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420a0d19 CE |
1 | /************************************************* |
2 | * Exim - an Internet mail transport agent * | |
3 | *************************************************/ | |
4 | ||
2ea97746 | 5 | /* Copyright (c) University of Cambridge 1995 - 2018 */ |
420a0d19 CE |
6 | /* See the file NOTICE for conditions of use and distribution. */ |
7 | ||
8 | ||
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. */ | |
13 | ||
14 | ||
15 | #ifdef EXIM_PERL | |
2ea97746 CE |
16 | extern gstring *call_perl_cat(gstring *, uschar **, uschar *, |
17 | uschar **) WARN_UNUSED_RESULT; | |
420a0d19 CE |
18 | extern void cleanup_perl(void); |
19 | extern uschar *init_perl(uschar *); | |
20 | #endif | |
21 | ||
22 | ||
23 | #ifdef SUPPORT_TLS | |
24 | extern const char * | |
25 | std_dh_prime_default(void); | |
26 | extern const char * | |
27 | std_dh_prime_named(const uschar *); | |
28 | ||
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); | |
41 | ||
2ea97746 | 42 | extern uschar * tls_cert_der_b64(void * cert); |
420a0d19 CE |
43 | extern uschar * tls_cert_fprt_md5(void *); |
44 | extern uschar * tls_cert_fprt_sha1(void *); | |
45 | extern uschar * tls_cert_fprt_sha256(void *); | |
46 | ||
2ea97746 CE |
47 | extern void * tls_client_start(int, host_item *, address_item *, |
48 | transport_instance *, | |
49 | # ifdef SUPPORT_DANE | |
50 | dns_answer *, | |
51 | # endif | |
52 | tls_support *, uschar **); | |
53 | extern void tls_close(void *, int); | |
54 | extern BOOL tls_could_read(void); | |
420a0d19 CE |
55 | extern int tls_export_cert(uschar *, size_t, void *); |
56 | extern int tls_feof(void); | |
57 | extern int tls_ferror(void); | |
2ea97746 CE |
58 | extern void tls_free_cert(void **); |
59 | extern int tls_getc(unsigned); | |
60 | extern uschar *tls_getbuf(unsigned *); | |
61 | extern void tls_get_cache(void); | |
420a0d19 | 62 | extern int tls_import_cert(const uschar *, void **); |
2ea97746 CE |
63 | extern int tls_read(void *, uschar *, size_t); |
64 | extern int tls_server_start(const uschar *, uschar **); | |
420a0d19 CE |
65 | extern BOOL tls_smtp_buffered(void); |
66 | extern int tls_ungetc(int); | |
2ea97746 | 67 | extern int tls_write(void *, const uschar *, size_t, BOOL); |
420a0d19 CE |
68 | extern uschar *tls_validate_require_cipher(void); |
69 | extern void tls_version_report(FILE *); | |
70 | # ifndef USE_GNUTLS | |
71 | extern BOOL tls_openssl_options_parse(uschar *, long *); | |
72 | # endif | |
2ea97746 CE |
73 | extern uschar * tls_field_from_dn(uschar *, const uschar *); |
74 | extern BOOL tls_is_name_for_cert(const uschar *, void *); | |
75 | ||
76 | # ifdef SUPPORT_DANE | |
77 | extern int tlsa_lookup(const host_item *, dns_answer *, BOOL); | |
420a0d19 | 78 | # endif |
2ea97746 | 79 | |
420a0d19 CE |
80 | #endif /*SUPPORT_TLS*/ |
81 | ||
82 | ||
83 | /* Everything else... */ | |
84 | ||
85 | extern acl_block *acl_read(uschar *(*)(void), uschar **); | |
86 | extern int acl_check(int, uschar *, uschar *, uschar **, uschar **); | |
87 | extern int acl_eval(int, uschar *, uschar **, uschar **); | |
88 | ||
89 | extern tree_node *acl_var_create(uschar *); | |
90 | extern void acl_var_write(uschar *, uschar *, void *); | |
2ea97746 CE |
91 | |
92 | #ifdef EXPERIMENTAL_ARC | |
93 | extern void *arc_ams_setup_sign_bodyhash(void); | |
94 | extern const uschar *arc_header_feed(gstring *, BOOL); | |
95 | extern gstring *arc_sign(const uschar *, gstring *, uschar **); | |
96 | extern void arc_sign_init(void); | |
97 | extern const uschar *acl_verify_arc(void); | |
98 | extern uschar * fn_arc_domains(void); | |
99 | #endif | |
100 | ||
101 | extern void assert_no_variables(void *, int, const char *, int); | |
102 | extern int auth_call_pam(const uschar *, uschar **); | |
420a0d19 | 103 | extern int auth_call_pwcheck(uschar *, uschar **); |
2ea97746 CE |
104 | extern int auth_call_radius(const uschar *, uschar **); |
105 | extern int auth_call_saslauthd(const uschar *, const uschar *, | |
