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-rw-r--r--kscd/libwm/plat_sun.c972
1 files changed, 972 insertions, 0 deletions
diff --git a/kscd/libwm/plat_sun.c b/kscd/libwm/plat_sun.c
new file mode 100644
index 00000000..f83a6cd8
--- /dev/null
+++ b/kscd/libwm/plat_sun.c
@@ -0,0 +1,972 @@
+/*
+ * $Id$
+ *
+ * This file is part of WorkMan, the civilized CD player library
+ * (c) 1991-1997 by Steven Grimm (original author)
+ * (c) by Dirk Försterling (current 'author' = maintainer)
+ * The maintainer can be contacted by his e-mail address:
+ * milliByte@DeathsDoor.com
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ *
+ * Sun-specific drive control routines.
+ */
+
+static char plat_sun_id[] = "$Id$";
+
+#if defined(sun) || defined(__sun)
+
+#include <errno.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <string.h>
+#include <sys/param.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/ioctl.h>
+
+#include "include/wm_config.h"
+#include "include/wm_helpers.h"
+#include "include/wm_cdrom.h"
+#include "include/wm_cdtext.h"
+
+#include <ustat.h>
+#include <unistd.h>
+#include <signal.h>
+#ifdef solbourne
+# include <mfg/dklabel.h>
+# include <mfg/dkio.h>
+# include <sys/unistd.h>
+# include <dev/srvar.h>
+#else /* A real Sun */
+# ifdef SYSV
+# include <poll.h>
+# include <stdlib.h>
+# include <sys/cdio.h>
+# include <sys/socket.h>
+# include <sys/scsi/impl/uscsi.h>
+# include "include/wm_cdda.h"
+# else
+# include <sys/buf.h>
+# include <sun/dkio.h>
+# include <scsi/targets/srdef.h>
+# include <scsi/impl/uscsi.h>
+# include <scsi/generic/commands.h>
+# endif
+#endif
+
+#include "include/wm_struct.h"
+
+#define WM_MSG_CLASS WM_MSG_CLASS_PLATFORM
+
+int min_volume = 0;
+int max_volume = 255;
+
+static const char *sun_cd_device = NULL;
+extern int intermittent_dev;
+
+int current_end;
+
+#if defined(SYSV) && defined(SIGTHAW)
+#ifdef __GNUC__
+void sigthawinit(void) __attribute__ ((constructor));
+#else
+#pragma init(sigthawinit)
+#endif /* GNUC */
+
+static int last_left, last_right;
+static struct wm_drive *thecd = NULL;
+
+/*
+ * Handling for Sun's Suspend functionality
+ */
+static void
+thawme(int sig)
+{
+// Just leave this line in as a reminder for a missing
+// functionality in the GUI.
+// change_mode(NULL, WM_CDM_STOPPED, NULL);
+ codec_init();
+ if( thecd )
+ gen_set_volume(thecd, last_left, last_right);
+} /* thawme() */
+
+void
+sigthawinit( void )
+{
+ struct sigaction sa;
+
+ sa.sa_handler = thawme;
+ sigemptyset(&sa.sa_mask);
+ sa.sa_flags = 0;
+
+ sigaction(SIGTHAW, &sa, NULL);
+} /* sigthawinit() */
+
+#endif /* SYSV && SIGTHAW */
+
+/*
+ * find_cdrom
+ *
+ * Determine the name of the CD-ROM device.
+ *
+ * Use the first of /vol/dev/aliases/cdrom0, /dev/rdsk/c0t6d0s2, and /dev/rsr0
+ * that exists. (Check for /vol/dev/aliases, not cdrom0, since it won't be
+ * there if there's no CD in the drive.) This is done so a single SunOS 4.x
+ * binary can be used on any 4.x or higher Sun system.
