vtkSocket.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkSocket.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkSocket_h
#define vtkSocket_h

#include "vtkCommonSystemModule.h" // For export macro
#include "vtkObject.h"

class vtkSocketCollection;
class VTKCOMMONSYSTEM_EXPORT vtkSocket : public vtkObject
{
public:
  vtkTypeMacro(vtkSocket, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent);

  // ----- Status API ----
  int GetConnected() { return (this->SocketDescriptor >=0); }

  void CloseSocket();

  // ------ Communication API ---
  int Send(const void* data, int length);

  int Receive(void* data, int length, int readFully=1);


  vtkGetMacro(SocketDescriptor, int);


  static int SelectSockets(const int* sockets_to_select, int size,
    unsigned long msec, int* selected_index);
protected:
  vtkSocket();
  ~vtkSocket();

  int SocketDescriptor;

  //BTX
  friend class vtkSocketCollection;
  //ETX

  int CreateSocket();

  void CloseSocket(int socketdescriptor);

  int BindSocket(int socketdescriptor, int port);

  int SelectSocket(int socketdescriptor, unsigned long msec);

  int Accept(int socketdescriptor);

  int Listen(int socketdescriptor);

  int Connect(int socketdescriptor, const char* hostname, int port);

  int GetPort(int socketdescriptor);

private:
  vtkSocket(const vtkSocket&); // Not implemented.
  void operator=(const vtkSocket&); // Not implemented.
};


#endif