public override ClrSegment?GetSegmentByAddress(ulong objRef)
{
VolatileHeapData data = GetHeapData();
ImmutableArray <ClrSegment> segments = data.Segments;
if (segments.Length == 0)
{
return(null);
}
if (segments[0].FirstObjectAddress <= objRef && objRef < segments[segments.Length - 1].End)
{
// Start the segment search where you where last
int prevIndex = data.LastSegmentIndex;
int curIdx = prevIndex;
for (; ;)
{
ClrSegment segment = segments[curIdx];
unchecked
{
long offsetInSegment = (long)(objRef - segment.Start);
if (offsetInSegment >= 0)
{
long intOffsetInSegment = offsetInSegment;
if (intOffsetInSegment < (long)segment.Length)
{
data.LastSegmentIndex = curIdx;
return(segment);
}
}
}
// Get the next segment loop until you come back to where you started.
curIdx++;
if (curIdx >= segments.Length)
{
curIdx = 0;
}
if (curIdx == prevIndex)
{
break;
}
}
}
return(null);
}
private VolatileHeapData GetHeapData()
{
VolatileHeapData?data = _volatileHeapData;
if (data != null)
{
return(data);
}
lock (_sync)
{
data = _volatileHeapData;
if (data != null)
{
return(data);
}
data = new VolatileHeapData(this, _helpers);
_volatileHeapData = data;
return(data);
}
}
public override ClrSegment?GetSegmentByAddress(ulong address)
{
VolatileHeapData data = GetHeapData();
ImmutableArray <ClrSegment> segments = data.Segments;
if (segments.Length == 0)
{
return(null);
}
if (segments[0].FirstObjectAddress <= address && address < segments[segments.Length - 1].End)
{
int index = segments.Search(address, (seg, value) => seg.ObjectRange.CompareTo(value));
if (index == -1)
{
return(null);
}
return(segments[index]);
}
return(null);
}
