openssl-helper.cpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#include "openssl-helper.hpp"

namespace ndn {
namespace security {
namespace detail {

const EVP_MD*
toDigestEvpMd(DigestAlgorithm algo)
{
  switch (algo) {
  case DigestAlgorithm::SHA256:
    return EVP_sha256();
  default:
    return nullptr;
  }
}

EvpPkey::EvpPkey()
  : m_key(nullptr)
{
}

EvpPkey::~EvpPkey()
{
  EVP_PKEY_free(m_key);
}

EvpPkeyCtx::EvpPkeyCtx(EVP_PKEY* key)
  : m_ctx(EVP_PKEY_CTX_new(key, nullptr))
{
  BOOST_ASSERT(m_ctx != nullptr);
}

EvpPkeyCtx::EvpPkeyCtx(int id)
  : m_ctx(EVP_PKEY_CTX_new_id(id, nullptr))
{
  BOOST_ASSERT(m_ctx != nullptr);
}

EvpPkeyCtx::~EvpPkeyCtx()
{
  EVP_PKEY_CTX_free(m_ctx);
}

#if OPENSSL_VERSION_NUMBER < 0x1010000fL
Bio::Bio(BIO_METHOD* method)
#else
Bio::Bio(const BIO_METHOD* method)
#endif // OPENSSL_VERSION_NUMBER < 0x1010000fL
  : m_bio(BIO_new(method))
{
  BOOST_ASSERT(m_bio != nullptr);
}

Bio::~Bio()
{
  BIO_free_all(m_bio);
}

} // namespace detail
} // namespace security
} // namespace ndn