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reactos/modules/rostests/kmtests/ntos_mm/ZwMapViewOfSection.c
Serge Gautherie a4859bf283 [KMTESTS:MM] Fix 'PAGE_NOACCESS' copypasta, in an error string 
ROSTESTS-110
2018-11-03 16:36:24 +01:00

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/*
* PROJECT: ReactOS kernel-mode tests
* LICENSE: GPLv2+ - See COPYING in the top level directory
* PURPOSE: Kernel-Mode Test Suite ZwMapViewOfSection
* PROGRAMMER: Nikolay Borisov <nib9@aber.ac.uk>
*/
#include <kmt_test.h>
#define IGNORE -99
#define NEW_CONTENT "NewContent"
#define NEW_CONTENT_LEN sizeof(NEW_CONTENT)
static UNICODE_STRING FileReadOnlyPath = RTL_CONSTANT_STRING(L"\\SystemRoot\\system32\\ntdll.dll");
static UNICODE_STRING NtosImgPath = RTL_CONSTANT_STRING(L"\\SystemRoot\\system32\\ntoskrnl.exe");
static UNICODE_STRING WritableFilePath = RTL_CONSTANT_STRING(L"\\SystemRoot\\kmtest-MmSection.txt");
static UNICODE_STRING SharedSectionName = RTL_CONSTANT_STRING(L"\\BaseNamedObjects\\kmtest-SharedSection");
extern const char TestString[];
extern const ULONG TestStringSize;
static OBJECT_ATTRIBUTES NtdllObject;
static OBJECT_ATTRIBUTES KmtestFileObject;
static OBJECT_ATTRIBUTES NtoskrnlFileObject;
#define TestMapView(SectionHandle, ProcessHandle, BaseAddress2, ZeroBits, CommitSize, SectionOffset, ViewSize2, InheritDisposition, AllocationType, Win32Protect, MapStatus, UnmapStatus) do \
{ \
Status = ZwMapViewOfSection(SectionHandle, ProcessHandle, BaseAddress2, ZeroBits, CommitSize, SectionOffset, ViewSize2, InheritDisposition, AllocationType, Win32Protect); \
ok_eq_hex(Status, MapStatus); \
if (NT_SUCCESS(Status)) \
{ \
Status = ZwUnmapViewOfSection(ProcessHandle, BaseAddress); \
if (UnmapStatus != IGNORE) ok_eq_hex(Status, UnmapStatus); \
*BaseAddress2 = NULL; \
*ViewSize2 = 0; \
} \
} while (0) \
#define MmTestMapView(Object, ProcessHandle, BaseAddress2, ZeroBits, CommitSize, SectionOffset, ViewSize2, InheritDisposition, AllocationType, Win32Protect, MapStatus, UnmapStatus) do \
{ \
Status = MmMapViewOfSection(Object, ProcessHandle, BaseAddress2, ZeroBits, CommitSize, SectionOffset, ViewSize2, InheritDisposition, AllocationType, Win32Protect); \
ok_eq_hex(Status, MapStatus); \
if (NT_SUCCESS(Status)) \
{ \
Status = MmUnmapViewOfSection(ProcessHandle, BaseAddress); \
if (UnmapStatus != IGNORE) ok_eq_hex(Status, UnmapStatus); \
*BaseAddress2 = NULL; \
*ViewSize2 = 0; \
} \
} while (0) \
#define CheckObject(Handle, Pointers, Handles) do \
{ \
PUBLIC_OBJECT_BASIC_INFORMATION ObjectInfo; \
Status = ZwQueryObject(Handle, ObjectBasicInformation, \
&ObjectInfo, sizeof ObjectInfo, NULL); \
ok_eq_hex(Status, STATUS_SUCCESS); \
ok_eq_ulong(ObjectInfo.PointerCount, Pointers); \
ok_eq_ulong(ObjectInfo.HandleCount, Handles); \
} while (0) \
static
VOID
KmtInitTestFiles(PHANDLE ReadOnlyFile, PHANDLE WriteOnlyFile, PHANDLE ExecutableFile)
{
NTSTATUS Status;
LARGE_INTEGER FileOffset;
IO_STATUS_BLOCK IoStatusBlock;
//INIT THE READ-ONLY FILE
Status = ZwCreateFile(ReadOnlyFile, GENERIC_READ, &NtdllObject, &IoStatusBlock, NULL, FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ, FILE_OPEN, FILE_NON_DIRECTORY_FILE, NULL, 0);
ok_eq_hex(Status, STATUS_SUCCESS);
ok(*ReadOnlyFile != NULL, "Couldn't acquire READONLY handle\n");
//INIT THE EXECUTABLE FILE
Status = ZwCreateFile(ExecutableFile, GENERIC_EXECUTE, &NtdllObject, &IoStatusBlock, NULL, FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ, FILE_OPEN, FILE_NON_DIRECTORY_FILE, NULL, 0);
ok_eq_hex(Status, STATUS_SUCCESS);
ok(*ExecutableFile != NULL, "Couldn't acquire EXECUTE handle\n");
//INIT THE WRITE-ONLY FILE
//TODO: Delete the file when the tests are all executed
