static int parse_loader(JSON_Object* loader_json, GATEWAY_MODULE_LOADER_INFO* loader_info)
{
int result;
// get loader name; we assume it is "native" if the JSON doesn't have a name
/*Codes_SRS_NATIVEMODULEHOST_17_013: [ NativeModuleHost_Create shall get "name" string from the "outprocess.loader" object. ]*/
const char* loader_name = json_object_get_string(loader_json, LOADER_NAME_KEY);
if (loader_name == NULL)
{
/*Codes_SRS_NATIVEMODULEHOST_17_014: [ If the loader name string is not present, then NativeModuleHost_Create shall assume the loader is the native dynamic library loader name. ]*/
loader_name = DYNAMIC_LOADER_NAME;
}
// locate the loader
/*Codes_SRS_NATIVEMODULEHOST_17_015: [ NativeModuleHost_Create shall find the module loader by name. ]*/
const MODULE_LOADER* loader = ModuleLoader_FindByName(loader_name);
if (loader == NULL)
{
/*Codes_SRS_NATIVEMODULEHOST_17_026: [ If any step above fails, then NativeModuleHost_Create shall free all resources allocated and return NULL. ]*/
LogError("Loader JSON has a non-existent loader 'name' specified - %s.", loader_name);
result = __LINE__;
}
else
{
loader_info->loader = loader;
// get entrypoint
/*Codes_SRS_NATIVEMODULEHOST_17_016: [ NativeModuleHost_Create shall get "entrypoint" string from the "outprocess.loader" object. ]*/
JSON_Value* entrypoint_json = json_object_get_value(loader_json, LOADER_ENTRYPOINT_KEY);
if (entrypoint_json == NULL)
{
/*Codes_SRS_NATIVEMODULEHOST_17_026: [ If any step above fails, then NativeModuleHost_Create shall free all resources allocated and return NULL. ]*/
LogError("An error occurred when getting the entrypoint for loader - %s.", loader_name);
result = __LINE__;
}
else
{
/*Codes_SRS_NATIVEMODULEHOST_17_017: [ NativeModuleHost_Create shall parse the entrypoint string. ]*/
loader_info->entrypoint = loader->api->ParseEntrypointFromJson(loader, entrypoint_json);
if (loader_info->entrypoint == NULL)
{
/*Codes_SRS_NATIVEMODULEHOST_17_026: [ If any step above fails, then NativeModuleHost_Create shall free all resources allocated and return NULL. ]*/
LogError("An error occurred when parsing the entrypoint for loader - %s.", loader_name);
result = __LINE__;
}
else
{
result = 0;
}
}
}
return result;
}
MODULE_LOADER* ModuleLoader_GetDefaultLoaderForType(MODULE_LOADER_TYPE type)
{
MODULE_LOADER* result;
switch (type)
{
case NATIVE:
/*Codes_SRS_MODULE_LOADER_13_058: [ ModuleLoader_GetDefaultLoaderForType shall return a non-NULL MODULE_LOADER pointer when the loader type is a recongized type. ]*/
result = ModuleLoader_FindByName(DYNAMIC_LOADER_NAME);
break;
#ifdef NODE_BINDING_ENABLED
case NODEJS:
/*Codes_SRS_MODULE_LOADER_13_058: [ ModuleLoader_GetDefaultLoaderForType shall return a non-NULL MODULE_LOADER pointer when the loader type is a recongized type. ]*/
result = ModuleLoader_FindByName(NODE_LOADER_NAME);
break;
#endif
#ifdef JAVA_BINDING_ENABLED
case JAVA:
/*Codes_SRS_MODULE_LOADER_13_058: [ ModuleLoader_GetDefaultLoaderForType shall return a non-NULL MODULE_LOADER pointer when the loader type is a recongized type. ]*/
result = ModuleLoader_FindByName(JAVA_LOADER_NAME);
break;
#endif
#ifdef DOTNET_BINDING_ENABLED
case DOTNET:
/*Codes_SRS_MODULE_LOADER_13_058: [ ModuleLoader_GetDefaultLoaderForType shall return a non-NULL MODULE_LOADER pointer when the loader type is a recongized type. ]*/
result = ModuleLoader_FindByName(DOTNET_LOADER_NAME);
break;
#endif
default:
/*Codes_SRS_MODULE_LOADER_13_057: [ ModuleLoader_GetDefaultLoaderForType shall return NULL if type is not a recongized loader type. ]*/
result = NULL;
break;
}
return result;
}
