600 lines
13 KiB
C
600 lines
13 KiB
C
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//
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// Template Driver
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// Copyright (c) Microsoft Corporation, 1999.
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//
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// Module: SectMap.c
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// Author: Daniel Mihai (DMihai)
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// Created: 6/19/1999 2:39pm
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//
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// This module contains tests for MmMapViewOfSection & MmMapViewInSystemSpace.
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//
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// --- History ---
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//
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// 6/19/1999 (DMihai): initial version.
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//
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#include <ntddk.h>
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#include <wchar.h>
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#include "active.h"
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#include "ContMem.h"
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#if !SECTMAP_ACTIVE
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void
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TdSectionMapTestProcessSpace(
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PVOID NotUsed
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)
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{
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DbgPrint ("Buggy: sectmap test is disabled \n");
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}
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void
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TdSectionMapTestSystemSpace(
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PVOID NotUsed
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)
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{
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DbgPrint ("Buggy: sectmap test is disabled \n");
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}
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#else
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NTKERNELAPI
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NTSTATUS
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MmCreateSection (
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OUT PVOID *SectionObject,
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IN ACCESS_MASK DesiredAccess,
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IN POBJECT_ATTRIBUTES ObjectAttributes OPTIONAL,
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IN PLARGE_INTEGER MaximumSize,
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IN ULONG SectionPageProtection,
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IN ULONG AllocationAttributes,
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IN HANDLE FileHandle OPTIONAL,
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IN PFILE_OBJECT File OPTIONAL
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);
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NTKERNELAPI
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NTSTATUS
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MmMapViewOfSection(
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IN PVOID SectionToMap,
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IN PEPROCESS Process,
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IN OUT PVOID *CapturedBase,
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IN ULONG_PTR ZeroBits,
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IN SIZE_T CommitSize,
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IN OUT PLARGE_INTEGER SectionOffset,
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IN OUT PSIZE_T CapturedViewSize,
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IN SECTION_INHERIT InheritDisposition,
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IN ULONG AllocationType,
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IN ULONG Protect
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);
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NTKERNELAPI
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NTSTATUS
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MmUnmapViewOfSection(
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IN PEPROCESS Process,
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IN PVOID BaseAddress
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);
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/////////////////////////////////////////////////////////////////////////
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//
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// macros
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//
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#define SECTMAP_TEST_FILE_SIZE (4 * 1024 * 1024)
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#ifndef SEC_COMMIT
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#define SEC_COMMIT 0x8000000
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#endif
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/////////////////////////////////////////////////////////////////////////
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//
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// test variations
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//
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void
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TdSectionMapTestProcessSpace(
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PVOID NotUsed
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)
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{
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NTSTATUS Status;
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ULONG uCrtThreadId;
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ULONG uPagesNo;
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PULONG puCrtUlong;
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PEPROCESS pEProcess;
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PVOID pSectionObject;
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PVOID pViewBase;
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PVOID pAfterLastValidPage;
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HANDLE hFile;
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SIZE_T sizeView;
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LARGE_INTEGER liMaxSize;
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LARGE_INTEGER CurrentTime;
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LARGE_INTEGER liSectionOffset;
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UNICODE_STRING ustrFileName;
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OBJECT_ATTRIBUTES ObjAttrib;
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IO_STATUS_BLOCK IoStatusBlock;
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WCHAR strFileName[ 64 ] = L"\\DosDevices\\c:\\maptest";
