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dll: IRP_MJ_QUERY_VOLUME_INFORMATION

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This commit is contained in:
Bill Zissimopoulos 2016-01-25 13:46:52 -08:00
parent a25e30e4a2
commit a7479b2b29
7 changed files with 65 additions and 7 deletions
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1
build/VStudio/winfsp_dll.vcxproj
View File

@ -34,6 +34,7 @@
<ClCompile Include="..\..\src\dll\loop.c" />
<ClCompile Include="..\..\src\dll\ntstatus.c" />
<ClCompile Include="..\..\src\dll\path.c" />
<ClCompile Include="..\..\src\dll\volinfo.c" />
</ItemGroup>
<ItemGroup>
<None Include="..\..\src\dll\ntstatus.i" />

3
build/VStudio/winfsp_dll.vcxproj.filters
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@ -55,6 +55,9 @@
<ClCompile Include="..\..\src\dll\fileinfo.c">
<Filter>Source</Filter>
</ClCompile>
<ClCompile Include="..\..\src\dll\volinfo.c">
<Filter>Source</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<None Include="..\..\src\dll\ntstatus.i">

9
inc/winfsp/winfsp.h
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@ -33,6 +33,9 @@ typedef VOID FSP_FILE_SYSTEM_DISPATCHER(FSP_FILE_SYSTEM *, FSP_FSCTL_TRANSACT_RE
typedef NTSTATUS FSP_FILE_SYSTEM_OPERATION(FSP_FILE_SYSTEM *, FSP_FSCTL_TRANSACT_REQ *);
typedef struct _FSP_FILE_SYSTEM_INTERFACE
{
NTSTATUS (*GetVolumeInfo)(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request,
FSP_FSCTL_VOLUME_INFO *VolumeInfo);
NTSTATUS (*GetSecurity)(FSP_FILE_SYSTEM *FileSystem,
PWSTR FileName, PUINT32 PFileAttributes,
PSECURITY_DESCRIPTOR SecurityDescriptor, SIZE_T *PSecurityDescriptorSize);
@ -55,7 +58,7 @@ typedef struct _FSP_FILE_SYSTEM_INTERFACE
VOID (*Close)(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request,
PVOID FileNode);
NTSTATUS (*GetInformation)(FSP_FILE_SYSTEM *FileSystem,
NTSTATUS (*GetFileInfo)(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request,
PVOID FileNode,
FSP_FSCTL_FILE_INFO *FileInfo);
@ -164,6 +167,8 @@ FSP_API NTSTATUS FspFileSystemOpClose(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request);
FSP_API NTSTATUS FspFileSystemOpQueryInformation(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request);
FSP_API NTSTATUS FspFileSystemOpQueryVolumeInformation(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request);
FSP_API NTSTATUS FspFileSystemSendCreateResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, UINT_PTR Information,
PVOID FileNode, UINT32 GrantedAccess, const FSP_FSCTL_FILE_INFO *FileInfo);
@ -176,6 +181,8 @@ FSP_API NTSTATUS FspFileSystemSendCloseResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request);
FSP_API NTSTATUS FspFileSystemSendQueryInformationResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_FILE_INFO *FileInfo);
FSP_API NTSTATUS FspFileSystemSendQueryVolumeInformationResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_VOLUME_INFO *VolumeInfo);
static inline
NTSTATUS FspAccessCheck(FSP_FILE_SYSTEM *FileSystem,

8
src/dll/fileinfo.c
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@ -1,5 +1,5 @@
/**
* @file dll/close.c
* @file dll/fileinfo.c
*
* @copyright 2015 Bill Zissimopoulos
*/
@ -12,10 +12,10 @@ FSP_API NTSTATUS FspFileSystemOpQueryInformation(FSP_FILE_SYSTEM *FileSystem,
NTSTATUS Result;
FSP_FSCTL_FILE_INFO FileInfo;
if (0 == FileSystem->Interface->GetInformation)
if (0 == FileSystem->Interface->GetFileInfo)
return FspFileSystemSendResponseWithStatus(FileSystem, Request, STATUS_INVALID_DEVICE_REQUEST);
Result = FileSystem->Interface->GetInformation(FileSystem, Request,
Result = FileSystem->Interface->GetFileInfo(FileSystem, Request,
(PVOID)Request->Req.Close.UserContext, &FileInfo);
if (!NT_SUCCESS(Result))
return FspFileSystemSendResponseWithStatus(FileSystem, Request, Result);
@ -30,7 +30,7 @@ FSP_API NTSTATUS FspFileSystemSendQueryInformationResponse(FSP_FILE_SYSTEM *File
memset(&Response, 0, sizeof Response);
Response.Size = sizeof Response;
Response.Kind = FspFsctlTransactCloseKind;
Response.Kind = FspFsctlTransactQueryInformationKind;
Response.Hint = Request->Hint;
Response.IoStatus.Status = STATUS_SUCCESS;
Response.IoStatus.Information = 0;

