// Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.

//

// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

//

//     https://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.

#include <openssl/pem.h>

#include <stdio.h>

#include <openssl/err.h>

#include <openssl/evp.h>

#include <openssl/mem.h>

#include <openssl/obj.h>

#include <openssl/rand.h>

#include <openssl/x509.h>

// Handle 'other' PEMs: not private keys

void *PEM_ASN1_read_bio(d2i_of_void *d2i, const char *name, BIO *bp, void **x,

                        pem_password_cb *cb, void *u) {

  const unsigned char *p = nullptr;

  unsigned char *data = nullptr;

  long len;

  char *ret = nullptr;

  if (!PEM_bytes_read_bio(&data, &len, nullptr, name, bp, cb, u)) {

    return nullptr;

  }

  p = data;

  ret = reinterpret_cast<char *>(d2i(x, &p, len));

  if (ret == nullptr) {

    OPENSSL_PUT_ERROR(PEM, ERR_R_ASN1_LIB);

  }

  OPENSSL_free(data);

  return ret;

}