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winfsp/tst/winfsp-tests/rdwr-test.c
Bill Zissimopoulos 751eaa69df
update source copyright to 2022
2022-01-07 17:30:49 +00:00

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/**
* @file rdwr-test.c
*
* @copyright 2015-2022 Bill Zissimopoulos
*/
/*
* This file is part of WinFsp.
*
* You can redistribute it and/or modify it under the terms of the GNU
* General Public License version 3 as published by the Free Software
* Foundation.
*
* Licensees holding a valid commercial license may use this software
* in accordance with the commercial license agreement provided in
* conjunction with the software. The terms and conditions of any such
* commercial license agreement shall govern, supersede, and render
* ineffective any application of the GPLv3 license to this software,
* notwithstanding of any reference thereto in the software or
* associated repository.
*/
#include <winfsp/winfsp.h>
#include <tlib/testsuite.h>
#include <strsafe.h>
#include <time.h>
#include <VersionHelpers.h>
#include "memfs.h"
#include "winfsp-tests.h"
static void rdwr_dotest(ULONG Flags, PWSTR VolPrefix, PWSTR Prefix, ULONG FileInfoTimeout, DWORD CreateFlags)
{
void *memfs = memfs_start_ex(Flags, FileInfoTimeout);
HANDLE Handle;
BOOL Success;
WCHAR FilePath[MAX_PATH];
SYSTEM_INFO SystemInfo;
DWORD SectorsPerCluster;
DWORD BytesPerSector;
DWORD FreeClusters;
DWORD TotalClusters;
PVOID AllocBuffer[2], Buffer[2];
ULONG AllocBufferSize;
DWORD BytesTransferred;
DWORD FilePointer;
GetSystemInfo(&SystemInfo);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\",
VolPrefix ? L"" : L"\\\\?\\GLOBALROOT", VolPrefix ? VolPrefix : memfs_volumename(memfs));
Success = GetDiskFreeSpaceW(FilePath, &SectorsPerCluster, &BytesPerSector, &FreeClusters, &TotalClusters);
ASSERT(Success);
AllocBufferSize = 16 * SystemInfo.dwPageSize;
AllocBuffer[0] = _aligned_malloc(AllocBufferSize, SystemInfo.dwPageSize);
AllocBuffer[1] = _aligned_malloc(AllocBufferSize, SystemInfo.dwPageSize);
ASSERT(0 != AllocBuffer[0] && 0 != AllocBuffer[1]);
srand((unsigned)time(0));
for (PUINT8 Bgn = AllocBuffer[0], End = Bgn + AllocBufferSize; End > Bgn; Bgn++)
*Bgn = rand();
Buffer[0] = (PVOID)((PUINT8)AllocBuffer[0] + BytesPerSector);
Buffer[1] = (PVOID)((PUINT8)AllocBuffer[1] + BytesPerSector);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL | CreateFlags, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
FilePointer = SetFilePointer(Handle, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
Success = WriteFile(Handle, Buffer[0], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
FilePointer = SetFilePointer(Handle, 2 * BytesPerSector, 0, FILE_BEGIN);
ASSERT(2 * BytesPerSector == FilePointer);
Success = WriteFile(Handle, Buffer[0], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
FilePointer = SetFilePointer(Handle, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
FilePointer = SetFilePointer(Handle, 2 * BytesPerSector, 0, FILE_BEGIN);
ASSERT(2 * BytesPerSector == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
FilePointer = SetFilePointer(Handle, 2 * BytesPerSector, 0, FILE_BEGIN);
ASSERT(2 * BytesPerSector == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
FilePointer = SetFilePointer(Handle, 3 * BytesPerSector, 0, FILE_BEGIN);
ASSERT(3 * BytesPerSector == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(0 == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
FilePointer = SetFilePointer(Handle, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
Success = WriteFile(Handle, Buffer[0], 2 * SystemInfo.dwPageSize, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
FilePointer = SetFilePointer(Handle, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * SystemInfo.dwPageSize, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Buffer[0] = AllocBuffer[0];
