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winfsp-tests: memfs

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This commit is contained in:
Bill Zissimopoulos
2016-01-25 14:14:18 -08:00
parent a7479b2b29
commit f7ce154278
1 changed files with 23 additions and 1 deletions
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24
tst/winfsp-tests/memfs.cpp
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@@ -9,6 +9,7 @@
#include <map>
#define MEMFS_SECTOR_SIZE 512
#define MEMFS_SECTORS_PER_ALLOCATION_UNIT 1
static inline
UINT64 MemfsGetSystemTime(VOID)
@@ -191,7 +192,22 @@ static NTSTATUS GetVolumeInfo(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request,
FSP_FSCTL_VOLUME_INFO *VolumeInfo)
{
return STATUS_INVALID_DEVICE_REQUEST;
MEMFS *Memfs = (MEMFS *)FileSystem->UserContext;
MEMFS_FILE_NODE *RootNode;
ULONG AllocationUnits = Memfs->MaxFileSize / (MEMFS_SECTOR_SIZE * MEMFS_SECTORS_PER_ALLOCATION_UNIT);
RootNode = MemfsFileNodeMapGet(Memfs->FileNodeMap, L"");
if (0 == RootNode)
return STATUS_DISK_CORRUPT_ERROR;
VolumeInfo->TotalAllocationUnits = Memfs->MaxFileNodes * AllocationUnits;
VolumeInfo->AvailableAllocationUnits =
(Memfs->MaxFileNodes - MemfsFileNodeMapCount(Memfs->FileNodeMap)) * AllocationUnits;
VolumeInfo->VolumeCreationTime = RootNode->FileInfo.CreationTime;
VolumeInfo->VolumeLabelLength = sizeof L"MEMFS" - sizeof(WCHAR);
memcpy(VolumeInfo->VolumeLabel, L"Memfs", VolumeInfo->VolumeLabelLength);
return STATUS_SUCCESS;
}
static NTSTATUS GetSecurity(FSP_FILE_SYSTEM *FileSystem,
@@ -438,7 +454,13 @@ NTSTATUS MemfsCreate(ULONG Flags, ULONG FileInfoTimeout,
memset(&VolumeParams, 0, sizeof VolumeParams);
VolumeParams.SectorSize = MEMFS_SECTOR_SIZE;
VolumeParams.SectorsPerAllocationUnit = MEMFS_SECTORS_PER_ALLOCATION_UNIT;
VolumeParams.SerialNumber = (UINT32)(MemfsGetSystemTime() / (10000 * 1000));
VolumeParams.FileInfoTimeout = FileInfoTimeout;
VolumeParams.CaseSensitiveSearch = 1;
VolumeParams.CasePreservedNames = 1;
VolumeParams.UnicodeOnDisk = 1;
VolumeParams.PersistentAcls = 1;
wcscpy_s(VolumeParams.Prefix, sizeof VolumeParams.Prefix / sizeof(WCHAR), L"\\memfs\\share");
Result = FspFileSystemCreate(DevicePath, &VolumeParams, &MemfsInterface, &Memfs->FileSystem);