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+/*
+ * libdevice-node
+ *
+ * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#ifndef __HW_BATTERY_H__
+#define __HW_BATTERY_H__
+
+#include <hw/common.h>
+
+/**
+ * The id of this device
+ */
+#define BATTERY_HARDWARE_DEVICE_ID "battery"
+
+#define POWER_SOURCE_NONE "none"
+#define POWER_SOURCE_AC "ac"
+#define POWER_SOURCE_USB "usb"
+#define POWER_SOURCE_WIRELESS "wireless"
+
+/**
+ * The version of this device
+ */
+#define BATTERY_HARDWARE_DEVICE_VERSION MAKE_VERSION(0,1)
+
+struct battery_info {
+ char *name;
+ char *status;
+ char *health;
+ char *power_source;
+
+ int online;
+ int present;
+ int capacity;
+
+ int current_now;
+ int current_average;
+};
+
+typedef void (*BatteryUpdated)(struct battery_info *info, void *data);
+
+struct battery_device {
+ struct hw_common common;
+
+ /* Register battery event */
+ int (*register_changed_event)(BatteryUpdated updated_cb, void *data);
+ void (*unregister_changed_event)(BatteryUpdated updated_cb);
+
+ /* Get current states */
+ int (*get_current_state)(BatteryUpdated updated_cb, void *data);
+};
+
+#endif