]>
Commit | Line | Data |
---|---|---|
846e33c7 | 1 | /* |
3c2bdd7d | 2 | * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved. |
d02b48c6 | 3 | * |
2c18d164 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
846e33c7 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 | ||
10 | #include <stdio.h> | |
58964a49 | 11 | #include <stdlib.h> |
d02b48c6 RE |
12 | #include <string.h> |
13 | #include <errno.h> | |
ec577822 | 14 | #include <openssl/crypto.h> |
a146ae55 | 15 | #include "internal/bio.h" |
ec577822 | 16 | #include <openssl/err.h> |
706457b7 | 17 | #include "ssl_local.h" |
d02b48c6 | 18 | |
f42fd819 MC |
19 | static int ssl_write(BIO *h, const char *buf, size_t size, size_t *written); |
20 | static int ssl_read(BIO *b, char *buf, size_t size, size_t *readbytes); | |
0e1c0612 UM |
21 | static int ssl_puts(BIO *h, const char *str); |
22 | static long ssl_ctrl(BIO *h, int cmd, long arg1, void *arg2); | |
d02b48c6 RE |
23 | static int ssl_new(BIO *h); |
24 | static int ssl_free(BIO *data); | |
fce78bd4 | 25 | static long ssl_callback_ctrl(BIO *h, int cmd, BIO_info_cb *fp); |
0f113f3e MC |
26 | typedef struct bio_ssl_st { |
27 | SSL *ssl; /* The ssl handle :-) */ | |
28 | /* re-negotiate every time the total number of bytes is this size */ | |
29 | int num_renegotiates; | |
30 | unsigned long renegotiate_count; | |
8051ab2b | 31 | size_t byte_count; |
0f113f3e MC |
32 | unsigned long renegotiate_timeout; |
33 | unsigned long last_time; | |
34 | } BIO_SSL; | |
35 | ||
04f6b0fd | 36 | static const BIO_METHOD methods_sslp = { |
27ab9195 DB |
37 | BIO_TYPE_SSL, |
38 | "ssl", | |
0f113f3e | 39 | ssl_write, |
b4ff6622 | 40 | NULL, /* ssl_write_old, */ |
0f113f3e | 41 | ssl_read, |
b4ff6622 | 42 | NULL, /* ssl_read_old, */ |
0f113f3e | 43 | ssl_puts, |
b4ff6622 | 44 | NULL, /* ssl_gets, */ |
0f113f3e MC |
45 | ssl_ctrl, |
46 | ssl_new, | |
47 | ssl_free, | |
48 | ssl_callback_ctrl, | |
49 | }; | |
a9188d4e | 50 | |
04f6b0fd | 51 | const BIO_METHOD *BIO_f_ssl(void) |
0f113f3e | 52 | { |
26a7d938 | 53 | return &methods_sslp; |
0f113f3e | 54 | } |
d02b48c6 | 55 | |
6b691a5c | 56 | static int ssl_new(BIO *bi) |
0f113f3e | 57 | { |
b51bce94 | 58 | BIO_SSL *bs = OPENSSL_zalloc(sizeof(*bs)); |
0f113f3e | 59 | |
e077455e | 60 | if (bs == NULL) |
26a7d938 | 61 | return 0; |
a146ae55 MC |
62 | BIO_set_init(bi, 0); |
63 | BIO_set_data(bi, bs); | |
64 | /* Clear all flags */ | |
65 | BIO_clear_flags(bi, ~0); | |
66 | ||
67 | return 1; | |
0f113f3e | 68 | } |
d02b48c6 | 69 | |
6b691a5c | 70 | static int ssl_free(BIO *a) |
0f113f3e MC |
71 | { |
72 | BIO_SSL *bs; | |
73 | ||
74 | if (a == NULL) | |
26a7d938 | 75 | return 0; |
a146ae55 | 76 | bs = BIO_get_data(a); |
a146ae55 | 77 | if (BIO_get_shutdown(a)) { |
dce910af DDO |
78 | if (bs->ssl != NULL) |
79 | SSL_shutdown(bs->ssl); | |
a146ae55 | 80 | if (BIO_get_init(a)) |
0f113f3e | 81 | SSL_free(bs->ssl); |