Buffer[1] = AllocBuffer[0];
FilePointer = SetFilePointer(Handle, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
Success = WriteFile(Handle, Buffer[0], 2 * SystemInfo.dwPageSize, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
FilePointer = SetFilePointer(Handle, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * SystemInfo.dwPageSize, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
FilePointer = SetFilePointer(Handle, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
Success = WriteFile(Handle, Buffer[0], 2 * SystemInfo.dwPageSize + BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize + BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
FilePointer = SetFilePointer(Handle, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * SystemInfo.dwPageSize + BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize + BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Success = CloseHandle(Handle);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL | CreateFlags | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
FilePointer = SetFilePointer(Handle, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * SystemInfo.dwPageSize + BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize + BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Success = CloseHandle(Handle);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
OPEN_EXISTING, 0, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_FILE_NOT_FOUND == GetLastError());
_aligned_free(AllocBuffer[0]);
_aligned_free(AllocBuffer[1]);
memfs_stop(memfs);
}
static void rdwr_append_dotest(ULONG Flags, PWSTR VolPrefix, PWSTR Prefix, ULONG FileInfoTimeout, DWORD CreateFlags)
{
void *memfs = memfs_start_ex(Flags, FileInfoTimeout);
HANDLE Handle;
BOOL Success;
WCHAR FilePath[MAX_PATH];
SYSTEM_INFO SystemInfo;
DWORD SectorsPerCluster;
DWORD BytesPerSector;
DWORD FreeClusters;
DWORD TotalClusters;
PVOID AllocBuffer[2], Buffer[2];
ULONG AllocBufferSize;
DWORD BytesTransferred;
DWORD FilePointer;
GetSystemInfo(&SystemInfo);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\",
VolPrefix ? L"" : L"\\\\?\\GLOBALROOT", VolPrefix ? VolPrefix : memfs_volumename(memfs));
Success = GetDiskFreeSpaceW(FilePath, &SectorsPerCluster, &BytesPerSector, &FreeClusters, &TotalClusters);
ASSERT(Success);
AllocBufferSize = 16 * SystemInfo.dwPageSize;
AllocBuffer[0] = _aligned_malloc(AllocBufferSize, SystemInfo.dwPageSize);
AllocBuffer[1] = _aligned_malloc(AllocBufferSize, SystemInfo.dwPageSize);
ASSERT(0 != AllocBuffer[0] && 0 != AllocBuffer[1]);
srand((unsigned)time(0));
for (PUINT8 Bgn = AllocBuffer[0], End = Bgn + AllocBufferSize; End > Bgn; Bgn++)
*Bgn = rand();
Buffer[0] = (PVOID)((PUINT8)AllocBuffer[0] + BytesPerSector);
Buffer[1] = (PVOID)((PUINT8)AllocBuffer[1] + BytesPerSector);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle = CreateFileW(FilePath,
FILE_APPEND_DATA, FILE_SHARE_READ, 0,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL | CreateFlags, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
Success = WriteFile(Handle, Buffer[0], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
Success = WriteFile(Handle, (PUINT8)Buffer[0] + BytesPerSector, BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
Success = CloseHandle(Handle);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL | CreateFlags | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
FilePointer = SetFilePointer(Handle, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(2 * BytesPerSector == BytesTransferred);
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Success = CloseHandle(Handle);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
OPEN_EXISTING, 0, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_FILE_NOT_FOUND == GetLastError());
_aligned_free(AllocBuffer[0]);
_aligned_free(AllocBuffer[1]);
memfs_stop(memfs);
}
