Prashant

int32_t HASHAlgSha1::InitializeContext()
{
  HMAC_CTX ctx ;
#if OPENSSL_VERSION_NUMBER < 0x0090700fL
  HMAC_Init(&ctx, hash_key->v, hash_key->l, EVP_sha1());
#else
  HMAC_CTX_init(&ctx);
  HMAC_Init_ex(&ctx, hash_key->v, hash_key->l, EVP_sha1(), NULL);
#endif
}


int32_t CryptoInterface::CreateSelfHashInterface(HASH_Alg hash_alg,
                                            syfer_vchar_t * hash_key)
{
    switch(hash_alg)
    {
      case HASH_ALG_SHA1:
        {
          hash_ptr_self = new HASHAlgSha1(hash_key);
          break;
        }
      default:
        {
          hash_ptr_self = NULL;
        }
    }

    if (NULL != hash_ptr_self)
    {
      hash_ptr_self->InitializeContext();
    }

    return 0;
}

main()
{
  CryptoInterface * crypto_ptr = new CryptoInterface();

  syfer_vchar_t *key = syfer_alloc(20);
  (key->v)[0]=0x20;

  crypto_ptr->CreateSelfHashInterface(HASH_ALG_SHA1, key);
}