dce910af | 82 | BIO_clear_flags(a, ~0); /* Clear all flags */ |
a146ae55 | 83 | BIO_set_init(a, 0); |
0f113f3e | 84 | } |
a146ae55 MC |
85 | OPENSSL_free(bs); |
86 | return 1; | |
0f113f3e MC |
87 | } |
88 | ||
f42fd819 | 89 | static int ssl_read(BIO *b, char *buf, size_t size, size_t *readbytes) |
0f113f3e MC |
90 | { |
91 | int ret = 1; | |
92 | BIO_SSL *sb; | |
93 | SSL *ssl; | |
94 | int retry_reason = 0; | |
95 | int r = 0; | |
d02b48c6 | 96 | |
f42fd819 MC |
97 | if (buf == NULL) |
98 | return 0; | |
a146ae55 | 99 | sb = BIO_get_data(b); |
0f113f3e | 100 | ssl = sb->ssl; |
d02b48c6 | 101 | |
0f113f3e | 102 | BIO_clear_retry_flags(b); |
d02b48c6 | 103 | |
4ee7d3f9 | 104 | ret = ssl_read_internal(ssl, buf, size, readbytes); |
0f113f3e MC |
105 | |
106 | switch (SSL_get_error(ssl, ret)) { | |
107 | case SSL_ERROR_NONE: | |
0f113f3e | 108 | if (sb->renegotiate_count > 0) { |
ac0edec1 | 109 | sb->byte_count += *readbytes; |
0f113f3e MC |
110 | if (sb->byte_count > sb->renegotiate_count) { |
111 | sb->byte_count = 0; | |
112 | sb->num_renegotiates++; | |
113 | SSL_renegotiate(ssl); | |
114 | r = 1; | |
115 | } | |
116 | } | |
117 | if ((sb->renegotiate_timeout > 0) && (!r)) { | |
118 | unsigned long tm; | |
119 | ||
120 | tm = (unsigned long)time(NULL); | |
121 | if (tm > sb->last_time + sb->renegotiate_timeout) { | |
122 | sb->last_time = tm; | |
123 | sb->num_renegotiates++; | |
124 | SSL_renegotiate(ssl); | |
125 | } | |
126 | } | |
127 | ||
128 | break; | |
129 | case SSL_ERROR_WANT_READ: | |
130 | BIO_set_retry_read(b); | |
131 | break; | |
132 | case SSL_ERROR_WANT_WRITE: | |
133 | BIO_set_retry_write(b); | |
134 | break; | |
135 | case SSL_ERROR_WANT_X509_LOOKUP: | |
136 | BIO_set_retry_special(b); | |
137 | retry_reason = BIO_RR_SSL_X509_LOOKUP; | |
138 | break; | |
139 | case SSL_ERROR_WANT_ACCEPT: | |
140 | BIO_set_retry_special(b); | |
141 | retry_reason = BIO_RR_ACCEPT; | |
142 | break; | |
143 | case SSL_ERROR_WANT_CONNECT: | |
144 | BIO_set_retry_special(b); | |
145 | retry_reason = BIO_RR_CONNECT; | |
146 | break; | |
147 | case SSL_ERROR_SYSCALL: | |
148 | case SSL_ERROR_SSL: | |
149 | case SSL_ERROR_ZERO_RETURN: | |
150 | default: | |
151 | break; | |
152 | } | |
153 | ||
a146ae55 | 154 | BIO_set_retry_reason(b, retry_reason); |
d07aee2c | 155 | |
3befffa3 | 156 | return ret; |
0f113f3e | 157 | } |
d02b48c6 | 158 | |
f42fd819 | 159 | static int ssl_write(BIO *b, const char *buf, size_t size, size_t *written) |
0f113f3e MC |
160 | { |
161 | int ret, r = 0; | |
162 | int retry_reason = 0; | |
163 | SSL *ssl; | |
164 | BIO_SSL *bs; | |
165 | ||
f42fd819 MC |
166 | if (buf == NULL) |
167 | return 0; | |
a146ae55 | 168 | bs = BIO_get_data(b); |
0f113f3e MC |
169 | ssl = bs->ssl; |
170 | ||
171 | BIO_clear_retry_flags(b); | |
172 | ||
4ee7d3f9 | 173 | ret = ssl_write_internal(ssl, buf, size, written); |
0f113f3e MC |
