//------------------------------------------------------------------
// create new profile from current one
//
// return codes:
// -1: active profile detection failed
// -2: reading active profile policy failed
// -3: writing our own profile failed
// -4: reading active cpu policy failed
// -5: writing our own cpu policy failed
// -6: new profile activation failed
// 0: profile creation successful
//------------------------------------------------------------------
int createProfile()
{
// get the # of the currently active profile
UINT activeProfile;
if( !GetActivePwrScheme(&activeProfile) )
return -1;
// read the profile policy settings
if( !ReadPwrScheme(activeProfile,&toBeCopied) )
return -2;
// copy this to the one we use later
internalPolicy = toBeCopied;
// create the # of our own profile
lastChecked++;
// disable throttling in this new profile
internalPolicy.user.ForcedThrottleAc = 100;
internalPolicy.user.ForcedThrottleDc = 100;
// write our own profile policy settings to the registry
if( !WritePwrScheme(&lastChecked,L"Speedswitch Control",L"\0\0",&internalPolicy) )
return -3;
// this is our profile #
internalProfile = lastChecked;
// read the CPU policy from the active profile
if( !ReadProcessorPwrScheme(activeProfile,&mach) )
return -4;
// use this CPU policy for our own profile
if( !WriteProcessorPwrScheme(internalProfile,&mach) )
return -5;
if( !SetActivePwrScheme(internalProfile,NULL,NULL) )
return -6;
updateStates();
return 0;
}
//------------------------------------------------------------------
// write changed power policies
//
// return codes:
// -1: power policy writing failure
// -2: cpu policy writing failure
// 0: success
//------------------------------------------------------------------
int writePolicies( BOOL power, BOOL cpu )
{
if( power && !WritePwrScheme(&internalProfile,L"Speedswitch Control",L"\0\0",&internalPolicy) )
{
ReadPwrScheme( internalProfile, &internalPolicy );
return -1;
}
if( cpu && !WriteProcessorPwrScheme(internalProfile,&mach) )
{
ReadProcessorPwrScheme( internalProfile, &mach );
if( power )
SetActivePwrScheme( internalProfile, NULL, NULL );
return -2;
}
SetActivePwrScheme( internalProfile, NULL, NULL );
return 0;
}
//------------------------------------------------------------------
// Detect our own profile no
//
// return codes:
// -1: profile enumeration failed
// -2: profile not found (profile creation necessary)
// -3: CPU policy reading from our own profile failed
// -4: new profile activation failed
// >=0: profile no (success)
//------------------------------------------------------------------
int detectProfile()
{
internalProfile = 0xffffffff;
lastChecked = 0xffffffff;
if( !EnumPwrSchemes(&powerSchemeCallback,0) )
return -1; // enumeration failed
if( internalProfile == 0xffffffff )
return -2; // profile not found
// read the current CPU policy from our profile
if( !ReadProcessorPwrScheme(internalProfile,&mach) )
return -3; // CPU policy reading failed
if( !SetActivePwrScheme(internalProfile,NULL,NULL) )
return -4;
updateStates();
return internalProfile; // profile found, return profile no
}
BOOL PowerSchemes::ApplyPowerSchemeXP(UINT & uiID)
{
BOOL bResult = FALSE;
if(GetActivePwrScheme(&uiID))
{
//printf("GetActivePwrScheme OK\n");
//PROCESSOR_POWER_POLICY ppp;
MACHINE_PROCESSOR_POWER_POLICY mppp;
/*
ReadProcessorPwrScheme is available for use in the operating systems specified in the Requirements section.
