text: /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   * All rights reserved.
   *
   * This package is an SSL implementation written
   * by Eric Young (eay@cryptsoft.com).
   * The implementation was written so as to conform with Netscapes SSL.
   *
   * This library is free for commercial and non-commercial use as long as
   * the following conditions are aheared to.  The following conditions
   * apply to all code found in this distribution, be it the RC4, RSA,
   * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
   * included with this distribution is covered by the same copyright terms
   * except that the holder is Tim Hudson (tjh@cryptsoft.com).
   *
   * Copyright remains Eric Young's, and as such any Copyright notices in
   * the code are not to be removed.
   * If this package is used in a product, Eric Young should be given attribution
   * as the author of the parts of the library used.
   * This can be in the form of a textual message at program startup or
   * in documentation (online or textual) provided with the package.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. All advertising materials mentioning features or use of this software
   *    must display the following acknowledgement:
   *    "This product includes cryptographic software written by
   *     Eric Young (eay@cryptsoft.com)"
   *    The word 'cryptographic' can be left out if the rouines from the library
   *    being used are not cryptographic related :-).
   * 4. If you include any Windows specific code (or a derivative thereof) from
   *    the apps directory (application code) you must include an acknowledgement:
   *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
   *
   * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   * The licence and distribution terms for any publically available version or
   * derivative of this code cannot be changed.  i.e. this code cannot simply be
   * copied and put under another distribution licence
   * [including the GNU Public Licence.]
   */
  
  #include <stdio.h>
  #include <openssl/stack.h>
  #include "internal/cryptlib.h"
  #include <openssl/buffer.h>
  #include <openssl/asn1.h>
  #include <openssl/evp.h>
  #include <openssl/x509.h>
  #include "internal/x509_int.h"
  #include <openssl/ocsp.h>
  #include <openssl/rsa.h>
  #include <openssl/dsa.h>
  
  int X509_verify(X509 *a, EVP_PKEY *r)
  {
      if (X509_ALGOR_cmp(&a->sig_alg, &a->cert_info.signature))
          return 0;
      return (ASN1_item_verify(ASN1_ITEM_rptr(X509_CINF), &a->sig_alg,
                               &a->signature, &a->cert_info, r));
  }
  
  int X509_REQ_verify(X509_REQ *a, EVP_PKEY *r)
  {
      return (ASN1_item_verify(ASN1_ITEM_rptr(X509_REQ_INFO),
                               &a->sig_alg, a->signature, &a->req_info, r));
  }
  
  int NETSCAPE_SPKI_verify(NETSCAPE_SPKI *a, EVP_PKEY *r)
  {
      return (ASN1_item_verify(ASN1_ITEM_rptr(NETSCAPE_SPKAC),
                               &a->sig_algor, a->signature, a->spkac, r));
  }
  
  int X509_sign(X509 *x, EVP_PKEY *pkey, const EVP_MD *md)
  {
      x->cert_info.enc.modified = 1;
      return (ASN1_item_sign(ASN1_ITEM_rptr(X509_CINF), &x->cert_info.signature,
                             &x->sig_alg, &x->signature, &x->cert_info, pkey,
                             md));
  }
  
  int X509_sign_ctx(X509 *x, EVP_MD_CTX *ctx)
  {
      x->cert_info.enc.modified = 1;
      return ASN1_item_sign_ctx(ASN1_ITEM_rptr(X509_CINF),
                                &x->cert_info.signature,
                                &x->sig_alg, &x->signature, &x->cert_info, ctx);
  }
  