+ */
+const char*
+find_cdrom( void )
+{
+ if (access("/vol/dev/aliases", X_OK) == 0)
+ {
+ /* Volume manager. Device might not be there. */
+ intermittent_dev = 1;
+
+ /* If vold is running us, it'll tell us the device name. */
+ sun_cd_device = getenv("VOLUME_DEVICE");
+ /*
+ ** the path of the device has to include /dev
+ ** otherwise we are vulnerable to race conditions
+ ** Thomas Biege <thomas@suse.de>
+ */
+ if (sun_cd_device == NULL ||
+ strncmp("/vol/dev/", sun_cd_device, 9) ||
+ strstr(sun_cd_device, "/../") )
+ return "/vol/dev/aliases/cdrom0";
+ else
+ return sun_cd_device;
+ }
+ else if (access("/dev/rdsk/c0t6d0s2", F_OK) == 0)
+ {
+ /* Solaris 2.x w/o volume manager. */
+ return "/dev/rdsk/c0t6d0s2";
+ }
+ else if (access("/dev/rcd0", F_OK) == 0)
+ {
+ return "/dev/rcd0";
+ }
+ else if (access("/dev/rsr0", F_OK) == 0)
+ return "/dev/rsr0";
+ else
+ {
+ fprintf(stderr, "Couldn't find a CD device!\n");
+ return NULL;
+ }
+} /* find_cdrom() */
+
+/*
+ * Initialize the drive. A no-op for the generic driver.
+ */
+int
+gen_init( struct wm_drive *d )
+{
+ codec_init();
+ return (0);
+} /* gen_init() */
+
+
+/*
+ * Open the CD device and figure out what kind of drive is attached.
+ */
+int
+wmcd_open( struct wm_drive *d )
+{
+ static int warned = 0;
+ char vendor[32] = WM_STR_GENVENDOR;
+ char model[32] = WM_STR_GENMODEL;
+ char rev[32] = WM_STR_GENREV;
+
+ if (d->fd >= 0) /* Device already open? */
+ {
+ wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "wmcd_open(): [device is open (fd=%d)]\n", d->fd);
+ return (0);
+ }
+
+ if (d->cd_device == NULL)
+ d->cd_device = find_cdrom();
+
+ d->fd = open(d->cd_device, 0);
+ if (d->fd < 0)
+ {
+ /* Solaris 2.2 volume manager moves links around */
+ if (errno == ENOENT && intermittent_dev)
+ return (1);
+
+ if (errno == EACCES)
+ {
+ if (!warned)
+ {
+ /*
+ char realname[MAXPATHLEN];
+
+ if (realpath(cd_device, realname) == NULL)
+ {
+ perror("realpath");
+ return (1);
+ }
+ */
+ return -EACCES;
+ }
+ }
+ else if (errno != ENXIO)
+ {
+ return( -6 );
+ }
+
+ /* No CD in drive. */
+ return (1);
+ }
+
+ /*
+ * See if we can do digital audio.
+ */
+#if defined(BUILD_CDDA)
+ if(d->cdda) {
+ if (!gen_cdda_init(d))
+ /* WARNING: Old GUI call. How could this survive? */
+ enable_cdda_controls(1);
+ else {
+ wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "wmcd_open(): failed in gen_cdda_init\n");
+ gen_close(d);
+ return -1;
+ }
+#endif
+
+ /* Can we figure out the drive type? */
+ if (wm_scsi_get_drive_type(d, vendor, model, rev))
+ {
+ if (errno == EPERM)
+ {
+ /*
+ * Solaris 2.4 seems to refuse to do USCSICMD ioctls
+ * when not running as root. SunOS 4.x allows it
+ * as an unprivileged user, though.
+ */
+ fprintf(stderr, "Warning: WorkMan can't adapt itself to your drive unless it runs as root.\n");
+ } else {
+ fprintf(stderr, "Warning: WorkMan couldn't determine drive type\n");
+ }
+ strcpy(vendor, "Generic");
+ strcpy(model, "drive type");
+ strcpy(rev, "");
+ }
+
+ find_drive_struct(vendor, model, rev);
+
+ (d->proto->gen_init)(d);
+ thecd = d;
+
+ return (0);
+} /* wmcd_open() */
+
+/*
+ * Re-Open the device if it is open.
+ */
+int
+wmcd_reopen( struct wm_drive *d )
+{
+ int status;
+
+ do {
+ wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "wmcd_reopen\n");
+ gen_close(d);
+ wm_susleep( 1000 );
+ wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "calling wmcd_open()\n");
+ status = wmcd_open( d ); /* open it as usual */
+ wm_susleep( 1000 );
+ } while ( status != 0 );
+ return status;
+} /* wmcd_reopen() */
+
+
+#ifndef solbourne
+/*
+ * Send an arbitrary SCSI command out the bus and optionally wait for
+ * a reply if "retbuf" isn't NULL.
