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1/* $OpenBSD: pem_all.c,v 1.15 2014/07/11 08:44:49 jsing Exp $ */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
8 *
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).
15 *
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.
22 *
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 :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
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.
52 *
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 * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
60 *
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
63 * are met:
64 *
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
67 *
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
71 * distribution.
72 *
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 *
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
82 *
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
86 *
87 * 6. Redistributions of any form whatsoever must retain the following
88 * acknowledgment:
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 *
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
105 *
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
109 *
110 */
111
112#include <stdio.h>
113
114#include <openssl/opensslconf.h>
115
116#include <openssl/bio.h>
117#include <openssl/evp.h>
118#include <openssl/pem.h>
119#include <openssl/pkcs7.h>
120#include <openssl/x509.h>
121
122#ifndef OPENSSL_NO_DH
123#include <openssl/dh.h>
124#endif
125#ifndef OPENSSL_NO_DSA
126#include <openssl/dsa.h>
127#endif
128#ifndef OPENSSL_NO_RSA
129#include <openssl/rsa.h>
130#endif
131
132#ifndef OPENSSL_NO_RSA
133static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa);
134#endif
135#ifndef OPENSSL_NO_DSA
136static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa);
137#endif
138
139#ifndef OPENSSL_NO_EC
140static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey);
141#endif
142
143IMPLEMENT_PEM_rw(X509_REQ, X509_REQ, PEM_STRING_X509_REQ, X509_REQ)
144
145IMPLEMENT_PEM_write(X509_REQ_NEW, X509_REQ, PEM_STRING_X509_REQ_OLD, X509_REQ)
146
147IMPLEMENT_PEM_rw(X509_CRL, X509_CRL, PEM_STRING_X509_CRL, X509_CRL)
148
149IMPLEMENT_PEM_rw(PKCS7, PKCS7, PEM_STRING_PKCS7, PKCS7)
150
151IMPLEMENT_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE,
152 PEM_STRING_X509, NETSCAPE_CERT_SEQUENCE)
153
154
155#ifndef OPENSSL_NO_RSA
156
157/* We treat RSA or DSA private keys as a special case.
158 *
159 * For private keys we read in an EVP_PKEY structure with
160 * PEM_read_bio_PrivateKey() and extract the relevant private
161 * key: this means can handle "traditional" and PKCS#8 formats
162 * transparently.
163 */
164
165static RSA *
166pkey_get_rsa(EVP_PKEY *key, RSA **rsa)
167{
168 RSA *rtmp;
169
170 if (!key)
171 return NULL;
172 rtmp = EVP_PKEY_get1_RSA(key);
173 EVP_PKEY_free(key);
174 if (!rtmp)
175 return NULL;
176 if (rsa) {
177 RSA_free(*rsa);
178 *rsa = rtmp;
179 }
180 return rtmp;
181}
182
183RSA *
184PEM_read_bio_RSAPrivateKey(BIO *bp, RSA **rsa, pem_password_cb *cb, void *u)
185{
186 EVP_PKEY *pktmp;
187
188 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
189 return pkey_get_rsa(pktmp, rsa);
190}
191
192
193RSA *
194PEM_read_RSAPrivateKey(FILE *fp, RSA **rsa, pem_password_cb *cb, void *u)
195{
196 EVP_PKEY *pktmp;
197
198 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
199 return pkey_get_rsa(pktmp, rsa);
200}
201
202
203IMPLEMENT_PEM_write_cb_const(RSAPrivateKey, RSA, PEM_STRING_RSA, RSAPrivateKey)
204
205IMPLEMENT_PEM_rw_const(RSAPublicKey, RSA, PEM_STRING_RSA_PUBLIC, RSAPublicKey)
206IMPLEMENT_PEM_rw(RSA_PUBKEY, RSA, PEM_STRING_PUBLIC, RSA_PUBKEY)
207
208#endif
209
210#ifndef OPENSSL_NO_DSA
211
212static DSA *
213pkey_get_dsa(EVP_PKEY *key, DSA **dsa)
214{
215 DSA *dtmp;
216
217 if (!key)
218 return NULL;
219 dtmp = EVP_PKEY_get1_DSA(key);
220 EVP_PKEY_free(key);
221 if (!dtmp)
222 return NULL;
223 if (dsa) {
224 DSA_free(*dsa);
225 *dsa = dtmp;
226 }
227 return dtmp;
228}
229
230DSA *
231PEM_read_bio_DSAPrivateKey(BIO *bp, DSA **dsa, pem_password_cb *cb, void *u)
232{
233 EVP_PKEY *pktmp;
234
235 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
236 return pkey_get_dsa(pktmp, dsa); /* will free pktmp */
237}
238
239IMPLEMENT_PEM_write_cb_const(DSAPrivateKey, DSA, PEM_STRING_DSA, DSAPrivateKey)
240
241IMPLEMENT_PEM_rw(DSA_PUBKEY, DSA, PEM_STRING_PUBLIC, DSA_PUBKEY)
242
243
244DSA *
245PEM_read_DSAPrivateKey(FILE *fp, DSA **dsa, pem_password_cb *cb, void *u)
246{
247 EVP_PKEY *pktmp;
248
249 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
250 return pkey_get_dsa(pktmp, dsa); /* will free pktmp */
251}
252
253
254IMPLEMENT_PEM_rw_const(DSAparams, DSA, PEM_STRING_DSAPARAMS, DSAparams)
255
256#endif
257
258
259#ifndef OPENSSL_NO_EC
260static EC_KEY *
261pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey)
262{
263 EC_KEY *dtmp;
264
265 if (!key)
266 return NULL;
267 dtmp = EVP_PKEY_get1_EC_KEY(key);
268 EVP_PKEY_free(key);
269 if (!dtmp)
270 return NULL;
271 if (eckey) {
272 EC_KEY_free(*eckey);
273 *eckey = dtmp;
274 }
275 return dtmp;
276}
277
278EC_KEY *
279PEM_read_bio_ECPrivateKey(BIO *bp, EC_KEY **key, pem_password_cb *cb, void *u)
280{
281 EVP_PKEY *pktmp;
282 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
283 return pkey_get_eckey(pktmp, key); /* will free pktmp */
284}
285
286IMPLEMENT_PEM_rw_const(ECPKParameters, EC_GROUP, PEM_STRING_ECPARAMETERS,
287 ECPKParameters)
288
289IMPLEMENT_PEM_write_cb(ECPrivateKey, EC_KEY, PEM_STRING_ECPRIVATEKEY,
290 ECPrivateKey)
291
292IMPLEMENT_PEM_rw(EC_PUBKEY, EC_KEY, PEM_STRING_PUBLIC, EC_PUBKEY)
293
294
295EC_KEY *
296PEM_read_ECPrivateKey(FILE *fp, EC_KEY **eckey, pem_password_cb *cb, void *u)
297{
298 EVP_PKEY *pktmp;
299
300 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
301 return pkey_get_eckey(pktmp, eckey); /* will free pktmp */
302}
303
304
305#endif
306
307#ifndef OPENSSL_NO_DH
308
309IMPLEMENT_PEM_rw_const(DHparams, DH, PEM_STRING_DHPARAMS, DHparams)
310
311#endif
312
313IMPLEMENT_PEM_rw(PUBKEY, EVP_PKEY, PEM_STRING_PUBLIC, PUBKEY)
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