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d02b48c6 | 1 | /* ssl/ssl_rsa.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. | |
ae5c8664 | 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). | |
ae5c8664 | 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. | |
ae5c8664 | 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 :-). | |
ae5c8664 | 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)" | |
ae5c8664 | 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. | |
ae5c8664 | 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 | ||
59 | #include <stdio.h> | |
7b63c0fa | 60 | #include "ssl_locl.h" |
ec577822 BM |
61 | #include <openssl/bio.h> |
62 | #include <openssl/objects.h> | |
63 | #include <openssl/evp.h> | |
64 | #include <openssl/x509.h> | |
65 | #include <openssl/pem.h> | |
d02b48c6 | 66 | |
d02b48c6 RE |
67 | static int ssl_set_cert(CERT *c, X509 *x509); |
68 | static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey); | |
6b691a5c | 69 | int SSL_use_certificate(SSL *ssl, X509 *x) |
ae5c8664 MC |
70 | { |
71 | if (x == NULL) { | |
72 | SSLerr(SSL_F_SSL_USE_CERTIFICATE, ERR_R_PASSED_NULL_PARAMETER); | |
73 | return (0); | |
74 | } | |
75 | if (!ssl_cert_inst(&ssl->cert)) { | |
76 | SSLerr(SSL_F_SSL_USE_CERTIFICATE, ERR_R_MALLOC_FAILURE); | |
77 | return (0); | |
78 | } | |
79 | return (ssl_set_cert(ssl->cert, x)); | |
80 | } | |
d02b48c6 | 81 | |
bc36ee62 | 82 | #ifndef OPENSSL_NO_STDIO |
303c0028 | 83 | int SSL_use_certificate_file(SSL *ssl, const char *file, int type) |
ae5c8664 MC |
84 | { |
85 | int j; | |
86 | BIO *in; | |
87 | int ret = 0; | |
88 | X509 *x = NULL; | |
89 | ||
90 | in = BIO_new(BIO_s_file_internal()); | |
91 | if (in == NULL) { | |
92 | SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE, ERR_R_BUF_LIB); | |
93 | goto end; | |
94 | } | |
95 | ||
96 | if (BIO_read_filename(in, file) <= 0) { | |
97 | SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE, ERR_R_SYS_LIB); | |
98 | goto end; | |
99 | } | |
100 | if (type == SSL_FILETYPE_ASN1) { | |
101 | j = ERR_R_ASN1_LIB; | |
102 | x = d2i_X509_bio(in, NULL); | |
103 | } else if (type == SSL_FILETYPE_PEM) { | |
104 | j = ERR_R_PEM_LIB; | |
6fe43af8 RL |
105 | x = PEM_read_bio_X509(in, NULL, ssl->ctx->default_passwd_callback, |
106 | ssl->ctx->default_passwd_callback_userdata); | |
ae5c8664 MC |
107 | } else { |
108 | SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE, SSL_R_BAD_SSL_FILETYPE); | |
109 | goto end; | |
110 | } | |
111 | ||
112 | if (x == NULL) { | |
113 | SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE, j); | |
114 | goto end; | |
115 | } | |
116 | ||
117 | ret = SSL_use_certificate(ssl, x); | |
118 | end: | |
119 | if (x != NULL) | |
120 | X509_free(x); | |
121 | if (in != NULL) | |
122 | BIO_free(in); | |
123 | return (ret); | |
124 | } | |
58964a49 | 125 | #endif |
d02b48c6 | 126 | |
875a644a | 127 | int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len) |
ae5c8664 MC |
128 | { |
129 | X509 *x; | |
130 | int ret; | |
131 | ||
132 | x = d2i_X509(NULL, &d, (long)len); | |
133 | if (x == NULL) { | |
134 | SSLerr(SSL_F_SSL_USE_CERTIFICATE_ASN1, ERR_R_ASN1_LIB); | |
135 | return (0); | |
136 | } | |
137 | ||
138 | ret = SSL_use_certificate(ssl, x); | |
139 | X509_free(x); | |
140 | return (ret); | |
141 | } | |
d02b48c6 | 142 | |
bc36ee62 | 143 | #ifndef OPENSSL_NO_RSA |
6b691a5c | 144 | int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa) |
ae5c8664 MC |
145 | { |
146 | EVP_PKEY *pkey; | |
147 | int ret; | |
148 | ||
149 | if (rsa == NULL) { | |
150 | SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY, ERR_R_PASSED_NULL_PARAMETER); | |
151 | return (0); | |
152 | } | |
153 | if (!ssl_cert_inst(&ssl->cert)) { | |
154 | SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY, ERR_R_MALLOC_FAILURE); | |
155 | return (0); | |
156 | } | |
157 | if ((pkey = EVP_PKEY_new()) == NULL) { | |
158 | SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY, ERR_R_EVP_LIB); | |
159 | return (0); | |
160 | } | |
161 | ||
162 | RSA_up_ref(rsa); | |
56d91346 MC |
163 | if (EVP_PKEY_assign_RSA(pkey, rsa) <= 0) { |
164 | RSA_free(rsa); | |
165 | return 0; | |
166 | } | |
ae5c8664 MC |
167 | |
168 | ret = ssl_set_pkey(ssl->cert, pkey); | |
169 | EVP_PKEY_free(pkey); | |
170 | return (ret); | |
171 | } | |
d02b48c6 RE |
172 | #endif |
173 | ||
