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Linux/MacOSX port of manual selection of number of passes for volume header over-write operation.

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This commit is contained in:
Mounir IDRASSI 2014-07-27 03:29:45 +02:00
parent 4d8d59c23d
commit cb6dad6bd2
8 changed files with 217 additions and 11 deletions
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10
src/Core/CoreBase.cpp
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@ -23,7 +23,7 @@ namespace VeraCrypt
{
}
void CoreBase::ChangePassword (shared_ptr <Volume> openVolume, shared_ptr <VolumePassword> newPassword, shared_ptr <KeyfileList> newKeyfiles, shared_ptr <Pkcs5Kdf> newPkcs5Kdf) const
void CoreBase::ChangePassword (shared_ptr <Volume> openVolume, shared_ptr <VolumePassword> newPassword, shared_ptr <KeyfileList> newKeyfiles, shared_ptr <Pkcs5Kdf> newPkcs5Kdf, int wipeCount) const
{
if ((!newPassword || newPassword->Size() < 1) && (!newKeyfiles || newKeyfiles->empty()))
throw PasswordEmpty (SRC_POS);
@ -48,9 +48,9 @@ namespace VeraCrypt
bool backupHeader = false;
while (true)
{
for (int i = 1; i <= SecureWipePassCount; i++)
for (int i = 1; i <= wipeCount; i++)
{
if (i == SecureWipePassCount)
if (i == wipeCount)
RandomNumberGenerator::GetData (newSalt);
else
RandomNumberGenerator::GetDataFast (newSalt);
@ -68,10 +68,10 @@ namespace VeraCrypt
}
}
void CoreBase::ChangePassword (shared_ptr <VolumePath> volumePath, bool preserveTimestamps, shared_ptr <VolumePassword> password, shared_ptr <KeyfileList> keyfiles, shared_ptr <VolumePassword> newPassword, shared_ptr <KeyfileList> newKeyfiles, shared_ptr <Pkcs5Kdf> newPkcs5Kdf) const
void CoreBase::ChangePassword (shared_ptr <VolumePath> volumePath, bool preserveTimestamps, shared_ptr <VolumePassword> password, shared_ptr <KeyfileList> keyfiles, shared_ptr <VolumePassword> newPassword, shared_ptr <KeyfileList> newKeyfiles, shared_ptr <Pkcs5Kdf> newPkcs5Kdf, int wipeCount) const
{
shared_ptr <Volume> volume = OpenVolume (volumePath, preserveTimestamps, password, keyfiles);
ChangePassword (volume, newPassword, newKeyfiles, newPkcs5Kdf);
ChangePassword (volume, newPassword, newKeyfiles, newPkcs5Kdf, wipeCount);
}
void CoreBase::CoalesceSlotNumberAndMountPoint (MountOptions &options) const

5
src/Core/CoreBase.h
View File

@ -28,8 +28,8 @@ namespace VeraCrypt
public:
virtual ~CoreBase ();
virtual void ChangePassword (shared_ptr <Volume> openVolume, shared_ptr <VolumePassword> newPassword, shared_ptr <KeyfileList> newKeyfiles, shared_ptr <Pkcs5Kdf> newPkcs5Kdf = shared_ptr <Pkcs5Kdf> ()) const;
virtual void ChangePassword (shared_ptr <VolumePath> volumePath, bool preserveTimestamps, shared_ptr <VolumePassword> password, shared_ptr <KeyfileList> keyfiles, shared_ptr <VolumePassword> newPassword, shared_ptr <KeyfileList> newKeyfiles, shared_ptr <Pkcs5Kdf> newPkcs5Kdf = shared_ptr <Pkcs5Kdf> ()) const;
virtual void ChangePassword (shared_ptr <Volume> openVolume, shared_ptr <VolumePassword> newPassword, shared_ptr <KeyfileList> newKeyfiles, shared_ptr <Pkcs5Kdf> newPkcs5Kdf = shared_ptr <Pkcs5Kdf> (), int wipeCount = PRAND_HEADER_WIPE_PASSES) const;
virtual void ChangePassword (shared_ptr <VolumePath> volumePath, bool preserveTimestamps, shared_ptr <VolumePassword> password, shared_ptr <KeyfileList> keyfiles, shared_ptr <VolumePassword> newPassword, shared_ptr <KeyfileList> newKeyfiles, shared_ptr <Pkcs5Kdf> newPkcs5Kdf = shared_ptr <Pkcs5Kdf> (), int wipeCount = PRAND_HEADER_WIPE_PASSES) const;
virtual void CheckFilesystem (shared_ptr <VolumeInfo> mountedVolume, bool repair = false) const = 0;
virtual void CoalesceSlotNumberAndMountPoint (MountOptions &options) const;
virtual void CreateKeyfile (const FilePath &keyfilePath) const;
@ -80,7 +80,6 @@ namespace VeraCrypt
protected:
CoreBase ();
static const int SecureWipePassCount = PRAND_DISK_WIPE_PASSES;
bool DeviceChangeInProgress;
FilePath ApplicationExecutablePath;

