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sys: IRP_MJ_QUERY_INFORMATION: refactoring
This commit is contained in:
Bill Zissimopoulos
parent
ba0896d3c8
commit
a9838939e4
@ -7,21 +7,26 @@
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#include <sys/driver.h>
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static NTSTATUS FspFsvolQueryAllInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd, const FSP_FSCTL_FILE_INFO *FileInfo);
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PVOID *PBuffer, PVOID BufferEnd,
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FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response);
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static NTSTATUS FspFsvolQueryAttributeTagInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd, const FSP_FSCTL_FILE_INFO *FileInfo);
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PVOID *PBuffer, PVOID BufferEnd,
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FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response);
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static NTSTATUS FspFsvolQueryBasicInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd, const FSP_FSCTL_FILE_INFO *FileInfo);
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PVOID *PBuffer, PVOID BufferEnd,
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FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response);
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static NTSTATUS FspFsvolQueryInternalInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd);
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PVOID *PBuffer, PVOID BufferEnd);
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static NTSTATUS FspFsvolQueryNameInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd);
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PVOID *PBuffer, PVOID BufferEnd);
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static NTSTATUS FspFsvolQueryNetworkOpenInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd, const FSP_FSCTL_FILE_INFO *FileInfo);
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PVOID *PBuffer, PVOID BufferEnd,
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FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response);
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static NTSTATUS FspFsvolQueryPositionInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd);
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PVOID *PBuffer, PVOID BufferEnd);
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static NTSTATUS FspFsvolQueryStandardInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd);
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PVOID *PBuffer, PVOID BufferEnd,
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FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response);
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static NTSTATUS FspFsvolQueryInformation(
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PDEVICE_OBJECT FsvolDeviceObject, PIRP Irp, PIO_STACK_LOCATION IrpSp);
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FSP_IOCMPL_DISPATCH FspFsvolQueryInformationComplete;
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@ -74,86 +79,135 @@ FSP_DRIVER_DISPATCH FspSetInformation;
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#pragma alloc_text(PAGE, FspSetInformation)
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#endif
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#define GETFILEINFO() \
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FSP_FSCTL_FILE_INFO FileInfoBuf; \
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if (0 == FileInfo) \
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{ \
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if (!FspFileNodeTryGetFileInfo((FSP_FILE_NODE *)FileObject->FsContext, &FileInfoBuf))\
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return FSP_STATUS_IOQ_POST; \
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FileInfo = &FileInfoBuf; \
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}
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enum
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{
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RequestFileNode = 0,
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RequestAcquireFlags = 1,
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};
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static NTSTATUS FspFsvolQueryAllInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd, const FSP_FSCTL_FILE_INFO *FileInfo)
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PVOID *PBuffer, PVOID BufferEnd,
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FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response)
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{
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PAGED_CODE();
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if (*PBuffer + sizeof(FILE_ALL_INFORMATION) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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PFILE_ALL_INFORMATION Info = (PFILE_ALL_INFORMATION)*PBuffer;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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FSP_FSCTL_FILE_INFO FileInfoBuf;
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const FSP_FSCTL_FILE_INFO *FileInfo;
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if (0 == FileInfo)
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if (0 == Request)
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{
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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if ((PVOID)(Info + 1) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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FspFileNodeAcquireShared(FileNode, Main);
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if (!FspFileNodeTryGetFileInfo(FileNode, &FileInfoBuf))
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return FSP_STATUS_IOQ_POST;
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FileInfo = &FileInfoBuf;
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*PBuffer = (PVOID)&Info->PositionInformation;
