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sys: FspFileNodeRename

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This commit is contained in:
Bill Zissimopoulos
2016-02-09 12:54:02 -08:00
parent 2a567effbf
commit 1b63e7d506
3 changed files with 28 additions and 23 deletions
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2
src/sys/driver.h
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@@ -643,7 +643,6 @@ VOID FspFileNodeDereference(FSP_FILE_NODE *FileNode)
if (0 == RefCount)
FspFileNodeDelete(FileNode);
}
VOID FspFileNodeSetExternalFileName(FSP_FILE_NODE *FileNode, PUNICODE_STRING NewFileName);
VOID FspFileNodeAcquireSharedF(FSP_FILE_NODE *FileNode, ULONG Flags);
BOOLEAN FspFileNodeTryAcquireSharedF(FSP_FILE_NODE *FileNode, ULONG Flags);
VOID FspFileNodeAcquireExclusiveF(FSP_FILE_NODE *FileNode, ULONG Flags);
@@ -655,6 +654,7 @@ FSP_FILE_NODE *FspFileNodeOpen(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject,
UINT32 GrantedAccess, UINT32 ShareAccess, NTSTATUS *PResult);
VOID FspFileNodeClose(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject,
PBOOLEAN PDeletePending);
VOID FspFileNodeRename(FSP_FILE_NODE *FileNode, PUNICODE_STRING NewFileName);
VOID FspFileNodeGetFileInfo(FSP_FILE_NODE *FileNode, FSP_FSCTL_FILE_INFO *FileInfo);
BOOLEAN FspFileNodeTryGetFileInfo(FSP_FILE_NODE *FileNode, FSP_FSCTL_FILE_INFO *FileInfo);
VOID FspFileNodeSetFileInfo(FSP_FILE_NODE *FileNode, PFILE_OBJECT CcFileObject,

