feat(example): impl. vadd

ze/device.go

@@ -0,0 +1,21 @@
+package ze
+
+import "github.com/fumiama/gozel"
+
+// DeviceGet retrieves all devices within the driver.
+func (h DriverHandle) DeviceGet() ([]gozel.ZeDeviceHandle, error) {
+	var count uint32
+	_, err := gozel.ZeDeviceGet(gozel.ZeDriverHandle(h), &count, nil)
+	if err != nil {
+		return nil, err
+	}
+	if count == 0 {
+		return nil, nil
+	}
+	devices := make([]gozel.ZeDeviceHandle, count)
+	_, err = gozel.ZeDeviceGet(gozel.ZeDriverHandle(h), &count, &devices[0])
+	if err != nil {
+		return nil, err
+	}
+	return devices, nil
+}