2
src/Main/Forms/ChangePasswordDialog.cpp
View File

@ -124,7 +124,7 @@ namespace VeraCrypt
wxBusyCursor busy;
Core->ChangePassword (Path, Gui->GetPreferences().DefaultMountOptions.PreserveTimestamps,
CurrentPasswordPanel->GetPassword(), CurrentPasswordPanel->GetKeyfiles(),
newPassword, newKeyfiles, NewPasswordPanel->GetPkcs5Kdf());
newPassword, newKeyfiles, NewPasswordPanel->GetPkcs5Kdf(), NewPasswordPanel->GetHeaderWipeCount());
}
switch (DialogMode)

12
src/Main/Forms/Forms.cpp
View File

@ -3150,10 +3150,20 @@ VolumePasswordPanelBase::VolumePasswordPanelBase( wxWindow* parent, wxWindowID i
Pkcs5PrfChoice->SetSelection( 0 );
GridBagSizer->Add( Pkcs5PrfChoice, wxGBPosition( 7, 1 ), wxGBSpan( 1, 2 ), wxALIGN_CENTER_VERTICAL|wxLEFT, 5 );
HeaderWipeCountText = new wxStaticText( this, wxID_ANY, _("Header Wipe:"), wxDefaultPosition, wxDefaultSize, 0 );
HeaderWipeCountText->Wrap( -1 );
GridBagSizer->Add( HeaderWipeCountText, wxGBPosition( 8, 0 ), wxGBSpan( 1, 1 ), wxALIGN_CENTER_VERTICAL|wxALIGN_RIGHT|wxRIGHT, 5 );
wxString HeaderWipeCountChoices[] = { _("3-pass"), _("7-pass"), _("35-pass"), _("256-pass"), _("3") };
int HeaderWipeCountNChoices = sizeof( HeaderWipeCountChoices ) / sizeof( wxString );
HeaderWipeCount = new wxChoice( this, wxID_ANY, wxDefaultPosition, wxDefaultSize, HeaderWipeCountNChoices, HeaderWipeCountChoices, 0 );
HeaderWipeCount->SetSelection( 0 );
GridBagSizer->Add( HeaderWipeCount, wxGBPosition( 8, 1 ), wxGBSpan( 1, 1 ), wxALL, 5 );
PasswordPlaceholderSizer = new wxBoxSizer( wxVERTICAL );
GridBagSizer->Add( PasswordPlaceholderSizer, wxGBPosition( 8, 1 ), wxGBSpan( 1, 2 ), wxTOP|wxEXPAND, 5 );
GridBagSizer->Add( PasswordPlaceholderSizer, wxGBPosition( 9, 1 ), wxGBSpan( 1, 2 ), wxTOP|wxEXPAND, 5 );
GridBagSizer->AddGrowableCol( 1 );

2
src/Main/Forms/Forms.h
View File

@ -950,6 +950,8 @@ namespace VeraCrypt
wxBoxSizer* Pkcs5PrfSizer;
wxStaticText* Pkcs5PrfStaticText;
wxChoice* Pkcs5PrfChoice;
wxStaticText* HeaderWipeCountText;
wxChoice* HeaderWipeCount;
wxBoxSizer* PasswordPlaceholderSizer;
// Virtual event handlers, overide them in your derived class

