Debug: "kill" option on ACL control=debug. Bug 1831
[exim.git] / src / src / functions.h
CommitLineData
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1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
80fea873 5/* Copyright (c) University of Cambridge 1995 - 2016 */
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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
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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);
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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
59b87190 42extern uschar * tls_cert_der_b64(void * cert);
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43extern uschar * tls_cert_fprt_md5(void *);
44extern uschar * tls_cert_fprt_sha1(void *);
9ef9101c 45extern uschar * tls_cert_fprt_sha256(void *);
6a8a60e0 46
f5d78688 47extern int tls_client_start(int, host_item *, address_item *,
0e66b3b6 48 transport_instance *
790fbb71 49# ifdef EXPERIMENTAL_DANE
0e66b3b6 50 , dns_answer *
790fbb71 51# endif
0e66b3b6 52 );
817d9f57 53extern void tls_close(BOOL, BOOL);
9d1c15ef 54extern int tls_export_cert(uschar *, size_t, void *);
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55extern int tls_feof(void);
56extern int tls_ferror(void);
790fbb71 57extern void tls_free_cert(void **);
059ec3d9 58extern int tls_getc(void);
9d1c15ef 59extern int tls_import_cert(const uschar *, void **);
817d9f57 60extern int tls_read(BOOL, uschar *, size_t);
17c76198 61extern int tls_server_start(const uschar *);
58eb016e 62extern BOOL tls_smtp_buffered(void);
059ec3d9 63extern int tls_ungetc(int);
389ca47a 64extern int tls_write(BOOL, const uschar *, size_t);
3375e053 65extern uschar *tls_validate_require_cipher(void);
36f12725 66extern void tls_version_report(FILE *);
e51c7be2 67# ifndef USE_GNUTLS
77bb000f 68extern BOOL tls_openssl_options_parse(uschar *, long *);
e51c7be2 69# endif
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70extern uschar * tls_field_from_dn(uschar *, const uschar *);
71extern BOOL tls_is_name_for_cert(const uschar *, void *);
0e66b3b6
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72
73# ifdef EXPERIMENTAL_DANE
4b0fe319 74extern int tlsa_lookup(const host_item *, dns_answer *, BOOL);
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75# endif
76
35aba663 77#endif /*SUPPORT_TLS*/
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78
79
80/* Everything else... */
81
82extern acl_block *acl_read(uschar *(*)(void), uschar **);
83extern int acl_check(int, uschar *, uschar *, uschar **, uschar **);
05caaeaa 84extern int acl_eval(int, uschar *, uschar **, uschar **);
333eea9c 85
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86extern tree_node *acl_var_create(uschar *);
87extern void acl_var_write(uschar *, uschar *, void *);
e1af7642 88extern int auth_call_pam(const uschar *, uschar **);
059ec3d9 89extern int auth_call_pwcheck(uschar *, uschar **);
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90extern int auth_call_radius(const uschar *, uschar **);
91extern int auth_call_saslauthd(const uschar *, const uschar *,
92 const uschar *, const uschar *, uschar **);
16ff981e 93extern int auth_check_serv_cond(auth_instance *);
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94extern int auth_check_some_cond(auth_instance *, uschar *, uschar *, int);
95
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96extern int auth_get_data(uschar **, uschar *, int);
97extern int auth_get_no64_data(uschar **, uschar *);
98extern uschar *auth_xtextencode(uschar *, int);
99extern int auth_xtextdecode(uschar *, uschar **);
100
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101extern uschar *b64encode(uschar *, int);
102extern int b64decode(uschar *, uschar **);
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103extern void bits_clear(unsigned int *, size_t, int *);
104extern void bits_set(unsigned int *, size_t, int *);
105
2e5b33cd 106extern void cancel_cutthrough_connection(const char *);
55414b25 107extern int check_host(void *, const uschar *, const uschar **, uschar **);
