436 lines
17 KiB
C++
436 lines
17 KiB
C++
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/*
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** Command & Conquer Renegade(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/***********************************************************************************************
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*** Confidential - Westwood Studios ***
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***********************************************************************************************
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* *
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* Project Name : Installer *
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* *
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* $Archive:: /Commando/Code/Installer/SerialDialog.cpp $*
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* *
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* $Author:: Ian_l $*
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* *
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* $Modtime:: 1/15/02 11:09a $*
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* *
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* $Revision:: 10 $*
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* *
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*---------------------------------------------------------------------------------------------*
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* Functions: *
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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// Includes.
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#include "SerialDialog.h"
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#include "CodeControl.h"
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#include "EditCtrl.h"
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#include "Installer.h"
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#include "Resource.h"
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#include "Translator.h"
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// Defines.
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#define EDIT_CONTROL_COUNT 4
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// Forward declarations.
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unsigned int Check_Sum (char *str);
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// Static data.
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static const int _EditControlIds [EDIT_CONTROL_COUNT] = {IDC_SERIAL_EDIT1,
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IDC_SERIAL_EDIT2,
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IDC_SERIAL_EDIT3,
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IDC_SERIAL_EDIT4};
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static const int _EditControlLengths [EDIT_CONTROL_COUNT] = {6, 6, 6, 4};
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static char *_SerialNumberLowRange;
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static char *_SerialNumberHighRange;
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/***********************************************************************************************
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* SerialDialogClass::On_Init_Dialog -- *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/22/01 IML : Created. *
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*=============================================================================================*/
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void SerialDialogClass::On_Init_Dialog (void)
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{
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if (!_Installer.Beta_Test()) {
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#if USE_QA_SERIAL_NOS
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_SerialNumberLowRange = "0661";
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_SerialNumberHighRange = "0661";
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#else
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_SerialNumberLowRange = "0559";
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_SerialNumberHighRange = "0660";
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#endif
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} else {
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_SerialNumberLowRange = "0663";
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_SerialNumberHighRange = "0663";
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}
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#if NDEBUG
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#if USE_QA_SERIAL_NOS
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT1, WideStringClass (_SerialNumberLowRange));
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#endif
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#else
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// Initialize with a valid serial number.
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if (!_Installer.Beta_Test()) {
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#if USE_QA_SERIAL_NOS
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT1, WideStringClass ("066146"));
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT2, WideStringClass ("321463"));
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT3, WideStringClass ("028258"));
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT4, WideStringClass ("8591"));
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#else
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT1, WideStringClass ("065906"));
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT2, WideStringClass ("044792"));
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT3, WideStringClass ("767144"));
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT4, WideStringClass ("4915"));
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#endif
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} else {
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT1, WideStringClass ("066390"));
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT2, WideStringClass ("274825"));
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT3, WideStringClass ("508134"));
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Set_Dlg_Item_Text (IDC_SERIAL_EDIT4, WideStringClass ("6328"));
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}
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#endif
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InstallMenuDialogClass::On_Init_Dialog();
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}
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/***********************************************************************************************
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* SerialDialogClass::On_Unicode_Char -- *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/22/01 IML : Created. *
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*=============================================================================================*/
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void SerialDialogClass::On_Unicode_Char (uint16 unicode)
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{
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// Scan the edit controls for input focus...
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for (unsigned i = 0; i < EDIT_CONTROL_COUNT; i++) {
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EditCtrlClass *editcontrol = Get_Dlg_Item (_EditControlIds [i])->As_EditCtrlClass();
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// Does this control have focus?
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if (editcontrol->Has_Focus()) {
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int textlength = wcslen (editcontrol->Get_Text());
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// Is this key one of the edit keys?
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switch (unicode) {
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case VK_BACK:
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if (textlength == 0) {
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if (i > 0) {
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EditCtrlClass *preveditcontrol = Get_Dlg_Item (_EditControlIds [i - 1])->As_EditCtrlClass();
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preveditcontrol->Set_Focus();
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preveditcontrol->Set_Sel (-1, -1);
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}
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} else {
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InstallMenuDialogClass::On_Unicode_Char (unicode);
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}
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break;
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case VK_DELETE:
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case VK_HOME:
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case VK_END:
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case VK_LEFT:
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case VK_RIGHT:
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case VK_RETURN:
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case VK_UP:
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case VK_DOWN:
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case VK_TAB:
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// Process the key.
