crypto/asn1/asn1_locl.h

   1 /* asn1t.h */
   2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
   3  * project 2005.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 2005 The OpenSSL Project.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  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
  18  *    distribution.
  19  *
  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/)"
  24  *
  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.
  29  *
  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.
  33  *
  34  * 6. Redistributions of any form whatsoever must retain the following
  35  *    acknowledgment:
  36  *    "This product includes software developed by the OpenSSL Project
  37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38  *
  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  * ====================================================================
  52  *
  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).
  56  *
  57  */
  58
  59 /* Internal ASN1 structures and functions: not for application use */
  60
  61 /* ASN1 print context structure */
  62
  63 struct asn1_pctx_st
  64         {
  65         unsigned long flags;
  66         unsigned long nm_flags;
  67         unsigned long cert_flags;
  68         unsigned long oid_flags;
  69         unsigned long str_flags;
  70         } /* ASN1_PCTX */;
  71
  72 /* ASN1 public key method structure */
  73
  74 #define ASN1_PKEY_ALIAS         0x1
  75 #define ASN1_PKEY_DYNAMIC       0x2
  76
  77 struct evp_pkey_asn1_method_st
  78         {
  79         int pkey_id;
  80         int pkey_base_id;
  81         unsigned long pkey_flags;
  82
  83         int (*pub_decode)(EVP_PKEY *pk, X509_PUBKEY *pub);
  84         int (*pub_encode)(X509_PUBKEY *pub, const EVP_PKEY *pk);
  85         int (*pub_cmp)(const EVP_PKEY *a, const EVP_PKEY *b);
  86         int (*pub_print)(BIO *out, const EVP_PKEY *pkey, int indent,
  87                                                         ASN1_PCTX *pctx);
  88
  89         int (*priv_decode)(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf);
  90         int (*priv_encode)(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk);
  91         int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent,
  92                                                         ASN1_PCTX *pctx);
  93
  94         int (*pkey_size)(const EVP_PKEY *pk);
  95         int (*pkey_bits)(const EVP_PKEY *pk);
  96
  97         int (*param_decode)(const EVP_PKEY *pk, X509_PUBKEY *pub);
  98         int (*param_encode)(X509_PUBKEY *pub, const EVP_PKEY *pk);
  99         int (*param_missing)(const EVP_PKEY *pk);
 100         int (*param_copy)(EVP_PKEY *to, const EVP_PKEY *from);
 101         int (*param_cmp)(const EVP_PKEY *a, const EVP_PKEY *b);
 102         int (*param_print)(BIO *out, const EVP_PKEY *pkey, int indent,
 103                                                         ASN1_PCTX *pctx);
 104
 105         void (*pkey_free)(EVP_PKEY *pkey);
 106         void (*pkey_ctrl)(EVP_PKEY *pkey, int op, long arg1, void *arg2);
 107         } /* EVP_PKEY_ASN1_METHOD */;