+ */
+int
+wm_scsi( struct wm_drive *d,
+ unsigned char *cdb,
+ int cdblen, void *retbuf,
+ int retbuflen, int getreply )
+{
+ char x;
+ struct uscsi_cmd cmd;
+
+ memset(&cmd, 0, sizeof(cmd));
+ cmd.uscsi_cdb = (void *) cdb;
+ cmd.uscsi_cdblen = cdblen;
+ cmd.uscsi_bufaddr = retbuf ? retbuf : (void *)&x;
+ cmd.uscsi_buflen = retbuf ? retbuflen : 0;
+ cmd.uscsi_flags = USCSI_ISOLATE | USCSI_SILENT;
+ if (getreply)
+ cmd.uscsi_flags |= USCSI_READ;
+
+ if (ioctl(d->fd, USCSICMD, &cmd))
+ return (-1);
+
+ if (cmd.uscsi_status)
+ return (-1);
+
+ return (0);
+}
+#else
+int wm_scsi() { return (-1); }
+#endif
+
+int
+gen_close( struct wm_drive *d )
+{
+ if(d->fd != -1) {
+ wm_lib_message(WM_MSG_LEVEL_DEBUG|WM_MSG_CLASS, "closing the device\n");
+ close(d->fd);
+ d->fd = -1;
+ }
+ return 0;
+}
+
+/* Alarm signal handler. */
+static void do_nothing( int x ) { x++; }
+
+/*
+ * Get the current status of the drive: the current play mode, the absolute
+ * position from start of disc (in frames), and the current track and index
+ * numbers if the CD is playing or paused.
+ */
+int
+gen_get_drive_status( struct wm_drive *d,
+ int oldmode,
+ int *mode,
+ int *pos, int *track, int *index )
+{
+ struct cdrom_subchnl sc;
+ struct itimerval old_timer, new_timer;
+ struct sigaction old_sig, new_sig;
+
+ /* If we can't get status, the CD is ejected, so default to that. */
+ *mode = WM_CDM_EJECTED;
+
+ /* Is the device open? */
+ if (d->fd < 0)
+ {
+ switch (wmcd_open(d))
+ {
+ case -1: /* error */
+ return (-1);
+
+ case 1: /* retry */
+ return (0);
+ }
+ }
+
+#if defined(BUILD_CDDA)
+ if (oldmode == WM_CDM_PAUSED || oldmode == WM_CDM_PLAYING || oldmode == WM_CDM_STOPPED) {
+ CDDARETURN(d) cdda_get_drive_status(d, oldmode, mode, pos, track, index);
+ }
+#endif
+
+ /*
+ * Solaris 2.2 hangs on this ioctl if someone else ejects the CD.
+ * So we schedule a signal to break out of the hang if the call
+ * takes an unreasonable amount of time. The signal handler and
+ * timer are restored immediately to avoid interfering with XView.
+ */
+ if (intermittent_dev)
+ {
+ /*
+ * First clear out the timer so XView's signal doesn't happen
+ * while we're diddling with the signal handler.
+ */
+ timerclear(&new_timer.it_interval);
+ timerclear(&new_timer.it_value);
+ setitimer(ITIMER_REAL, &new_timer, &old_timer);
+
+ /*
+ * Now install the no-op signal handler.
+ */
+ new_sig.sa_handler = do_nothing;
+ memset(&new_sig.sa_mask, 0, sizeof(new_sig.sa_mask));
+ new_sig.sa_flags = 0;
+ if (sigaction(SIGALRM, &new_sig, &old_sig))
+ perror("sigaction");
+
+ /*
+ * And finally, set the timer.
