Public/winfsp
1
0
Fork 0
mirror of https://github.com/winfsp/winfsp.git synced 2025-07-30 06:15:12 -05:00
Code Issues Packages Projects Releases Wiki Activity

sys: IRP_MJ_SET_INFORMATION

Browse Source
This commit is contained in:
Bill Zissimopoulos
2016-02-05 18:30:34 -08:00
parent dc77a1109f
commit 66f54294a2
6 changed files with 253 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

92
src/dll/fileinfo.c
View File

@@ -17,13 +17,88 @@ FSP_API NTSTATUS FspFileSystemOpQueryInformation(FSP_FILE_SYSTEM *FileSystem,
memset(&FileInfo, 0, sizeof FileInfo);
Result = FileSystem->Interface->GetFileInfo(FileSystem, Request,
(PVOID)Request->Req.Close.UserContext, &FileInfo);
(PVOID)Request->Req.QueryInformation.UserContext, &FileInfo);
if (!NT_SUCCESS(Result))
return FspFileSystemSendResponseWithStatus(FileSystem, Request, Result);
return FspFileSystemSendQueryInformationResponse(FileSystem, Request, &FileInfo);
}
FSP_API NTSTATUS FspFileSystemOpSetInformation(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request)
{
NTSTATUS Result;
FSP_FSCTL_FILE_INFO FileInfo;
Result = STATUS_INVALID_DEVICE_REQUEST;
memset(&FileInfo, 0, sizeof FileInfo);
switch (Request->Req.SetInformation.FileInformationClass)
{
case 4/*FileBasicInformation*/:
if (0 != FileSystem->Interface->SetBasicInfo)
Result = FileSystem->Interface->SetBasicInfo(FileSystem, Request,
(PVOID)Request->Req.SetInformation.UserContext,
Request->Req.SetInformation.Info.Basic.FileAttributes,
Request->Req.SetInformation.Info.Basic.CreationTime,
Request->Req.SetInformation.Info.Basic.LastAccessTime,
Request->Req.SetInformation.Info.Basic.LastWriteTime,
&FileInfo);
break;
case 19/*FileAllocationInformation*/:
if (0 != FileSystem->Interface->SetAllocationSize)
Result = FileSystem->Interface->SetAllocationSize(FileSystem, Request,
(PVOID)Request->Req.SetInformation.UserContext,
Request->Req.SetInformation.Info.Allocation.AllocationSize,
&FileInfo);
else
if (0 != FileSystem->Interface->GetFileInfo &&
0 != FileSystem->Interface->SetFileSize)
{
Result = FileSystem->Interface->GetFileInfo(FileSystem, Request,
(PVOID)Request->Req.SetInformation.UserContext, &FileInfo);
if (NT_SUCCESS(Result) &&
Request->Req.SetInformation.Info.Allocation.AllocationSize < FileInfo.FileSize)
{
Result = FileSystem->Interface->SetFileSize(FileSystem, Request,
(PVOID)Request->Req.SetInformation.UserContext,
Request->Req.SetInformation.Info.Allocation.AllocationSize,
FALSE,
&FileInfo);
}
}
break;
case 20/*FileEndOfFileInformation*/:
if (0 != FileSystem->Interface->SetFileSize)
Result = FileSystem->Interface->SetFileSize(FileSystem, Request,
(PVOID)Request->Req.SetInformation.UserContext,
Request->Req.SetInformation.Info.EndOfFile.FileSize,
Request->Req.SetInformation.Info.EndOfFile.AdvanceOnly,
&FileInfo);
break;
case 13/*FileDispositionInformation*/:
if (0 != FileSystem->Interface->CanDelete)
if (Request->Req.SetInformation.Info.Disposition.Delete)
Result = FileSystem->Interface->CanDelete(FileSystem, Request,
(PVOID)Request->Req.Close.UserContext);
else
Result = STATUS_SUCCESS;
break;
case 10/*FileRenameInformation*/:
if (0 != FileSystem->Interface->Rename)
Result = FileSystem->Interface->Rename(FileSystem, Request,
(PVOID)Request->Req.SetInformation.UserContext,
(PWSTR)Request->Buffer,
(PWSTR)(Request->Buffer + Request->Req.SetInformation.Info.Rename.NewFileName.Offset),
Request->Req.SetInformation.Info.Rename.ReplaceIfExists);
break;
}
if (!NT_SUCCESS(Result))
return FspFileSystemSendResponseWithStatus(FileSystem, Request, Result);
return FspFileSystemSendSetInformationResponse(FileSystem, Request, &FileInfo);
}
FSP_API NTSTATUS FspFileSystemSendQueryInformationResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_FILE_INFO *FileInfo)
{
@@ -38,3 +113,18 @@ FSP_API NTSTATUS FspFileSystemSendQueryInformationResponse(FSP_FILE_SYSTEM *File
Response.Rsp.QueryInformation.FileInfo = *FileInfo;
return FspFileSystemSendResponse(FileSystem, &Response);
}
FSP_API NTSTATUS FspFileSystemSendSetInformationResponse(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_FILE_INFO *FileInfo)
{
FSP_FSCTL_TRANSACT_RSP Response;
memset(&Response, 0, sizeof Response);
Response.Size = sizeof Response;
Response.Kind = FspFsctlTransactSetInformationKind;
Response.Hint = Request->Hint;
Response.IoStatus.Status = STATUS_SUCCESS;
Response.IoStatus.Information = 0;
Response.Rsp.SetInformation.FileInfo = *FileInfo;
return FspFileSystemSendResponse(FileSystem, &Response);
}