4 * Battery class driver interface
6 * This file is part of the w32api package.
9 * Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
11 * THIS SOFTWARE IS NOT COPYRIGHTED
13 * This source code is offered for use in the public domain. You may
14 * use, modify or distribute it freely.
16 * This code is distributed in the hope that it will be useful but
17 * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
18 * DISCLAIMED. This includes but is not limited to warranties of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
27 #pragma GCC system_header
34 #if defined(_BATTERYCLASS_)
35 #define BCLASSAPI DECLSPEC_EXPORT
37 #define BCLASSAPI DECLSPEC_IMPORT
41 /* Battery device GUIDs */
43 DEFINE_GUID(GUID_DEVICE_BATTERY
,
44 0x72631e54L
, 0x78A4, 0x11d0, 0xbc, 0xf7, 0x00, 0xaa, 0x00, 0xb7, 0xb3, 0x2a);
46 DEFINE_GUID(BATTERY_STATUS_WMI_GUID
,
47 0xfc4670d1, 0xebbf, 0x416e, 0x87, 0xce, 0x37, 0x4a, 0x4e, 0xbc, 0x11, 0x1a);
49 DEFINE_GUID(BATTERY_RUNTIME_WMI_GUID
,
50 0x535a3767, 0x1ac2, 0x49bc, 0xa0, 0x77, 0x3f, 0x7a, 0x02, 0xe4, 0x0a, 0xec);
52 DEFINE_GUID(BATTERY_TEMPERATURE_WMI_GUID
,
53 0x1a52a14d, 0xadce, 0x4a44, 0x9a, 0x3e, 0xc8, 0xd8, 0xf1, 0x5f, 0xf2, 0xc2);
55 DEFINE_GUID(BATTERY_FULL_CHARGED_CAPACITY_WMI_GUID
,
56 0x40b40565, 0x96f7, 0x4435, 0x86, 0x94, 0x97, 0xe0, 0xe4, 0x39, 0x59, 0x05);
58 DEFINE_GUID(BATTERY_CYCLE_COUNT_WMI_GUID
,
59 0xef98db24, 0x0014, 0x4c25, 0xa5, 0x0b, 0xc7, 0x24, 0xae, 0x5c, 0xd3, 0x71);
61 DEFINE_GUID(BATTERY_STATIC_DATA_WMI_GUID
,
62 0x05e1e463, 0xe4e2, 0x4ea9, 0x80, 0xcb, 0x9b, 0xd4, 0xb3, 0xca, 0x06, 0x55);
64 DEFINE_GUID(BATTERY_STATUS_CHANGE_WMI_GUID
,
65 0xcddfa0c3, 0x7c5b, 0x4e43, 0xa0, 0x34, 0x05, 0x9f, 0xa5, 0xb8, 0x43, 0x64);
67 DEFINE_GUID(BATTERY_TAG_CHANGE_WMI_GUID
,
68 0x5e1f6e19, 0x8786, 0x4d23, 0x94, 0xfc, 0x9e, 0x74, 0x6b, 0xd5, 0xd8, 0x88);
71 /* BATTERY_INFORMATION.Capabilities constants */
72 #define BATTERY_SET_CHARGE_SUPPORTED 0x00000001
73 #define BATTERY_SET_DISCHARGE_SUPPORTED 0x00000002
74 #define BATTERY_SET_RESUME_SUPPORTED 0x00000004
75 #define BATTERY_IS_SHORT_TERM 0x20000000
76 #define BATTERY_CAPACITY_RELATIVE 0x40000000
77 #define BATTERY_SYSTEM_BATTERY 0x80000000
79 typedef struct _BATTERY_INFORMATION
{
84 ULONG DesignedCapacity
;
85 ULONG FullChargedCapacity
;
90 } BATTERY_INFORMATION
, *PBATTERY_INFORMATION
;
92 typedef struct _BATTERY_MANUFACTURE_DATE
{
96 } BATTERY_MANUFACTURE_DATE
, *PBATTERY_MANUFACTURE_DATE
;
98 typedef struct _BATTERY_NOTIFY
{
102 } BATTERY_NOTIFY
, *PBATTERY_NOTIFY
;
104 /* BATTERY_STATUS.PowerState flags */
105 #define BATTERY_POWER_ON_LINE 0x00000001
106 #define BATTERY_DISCHARGING 0x00000002
107 #define BATTERY_CHARGING 0x00000004
108 #define BATTERY_CRITICAL 0x00000008
110 /* BATTERY_STATUS.Voltage constant */
111 #define BATTERY_UNKNOWN_VOLTAGE 0xFFFFFFFF
113 /* BATTERY_STATUS.Rate constant */
114 #define BATTERY_UNKNOWN_RATE 0x80000000
116 typedef struct _BATTERY_STATUS
{
121 } BATTERY_STATUS
, *PBATTERY_STATUS
;
123 /* BATTERY_INFORMATION.Capacity constants */
124 #define BATTERY_UNKNOWN_CAPACITY 0xFFFFFFFF
