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140 lines
4.4 KiB
140 lines
4.4 KiB
//===== Copyright © 1996-2009, Valve Corporation, All rights reserved. ======//
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//
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// Purpose:
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//
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//===========================================================================//
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#ifndef X360_NETMGR_H
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#define X360_NETMGR_H
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#ifdef _X360
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#ifdef _WIN32
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#pragma once
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#endif
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abstract_class IX360NetworkEvents
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{
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public:
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//
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// A packet has arrived and we have created a secure association for the IN_ADDR,
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// converted to XNADDR and paired it with our registered XNKID/XNKEY.
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//
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// Handler must either:
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//
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// - open peer connection in passive mode
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// we have already completed a secure key exchange (we are in CONNECTED
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// state), just use ConnectionPeerOpenPassive
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// and return true from OnX360NetConnectionlessPacket
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//
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// or:
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// - return false, in which case the secure association will be
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// unregistered and the remote side end of the secure connection
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// will get into unrecoverable LOST state
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//
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virtual bool OnX360NetConnectionlessPacket( netpacket_t *pkt, KeyValues *msg ) = 0;
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//
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// A packet has been received from a remote peer and successfully unpacked,
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// connection is still alive.
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//
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virtual void OnX360NetPacket( KeyValues *msg ) = 0;
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//
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// Connection with remote peer has been disconnected, connection object
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// and all connection records have already been removed, secure association
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// unregistered.
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//
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virtual void OnX360NetDisconnected( XUID xuidRemote ) = 0;
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};
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class CX360NetworkMgr : public IConnectionlessPacketHandler
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{
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public:
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explicit CX360NetworkMgr( IX360NetworkEvents *pListener, INetSupport::NetworkSocket_t eSocket );
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public:
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void SetListener( IX360NetworkEvents *pListener );
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public:
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enum UpdateResult_t { UPDATE_SUCCESS, UPDATE_LISTENER_CHANGED, UPDATE_DESTROYED };
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UpdateResult_t Update();
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void Destroy();
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void DebugPrint();
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bool IsUpdating() const;
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public:
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bool ConnectionPeerOpenPassive( XUID xuidRemote, netpacket_t *pktIncoming, XNKID *pxnkidSession = NULL );
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bool ConnectionPeerOpenActive( XUID xuidRemote, XSESSION_INFO const &xRemote );
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void ConnectionPeerUpdateXuid( XUID xuidRemoteOld, XUID xuidRemoteNew );
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void ConnectionPeerClose( XUID xuidRemote );
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void ConnectionPeerClose( netpacket_t *pktIncoming );
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void ConnectionPeerSendConnectionless( XUID xuidRemote, KeyValues *pMsg );
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void ConnectionPeerSendMessage( KeyValues *pMsg );
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char const * ConnectionPeerGetAddress( XUID xuidRemote );
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//
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// IConnectionlessPacketHandler
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//
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protected:
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virtual bool ProcessConnectionlessPacket( netpacket_t *packet );
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//
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// INetChannelHandler-delegates
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//
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public:
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void OnConnectionClosing( INetChannel *pNetChannel );
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void OnConnectionMessage( KeyValues *pMsg );
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protected:
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IX360NetworkEvents *m_pListener;
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INetSupport::NetworkSocket_t m_eSocket;
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protected:
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struct ConnectionMessageHandler_t : public INetChannelHandler
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{
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explicit ConnectionMessageHandler_t( CX360NetworkMgr *pMgr, INetChannel *pChannel ) : m_pMgr( pMgr ), m_pChannel( pChannel ) {}
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public:
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virtual void ConnectionStart(INetChannel *chan);
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virtual void ConnectionClosing(const char *reason) { m_pMgr->OnConnectionClosing( m_pChannel ); }
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virtual void ConnectionCrashed(const char *reason) { ConnectionClosing( reason ); }
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virtual void PacketStart(int incoming_sequence, int outgoing_acknowledged) {}
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virtual void PacketEnd( void ) {}
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virtual void FileRequested(const char *fileName, unsigned int transferID, bool isReplayDemoFile) {} // other side request a file for download
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virtual void FileReceived(const char *fileName, unsigned int transferID, bool isReplayDemoFile) {} // we received a file
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virtual void FileDenied(const char *fileName, unsigned int transferID, bool isReplayDemoFile) {} // a file request was denied by other side
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virtual void FileSent(const char *fileName, unsigned int transferID, bool isReplayDemoFile) {} // we sent a file
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virtual bool ChangeSplitscreenUser( int nSplitScreenUserSlot ) { return true; }
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public:
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CX360NetworkMgr *m_pMgr;
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INetChannel *m_pChannel;
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};
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struct ConnectionInfo_t
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{
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XUID m_xuid;
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IN_ADDR m_inaddr;
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XNADDR m_xnaddr;
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INetChannel *m_pNetChannel;
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ConnectionMessageHandler_t *m_pHandler;
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};
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CUtlMap< XUID, ConnectionInfo_t > m_arrConnections;
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enum State_t
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{
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STATE_IDLE, // network mgr is idle
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STATE_UPDATING, // network mgr is in the middle of an update frame function
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STATE_DESTROY_DEFERRED, // network mgr has been destroyed while in the middle of an update
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} m_eState;
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UpdateResult_t m_eUpdateResult;
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};
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#endif
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#endif
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