106 | const uschar *, const uschar *, uschar **); | |
420a0d19 CE |
107 | extern int auth_check_serv_cond(auth_instance *); |
108 | extern int auth_check_some_cond(auth_instance *, uschar *, uschar *, int); | |
109 | ||
2ea97746 | 110 | |
420a0d19 CE |
111 | extern int auth_get_data(uschar **, uschar *, int); |
112 | extern int auth_get_no64_data(uschar **, uschar *); | |
2ea97746 | 113 | extern void auth_show_supported(FILE *); |
420a0d19 CE |
114 | extern uschar *auth_xtextencode(uschar *, int); |
115 | extern int auth_xtextdecode(uschar *, uschar **); | |
116 | ||
2ea97746 CE |
117 | #ifdef EXPERIMENTAL_ARC |
118 | extern gstring *authres_arc(gstring *); | |
119 | #endif | |
120 | #ifndef DISABLE_DKIM | |
121 | extern gstring *authres_dkim(gstring *); | |
122 | #endif | |
123 | #ifdef EXPERIMENTAL_DMARC | |
124 | extern gstring *authres_dmarc(gstring *); | |
125 | #endif | |
126 | extern gstring *authres_smtpauth(gstring *); | |
127 | #ifdef SUPPORT_SPF | |
128 | extern gstring *authres_spf(gstring *); | |
129 | #endif | |
130 | ||
131 | extern uschar *b64encode(uschar *, int); | |
132 | extern int b64decode(const uschar *, uschar **); | |
133 | extern int bdat_getc(unsigned); | |
134 | extern uschar *bdat_getbuf(unsigned *); | |
135 | extern int bdat_ungetc(int); | |
136 | extern void bdat_flush_data(void); | |
137 | ||
138 | extern void bits_clear(unsigned int *, size_t, int *); | |
139 | extern void bits_set(unsigned int *, size_t, int *); | |
140 | ||
141 | extern void cancel_cutthrough_connection(BOOL, const uschar *); | |
142 | extern int check_host(void *, const uschar *, const uschar **, uschar **); | |
420a0d19 | 143 | extern uschar **child_exec_exim(int, BOOL, int *, BOOL, int, ...); |
2ea97746 CE |
144 | extern pid_t child_open_uid(const uschar **, const uschar **, int, |
145 | uid_t *, gid_t *, int *, int *, uschar *, BOOL); | |
188b6fee | 146 | extern BOOL cleanup_environment(void); |
2ea97746 CE |
147 | extern void cutthrough_data_puts(uschar *, int); |
148 | extern void cutthrough_data_put_nl(void); | |
420a0d19 CE |
149 | extern uschar *cutthrough_finaldot(void); |
150 | extern BOOL cutthrough_flush_send(void); | |
151 | extern BOOL cutthrough_headers_send(void); | |
152 | extern BOOL cutthrough_predata(void); | |
2ea97746 | 153 | extern void release_cutthrough_connection(const uschar *); |
420a0d19 CE |
154 | |
155 | extern void daemon_go(void); | |
156 | ||
157 | #ifdef EXPERIMENTAL_DCC | |
158 | extern int dcc_process(uschar **); | |
159 | #endif | |
160 | ||
161 | extern void debug_logging_activate(uschar *, uschar *); | |
2ea97746 CE |
162 | extern void debug_logging_stop(void); |
163 | extern void debug_print_argv(const uschar **); | |
420a0d19 | 164 | extern void debug_print_ids(uschar *); |
2ea97746 | 165 | extern void debug_printf_indent(const char *, ...) PRINTF_FUNCTION(1,2); |
420a0d19 CE |
166 | extern void debug_print_string(uschar *); |
167 | extern void debug_print_tree(tree_node *); | |
2ea97746 CE |
168 | extern void debug_vprintf(int, const char *, va_list); |
169 | extern void decode_bits(unsigned int *, size_t, int *, | |
170 | uschar *, bit_table *, int, uschar *, int); | |
420a0d19 | 171 | extern address_item *deliver_make_addr(uschar *, BOOL); |
2ea97746 | 172 | extern void deliver_init(void); |
420a0d19 CE |
173 | extern void delivery_log(int, address_item *, int, uschar *); |
174 | extern int deliver_message(uschar *, BOOL, BOOL); | |
175 | extern void deliver_msglog(const char *, ...) PRINTF_FUNCTION(1,2); | |
176 | extern void deliver_set_expansions(address_item *); | |
177 | extern int deliver_split_address(address_item *); | |
178 | extern void deliver_succeeded(address_item *); | |
2ea97746 CE |
179 | |
180 | extern uschar *deliver_get_sender_address (uschar *id); | |
181 | extern void delivery_re_exec(int); | |
182 | ||
420a0d19 CE |
183 | extern BOOL directory_make(const uschar *, const uschar *, int, BOOL); |
184 | #ifndef DISABLE_DKIM | |
2ea97746 CE |
185 | extern uschar *dkim_exim_query_dns_txt(uschar *); |
186 | extern void dkim_exim_sign_init(void); | |