static void rdwr_overlapped_dotest(ULONG Flags, PWSTR VolPrefix, PWSTR Prefix, ULONG FileInfoTimeout, DWORD CreateFlags)
{
void *memfs = memfs_start_ex(Flags, FileInfoTimeout);
HANDLE Handle;
BOOL Success;
WCHAR FilePath[MAX_PATH];
SYSTEM_INFO SystemInfo;
DWORD SectorsPerCluster;
DWORD BytesPerSector;
DWORD FreeClusters;
DWORD TotalClusters;
PVOID AllocBuffer[2], Buffer[2];
ULONG AllocBufferSize;
DWORD BytesTransferred;
OVERLAPPED Overlapped;
GetSystemInfo(&SystemInfo);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\",
VolPrefix ? L"" : L"\\\\?\\GLOBALROOT", VolPrefix ? VolPrefix : memfs_volumename(memfs));
Success = GetDiskFreeSpaceW(FilePath, &SectorsPerCluster, &BytesPerSector, &FreeClusters, &TotalClusters);
ASSERT(Success);
AllocBufferSize = 16 * SystemInfo.dwPageSize;
AllocBuffer[0] = _aligned_malloc(AllocBufferSize, SystemInfo.dwPageSize);
AllocBuffer[1] = _aligned_malloc(AllocBufferSize, SystemInfo.dwPageSize);
ASSERT(0 != AllocBuffer[0] && 0 != AllocBuffer[1]);
srand((unsigned)time(0));
for (PUINT8 Bgn = AllocBuffer[0], End = Bgn + AllocBufferSize; End > Bgn; Bgn++)
*Bgn = rand();
Buffer[0] = (PVOID)((PUINT8)AllocBuffer[0] + BytesPerSector);
Buffer[1] = (PVOID)((PUINT8)AllocBuffer[1] + BytesPerSector);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
memset(&Overlapped, 0, sizeof Overlapped);
Overlapped.hEvent = CreateEvent(0, TRUE, FALSE, 0);
ASSERT(0 != Overlapped.hEvent);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
CREATE_NEW,
FILE_ATTRIBUTE_NORMAL | CreateFlags | FILE_FLAG_OVERLAPPED,
0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
Overlapped.Offset = 0;
Success = WriteFile(Handle, Buffer[0], BytesPerSector, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
Overlapped.Offset = 2 * BytesPerSector;
Success = WriteFile(Handle, Buffer[0], BytesPerSector, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
Overlapped.Offset = 0;
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], BytesPerSector, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Overlapped.Offset = 2 * BytesPerSector;
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], BytesPerSector, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Overlapped.Offset = 2 * BytesPerSector;
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * BytesPerSector, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Overlapped.Offset = 3 * BytesPerSector;
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], BytesPerSector, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError() || ERROR_HANDLE_EOF == GetLastError());
if (ERROR_HANDLE_EOF != GetLastError())
{
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(!Success && ERROR_HANDLE_EOF == GetLastError());
}
ASSERT(0 == BytesTransferred);
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Overlapped.Offset = 0;
Success = WriteFile(Handle, Buffer[0], 2 * SystemInfo.dwPageSize, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize == BytesTransferred);
Overlapped.Offset = 0;
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * SystemInfo.dwPageSize, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize == BytesTransferred);
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Buffer[0] = AllocBuffer[0];
Buffer[1] = AllocBuffer[0];
Overlapped.Offset = 0;
Success = WriteFile(Handle, Buffer[0], 2 * SystemInfo.dwPageSize, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize == BytesTransferred);
Overlapped.Offset = 0;
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * SystemInfo.dwPageSize, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize == BytesTransferred);
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Overlapped.Offset = 0;
Success = WriteFile(Handle, Buffer[0], 2 * SystemInfo.dwPageSize + BytesPerSector, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize + BytesPerSector == BytesTransferred);
Overlapped.Offset = 0;