Requirements: Windows XP [desktop apps only] | Windows Server 2003 [desktop apps only]
*/
if(ReadProcessorPwrScheme(uiID, &mppp))
{
printf("ReadProcessorPwrScheme OK\n");
mppp.ProcessorPolicyAc.Policy[0].AllowPromotion = 1; // C1
mppp.ProcessorPolicyAc.Policy[1].AllowPromotion = 1; // C2
mppp.ProcessorPolicyAc.Policy[2].AllowPromotion = 1; // C3
if (WriteProcessorPwrScheme(uiID, &mppp))
SetActivePwrScheme(uiID, 0, 0);
bResult = TRUE;
}
else
{
//printf("ReadProcessorPwrScheme FAIL\n");
bResult = FALSE;
}
}
else {
printf("GetActivePwrScheme FAIL\n");
bResult = FALSE;;
}
return bResult;
}
//------------------------------------------------------------------
// check power scheme integrity
//
// check: 0=no consistency check
// 1=check power scheme only
// 2=check processor scheme only
// 3=check both power and processor scheme
//------------------------------------------------------------------
BOOL checkProfile( int check )
{
log( _T("Checking power scheme integrity ...") );
CString err;
err.LoadStringW( IDS_MAINERR2 );
POWER_POLICY policyTemp;
MACHINE_PROCESSOR_POWER_POLICY machTemp;
static TCHAR msg[1024]; // für diverse Fehlertexte
BOOL forceActivate = FALSE;
if( !ReadPwrScheme(internalProfile,&policyTemp) )
{
log( _T("Recreating power scheme ...") );
UINT x = internalProfile;
if( !WritePwrScheme(&x,L"Speedswitch Control",L"\0\0",&internalPolicy) )
{
CString s1;
s1.LoadStringW( IDS_SW1 );
wsprintf( msg, s1, GetLastError() );
MessageBox( NULL, msg, err, MB_ICONEXCLAMATION|MB_OK );
return FALSE;
}
forceActivate = TRUE;
}
else if( check&1 )
{
if( !comparePowerProfile(policyTemp,internalPolicy) )
{
log( _T("Restoring power scheme data ...") );
UINT x = internalProfile;
if( !WritePwrScheme(&x,L"Speedswitch Control",L"\0\0",&internalPolicy) )
{
CString s1;
s1.LoadStringW( IDS_SW2 );
wsprintf( msg, s1, GetLastError() );
MessageBox( NULL, msg, err, MB_ICONEXCLAMATION|MB_OK );
return FALSE;
}
forceActivate = TRUE;
}
}
if( !ReadProcessorPwrScheme(internalProfile,&machTemp) )
{
log( _T("Recreating processor scheme ...") );
if( !WriteProcessorPwrScheme(internalProfile,&mach) )
{
CString s1;
s1.LoadStringW( IDS_SW3 );
wsprintf( msg, s1, GetLastError() );
MessageBox( NULL, msg, err, MB_ICONEXCLAMATION|MB_OK );
return FALSE;
}
forceActivate = TRUE;
}
else if( check&2 )
{
if( !compareCPUScheme(machTemp,mach) )
{
log( _T("Restoring processor scheme data ...") );
if( !WriteProcessorPwrScheme(internalProfile,&mach) )
{
CString s1;
s1.LoadStringW( IDS_SW4 );
wsprintf( msg, s1, GetLastError() );
MessageBox( NULL, msg, err, MB_ICONEXCLAMATION|MB_OK );
return FALSE;
}
forceActivate = TRUE;
}
}
UINT profile;
if( !GetActivePwrScheme(&profile) )
{
CString s1;
s1.LoadStringW( IDS_SW5 );
wsprintf( msg, s1, GetLastError() );
MessageBox( NULL, msg, err, MB_OK|MB_ICONEXCLAMATION );
return FALSE;
}
if( forceActivate || profile!=internalProfile )
{
log( _T("Reactivating power scheme (%d, %d) ..."), profile, internalProfile );
if( !SetActivePwrScheme(internalProfile,NULL,NULL) )
{
CString s1;
s1.LoadStringW( IDS_SW6 );
wsprintf( msg, s1, GetLastError() );
MessageBox( NULL, msg, err, MB_ICONEXCLAMATION|MB_OK );
return FALSE;
}
}
return TRUE;
}