Status = ZwCreateFile(WriteOnlyFile, (GENERIC_WRITE | SYNCHRONIZE), &KmtestFileObject, &IoStatusBlock, NULL, FILE_ATTRIBUTE_NORMAL, FILE_SHARE_WRITE, FILE_SUPERSEDE, (FILE_NON_DIRECTORY_FILE | FILE_DELETE_ON_CLOSE), NULL, 0);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_ulongptr(IoStatusBlock.Information, FILE_CREATED);
ok(*WriteOnlyFile != NULL, "WriteOnlyFile is NULL\n");
if (!skip(*WriteOnlyFile != NULL, "No WriteOnlyFile\n"))
{
FileOffset.QuadPart = 0;
Status = ZwWriteFile(*WriteOnlyFile, NULL, NULL, NULL, &IoStatusBlock, (PVOID)TestString, TestStringSize, &FileOffset, NULL);
ok(Status == STATUS_SUCCESS || Status == STATUS_PENDING, "Status = 0x%08lx\n", Status);
Status = ZwWaitForSingleObject(*WriteOnlyFile, FALSE, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_ulongptr(IoStatusBlock.Information, TestStringSize);
}
}
static
VOID
SimpleErrorChecks(HANDLE FileHandleReadOnly, HANDLE FileHandleWriteOnly, HANDLE ExecutableImg)
{
NTSTATUS Status;
HANDLE WriteSectionHandle;
HANDLE ReadOnlySection;
HANDLE PageFileSectionHandle;
LARGE_INTEGER MaximumSize;
LARGE_INTEGER SectionOffset;
SIZE_T AllocSize = TestStringSize;
SIZE_T ViewSize = 0;
PVOID BaseAddress = NULL;
PVOID AllocBase = NULL;
MaximumSize.QuadPart = TestStringSize;
//Used for parameters working on file-based section
Status = ZwCreateSection(&WriteSectionHandle, SECTION_ALL_ACCESS, NULL, &MaximumSize, PAGE_READWRITE, SEC_COMMIT, FileHandleWriteOnly);
ok_eq_hex(Status, STATUS_SUCCESS);
Status = ZwCreateSection(&ReadOnlySection, SECTION_ALL_ACCESS, NULL, &MaximumSize, PAGE_READONLY, SEC_COMMIT, FileHandleReadOnly);
ok_eq_hex(Status, STATUS_SUCCESS);
//Used for parameters taking effect only on page-file backed section
MaximumSize.QuadPart = 5 * MM_ALLOCATION_GRANULARITY;
Status = ZwCreateSection(&PageFileSectionHandle, SECTION_ALL_ACCESS, NULL, &MaximumSize, PAGE_READWRITE, SEC_COMMIT, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
MaximumSize.QuadPart = TestStringSize;
//section handle
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView((HANDLE)(ULONG_PTR)0xDEADBEEFDEADBEEFull, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_HANDLE, IGNORE);
TestMapView(INVALID_HANDLE_VALUE, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_OBJECT_TYPE_MISMATCH, IGNORE);
TestMapView(NULL, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_HANDLE, IGNORE);
//process handle
TestMapView(WriteSectionHandle, (HANDLE)(ULONG_PTR)0xDEADBEEFDEADBEEFull, &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_HANDLE, IGNORE);
TestMapView(WriteSectionHandle, (HANDLE)NULL, &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_HANDLE, IGNORE);
//base address
BaseAddress = (PVOID)(ULONG_PTR)0x00567A20;
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_MAPPED_ALIGNMENT, IGNORE);
BaseAddress = (PVOID)(ULONG_PTR)0x60000000;
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
BaseAddress = (PVOID)((char *)MmSystemRangeStart + 200);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_PARAMETER_3, IGNORE);
//invalid section handle AND unaligned base address
BaseAddress = (PVOID)(ULONG_PTR)0x00567A20;
TestMapView((HANDLE)(ULONG_PTR)0xDEADBEEFDEADBEEFull, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_HANDLE, IGNORE);
//invalid process handle AND unaligned base address
BaseAddress = (PVOID)(ULONG_PTR)0x00567A20;
TestMapView(WriteSectionHandle, (HANDLE)(ULONG_PTR)0xDEADBEEFDEADBEEFull, &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_HANDLE, IGNORE);
//try mapping section to an already mapped address
Status = ZwAllocateVirtualMemory(NtCurrentProcess(), &AllocBase, 0, &AllocSize, MEM_COMMIT, PAGE_READWRITE);
if (!skip(NT_SUCCESS(Status), "Cannot allocate memory\n"))
{
BaseAddress = AllocBase;
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_CONFLICTING_ADDRESSES, IGNORE);
Status = ZwFreeVirtualMemory(NtCurrentProcess(), &AllocBase, &AllocSize, MEM_RELEASE);
ok_eq_hex(Status, STATUS_SUCCESS);
}
