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https://git.code.sf.net/p/quake/quake2forge
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663 lines
13 KiB
C
663 lines
13 KiB
C
/* $Id$
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*
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* used to be cd_linux.c
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*
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* Copyright (C) 1997-2001 Id Software, Inc.
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* Copyright (c) 2002 The Quakeforge Project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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.
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*
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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// Quake is a trademark of Id Software, Inc., (c) 1996 Id Software, Inc. All
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// rights reserved.
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/* cd_irix.c comments out just about all of this code, replacing the functions
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* with stubs... instead I'll leave the full implementations here and someone
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* can work out how to play cds under irix -- jaq */
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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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/* merged in from cd_bsd.c -- jaq */
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#ifdef __linux__
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#include <linux/cdrom.h>
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#else /* __bsd__ */
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#include <sys/cdio.h>
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#include <sys/disklabel.h>
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#endif
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#include "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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/* merged in from cd_bsd.c -- jaq */
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#ifdef __linux__
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if ( ioctl(cdfile, CDROMEJECT) == -1 )
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Com_DPrintf("ioctl cdromeject failed\n");
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#else /* bsd */
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if (ioctl(cdfile, CDIOCEJECT) == -1)
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Com_DPrintf("ioctl cdioeject failed\n");
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#endif
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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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/* merged in from cd_bsd.c -- jaq */
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#ifdef __linux__
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if ( ioctl(cdfile, CDROMCLOSETRAY) == -1 )
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Com_DPrintf("ioctl cdromclosetray failed\n");
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#else /* bsd */
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/* No OpenBSD equivalent of this Linux ioctl() */
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Com_DPrintf("ioctl cdromclosetray not supported\n");
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#endif
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}
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static int CDAudio_GetAudioDiskInfo(void)
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{
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/* merged in from cd_bsd.c */
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#ifdef __linux__
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struct cdrom_tochdr tochdr;
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#else /* bsd */
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struct ioc_toc_header tochdr;
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#endif
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cdValid = false;
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#ifdef __linux__
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if (ioctl(cdfile, CDROMREADTOCHDR, &tochdr) == -1) {
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Com_DPrintf("ioctl cdromreadtochdr failed\n");
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return -1;
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}
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#else /* bsd */
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if (ioctl(cdfile, CDIOREADTOCHEADER, &tochdr) == -1) {
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Com_DPrintf("ioctl cdioreadtocheader failed\n");
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return -1;
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}
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#endif
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#ifdef __linux__
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if (tochdr.cdth_trk0 < 1)
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#else /* bsd */
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if (tochdr.starting_track < 1)
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#endif
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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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#ifdef __linux__
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maxTrack = tochdr.cdth_trk1;
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#else /* bsd */
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maxTrack = tochdr.ending_track;
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#endif
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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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/* merged in from cd_bsd.c -- jaq */
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#ifdef __linux__
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struct cdrom_tocentry entry;
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struct cdrom_ti ti;
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#else /* bsd */
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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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#endif
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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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#ifdef __linux__
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entry.cdte_track = track;
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entry.cdte_format = CDROM_MSF;
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if (ioctl(cdfile, CDROMREADTOCENTRY, &entry) == -1) {
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Com_DPrintf("ioctl cdromreadtocentry failed\n");
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return;
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}