174 | |
175 | switch (SSL_get_error(ssl, ret)) { | |
176 | case SSL_ERROR_NONE: | |
0f113f3e | 177 | if (bs->renegotiate_count > 0) { |
8051ab2b | 178 | bs->byte_count += *written; |
0f113f3e MC |
179 | if (bs->byte_count > bs->renegotiate_count) { |
180 | bs->byte_count = 0; | |
181 | bs->num_renegotiates++; | |
182 | SSL_renegotiate(ssl); | |
183 | r = 1; | |
184 | } | |
185 | } | |
186 | if ((bs->renegotiate_timeout > 0) && (!r)) { | |
187 | unsigned long tm; | |
188 | ||
189 | tm = (unsigned long)time(NULL); | |
190 | if (tm > bs->last_time + bs->renegotiate_timeout) { | |
191 | bs->last_time = tm; | |
192 | bs->num_renegotiates++; | |
193 | SSL_renegotiate(ssl); | |
194 | } | |
195 | } | |
196 | break; | |
197 | case SSL_ERROR_WANT_WRITE: | |
198 | BIO_set_retry_write(b); | |
199 | break; | |
200 | case SSL_ERROR_WANT_READ: | |
201 | BIO_set_retry_read(b); | |
202 | break; | |
203 | case SSL_ERROR_WANT_X509_LOOKUP: | |
204 | BIO_set_retry_special(b); | |
205 | retry_reason = BIO_RR_SSL_X509_LOOKUP; | |
206 | break; | |
207 | case SSL_ERROR_WANT_CONNECT: | |
208 | BIO_set_retry_special(b); | |
209 | retry_reason = BIO_RR_CONNECT; | |
210 | case SSL_ERROR_SYSCALL: | |
211 | case SSL_ERROR_SSL: | |
212 | default: | |
213 | break; | |
214 | } | |
215 | ||
a146ae55 | 216 | BIO_set_retry_reason(b, retry_reason); |
3befffa3 | 217 | |
a146ae55 | 218 | return ret; |
0f113f3e | 219 | } |
d02b48c6 | 220 | |
0e1c0612 | 221 | static long ssl_ctrl(BIO *b, int cmd, long num, void *ptr) |
0f113f3e MC |
222 | { |
223 | SSL **sslp, *ssl; | |
a146ae55 | 224 | BIO_SSL *bs, *dbs; |
0f113f3e MC |
225 | BIO *dbio, *bio; |
226 | long ret = 1; | |
a146ae55 | 227 | BIO *next; |
38b051a1 | 228 | SSL_CONNECTION *sc = NULL; |
0f113f3e | 229 | |
a146ae55 MC |
230 | bs = BIO_get_data(b); |
231 | next = BIO_next(b); | |
0f113f3e | 232 | ssl = bs->ssl; |
38b051a1 TM |
233 | if ((ssl == NULL |
234 | || (sc = SSL_CONNECTION_FROM_SSL(ssl)) == NULL) | |
235 | && cmd != BIO_C_SET_SSL) | |
26a7d938 | 236 | return 0; |
38b051a1 | 237 | /* TODO(QUIC): The rbio/wbio might be from QUIC_CONNECTION instead */ |
0f113f3e MC |
238 | switch (cmd) { |
239 | case BIO_CTRL_RESET: | |
240 | SSL_shutdown(ssl); | |
241 | ||
38b051a1 | 242 | if (sc->handshake_func == ssl->method->ssl_connect) |
0f113f3e | 243 | SSL_set_connect_state(ssl); |
38b051a1 | 244 | else if (sc->handshake_func == ssl->method->ssl_accept) |
0f113f3e MC |
245 | SSL_set_accept_state(ssl); |
246 | ||
61986d32 | 247 | if (!SSL_clear(ssl)) { |
69f68237 MC |
248 | ret = 0; |
249 | break; | |
250 | } | |
0f113f3e | 251 | |
a146ae55 MC |
252 | if (next != NULL) |
253 | ret = BIO_ctrl(next, cmd, num, ptr); | |
38b051a1 TM |
254 | else if (sc->rbio != NULL) |
255 | ret = BIO_ctrl(sc->rbio, cmd, num, ptr); | |
0f113f3e MC |
256 | else |
257 | ret = 1; | |
258 | break; | |
259 | case BIO_CTRL_INFO: | |
260 | ret = 0; | |