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * SystemInfo.dwPageSize + BytesPerSector, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize + BytesPerSector == BytesTransferred);
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Success = CloseHandle(Handle);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL | CreateFlags | FILE_FLAG_OVERLAPPED | FILE_FLAG_DELETE_ON_CLOSE,
0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
Overlapped.Offset = 0;
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle, Buffer[1], 2 * SystemInfo.dwPageSize + BytesPerSector, &BytesTransferred, &Overlapped);
ASSERT(Success || ERROR_IO_PENDING == GetLastError());
Success = GetOverlappedResult(Handle, &Overlapped, &BytesTransferred, TRUE);
ASSERT(Success);
ASSERT(2 * SystemInfo.dwPageSize + BytesPerSector == BytesTransferred);
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Success = CloseHandle(Handle);
ASSERT(Success);
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
OPEN_EXISTING, 0, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_FILE_NOT_FOUND == GetLastError());
Success = CloseHandle(Overlapped.hEvent);
ASSERT(Success);
_aligned_free(AllocBuffer[0]);
_aligned_free(AllocBuffer[1]);
memfs_stop(memfs);
}
static void rdwr_mmap_dotest(ULONG Flags, PWSTR VolPrefix, PWSTR Prefix, ULONG FileInfoTimeout, DWORD CreateFlags,
BOOLEAN EarlyClose)
{
void *memfs = memfs_start_ex(Flags, FileInfoTimeout);
HANDLE Handle, Mapping;
PUINT8 MappedView;
BOOL Success;
WCHAR FilePath[MAX_PATH];
SYSTEM_INFO SystemInfo;
DWORD SectorsPerCluster;
DWORD BytesPerSector;
DWORD FreeClusters;
DWORD TotalClusters;
PUINT8 Buffer[2];
DWORD BytesTransferred;
DWORD FilePointer;
unsigned seed = (unsigned)time(0);
GetSystemInfo(&SystemInfo);
DWORD FileSize0 = 2 * SystemInfo.dwAllocationGranularity;
DWORD FileSize1 = 100;
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\",
VolPrefix ? L"" : L"\\\\?\\GLOBALROOT", VolPrefix ? VolPrefix : memfs_volumename(memfs));
Success = GetDiskFreeSpaceW(FilePath, &SectorsPerCluster, &BytesPerSector, &FreeClusters, &TotalClusters);
ASSERT(Success);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Buffer[0] = _aligned_malloc(BytesPerSector, BytesPerSector);
Buffer[1] = _aligned_malloc(BytesPerSector, BytesPerSector);
ASSERT(0 != Buffer[0] && 0 != Buffer[1]);
for (PUINT8 Bgn = Buffer[0], End = Bgn + BytesPerSector; End > Bgn; Bgn++)
*Bgn = (Bgn - Buffer[0]) & 0xff;
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL | CreateFlags, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
Mapping = CreateFileMappingW(Handle, 0, PAGE_READWRITE,
0, FileSize0 + FileSize1, 0);
ASSERT(0 != Mapping);
if (EarlyClose)
{
Success = CloseHandle(Handle);
ASSERT(Success);
}
MappedView = MapViewOfFile(Mapping, FILE_MAP_ALL_ACCESS, 0, 0, 0);
ASSERT(0 != MappedView);
srand(seed);
for (PUINT8 Bgn = MappedView + FileSize1 / 2, End = Bgn + FileSize0; End > Bgn; Bgn++)
*Bgn = rand() & 0xff;
Success = UnmapViewOfFile(MappedView);
ASSERT(Success);
MappedView = MapViewOfFile(Mapping, FILE_MAP_ALL_ACCESS, 0, 0, 0);
ASSERT(0 != MappedView);
srand(seed);
for (PUINT8 Bgn = MappedView + FileSize1 / 2, End = Bgn + FileSize0; End > Bgn; Bgn++)
ASSERT(*Bgn == (rand() & 0xff));
Success = UnmapViewOfFile(MappedView);
ASSERT(Success);
Success = CloseHandle(Mapping);
ASSERT(Success);
if (!EarlyClose)
{
Success = CloseHandle(Handle);
ASSERT(Success);
}
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL | CreateFlags, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
Mapping = CreateFileMappingW(Handle, 0, PAGE_READWRITE,
0, FileSize0 + FileSize1, 0);
ASSERT(0 != Mapping);
if (EarlyClose)
{
Success = CloseHandle(Handle);
ASSERT(Success);
}
MappedView = MapViewOfFile(Mapping, FILE_MAP_ALL_ACCESS, 0, 0, 0);
ASSERT(0 != MappedView);
srand(seed);
for (PUINT8 Bgn = MappedView + FileSize1 / 2, End = Bgn + FileSize0; End > Bgn; Bgn++)