+ */
+ new_timer.it_value.tv_sec = 2;
+ setitimer(ITIMER_REAL, &new_timer, NULL);
+ }
+
+ sc.cdsc_format = CDROM_MSF;
+
+ if (ioctl(d->fd, CDROMSUBCHNL, &sc))
+ {
+ if (intermittent_dev)
+ {
+ sigaction(SIGALRM, &old_sig, NULL);
+ setitimer(ITIMER_REAL, &old_timer, NULL);
+
+ /* If the device can disappear, let it do so. */
+ close(d->fd);
+ d->fd = -1;
+ }
+
+ return (0);
+ }
+
+ if (intermittent_dev)
+ {
+ sigaction(SIGALRM, &old_sig, NULL);
+ setitimer(ITIMER_REAL, &old_timer, NULL);
+ }
+
+ switch (sc.cdsc_audiostatus) {
+ case CDROM_AUDIO_PLAY:
+ *mode = WM_CDM_PLAYING;
+ *track = sc.cdsc_trk;
+ *index = sc.cdsc_ind;
+ *pos = sc.cdsc_absaddr.msf.minute * 60 * 75 +
+ sc.cdsc_absaddr.msf.second * 75 +
+ sc.cdsc_absaddr.msf.frame;
+ break;
+
+ case CDROM_AUDIO_PAUSED:
+ case CDROM_AUDIO_INVALID:
+ case CDROM_AUDIO_NO_STATUS:
+ if (oldmode == WM_CDM_PLAYING || oldmode == WM_CDM_PAUSED)
+ {
+ *mode = WM_CDM_PAUSED;
+ *track = sc.cdsc_trk;
+ *index = sc.cdsc_ind;
+ *pos = sc.cdsc_absaddr.msf.minute * 60 * 75 +
+ sc.cdsc_absaddr.msf.second * 75 +
+ sc.cdsc_absaddr.msf.frame;
+ }
+ else
+ *mode = WM_CDM_STOPPED;
+ break;
+
+ /* CD ejected manually during play. */
+ case CDROM_AUDIO_ERROR:
+ break;
+
+ case CDROM_AUDIO_COMPLETED:
+ *mode = WM_CDM_TRACK_DONE; /* waiting for next track. */
+ break;
+
+ default:
+ *mode = WM_CDM_UNKNOWN;
+ break;
+ }
+
+ return (0);
+} /* gen_get_drive_status() */
+
+/*
+ * Get the number of tracks on the CD.
+ */
+int
+gen_get_trackcount( struct wm_drive *d, int *tracks )
+{
+ struct cdrom_tochdr hdr;
+
+ if (ioctl(d->fd, CDROMREADTOCHDR, &hdr))
+ return (-1);
+
+ *tracks = hdr.cdth_trk1;
+ return (0);
+} /* gen_get_trackcount() */
+
+/*
+ * Get the start time and mode (data or audio) of a track.
+ */
+int
+gen_get_trackinfo( struct wm_drive *d, int track, int *data, int *startframe)
+{
+ struct cdrom_tocentry entry;
+
+ entry.cdte_track = track;
+ entry.cdte_format = CDROM_MSF;
+
+ if (ioctl(d->fd, CDROMREADTOCENTRY, &entry))
+ return (-1);
+
+ *startframe = entry.cdte_addr.msf.minute * 60 * 75 +
+ entry.cdte_addr.msf.second * 75 +
+ entry.cdte_addr.msf.frame;
+ *data = entry.cdte_ctrl & CDROM_DATA_TRACK ? 1 : 0;
+
+ return (0);
+} /* gen_get_trackinfo() */
+
+/*
+ * Get the number of frames on the CD.
+ */
+int
+gen_get_cdlen(struct wm_drive *d, int *frames )
+{
+ int tmp;
+
+ return (gen_get_trackinfo(d, CDROM_LEADOUT, &tmp, frames));
+} /* gen_get_cdlen() */
+
+/*
+ * Play the CD from one position to another.
+ *
+ * d Drive structure.
+ * start Frame to start playing at.
+ * end End of this chunk.
+ * realstart Beginning of this chunk (<= start)
+ */
+int
+gen_play( struct wm_drive *d, int start, int end, int realstart)
+{
+ struct cdrom_msf msf;
+ unsigned char cmdbuf[10];
+
+ current_end = end;
+
+ CDDARETURN(d) cdda_play(d, start, end, realstart);
+
+ msf.cdmsf_min0 = start / (60*75);
+ msf.cdmsf_sec0 = (start % (60*75)) / 75;
+ msf.cdmsf_frame0 = start % 75;
+ msf.cdmsf_min1 = end / (60*75);
+ msf.cdmsf_sec1 = (end % (60*75)) / 75;
+ msf.cdmsf_frame1 = end % 75;
+
+ codec_start();
+ if (ioctl(d->fd, CDROMSTART))
+ return (-1);
+ if (ioctl(d->fd, CDROMPLAYMSF, &msf))
+ return (-2);
+
+ return (0);
+} /* gen_play() */
+
+/*
+ * Pause the CD.