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InstallMenuDialogClass::On_Unicode_Char (unicode);
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break;
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default:
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// Is it a numeric key?
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if ((unicode >= L'0') && (unicode <= L'9')) {
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if (textlength < _EditControlLengths [i]) {
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// Process the key.
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InstallMenuDialogClass::On_Unicode_Char (unicode);
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textlength = wcslen (editcontrol->Get_Text());
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// If the edit control is now full and the caret is at the end...
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if ((textlength == _EditControlLengths [i]) && (textlength == editcontrol->Get_Caret_Pos())) {
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// If the next edit control is empty switch focus to it.
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if (i < EDIT_CONTROL_COUNT - 1) {
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EditCtrlClass *nexteditcontrol = Get_Dlg_Item (_EditControlIds [i + 1])->As_EditCtrlClass();
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if (wcslen (nexteditcontrol->Get_Text()) == 0) {
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nexteditcontrol->Set_Focus();
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}
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}
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}
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} else {
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if ((textlength == _EditControlLengths [i]) && (textlength == editcontrol->Get_Caret_Pos())) {
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// If the next edit control is empty switch focus to it and process the key.
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if (i < EDIT_CONTROL_COUNT - 1) {
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EditCtrlClass *nexteditcontrol = Get_Dlg_Item (_EditControlIds [i + 1])->As_EditCtrlClass();
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if (wcslen (nexteditcontrol->Get_Text()) == 0) {
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nexteditcontrol->Set_Focus();
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InstallMenuDialogClass::On_Unicode_Char (unicode);
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}
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}
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}
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}
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}
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}
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break;
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}
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}
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}
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/***********************************************************************************************
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* SerialDialogClass::On_Command -- *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/22/01 IML : Created. *
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*=============================================================================================*/
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void SerialDialogClass::On_Command (int ctrl_id, int message_id, DWORD param)
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{
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bool valid = true;
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switch (ctrl_id) {
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case IDOK:
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{
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StringClass serialnumber;
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valid = Get_Serial_Number (serialnumber);
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if (valid) {
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#if NDEBUG
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StringClass lowrange (_SerialNumberLowRange);
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StringClass highrange (_SerialNumberHighRange);
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// Limit range of serial number.
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valid = !(((_strnicmp (serialnumber, lowrange, 4) < 0) || (_strnicmp (serialnumber, highrange, 4) > 0)));
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#endif
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if (valid) {
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unsigned i, v;
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// Scan the string for all zeros.
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v = 0;
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for (i = 0; i < (unsigned) serialnumber.Get_Length(); i++) {
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v += *(serialnumber.Peek_Buffer() + i) - '0';
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}
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valid = (v > 0);
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if (valid) {
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const unsigned offset = 18;
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StringClass checksumstring (serialnumber);
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unsigned checksum;
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// Apply checksum test.
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*(checksumstring.Peek_Buffer() + offset) = '\0';
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checksum = Check_Sum (checksumstring.Peek_Buffer());
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valid = (checksum == (uint32) atol (serialnumber.Peek_Buffer() + offset));
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}
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}
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}
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break;
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}
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default:
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// Do nothing.
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break;
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}
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if (valid) {
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InstallMenuDialogClass::On_Command (ctrl_id, message_id, param);
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} else {
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MessageBoxClass::Do_Dialog (TxWideStringClass (IDS_WARNING), TxWideStringClass (IDS_INCORRECT_SERIAL), MessageBoxClass::MESSAGE_BOX_TYPE_OK, this);
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}
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}
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/***********************************************************************************************
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* SerialDialogClass::Get_Serial_Number -- *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/22/01 IML : Created. *
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*=============================================================================================*/
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bool SerialDialogClass::Get_Serial_Number (StringClass &serialnumber)
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{
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bool valid = false;
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for (unsigned i = 0; i < EDIT_CONTROL_COUNT; i++) {
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EditCtrlClass *editcontrol = Get_Dlg_Item (_EditControlIds [i])->As_EditCtrlClass();
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// Extract the serial number.
