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authorMounir IDRASSI <mounir.idrassi@idrix.fr>2014-05-31 16:44:53 (GMT)
committerMounir IDRASSI <mounir.idrassi@idrix.fr>2014-11-08 22:18:59 (GMT)
commit7ffce028d04a6b13ef762e2b89c34b688e8ca59d (patch)
treeeefedb6e94de5b26fa963675969490c641c29077 /src/Main/Forms/EncryptionTestDialog.cpp
parent97011f179cfd3dcd12446ef4ccb6964c8e52c3db (diff)
downloadVeraCrypt-7ffce028d04a6b13ef762e2b89c34b688e8ca59d.zip
VeraCrypt-7ffce028d04a6b13ef762e2b89c34b688e8ca59d.tar.gz
Add TrueCrypt 7.1a MacOSX/Linux specific source files.
Diffstat (limited to 'src/Main/Forms/EncryptionTestDialog.cpp')
-rw-r--r--src/Main/Forms/EncryptionTestDialog.cpp227
1 files changed, 227 insertions, 0 deletions
diff --git a/src/Main/Forms/EncryptionTestDialog.cpp b/src/Main/Forms/EncryptionTestDialog.cpp
new file mode 100644
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+++ b/src/Main/Forms/EncryptionTestDialog.cpp
@@ -0,0 +1,227 @@
+/*
+ Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved.
+
+ Governed by the TrueCrypt License 3.0 the full text of which is contained in
+ the file License.txt included in TrueCrypt binary and source code distribution
+ packages.
+*/
+
+#include "System.h"
+#include "Volume/EncryptionModeXTS.h"
+#include "Volume/EncryptionTest.h"
+#include "Main/GraphicUserInterface.h"
+#include "EncryptionTestDialog.h"
+
+namespace TrueCrypt
+{
+ EncryptionTestDialog::EncryptionTestDialog (wxWindow* parent)
+ : EncryptionTestDialogBase (parent)
+ {
+ EncryptionAlgorithms = EncryptionAlgorithm::GetAvailableAlgorithms();
+ foreach (shared_ptr <EncryptionAlgorithm> ea, EncryptionAlgorithms)
+ {
+ if (!ea->IsDeprecated())
+ EncryptionAlgorithmChoice->Append (ea->GetName(), ea.get());
+ }
+
+ EncryptionAlgorithmChoice->Select (0);
+ Reset();
+
+ Fit();
+ Layout();
+ Center();
+ }
+
+ void EncryptionTestDialog::EncryptOrDecrypt (bool encrypt)
+ {
+ try
+ {
+ bool xts = XtsModeCheckBox->IsChecked();
+
+ shared_ptr <EncryptionAlgorithm> ea = GetSelectedEncryptionAlgorithm();
+
+ Buffer key;
+ GetTextCtrlData (KeyTextCtrl, key);
+
+ if (key.Size() != ea->GetKeySize())
+ throw_err (LangString["TEST_KEY_SIZE"]);
+
+ ea->SetKey (key);
+
+ Buffer data;
+ GetTextCtrlData (encrypt ? PlainTextTextCtrl : CipherTextTextCtrl, data);
+
+ if (data.Size() != ea->GetMaxBlockSize())
+ throw_err (LangString[encrypt ? "TEST_PLAINTEXT_SIZE" : "TEST_CIPHERTEXT_SIZE"]);
+
+ if (xts)
+ {
+ Buffer secondaryKey;
+ GetTextCtrlData (SecondaryKeyTextCtrl, secondaryKey);
+
+ if (secondaryKey.Size() != ea->GetKeySize())
+ throw_err (LangString["TEST_INCORRECT_SECONDARY_KEY_SIZE"]);
+
+ uint64 dataUnitNumber;
+ size_t blockNumber;
+
+ try
+ {
+ dataUnitNumber = StringConverter::ToUInt64 (wstring (DataUnitNumberTextCtrl->GetValue()));
+ }
+ catch (...)
+ {
+ DataUnitNumberTextCtrl->SetFocus();
+ throw StringConversionFailed (SRC_POS);
+ }
+
+ try
+ {
+ blockNumber = StringConverter::ToUInt32 (wstring (BlockNumberTextCtrl->GetValue()));
+ if (blockNumber > 31)
+ {
+ blockNumber = 31;
+ BlockNumberTextCtrl->SetValue (L"31");
+ }
+ }
+ catch (...)