179
src/Main/Forms/TrueCrypt.fbp
View File

@ -25295,12 +25295,189 @@
<event name="OnUpdateUI"></event>
</object>
</object>
<object class="gbsizeritem" expanded="1">
<property name="border">5</property>
<property name="colspan">1</property>
<property name="column">0</property>
<property name="flag">wxALIGN_CENTER_VERTICAL|wxALIGN_RIGHT|wxRIGHT</property>
<property name="row">8</property>
<property name="rowspan">1</property>
<object class="wxStaticText" expanded="1">
<property name="BottomDockable">1</property>
<property name="LeftDockable">1</property>
<property name="RightDockable">1</property>
<property name="TopDockable">1</property>
<property name="aui_layer"></property>
<property name="aui_name"></property>
<property name="aui_position"></property>
<property name="aui_row"></property>
<property name="best_size"></property>
<property name="bg"></property>
<property name="caption"></property>
<property name="caption_visible">1</property>
<property name="center_pane">0</property>
<property name="close_button">1</property>
<property name="context_help"></property>
<property name="context_menu">1</property>
<property name="default_pane">0</property>
<property name="dock">Dock</property>
<property name="dock_fixed">0</property>
<property name="docking">Left</property>
<property name="enabled">1</property>
<property name="fg"></property>
<property name="floatable">1</property>
<property name="font"></property>
<property name="gripper">0</property>
<property name="hidden">0</property>
<property name="id">wxID_ANY</property>
<property name="label">Header Wipe:</property>
<property name="max_size"></property>
<property name="maximize_button">0</property>
<property name="maximum_size"></property>
<property name="min_size"></property>
<property name="minimize_button">0</property>
<property name="minimum_size"></property>
<property name="moveable">1</property>
<property name="name">HeaderWipeCountText</property>
<property name="pane_border">1</property>
<property name="pane_position"></property>
<property name="pane_size"></property>
<property name="permission">protected</property>
<property name="pin_button">1</property>
<property name="pos"></property>
<property name="resize">Resizable</property>
<property name="show">1</property>
<property name="size"></property>
<property name="style"></property>
<property name="subclass"></property>
<property name="toolbar_pane">0</property>
<property name="tooltip"></property>
<property name="window_extra_style"></property>
<property name="window_name"></property>
<property name="window_style"></property>
<property name="wrap">-1</property>
<event name="OnChar"></event>
<event name="OnEnterWindow"></event>
<event name="OnEraseBackground"></event>
<event name="OnKeyDown"></event>
<event name="OnKeyUp"></event>
<event name="OnKillFocus"></event>
<event name="OnLeaveWindow"></event>
<event name="OnLeftDClick"></event>
<event name="OnLeftDown"></event>
<event name="OnLeftUp"></event>
<event name="OnMiddleDClick"></event>
<event name="OnMiddleDown"></event>
<event name="OnMiddleUp"></event>
<event name="OnMotion"></event>
<event name="OnMouseEvents"></event>
<event name="OnMouseWheel"></event>
<event name="OnPaint"></event>
<event name="OnRightDClick"></event>
<event name="OnRightDown"></event>
<event name="OnRightUp"></event>
<event name="OnSetFocus"></event>
<event name="OnSize"></event>
<event name="OnUpdateUI"></event>
</object>
</object>
<object class="gbsizeritem" expanded="1">
<property name="border">5</property>
<property name="colspan">1</property>
<property name="column">1</property>
<property name="flag">wxALL</property>
<property name="row">8</property>
<property name="rowspan">1</property>
<object class="wxChoice" expanded="1">
<property name="BottomDockable">1</property>
<property name="LeftDockable">1</property>
<property name="RightDockable">1</property>
<property name="TopDockable">1</property>
<property name="aui_layer"></property>
<property name="aui_name"></property>
<property name="aui_position"></property>
<property name="aui_row"></property>
<property name="best_size"></property>
<property name="bg"></property>
<property name="caption"></property>
<property name="caption_visible">1</property>
<property name="center_pane">0</property>
<property name="choices">&quot;3-pass&quot; &quot;7-pass&quot; &quot;35-pass&quot; &quot;256-pass&quot; &quot;3&quot;</property>
<property name="close_button">1</property>
<property name="context_help"></property>
<property name="context_menu">1</property>
<property name="default_pane">0</property>
<property name="dock">Dock</property>
<property name="dock_fixed">0</property>
<property name="docking">Left</property>
<property name="enabled">1</property>
<property name="fg"></property>
<property name="floatable">1</property>
<property name="font"></property>
<property name="gripper">0</property>
<property name="hidden">0</property>
<property name="id">wxID_ANY</property>
<property name="max_size"></property>
<property name="maximize_button">0</property>
<property name="maximum_size"></property>
<property name="min_size"></property>
<property name="minimize_button">0</property>
<property name="minimum_size"></property>
<property name="moveable">1</property>
<property name="name">HeaderWipeCount</property>
<property name="pane_border">1</property>
<property name="pane_position"></property>
<property name="pane_size"></property>
<property name="permission">protected</property>
<property name="pin_button">1</property>
<property name="pos"></property>
<property name="resize">Resizable</property>
<property name="selection">0</property>
<property name="show">1</property>
<property name="size"></property>
<property name="style"></property>
<property name="subclass"></property>
<property name="toolbar_pane">0</property>
<property name="tooltip"></property>
<property name="validator_data_type"></property>
<property name="validator_style">wxFILTER_NONE</property>
<property name="validator_type">wxDefaultValidator</property>
<property name="validator_variable"></property>
<property name="window_extra_style"></property>
<property name="window_name"></property>
<property name="window_style"></property>
<event name="OnChar"></event>
<event name="OnChoice"></event>
<event name="OnEnterWindow"></event>
<event name="OnEraseBackground"></event>
<event name="OnKeyDown"></event>
<event name="OnKeyUp"></event>
<event name="OnKillFocus"></event>
<event name="OnLeaveWindow"></event>
<event name="OnLeftDClick"></event>
<event name="OnLeftDown"></event>
<event name="OnLeftUp"></event>
<event name="OnMiddleDClick"></event>
<event name="OnMiddleDown"></event>
<event name="OnMiddleUp"></event>
<event name="OnMotion"></event>
<event name="OnMouseEvents"></event>
<event name="OnMouseWheel"></event>
<event name="OnPaint"></event>
<event name="OnRightDClick"></event>
<event name="OnRightDown"></event>
<event name="OnRightUp"></event>
<event name="OnSetFocus"></event>
<event name="OnSize"></event>
<event name="OnUpdateUI"></event>
</object>
</object>
<object class="gbsizeritem" expanded="1">
<property name="border">5</property>
<property name="colspan">2</property>
<property name="column">1</property>
<property name="flag">wxTOP|wxEXPAND</property>
<property name="row">8</property>
<property name="row">9</property>
<property name="rowspan">1</property>
<object class="wxBoxSizer" expanded="1">
<property name="minimum_size"></property>