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FspFsvolQueryPositionInformation(FileObject, PBuffer, BufferEnd);
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FspFileNodeAcquireShared(FileNode, Both);
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}
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else if (0 == Response)
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{
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FspFileNodeAcquireShared(FileNode, Both);
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FspIopRequestContext(Request, RequestFileNode) = FileNode;
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FspIopRequestContext(Request, RequestAcquireFlags) = (PVOID)FspFileNodeAcquireBoth;
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*PBuffer = (PVOID)&Info->StandardInformation;
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FspFsvolQueryStandardInformation(FileObject, PBuffer, BufferEnd);
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return FSP_STATUS_IOQ_POST;
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}
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else
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{
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FspIopRequestContext(Request, RequestFileNode) = 0;
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FspFileNodeRelease(FileNode, Main);
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Info->EaInformation.EaSize = 0;
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*PBuffer = (PVOID)&Info->InternalInformation;
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FspFsvolQueryInternalInformation(FileObject, PBuffer, BufferEnd);
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FileInfo = &Response->Rsp.QueryInformation.FileInfo;
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}
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GETFILEINFO();
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Info->StandardInformation.AllocationSize = FileNode->Header.AllocationSize;
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Info->StandardInformation.EndOfFile = FileNode->Header.FileSize;
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*PBuffer = (PVOID)&Info->BasicInformation;
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FspFsvolQueryBasicInformation(FileObject, PBuffer, BufferEnd, FileInfo);
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FspFileNodeRelease(FileNode, Pgio);
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Info->StandardInformation.NumberOfLinks = 1;
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Info->StandardInformation.DeletePending = FileObject->DeletePending;
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Info->StandardInformation.Directory = FileNode->IsDirectory;
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Info->PositionInformation.CurrentByteOffset = FileObject->CurrentByteOffset;
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FspFileNodeRelease(FileNode, Main);
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Info->BasicInformation.CreationTime.QuadPart = FileInfo->CreationTime;
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Info->BasicInformation.LastAccessTime.QuadPart = FileInfo->LastAccessTime;
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Info->BasicInformation.LastWriteTime.QuadPart = FileInfo->LastWriteTime;
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Info->BasicInformation.ChangeTime.QuadPart = FileInfo->ChangeTime;
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Info->BasicInformation.FileAttributes = 0 != FileInfo->FileAttributes ?
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FileInfo->FileAttributes : FILE_ATTRIBUTE_NORMAL;
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Info->EaInformation.EaSize = 0;
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Info->InternalInformation.IndexNumber.QuadPart = FileNode->IndexNumber;
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*PBuffer = (PVOID)&Info->NameInformation;
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return FspFsvolQueryNameInformation(FileObject, PBuffer, BufferEnd);
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}
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static NTSTATUS FspFsvolQueryAttributeTagInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd, const FSP_FSCTL_FILE_INFO *FileInfo)
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PVOID *PBuffer, PVOID BufferEnd,
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FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response)
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{
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PAGED_CODE();
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if (*PBuffer + sizeof(FILE_ATTRIBUTE_TAG_INFORMATION) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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GETFILEINFO();
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PFILE_ATTRIBUTE_TAG_INFORMATION Info = (PFILE_ATTRIBUTE_TAG_INFORMATION)*PBuffer;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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FSP_FSCTL_FILE_INFO FileInfoBuf;
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const FSP_FSCTL_FILE_INFO *FileInfo;
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if (0 == Request)
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{
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if ((PVOID)(Info + 1) > (PVOID)BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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if (!FspFileNodeTryGetFileInfo(FileNode, &FileInfoBuf))
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return FSP_STATUS_IOQ_POST;
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FileInfo = &FileInfoBuf;
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}
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else if (0 == Response)
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return FSP_STATUS_IOQ_POST;
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else
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FileInfo = &Response->Rsp.QueryInformation.FileInfo;
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Info->FileAttributes = 0 != FileInfo->FileAttributes ?
