]>
Commit | Line | Data |
---|---|---|
b1322259 | 1 | /* |
c4d3c19b | 2 | * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. |
d02b48c6 | 3 | * |
09abbca1 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
b1322259 RS |
5 | * this file except in compliance with the License. You can obtain a copy |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
d02b48c6 RE |
8 | */ |
9 | ||
d02b48c6 RE |
10 | #include <stdio.h> |
11 | #include <errno.h> | |
d02b48c6 | 12 | |
706457b7 | 13 | #include "bio_local.h" |
b00b2124 | 14 | |
417be660 | 15 | #ifndef OPENSSL_NO_SOCK |
0f113f3e MC |
16 | |
17 | typedef struct bio_connect_st { | |
18 | int state; | |
417be660 | 19 | int connect_family; |
0f113f3e | 20 | char *param_hostname; |
417be660 RL |
21 | char *param_service; |
22 | int connect_mode; | |
23 | ||
24 | BIO_ADDRINFO *addr_first; | |
25 | const BIO_ADDRINFO *addr_iter; | |
0f113f3e MC |
26 | /* |
27 | * int socket; this will be kept in bio->num so that it is compatible | |
28 | * with the bss_sock bio | |
29 | */ | |
30 | /* | |
31 | * called when the connection is initially made callback(BIO,state,ret); | |
32 | * The callback should return 'ret'. state is for compatibility with the | |
33 | * ssl info_callback | |
34 | */ | |
fce78bd4 | 35 | BIO_info_cb *info_callback; |
0f113f3e | 36 | } BIO_CONNECT; |
d02b48c6 | 37 | |
0e1c0612 UM |
38 | static int conn_write(BIO *h, const char *buf, int num); |
39 | static int conn_read(BIO *h, char *buf, int size); | |
40 | static int conn_puts(BIO *h, const char *str); | |
41 | static long conn_ctrl(BIO *h, int cmd, long arg1, void *arg2); | |
d02b48c6 RE |
42 | static int conn_new(BIO *h); |
43 | static int conn_free(BIO *data); | |
fce78bd4 | 44 | static long conn_callback_ctrl(BIO *h, int cmd, BIO_info_cb *); |
d02b48c6 RE |
45 | |
46 | static int conn_state(BIO *b, BIO_CONNECT *c); | |
47 | static void conn_close_socket(BIO *data); | |
0f113f3e | 48 | BIO_CONNECT *BIO_CONNECT_new(void); |
d02b48c6 RE |
49 | void BIO_CONNECT_free(BIO_CONNECT *a); |
50 | ||
417be660 RL |
51 | #define BIO_CONN_S_BEFORE 1 |
52 | #define BIO_CONN_S_GET_ADDR 2 | |
53 | #define BIO_CONN_S_CREATE_SOCKET 3 | |
54 | #define BIO_CONN_S_CONNECT 4 | |
55 | #define BIO_CONN_S_OK 5 | |
56 | #define BIO_CONN_S_BLOCKED_CONNECT 6 | |
57 | ||
04f6b0fd | 58 | static const BIO_METHOD methods_connectp = { |
0f113f3e MC |
59 | BIO_TYPE_CONNECT, |
60 | "socket connect", | |
3befffa3 MC |
61 | /* TODO: Convert to new style write function */ |
62 | bwrite_conv, | |
0f113f3e | 63 | conn_write, |
d07aee2c MC |
64 | /* TODO: Convert to new style read function */ |
65 | bread_conv, | |
0f113f3e MC |
66 | conn_read, |
67 | conn_puts, | |
b4ff6622 | 68 | NULL, /* conn_gets, */ |
0f113f3e MC |
69 | conn_ctrl, |
70 | conn_new, | |
71 | conn_free, | |
72 | conn_callback_ctrl, | |
73 | }; | |
d02b48c6 | 74 | |
6b691a5c | 75 | static int conn_state(BIO *b, BIO_CONNECT *c) |
0f113f3e MC |
76 | { |
77 | int ret = -1, i; | |
fce78bd4 | 78 | BIO_info_cb *cb = NULL; |
