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/* |
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* ntpoapi.h |
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* |
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* APIs for power management. |
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* |
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* This file is part of the w32api package. |
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* |
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* Contributors: |
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* Created by Casper S. Hornstrup <chorns@users.sourceforge.net> |
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* |
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* THIS SOFTWARE IS NOT COPYRIGHTED |
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* |
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* This source code is offered for use in the public domain. You may |
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* use, modify or distribute it freely. |
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* |
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* This code is distributed in the hope that it will be useful but |
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* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY |
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* DISCLAIMED. This includes but is not limited to warranties of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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* |
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*/ |
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|
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#ifndef __NTPOAPI_H |
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#define __NTPOAPI_H |
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|
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#if __GNUC__ >=3 |
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#pragma GCC system_header |
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#endif |
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|
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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|
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#include "ntddk.h" |
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#include "batclass.h" |
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|
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#define POWER_PERF_SCALE 100 |
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#define PERF_LEVEL_TO_PERCENT(x) (((x) * 1000) / (POWER_PERF_SCALE * 10)) |
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#define PERCENT_TO_PERF_LEVEL(x) (((x) * POWER_PERF_SCALE * 10) / 1000) |
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|
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typedef struct _PROCESSOR_IDLE_TIMES { |
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ULONGLONG StartTime; |
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ULONGLONG EndTime; |
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ULONG IdleHandlerReserved[4]; |
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} PROCESSOR_IDLE_TIMES, *PPROCESSOR_IDLE_TIMES; |
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|
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typedef BOOLEAN DDKFASTAPI |
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(*PPROCESSOR_IDLE_HANDLER)( |
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/*IN OUT*/ PPROCESSOR_IDLE_TIMES IdleTimes); |
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|
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typedef struct _PROCESSOR_IDLE_HANDLER_INFO { |
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ULONG HardwareLatency; |
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PPROCESSOR_IDLE_HANDLER Handler; |
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} PROCESSOR_IDLE_HANDLER_INFO, *PPROCESSOR_IDLE_HANDLER_INFO; |
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|
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typedef VOID DDKFASTAPI |
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(*PSET_PROCESSOR_THROTTLE)( |
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/*IN*/ UCHAR Throttle); |
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|
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typedef NTSTATUS DDKFASTAPI |
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(*PSET_PROCESSOR_THROTTLE2)( |
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/*IN*/ UCHAR Throttle); |
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|
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#define MAX_IDLE_HANDLERS 3 |
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|
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typedef struct _PROCESSOR_STATE_HANDLER { |
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UCHAR ThrottleScale; |
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BOOLEAN ThrottleOnIdle; |
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PSET_PROCESSOR_THROTTLE SetThrottle; |
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ULONG NumIdleHandlers; |
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PROCESSOR_IDLE_HANDLER_INFO IdleHandler[MAX_IDLE_HANDLERS]; |
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} PROCESSOR_STATE_HANDLER, *PPROCESSOR_STATE_HANDLER; |
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|
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typedef enum _POWER_STATE_HANDLER_TYPE { |
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PowerStateSleeping1, |
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PowerStateSleeping2, |
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PowerStateSleeping3, |
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PowerStateSleeping4, |
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PowerStateSleeping4Firmware, |
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PowerStateShutdownReset, |
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PowerStateShutdownOff, |
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PowerStateMaximum |
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} POWER_STATE_HANDLER_TYPE, *PPOWER_STATE_HANDLER_TYPE; |
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|
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typedef NTSTATUS DDKAPI |
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(*PENTER_STATE_SYSTEM_HANDLER)( |
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/*IN*/ PVOID SystemContext); |
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|
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typedef NTSTATUS DDKAPI |
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(*PENTER_STATE_HANDLER)( |
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/*IN*/ PVOID Context, |
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/*IN*/ PENTER_STATE_SYSTEM_HANDLER SystemHandler /*OPTIONAL*/, |
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/*IN*/ PVOID SystemContext, |
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/*IN*/ LONG NumberProcessors, |
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/*IN*/ VOLATILE PLONG Number); |
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|
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typedef struct _POWER_STATE_HANDLER { |
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POWER_STATE_HANDLER_TYPE Type; |
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BOOLEAN RtcWake; |
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UCHAR Spare[3]; |
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PENTER_STATE_HANDLER Handler; |
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PVOID Context; |
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} POWER_STATE_HANDLER, *PPOWER_STATE_HANDLER; |
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|
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typedef NTSTATUS STDCALL |
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(*PENTER_STATE_NOTIFY_HANDLER)( |
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/*IN*/ POWER_STATE_HANDLER_TYPE State, |
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/*IN*/ PVOID Context, |
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/*IN*/ BOOLEAN Entering); |
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|
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typedef struct _POWER_STATE_NOTIFY_HANDLER { |
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PENTER_STATE_NOTIFY_HANDLER Handler; |
