ojph_sockets.h

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//***************************************************************************/
// This software is released under the 2-Clause BSD license, included
// below.
//
// Copyright (c) 2024, Aous Naman
// Copyright (c) 2024, Kakadu Software Pty Ltd, Australia
// Copyright (c) 2024, The University of New South Wales, Australia
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//***************************************************************************/
// This file is part of the OpenJPH software implementation.
// File: ojph_socket.h
// Author: Aous Naman
// Date: 17 April 2024
//***************************************************************************/
 
#ifndef OJPH_SOCKET_H
#define OJPH_SOCKET_H
 
#include <string>
#include "ojph_arch.h"
 
#ifdef OJPH_OS_WINDOWS
  #include <winsock2.h>
  #include <WS2tcpip.h>
 
  typedef SOCKET ojph_socket;
  #define OJPH_INVALID_SOCKET (INVALID_SOCKET)
  #define OJPH_EWOULDBLOCK (WSAEWOULDBLOCK)
#else
  #include <sys/types.h>
  #include <sys/socket.h>
  #include <netinet/in.h>
  #include <arpa/inet.h>
  #include <netdb.h>
  #include <unistd.h>
  #include <errno.h>
  #include <fcntl.h>
 
  typedef int ojph_socket;
  #define OJPH_INVALID_SOCKET (-1)
  #define OJPH_EWOULDBLOCK (EWOULDBLOCK)
#endif
 
namespace ojph 
{
namespace net
{

//
//
//
//
//
 
//************************************************************************/
class socket {
public:
  socket() { s = OJPH_INVALID_SOCKET; }

  socket(const ojph_socket& s);

  void close();

  bool set_blocking_mode(bool block);

  ojph_socket intern() { return s; }
 
private:
  ojph_socket s;  
};

//
//
//
//
//
 
//************************************************************************/
class socket_manager {
public:
  socket_manager();

  ~socket_manager();

  socket create_socket(int domain, int type, int protocol);

  int get_last_error();

  std::string get_error_message(int errnum);

  std::string get_last_error_message();

  static ui32 get_addr(const sockaddr_in& addr);
 
private:
  static int ojph_socket_manager_counter;
};
 
} // !net namespace
} // !ojph namespace
 
 
 
#endif // !OJPH_SOCKET_H