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FileInfo->FileAttributes : FILE_ATTRIBUTE_NORMAL;
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Info->ReparseTag = FileInfo->ReparseTag;
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*PBuffer += sizeof(FILE_ATTRIBUTE_TAG_INFORMATION);
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*PBuffer = (PVOID)(Info + 1);
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return STATUS_SUCCESS;
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}
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static NTSTATUS FspFsvolQueryBasicInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd, const FSP_FSCTL_FILE_INFO *FileInfo)
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PVOID *PBuffer, PVOID BufferEnd,
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FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response)
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{
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PAGED_CODE();
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if (*PBuffer + sizeof(FILE_BASIC_INFORMATION) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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GETFILEINFO();
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PFILE_BASIC_INFORMATION Info = (PFILE_BASIC_INFORMATION)*PBuffer;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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FSP_FSCTL_FILE_INFO FileInfoBuf;
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const FSP_FSCTL_FILE_INFO *FileInfo;
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if (0 == Request)
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{
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if ((PVOID)(Info + 1) > (PVOID)BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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if (!FspFileNodeTryGetFileInfo(FileNode, &FileInfoBuf))
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return FSP_STATUS_IOQ_POST;
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FileInfo = &FileInfoBuf;
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}
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else if (0 == Response)
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return FSP_STATUS_IOQ_POST;
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else
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FileInfo = &Response->Rsp.QueryInformation.FileInfo;
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Info->CreationTime.QuadPart = FileInfo->CreationTime;
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Info->LastAccessTime.QuadPart = FileInfo->LastAccessTime;
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@ -162,60 +216,60 @@ static NTSTATUS FspFsvolQueryBasicInformation(PFILE_OBJECT FileObject,
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Info->FileAttributes = 0 != FileInfo->FileAttributes ?
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FileInfo->FileAttributes : FILE_ATTRIBUTE_NORMAL;
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*PBuffer += sizeof(FILE_BASIC_INFORMATION);
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*PBuffer = (PVOID)(Info + 1);
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return STATUS_SUCCESS;
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}
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static NTSTATUS FspFsvolQueryInternalInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd)
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PVOID *PBuffer, PVOID BufferEnd)
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{
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PAGED_CODE();
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if (*PBuffer + sizeof(FILE_INTERNAL_INFORMATION) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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PFILE_INTERNAL_INFORMATION Info = (PFILE_INTERNAL_INFORMATION)*PBuffer;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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if ((PVOID)(Info + 1) > (PVOID)BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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Info->IndexNumber.QuadPart = FileNode->IndexNumber;
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*PBuffer += sizeof(FILE_INTERNAL_INFORMATION);
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*PBuffer = (PVOID)(Info + 1);
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return STATUS_SUCCESS;
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}
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static NTSTATUS FspFsvolQueryNameInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd)
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PVOID *PBuffer, PVOID BufferEnd)
