432 lines
7.6 KiB
C
432 lines
7.6 KiB
C
// Quake is a trademark of Id Software, Inc., (c) 1996 Id Software, Inc. All
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// rights reserved.
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <sys/ioctl.h>
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#include <sys/file.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <string.h>
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#include <time.h>
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#include <errno.h>
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#include <sys/cdio.h>
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#include <sys/disklabel.h>
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#include "../client/client.h"
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static qboolean cdValid = false;
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static qboolean playing = false;
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static qboolean wasPlaying = false;
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static qboolean initialized = false;
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static qboolean enabled = true;
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static qboolean playLooping = false;
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static float cdvolume;
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static byte remap[100];
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static byte playTrack;
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static byte maxTrack;
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static int cdfile = -1;
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//static char cd_dev[64] = "/dev/cdrom";
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cvar_t *cd_volume;
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cvar_t *cd_nocd;
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cvar_t *cd_dev;
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void CDAudio_Pause(void);
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static void CDAudio_Eject(void)
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{
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if (cdfile == -1 || !enabled)
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return; // no cd init'd
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if ( ioctl(cdfile, CDIOCEJECT) == -1 )
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Com_DPrintf("ioctl cdioceject failed\n");
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}
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static void CDAudio_CloseDoor(void)
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{
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if (cdfile == -1 || !enabled)
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return; // no cd init'd
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/* No OpenBSD equivalent of this Linux ioctl()
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* if ( ioctl(cdfile, CDROMCLOSETRAY) == -1 )
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* Com_DPrintf("ioctl cdromclosetray failed\n");
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*/
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Com_DPrintf("ioctl cdromclosetray not supported\n");
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}
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static int CDAudio_GetAudioDiskInfo(void)
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{
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struct ioc_toc_header tochdr;
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cdValid = false;
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if ( ioctl(cdfile, CDIOREADTOCHEADER, &tochdr) == -1 )
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{
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Com_DPrintf("ioctl cdioreadtocheader failed\n");
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return -1;
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}
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if (tochdr.starting_track < 1)
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{
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Com_DPrintf("CDAudio: no music tracks\n");
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return -1;
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}
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cdValid = true;
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maxTrack = tochdr.ending_track;
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return 0;
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}
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void CDAudio_Play(int track, qboolean looping)
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{
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struct ioc_read_toc_entry entry;
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struct cd_toc_entry cd_entry;
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struct ioc_play_track ti;
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if (cdfile == -1 || !enabled)
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return;
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if (!cdValid)
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{
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CDAudio_GetAudioDiskInfo();
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if (!cdValid)
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return;
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}
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track = remap[track];
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if (track < 1 || track > maxTrack)
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{
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Com_DPrintf("CDAudio: Bad track number %u.\n", track);
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return;
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}
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// don't try to play a non-audio track
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entry.starting_track = track;
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entry.address_format = CD_MSF_FORMAT;
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entry.data_len = sizeof(struct cd_toc_entry);
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entry.data = &cd_entry;
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if ( ioctl(cdfile, CDIOREADTOCENTRYS, &entry) == -1 )
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{
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Com_DPrintf("ioctl cdioreadtocentrys failed\n");
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return;
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}
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#define CDROM_DATA_TRACK 4
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if (cd_entry.control == CDROM_DATA_TRACK)
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{
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Com_Printf("CDAudio: track %i is not audio\n", track);
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return;
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}
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if (playing)
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{
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if (playTrack == track)
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return;
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CDAudio_Stop();
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}
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ti.start_track = track;
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ti.start_index = 1;
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ti.end_track = track;
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ti.end_index = 99;
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if ( ioctl(cdfile, CDIOCPLAYTRACKS, &ti) == -1 )
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{
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Com_DPrintf("ioctl cdiocplaytracks failed\n");
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return;
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}
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if ( ioctl(cdfile, CDIOCRESUME) == -1 )
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Com_DPrintf("ioctl cdiocresume failed\n");
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playLooping = looping;
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playTrack = track;
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playing = true;
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if (cd_volume->value == 0.0)
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CDAudio_Pause ();
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}
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void CDAudio_Stop(void)
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{
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if (cdfile == -1 || !enabled)
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return;
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if (!playing)
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return;
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if ( ioctl(cdfile, CDIOCSTOP) == -1 )
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Com_DPrintf("ioctl cdiocstop failed (%d)\n", errno);
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wasPlaying = false;
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playing = false;
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}
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void CDAudio_Pause(void)
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{
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if (cdfile == -1 || !enabled)
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return;
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if (!playing)
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return;
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if ( ioctl(cdfile, CDIOCPAUSE) == -1 )
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Com_DPrintf("ioctl cdiocpause failed\n");
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wasPlaying = playing;
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playing = false;
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}
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void CDAudio_Resume(void)
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{
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if (cdfile == -1 || !enabled)
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return;
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if (!cdValid)
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return;
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if (!wasPlaying)
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return;
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if ( ioctl(cdfile, CDIOCRESUME) == -1 )
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Com_DPrintf("ioctl cdiocresume failed\n");
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playing = true;
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}
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static void CD_f (void)
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{
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char *command;
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int ret;
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int n;
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if (Cmd_Argc() < 2)
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return;
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command = Cmd_Argv (1);
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if (Q_strcasecmp(command, "on") == 0)
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{
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enabled = true;
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return;
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}
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if (Q_strcasecmp(command, "off") == 0)
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{
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if (playing)
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CDAudio_Stop();