+ {
+ BlockNumberTextCtrl->SetFocus();
+ throw StringConversionFailed (SRC_POS);
+ }
+
+ shared_ptr <EncryptionMode> xts (new EncryptionModeXTS);
+ xts->SetKey (secondaryKey);
+ ea->SetMode (xts);
+
+ Buffer sector (ENCRYPTION_DATA_UNIT_SIZE);
+ BufferPtr block = sector.GetRange (blockNumber * ea->GetMaxBlockSize(), ea->GetMaxBlockSize());
+
+ block.CopyFrom (data);
+
+ if (encrypt)
+ ea->EncryptSectors (sector, dataUnitNumber, 1, sector.Size());
+ else
+ ea->DecryptSectors (sector, dataUnitNumber, 1, sector.Size());
+
+ data.CopyFrom (block);
+ }
+ else
+ {
+ if (encrypt)
+ ea->GetCiphers().front()->EncryptBlock (data);
+ else
+ ea->GetCiphers().front()->DecryptBlock (data);
+ }
+
+ SetTextCtrlData (encrypt ? CipherTextTextCtrl : PlainTextTextCtrl, data);
+ }
+ catch (exception &e)
+ {
+ Gui->ShowError (e);
+ }
+ }
+
+ shared_ptr <EncryptionAlgorithm> EncryptionTestDialog::GetSelectedEncryptionAlgorithm () const
+ {
+ return Gui->GetSelectedData <EncryptionAlgorithm> (EncryptionAlgorithmChoice)->GetNew();
+ }
+
+ void EncryptionTestDialog::GetTextCtrlData (wxTextCtrl *textCtrl, Buffer &buffer) const
+ {
+ vector <byte> data;
+ string dataStr = StringConverter::ToSingle (wstring (textCtrl->GetValue()));
+
+ for (size_t i = 0; i < dataStr.size() / 2; ++i)
+ {
+ unsigned int dataByte;
+ if (sscanf (dataStr.substr (i * 2, 2).c_str(), "%x", &dataByte) != 1)
+ {
+ textCtrl->SetFocus();
+ throw StringConversionFailed (SRC_POS);
+ }
+
+ data.push_back ((byte) dataByte);
+ }
+
+ if (data.empty())
+ return;
+
+ buffer.CopyFrom (ConstBufferPtr (&data.front(), data.size()));
+ }
+
+ void EncryptionTestDialog::OnAutoTestAllButtonClick (wxCommandEvent& event)
+ {
+ try
+ {
+ {
+ wxBusyCursor busy;
+ EncryptionTest::TestAll();
+ }
+
+ Gui->ShowInfo ("TESTS_PASSED");
+ }
+ catch (Exception &e)
+ {
+ Gui->ShowError (e);
+ Gui->ShowError ("TESTS_FAILED");
+ }
+ }
+
+ void EncryptionTestDialog::OnEncryptionAlgorithmSelected ()
+ {
+ shared_ptr <EncryptionAlgorithm> ea = GetSelectedEncryptionAlgorithm();
+
+ KeySizeStaticText->SetLabel (StringFormatter (L"{0} {1}", (uint32) ea->GetKeySize() * 8, LangString["BITS"]));
+
+ Buffer key (ea->GetKeySize());
+ key.Zero();
+ SetTextCtrlData (KeyTextCtrl, key);
+ SetTextCtrlData (SecondaryKeyTextCtrl, key);
+
+ Buffer block (ea->GetMaxBlockSize());
+ block.Zero();
+ SetTextCtrlData (PlainTextTextCtrl, block);
+ SetTextCtrlData (CipherTextTextCtrl, block);
+
+ if (ea->GetCiphers().size() > 1)
+ {
+ XtsModeCheckBox->Disable();
+ XtsModeCheckBox->SetValue (true);
+ SecondaryKeyTextCtrl->Enable (true);
+ DataUnitNumberTextCtrl->Enable (true);
+ BlockNumberTextCtrl->Enable (true);
+ }
+ else
+ XtsModeCheckBox->Enable();
+ }
+
+ void EncryptionTestDialog::OnXtsModeCheckBoxClick (wxCommandEvent& event)
+ {
+ bool enabled = event.IsChecked();
+ SecondaryKeyTextCtrl->Enable (enabled);
+ DataUnitNumberTextCtrl->Enable (enabled);
+ BlockNumberTextCtrl->Enable (enabled);
+ }
+
+ void EncryptionTestDialog::SetTextCtrlData (wxTextCtrl *textCtrl, const BufferPtr &data)
+ {
+ wstring str;
+ for (size_t i = 0; i < data.Size(); i++)
+ {
+ char strBuf[3];
+ sprintf (strBuf, "%02x", (int) data[i]);
+ str += StringConverter::ToWide (strBuf);
+ }
+
+ textCtrl->SetValue (str);
+ }
+
+ void EncryptionTestDialog::Reset ()
+ {
+ OnEncryptionAlgorithmSelected();
+
+ DataUnitNumberTextCtrl->SetValue (L"0");
+ BlockNumberTextCtrl->SetValue (L"0");
+ }
+}