2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 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).
59 /* Internal ASN1 structures and functions: not for application use */
61 /* ASN1 print context structure */
66 unsigned long nm_flags;
67 unsigned long cert_flags;
68 unsigned long oid_flags;
69 unsigned long str_flags;
72 /* ASN1 public key method structure */
74 #define ASN1_PKEY_ALIAS 0x1
75 #define ASN1_PKEY_DYNAMIC 0x2
77 struct evp_pkey_asn1_method_st
81 unsigned long pkey_flags;
86 int (*pub_decode)(EVP_PKEY *pk, X509_PUBKEY *pub);
87 int (*pub_encode)(X509_PUBKEY *pub, const EVP_PKEY *pk);
88 int (*pub_cmp)(const EVP_PKEY *a, const EVP_PKEY *b);
89 int (*pub_print)(BIO *out, const EVP_PKEY *pkey, int indent,
92 int (*priv_decode)(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf);
93 int (*priv_encode)(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk);
94 int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent,
97 int (*pkey_size)(const EVP_PKEY *pk);
98 int (*pkey_bits)(const EVP_PKEY *pk);
100 int (*param_decode)(const EVP_PKEY *pk, X509_PUBKEY *pub);
101 int (*param_encode)(X509_PUBKEY *pub, const EVP_PKEY *pk);
102 int (*param_missing)(const EVP_PKEY *pk);
103 int (*param_copy)(EVP_PKEY *to, const EVP_PKEY *from);
104 int (*param_cmp)(const EVP_PKEY *a, const EVP_PKEY *b);
105 int (*param_print)(BIO *out, const EVP_PKEY *pkey, int indent,
108 void (*pkey_free)(EVP_PKEY *pkey);
109 void (*pkey_ctrl)(EVP_PKEY *pkey, int op, long arg1, void *arg2);
111 /* Legacy functions for old PEM */
113 int (*old_priv_decode)(EVP_PKEY *pkey,
114 const unsigned char **pder, int derlen);
115 int (*old_priv_encode)(const EVP_PKEY *pkey, unsigned char **pder);
117 } /* EVP_PKEY_ASN1_METHOD */;