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.
30 #if defined(_BATTERYCLASS_)
33 #define BCLASSAPI DECLSPEC_IMPORT
37 /* Battery device GUIDs */
39 DEFINE_GUID(GUID_DEVICE_BATTERY
,
40 0x72631e54L
, 0x78A4, 0x11d0, 0xbc, 0xf7, 0x00, 0xaa, 0x00, 0xb7, 0xb3, 0x2a);
42 DEFINE_GUID(BATTERY_STATUS_WMI_GUID
,
43 0xfc4670d1, 0xebbf, 0x416e, 0x87, 0xce, 0x37, 0x4a, 0x4e, 0xbc, 0x11, 0x1a);
45 DEFINE_GUID(BATTERY_RUNTIME_WMI_GUID
,
46 0x535a3767, 0x1ac2, 0x49bc, 0xa0, 0x77, 0x3f, 0x7a, 0x02, 0xe4, 0x0a, 0xec);
48 DEFINE_GUID(BATTERY_TEMPERATURE_WMI_GUID
,
49 0x1a52a14d, 0xadce, 0x4a44, 0x9a, 0x3e, 0xc8, 0xd8, 0xf1, 0x5f, 0xf2, 0xc2);
51 DEFINE_GUID(BATTERY_FULL_CHARGED_CAPACITY_WMI_GUID
,
52 0x40b40565, 0x96f7, 0x4435, 0x86, 0x94, 0x97, 0xe0, 0xe4, 0x39, 0x59, 0x05);
54 DEFINE_GUID(BATTERY_CYCLE_COUNT_WMI_GUID
,
55 0xef98db24, 0x0014, 0x4c25, 0xa5, 0x0b, 0xc7, 0x24, 0xae, 0x5c, 0xd3, 0x71);
57 DEFINE_GUID(BATTERY_STATIC_DATA_WMI_GUID
,
58 0x05e1e463, 0xe4e2, 0x4ea9, 0x80, 0xcb, 0x9b, 0xd4, 0xb3, 0xca, 0x06, 0x55);
60 DEFINE_GUID(BATTERY_STATUS_CHANGE_WMI_GUID
,
61 0xcddfa0c3, 0x7c5b, 0x4e43, 0xa0, 0x34, 0x05, 0x9f, 0xa5, 0xb8, 0x43, 0x64);
63 DEFINE_GUID(BATTERY_TAG_CHANGE_WMI_GUID
,
64 0x5e1f6e19, 0x8786, 0x4d23, 0x94, 0xfc, 0x9e, 0x74, 0x6b, 0xd5, 0xd8, 0x88);
67 /* BATTERY_INFORMATION.Capabilities constants */
68 #define BATTERY_SET_CHARGE_SUPPORTED 0x00000001
69 #define BATTERY_SET_DISCHARGE_SUPPORTED 0x00000002
70 #define BATTERY_SET_RESUME_SUPPORTED 0x00000004
71 #define BATTERY_IS_SHORT_TERM 0x20000000
72 #define BATTERY_CAPACITY_RELATIVE 0x40000000
73 #define BATTERY_SYSTEM_BATTERY 0x80000000
75 typedef struct _BATTERY_INFORMATION
{
80 ULONG DesignedCapacity
;
81 ULONG FullChargedCapacity
;
86 } BATTERY_INFORMATION
, *PBATTERY_INFORMATION
;
88 typedef struct _BATTERY_MANUFACTURE_DATE
{
92 } BATTERY_MANUFACTURE_DATE
, *PBATTERY_MANUFACTURE_DATE
;
94 typedef struct _BATTERY_NOTIFY
{
98 } BATTERY_NOTIFY
, *PBATTERY_NOTIFY
;
100 /* BATTERY_STATUS.PowerState flags */
101 #define BATTERY_POWER_ON_LINE 0x00000001
102 #define BATTERY_DISCHARGING 0x00000002
103 #define BATTERY_CHARGING 0x00000004
104 #define BATTERY_CRITICAL 0x00000008
106 /* BATTERY_STATUS.Voltage constant */
107 #define BATTERY_UNKNOWN_VOLTAGE 0xFFFFFFFF
109 /* BATTERY_STATUS.Rate constant */
110 #define BATTERY_UNKNOWN_RATE 0x80000000
112 typedef struct _BATTERY_STATUS
{
117 } BATTERY_STATUS
, *PBATTERY_STATUS
;
119 /* BATTERY_INFORMATION.Capacity constants */
120 #define BATTERY_UNKNOWN_CAPACITY 0xFFFFFFFF
122 typedef enum _BATTERY_QUERY_INFORMATION_LEVEL
{
123 BatteryInformation
= 0,
124 BatteryGranularityInformation
,
126 BatteryEstimatedTime
,
128 BatteryManufactureDate
,
129 BatteryManufactureName
,
132 } BATTERY_QUERY_INFORMATION_LEVEL
;
