/// <summary>Compare class value with the value of the second class</summary>
/// <param name="other">Class whose value we are comparing with</param>
/// <returns>less then 0 if if parameter is less then, 0 if paramater is equal and greater then 0 if parameter is greater then the class value</returns>
public int CompareTo(Counter64 other)
{
if (other == null)
{
return(-1);
}
return(value.CompareTo(other.Value));
}
/// <summary>SET class value from another Counter64 class cast as <seealso cref="AsnType"/>.</summary>
/// <param name="value">Counter64 class cast as <seealso cref="AsnType"/></param>
/// <exception cref="ArgumentException">Argument is not Counter64 type.</exception>
public void Set(AsnType value)
{
Counter64 val = value as Counter64;
if (val != null)
{
this.value = val.Value;
}
else
{
throw new ArgumentException("Invalid argument type.");
}
}
/// <summary>Return difference between two Counter64 values taking counter roll-over into account.</summary>
/// <param name="first">First or older value</param>
/// <param name="second">Second or newer value</param>
/// <returns>Difference between the two values</returns>
public static ulong Diff(Counter64 first, Counter64 second)
{
ulong f = first.Value;
ulong s = second.Value;
ulong res = 0;
if (s > f)
{
// in case of a roll-over event
res = (ulong.MaxValue - f) + s;
}
else
{
res = s - f;
}
return(res);
}
/// <summary>Constructor</summary>
/// <param name="value">Copy value</param>
public Counter64(Counter64 value)
: this()
{
this.value = value.Value;
}