157 lines
4.7 KiB
C++

/*
** Command & Conquer Generals Zero Hour(tm)
** Copyright 2025 Electronic Arts Inc.
**
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/***********************************************************************************************
*** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S ***
***********************************************************************************************
* *
* Project Name : Command & Conquer *
* *
* $Archive:: /Renegade Setup/Autorun/CDCNTRL.H $*
* *
* $Author:: Maria_l $*
* *
* $Modtime:: 4/20/01 2:07p $*
* *
* $Revision:: 3 $*
* *
*---------------------------------------------------------------------------------------------*
* Functions: *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#pragma once
#ifndef _CDCNTRL
#define _CDCNTRL
//#include "always.h"
//#include <winmin.h>
#define STRICT
#include <windows.h>
#include <windowsx.h>
#include <ctype.h>
class CDControlClass {
public:
CDControlClass(void);
~CDControlClass(void);
/*
** Force the CD tray to open on the specified drive.
*/
void Force_CD_Eject(int drive);
/*
** Prevent the user from ejecting the CD in the specified drive.
*/
bool Lock_CD_Tray(int drive);
/*
** Allow the user to eject the CD in the specified drive.
*/
bool Unlock_CD_Tray(int drive);
private:
/*
** NT functions.
*/
bool Eject_CD(char drive);
HANDLE Open_Removable_Volume(char drive);
bool Lock_Volume(HANDLE volume);
bool Unlock_Volume(HANDLE volume);
bool Dismount_Volume(HANDLE volume);
bool Prevent_Removal_Of_Volume(HANDLE volume, bool prevent);
bool Auto_Eject_Volume(HANDLE volume);
bool Close_Removable_Volume(HANDLE volume);
bool Lock_CD_Drive(char drive);
bool Unlock_CD_Drive(char drive);
/*
** Win9x functions.
*/
HANDLE WINAPI Open_VWin32 (void);
bool WINAPI Close_VWin32 (HANDLE vwin32);
bool WINAPI Unlock_Logical_Volume (HANDLE vwin32, char drive);
bool WINAPI Lock_Logical_Volume (HANDLE vwin32, char drive, char lock_level, short permissions);
bool Lock_Volume_95 (HANDLE vwin32, char drive);
bool Unlock_Volume_95 (HANDLE vwin32, char drive);
bool Auto_Eject_Volume_95 (HANDLE vwin32, char drive);
void Eject_CD_Win95 (char drive);
bool Lock_CD_Drive_95(char drive);
bool Unlock_CD_Drive_95(char drive);
};
extern CDControlClass CDControl;
#define LOCK_TIMEOUT 2000 // 2 Seconds
#define LOCK_RETRIES 2 // 2 times
/*
** Low level structures for Win9x.
**
** DeviceIoControl infrastructure
*/
#if !defined (VWIN32_DIOC_DOS_IOCTL)
#define VWIN32_DIOC_DOS_IOCTL 1
typedef struct _DIOC_REGISTERS {
DWORD reg_EBX;
DWORD reg_EDX;
DWORD reg_ECX;
DWORD reg_EAX;
DWORD reg_EDI;
DWORD reg_ESI;
DWORD reg_Flags;
} DIOC_REGISTERS, *PDIOC_REGISTERS;
#endif
/*
** Intel x86 processor status flags
*/
#define CARRY_FLAG 0x0001
/*
** DOS IOCTL function support
*/
#pragma pack(1)
/*
** Parameters for locking/unlocking removable media
*/
typedef struct _PARAMBLOCK {
BYTE bOperation;
BYTE bNumLocks;
} PARAMBLOCK, *PPARAMBLOCK;
#pragma pack()
#endif //_CDCNTRL