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1 : : /* crypto/pem/pem_all.c */
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 : : #include "cryptlib.h"
114 : : #include <openssl/bio.h>
115 : : #include <openssl/evp.h>
116 : : #include <openssl/x509.h>
117 : : #include <openssl/pkcs7.h>
118 : : #include <openssl/pem.h>
119 : : #ifndef OPENSSL_NO_RSA
120 : : #include <openssl/rsa.h>
121 : : #endif
122 : : #ifndef OPENSSL_NO_DSA
123 : : #include <openssl/dsa.h>
124 : : #endif
125 : : #ifndef OPENSSL_NO_DH
126 : : #include <openssl/dh.h>
127 : : #endif
128 : :
129 : : #ifndef OPENSSL_NO_RSA
130 : : static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa);
131 : : #endif
132 : : #ifndef OPENSSL_NO_DSA
133 : : static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa);
134 : : #endif
135 : :
136 : : #ifndef OPENSSL_NO_EC
137 : : static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey);
138 : : #endif
139 : :
140 : 74 : IMPLEMENT_PEM_rw(X509_REQ, X509_REQ, PEM_STRING_X509_REQ, X509_REQ)
141 : :
142 : 0 : IMPLEMENT_PEM_write(X509_REQ_NEW, X509_REQ, PEM_STRING_X509_REQ_OLD, X509_REQ)
143 : :
144 : 14 : IMPLEMENT_PEM_rw(X509_CRL, X509_CRL, PEM_STRING_X509_CRL, X509_CRL)
145 : :
146 : 28 : IMPLEMENT_PEM_rw(PKCS7, PKCS7, PEM_STRING_PKCS7, PKCS7)
147 : :
148 : 0 : IMPLEMENT_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE,
149 : : PEM_STRING_X509, NETSCAPE_CERT_SEQUENCE)
150 : :
151 : :
152 : : #ifndef OPENSSL_NO_RSA
153 : :
154 : : /* We treat RSA or DSA private keys as a special case.
155 : : *
156 : : * For private keys we read in an EVP_PKEY structure with
157 : : * PEM_read_bio_PrivateKey() and extract the relevant private
158 : : * key: this means can handle "traditional" and PKCS#8 formats
159 : : * transparently.
160 : : */
161 : :
162 : 0 : static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa)
163 : : {
164 : : RSA *rtmp;
165 [ # # ]: 0 : if(!key) return NULL;
166 : 0 : rtmp = EVP_PKEY_get1_RSA(key);
167 : 0 : EVP_PKEY_free(key);
168 [ # # ]: 0 : if(!rtmp) return NULL;
169 [ # # ]: 0 : if(rsa) {
170 : 0 : RSA_free(*rsa);
171 : 0 : *rsa = rtmp;
172 : : }
173 : 0 : return rtmp;
174 : : }
175 : :
176 : 0 : RSA *PEM_read_bio_RSAPrivateKey(BIO *bp, RSA **rsa, pem_password_cb *cb,
177 : : void *u)
178 : : {
179 : : EVP_PKEY *pktmp;
180 : 0 : pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
181 : 0 : return pkey_get_rsa(pktmp, rsa);
182 : : }
183 : :
184 : : #ifndef OPENSSL_NO_FP_API
185 : :
186 : 0 : RSA *PEM_read_RSAPrivateKey(FILE *fp, RSA **rsa, pem_password_cb *cb,
187 : : void *u)
188 : : {
189 : : EVP_PKEY *pktmp;
190 : 0 : pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
191 : 0 : return pkey_get_rsa(pktmp, rsa);
192 : : }
193 : :
194 : : #endif
195 : :
196 : 6 : IMPLEMENT_PEM_write_cb_const(RSAPrivateKey, RSA, PEM_STRING_RSA, RSAPrivateKey)
197 : 0 : IMPLEMENT_PEM_rw_const(RSAPublicKey, RSA, PEM_STRING_RSA_PUBLIC, RSAPublicKey)
198 : 0 : IMPLEMENT_PEM_rw(RSA_PUBKEY, RSA, PEM_STRING_PUBLIC, RSA_PUBKEY)
199 : :
200 : : #endif
201 : :
202 : : #ifndef OPENSSL_NO_DSA