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{
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PAGED_CODE();
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if (*PBuffer + sizeof(FILE_NAME_INFORMATION) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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NTSTATUS Result = STATUS_SUCCESS;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension =
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FspFsvolDeviceExtension(FileNode->FsvolDeviceObject);
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PFILE_NAME_INFORMATION Info = (PFILE_NAME_INFORMATION)*PBuffer;
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PUINT8 Buffer = (PUINT8)Info->FileName;
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ULONG CopyLength;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension =
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FspFsvolDeviceExtension(FileNode->FsvolDeviceObject);
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if ((PVOID)(Info + 1) > (PVOID)BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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Info->FileNameLength = FsvolDeviceExtension->VolumePrefix.Length + FileNode->FileName.Length;
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CopyLength = FsvolDeviceExtension->VolumePrefix.Length;
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if (Buffer + CopyLength > BufferEnd)
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if (Buffer + CopyLength > (PUINT8)BufferEnd)
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{
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CopyLength = (ULONG)(BufferEnd - Buffer);
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CopyLength = (ULONG)((PUINT8)BufferEnd - Buffer);
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Result = STATUS_BUFFER_OVERFLOW;
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}
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RtlCopyMemory(Buffer, FsvolDeviceExtension->VolumePrefix.Buffer, CopyLength);
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Buffer += CopyLength;
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CopyLength = FileNode->FileName.Length;
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if (Buffer + CopyLength > BufferEnd)
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if (Buffer + CopyLength > (PUINT8)BufferEnd)
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{
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CopyLength = (ULONG)(BufferEnd - Buffer);
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CopyLength = (ULONG)((PUINT8)BufferEnd - Buffer);
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Result = STATUS_BUFFER_OVERFLOW;
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}
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RtlCopyMemory(Buffer, FileNode->FileName.Buffer, CopyLength);
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@ -227,28 +281,46 @@ static NTSTATUS FspFsvolQueryNameInformation(PFILE_OBJECT FileObject,
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}
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static NTSTATUS FspFsvolQueryNetworkOpenInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd, const FSP_FSCTL_FILE_INFO *FileInfo)
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PVOID *PBuffer, PVOID BufferEnd,
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FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response)
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{
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PAGED_CODE();
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if (*PBuffer + sizeof(FILE_NETWORK_OPEN_INFORMATION) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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PFILE_NETWORK_OPEN_INFORMATION Info = (PFILE_NETWORK_OPEN_INFORMATION)*PBuffer;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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FSP_FSCTL_FILE_INFO FileInfoBuf;
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const FSP_FSCTL_FILE_INFO *FileInfo;
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if (0 == FileInfo)
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if (0 == Request)
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{
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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if ((PVOID)(Info + 1) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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FspFileNodeAcquireShared(FileNode, Main);
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if (!FspFileNodeTryGetFileInfo(FileNode, &FileInfoBuf))
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return FSP_STATUS_IOQ_POST;
