Sweden-Number/dlls/kernel32/powermgnt.c

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/*
* Copyright 1995 Thomas Sandford (tdgsandf@prds-grn.demon.co.uk)
* Copyright 2003 Dimitrie O. Paun
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "kernel_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(powermgnt);
/******************************************************************************
* GetDevicePowerState (KERNEL32.@)
*/
BOOL WINAPI GetDevicePowerState(HANDLE hDevice, BOOL* pfOn)
{
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WARN("(hDevice %p pfOn %p): stub\n", hDevice, pfOn);
return TRUE; /* no information */
}
/***********************************************************************
* GetSystemPowerStatus (KERNEL32.@)
*/
BOOL WINAPI GetSystemPowerStatus(LPSYSTEM_POWER_STATUS ps)
{
SYSTEM_BATTERY_STATE bs;
NTSTATUS status;
TRACE("(%p)\n", ps);
ps->ACLineStatus = AC_LINE_UNKNOWN;
ps->BatteryFlag = BATTERY_FLAG_UNKNOWN;
ps->BatteryLifePercent = BATTERY_PERCENTAGE_UNKNOWN;
ps->SystemStatusFlag = 0;
ps->BatteryLifeTime = BATTERY_LIFE_UNKNOWN;
ps->BatteryFullLifeTime = BATTERY_LIFE_UNKNOWN;
status = NtPowerInformation(SystemBatteryState, NULL, 0, &bs, sizeof(bs));
if (status == STATUS_NOT_IMPLEMENTED) return TRUE;
if (FAILED(status)) return FALSE;
ps->ACLineStatus = bs.AcOnLine;
if (bs.BatteryPresent)
{
ps->BatteryLifePercent = bs.MaxCapacity ? bs.RemainingCapacity / bs.MaxCapacity : 100;
ps->BatteryLifeTime = bs.EstimatedTime;
if (!bs.Charging && (LONG)bs.Rate < 0)
ps->BatteryFullLifeTime = 3600 * bs.MaxCapacity / -(LONG)bs.Rate;
ps->BatteryFlag = 0;
if (bs.Charging)
ps->BatteryFlag |= BATTERY_FLAG_CHARGING;
if (ps->BatteryLifePercent > 66)
ps->BatteryFlag |= BATTERY_FLAG_HIGH;
if (ps->BatteryLifePercent < 33)
ps->BatteryFlag |= BATTERY_FLAG_LOW;
if (ps->BatteryLifePercent < 5)
ps->BatteryFlag |= BATTERY_FLAG_CRITICAL;
}
else
{
ps->BatteryFlag = BATTERY_FLAG_NO_BATTERY;
}
return TRUE;
}
/***********************************************************************
* IsSystemResumeAutomatic (KERNEL32.@)
*/
BOOL WINAPI IsSystemResumeAutomatic(void)
{
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WARN("(): stub, harmless.\n");
return FALSE;
}
/***********************************************************************
* RequestWakeupLatency (KERNEL32.@)
*/
BOOL WINAPI RequestWakeupLatency(LATENCY_TIME latency)
{
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WARN("(): stub, harmless.\n");
return TRUE;
}
/***********************************************************************
* RequestDeviceWakeup (KERNEL32.@)
*/
BOOL WINAPI RequestDeviceWakeup(HANDLE device)
{
FIXME("(%p): stub\n", device);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
/***********************************************************************
* SetSystemPowerState (KERNEL32.@)
*/
BOOL WINAPI SetSystemPowerState(BOOL suspend_or_hibernate,
BOOL force_flag)
{
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WARN("(): stub, harmless.\n");
return TRUE;
}
/***********************************************************************
* SetThreadExecutionState (KERNEL32.@)
*
* Informs the system that activity is taking place for
* power management purposes.
*/
EXECUTION_STATE WINAPI SetThreadExecutionState(EXECUTION_STATE flags)
{
EXECUTION_STATE old;
NtSetThreadExecutionState(flags, &old);
return old;
}
/***********************************************************************
* PowerCreateRequest (KERNEL32.@)
*/
HANDLE WINAPI PowerCreateRequest(REASON_CONTEXT *context)
{
FIXME("(%p): stub\n", context);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return INVALID_HANDLE_VALUE;
}
/***********************************************************************
* PowerSetRequest (KERNEL32.@)
*/
BOOL WINAPI PowerSetRequest(HANDLE request, POWER_REQUEST_TYPE type)
{
FIXME("(%p, %u): stub\n", request, type);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
/***********************************************************************
* PowerClearRequest (KERNEL32.@)
*/
BOOL WINAPI PowerClearRequest(HANDLE request, POWER_REQUEST_TYPE type)
{
FIXME("(%p, %u): stub\n", request, type);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}