187 | ||
188 | extern BOOL dkim_transport_write_message(transport_ctx *, | |
189 | struct ob_dkim *, const uschar ** errstr); | |
420a0d19 CE |
190 | #endif |
191 | extern dns_address *dns_address_from_rr(dns_answer *, dns_record *); | |
2ea97746 CE |
192 | extern int dns_basic_lookup(dns_answer *, const uschar *, int); |
193 | extern void dns_build_reverse(const uschar *, uschar *); | |
420a0d19 | 194 | extern void dns_init(BOOL, BOOL, BOOL); |
2ea97746 CE |
195 | extern BOOL dns_is_aa(const dns_answer *); |
196 | extern BOOL dns_is_secure(const dns_answer *); | |
197 | extern int dns_lookup(dns_answer *, const uschar *, int, const uschar **); | |
198 | extern void dns_pattern_init(void); | |
199 | extern int dns_special_lookup(dns_answer *, const uschar *, int, const uschar **); | |
200 | extern dns_record *dns_next_rr(const dns_answer *, dns_scan *, int); | |
420a0d19 CE |
201 | extern uschar *dns_text_type(int); |
202 | extern void dscp_list_to_stream(FILE *); | |
203 | extern BOOL dscp_lookup(const uschar *, int, int *, int *, int *); | |
204 | ||
205 | extern void enq_end(uschar *); | |
2ea97746 CE |
206 | extern BOOL enq_start(uschar *, unsigned); |
207 | #ifndef DISABLE_EVENT | |
208 | extern uschar *event_raise(uschar *, const uschar *, uschar *); | |
209 | extern void msg_event_raise(const uschar *, const address_item *); | |
210 | #endif | |
211 | extern const uschar * exim_errstr(int); | |
212 | extern void exim_exit(int, const uschar *); | |
420a0d19 CE |
213 | extern void exim_nullstd(void); |
214 | extern void exim_setugid(uid_t, gid_t, BOOL, uschar *); | |
420a0d19 | 215 | extern void exim_wait_tick(struct timeval *, int); |
2ea97746 CE |
216 | extern int exp_bool(address_item *addr, |
217 | uschar *mtype, uschar *mname, unsigned dgb_opt, uschar *oname, BOOL bvalue, | |
218 | uschar *svalue, BOOL *rvalue); | |
420a0d19 | 219 | extern BOOL expand_check_condition(uschar *, uschar *, uschar *); |
2ea97746 CE |
220 | extern uschar *expand_file_big_buffer(const uschar *); |
221 | extern uschar *expand_string(uschar *); /* public, cannot make const */ | |
222 | extern const uschar *expand_cstring(const uschar *); /* ... so use this one */ | |
223 | extern uschar *expand_hide_passwords(uschar * ); | |
224 | extern uschar *expand_string_copy(const uschar *); | |
420a0d19 CE |
225 | extern int_eximarith_t expand_string_integer(uschar *, BOOL); |
226 | extern void modify_variable(uschar *, void *); | |
227 | ||
2ea97746 CE |
228 | extern BOOL fd_ready(int, int); |
229 | ||
420a0d19 CE |
230 | extern int filter_interpret(uschar *, int, address_item **, uschar **); |
231 | extern BOOL filter_personal(string_item *, BOOL); | |
232 | extern BOOL filter_runtest(int, uschar *, BOOL, BOOL); | |
233 | extern BOOL filter_system_interpret(address_item **, uschar **); | |
234 | ||
235 | extern uschar * fn_hdrs_added(void); | |
236 | ||
2ea97746 CE |
237 | extern void gstring_reset_unused(gstring *); |
238 | ||
420a0d19 CE |
239 | extern void header_add(int, const char *, ...); |
240 | extern int header_checkname(header_line *, BOOL); | |
241 | extern BOOL header_match(uschar *, BOOL, BOOL, string_item *, int, ...); | |
242 | extern int host_address_extract_port(uschar *); | |
243 | extern uschar *host_and_ident(BOOL); | |
2ea97746 CE |
244 | extern int host_aton(const uschar *, int *); |
245 | extern void host_build_hostlist(host_item **, const uschar *, BOOL); | |
246 | extern ip_address_item *host_build_ifacelist(const uschar *, uschar *); | |
420a0d19 CE |
247 | extern void host_build_log_info(void); |
248 | extern void host_build_sender_fullhost(void); | |
2ea97746 CE |
249 | extern int host_find_byname(host_item *, const uschar *, int, |
250 | const uschar **, BOOL); | |
251 | extern int host_find_bydns(host_item *, const uschar *, int, uschar *, uschar *, | |
252 | uschar *, const dnssec_domains *, const uschar **, BOOL *); | |
420a0d19 | 253 | extern ip_address_item *host_find_interfaces(void); |
2ea97746 | 254 | extern BOOL host_is_in_net(const uschar *, const uschar *, int); |
