// ltkhal.cpp+
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// +
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// Copyright (c) 2010 Accenture. All rights reserved.+
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// This component and the accompanying materials are made available+
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// under the terms of the "Eclipse Public License v1.0"+
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// which accompanies this distribution, and is available+
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".+
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// +
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// Initial Contributors:+
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// Accenture - Initial contribution+
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//+
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#include <fshell/ltkutils.h>+
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#include <fshell/ltkhal.h>+
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#include <fshell/descriptorutils.h>+
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#include <fshell/common.mmh>+
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#include <HAL.h>+
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#include <f32file.h>+
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+
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LtkUtils::CHalAttribute::CHalAttribute(TInt aAttribute, TInt aDeviceNumber, TInt aValue, TInt aError, const TDesC& aAttributeName, HBufC* aDescription)+
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	: iAttribute(aAttribute), iDeviceNumber(aDeviceNumber), iValue(aValue), iError(aError), iAttributeName(aAttributeName), iDescription(aDescription)+
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	{+
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	}+
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+
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EXPORT_C LtkUtils::CHalAttribute::~CHalAttribute()+
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	{+
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	delete iDescription;+
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	}+
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+
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const LtkUtils::SLitC KHalNames[] =+
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	{+
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	DESC("EManufacturer"),+
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	DESC("EManufacturerHardwareRev"),+
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	DESC("EManufacturerSoftwareRev"),+
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	DESC("EManufacturerSoftwareBuild"),+
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	DESC("EModel"),+
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	DESC("EMachineUid"),+
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	DESC("EDeviceFamily"),+
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	DESC("EDeviceFamilyRev"),+
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	DESC("ECPU"),+
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	DESC("ECPUArch"),+
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	DESC("ECPUABI"),+
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	DESC("ECPUSpeed"),+
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	DESC("ESystemStartupReason"),+
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	DESC("ESystemException"),+
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	DESC("ESystemTickPeriod"),+
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	DESC("EMemoryRAM"),+
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	DESC("EMemoryRAMFree"),+
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	DESC("EMemoryROM"),+
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	DESC("EMemoryPageSize"),+
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	DESC("EPowerGood"),+
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	DESC("EPowerBatteryStatus"),+
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	DESC("EPowerBackup"),+
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	DESC("EPowerBackupStatus"),+
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	DESC("EPowerExternal"),+
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	DESC("EKeyboard"),+
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	DESC("EKeyboardDeviceKeys"),+
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	DESC("EKeyboardAppKeys"),+
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	DESC("EKeyboardClick"),+
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	DESC("EKeyboardClickState"),+
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	DESC("EKeyboardClickVolume"),+
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	DESC("EKeyboardClickVolumeMax"),+
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	DESC("EDisplayXPixels"),+
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	DESC("EDisplayYPixels"),+
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	DESC("EDisplayXTwips"),+
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	DESC("EDisplayYTwips"),+
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	DESC("EDisplayColors"),+
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	DESC("EDisplayState"),+
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	DESC("EDisplayContrast"),+
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	DESC("EDisplayContrastMax"),+
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	DESC("EBacklight"),+
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	DESC("EBacklightState"),+
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	DESC("EPen"),+
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	DESC("EPenX"),+
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	DESC("EPenY"),+
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	DESC("EPenDisplayOn"),+
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	DESC("EPenClick"),+
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	DESC("EPenClickState"),+
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	DESC("EPenClickVolume"),+
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	DESC("EPenClickVolumeMax"),+
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	DESC("EMouse"),+
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	DESC("EMouseX"),+
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	DESC("EMouseY"),+
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	DESC("EMouseState"),+
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	DESC("EMouseSpeed"),+
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	DESC("EMouseAcceleration"),+
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	DESC("EMouseButtons"),+
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	DESC("EMouseButtonState"),+
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	DESC("ECaseState"),+
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	DESC("ECaseSwitch"),+
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	DESC("ECaseSwitchDisplayOn"),+
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	DESC("ECaseSwitchDisplayOff"),+
