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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
/*****************************************************************************
*
* $/Plasma20/Sources/Plasma/NucleusLib/pnSimpleNet/pnSimpleNet.h
*
***/
#ifndef PLASMA20_SOURCES_PLASMA_NUCLEUSLIB_PNSIMPLENET_PNSIMPLENET_H
#define PLASMA20_SOURCES_PLASMA_NUCLEUSLIB_PNSIMPLENET_PNSIMPLENET_H
#include "pnUtils/pnUtils.h"
#include "pnProduct/pnProduct.h"
#include "pnNetBase/pnNetBase.h"
#include "pnAsyncCore/pnAsyncCore.h"
/*****************************************************************************
*
* SimpleNet:
* - TCP only, Nagle buffered only.
* - Asynchronous callbacks only.
* - Not encrypted, not compressed, no transaction support.
* - Good for trivial networked applications only. Examples include:
* - CSR client automation by CSR tools.
* - Bob and I (eap) talked about 3dsmax automating
* the client for the purpose of reloading reexported
* assets. With SimpleNet, the client could be running
* on a separate machine than Max.
*
***/
// Because newer clients must remain compatible with older servers,
// these values may never change.
enum ESimpleNetChannel {
kSimpleNetChannelNil = 0,
kSimpleNetChannelCsr = 1,
kSimpleNetChannelMax = 2,
kMaxSimpleNetChannels
};
COMPILER_ASSERT_HEADER(ESimpleNetChannel, kMaxSimpleNetChannels <= 0xff);
//============================================================================
// BEGIN PACKED DATA STRUCTURES
//============================================================================
#include <PshPack1.h>
//============================================================================
// Connect packet
struct SimpleNet_ConnData {
unsigned channelId;
};
struct SimpleNet_Connect {
AsyncSocketConnectPacket hdr;
SimpleNet_ConnData data;
};
//============================================================================
// Message header
struct SimpleNet_MsgHeader {
private:
dword channelId;
public:
dword messageId;
dword messageBytes;
SimpleNet_MsgHeader (dword channelId, dword messageId)
: channelId(channelId)
, messageId(messageId)
#ifdef HS_DEBUGGING
, messageBytes((dword)-1)
#endif
{ }
};
/*****************************************************************************
*
* Simple Network API
*
***/
struct SimpleNetConn;
void SimpleNetInitialize ();
void SimpleNetShutdown ();
void SimpleNetConnIncRef (SimpleNetConn * conn);
void SimpleNetConnDecRef (SimpleNetConn * conn);
typedef bool (*FSimpleNetOnMsg) ( // return false to disconnect socket
SimpleNetConn * conn,
SimpleNet_MsgHeader * msg
);
typedef void (*FSimpleNetOnError) (
SimpleNetConn * conn,
ENetError error
);
typedef void (*FSimpleNetOnConnect) (
void * param,
SimpleNetConn * conn,
ENetError result
);
typedef bool (*FSimpleNetQueryAccept) ( // return true to accept incoming connection
void * param,
unsigned channel,
SimpleNetConn * conn,
const NetAddress & addr
);
void SimpleNetCreateChannel (
unsigned channel,
FSimpleNetOnMsg onMsg,
FSimpleNetOnError onError
);
void SimpleNetDestroyChannel (
unsigned channel
);
bool SimpleNetStartListening (
FSimpleNetQueryAccept queryAccept,
void * param
);
void SimpleNetStopListening ();
void SimpleNetStartConnecting (
unsigned channel,
const wchar addr[],
FSimpleNetOnConnect onConnect,
void * param
);
void SimpleNetDisconnect (
SimpleNetConn * conn
);
void SimpleNetSend (
SimpleNetConn * conn,
SimpleNet_MsgHeader * msg
);
#endif // PLASMA20_SOURCES_PLASMA_NUCLEUSLIB_PNSIMPLENET_PNSIMPLENET_H