  #ifndef OPENSSL_NO_OCSP
  int X509_http_nbio(OCSP_REQ_CTX *rctx, X509 **pcert)
  {
      return OCSP_REQ_CTX_nbio_d2i(rctx,
                                   (ASN1_VALUE **)pcert, ASN1_ITEM_rptr(X509));
  }
  #endif
  
  int X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md)
  {
      return (ASN1_item_sign(ASN1_ITEM_rptr(X509_REQ_INFO), &x->sig_alg, NULL,
                             x->signature, &x->req_info, pkey, md));
  }
  
  int X509_REQ_sign_ctx(X509_REQ *x, EVP_MD_CTX *ctx)
  {
      return ASN1_item_sign_ctx(ASN1_ITEM_rptr(X509_REQ_INFO),
                                &x->sig_alg, NULL, x->signature, &x->req_info,
                                ctx);
  }
  
  int X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md)
  {
      x->crl.enc.modified = 1;
      return (ASN1_item_sign(ASN1_ITEM_rptr(X509_CRL_INFO), &x->crl.sig_alg,
                             &x->sig_alg, &x->signature, &x->crl, pkey, md));
  }
  
  int X509_CRL_sign_ctx(X509_CRL *x, EVP_MD_CTX *ctx)
  {
      x->crl.enc.modified = 1;
      return ASN1_item_sign_ctx(ASN1_ITEM_rptr(X509_CRL_INFO),
                                &x->crl.sig_alg, &x->sig_alg, &x->signature,
                                &x->crl, ctx);
  }
  
  #ifndef OPENSSL_NO_OCSP
  int X509_CRL_http_nbio(OCSP_REQ_CTX *rctx, X509_CRL **pcrl)
  {
      return OCSP_REQ_CTX_nbio_d2i(rctx,
                                   (ASN1_VALUE **)pcrl,
                                   ASN1_ITEM_rptr(X509_CRL));
  }
  #endif
  
  int NETSCAPE_SPKI_sign(NETSCAPE_SPKI *x, EVP_PKEY *pkey, const EVP_MD *md)
  {
      return (ASN1_item_sign(ASN1_ITEM_rptr(NETSCAPE_SPKAC), &x->sig_algor, NULL,
                             x->signature, x->spkac, pkey, md));
  }
  
  #ifndef OPENSSL_NO_STDIO
  X509 *d2i_X509_fp(FILE *fp, X509 **x509)
  {
      return ASN1_item_d2i_fp(ASN1_ITEM_rptr(X509), fp, x509);
  }
  
  int i2d_X509_fp(FILE *fp, X509 *x509)
  {
      return ASN1_item_i2d_fp(ASN1_ITEM_rptr(X509), fp, x509);
  }
  #endif
  
  X509 *d2i_X509_bio(BIO *bp, X509 **x509)
  {
      return ASN1_item_d2i_bio(ASN1_ITEM_rptr(X509), bp, x509);
  }
  
  int i2d_X509_bio(BIO *bp, X509 *x509)
  {
      return ASN1_item_i2d_bio(ASN1_ITEM_rptr(X509), bp, x509);
  }
  
  #ifndef OPENSSL_NO_STDIO
  X509_CRL *d2i_X509_CRL_fp(FILE *fp, X509_CRL **crl)
  {
      return ASN1_item_d2i_fp(ASN1_ITEM_rptr(X509_CRL), fp, crl);
  }
  
  int i2d_X509_CRL_fp(FILE *fp, X509_CRL *crl)
  {
      return ASN1_item_i2d_fp(ASN1_ITEM_rptr(X509_CRL), fp, crl);
  }
  #endif
  
  X509_CRL *d2i_X509_CRL_bio(BIO *bp, X509_CRL **crl)
  {
      return ASN1_item_d2i_bio(ASN1_ITEM_rptr(X509_CRL), bp, crl);
  }
  
  int i2d_X509_CRL_bio(BIO *bp, X509_CRL *crl)
  {
      return ASN1_item_i2d_bio(ASN1_ITEM_rptr(X509_CRL), bp, crl);
  }
  
  #ifndef OPENSSL_NO_STDIO
  PKCS7 *d2i_PKCS7_fp(FILE *fp, PKCS7 **p7)
  {
      return ASN1_item_d2i_fp(ASN1_ITEM_rptr(PKCS7), fp, p7);
  }
  
  int i2d_PKCS7_fp(FILE *fp, PKCS7 *p7)
  {
      return ASN1_item_i2d_fp(ASN1_ITEM_rptr(PKCS7), fp, p7);
  }
  #endif
  