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	DESC("ELEDs"),+
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	DESC("ELEDmask"),+
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	DESC("EIntegratedPhone"),+
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	DESC("EDisplayBrightness"),+
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	DESC("EDisplayBrightnessMax"),+
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	DESC("EKeyboardBacklightState"),+
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	DESC("EAccessoryPower"),+
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	DESC("ELanguageIndex"),+
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	DESC("EKeyboardIndex"),+
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	DESC("EMaxRAMDriveSize"),+
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	DESC("EKeyboardState"),+
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	DESC("ESystemDrive"),+
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	DESC("EPenState"),+
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	DESC("EDisplayIsMono"),+
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	DESC("EDisplayIsPalettized"),+
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	DESC("EDisplayBitsPerPixel"),+
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	DESC("EDisplayNumModes"),+
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	DESC("EDisplayMemoryAddress"),+
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	DESC("EDisplayOffsetToFirstPixel"),+
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	DESC("EDisplayOffsetBetweenLines"),+
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	DESC("EDisplayPaletteEntry"),+
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	DESC("EDisplayIsPixelOrderRGB"),+
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	DESC("EDisplayIsPixelOrderLandscape"),+
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	DESC("EDisplayMode"),+
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	DESC("ESwitches"),+
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	DESC("EDebugPort"),+
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	DESC("ELocaleLoaded"),+
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	DESC("EClipboardDrive"),+
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	DESC("ECustomRestart"),+
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	DESC("ECustomRestartReason"),+
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	DESC("EDisplayNumberOfScreens"),+
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	DESC("ENanoTickPeriod"),+
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	DESC("EFastCounterFrequency"),+
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	DESC("EFastCounterCountsUp"),+
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	DESC("EPointer3D"),+
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	DESC("EPointer3DZ/EPointer3DMaxProximity"),+
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	DESC("EPointer3DThetaSupported"),+
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	DESC("EPointer3DPhiSupported"),+
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	DESC("EPointer3DRotationSupported"),+
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	DESC("EPointer3DPressureSupported"),+
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	DESC("EHardwareFloatingPoint"),+
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	DESC("ETimeNonSecureOffset"),+
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	DESC("EPersistStartupModeKernel"),+
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	DESC("EMaximumCustomRestartReasons"),+
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	DESC("EMaximumRestartStartupModes"),+
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	DESC("ECustomResourceDrive"),+
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	DESC("EPointer3DProximityStep"), +
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	DESC("EPointerMaxPointers"),+
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	DESC("EPointerNumberOfPointers"),+
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	DESC("EPointer3DMaxPressure"),+
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	DESC("EPointer3DPressureStep"),+
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	DESC("EPointer3DEnterHighPressureThreshold"),+
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	DESC("EPointer3DExitHighPressureThreshold"),+
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	DESC("EPointer3DEnterCloseProximityThreshold"),+
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	DESC("EPointer3DExitCloseProximityThreshold"),+
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	DESC("EDisplayMemoryHandle"),+
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	DESC("ESerialNumber"),+
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	DESC("ECpuProfilingDefaultInterruptBase"),+
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	};+
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const TInt KNumHalNames = sizeof(KHalNames) / sizeof(LtkUtils::SLitC);+
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+
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const TDesC* Stringify(TInt aHalAttribute, TInt aValue)+
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	{+
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	_LIT(KManufacturerEricsson, "Ericsson");+
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	_LIT(KManufacturerMotorola, "Motorola");+
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	_LIT(KManufacturerNokia, "Nokia");+
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	_LIT(KManufacturerPanasonic, "Panasonic");+
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	_LIT(KManufacturerPsion, "Psion");+
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	_LIT(KManufacturerIntel, "Intel");+
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	_LIT(KManufacturerCogent, "Cogent");+
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	_LIT(KManufacturerCirrus, "Cirrus");+
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	_LIT(KManufacturerLinkup, "Linkup");+
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	_LIT(KCpuArm, "ARM");+
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	_LIT(KCpuMCore, "MCore");+
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	_LIT(KCpuX86, "x86");+
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	_LIT(KCpuAbiArm4, "ARM4");+
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	_LIT(KCpuAbiThumb, "THUMB");+
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	_LIT(KCpuAbiArmI, "ARMI");+
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	_LIT(KCpuAbiMCore, "MCore");+
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	_LIT(KCpuAbiMsvc, "MSVC");+
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	_LIT(KCpuAbiArm5T, "ARM5T");+
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	_LIT(KCpuAbiX86, "x86");+
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	_LIT(KStartupReasonCold, "Cold");+
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	_LIT(KStartupReasonWarm, "Warm");+
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	_LIT(KStartupReasonFault, "Fault");+