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PVOID Context; |
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} POWER_STATE_NOTIFY_HANDLER, *PPOWER_STATE_NOTIFY_HANDLER; |
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|
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NTOSAPI |
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NTSTATUS |
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DDKAPI |
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NtPowerInformation( |
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/*IN*/ POWER_INFORMATION_LEVEL InformationLevel, |
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/*IN*/ PVOID InputBuffer /*OPTIONAL*/, |
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/*IN*/ ULONG InputBufferLength, |
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/*OUT*/ PVOID OutputBuffer /*OPTIONAL*/, |
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/*IN*/ ULONG OutputBufferLength); |
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|
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#define PROCESSOR_STATE_TYPE_PERFORMANCE 1 |
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#define PROCESSOR_STATE_TYPE_THROTTLE 2 |
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|
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typedef struct _PROCESSOR_PERF_LEVEL { |
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UCHAR PercentFrequency; |
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UCHAR Reserved; |
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USHORT Flags; |
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} PROCESSOR_PERF_LEVEL, *PPROCESSOR_PERF_LEVEL; |
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|
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typedef struct _PROCESSOR_PERF_STATE { |
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UCHAR PercentFrequency; |
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UCHAR MinCapacity; |
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USHORT Power; |
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UCHAR IncreaseLevel; |
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UCHAR DecreaseLevel; |
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USHORT Flags; |
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ULONG IncreaseTime; |
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ULONG DecreaseTime; |
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ULONG IncreaseCount; |
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ULONG DecreaseCount; |
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ULONGLONG PerformanceTime; |
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} PROCESSOR_PERF_STATE, *PPROCESSOR_PERF_STATE; |
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|
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typedef struct _PROCESSOR_STATE_HANDLER2 { |
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ULONG NumIdleHandlers; |
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PROCESSOR_IDLE_HANDLER_INFO IdleHandler[MAX_IDLE_HANDLERS]; |
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PSET_PROCESSOR_THROTTLE2 SetPerfLevel; |
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ULONG HardwareLatency; |
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UCHAR NumPerfStates; |
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PROCESSOR_PERF_LEVEL PerfLevel[1]; |
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} PROCESSOR_STATE_HANDLER2, *PPROCESSOR_STATE_HANDLER2; |
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|
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|
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NTOSAPI |
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NTSTATUS |
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DDKAPI |
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NtSetThreadExecutionState( |
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/*IN*/ EXECUTION_STATE esFlags, |
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/*OUT*/ EXECUTION_STATE *PreviousFlags); |
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|
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NTOSAPI |
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NTSTATUS |
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DDKAPI |
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NtRequestWakeupLatency( |
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/*IN*/ LATENCY_TIME latency); |
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|
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NTOSAPI |
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NTSTATUS |
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DDKAPI |
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NtInitiatePowerAction( |
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/*IN*/ POWER_ACTION SystemAction, |
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/*IN*/ SYSTEM_POWER_STATE MinSystemState, |
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/*IN*/ ULONG Flags, |
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/*IN*/ BOOLEAN Asynchronous); |
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|
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NTOSAPI |
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NTSTATUS |
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DDKAPI |
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NtSetSystemPowerState( |
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/*IN*/ POWER_ACTION SystemAction, |
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/*IN*/ SYSTEM_POWER_STATE MinSystemState, |
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/*IN*/ ULONG Flags); |
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|
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NTOSAPI |
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NTSTATUS |
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DDKAPI |
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NtGetDevicePowerState( |
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/*IN*/ HANDLE Device, |
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/*OUT*/ DEVICE_POWER_STATE *State); |
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|
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NTOSAPI |
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NTSTATUS |
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DDKAPI |
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NtCancelDeviceWakeupRequest( |
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/*IN*/ HANDLE Device); |
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|
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NTOSAPI |
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BOOLEAN |
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DDKAPI |
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NtIsSystemResumeAutomatic( |
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VOID); |
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|
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NTOSAPI |
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NTSTATUS |
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DDKAPI |
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NtRequestDeviceWakeup( |
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/*IN*/ HANDLE Device); |
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|
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#define WINLOGON_LOCK_ON_SLEEP 0x00000001 |
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|
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typedef struct _PROCESSOR_POWER_INFORMATION { |
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ULONG Number; |
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ULONG MaxMhz; |
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ULONG CurrentMhz; |
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ULONG MhzLimit; |
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ULONG MaxIdleState; |
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ULONG CurrentIdleState; |
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} PROCESSOR_POWER_INFORMATION, *PPROCESSOR_POWER_INFORMATION; |
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|
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#ifdef __cplusplus |
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} |
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#endif |
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|
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#endif /* __NTPOAPI_H */ |