6b691a5c | 174 | static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey) |
ae5c8664 MC |
175 | { |
176 | int i; | |
177 | /* | |
178 | * Special case for DH: check two DH certificate types for a match. This | |
179 | * means for DH certificates we must set the certificate first. | |
180 | */ | |
181 | if (pkey->type == EVP_PKEY_DH) { | |
182 | X509 *x; | |
183 | i = -1; | |
184 | x = c->pkeys[SSL_PKEY_DH_RSA].x509; | |
185 | if (x && X509_check_private_key(x, pkey)) | |
186 | i = SSL_PKEY_DH_RSA; | |
187 | x = c->pkeys[SSL_PKEY_DH_DSA].x509; | |
188 | if (i == -1 && x && X509_check_private_key(x, pkey)) | |
189 | i = SSL_PKEY_DH_DSA; | |
190 | ERR_clear_error(); | |
191 | } else | |
192 | i = ssl_cert_type(NULL, pkey); | |
193 | if (i < 0) { | |
194 | SSLerr(SSL_F_SSL_SET_PKEY, SSL_R_UNKNOWN_CERTIFICATE_TYPE); | |
195 | return (0); | |
196 | } | |
197 | ||
198 | if (c->pkeys[i].x509 != NULL) { | |
199 | EVP_PKEY *pktmp; | |
200 | pktmp = X509_get_pubkey(c->pkeys[i].x509); | |
56d91346 MC |
201 | if (pktmp == NULL) { |
202 | SSLerr(SSL_F_SSL_SET_PKEY, ERR_R_MALLOC_FAILURE); | |
203 | EVP_PKEY_free(pktmp); | |
204 | return 0; | |
205 | } | |
206 | /* | |
207 | * The return code from EVP_PKEY_copy_parameters is deliberately | |
208 | * ignored. Some EVP_PKEY types cannot do this. | |
209 | */ | |
ae5c8664 MC |
210 | EVP_PKEY_copy_parameters(pktmp, pkey); |
211 | EVP_PKEY_free(pktmp); | |
212 | ERR_clear_error(); | |
dfeab068 | 213 | |
bc36ee62 | 214 | #ifndef OPENSSL_NO_RSA |
ae5c8664 MC |
215 | /* |
216 | * Don't check the public/private key, this is mostly for smart | |
217 | * cards. | |
218 | */ | |
219 | if ((pkey->type == EVP_PKEY_RSA) && | |
220 | (RSA_flags(pkey->pkey.rsa) & RSA_METHOD_FLAG_NO_CHECK)) ; | |
221 | else | |
58964a49 | 222 | #endif |
ae5c8664 MC |
223 | if (!X509_check_private_key(c->pkeys[i].x509, pkey)) { |
224 | X509_free(c->pkeys[i].x509); | |
225 | c->pkeys[i].x509 = NULL; | |
226 | return 0; | |
227 | } | |
228 | } | |
229 | ||
230 | if (c->pkeys[i].privatekey != NULL) | |
231 | EVP_PKEY_free(c->pkeys[i].privatekey); | |
232 | CRYPTO_add(&pkey->references, 1, CRYPTO_LOCK_EVP_PKEY); | |
233 | c->pkeys[i].privatekey = pkey; | |
234 | c->key = &(c->pkeys[i]); | |
235 | ||
236 | c->valid = 0; | |
237 | return (1); | |
238 | } | |
d02b48c6 | 239 | |
bc36ee62 | 240 | #ifndef OPENSSL_NO_RSA |
ae5c8664 | 241 | # ifndef OPENSSL_NO_STDIO |
303c0028 | 242 | int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type) |
ae5c8664 MC |
243 | { |
244 | int j, ret = 0; | |
245 | BIO *in; | |
246 | RSA *rsa = NULL; | |
247 | ||
248 | in = BIO_new(BIO_s_file_internal()); | |
249 | if (in == NULL) { | |
250 | SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE, ERR_R_BUF_LIB); | |
251 | goto end; | |
252 | } | |
253 | ||
254 | if (BIO_read_filename(in, file) <= 0) { | |
255 | SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE, ERR_R_SYS_LIB); | |
256 | goto end; | |
257 | } | |
258 | if (type == SSL_FILETYPE_ASN1) { | |
259 | j = ERR_R_ASN1_LIB; | |
260 | rsa = d2i_RSAPrivateKey_bio(in, NULL); | |
261 | } else if (type == SSL_FILETYPE_PEM) { | |
262 | j = ERR_R_PEM_LIB; | |
263 | rsa = PEM_read_bio_RSAPrivateKey(in, NULL, | |
6fe43af8 RL |
264 | ssl->ctx->default_passwd_callback, |
265 | ssl-> | |
266 | ctx->default_passwd_callback_userdata); | |
ae5c8664 MC |
267 | } else { |
268 | SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE, SSL_R_BAD_SSL_FILETYPE); | |
269 | goto end; | |
270 | } | |
271 | if (rsa == NULL) { | |
272 | SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE, j); | |
273 | goto end; | |
274 | } | |
275 | ret = SSL_use_RSAPrivateKey(ssl, rsa); | |
276 | RSA_free(rsa); | |
277 | end: | |
278 | if (in != NULL) | |
279 | BIO_free(in); | |
280 | return (ret); | |
281 | } | |
282 | # endif | |
d02b48c6 | 283 | |
6b691a5c | 284 | int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, unsigned char *d, long len) |
ae5c8664 MC |
285 | { |
286 | int ret; | |
287 | const unsigned char *p; | |
288 | RSA *rsa; | |
289 | ||
290 | p = d; | |
291 | if ((rsa = d2i_RSAPrivateKey(NULL, &p, (long)len)) == NULL) { | |
292 | SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_ASN1, ERR_R_ASN1_LIB); | |
293 | return (0); | |
294 | } | |
295 | ||
296 | ret = SSL_use_RSAPrivateKey(ssl, rsa); | |
297 | RSA_free(rsa); | |
298 | return (ret); | |
