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d02b48c6 | 1 | /* crypto/bio/bss_conn.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
3 | * All rights reserved. |
4 | * | |
5 | * This package is an SSL implementation written | |
6 | * by Eric Young (eay@cryptsoft.com). | |
7 | * The implementation was written so as to conform with Netscapes SSL. | |
0f113f3e | 8 | * |
d02b48c6 RE |
9 | * This library is free for commercial and non-commercial use as long as |
10 | * the following conditions are aheared to. The following conditions | |
11 | * apply to all code found in this distribution, be it the RC4, RSA, | |
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 | * included with this distribution is covered by the same copyright terms | |
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
0f113f3e | 15 | * |
d02b48c6 RE |
16 | * Copyright remains Eric Young's, and as such any Copyright notices in |
17 | * the code are not to be removed. | |
18 | * If this package is used in a product, Eric Young should be given attribution | |
19 | * as the author of the parts of the library used. | |
20 | * This can be in the form of a textual message at program startup or | |
21 | * in documentation (online or textual) provided with the package. | |
0f113f3e | 22 | * |
d02b48c6 RE |
23 | * Redistribution and use in source and binary forms, with or without |
24 | * modification, are permitted provided that the following conditions | |
25 | * are met: | |
26 | * 1. Redistributions of source code must retain the copyright | |
27 | * notice, this list of conditions and the following disclaimer. | |
28 | * 2. Redistributions in binary form must reproduce the above copyright | |
29 | * notice, this list of conditions and the following disclaimer in the | |
30 | * documentation and/or other materials provided with the distribution. | |
31 | * 3. All advertising materials mentioning features or use of this software | |
32 | * must display the following acknowledgement: | |
33 | * "This product includes cryptographic software written by | |
34 | * Eric Young (eay@cryptsoft.com)" | |
35 | * The word 'cryptographic' can be left out if the rouines from the library | |
36 | * being used are not cryptographic related :-). | |
0f113f3e | 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 40 | * |
d02b48c6 RE |
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 | * SUCH DAMAGE. | |
0f113f3e | 52 | * |
d02b48c6 RE |
53 | * The licence and distribution terms for any publically available version or |
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 | * copied and put under another distribution licence | |
56 | * [including the GNU Public Licence.] | |
57 | */ | |
58 | ||
d02b48c6 RE |
59 | #include <stdio.h> |
60 | #include <errno.h> | |
61 | #define USE_SOCKETS | |
62 | #include "cryptlib.h" | |
ec577822 | 63 | #include <openssl/bio.h> |
d02b48c6 | 64 | |
9ba4cc00 RL |
65 | #ifndef OPENSSL_NO_SOCK |
66 | ||
0f113f3e | 67 | # if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000) |
75e0770d | 68 | /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */ |
0f113f3e MC |
69 | # undef FIONBIO |
70 | # endif | |
71 | ||
72 | typedef struct bio_connect_st { | |