39
src/sys/file.c
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@@ -9,7 +9,6 @@
NTSTATUS FspFileNodeCreate(PDEVICE_OBJECT DeviceObject,
ULONG ExtraSize, FSP_FILE_NODE **PFileNode);
VOID FspFileNodeDelete(FSP_FILE_NODE *FileNode);
VOID FspFileNodeSetExternalFileName(FSP_FILE_NODE *FileNode, PUNICODE_STRING NewFileName);
VOID FspFileNodeAcquireSharedF(FSP_FILE_NODE *FileNode, ULONG Flags);
BOOLEAN FspFileNodeTryAcquireSharedF(FSP_FILE_NODE *FileNode, ULONG Flags);
VOID FspFileNodeAcquireExclusiveF(FSP_FILE_NODE *FileNode, ULONG Flags);
@@ -21,6 +20,7 @@ FSP_FILE_NODE *FspFileNodeOpen(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject,
UINT32 GrantedAccess, UINT32 ShareAccess, NTSTATUS *PResult);
VOID FspFileNodeClose(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject,
PBOOLEAN PDeletePending);
VOID FspFileNodeRename(FSP_FILE_NODE *FileNode, PUNICODE_STRING NewFileName);
VOID FspFileNodeGetFileInfo(FSP_FILE_NODE *FileNode, FSP_FSCTL_FILE_INFO *FileInfo);
BOOLEAN FspFileNodeTryGetFileInfo(FSP_FILE_NODE *FileNode, FSP_FSCTL_FILE_INFO *FileInfo);
VOID FspFileNodeSetFileInfo(FSP_FILE_NODE *FileNode, PFILE_OBJECT CcFileObject,
@@ -33,7 +33,6 @@ VOID FspFileDescDelete(FSP_FILE_DESC *FileDesc);
#ifdef ALLOC_PRAGMA
#pragma alloc_text(PAGE, FspFileNodeCreate)
#pragma alloc_text(PAGE, FspFileNodeDelete)
#pragma alloc_text(PAGE, FspFileNodeSetExternalFileName)
#pragma alloc_text(PAGE, FspFileNodeAcquireSharedF)
#pragma alloc_text(PAGE, FspFileNodeTryAcquireSharedF)
#pragma alloc_text(PAGE, FspFileNodeAcquireExclusiveF)
@@ -43,6 +42,7 @@ VOID FspFileDescDelete(FSP_FILE_DESC *FileDesc);
#pragma alloc_text(PAGE, FspFileNodeReleaseOwnerF)
#pragma alloc_text(PAGE, FspFileNodeOpen)
#pragma alloc_text(PAGE, FspFileNodeClose)
#pragma alloc_text(PAGE, FspFileNodeRename)
#pragma alloc_text(PAGE, FspFileNodeGetFileInfo)
#pragma alloc_text(PAGE, FspFileNodeTryGetFileInfo)
#pragma alloc_text(PAGE, FspFileNodeSetFileInfo)
@@ -112,17 +112,6 @@ VOID FspFileNodeDelete(FSP_FILE_NODE *FileNode)
FspFree(FileNode);
}
VOID FspFileNodeSetExternalFileName(FSP_FILE_NODE *FileNode, PUNICODE_STRING NewFileName)
{
PAGED_CODE();
if (0 != FileNode->ExternalFileName)
FspFree(FileNode->ExternalFileName);
FileNode->FileName = *NewFileName;
FileNode->ExternalFileName = NewFileName->Buffer;
}
VOID FspFileNodeAcquireSharedF(FSP_FILE_NODE *FileNode, ULONG Flags)
{
PAGED_CODE();
@@ -372,6 +361,30 @@ VOID FspFileNodeClose(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject,
*PDeletePending = Deleted && DeletePending;
}
VOID FspFileNodeRename(FSP_FILE_NODE *FileNode, PUNICODE_STRING NewFileName)
{
PAGED_CODE();
PDEVICE_OBJECT FsvolDeviceObject = FileNode->FsvolDeviceObject;
BOOLEAN Deleted, Inserted;
FspFsvolDeviceLockContextTable(FsvolDeviceObject);
FspFsvolDeviceDeleteContextByName(FsvolDeviceObject, &FileNode->FileName, &Deleted);
ASSERT(Deleted);
if (0 != FileNode->ExternalFileName)
FspFree(FileNode->ExternalFileName);
FileNode->FileName = *NewFileName;
FileNode->ExternalFileName = NewFileName->Buffer;
FspFsvolDeviceInsertContextByName(FsvolDeviceObject, &FileNode->FileName, FileNode,
&FileNode->ContextByNameElementStorage, &Inserted);
ASSERT(Inserted);
FspFsvolDeviceUnlockContextTable(FsvolDeviceObject);
}
VOID FspFileNodeGetFileInfo(FSP_FILE_NODE *FileNode, FSP_FSCTL_FILE_INFO *FileInfo)
{
PAGED_CODE();

10
src/sys/fileinfo.c
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@@ -884,21 +884,13 @@ NTSTATUS FspFsvolSetRenameInformationSuccess(
FSP_FILE_NODE *FileNode = FileObject->FsContext;
FSP_FSCTL_TRANSACT_REQ *Request = FspIrpRequest(Irp);
UNICODE_STRING NewFileName;
BOOLEAN Deleted, Inserted;
NewFileName.Length = NewFileName.MaximumLength =
Request->Req.SetInformation.Info.Rename.NewFileName.Size - sizeof(WCHAR);
NewFileName.Buffer = FspAllocMustSucceed(NewFileName.Length);
RtlCopyMemory(NewFileName.Buffer, Request->Buffer + Request->FileName.Size, NewFileName.Length);
FspFsvolDeviceLockContextTable(FsvolDeviceObject);
FspFsvolDeviceDeleteContextByName(FsvolDeviceObject, &FileNode->FileName, &Deleted);
ASSERT(Deleted);
FspFileNodeSetExternalFileName(FileNode, &NewFileName);
FspFsvolDeviceInsertContextByName(FsvolDeviceObject, &FileNode->FileName, FileNode,
&FileNode->ContextByNameElementStorage, &Inserted);
ASSERT(Inserted);
FspFsvolDeviceUnlockContextTable(FsvolDeviceObject);
FspFileNodeRename(FileNode, &NewFileName);
FspIopRequestContext(Request, RequestFileNode) = 0;
FspIopRequestContext(Request, RequestDeviceObject) = 0;