1
src/dll/loop.c
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@ -47,6 +47,7 @@ FSP_API NTSTATUS FspFileSystemCreate(PWSTR DevicePath,
FileSystem->Operations[FspFsctlTransactCleanupKind] = FspFileSystemOpCleanup;
FileSystem->Operations[FspFsctlTransactCloseKind] = FspFileSystemOpClose;
FileSystem->Operations[FspFsctlTransactQueryInformationKind] = FspFileSystemOpQueryInformation;
FileSystem->Operations[FspFsctlTransactQueryVolumeInformationKind] = FspFileSystemOpQueryVolumeInformation;
// !!!: ...
FileSystem->Interface = Interface;

38
src/dll/volinfo.c Normal file
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@ -0,0 +1,38 @@
/**
* @file dll/volinfo.c
*
* @copyright 2015 Bill Zissimopoulos
*/
#include <dll/library.h>
FSP_API NTSTATUS FspFileSystemOpQueryVolumeInformation(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request)
{
NTSTATUS Result;
FSP_FSCTL_VOLUME_INFO VolumeInfo;
if (0 == FileSystem->Interface->GetVolumeInfo)
return FspFileSystemSendResponseWithStatus(FileSystem, Request, STATUS_INVALID_DEVICE_REQUEST);
Result = FileSystem->Interface->GetVolumeInfo(FileSystem, Request, &VolumeInfo);
if (!NT_SUCCESS(Result))
return FspFileSystemSendResponseWithStatus(FileSystem, Request, Result);
return FspFileSystemSendQueryVolumeInformationResponse(FileSystem, Request, &VolumeInfo);
}
FSP_API NTSTATUS FspFileSystemSendQueryVolumeInformationResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_VOLUME_INFO *VolumeInfo)
{
FSP_FSCTL_TRANSACT_RSP Response;
memset(&Response, 0, sizeof Response);
Response.Size = sizeof Response;
Response.Kind = FspFsctlTransactQueryVolumeInformationKind;
Response.Hint = Request->Hint;
Response.IoStatus.Status = STATUS_SUCCESS;
Response.IoStatus.Information = 0;
Response.Rsp.QueryVolumeInformation.VolumeInfo = *VolumeInfo;
return FspFileSystemSendResponse(FileSystem, &Response);
}

12
tst/winfsp-tests/memfs.cpp
View File

@ -187,6 +187,13 @@ BOOLEAN MemfsFileNodeMapHasChild(MEMFS_FILE_NODE_MAP *FileNodeMap, MEMFS_FILE_NO
return Result;
}
static NTSTATUS GetVolumeInfo(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request,
FSP_FSCTL_VOLUME_INFO *VolumeInfo)
{
return STATUS_INVALID_DEVICE_REQUEST;
}
static NTSTATUS GetSecurity(FSP_FILE_SYSTEM *FileSystem,
PWSTR FileName, PUINT32 PFileAttributes,
PSECURITY_DESCRIPTOR SecurityDescriptor, SIZE_T *PSecurityDescriptorSize)
@ -364,7 +371,7 @@ static VOID Close(FSP_FILE_SYSTEM *FileSystem,
MemfsFileNodeDelete(FileNode);
}
static NTSTATUS GetInformation(FSP_FILE_SYSTEM *FileSystem,
static NTSTATUS GetFileInfo(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request,
PVOID FileNode0,
FSP_FSCTL_FILE_INFO *FileInfo)
@ -378,13 +385,14 @@ static NTSTATUS GetInformation(FSP_FILE_SYSTEM *FileSystem,
static FSP_FILE_SYSTEM_INTERFACE MemfsInterface =
{
GetVolumeInfo,
GetSecurity,
Create,
Open,
Overwrite,
Cleanup,
Close,
GetInformation,
GetFileInfo,
};
static VOID MemfsEnterOperation(FSP_FILE_SYSTEM *FileSystem, FSP_FSCTL_TRANSACT_REQ *Request)