer *, dns_scan *, int);
142extern uschar *dns_text_type(int);
36a3ae5f 143extern void dscp_list_to_stream(FILE *);
9e4f5962 144extern BOOL dscp_lookup(const uschar *, int, int *, int *, int *);
059ec3d9
PH		 145
146extern void enq_end(uschar *);
147extern BOOL enq_start(uschar *);
148extern void exim_exit(int);
149extern void exim_nullstd(void);
150extern void exim_setugid(uid_t, gid_t, BOOL, uschar *);
151extern int exim_tvcmp(struct timeval *, struct timeval *);
152extern void exim_wait_tick(struct timeval *, int);
153extern BOOL expand_check_condition(uschar *, uschar *, uschar *);
154extern uschar *expand_string(uschar *);
155extern uschar *expand_string_copy(uschar *);
97d17305 156extern int_eximarith_t expand_string_integer(uschar *, BOOL);
d9b2312b 157extern void modify_variable(uschar *, void *);
059ec3d9
PH		 158
159extern int filter_interpret(uschar *, int, address_item **, uschar **);
160extern BOOL filter_personal(string_item *, BOOL);
f05da2e8 161extern BOOL filter_runtest(int, uschar *, BOOL, BOOL);
059ec3d9
PH		 162extern BOOL filter_system_interpret(address_item **, uschar **);
163
362145b5
JH		 164extern uschar * fn_hdrs_added(void);
165
1ba28e2b 166extern void header_add(int, const char *, ...);
059ec3d9
PH		 167extern int header_checkname(header_line *, BOOL);
168extern BOOL header_match(uschar *, BOOL, BOOL, string_item *, int, ...);
7cd1141b 169extern int host_address_extract_port(uschar *);
059ec3d9
PH		 170extern uschar *host_and_ident(BOOL);
171extern int host_aton(uschar *, int *);
172extern void host_build_hostlist(host_item **, uschar *, BOOL);
173extern ip_address_item *host_build_ifacelist(uschar *, uschar *);
174extern void host_build_log_info(void);
175extern void host_build_sender_fullhost(void);
322050c2 176extern BOOL host_find_byname(host_item *, uschar *, int, uschar **, BOOL);
059ec3d9 177extern int host_find_bydns(host_item *, uschar *, int, uschar *, uschar *,
8c51eead 178 uschar *, uschar *, uschar *, uschar **, BOOL *);
059ec3d9
PH		 179extern ip_address_item *host_find_interfaces(void);
180extern BOOL host_is_in_net(uschar *, uschar *, int);
181extern BOOL host_is_tls_on_connect_port(int);
7cd1141b 182extern int host_item_get_port(host_item *);
059ec3d9
PH		 183extern void host_mask(int, int *, int);
184extern int host_name_lookup(void);
6f0c9a4f 185extern int host_nmtoa(int, int *, int, uschar *, int);
059ec3d9
PH		 186extern uschar *host_ntoa(int, const void *, uschar *, int *);
187extern int host_scan_for_local_hosts(host_item *, host_item **, BOOL *);
188
83e029d5 189extern void invert_address(uschar *, uschar *);
059ec3d9
PH		 190extern int ip_bind(int, int, uschar *, int);
191extern int ip_connect(int, int, uschar *, int, int);
b1f8e4f8
JH		 192extern int ip_connectedsocket(int, const uschar *, int, int,
193 int, host_item *, uschar **);
13363eba 194extern int ip_get_address_family(int);
059ec3d9
PH		 195extern void ip_keepalive(int, uschar *, BOOL);
196extern int ip_recv(int, uschar *, int, int);
197extern int ip_socket(int, int);
198
921b12ca 199extern uschar *local_part_quote(uschar *);
4840604e 200extern int log_create(uschar *);
921b12ca 201extern int log_create_as_exim(uschar *);
059ec3d9
PH		 202extern void log_close_all(void);
203
8523533c
TK		 204#ifdef WITH_CONTENT_SCAN
205extern int malware(uschar **);
dbc4b90d 206extern int malware_in_file(uschar *);
8523533c 207#endif
059ec3d9
PH		 208extern int match_address_list(uschar *, BOOL, BOOL, uschar **,
209 unsigned int *, int, int, uschar **);
210extern int match_check_list(uschar **, int, tree_node **, unsigned int **,
211 int(*)(void *, uschar *, uschar **, uschar **), void *, int,
212 uschar *, uschar **);
213extern int match_isinlist(uschar *, uschar **, int, tree_node **,
214 unsigned int *, int, BOOL, uschar **);
215extern int match_check_string(uschar *, uschar *, int, BOOL, BOOL, BOOL,
216 uschar **);
217extern void md5_end(md5 *, const uschar *, int, uschar *);
218extern void md5_mid(md5 *, const uschar *);