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#else /* bsd */
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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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Com_DPrintf("ioctl cdioreadtocentrys failed\n");
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return;
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}
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#endif
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/* merged in from cd_bsd.c -- jaq */
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#ifdef __linux__
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if (entry.cdte_ctrl == CDROM_DATA_TRACK)
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#else /* bsd */
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#ifndef CDROM_DATA_TRACK
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#define CDROM_DATA_TRACK 4
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#endif
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if (cd_entry.control == CDROM_DATA_TRACK)
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#endif
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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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#ifdef __linux__
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ti.cdti_trk0 = track;
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ti.cdti_trk1 = track;
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ti.cdti_ind0 = 1;
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ti.cdti_ind1 = 99;
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if (ioctl(cdfile, CDROMPLAYTRKIND, &ti) == -1) {
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#else /* bsd */
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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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#endif
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Com_DPrintf("ioctl cdromplaytrkind failed\n");
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return;
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}
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#ifdef __linux__
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if ( ioctl(cdfile, CDROMRESUME) == -1 )
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Com_DPrintf("ioctl cdromresume failed\n");
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#else /* bsd */
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if (ioctl(cdfile, CDIOCRESUME) == -1)
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Com_DPrintf("ioctl cdiocresume failed\n");
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#endif
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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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#ifdef __linux__
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/* only because it hasn't been ported to bsd yet */
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void CDAudio_RandomPlay(void)
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{
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int track, i = 0, free_tracks = 0, remap_track;
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float f;
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unsigned char * track_bools;
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struct cdrom_tocentry entry;
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struct cdrom_ti ti;
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if (cdfile == -1 || !enabled)
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return;
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// create array of available audio tracknumbers
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track_bools = (unsigned char *) malloc(maxTrack * sizeof(unsigned char));
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if (track_bools == 0)
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return;
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for (; i < maxTrack; i++)
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{
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entry.cdte_track = remap[i];
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entry.cdte_format = CDROM_MSF;
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if ( ioctl(cdfile, CDROMREADTOCENTRY, &entry) == -1 )
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{
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track_bools[i] = 0;
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}
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else
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track_bools[i] = (entry.cdte_ctrl != CDROM_DATA_TRACK);
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free_tracks += track_bools[i];
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}
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if (!free_tracks)
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{
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Com_DPrintf("CDAudio_RandomPlay: Unable to find and play a random audio track, insert an audio cd please");
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goto free_end;
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}
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// choose random audio track
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do
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{
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do
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{
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f = ((float)rand()) / ((float)RAND_MAX + 1.0);
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track = (int)(maxTrack * f);
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}
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while(!track_bools[track]);
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remap_track = remap[track];
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if (playing)
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{
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if (playTrack == remap_track)
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goto free_end;
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CDAudio_Stop();
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}
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ti.cdti_trk0 = remap_track;
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ti.cdti_trk1 = remap_track;
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ti.cdti_ind0 = 1;
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ti.cdti_ind1 = 99;
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if ( ioctl(cdfile, CDROMPLAYTRKIND, &ti) == -1 )
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{
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track_bools[track] = 0;
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free_tracks--;
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}
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else
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{
