/* Derived from source code of TrueCrypt 7.1a, which is Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed by the TrueCrypt License 3.0. Modifications and additions to the original source code (contained in this file) and all other portions of this file are Copyright (c) 2013-2016 IDRIX and are governed by the Apache License 2.0 the full text of which is contained in the file License.txt included in VeraCrypt binary and source code distribution packages. */ #ifndef TC_HEADER_Platform_StringConverter #define TC_HEADER_Platform_StringConverter #include #include "PlatformBase.h" namespace VeraCrypt { class StringConverter { public: static void Erase (string &str); static void Erase (wstring &str); static wstring FromNumber (double number); static wstring FromNumber (int32 number); static wstring FromNumber (uint32 number); static wstring FromNumber (int64 number); static wstring FromNumber (uint64 number); static string GetTrailingNumber (const string &str); static string GetTypeName (const type_info &typeInfo); static wstring QuoteSpaces (const wstring &str); static vector Split (const string &str, const string &separators = " \t\r\n", bool returnEmptyFields = false); static string StripTrailingNumber (const string &str); static wstring ToExceptionString (const exception &ex); static string ToLower (const string &str); static uint32 ToUInt32 (const string &str); static uint32 ToUInt32 (const wstring &str); static int32 ToInt32 (const string &str); static int32 ToInt32 (const wstring &str); static uint64 ToUInt64 (const string &str); static uint64 ToUInt64 (const wstring &str); static int64 ToInt64 (const string &str); static int64 ToInt64 (const wstring &str); static string ToSingle (double number) { return ToSingle (FromNumber (number)); } static string ToSingle (int32 number) { return ToSingle (FromNumber (number)); } static string ToSingle (uint32 number) { return ToSingle (FromNumber (number)); } static string ToSingle (int64 number) { return ToSingle (FromNumber (number)); } static string ToSingle (uint64 number) { return ToSingle (FromNumber (number)); } static string ToSingle (const wstring &wstr, bool noThrow = false); static void ToSingle (const wstring &wstr, string &str, bool noThrow = false); static string ToUpper (const string &str); static wstring ToWide (double number) { return FromNumber (number); } static wstring ToWide (int32 number) { return FromNumber (number); } static wstring ToWide (uint32 number) { return FromNumber (number); } static wstring ToWide (int64 number) { return FromNumber (number); } static wstring ToWide (uint64 number) { return FromNumber (number); } static wstring ToWide (const string &str, bool noThrow = false); static void ToWideBuffer (const wstring &str, wchar_t *buffer, size_t bufferSize); static string Trim (const string &str); private: StringConverter (); }; } #endif // TC_HEADER_Platform_StringConverter VeraCrypt/tree/src/Main/Forms?h=CI&id=2db742f465be1527cbf5d6a1b64d9dba89c3eaf5'>Forms/VolumeCreationProgressWizardPage.cpp
blob: ccc4cb738fe86a4e036b7017c604a248e554c66c (plain) 
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/*
 Derived from source code of TrueCrypt 7.1a, which is
 Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
 by the TrueCrypt License 3.0.

 Modifications and additions to the original source code (contained in this file)
 and all other portions of this file are Copyright (c) 2013-2016 IDRIX
 and are governed by the Apache License 2.0 the full text of which is
 contained in the file License.txt included in VeraCrypt binary and source
 code distribution packages.
*/

#include "System.h"
#include "Main/GraphicUserInterface.h"
#include "VolumeCreationProgressWizardPage.h"

namespace VeraCrypt
{
	VolumeCreationProgressWizardPage::VolumeCreationProgressWizardPage (wxPanel* parent, bool displayKeyInfo)
		: VolumeCreationProgressWizardPageBase (parent),
		PreviousGaugeValue (0),
		ProgressBarRange (1),
		RealProgressBarRange (1),
		VolumeCreatorRunning (false),
		MouseEventsCounter (0)
	{
		DisplayKeysCheckBox->SetValue (displayKeyInfo);
#ifdef TC_WINDOWS
		DisplayKeysCheckBox->SetLabel (L"");
#endif

#ifdef TC_MACOSX
		ProgressGauge->SetMinSize (wxSize (-1, 12)); // OS X apparently supports only up to 12px thick progress bars
		KeySamplesUpperSizer->Remove (KeySamplesUpperInnerSizer);
#else
		ProgressGauge->SetMinSize (wxSize (-1, Gui->GetCharHeight (this) * 2));
#endif

		CollectedEntropy->SetRange (RNG_POOL_SIZE * 8);

		if (DisplayKeysCheckBox->IsChecked())
			ShowBytes (RandomPoolSampleStaticText, RandomNumberGenerator::PeekPool(), true);
		else
			ShowAsterisks (RandomPoolSampleStaticText);

		class Timer : public wxTimer
		{
		public:
			Timer (VolumeCreationProgressWizardPage *page) : Page (page) { }

			void Notify()
			{
				Page->OnRandomPoolTimer();
			}

			VolumeCreationProgressWizardPage *Page;
		};

