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The FsRtlNotifyVolumeEventEx routine notifies any registered applications that a volume event is occurring. Volume events include the volume being locked, unlocked, mounted, or made read-only.
Syntax
NTSTATUS FsRtlNotifyVolumeEventEx(
[in] PFILE_OBJECT FileObject,
[in] ULONG EventCode,
[in] PTARGET_DEVICE_CUSTOM_NOTIFICATION Event
);
Parameters
[in] FileObject
A pointer to a FILE_OBJECT that specifies a volume.
[in] EventCode
An event code for the event that is occurring. For a table of event codes, see FsRtlNotifyVolumeEvent.
[in] Event
A pointer to the initialized custom notification structure (TARGET_DEVICE_CUSTOM_NOTIFICATION) to use.
Return value
Returns STATUS_SUCCESS on success or another relevant NTSTATUS value, such as STATUS_INVALID_PARAMETER, if the EventCode is not valid.
Remarks
Note When you specify the Event parameter as a custom volume notification, set the following members of the TARGET_DEVICE_CUSTOM_NOTIFICATION object as follows:
Version to 1.
FileObject to NULL.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista |
| Target Platform | Universal |
| Header | ntifs.h (include FltKernel.h, Ntifs.h) |
| Library | NtosKrnl.lib |
| DLL | NtosKrnl.exe |
| IRQL | <=DISPATCH_LEVEL |
See also
IoRegisterPlugPlayNotification