[tfaber] 73059: [NTDLL_APITEST] - Add tests for NtWriteFile with buffer sizes larger than an MDL can describe. CORE-12132
29 Oct
2016
29 Oct
'16
11:39 a.m.
Author: tfaber
Date: Sat Oct 29 11:39:07 2016
New Revision: 73059
URL: http://svn.reactos.org/svn/reactos?rev=73059&view=rev
Log:
[NTDLL_APITEST]
- Add tests for NtWriteFile with buffer sizes larger than an MDL can describe.
CORE-12132
Added:
trunk/rostests/apitests/ntdll/NtWriteFile.c (with props)
Modified:
trunk/rostests/apitests/ntdll/CMakeLists.txt
trunk/rostests/apitests/ntdll/testlist.c
Modified: trunk/rostests/apitests/ntdll/CMakeLists.txt
URL:
http://svn.reactos.org/svn/reactos/trunk/rostests/apitests/ntdll/CMakeLists…
==============================================================================
--- trunk/rostests/apitests/ntdll/CMakeLists.txt [iso-8859-1] (original)
+++ trunk/rostests/apitests/ntdll/CMakeLists.txt [iso-8859-1] Sat Oct 29 11:39:07 2016
@@ -20,6 +20,7 @@
NtQueryVolumeInformationFile.c
NtSaveKey.c
NtSetValueKey.c
+ NtWriteFile.c
RtlAllocateHeap.c
RtlBitmap.c
RtlCopyMappedMemory.c
Added: trunk/rostests/apitests/ntdll/NtWriteFile.c
URL:
http://svn.reactos.org/svn/reactos/trunk/rostests/apitests/ntdll/NtWriteFil…
==============================================================================
--- trunk/rostests/apitests/ntdll/NtWriteFile.c (added)
+++ trunk/rostests/apitests/ntdll/NtWriteFile.c [iso-8859-1] Sat Oct 29 11:39:07 2016
@@ -0,0 +1,223 @@
+/*
+ * PROJECT: ReactOS API tests
+ * LICENSE: LGPLv2.1+ - See COPYING.LIB in the top level directory
+ * PURPOSE: Test for NtWriteFile
+ * PROGRAMMER: Thomas Faber <thomas.faber(a)reactos.org>
+ */
+
+#include <apitest.h>
+
+#define WIN32_NO_STATUS
+#include <winreg.h>
+#include <ndk/cmfuncs.h>
+#include <ndk/iofuncs.h>
+#include <ndk/mmfuncs.h>
+#include <ndk/obfuncs.h>
+#include <ndk/psfuncs.h>
+#include <ndk/rtlfuncs.h>
+
+static
+BOOL
+Is64BitSystem(VOID)
+{
+#ifdef _WIN64
+ return TRUE;
+#else
+ NTSTATUS Status;
+ ULONG_PTR IsWow64;
+
+ Status = NtQueryInformationProcess(NtCurrentProcess(),
+ ProcessWow64Information,
+ &IsWow64,
+ sizeof(IsWow64),
+ NULL);
+ if (NT_SUCCESS(Status))
+ {
+ return IsWow64 != 0;
+ }
+
+ return FALSE;
+#endif
+}
+
+static
+ULONG
+SizeOfMdl(VOID)
+{
+ return Is64BitSystem() ? 48 : 28;
+}
+
+START_TEST(NtWriteFile)
+{
+ NTSTATUS Status;
+ HANDLE FileHandle;
+ UNICODE_STRING FileName =
RTL_CONSTANT_STRING(L"\\SystemRoot\\ntdll-apitest-NtWriteFile-test.bin");
+ PVOID Buffer;
+ SIZE_T BufferSize;
+ LARGE_INTEGER ByteOffset;
+ OBJECT_ATTRIBUTES ObjectAttributes;
+ IO_STATUS_BLOCK IoStatus;
+ FILE_DISPOSITION_INFORMATION DispositionInfo;
+ ULONG TooLargeDataSize = (MAXUSHORT + 1 - SizeOfMdl()) / sizeof(ULONG_PTR) *
PAGE_SIZE; // 0x3FF9000 on x86
+ ULONG LargeMdlMaxDataSize = TooLargeDataSize - PAGE_SIZE;
+
+ trace("System is %d bits, Size of MDL: %lu\n", Is64BitSystem() ? 64 : 32,
SizeOfMdl());
+ trace("Max MDL data size: 0x%lx bytes\n", LargeMdlMaxDataSize);
+
+ ByteOffset.QuadPart = 0;
+
+ Buffer = NULL;
+ BufferSize = TooLargeDataSize;
+ Status = NtAllocateVirtualMemory(NtCurrentProcess(),
+ &Buffer,
+ 0,
+ &BufferSize,
+ MEM_RESERVE | MEM_COMMIT,
+ PAGE_READONLY);
+ if (!NT_SUCCESS(Status))
+ {
+ skip("Failed to allocate memory, status %lx\n", Status);
+ return;
+ }
+
+ InitializeObjectAttributes(&ObjectAttributes,
+ &FileName,
+ OBJ_CASE_INSENSITIVE,
+ NULL,
+ NULL);
+ Status = NtCreateFile(&FileHandle,
+ FILE_WRITE_DATA | DELETE | SYNCHRONIZE,
+ &ObjectAttributes,
+ &IoStatus,
+ NULL,
+ 0,
+ 0,
+ FILE_SUPERSEDE,
+ FILE_NON_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT |
+ FILE_NO_INTERMEDIATE_BUFFERING,
+ NULL,
+ 0);
+ ok_hex(Status, STATUS_SUCCESS);
+