		RandomPoolTimer.reset (dynamic_cast <wxTimer *> (new Timer (this)));
		RandomPoolTimer->Start (30);

		AbortButton->Disable();
		ProgressGauge->SetValue (0);

	}

	void VolumeCreationProgressWizardPage::OnAbortButtonClick (wxCommandEvent& event)
	{
		AbortEvent.Raise();
	}

	void VolumeCreationProgressWizardPage::OnDisplayKeysCheckBoxClick (wxCommandEvent& event)
	{
		if (!event.IsChecked())
		{
			ShowAsterisks (RandomPoolSampleStaticText);
			ShowAsterisks (HeaderKeySampleStaticText);
			ShowAsterisks (MasterKeySampleStaticText);
		}
		else
		{
			RandomPoolSampleStaticText->SetLabel (L"");
			HeaderKeySampleStaticText->SetLabel (L"");
			MasterKeySampleStaticText->SetLabel (L"");
		}
	}

	void VolumeCreationProgressWizardPage::OnRandomPoolTimer ()
	{
		if (!VolumeCreatorRunning && DisplayKeysCheckBox->IsChecked())
			ShowBytes (RandomPoolSampleStaticText, RandomNumberGenerator::PeekPool(), true);
	}

	void VolumeCreationProgressWizardPage::SetKeyInfo (const VolumeCreator::KeyInfo &keyInfo)
	{
		if (DisplayKeysCheckBox->IsChecked())
		{
			ShowBytes (RandomPoolSampleStaticText, RandomNumberGenerator::PeekPool(), true);
			ShowBytes (HeaderKeySampleStaticText, keyInfo.HeaderKey);
			ShowBytes (MasterKeySampleStaticText, keyInfo.MasterKey);
		}
	}

	void VolumeCreationProgressWizardPage::ShowAsterisks (wxStaticText *textCtrl)
	{
		wxString str;
		for (size_t i = 0; i < MaxDisplayedKeyBytes + 1; ++i)
		{
			str += L"**";
		}

		textCtrl->SetLabel (str.c_str());
	}

	void VolumeCreationProgressWizardPage::ShowBytes (wxStaticText *textCtrl, const ConstBufferPtr &buffer, bool appendDots)
	{
		wxString str;

		for (size_t i = 0; i < MaxDisplayedKeyBytes && i < buffer.Size(); ++i)
		{
			str += wxString::Format (L"%02X", buffer[i]);
		}

		if (appendDots)
			str += L"..";

		textCtrl->SetLabel (str.c_str());

		for (size_t i = 0; i < str.size(); ++i)
		{
			str[i] = L'X';
		}
	}

	void VolumeCreationProgressWizardPage::SetProgressValue (uint64 value)
	{
		int gaugeValue = static_cast <int> (value * RealProgressBarRange / ProgressBarRange);

		if (value == ProgressBarRange)
			gaugeValue = RealProgressBarRange; // Prevent round-off error

		if (gaugeValue != PreviousGaugeValue)
		{
			ProgressGauge->SetValue (gaugeValue);
			PreviousGaugeValue = gaugeValue;
		}

		if (value != 0)
		{
			SizeDoneStaticText->SetLabel (wxString::Format (L"%7.3f%%", 100.0 - double (ProgressBarRange - value) / (double (ProgressBarRange) / 100.0)));

			wxLongLong timeDiff = wxGetLocalTimeMillis() - StartTime;
			if (timeDiff.GetValue() > 0)
			{
				uint64 speed = value * 1000 / timeDiff.GetValue();

				if (ProgressBarRange != value)
					SpeedStaticText->SetLabel (Gui->SpeedToString (speed));

				TimeLeftStaticText->SetLabel (speed > 0 ? Gui->TimeSpanToString ((ProgressBarRange - value) / speed) : L"");
			}
		}
		else
		{
			SizeDoneStaticText->SetLabel (L"");
			SpeedStaticText->SetLabel (L"");
			TimeLeftStaticText->SetLabel (L"");
		}
	}

	void VolumeCreationProgressWizardPage::SetMaxStaticTextWidth (int width)
	{
		InfoStaticText->Wrap (width);
	}

	void VolumeCreationProgressWizardPage::SetProgressState (bool volumeCreatorRunning)
	{
		if (volumeCreatorRunning)
			StartTime = wxGetLocalTimeMillis();

		VolumeCreatorRunning = volumeCreatorRunning;
	}

	void VolumeCreationProgressWizardPage::SetProgressRange (uint64 progressBarRange)
	{
		ProgressBarRange = progressBarRange;
		RealProgressBarRange = ProgressGauge->GetSize().GetWidth();
		ProgressGauge->SetRange (RealProgressBarRange);
	}

	void VolumeCreationProgressWizardPage::IncrementEntropyProgress ()
	{
		ScopeLock lock (AccessMutex);
		if (MouseEventsCounter < (RNG_POOL_SIZE * 8))
			CollectedEntropy->SetValue (++MouseEventsCounter);
	}
}