ModuleHandlePtr Moduler::loadModule(const char * fileName)
{
LOG_DEBUG_STR("Going to open " << fileName);
auto *moduleObject(m_private->loaderInstance->loadModule(fileName));
if (moduleObject) {
LOG_DEBUG("Object file loaded");
auto createModuleFunc = static_cast<ModuleHandle::CreateModuleFunc>(m_private->loaderInstance->loadMethod(fileName, CREATE_MODULE_FUNC_NAME_STR));
auto getModuleFunc = static_cast<ModuleHandle::GetModuleFunc>(m_private->loaderInstance->loadMethod(fileName, GET_MODULE_FUNC_NAME_STR));
auto deleteModuleFunc = static_cast<ModuleHandle::DeleteModuleFunc>(m_private->loaderInstance->loadMethod(fileName, DELETE_MODULE_FUNC_NAME_STR));
if (createModuleFunc && getModuleFunc && deleteModuleFunc) {
LOG_INFO_STR("Module from " << fileName << " has correct interface definition");
LOG_INFO("Initializing module...");
createModuleFunc();
IModule *loadedModule = getModuleFunc();
if (loadedModule) {
auto *moduleInfo = loadedModule->moduleInformation();
if (moduleInfo) {
LOG_INFO("Module info:");
LOG_INFO_STR("Name: " << moduleInfo->name);
LOG_INFO_STR("Version: " << moduleInfo->version << "." << moduleInfo->subVersion << "." << moduleInfo->patch);
LOG_INFO("Seems module has correct implementation");
ModuleHandle moduleHandle;
moduleHandle.fileName = fileName;
moduleHandle.createModuleFunc = createModuleFunc;
moduleHandle.getModuleFunc = getModuleFunc;
moduleHandle.deleteModuleFunc = deleteModuleFunc;
return m_private->addModule(moduleHandle);
}
else {
LOG_ERROR_STR("Error trying to get the module information");
return nullptr;
}
}
else {
LOG_ERROR_STR("The method " << GET_MODULE_FUNC_NAME_STR << " returned nullptr");
return nullptr;
}
}
else {
if (!createModuleFunc)
LOG_ERROR_STR("Cannot read method " << CREATE_MODULE_FUNC_NAME_STR << "()");
if (!getModuleFunc)
LOG_ERROR_STR("Cannot read method " << GET_MODULE_FUNC_NAME_STR << "()");
if (!deleteModuleFunc)
LOG_ERROR_STR("Cannot read method " << DELETE_MODULE_FUNC_NAME_STR << "()");
// We are not going to use the loaded instance
// TO DO: Delete object
// m_private->loaderInstance->delete();
return nullptr;
}
}
return nullptr;
}