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WCHAR strThreadId[ 16 ];
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uCrtThreadId = PtrToUlong( PsGetCurrentThreadId() );
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//
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// generate the file name
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//
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swprintf( strThreadId, L"%u", uCrtThreadId );
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wcscat( strFileName, strThreadId );
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/*
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, using file %ws\n",
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uCrtThreadId,
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strFileName );
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*/
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//
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// make it a UNICODE_STRING
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//
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RtlInitUnicodeString(
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&ustrFileName,
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strFileName
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);
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InitializeObjectAttributes(
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&ObjAttrib,
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&ustrFileName,
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OBJ_CASE_INSENSITIVE,
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0,
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0
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);
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//
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// open the file
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//
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liMaxSize.QuadPart = SECTMAP_TEST_FILE_SIZE;
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Status = ZwCreateFile(
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&hFile,
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GENERIC_READ | GENERIC_WRITE,
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&ObjAttrib,
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&IoStatusBlock,
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&liMaxSize,
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FILE_ATTRIBUTE_NORMAL,
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FILE_SHARE_READ,
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FILE_OPEN_IF,
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FILE_WRITE_THROUGH |
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FILE_NO_INTERMEDIATE_BUFFERING |
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FILE_SYNCHRONOUS_IO_NONALERT,
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NULL,
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0
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);
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if( ! NT_SUCCESS( Status ) )
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{
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, ZwCreateFile failed %X\n",
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uCrtThreadId,
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(ULONG)Status );
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DbgBreakPoint();
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return;
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}
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/*
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, file opened\n",
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uCrtThreadId );
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*/
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ASSERT( IoStatusBlock.Information == FILE_CREATED || IoStatusBlock.Information == FILE_OPENED );
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ASSERT( hFile != (HANDLE)-1 );
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ASSERT( liMaxSize.QuadPart == SECTMAP_TEST_FILE_SIZE );
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//
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// create the section
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//
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Status = MmCreateSection(
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&pSectionObject,
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STANDARD_RIGHTS_REQUIRED | SECTION_QUERY | SECTION_MAP_READ | SECTION_MAP_WRITE,
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0,
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&liMaxSize,
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PAGE_READWRITE,
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SEC_COMMIT,
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hFile,
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NULL
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);
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ZwClose(hFile);
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if( ! NT_SUCCESS( Status ) )
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{
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, MmCreateSection failed %X\n",
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uCrtThreadId,
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(ULONG)Status );
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DbgBreakPoint();
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return;
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}
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/*
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, section %p created\n",
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uCrtThreadId,
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pSectionObject );
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*/
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//
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// map the section
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//
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sizeView = (SIZE_T)liMaxSize.LowPart;
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liSectionOffset.QuadPart = 0;
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pEProcess = PsGetCurrentProcess();
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/*
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, mapping section %p in process %p\n",
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uCrtThreadId,
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pSectionObject,
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pEProcess );
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*/
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pViewBase = NULL;
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Status = MmMapViewOfSection(
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pSectionObject,
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pEProcess,
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&pViewBase,
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0,