//zero bits
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 1, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 5, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, -1, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_PARAMETER_4, IGNORE);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 20, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_NO_MEMORY, IGNORE);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 21, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_NO_MEMORY, IGNORE);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 22, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_PARAMETER_4, IGNORE);
//commit size
TestMapView(PageFileSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 500, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView(PageFileSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView(PageFileSectionHandle, NtCurrentProcess(), &BaseAddress, 0, -1, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_PARAMETER_5, IGNORE);
TestMapView(PageFileSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0x10000000, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_PARAMETER_5, IGNORE);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 500, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_PARAMETER_5, IGNORE);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 500, NULL, &ViewSize, ViewUnmap, MEM_RESERVE, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
//section offset
SectionOffset.QuadPart = 0;
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, &SectionOffset, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
ok_eq_ulonglong(SectionOffset.QuadPart, 0);
SectionOffset.QuadPart = 0x00040211; //MSDN is wrong, in w2k3 the ZwMapViewOfSection doesn't align offsets automatically
TestMapView(PageFileSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 500, &SectionOffset, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_MAPPED_ALIGNMENT, IGNORE);
SectionOffset.QuadPart = -1;
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, &SectionOffset, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_MAPPED_ALIGNMENT, IGNORE);
//View Size
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
ViewSize = -1;
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_PARAMETER_3, IGNORE);
ViewSize = TestStringSize+1;
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_VIEW_SIZE, IGNORE);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, MEM_RESERVE, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
ViewSize = TestStringSize;
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
ViewSize = TestStringSize-1;
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
//allocation type
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, MEM_RESERVE, PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView(PageFileSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, MEM_RESERVE, PAGE_READWRITE, STATUS_INVALID_PARAMETER_9, STATUS_SUCCESS);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, (MEM_RESERVE | MEM_COMMIT), PAGE_READWRITE, STATUS_INVALID_PARAMETER_9, IGNORE);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, (MEM_LARGE_PAGES | MEM_RESERVE), PAGE_READWRITE, STATUS_SUCCESS, STATUS_SUCCESS);
//win32protect
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READONLY, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_NOACCESS, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_EXECUTE_WRITECOPY, STATUS_SECTION_PROTECTION, IGNORE);
TestMapView(ReadOnlySection, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_SECTION_PROTECTION, IGNORE);
TestMapView(ReadOnlySection, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_WRITECOPY, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView(ReadOnlySection, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_EXECUTE_READ, STATUS_SECTION_PROTECTION, IGNORE);