73 | int state; | |
74 | char *param_hostname; | |
75 | char *param_port; | |
76 | int nbio; | |
77 | unsigned char ip[4]; | |
78 | unsigned short port; | |
79 | struct sockaddr_in them; | |
80 | /* | |
81 | * int socket; this will be kept in bio->num so that it is compatible | |
82 | * with the bss_sock bio | |
83 | */ | |
84 | /* | |
85 | * called when the connection is initially made callback(BIO,state,ret); | |
86 | * The callback should return 'ret'. state is for compatibility with the | |
87 | * ssl info_callback | |
88 | */ | |
89 | int (*info_callback) (const BIO *bio, int state, int ret); | |
90 | } BIO_CONNECT; | |
d02b48c6 | 91 | |
0e1c0612 UM |
92 | static int conn_write(BIO *h, const char *buf, int num); |
93 | static int conn_read(BIO *h, char *buf, int size); | |
94 | static int conn_puts(BIO *h, const char *str); | |
95 | static long conn_ctrl(BIO *h, int cmd, long arg1, void *arg2); | |
d02b48c6 RE |
96 | static int conn_new(BIO *h); |
97 | static int conn_free(BIO *data); | |
13083215 | 98 | static long conn_callback_ctrl(BIO *h, int cmd, bio_info_cb *); |
d02b48c6 RE |
99 | |
100 | static int conn_state(BIO *b, BIO_CONNECT *c); | |
101 | static void conn_close_socket(BIO *data); | |
0f113f3e | 102 | BIO_CONNECT *BIO_CONNECT_new(void); |
d02b48c6 RE |
103 | void BIO_CONNECT_free(BIO_CONNECT *a); |
104 | ||
0f113f3e MC |
105 | static BIO_METHOD methods_connectp = { |
106 | BIO_TYPE_CONNECT, | |
107 | "socket connect", | |
108 | conn_write, | |
109 | conn_read, | |
110 | conn_puts, | |
111 | NULL, /* connect_gets, */ | |
112 | conn_ctrl, | |
113 | conn_new, | |
114 | conn_free, | |
115 | conn_callback_ctrl, | |
116 | }; | |
d02b48c6 | 117 | |
6b691a5c | 118 | static int conn_state(BIO *b, BIO_CONNECT *c) |
0f113f3e MC |
119 | { |
120 | int ret = -1, i; | |
121 | unsigned long l; | |
122 | char *p, *q; | |
123 | int (*cb) (const BIO *, int, int) = NULL; | |
124 | ||
125 | if (c->info_callback != NULL) | |
126 | cb = c->info_callback; | |
127 | ||
128 | for (;;) { | |
129 | switch (c->state) { | |
130 | case BIO_CONN_S_BEFORE: | |
131 | p = c->param_hostname; | |
132 | if (p == NULL) { | |
133 | BIOerr(BIO_F_CONN_STATE, BIO_R_NO_HOSTNAME_SPECIFIED); | |
134 | goto exit_loop; | |
135 | } | |
136 | for (; *p != '\0'; p++) { | |
137 | if ((*p == ':') || (*p == '/')) | |
138 | break; | |
139 | } | |
140 | ||
141 | i = *p; | |
142 | if ((i == ':') || (i == '/')) { | |
143 | ||
144 | *(p++) = '\0'; | |
145 | if (i == ':') { | |
146 | for (q = p; *q; q++) | |
147 | if (*q == '/') { | |
148 | *q = '\0'; | |
149 | break; | |
150 | } | |
151 | if (c->param_port != NULL) | |
152 | OPENSSL_free(c->param_port); | |
153 | c->param_port = BUF_strdup(p); | |
154 | } | |
155 | } | |
156 | ||
157 | if (c->param_port == NULL) { | |
158 | BIOerr(BIO_F_CONN_STATE, BIO_R_NO_PORT_SPECIFIED); | |
159 | ERR_add_error_data(2, "host=", c->param_hostname); | |
160 | goto exit_loop; | |
161 | } | |
162 | c->state = BIO_CONN_S_GET_IP; | |
163 | break; | |
164 | ||
165 | case BIO_CONN_S_GET_IP: | |
166 | if (BIO_get_host_ip(c->param_hostname, &(c->ip[0])) <= 0) | |
167 | goto exit_loop; | |
168 | c->state = BIO_CONN_S_GET_PORT; | |
169 | break; | |