059ec3d9 108extern uschar **child_exec_exim(int, BOOL, int *, BOOL, int, ...);
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109extern pid_t child_open_uid(const uschar **, const uschar **, int,
110 uid_t *, gid_t *, int *, int *, uschar *, BOOL);
bc3c7bb7 111extern BOOL cleanup_environment(void);
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112extern uschar *cutthrough_finaldot(void);
113extern BOOL cutthrough_flush_send(void);
114extern BOOL cutthrough_headers_send(void);
115extern BOOL cutthrough_predata(void);
116extern BOOL cutthrough_puts(uschar *, int);
117extern BOOL cutthrough_put_nl(void);
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118
119extern void daemon_go(void);
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120
121#ifdef EXPERIMENTAL_DCC
122extern int dcc_process(uschar **);
123#endif
124
ed7f7860 125extern void debug_logging_activate(uschar *, uschar *);
b0d68adc 126extern void debug_logging_stop(void);
55414b25 127extern void debug_print_argv(const uschar **);
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128extern void debug_print_ids(uschar *);
129extern void debug_print_string(uschar *);
130extern void debug_print_tree(tree_node *);
1ba28e2b 131extern void debug_vprintf(const char *, va_list);
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132extern void decode_bits(unsigned int *, size_t, int *,
133 uschar *, bit_table *, int, uschar *, int);
059ec3d9 134extern address_item *deliver_make_addr(uschar *, BOOL);
476be7e2 135extern void deliver_init(void);
817d9f57 136extern void delivery_log(int, address_item *, int, uschar *);
059ec3d9 137extern int deliver_message(uschar *, BOOL, BOOL);
e0df1c83 138extern void deliver_msglog(const char *, ...) PRINTF_FUNCTION(1,2);
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139extern void deliver_set_expansions(address_item *);
140extern int deliver_split_address(address_item *);
141extern void deliver_succeeded(address_item *);
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142
143extern uschar *deliver_get_sender_address (uschar *id);
144
1ba28e2b 145extern BOOL directory_make(const uschar *, const uschar *, int, BOOL);
80a47a2c 146#ifndef DISABLE_DKIM
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147extern BOOL dkim_transport_write_message(address_item *, int, int,
148 int, uschar *, uschar *, uschar *, uschar *, rewrite_rule *,
80a47a2c 149 int, uschar *, uschar *, uschar *, uschar *, uschar *, uschar *);
f7572e5a 150#endif
059ec3d9 151extern dns_address *dns_address_from_rr(dns_answer *, dns_record *);
476be7e2 152extern int dns_basic_lookup(dns_answer *, const uschar *, int);
55414b25 153extern void dns_build_reverse(const uschar *, uschar *);
8c51eead 154extern void dns_init(BOOL, BOOL, BOOL);
0539a19d 155extern BOOL dns_is_aa(const dns_answer *);
1dc92d5a 156extern BOOL dns_is_secure(const dns_answer *);
55414b25 157extern int dns_lookup(dns_answer *, const uschar *, int, const uschar **);
476be7e2 158extern void dns_pattern_init(void);
55414b25 159extern int dns_special_lookup(dns_answer *, const uschar *, int, const uschar **);
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160extern dns_record *dns_next_rr(dns_answer *, dns_scan *, int);
161extern uschar *dns_text_type(int);
36a3ae5f 162extern void dscp_list_to_stream(FILE *);
9e4f5962 163extern BOOL dscp_lookup(const uschar *, int, int *, int *, int *);
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164
165extern void enq_end(uschar *);
e8ae7214 166extern BOOL enq_start(uschar *, unsigned);
0cbf2b82 167#ifndef DISABLE_EVENT
55414b25 168extern uschar *event_raise(uschar *, const uschar *, uschar *);
5ef5dd52 169extern void msg_event_raise(const uschar *, const address_item *);
774ef2d7 170#endif
9094b84b 171extern uschar ehlo_response(uschar *, size_t, uschar);
37f3dc43 172extern const uschar * exim_errstr(int);
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173extern void exim_exit(int);
174extern void exim_nullstd(void);
175extern void exim_setugid(uid_t, gid_t, BOOL, uschar *);
