268 lines
6.3 KiB
C
268 lines
6.3 KiB
C
//=============================================================================
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// Copyright (c) 1997 Microsoft Corporation
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//
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// File Name: igmptimer.h
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//
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// Abstract:
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// This module contains declarations related to igmptimer.
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//
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// Author: K.S.Lokesh (lokeshs@) 11-1-97
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//
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// Revision History:
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//
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//=============================================================================
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#ifndef _IGMP_TIMER_H_
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#define _IGMP_TIMER_H_
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VOID
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DebugCheckTimerContexts(
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);
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//
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// set the debug timer flags, so that I can control the amount of tracing
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// printed out.
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//
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#if DBG
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#ifndef DEBUG_TIMER_LEVEL
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#define DEBUG_TIMER_LEVEL 0x0
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#endif
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#else
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#ifdef DEBUG_TIMER_LEVEL
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#undef DEBUG_TIMER_LEVEL
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#endif
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#define DEBUG_TIMER_LEVEL 0x0
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#endif
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#define DBG_Y TRUE
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#define DBG_N FALSE
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#define DEBUG_TIMER_ACTIVITY (DEBUG_TIMER_LEVEL & 0x00000001)
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#define DEBUG_TIMER_TIMERID (DEBUG_TIMER_LEVEL & 0x00000010)
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#define DEBUG_FLAGS_SIGNATURE (DEBUG_TIMER_LEVEL & 0x00000010)
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#define DEBUG_TIMER_PROCESSQUEUE1 (DEBUG_TIMER_LEVEL & 0x00000020)
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#define DEBUG_TIMER_PROCESSQUEUE2 (DEBUG_TIMER_LEVEL & 0x00000040)
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#define DEBUG_TIMER_RESYNCTIMER (DEBUG_TIMER_LEVEL & 0x00000080)
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#define DEBUG_TIMER_REMOVETIMER1 (DEBUG_TIMER_LEVEL & 0x00000100)
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#define DEBUG_TIMER_REMOVETIMER2 (DEBUG_TIMER_LEVEL & 0x00000200)
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#define DEBUG_TIMER_INSERTTIMER1 (DEBUG_TIMER_LEVEL & 0x00001000)
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#define DEBUG_TIMER_INSERTTIMER2 (DEBUG_TIMER_LEVEL & 0x00002000)
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#define DEBUG_TIMER_UPDATETIMER1 (DEBUG_TIMER_LEVEL & 0x00010000)
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#define DEBUG_TIMER_PACKET (DEBUG_TIMER_LEVEL & 0x00020000)
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//------------------------------------------------------------------------------
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// GLOBAL DEFINITIONS
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//
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// number of buckets in Timer Table
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// 0-14,14-28,28-42,... last bucket has >63*14=882 secs (all approx)
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//
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#define NUM_TIMER_BUCKETS 64
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#if DEBUG_TIMER_TIMERID
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extern DWORD TimerId;
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#endif
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typedef struct _IGMP_TIMER_ENTRY {
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LIST_ENTRY Link;
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LONGLONG Timeout;
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LPTHREAD_START_ROUTINE Function;
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PVOID Context;
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UCHAR Status;
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#if DEBUG_TIMER_TIMERID
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DWORD Id;
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DWORD Id2;
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DWORD IfIndex;
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DWORD Group;
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DWORD Source;
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DWORD Signature; //0xfadfad01
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#endif
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} IGMP_TIMER_ENTRY, *PIGMP_TIMER_ENTRY;
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#if DEBUG_FLAGS_SIGNATURE && DEBUG_TIMER_TIMERID
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#define CHECK_TIMER_SIGNATURE(pte) {\
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if ((pte)->Signature != 0xfadfad01)\
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DbgBreakPoint();\
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}
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#else
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#define CHECK_TIMER_SIGNATURE(pte)
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#endif
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typedef struct _IGMP_TIMER_GLOBAL {
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HANDLE WTTimer; // timer set with wait server
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HANDLE WTTimer1;
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LONGLONG WTTimeout; // timeout value set with wait server
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LONGLONG SyncTime; // time when time queue last reordered
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LARGE_INTEGER CurrentTime;
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DWORD NumTimers;
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DWORD TableLowIndex;
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LIST_ENTRY TimesTable[NUM_TIMER_BUCKETS]; // array of times
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UCHAR Status;
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CRITICAL_SECTION CS;
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BOOL CSFlag;
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} IGMP_TIMER_GLOBAL, *PIGMP_TIMER_GLOBAL;
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#define GET_IGMP_CURRENT_TIME( ) igmp.WTTimer.CurrentTime.QuadPart
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// TIMER_STATUS
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#define TIMER_STATUS_CREATED 0x01
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#define TIMER_STATUS_INACTIVE 0x02
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#define TIMER_STATUS_ACTIVE 0x04
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#define TIMER_STATUS_FIRED 0x08
