diff options
Diffstat (limited to 'gnome-settings-daemon/actions/acme-volume-oss.c')
| -rw-r--r-- | gnome-settings-daemon/actions/acme-volume-oss.c | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/gnome-settings-daemon/actions/acme-volume-oss.c b/gnome-settings-daemon/actions/acme-volume-oss.c deleted file mode 100644 index 8c18c97ac..000000000 --- a/gnome-settings-daemon/actions/acme-volume-oss.c +++ /dev/null @@ -1,213 +0,0 @@ -/* acme-volume-oss.c - - Copyright (C) 2002, 2003 Bastien Nocera - - The Gnome 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. - - The Gnome 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 the Gnome Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. - - Author: Bastien Nocera <hadess@hadess.net> - */ - -#include "config.h" -#include "acme-volume-oss.h" - -#include <fcntl.h> -#include <unistd.h> -#include <sys/ioctl.h> - -#ifdef __NetBSD__ -#include <sys/param.h> -#include <sys/sysctl.h> -#include <soundcard.h> -#else -#include <sys/soundcard.h> -#endif /* __NetBSD__ */ - -struct AcmeVolumeOssPrivate -{ - gboolean use_pcm; - gboolean mixerpb; - int volume; - int saved_volume; - gboolean pcm_avail; - gboolean mute; -}; - -static GObjectClass *parent_class = NULL; - -static int acme_volume_oss_get_volume (AcmeVolume *self); -static void acme_volume_oss_set_volume (AcmeVolume *self, int val); -static gboolean acme_volume_oss_mixer_check (AcmeVolumeOss *self, int fd); - -G_DEFINE_TYPE (AcmeVolumeOss, acme_volume_oss, ACME_TYPE_VOLUME) - -static void -acme_volume_oss_finalize (GObject *object) -{ - AcmeVolumeOss *self; - - g_return_if_fail (object != NULL); - g_return_if_fail (ACME_IS_VOLUME_OSS (object)); - - self = ACME_VOLUME_OSS (object); - - g_return_if_fail (self->_priv != NULL); - g_free (self->_priv); - - G_OBJECT_CLASS (parent_class)->finalize (object); -} - -static int -acme_volume_oss_vol_check (int volume) -{ - return CLAMP (volume, 0, 100); -} - -static void -acme_volume_oss_set_mute (AcmeVolume *vol, gboolean val) -{ - AcmeVolumeOss *self = (AcmeVolumeOss *) vol; - - if (self->_priv->mute == FALSE) - { - self->_priv->saved_volume = - acme_volume_oss_get_volume (vol); - acme_volume_oss_set_volume (vol, 0); - self->_priv->mute = TRUE; - } else { - acme_volume_oss_set_volume (vol, self->_priv->saved_volume); - self->_priv->mute = FALSE; - } -} - -static gboolean -acme_volume_oss_get_mute (AcmeVolume *vol) -{ - AcmeVolumeOss *self = (AcmeVolumeOss *) vol; - - /* somebody else might have changed the volume */ - if ((self->_priv->mute == TRUE) && (self->_priv->volume != 0)) - { - self->_priv->mute = FALSE; - } - - return self->_priv->mute; -} - -static int -acme_volume_oss_get_volume (AcmeVolume *vol) -{ - gint volume, r, l, fd; - AcmeVolumeOss *self = (AcmeVolumeOss *) vol; - - fd = open ("/dev/mixer", O_RDONLY); - if (acme_volume_oss_mixer_check(self, fd) == FALSE) - { - volume = 0; - } else { - if (self->_priv->use_pcm && self->_priv->pcm_avail) - ioctl (fd, MIXER_READ (SOUND_MIXER_PCM), &volume); - else - ioctl (fd, MIXER_READ (SOUND_MIXER_VOLUME), &volume); - close (fd); - - r = (volume & 0xff); - l = (volume & 0xff00) >> 8; - volume = (r + l) / 2; - volume = acme_volume_oss_vol_check (volume); - } - - return volume; -} - -static void -acme_volume_oss_set_volume (AcmeVolume *vol, int val) -{ - int fd, tvol, volume; - AcmeVolumeOss *self = (AcmeVolumeOss *) vol; - - volume = acme_volume_oss_vol_check (val); - - fd = open ("/dev/mixer", O_RDONLY); - if (acme_volume_oss_mixer_check (self, fd) == FALSE) - { - return; - } else { - tvol = (volume << 8) + volume; - if (self->_priv->use_pcm && self->_priv->pcm_avail) - ioctl (fd, MIXER_WRITE (SOUND_MIXER_PCM), &tvol); - else - ioctl (fd, MIXER_WRITE (SOUND_MIXER_VOLUME), &tvol); - close (fd); - self->_priv->volume = volume; - } -} - -static void -acme_volume_oss_init (AcmeVolumeOss *self) -{ - int fd; - - self->_priv = g_new0 (AcmeVolumeOssPrivate, 1); - - fd = open ("/dev/mixer", O_RDONLY); - if (acme_volume_oss_mixer_check(self, fd) == FALSE) - { - self->_priv->pcm_avail = FALSE; - } else { - int mask = 0; - - ioctl (fd, SOUND_MIXER_READ_DEVMASK, &mask); - if (mask & ( 1 << SOUND_MIXER_PCM)) - self->_priv->pcm_avail = TRUE; - else - self->_priv->pcm_avail = FALSE; - if (!(mask & ( 1 << SOUND_MIXER_VOLUME))) - self->_priv->use_pcm = TRUE; - - close (fd); - } -} - -static void -acme_volume_oss_class_init (AcmeVolumeOssClass *klass) -{ - AcmeVolumeClass *volume_class = ACME_VOLUME_CLASS (klass); - G_OBJECT_CLASS (klass)->finalize = acme_volume_oss_finalize; - - parent_class = g_type_class_peek_parent (klass); - - volume_class->set_volume = acme_volume_oss_set_volume; - volume_class->get_volume = acme_volume_oss_get_volume; - volume_class->set_mute = acme_volume_oss_set_mute; - volume_class->get_mute = acme_volume_oss_get_mute; -} - -static gboolean -acme_volume_oss_mixer_check (AcmeVolumeOss *self, int fd) -{ - gboolean retval; - - if (fd <0) { - if (self->_priv->mixerpb == FALSE) { - self->_priv->mixerpb = TRUE; - //FIXME - //volume_oss_fd_problem(self); - } - } - retval = (!self->_priv->mixerpb); - return retval; -} - |