176extern int exim_tvcmp(struct timeval *, struct timeval *);
177extern void exim_wait_tick(struct timeval *, int);
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178extern int exp_bool(address_item *addr,
179 uschar *mtype, uschar *mname, unsigned dgb_opt, uschar *oname, BOOL bvalue,
180 uschar *svalue, BOOL *rvalue);
059ec3d9 181extern BOOL expand_check_condition(uschar *, uschar *, uschar *);
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182extern uschar *expand_string(uschar *); /* public, cannot make const */
183extern const uschar *expand_cstring(const uschar *); /* ... so use this one */
f42deca9 184extern uschar *expand_hide_passwords(uschar * );
55414b25 185extern uschar *expand_string_copy(const uschar *);
97d17305 186extern int_eximarith_t expand_string_integer(uschar *, BOOL);
d9b2312b 187extern void modify_variable(uschar *, void *);
059ec3d9 188
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189extern BOOL fd_ready(int, int);
190
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191extern int filter_interpret(uschar *, int, address_item **, uschar **);
192extern BOOL filter_personal(string_item *, BOOL);
f05da2e8 193extern BOOL filter_runtest(int, uschar *, BOOL, BOOL);
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194extern BOOL filter_system_interpret(address_item **, uschar **);
195
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196extern uschar * fn_hdrs_added(void);
197
1ba28e2b 198extern void header_add(int, const char *, ...);
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199extern int header_checkname(header_line *, BOOL);
200extern BOOL header_match(uschar *, BOOL, BOOL, string_item *, int, ...);
7cd1141b 201extern int host_address_extract_port(uschar *);
059ec3d9 202extern uschar *host_and_ident(BOOL);
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203extern int host_aton(const uschar *, int *);
204extern void host_build_hostlist(host_item **, const uschar *, BOOL);
205extern ip_address_item *host_build_ifacelist(const uschar *, uschar *);
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206extern void host_build_log_info(void);
207extern void host_build_sender_fullhost(void);
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208extern BOOL host_find_byname(host_item *, const uschar *, int,
209 const uschar **, BOOL);
55414b25 210extern int host_find_bydns(host_item *, const uschar *, int, uschar *, uschar *,
7cd171b7 211 uschar *, const dnssec_domains *, const uschar **, BOOL *);
059ec3d9 212extern ip_address_item *host_find_interfaces(void);
55414b25 213extern BOOL host_is_in_net(const uschar *, const uschar *, int);
059ec3d9 214extern BOOL host_is_tls_on_connect_port(int);
7cd1141b 215extern int host_item_get_port(host_item *);
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216extern void host_mask(int, int *, int);
217extern int host_name_lookup(void);
6f0c9a4f 218extern int host_nmtoa(int, int *, int, uschar *, int);
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219extern uschar *host_ntoa(int, const void *, uschar *, int *);
220extern int host_scan_for_local_hosts(host_item *, host_item **, BOOL *);
221
94431adb 222extern uschar *imap_utf7_encode(uschar *, const uschar *,
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223 uschar, uschar *, uschar **);
224
83e029d5 225extern void invert_address(uschar *, uschar *);
7eb6c37c 226extern int ip_addr(void *, int, const uschar *, int);
059ec3d9 227extern int ip_bind(int, int, uschar *, int);
a56cc2b8 228extern int ip_connect(int, int, const uschar *, int, int);
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229extern int ip_connectedsocket(int, const uschar *, int, int,
230 int, host_item *, uschar **);
13363eba 231extern int ip_get_address_family(int);
55414b25 232extern void ip_keepalive(int, const uschar *, BOOL);
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233extern int ip_recv(int, uschar *, int, int);
234extern int ip_socket(int, int);
235
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236extern int ip_tcpsocket(const uschar *, uschar **, int);
