pano_filter.h File Reference

#include <fltKernel.h>

Go to the source code of this file.

Functions
NTSTATUS	FilterInit (PDRIVER_OBJECT *DriverObject)

Function Documentation

FilterInit()

NTSTATUS FilterInit

(

PDRIVER_OBJECT *

DriverObject

)

Definition at line 244 of file pano_filter.cpp.

{
    NTSTATUS status = FltRegisterFilter(
        *DriverObject,                  //Driver
        &FilterRegistration,           //Registration
        &g_FilterHandle);               //RetFilter
    if (!NT_SUCCESS(status)) {
        DbgPrint("Failed FltRegisterFilter\n");
        switch (status)
        {
        case STATUS_INSUFFICIENT_RESOURCES:
            DbgPrint("STATUS_INSUFFICIENT_RESOURCES\n");
            break;
        case STATUS_INVALID_PARAMETER:
            DbgPrint("STATUS_INVALID_PARAMETER\n");
            break;
        case STATUS_FLT_NOT_INITIALIZED:
            DbgPrint("STATUS_FLT_NOT_INITIALIZED\n");
            break;
        case STATUS_OBJECT_NAME_NOT_FOUND:
            DbgPrint("STATUS_OBJECT_NAME_NOT_FOUND\n");
            break;
        default:
            DbgPrint("UNKNOWN\n");
            break;
        }
        return status;
    }
 
    status = FltStartFiltering(g_FilterHandle);
    if (!NT_SUCCESS(status)) {
        DbgPrint("Failed FltStartFiltering\n");
        FltUnregisterFilter(g_FilterHandle);
        g_FilterHandle = nullptr;
        return status;
    }
 
    return status;
}

References FilterRegistration, and g_FilterHandle.

Referenced by DriverEntry().