static void Main()
{
IntPtr heapsOffset, lastHeapByte;
Console.WriteLine("This proram enumerates all available strings in last ephemeral segment");
MemAccessor.GetManagedHeap(out heapsOffset, out lastHeapByte);
// looking up structures
if (heapsOffset != IntPtr.Zero)
{
EnumerateStrings(heapsOffset, lastHeapByte);
}
Console.ReadKey();
}
private static unsafe void Main()
{
var objects = new Dictionary <Type, int>(7000);
// Get current heap ranges
IntPtr managedStart, managedEnd;
Console.ReadKey();
MemAccessor.GetManagedHeap(out managedStart, out managedEnd);
// for each byte in virtual memory block, we trying to find strings
var stopwatch = Stopwatch.StartNew();
for (IntPtr *ptr = (IntPtr *)managedStart, end = (IntPtr *)managedEnd; ptr < end; ptr++)
{
if (IsCorrectMethodsTable(*ptr))
{
// checking next object.
int size;
try
{
size = GCEx.SizeOf((EntityInfo *)(ptr - 1)) >> 2;
}
catch (OverflowException)
{
continue;
}
if (ptr + size > (long *)managedEnd)
{
continue;
}
{
var found = EntityPtr.ToInstance <object>((IntPtr)(ptr - 1));
RegisterObject(objects, found);
var lastInChain = found;
foreach (var item in GCEx.GetObjectsInSOH(found, hmt => IsCorrectMethodsTable((IntPtr)hmt)))
{
RegisterObject(objects, item.Item);
if (!item.IsArrayItem)
{
lastInChain = item.Item;
}
}
long lastRecognized = (long)EntityPtr.ToPointer(lastInChain);
ptr = (IntPtr *)(lastRecognized + lastInChain.SizeOf());
}
}
}
var timeToTakeSnapshot = stopwatch.ElapsedMilliseconds;
foreach (var type in objects.Keys.OrderByDescending(key => objects[key]))
{
Console.WriteLine("{0:00000} : {1}", objects[type], type.FullName);
}
Console.WriteLine("Objects total: {0}. Time taken: {1}", objects.Values.Sum(), timeToTakeSnapshot);
Console.ReadKey();
}