170 | ||
171 | case BIO_CONN_S_GET_PORT: | |
172 | if (c->param_port == NULL) { | |
173 | /* abort(); */ | |
174 | goto exit_loop; | |
175 | } else if (BIO_get_port(c->param_port, &c->port) <= 0) | |
176 | goto exit_loop; | |
177 | c->state = BIO_CONN_S_CREATE_SOCKET; | |
178 | break; | |
179 | ||
180 | case BIO_CONN_S_CREATE_SOCKET: | |
181 | /* now setup address */ | |
182 | memset((char *)&c->them, 0, sizeof(c->them)); | |
183 | c->them.sin_family = AF_INET; | |
184 | c->them.sin_port = htons((unsigned short)c->port); | |
185 | l = (unsigned long) | |
186 | ((unsigned long)c->ip[0] << 24L) | | |
187 | ((unsigned long)c->ip[1] << 16L) | | |
188 | ((unsigned long)c->ip[2] << 8L) | ((unsigned long)c->ip[3]); | |
189 | c->them.sin_addr.s_addr = htonl(l); | |
190 | c->state = BIO_CONN_S_CREATE_SOCKET; | |
191 | ||
192 | ret = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); | |
193 | if (ret == INVALID_SOCKET) { | |
194 | SYSerr(SYS_F_SOCKET, get_last_socket_error()); | |
195 | ERR_add_error_data(4, "host=", c->param_hostname, | |
196 | ":", c->param_port); | |
197 | BIOerr(BIO_F_CONN_STATE, BIO_R_UNABLE_TO_CREATE_SOCKET); | |
198 | goto exit_loop; | |
199 | } | |
200 | b->num = ret; | |
201 | c->state = BIO_CONN_S_NBIO; | |
202 | break; | |
203 | ||
204 | case BIO_CONN_S_NBIO: | |
205 | if (c->nbio) { | |
206 | if (!BIO_socket_nbio(b->num, 1)) { | |
207 | BIOerr(BIO_F_CONN_STATE, BIO_R_ERROR_SETTING_NBIO); | |
208 | ERR_add_error_data(4, "host=", | |
209 | c->param_hostname, ":", c->param_port); | |
210 | goto exit_loop; | |
211 | } | |
212 | } | |
213 | c->state = BIO_CONN_S_CONNECT; | |
214 | ||
215 | # if defined(SO_KEEPALIVE) | |
216 | i = 1; | |
217 | i = setsockopt(b->num, SOL_SOCKET, SO_KEEPALIVE, (char *)&i, | |
218 | sizeof(i)); | |
219 | if (i < 0) { | |
220 | SYSerr(SYS_F_SOCKET, get_last_socket_error()); | |
221 | ERR_add_error_data(4, "host=", c->param_hostname, | |
222 | ":", c->param_port); | |
223 | BIOerr(BIO_F_CONN_STATE, BIO_R_KEEPALIVE); | |
224 | goto exit_loop; | |
225 | } | |
226 | # endif | |
227 | break; | |
228 | ||
229 | case BIO_CONN_S_CONNECT: | |
230 | BIO_clear_retry_flags(b); | |
231 | ret = connect(b->num, | |
232 | (struct sockaddr *)&c->them, sizeof(c->them)); | |
233 | b->retry_reason = 0; | |
234 | if (ret < 0) { | |
235 | if (BIO_sock_should_retry(ret)) { | |
236 | BIO_set_retry_special(b); | |
237 | c->state = BIO_CONN_S_BLOCKED_CONNECT; | |
238 | b->retry_reason = BIO_RR_CONNECT; | |
239 | } else { | |
240 | SYSerr(SYS_F_CONNECT, get_last_socket_error()); | |
241 | ERR_add_error_data(4, "host=", | |
242 | c->param_hostname, ":", c->param_port); | |
243 | BIOerr(BIO_F_CONN_STATE, BIO_R_CONNECT_ERROR); | |
244 | } | |
245 | goto exit_loop; | |
246 | } else | |
247 | c->state = BIO_CONN_S_OK; | |
248 | break; | |
249 | ||
250 | case BIO_CONN_S_BLOCKED_CONNECT: | |
251 | i = BIO_sock_error(b->num); | |
252 | if (i) { | |
253 | BIO_clear_retry_flags(b); | |
254 | SYSerr(SYS_F_CONNECT, i); | |
255 | ERR_add_error_data(4, "host=", | |
256 | c->param_hostname, ":", c->param_port); | |
257 | BIOerr(BIO_F_CONN_STATE, BIO_R_NBIO_CONNECT_ERROR); | |
258 | ret = 0; | |
259 | goto exit_loop; | |
260 | } else | |