0f113f3e MC |
79 | |
80 | if (c->info_callback != NULL) | |
81 | cb = c->info_callback; | |
82 | ||
83 | for (;;) { | |
84 | switch (c->state) { | |
85 | case BIO_CONN_S_BEFORE: | |
417be660 RL |
86 | if (c->param_hostname == NULL && c->param_service == NULL) { |
87 | BIOerr(BIO_F_CONN_STATE, BIO_R_NO_HOSTNAME_OR_SERVICE_SPECIFIED); | |
88 | ERR_add_error_data(4, | |
89 | "hostname=", c->param_hostname, | |
90 | " service=", c->param_service); | |
0f113f3e MC |
91 | goto exit_loop; |
92 | } | |
417be660 RL |
93 | c->state = BIO_CONN_S_GET_ADDR; |
94 | break; | |
0f113f3e | 95 | |
417be660 RL |
96 | case BIO_CONN_S_GET_ADDR: |
97 | { | |
98 | int family = AF_UNSPEC; | |
99 | switch (c->connect_family) { | |
100 | case BIO_FAMILY_IPV6: | |
101 | if (1) { /* This is a trick we use to avoid bit rot. | |
102 | * at least the "else" part will always be | |
103 | * compiled. | |
104 | */ | |
105 | #ifdef AF_INET6 | |
106 | family = AF_INET6; | |
107 | } else { | |
108 | #endif | |
109 | BIOerr(BIO_F_CONN_STATE, BIO_R_UNAVAILABLE_IP_FAMILY); | |
110 | goto exit_loop; | |
111 | } | |
112 | break; | |
113 | case BIO_FAMILY_IPV4: | |
114 | family = AF_INET; | |
115 | break; | |
116 | case BIO_FAMILY_IPANY: | |
117 | family = AF_UNSPEC; | |
118 | break; | |
119 | default: | |
120 | BIOerr(BIO_F_CONN_STATE, BIO_R_UNSUPPORTED_IP_FAMILY); | |
121 | goto exit_loop; | |
0f113f3e | 122 | } |
417be660 RL |
123 | if (BIO_lookup(c->param_hostname, c->param_service, |
124 | BIO_LOOKUP_CLIENT, | |
125 | family, SOCK_STREAM, &c->addr_first) == 0) | |
126 | goto exit_loop; | |
0f113f3e | 127 | } |
417be660 RL |
128 | if (c->addr_first == NULL) { |
129 | BIOerr(BIO_F_CONN_STATE, BIO_R_LOOKUP_RETURNED_NOTHING); | |
0f113f3e MC |
130 | goto exit_loop; |
131 | } | |
417be660 | 132 | c->addr_iter = c->addr_first; |
0f113f3e MC |
133 | c->state = BIO_CONN_S_CREATE_SOCKET; |
134 | break; | |
135 | ||
136 | case BIO_CONN_S_CREATE_SOCKET: | |
417be660 RL |
137 | ret = BIO_socket(BIO_ADDRINFO_family(c->addr_iter), |
138 | BIO_ADDRINFO_socktype(c->addr_iter), | |
139 | BIO_ADDRINFO_protocol(c->addr_iter), 0); | |
b13fdc48 | 140 | if (ret == (int)INVALID_SOCKET) { |
ff988500 RS |
141 | ERR_raise_data(ERR_LIB_SYS, get_last_socket_error(), |
142 | "calling socket(%s, %s)", | |
143 | c->param_hostname, c->param_service); | |
0f113f3e MC |
144 | BIOerr(BIO_F_CONN_STATE, BIO_R_UNABLE_TO_CREATE_SOCKET); |
145 | goto exit_loop; | |
146 | } | |
147 | b->num = ret; | |
0f113f3e | 148 | c->state = BIO_CONN_S_CONNECT; |
0f113f3e MC |
149 | break; |
150 | ||
151 | case BIO_CONN_S_CONNECT: | |
152 | BIO_clear_retry_flags(b); | |
417be660 RL |
153 | ret = BIO_connect(b->num, BIO_ADDRINFO_address(c->addr_iter), |
154 | BIO_SOCK_KEEPALIVE | c->connect_mode); | |
0f113f3e | 155 | b->retry_reason = 0; |
a043d0b9 | 156 | if (ret == 0) { |
0f113f3e MC |
157 | if (BIO_sock_should_retry(ret)) { |
158 | BIO_set_retry_special(b); | |
159 | c->state = BIO_CONN_S_BLOCKED_CONNECT; | |
