Function process_get

util/smmstoretool/main.c:282–342

}

static int process_get(int argc, char *argv[], const char store_file[])
{
	const char *name = NULL;
	const char *type_str = NULL;
	const char *guid_str = NULL;
	int opt;
	while ((opt = getopt(argc, argv, "n:g:t:")) != -1) {
		switch (opt) {
		case 'n':
			name = optarg;
			break;
		case 'g':
			guid_str = optarg;
			break;
		case 't':
			type_str = optarg;
			break;

		case '?': /* parsing error */
			print_sub_command_usage(argv[0]);
		}
	}

	if (name == NULL || type_str == NULL || guid_str == NULL) {
		fprintf(stderr, "All options are required\n");
		print_sub_command_usage(argv[0]);
	}

	EFI_GUID guid;
	if (!parse_guid(guid_str, &guid)) {
		fprintf(stderr, "Failed to parse GUID: %s\n", guid_str);
		return EXIT_FAILURE;
	}

	enum data_type type;
	if (!parse_data_type(type_str, &type)) {
		fprintf(stderr, "Failed to parse type: %s\n", type_str);
		return EXIT_FAILURE;
	}

	struct storage_t storage;
	if (!storage_open(store_file, &storage, /*rw=*/false))
		return EXIT_FAILURE;

	int result = EXIT_SUCCESS;

	struct var_t *var = vs_find(&storage.vs, name, &guid);
	if (var == NULL) {
		result = EXIT_FAILURE;
		fprintf(stderr, "Couldn't find variable \"%s:%s\"\n",
			guid_str, name);
	} else if (var->data_size == 0) {
		fprintf(stderr, "There is no data to show.\n");
		result = EXIT_FAILURE;
	} else {
		print_data(var->data, var->data_size, type);
	}