237extern int ip_unixsocket(const uschar *, uschar **);
238extern int ip_streamsocket(const uschar *, uschar **, int);
239
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240extern int ipv6_nmtoa(int *, uschar *);
241
921b12ca 242extern uschar *local_part_quote(uschar *);
4840604e 243extern int log_create(uschar *);
921b12ca 244extern int log_create_as_exim(uschar *);
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245extern void log_close_all(void);
246
8523533c 247#ifdef WITH_CONTENT_SCAN
0f0c8159 248extern int malware(const uschar *, int);
dbc4b90d 249extern int malware_in_file(uschar *);
476be7e2 250extern void malware_init(void);
8523533c 251#endif
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252extern int match_address_list(const uschar *, BOOL, BOOL, const uschar **,
253 unsigned int *, int, int, const uschar **);
254extern int match_check_list(const uschar **, int, tree_node **, unsigned int **,
255 int(*)(void *, const uschar *, const uschar **, uschar **), void *, int,
256 const uschar *, const uschar **);
257extern int match_isinlist(const uschar *, const uschar **, int, tree_node **,
258 unsigned int *, int, BOOL, const uschar **);
259extern int match_check_string(const uschar *, const uschar *, int, BOOL, BOOL, BOOL,
260 const uschar **);
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261extern void md5_end(md5 *, const uschar *, int, uschar *);
262extern void md5_mid(md5 *, const uschar *);
263extern void md5_start(md5 *);
264extern void millisleep(int);
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265#ifdef WITH_CONTENT_SCAN
266struct mime_boundary_context;
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267extern int mime_acl_check(uschar *acl, FILE *f,
268 struct mime_boundary_context *, uschar **, uschar **);
55414b25 269extern int mime_decode(const uschar **);
f4d091fb 270extern ssize_t mime_decode_base64(FILE *, FILE *, uschar *);
55414b25 271extern int mime_regex(const uschar **);
f4d091fb 272extern void mime_set_anomaly(int);
8523533c 273#endif
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274extern uschar *moan_check_errorcopy(uschar *);
275extern BOOL moan_skipped_syntax_errors(uschar *, error_block *, uschar *,
276 BOOL, uschar *);
e0df1c83 277extern void moan_smtp_batch(uschar *, const char *, ...) PRINTF_FUNCTION(2,3);
1ba28e2b 278extern void moan_tell_someone(uschar *, address_item *,
e0df1c83 279 const uschar *, const char *, ...) PRINTF_FUNCTION(4,5);
059ec3d9 280extern BOOL moan_to_sender(int, error_block *, header_line *, FILE *, BOOL);
0e22dfd1 281extern void moan_write_from(FILE *);
1ba28e2b 282extern FILE *modefopen(const uschar *, const char *, mode_t);
059ec3d9 283
f9334a28 284extern int open_cutthrough_connection( address_item * addr );
e4bdf652 285
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286extern uschar *parse_extract_address(uschar *, uschar **, int *, int *, int *,
287 BOOL);
288extern int parse_forward_list(uschar *, int, address_item **, uschar **,
55414b25 289 const uschar *, uschar *, error_block **);
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290extern uschar *parse_find_address_end(uschar *, BOOL);
291extern uschar *parse_find_at(uschar *);
55414b25 292extern const uschar *parse_fix_phrase(const uschar *, int, uschar *, int);
30dba1e6 293extern uschar *parse_message_id(uschar *, uschar **, uschar **);
55414b25 294extern const uschar *parse_quote_2047(const uschar *, int, uschar *, uschar *, int, BOOL);
43ad7b7d 295extern uschar *parse_date_time(uschar *str, time_t *t);
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296extern int vaguely_random_number(int);
297#ifdef SUPPORT_TLS
298extern int vaguely_random_number_fallback(int);
299#endif
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300
301extern BOOL queue_action(uschar *, int, uschar **, int, int);
302extern void queue_check_only(void);
303extern void queue_list(int, uschar **, int);
304extern void queue_count(void);
305extern void queue_run(uschar *, uschar *, BOOL);
306
307extern int random_number(int);