420a0d19 CE |
255 | extern BOOL host_is_tls_on_connect_port(int); |
256 | extern int host_item_get_port(host_item *); | |
257 | extern void host_mask(int, int *, int); | |
258 | extern int host_name_lookup(void); | |
259 | extern int host_nmtoa(int, int *, int, uschar *, int); | |
260 | extern uschar *host_ntoa(int, const void *, uschar *, int *); | |
261 | extern int host_scan_for_local_hosts(host_item *, host_item **, BOOL *); | |
262 | ||
2ea97746 CE |
263 | extern uschar *imap_utf7_encode(uschar *, const uschar *, |
264 | uschar, uschar *, uschar **); | |
265 | ||
420a0d19 | 266 | extern void invert_address(uschar *, uschar *); |
2ea97746 | 267 | extern int ip_addr(void *, int, const uschar *, int); |
420a0d19 | 268 | extern int ip_bind(int, int, uschar *, int); |
2ea97746 | 269 | extern int ip_connect(int, int, const uschar *, int, int, const blob *); |
420a0d19 | 270 | extern int ip_connectedsocket(int, const uschar *, int, int, |
2ea97746 | 271 | int, host_item *, uschar **, const blob *); |
420a0d19 | 272 | extern int ip_get_address_family(int); |
2ea97746 CE |
273 | extern void ip_keepalive(int, const uschar *, BOOL); |
274 | extern int ip_recv(client_conn_ctx *, uschar *, int, int); | |
420a0d19 CE |
275 | extern int ip_socket(int, int); |
276 | ||
2ea97746 CE |
277 | extern int ip_tcpsocket(const uschar *, uschar **, int); |
278 | extern int ip_unixsocket(const uschar *, uschar **); | |
279 | extern int ip_streamsocket(const uschar *, uschar **, int); | |
280 | ||
281 | extern int ipv6_nmtoa(int *, uschar *); | |
282 | ||
420a0d19 CE |
283 | extern uschar *local_part_quote(uschar *); |
284 | extern int log_create(uschar *); | |
285 | extern int log_create_as_exim(uschar *); | |
286 | extern void log_close_all(void); | |
287 | ||
2ea97746 CE |
288 | extern macro_item * macro_create(const uschar *, const uschar *, BOOL); |
289 | extern BOOL macro_read_assignment(uschar *); | |
290 | extern uschar *macros_expand(int, int *, BOOL *); | |
291 | extern void mainlog_close(void); | |
420a0d19 | 292 | #ifdef WITH_CONTENT_SCAN |
2ea97746 | 293 | extern int malware(const uschar *, int); |
420a0d19 | 294 | extern int malware_in_file(uschar *); |
2ea97746 CE |
295 | extern void malware_init(void); |
296 | extern void malware_show_supported(FILE *); | |
420a0d19 | 297 | #endif |
2ea97746 CE |
298 | extern int match_address_list(const uschar *, BOOL, BOOL, const uschar **, |
299 | unsigned int *, int, int, const uschar **); | |
300 | extern int match_address_list_basic(const uschar *, const uschar **, int); | |
301 | extern int match_check_list(const uschar **, int, tree_node **, unsigned int **, | |
302 | int(*)(void *, const uschar *, const uschar **, uschar **), void *, int, | |
303 | const uschar *, const uschar **); | |
304 | extern int match_isinlist(const uschar *, const uschar **, int, tree_node **, | |
305 | unsigned int *, int, BOOL, const uschar **); | |
306 | extern int match_check_string(const uschar *, const uschar *, int, BOOL, BOOL, BOOL, | |
307 | const uschar **); | |
420a0d19 CE |
308 | extern void md5_end(md5 *, const uschar *, int, uschar *); |
309 | extern void md5_mid(md5 *, const uschar *); | |
310 | extern void md5_start(md5 *); | |
311 | extern void millisleep(int); | |
312 | #ifdef WITH_CONTENT_SCAN | |
313 | struct mime_boundary_context; | |
314 | extern int mime_acl_check(uschar *acl, FILE *f, | |
315 | struct mime_boundary_context *, uschar **, uschar **); | |
2ea97746 CE |
316 | extern int mime_decode(const uschar **); |
317 | extern ssize_t mime_decode_base64(FILE *, FILE *, uschar *); | |
318 | extern int mime_regex(const uschar **); | |
319 | extern void mime_set_anomaly(int); | |
420a0d19 CE |
320 | #endif |
321 | extern uschar *moan_check_errorcopy(uschar *); | |
322 | extern BOOL moan_skipped_syntax_errors(uschar *, error_block *, uschar *, | |
323 | BOOL, uschar *); | |
324 | extern void moan_smtp_batch(uschar *, const char *, ...) PRINTF_FUNCTION(2,3); | |
2ea97746 CE |
325 | extern BOOL moan_send_message(uschar *, int, error_block *eblock, |