299 | } | |
300 | #endif /* !OPENSSL_NO_RSA */ | |
d02b48c6 | 301 | |
6b691a5c | 302 | int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey) |
ae5c8664 MC |
303 | { |
304 | int ret; | |
305 | ||
306 | if (pkey == NULL) { | |
307 | SSLerr(SSL_F_SSL_USE_PRIVATEKEY, ERR_R_PASSED_NULL_PARAMETER); | |
308 | return (0); | |
309 | } | |
310 | if (!ssl_cert_inst(&ssl->cert)) { | |
311 | SSLerr(SSL_F_SSL_USE_PRIVATEKEY, ERR_R_MALLOC_FAILURE); | |
312 | return (0); | |
313 | } | |
314 | ret = ssl_set_pkey(ssl->cert, pkey); | |
315 | return (ret); | |
316 | } | |
d02b48c6 | 317 | |
bc36ee62 | 318 | #ifndef OPENSSL_NO_STDIO |
303c0028 | 319 | int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type) |
ae5c8664 MC |
320 | { |
321 | int j, ret = 0; | |
322 | BIO *in; | |
323 | EVP_PKEY *pkey = NULL; | |
324 | ||
325 | in = BIO_new(BIO_s_file_internal()); | |
326 | if (in == NULL) { | |
327 | SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE, ERR_R_BUF_LIB); | |
328 | goto end; | |
329 | } | |
330 | ||
331 | if (BIO_read_filename(in, file) <= 0) { | |
332 | SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE, ERR_R_SYS_LIB); | |
333 | goto end; | |
334 | } | |
335 | if (type == SSL_FILETYPE_PEM) { | |
336 | j = ERR_R_PEM_LIB; | |
337 | pkey = PEM_read_bio_PrivateKey(in, NULL, | |
6fe43af8 RL |
338 | ssl->ctx->default_passwd_callback, |
339 | ssl-> | |
340 | ctx->default_passwd_callback_userdata); | |
ae5c8664 MC |
341 | } else if (type == SSL_FILETYPE_ASN1) { |
342 | j = ERR_R_ASN1_LIB; | |
343 | pkey = d2i_PrivateKey_bio(in, NULL); | |
344 | } else { | |
345 | SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE, SSL_R_BAD_SSL_FILETYPE); | |
346 | goto end; | |
347 | } | |
348 | if (pkey == NULL) { | |
349 | SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE, j); | |
350 | goto end; | |
351 | } | |
352 | ret = SSL_use_PrivateKey(ssl, pkey); | |
353 | EVP_PKEY_free(pkey); | |
354 | end: | |
355 | if (in != NULL) | |
356 | BIO_free(in); | |
357 | return (ret); | |
358 | } | |
58964a49 | 359 | #endif |
d02b48c6 | 360 | |
ae5c8664 MC |
361 | int SSL_use_PrivateKey_ASN1(int type, SSL *ssl, const unsigned char *d, |
362 | long len) | |
363 | { | |
364 | int ret; | |
365 | const unsigned char *p; | |
366 | EVP_PKEY *pkey; | |
d02b48c6 | 367 | |
ae5c8664 MC |
368 | p = d; |
369 | if ((pkey = d2i_PrivateKey(type, NULL, &p, (long)len)) == NULL) { | |
370 | SSLerr(SSL_F_SSL_USE_PRIVATEKEY_ASN1, ERR_R_ASN1_LIB); | |
371 | return (0); | |
372 | } | |
d02b48c6 | 373 | |
ae5c8664 MC |
374 | ret = SSL_use_PrivateKey(ssl, pkey); |
375 | EVP_PKEY_free(pkey); | |
376 | return (ret); | |
377 | } | |
d02b48c6 | 378 | |
6b691a5c | 379 | int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x) |
ae5c8664 MC |
380 | { |
381 | if (x == NULL) { | |
382 | SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE, ERR_R_PASSED_NULL_PARAMETER); | |
383 | return (0); | |
384 | } | |
385 | if (!ssl_cert_inst(&ctx->cert)) { | |
386 | SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE, ERR_R_MALLOC_FAILURE); | |
387 | return (0); | |
388 | } | |
389 | return (ssl_set_cert(ctx->cert, x)); | |
390 | } | |
d02b48c6 | 391 | |
6b691a5c | 392 | static int ssl_set_cert(CERT *c, X509 *x) |
ae5c8664 MC |
393 | { |
394 | EVP_PKEY *pkey; | |
395 | int i; | |
396 | ||
397 | pkey = X509_get_pubkey(x); | |
398 | if (pkey == NULL) { | |
399 | SSLerr(SSL_F_SSL_SET_CERT, SSL_R_X509_LIB); | |
400 | return (0); | |
401 | } | |
402 | ||
403 | i = ssl_cert_type(x, pkey); | |
404 | if (i < 0) { | |
405 | SSLerr(SSL_F_SSL_SET_CERT, SSL_R_UNKNOWN_CERTIFICATE_TYPE); | |
406 | EVP_PKEY_free(pkey); | |
407 | return (0); | |
408 | } | |
409 | ||
410 | if (c->pkeys[i].privatekey != NULL) { | |
56d91346 MC |
411 | /* |
412 | * The return code from EVP_PKEY_copy_parameters is deliberately | |
413 | * ignored. Some EVP_PKEY types cannot do this. | |
414 | */ | |
ae5c8664 MC |
415 | EVP_PKEY_copy_parameters(pkey, c->pkeys[i].privatekey); |
416 | ERR_clear_error(); | |
dfeab068 | 417 | |
bc36ee62 | 418 | #ifndef OPENSSL_NO_RSA |
ae5c8664 MC |
419 | /* |
420 | * Don't check the public/private key, this is mostly for smart | |
421 | * cards. | |
422 | */ | |
423 | if ((c->pkeys[i].privatekey->type == EVP_PKEY_RSA) && | |
424 | (RSA_flags(c->pkeys[i].privatekey->pkey.rsa) & | |
425 | RSA_METHOD_FLAG_NO_CHECK)) ; | |
426 | else | |