261 | break; | |
262 | case BIO_C_SSL_MODE: | |
263 | if (num) /* client mode */ | |
264 | SSL_set_connect_state(ssl); | |
265 | else | |
266 | SSL_set_accept_state(ssl); | |
267 | break; | |
268 | case BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT: | |
269 | ret = bs->renegotiate_timeout; | |
270 | if (num < 60) | |
271 | num = 5; | |
272 | bs->renegotiate_timeout = (unsigned long)num; | |
273 | bs->last_time = (unsigned long)time(NULL); | |
274 | break; | |
275 | case BIO_C_SET_SSL_RENEGOTIATE_BYTES: | |
276 | ret = bs->renegotiate_count; | |
277 | if ((long)num >= 512) | |
278 | bs->renegotiate_count = (unsigned long)num; | |
279 | break; | |
280 | case BIO_C_GET_SSL_NUM_RENEGOTIATES: | |
281 | ret = bs->num_renegotiates; | |
282 | break; | |
283 | case BIO_C_SET_SSL: | |
284 | if (ssl != NULL) { | |
285 | ssl_free(b); | |
286 | if (!ssl_new(b)) | |
287 | return 0; | |
73d6b4ef | 288 | bs = BIO_get_data(b); |
0f113f3e | 289 | } |
a146ae55 | 290 | BIO_set_shutdown(b, num); |
0f113f3e | 291 | ssl = (SSL *)ptr; |
a146ae55 | 292 | bs->ssl = ssl; |
0f113f3e MC |
293 | bio = SSL_get_rbio(ssl); |
294 | if (bio != NULL) { | |
a146ae55 MC |
295 | if (next != NULL) |
296 | BIO_push(bio, next); | |
297 | BIO_set_next(b, bio); | |
fb46be03 | 298 | BIO_up_ref(bio); |
0f113f3e | 299 | } |
a146ae55 | 300 | BIO_set_init(b, 1); |
0f113f3e MC |
301 | break; |
302 | case BIO_C_GET_SSL: | |
303 | if (ptr != NULL) { | |
304 | sslp = (SSL **)ptr; | |
305 | *sslp = ssl; | |
306 | } else | |
307 | ret = 0; | |
308 | break; | |
309 | case BIO_CTRL_GET_CLOSE: | |
a146ae55 | 310 | ret = BIO_get_shutdown(b); |
0f113f3e MC |
311 | break; |
312 | case BIO_CTRL_SET_CLOSE: | |
a146ae55 | 313 | BIO_set_shutdown(b, (int)num); |
0f113f3e MC |
314 | break; |
315 | case BIO_CTRL_WPENDING: | |
38b051a1 | 316 | ret = BIO_ctrl(sc->wbio, cmd, num, ptr); |
0f113f3e MC |
317 | break; |
318 | case BIO_CTRL_PENDING: | |
319 | ret = SSL_pending(ssl); | |
320 | if (ret == 0) | |
38b051a1 | 321 | ret = BIO_pending(sc->rbio); |
0f113f3e MC |
322 | break; |
323 | case BIO_CTRL_FLUSH: | |
324 | BIO_clear_retry_flags(b); | |
38b051a1 | 325 | ret = BIO_ctrl(sc->wbio, cmd, num, ptr); |
0f113f3e MC |
326 | BIO_copy_next_retry(b); |
327 | break; | |
328 | case BIO_CTRL_PUSH: | |
38b051a1 | 329 | if ((next != NULL) && (next != sc->rbio)) { |
eddef305 MC |
330 | /* |
331 | * We are going to pass ownership of next to the SSL object...but | |
332 | * we don't own a reference to pass yet - so up ref | |
333 | */ | |
334 | BIO_up_ref(next); | |
a146ae55 | 335 | SSL_set_bio(ssl, next, next); |
0f113f3e MC |
336 | } |
337 | break; | |
338 | case BIO_CTRL_POP: | |
339 | /* Only detach if we are the BIO explicitly being popped */ | |
340 | if (b == ptr) { | |
b46fe860 MC |
341 | /* This will clear the reference we obtained during push */ |
342 | SSL_set_bio(ssl, NULL, NULL); | |
