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Re: Check file on IRP_MJ_CREATE

OSR_Community_UserOSR_Community_User Member Posts: 110,217
No need to go that far. If you run the create through, you can roll your own MJ_READ IRP to read the front of the file. Don't forget to seek back to the front afterwards.

Andy


---- you wrote:
> I need read file contens on IRP_MJ_CREATE. Is this pseudocode correct?
>
> retrieve file name from IRP
> if(FILE_COMPLETE_IF_OPLOCKED is not set){
> ZwCreateFile
> ZwReadFile
> ZwClose
> } else {
> // file is on local disk
> queue work item and wait for it
> }
>
> work item:
> ZwCreateFile
> ZwReadFile
> ZwClose
>
>
> 1) Is this correct?
>
> 2) Is a qood idea using work item? Or is better launch my owm
> thread?
>
> Petr Balas (petr at petrbalas dot cz)
>
> ---
> You are currently subscribed to ntfsd as: [email protected]
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