3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
6 /* ====================================================================
7 * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
35 * 6. Redistributions of any form whatsoever must retain the following
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
63 #include <openssl/x509.h>
64 #include <openssl/rand.h>
65 #include "asn1_locl.h"
67 /* Extract a private key from a PKCS8 structure */
69 EVP_PKEY *EVP_PKCS82PKEY(PKCS8_PRIV_KEY_INFO *p8)
71 EVP_PKEY *pkey = NULL;
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 if (!EVP_PKEY_set_type(pkey, OBJ_obj2nid(algoid))) {
84 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
85 i2t_ASN1_OBJECT(obj_tmp, 80, algoid);
86 ERR_add_error_data(2, "TYPE=", obj_tmp);
90 if (pkey->ameth->priv_decode) {
91 if (!pkey->ameth->priv_decode(pkey, p8)) {
92 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_PRIVATE_KEY_DECODE_ERROR);
96 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_METHOD_NOT_SUPPORTED);
107 PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(EVP_PKEY *pkey)
109 return EVP_PKEY2PKCS8_broken(pkey, PKCS8_OK);
112 /* Turn a private key into a PKCS8 structure */
114 PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8_broken(EVP_PKEY *pkey, int broken)
116 PKCS8_PRIV_KEY_INFO *p8;
118 if (!(p8 = PKCS8_PRIV_KEY_INFO_new())) {
119 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, ERR_R_MALLOC_FAILURE);
125 if (pkey->ameth->priv_encode) {
126 if (!pkey->ameth->priv_encode(p8, pkey)) {
127 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,
128 EVP_R_PRIVATE_KEY_ENCODE_ERROR);
132 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, EVP_R_METHOD_NOT_SUPPORTED);
136 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,
137 EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
140 RAND_add(p8->pkey->value.octet_string->data,
141 p8->pkey->value.octet_string->length, 0.0);
144 PKCS8_PRIV_KEY_INFO_free(p8);
148 PKCS8_PRIV_KEY_INFO *PKCS8_set_broken(PKCS8_PRIV_KEY_INFO *p8, int broken)
153 p8->broken = PKCS8_OK;
158 p8->broken = PKCS8_NO_OCTET;
159 p8->pkey->type = V_ASN1_SEQUENCE;
164 EVPerr(EVP_F_PKCS8_SET_BROKEN, EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE);
169 /* EVP_PKEY attribute functions */
171 int EVP_PKEY_get_attr_count(const EVP_PKEY *key)
173 return X509at_get_attr_count(key->attributes);
176 int EVP_PKEY_get_attr_by_NID(const EVP_PKEY *key, int nid, int lastpos)
178 return X509at_get_attr_by_NID(key->attributes, nid, lastpos);
181 int EVP_PKEY_get_attr_by_OBJ(const EVP_PKEY *key, ASN1_OBJECT *obj,
184 return X509at_get_attr_by_OBJ(key->attributes, obj, lastpos);
187 X509_ATTRIBUTE *EVP_PKEY_get_attr(const EVP_PKEY *key, int loc)
189 return X509at_get_attr(key->attributes, loc);
192 X509_ATTRIBUTE *EVP_PKEY_delete_attr(EVP_PKEY *key, int loc)
194 return X509at_delete_attr(key->attributes, loc);
197 int EVP_PKEY_add1_attr(EVP_PKEY *key, X509_ATTRIBUTE *attr)
199 if (X509at_add1_attr(&key->attributes, attr))
204 int EVP_PKEY_add1_attr_by_OBJ(EVP_PKEY *key,
205 const ASN1_OBJECT *obj, int type,
206 const unsigned char *bytes, int len)
208 if (X509at_add1_attr_by_OBJ(&key->attributes, obj, type, bytes, len))
213 int EVP_PKEY_add1_attr_by_NID(EVP_PKEY *key,
215 const unsigned char *bytes, int len)
217 if (X509at_add1_attr_by_NID(&key->attributes, nid, type, bytes, len))
222 int EVP_PKEY_add1_attr_by_txt(EVP_PKEY *key,
223 const char *attrname, int type,
224 const unsigned char *bytes, int len)
226 if (X509at_add1_attr_by_txt(&key->attributes, attrname, type, bytes, len))