261 | c->state = BIO_CONN_S_OK; | |
262 | break; | |
263 | ||
264 | case BIO_CONN_S_OK: | |
265 | ret = 1; | |
266 | goto exit_loop; | |
267 | default: | |
268 | /* abort(); */ | |
269 | goto exit_loop; | |
270 | } | |
271 | ||
272 | if (cb != NULL) { | |
273 | if (!(ret = cb((BIO *)b, c->state, ret))) | |
274 | goto end; | |
275 | } | |
276 | } | |
277 | ||
278 | /* Loop does not exit */ | |
279 | exit_loop: | |
280 | if (cb != NULL) | |
281 | ret = cb((BIO *)b, c->state, ret); | |
282 | end: | |
283 | return (ret); | |
284 | } | |
d02b48c6 | 285 | |
6b691a5c | 286 | BIO_CONNECT *BIO_CONNECT_new(void) |
0f113f3e MC |
287 | { |
288 | BIO_CONNECT *ret; | |
289 | ||
b196e7d9 | 290 | if ((ret = OPENSSL_malloc(sizeof(BIO_CONNECT))) == NULL) |
0f113f3e MC |
291 | return (NULL); |
292 | ret->state = BIO_CONN_S_BEFORE; | |
293 | ret->param_hostname = NULL; | |
294 | ret->param_port = NULL; | |
295 | ret->info_callback = NULL; | |
296 | ret->nbio = 0; | |
297 | ret->ip[0] = 0; | |
298 | ret->ip[1] = 0; | |
299 | ret->ip[2] = 0; | |
300 | ret->ip[3] = 0; | |
301 | ret->port = 0; | |
302 | memset((char *)&ret->them, 0, sizeof(ret->them)); | |
303 | return (ret); | |
304 | } | |
d02b48c6 | 305 | |
6b691a5c | 306 | void BIO_CONNECT_free(BIO_CONNECT *a) |
0f113f3e MC |
307 | { |
308 | if (a == NULL) | |
309 | return; | |
e03ddfae | 310 | |
0f113f3e MC |
311 | if (a->param_hostname != NULL) |
312 | OPENSSL_free(a->param_hostname); | |
313 | if (a->param_port != NULL) | |
314 | OPENSSL_free(a->param_port); | |
315 | OPENSSL_free(a); | |
316 | } | |
d02b48c6 | 317 | |
6b691a5c | 318 | BIO_METHOD *BIO_s_connect(void) |
0f113f3e MC |
319 | { |
320 | return (&methods_connectp); | |
321 | } | |
d02b48c6 | 322 | |
6b691a5c | 323 | static int conn_new(BIO *bi) |
0f113f3e MC |
324 | { |
325 | bi->init = 0; | |
326 | bi->num = INVALID_SOCKET; | |
327 | bi->flags = 0; | |
328 | if ((bi->ptr = (char *)BIO_CONNECT_new()) == NULL) | |
329 | return (0); | |
330 | else | |
331 | return (1); | |
332 | } | |
d02b48c6 | 333 | |
6b691a5c | 334 | static void conn_close_socket(BIO *bio) |
0f113f3e MC |
335 | { |
336 | BIO_CONNECT *c; | |
337 | ||
338 | c = (BIO_CONNECT *)bio->ptr; | |
339 | if (bio->num != INVALID_SOCKET) { | |
340 | /* Only do a shutdown if things were established */ | |
341 | if (c->state == BIO_CONN_S_OK) | |
342 | shutdown(bio->num, 2); | |
343 | closesocket(bio->num); | |
344 | bio->num = INVALID_SOCKET; | |
345 | } | |
346 | } | |
d02b48c6 | 347 | |
6b691a5c | 348 | static int conn_free(BIO *a) |
0f113f3e MC |
349 | { |
350 | BIO_CONNECT *data; | |
351 | ||
352 | if (a == NULL) | |
353 | return (0); | |
354 | data = (BIO_CONNECT *)a->ptr; | |
355 | ||
356 | if (a->shutdown) { | |
357 | conn_close_socket(a); | |
358 | BIO_CONNECT_free(data); | |
359 | a->ptr = NULL; | |
360 | a->flags = 0; | |
361 | a->init = 0; | |
362 | } | |
363 | return (1); | |
364 | } | |
365 | ||
6b691a5c | 366 | static int conn_read(BIO *b, char *out, int outl) |
0f113f3e MC |
367 | { |
368 | int ret = 0; | |
369 | BIO_CONNECT *data; | |
370 | ||
371 | data = (BIO_CONNECT *)b->ptr; | |
372 | if (data->state != BIO_CONN_S_OK) { | |
373 | ret = conn_state(b, data); | |
374 | if (ret <= 0) | |
