windows-nt/Source/XPSP1/NT/net/tcpip/tpipv6/dplsvr6/dplaysvr.h
2020-09-26 16:20:57 +08:00

65 lines
1.8 KiB
C

/*==========================================================================
*
* Copyright (C) 1995-1997 Microsoft Corporation. All Rights Reserved.
*
* File: dplaysvr.h
* Content: dplay winsock shared .exe - allows multiple apps to share
* a single winsock port
*
* History:
* Date By Reason
* ==== == ======
* 2/10/97 andyco created it from ddhelp
* 1/29/98 sohailm added macros for critical section
*
***************************************************************************/
#ifndef __DPLAYSVR_INCLUDED__
#define __DPLAYSVR_INCLUDED__
// need this for hresult
#include "ole2.h"
// crit section
extern CRITICAL_SECTION gcsCritSection; // defined in dphelp.c
#define INIT_DPLAYSVR_CSECT() InitializeCriticalSection(&gcsCritSection);
#define FINI_DPLAYSVR_CSECT() DeleteCriticalSection(&gcsCritSection);
#ifdef DEBUG
extern int gnCSCount; // count of dplaysvr lock
#define ENTER_DPLAYSVR() EnterCriticalSection(&gcsCritSection),gnCSCount++;
#define LEAVE_DPLAYSVR() gnCSCount--;ASSERT(gnCSCount>=0);LeaveCriticalSection(&gcsCritSection);
#else
#define ENTER_DPLAYSVR() EnterCriticalSection(&gcsCritSection);
#define LEAVE_DPLAYSVR() LeaveCriticalSection(&gcsCritSection);
#endif
/*
* named objects
*/
#define DPHELP_EVENT_NAME "__DPHelpEvent__"
#define DPHELP_ACK_EVENT_NAME "__DPHelpAckEvent__"
#define DPHELP_STARTUP_EVENT_NAME "__DPHelpStartupEvent__"
#define DPHELP_SHARED_NAME "__DPHelpShared__"
#define DPHELP_MUTEX_NAME "__DPHelpMutex__"
/*
* requests
*/
#define DPHELPREQ_SUICIDE 1
#define DPHELPREQ_DPLAYADDSERVER 2
#define DPHELPREQ_DPLAYDELETESERVER 3
#define DPHELPREQ_RETURNHELPERPID 4
/*
* communication data
*/
typedef struct DPHELPDATA
{
int req;
DWORD pid;
USHORT port;
HRESULT hr;
} DPHELPDATA, *LPDPHELPDATA;
#endif