Bochs/bochs/iodev/hdimage/cdrom.h
Volker Ruppert b1d4a96983 Rewrite of the lowlevel cdrom code
- class cdrom_base_c now provides portable ISO image access methods
- platform specific classes implement access to cdrom/dvd devices
2013-11-06 11:15:22 +00:00

59 lines
1.9 KiB
C++

/////////////////////////////////////////////////////////////////////////
// $Id$
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2002-2013 The Bochs Project
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
// Header file for low-level OS specific CDROM emulation
extern unsigned int bx_cdrom_count;
class cdrom_base_c : public logfunctions {
public:
cdrom_base_c() {}
cdrom_base_c(const char *dev);
virtual ~cdrom_base_c(void);
// Load CD-ROM. Returns 0 if CD is not ready.
virtual bx_bool insert_cdrom(const char *dev = NULL);
// Logically eject the CD.
virtual void eject_cdrom();
// Read CD TOC. Returns 0 if start track is out of bounds.
virtual bx_bool read_toc(Bit8u* buf, int* length, bx_bool msf, int start_track, int format);
// Return CD-ROM capacity (in 2048 byte frames)
virtual Bit32u capacity();
// Read a single block from the CD. Returns 0 on failure.
virtual bx_bool read_block(Bit8u* buf, Bit32u lba, int blocksize) BX_CPP_AttrRegparmN(3);
// Start (spin up) the CD.
virtual bx_bool start_cdrom();
// Seek for new block address.
virtual bx_bool seek(Bit32u lba);
protected:
int fd;
char *path;
bx_bool using_file;
};