ASSERT(*Bgn == (rand() & 0xff));
if (!EarlyClose)
{
FilePointer = SetFilePointer(Handle, FileSize0 / 2, 0, FILE_BEGIN);
ASSERT(FileSize0 / 2 == FilePointer);
Success = WriteFile(Handle, Buffer[0], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
}
Success = UnmapViewOfFile(MappedView);
ASSERT(Success);
Success = CloseHandle(Mapping);
ASSERT(Success);
if (!EarlyClose)
{
Success = CloseHandle(Handle);
ASSERT(Success);
}
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL | CreateFlags, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
Mapping = CreateFileMappingW(Handle, 0, PAGE_READWRITE,
0, FileSize0 + FileSize1, 0);
ASSERT(0 != Mapping);
if (EarlyClose)
{
Success = CloseHandle(Handle);
ASSERT(Success);
}
MappedView = MapViewOfFile(Mapping, FILE_MAP_ALL_ACCESS, 0, 0, 0);
ASSERT(0 != MappedView);
if (!EarlyClose)
{
FilePointer = SetFilePointer(Handle, FileSize0 / 2, 0, FILE_BEGIN);
ASSERT(FileSize0 / 2 == FilePointer);
memset(Buffer[1], 0, BytesPerSector);
Success = ReadFile(Handle, Buffer[1], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
}
srand(seed);
for (PUINT8 Bgn = MappedView + FileSize1 / 2, End = MappedView + FileSize0 / 2; End > Bgn; Bgn++)
ASSERT(*Bgn == (rand() & 0xff));
if (!EarlyClose)
ASSERT(0 == memcmp(Buffer[0], MappedView + FileSize0 / 2, BytesPerSector));
for (size_t i = 0; BytesPerSector > i; i++)
rand();
for (PUINT8 Bgn = MappedView + FileSize0 / 2 + BytesPerSector, End = MappedView + FileSize1 / 2 + FileSize0;
End > Bgn; Bgn++)
ASSERT(*Bgn == (rand() & 0xff));
Success = UnmapViewOfFile(MappedView);
ASSERT(Success);
Success = CloseHandle(Mapping);
ASSERT(Success);
if (!EarlyClose)
{
Success = CloseHandle(Handle);
ASSERT(Success);
}
Success = DeleteFileW(FilePath);
ASSERT(Success);
_aligned_free(Buffer[0]);
_aligned_free(Buffer[1]);
memfs_stop(memfs);
}
static void rdwr_mixed_dotest(ULONG Flags, PWSTR VolPrefix, PWSTR Prefix, ULONG FileInfoTimeout)
{
void *memfs = memfs_start_ex(Flags, FileInfoTimeout);
HANDLE Handle0, Handle1;
BOOL Success;
WCHAR FilePath[MAX_PATH];
SYSTEM_INFO SystemInfo;
DWORD SectorsPerCluster;
DWORD BytesPerSector;
DWORD FreeClusters;
DWORD TotalClusters;
PVOID AllocBuffer[2], Buffer[2];
ULONG AllocBufferSize;
DWORD BytesTransferred;
DWORD FilePointer;
GetSystemInfo(&SystemInfo);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\",
VolPrefix ? L"" : L"\\\\?\\GLOBALROOT", VolPrefix ? VolPrefix : memfs_volumename(memfs));
Success = GetDiskFreeSpaceW(FilePath, &SectorsPerCluster, &BytesPerSector, &FreeClusters, &TotalClusters);
ASSERT(Success);
AllocBufferSize = 16 * SystemInfo.dwPageSize;
AllocBuffer[0] = _aligned_malloc(AllocBufferSize, SystemInfo.dwPageSize);
AllocBuffer[1] = _aligned_malloc(AllocBufferSize, SystemInfo.dwPageSize);
ASSERT(0 != AllocBuffer[0] && 0 != AllocBuffer[1]);
srand((unsigned)time(0));
for (PUINT8 Bgn = AllocBuffer[0], End = Bgn + AllocBufferSize; End > Bgn; Bgn++)
*Bgn = rand();
Buffer[0] = (PVOID)((PUINT8)AllocBuffer[0] + BytesPerSector);
Buffer[1] = (PVOID)((PUINT8)AllocBuffer[1] + BytesPerSector);
StringCbPrintfW(FilePath, sizeof FilePath, L"%s%s\\file0",
Prefix ? L"" : L"\\\\?\\GLOBALROOT", Prefix ? Prefix : memfs_volumename(memfs));
Handle0 = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle0);
Handle1 = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL | FILE_FLAG_NO_BUFFERING, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle0);
FilePointer = SetFilePointer(Handle0, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
Success = WriteFile(Handle0, Buffer[0], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle0, 0, 0, FILE_CURRENT));
FilePointer = SetFilePointer(Handle1, 2 * BytesPerSector, 0, FILE_BEGIN);
ASSERT(2 * BytesPerSector == FilePointer);
Success = WriteFile(Handle1, Buffer[0], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle1, 0, 0, FILE_CURRENT));