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FileInfo = &FileInfoBuf;
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Info->AllocationSize = FileNode->Header.AllocationSize;
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Info->EndOfFile = FileNode->Header.FileSize;
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FspFileNodeAcquireShared(FileNode, Both);
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}
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else if (0 == Response)
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{
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FspFileNodeAcquireShared(FileNode, Both);
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FspIopRequestContext(Request, RequestFileNode) = FileNode;
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FspIopRequestContext(Request, RequestAcquireFlags) = (PVOID)FspFileNodeAcquireBoth;
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FspFileNodeRelease(FileNode, Main);
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return FSP_STATUS_IOQ_POST;
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}
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else
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{
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FspIopRequestContext(Request, RequestFileNode) = 0;
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FileInfo = &Response->Rsp.QueryInformation.FileInfo;
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}
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GETFILEINFO();
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Info->AllocationSize = FileNode->Header.AllocationSize;
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Info->EndOfFile = FileNode->Header.FileSize;
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FspFileNodeRelease(FileNode, Both);
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Info->CreationTime.QuadPart = FileInfo->CreationTime;
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Info->LastAccessTime.QuadPart = FileInfo->LastAccessTime;
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@ -257,21 +329,21 @@ static NTSTATUS FspFsvolQueryNetworkOpenInformation(PFILE_OBJECT FileObject,
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Info->FileAttributes = 0 != FileInfo->FileAttributes ?
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FileInfo->FileAttributes : FILE_ATTRIBUTE_NORMAL;
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*PBuffer += sizeof(FILE_BASIC_INFORMATION);
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*PBuffer = (PVOID)(Info + 1);
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return STATUS_SUCCESS;
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}
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static NTSTATUS FspFsvolQueryPositionInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd)
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PVOID *PBuffer, PVOID BufferEnd)
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{
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PAGED_CODE();
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if (*PBuffer + sizeof(FILE_POSITION_INFORMATION) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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PFILE_POSITION_INFORMATION Info = (PFILE_POSITION_INFORMATION)*PBuffer;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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if ((PVOID)(Info + 1) > (PVOID)BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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FspFileNodeAcquireShared(FileNode, Main);
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@ -279,33 +351,60 @@ static NTSTATUS FspFsvolQueryPositionInformation(PFILE_OBJECT FileObject,
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FspFileNodeRelease(FileNode, Main);
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*PBuffer += sizeof(FILE_POSITION_INFORMATION);
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*PBuffer = (PVOID)(Info + 1);
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return STATUS_SUCCESS;
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}
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static NTSTATUS FspFsvolQueryStandardInformation(PFILE_OBJECT FileObject,
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PUINT8 *PBuffer, PUINT8 BufferEnd)
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PVOID *PBuffer, PVOID BufferEnd,
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FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response)
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{
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PAGED_CODE();
