private void ProcessData(int count)
{
using (var ms = new MemoryStream(_readBuffer, 0, count, false))
using (var br = new BinaryReader(ms, Encoding.UTF8, true))
{
var expectedNextPacketIndex = Interlocked.Increment(ref _nextPacketIndex);
var packet_index = br.ReadInt64();
if (packet_index != expectedNextPacketIndex)
{
Debug.WriteLine(Util.ToHex(_readBuffer, 0, count));
throw new Exception($"Expected packet index wrong: {packet_index} != {expectedNextPacketIndex}");
}
var command = br.ReadInt32();
if (command == 0) // add allocation
{
AddDispatchEvent(AddAllocationRpcEvent.FromStream(br));
}
else if (command == 1) // remove allocation
{
AddDispatchEvent(RemoveAllocationRpcEvent.FromStream(br));
}
else if (command == 2) // pointer data
{
var requestId = br.ReadInt64();
Debug.WriteLine($"POINTER DATA, rid: {requestId}");
var bufferLength = (int)(br.BaseStream.Length - br.BaseStream.Position);
var buffer = new byte[bufferLength];
Buffer.BlockCopy(_readBuffer, (int)br.BaseStream.Position, buffer, 0, bufferLength);
Request request;
_requestsLock.EnterWriteLock();
try
{
if (_requests.TryGetValue(requestId, out request))
{
_requests.Remove(requestId);
}
}
finally
{
_requestsLock.ExitWriteLock();
}
request.Response = buffer;
request.ResponseLength = bufferLength;
request.Complete();
}
}
}
public static AddAllocationRpcEvent FromStream(BinaryReader br)
{
var ev = new AddAllocationRpcEvent();
ev.Time = br.ReadDouble();
ev.Filename = br.BaseStream.ReadNullTerminatedString(260);
ev.Line = br.ReadInt32();
ev.Function = br.BaseStream.ReadNullTerminatedString(64);
ev.Pointer = br.ReadInt64();
ev.SizeOfPointerData = br.ReadInt64();
var stack = new long[32];
for (int i = 0; i < stack.Length; ++i)
{
stack[i] = br.ReadInt64();
}
var frames = br.ReadUInt16();
ev._stack.AddRange(stack.Take(frames));
return(ev);
}