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enabled = false;
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return;
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}
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if (Q_strcasecmp(command, "reset") == 0)
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{
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enabled = true;
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if (playing)
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CDAudio_Stop();
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for (n = 0; n < 100; n++)
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remap[n] = n;
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CDAudio_GetAudioDiskInfo();
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return;
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}
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if (Q_strcasecmp(command, "remap") == 0)
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{
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ret = Cmd_Argc() - 2;
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if (ret <= 0)
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{
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for (n = 1; n < 100; n++)
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if (remap[n] != n)
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Com_Printf(" %u -> %u\n", n, remap[n]);
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return;
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}
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for (n = 1; n <= ret; n++)
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remap[n] = atoi(Cmd_Argv (n+1));
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return;
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}
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if (Q_strcasecmp(command, "close") == 0)
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{
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CDAudio_CloseDoor();
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return;
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}
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if (!cdValid)
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{
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CDAudio_GetAudioDiskInfo();
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if (!cdValid)
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{
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Com_Printf("No CD in player.\n");
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return;
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}
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}
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if (Q_strcasecmp(command, "play") == 0)
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{
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CDAudio_Play((byte)atoi(Cmd_Argv (2)), false);
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return;
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}
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if (Q_strcasecmp(command, "loop") == 0)
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{
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CDAudio_Play((byte)atoi(Cmd_Argv (2)), true);
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return;
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}
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if (Q_strcasecmp(command, "stop") == 0)
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{
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CDAudio_Stop();
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return;
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}
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if (Q_strcasecmp(command, "pause") == 0)
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{
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CDAudio_Pause();
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return;
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}
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if (Q_strcasecmp(command, "resume") == 0)
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{
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CDAudio_Resume();
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return;
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}
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if (Q_strcasecmp(command, "eject") == 0)
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{
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if (playing)
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CDAudio_Stop();
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CDAudio_Eject();
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cdValid = false;
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return;
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}
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if (Q_strcasecmp(command, "info") == 0)
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{
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Com_Printf("%u tracks\n", maxTrack);
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if (playing)
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Com_Printf("Currently %s track %u\n", playLooping ? "looping" : "playing", playTrack);
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else if (wasPlaying)
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Com_Printf("Paused %s track %u\n", playLooping ? "looping" : "playing", playTrack);
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Com_Printf("Volume is %f\n", cdvolume);
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return;
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}
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}
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void CDAudio_Update(void)
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{
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struct ioc_read_subchannel subchnl;
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struct cd_sub_channel_info subchnl_info;
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static time_t lastchk;
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if (cdfile == -1 || !enabled)
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return;
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if (cd_volume && cd_volume->value != cdvolume)
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{
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if (cdvolume)
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{
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Cvar_SetValue ("cd_volume", 0.0);
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cdvolume = cd_volume->value;
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CDAudio_Pause ();
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}
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else
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{
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Cvar_SetValue ("cd_volume", 1.0);
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cdvolume = cd_volume->value;
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CDAudio_Resume ();
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}
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}
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if (playing && lastchk < time(NULL)) {
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lastchk = time(NULL) + 2; //two seconds between chks
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subchnl.address_format = CD_MSF_FORMAT;
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subchnl.data_len = sizeof(struct cd_sub_channel_info);
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subchnl.data = &subchnl_info;
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if (ioctl(cdfile, CDIOCREADSUBCHANNEL, &subchnl) == -1 ) {
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Com_DPrintf("ioctl cdiocreadsubchannel failed\n");
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playing = false;
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return;
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}
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if (subchnl_info.header.audio_status != CD_AS_PLAY_IN_PROGRESS &&
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subchnl_info.header.audio_status != CD_AS_PLAY_PAUSED) {
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playing = false;
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if (playLooping)
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CDAudio_Play(playTrack, true);
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}
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}
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}
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int CDAudio_Init(void)
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{
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int i;
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cvar_t *cv;
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extern uid_t saved_euid;
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cv = Cvar_Get ("nocdaudio", "0", CVAR_NOSET);
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if (cv->value)
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return -1;
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cd_nocd = Cvar_Get ("cd_nocd", "0", CVAR_ARCHIVE );
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if ( cd_nocd->value)
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return -1;
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cd_volume = Cvar_Get ("cd_volume", "1", CVAR_ARCHIVE);
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cd_dev = Cvar_Get("cd_dev", "/dev/cd0c", CVAR_ARCHIVE);
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seteuid(saved_euid);
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cdfile = open(cd_dev->string, O_RDONLY);
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seteuid(getuid());
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if (cdfile == -1) {
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Com_Printf("CDAudio_Init: open of \"%s\" failed (%i)\n", cd_dev->string, errno);
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cdfile = -1;
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return -1;
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}
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for (i = 0; i < 100; i++)
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remap[i] = i;
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initialized = true;
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enabled = true;
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if (CDAudio_GetAudioDiskInfo())
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{
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Com_Printf("CDAudio_Init: No CD in player.\n");
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cdValid = false;
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}
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Cmd_AddCommand ("cd", CD_f);
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Com_Printf("CD Audio Initialized\n");
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return 0;
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}
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void CDAudio_Activate (qboolean active)
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{
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if (active)
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CDAudio_Resume ();
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else
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CDAudio_Pause ();
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}
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void CDAudio_Shutdown(void)
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{
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if (!initialized)
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return;
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CDAudio_Stop();
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close(cdfile);
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cdfile = -1;
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}
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