FilePointer = SetFilePointer(Handle0, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle0, Buffer[1], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle0, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
FilePointer = SetFilePointer(Handle1, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle1, Buffer[1], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle1, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Success = CloseHandle(Handle0);
ASSERT(Success);
Success = CloseHandle(Handle1);
ASSERT(Success);
Success = DeleteFileW(FilePath);
ASSERT(Success);
Handle0 = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle0);
FilePointer = SetFilePointer(Handle0, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
Success = WriteFile(Handle0, Buffer[0], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle0, 0, 0, FILE_CURRENT));
FilePointer = SetFilePointer(Handle0, 2 * BytesPerSector, 0, FILE_BEGIN);
ASSERT(2 * BytesPerSector == FilePointer);
Success = WriteFile(Handle0, Buffer[0], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle0, 0, 0, FILE_CURRENT));
FilePointer = SetFilePointer(Handle0, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle0, Buffer[1], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle0, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Success = CloseHandle(Handle0);
ASSERT(Success);
Handle1 = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL | FILE_FLAG_NO_BUFFERING, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle0);
FilePointer = SetFilePointer(Handle1, 0, 0, FILE_BEGIN);
ASSERT(0 == FilePointer);
memset(AllocBuffer[1], 0, AllocBufferSize);
Success = ReadFile(Handle1, Buffer[1], BytesPerSector, &BytesTransferred, 0);
ASSERT(Success);
ASSERT(BytesPerSector == BytesTransferred);
ASSERT(FilePointer + BytesTransferred == SetFilePointer(Handle1, 0, 0, FILE_CURRENT));
ASSERT(0 == memcmp(Buffer[0], Buffer[1], BytesTransferred));
Success = CloseHandle(Handle1);
ASSERT(Success);
Success = DeleteFileW(FilePath);
ASSERT(Success);
_aligned_free(AllocBuffer[0]);
_aligned_free(AllocBuffer[1]);
memfs_stop(memfs);
}
void rdwr_noncached_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_dotest(-1, DriveBuf, DirBuf, 0, FILE_FLAG_NO_BUFFERING);
}
if (WinFspDiskTests)
{
rdwr_dotest(MemfsDisk, 0, 0, 1000, FILE_FLAG_NO_BUFFERING);
rdwr_dotest(MemfsDisk, 0, 0, INFINITE, FILE_FLAG_NO_BUFFERING);
}
if (WinFspNetTests)
{
rdwr_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, FILE_FLAG_NO_BUFFERING);
rdwr_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, FILE_FLAG_NO_BUFFERING);
}
}
/*
* According to NtCreateFile documentation the FILE_NO_INTERMEDIATE_BUFFERING flag
* "is incompatible with the DesiredAccess FILE_APPEND_DATA flag".
*/
#if 0
void rdwr_noncached_append_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_append_dotest(-1, DriveBuf, DirBuf, 0, FILE_FLAG_NO_BUFFERING);
}
if (WinFspDiskTests)
{
rdwr_append_dotest(MemfsDisk, 0, 0, 1000, FILE_FLAG_NO_BUFFERING);
rdwr_append_dotest(MemfsDisk, 0, 0, INFINITE, FILE_FLAG_NO_BUFFERING);
}
if (WinFspNetTests)
{
rdwr_append_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, FILE_FLAG_NO_BUFFERING);
rdwr_append_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, FILE_FLAG_NO_BUFFERING);
}
}
#endif
void rdwr_noncached_overlapped_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_overlapped_dotest(-1, DriveBuf, DirBuf, 0, FILE_FLAG_NO_BUFFERING);
}
if (WinFspDiskTests)
{
rdwr_overlapped_dotest(MemfsDisk, 0, 0, 1000, FILE_FLAG_NO_BUFFERING);
rdwr_overlapped_dotest(MemfsDisk, 0, 0, INFINITE, FILE_FLAG_NO_BUFFERING);
}
if (WinFspNetTests)
{
rdwr_overlapped_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, FILE_FLAG_NO_BUFFERING);
rdwr_overlapped_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, FILE_FLAG_NO_BUFFERING);
}
}
