efi_boottime.c

		goto out;
	}

	switch (attributes) {
	case EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL:
	case EFI_OPEN_PROTOCOL_GET_PROTOCOL:
	case EFI_OPEN_PROTOCOL_TEST_PROTOCOL:
		break;
	case EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER:
		if (controller_handle == handle)
			goto out;
	case EFI_OPEN_PROTOCOL_BY_DRIVER:
	case EFI_OPEN_PROTOCOL_BY_DRIVER | EFI_OPEN_PROTOCOL_EXCLUSIVE:
		if (controller_handle == NULL)
			goto out;
	case EFI_OPEN_PROTOCOL_EXCLUSIVE:
		if (agent_handle == NULL)
			goto out;
		break;
	default:
		goto out;
	}

	list_for_each(lhandle, &efi_obj_list) {
		struct efi_object *efiobj;
		efiobj = list_entry(lhandle, struct efi_object, link);

		if (efiobj->handle != handle)
			continue;

		for (i = 0; i < ARRAY_SIZE(efiobj->protocols); i++) {
			struct efi_handler *handler = &efiobj->protocols[i];
			const efi_guid_t *hprotocol = handler->guid;
			if (!hprotocol)
				continue;
			if (!guidcmp(hprotocol, protocol)) {
				if (attributes !=
				    EFI_OPEN_PROTOCOL_TEST_PROTOCOL) {
					*protocol_interface =
						handler->protocol_interface;
				}
				r = EFI_SUCCESS;
				goto out;
			}
		}
		goto unsupported;
	}

unsupported:
	r = EFI_UNSUPPORTED;
out:
	return EFI_EXIT(r);
}

static efi_status_t EFIAPI efi_handle_protocol(void *handle,
					       efi_guid_t *protocol,
					       void **protocol_interface)
{
	return efi_open_protocol(handle, protocol, protocol_interface, NULL,
				 NULL, EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL);
}

static const struct efi_boot_services efi_boot_services = {
	.hdr = {
		.headersize = sizeof(struct efi_table_hdr),
	},
	.raise_tpl = efi_raise_tpl,
	.restore_tpl = efi_restore_tpl,
	.allocate_pages = efi_allocate_pages_ext,
	.free_pages = efi_free_pages_ext,
	.get_memory_map = efi_get_memory_map_ext,
	.allocate_pool = efi_allocate_pool_ext,
	.free_pool = efi_free_pool_ext,
	.create_event = efi_create_event_ext,
	.set_timer = efi_set_timer_ext,
	.wait_for_event = efi_wait_for_event,
	.signal_event = efi_signal_event_ext,
	.close_event = efi_close_event,
	.check_event = efi_check_event,
	.install_protocol_interface = efi_install_protocol_interface_ext,
	.reinstall_protocol_interface = efi_reinstall_protocol_interface,
	.uninstall_protocol_interface = efi_uninstall_protocol_interface_ext,
	.handle_protocol = efi_handle_protocol,
	.reserved = NULL,
	.register_protocol_notify = efi_register_protocol_notify,
	.locate_handle = efi_locate_handle_ext,
	.locate_device_path = efi_locate_device_path,
	.install_configuration_table = efi_install_configuration_table_ext,
	.load_image = efi_load_image,
	.start_image = efi_start_image,
	.exit = efi_exit,
	.unload_image = efi_unload_image,
	.exit_boot_services = efi_exit_boot_services,
	.get_next_monotonic_count = efi_get_next_monotonic_count,
	.stall = efi_stall,
	.set_watchdog_timer = efi_set_watchdog_timer,
	.connect_controller = efi_connect_controller,
	.disconnect_controller = efi_disconnect_controller,
	.open_protocol = efi_open_protocol,
	.close_protocol = efi_close_protocol,
	.open_protocol_information = efi_open_protocol_information,
	.protocols_per_handle = efi_protocols_per_handle,
	.locate_handle_buffer = efi_locate_handle_buffer,
	.locate_protocol = efi_locate_protocol,
	.install_multiple_protocol_interfaces = efi_install_multiple_protocol_interfaces,
	.uninstall_multiple_protocol_interfaces = efi_uninstall_multiple_protocol_interfaces,
	.calculate_crc32 = efi_calculate_crc32,
	.copy_mem = efi_copy_mem,
	.set_mem = efi_set_mem,
};


static uint16_t __efi_runtime_data firmware_vendor[] =
	{ 'D','a','s',' ','U','-','b','o','o','t',0 };

struct efi_system_table __efi_runtime_data systab = {
	.hdr = {
		.signature = EFI_SYSTEM_TABLE_SIGNATURE,
		.revision = 0x20005, /* 2.5 */
		.headersize = sizeof(struct efi_table_hdr),
	},
	.fw_vendor = (long)firmware_vendor,
	.con_in = (void*)&efi_con_in,
	.con_out = (void*)&efi_con_out,
	.std_err = (void*)&efi_con_out,
	.runtime = (void*)&efi_runtime_services,
	.boottime = (void*)&efi_boot_services,
	.nr_tables = 0,
	.tables = (void*)efi_conf_table,
};