Public/winfsp
1
0
Fork 0
mirror of https://github.com/winfsp/winfsp.git synced 2025-07-03 17:32:57 -05:00
Code Issues Packages Projects Releases Wiki Activity

inc: fsctl: simplify FSP_FSCTL_TRANSACT_RSP Rsp.Create.Reparse

Browse Source
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
Download Patch File Download Diff File Expand all files Collapse all files

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);