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if (*PBuffer + sizeof(FILE_STANDARD_INFORMATION) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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PFILE_STANDARD_INFORMATION Info = (PFILE_STANDARD_INFORMATION)*PBuffer;
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FSP_FILE_NODE *FileNode = FileObject->FsContext;
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FSP_FSCTL_FILE_INFO FileInfoBuf;
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const FSP_FSCTL_FILE_INFO *FileInfo;
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FspFileNodeAcquireShared(FileNode, Main);
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if (0 == Request)
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{
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if ((PVOID)(Info + 1) > BufferEnd)
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return STATUS_BUFFER_TOO_SMALL;
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if (!FspFileNodeTryGetFileInfo(FileNode, &FileInfoBuf))
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return FSP_STATUS_IOQ_POST;
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FileInfo = &FileInfoBuf;
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FspFileNodeAcquireShared(FileNode, Both);
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}
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else if (0 == Response)
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{
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FspFileNodeAcquireShared(FileNode, Both);
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FspIopRequestContext(Request, RequestFileNode) = FileNode;
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FspIopRequestContext(Request, RequestAcquireFlags) = (PVOID)FspFileNodeAcquireBoth;
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return FSP_STATUS_IOQ_POST;
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}
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else
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{
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FspIopRequestContext(Request, RequestFileNode) = 0;
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||||
FileInfo = &Response->Rsp.QueryInformation.FileInfo;
|
||||
}
|
||||
|
||||
Info->AllocationSize = FileNode->Header.AllocationSize;
|
||||
Info->EndOfFile = FileNode->Header.FileSize;
|
||||
|
||||
FspFileNodeRelease(FileNode, Pgio);
|
||||
|
||||
Info->NumberOfLinks = 1;
|
||||
Info->DeletePending = FileObject->DeletePending;
|
||||
Info->Directory = FileNode->IsDirectory;
|
||||
|
||||
FspFileNodeRelease(FileNode, Main);
|
||||
|
||||
*PBuffer += sizeof(FILE_STANDARD_INFORMATION);
|
||||
*PBuffer = (PVOID)(Info + 1);
|
||||
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
@ -320,20 +419,21 @@ static NTSTATUS FspFsvolQueryInformation(
|
||||
return STATUS_INVALID_DEVICE_REQUEST;
|
||||
|
||||
NTSTATUS Result;
|
||||
FILE_INFORMATION_CLASS FileInformationClass = IrpSp->Parameters.QueryFile.FileInformationClass;
|
||||
PFILE_OBJECT FileObject = IrpSp->FileObject;
|
||||
PUINT8 Buffer = Irp->AssociatedIrp.SystemBuffer;
|
||||
PUINT8 BufferEnd = Buffer + IrpSp->Parameters.QueryFile.Length;
|
||||
PVOID Buffer = Irp->AssociatedIrp.SystemBuffer;
|
||||
PVOID BufferEnd = (PUINT8)Buffer + IrpSp->Parameters.QueryFile.Length;
|
||||
|
||||
switch (IrpSp->Parameters.QueryFile.FileInformationClass)
|
||||
switch (FileInformationClass)
|
||||
{
|
||||
case FileAllInformation:
|
||||
Result = FspFsvolQueryAllInformation(FileObject, &Buffer, BufferEnd, 0);
|
||||
Result = FspFsvolQueryAllInformation(FileObject, &Buffer, BufferEnd, 0, 0);
|
||||
break;
|
||||
case FileAttributeTagInformation:
|
||||
Result = FspFsvolQueryAttributeTagInformation(FileObject, &Buffer, BufferEnd, 0);
|
||||
Result = FspFsvolQueryAttributeTagInformation(FileObject, &Buffer, BufferEnd, 0, 0);
|
||||
break;
|
||||
case FileBasicInformation:
|
||||
Result = FspFsvolQueryBasicInformation(FileObject, &Buffer, BufferEnd, 0);
|
||||
Result = FspFsvolQueryBasicInformation(FileObject, &Buffer, BufferEnd, 0, 0);
|
||||
break;
|
||||
case FileCompressionInformation:
|
||||
Result = STATUS_INVALID_PARAMETER; /* no compression support */
|
||||
@ -351,13 +451,13 @@ static NTSTATUS FspFsvolQueryInformation(
|
||||
Result = FspFsvolQueryNameInformation(FileObject, &Buffer, BufferEnd);
|
||||
break;
|
||||
case FileNetworkOpenInformation:
|
||||
Result = FspFsvolQueryNetworkOpenInformation(FileObject, &Buffer, BufferEnd, 0);
|
||||
Result = FspFsvolQueryNetworkOpenInformation(FileObject, &Buffer, BufferEnd, 0, 0);
|
||||
break;
|
||||
case FilePositionInformation:
|
||||
Result = FspFsvolQueryPositionInformation(FileObject, &Buffer, BufferEnd);
|
||||
break;
|
||||
case FileStandardInformation:
|
||||
Result = FspFsvolQueryStandardInformation(FileObject, &Buffer, BufferEnd);
