public GcmCryptoModeBlock16X86(IBlockCrypto crypto, IBlockCrypto crypto16)
{
if (crypto.BlockSize is not BlockSize)
{
throw new ArgumentException($@"Crypto block size must be {BlockSize} bytes.", nameof(crypto));
}
if (crypto16.BlockSize is not BlockSize16)
{
throw new ArgumentException($@"Crypto block size must be {BlockSize16} bytes.", nameof(crypto16));
}
_crypto = crypto;
_crypto16 = crypto16;
_buffer = ArrayPool <byte> .Shared.Rent(BlockSize16);
_tagBuffer = ArrayPool <byte> .Shared.Rent(TagSize);
_counterBlock = ArrayPool <byte> .Shared.Rent(BlockSize16);
Span <byte> key = _buffer.AsSpan(0, 16);
_crypto.Encrypt(Init, key);
_gHash = GHashUtils.Create(key);
}
public void Test(string keyHex, string plainHex, string cipherHex)
{
var key = keyHex.FromHex();
Test(new GHashSF(key), plainHex, cipherHex);
Test(new GHashX86(key), plainHex, cipherHex);
Test(GHashUtils.Create(key), plainHex, cipherHex);
}
public GcmCryptoMode(IBlockCrypto crypto)
{
if (crypto.BlockSize is not BlockSize)
{
throw new ArgumentException($@"Crypto block size must be {BlockSize} bytes.", nameof(crypto));
}
_crypto = crypto;
_buffer = ArrayPool <byte> .Shared.Rent(BlockSize);
_tagBuffer = ArrayPool <byte> .Shared.Rent(TagSize);
_counterBlock = ArrayPool <byte> .Shared.Rent(BlockSize);
_crypto.Encrypt(Init, _buffer);
_gHash = GHashUtils.Create(_buffer);
}