TestMapView(ReadOnlySection, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_EXECUTE, STATUS_SECTION_PROTECTION, IGNORE);
TestMapView(ReadOnlySection, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_READONLY, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView(ReadOnlySection, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, PAGE_NOACCESS, STATUS_SUCCESS, STATUS_SUCCESS);
TestMapView(ReadOnlySection, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, 0, (PAGE_READWRITE | PAGE_READONLY), STATUS_INVALID_PAGE_PROTECTION, IGNORE);
TestMapView(ReadOnlySection, NtCurrentProcess(), &BaseAddress, 0, 0, NULL, &ViewSize, ViewUnmap, MEM_RESERVE, PAGE_READONLY, STATUS_SECTION_PROTECTION, IGNORE);
ZwClose(WriteSectionHandle);
ZwClose(PageFileSectionHandle);
ZwClose(ReadOnlySection);
}
static
VOID
AdvancedErrorChecks(HANDLE FileHandleReadOnly, HANDLE FileHandleWriteOnly)
{
NTSTATUS Status;
PVOID BaseAddress;
HANDLE FileSectionHandle;
LARGE_INTEGER SectionOffset;
LARGE_INTEGER MaximumSize;
SIZE_T ViewSize = 0;
PVOID SectionObject;
MaximumSize.QuadPart = TestStringSize;
//Used for parameters working on file-based section
Status = ZwCreateSection(&FileSectionHandle, SECTION_ALL_ACCESS, NULL, &MaximumSize, PAGE_READWRITE, SEC_COMMIT, FileHandleWriteOnly);
ok_eq_hex(Status, STATUS_SUCCESS);
Status = ObReferenceObjectByHandle(FileSectionHandle,
STANDARD_RIGHTS_ALL,
NULL,
KernelMode,
&SectionObject,
NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
//Bypassing Zw function calls mean bypassing the alignment checks which are not crucial for the branches being tested here
//test first conditional branch
ViewSize = -1;
MmTestMapView(SectionObject, PsGetCurrentProcess(), &BaseAddress, 0, TestStringSize, &SectionOffset, &ViewSize, ViewUnmap, MEM_RESERVE, PAGE_READWRITE, STATUS_INVALID_VIEW_SIZE, IGNORE);
//test second conditional branch
ViewSize = 1;
SectionOffset.QuadPart = TestStringSize;
MmTestMapView(SectionObject, PsGetCurrentProcess(), &BaseAddress, 0, TestStringSize, &SectionOffset, &ViewSize, ViewUnmap, 0, PAGE_READWRITE, STATUS_INVALID_VIEW_SIZE, IGNORE);
ObDereferenceObject(SectionObject);
ZwClose(FileSectionHandle);
}
static
SIZE_T
CompareFileContents(HANDLE FileHandle, ULONG BufferLength, PVOID Buffer)
{
NTSTATUS Status;
LARGE_INTEGER ByteOffset;
IO_STATUS_BLOCK IoStatusBlock;
PVOID FileContent;
SIZE_T Match;
Match = 0;
ByteOffset.QuadPart = 0;
FileContent = ExAllocatePoolWithTag(PagedPool, BufferLength, 'Test');
if (!skip((FileContent != NULL), "Error allocating memory for FileContent\n"))
{
Status = ZwReadFile(FileHandle, NULL, NULL, NULL, &IoStatusBlock, FileContent, BufferLength, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_ulongptr(IoStatusBlock.Information, BufferLength);
Match = 0;
Match = RtlCompareMemory(FileContent, Buffer, BufferLength);
ExFreePoolWithTag(FileContent, 'Test');
}
return Match;
}
static
VOID
NTAPI
SystemProcessWorker(PVOID StartContext)
{
NTSTATUS Status;
PVOID BaseAddress;
HANDLE SectionHandle;
SIZE_T ViewSize;
SIZE_T Match;
LARGE_INTEGER SectionOffset;
OBJECT_ATTRIBUTES ObjectAttributes;
UNREFERENCED_PARAMETER(StartContext);
BaseAddress = NULL;
ViewSize = TestStringSize;
SectionOffset.QuadPart = 0;
InitializeObjectAttributes(&ObjectAttributes, &SharedSectionName, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
Status = ZwOpenSection(&SectionHandle, SECTION_ALL_ACCESS, &ObjectAttributes);
if (!skip(NT_SUCCESS(Status), "Error acquiring handle to section. Error = %p\n", Status))
{
CheckObject(SectionHandle, 4, 2);
Status = ZwMapViewOfSection(SectionHandle, NtCurrentProcess(), &BaseAddress, 0, TestStringSize, &SectionOffset, &ViewSize, ViewUnmap, 0, PAGE_READWRITE);
//make sure ZwMapViewofSection doesn't touch the section ref counts.