+ */
+int
+gen_pause( struct wm_drive *d )
+{
+ CDDARETURN(d) cdda_pause(d);
+
+ codec_stop();
+ return (ioctl(d->fd, CDROMPAUSE));
+} /* gen_pause() */
+
+/*
+ * Resume playing the CD (assuming it was paused.)
+ */
+int
+gen_resume( struct wm_drive *d )
+{
+ CDDARETURN(d) cdda_pause(d);
+
+ codec_start();
+ return (ioctl(d->fd, CDROMRESUME));
+} /* gen_resume() */
+
+/*
+ * Stop the CD.
+ */
+int
+gen_stop( struct wm_drive *d )
+{
+ CDDARETURN(d) cdda_stop(d);
+
+ codec_stop();
+ return (ioctl(d->fd, CDROMSTOP));
+} /* gen_stop() */
+
+/*
+ * Eject the current CD, if there is one.
+ */
+int
+gen_eject( struct wm_drive *d )
+{
+ struct stat stbuf;
+ struct ustat ust;
+
+ if (fstat(d->fd, &stbuf) != 0)
+ return (-2);
+
+ /* Is this a mounted filesystem? */
+ if (ustat(stbuf.st_rdev, &ust) == 0)
+ return (-3);
+
+ IFCDDA(d) {
+ cdda_eject(d);
+ }
+
+ if (ioctl(d->fd, CDROMEJECT))
+ return (-1);
+
+ /* Close the device if it needs to vanish. */
+ if (intermittent_dev)
+ {
+ close(d->fd);
+ d->fd = -1;
+ /* Also remember to tell the cddaslave since volume
+ manager switches links around on us */
+ if (d->cdda_slave > -1)
+ {
+ write(d->cdda_slave, "E", 1);
+ cdda_get_ack(d->cdda_slave);
+ }
+ }
+
+ return (0);
+} /* gen_eject() */
+
+/*----------------------------------------*
+ * Close the CD tray
+ *
+ * Please edit and send changes to
+ * milliByte@DeathsDoor.com
+ *----------------------------------------*/
+
+int
+gen_closetray(struct wm_drive *d)
+{
+#ifdef CAN_CLOSE
+ if(!close(d->fd))
+ {
+ d->fd=-1;
+ return(wmcd_reopen(d));
+ } else {
+ return(-1);
+ }
+#else
+ /* Always succeed if the drive can't close */
+ return(0);
+#endif /* CAN_CLOSE */
+} /* gen_closetray() */
+
+/*
+ * Set the volume level for the left and right channels. Their values
+ * range from 0 to 100.
+ */
+int
+gen_set_volume( struct wm_drive *d, int left, int right )
+{
+ struct cdrom_volctrl v;
+
+#if defined(SIGTHAW) && defined(SYSV)
+ last_left = left;
+ last_right = right;
+ thecd = d;
+#endif
+
+ CDDARETURN(d) cdda_set_volume(d, left, right);
+
+ left = (left * (max_volume - min_volume)) / 100 + min_volume;
+ right = (right * (max_volume - min_volume)) / 100 + min_volume;
+
+ v.channel0 = left < 0 ? 0 : left > 255 ? 255 : left;
+ v.channel1 = right < 0 ? 0 : right > 255 ? 255 : right;
+
+ return (ioctl(d->fd, CDROMVOLCTRL, &v));
+} /* gen_set_volume() */
+
+/*
+ * Read the volume from the drive, if available. Each channel
+ * ranges from 0 to 100, with -1 indicating data not available.
+ */
+int
+gen_get_volume( struct wm_drive *d, int *left, int *right )
+{
+ CDDARETURN(d) cdda_get_volume(d, left, right);
+
+ *left = *right = -1;
+
+ return (wm_scsi2_get_volume(d, left, right));
+} /* gen_get_volume() */
+
+#ifdef BUILD_CDDA
+
+/*
+ * Try to initialize the CDDA slave. Returns 0 on success.
