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Archive of posts filed under the bogus documentation category.

Bug in MSDN: TDI_EVENT_RECEIVE_DATAGRAM & it’s handler

If you ever wanted to handle TDI_EVENT_RECEIVE_DATAGRAM (http://msdn2.microsoft.com/en-us/library/ms801156.aspx) event handler in TDI, you would notice that it’s declaration is a bit strange(http://msdn2.microsoft.com/en-us/library/ms801622.aspx): NTSTATUS ClientEventReceive( IN PVOID  TdiEventContext, IN CONNECTION_CONTEXT  ConnectionContext, IN ULONG  ReceiveFlags, IN ULONG  BytesIndicated, IN ULONG  BytesAvailable, OUT ULONG  *BytesTaken, IN PVOID  Tsdu, OUT PIRP  *IoRequestPacket ); Guess what? It’s declaration is the [...]

Undefeatable files & folders in Windows XP SP2 – a bug in SHFileOperationW

Recently I was surprised with one interesting behavior of my Windows XP box. I was playing with long name files and noticed that major part of my shell extensions do not work with files, whose path is longer then 260 symbols. I also noticed, that Windows Shell does not allow me to create long file [...]

The magics of FILE_FLAG_BACKUP_SEMANTICS flag or contradiction in the MSDN library

MSDN: “The FILE_FLAG_BACKUP_SEMANTICS flag specified in the call to CreateFile gives the backup application process permission to read the access-control settings of the file or directory. With this permission, the backup application process can then call GetKernelObjectSecurity and SetKernelObjectSecurity to read and than reset the access-control settings.”. However there is another (undocumented) behavour of FILE_FLAG_BACKUP_SEMANTICS [...]