0f113f3e MC |
343 | } |
344 | break; | |
345 | case BIO_C_DO_STATE_MACHINE: | |
346 | BIO_clear_retry_flags(b); | |
347 | ||
a146ae55 | 348 | BIO_set_retry_reason(b, 0); |
0f113f3e MC |
349 | ret = (int)SSL_do_handshake(ssl); |
350 | ||
351 | switch (SSL_get_error(ssl, (int)ret)) { | |
352 | case SSL_ERROR_WANT_READ: | |
353 | BIO_set_flags(b, BIO_FLAGS_READ | BIO_FLAGS_SHOULD_RETRY); | |
354 | break; | |
355 | case SSL_ERROR_WANT_WRITE: | |
356 | BIO_set_flags(b, BIO_FLAGS_WRITE | BIO_FLAGS_SHOULD_RETRY); | |
357 | break; | |
358 | case SSL_ERROR_WANT_CONNECT: | |
359 | BIO_set_flags(b, BIO_FLAGS_IO_SPECIAL | BIO_FLAGS_SHOULD_RETRY); | |
a146ae55 | 360 | BIO_set_retry_reason(b, BIO_get_retry_reason(next)); |
0f113f3e | 361 | break; |
f1c412c9 DSH |
362 | case SSL_ERROR_WANT_X509_LOOKUP: |
363 | BIO_set_retry_special(b); | |
a146ae55 | 364 | BIO_set_retry_reason(b, BIO_RR_SSL_X509_LOOKUP); |
f1c412c9 | 365 | break; |
0f113f3e MC |
366 | default: |
367 | break; | |
368 | } | |
369 | break; | |
370 | case BIO_CTRL_DUP: | |
371 | dbio = (BIO *)ptr; | |
a146ae55 MC |
372 | dbs = BIO_get_data(dbio); |
373 | SSL_free(dbs->ssl); | |
374 | dbs->ssl = SSL_dup(ssl); | |
dbd5c34f MC |
375 | dbs->num_renegotiates = bs->num_renegotiates; |
376 | dbs->renegotiate_count = bs->renegotiate_count; | |
377 | dbs->byte_count = bs->byte_count; | |
378 | dbs->renegotiate_timeout = bs->renegotiate_timeout; | |
379 | dbs->last_time = bs->last_time; | |
a146ae55 | 380 | ret = (dbs->ssl != NULL); |
0f113f3e MC |
381 | break; |
382 | case BIO_C_GET_FD: | |
38b051a1 | 383 | ret = BIO_ctrl(sc->rbio, cmd, num, ptr); |
0f113f3e MC |
384 | break; |
385 | case BIO_CTRL_SET_CALLBACK: | |
2722ff50 | 386 | ret = 0; /* use callback ctrl */ |
0f113f3e | 387 | break; |
0f113f3e | 388 | default: |
38b051a1 | 389 | ret = BIO_ctrl(sc->rbio, cmd, num, ptr); |
0f113f3e MC |
390 | break; |
391 | } | |
26a7d938 | 392 | return ret; |
0f113f3e | 393 | } |
d02b48c6 | 394 | |
fce78bd4 | 395 | static long ssl_callback_ctrl(BIO *b, int cmd, BIO_info_cb *fp) |
0f113f3e MC |
396 | { |
397 | SSL *ssl; | |
398 | BIO_SSL *bs; | |
399 | long ret = 1; | |
400 | ||
a146ae55 | 401 | bs = BIO_get_data(b); |
0f113f3e MC |
402 | ssl = bs->ssl; |
403 | switch (cmd) { | |
404 | case BIO_CTRL_SET_CALLBACK: | |
38b051a1 | 405 | ret = BIO_callback_ctrl(SSL_get_rbio(ssl), cmd, fp); |
0f113f3e MC |
406 | break; |
407 | default: | |
fce78bd4 | 408 | ret = 0; |
0f113f3e MC |
409 | break; |
410 | } | |
26a7d938 | 411 | return ret; |
0f113f3e | 412 | } |
d3442bc7 | 413 | |
0e1c0612 | 414 | static int ssl_puts(BIO *bp, const char *str) |
0f113f3e MC |
415 | { |
416 | int n, ret; | |
d02b48c6 | 417 | |
0f113f3e MC |
418 | n = strlen(str); |
419 | ret = BIO_write(bp, str, n); | |
26a7d938 | 420 | return ret; |
0f113f3e | 421 | } |
d02b48c6 | 422 | |
6b691a5c | 423 | BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx) |