+ */
+int
+gen_cdda_init( struct wm_drive *d )
+{
+ int slavefds[2];
+
+ if (d->cdda_slave > -1)
+ return (0);
+
+ if (socketpair(AF_UNIX, SOCK_STREAM, 0, slavefds))
+ {
+ perror("socketpair");
+ return (-1);
+ }
+
+ switch (fork())
+ {
+ case 0:
+ close(slavefds[0]);
+ dup2(slavefds[1], 1);
+ dup2(slavefds[1], 0);
+ close(slavefds[1]);
+ close(d->fd);
+ /* Try the default path first. */
+ execl(cddaslave_path, cddaslave_path, d->cd_device, (void *)0);
+ /* Search $PATH if that didn't work. */
+ execlp("cddaslave", "cddaslave", d->cd_device, (void *)0);
+ perror(cddaslave_path);
+ exit(1);
+
+ case -1:
+ close(slavefds[0]);
+ close(slavefds[1]);
+ perror("fork");
+ return (-2);
+ }
+
+ close(slavefds[1]);
+ d->cdda_slave = slavefds[0];
+
+ if (!cdda_get_ack(d->cdda_slave))
+ {
+ d->cdda_slave = -1;
+ codec_start();
+ return (-3);
+ }
+
+ return (0);
+}
+
+#endif /* BUILD_CDDA */
+
+/*
+ * The following code activates the internal CD audio passthrough on
+ * SPARCstation 5 systems (and possibly others.)
+ *
+ * Thanks to <stevep@ctc.ih.att.com>, Roger Oscarsson <roger@cs.umu.se>
+ * and Steve McKinty <>
+ *
+ * Most CD drives have a headphone socket on the front, but it
+ * is often more convenient to route the audio though the
+ * built-in audio device. That way the user can leave their
+ * headphones plugged-in to the base system, for use with
+ * other audio stuff like ShowMeTV
+ */
+
+#ifdef CODEC /* { */
+#ifdef SYSV /* { */
+
+# include <sys/ioctl.h>
+# include <sys/audioio.h>
+# include <stdlib.h>
+
+#else /* } { */
+
+# include <sun/audioio.h>
+# define AUDIO_DEV_SS5STYLE 5
+typedef int audio_device_t;
+
+#endif /* } */
+#endif /* } */
+
+/*
+ * Don't do anything with /dev/audio if we can't set it to high quality.
+ * Also, don't do anything real if it's not Solaris.
+ */
+#if !defined(AUDIO_ENCODING_LINEAR) || !defined(CODEC) || !defined(SYSV) /* { */
+codec_init() { return 0; }
+codec_start() { return 0; }
+codec_stop() { return 0; }
+#else
+
+#ifndef AUDIO_INTERNAL_CD_IN
+#define AUDIO_INTERNAL_CD_IN 0x4
+#endif
+
+static char* devname = 0;
+static char* ctlname = 0;
+static int ctl_fd = -1;
+static int port = AUDIO_LINE_IN;
+int internal_audio = 1;
+
+codec_init( void )
+{
+ register int i;
+ char* ctlname;
+ audio_info_t foo;
+ audio_device_t aud_dev;
+
+ if (internal_audio == 0)
+ {
+ ctl_fd = -1;
+ return(0);
+ }
+
+ if (!(devname = getenv("AUDIODEV"))) devname = "/dev/audio";
+ ctlname = strcat(strcpy(malloc(strlen(devname) + 4), devname), "ctl");
+ if ((ctl_fd = open(ctlname, O_WRONLY, 0)) < 0)
+ {
+ perror(ctlname);
+ return -1;
+ }
+ if (ioctl(ctl_fd, AUDIO_GETDEV, &aud_dev) < 0)
+ {
+ close(ctl_fd);
+ ctl_fd = -1;
+ return -1;
+ }
+ /*
+ * Instead of filtering the "OLD_SUN_AUDIO", try to find the new ones.
+ * Not sure if this is all correct.
+ */
+#ifdef SYSV
+ if (strcmp(aud_dev.name, "SUNW,CS4231") &&
+ strcmp(aud_dev.name, "SUNW,sb16") &&
+ strcmp(aud_dev.name, "SUNW,sbpro"))
+#else
+ if (aud_dev != AUDIO_DEV_SS5STYLE)
+#endif
+ {
+ close(ctl_fd);
+ ctl_fd = -1;
+ return 0; /* but it's okay */
+ }
+
+ /*
+ * Does the chosen device have an internal CD port?