e4a89c47 308extern int rda_interpret(redirect_block *, int, uschar *, uschar *,
efd9a422
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309 uschar *, uschar *, uschar *, ugid_block *, address_item **,
310 uschar **, error_block **, int *, uschar *);
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311extern int rda_is_filter(const uschar *);
312extern BOOL readconf_depends(driver_instance *, uschar *);
313extern void readconf_driver_init(uschar *, driver_instance **,
314 driver_info *, int, void *, int, optionlist *, int);
315extern uschar *readconf_find_option(void *);
34e86e20 316extern void readconf_main(BOOL);
3257ed4b 317extern void readconf_print(uschar *, uschar *, BOOL no_labels);
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318extern uschar *readconf_printtime(int);
319extern uschar *readconf_readname(uschar *, int, uschar *);
1ad6489e 320extern int readconf_readtime(const uschar *, int, BOOL);
bf3c2c6b 321extern void readconf_rest(void);
55414b25 322extern uschar *readconf_retry_error(const uschar *, const uschar *, int *, int *);
bf3c2c6b 323extern void readconf_save_config(const uschar *);
328895cc 324extern void read_message_body(BOOL);
8f128379 325extern void receive_bomb_out(uschar *, uschar *);
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326extern BOOL receive_check_fs(int);
327extern BOOL receive_check_set_sender(uschar *);
328extern BOOL receive_msg(BOOL);
8e669ac1 329extern int receive_statvfs(BOOL, int *);
059ec3d9 330extern void receive_swallow_smtp(void);
8523533c 331#ifdef WITH_CONTENT_SCAN
55414b25 332extern int regex(const uschar **);
8523533c 333#endif
1dc92d5a 334extern BOOL regex_match_and_setup(const pcre *, const uschar *, int, int);
476be7e2 335extern const pcre *regex_must_compile(const uschar *, BOOL, BOOL);
059ec3d9 336extern void retry_add_item(address_item *, uschar *, int);
55414b25 337extern BOOL retry_check_address(const uschar *, host_item *, uschar *, BOOL,
059ec3d9 338 uschar **, uschar **);
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339extern retry_config *retry_find_config(const uschar *, const uschar *, int, int);
340extern BOOL retry_ultimate_address_timeout(uschar *, const uschar *,
ba9af0af 341 dbdata_retry *, time_t);
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342extern void retry_update(address_item **, address_item **, address_item **);
343extern uschar *rewrite_address(uschar *, BOOL, BOOL, rewrite_rule *, int);
344extern uschar *rewrite_address_qualify(uschar *, BOOL);
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345extern header_line *rewrite_header(header_line *,
346 const uschar *, const uschar *,
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347 rewrite_rule *, int, BOOL);
348extern uschar *rewrite_one(uschar *, int, BOOL *, BOOL, uschar *,
349 rewrite_rule *);
350extern void rewrite_test(uschar *);
351extern uschar *rfc2047_decode2(uschar *, BOOL, uschar *, int, int *, int *,
352 uschar **);
353extern int route_address(address_item *, address_item **, address_item **,
354 address_item **, address_item **, int);
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355extern int route_check_prefix(const uschar *, const uschar *);
356extern int route_check_suffix(const uschar *, const uschar *);
059ec3d9 357extern BOOL route_findgroup(uschar *, gid_t *);
55414b25 358extern BOOL route_finduser(const uschar *, struct passwd **, uid_t *);
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359extern BOOL route_find_expanded_group(uschar *, uschar *, uschar *, gid_t *,
360 uschar **);
361extern BOOL route_find_expanded_user(uschar *, uschar *, uschar *,
362 struct passwd **, uid_t *, uschar **);
363extern void route_init(void);
364extern void route_tidyup(void);
365
55414b25 366extern uschar *search_find(void *, uschar *, uschar *, int, const uschar *, int,
059ec3d9 367 int, int *);
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368extern int search_findtype(const uschar *, int);
369extern int search_findtype_partial(const uschar *, int *, const uschar **, int *,
