private bool CompareByteArraysAllowNull(byte[] b1, byte[] b2)
{
if (b1 == null && b2 == null)
{
return(true);
}
return(DataTools.CompareByteArrays(b1, b2));
}
/// <summary>
/// For internal usage
/// </summary>
/// <param name="key">The key.</param>
/// <param name="originalKCV">The original KCV.</param>
/// <returns></returns>
internal static bool ValidateKeyCheckValueInternal(byte[] key, byte[] originalKCV)
{
byte[] calculatedKcv = GenerateKeyCheckValue(key, originalKCV.SkipTake(3, 16));
return(DataTools.CompareByteArrays(originalKCV, calculatedKcv));
}
/// <summary>
/// For internal use
/// </summary>
/// <param name="key">The key.</param>
/// <param name="originalMac">The original mac.</param>
/// <param name="encryptedData">The encrypted data.</param>
/// <param name="startIndex">The start index.</param>
/// <returns></returns>
internal static bool ValidateMessageAuthenticationCodeInternal(byte[] key, byte[] originalMac, Stream encryptedData, long startIndex)
{
byte[] calculatedMac = CalculateMessageAuthenticationCode(key, encryptedData, startIndex);
return(DataTools.CompareByteArrays(calculatedMac, originalMac));
}