+ * If so, use it. If not then try and use the
+ * Line In port.
+ */
+ if (ioctl(ctl_fd, AUDIO_GETINFO, &foo) < 0)
+ {
+ perror("AUDIO_GETINFO");
+ close(ctl_fd);
+ ctl_fd = -1;
+ return(-1);
+ }
+ if (foo.record.avail_ports & AUDIO_INTERNAL_CD_IN)
+ port = AUDIO_INTERNAL_CD_IN;
+ else
+ port = AUDIO_LINE_IN;
+
+ /*
+ * now set it up to use it. See audio(7I)
+ */
+
+ AUDIO_INITINFO(&foo);
+ foo.record.port = port;
+ foo.record.balance = foo.play.balance = AUDIO_MID_BALANCE;
+#ifdef BUILD_CDDA
+ if (d->cdda_slave > -1)
+ foo.monitor_gain = 0;
+ else
+#endif
+ foo.monitor_gain = AUDIO_MAX_GAIN;
+ /*
+ * These next ones are tricky. The voulme will depend on the CD drive
+ * volume (set by the knob on the drive and/or by workman's volume
+ * control), the audio device record gain and the audio device
+ * play gain. For simplicity we set the latter two to something
+ * reasonable, but we don't force them to be reset if the user
+ * wants to change them.
+ */
+ foo.record.gain = (AUDIO_MAX_GAIN * 80) / 100;
+ foo.play.gain = (AUDIO_MAX_GAIN * 40) / 100;
+
+ ioctl(ctl_fd, AUDIO_SETINFO, &foo);
+ return 0;
+}
+
+static int
+kick_codec( void )
+{
+ audio_info_t foo;
+ int dev_fd;
+ int retval = 0;
+
+ /*
+ * Open the audio device, not the control device. This
+ * will fail if someone else has taken it.
+ */
+
+ if ((dev_fd = open(devname, O_WRONLY|O_NDELAY, 0)) < 0)
+ {
+ perror(devname);
+ return -1;
+ }
+
+ AUDIO_INITINFO(&foo);
+ foo.record.port = port;
+ foo.monitor_gain = AUDIO_MAX_GAIN;
+
+ /* These can only be set on the real device */
+ foo.play.sample_rate = 44100;
+ foo.play.channels = 2;
+ foo.play.precision = 16;
+ foo.play.encoding = AUDIO_ENCODING_LINEAR;
+
+ if ((retval = ioctl(dev_fd, AUDIO_SETINFO, &foo)) < 0)
+ perror(devname);
+
+ close(dev_fd);
+ return retval;
+} /* kick_codec() */
+
+codec_start( void )
+{
+ audio_info_t foo;
+
+ if (ctl_fd < 0)
+ return 0;
+
+ if (ioctl(ctl_fd, AUDIO_GETINFO, &foo) < 0)
+ return -1;
+
+ if (foo.play.channels != 2) return kick_codec();
+ if (foo.play.encoding != AUDIO_ENCODING_LINEAR) return kick_codec();
+ if (foo.play.precision != 16) return kick_codec();
+ if (foo.play.sample_rate != 44100) return kick_codec();
+
+ if (foo.record.channels != 2) return kick_codec();
+ if (foo.record.encoding != AUDIO_ENCODING_LINEAR) return kick_codec();
+ if (foo.record.precision != 16) return kick_codec();
+ if (foo.record.sample_rate != 44100) return kick_codec();
+
+ if (foo.monitor_gain != AUDIO_MAX_GAIN) return kick_codec();
+ if (foo.record.port != port) return kick_codec();
+
+ return 0;
+} /* codec_start() */
+
+codec_stop( void ) { return 0; }
+
+#endif /* CODEC } */
+
+/*------------------------------------------------------------------------*
+ * gen_get_cdtext(drive, buffer, lenght)
+ *------------------------------------------------------------------------*/
+
+int
+gen_get_cdtext(struct wm_drive *d, unsigned char **pp_buffer, int *p_buffer_lenght)
+{
+ /* This needs to be tested */
+ return wm_scsi_get_cdtext(d, pp_buffer, p_buffer_lenght);
+} /* gen_get_cdtext() */
+
+#endif /* sun */
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 02:25:12 +0000