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The FltLoadFilter routine dynamically loads a minifilter driver into the currently running system.
Syntax
NTSTATUS FLTAPI FltLoadFilter(
[in] PCUNICODE_STRING FilterName
);
Parameters
[in] FilterName
Pointer to a UNICODE_STRING structure containing the service name for the minifilter driver.
Return value
FltLoadFilter returns STATUS_SUCCESS or an appropriate NTSTATUS value, such as one of the following:
| Return code | Description |
|---|---|
|
The minifilter driver could not be loaded because a previous version of the driver is still in memory. This is an error code. |
|
The minifilter driver's DriverEntry routine returned an NTSTATUS value that was not a success code. This is an error code. |
|
The minifilter driver is already running. This is an error code. |
|
No matching minifilter driver was found. This is an error code. |
Remarks
A minifilter driver that has a dependency on another minifilter driver can load that minifilter driver by calling FltLoadFilter.
To unload the supporting minifilter driver, call FltUnloadFilter.
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Universal |
| Header | fltkernel.h (include Fltkernel.h) |
| Library | FltMgr.lib |
| DLL | Fltmgr.sys |
| IRQL | PASSIVE_LEVEL |