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playLooping = true;
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playTrack = remap_track;
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playing = true;
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break;
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}
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}
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while (free_tracks > 0);
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free_end:
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free(track_bools);
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}
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#else /* let the others compile at least */
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void CDAudio_RandomPlay(void) {
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Com_DPrintf("CDAudio_RandomPlay: Not yet supported on your platform");
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}
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#endif
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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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/* merged in from cd_bsd.c -- jaq */
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#ifdef __linux__
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if ( ioctl(cdfile, CDROMSTOP) == -1 )
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Com_DPrintf("ioctl cdromstop failed (%d:%s)\n", errno, strerror(errno));
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#else /* bsd */
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if (ioctl(cdfile, CDIOCSTOP) == -1)
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Com_DPrintf("ioctl cdiocstop failed (%d:%s)\n", errno, strerror(errno));
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#endif
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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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/* merged in from cd_bsd.c -- jaq */
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#ifdef __linux__
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if ( ioctl(cdfile, CDROMPAUSE) == -1 )
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Com_DPrintf("ioctl cdrompause failed\n");
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#else /* bsd */
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if (ioctl(cdfile, CDIOCPAUSE) == -1)
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Com_DPrintf("ioctl cdiocpause failed\n");
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#endif
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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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/* merged in from cd_bsd.c -- jaq */
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#ifdef __linux__
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if ( ioctl(cdfile, CDROMRESUME) == -1 )
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Com_DPrintf("ioctl cdromresume failed\n");
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#else /* bsd */
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if (ioctl(cdfile, CDIOCRESUME) == -1)
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Com_DPrintf("ioctl cdiocresume failed\n");
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#endif
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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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/* merged in from cd_bsd.c -- jaq */
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#ifdef __linux__
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struct cdrom_subchnl subchnl;
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#else /* bsd */
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struct ioc_read_subchannel subchnl;
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struct cd_sub_channel_info subchnl_info;
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#endif
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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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#ifdef __linux__
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subchnl.cdsc_format = CDROM_MSF;
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if (ioctl(cdfile, CDROMSUBCHNL, &subchnl) == -1 ) {
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Com_DPrintf("ioctl cdromsubchnl failed\n");
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playing = false;
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return;
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}
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if (subchnl.cdsc_audiostatus != CDROM_AUDIO_PLAY &&
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subchnl.cdsc_audiostatus != CDROM_AUDIO_PAUSED) {
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playing = false;
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if (playLooping)
|
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CDAudio_Play(playTrack, true);
|
|
}
|
|
#else /* bsd */
|
|
subchnl.address_format = CD_MSF_FORMAT;
|
|
subchnl.data_len = sizeof(struct cd_sub_channel_info);
|
|
subchnl.data = &subchnl_info;
|
|
if (ioctl(cdfile, CDIOCREADSUBCHANNEL, &subchnl) == -1) {
|
|
Com_DPrintf("ioctl cdiocreadsubchannel failed\n");
|
|
playing = false;
|
|
return;
|
|
}
|
|
|
|
if (subchnl_info.header.audio_status != CD_AS_PLAY_IN_PROGRESS &&
|
|
subchnl_info.header.audio_status != CD_AS_PLAY_PAUSED) {
|
|
playing = false;
|
|
if (playLooping)
|
|
CDAudio_Play(playTrack, true);
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
int CDAudio_Init(void)
|
|
{
|
|
int i;
|
|
cvar_t *cv;
|
|
extern uid_t saved_euid;
|
|
|
|
if (initialized)
|
|
return 0;
|
|
|
|
cv = Cvar_Get ("nocdaudio", "0", CVAR_NOSET);
|
|
if (cv->value)
|
|
return -1;
|
|
|
|
cd_nocd = Cvar_Get ("cd_nocd", "0", CVAR_ARCHIVE );
|
|
if ( cd_nocd->value)
|
|
return -1;
|
|
|
|
cd_volume = Cvar_Get ("cd_volume", "1", CVAR_ARCHIVE);
|
|
|
|
/* merged in from cd_bsd.c -- jaq */
|
|
#ifdef __linux__
|
|
cd_dev = Cvar_Get("cd_dev", "/dev/cdrom", CVAR_ARCHIVE);
|
|
#else /* bsd */
|
|
cd_dev = Cvar_Get("cd_dev", "/dev/cd0c", CVAR_ARCHIVE);
|
|
#endif
|
|
|
|
seteuid(saved_euid);
|
|
|
|
cdfile = open(cd_dev->string, O_RDONLY);
|
|
|
|
seteuid(getuid());
|
|
|
|
if (cdfile == -1) {
|
|
Com_Printf("CDAudio_Init: open of \"%s\" failed (%i)\n", cd_dev->string, errno);
|
|
cdfile = -1;
|
|
return -1;
|
|
}
|
|
|
|
for (i = 0; i < 100; i++)
|
|
remap[i] = i;
|
|
initialized = true;
|
|
enabled = true;
|
|
|
|
if (CDAudio_GetAudioDiskInfo())
|
|
{
|
|
Com_Printf("CDAudio_Init: No CD in player.\n");
|
|
cdValid = false;
|
|
}
|
|
|
|
Cmd_AddCommand ("cd", CD_f);
|
|
|
|
Com_Printf("CD Audio Initialized\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
void CDAudio_Activate (qboolean active)
|
|
{
|
|
if (active)
|
|
CDAudio_Resume ();
|
|
else
|
|
CDAudio_Pause ();
|
|
}
|
|
|
|
void CDAudio_Shutdown(void)
|
|
{
|
|
if (!initialized)
|
|
return;
|
|
CDAudio_Stop();
|
|
close(cdfile);
|
|
cdfile = -1;
|
|
initialized = false;
|
|
}
|