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370 int *);
371extern void *search_open(uschar *, int, int, uid_t *, gid_t *);
372extern void search_tidyup(void);
e0df1c83 373extern void set_process_info(const char *, ...) PRINTF_FUNCTION(1,2);
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374extern void sha1_end(sha1 *, const uschar *, int, uschar *);
375extern void sha1_mid(sha1 *, const uschar *);
376extern void sha1_start(sha1 *);
e4a89c47 377extern int sieve_interpret(uschar *, int, uschar *, uschar *, uschar *,
efd9a422 378 uschar *, address_item **, uschar **);
059ec3d9 379extern void sigalrm_handler(int);
58eb016e 380extern BOOL smtp_buffered(void);
059ec3d9 381extern void smtp_closedown(uschar *);
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382extern int smtp_connect(host_item *, int, int, uschar *, int,
383 transport_instance *);
384extern int smtp_sock_connect(host_item *, int, int, uschar *,
385 transport_instance * tb, int);
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386extern int smtp_feof(void);
387extern int smtp_ferror(void);
388extern uschar *smtp_get_connection_info(void);
6f6dedcc 389extern BOOL smtp_get_interface(uschar *, int, address_item *,
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390 uschar **, uschar *);
391extern BOOL smtp_get_port(uschar *, address_item *, int *, uschar *);
392extern int smtp_getc(void);
393extern int smtp_handle_acl_fail(int, int, uschar *, uschar *);
b4ed4da0 394extern void smtp_log_no_mail(void);
4f6ae5c3 395extern void smtp_message_code(uschar **, int *, uschar **, uschar **, BOOL);
059ec3d9 396extern BOOL smtp_read_response(smtp_inblock *, uschar *, int, int, int);
a5bd321b 397extern void smtp_respond(uschar *, int, BOOL, uschar *);
8f128379 398extern void smtp_notquit_exit(uschar *, uschar *, uschar *, ...);
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399extern void smtp_send_prohibition_message(int, uschar *);
400extern int smtp_setup_msg(void);
401extern BOOL smtp_start_session(void);
402extern int smtp_ungetc(int);
d7b47fd0 403extern BOOL smtp_verify_helo(void);
e0df1c83 404extern int smtp_write_command(smtp_outblock *, BOOL, const char *, ...) PRINTF_FUNCTION(3,4);
8523533c 405#ifdef WITH_CONTENT_SCAN
55414b25 406extern int spam(const uschar **);
0f0c8159 407extern FILE *spool_mbox(unsigned long *, const uschar *);
8523533c 408#endif
059ec3d9 409extern BOOL spool_move_message(uschar *, uschar *, uschar *, uschar *);
789f8a4f 410extern int spool_open_datafile(uschar *);
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PH
411extern int spool_open_temp(uschar *);
412extern int spool_read_header(uschar *, BOOL, BOOL);
413extern int spool_write_header(uschar *, int, uschar **);
414extern int stdin_getc(void);
415extern int stdin_feof(void);
416extern int stdin_ferror(void);
417extern int stdin_ungetc(int);
418extern uschar *string_append(uschar *, int *, int *, int, ...);
76146973 419extern uschar *string_append_listele(uschar *, uschar, const uschar *);
00ba27c5 420extern uschar *string_append_listele_n(uschar *, uschar, const uschar *, unsigned);
059ec3d9 421extern uschar *string_base62(unsigned long int);
c2f669a4
JH
422extern uschar *string_cat(uschar *, int *, int *, const uschar *);
423extern uschar *string_catn(uschar *, int *, int *, const uschar *, int);
84bbb4d8 424extern int string_compare_by_pointer(const void *, const void *);
059ec3d9 425extern uschar *string_copy_dnsdomain(uschar *);
55414b25 426extern uschar *string_copy_malloc(const uschar *);
1dc92d5a 427extern uschar *string_copylc(const uschar *);
059ec3d9 428extern uschar *string_copynlc(uschar *, int);
55414b25 429extern uschar *string_dequote(const uschar **);
81f91683 430extern BOOL string_format(uschar *, int, const char *, ...) ALMOST_PRINTF(3,4);
059ec3d9 431extern uschar *string_format_size(int, uschar *);
55414b25 432extern int string_interpret_escape(const uschar **);
b1f8e4f8 433extern int string_is_ip_address(const uschar *, int *);
8c5d388a 434#ifdef SUPPORT_I18N
0d7911ea
JH
435extern BOOL string_is_utf8(const uschar *);
436#endif