CheckObject(SectionHandle, 4, 2);
if (!skip(NT_SUCCESS(Status), "Error mapping page file view in system process. Error = %p\n", Status))
{
Match = RtlCompareMemory(BaseAddress, TestString, TestStringSize);
ok_eq_size(Match, TestStringSize);
RtlCopyMemory(BaseAddress, NEW_CONTENT, NEW_CONTENT_LEN);
ZwUnmapViewOfSection(NtCurrentProcess(), BaseAddress);
//make sure ZwMapViewofSection doesn't touch the section ref counts.
CheckObject(SectionHandle, 4, 2);
}
ZwClose(SectionHandle);
}
PsTerminateSystemThread(STATUS_SUCCESS);
}
static
VOID
BehaviorChecks(HANDLE FileHandleReadOnly, HANDLE FileHandleWriteOnly)
{
NTSTATUS Status;
PVOID BaseAddress = NULL;
PVOID ThreadObject;
HANDLE WriteSectionHandle;
HANDLE SysThreadHandle;
OBJECT_ATTRIBUTES ObjectAttributes;
LARGE_INTEGER SectionOffset;
LARGE_INTEGER MaximumSize;
SIZE_T Match;
SIZE_T ViewSize = 0;
InitializeObjectAttributes(&ObjectAttributes, &SharedSectionName, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
MaximumSize.QuadPart = TestStringSize;
SectionOffset.QuadPart = 0;
Status = ZwCreateSection(&WriteSectionHandle, SECTION_ALL_ACCESS, &ObjectAttributes, &MaximumSize, PAGE_READWRITE, SEC_COMMIT, FileHandleWriteOnly);
CheckObject(WriteSectionHandle, 3, 1);
ok(NT_SUCCESS(Status), "Error creating write section from file. Error = %p\n", Status);
//check for section reading/writing by comparing section content to a well-known value.
Status = ZwMapViewOfSection(WriteSectionHandle, NtCurrentProcess() ,&BaseAddress, 0, 0, &SectionOffset, &ViewSize, ViewUnmap, 0, PAGE_READWRITE);
CheckObject(WriteSectionHandle, 3, 1);
if (!skip(NT_SUCCESS(Status), "Error mapping view with READ/WRITE priv. Error = %p\n", Status))
{
Match = RtlCompareMemory(BaseAddress, TestString, TestStringSize);
ok_eq_size(Match, TestStringSize);
//now check writing to section
RtlCopyMemory(BaseAddress, NEW_CONTENT, NEW_CONTENT_LEN);
Match = RtlCompareMemory(BaseAddress, NEW_CONTENT, NEW_CONTENT_LEN);
ok_eq_size(Match, NEW_CONTENT_LEN);
//check to see if the contents have been flushed to the actual file on disk.
Match = CompareFileContents(FileHandleWriteOnly, NEW_CONTENT_LEN, NEW_CONTENT);
ok_eq_size(Match, NEW_CONTENT_LEN);
//bring everything back to normal
RtlCopyMemory(BaseAddress, TestString, TestStringSize);
//Initiate an external thread to modify the file
InitializeObjectAttributes(&ObjectAttributes, NULL, OBJ_KERNEL_HANDLE, NULL, NULL);
Status = PsCreateSystemThread(&SysThreadHandle, STANDARD_RIGHTS_ALL, &ObjectAttributes, NULL, NULL, SystemProcessWorker, NULL);
if (!skip(NT_SUCCESS(Status), "Error creating System thread. Error = %p\n", Status))
{
Status = ObReferenceObjectByHandle(SysThreadHandle, THREAD_ALL_ACCESS, *PsThreadType, KernelMode, &ThreadObject, NULL);
if (!skip(NT_SUCCESS(Status), "Error getting reference to System thread when testing file-backed section\n"))
{
//wait until the system thread actually terminates
KeWaitForSingleObject(ThreadObject, Executive, KernelMode, FALSE, NULL);
//no longer need the thread object