219extern void md5_start(md5 *);
220extern void millisleep(int);
8523533c
TK		 221#ifdef WITH_CONTENT_SCAN
222struct mime_boundary_context;
54cdb463
PH		 223extern int mime_acl_check(uschar *acl, FILE *f,
224 struct mime_boundary_context *, uschar **, uschar **);
8523533c
TK		 225extern int mime_decode(uschar **);
226extern int mime_regex(uschar **);
227#endif
059ec3d9
PH		 228extern uschar *moan_check_errorcopy(uschar *);
229extern BOOL moan_skipped_syntax_errors(uschar *, error_block *, uschar *,
230 BOOL, uschar *);
e0df1c83 231extern void moan_smtp_batch(uschar *, const char *, ...) PRINTF_FUNCTION(2,3);
1ba28e2b 232extern void moan_tell_someone(uschar *, address_item *,
e0df1c83 233 const uschar *, const char *, ...) PRINTF_FUNCTION(4,5);
059ec3d9 234extern BOOL moan_to_sender(int, error_block *, header_line *, FILE *, BOOL);
0e22dfd1 235extern void moan_write_from(FILE *);
1ba28e2b 236extern FILE *modefopen(const uschar *, const char *, mode_t);
059ec3d9 237
e4bdf652
JH		 238extern void open_cutthrough_connection( address_item * addr );
239
059ec3d9
PH		 240extern uschar *parse_extract_address(uschar *, uschar **, int *, int *, int *,
241 BOOL);
242extern int parse_forward_list(uschar *, int, address_item **, uschar **,
243 uschar *, uschar *, error_block **);
244extern uschar *parse_find_address_end(uschar *, BOOL);
245extern uschar *parse_find_at(uschar *);
246extern uschar *parse_fix_phrase(uschar *, int, uschar *, int);
30dba1e6 247extern uschar *parse_message_id(uschar *, uschar **, uschar **);
46218253 248extern uschar *parse_quote_2047(uschar *, int, uschar *, uschar *, int, BOOL);
43ad7b7d 249extern uschar *parse_date_time(uschar *str, time_t *t);
17c76198
PP		 250extern int vaguely_random_number(int);
251#ifdef SUPPORT_TLS
252extern int vaguely_random_number_fallback(int);
253#endif
059ec3d9
PH		 254
255extern BOOL queue_action(uschar *, int, uschar **, int, int);
256extern void queue_check_only(void);
257extern void queue_list(int, uschar **, int);
258extern void queue_count(void);
259extern void queue_run(uschar *, uschar *, BOOL);
260
261extern int random_number(int);
8523533c
TK		 262#ifdef WITH_CONTENT_SCAN
263extern int recv_line(int, uschar *, int);
264#endif
e4a89c47 265extern int rda_interpret(redirect_block *, int, uschar *, uschar *,
efd9a422
MH		 266 uschar *, uschar *, uschar *, ugid_block *, address_item **,
267 uschar **, error_block **, int *, uschar *);
059ec3d9
PH		 268extern int rda_is_filter(const uschar *);
269extern BOOL readconf_depends(driver_instance *, uschar *);
270extern void readconf_driver_init(uschar *, driver_instance **,
271 driver_info *, int, void *, int, optionlist *, int);
272extern uschar *readconf_find_option(void *);
273extern void readconf_main(void);
12f69989 274extern void readconf_print(uschar *, uschar *, BOOL);
059ec3d9
PH		 275extern uschar *readconf_printtime(int);
276extern uschar *readconf_readname(uschar *, int, uschar *);
277extern int readconf_readtime(uschar *, int, BOOL);
cb46fd2b 278extern void readconf_rest();
059ec3d9 279extern uschar *readconf_retry_error(uschar *, uschar *, int *, int *);
328895cc 280extern void read_message_body(BOOL);
8f128379 281extern void receive_bomb_out(uschar *, uschar *);
059ec3d9
PH		 282extern BOOL receive_check_fs(int);
283extern BOOL receive_check_set_sender(uschar *);
284extern BOOL receive_msg(BOOL);
8e669ac1 285extern int receive_statvfs(BOOL, int *);
059ec3d9 286extern void receive_swallow_smtp(void);
8523533c
TK		 287#ifdef WITH_CONTENT_SCAN
288extern int regex(uschar **);
289#endif
059ec3d9
PH		 290extern BOOL regex_match_and_setup(const pcre *, uschar *, int, int);
291extern const pcre *regex_must_compile(uschar *, BOOL, BOOL);
292extern void retry_add_item(address_item *, uschar *, int);
293extern BOOL retry_check_address(uschar *, host_item *, uschar *, BOOL,
294 uschar **, uschar **);
295extern retry_config *retry_find_config(uschar *, uschar *, int, int);
ba9af0af
TF		 296extern BOOL retry_ultimate_address_timeout(uschar *, uschar *,
