/*
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) 2013-2017 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 "Volume/EncryptionTest.h"
#include "Volume/Hash.h"
#include "Main/GraphicUserInterface.h"
#include "BenchmarkDialog.h"
#include "EncryptionOptionsWizardPage.h"
#include "EncryptionTestDialog.h"
namespace VeraCrypt
{
EncryptionOptionsWizardPage::EncryptionOptionsWizardPage (wxPanel* parent)
: EncryptionOptionsWizardPageBase (parent)
{
EncryptionAlgorithms = EncryptionAlgorithm::GetAvailableAlgorithms();
foreach (shared_ptr <EncryptionAlgorithm> ea, EncryptionAlgorithms)
{
if (!ea->IsDeprecated())
EncryptionAlgorithmChoice->Append (ea->GetName(true), ea.get());
}
EncryptionAlgorithmChoice->Select (0);
Hashes = Hash::GetAvailableAlgorithms();
foreach (shared_ptr <Hash> hash, Hashes)
{
if (!hash->IsDeprecated())
HashChoice->Append (hash->GetName(), hash.get());
}
HashChoice->Select (0);
OnEncryptionAlgorithmSelected();
}
shared_ptr <EncryptionAlgorithm> EncryptionOptionsWizardPage::GetEncryptionAlgorithm () const
{
return Gui->GetSelectedData <EncryptionAlgorithm> (EncryptionAlgorithmChoice)->GetNew();
}
shared_ptr <Hash> EncryptionOptionsWizardPage::GetHash () const
{
return Gui->GetSelectedData <Hash> (HashChoice)->GetNew();
}
void EncryptionOptionsWizardPage::OnBenchmarkButtonClick (wxCommandEvent& event)
{
BenchmarkDialog dialog (this);
dialog.ShowModal();
}
void EncryptionOptionsWizardPage::OnEncryptionAlgorithmSelected ()
{
FreezeScope freeze (this);
shared_ptr <EncryptionAlgorithm> ea = GetEncryptionAlgorithm();
CipherList ciphers = ea->GetCiphers();
if (ciphers.size() == 1)
{
EncryptionAlgorithmHyperlink->SetLabel (StringFormatter (LangString["MORE_INFO_ABOUT"], ea->GetName()));
if (typeid (*ea) == typeid (AES))
EncryptionAlgorithmStaticText->SetLabel (LangString["AES_HELP"]);
else if (typeid (*ea) == typeid (Serpent))
EncryptionAlgorithmStaticText->SetLabel (LangString["SERPENT_HELP"]);
else if (typeid (*ea) == typeid (Twofish))
EncryptionAlgorithmStaticText->SetLabel (LangString["TWOFISH_HELP"]);
else if (typeid (*ea) == typeid (Camellia))
EncryptionAlgorithmStaticText->SetLabel (LangString["CAMELLIA_HELP"]);
else if (typeid (*ea) == typeid (Kuznyechik))
EncryptionAlgorithmStaticText->SetLabel (LangString["KUZNYECHIK_HELP"]);
else
EncryptionAlgorithmStaticText->SetLabel (L"");
}
else
{
if (ciphers.size() == 2)
{
EncryptionAlgorithmStaticText->SetLabel (StringFormatter (LangString["TWO_LAYER_CASCADE_HELP"],
ciphers[0]->GetName(), (int) ciphers[0]->GetKeySize() * 8,
ciphers[1]->GetName(), (int) ciphers[1]->GetKeySize() * 8));
}
else if (ciphers.size() == 3)
{
EncryptionAlgorithmStaticText->SetLabel (StringFormatter (LangString["THREE_LAYER_CASCADE_HELP"],
ciphers[0]->GetName(), (int) ciphers[0]->GetKeySize() * 8,
ciphers[1]->GetName(), (int) ciphers[1]->GetKeySize() * 8,
ciphers[2]->GetName(), (int) ciphers[2]->GetKeySize() * 8));
}
else
EncryptionAlgorithmStaticText->SetLabel (L"");
EncryptionAlgorithmHyperlink->SetLabel (_("More information"));
}
Layout();
}
void EncryptionOptionsWizardPage::OnEncryptionAlgorithmHyperlinkClick (wxHyperlinkEvent& event)
{
if (GetEncryptionAlgorithm()->GetCiphers().size() == 1)
Gui->OpenHomepageLink (this, wxString (GetEncryptionAlgorithm()->GetName()).Lower());
else
Gui->OpenHomepageLink (this, L"cascades");
}
void EncryptionOptionsWizardPage::OnHashHyperlinkClick (wxHyperlinkEvent& event)
{
Gui->OpenHomepageLink (this, L"hashalgorithms");
}
void EncryptionOptionsWizardPage::OnTestButtonClick (wxCommandEvent& event)
{
EncryptionTestDialog dialog (this);
dialog.ShowModal();
}
void EncryptionOptionsWizardPage::SetEncryptionAlgorithm (shared_ptr <EncryptionAlgorithm> algorithm)
{
if (algorithm)
{
EncryptionAlgorithmChoice->SetStringSelection (algorithm->GetName(true));
OnEncryptionAlgorithmSelected ();
}
}
void EncryptionOptionsWizardPage::SetHash (shared_ptr <Hash> hash)
{
if (hash)
HashChoice->SetStringSelection (hash->GetName());
}
}