375 | return (ret); | |
376 | } | |
377 | ||
378 | if (out != NULL) { | |
379 | clear_socket_error(); | |
380 | ret = readsocket(b->num, out, outl); | |
381 | BIO_clear_retry_flags(b); | |
382 | if (ret <= 0) { | |
383 | if (BIO_sock_should_retry(ret)) | |
384 | BIO_set_retry_read(b); | |
385 | } | |
386 | } | |
387 | return (ret); | |
388 | } | |
d02b48c6 | 389 | |
0e1c0612 | 390 | static int conn_write(BIO *b, const char *in, int inl) |
0f113f3e MC |
391 | { |
392 | int ret; | |
393 | BIO_CONNECT *data; | |
394 | ||
395 | data = (BIO_CONNECT *)b->ptr; | |
396 | if (data->state != BIO_CONN_S_OK) { | |
397 | ret = conn_state(b, data); | |
398 | if (ret <= 0) | |
399 | return (ret); | |
400 | } | |
401 | ||
402 | clear_socket_error(); | |
403 | ret = writesocket(b->num, in, inl); | |
404 | BIO_clear_retry_flags(b); | |
405 | if (ret <= 0) { | |
406 | if (BIO_sock_should_retry(ret)) | |
407 | BIO_set_retry_write(b); | |
408 | } | |
409 | return (ret); | |
410 | } | |
d02b48c6 | 411 | |
0e1c0612 | 412 | static long conn_ctrl(BIO *b, int cmd, long num, void *ptr) |
0f113f3e MC |
413 | { |
414 | BIO *dbio; | |
415 | int *ip; | |
416 | const char **pptr; | |
417 | long ret = 1; | |
418 | BIO_CONNECT *data; | |
419 | ||
420 | data = (BIO_CONNECT *)b->ptr; | |
421 | ||
422 | switch (cmd) { | |
423 | case BIO_CTRL_RESET: | |
424 | ret = 0; | |
425 | data->state = BIO_CONN_S_BEFORE; | |
426 | conn_close_socket(b); | |
427 | b->flags = 0; | |
428 | break; | |
429 | case BIO_C_DO_STATE_MACHINE: | |
430 | /* use this one to start the connection */ | |
431 | if (data->state != BIO_CONN_S_OK) | |
432 | ret = (long)conn_state(b, data); | |
433 | else | |
434 | ret = 1; | |
435 | break; | |
436 | case BIO_C_GET_CONNECT: | |
437 | if (ptr != NULL) { | |
438 | pptr = (const char **)ptr; | |
439 | if (num == 0) { | |
440 | *pptr = data->param_hostname; | |
441 | ||
442 | } else if (num == 1) { | |
443 | *pptr = data->param_port; | |
444 | } else if (num == 2) { | |
445 | *pptr = (char *)&(data->ip[0]); | |
446 | } else if (num == 3) { | |
447 | *((int *)ptr) = data->port; | |
448 | } | |
449 | if ((!b->init) || (ptr == NULL)) | |
450 | *pptr = "not initialized"; | |
451 | ret = 1; | |
452 | } | |
453 | break; | |
454 | case BIO_C_SET_CONNECT: | |
455 | if (ptr != NULL) { | |
456 | b->init = 1; | |
457 | if (num == 0) { | |
458 | if (data->param_hostname != NULL) | |
459 | OPENSSL_free(data->param_hostname); | |
460 | data->param_hostname = BUF_strdup(ptr); | |
461 | } else if (num == 1) { | |
462 | if (data->param_port != NULL) | |
463 | OPENSSL_free(data->param_port); | |
464 | data->param_port = BUF_strdup(ptr); | |
465 | } else if (num == 2) { | |
466 | char buf[16]; | |
467 | unsigned char *p = ptr; | |
468 | ||
469 | BIO_snprintf(buf, sizeof buf, "%d.%d.%d.%d", | |
470 | p[0], p[1], p[2], p[3]); | |
471 | if (data->param_hostname != NULL) | |
472 | OPENSSL_free(data->param_hostname); | |
473 | data->param_hostname = BUF_strdup(buf); | |
474 | memcpy(&(data->ip[0]), ptr, 4); | |
475 | } else if (num == 3) { | |
476 | char buf[DECIMAL_SIZE(int) + 1]; | |
477 | ||
478 | BIO_snprintf(buf, sizeof buf, "%d", *(int *)ptr); | |
479 | if (data->param_port != NULL) | |
