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/*
** ClanLib SDK
** Copyright (c) 1997-2005 The ClanLib Team
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
** Note: Some of the libraries ClanLib may link to may have additional
** requirements or restrictions.
**
** File Author(s):
**
** Magnus Norddahl
** (if your name is missing here, please add it)
*/
#ifndef socket_generic
#define socket_generic
#include "socket_select.h"
#include "API/Core/System/keep_alive.h"
#include "API/Network/Socket/socket.h"
#include "event_trigger_socket.h"
#include <stack>
#ifndef WIN32
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <sys/time.h>
#include <unistd.h>
#else
#include <winsock2.h>
#include <windows.h>
typedef int socklen_t;
#endif
class CL_EventTrigger_Socket;
class CL_Socket_Generic;
class CL_Socket_KeepAliveHelper : public CL_KeepAlive
{
public:
CL_Socket_KeepAliveHelper(CL_Socket_Generic *impl) : impl(impl) { return; }
virtual void keep_alive();
CL_Socket_Generic *impl;
CL_Signal_v0 sig_read_triggered;
CL_Signal_v0 sig_write_triggered;
CL_Signal_v0 sig_exception_triggered;
CL_Signal_v0 sig_disconnected;
};
class CL_Socket_Generic
{
//! Static operations:
public:
static CL_IPAddress create_ip_address(const sockaddr_in &addr_in);
//! Construction:
public:
CL_Socket_Generic();
virtual ~CL_Socket_Generic();
//! Attributes:
public:
int sock;
int domain; // PF_INET, PF_INET6
int protocol; // SOCK_STREAM, SOCK_DGRAM
std::stack<std::string> push_stack;
CL_EventTrigger_Socket *read, *write, *exception;
CL_Socket_KeepAliveHelper *keep_alive_helper;
//! Operations:
public:
void add_ref();
void release_ref();
static std::string get_error_message();
//! Overridables:
public:
virtual CL_EventTrigger_Socket *create_read_trigger();
virtual CL_EventTrigger_Socket *create_write_trigger();
virtual CL_EventTrigger_Socket *create_exception_trigger();
//! Implementation:
private:
int ref_count;
//: True if the socket is connected, false if it is no longer in use
bool valid;
//: Internal function to shutdown a socket that has disconnected
void disconnect();
friend class CL_Socket_KeepAliveHelper;
};
#endif
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