• Return Value
  • ZwQueryDirectoryFile
  • Updating Windows 2000 ifs drivers to Windows xp




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    Arguments:

    lpszVolumeName - Supplies the volume name.

    lpszVolumePathNames - Returns the volume path names.

    cchBufferLength - Supplies the size of the return buffer.

    lpcchReturnLength - Returns the number of characters copied back to the return buffer on success or the total number of characters necessary for the buffer on ERROR_MORE_DATA.
    Return Value:

    FALSE - Failure.

    TRUE - Success.
    GetVolumePathNamesForVolumeName is documented in the Windows XP Platform SDK.


    New FileInformationClass changes

    Two new file information classes have been added to the FILE_INFORMATION_CLASS enumeration:
    FileIdBothDirectoryInformation

    FileIdFullDirectoryInformation.


    Corresponding structure types have also been defined:
    FILE_ID_BOTH_DIR_INFORMATION

    FILE_ID_FULL_DIR_INFORMATION.


    The new file information classes can be passed as FileInformationClass parameter values to ZwQueryDirectoryFile and IRP_MN_QUERY_DIRECTORY.
    FILE_ID_BOTH_DIR_INFORMATION and FILE_ID_FULL_DIR_INFORMATION are documented in the Windows XP IFS Kit Reference,

    File system filters no longer bypassed in Fast IO Acquire/Release calls

    There has been a long-standing problem for file system filter driver writers that they are bypassed when any of the following Fast IO calls are made:

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    Updating Windows 2000 ifs drivers to Windows xp

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