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inc: fsctl: simplify FSP_FSCTL_TRANSACT_RSP Rsp.Create.Reparse

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This commit is contained in:
Bill Zissimopoulos
2016-09-14 17:18:59 -07:00
parent 49cd11b34b
commit 46a29f663a
4 changed files with 17 additions and 26 deletions
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6
src/dll/debug.c
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@ -631,8 +631,8 @@ FSP_API VOID FspDebugLogResponse(FSP_FSCTL_TRANSACT_RSP *Response)
FspDiagIdent(), GetCurrentThreadId(), Response->Hint,
Response->IoStatus.Status, Response->IoStatus.Information,
FspDebugLogWideCharBufferString(
Response->Buffer + Response->Rsp.Create.Reparse.FileName.Offset,
Response->Rsp.Create.Reparse.FileName.Size,
Response->Buffer + Response->Rsp.Create.Reparse.Buffer.Offset,
Response->Rsp.Create.Reparse.Buffer.Size,
InfoBuf));
else if (1/*IO_REMOUNT*/ == Response->IoStatus.Information)
FspDebugLogResponseStatus(Response, "Create");
@ -642,7 +642,7 @@ FSP_API VOID FspDebugLogResponse(FSP_FSCTL_TRANSACT_RSP *Response)
FspDiagIdent(), GetCurrentThreadId(), Response->Hint,
Response->IoStatus.Status, Response->IoStatus.Information,
FspDebugLogReparseDataString(
Response->Buffer + Response->Rsp.Create.Reparse.Data.Offset,
Response->Buffer + Response->Rsp.Create.Reparse.Buffer.Offset,
InfoBuf));
}
else

12
src/dll/fsop.c
View File

@ -117,16 +117,8 @@ NTSTATUS FspFileSystemCallResolveReparsePoints(FSP_FILE_SYSTEM *FileSystem,
Response->IoStatus.Information = (UINT32)IoStatus.Information;
Response->Size = (UINT16)(sizeof *Response + Size);
if (0/*IO_REPARSE*/ == IoStatus.Information)
{
Response->Rsp.Create.Reparse.FileName.Offset = 0;
Response->Rsp.Create.Reparse.FileName.Size = (UINT16)Size;
}
else
{
Response->Rsp.Create.Reparse.Data.Offset = 0;
Response->Rsp.Create.Reparse.Data.Size = (UINT16)Size;
}
Response->Rsp.Create.Reparse.Buffer.Offset = 0;
Response->Rsp.Create.Reparse.Buffer.Size = (UINT16)Size;
}
}

20
src/sys/create.c
View File

@ -528,9 +528,9 @@ NTSTATUS FspFsvolCreateComplete(
sizeof ReparseTargetPrefix1);
ReparseTargetPath.Length = ReparseTargetPath.MaximumLength =
Response->Rsp.Create.Reparse.FileName.Size;
Response->Rsp.Create.Reparse.Buffer.Size;
ReparseTargetPath.Buffer =
(PVOID)(Response->Buffer + Response->Rsp.Create.Reparse.FileName.Offset);
(PVOID)(Response->Buffer + Response->Rsp.Create.Reparse.Buffer.Offset);
if ((PUINT8)ReparseTargetPath.Buffer + ReparseTargetPath.Length >
(PUINT8)Response + Response->Size ||
@ -541,13 +541,13 @@ NTSTATUS FspFsvolCreateComplete(
{
ASSERT(IO_REPARSE_TAG_SYMLINK == Response->IoStatus.Information);
ReparseData = (PVOID)(Response->Buffer + Response->Rsp.Create.Reparse.Data.Offset);
ReparseData = (PVOID)(Response->Buffer + Response->Rsp.Create.Reparse.Buffer.Offset);
if ((PUINT8)ReparseData + Response->Rsp.Create.Reparse.Data.Size >
if ((PUINT8)ReparseData + Response->Rsp.Create.Reparse.Buffer.Size >
(PUINT8)Response + Response->Size)
FSP_RETURN(Result = STATUS_REPARSE_POINT_NOT_RESOLVED);
Result = FsRtlValidateReparsePointBuffer(Response->Rsp.Create.Reparse.Data.Size,
Result = FsRtlValidateReparsePointBuffer(Response->Rsp.Create.Reparse.Buffer.Size,
ReparseData);
if (!NT_SUCCESS(Result))
FSP_RETURN(Result = STATUS_REPARSE_POINT_NOT_RESOLVED);
@ -602,25 +602,25 @@ NTSTATUS FspFsvolCreateComplete(
}
else
{
ReparseData = (PVOID)(Response->Buffer + Response->Rsp.Create.Reparse.Data.Offset);
ReparseData = (PVOID)(Response->Buffer + Response->Rsp.Create.Reparse.Buffer.Offset);
if ((PUINT8)ReparseData + Response->Rsp.Create.Reparse.Data.Size >
if ((PUINT8)ReparseData + Response->Rsp.Create.Reparse.Buffer.Size >
(PUINT8)Response + Response->Size)
FSP_RETURN(Result = STATUS_IO_REPARSE_DATA_INVALID);
Result = FsRtlValidateReparsePointBuffer(Response->Rsp.Create.Reparse.Data.Size,
Result = FsRtlValidateReparsePointBuffer(Response->Rsp.Create.Reparse.Buffer.Size,
ReparseData);
if (!NT_SUCCESS(Result))
FSP_RETURN();
ASSERT(0 == Irp->Tail.Overlay.AuxiliaryBuffer);
Irp->Tail.Overlay.AuxiliaryBuffer = FspAllocNonPagedExternal(
Response->Rsp.Create.Reparse.Data.Size);
Response->Rsp.Create.Reparse.Buffer.Size);
if (0 == Irp->Tail.Overlay.AuxiliaryBuffer)
FSP_RETURN(Result = STATUS_INSUFFICIENT_RESOURCES);
RtlCopyMemory(Irp->Tail.Overlay.AuxiliaryBuffer, ReparseData,
Response->Rsp.Create.Reparse.Data.Size);
Response->Rsp.Create.Reparse.Buffer.Size);
Irp->IoStatus.Information = ReparseData->ReparseTag;
FSP_RETURN(Result = STATUS_REPARSE);