Public/winfsp
1
0
Fork 0
mirror of https://github.com/winfsp/winfsp.git synced 2025-04-23 00:43:00 -05:00
Code Issues Packages Projects Releases Wiki Activity

fsctl.h: FSP_FSCTL_VOLUME_INFO changes

Browse Source
This commit is contained in:
Bill Zissimopoulos 2016-01-25 18:17:54 -08:00
parent a01e119ec3
commit a889451345
3 changed files with 14 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
inc/winfsp/fsctl.h
View File

@ -46,8 +46,8 @@ extern const __declspec(selectany) GUID FspFsvrtDeviceClassGuid =
/* volume/file metadata */ /* volume/file metadata */
typedef struct typedef struct
{ {
UINT64 TotalAllocationUnits; UINT64 TotalSize;
UINT64 AvailableAllocationUnits; UINT64 FreeSize;
UINT64 VolumeCreationTime; UINT64 VolumeCreationTime;
UINT16 VolumeLabelLength; UINT16 VolumeLabelLength;
WCHAR VolumeLabel[32]; WCHAR VolumeLabel[32];

14
src/sys/volinfo.c
View File

@ -123,10 +123,12 @@ static NTSTATUS FspFsvolQueryFsFullSizeInformation(
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(FsvolDeviceObject); FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(FsvolDeviceObject);
PFILE_FS_FULL_SIZE_INFORMATION Info = (PFILE_FS_FULL_SIZE_INFORMATION)*PBuffer; PFILE_FS_FULL_SIZE_INFORMATION Info = (PFILE_FS_FULL_SIZE_INFORMATION)*PBuffer;
UINT64 AllocationUnit = FsvolDeviceExtension->VolumeParams.SectorSize *
FsvolDeviceExtension->VolumeParams.SectorsPerAllocationUnit;
Info->TotalAllocationUnits.QuadPart = VolumeInfo->TotalAllocationUnits; Info->TotalAllocationUnits.QuadPart = VolumeInfo->TotalSize / AllocationUnit;
Info->CallerAvailableAllocationUnits.QuadPart = VolumeInfo->AvailableAllocationUnits; Info->CallerAvailableAllocationUnits.QuadPart =
Info->ActualAvailableAllocationUnits.QuadPart = VolumeInfo->AvailableAllocationUnits; Info->ActualAvailableAllocationUnits.QuadPart = VolumeInfo->FreeSize / AllocationUnit;
Info->SectorsPerAllocationUnit = FsvolDeviceExtension->VolumeParams.SectorsPerAllocationUnit; Info->SectorsPerAllocationUnit = FsvolDeviceExtension->VolumeParams.SectorsPerAllocationUnit;
Info->BytesPerSector = FsvolDeviceExtension->VolumeParams.SectorSize; Info->BytesPerSector = FsvolDeviceExtension->VolumeParams.SectorSize;
@ -148,9 +150,11 @@ static NTSTATUS FspFsvolQueryFsSizeInformation(
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(FsvolDeviceObject); FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(FsvolDeviceObject);
PFILE_FS_SIZE_INFORMATION Info = (PFILE_FS_SIZE_INFORMATION)*PBuffer; PFILE_FS_SIZE_INFORMATION Info = (PFILE_FS_SIZE_INFORMATION)*PBuffer;
UINT64 AllocationUnit = FsvolDeviceExtension->VolumeParams.SectorSize *
FsvolDeviceExtension->VolumeParams.SectorsPerAllocationUnit;
Info->TotalAllocationUnits.QuadPart = VolumeInfo->TotalAllocationUnits; Info->TotalAllocationUnits.QuadPart = VolumeInfo->TotalSize / AllocationUnit;
Info->AvailableAllocationUnits.QuadPart = VolumeInfo->AvailableAllocationUnits; Info->AvailableAllocationUnits.QuadPart = VolumeInfo->FreeSize / AllocationUnit;
Info->SectorsPerAllocationUnit = FsvolDeviceExtension->VolumeParams.SectorsPerAllocationUnit; Info->SectorsPerAllocationUnit = FsvolDeviceExtension->VolumeParams.SectorsPerAllocationUnit;
Info->BytesPerSector = FsvolDeviceExtension->VolumeParams.SectorSize; Info->BytesPerSector = FsvolDeviceExtension->VolumeParams.SectorSize;

7
tst/winfsp-tests/memfs.cpp
View File

@ -194,15 +194,14 @@ static NTSTATUS GetVolumeInfo(FSP_FILE_SYSTEM *FileSystem,
{ {
MEMFS *Memfs = (MEMFS *)FileSystem->UserContext; MEMFS *Memfs = (MEMFS *)FileSystem->UserContext;
MEMFS_FILE_NODE *RootNode; MEMFS_FILE_NODE *RootNode;
ULONG AllocationUnits = Memfs->MaxFileSize / (MEMFS_SECTOR_SIZE * MEMFS_SECTORS_PER_ALLOCATION_UNIT);
RootNode = MemfsFileNodeMapGet(Memfs->FileNodeMap, L""); RootNode = MemfsFileNodeMapGet(Memfs->FileNodeMap, L"");
if (0 == RootNode) if (0 == RootNode)
return STATUS_DISK_CORRUPT_ERROR; return STATUS_DISK_CORRUPT_ERROR;
VolumeInfo->TotalAllocationUnits = Memfs->MaxFileNodes * AllocationUnits; VolumeInfo->TotalSize = Memfs->MaxFileNodes * Memfs->MaxFileSize;
VolumeInfo->AvailableAllocationUnits = VolumeInfo->FreeSize =
(Memfs->MaxFileNodes - MemfsFileNodeMapCount(Memfs->FileNodeMap)) * AllocationUnits; (Memfs->MaxFileNodes - MemfsFileNodeMapCount(Memfs->FileNodeMap)) * Memfs->MaxFileSize;
VolumeInfo->VolumeCreationTime = RootNode->FileInfo.CreationTime; VolumeInfo->VolumeCreationTime = RootNode->FileInfo.CreationTime;
VolumeInfo->VolumeLabelLength = sizeof L"MEMFS" - sizeof(WCHAR); VolumeInfo->VolumeLabelLength = sizeof L"MEMFS" - sizeof(WCHAR);
memcpy(VolumeInfo->VolumeLabel, L"MEMFS", VolumeInfo->VolumeLabelLength); memcpy(VolumeInfo->VolumeLabel, L"MEMFS", VolumeInfo->VolumeLabelLength);