326 | header_line *, FILE *, uschar *); | |
420a0d19 CE |
327 | extern void moan_tell_someone(uschar *, address_item *, |
328 | const uschar *, const char *, ...) PRINTF_FUNCTION(4,5); | |
329 | extern BOOL moan_to_sender(int, error_block *, header_line *, FILE *, BOOL); | |
330 | extern void moan_write_from(FILE *); | |
331 | extern FILE *modefopen(const uschar *, const char *, mode_t); | |
332 | ||
2ea97746 | 333 | extern int open_cutthrough_connection( address_item * addr ); |
420a0d19 CE |
334 | |
335 | extern uschar *parse_extract_address(uschar *, uschar **, int *, int *, int *, | |
336 | BOOL); | |
337 | extern int parse_forward_list(uschar *, int, address_item **, uschar **, | |
2ea97746 | 338 | const uschar *, uschar *, error_block **); |
420a0d19 CE |
339 | extern uschar *parse_find_address_end(uschar *, BOOL); |
340 | extern uschar *parse_find_at(uschar *); | |
2ea97746 | 341 | extern const uschar *parse_fix_phrase(const uschar *, int, uschar *, int); |
420a0d19 | 342 | extern uschar *parse_message_id(uschar *, uschar **, uschar **); |
2ea97746 | 343 | extern const uschar *parse_quote_2047(const uschar *, int, uschar *, uschar *, int, BOOL); |
420a0d19 CE |
344 | extern uschar *parse_date_time(uschar *str, time_t *t); |
345 | extern int vaguely_random_number(int); | |
346 | #ifdef SUPPORT_TLS | |
347 | extern int vaguely_random_number_fallback(int); | |
348 | #endif | |
349 | ||
350 | extern BOOL queue_action(uschar *, int, uschar **, int, int); | |
351 | extern void queue_check_only(void); | |
352 | extern void queue_list(int, uschar **, int); | |
353 | extern void queue_count(void); | |
354 | extern void queue_run(uschar *, uschar *, BOOL); | |
355 | ||
356 | extern int random_number(int); | |
420a0d19 CE |
357 | extern int rda_interpret(redirect_block *, int, uschar *, uschar *, |
358 | uschar *, uschar *, uschar *, ugid_block *, address_item **, | |
359 | uschar **, error_block **, int *, uschar *); | |
360 | extern int rda_is_filter(const uschar *); | |
361 | extern BOOL readconf_depends(driver_instance *, uschar *); | |
362 | extern void readconf_driver_init(uschar *, driver_instance **, | |
363 | driver_info *, int, void *, int, optionlist *, int); | |
364 | extern uschar *readconf_find_option(void *); | |
2ea97746 CE |
365 | extern void readconf_main(BOOL); |
366 | extern void readconf_options_from_list(optionlist *, unsigned, const uschar *, uschar *); | |
367 | extern BOOL readconf_print(uschar *, uschar *, BOOL); | |
420a0d19 CE |
368 | extern uschar *readconf_printtime(int); |
369 | extern uschar *readconf_readname(uschar *, int, uschar *); | |
2ea97746 CE |
370 | extern int readconf_readtime(const uschar *, int, BOOL); |
371 | extern void readconf_rest(void); | |
372 | extern uschar *readconf_retry_error(const uschar *, const uschar *, int *, int *); | |
373 | extern void readconf_save_config(const uschar *); | |
420a0d19 CE |
374 | extern void read_message_body(BOOL); |
375 | extern void receive_bomb_out(uschar *, uschar *); | |
376 | extern BOOL receive_check_fs(int); | |
377 | extern BOOL receive_check_set_sender(uschar *); | |
378 | extern BOOL receive_msg(BOOL); | |
2ea97746 | 379 | extern int_eximarith_t receive_statvfs(BOOL, int *); |
420a0d19 CE |
380 | extern void receive_swallow_smtp(void); |
381 | #ifdef WITH_CONTENT_SCAN | |
2ea97746 | 382 | extern int regex(const uschar **); |
420a0d19 | 383 | #endif |
2ea97746 CE |
384 | extern BOOL regex_match_and_setup(const pcre *, const uschar *, int, int); |
385 | extern const pcre *regex_must_compile(const uschar *, BOOL, BOOL); | |
420a0d19 | 386 | extern void retry_add_item(address_item *, uschar *, int); |
2ea97746 | 387 | extern BOOL retry_check_address(const uschar *, host_item *, uschar *, BOOL, |
420a0d19 | 388 | uschar **, uschar **); |
2ea97746 CE |
389 | extern retry_config *retry_find_config(const uschar *, const uschar *, int, int); |
390 | extern BOOL retry_ultimate_address_timeout(uschar *, const uschar *, | |
420a0d19 CE |
391 | dbdata_retry *, time_t); |