+ /* non-cached, max size -- succeeds */
+ Status = NtWriteFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatus,
+ Buffer,
+ LargeMdlMaxDataSize - PAGE_SIZE,
+ &ByteOffset,
+ NULL);
+ ok_hex(Status, STATUS_SUCCESS);
+
+ /* non-cached, max size -- succeeds */
+ Status = NtWriteFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatus,
+ Buffer,
+ LargeMdlMaxDataSize,
+ &ByteOffset,
+ NULL);
+ ok_hex(Status, STATUS_SUCCESS);
+
+ /* non-cached, too large -- fails to allocate MDL
+ * Note: this returns STATUS_SUCCESS on Win7 -- higher MDL size limit */
+ Status = NtWriteFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatus,
+ Buffer,
+ LargeMdlMaxDataSize + PAGE_SIZE,
+ &ByteOffset,
+ NULL);
+ ok_hex(Status, STATUS_INSUFFICIENT_RESOURCES);
+
+ /* non-cached, unaligned -- fails with invalid parameter */
+ Status = NtWriteFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatus,
+ Buffer,
+ LargeMdlMaxDataSize + 1,
+ &ByteOffset,
+ NULL);
+ ok_hex(Status, STATUS_INVALID_PARAMETER);
+
+ DispositionInfo.DeleteFile = TRUE;
+ Status = NtSetInformationFile(FileHandle,
+ &IoStatus,
+ &DispositionInfo,
+ sizeof(DispositionInfo),
+ FileDispositionInformation);
+ ok_hex(Status, STATUS_SUCCESS);
+ Status = NtClose(FileHandle);
+ ok_hex(Status, STATUS_SUCCESS);
+
+ Status = NtCreateFile(&FileHandle,
+ FILE_WRITE_DATA | DELETE | SYNCHRONIZE,
+ &ObjectAttributes,
+ &IoStatus,
+ NULL,
+ 0,
+ 0,
+ FILE_SUPERSEDE,
+ FILE_NON_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT,
+ NULL,
+ 0);
+ ok_hex(Status, STATUS_SUCCESS);
+
+ /* cached: succeeds with arbitrary length */
+ Status = NtWriteFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatus,
+ Buffer,
+ LargeMdlMaxDataSize,
+ &ByteOffset,
+ NULL);
+ ok_hex(Status, STATUS_SUCCESS);
+
+ Status = NtWriteFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatus,
+ Buffer,
+ LargeMdlMaxDataSize + 1,
+ &ByteOffset,
+ NULL);
+ ok_hex(Status, STATUS_SUCCESS);
+
+ Status = NtWriteFile(FileHandle,
+ NULL,
+ NULL,
+ NULL,
+ &IoStatus,
+ Buffer,
+ TooLargeDataSize,
+ &ByteOffset,
+ NULL);
+ ok_hex(Status, STATUS_SUCCESS);
+
+ DispositionInfo.DeleteFile = TRUE;
+ Status = NtSetInformationFile(FileHandle,
+ &IoStatus,
+ &DispositionInfo,
+ sizeof(DispositionInfo),
+ FileDispositionInformation);
+ ok_hex(Status, STATUS_SUCCESS);
+ Status = NtClose(FileHandle);
+ ok_hex(Status, STATUS_SUCCESS);
+
+ Status = NtFreeVirtualMemory(NtCurrentProcess(),
+ &Buffer,
+ &BufferSize,
+ MEM_RELEASE);
+ ok_hex(Status, STATUS_SUCCESS);
+}
Propchange: trunk/rostests/apitests/ntdll/NtWriteFile.c
------------------------------------------------------------------------------
svn:eol-style = native
Modified: trunk/rostests/apitests/ntdll/testlist.c
URL:
http://svn.reactos.org/svn/reactos/trunk/rostests/apitests/ntdll/testlist.c…
==============================================================================
--- trunk/rostests/apitests/ntdll/testlist.c [iso-8859-1] (original)
+++ trunk/rostests/apitests/ntdll/testlist.c [iso-8859-1] Sat Oct 29 11:39:07 2016
@@ -24,6 +24,7 @@
extern void func_NtSaveKey(void);
extern void func_NtSetValueKey(void);
extern void func_NtSystemInformation(void);
+extern void func_NtWriteFile(void);
extern void func_RtlAllocateHeap(void);
extern void func_RtlBitmap(void);
extern void func_RtlCopyMappedMemory(void);
@@ -70,6 +71,7 @@
{ "NtSaveKey", func_NtSaveKey},
{ "NtSetValueKey", func_NtSetValueKey},
{ "NtSystemInformation", func_NtSystemInformation },
+ { "NtWriteFile", func_NtWriteFile },
{ "RtlAllocateHeap", func_RtlAllocateHeap },
{ "RtlBitmapApi", func_RtlBitmap },
{ "RtlCopyMappedMemory", func_RtlCopyMappedMemory },
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