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/* Starshatter OpenSource Distribution
Copyright (c) 1997-2004, Destroyer Studios LLC.
All Rights Reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* 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.
* Neither the name "Destroyer Studios" nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
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.
SUBSYSTEM: NetEx.lib
FILE: NetMsg.h
AUTHOR: John DiCamillo
OVERVIEW
========
User level network message
*/
#ifndef NetMsg_h
#define NetMsg_h
#include <windows.h>
#include "NetAddr.h"
#include "NetGram.h"
#include "NetSock.h"
#include "List.h"
// +-------------------------------------------------------------------+
class NetMsg
{
public:
static const char* TYPENAME() { return "NetMsg"; }
enum FLAGS { RELIABLE = 0x01, PRIORITY = 0x02, SCATTER = 0x04 };
enum TYPES { INVALID = 0,
RESERVED = 0xF0,
MULTIPART = 0xF1
};
enum { MAX_SIZE = 250 };
NetMsg(DWORD nid, void* d, int l, BYTE f=0);
NetMsg(DWORD nid, BYTE type, const char* text, int len, BYTE f=0);
~NetMsg();
int operator == (const NetMsg& m) const { return msgid == m.msgid &&
netid == m.netid; }
int operator < (const NetMsg& m) const;
DWORD Sequence() const { return msgid; }
DWORD NetID() const { return netid; }
const BYTE* Data() const { return data; }
BYTE Type() const { return data ? *data : 0; }
int Length() const { return len; }
BYTE Flags() const { return flags; }
bool IsReliable() const { return flags & RELIABLE ? true : false; }
bool IsPriority() const { return flags & PRIORITY ? true : false; }
bool IsScatter() const { return flags & SCATTER ? true : false; }
void SetSequence(DWORD s) { msgid = s; }
private:
DWORD msgid;
DWORD netid;
BYTE* data;
int len;
BYTE flags;
};
// +-------------------------------------------------------------------+
struct NetMsgMultipart {
BYTE type;
BYTE len;
DWORD msgid;
DWORD partno;
DWORD nparts;
BYTE payload[256];
};
// +-------------------------------------------------------------------+
#endif NetMsg_h
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