///<inheritdoc />
public CryptoKey getSessionKey(int bits, TCryptoAlgo algorithm)
{
if (this.isSecure != true)
{
throw new ExceptionCryptoFailed("Session is not secure!");
}
//we only support AES
if (algorithm != TCryptoAlgo.AES)
{
throw new ExceptionCryptoFailed("Unsupported algorithm requested.");
}
Array key;
if (comCrypto.getSessionKey(handlePartner, out key) != 1)
{
throw new ExceptionCryptoFailed("Failed to get session key!");
}
if (key.Length * 8 != bits)
{
throw new ExceptionCryptoFailed("Key is of wrong bit-strength!");
}
return new CryptoKey((byte[])key, TCryptoAlgo.AES);
}
/// <summary>
/// The public constructor.
/// </summary>
/// <param name="rawKey">The raw key material.</param>
/// <param name="algo">The cryptoggraphic algorithm the key is intended to be used with.</param>
public CryptoKey(byte[] rawKey, TCryptoAlgo algo)
{
this.algo = algo;
this.rawKey = rawKey;
}
