windows-nt/Source/XPSP1/NT/termsrv/remdsk/server/ics/icshelper/rsip.h

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2020-09-26 03:20:57 -05:00
#ifndef __RSIP_H_
#define __RSIP_H_
#include "rsipdefs.h" // make certain this is defined first!
// globals here
extern CRITICAL_SECTION g_CritSec;
extern SOCKET g_sRsip;
extern SOCKADDR_IN g_saddrGateway;
extern SOCKADDR g_saddrPublic;
extern int g_iPort;
extern DWORD g_ClientID;
extern HANDLE g_hThreadEvent;
extern HANDLE g_hAlertEvent;
extern RSIP_LEASE_RECORD *g_pRsipLeaseRecords; // list of leases.
extern ADDR_ENTRY *g_pAddrEntry; // cache of mappings.
extern DWORD g_tuRetry; // microseconds starting retry time.
extern LONG g_MsgID;
/*
* Here is all the RSIP code we swiped from the DirectPlay guys
*/
BOOL Initialize( SOCKADDR *pBaseSocketAddress,
BOOL fIsRsipServer );
void Deinitialize( void );
BOOL RsipIsRunningOnThisMachine( SOCKADDR *pPublicSocketAddress );
HRESULT AssignPort( BOOL fTCP_UDP,
WORD wPort,
SOCKADDR *pSocketAddress,
DWORD *pdwBindID ); // gets address on RSIP box
HRESULT FreePort( DWORD dwBindID ); // when port is done
HRESULT QueryLocalAddress( BOOL fTCP_UDP,
SOCKADDR *pQueryAddress,
SOCKADDR *pLocalAddress) ; // called to map remote to local
HRESULT ListenPort( BOOL fTCP_UDP,
WORD wPort,
SOCKADDR *pListenAddress,
DWORD *pBindID ); // called for ROD
HRESULT FindGateway( UINT myip, char *gwipaddr);
HRESULT Register( void );
HRESULT Deregister( void );
DWORD ExchangeAndParse( PCHAR pRequest,
UINT cbReq,
RSIP_RESPONSE_INFO *pRespInfo,
DWORD messageid,
BOOL bConnect,
SOCKADDR *pRecvSocketAddress );
HRESULT Parse( CHAR *pBuf, DWORD cbBuf, RSIP_RESPONSE_INFO *pRespInfo );
HRESULT ExtendPort( DWORD Bindid, DWORD *ptExtend );
void RemoveLease( DWORD dwBindID );
void AddLease( DWORD dwBindID, BOOL fTCP_UDP, DWORD addrV4, WORD lport, WORD port, DWORD tLease);
RSIP_LEASE_RECORD *FindLease( BOOL fTCP_UDP, WORD port );
void AddCacheEntry( BOOL fTCP_UDP, DWORD addr, WORD port, DWORD raddr, WORD rport);
ADDR_ENTRY *FindCacheEntry( BOOL fTCP_UDP, DWORD addr, WORD port);
void RsipTimerComplete( HRESULT hCompletionCode, void *pContext );
void RsipTimerFunction( void *pContext );
BOOL PortExtend( DWORD dwTime ); // every 2 minutes
void CacheClear( DWORD dwTime ); // every 2 minutes
#endif // __RSIP_H_