1 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
4 /* ====================================================================
5 * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the
19 * 3. All advertising materials mentioning features or use of this
20 * software must display the following acknowledgment:
21 * "This product includes software developed by the OpenSSL Project
22 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
25 * endorse or promote products derived from this software without
26 * prior written permission. For written permission, please contact
27 * licensing@OpenSSL.org.
29 * 5. Products derived from this software may not be called "OpenSSL"
30 * nor may "OpenSSL" appear in their names without prior written
31 * permission of the OpenSSL Project.
33 * 6. Redistributions of any form whatsoever must retain the following
35 * "This product includes software developed by the OpenSSL Project
36 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
39 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
40 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
41 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
42 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
43 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
44 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
45 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
46 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
47 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
48 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
49 * OF THE POSSIBILITY OF SUCH DAMAGE.
50 * ====================================================================
52 * This product includes cryptographic software written by Eric Young
53 * (eay@cryptsoft.com). This product includes software written by Tim
54 * Hudson (tjh@cryptsoft.com).
60 #include <openssl/asn1t.h>
61 #include <openssl/x509.h>
62 #include <openssl/ec.h>
63 #include "asn1_locl.h"
65 extern const EVP_PKEY_ASN1_METHOD rsa_asn1_meths[];
66 extern const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[];
67 extern const EVP_PKEY_ASN1_METHOD dh_asn1_meth;
68 extern const EVP_PKEY_ASN1_METHOD eckey_asn1_meth;
70 /* Keep this sorted in type order !! */
71 const EVP_PKEY_ASN1_METHOD *standard_methods[] =
89 i < sizeof(standard_methods)/sizeof(EVP_PKEY_ASN1_METHOD *);
91 fprintf(stderr, "Number %d id=%d (%s)\n", i,
92 standard_methods[i]->pkey_id,
93 OBJ_nid2sn(standard_methods[i]->pkey_id));
97 static int ameth_cmp(const EVP_PKEY_ASN1_METHOD * const *a,
98 const EVP_PKEY_ASN1_METHOD * const *b)
100 /*fprintf(stderr, "Comparing %d with %d\n", (*a)->pkey_id, (*b)->pkey_id);*/
101 return ((*a)->pkey_id - (*b)->pkey_id);
104 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_ASN1_find(int type)
106 EVP_PKEY_ASN1_METHOD tmp, *t = &tmp, **ret;
108 ret = (EVP_PKEY_ASN1_METHOD **) OBJ_bsearch((char *)&t,
109 (char *)standard_methods,
110 sizeof(standard_methods)/sizeof(EVP_PKEY_ASN1_METHOD *),
111 sizeof(EVP_PKEY_ASN1_METHOD *),
112 (int (*)(const void *, const void *))ameth_cmp);
115 if ((*ret)->pkey_flags & ASN1_PKEY_ALIAS)
116 return EVP_PKEY_ASN1_find((*ret)->pkey_base_id);