src/battery.c

   1 /*
   2  * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17
  18 #include <stdio.h>
  19 #include <stdlib.h>
  20 #include <string.h>
  21 #include <errno.h>
  22 #include <vconf.h>
  23
  24 #include "battery.h"
  25 #include "common.h"
  26 #include "dbus.h"
  27
  28 #define METHOD_GET_PERCENT              "GetPercent"
  29
  30 int device_battery_get_percent(int *percent)
  31 {
  32         int ret;
  33
  34         if (!percent)
  35                 return DEVICE_ERROR_INVALID_PARAMETER;
  36
  37         ret = dbus_method_sync(DEVICED_BUS_NAME,
  38                         DEVICED_PATH_BATTERY, DEVICED_INTERFACE_BATTERY,
  39                         METHOD_GET_PERCENT, NULL, NULL);
  40         if (ret < 0)
  41                 return errno_to_device_error(ret);
  42
  43         *percent = ret;
  44         return DEVICE_ERROR_NONE;
  45 }
  46
  47 int device_battery_is_charging(bool *charging)
  48 {
  49         int ret, val;
  50
  51         if (!charging)
  52                 return DEVICE_ERROR_INVALID_PARAMETER;
  53
  54         ret = vconf_get_int(VCONFKEY_SYSMAN_BATTERY_CHARGE_NOW, &val);
  55         if (ret < 0 || val < 0 || val > 1)
  56                 return DEVICE_ERROR_OPERATION_FAILED;
  57
  58         *charging = val;
  59         return DEVICE_ERROR_NONE;
  60 }
  61
  62 int device_battery_get_level_status(device_battery_level_e *status)
  63 {
  64         int val, ret;
  65
  66         if (!status)
  67                 return DEVICE_ERROR_INVALID_PARAMETER;
  68
  69         ret = vconf_get_int(VCONFKEY_SYSMAN_BATTERY_LEVEL_STATUS, &val);
  70         if (ret < 0)
  71                 return DEVICE_ERROR_OPERATION_FAILED;
  72
  73         if (val == VCONFKEY_SYSMAN_BAT_LEVEL_EMPTY)
  74                 *status = DEVICE_BATTERY_LEVEL_EMPTY;
  75         else if (val == VCONFKEY_SYSMAN_BAT_LEVEL_CRITICAL)
  76                 *status = DEVICE_BATTERY_LEVEL_CRITICAL;
  77         else if (val == VCONFKEY_SYSMAN_BAT_LEVEL_LOW)
  78                 *status = DEVICE_BATTERY_LEVEL_LOW;
  79         else if (val == VCONFKEY_SYSMAN_BAT_LEVEL_HIGH)
  80                 *status = DEVICE_BATTERY_LEVEL_HIGH;
  81         else if (val == VCONFKEY_SYSMAN_BAT_LEVEL_FULL)
  82                 *status = DEVICE_BATTERY_LEVEL_FULL;
  83         else
  84                 return DEVICE_ERROR_OPERATION_FAILED;
  85
  86         return DEVICE_ERROR_NONE;
  87 }