void rdwr_cached_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_dotest(-1, DriveBuf, DirBuf, 0, 0);
}
if (WinFspDiskTests)
{
rdwr_dotest(MemfsDisk, 0, 0, 1000, 0);
rdwr_dotest(MemfsDisk, 0, 0, INFINITE, 0);
}
if (WinFspNetTests)
{
rdwr_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, 0);
rdwr_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, 0);
}
}
void rdwr_cached_append_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_append_dotest(-1, DriveBuf, DirBuf, 0, 0);
}
if (WinFspDiskTests)
{
rdwr_append_dotest(MemfsDisk, 0, 0, 1000, 0);
rdwr_append_dotest(MemfsDisk, 0, 0, INFINITE, 0);
}
if (WinFspNetTests)
{
rdwr_append_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, 0);
rdwr_append_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, 0);
}
}
void rdwr_cached_overlapped_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_overlapped_dotest(-1, DriveBuf, DirBuf, 0, 0);
}
if (WinFspDiskTests)
{
rdwr_overlapped_dotest(MemfsDisk, 0, 0, 1000, 0);
rdwr_overlapped_dotest(MemfsDisk, 0, 0, INFINITE, 0);
}
if (WinFspNetTests)
{
rdwr_overlapped_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, 0);
rdwr_overlapped_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, 0);
}
}
void rdwr_writethru_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_dotest(-1, DriveBuf, DirBuf, 0, FILE_FLAG_WRITE_THROUGH);
}
if (WinFspDiskTests)
{
rdwr_dotest(MemfsDisk, 0, 0, 1000, FILE_FLAG_WRITE_THROUGH);
rdwr_dotest(MemfsDisk, 0, 0, INFINITE, FILE_FLAG_WRITE_THROUGH);
}
if (WinFspNetTests)
{
rdwr_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, FILE_FLAG_WRITE_THROUGH);
rdwr_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, FILE_FLAG_WRITE_THROUGH);
}
}
void rdwr_writethru_append_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_append_dotest(-1, DriveBuf, DirBuf, 0, FILE_FLAG_WRITE_THROUGH);
}
if (WinFspDiskTests)
{
rdwr_append_dotest(MemfsDisk, 0, 0, 1000, FILE_FLAG_WRITE_THROUGH);
rdwr_append_dotest(MemfsDisk, 0, 0, INFINITE, FILE_FLAG_WRITE_THROUGH);
}
if (WinFspNetTests)
{
rdwr_append_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, FILE_FLAG_WRITE_THROUGH);
rdwr_append_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, FILE_FLAG_WRITE_THROUGH);
}
}
void rdwr_writethru_overlapped_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_overlapped_dotest(-1, DriveBuf, DirBuf, 0, FILE_FLAG_WRITE_THROUGH);
}
if (WinFspDiskTests)
{
rdwr_overlapped_dotest(MemfsDisk, 0, 0, 1000, FILE_FLAG_WRITE_THROUGH);
rdwr_overlapped_dotest(MemfsDisk, 0, 0, INFINITE, FILE_FLAG_WRITE_THROUGH);
}
if (WinFspNetTests)
{
rdwr_overlapped_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, FILE_FLAG_WRITE_THROUGH);
rdwr_overlapped_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, FILE_FLAG_WRITE_THROUGH);
}
}
void rdwr_mmap_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_mmap_dotest(-1, DriveBuf, DirBuf, 0, 0, FALSE);
if (!OptShareTarget)
/*
* This test fails under Win8 (version 6.2 Build 9200)
* See: http://www.osronline.com/showthread.cfm?link=279909
*/
rdwr_mmap_dotest(-1, DriveBuf, DirBuf, 0, FILE_FLAG_NO_BUFFERING, FALSE);
rdwr_mmap_dotest(-1, DriveBuf, DirBuf, 0, FILE_FLAG_WRITE_THROUGH, FALSE);
rdwr_mmap_dotest(-1, DriveBuf, DirBuf, 0, 0, TRUE);
if (!OptShareTarget)
/*
* This test fails under Win8 (version 6.2 Build 9200)
* See: http://www.osronline.com/showthread.cfm?link=279909
*/
rdwr_mmap_dotest(-1, DriveBuf, DirBuf, 0, FILE_FLAG_NO_BUFFERING, TRUE);
rdwr_mmap_dotest(-1, DriveBuf, DirBuf, 0, FILE_FLAG_WRITE_THROUGH, TRUE);
}
if (WinFspDiskTests)
{
/*
* WinFsp does not currently provide coherency between mmap'ed I/O and ReadFile/WriteFile
* before Windows 7 in the following cases:
* - FileInfoTimeout != INFINITE
* - CreateFlags & FILE_FLAG_NO_BUFFERING
*
* In Windows 7 and above the new DDI CcCoherencyFlushAndPurgeCache allows us to provide
* coherency in those cases.