297 dbdata_retry *, time_t);
059ec3d9
PH		 298extern void retry_update(address_item **, address_item **, address_item **);
299extern uschar *rewrite_address(uschar *, BOOL, BOOL, rewrite_rule *, int);
300extern uschar *rewrite_address_qualify(uschar *, BOOL);
301extern header_line *rewrite_header(header_line *, uschar *, uschar *,
302 rewrite_rule *, int, BOOL);
303extern uschar *rewrite_one(uschar *, int, BOOL *, BOOL, uschar *,
304 rewrite_rule *);
305extern void rewrite_test(uschar *);
306extern uschar *rfc2047_decode2(uschar *, BOOL, uschar *, int, int *, int *,
307 uschar **);
308extern int route_address(address_item *, address_item **, address_item **,
309 address_item **, address_item **, int);
310extern int route_check_prefix(uschar *, uschar *);
311extern int route_check_suffix(uschar *, uschar *);
312extern BOOL route_findgroup(uschar *, gid_t *);
313extern BOOL route_finduser(uschar *, struct passwd **, uid_t *);
314extern BOOL route_find_expanded_group(uschar *, uschar *, uschar *, gid_t *,
315 uschar **);
316extern BOOL route_find_expanded_user(uschar *, uschar *, uschar *,
317 struct passwd **, uid_t *, uschar **);
318extern void route_init(void);
319extern void route_tidyup(void);
320
321extern uschar *search_find(void *, uschar *, uschar *, int, uschar *, int,
322 int, int *);
323extern int search_findtype(uschar *, int);
324extern int search_findtype_partial(uschar *, int *, uschar **, int *,
325 int *);
326extern void *search_open(uschar *, int, int, uid_t *, gid_t *);
327extern void search_tidyup(void);
e0df1c83 328extern void set_process_info(const char *, ...) PRINTF_FUNCTION(1,2);
059ec3d9
PH		 329extern void sha1_end(sha1 *, const uschar *, int, uschar *);
330extern void sha1_mid(sha1 *, const uschar *);
331extern void sha1_start(sha1 *);
e4a89c47 332extern int sieve_interpret(uschar *, int, uschar *, uschar *, uschar *,
efd9a422 333 uschar *, address_item **, uschar **);
059ec3d9 334extern void sigalrm_handler(int);
58eb016e 335extern BOOL smtp_buffered(void);
059ec3d9 336extern void smtp_closedown(uschar *);
9e4f5962 337extern int smtp_connect(host_item *, int, int, uschar *, int, BOOL, const uschar *);
059ec3d9
PH		 338extern int smtp_feof(void);
339extern int smtp_ferror(void);
340extern uschar *smtp_get_connection_info(void);
341extern BOOL smtp_get_interface(uschar *, int, address_item *, BOOL *,
342 uschar **, uschar *);
343extern BOOL smtp_get_port(uschar *, address_item *, int *, uschar *);
344extern int smtp_getc(void);
345extern int smtp_handle_acl_fail(int, int, uschar *, uschar *);
b4ed4da0 346extern void smtp_log_no_mail(void);
4e88a19f 347extern void smtp_message_code(uschar **, int *, uschar **, uschar **);
059ec3d9 348extern BOOL smtp_read_response(smtp_inblock *, uschar *, int, int, int);
a5bd321b 349extern void smtp_respond(uschar *, int, BOOL, uschar *);
8f128379 350extern void smtp_notquit_exit(uschar *, uschar *, uschar *, ...);
059ec3d9
PH		 351extern void smtp_send_prohibition_message(int, uschar *);
352extern int smtp_setup_msg(void);
353extern BOOL smtp_start_session(void);
354extern int smtp_ungetc(int);
d7b47fd0 355extern BOOL smtp_verify_helo(void);
e0df1c83 356extern int smtp_write_command(smtp_outblock *, BOOL, const char *, ...) PRINTF_FUNCTION(3,4);
8523533c
TK		 357#ifdef WITH_CONTENT_SCAN
358extern int spam(uschar **);
8544e77a 359extern FILE *spool_mbox(unsigned long *, uschar *);
8523533c 360#endif
059ec3d9
PH		 361extern BOOL spool_move_message(uschar *, uschar *, uschar *, uschar *);
362extern BOOL spool_open_datafile(uschar *);
363extern int spool_open_temp(uschar *);
364extern int spool_read_header(uschar *, BOOL, BOOL);
365extern int spool_write_header(uschar *, int, uschar **);
366extern int stdin_getc(void);
367extern int stdin_feof(void);
368extern int stdin_ferror(void);
369extern int stdin_ungetc(int);
370extern uschar *string_append(uschar *, int *, int *, int, ...);
76146973 371extern uschar *string_append_listele(uschar *, uschar, const uschar *);