427 | #endif /* OPENSSL_NO_RSA */ | |
428 | if (!X509_check_private_key(x, c->pkeys[i].privatekey)) { | |
429 | /* | |
430 | * don't fail for a cert/key mismatch, just free current private | |
431 | * key (when switching to a different cert & key, first this | |
432 | * function should be used, then ssl_set_pkey | |
433 | */ | |
434 | EVP_PKEY_free(c->pkeys[i].privatekey); | |
435 | c->pkeys[i].privatekey = NULL; | |
436 | /* clear error queue */ | |
437 | ERR_clear_error(); | |
438 | } | |
439 | } | |
440 | ||
441 | EVP_PKEY_free(pkey); | |
442 | ||
443 | if (c->pkeys[i].x509 != NULL) | |
444 | X509_free(c->pkeys[i].x509); | |
445 | CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509); | |
446 | c->pkeys[i].x509 = x; | |
447 | c->key = &(c->pkeys[i]); | |
448 | ||
449 | c->valid = 0; | |
450 | return (1); | |
451 | } | |
d02b48c6 | 452 | |
bc36ee62 | 453 | #ifndef OPENSSL_NO_STDIO |
303c0028 | 454 | int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type) |
ae5c8664 MC |
455 | { |
456 | int j; | |
457 | BIO *in; | |
458 | int ret = 0; | |
459 | X509 *x = NULL; | |
460 | ||
461 | in = BIO_new(BIO_s_file_internal()); | |
462 | if (in == NULL) { | |
463 | SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE, ERR_R_BUF_LIB); | |
464 | goto end; | |
465 | } | |
466 | ||
467 | if (BIO_read_filename(in, file) <= 0) { | |
468 | SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE, ERR_R_SYS_LIB); | |
469 | goto end; | |
470 | } | |
471 | if (type == SSL_FILETYPE_ASN1) { | |
472 | j = ERR_R_ASN1_LIB; | |
473 | x = d2i_X509_bio(in, NULL); | |
474 | } else if (type == SSL_FILETYPE_PEM) { | |
475 | j = ERR_R_PEM_LIB; | |
476 | x = PEM_read_bio_X509(in, NULL, ctx->default_passwd_callback, | |
477 | ctx->default_passwd_callback_userdata); | |
478 | } else { | |
479 | SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE, SSL_R_BAD_SSL_FILETYPE); | |
480 | goto end; | |
481 | } | |
482 | ||
483 | if (x == NULL) { | |
484 | SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE, j); | |
485 | goto end; | |
486 | } | |
487 | ||
488 | ret = SSL_CTX_use_certificate(ctx, x); | |
489 | end: | |
490 | if (x != NULL) | |
491 | X509_free(x); | |
492 | if (in != NULL) | |
493 | BIO_free(in); | |
494 | return (ret); | |
495 | } | |
58964a49 | 496 | #endif |
d02b48c6 | 497 | |
ae5c8664 MC |
498 | int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, |
499 | const unsigned char *d) | |
500 | { | |
501 | X509 *x; | |
502 | int ret; | |
d02b48c6 | 503 | |
ae5c8664 MC |
504 | x = d2i_X509(NULL, &d, (long)len); |
505 | if (x == NULL) { | |
506 | SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_ASN1, ERR_R_ASN1_LIB); | |
507 | return (0); | |
508 | } | |
d02b48c6 | 509 | |
ae5c8664 MC |
510 | ret = SSL_CTX_use_certificate(ctx, x); |
511 | X509_free(x); | |
512 | return (ret); | |
513 | } | |
d02b48c6 | 514 | |
bc36ee62 | 515 | #ifndef OPENSSL_NO_RSA |
6b691a5c | 516 | int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa) |
ae5c8664 MC |
517 | { |
518 | int ret; | |
519 | EVP_PKEY *pkey; | |
520 | ||
521 | if (rsa == NULL) { | |
522 | SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY, ERR_R_PASSED_NULL_PARAMETER); | |
523 | return (0); | |
524 | } | |
525 | if (!ssl_cert_inst(&ctx->cert)) { | |
526 | SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY, ERR_R_MALLOC_FAILURE); | |
527 | return (0); | |
528 | } | |
529 | if ((pkey = EVP_PKEY_new()) == NULL) { | |
530 | SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY, ERR_R_EVP_LIB); | |
531 | return (0); | |
532 | } | |
533 | ||
534 | RSA_up_ref(rsa); | |
56d91346 MC |
535 | if (EVP_PKEY_assign_RSA(pkey, rsa) <= 0) { |
536 | RSA_free(rsa); | |
537 | return 0; | |
538 | } | |
ae5c8664 MC |
539 | |
540 | ret = ssl_set_pkey(ctx->cert, pkey); | |
541 | EVP_PKEY_free(pkey); | |
542 | return (ret); | |
543 | } | |
544 | ||
545 | # ifndef OPENSSL_NO_STDIO | |
303c0028 | 546 | int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type) |
ae5c8664 MC |
547 | { |
548 | int j, ret = 0; | |
549 | BIO *in; | |
550 | RSA *rsa = NULL; | |
551 | ||
552 | in = BIO_new(BIO_s_file_internal()); | |
553 | if (in == NULL) { | |
554 | SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE, ERR_R_BUF_LIB); | |
555 | goto end; | |
556 | } | |
557 | ||
558 | if (BIO_read_filename(in, file) <= 0) { | |