*/
if (IsWindows7OrGreater())
{
rdwr_mmap_dotest(MemfsDisk, 0, 0, 1000, 0, FALSE);
rdwr_mmap_dotest(MemfsDisk, 0, 0, 1000, FILE_FLAG_NO_BUFFERING, FALSE);
rdwr_mmap_dotest(MemfsDisk, 0, 0, 1000, FILE_FLAG_WRITE_THROUGH, FALSE);
}
rdwr_mmap_dotest(MemfsDisk, 0, 0, 1000, 0, TRUE);
rdwr_mmap_dotest(MemfsDisk, 0, 0, 1000, FILE_FLAG_NO_BUFFERING, TRUE);
rdwr_mmap_dotest(MemfsDisk, 0, 0, 1000, FILE_FLAG_WRITE_THROUGH, TRUE);
rdwr_mmap_dotest(MemfsDisk, 0, 0, INFINITE, 0, FALSE);
if (IsWindows7OrGreater())
rdwr_mmap_dotest(MemfsDisk, 0, 0, INFINITE, FILE_FLAG_NO_BUFFERING, FALSE);
rdwr_mmap_dotest(MemfsDisk, 0, 0, INFINITE, FILE_FLAG_WRITE_THROUGH, FALSE);
rdwr_mmap_dotest(MemfsDisk, 0, 0, INFINITE, 0, TRUE);
rdwr_mmap_dotest(MemfsDisk, 0, 0, INFINITE, FILE_FLAG_NO_BUFFERING, TRUE);
rdwr_mmap_dotest(MemfsDisk, 0, 0, INFINITE, FILE_FLAG_WRITE_THROUGH, TRUE);
}
if (WinFspNetTests)
{
/*
* WinFsp does not currently provide coherency between mmap'ed I/O and ReadFile/WriteFile
* before Windows 7 in the following cases:
* - FileInfoTimeout != INFINITE
* - CreateFlags & FILE_FLAG_NO_BUFFERING
*
* In Windows 7 and above the new DDI CcCoherencyFlushAndPurgeCache allows us to provide
* coherency in those cases.
*/
if (IsWindows7OrGreater())
{
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, 0, FALSE);
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, FILE_FLAG_NO_BUFFERING, FALSE);
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, FILE_FLAG_WRITE_THROUGH, FALSE);
}
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, 0, TRUE);
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, FILE_FLAG_NO_BUFFERING, TRUE);
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000, FILE_FLAG_WRITE_THROUGH, TRUE);
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, 0, FALSE);
if (IsWindows7OrGreater())
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, FILE_FLAG_NO_BUFFERING, FALSE);
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, FILE_FLAG_WRITE_THROUGH, FALSE);
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, 0, TRUE);
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, FILE_FLAG_NO_BUFFERING, TRUE);
rdwr_mmap_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE, FILE_FLAG_WRITE_THROUGH, TRUE);
}
}
void rdwr_mixed_test(void)
{
if (NtfsTests)
{
WCHAR DirBuf[MAX_PATH], DriveBuf[3];
GetTestDirectoryAndDrive(DirBuf, DriveBuf);
rdwr_mixed_dotest(-1, DriveBuf, DirBuf, 0);
}
if (WinFspDiskTests)
{
rdwr_mixed_dotest(MemfsDisk, 0, 0, 1000);
rdwr_mixed_dotest(MemfsDisk, 0, 0, INFINITE);
}
if (WinFspNetTests)
{
rdwr_mixed_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", 1000);
rdwr_mixed_dotest(MemfsNet, L"\\\\memfs\\share", L"\\\\memfs\\share", INFINITE);
}
}
void rdwr_tests(void)
{
TEST(rdwr_noncached_test);
#if 0
/*
* According to NtCreateFile documentation the FILE_NO_INTERMEDIATE_BUFFERING flag
* "is incompatible with the DesiredAccess FILE_APPEND_DATA flag".
*/
TEST(rdwr_noncached_append_test);
#endif
TEST(rdwr_noncached_overlapped_test);
TEST(rdwr_cached_test);
TEST(rdwr_cached_append_test);
TEST(rdwr_cached_overlapped_test);
TEST(rdwr_writethru_test);
TEST(rdwr_writethru_append_test);
TEST(rdwr_writethru_overlapped_test);
TEST(rdwr_mmap_test);
TEST(rdwr_mixed_test);
}
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