|
||||
Result = FspFsvolQueryStandardInformation(FileObject, &Buffer, BufferEnd, 0, 0);
|
||||
break;
|
||||
case FileStreamInformation:
|
||||
Result = STATUS_INVALID_PARAMETER; /* !!!: no stream support yet! */
|
||||
@ -369,7 +469,7 @@ static NTSTATUS FspFsvolQueryInformation(
|
||||
|
||||
if (FSP_STATUS_IOQ_POST != Result)
|
||||
{
|
||||
Irp->IoStatus.Information = (UINT_PTR)(Buffer - (PUINT8)Irp->AssociatedIrp.SystemBuffer);
|
||||
Irp->IoStatus.Information = (UINT_PTR)((PUINT8)Buffer - (PUINT8)Irp->AssociatedIrp.SystemBuffer);
|
||||
return Result;
|
||||
}
|
||||
|
||||
@ -390,7 +490,30 @@ static NTSTATUS FspFsvolQueryInformation(
|
||||
Request->Req.QueryInformation.UserContext = FileNode->UserContext;
|
||||
Request->Req.QueryInformation.UserContext2 = FileDesc->UserContext2;
|
||||
|
||||
return FSP_STATUS_IOQ_POST;
|
||||
switch (FileInformationClass)
|
||||
{
|
||||
case FileAllInformation:
|
||||
Result = FspFsvolQueryAllInformation(FileObject, &Buffer, BufferEnd, Request, 0);
|
||||
break;
|
||||
case FileAttributeTagInformation:
|
||||
Result = FspFsvolQueryAttributeTagInformation(FileObject, &Buffer, BufferEnd, Request, 0);
|
||||
break;
|
||||
case FileBasicInformation:
|
||||
Result = FspFsvolQueryBasicInformation(FileObject, &Buffer, BufferEnd, Request, 0);
|
||||
break;
|
||||
case FileNetworkOpenInformation:
|
||||
Result = FspFsvolQueryNetworkOpenInformation(FileObject, &Buffer, BufferEnd, Request, 0);
|
||||
break;
|
||||
case FileStandardInformation:
|
||||
Result = FspFsvolQueryStandardInformation(FileObject, &Buffer, BufferEnd, Request, 0);
|
||||
break;
|
||||
default:
|
||||
ASSERT(0);
|
||||
Result = STATUS_INVALID_PARAMETER;
|
||||
break;
|
||||
}
|
||||
|
||||
return Result;
|
||||
}
|
||||
|
||||
VOID FspFsvolQueryInformationComplete(
|
||||
@ -405,30 +528,31 @@ VOID FspFsvolQueryInformationComplete(
|
||||
FSP_RETURN();
|
||||
}
|
||||
|
||||
FILE_INFORMATION_CLASS FileInformationClass = IrpSp->Parameters.QueryFile.FileInformationClass;
|
||||
PFILE_OBJECT FileObject = IrpSp->FileObject;
|
||||
FSP_FILE_NODE *FileNode = FileObject->FsContext;
|
||||
PUINT8 Buffer = Irp->AssociatedIrp.SystemBuffer;
|
||||
PUINT8 BufferEnd = Buffer + IrpSp->Parameters.QueryFile.Length;
|
||||
PVOID Buffer = Irp->AssociatedIrp.SystemBuffer;
|
||||
PVOID BufferEnd = (PUINT8)Buffer + IrpSp->Parameters.QueryFile.Length;
|
||||
FSP_FSCTL_TRANSACT_REQ *Request = FspIrpRequest(Irp);
|
||||
|
||||
FspFileNodeSetFileInfo(FileNode, &Response->Rsp.QueryInformation.FileInfo);
|
||||
|
||||
switch (IrpSp->Parameters.QueryFile.FileInformationClass)
|
||||
switch (FileInformationClass)
|
||||
{
|
||||
case FileAllInformation:
|
||||
Result = FspFsvolQueryAllInformation(FileObject, &Buffer, BufferEnd,
|
||||
&Response->Rsp.QueryInformation.FileInfo);
|
||||
Result = FspFsvolQueryAllInformation(FileObject, &Buffer, BufferEnd, Request, Response);
|
||||
break;
|
||||
case FileAttributeTagInformation:
|
||||
Result = FspFsvolQueryAttributeTagInformation(FileObject, &Buffer, BufferEnd,
|
||||
&Response->Rsp.QueryInformation.FileInfo);
|
||||
Result = FspFsvolQueryAttributeTagInformation(FileObject, &Buffer, BufferEnd, Request, Response);
|
||||
break;
|
||||
case FileBasicInformation:
|
||||
Result = FspFsvolQueryBasicInformation(FileObject, &Buffer, BufferEnd,
|
||||
&Response->Rsp.QueryInformation.FileInfo);
|
||||
Result = FspFsvolQueryBasicInformation(FileObject, &Buffer, BufferEnd, Request, Response);
|
||||
break;
|
||||
case FileNetworkOpenInformation:
|
||||
Result = FspFsvolQueryNetworkOpenInformation(FileObject, &Buffer, BufferEnd,
|
||||
&Response->Rsp.QueryInformation.FileInfo);
|
||||
Result = FspFsvolQueryNetworkOpenInformation(FileObject, &Buffer, BufferEnd, Request, Response);
|
||||
break;
|
||||
case FileStandardInformation:
|
||||
Result = FspFsvolQueryStandardInformation(FileObject, &Buffer, BufferEnd, Request, Response);
|
||||
break;
|
||||
default:
|
||||
ASSERT(0);
|
||||
@ -438,19 +562,13 @@ VOID FspFsvolQueryInformationComplete(
|
||||
|
||||
ASSERT(FSP_STATUS_IOQ_POST != Result);
|
||||
|
||||
Irp->IoStatus.Information = (UINT_PTR)(Buffer - (PUINT8)Irp->AssociatedIrp.SystemBuffer);
|
||||
Irp->IoStatus.Information = (UINT_PTR)((PUINT8)Buffer - (PUINT8)Irp->AssociatedIrp.SystemBuffer);
|
||||
|
||||
FSP_LEAVE_IOC("%s, FileObject=%p",
|
||||
FileInformationClassSym(IrpSp->Parameters.QueryFile.FileInformationClass),
|
||||
IrpSp->FileObject);
|
||||
}
|
||||
|
||||
enum
|
||||
{
|
||||
RequestFileNode = 0,
|
||||
RequestAcquireFlags = 1,
|
||||
};
|
||||
|
||||
static NTSTATUS FspFsvolSetAllocationInformation(PFILE_OBJECT FileObject,
|
||||
PVOID Buffer, ULONG Length,
|
||||
FSP_FSCTL_TRANSACT_REQ *Request, const FSP_FSCTL_TRANSACT_RSP *Response)
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user