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	_LIT(KUp, "Up");+
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	_LIT(KDown, "Down");+
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+
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	switch (aHalAttribute)+
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		{+
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		case HALData::EManufacturer:+
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			switch (aValue)+
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				{+
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				case HALData::EManufacturer_Ericsson:+
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					return &KManufacturerEricsson;+
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				case HALData::EManufacturer_Motorola:+
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					return &KManufacturerMotorola;+
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				case HALData::EManufacturer_Nokia:+
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					return &KManufacturerNokia;+
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				case HALData::EManufacturer_Panasonic:+
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					return &KManufacturerPanasonic;+
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				case HALData::EManufacturer_Psion:+
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					return &KManufacturerPsion;	+
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				case HALData::EManufacturer_Intel:+
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					return &KManufacturerIntel;+
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				case HALData::EManufacturer_Cogent:+
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					return &KManufacturerCogent;+
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				case HALData::EManufacturer_Cirrus:+
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					return &KManufacturerCirrus;+
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				case HALData::EManufacturer_Linkup:+
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					return &KManufacturerLinkup;+
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				default:+
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					break;+
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				}+
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			break;+
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		case HALData::ECPU:+
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			switch (aValue)+
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				{+
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				case HALData::ECPU_ARM:+
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					return &KCpuArm;+
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				case HALData::ECPU_MCORE:+
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					return &KCpuMCore;+
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				case HALData::ECPU_X86:+
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					return &KCpuX86;+
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				default:+
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					break;+
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				}+
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			break;+
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		case HALData::ECPUABI:+
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			switch (aValue)+
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				{+
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				case HALData::ECPUABI_ARM4:+
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					return &KCpuAbiArm4;+
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				case HALData::ECPUABI_ARMI:+
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					return &KCpuAbiMCore;+
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				case HALData::ECPUABI_THUMB:+
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					return &KCpuAbiThumb;+
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				case HALData::ECPUABI_MCORE:+
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					return &KCpuAbiArmI;+
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				case HALData::ECPUABI_MSVC:+
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					return &KCpuAbiMsvc;+
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				case HALData::ECPUABI_ARM5T:+
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					return &KCpuAbiArm5T;+
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				case HALData::ECPUABI_X86:+
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					return &KCpuAbiX86;+
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				default:+
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					break;+
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				}+
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			break;+
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		case HALData::ESystemStartupReason:+
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			switch (aValue)+
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				{+
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				case HALData::ESystemStartupReason_Cold:+
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					return &KStartupReasonCold;+
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				case HALData::ESystemStartupReason_Warm:+
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					return &KStartupReasonWarm;+
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				case HALData::ESystemStartupReason_Fault:+
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					return &KStartupReasonFault;+
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				default:+
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					break;+
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				}+
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			break;+
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		case HALData::EFastCounterCountsUp:+
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			if (aValue)+
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				{+
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				return &KUp;+
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				}+
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			else+
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				{+
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				return &KDown;+
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				}+
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		default:+
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			break;+
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		}+
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+
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	return NULL;+
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	}+
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+
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+
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+
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+