392 | extern void retry_update(address_item **, address_item **, address_item **); | |
393 | extern uschar *rewrite_address(uschar *, BOOL, BOOL, rewrite_rule *, int); | |
394 | extern uschar *rewrite_address_qualify(uschar *, BOOL); | |
2ea97746 CE |
395 | extern header_line *rewrite_header(header_line *, |
396 | const uschar *, const uschar *, | |
420a0d19 CE |
397 | rewrite_rule *, int, BOOL); |
398 | extern uschar *rewrite_one(uschar *, int, BOOL *, BOOL, uschar *, | |
399 | rewrite_rule *); | |
400 | extern void rewrite_test(uschar *); | |
401 | extern uschar *rfc2047_decode2(uschar *, BOOL, uschar *, int, int *, int *, | |
402 | uschar **); | |
403 | extern int route_address(address_item *, address_item **, address_item **, | |
404 | address_item **, address_item **, int); | |
2ea97746 CE |
405 | extern int route_check_prefix(const uschar *, const uschar *); |
406 | extern int route_check_suffix(const uschar *, const uschar *); | |
420a0d19 | 407 | extern BOOL route_findgroup(uschar *, gid_t *); |
2ea97746 | 408 | extern BOOL route_finduser(const uschar *, struct passwd **, uid_t *); |
420a0d19 CE |
409 | extern BOOL route_find_expanded_group(uschar *, uschar *, uschar *, gid_t *, |
410 | uschar **); | |
411 | extern BOOL route_find_expanded_user(uschar *, uschar *, uschar *, | |
412 | struct passwd **, uid_t *, uschar **); | |
413 | extern void route_init(void); | |
2ea97746 | 414 | extern void route_show_supported(FILE *); |
420a0d19 CE |
415 | extern void route_tidyup(void); |
416 | ||
2ea97746 | 417 | extern uschar *search_find(void *, uschar *, uschar *, int, const uschar *, int, |
420a0d19 | 418 | int, int *); |
2ea97746 CE |
419 | extern int search_findtype(const uschar *, int); |
420 | extern int search_findtype_partial(const uschar *, int *, const uschar **, int *, | |
420a0d19 CE |
421 | int *); |
422 | extern void *search_open(uschar *, int, int, uid_t *, gid_t *); | |
423 | extern void search_tidyup(void); | |
424 | extern void set_process_info(const char *, ...) PRINTF_FUNCTION(1,2); | |
2ea97746 CE |
425 | extern void sha1_end(hctx *, const uschar *, int, uschar *); |
426 | extern void sha1_mid(hctx *, const uschar *); | |
427 | extern void sha1_start(hctx *); | |
420a0d19 CE |
428 | extern int sieve_interpret(uschar *, int, uschar *, uschar *, uschar *, |
429 | uschar *, address_item **, uschar **); | |
430 | extern void sigalrm_handler(int); | |
431 | extern BOOL smtp_buffered(void); | |
432 | extern void smtp_closedown(uschar *); | |
2ea97746 CE |
433 | extern void smtp_command_timeout_exit(void); |
434 | extern void smtp_command_sigterm_exit(void); | |
435 | extern void smtp_data_timeout_exit(void); | |
436 | extern void smtp_data_sigint_exit(void); | |
437 | extern uschar *smtp_cmd_hist(void); | |
438 | extern int smtp_connect(smtp_connect_args *, const blob *); | |
439 | extern int smtp_sock_connect(host_item *, int, int, uschar *, | |
440 | transport_instance * tb, int, const blob *); | |
420a0d19 CE |
441 | extern int smtp_feof(void); |
442 | extern int smtp_ferror(void); | |
443 | extern uschar *smtp_get_connection_info(void); | |
2ea97746 | 444 | extern BOOL smtp_get_interface(uschar *, int, address_item *, |
420a0d19 CE |
445 | uschar **, uschar *); |
446 | extern BOOL smtp_get_port(uschar *, address_item *, int *, uschar *); | |
2ea97746 CE |
447 | extern int smtp_getc(unsigned); |
448 | extern uschar *smtp_getbuf(unsigned *); | |
449 | extern void smtp_get_cache(void); | |
420a0d19 CE |
450 | extern int smtp_handle_acl_fail(int, int, uschar *, uschar *); |
451 | extern void smtp_log_no_mail(void); | |
2ea97746 CE |
452 | extern void smtp_message_code(uschar **, int *, uschar **, uschar **, BOOL); |
453 | extern void smtp_proxy_tls(void *, uschar *, size_t, int *, int); | |
454 | extern BOOL smtp_read_response(void *, uschar *, int, int, int); | |
455 | extern void smtp_reset(void *); | |
420a0d19 CE |
456 | extern void smtp_respond(uschar *, int, BOOL, uschar *); |
457 | extern void smtp_notquit_exit(uschar *, uschar *, uschar *, ...); | |
