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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#include <stdio.h>
60#undef SSLEAY_MACROS
61#include "cryptlib.h"
62#include <openssl/bio.h>
63#include <openssl/evp.h>
64#include <openssl/x509.h>
65#include <openssl/pkcs7.h>
66#include <openssl/pem.h>
67
68#ifndef NO_RSA
69static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa);
70#endif
71#ifndef NO_DSA
72static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa);
73#endif
74
75IMPLEMENT_PEM_rw(X509, X509, PEM_STRING_X509, X509)
76
77IMPLEMENT_PEM_rw(X509_AUX, X509, PEM_STRING_X509_TRUSTED, X509_AUX)
78
79IMPLEMENT_PEM_rw(X509_REQ, X509_REQ, PEM_STRING_X509_REQ, X509_REQ)
80
81IMPLEMENT_PEM_write(X509_REQ_NEW, X509_REQ, PEM_STRING_X509_REQ_OLD, X509_REQ)
82
83IMPLEMENT_PEM_rw(X509_CRL, X509_CRL, PEM_STRING_X509_CRL, X509_CRL)
84
85IMPLEMENT_PEM_rw(PKCS7, PKCS7, PEM_STRING_PKCS7, PKCS7)
86
87IMPLEMENT_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE,
88 PEM_STRING_X509, NETSCAPE_CERT_SEQUENCE)
89
90IMPLEMENT_PEM_rw(PKCS8, X509_SIG, PEM_STRING_PKCS8, X509_SIG)
91IMPLEMENT_PEM_rw(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO, PEM_STRING_PKCS8INF,
92 PKCS8_PRIV_KEY_INFO)
93
94#ifndef NO_RSA
95
96/* We treat RSA or DSA private keys as a special case.
97 *
98 * For private keys we read in an EVP_PKEY structure with
99 * PEM_read_bio_PrivateKey() and extract the relevant private
100 * key: this means can handle "traditional" and PKCS#8 formats
101 * transparently.
102 */
103
104static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa)
105{
106 RSA *rtmp;
107 if(!key) return NULL;
108 rtmp = EVP_PKEY_get1_RSA(key);
109 EVP_PKEY_free(key);
110 if(!rtmp) return NULL;
111 if(rsa) {
112 RSA_free(*rsa);
113 *rsa = rtmp;
114 }
115 return rtmp;
116}
117
118RSA *PEM_read_bio_RSAPrivateKey(BIO *bp, RSA **rsa, pem_password_cb *cb,
119 void *u)
120{
121 EVP_PKEY *pktmp;
122 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
123 return pkey_get_rsa(pktmp, rsa);
124}
125
126#ifndef NO_FP_API
127
128RSA *PEM_read_RSAPrivateKey(FILE *fp, RSA **rsa, pem_password_cb *cb,
129 void *u)
130{
131 EVP_PKEY *pktmp;
132 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
133 return pkey_get_rsa(pktmp, rsa);
134}
135
136#endif
137
138IMPLEMENT_PEM_write_cb(RSAPrivateKey, RSA, PEM_STRING_RSA, RSAPrivateKey)
139IMPLEMENT_PEM_rw(RSAPublicKey, RSA, PEM_STRING_RSA_PUBLIC, RSAPublicKey)
140IMPLEMENT_PEM_rw(RSA_PUBKEY, RSA, PEM_STRING_PUBLIC, RSA_PUBKEY)
141
142#endif
143
144#ifndef NO_DSA
145
146static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa)
147{
148 DSA *dtmp;
149 if(!key) return NULL;
150 dtmp = EVP_PKEY_get1_DSA(key);
151 EVP_PKEY_free(key);
152 if(!dtmp) return NULL;
153 if(dsa) {
154 DSA_free(*dsa);
155 *dsa = dtmp;
156 }
157 return dtmp;
158}
159
160DSA *PEM_read_bio_DSAPrivateKey(BIO *bp, DSA **dsa, pem_password_cb *cb,
161 void *u)
162{
163 EVP_PKEY *pktmp;
164 pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
165 return pkey_get_dsa(pktmp, dsa);
166}
167
168IMPLEMENT_PEM_write_cb(DSAPrivateKey, DSA, PEM_STRING_DSA, DSAPrivateKey)
169IMPLEMENT_PEM_rw(DSA_PUBKEY, DSA, PEM_STRING_PUBLIC, DSA_PUBKEY)
170
171#ifndef NO_FP_API
172
173DSA *PEM_read_DSAPrivateKey(FILE *fp, DSA **dsa, pem_password_cb *cb,
174 void *u)
175{
176 EVP_PKEY *pktmp;
177 pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
178 return pkey_get_dsa(pktmp, dsa);
179}
180
181#endif
182
183IMPLEMENT_PEM_rw(DSAparams, DSA, PEM_STRING_DSAPARAMS, DSAparams)
184
185#endif
186
187#ifndef NO_DH
188
189IMPLEMENT_PEM_rw(DHparams, DH, PEM_STRING_DHPARAMS, DHparams)
190
191#endif
192
193
194/* The PrivateKey case is not that straightforward.
195 * IMPLEMENT_PEM_rw_cb(PrivateKey, EVP_PKEY, PEM_STRING_EVP_PKEY, PrivateKey)
196 * does not work, RSA and DSA keys have specific strings.
197 * (When reading, parameter PEM_STRING_EVP_PKEY is a wildcard for anything
198 * appropriate.)
199 */
200IMPLEMENT_PEM_read(PrivateKey, EVP_PKEY, PEM_STRING_EVP_PKEY, PrivateKey)
201IMPLEMENT_PEM_write_cb(PrivateKey, EVP_PKEY, ((x->type == EVP_PKEY_DSA)?PEM_STRING_DSA:PEM_STRING_RSA), PrivateKey)
202
203IMPLEMENT_PEM_rw(PUBKEY, EVP_PKEY, PEM_STRING_PUBLIC, PUBKEY)
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-03-22 17:13:54 +0000