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EXPORT_C void LtkUtils::GetHalInfoL(RPointerArray<CHalAttribute>& aAttributes)+
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	{+
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	// Use GetAll to find out how many attributes we have+
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	aAttributes.ResetAndDestroy();+
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	HAL::SEntry* ents = NULL;+
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	TInt numEntries = 0;+
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	User::LeaveIfError(HAL::GetAll(numEntries, ents));+
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	delete ents;+
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+
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	for (TInt i = 0; i < numEntries; i++)+
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		{+
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		// Now re-get them individually so we can get the error field+
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		CHalAttribute* attrib = GetHalInfoL(i);+
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		CleanupStack::PushL(attrib);+
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		aAttributes.AppendL(attrib);+
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		CleanupStack::Pop(attrib);+
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		}+
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	}+
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+
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EXPORT_C LtkUtils::CHalAttribute* LtkUtils::GetHalInfoL(TInt aAttribute)+
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	{+
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	return GetHalInfoL(0, aAttribute);+
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	}+
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+
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EXPORT_C LtkUtils::CHalAttribute* LtkUtils::GetHalInfoL(TInt aDeviceNumber, TInt aAttribute)+
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	{+
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	TInt val = 0;+
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	TInt err = HAL::Get((HALData::TAttribute)aAttribute, val);+
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	CHalAttribute* attrib = NULL;+
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	if (err == KErrNone)+
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		{+
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		attrib = GetHalInfoForValueL(aDeviceNumber, aAttribute, val);+
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		}+
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	else+
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		{+
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		const TDesC& attribName = aAttribute >= KNumHalNames ? KNullDesC() : KHalNames[aAttribute];+
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		RLtkBuf buf;+
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		buf.AppendFormatL(_L("HAL::Get() returned error %d"), err);+
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		HBufC* bufc = buf.ToHBuf();+
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		CleanupStack::PushL(bufc);+
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		attrib = new(ELeave) CHalAttribute(aAttribute, aDeviceNumber, val, err, attribName, bufc);+
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		CleanupStack::Pop(bufc);+
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		}+
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	return attrib;+
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	}+
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+
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EXPORT_C LtkUtils::CHalAttribute* LtkUtils::GetHalInfoForValueL(TInt aDeviceNumber, TInt aAttribute, TInt aValue)+
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	{+
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	const TDesC& attribName = aAttribute >= KNumHalNames ? KNullDesC() : KHalNames[aAttribute];+
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	RLtkBuf buf;+
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	CleanupClosePushL(buf);+
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	const TDesC* string = Stringify(aAttribute, aValue);+
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	if (string) buf.AppendL(*string);+
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	else+
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		{+
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		if ((aAttribute == HAL::ESystemDrive || aAttribute == HAL::EClipboardDrive) && aValue == -1)+
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			{+
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			// Emulator returns -1 for system drive...+
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			buf.AppendL(_L("Unknown"));+
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			}+
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		}+
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	if (buf.Length())+
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		{+
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		buf.AppendFormatL(_L(" (%d/0x%08x)"), aValue, aValue);+
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		}+
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	else+
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		{+
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		buf.AppendFormatL(_L("%d (0x%08x)"), aValue, aValue);+
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		}+
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+
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	CHalAttribute* attrib = new(ELeave) CHalAttribute(aAttribute, aDeviceNumber, aValue, KErrNone, attribName, buf.GetHBuf());+
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	CleanupStack::Pop(&buf); // attrib now owns its HBufC*+
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	return attrib;+
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	}+
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+
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EXPORT_C char LtkUtils::GetSystemDrive()+
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	{+
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#ifdef FSHELL_9_1_SUPPORT+
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	TInt ch = EDriveC;+
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	HAL::Get(HAL::ESystemDrive, ch);+
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	return 'a' + ch;+
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#else+
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	TChar systemDrive = 'c';+
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	RFs::DriveToChar(RFs::GetSystemDrive(), systemDrive);+
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	return (char)(TUint)systemDrive;+
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#endif+
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	}+
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