126 typedef enum _BATTERY_QUERY_INFORMATION_LEVEL
{
127 BatteryInformation
= 0,
128 BatteryGranularityInformation
,
130 BatteryEstimatedTime
,
132 BatteryManufactureDate
,
133 BatteryManufactureName
,
136 } BATTERY_QUERY_INFORMATION_LEVEL
;
138 /* BatteryEstimatedTime constant */
139 #define BATTERY_UNKNOWN_TIME 0x80000000
141 /* NTSTATUS possibly returned by BCLASS_QUERY_STATUS */
142 #define BATTERY_TAG_INVALID 0
144 typedef struct _BATTERY_QUERY_INFORMATION
{
146 BATTERY_QUERY_INFORMATION_LEVEL InformationLevel
;
148 } BATTERY_QUERY_INFORMATION
, *PBATTERY_QUERY_INFORMATION
;
150 typedef enum _BATTERY_SET_INFORMATION_LEVEL
{
151 BatteryCriticalBias
= 0,
154 } BATTERY_SET_INFORMATION_LEVEL
;
156 #define MAX_BATTERY_STRING_SIZE 128
158 typedef struct _BATTERY_SET_INFORMATION
{
160 BATTERY_SET_INFORMATION_LEVEL InformationLevel
;
162 } BATTERY_SET_INFORMATION
, *PBATTERY_SET_INFORMATION
;
164 typedef struct _BATTERY_WAIT_STATUS
{
170 } BATTERY_WAIT_STATUS
, *PBATTERY_WAIT_STATUS
;
173 #define IOCTL_BATTERY_QUERY_TAG \
174 CTL_CODE(FILE_DEVICE_BATTERY, 0x10, METHOD_BUFFERED, FILE_READ_ACCESS)
176 #define IOCTL_BATTERY_QUERY_INFORMATION \
177 CTL_CODE(FILE_DEVICE_BATTERY, 0x11, METHOD_BUFFERED, FILE_READ_ACCESS)
179 #define IOCTL_BATTERY_SET_INFORMATION \
180 CTL_CODE(FILE_DEVICE_BATTERY, 0x12, METHOD_BUFFERED, FILE_WRITE_ACCESS)
182 #define IOCTL_BATTERY_QUERY_STATUS \
183 CTL_CODE(FILE_DEVICE_BATTERY, 0x13, METHOD_BUFFERED, FILE_READ_ACCESS)
187 (DDKAPI
*BCLASS_DISABLE_STATUS_NOTIFY
)(
191 (DDKAPI
*BCLASS_QUERY_INFORMATION
)(
194 IN BATTERY_QUERY_INFORMATION_LEVEL Level
,
195 IN LONG AtRate OPTIONAL
,
197 IN ULONG BufferLength
,
198 OUT PULONG ReturnedLength
);
201 (DDKAPI
*BCLASS_QUERY_STATUS
)(
204 OUT PBATTERY_STATUS BatteryStatus
);
207 (DDKAPI
*BCLASS_QUERY_TAG
)(
209 OUT PULONG BatteryTag
);
212 (DDKAPI
*BCLASS_SET_INFORMATION
)(
215 IN BATTERY_SET_INFORMATION_LEVEL Level
,
216 IN PVOID Buffer OPTIONAL
);
219 (DDKAPI
*BCLASS_SET_STATUS_NOTIFY
)(
222 IN PBATTERY_NOTIFY BatteryNotify
);
225 typedef struct _BATTERY_MINIPORT_INFO
{
229 BCLASS_QUERY_TAG QueryTag
;
230 BCLASS_QUERY_INFORMATION QueryInformation
;
231 BCLASS_SET_INFORMATION SetInformation
;
232 BCLASS_QUERY_STATUS QueryStatus
;
233 BCLASS_SET_STATUS_NOTIFY SetStatusNotify
;
234 BCLASS_DISABLE_STATUS_NOTIFY DisableStatusNotify
;
236 PUNICODE_STRING DeviceName
;
237 } BATTERY_MINIPORT_INFO
, *PBATTERY_MINIPORT_INFO
;
239 /* BATTERY_MINIPORT_INFO.XxxVersion */
240 #define BATTERY_CLASS_MAJOR_VERSION 0x0001
241 #define BATTERY_CLASS_MINOR_VERSION 0x0000
247 BatteryClassInitializeDevice(
248 IN PBATTERY_MINIPORT_INFO MiniportInfo
,
249 IN PVOID
*ClassData
);
261 BatteryClassQueryWmiDataBlock(
263 IN PDEVICE_OBJECT DeviceObject
,
266 IN OUT PULONG InstanceLengthArray
,
267 IN ULONG OutBufferSize
,
273 BatteryClassStatusNotify(
279 BatteryClassSystemControl(
281 IN PWMILIB_CONTEXT WmiLibContext
,
282 IN PDEVICE_OBJECT DeviceObject
,
284 OUT PSYSCTL_IRP_DISPOSITION Disposition
);
296 #endif /* __BATCLASS_H */