RangeValidationHelpers.cs

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namespace System.Net;
 
internal static class RangeValidationHelpers
{
    public static bool ValidateRange(int actual, int fromAllowed, int toAllowed)
    {
        if (actual >= fromAllowed)
        {
            return actual <= toAllowed;
        }
        return false;
    }
 
    public static void ValidateSegment(ArraySegment<byte> segment)
    {
        if (segment.Array == null)
        {
            throw new ArgumentNullException("segment");
        }
        if (segment.Offset < 0 || segment.Count < 0 || segment.Count > segment.Array.Length - segment.Offset)
        {
            throw new ArgumentOutOfRangeException("segment");
        }
    }
}