  PKCS7 *d2i_PKCS7_bio(BIO *bp, PKCS7 **p7)
  {
      return ASN1_item_d2i_bio(ASN1_ITEM_rptr(PKCS7), bp, p7);
  }
  
  int i2d_PKCS7_bio(BIO *bp, PKCS7 *p7)
  {
      return ASN1_item_i2d_bio(ASN1_ITEM_rptr(PKCS7), bp, p7);
  }
  
  #ifndef OPENSSL_NO_STDIO
  X509_REQ *d2i_X509_REQ_fp(FILE *fp, X509_REQ **req)
  {
      return ASN1_item_d2i_fp(ASN1_ITEM_rptr(X509_REQ), fp, req);
  }
  
  int i2d_X509_REQ_fp(FILE *fp, X509_REQ *req)
  {
      return ASN1_item_i2d_fp(ASN1_ITEM_rptr(X509_REQ), fp, req);
  }
  #endif
  
  X509_REQ *d2i_X509_REQ_bio(BIO *bp, X509_REQ **req)
  {
      return ASN1_item_d2i_bio(ASN1_ITEM_rptr(X509_REQ), bp, req);
  }
  
  int i2d_X509_REQ_bio(BIO *bp, X509_REQ *req)
  {
      return ASN1_item_i2d_bio(ASN1_ITEM_rptr(X509_REQ), bp, req);
  }
  
  #ifndef OPENSSL_NO_RSA
  
  # ifndef OPENSSL_NO_STDIO
  RSA *d2i_RSAPrivateKey_fp(FILE *fp, RSA **rsa)
  {
      return ASN1_item_d2i_fp(ASN1_ITEM_rptr(RSAPrivateKey), fp, rsa);
  }
  
  int i2d_RSAPrivateKey_fp(FILE *fp, RSA *rsa)
  {
      return ASN1_item_i2d_fp(ASN1_ITEM_rptr(RSAPrivateKey), fp, rsa);
  }
  
  RSA *d2i_RSAPublicKey_fp(FILE *fp, RSA **rsa)
  {
      return ASN1_item_d2i_fp(ASN1_ITEM_rptr(RSAPublicKey), fp, rsa);
  }
  
  RSA *d2i_RSA_PUBKEY_fp(FILE *fp, RSA **rsa)
  {
      return ASN1_d2i_fp((void *(*)(void))
                         RSA_new, (D2I_OF(void)) d2i_RSA_PUBKEY, fp,
                         (void **)rsa);
  }
  
  int i2d_RSAPublicKey_fp(FILE *fp, RSA *rsa)
  {
      return ASN1_item_i2d_fp(ASN1_ITEM_rptr(RSAPublicKey), fp, rsa);
  }
  
  int i2d_RSA_PUBKEY_fp(FILE *fp, RSA *rsa)
  {
      return ASN1_i2d_fp((I2D_OF(void))i2d_RSA_PUBKEY, fp, rsa);
  }
  # endif
  
  RSA *d2i_RSAPrivateKey_bio(BIO *bp, RSA **rsa)
  {
      return ASN1_item_d2i_bio(ASN1_ITEM_rptr(RSAPrivateKey), bp, rsa);
  }
  
  int i2d_RSAPrivateKey_bio(BIO *bp, RSA *rsa)
  {
      return ASN1_item_i2d_bio(ASN1_ITEM_rptr(RSAPrivateKey), bp, rsa);
  }
  
  RSA *d2i_RSAPublicKey_bio(BIO *bp, RSA **rsa)
  {
      return ASN1_item_d2i_bio(ASN1_ITEM_rptr(RSAPublicKey), bp, rsa);
  }
  