559 | SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE, ERR_R_SYS_LIB); | |
560 | goto end; | |
561 | } | |
562 | if (type == SSL_FILETYPE_ASN1) { | |
563 | j = ERR_R_ASN1_LIB; | |
564 | rsa = d2i_RSAPrivateKey_bio(in, NULL); | |
565 | } else if (type == SSL_FILETYPE_PEM) { | |
566 | j = ERR_R_PEM_LIB; | |
567 | rsa = PEM_read_bio_RSAPrivateKey(in, NULL, | |
568 | ctx->default_passwd_callback, | |
569 | ctx->default_passwd_callback_userdata); | |
570 | } else { | |
571 | SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE, SSL_R_BAD_SSL_FILETYPE); | |
572 | goto end; | |
573 | } | |
574 | if (rsa == NULL) { | |
575 | SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE, j); | |
576 | goto end; | |
577 | } | |
578 | ret = SSL_CTX_use_RSAPrivateKey(ctx, rsa); | |
579 | RSA_free(rsa); | |
580 | end: | |
581 | if (in != NULL) | |
582 | BIO_free(in); | |
583 | return (ret); | |
584 | } | |
585 | # endif | |
586 | ||
587 | int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, | |
588 | long len) | |
589 | { | |
590 | int ret; | |
591 | const unsigned char *p; | |
592 | RSA *rsa; | |
593 | ||
594 | p = d; | |
595 | if ((rsa = d2i_RSAPrivateKey(NULL, &p, (long)len)) == NULL) { | |
596 | SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_ASN1, ERR_R_ASN1_LIB); | |
597 | return (0); | |
598 | } | |
599 | ||
600 | ret = SSL_CTX_use_RSAPrivateKey(ctx, rsa); | |
601 | RSA_free(rsa); | |
602 | return (ret); | |
603 | } | |
604 | #endif /* !OPENSSL_NO_RSA */ | |
d02b48c6 | 605 | |
6b691a5c | 606 | int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey) |
ae5c8664 MC |
607 | { |
608 | if (pkey == NULL) { | |
609 | SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY, ERR_R_PASSED_NULL_PARAMETER); | |
610 | return (0); | |
611 | } | |
612 | if (!ssl_cert_inst(&ctx->cert)) { | |
613 | SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY, ERR_R_MALLOC_FAILURE); | |
614 | return (0); | |
615 | } | |
616 | return (ssl_set_pkey(ctx->cert, pkey)); | |
617 | } | |
d02b48c6 | 618 | |
bc36ee62 | 619 | #ifndef OPENSSL_NO_STDIO |
303c0028 | 620 | int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type) |
ae5c8664 MC |
621 | { |
622 | int j, ret = 0; | |
623 | BIO *in; | |
624 | EVP_PKEY *pkey = NULL; | |
625 | ||
626 | in = BIO_new(BIO_s_file_internal()); | |
627 | if (in == NULL) { | |
628 | SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE, ERR_R_BUF_LIB); | |
629 | goto end; | |
630 | } | |
631 | ||
632 | if (BIO_read_filename(in, file) <= 0) { | |
633 | SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE, ERR_R_SYS_LIB); | |
634 | goto end; | |
635 | } | |
636 | if (type == SSL_FILETYPE_PEM) { | |
637 | j = ERR_R_PEM_LIB; | |
638 | pkey = PEM_read_bio_PrivateKey(in, NULL, | |
639 | ctx->default_passwd_callback, | |
640 | ctx->default_passwd_callback_userdata); | |
641 | } else if (type == SSL_FILETYPE_ASN1) { | |
642 | j = ERR_R_ASN1_LIB; | |
643 | pkey = d2i_PrivateKey_bio(in, NULL); | |
644 | } else { | |
645 | SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE, SSL_R_BAD_SSL_FILETYPE); | |
646 | goto end; | |
647 | } | |
648 | if (pkey == NULL) { | |
649 | SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE, j); | |
650 | goto end; | |
651 | } | |
652 | ret = SSL_CTX_use_PrivateKey(ctx, pkey); | |
653 | EVP_PKEY_free(pkey); | |
654 | end: | |
655 | if (in != NULL) | |
656 | BIO_free(in); | |
657 | return (ret); | |
658 | } | |
58964a49 | 659 | #endif |
d02b48c6 | 660 | |
ae5c8664 MC |
661 | int SSL_CTX_use_PrivateKey_ASN1(int type, SSL_CTX *ctx, |
662 | const unsigned char *d, long len) | |
663 | { | |
664 | int ret; | |
665 | const unsigned char *p; | |
666 | EVP_PKEY *pkey; | |
d02b48c6 | 667 | |
ae5c8664 MC |
668 | p = d; |
669 | if ((pkey = d2i_PrivateKey(type, NULL, &p, (long)len)) == NULL) { | |
670 | SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_ASN1, ERR_R_ASN1_LIB); | |
671 | return (0); | |
672 | } | |
d02b48c6 | 673 | |
ae5c8664 MC |
674 | ret = SSL_CTX_use_PrivateKey(ctx, pkey); |
675 | EVP_PKEY_free(pkey); | |
676 | return (ret); | |
677 | } | |
d02b48c6 | 678 | |
bc36ee62 | 679 | #ifndef OPENSSL_NO_STDIO |
ae5c8664 MC |
680 | /* |
681 | * Read a file that contains our certificate in "PEM" format, possibly | |
682 | * followed by a sequence of CA certificates that should be sent to the peer | |
683 | * in the Certificate message. | |
b3ca645f BM |
684 | */ |