2ea97746 | 458 | extern void smtp_port_for_connect(host_item *, int); |
420a0d19 CE |
459 | extern void smtp_send_prohibition_message(int, uschar *); |
460 | extern int smtp_setup_msg(void); | |
461 | extern BOOL smtp_start_session(void); | |
462 | extern int smtp_ungetc(int); | |
463 | extern BOOL smtp_verify_helo(void); | |
2ea97746 | 464 | extern int smtp_write_command(void *, int, const char *, ...) PRINTF_FUNCTION(3,4); |
420a0d19 | 465 | #ifdef WITH_CONTENT_SCAN |
2ea97746 CE |
466 | extern int spam(const uschar **); |
467 | extern FILE *spool_mbox(unsigned long *, const uschar *, uschar **); | |
420a0d19 | 468 | #endif |
2ea97746 CE |
469 | extern void spool_clear_header_globals(void); |
470 | extern uschar *spool_dname(const uschar *, uschar *); | |
471 | extern uschar *spool_fname(const uschar *, const uschar *, const uschar *, const uschar *); | |
420a0d19 | 472 | extern BOOL spool_move_message(uschar *, uschar *, uschar *, uschar *); |
2ea97746 | 473 | extern int spool_open_datafile(uschar *); |
420a0d19 CE |
474 | extern int spool_open_temp(uschar *); |
475 | extern int spool_read_header(uschar *, BOOL, BOOL); | |
2ea97746 | 476 | extern uschar *spool_sname(const uschar *, uschar *); |
420a0d19 | 477 | extern int spool_write_header(uschar *, int, uschar **); |
2ea97746 | 478 | extern int stdin_getc(unsigned); |
420a0d19 CE |
479 | extern int stdin_feof(void); |
480 | extern int stdin_ferror(void); | |
481 | extern int stdin_ungetc(int); | |
2ea97746 CE |
482 | extern gstring *string_append(gstring *, int, ...) WARN_UNUSED_RESULT; |
483 | extern gstring *string_append_listele(gstring *, uschar, const uschar *) WARN_UNUSED_RESULT; | |
484 | extern gstring *string_append_listele_n(gstring *, uschar, const uschar *, unsigned) WARN_UNUSED_RESULT; | |
485 | extern gstring *string_append2_listele_n(gstring *, const uschar *, const uschar *, unsigned) WARN_UNUSED_RESULT; | |
420a0d19 | 486 | extern uschar *string_base62(unsigned long int); |
2ea97746 CE |
487 | extern gstring *string_cat (gstring *, const uschar * ) WARN_UNUSED_RESULT; |
488 | extern gstring *string_catn(gstring *, const uschar *, int) WARN_UNUSED_RESULT; | |
188b6fee | 489 | extern int string_compare_by_pointer(const void *, const void *); |
420a0d19 | 490 | extern uschar *string_copy_dnsdomain(uschar *); |
2ea97746 CE |
491 | extern uschar *string_copy_malloc(const uschar *); |
492 | extern uschar *string_copylc(const uschar *); | |
420a0d19 | 493 | extern uschar *string_copynlc(uschar *, int); |
2ea97746 CE |
494 | extern uschar *string_dequote(const uschar **); |
495 | extern gstring *string_fmt_append(gstring *, const char *, ...) ALMOST_PRINTF(2,3); | |
420a0d19 CE |
496 | extern BOOL string_format(uschar *, int, const char *, ...) ALMOST_PRINTF(3,4); |
497 | extern uschar *string_format_size(int, uschar *); | |
2ea97746 CE |
498 | extern uschar *string_from_gstring(gstring *); |
499 | extern gstring *string_get(unsigned); | |
500 | extern int string_interpret_escape(const uschar **); | |
420a0d19 | 501 | extern int string_is_ip_address(const uschar *, int *); |
2ea97746 CE |
502 | #ifdef SUPPORT_I18N |
503 | extern BOOL string_is_utf8(const uschar *); | |
504 | #endif | |
505 | extern uschar *string_nextinlist(const uschar **, int *, uschar *, int); | |
420a0d19 | 506 | extern uschar *string_open_failed(int, const char *, ...) PRINTF_FUNCTION(2,3); |
2ea97746 | 507 | extern const uschar *string_printing2(const uschar *, BOOL); |
420a0d19 | 508 | extern uschar *string_split_message(uschar *); |
2ea97746 CE |
509 | extern uschar *string_timediff(struct timeval *); |
510 | extern uschar *string_timesince(struct timeval *); | |
420a0d19 | 511 | extern uschar *string_unprinting(uschar *); |
2ea97746 CE |
512 | #ifdef SUPPORT_I18N |
513 | extern uschar *string_address_utf8_to_alabel(const uschar *, uschar **); | |
514 | extern uschar *string_domain_alabel_to_utf8(const uschar *, uschar **); | |
515 | extern uschar *string_domain_utf8_to_alabel(const uschar *, uschar **); | |