059ec3d9
PH		 372extern uschar *string_base62(unsigned long int);
373extern uschar *string_cat(uschar *, int *, int *, const uschar *, int);
374extern uschar *string_copy_dnsdomain(uschar *);
375extern uschar *string_copy_malloc(uschar *);
376extern uschar *string_copylc(uschar *);
377extern uschar *string_copynlc(uschar *, int);
378extern uschar *string_dequote(uschar **);
81f91683 379extern BOOL string_format(uschar *, int, const char *, ...) ALMOST_PRINTF(3,4);
059ec3d9
PH		 380extern uschar *string_format_size(int, uschar *);
381extern int string_interpret_escape(uschar **);
b1f8e4f8 382extern int string_is_ip_address(const uschar *, int *);
059ec3d9
PH		 383extern uschar *string_log_address(address_item *, BOOL, BOOL);
384extern uschar *string_nextinlist(uschar **, int *, uschar *, int);
e0df1c83 385extern uschar *string_open_failed(int, const char *, ...) PRINTF_FUNCTION(2,3);
059ec3d9 386extern uschar *string_printing2(uschar *, BOOL);
e28326d8 387extern uschar *string_split_message(uschar *);
c7396ac5 388extern uschar *string_unprinting(uschar *);
1ba28e2b
PP		 389extern BOOL string_vformat(uschar *, int, const char *, va_list);
390extern int strcmpic(const uschar *, const uschar *);
391extern int strncmpic(const uschar *, const uschar *, int);
059ec3d9
PH		 392extern uschar *strstric(uschar *, uschar *, BOOL);
393
394extern uschar *tod_stamp(int);
35aba663 395extern void tls_modify_variables(tls_support *);
059ec3d9
PH		 396extern BOOL transport_check_waiting(uschar *, uschar *, int, uschar *,
397 BOOL *);
398extern void transport_init(void);
399extern BOOL transport_pass_socket(uschar *, uschar *, uschar *, uschar *,
400 int);
401extern uschar *transport_rcpt_address(address_item *, BOOL);
402extern BOOL transport_set_up_command(uschar ***, uschar *, BOOL, int,
403 address_item *, uschar *, uschar **);
404extern void transport_update_waiting(host_item *, uschar *);
405extern BOOL transport_write_block(int, uschar *, int);
1ba28e2b 406extern BOOL transport_write_string(int, const char *, ...);
511a6c14
JH		 407extern BOOL transport_headers_send(address_item *, int, uschar *, uschar *,
408 BOOL (*)(int, uschar *, int, BOOL), BOOL, rewrite_rule *, int);
059ec3d9
PH		 409extern BOOL transport_write_message(address_item *, int, int, int, uschar *,
410 uschar *, uschar *, uschar *, rewrite_rule *, int);
411extern void tree_add_duplicate(uschar *, address_item *);
412extern void tree_add_nonrecipient(uschar *);
413extern void tree_add_unusable(host_item *);
414extern int tree_insertnode(tree_node **, tree_node *);
415extern tree_node *tree_search(tree_node *, uschar *);
416extern void tree_write(tree_node *, FILE *);
38a0a95f 417extern void tree_walk(tree_node *, void (*)(uschar*, uschar*, void*), void *);
059ec3d9 418
8523533c
TK		 419#ifdef WITH_CONTENT_SCAN
420extern void unspool_mbox(void);
421#endif
422
4deaf07d
PH		 423extern int verify_address(address_item *, FILE *, int, int, int, int,
424 uschar *, uschar *, BOOL *);
059ec3d9 425extern int verify_check_dnsbl(uschar **);
4deaf07d 426extern int verify_check_header_address(uschar **, uschar **, int, int, int,
fe5b5d0b 427 uschar *, uschar *, int, int *);
059ec3d9 428extern int verify_check_headers(uschar **);
770747fd 429extern int verify_check_header_names_ascii(uschar **);
059ec3d9 430extern int verify_check_host(uschar **);
1c41c9cc 431extern int verify_check_notblind(void);
059ec3d9
PH		 432extern int verify_check_this_host(uschar **, unsigned int *, uschar*,
433 uschar *, uschar **);
434extern address_item *verify_checked_sender(uschar *);
435extern void verify_get_ident(int);
436extern BOOL verify_sender(int *, uschar **);
437extern BOOL verify_sender_preliminary(int *, uschar **);
438extern void version_init(void);
439
17c76198
PP		 440extern ssize_t write_to_fd_buf(int, const uschar *, size_t);
441
9d1c15ef
JH		 442/* vi: aw
443*/
059ec3d9 444/* End of functions.h */
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