972560b83c
shared code (create TOC from image, seek) - TODO: create new file cdrom_osx.cc that contains the OSX stuff only
82 lines
2.6 KiB
C++
82 lines
2.6 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id$
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2002-2009 The Bochs Project
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library 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 GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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// Header file for low-level OS specific CDROM emulation
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class cdrom_base_c : public logfunctions {
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public:
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virtual ~cdrom_base_c(void) {}
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// Load CD-ROM. Returns 0 if CD is not ready.
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virtual bx_bool insert_cdrom(const char *dev = NULL) = 0;
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// Logically eject the CD.
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virtual void eject_cdrom() = 0;
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// Read CD TOC. Returns 0 if start track is out of bounds.
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virtual bx_bool read_toc(Bit8u* buf, int* length, bx_bool msf, int start_track, int format) = 0;
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// Return CD-ROM capacity (in 2048 byte frames)
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virtual Bit32u capacity() = 0;
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// Read a single block from the CD. Returns 0 on failure.
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virtual bx_bool read_block(Bit8u* buf, Bit32u lba, int blocksize) BX_CPP_AttrRegparmN(3) = 0;
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// Start (spin up) the CD.
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virtual bx_bool start_cdrom() = 0;
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// Seek for new block address.
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virtual bx_bool seek(Bit32u lba) = 0;
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// Create CD TOC from image. Called from read_toc().
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virtual bx_bool create_toc(Bit8u* buf, int* length, bx_bool msf, int start_track, int format) = 0;
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};
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class cdrom_interface : public cdrom_base_c {
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public:
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cdrom_interface(const char *dev);
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virtual ~cdrom_interface(void);
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bx_bool insert_cdrom(const char *dev = NULL);
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void eject_cdrom();
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bx_bool read_toc(Bit8u* buf, int* length, bx_bool msf, int start_track, int format);
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Bit32u capacity();
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bx_bool read_block(Bit8u* buf, Bit32u lba, int blocksize) BX_CPP_AttrRegparmN(3);
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bx_bool start_cdrom();
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bx_bool seek(Bit32u lba);
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bx_bool create_toc(Bit8u* buf, int* length, bx_bool msf, int start_track, int format);
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private:
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int fd;
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char *path;
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int using_file;
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#ifdef WIN32
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BOOL bUseASPI;
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HANDLE hFile;
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int hid;
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int tid;
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int lun;
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#endif
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};
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