C++ (Cpp) ConstBufferPtr::buf示例

示例#1

文件： digest.cpp 项目： Estoque86/Comparison_New_Simulators

std::ostream&
operator<<(std::ostream& os, Digest<Hash>& digest)
{
  using namespace CryptoPP;

  std::string output;
  ConstBufferPtr buffer = digest.computeDigest();
  StringSource(buffer->buf(), buffer->size(), true, new HexEncoder(new FileSink(os)));

  return os;
}

示例#2

文件： validator.cpp 项目： named-data-ndnSIM/ndn-cxx

bool
Validator::verifySignature(const uint8_t* buf, const size_t size, const DigestSha256& sig)
{
  try {
    ConstBufferPtr buffer = crypto::computeSha256Digest(buf, size);
    const Block& sigValue = sig.getValue();

    if (buffer != nullptr &&
        buffer->size() == sigValue.value_size() &&
        buffer->size() == crypto::SHA256_DIGEST_SIZE) {
      const uint8_t* p1 = buffer->buf();
      const uint8_t* p2 = sigValue.value();

      return 0 == memcmp(p1, p2, crypto::SHA256_DIGEST_SIZE);
    }
    else
      return false;
  }
  catch (const CryptoPP::Exception& e) {
    return false;
  }
}