160 | b->retry_reason = BIO_RR_CONNECT; | |
417be660 RL |
161 | ERR_clear_error(); |
162 | } else if ((c->addr_iter = BIO_ADDRINFO_next(c->addr_iter)) | |
163 | != NULL) { | |
164 | /* | |
165 | * if there are more addresses to try, do that first | |
166 | */ | |
167 | BIO_closesocket(b->num); | |
168 | c->state = BIO_CONN_S_CREATE_SOCKET; | |
169 | ERR_clear_error(); | |
170 | break; | |
0f113f3e | 171 | } else { |
ff988500 RS |
172 | ERR_raise_data(ERR_LIB_SYS, get_last_socket_error(), |
173 | "calling connect(%s, %s)", | |
174 | c->param_hostname, c->param_service); | |
0f113f3e MC |
175 | BIOerr(BIO_F_CONN_STATE, BIO_R_CONNECT_ERROR); |
176 | } | |
177 | goto exit_loop; | |
417be660 | 178 | } else { |
0f113f3e | 179 | c->state = BIO_CONN_S_OK; |
417be660 | 180 | } |
0f113f3e MC |
181 | break; |
182 | ||
183 | case BIO_CONN_S_BLOCKED_CONNECT: | |
184 | i = BIO_sock_error(b->num); | |
185 | if (i) { | |
186 | BIO_clear_retry_flags(b); | |
ff988500 RS |
187 | ERR_raise_data(ERR_LIB_SYS, i, |
188 | "calling connect(%s, %s)", | |
189 | c->param_hostname, c->param_service); | |
0f113f3e MC |
190 | BIOerr(BIO_F_CONN_STATE, BIO_R_NBIO_CONNECT_ERROR); |
191 | ret = 0; | |
192 | goto exit_loop; | |
193 | } else | |
194 | c->state = BIO_CONN_S_OK; | |
195 | break; | |
196 | ||
197 | case BIO_CONN_S_OK: | |
198 | ret = 1; | |
199 | goto exit_loop; | |
200 | default: | |
201 | /* abort(); */ | |
202 | goto exit_loop; | |
203 | } | |
204 | ||
205 | if (cb != NULL) { | |
75ebbd9a | 206 | if ((ret = cb((BIO *)b, c->state, ret)) == 0) |
0f113f3e MC |
207 | goto end; |
208 | } | |
209 | } | |
210 | ||
211 | /* Loop does not exit */ | |
212 | exit_loop: | |
213 | if (cb != NULL) | |
214 | ret = cb((BIO *)b, c->state, ret); | |
215 | end: | |
26a7d938 | 216 | return ret; |
0f113f3e | 217 | } |
d02b48c6 | 218 | |
6b691a5c | 219 | BIO_CONNECT *BIO_CONNECT_new(void) |
0f113f3e MC |
220 | { |
221 | BIO_CONNECT *ret; | |
222 | ||
f06080cb F |
223 | if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL) { |
224 | BIOerr(BIO_F_BIO_CONNECT_NEW, ERR_R_MALLOC_FAILURE); | |
26a7d938 | 225 | return NULL; |
f06080cb | 226 | } |
0f113f3e | 227 | ret->state = BIO_CONN_S_BEFORE; |
417be660 | 228 | ret->connect_family = BIO_FAMILY_IPANY; |
26a7d938 | 229 | return ret; |
0f113f3e | 230 | } |
d02b48c6 | 231 | |
6b691a5c | 232 | void BIO_CONNECT_free(BIO_CONNECT *a) |
0f113f3e | 233 | { |
e6e9170d RS |
234 | if (a == NULL) |
235 | return; | |
b548a1f1 | 236 | OPENSSL_free(a->param_hostname); |
417be660 RL |
237 | OPENSSL_free(a->param_service); |
238 | BIO_ADDRINFO_free(a->addr_first); | |
0f113f3e MC |
239 | OPENSSL_free(a); |
240 | } | |
d02b48c6 | 241 | |
04f6b0fd | 242 | const BIO_METHOD *BIO_s_connect(void) |
0f113f3e | 243 | { |
26a7d938 | 244 | return &methods_connectp; |
0f113f3e | 245 | } |
d02b48c6 | 246 | |
6b691a5c | 247 | static int conn_new(BIO *bi) |
0f113f3e MC |
248 | { |
249 | bi->init = 0; | |
b13fdc48 | 250 | bi->num = (int)INVALID_SOCKET; |
0f113f3e MC |