059ec3d9 437extern uschar *string_log_address(address_item *, BOOL, BOOL);
55414b25 438extern uschar *string_nextinlist(const uschar **, int *, uschar *, int);
e0df1c83 439extern uschar *string_open_failed(int, const char *, ...) PRINTF_FUNCTION(2,3);
55414b25 440extern const uschar *string_printing2(const uschar *, BOOL);
e28326d8 441extern uschar *string_split_message(uschar *);
c7396ac5 442extern uschar *string_unprinting(uschar *);
8c5d388a 443#ifdef SUPPORT_I18N
3c8b3577 444extern uschar *string_address_utf8_to_alabel(const uschar *, uschar **);
0d7911ea
JH
445extern uschar *string_domain_alabel_to_utf8(const uschar *, uschar **);
446extern uschar *string_domain_utf8_to_alabel(const uschar *, uschar **);
447extern uschar *string_localpart_alabel_to_utf8(const uschar *, uschar **);
448extern uschar *string_localpart_utf8_to_alabel(const uschar *, uschar **);
449#endif
1ba28e2b
PP
450extern BOOL string_vformat(uschar *, int, const char *, va_list);
451extern int strcmpic(const uschar *, const uschar *);
452extern int strncmpic(const uschar *, const uschar *, int);
059ec3d9
PH
453extern uschar *strstric(uschar *, uschar *, BOOL);
454
455extern uschar *tod_stamp(int);
41afb5cb 456
35aba663 457extern void tls_modify_variables(tls_support *);
55414b25 458extern BOOL transport_check_waiting(const uschar *, const uschar *, int, uschar *,
a39bd74d 459 BOOL *, oicf, void*);
059ec3d9 460extern void transport_init(void);
55414b25 461extern BOOL transport_pass_socket(const uschar *, const uschar *, const uschar *, uschar *,
059ec3d9
PH
462 int);
463extern uschar *transport_rcpt_address(address_item *, BOOL);
55414b25
JH
464extern BOOL transport_set_up_command(const uschar ***, uschar *,
465 BOOL, int, address_item *, uschar *, uschar **);
059ec3d9
PH
466extern void transport_update_waiting(host_item *, uschar *);
467extern BOOL transport_write_block(int, uschar *, int);
1ba28e2b 468extern BOOL transport_write_string(int, const char *, ...);
511a6c14
JH
469extern BOOL transport_headers_send(address_item *, int, uschar *, uschar *,
470 BOOL (*)(int, uschar *, int, BOOL), BOOL, rewrite_rule *, int);
059ec3d9
PH
471extern BOOL transport_write_message(address_item *, int, int, int, uschar *,
472 uschar *, uschar *, uschar *, rewrite_rule *, int);
473extern void tree_add_duplicate(uschar *, address_item *);
474extern void tree_add_nonrecipient(uschar *);
475extern void tree_add_unusable(host_item *);
476extern int tree_insertnode(tree_node **, tree_node *);
55414b25 477extern tree_node *tree_search(tree_node *, const uschar *);
059ec3d9 478extern void tree_write(tree_node *, FILE *);
38a0a95f 479extern void tree_walk(tree_node *, void (*)(uschar*, uschar*, void*), void *);
059ec3d9 480
8523533c
TK
481#ifdef WITH_CONTENT_SCAN
482extern void unspool_mbox(void);
483#endif
8c5d388a 484#ifdef SUPPORT_I18N
fc362fc5
JH
485extern void utf8_version_report(FILE *);
486#endif
8523533c 487
4deaf07d
PH
488extern int verify_address(address_item *, FILE *, int, int, int, int,
489 uschar *, uschar *, BOOL *);
379ba7d0 490extern int verify_check_dnsbl(int, const uschar **, uschar **);
4deaf07d 491extern int verify_check_header_address(uschar **, uschar **, int, int, int,
fe5b5d0b 492 uschar *, uschar *, int, int *);
059ec3d9 493extern int verify_check_headers(uschar **);
770747fd 494extern int verify_check_header_names_ascii(uschar **);
059ec3d9 495extern int verify_check_host(uschar **);
1c41c9cc 496extern int verify_check_notblind(void);
5130845b 497extern int verify_check_given_host(uschar **, host_item *);
55414b25
JH
498extern int verify_check_this_host(const uschar **, unsigned int *,
499 const uschar*, const uschar *, const uschar **);
059ec3d9
PH
500extern address_item *verify_checked_sender(uschar *);
501extern void verify_get_ident(int);
502extern BOOL verify_sender(int *, uschar **);
503extern BOOL verify_sender_preliminary(int *, uschar **);
504extern void version_init(void);
505
17c76198
PP
506extern ssize_t write_to_fd_buf(int, const uschar *, size_t);
507
9d1c15ef
JH
508/* vi: aw
509*/
059ec3d9 510/* End of functions.h */