  RSA *d2i_RSA_PUBKEY_bio(BIO *bp, RSA **rsa)
  {
      return ASN1_d2i_bio_of(RSA, RSA_new, d2i_RSA_PUBKEY, bp, rsa);
  }
  
  int i2d_RSAPublicKey_bio(BIO *bp, RSA *rsa)
  {
      return ASN1_item_i2d_bio(ASN1_ITEM_rptr(RSAPublicKey), bp, rsa);
  }
  
  int i2d_RSA_PUBKEY_bio(BIO *bp, RSA *rsa)
  {
      return ASN1_i2d_bio_of(RSA, i2d_RSA_PUBKEY, bp, rsa);
  }
  #endif
  
  #ifndef OPENSSL_NO_DSA
  # ifndef OPENSSL_NO_STDIO
  DSA *d2i_DSAPrivateKey_fp(FILE *fp, DSA **dsa)
  {
      return ASN1_d2i_fp_of(DSA, DSA_new, d2i_DSAPrivateKey, fp, dsa);
  }
  
  int i2d_DSAPrivateKey_fp(FILE *fp, DSA *dsa)
  {
      return ASN1_i2d_fp_of_const(DSA, i2d_DSAPrivateKey, fp, dsa);
  }
  
  DSA *d2i_DSA_PUBKEY_fp(FILE *fp, DSA **dsa)
  {
      return ASN1_d2i_fp_of(DSA, DSA_new, d2i_DSA_PUBKEY, fp, dsa);
  }
  
  int i2d_DSA_PUBKEY_fp(FILE *fp, DSA *dsa)
  {
      return ASN1_i2d_fp_of(DSA, i2d_DSA_PUBKEY, fp, dsa);
  }
  # endif
  
  DSA *d2i_DSAPrivateKey_bio(BIO *bp, DSA **dsa)
  {
      return ASN1_d2i_bio_of(DSA, DSA_new, d2i_DSAPrivateKey, bp, dsa);
  }
  
  int i2d_DSAPrivateKey_bio(BIO *bp, DSA *dsa)
  {
      return ASN1_i2d_bio_of_const(DSA, i2d_DSAPrivateKey, bp, dsa);
  }
  
  DSA *d2i_DSA_PUBKEY_bio(BIO *bp, DSA **dsa)
  {
      return ASN1_d2i_bio_of(DSA, DSA_new, d2i_DSA_PUBKEY, bp, dsa);
  }
  
  int i2d_DSA_PUBKEY_bio(BIO *bp, DSA *dsa)
  {
      return ASN1_i2d_bio_of(DSA, i2d_DSA_PUBKEY, bp, dsa);
  }
  
  #endif
  
  #ifndef OPENSSL_NO_EC
  # ifndef OPENSSL_NO_STDIO
  EC_KEY *d2i_EC_PUBKEY_fp(FILE *fp, EC_KEY **eckey)
  {
      return ASN1_d2i_fp_of(EC_KEY, EC_KEY_new, d2i_EC_PUBKEY, fp, eckey);
  }
  
  int i2d_EC_PUBKEY_fp(FILE *fp, EC_KEY *eckey)
  {
      return ASN1_i2d_fp_of(EC_KEY, i2d_EC_PUBKEY, fp, eckey);
  }
  
  EC_KEY *d2i_ECPrivateKey_fp(FILE *fp, EC_KEY **eckey)
  {
      return ASN1_d2i_fp_of(EC_KEY, EC_KEY_new, d2i_ECPrivateKey, fp, eckey);
  }
  
  int i2d_ECPrivateKey_fp(FILE *fp, EC_KEY *eckey)
  {
      return ASN1_i2d_fp_of(EC_KEY, i2d_ECPrivateKey, fp, eckey);
  }
  # endif
  EC_KEY *d2i_EC_PUBKEY_bio(BIO *bp, EC_KEY **eckey)
  {
      return ASN1_d2i_bio_of(EC_KEY, EC_KEY_new, d2i_EC_PUBKEY, bp, eckey);
  }
  
  int i2d_EC_PUBKEY_bio(BIO *bp, EC_KEY *ecdsa)
  {
      return ASN1_i2d_bio_of(EC_KEY, i2d_EC_PUBKEY, bp, ecdsa);
  }
  
