void AsyncSSLSocket::getSSLSharedCiphers(std::string& sharedCiphers) const {
  char ciphersBuffer[1024];
  ciphersBuffer[0] = '\0';
  SSL_get_shared_ciphers(ssl_.get(), ciphersBuffer, sizeof(ciphersBuffer) - 1);
  sharedCiphers = ciphersBuffer;
}
void AsyncSSLSocket::getSSLSharedCiphers(std::string& sharedCiphers) const {
  char ciphersBuffer[1024];
  ciphersBuffer[0] = '\0';
  SSL_get_shared_ciphers(ssl_.get(), ciphersBuffer, sizeof(ciphersBuffer) - 1);
  sharedCiphers = ciphersBuffer;
}