0f113f3e | 424 | { |
85d686e7 | 425 | #ifndef OPENSSL_NO_SOCK |
0f113f3e MC |
426 | BIO *ret = NULL, *buf = NULL, *ssl = NULL; |
427 | ||
428 | if ((buf = BIO_new(BIO_f_buffer())) == NULL) | |
26a7d938 | 429 | return NULL; |
0f113f3e MC |
430 | if ((ssl = BIO_new_ssl_connect(ctx)) == NULL) |
431 | goto err; | |
432 | if ((ret = BIO_push(buf, ssl)) == NULL) | |
433 | goto err; | |
26a7d938 | 434 | return ret; |
0f113f3e | 435 | err: |
ca3a82c3 RS |
436 | BIO_free(buf); |
437 | BIO_free(ssl); | |
85d686e7 | 438 | #endif |
26a7d938 | 439 | return NULL; |
0f113f3e | 440 | } |
58964a49 | 441 | |
6b691a5c | 442 | BIO *BIO_new_ssl_connect(SSL_CTX *ctx) |
0f113f3e | 443 | { |
4a1fbd13 | 444 | #ifndef OPENSSL_NO_SOCK |
0f113f3e MC |
445 | BIO *ret = NULL, *con = NULL, *ssl = NULL; |
446 | ||
447 | if ((con = BIO_new(BIO_s_connect())) == NULL) | |
26a7d938 | 448 | return NULL; |
0f113f3e MC |
449 | if ((ssl = BIO_new_ssl(ctx, 1)) == NULL) |
450 | goto err; | |
451 | if ((ret = BIO_push(ssl, con)) == NULL) | |
452 | goto err; | |
26a7d938 | 453 | return ret; |
0f113f3e | 454 | err: |
7947a1eb | 455 | BIO_free(ssl); |
ca3a82c3 | 456 | BIO_free(con); |
4a1fbd13 | 457 | #endif |
26a7d938 | 458 | return NULL; |
0f113f3e | 459 | } |
58964a49 | 460 | |
6b691a5c | 461 | BIO *BIO_new_ssl(SSL_CTX *ctx, int client) |
0f113f3e MC |
462 | { |
463 | BIO *ret; | |
464 | SSL *ssl; | |
465 | ||
466 | if ((ret = BIO_new(BIO_f_ssl())) == NULL) | |
26a7d938 | 467 | return NULL; |
0f113f3e MC |
468 | if ((ssl = SSL_new(ctx)) == NULL) { |
469 | BIO_free(ret); | |
26a7d938 | 470 | return NULL; |
0f113f3e MC |
471 | } |
472 | if (client) | |
473 | SSL_set_connect_state(ssl); | |
474 | else | |
475 | SSL_set_accept_state(ssl); | |
476 | ||
477 | BIO_set_ssl(ret, ssl, BIO_CLOSE); | |
26a7d938 | 478 | return ret; |
0f113f3e | 479 | } |
d02b48c6 | 480 | |
6b691a5c | 481 | int BIO_ssl_copy_session_id(BIO *t, BIO *f) |
0f113f3e | 482 | { |
a146ae55 | 483 | BIO_SSL *tdata, *fdata; |
0f113f3e MC |
484 | t = BIO_find_type(t, BIO_TYPE_SSL); |
485 | f = BIO_find_type(f, BIO_TYPE_SSL); | |
486 | if ((t == NULL) || (f == NULL)) | |
a146ae55 MC |
487 | return 0; |
488 | tdata = BIO_get_data(t); | |
489 | fdata = BIO_get_data(f); | |
490 | if ((tdata->ssl == NULL) || (fdata->ssl == NULL)) | |
26a7d938 | 491 | return 0; |
a146ae55 | 492 | if (!SSL_copy_session_id(tdata->ssl, (fdata->ssl))) |
17dd65e6 | 493 | return 0; |
208fb891 | 494 | return 1; |
0f113f3e | 495 | } |
d02b48c6 | 496 | |
6b691a5c | 497 | void BIO_ssl_shutdown(BIO *b) |
0f113f3e | 498 | { |
9015d34e RS |
499 | BIO_SSL *bdata; |
500 | ||
501 | for (; b != NULL; b = BIO_next(b)) { | |
502 | if (BIO_method_type(b) != BIO_TYPE_SSL) | |
503 | continue; | |
504 | bdata = BIO_get_data(b); | |
505 | if (bdata != NULL && bdata->ssl != NULL) | |
506 | SSL_shutdown(bdata->ssl); | |
507 | } | |
0f113f3e | 508 | } |