  EC_KEY *d2i_ECPrivateKey_bio(BIO *bp, EC_KEY **eckey)
  {
      return ASN1_d2i_bio_of(EC_KEY, EC_KEY_new, d2i_ECPrivateKey, bp, eckey);
  }
  
  int i2d_ECPrivateKey_bio(BIO *bp, EC_KEY *eckey)
  {
      return ASN1_i2d_bio_of(EC_KEY, i2d_ECPrivateKey, bp, eckey);
  }
  #endif
  
  int X509_pubkey_digest(const X509 *data, const EVP_MD *type,
                         unsigned char *md, unsigned int *len)
  {
      ASN1_BIT_STRING *key;
      key = X509_get0_pubkey_bitstr(data);
      if (!key)
          return 0;
      return EVP_Digest(key->data, key->length, md, len, type, NULL);
  }
  
  int X509_digest(const X509 *data, const EVP_MD *type, unsigned char *md,
                  unsigned int *len)
  {
      return (ASN1_item_digest
              (ASN1_ITEM_rptr(X509), type, (char *)data, md, len));
  }
  
  int X509_CRL_digest(const X509_CRL *data, const EVP_MD *type,
                      unsigned char *md, unsigned int *len)
  {
      return (ASN1_item_digest
              (ASN1_ITEM_rptr(X509_CRL), type, (char *)data, md, len));
  }
  
  int X509_REQ_digest(const X509_REQ *data, const EVP_MD *type,
                      unsigned char *md, unsigned int *len)
  {
      return (ASN1_item_digest
              (ASN1_ITEM_rptr(X509_REQ), type, (char *)data, md, len));
  }
  
  int X509_NAME_digest(const X509_NAME *data, const EVP_MD *type,
                       unsigned char *md, unsigned int *len)
  {
      return (ASN1_item_digest
              (ASN1_ITEM_rptr(X509_NAME), type, (char *)data, md, len));
  }
  
  int PKCS7_ISSUER_AND_SERIAL_digest(PKCS7_ISSUER_AND_SERIAL *data,
                                     const EVP_MD *type, unsigned char *md,
                                     unsigned int *len)
  {
      return (ASN1_item_digest(ASN1_ITEM_rptr(PKCS7_ISSUER_AND_SERIAL), type,
                               (char *)data, md, len));
  }
  
  #ifndef OPENSSL_NO_STDIO
  X509_SIG *d2i_PKCS8_fp(FILE *fp, X509_SIG **p8)
  {
      return ASN1_d2i_fp_of(X509_SIG, X509_SIG_new, d2i_X509_SIG, fp, p8);
  }
  
  int i2d_PKCS8_fp(FILE *fp, X509_SIG *p8)
  {
      return ASN1_i2d_fp_of(X509_SIG, i2d_X509_SIG, fp, p8);
  }
  #endif
  
  X509_SIG *d2i_PKCS8_bio(BIO *bp, X509_SIG **p8)
  {
      return ASN1_d2i_bio_of(X509_SIG, X509_SIG_new, d2i_X509_SIG, bp, p8);
  }
  
  int i2d_PKCS8_bio(BIO *bp, X509_SIG *p8)
  {
      return ASN1_i2d_bio_of(X509_SIG, i2d_X509_SIG, bp, p8);
  }
  