480 | OPENSSL_free(data->param_port); | |
481 | data->param_port = BUF_strdup(buf); | |
482 | data->port = *(int *)ptr; | |
483 | } | |
484 | } | |
485 | break; | |
486 | case BIO_C_SET_NBIO: | |
487 | data->nbio = (int)num; | |
488 | break; | |
489 | case BIO_C_GET_FD: | |
490 | if (b->init) { | |
491 | ip = (int *)ptr; | |
492 | if (ip != NULL) | |
493 | *ip = b->num; | |
494 | ret = b->num; | |
495 | } else | |
496 | ret = -1; | |
497 | break; | |
498 | case BIO_CTRL_GET_CLOSE: | |
499 | ret = b->shutdown; | |
500 | break; | |
501 | case BIO_CTRL_SET_CLOSE: | |
502 | b->shutdown = (int)num; | |
503 | break; | |
504 | case BIO_CTRL_PENDING: | |
505 | case BIO_CTRL_WPENDING: | |
506 | ret = 0; | |
507 | break; | |
508 | case BIO_CTRL_FLUSH: | |
509 | break; | |
510 | case BIO_CTRL_DUP: | |
511 | { | |
512 | dbio = (BIO *)ptr; | |
513 | if (data->param_port) | |
514 | BIO_set_conn_port(dbio, data->param_port); | |
515 | if (data->param_hostname) | |
516 | BIO_set_conn_hostname(dbio, data->param_hostname); | |
517 | BIO_set_nbio(dbio, data->nbio); | |
518 | /* | |
519 | * FIXME: the cast of the function seems unlikely to be a good | |
520 | * idea | |
521 | */ | |
522 | (void)BIO_set_info_callback(dbio, | |
523 | (bio_info_cb *)data->info_callback); | |
524 | } | |
525 | break; | |
526 | case BIO_CTRL_SET_CALLBACK: | |
527 | { | |
528 | # if 0 /* FIXME: Should this be used? -- Richard | |
529 | * Levitte */ | |
530 | BIOerr(BIO_F_CONN_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); | |
531 | ret = -1; | |
532 | # else | |
533 | ret = 0; | |
534 | # endif | |
535 | } | |
536 | break; | |
537 | case BIO_CTRL_GET_CALLBACK: | |
538 | { | |
539 | int (**fptr) (const BIO *bio, int state, int xret); | |
540 | ||
541 | fptr = (int (**)(const BIO *bio, int state, int xret))ptr; | |
542 | *fptr = data->info_callback; | |
543 | } | |
544 | break; | |
545 | default: | |
546 | ret = 0; | |
547 | break; | |
548 | } | |
549 | return (ret); | |
550 | } | |
d02b48c6 | 551 | |
13083215 | 552 | static long conn_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) |
0f113f3e MC |
553 | { |
554 | long ret = 1; | |
555 | BIO_CONNECT *data; | |
556 | ||
557 | data = (BIO_CONNECT *)b->ptr; | |
558 | ||
559 | switch (cmd) { | |
560 | case BIO_CTRL_SET_CALLBACK: | |
561 | { | |
562 | data->info_callback = | |
563 | (int (*)(const struct bio_st *, int, int))fp; | |
564 | } | |
565 | break; | |
566 | default: | |
567 | ret = 0; | |
568 | break; | |
569 | } | |
570 | return (ret); | |
571 | } | |
d3442bc7 | 572 | |
0e1c0612 | 573 | static int conn_puts(BIO *bp, const char *str) |
0f113f3e MC |
574 | { |
575 | int n, ret; | |
d02b48c6 | 576 | |
0f113f3e MC |
577 | n = strlen(str); |
578 | ret = conn_write(bp, str, n); | |
579 | return (ret); | |
580 | } | |
d02b48c6 | 581 | |
c45a48c1 | 582 | BIO *BIO_new_connect(const char *str) |
0f113f3e MC |
583 | { |
584 | BIO *ret; | |
585 | ||
586 | ret = BIO_new(BIO_s_connect()); | |
587 | if (ret == NULL) | |
588 | return (NULL); | |
589 | if (BIO_set_conn_hostname(ret, str)) | |
590 | return (ret); | |
ca3a82c3 RS |
591 | BIO_free(ret); |
592 | return (NULL); | |
0f113f3e | 593 | } |
d02b48c6 RE |
594 | |
595 | #endif |