251 | bi->flags = 0; |
252 | if ((bi->ptr = (char *)BIO_CONNECT_new()) == NULL) | |
26a7d938 | 253 | return 0; |
0f113f3e | 254 | else |
208fb891 | 255 | return 1; |
0f113f3e | 256 | } |
d02b48c6 | 257 | |
6b691a5c | 258 | static void conn_close_socket(BIO *bio) |
0f113f3e MC |
259 | { |
260 | BIO_CONNECT *c; | |
261 | ||
262 | c = (BIO_CONNECT *)bio->ptr; | |
b13fdc48 | 263 | if (bio->num != (int)INVALID_SOCKET) { |
0f113f3e MC |
264 | /* Only do a shutdown if things were established */ |
265 | if (c->state == BIO_CONN_S_OK) | |
266 | shutdown(bio->num, 2); | |
417be660 | 267 | BIO_closesocket(bio->num); |
b13fdc48 | 268 | bio->num = (int)INVALID_SOCKET; |
0f113f3e MC |
269 | } |
270 | } | |
d02b48c6 | 271 | |
6b691a5c | 272 | static int conn_free(BIO *a) |
0f113f3e MC |
273 | { |
274 | BIO_CONNECT *data; | |
275 | ||
276 | if (a == NULL) | |
26a7d938 | 277 | return 0; |
0f113f3e MC |
278 | data = (BIO_CONNECT *)a->ptr; |
279 | ||
280 | if (a->shutdown) { | |
281 | conn_close_socket(a); | |
282 | BIO_CONNECT_free(data); | |
283 | a->ptr = NULL; | |
284 | a->flags = 0; | |
285 | a->init = 0; | |
286 | } | |
208fb891 | 287 | return 1; |
0f113f3e MC |
288 | } |
289 | ||
6b691a5c | 290 | static int conn_read(BIO *b, char *out, int outl) |
0f113f3e MC |
291 | { |
292 | int ret = 0; | |
293 | BIO_CONNECT *data; | |
294 | ||
295 | data = (BIO_CONNECT *)b->ptr; | |
296 | if (data->state != BIO_CONN_S_OK) { | |
297 | ret = conn_state(b, data); | |
298 | if (ret <= 0) | |
26a7d938 | 299 | return ret; |
0f113f3e MC |
300 | } |
301 | ||
302 | if (out != NULL) { | |
303 | clear_socket_error(); | |
304 | ret = readsocket(b->num, out, outl); | |
305 | BIO_clear_retry_flags(b); | |
306 | if (ret <= 0) { | |
307 | if (BIO_sock_should_retry(ret)) | |
308 | BIO_set_retry_read(b); | |
309 | } | |
310 | } | |
26a7d938 | 311 | return ret; |
0f113f3e | 312 | } |
d02b48c6 | 313 | |
0e1c0612 | 314 | static int conn_write(BIO *b, const char *in, int inl) |
0f113f3e MC |
315 | { |
316 | int ret; | |
317 | BIO_CONNECT *data; | |
318 | ||
319 | data = (BIO_CONNECT *)b->ptr; | |
320 | if (data->state != BIO_CONN_S_OK) { | |
321 | ret = conn_state(b, data); | |
322 | if (ret <= 0) | |
26a7d938 | 323 | return ret; |
0f113f3e MC |
324 | } |
325 | ||
326 | clear_socket_error(); | |
327 | ret = writesocket(b->num, in, inl); | |
328 | BIO_clear_retry_flags(b); | |
329 | if (ret <= 0) { | |
330 | if (BIO_sock_should_retry(ret)) | |
331 | BIO_set_retry_write(b); | |
332 | } | |
26a7d938 | 333 | return ret; |
0f113f3e | 334 | } |
d02b48c6 | 335 | |
0e1c0612 | 336 | static long conn_ctrl(BIO *b, int cmd, long num, void *ptr) |
0f113f3e MC |
337 | { |
338 | BIO *dbio; | |
339 | int *ip; | |
4b72d5f8 | 340 | const char **pptr = NULL; |
0f113f3e MC |
341 | long ret = 1; |
342 | BIO_CONNECT *data; | |
343 | ||
344 | data = (BIO_CONNECT *)b->ptr; | |
345 | ||
346 | switch (cmd) { | |
347 | case BIO_CTRL_RESET: | |
348 | ret = 0; | |
349 | data->state = BIO_CONN_S_BEFORE; | |
350 | conn_close_socket(b); | |