  #ifndef OPENSSL_NO_STDIO
  PKCS8_PRIV_KEY_INFO *d2i_PKCS8_PRIV_KEY_INFO_fp(FILE *fp,
                                                  PKCS8_PRIV_KEY_INFO **p8inf)
  {
      return ASN1_d2i_fp_of(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO_new,
                            d2i_PKCS8_PRIV_KEY_INFO, fp, p8inf);
  }
  
  int i2d_PKCS8_PRIV_KEY_INFO_fp(FILE *fp, PKCS8_PRIV_KEY_INFO *p8inf)
  {
      return ASN1_i2d_fp_of(PKCS8_PRIV_KEY_INFO, i2d_PKCS8_PRIV_KEY_INFO, fp,
                            p8inf);
  }
  
  int i2d_PKCS8PrivateKeyInfo_fp(FILE *fp, EVP_PKEY *key)
  {
      PKCS8_PRIV_KEY_INFO *p8inf;
      int ret;
      p8inf = EVP_PKEY2PKCS8(key);
      if (!p8inf)
          return 0;
      ret = i2d_PKCS8_PRIV_KEY_INFO_fp(fp, p8inf);
      PKCS8_PRIV_KEY_INFO_free(p8inf);
      return ret;
  }
  
  int i2d_PrivateKey_fp(FILE *fp, EVP_PKEY *pkey)
  {
      return ASN1_i2d_fp_of(EVP_PKEY, i2d_PrivateKey, fp, pkey);
  }
  
  EVP_PKEY *d2i_PrivateKey_fp(FILE *fp, EVP_PKEY **a)
  {
      return ASN1_d2i_fp_of(EVP_PKEY, EVP_PKEY_new, d2i_AutoPrivateKey, fp, a);
  }
  
  int i2d_PUBKEY_fp(FILE *fp, EVP_PKEY *pkey)
  {
      return ASN1_i2d_fp_of(EVP_PKEY, i2d_PUBKEY, fp, pkey);
  }
  
  EVP_PKEY *d2i_PUBKEY_fp(FILE *fp, EVP_PKEY **a)
  {
      return ASN1_d2i_fp_of(EVP_PKEY, EVP_PKEY_new, d2i_PUBKEY, fp, a);
  }
  
  #endif
  
  PKCS8_PRIV_KEY_INFO *d2i_PKCS8_PRIV_KEY_INFO_bio(BIO *bp,
                                                   PKCS8_PRIV_KEY_INFO **p8inf)
  {
      return ASN1_d2i_bio_of(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO_new,
                             d2i_PKCS8_PRIV_KEY_INFO, bp, p8inf);
  }
  
  int i2d_PKCS8_PRIV_KEY_INFO_bio(BIO *bp, PKCS8_PRIV_KEY_INFO *p8inf)
  {
      return ASN1_i2d_bio_of(PKCS8_PRIV_KEY_INFO, i2d_PKCS8_PRIV_KEY_INFO, bp,
                             p8inf);
  }
  
  int i2d_PKCS8PrivateKeyInfo_bio(BIO *bp, EVP_PKEY *key)
  {
      PKCS8_PRIV_KEY_INFO *p8inf;
      int ret;
      p8inf = EVP_PKEY2PKCS8(key);
      if (!p8inf)
          return 0;
      ret = i2d_PKCS8_PRIV_KEY_INFO_bio(bp, p8inf);
      PKCS8_PRIV_KEY_INFO_free(p8inf);
      return ret;
  }
  
  int i2d_PrivateKey_bio(BIO *bp, EVP_PKEY *pkey)
  {
      return ASN1_i2d_bio_of(EVP_PKEY, i2d_PrivateKey, bp, pkey);
  }
  
  EVP_PKEY *d2i_PrivateKey_bio(BIO *bp, EVP_PKEY **a)
  {
      return ASN1_d2i_bio_of(EVP_PKEY, EVP_PKEY_new, d2i_AutoPrivateKey, bp, a);
  }
  
  int i2d_PUBKEY_bio(BIO *bp, EVP_PKEY *pkey)
  {
      return ASN1_i2d_bio_of(EVP_PKEY, i2d_PUBKEY, bp, pkey);
  }
  
  EVP_PKEY *d2i_PUBKEY_bio(BIO *bp, EVP_PKEY **a)
  {
      return ASN1_d2i_bio_of(EVP_PKEY, EVP_PKEY_new, d2i_PUBKEY, bp, a);
  }
  