func newGphotoList() (*C.CameraList, error) {
var gpFileList *C.CameraList
if retval := C.gp_list_new((**C.CameraList)(unsafe.Pointer(&gpFileList))); retval != gpOk {
return nil, fmt.Errorf("Could not create a list, error code %v", retval)
}
return gpFileList, nil
}
func (c *Camera) ListFiles(folder string) ([]string, int) {
if folder == "" {
folder = "/"
}
if !strings.HasSuffix(folder, "/") {
folder = folder + "/"
}
var cameraList *C.CameraList
C.gp_list_new(&cameraList)
defer C.free(unsafe.Pointer(cameraList))
cFolder := C.CString(folder)
defer C.free(unsafe.Pointer(cFolder))
err := C.gp_camera_folder_list_files(c.camera, cFolder, cameraList, c.context)
fileNameMap, _ := cameraListToMap(cameraList)
names := make([]string, len(fileNameMap))
i := 0
for key, _ := range fileNameMap {
names[i] = key
i += 1
}
return names, int(err)
}