685 | int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file) | |
ae5c8664 MC |
686 | { |
687 | BIO *in; | |
688 | int ret = 0; | |
689 | X509 *x = NULL; | |
690 | ||
691 | ERR_clear_error(); /* clear error stack for | |
692 | * SSL_CTX_use_certificate() */ | |
693 | ||
694 | in = BIO_new(BIO_s_file_internal()); | |
695 | if (in == NULL) { | |
696 | SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE, ERR_R_BUF_LIB); | |
697 | goto end; | |
698 | } | |
699 | ||
700 | if (BIO_read_filename(in, file) <= 0) { | |
701 | SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE, ERR_R_SYS_LIB); | |
702 | goto end; | |
703 | } | |
704 | ||
705 | x = PEM_read_bio_X509_AUX(in, NULL, ctx->default_passwd_callback, | |
706 | ctx->default_passwd_callback_userdata); | |
707 | if (x == NULL) { | |
708 | SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE, ERR_R_PEM_LIB); | |
709 | goto end; | |
710 | } | |
711 | ||
712 | ret = SSL_CTX_use_certificate(ctx, x); | |
713 | ||
714 | if (ERR_peek_error() != 0) | |
715 | ret = 0; /* Key/certificate mismatch doesn't imply | |
716 | * ret==0 ... */ | |
717 | if (ret) { | |
718 | /* | |
719 | * If we could set up our certificate, now proceed to the CA | |
720 | * certificates. | |
721 | */ | |
722 | X509 *ca; | |
723 | int r; | |
724 | unsigned long err; | |
725 | ||
726 | SSL_CTX_clear_chain_certs(ctx); | |
727 | ||
728 | while ((ca = PEM_read_bio_X509(in, NULL, | |
729 | ctx->default_passwd_callback, | |
730 | ctx->default_passwd_callback_userdata)) | |
731 | != NULL) { | |
732 | r = SSL_CTX_add0_chain_cert(ctx, ca); | |
733 | if (!r) { | |
734 | X509_free(ca); | |
735 | ret = 0; | |
736 | goto end; | |
737 | } | |
738 | /* | |
739 | * Note that we must not free r if it was successfully added to | |
740 | * the chain (while we must free the main certificate, since its | |
741 | * reference count is increased by SSL_CTX_use_certificate). | |
742 | */ | |
743 | } | |
744 | /* When the while loop ends, it's usually just EOF. */ | |
745 | err = ERR_peek_last_error(); | |
746 | if (ERR_GET_LIB(err) == ERR_LIB_PEM | |
747 | && ERR_GET_REASON(err) == PEM_R_NO_START_LINE) | |
748 | ERR_clear_error(); | |
749 | else | |
750 | ret = 0; /* some real error */ | |
751 | } | |
752 | ||
753 | end: | |
754 | if (x != NULL) | |
755 | X509_free(x); | |
756 | if (in != NULL) | |
757 | BIO_free(in); | |
758 | return (ret); | |
759 | } | |
b3ca645f | 760 | #endif |
8a02a46a BL |
761 | |
762 | #ifndef OPENSSL_NO_TLSEXT | |
e27711cf | 763 | static int serverinfo_find_extension(const unsigned char *serverinfo, |
ae5c8664 MC |
764 | size_t serverinfo_length, |
765 | unsigned int extension_type, | |
766 | const unsigned char **extension_data, | |
767 | size_t *extension_length) | |
768 | { | |
769 | *extension_data = NULL; | |
770 | *extension_length = 0; | |
771 | if (serverinfo == NULL || serverinfo_length == 0) | |
0711826a | 772 | return -1; |
ae5c8664 MC |
773 | for (;;) { |
774 | unsigned int type = 0; | |
775 | size_t len = 0; | |
776 | ||
777 | /* end of serverinfo */ | |
778 | if (serverinfo_length == 0) | |
0711826a | 779 | return 0; /* Extension not found */ |
ae5c8664 MC |
780 | |
781 | /* read 2-byte type field */ | |
782 | if (serverinfo_length < 2) | |
0711826a | 783 | return -1; /* Error */ |
ae5c8664 MC |
784 | type = (serverinfo[0] << 8) + serverinfo[1]; |
785 | serverinfo += 2; | |
786 | serverinfo_length -= 2; | |
787 | ||
788 | /* read 2-byte len field */ | |
789 | if (serverinfo_length < 2) | |
0711826a | 790 | return -1; /* Error */ |
ae5c8664 MC |
791 | len = (serverinfo[0] << 8) + serverinfo[1]; |
792 | serverinfo += 2; | |
793 | serverinfo_length -= 2; | |
794 | ||
795 | if (len > serverinfo_length) | |
0711826a | 796 | return -1; /* Error */ |
ae5c8664 MC |
797 | |
798 | if (type == extension_type) { | |
799 | *extension_data = serverinfo; | |
800 | *extension_length = len; | |
801 | return 1; /* Success */ | |
802 | } | |
803 | ||
804 | serverinfo += len; | |
805 | serverinfo_length -= len; | |
806 | } | |
807 | return 0; /* Error */ | |
808 | } | |
e27711cf | 809 | |
423ceb83 | 810 | static int serverinfo_srv_parse_cb(SSL *s, unsigned int ext_type, |
ae5c8664 MC |
811 | const unsigned char *in, |
812 | size_t inlen, int *al, void *arg) | |
813 | { | |
130ebe34 | 814 | |
ae5c8664 MC |
815 | if (inlen != 0) { |
816 | *al = SSL_AD_DECODE_ERROR; | |