203 : :
204 : 0 : static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa)
205 : : {
206 : : DSA *dtmp;
207 [ # # ]: 0 : if(!key) return NULL;
208 : 0 : dtmp = EVP_PKEY_get1_DSA(key);
209 : 0 : EVP_PKEY_free(key);
210 [ # # ]: 0 : if(!dtmp) return NULL;
211 [ # # ]: 0 : if(dsa) {
212 : 0 : DSA_free(*dsa);
213 : 0 : *dsa = dtmp;
214 : : }
215 : 0 : return dtmp;
216 : : }
217 : :
218 : 0 : DSA *PEM_read_bio_DSAPrivateKey(BIO *bp, DSA **dsa, pem_password_cb *cb,
219 : : void *u)
220 : : {
221 : : EVP_PKEY *pktmp;
222 : 0 : pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
223 : 0 : return pkey_get_dsa(pktmp, dsa); /* will free pktmp */
224 : : }
225 : :
226 : 0 : IMPLEMENT_PEM_write_cb_const(DSAPrivateKey, DSA, PEM_STRING_DSA, DSAPrivateKey)
227 : 0 : IMPLEMENT_PEM_rw(DSA_PUBKEY, DSA, PEM_STRING_PUBLIC, DSA_PUBKEY)
228 : :
229 : : #ifndef OPENSSL_NO_FP_API
230 : :
231 : 0 : DSA *PEM_read_DSAPrivateKey(FILE *fp, DSA **dsa, pem_password_cb *cb,
232 : : void *u)
233 : : {
234 : : EVP_PKEY *pktmp;
235 : 0 : pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
236 : 0 : return pkey_get_dsa(pktmp, dsa); /* will free pktmp */
237 : : }
238 : :
239 : : #endif
240 : :
241 : 0 : IMPLEMENT_PEM_rw_const(DSAparams, DSA, PEM_STRING_DSAPARAMS, DSAparams)
242 : :
243 : : #endif
244 : :
245 : :
246 : : #ifndef OPENSSL_NO_EC
247 : 0 : static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey)
248 : : {
249 : : EC_KEY *dtmp;
250 [ # # ]: 0 : if(!key) return NULL;
251 : 0 : dtmp = EVP_PKEY_get1_EC_KEY(key);
252 : 0 : EVP_PKEY_free(key);
253 [ # # ]: 0 : if(!dtmp) return NULL;
254 [ # # ]: 0 : if(eckey)
255 : : {
256 : 0 : EC_KEY_free(*eckey);
257 : 0 : *eckey = dtmp;
258 : : }
259 : 0 : return dtmp;
260 : : }
261 : :
262 : 0 : EC_KEY *PEM_read_bio_ECPrivateKey(BIO *bp, EC_KEY **key, pem_password_cb *cb,
263 : : void *u)
264 : : {
265 : : EVP_PKEY *pktmp;
266 : 0 : pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
267 : 0 : return pkey_get_eckey(pktmp, key); /* will free pktmp */
268 : : }
269 : :
270 : 0 : IMPLEMENT_PEM_rw_const(ECPKParameters, EC_GROUP, PEM_STRING_ECPARAMETERS, ECPKParameters)
271 : :
272 : 0 : IMPLEMENT_PEM_write_cb(ECPrivateKey, EC_KEY, PEM_STRING_ECPRIVATEKEY, ECPrivateKey)
273 : :
274 : 0 : IMPLEMENT_PEM_rw(EC_PUBKEY, EC_KEY, PEM_STRING_PUBLIC, EC_PUBKEY)
275 : :
276 : : #ifndef OPENSSL_NO_FP_API
277 : :
278 : 0 : EC_KEY *PEM_read_ECPrivateKey(FILE *fp, EC_KEY **eckey, pem_password_cb *cb,
279 : : void *u)
280 : : {
281 : : EVP_PKEY *pktmp;
282 : 0 : pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
283 : 0 : return pkey_get_eckey(pktmp, eckey); /* will free pktmp */
284 : : }
285 : :
286 : : #endif
287 : :
288 : : #endif
289 : :
290 : : #ifndef OPENSSL_NO_DH
291 : :
292 : 0 : IMPLEMENT_PEM_write_const(DHparams, DH, PEM_STRING_DHPARAMS, DHparams)
293 : 0 : IMPLEMENT_PEM_write_const(DHxparams, DH, PEM_STRING_DHXPARAMS, DHxparams)
294 : :
295 : : #endif
296 : :
297 : 0 : IMPLEMENT_PEM_rw(PUBKEY, EVP_PKEY, PEM_STRING_PUBLIC, PUBKEY)
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