UDPSocket.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
#ifndef _B2ARICH_UDPSocket_hh_
#define _B2ARICH_UDPSocket_hh_
 
#include <string>
 
#include <netinet/in.h>
 
#include "daq/slc/system/FileDescriptor.h"
 
namespace Belle2 {
  class UDPSocket : public FileDescriptor {
 
    friend class TCPServerSocket;
 
  public:
    UDPSocket();
    UDPSocket(unsigned int port);
    UDPSocket(unsigned int port,
              const std::string& hostname,
              bool boardcast = false);
    UDPSocket(unsigned int port,
              unsigned int addr,
              bool boardcast = false);
    virtual ~UDPSocket() {}
 
  public:
    int bind();
    int bind(unsigned int port,
             const std::string& hostname = "",
             bool broadcast = true);
    const std::string getHostName() const;
    unsigned int getPort() const;
    unsigned int getAddress() const;
    const std::string getRemoteHostName() const;
    unsigned int getRemotePort() const;
    unsigned int getRemoteAddress() const;
 
  public:
    virtual size_t write(const void* v, size_t count);
    virtual size_t read(void* v, size_t count);
 
  private:
    struct sockaddr_in m_addr;
    struct sockaddr_in m_remote_addr;
 
  private:
    static unsigned int findSubnet(unsigned int addr);
 
  };
 
}
 
#endif