417be660 RL |
351 | BIO_ADDRINFO_free(data->addr_first); |
352 | data->addr_first = NULL; | |
0f113f3e MC |
353 | b->flags = 0; |
354 | break; | |
355 | case BIO_C_DO_STATE_MACHINE: | |
356 | /* use this one to start the connection */ | |
357 | if (data->state != BIO_CONN_S_OK) | |
358 | ret = (long)conn_state(b, data); | |
359 | else | |
360 | ret = 1; | |
361 | break; | |
362 | case BIO_C_GET_CONNECT: | |
363 | if (ptr != NULL) { | |
364 | pptr = (const char **)ptr; | |
417be660 RL |
365 | if (num == 0) { |
366 | *pptr = data->param_hostname; | |
367 | } else if (num == 1) { | |
368 | *pptr = data->param_service; | |
369 | } else if (num == 2) { | |
370 | *pptr = (const char *)BIO_ADDRINFO_address(data->addr_iter); | |
371 | } else if (num == 3) { | |
372 | switch (BIO_ADDRINFO_family(data->addr_iter)) { | |
373 | # ifdef AF_INET6 | |
374 | case AF_INET6: | |
375 | ret = BIO_FAMILY_IPV6; | |
376 | break; | |
377 | # endif | |
378 | case AF_INET: | |
379 | ret = BIO_FAMILY_IPV4; | |
380 | break; | |
381 | case 0: | |
382 | ret = data->connect_family; | |
383 | break; | |
384 | default: | |
385 | ret = -1; | |
386 | break; | |
4b72d5f8 | 387 | } |
417be660 RL |
388 | } else { |
389 | ret = 0; | |
4b72d5f8 RL |
390 | } |
391 | } else { | |
4b72d5f8 | 392 | ret = 0; |
0f113f3e MC |
393 | } |
394 | break; | |
395 | case BIO_C_SET_CONNECT: | |
396 | if (ptr != NULL) { | |
397 | b->init = 1; | |
398 | if (num == 0) { | |
417be660 RL |
399 | char *hold_service = data->param_service; |
400 | /* We affect the hostname regardless. However, the input | |
401 | * string might contain a host:service spec, so we must | |
402 | * parse it, which might or might not affect the service | |
403 | */ | |
b548a1f1 | 404 | OPENSSL_free(data->param_hostname); |
417be660 RL |
405 | data->param_hostname = NULL; |
406 | ret = BIO_parse_hostserv(ptr, | |
407 | &data->param_hostname, | |
408 | &data->param_service, | |
409 | BIO_PARSE_PRIO_HOST); | |
410 | if (hold_service != data->param_service) | |
411 | OPENSSL_free(hold_service); | |
0f113f3e | 412 | } else if (num == 1) { |
417be660 | 413 | OPENSSL_free(data->param_service); |
3d484574 | 414 | data->param_service = OPENSSL_strdup(ptr); |
0f113f3e | 415 | } else if (num == 2) { |
417be660 RL |
416 | const BIO_ADDR *addr = (const BIO_ADDR *)ptr; |
417 | if (ret) { | |
418 | data->param_hostname = BIO_ADDR_hostname_string(addr, 1); | |
419 | data->param_service = BIO_ADDR_service_string(addr, 1); | |
420 | BIO_ADDRINFO_free(data->addr_first); | |
421 | data->addr_first = NULL; | |
422 | data->addr_iter = NULL; | |
423 | } | |
0f113f3e | 424 | } else if (num == 3) { |
417be660 RL |
425 | data->connect_family = *(int *)ptr; |
426 | } else { | |
427 | ret = 0; | |
0f113f3e MC |
428 | } |
429 | } | |
430 | break; | |
431 | case BIO_C_SET_NBIO: | |
417be660 RL |
432 | if (num != 0) |
433 | data->connect_mode |= BIO_SOCK_NONBLOCK; | |
434 | else | |
435 | data->connect_mode &= ~BIO_SOCK_NONBLOCK; | |
436 | break; | |
