Serious-Engine/Sources/Engine/Network/ClientInterface.h

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2016-03-11 14:57:17 +01:00
/* Copyright (c) 2002-2012 Croteam Ltd. All rights reserved. */
#ifndef SE_INCL_CLIENTINTERFACE_H
#define SE_INCL_CLIENTINTERFACE_H
#ifdef PRAGMA_ONCE
#pragma once
#endif
#include <Engine/Network/CPacket.h>
class CClientInterface {
public:
BOOL ci_bUsed; // client unused
CTString ci_strAddress; // client address in human readable format
CAddress ci_adrAddress; // address this client is connected to (address, port, ID)
BOOL ci_bClientLocal; // set for local clients
ULONG ci_ulSequence; // sequence number for reliable packet confirmation
CPacketBuffer ci_pbOutputBuffer; // output buffer
CPacketBuffer ci_pbWaitAckBuffer; // buffer for reliable packets that need to be acknowledged
CPacketBuffer ci_pbInputBuffer; // input buffer
CPacketBuffer ci_pbReliableInputBuffer; // a buffer containing received reliable packets
BOOL ci_bReliableComplete; // does the reliable input buffer contain a complete reliable message?
CClientInterface *ci_pciOther; // other-side client - for local clients
// interface:
CClientInterface(void);
~CClientInterface(void);
void Clear(void);
// sets the client to be local and optionally connects to another local client
void SetLocal(CClientInterface *ci_pciOther);
// send a message through the interface
void Send(const void *pvSend, SLONG slSize,BOOL bReliable);
void SendTo(const void *pvSend, SLONG slSize,const CAddress adrAdress,BOOL bReliable);
// receive a message from the interface
BOOL Receive(void *pvReceive, SLONG &slSize,BOOL bReliable);
BOOL ReceiveFrom(void *pvReceive, SLONG &slSize, CAddress *adrAdress,BOOL bReliable);
BOOL Receive(CTStream &strmReceive,UBYTE bReliable);
// exchanges packets beetween this socket and it's local partner
// from output of this buffet to the input of the other and vice versa
void ExchangeBuffers(void);
// update socket buffers (transfer from input buffer to the reliable buffer...) - grouped acknowledges
BOOL UpdateInputBuffers(void);
// update socket buffers with per-packet acknowledge
BOOL UpdateInputBuffersBroadcast(void);
// update socket outgoing buffer (resends, timeouts...)
BOOL UpdateOutputBuffers(void);
// get a packet whose time has come from the output buffer, NULL if no such packet
CPacket* GetPendingPacket(void);
// reads the expected size of realiable message in the reliable input buffer
SLONG GetExpectedReliableSize(void);
// reads the current size of realiable message in the reliable input buffer
SLONG GetCurrentReliableSize(void);
};
#endif