134 /* BatteryEstimatedTime constant */
135 #define BATTERY_UNKNOWN_TIME 0x80000000
137 /* NTSTATUS possibly returned by BCLASS_QUERY_STATUS */
138 #define BATTERY_TAG_INVALID 0
140 typedef struct _BATTERY_QUERY_INFORMATION
{
142 BATTERY_QUERY_INFORMATION_LEVEL InformationLevel
;
144 } BATTERY_QUERY_INFORMATION
, *PBATTERY_QUERY_INFORMATION
;
146 typedef enum _BATTERY_SET_INFORMATION_LEVEL
{
147 BatteryCriticalBias
= 0,
150 } BATTERY_SET_INFORMATION_LEVEL
;
152 #define MAX_BATTERY_STRING_SIZE 128
154 typedef struct _BATTERY_SET_INFORMATION
{
156 BATTERY_SET_INFORMATION_LEVEL InformationLevel
;
158 } BATTERY_SET_INFORMATION
, *PBATTERY_SET_INFORMATION
;
160 typedef struct _BATTERY_WAIT_STATUS
{
166 } BATTERY_WAIT_STATUS
, *PBATTERY_WAIT_STATUS
;
169 #define IOCTL_BATTERY_QUERY_TAG \
170 CTL_CODE(FILE_DEVICE_BATTERY, 0x10, METHOD_BUFFERED, FILE_READ_ACCESS)
172 #define IOCTL_BATTERY_QUERY_INFORMATION \
173 CTL_CODE(FILE_DEVICE_BATTERY, 0x11, METHOD_BUFFERED, FILE_READ_ACCESS)
175 #define IOCTL_BATTERY_SET_INFORMATION \
176 CTL_CODE(FILE_DEVICE_BATTERY, 0x12, METHOD_BUFFERED, FILE_WRITE_ACCESS)
178 #define IOCTL_BATTERY_QUERY_STATUS \
179 CTL_CODE(FILE_DEVICE_BATTERY, 0x13, METHOD_BUFFERED, FILE_READ_ACCESS)
183 (NTAPI
*BCLASS_DISABLE_STATUS_NOTIFY
)(
187 (NTAPI
*BCLASS_QUERY_INFORMATION
)(
190 IN BATTERY_QUERY_INFORMATION_LEVEL Level
,
191 IN LONG AtRate OPTIONAL
,
193 IN ULONG BufferLength
,
194 OUT PULONG ReturnedLength
);
197 (NTAPI
*BCLASS_QUERY_STATUS
)(
200 OUT PBATTERY_STATUS BatteryStatus
);
203 (NTAPI
*BCLASS_QUERY_TAG
)(
205 OUT PULONG BatteryTag
);
208 (NTAPI
*BCLASS_SET_INFORMATION
)(
211 IN BATTERY_SET_INFORMATION_LEVEL Level
,
212 IN PVOID Buffer OPTIONAL
);
215 (NTAPI
*BCLASS_SET_STATUS_NOTIFY
)(
218 IN PBATTERY_NOTIFY BatteryNotify
);
221 typedef struct _BATTERY_MINIPORT_INFO
{
225 BCLASS_QUERY_TAG QueryTag
;
226 BCLASS_QUERY_INFORMATION QueryInformation
;
227 BCLASS_SET_INFORMATION SetInformation
;
228 BCLASS_QUERY_STATUS QueryStatus
;
229 BCLASS_SET_STATUS_NOTIFY SetStatusNotify
;
230 BCLASS_DISABLE_STATUS_NOTIFY DisableStatusNotify
;
232 PUNICODE_STRING DeviceName
;
233 } BATTERY_MINIPORT_INFO
, *PBATTERY_MINIPORT_INFO
;
235 /* BATTERY_MINIPORT_INFO.XxxVersion */
236 #define BATTERY_CLASS_MAJOR_VERSION 0x0001
237 #define BATTERY_CLASS_MINOR_VERSION 0x0000
243 BatteryClassInitializeDevice(
244 IN PBATTERY_MINIPORT_INFO MiniportInfo
,
245 IN PVOID
*ClassData
);
257 BatteryClassQueryWmiDataBlock(
259 IN PDEVICE_OBJECT DeviceObject
,
262 IN OUT PULONG InstanceLengthArray
,
263 IN ULONG OutBufferSize
,
269 BatteryClassStatusNotify(
275 BatteryClassSystemControl(
277 IN PVOID WmiLibContext
, /* PWMILIB_CONTEXT */
278 IN PDEVICE_OBJECT DeviceObject
,
280 OUT PVOID Disposition
); /* PSYSCTL_IRP_DISPOSITION */
292 #endif /* __BATCLASS_H */