ObDereferenceObject(ThreadObject);
//test for bi-directional access to the shared page file
Match = RtlCompareMemory(BaseAddress, NEW_CONTENT, NEW_CONTENT_LEN);
ok_eq_size(Match, NEW_CONTENT_LEN);
//bring everything back to normal, again
RtlCopyMemory(BaseAddress, TestString, TestStringSize);
}
}
ZwUnmapViewOfSection(NtCurrentProcess(), BaseAddress);
}
//Try to write to read-only mapped view
BaseAddress = NULL;
ViewSize = 0;
SectionOffset.QuadPart = 0;
Status = ZwMapViewOfSection(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, &SectionOffset, &ViewSize, ViewUnmap, 0, PAGE_READONLY);
if (!skip(NT_SUCCESS(Status), "Error mapping view with READ priv. Error = %p\n", Status))
{
Match = RtlCompareMemory(BaseAddress, TestString, TestStringSize);
ok_eq_size(Match, TestStringSize);
KmtStartSeh()
RtlCopyMemory(BaseAddress, NEW_CONTENT, NEW_CONTENT_LEN);
KmtEndSeh(STATUS_ACCESS_VIOLATION);
ZwUnmapViewOfSection(NtCurrentProcess(), BaseAddress);
}
//try to access forbidden memory
BaseAddress = NULL;
ViewSize = 0;
SectionOffset.QuadPart = 0;
Status = ZwMapViewOfSection(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, &SectionOffset, &ViewSize, ViewUnmap, 0, PAGE_NOACCESS);
if (!skip(NT_SUCCESS(Status), "Error mapping view with PAGE_NOACCESS priv. Error = %p\n", Status))
{
KmtStartSeh()
RtlCompareMemory(BaseAddress, TestString, TestStringSize);
KmtEndSeh(STATUS_ACCESS_VIOLATION);
ZwUnmapViewOfSection(NtCurrentProcess(), BaseAddress);
}
//try to access guarded memory
BaseAddress = NULL;
ViewSize = 0;
SectionOffset.QuadPart = 0;
Status = ZwMapViewOfSection(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, 0, &SectionOffset, &ViewSize, ViewUnmap, 0, PAGE_GUARD | PAGE_READWRITE);
if (!skip(NT_SUCCESS(Status), "Error mapping view with PAGE_GUARD priv. Error = %p\n", Status))
{
KmtStartSeh()
RtlCompareMemory(BaseAddress, TestString, TestStringSize);
KmtEndSeh(STATUS_GUARD_PAGE_VIOLATION);
KmtStartSeh()
RtlCompareMemory(BaseAddress, TestString, TestStringSize);
KmtEndSeh(STATUS_SUCCESS);
ZwUnmapViewOfSection(NtCurrentProcess(), BaseAddress);
}
ZwClose(WriteSectionHandle);
//section created with sec_reserve should not be commited.
BaseAddress = NULL;
ViewSize = 0;
SectionOffset.QuadPart = 0;
Status = ZwCreateSection(&WriteSectionHandle, SECTION_ALL_ACCESS, &ObjectAttributes, &MaximumSize, PAGE_READWRITE, SEC_RESERVE, FileHandleWriteOnly);
if (!skip(NT_SUCCESS(Status), "Error creating page file section. Error = %p\n", Status))
{
Status = ZwMapViewOfSection(WriteSectionHandle, NtCurrentProcess(), &BaseAddress, 0, TestStringSize, &SectionOffset, &ViewSize, ViewUnmap, MEM_RESERVE, PAGE_READWRITE);
if (!skip(NT_SUCCESS(Status), "Error mapping page file view. Error = %p\n", Status))
{
//check also the SEC_COMMIT flag
/* This test proves that MSDN is once again wrong
* msdn.microsoft.com/en-us/library/windows/hardware/aa366537.aspx states that SEC_RESERVE
* should cause the allocated memory for the view to be reserved but in fact it is always committed.
* It fails also on windows.
