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1.1 root 1: /*
2: Copyright (c) 2008 TrueCrypt Foundation. All rights reserved.
3:
4: Governed by the TrueCrypt License 2.4 the full text of which is contained
5: in the file License.txt included in TrueCrypt binary and source code
6: distribution packages.
7: */
8:
9: #include "System.h"
10: #include "Main/Main.h"
11: #include "Main/GraphicUserInterface.h"
12: #include "ChangePasswordDialog.h"
13:
14: namespace TrueCrypt
15: {
16: ChangePasswordDialog::ChangePasswordDialog (wxWindow* parent, shared_ptr <VolumePath> volumePath, Mode::Enum mode, shared_ptr <VolumePassword> password, shared_ptr <KeyfileList> keyfiles, shared_ptr <VolumePassword> newPassword, shared_ptr <KeyfileList> newKeyfiles)
17: : ChangePasswordDialogBase (parent), DialogMode (mode), Path (volumePath)
18: {
19: bool enableNewPassword = false;
20: bool enableNewKeyfiles = false;
21: bool enablePkcs5Prf = false;
22:
23: switch (mode)
24: {
25: case Mode::ChangePasswordAndKeyfiles:
26: enableNewPassword = true;
27: enableNewKeyfiles = true;
28: enablePkcs5Prf = true;
29: SetTitle (_("Change Volume Password and Keyfiles"));
30: break;
31:
32: case Mode::ChangeKeyfiles:
33: enableNewKeyfiles = true;
34: SetTitle (_("Add/Remove Keyfiles to/from Volume"));
35: break;
36:
37: case Mode::RemoveAllKeyfiles:
38: SetTitle (_("Remove All Keyfiles from Volume"));
39: break;
40:
41: case Mode::ChangePkcs5Prf:
42: enablePkcs5Prf = true;
43: SetTitle (_("Change Header Key Derivation Algorithm"));
44: break;
45:
46: default:
47: throw ParameterIncorrect (SRC_POS);
48: }
49:
50: CurrentPasswordPanel = new VolumePasswordPanel (this, password, keyfiles);
51: CurrentPasswordPanel->UpdateEvent.Connect (EventConnector <ChangePasswordDialog> (this, &ChangePasswordDialog::OnPasswordPanelUpdate));
52: CurrentPasswordPanelSizer->Add (CurrentPasswordPanel, 1, wxALL | wxEXPAND);
53:
54: NewPasswordPanel = new VolumePasswordPanel (this, newPassword, newKeyfiles, false, enableNewPassword, enableNewKeyfiles, enableNewPassword, enablePkcs5Prf);
55: NewPasswordPanel->UpdateEvent.Connect (EventConnector <ChangePasswordDialog> (this, &ChangePasswordDialog::OnPasswordPanelUpdate));
56: NewPasswordPanelSizer->Add (NewPasswordPanel, 1, wxALL | wxEXPAND);
57:
58: if (mode == Mode::RemoveAllKeyfiles)
59: NewSizer->Show (false);
60:
61: Layout();
62: Fit();
63: Center();
64:
65: OnPasswordPanelUpdate();
66: CurrentPasswordPanel->SetFocusToPasswordTextCtrl();
67: }
68:
69: ChangePasswordDialog::~ChangePasswordDialog ()
70: {
71: CurrentPasswordPanel->UpdateEvent.Disconnect (this);
72: NewPasswordPanel->UpdateEvent.Disconnect (this);
73: }
74:
75: void ChangePasswordDialog::OnOKButtonClick (wxCommandEvent& event)
76: {
77: try
78: {
79: shared_ptr <VolumePassword> newPassword;
80: if (DialogMode == Mode::ChangePasswordAndKeyfiles)
81: {
82: newPassword = NewPasswordPanel->GetPassword();
83: newPassword->CheckPortability();
84:
85: if (newPassword->Size() > 0 && newPassword->Size() < VolumePassword::WarningSizeThreshold
86: && !Gui->AskYesNo (LangString ["PASSWORD_LENGTH_WARNING"], false, true))
87: {
88: NewPasswordPanel->SetFocusToPasswordTextCtrl();
89: return;
90: }
91: }
92: else
93: newPassword = CurrentPasswordPanel->GetPassword();
94:
95: shared_ptr <KeyfileList> newKeyfiles;
96: if (DialogMode == Mode::ChangePasswordAndKeyfiles || DialogMode == Mode::ChangeKeyfiles)
97: newKeyfiles = NewPasswordPanel->GetKeyfiles();
98: else if (DialogMode != Mode::RemoveAllKeyfiles)
99: newKeyfiles = CurrentPasswordPanel->GetKeyfiles();
100:
101: {
102: wxBusyCursor busy;
103: Core->ChangePassword (Path, Gui->GetPreferences().DefaultMountOptions.PreserveTimestamps,
104: CurrentPasswordPanel->GetPassword(), CurrentPasswordPanel->GetKeyfiles(),
105: newPassword, newKeyfiles, NewPasswordPanel->GetPkcs5Kdf());
106: }
107:
108: switch (DialogMode)
109: {
110: case Mode::ChangePasswordAndKeyfiles:
111: Gui->ShowInfo ("PASSWORD_CHANGED");
112: break;
113:
114: case Mode::ChangeKeyfiles:
115: case Mode::RemoveAllKeyfiles:
116: Gui->ShowInfo ("KEYFILE_CHANGED");
117: break;
118:
119: case Mode::ChangePkcs5Prf:
120: Gui->ShowInfo ("PKCS5_PRF_CHANGED");
121: break;
122:
123: default:
124: throw ParameterIncorrect (SRC_POS);
125: }
126:
127: EndModal (wxID_OK);
128: }
129: catch (UnportablePassword &e)
130: {
131: Gui->ShowError (e);
132: NewPasswordPanel->SetFocusToPasswordTextCtrl();
133: }
134: catch (PasswordException &e)
135: {
136: Gui->ShowWarning (e);
137: CurrentPasswordPanel->SetFocusToPasswordTextCtrl();
138: }
139: catch (exception &e)
140: {
141: Gui->ShowError (e);
142: }
143: }
144:
145: void ChangePasswordDialog::OnPasswordPanelUpdate ()
146: {
147: bool ok = true;
148:
149: bool passwordEmpty = CurrentPasswordPanel->GetPassword()->IsEmpty();
150: bool keyfilesEmpty = !CurrentPasswordPanel->GetKeyfiles() || CurrentPasswordPanel->GetKeyfiles()->empty();
151:
152: if (passwordEmpty && keyfilesEmpty)
153: ok = false;
154:
155: if (DialogMode == Mode::RemoveAllKeyfiles && (passwordEmpty || keyfilesEmpty))
156: ok = false;
157:
158: if (DialogMode == Mode::ChangePasswordAndKeyfiles || DialogMode == Mode::ChangeKeyfiles)
159: {
160: bool newKeyfilesEmpty = !NewPasswordPanel->GetKeyfiles() || NewPasswordPanel->GetKeyfiles()->empty();
161:
162: if (DialogMode == Mode::ChangeKeyfiles
163: && (passwordEmpty && newKeyfilesEmpty || keyfilesEmpty && newKeyfilesEmpty))
164: ok = false;
165:
166: if (DialogMode == Mode::ChangePasswordAndKeyfiles
167: && (NewPasswordPanel->GetPassword()->IsEmpty() && newKeyfilesEmpty || !NewPasswordPanel->PasswordsMatch()))
168: ok = false;
169: }
170:
171: OKButton->Enable (ok);
172: }
173: }
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