516 | extern uschar *string_localpart_alabel_to_utf8(const uschar *, uschar **); | |
517 | extern uschar *string_localpart_utf8_to_alabel(const uschar *, uschar **); | |
518 | #endif | |
519 | extern gstring *string_vformat(gstring *, BOOL, const char *, va_list); | |
420a0d19 CE |
520 | extern int strcmpic(const uschar *, const uschar *); |
521 | extern int strncmpic(const uschar *, const uschar *, int); | |
522 | extern uschar *strstric(uschar *, uschar *, BOOL); | |
523 | ||
2ea97746 CE |
524 | #ifdef EXIM_TFO_PROBE |
525 | extern void tfo_probe(void); | |
526 | #endif | |
527 | extern void timesince(struct timeval * diff, struct timeval * then); | |
420a0d19 | 528 | extern void tls_modify_variables(tls_support *); |
2ea97746 CE |
529 | extern uschar *tod_stamp(int); |
530 | ||
531 | extern BOOL transport_check_waiting(const uschar *, const uschar *, int, uschar *, | |
532 | BOOL *, oicf, void*); | |
420a0d19 | 533 | extern void transport_init(void); |
2ea97746 CE |
534 | extern void transport_do_pass_socket(const uschar *, const uschar *, |
535 | const uschar *, uschar *, int); | |
536 | extern BOOL transport_pass_socket(const uschar *, const uschar *, const uschar *, uschar *, | |
420a0d19 CE |
537 | int); |
538 | extern uschar *transport_rcpt_address(address_item *, BOOL); | |
2ea97746 CE |
539 | extern BOOL transport_set_up_command(const uschar ***, uschar *, |
540 | BOOL, int, address_item *, uschar *, uschar **); | |
420a0d19 | 541 | extern void transport_update_waiting(host_item *, uschar *); |
2ea97746 CE |
542 | extern BOOL transport_write_block(transport_ctx *, uschar *, int, BOOL); |
543 | extern void transport_write_reset(int); | |
420a0d19 | 544 | extern BOOL transport_write_string(int, const char *, ...); |
2ea97746 CE |
545 | extern BOOL transport_headers_send(transport_ctx *, |
546 | BOOL (*)(transport_ctx *, uschar *, int)); | |
547 | extern void transport_show_supported(FILE *); | |
548 | extern BOOL transport_write_message(transport_ctx *, int); | |
420a0d19 CE |
549 | extern void tree_add_duplicate(uschar *, address_item *); |
550 | extern void tree_add_nonrecipient(uschar *); | |
551 | extern void tree_add_unusable(host_item *); | |
552 | extern int tree_insertnode(tree_node **, tree_node *); | |
2ea97746 | 553 | extern tree_node *tree_search(tree_node *, const uschar *); |
420a0d19 CE |
554 | extern void tree_write(tree_node *, FILE *); |
555 | extern void tree_walk(tree_node *, void (*)(uschar*, uschar*, void*), void *); | |
556 | ||
557 | #ifdef WITH_CONTENT_SCAN | |
558 | extern void unspool_mbox(void); | |
559 | #endif | |
2ea97746 CE |
560 | #ifdef SUPPORT_I18N |
561 | extern void utf8_version_report(FILE *); | |
562 | #endif | |
420a0d19 CE |
563 | |
564 | extern int verify_address(address_item *, FILE *, int, int, int, int, | |
565 | uschar *, uschar *, BOOL *); | |
2ea97746 | 566 | extern int verify_check_dnsbl(int, const uschar **, uschar **); |
420a0d19 CE |
567 | extern int verify_check_header_address(uschar **, uschar **, int, int, int, |
568 | uschar *, uschar *, int, int *); | |
569 | extern int verify_check_headers(uschar **); | |
570 | extern int verify_check_header_names_ascii(uschar **); | |
571 | extern int verify_check_host(uschar **); | |
572 | extern int verify_check_notblind(void); | |
2ea97746 CE |
573 | extern int verify_check_given_host(const uschar **, const host_item *); |
574 | extern int verify_check_this_host(const uschar **, unsigned int *, | |
575 | const uschar*, const uschar *, const uschar **); | |
420a0d19 CE |
576 | extern address_item *verify_checked_sender(uschar *); |
577 | extern void verify_get_ident(int); | |
578 | extern BOOL verify_sender(int *, uschar **); | |
579 | extern BOOL verify_sender_preliminary(int *, uschar **); | |
580 | extern void version_init(void); | |
581 | ||
2ea97746 | 582 | extern BOOL write_chunk(transport_ctx *, uschar *, int); |
420a0d19 CE |
583 | extern ssize_t write_to_fd_buf(int, const uschar *, size_t); |
584 | ||
2ea97746 | 585 | |
420a0d19 CE |
586 | /* vi: aw |
587 | */ | |
588 | /* End of functions.h */ |