types.h

//
//  Copyright (C) 2009-2012 Artyom Beilis (Tonkikh)
//
//  Distributed under the Boost Software License, Version 1.0. (See
//  accompanying file LICENSE_1_0.txt or copy at
//  http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef BOOSTER_AIO_TYPES_H
#define BOOSTER_AIO_TYPES_H

#include <booster/config.h>
#include <stddef.h>

namespace booster {
        template<typename F>
        class callback;

        namespace system {
                class error_code;
        }


        namespace aio {
                class endpoint;
                class io_service;

                #ifdef BOOSTER_DOXYGEN_DOCS
                typedef unspecified native_type; 
                static const native_type invalid_socket = unspecified;

                #elif defined BOOSTER_WIN32
                typedef unsigned native_type;
                static const unsigned invalid_socket = (unsigned)(-1);
                #else
                typedef int native_type;
                static const int invalid_socket = -1;
                #endif

                typedef callback<void(system::error_code const &)> event_handler;

                typedef callback<void()> handler;
                typedef callback<void(system::error_code const &,size_t)> io_handler;

                typedef enum {
                        pf_unix,  //<  Unix domain socket
                        pf_inet,  //<  IPv4 socket
                        pf_inet6  //<  IPv6 socket
                } family_type;
                
                typedef enum {
                        sock_stream,    //< Stream socket (like TCP/IP)
                        sock_datagram   //< Datagram socket (like UDP)
                } socket_type;
                
                struct io_events {
                        static const int in   = 1 << 0; //< Event socket readability
                        static const int out  = 1 << 1; //< Event socket writability
                        static const int err  = 1 << 2; //< Error on socket or OOB data
                };
        }
} 


#endif