817 | return 0; | |
818 | } | |
130ebe34 | 819 | |
ae5c8664 MC |
820 | return 1; |
821 | } | |
e27711cf | 822 | |
423ceb83 | 823 | static int serverinfo_srv_add_cb(SSL *s, unsigned int ext_type, |
ae5c8664 MC |
824 | const unsigned char **out, size_t *outlen, |
825 | int *al, void *arg) | |
826 | { | |
827 | const unsigned char *serverinfo = NULL; | |
828 | size_t serverinfo_length = 0; | |
829 | ||
830 | /* Is there serverinfo data for the chosen server cert? */ | |
831 | if ((ssl_get_server_cert_serverinfo(s, &serverinfo, | |
832 | &serverinfo_length)) != 0) { | |
833 | /* Find the relevant extension from the serverinfo */ | |
834 | int retval = serverinfo_find_extension(serverinfo, serverinfo_length, | |
835 | ext_type, out, outlen); | |
0711826a KR |
836 | if (retval == -1) { |
837 | *al = SSL_AD_DECODE_ERROR; | |
838 | return -1; /* Error */ | |
839 | } | |
ae5c8664 | 840 | if (retval == 0) |
0711826a | 841 | return 0; /* No extension found, don't send extension */ |
ae5c8664 MC |
842 | return 1; /* Send extension */ |
843 | } | |
87693148 | 844 | return 0; /* No serverinfo data found, don't send |
ae5c8664 MC |
845 | * extension */ |
846 | } | |
847 | ||
848 | /* | |
849 | * With a NULL context, this function just checks that the serverinfo data | |
850 | * parses correctly. With a non-NULL context, it registers callbacks for | |
851 | * the included extensions. | |
852 | */ | |
853 | static int serverinfo_process_buffer(const unsigned char *serverinfo, | |
854 | size_t serverinfo_length, SSL_CTX *ctx) | |
855 | { | |
856 | if (serverinfo == NULL || serverinfo_length == 0) | |
857 | return 0; | |
858 | for (;;) { | |
859 | unsigned int ext_type = 0; | |
860 | size_t len = 0; | |
861 | ||
862 | /* end of serverinfo */ | |
863 | if (serverinfo_length == 0) | |
864 | return 1; | |
865 | ||
866 | /* read 2-byte type field */ | |
867 | if (serverinfo_length < 2) | |
868 | return 0; | |
869 | /* FIXME: check for types we understand explicitly? */ | |
870 | ||
871 | /* Register callbacks for extensions */ | |
872 | ext_type = (serverinfo[0] << 8) + serverinfo[1]; | |
87693148 TS |
873 | if (ctx) { |
874 | int have_ext_cbs = 0; | |
875 | size_t i; | |
876 | custom_ext_methods *exts = &ctx->cert->srv_ext; | |
877 | custom_ext_method *meth = exts->meths; | |
878 | ||
87693148 TS |
879 | for (i = 0; i < exts->meths_count; i++, meth++) { |
880 | if (ext_type == meth->ext_type) { | |
881 | have_ext_cbs = 1; | |
882 | break; | |
883 | } | |
884 | } | |
885 | ||
886 | if (!have_ext_cbs && !SSL_CTX_add_server_custom_ext(ctx, ext_type, | |
887 | serverinfo_srv_add_cb, | |
888 | NULL, NULL, | |
889 | serverinfo_srv_parse_cb, | |
890 | NULL)) | |
891 | return 0; | |
892 | } | |
ae5c8664 MC |
893 | |
894 | serverinfo += 2; | |
895 | serverinfo_length -= 2; | |
896 | ||
897 | /* read 2-byte len field */ | |
898 | if (serverinfo_length < 2) | |
899 | return 0; | |
900 | len = (serverinfo[0] << 8) + serverinfo[1]; | |
901 | serverinfo += 2; | |
902 | serverinfo_length -= 2; | |
903 | ||
904 | if (len > serverinfo_length) | |
905 | return 0; | |
906 | ||
907 | serverinfo += len; | |
908 | serverinfo_length -= len; | |
909 | } | |
910 | } | |
e27711cf | 911 | |
e27711cf | 912 | int SSL_CTX_use_serverinfo(SSL_CTX *ctx, const unsigned char *serverinfo, |
ae5c8664 MC |
913 | size_t serverinfo_length) |
914 | { | |
d6924759 DSH |
915 | unsigned char *new_serverinfo; |
916 | ||
ae5c8664 MC |
917 | if (ctx == NULL || serverinfo == NULL || serverinfo_length == 0) { |
918 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO, ERR_R_PASSED_NULL_PARAMETER); | |
919 | return 0; | |
920 | } | |
921 | if (!serverinfo_process_buffer(serverinfo, serverinfo_length, NULL)) { | |
922 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO, SSL_R_INVALID_SERVERINFO_DATA); | |
923 | return 0; | |
924 | } | |
925 | if (!ssl_cert_inst(&ctx->cert)) { | |
926 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO, ERR_R_MALLOC_FAILURE); | |
927 | return 0; | |
928 | } | |
929 | if (ctx->cert->key == NULL) { | |
930 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO, ERR_R_INTERNAL_ERROR); | |
931 | return 0; | |
932 | } | |
d6924759 DSH |
933 | new_serverinfo = OPENSSL_realloc(ctx->cert->key->serverinfo, |
934 | serverinfo_length); | |
935 | if (new_serverinfo == NULL) { | |
ae5c8664 MC |
