powrprof.h

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/* Copyright (c) 2010 Wildfire Games
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

/*
 * bring in powrprof library.
 */

#ifndef INCLUDED_POWRPROF
#define INCLUDED_POWRPROF

#include "lib/sysdep/os/win/win.h"

#include <powrprof.h>

// the VC7 headers are missing some parts:

// MinGW headers are already correct; only change on VC
#if MSC_VERSION && MSC_VERSION < 1400

#ifndef NTSTATUS
#define NTSTATUS long
#endif
#ifndef STATUS_SUCCESS
#define STATUS_SUCCESS 0
#endif

#if WINVER < 0x500

typedef enum {
    SystemPowerPolicyAc,
    SystemPowerPolicyDc,
    VerifySystemPolicyAc,
    VerifySystemPolicyDc,
    SystemPowerCapabilities,
    SystemBatteryState,
    SystemPowerStateHandler,
    ProcessorStateHandler,
    SystemPowerPolicyCurrent,
    AdministratorPowerPolicy,
    SystemReserveHiberFile,
    ProcessorInformation,
    SystemPowerInformation,
    ProcessorStateHandler2,
    LastWakeTime,                                   // Compare with KeQueryInterruptTime()
    LastSleepTime,                                  // Compare with KeQueryInterruptTime()
    SystemExecutionState,
    SystemPowerStateNotifyHandler,
    ProcessorPowerPolicyAc,
    ProcessorPowerPolicyDc,
    VerifyProcessorPowerPolicyAc,
    VerifyProcessorPowerPolicyDc,
    ProcessorPowerPolicyCurrent,
    SystemPowerStateLogging,
    SystemPowerLoggingEntry
} POWER_INFORMATION_LEVEL;


typedef struct {
    DWORD       Granularity;
    DWORD       Capacity;
} BATTERY_REPORTING_SCALE, *PBATTERY_REPORTING_SCALE;

typedef enum _SYSTEM_POWER_STATE {
    PowerSystemUnspecified = 0,
    PowerSystemWorking     = 1,
    PowerSystemSleeping1   = 2,
    PowerSystemSleeping2   = 3,
    PowerSystemSleeping3   = 4,
    PowerSystemHibernate   = 5,
    PowerSystemShutdown    = 6,
    PowerSystemMaximum     = 7
} SYSTEM_POWER_STATE, *PSYSTEM_POWER_STATE;

typedef struct {
    // Misc supported system features
    BOOLEAN             PowerButtonPresent;
    BOOLEAN             SleepButtonPresent;
    BOOLEAN             LidPresent;
    BOOLEAN             SystemS1;
    BOOLEAN             SystemS2;
    BOOLEAN             SystemS3;
    BOOLEAN             SystemS4;           // hibernate
    BOOLEAN             SystemS5;           // off
    BOOLEAN             HiberFilePresent;
    BOOLEAN             FullWake;
    BOOLEAN             VideoDimPresent;
    BOOLEAN             ApmPresent;
    BOOLEAN             UpsPresent;

    // Processors
    BOOLEAN             ThermalControl;
    BOOLEAN             ProcessorThrottle;
    BYTE                ProcessorMinThrottle;
    BYTE                ProcessorMaxThrottle;
    BYTE                spare2[4];

    // Disk
    BOOLEAN             DiskSpinDown;
    BYTE                spare3[8];

    // System Battery
    BOOLEAN             SystemBatteriesPresent;
    BOOLEAN             BatteriesAreShortTerm;
    BATTERY_REPORTING_SCALE BatteryScale[3];

    // Wake
    SYSTEM_POWER_STATE  AcOnLineWake;
    SYSTEM_POWER_STATE  SoftLidWake;
    SYSTEM_POWER_STATE  RtcWake;
    SYSTEM_POWER_STATE  MinDeviceWakeState; // note this may change on driver load
    SYSTEM_POWER_STATE  DefaultLowLatencyWake;
} SYSTEM_POWER_CAPABILITIES, *PSYSTEM_POWER_CAPABILITIES;

#endif  // WINVER < 0x500

typedef struct _SYSTEM_POWER_INFORMATION
{
    ULONG MaxIdlenessAllowed;
    ULONG Idleness;
    ULONG TimeRemaining;
    UCHAR CoolingMode;
} SYSTEM_POWER_INFORMATION, *PSYSTEM_POWER_INFORMATION;

// SPI.CoolingMode
#define PO_TZ_INVALID_MODE 0 // The system does not support CPU throttling,
// or there is no thermal zone defined [..]

#endif  // #if MSC_VERSION

// neither VC7.1 nor MinGW define this
typedef struct _PROCESSOR_POWER_INFORMATION
{
    ULONG Number;
    ULONG MaxMhz;
    ULONG CurrentMhz;
    ULONG MhzLimit;
    ULONG MaxIdleState;
    ULONG CurrentIdleState;
} PROCESSOR_POWER_INFORMATION, *PPROCESSOR_POWER_INFORMATION;

#endif  // #ifndef INCLUDED_POWRPROF