public static unsafe void HashData(SafeHashHandleImpl hashHandle, byte[] data, int dataOffset, int dataLength)
{
if (data == null)
{
throw ExceptionUtility.ArgumentNull("data");
}
if (dataOffset < 0)
{
throw ExceptionUtility.ArgumentOutOfRange("dataOffset");
}
if (dataLength < 0)
{
throw ExceptionUtility.ArgumentOutOfRange("dataLength");
}
if (data.Length < dataOffset + dataLength)
{
throw ExceptionUtility.ArgumentOutOfRange("dataLength");
}
if (dataLength > 0)
{
fixed(byte *dataRef = data)
{
var dataOffsetRef = dataRef + dataOffset;
if (!CryptoApi.CryptHashData(hashHandle, dataOffsetRef, (uint)dataLength, 0))
{
throw CreateWin32Error();
}
}
}
}