--- /dev/null
+/*
+Copyright (C) 1996-1997 Id Software, 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 2
+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, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+*/
+
+#include "quakedef.h"
+
+#include <sys/types.h>
+#include <sys/cdio.h>
+#include <sys/ioctl.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <paths.h>
+#include <unistd.h>
+#include <time.h>
+#ifndef __FreeBSD__
+# include <util.h>
+#endif
+
+#include "cdaudio.h"
+
+
+#ifndef __FreeBSD__
+# define DEFAULT_CD_DEVICE _PATH_DEV "cd0"
+#else
+# define DEFAULT_CD_DEVICE "/dev/acd0c"
+#endif
+
+static int cdfile = -1;
+static char cd_dev[64] = DEFAULT_CD_DEVICE;
+
+
+void CDAudio_SysEject (void)
+{
+ if (cdfile == -1)
+ return;
+
+ ioctl(cdfile, CDIOCALLOW);
+ if (ioctl(cdfile, CDIOCEJECT) == -1)
+ Con_Print("ioctl CDIOCEJECT failed\n");
+}
+
+
+void CDAudio_SysCloseDoor (void)
+{
+ if (cdfile == -1)
+ return;
+
+ ioctl(cdfile, CDIOCALLOW);
+ if (ioctl(cdfile, CDIOCCLOSE) == -1)
+ Con_Print("ioctl CDIOCCLOSE failed\n");
+}
+
+int CDAudio_SysGetAudioDiskInfo (void)
+{
+ struct ioc_toc_header tochdr;
+
+ if (cdfile == -1)
+ return -1;
+
+ if (ioctl(cdfile, CDIOREADTOCHEADER, &tochdr) == -1)
+ {
+ Con_Print("ioctl CDIOREADTOCHEADER failed\n");
+ return -1;
+ }
+
+ if (tochdr.starting_track < 1)
+ {
+ Con_Print("CDAudio: no music tracks\n");
+ return -1;
+ }
+
+ return tochdr.ending_track;
+}
+
+
+float CDAudio_SysGetVolume (void)
+{
+ struct ioc_vol vol;
+
+ if (cdfile == -1)
+ return -1.0f;
+
+ if (ioctl (cdfile, CDIOCGETVOL, &vol) == -1)
+ {
+ Con_Print("ioctl CDIOCGETVOL failed\n");
+ return -1.0f;
+ }
+
+ return (vol.vol[0] + vol.vol[1]) / 2.0f / 255.0f;
+}
+
+
+void CDAudio_SysSetVolume (float volume)
+{
+ struct ioc_vol vol;
+
+ if (cdfile == -1)
+ return;
+
+ vol.vol[0] = vol.vol[1] = volume * 255;
+ vol.vol[2] = vol.vol[3] = 0;
+
+ if (ioctl (cdfile, CDIOCSETVOL, &vol) == -1)
+ Con_Printf ("ioctl CDIOCSETVOL failed\n");
+}
+
+
+int CDAudio_SysPlay (int track)
+{
+ struct ioc_read_toc_entry rte;
+ struct cd_toc_entry entry;
+ struct ioc_play_track ti;
+
+ if (cdfile == -1)
+ return -1;
+
+ // don't try to play a non-audio track
+ rte.address_format = CD_MSF_FORMAT;
+ rte.starting_track = track;
+ rte.data_len = sizeof(entry);
+ rte.data = &entry;
+ if (ioctl(cdfile, CDIOREADTOCENTRYS, &rte) == -1)
+ {
+ Con_Print("ioctl CDIOREADTOCENTRYS failed\n");
+ return -1;
+ }
+ if (entry.control & 4) // if it's a data track
+ {
+ Con_Printf("CDAudio: track %i is not audio\n", track);
+ return -1;
+ }
+
+ if (cdPlaying)
+ CDAudio_Stop();
+
+ ti.start_track = track;
+ ti.end_track = track;
+ ti.start_index = 1;
+ ti.end_index = 99;
+
+ if (ioctl(cdfile, CDIOCPLAYTRACKS, &ti) == -1)
+ {
+ Con_Print("ioctl CDIOCPLAYTRACKS failed\n");
+ return -1;
+ }
+
+ if (ioctl(cdfile, CDIOCRESUME) == -1)
+ {
+ Con_Print("ioctl CDIOCRESUME failed\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+
+int CDAudio_SysStop (void)
+{
+ if (cdfile == -1)
+ return -1;
+
+ if (ioctl(cdfile, CDIOCSTOP) == -1)
+ {
+ Con_Printf("ioctl CDIOCSTOP failed (%d)\n", errno);
+ return -1;
+ }
+ ioctl(cdfile, CDIOCALLOW);
+
+ return 0;
+}
+
+int CDAudio_SysPause (void)
+{
+ if (cdfile == -1)
+ return -1;
+
+ if (ioctl(cdfile, CDIOCPAUSE) == -1)
+ {
+ Con_Print("ioctl CDIOCPAUSE failed\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+
+int CDAudio_SysResume (void)
+{
+ if (cdfile == -1)
+ return -1;
+
+ if (ioctl(cdfile, CDIOCRESUME) == -1)
+ Con_Print("ioctl CDIOCRESUME failed\n");
+
+ return 0;
+}
+
+int CDAudio_SysUpdate (void)
+{
+ static time_t lastchk = 0;
+ struct ioc_read_subchannel subchnl;
+ struct cd_sub_channel_info data;
+
+ if (cdPlaying && lastchk < time(NULL))
+ {
+ lastchk = time(NULL) + 2; //two seconds between chks
+
+ bzero(&subchnl, sizeof(subchnl));
+ subchnl.data = &data;
+ subchnl.data_len = sizeof(data);
+ subchnl.address_format = CD_MSF_FORMAT;
+ subchnl.data_format = CD_CURRENT_POSITION;
+
+ if (ioctl(cdfile, CDIOCREADSUBCHANNEL, &subchnl) == -1)
+ {
+ Con_Print("ioctl CDIOCREADSUBCHANNEL failed\n");
+ cdPlaying = false;
+ return -1;
+ }
+ if (data.header.audio_status != CD_AS_PLAY_IN_PROGRESS &&
+ data.header.audio_status != CD_AS_PLAY_PAUSED)
+ {
+ cdPlaying = false;
+ if (cdPlayLooping)
+ CDAudio_Play(cdPlayTrack, true);
+ }
+ else
+ cdPlayTrack = data.what.position.track_number;
+ }
+
+ return 0;
+}
+
+void CDAudio_SysInit (void)
+{
+ int i;
+
+// COMMANDLINEOPTION: BSD Sound: -cddev <devicepath> chooses which CD drive to use
+ if ((i = COM_CheckParm("-cddev")) != 0 && i < com_argc - 1)
+ strlcpy(cd_dev, com_argv[i + 1], sizeof(cd_dev));
+}
+
+int CDAudio_SysStartup (void)
+{
+#ifndef __FreeBSD__
+ char buff [80];
+
+ if ((cdfile = opendisk(cd_dev, O_RDONLY, buff, sizeof(buff), 0)) == -1)
+#else
+ if ((cdfile = open(cd_dev, O_RDONLY)) < 0)
+#endif
+ {
+ Con_Printf("CDAudio_SysStartup: open of \"%s\" failed (%i)\n",
+ cd_dev, errno);
+ cdfile = -1;
+ return -1;
+ }
+
+ return 0;
+}
+
+void CDAudio_SysShutdown (void)
+{
+ close(cdfile);
+ cdfile = -1;
+}
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