17
src/Main/Forms/VolumePasswordPanel.cpp
View File

@ -189,6 +189,23 @@ namespace VeraCrypt
return shared_ptr <Pkcs5Kdf> ();
}
}
int VolumePasswordPanel::GetHeaderWipeCount () const
{
try
{
long wipeCount;
wxString wipeCountStrDesc = HeaderWipeCount->GetStringSelection();
wxString wipeCountStr = wipeCountStrDesc.BeforeFirst(wxT("-"));
if (!wipeCountStr.ToLong(&wipeCount))
wipeCount = PRAND_HEADER_WIPE_PASSES;
return (int) wipeCount;
}
catch (ParameterIncorrect&)
{
return PRAND_HEADER_WIPE_PASSES;
}
}
void VolumePasswordPanel::OnAddKeyfileDirMenuItemSelected (wxCommandEvent& event)
{

1
src/Main/Forms/VolumePasswordPanel.h
View File

@ -25,6 +25,7 @@ namespace VeraCrypt
shared_ptr <KeyfileList> GetKeyfiles () const { return UseKeyfilesCheckBox->IsChecked() ? Keyfiles : shared_ptr <KeyfileList> (); }
shared_ptr <VolumePassword> GetPassword () const;
shared_ptr <Pkcs5Kdf> GetPkcs5Kdf () const;
int GetHeaderWipeCount () const;
void SetCacheCheckBoxValidator (const wxGenericValidator &validator) { CacheCheckBox->SetValidator (validator); }
void SetFocusToPasswordTextCtrl () { PasswordTextCtrl->SetSelection (-1, -1); PasswordTextCtrl->SetFocus(); }
bool PasswordsMatch () const;