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WideStringClass widedigits (editcontrol->Get_Text());
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StringClass digits;
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// Ensure that the text contains correct no. of characters.
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// NOTE: Non-numeric characters have already been filtered out, so no need to check for this.
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valid = (widedigits.Get_Length() == _EditControlLengths [i]);
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if (!valid) {
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break;
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}
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widedigits.Convert_To (digits);
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serialnumber += digits;
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}
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return (valid);
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}
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/***********************************************************************************************
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* SerialDialogClass::CheckSum -- Generate a checksum number between 0...9999 from a null *
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* terminated string of numbers. *
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* *
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* INPUT: none. *
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* *
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* OUTPUT: none. *
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* *
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* WARNINGS: *
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* *
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* The checksum is divided into 2 parts. The first is computed by grabbing 7 digits at a *
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* grabbing 7 digits at a time and summing them mod 97. The second part is computed by *
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* grabbing 5 digits at a time and The second part is computed by grabbing 5 digits at a *
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* time and summing them mod 93. *
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* *
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* Note that it's important that 97 & 93 are prime (or at least relatively prime...) and *
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* less than 100. 7 & 5 were chosen because they can stay out of phase for the length of *
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* the input string. *
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* *
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* The two components together make the checksum. This will catch all errors of 1 & 2 *
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* digits and many other errors, but the proof is left as an exercise to the reader. *
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* *
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* Note, if you try and checksum ammounts over 30 chars the above guarantees will fail. *
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* (That's the number of chars that the skip & offset values will stay out of phase). * *
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* *
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* Note: The checksum of all zeros will be 0 so you need to special case the check to not *
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* allow this (since it's a pretty obvious thing for a user to type all 0's to try and *
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* cheat the system). *
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* *
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* HISTORY: *
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* 10/30/1995 MML : Created. *
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*=============================================================================================*/
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unsigned int Check_Sum (char *str)
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{
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unsigned int counter = 0;
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unsigned int retval = 0;
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unsigned int group = 0;
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int len = strlen( str );
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int mult = 0;
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int i;
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int j;
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const int skipa = 7; // part A's skip value
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const int skipb = 5; // ... part B
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const int offsa = -5; // Everywhere the skips are in phase is a place where an 2nd error can occur and not be detected.
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//---------------------------------------------------------------------------
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// Part1
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
counter = 0;
|
||
|
|
for ( i = offsa; i < len; i += skipa ) {
|
||
|
|
|
||
|
|
mult = 1;
|
||
|
|
for ( j = 1; j < skipa; j++ ) {
|
||
|
|
mult *= 10;
|
||
|
|
}
|
||
|
|
|
||
|
|
group = 0;
|
||
|
|
for ( j = i; j < MIN( len, i+skipa ); j++ ) {
|
||
|
|
|
||
|
|
if ( j >= 0 ) {
|
||
|
|
group += ((int)( str[j] - '0' )) * mult;
|
||
|
|
}
|
||
|
|
mult /= 10;
|
||
|
|
}
|
||
|
|
counter += group;
|
||
|
|
counter %= 97;
|
||
|
|
}
|
||
|
|
retval = counter * 100;
|
||
|
|
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
// Part2
|
||
|
|
//---------------------------------------------------------------------------
|
||
|
|
counter = 0;
|
||
|
|
for ( i = 0; i < len; i += skipb ) {
|
||
|
|
|
||
|
|
mult = 1;
|
||
|
|
for ( j = 1; j < skipb; j++ ) {
|
||
|
|
mult *= 10;
|
||
|
|
}
|
||
|
|
|
||
|
|
group = 0;
|
||
|
|
for ( j = i; j < MIN( len, i+skipb ); j++ ) {
|
||
|
|
|
||
|
|
if ( j >= 0 ) {
|
||
|
|
group += ((int)( str[j] - '0' )) * mult;
|
||
|
|
}
|
||
|
|
mult /= 10;
|
||
|
|
}
|
||
|
|
counter += group;
|
||
|
|
counter %= 93;
|
||
|
|
}
|
||
|
|
retval += counter;
|
||
|
|
|
||
|
|
return (retval);
|
||
|
|
}
|