936 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO, ERR_R_MALLOC_FAILURE); |
937 | return 0; | |
938 | } | |
d6924759 | 939 | ctx->cert->key->serverinfo = new_serverinfo; |
ae5c8664 MC |
940 | memcpy(ctx->cert->key->serverinfo, serverinfo, serverinfo_length); |
941 | ctx->cert->key->serverinfo_length = serverinfo_length; | |
942 | ||
943 | /* | |
944 | * Now that the serverinfo is validated and stored, go ahead and | |
945 | * register callbacks. | |
946 | */ | |
947 | if (!serverinfo_process_buffer(serverinfo, serverinfo_length, ctx)) { | |
948 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO, SSL_R_INVALID_SERVERINFO_DATA); | |
949 | return 0; | |
950 | } | |
951 | return 1; | |
952 | } | |
953 | ||
954 | # ifndef OPENSSL_NO_STDIO | |
e27711cf | 955 | int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file) |
ae5c8664 MC |
956 | { |
957 | unsigned char *serverinfo = NULL; | |
958 | size_t serverinfo_length = 0; | |
959 | unsigned char *extension = 0; | |
960 | long extension_length = 0; | |
961 | char *name = NULL; | |
962 | char *header = NULL; | |
963 | char namePrefix[] = "SERVERINFO FOR "; | |
964 | int ret = 0; | |
965 | BIO *bin = NULL; | |
966 | size_t num_extensions = 0; | |
b75dbf3c | 967 | unsigned char *new_serverinfo; |
ae5c8664 MC |
968 | |
969 | if (ctx == NULL || file == NULL) { | |
970 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, | |
971 | ERR_R_PASSED_NULL_PARAMETER); | |
972 | goto end; | |
973 | } | |
974 | ||
975 | bin = BIO_new(BIO_s_file_internal()); | |
976 | if (bin == NULL) { | |
977 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, ERR_R_BUF_LIB); | |
978 | goto end; | |
979 | } | |
980 | if (BIO_read_filename(bin, file) <= 0) { | |
981 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, ERR_R_SYS_LIB); | |
982 | goto end; | |
983 | } | |
984 | ||
985 | for (num_extensions = 0;; num_extensions++) { | |
986 | if (PEM_read_bio(bin, &name, &header, &extension, &extension_length) | |
987 | == 0) { | |
988 | /* | |
989 | * There must be at least one extension in this file | |
990 | */ | |
991 | if (num_extensions == 0) { | |
992 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, | |
993 | SSL_R_NO_PEM_EXTENSIONS); | |
994 | goto end; | |
995 | } else /* End of file, we're done */ | |
996 | break; | |
997 | } | |
998 | /* Check that PEM name starts with "BEGIN SERVERINFO FOR " */ | |
999 | if (strlen(name) < strlen(namePrefix)) { | |
1000 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, | |
1001 | SSL_R_PEM_NAME_TOO_SHORT); | |
1002 | goto end; | |
1003 | } | |
1004 | if (strncmp(name, namePrefix, strlen(namePrefix)) != 0) { | |
1005 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, | |
1006 | SSL_R_PEM_NAME_BAD_PREFIX); | |
1007 | goto end; | |
1008 | } | |
1009 | /* | |
1010 | * Check that the decoded PEM data is plausible (valid length field) | |
1011 | */ | |
1012 | if (extension_length < 4 | |
1013 | || (extension[2] << 8) + extension[3] != extension_length - 4) { | |
1014 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, SSL_R_BAD_DATA); | |
1015 | goto end; | |
1016 | } | |
1017 | /* Append the decoded extension to the serverinfo buffer */ | |
b75dbf3c | 1018 | new_serverinfo = |
ae5c8664 | 1019 | OPENSSL_realloc(serverinfo, serverinfo_length + extension_length); |
b75dbf3c | 1020 | if (new_serverinfo == NULL) { |
ae5c8664 MC |
1021 | SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, ERR_R_MALLOC_FAILURE); |
1022 | goto end; | |
1023 | } | |
b75dbf3c | 1024 | serverinfo = new_serverinfo; |
ae5c8664 MC |
1025 | memcpy(serverinfo + serverinfo_length, extension, extension_length); |
1026 | serverinfo_length += extension_length; | |
1027 | ||
1028 | OPENSSL_free(name); | |
1029 | name = NULL; | |
1030 | OPENSSL_free(header); | |
1031 | header = NULL; | |
1032 | OPENSSL_free(extension); | |
1033 | extension = NULL; | |
1034 | } | |
1035 | ||
1036 | ret = SSL_CTX_use_serverinfo(ctx, serverinfo, serverinfo_length); | |
1037 | end: | |
1038 | /* SSL_CTX_use_serverinfo makes a local copy of the serverinfo. */ | |
1039 | OPENSSL_free(name); | |
1040 | OPENSSL_free(header); | |
1041 | OPENSSL_free(extension); | |
1042 | OPENSSL_free(serverinfo); | |
1043 | if (bin != NULL) | |
1044 | BIO_free(bin); | |
1045 | return ret; | |
1046 | } | |
1047 | # endif /* OPENSSL_NO_STDIO */ | |
1048 | #endif /* OPENSSL_NO_TLSEXT */ |