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0,
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&liSectionOffset,
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&sizeView,
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ViewUnmap,
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0, // allocation type
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PAGE_READWRITE
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);
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if( ! NT_SUCCESS( Status ) )
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{
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//
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// dereference the section object
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//
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ObDereferenceObject( pSectionObject );
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, MmMapViewOfSection failed %X\n",
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uCrtThreadId,
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(ULONG)Status );
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DbgBreakPoint();
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return;
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}
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/*
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, section mapped, pViewBase = %p\n",
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uCrtThreadId,
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pViewBase );
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*/
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// DbgBreakPoint();
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ASSERT( liSectionOffset.QuadPart == 0 );
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ASSERT( sizeView == SECTMAP_TEST_FILE_SIZE );
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ASSERT( pViewBase != NULL );
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//
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// touch some of the pages
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//
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uPagesNo = (ULONG)sizeView / PAGE_SIZE;
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pAfterLastValidPage = (PVOID)( (ULONG_PTR)pViewBase + uPagesNo * PAGE_SIZE );
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KeQuerySystemTime (&CurrentTime);
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puCrtUlong = (PULONG)( (ULONG_PTR)pViewBase + (CurrentTime.LowPart % 5) * PAGE_SIZE );
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while( (ULONG_PTR)puCrtUlong < (ULONG_PTR)pAfterLastValidPage )
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{
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/*
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, touching page %p\n",
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uCrtThreadId,
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puCrtUlong );
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*/
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*puCrtUlong = CurrentTime.LowPart;
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KeQuerySystemTime (&CurrentTime);
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puCrtUlong = (PULONG)( (ULONG_PTR)puCrtUlong + (CurrentTime.LowPart % 5 + 1) * PAGE_SIZE );
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}
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//
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// clean-up
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//
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//
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// un-map the section
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//
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/*
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, MmUnmapViewOfSection process %p, pViewBase = %p\n",
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uCrtThreadId,
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pEProcess,
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pViewBase );
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*/
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Status = MmUnmapViewOfSection(
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pEProcess,
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pViewBase );
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if( ! NT_SUCCESS( Status ) )
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{
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, MmUnmapViewOfSection failed %X\n",
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uCrtThreadId,
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(ULONG)Status );
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DbgBreakPoint();
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}
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//
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// dereference the section object
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//
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/*
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DbgPrint( "buggy: TdSectionMapTestProcessSpace: thread %u, dereference section at %p\n",
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uCrtThreadId,
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pSectionObject );
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*/
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ObDereferenceObject( pSectionObject );
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}
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/////////////////////////////////////////////////////////////////////////
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void
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TdSectionMapTestSystemSpace(
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PVOID NotUsed
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)
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{
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NTSTATUS Status;
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ULONG uCrtThreadId;
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ULONG uPagesNo;
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PULONG puCrtUlong;
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PVOID pSectionObject;
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PVOID pViewBase;
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PVOID pAfterLastValidPage;
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HANDLE hFile;
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SIZE_T sizeView;
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LARGE_INTEGER liMaxSize;
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LARGE_INTEGER CurrentTime;
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LARGE_INTEGER liSectionOffset;
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UNICODE_STRING ustrFileName;
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OBJECT_ATTRIBUTES ObjAttrib;
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IO_STATUS_BLOCK IoStatusBlock;
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WCHAR strFileName[ 64 ] = L"\\DosDevices\\c:\\maptest";
