private int HandleCloseChannelMessage(IntPtr pinnedMemory)
{
var writeSize = Marshal.SizeOf(typeof(MSG_CloseChannel_Response));
var response = new MSG_CloseChannel_Response {
done = true
};
try
{
var request = _marshalWrapper.PtrToStructure <MSG_CloseChannel_Request>(pinnedMemory);
var bufferId = request.bufferId;
_marshalWrapper.StructureToPtr(response, pinnedMemory, false);
_memoryManager.DeactivateMemoryBuffer(bufferId);
}
catch (Exception ex)
{
DebugLogger.ErrorFormat("HandleCloseChannelMessage => {0}:{1}", ex.GetType(), ex);
}
finally
{
_marshalWrapper.StructureToPtr(response, pinnedMemory, false);
}
return(writeSize);
}
// TODO: change pinnedMemory to an byte[], pass in mcb as well
public int StandardMessage(MSG_Type msgType, IManagedCommunicationBlock mcb, Action <int, IManagedCommunicationBlock> chunkReady, Action <ManagedBufferBlock> offloadHandling)
{
IntPtr pinnedMemory = mcb.PinnedDataCommunication.AddrOfPinnedObject();
var writeSize = 0;
switch (msgType)
{
case MSG_Type.MSG_TrackAssembly:
{
var msgTA = _marshalWrapper.PtrToStructure <MSG_TrackAssembly_Request>(pinnedMemory);
var responseTA = new MSG_TrackAssembly_Response();
responseTA.track = _profilerCommunication.TrackAssembly(msgTA.modulePath, msgTA.assemblyName);
_marshalWrapper.StructureToPtr(responseTA, pinnedMemory, false);
writeSize = Marshal.SizeOf(typeof(MSG_TrackAssembly_Response));
}
break;
case MSG_Type.MSG_GetSequencePoints:
{
var responseGSP = new MSG_GetSequencePoints_Response();
try
{
var msgGSP = _marshalWrapper.PtrToStructure <MSG_GetSequencePoints_Request>(pinnedMemory);
InstrumentationPoint[] origPoints;
_profilerCommunication.GetSequencePoints(msgGSP.modulePath, msgGSP.assemblyName,
msgGSP.functionToken, out origPoints);
var num = origPoints == null ? 0 : origPoints.Length;
var index = 0;
var chunk = Marshal.SizeOf(typeof(MSG_SequencePoint));
do
{
writeSize = Marshal.SizeOf(typeof(MSG_GetSequencePoints_Response));
responseGSP.more = num > GSP_BufSize;
responseGSP.count = num > GSP_BufSize ? GSP_BufSize : num;
_marshalWrapper.StructureToPtr(responseGSP, pinnedMemory, false);
for (var i = 0; i < responseGSP.count; i++)
{
var point = new MSG_SequencePoint();
point.offset = origPoints[index].Offset;
point.uniqueId = origPoints[index].UniqueSequencePoint;
_marshalWrapper.StructureToPtr(point, pinnedMemory + writeSize, false);
writeSize += chunk;
index++;
}
if (responseGSP.more)
{
chunkReady(writeSize, mcb);
num -= GSP_BufSize;
}
} while (responseGSP.more);
}
catch (Exception ex)
{
Console.WriteLine("{0}:{1}", ex.GetType(), ex.Message);
responseGSP.more = false;
responseGSP.count = 0;
_marshalWrapper.StructureToPtr(responseGSP, pinnedMemory, false);
}
}
break;
case MSG_Type.MSG_GetBranchPoints:
{
var responseGBP = new MSG_GetBranchPoints_Response();
try
{
var msgGBP = _marshalWrapper.PtrToStructure <MSG_GetBranchPoints_Request>(pinnedMemory);
BranchPoint[] origPoints;
_profilerCommunication.GetBranchPoints(msgGBP.modulePath, msgGBP.assemblyName,
msgGBP.functionToken, out origPoints);
var num = origPoints == null ? 0 : origPoints.Length;
var index = 0;
var chunk = Marshal.SizeOf(typeof(MSG_BranchPoint));
do
{
writeSize = Marshal.SizeOf(typeof(MSG_GetBranchPoints_Response));
responseGBP.more = num > GBP_BufSize;
responseGBP.count = num > GBP_BufSize ? GBP_BufSize : num;
_marshalWrapper.StructureToPtr(responseGBP, pinnedMemory, false);
for (var i = 0; i < responseGBP.count; i++)
{
var point = new MSG_BranchPoint();
point.offset = origPoints[index].Offset;
point.uniqueId = origPoints[index].UniqueSequencePoint;
point.path = origPoints[index].Path;
_marshalWrapper.StructureToPtr(point, pinnedMemory + writeSize, false);
writeSize += chunk;
index++;
}
if (responseGBP.more)
{
chunkReady(writeSize, mcb);
num -= GBP_BufSize;
}
} while (responseGBP.more);
}
catch (Exception ex)
{
Console.WriteLine("{0}:{1}", ex.GetType(), ex.Message);
responseGBP.more = false;
responseGBP.count = 0;
_marshalWrapper.StructureToPtr(responseGBP, pinnedMemory, false);
}
}
break;
case MSG_Type.MSG_TrackMethod:
{
var msgTM = _marshalWrapper.PtrToStructure <MSG_TrackMethod_Request>(pinnedMemory);
var responseTM = new MSG_TrackMethod_Response();
uint uniqueId;
responseTM.track = _profilerCommunication.TrackMethod(msgTM.modulePath,
msgTM.assemblyName, msgTM.functionToken, out uniqueId);
responseTM.uniqueId = uniqueId;
_marshalWrapper.StructureToPtr(responseTM, pinnedMemory, false);
writeSize = Marshal.SizeOf(typeof(MSG_TrackMethod_Response));
}
break;
case MSG_Type.MSG_AllocateMemoryBuffer:
{
var msgAB = _marshalWrapper.PtrToStructure <MSG_AllocateBuffer_Request>(pinnedMemory);
var block = _memoryManager.AllocateMemoryBuffer(msgAB.bufferSize, _bufferId);
var responseAB = new MSG_AllocateBuffer_Response {
allocated = true, bufferId = _bufferId
};
_marshalWrapper.StructureToPtr(responseAB, pinnedMemory, false);
writeSize = Marshal.SizeOf(typeof(MSG_AllocateBuffer_Response));
_bufferId++;
offloadHandling(block);
}
break;
case MSG_Type.MSG_CloseChannel:
{
var msgCC = _marshalWrapper.PtrToStructure <MSG_CloseChannel_Request>(pinnedMemory);
var bufferId = msgCC.bufferId;
var responseCC = new MSG_CloseChannel_Response {
done = true
};
_marshalWrapper.StructureToPtr(responseCC, pinnedMemory, false);
writeSize = Marshal.SizeOf(typeof(MSG_CloseChannel_Response));
_memoryManager.DeactivateMemoryBuffer(bufferId);
}
break;
}
return(writeSize);
}