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#define TIMER_STATUS_DELETED 0x80
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//
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// MACROS
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//
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#define IS_TIMER_ACTIVE(pTimer) ((pTimer).Status & TIMER_STATUS_ACTIVE)
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#define SET_TIMER_INFINITE(time) \
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time = 0
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#define IS_TIMER_INFINITE(time) \
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(time == 0)
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#if DEBUG_FLAGS_SIGNATURE //deldel
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#define ACQUIRE_TIMER_LOCK(proc) { \
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ENTER_CRITICAL_SECTION(&g_TimerStruct.CS, "g_TimerStruct.CS1", proc); \
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++g_TimerStruct.CSFlag; \
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}
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#define RELEASE_TIMER_LOCK(proc) {\
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--g_TimerStruct.CSFlag; \
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LEAVE_CRITICAL_SECTION(&g_TimerStruct.CS, "g_TimerStruct.CS1", proc); \
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}
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#define CHECK_IF_ACQUIRED_TIMER_LOCK() {\
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if (g_TimerStruct.CSFlag<=0) DbgBreakPoint();\
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}
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#else
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#define ACQUIRE_TIMER_LOCK(proc) { \
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ENTER_CRITICAL_SECTION(&g_TimerStruct.CS, "g_TimerStruct.CS1", proc); \
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}
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#define RELEASE_TIMER_LOCK(proc) {\
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LEAVE_CRITICAL_SECTION(&g_TimerStruct.CS, "g_TimerStruct.CS1", proc); \
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}
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#define CHECK_IF_ACQUIRED_TIMER_LOCK()
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#endif
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#define SET_TIMER_ID(_pTimer, _Id1, _IfIndex, _Group, _Source) {\
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(_pTimer)->Id = _Id1; \
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(_pTimer)->Id2 = TimerId++;\
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(_pTimer)->IfIndex = _IfIndex;\
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(_pTimer)->Group = _Group; \
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(_pTimer)->Source = _Source; \
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(_pTimer)->Signature = 0xfadfad01; \
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}
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//
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// currently all times mentioned in the config structure are in seconds
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//
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#define CONV_CONFIG_TO_INTERNAL_TIME(time) \
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(time *= 1000)
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#define CONFIG_TO_INTERNAL_TIME(time) \
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((time) * 1000)
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#define CONV_INTERNAL_TO_CONFIG_TIME(time) \
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(time /= 1000);
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#define CONFIG_TO_SYSTEM_TIME(time) \
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(time)
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#define SYSTEM_TIME_TO_SEC(time) \
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((DWORD)((time) / (LONGLONG)1000L))
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#define SYSTEM_TIME_TO_MSEC(time) \
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((DWORD)(time))
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//
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//FUNCTION PROTOTYPES
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//
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LONGLONG
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GetCurrentIgmpTime(
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);
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VOID
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UpdateLocalTimer (
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PIGMP_TIMER_ENTRY pte,
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LONGLONG llNewTime,
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BOOL bDbgPrint
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);
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VOID
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RemoveTimer (
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PIGMP_TIMER_ENTRY pte,
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BOOL bDbg
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);
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DWORD
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InsertTimer (
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PIGMP_TIMER_ENTRY pte,
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LONGLONG llNewTime,
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BOOL bResync,
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BOOL bDbg
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);
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ULONG
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QueryRemainingTime(
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PIGMP_TIMER_ENTRY pte,
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LONGLONG llCurTime
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);
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DWORD
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InitializeTimerGlobal (
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);
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VOID
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DeInitializeTimerGlobal (
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);
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VOID
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DebugPrintTimerEntry (
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PIGMP_TIMER_ENTRY pte,
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DWORD dwBucket,
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LONGLONG llCurTime
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);
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VOID
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GetTimerDebugInfo(
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CHAR str1[20],
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CHAR str2[20],
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DWORD *pdwDiffTime,
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PIGMP_TIMER_ENTRY pte,
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LONGLONG llCurtime
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);
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DWORD
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DebugScanTimerQueue(
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DWORD Id
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);
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VOID
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DebugPrintTimerQueue (
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);
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#endif //ifndef _IGMP_TIMER_H_
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