/// <summary>
/// Desfragmenta.
/// </summary>
/// <returns></returns>
public MemArea DeFragment()
{
MemArea arena2;
MemArea arena = this.FirstArea();
arena2 = arena.NextArea();
while (arena2 != null)
{
if (!arena.IsFree)
{
arena = arena2;
}
else if (arena2.IsFree)
{
arena = MemArea.CoalesceAdjacent(arena2);
}
else
{
MemArea.SwapAdjacent(arena2, arena);
arena = arena2;
}
arena2 = arena.NextArea();
}
this.FreeSpace = arena.Capacity;
this.MaxFreeSpace = arena.Capacity;
this.CalculateAreaMemoryUsage();
return(arena);
}
/// <summary>
/// Desaloca a <see cref="MemArea"/> informada.
/// </summary>
/// <param name="area"><see cref="MemArea"/> que será desalocada.</param>
/// <returns></returns>
public MemArea DeAllocate(MemArea area)
{
if (!area.IsFree)
{
uint capacity = area.Capacity;
View view = area.View;
view.MyFreeSpace += area.Capacity;
area.IsFree = true;
area = MemArea.CoalesceAdjacent(area);
area.IsFree = true;
this.FreeSpace = this.MyFreeSpace - ((uint)MemArea.Header.Size);
this.Usage++;
}
return(area);
}