437 | case BIO_C_SET_CONNECT_MODE: | |
438 | data->connect_mode = (int)num; | |
0f113f3e MC |
439 | break; |
440 | case BIO_C_GET_FD: | |
441 | if (b->init) { | |
442 | ip = (int *)ptr; | |
443 | if (ip != NULL) | |
444 | *ip = b->num; | |
445 | ret = b->num; | |
446 | } else | |
447 | ret = -1; | |
448 | break; | |
449 | case BIO_CTRL_GET_CLOSE: | |
450 | ret = b->shutdown; | |
451 | break; | |
452 | case BIO_CTRL_SET_CLOSE: | |
453 | b->shutdown = (int)num; | |
454 | break; | |
455 | case BIO_CTRL_PENDING: | |
456 | case BIO_CTRL_WPENDING: | |
457 | ret = 0; | |
458 | break; | |
459 | case BIO_CTRL_FLUSH: | |
460 | break; | |
461 | case BIO_CTRL_DUP: | |
462 | { | |
463 | dbio = (BIO *)ptr; | |
0f113f3e MC |
464 | if (data->param_hostname) |
465 | BIO_set_conn_hostname(dbio, data->param_hostname); | |
417be660 RL |
466 | if (data->param_service) |
467 | BIO_set_conn_port(dbio, data->param_service); | |
468 | BIO_set_conn_ip_family(dbio, data->connect_family); | |
469 | BIO_set_conn_mode(dbio, data->connect_mode); | |
0f113f3e MC |
470 | /* |
471 | * FIXME: the cast of the function seems unlikely to be a good | |
472 | * idea | |
473 | */ | |
fce78bd4 | 474 | (void)BIO_set_info_callback(dbio, data->info_callback); |
0f113f3e MC |
475 | } |
476 | break; | |
477 | case BIO_CTRL_SET_CALLBACK: | |
2722ff50 | 478 | ret = 0; /* use callback ctrl */ |
0f113f3e MC |
479 | break; |
480 | case BIO_CTRL_GET_CALLBACK: | |
481 | { | |
fce78bd4 | 482 | BIO_info_cb **fptr; |
0f113f3e | 483 | |
fce78bd4 | 484 | fptr = (BIO_info_cb **)ptr; |
0f113f3e MC |
485 | *fptr = data->info_callback; |
486 | } | |
487 | break; | |
488 | default: | |
489 | ret = 0; | |
490 | break; | |
491 | } | |
26a7d938 | 492 | return ret; |
0f113f3e | 493 | } |
d02b48c6 | 494 | |
fce78bd4 | 495 | static long conn_callback_ctrl(BIO *b, int cmd, BIO_info_cb *fp) |
0f113f3e MC |
496 | { |
497 | long ret = 1; | |
498 | BIO_CONNECT *data; | |
499 | ||
500 | data = (BIO_CONNECT *)b->ptr; | |
501 | ||
502 | switch (cmd) { | |
503 | case BIO_CTRL_SET_CALLBACK: | |
504 | { | |
fce78bd4 | 505 | data->info_callback = fp; |
0f113f3e MC |
506 | } |
507 | break; | |
508 | default: | |
509 | ret = 0; | |
510 | break; | |
511 | } | |
26a7d938 | 512 | return ret; |
0f113f3e | 513 | } |
d3442bc7 | 514 | |
0e1c0612 | 515 | static int conn_puts(BIO *bp, const char *str) |
0f113f3e MC |
516 | { |
517 | int n, ret; | |
d02b48c6 | 518 | |
0f113f3e MC |
519 | n = strlen(str); |
520 | ret = conn_write(bp, str, n); | |
26a7d938 | 521 | return ret; |
0f113f3e | 522 | } |
d02b48c6 | 523 | |
c45a48c1 | 524 | BIO *BIO_new_connect(const char *str) |
0f113f3e MC |
525 | { |
526 | BIO *ret; | |
527 | ||
528 | ret = BIO_new(BIO_s_connect()); | |
529 | if (ret == NULL) | |
26a7d938 | 530 | return NULL; |
0f113f3e | 531 | if (BIO_set_conn_hostname(ret, str)) |
26a7d938 | 532 | return ret; |
ca3a82c3 | 533 | BIO_free(ret); |
26a7d938 | 534 | return NULL; |
0f113f3e | 535 | } |
d02b48c6 RE |
536 | |
537 | #endif |