/// <summary>
/// libuv读取成功后回调函数
/// </summary>
/// <param name="handle">clientHandle</param>
/// <param name="nread">读取的长度</param>
/// <param name="error">Exception</param>
/// <param name="state">回调参数</param>
private void ReadCallback(UvStreamHandle handle, int nread, Exception error, object state)
{
if (_actionIndex > 0)
{
ActionStoreManage.Remove(_actionIndex, new Action(ReadStop));
_actionIndex = 0;
}
bool flag = error == null && nread > 0;
//bool flag2 = nread == 0 || nread == -4077 || nread == -4095;
ReadState readState = (ReadState)state;
try
{
if (flag)
{
readState.Callback(this, _memoryInfo.Buffer, nread, null, readState.OtheState);
}
else
{
readState.Callback(this, null, -1, error, readState.OtheState);
}
}
finally
{
handle.Stop();
//AllocCallback 开辟的内存空间回收
RecoverMemoryInfo();
}
}
private void Close()
{
if (_actionIndex > 0)
{
ActionStoreManage.Remove(_actionIndex, new Action(ReadStop));
}
_actionIndex = 0;
_closeing = true;
RecoverMemoryInfo();
ShutdownHandle shutdownHandle = new ShutdownHandle();
shutdownHandle.Init(_clientHandle.Loop);
shutdownHandle.ShutDown(_clientHandle, new Action <int, object>(CloseCallBack), null);
}
private void ReadForPost(object state)
{
ReadState readState = (ReadState)state;
try
{
_actionIndex = ActionStoreManage.Add(new Action(ReadStop));
_clientHandle.Read(new Func <UvStreamHandle, int, object, LibUv.BufferStruct>(AllocCallback),
new Action <UvStreamHandle, int, Exception, object>(ReadCallback), readState);
}
catch (Exception error)
{
ActionStoreManage.Remove(_actionIndex, new Action(ReadStop));
_actionIndex = 0;
readState.Callback(this, null, -1, error, readState.OtheState);
}
}
