// Allocate and initialize device context pMyCamera = (PMY_CAMERA)ExAllocatePoolWithTag(NonPagedPool, sizeof(MY_CAMERA), 'MCAM'); if (pMyCamera == NULL) { WdfObjectDelete(device); return STATUS_INSUFFICIENT_RESOURCES; }
[Version] Signature = "$Windows NT$" Class = Imaging ClassGuid = {6B80929C-0CCA-11D0-B6B8-00AA00B1BC2C} Provider = %ProviderName% DriverVer = 01/01/2022
return STATUS_SUCCESS; }
#include <ntifs.h> #include <wdf.h>
[Manufacturer] %ProviderName% = MyCam,NTamd64 xhc camera driver windows 10
NTSTATUS MyCameraEvtCleanup(WDFDEVICE Device) { PMY_CAMERA pMyCamera = WdfDeviceGetExtension(Device); if (pMyCamera != NULL) { ExFreePoolWithTag(pMyCamera, 'MCAM'); } return STATUS_SUCCESS; }
// Unload - Driver unload routine VOID DriverUnload(WDFDRIVER Driver) { WDFDRIVER* wdfDriver = WdfDriverFromDriverObject(Driver); // Clean up here WdfObjectDelete(wdfDriver); } // Allocate and initialize device context pMyCamera =
// AddDevice - Called when the PnP manager sends an IRP_MN_START_DEVICE request NTSTATUS AddDevice(WDFDRIVER Driver, PWDFDEVICE_INIT DeviceInit) { WDFDEVICE device; PMY_CAMERA pMyCamera;