#include?“cache.h“
#include?“file.h“

void?Cc_ClearFileCache（PFILE_object?Fileobject?BOOLEAN?bIsFlushCache?PLARGE_INTEGER?FileOffset?ULONG?Length）
{
	BOOLEAN?PurgeRes?;
	BOOLEAN?ResourceAcquired?=?FALSE?;
	BOOLEAN?PagingIoResourceAcquired?=?FALSE?;
	PFSRTL_COMMON_FCB_HEADER?Fcb?=?NULL?;
	LARGE_INTEGER?Delay50Milliseconds?=?{（ULONG）（-50?*?1000?*?10）?-1};
	IO_STATUS_BLOCK?IoStatus?=?{0}?;

	if?（（Fileobject?==?NULL））
	{
		return?;
	}

???????Fcb?=?（PFSRTL_COMMON_FCB_HEADER）Fileobject->FsContext?;
	if?（Fcb?==?NULL）
	{
		return?;
	}
	
Acquire:
	FsRtlEnterFileSystem（）?;

	if?（Fcb->Resource）
		ResourceAcquired?=?ExAcquireResourceExclusiveLite（Fcb->Resource?TRUE）?;
	if?（Fcb->PagingIoResource）
		PagingIoResourceAcquired?=?ExAcquireResourceExclusive（Fcb->PagingIoResourceFALSE）;
	else
		PagingIoResourceAcquired?=?TRUE?;
	if?（!PagingIoResourceAcquired）
	{
		if?（Fcb->Resource）??ExReleaseResource（Fcb->Resource）;
		FsRtlExitFileSystem（）;
		KeDelayExecutionThread（KernelModeFALSE&Delay50Milliseconds）;	
		goto?Acquire;	
	}

	if（Fileobject->SectionobjectPointer）
	{
		IoSetTopLevelIrp（?（PIRP）FSRTL_FSP_TOP_LEVEL_IRP?）;

		if?（bIsFlushCache）
		{
			CcFlushCache（?Fileobject->SectionobjectPointer?FileOffset?Length?&IoStatus?）;
		}

		if（Fileobject->SectionobjectPointer->ImageSectionobject）
		{
			MmFlushImageSection（
				Fileobject->SectionobjectPointer
				MmFlushForWrite
				）?;
		}

		if（Fileobject->SectionobjectPointer->DataSectionobject）
		{?
			PurgeRes?=?CcPurgeCacheSection（?Fileobject->SectionobjectPointer
				NULL
				0
				FALSE?）;????????????????????????????????????????????????????
		}
??????????????????????????????????????
		IoSetTopLevelIrp（NULL）;???????????????????????????????????
	}

	if?（Fcb->PagingIoResource）
		ExReleaseResourceLite（Fcb->PagingIoResource?）;???????????????????????????????????????
	if?（Fcb->Resource）
		ExReleaseResourceLite（Fcb->Resource?）;?????????????????????

	FsRtlExitFileSystem（）?;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????????13??2010-01-18?14:39??engine\Build.txt

?????文件?????????66??2010-11-17?13:53??engine\engine\buildfre_wxp_x86.err

?????文件???????8271??2010-11-17?13:53??engine\engine\buildfre_wxp_x86.log

?????文件???????2259??2010-11-17?13:53??engine\engine\buildfre_wxp_x86.wrn

?????文件???????2018??2010-10-10?18:56??engine\engine\cache.c

?????文件????????222??2010-01-18?10:36??engine\engine\cache.h

?????文件???????3504??2010-10-10?18:38??engine\engine\common.h

?????文件???????5801??2010-10-10?18:18??engine\engine\ctx.c

?????文件???????1194??2010-10-10?15:37??engine\engine\ctx.h

?????文件???????2481??2010-01-18?11:55??engine\engine\engine.inf

?????文件????????266??2009-08-19?09:48??engine\engine\engine.rc

?????文件??????15016??2010-10-13?09:54??engine\engine\file.c

?????文件???????3744??2010-01-18?10:38??engine\engine\file.h

?????文件?????121786??2008-01-19?13:16??engine\engine\fltKernel.h

?????文件???????1975??2010-01-18?14:35??engine\engine\key.c

?????文件????????528??2010-01-18?14:06??engine\engine\key.h

?????文件???????1230??2010-11-17?13:49??engine\engine\lib.c

?????文件????????977??2010-11-16?20:22??engine\engine\lib.h

?????文件??????75619??2010-11-17?13:52??engine\engine\main.c

?????文件???????9178??2010-11-16?19:09??engine\engine\main.h

?????文件????????399??2009-10-11?09:40??engine\engine\makefile

?????文件???????4882??2010-01-18?14:10??engine\engine\message.c

?????文件????????861??2010-01-18?10:56??engine\engine\message.h

?????文件??????18292??2010-11-16?18:28??engine\engine\objfre_wxp_x86\i386\cache.obj

?????文件??????22030??2010-11-16?18:28??engine\engine\objfre_wxp_x86\i386\ctx.obj

?????文件???????4645??2010-11-16?18:33??engine\engine\objfre_wxp_x86\i386\ctx.obj.oacr.root.x86fre.pft.xml

?????文件?????347136??2010-11-17?13:53??engine\engine\objfre_wxp_x86\i386\engine.pdb

?????文件????????992??2010-11-16?18:28??engine\engine\objfre_wxp_x86\i386\engine.res

?????文件??????26112??2010-11-17?13:53??engine\engine\objfre_wxp_x86\i386\engine.sys

?????文件??????33698??2010-11-16?18:28??engine\engine\objfre_wxp_x86\i386\file.obj

............此處省略35個文件信息