2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
62 #include <openssl/x509.h>
63 #include <openssl/rand.h>
64 #include "asn1_locl.h"
66 /* Extract a private key from a PKCS8 structure */
68 EVP_PKEY *EVP_PKCS82PKEY(PKCS8_PRIV_KEY_INFO *p8)
70 EVP_PKEY *pkey = NULL;
72 const EVP_PKEY_ASN1_METHOD *meth;
75 if (!PKCS8_pkey_get0(&algoid, NULL, NULL, NULL, p8))
78 if (!(pkey = EVP_PKEY_new())) {
79 EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE);
83 meth = EVP_PKEY_asn1_find(OBJ_obj2nid(algoid));
87 if (meth->priv_decode)
89 if (!meth->priv_decode(pkey, p8))
91 EVPerr(EVP_F_EVP_PKCS82PKEY,
92 EVP_R_PRIVATE_KEY_DECODE_ERROR);
98 EVPerr(EVP_F_EVP_PKCS82PKEY,
99 EVP_R_METHOD_NOT_SUPPORTED);
105 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
106 i2t_ASN1_OBJECT(obj_tmp, 80, algoid);
107 ERR_add_error_data(2, "TYPE=", obj_tmp);
113 EVP_PKEY_free (pkey);
117 PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(EVP_PKEY *pkey)
119 return EVP_PKEY2PKCS8_broken(pkey, PKCS8_OK);
122 /* Turn a private key into a PKCS8 structure */
124 PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8_broken(EVP_PKEY *pkey, int broken)
126 PKCS8_PRIV_KEY_INFO *p8;
127 const EVP_PKEY_ASN1_METHOD *meth;
129 if (!(p8 = PKCS8_PRIV_KEY_INFO_new())) {
130 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE);
135 meth = EVP_PKEY_asn1_find(pkey->type);
139 if (meth->priv_encode)
141 if (!meth->priv_encode(p8, pkey))
143 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,
144 EVP_R_PRIVATE_KEY_ENCODE_ERROR);
150 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,
151 EVP_R_METHOD_NOT_SUPPORTED);
157 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,
158 EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
161 RAND_add(p8->pkey->value.octet_string->data,
162 p8->pkey->value.octet_string->length, 0.0);
165 PKCS8_PRIV_KEY_INFO_free(p8);
169 PKCS8_PRIV_KEY_INFO *PKCS8_set_broken(PKCS8_PRIV_KEY_INFO *p8, int broken)
174 p8->broken = PKCS8_OK;
179 p8->broken = PKCS8_NO_OCTET;
180 p8->pkey->type = V_ASN1_SEQUENCE;
185 EVPerr(EVP_F_PKCS8_SET_BROKEN,EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE);
190 /* EVP_PKEY attribute functions */
192 int EVP_PKEY_get_attr_count(const EVP_PKEY *key)
194 return X509at_get_attr_count(key->attributes);
197 int EVP_PKEY_get_attr_by_NID(const EVP_PKEY *key, int nid,
200 return X509at_get_attr_by_NID(key->attributes, nid, lastpos);
203 int EVP_PKEY_get_attr_by_OBJ(const EVP_PKEY *key, ASN1_OBJECT *obj,
206 return X509at_get_attr_by_OBJ(key->attributes, obj, lastpos);
209 X509_ATTRIBUTE *EVP_PKEY_get_attr(const EVP_PKEY *key, int loc)
211 return X509at_get_attr(key->attributes, loc);
214 X509_ATTRIBUTE *EVP_PKEY_delete_attr(EVP_PKEY *key, int loc)
216 return X509at_delete_attr(key->attributes, loc);
219 int EVP_PKEY_add1_attr(EVP_PKEY *key, X509_ATTRIBUTE *attr)
221 if(X509at_add1_attr(&key->attributes, attr)) return 1;
225 int EVP_PKEY_add1_attr_by_OBJ(EVP_PKEY *key,
226 const ASN1_OBJECT *obj, int type,
227 const unsigned char *bytes, int len)
229 if(X509at_add1_attr_by_OBJ(&key->attributes, obj,
230 type, bytes, len)) return 1;
234 int EVP_PKEY_add1_attr_by_NID(EVP_PKEY *key,
236 const unsigned char *bytes, int len)
238 if(X509at_add1_attr_by_NID(&key->attributes, nid,
239 type, bytes, len)) return 1;
243 int EVP_PKEY_add1_attr_by_txt(EVP_PKEY *key,
244 const char *attrname, int type,
245 const unsigned char *bytes, int len)
247 if(X509at_add1_attr_by_txt(&key->attributes, attrname,
248 type, bytes, len)) return 1;