*/
Test_NtQueryVirtualMemory(BaseAddress, PAGE_SIZE, MEM_COMMIT, PAGE_READWRITE);
ZwUnmapViewOfSection(NtCurrentProcess(), BaseAddress);
}
ZwClose(WriteSectionHandle);
}
}
static
VOID
PageFileBehaviorChecks()
{
NTSTATUS Status;
LARGE_INTEGER MaxSectionSize;
LARGE_INTEGER SectionOffset;
HANDLE PageFileSectionHandle;
PVOID BaseAddress;
SIZE_T ViewSize;
SIZE_T Match;
PVOID ThreadObject;
OBJECT_ATTRIBUTES ObjectAttributes;
MaxSectionSize.QuadPart = TestStringSize;
SectionOffset.QuadPart = 0;
PageFileSectionHandle = INVALID_HANDLE_VALUE;
BaseAddress = NULL;
ViewSize = TestStringSize;
InitializeObjectAttributes(&ObjectAttributes, &SharedSectionName, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
//test memory sharing between 2 different processes
Status = ZwCreateSection(&PageFileSectionHandle, SECTION_ALL_ACCESS, &ObjectAttributes, &MaxSectionSize, PAGE_READWRITE, SEC_COMMIT, NULL);
if (!skip(NT_SUCCESS(Status), "Error creating page file section. Error = %p\n", Status))
{
CheckObject(PageFileSectionHandle, 3, 1);
Status = ZwMapViewOfSection(PageFileSectionHandle, NtCurrentProcess(), &BaseAddress, 0, TestStringSize, &SectionOffset, &ViewSize, ViewUnmap, 0, PAGE_READWRITE);
if (!skip(NT_SUCCESS(Status), "Error mapping page file view. Error = %p\n", Status))
{
HANDLE SysThreadHandle;
CheckObject(PageFileSectionHandle, 3, 1);
//check also the SEC_COMMIT flag
Test_NtQueryVirtualMemory(BaseAddress, PAGE_SIZE, MEM_COMMIT, PAGE_READWRITE);
RtlCopyMemory(BaseAddress, TestString, TestStringSize);
InitializeObjectAttributes(&ObjectAttributes, NULL, OBJ_KERNEL_HANDLE, NULL, NULL);
Status = PsCreateSystemThread(&SysThreadHandle, STANDARD_RIGHTS_ALL, &ObjectAttributes, NULL, NULL, SystemProcessWorker, NULL);
if (!skip(NT_SUCCESS(Status), "Error creating System thread. Error = %p\n", Status))
{
Status = ObReferenceObjectByHandle(SysThreadHandle, THREAD_ALL_ACCESS, *PsThreadType, KernelMode, &ThreadObject, NULL);
if (!skip(NT_SUCCESS(Status), "Error getting reference to System thread when testing pagefile-backed section\n"))
{
//wait until the system thread actually terminates
KeWaitForSingleObject(ThreadObject, Executive, KernelMode, FALSE, NULL);
//no longer need the thread object
ObDereferenceObject(ThreadObject);
//test for bi-directional access to the shared page file
Match = RtlCompareMemory(BaseAddress, NEW_CONTENT, NEW_CONTENT_LEN);
ok_eq_size(Match, NEW_CONTENT_LEN);
}
}
ZwUnmapViewOfSection(NtCurrentProcess(), BaseAddress);
}
ZwClose(PageFileSectionHandle);
}
}
START_TEST(ZwMapViewOfSection)
{
HANDLE FileHandleReadOnly = NULL;
HANDLE FileHandleWriteOnly = NULL;
HANDLE ExecutableFileHandle = NULL;
InitializeObjectAttributes(&NtdllObject, &FileReadOnlyPath, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
InitializeObjectAttributes(&KmtestFileObject, &WritableFilePath, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
InitializeObjectAttributes(&NtoskrnlFileObject, &NtosImgPath, OBJ_CASE_INSENSITIVE | OBJ_KERNEL_HANDLE, NULL, NULL);
KmtInitTestFiles(&FileHandleReadOnly, &FileHandleWriteOnly, &ExecutableFileHandle);
SimpleErrorChecks(FileHandleReadOnly, FileHandleWriteOnly, ExecutableFileHandle);
AdvancedErrorChecks(FileHandleReadOnly, FileHandleWriteOnly);
BehaviorChecks(FileHandleReadOnly, FileHandleWriteOnly);
PageFileBehaviorChecks();
if (FileHandleReadOnly)
ZwClose(FileHandleReadOnly);
if (FileHandleWriteOnly)
ZwClose(FileHandleWriteOnly);
if (ExecutableFileHandle)
ZwClose(ExecutableFileHandle);
}
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