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NF:wdm.IoUpdateLinkShareAccessEx |
IoUpdateLinkShareAccessEx function |
The IoUpdateLinkShareAccessEx routine updates the share access for the given file object, usually when the file is being opened. |
kernel |
03/12/2019 |
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IoUpdateLinkShareAccessEx, IoUpdateLinkShareAccessEx function [Kernel-Mode Driver Architecture], kernel.IoUpdateLinkShareAccessEx, wdm/IoUpdateLinkShareAccessEx |
wdm.h |
Universal |
Windows 10, version 1903 |
NtosKrnl.lib |
NtosKrnl.exe |
PASSIVE_LEVEL |
Windows |
19H1 |
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The IoUpdateLinkShareAccessEx routine updates the access and share access for the given file object.
Pointer to the file object, which usually is being closed by the current thread.
A pointer to the common share-access data structure that is associated with FileObject. Drivers should treat this structure as opaque.
A pointer to the common link share-access data structure (LINK_SHARE_ACCESS) that is associated with FileObject. Drivers should treat this structure as opaque.
A bitmask of these flags:
IO_SHARE_ACCESS_NON_PRIMARY_STREAM (0x00000080) specifies that the stream is neither the primary data stream nor a directory stream.
Before calling IoUpdateLinkShareAccessEx, the driver must successfully call IoCheckLinkShareAccess with the Update parameter set to FALSE.