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WCHAR strThreadId[ 16 ];
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uCrtThreadId = PtrToUlong( PsGetCurrentThreadId() );
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//
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// generate the file name
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//
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swprintf( strThreadId, L"%u", uCrtThreadId );
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wcscat( strFileName, strThreadId );
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/*
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DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, using file %ws\n",
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uCrtThreadId,
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strFileName );
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*/
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//
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// make it a UNICODE_STRING
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//
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RtlInitUnicodeString(
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&ustrFileName,
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strFileName
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);
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InitializeObjectAttributes(
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&ObjAttrib,
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&ustrFileName,
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OBJ_CASE_INSENSITIVE,
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0,
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0
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);
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//
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// open the file
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//
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liMaxSize.QuadPart = SECTMAP_TEST_FILE_SIZE;
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Status = ZwCreateFile(
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&hFile,
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GENERIC_READ | GENERIC_WRITE,
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&ObjAttrib,
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&IoStatusBlock,
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&liMaxSize,
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FILE_ATTRIBUTE_NORMAL,
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FILE_SHARE_READ,
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FILE_OPEN_IF,
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FILE_WRITE_THROUGH |
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FILE_NO_INTERMEDIATE_BUFFERING |
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FILE_SYNCHRONOUS_IO_NONALERT,
|
||
|
|
NULL,
|
||
|
|
0
|
||
|
|
);
|
||
|
|
|
||
|
|
if( ! NT_SUCCESS( Status ) )
|
||
|
|
{
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, ZwCreateFile failed %X\n",
|
||
|
|
uCrtThreadId,
|
||
|
|
(ULONG)Status );
|
||
|
|
|
||
|
|
DbgBreakPoint();
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, file opened\n",
|
||
|
|
uCrtThreadId );
|
||
|
|
*/
|
||
|
|
|
||
|
|
ASSERT( IoStatusBlock.Information == FILE_CREATED || IoStatusBlock.Information == FILE_OPENED );
|
||
|
|
ASSERT( hFile != (HANDLE)-1 );
|
||
|
|
ASSERT( liMaxSize.QuadPart == SECTMAP_TEST_FILE_SIZE );
|
||
|
|
|
||
|
|
//
|
||
|
|
// create the section
|
||
|
|
//
|
||
|
|
|
||
|
|
Status = MmCreateSection(
|
||
|
|
&pSectionObject,
|
||
|
|
STANDARD_RIGHTS_REQUIRED | SECTION_QUERY | SECTION_MAP_READ | SECTION_MAP_WRITE,
|
||
|
|
0,
|
||
|
|
&liMaxSize,
|
||
|
|
PAGE_READWRITE,
|
||
|
|
SEC_COMMIT,
|
||
|
|
hFile,
|
||
|
|
NULL
|
||
|
|
);
|
||
|
|
|
||
|
|
ZwClose(hFile);
|
||
|
|
|
||
|
|
if( ! NT_SUCCESS( Status ) )
|
||
|
|
{
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, MmCreateSection failed %X\n",
|
||
|
|
uCrtThreadId,
|
||
|
|
(ULONG)Status );
|
||
|
|
|
||
|
|
DbgBreakPoint();
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, section %p created\n",
|
||
|
|
uCrtThreadId,
|
||
|
|
pSectionObject );
|
||
|
|
*/
|
||
|
|
|
||
|
|
//
|
||
|
|
// map the section
|
||
|
|
//
|
||
|
|
|
||
|
|
sizeView = (SIZE_T)liMaxSize.LowPart;
|
||
|
|
liSectionOffset.QuadPart = 0;
|
||
|
|
|
||
|
|
/*
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, mapping section %p system space\n",
|
||
|
|
uCrtThreadId,
|
||
|
|
pSectionObject );
|
||
|
|
*/
|
||
|
|
|
||
|
|
pViewBase = NULL;
|
||
|
|
|
||
|
|
Status = MmMapViewInSystemSpace(
|
||
|
|
pSectionObject,
|
||
|
|
&pViewBase,
|
||
|
|
&sizeView
|
||
|
|
);
|
||
|
|
|
||
|
|
if( ! NT_SUCCESS( Status ) )
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// dereference the section object
|
||
|
|
//
|
||
|
|
|
||
|
|
ObDereferenceObject( pSectionObject );
|
||
|
|
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, MmMapViewInSystemSpace failed %X\n",
|
||
|
|
uCrtThreadId,
|
||
|
|
(ULONG)Status );
|
||
|
|
|
||
|
|
DbgBreakPoint();
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, section mapped, pViewBase = %p\n",
|
||
|
|
uCrtThreadId,
|
||
|
|
pViewBase );
|
||
|
|
*/
|
||
|
|
|
||
|
|
// DbgBreakPoint();
|
||
|
|
|
||
|
|
ASSERT( liSectionOffset.QuadPart == 0 );
|
||
|
|
ASSERT( sizeView == SECTMAP_TEST_FILE_SIZE );
|
||
|
|
ASSERT( pViewBase != NULL );
|
||
|
|
|
||
|
|
//
|
||
|
|
// touch some of the pages
|
||
|
|
//
|
||
|
|
|
||
|
|
uPagesNo = (ULONG)sizeView / PAGE_SIZE;
|
||
|
|
pAfterLastValidPage = (PVOID)( (ULONG_PTR)pViewBase + uPagesNo * PAGE_SIZE );
|
||
|
|
|
||
|
|
KeQuerySystemTime (&CurrentTime);
|
||
|
|
puCrtUlong = (PULONG)( (ULONG_PTR)pViewBase + (CurrentTime.LowPart % 5) * PAGE_SIZE );
|
||
|
|
|
||
|
|
while( (ULONG_PTR)puCrtUlong < (ULONG_PTR)pAfterLastValidPage )
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, touching page %p\n",
|
||
|
|
uCrtThreadId,
|
||
|
|
puCrtUlong );
|
||
|
|
*/
|
||
|
|
|
||
|
|
*puCrtUlong = CurrentTime.LowPart;
|
||
|
|
|
||
|
|
KeQuerySystemTime (&CurrentTime);
|
||
|
|
puCrtUlong = (PULONG)( (ULONG_PTR)puCrtUlong + (CurrentTime.LowPart % 5 + 1) * PAGE_SIZE );
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// clean-up
|
||
|
|
//
|
||
|
|
|
||
|
|
//
|
||
|
|
// un-map the section
|
||
|
|
//
|
||
|
|
|
||
|
|
/*
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, MmUnmapViewInSystemSpace pViewBase = %p\n",
|
||
|
|
uCrtThreadId,
|
||
|
|
pViewBase );
|
||
|
|
*/
|
||
|
|
|
||
|
|
Status = MmUnmapViewInSystemSpace(
|
||
|
|
pViewBase );
|
||
|
|
|
||
|
|
if( ! NT_SUCCESS( Status ) )
|
||
|
|
{
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, MmUnmapViewInSystemSpace failed %X\n",
|
||
|
|
uCrtThreadId,
|
||
|
|
(ULONG)Status );
|
||
|
|
|
||
|
|
DbgBreakPoint();
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// dereference the section object
|
||
|
|
//
|
||
|
|
|
||
|
|
/*
|
||
|
|
DbgPrint( "buggy: TdSectionMapTestSystemSpace: thread %u, dereference section at %p\n",
|
||
|
|
uCrtThreadId,
|
||
|
|
pSectionObject );
|
||
|
|
*/
|
||
|
|
|
||
|
|
ObDereferenceObject( pSectionObject );
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif // #if !SECTMAP_ACTIVE
|
||
|
|
|