Desktop
/* $Id: oss.c,v 1.7 2011/10/25 11:09:15 khorben Exp $ */
/* Copyright (c) 2011 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop Phone */
/* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* FIXME:
* - implement native NetBSD support */
#include <sys/ioctl.h>
#include <sys/soundcard.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <gtk/gtk.h>
#include <System.h>
#include "Phone.h"
#include "../../config.h"
#ifndef PREFIX
# define PREFIX "/usr/local"
#endif
#ifndef DATADIR
# define DATADIR PREFIX "/share"
#endif
#ifndef SBINDIR
# define SBINDIR PREFIX "/sbin"
#endif
/* OSS */
/* private */
/* types */
typedef struct _OSS
{
GtkWidget * window;
GtkWidget * mixer;
int fd;
} OSS;
/* prototypes */
static int _oss_init(PhonePlugin * plugin);
static void _oss_destroy(PhonePlugin * plugin);
static int _oss_event(PhonePlugin * plugin, PhoneEvent * event);
static int _oss_open(PhonePlugin * plugin);
static void _oss_settings(PhonePlugin * plugin);
/* public */
/* variables */
PhonePlugin plugin =
{
NULL,
"OSS audio",
"audio-x-generic",
_oss_init,
_oss_destroy,
_oss_event,
_oss_settings,
NULL
};
/* private */
/* functions */
/* oss_init */
static int _oss_init(PhonePlugin * plugin)
{
OSS * oss;
if((oss = object_new(sizeof(*oss))) == NULL)
return 1;
plugin->priv = oss;
oss->window = NULL;
oss->fd = -1;
_oss_open(plugin);
return 0;
}
/* oss_destroy */
static void _oss_destroy(PhonePlugin * plugin)
{
OSS * oss = plugin->priv;
if(oss->fd >= 0)
close(oss->fd);
if(oss->window != NULL)
gtk_widget_destroy(oss->window);
object_delete(oss);
}
/* oss_event */
static int _event_modem_event(PhonePlugin * plugin, ModemEvent * event);
static int _event_volume_get(PhonePlugin * plugin, gdouble * level);
static int _event_volume_set(PhonePlugin * plugin, gdouble level);
static int _oss_event(PhonePlugin * plugin, PhoneEvent * event)
{
switch(event->type)
{
case PHONE_EVENT_TYPE_MODEM_EVENT:
return _event_modem_event(plugin,
event->modem_event.event);
case PHONE_EVENT_TYPE_VOLUME_GET:
return _event_volume_get(plugin,
&event->volume_get.level);
case PHONE_EVENT_TYPE_VOLUME_SET:
return _event_volume_set(plugin,
event->volume_set.level);
default: /* not relevant */
break;
}
return 0;
}
static int _event_modem_event(PhonePlugin * plugin, ModemEvent * event)
{
ModemCallDirection direction;
switch(event->type)
{
case MODEM_EVENT_TYPE_CALL:
if(event->call.status != MODEM_CALL_STATUS_RINGING)
break;
direction = event->call.direction;
if(direction == MODEM_CALL_DIRECTION_INCOMING)
/* FIXME ringtone */
break;
else if(direction == MODEM_CALL_DIRECTION_OUTGOING)
/* FIXME tone */
break;
break;
default:
break;
}
return 0;
}
static int _event_volume_get(PhonePlugin * plugin, gdouble * level)
{
int ret = 0;
OSS * oss = plugin->priv;
int v;
char buf[256];
if(oss->fd < 0)
return 1;
if(ioctl(oss->fd, MIXER_READ(SOUND_MIXER_VOLUME), &v) < 0)
{
snprintf(buf, sizeof(buf), "%s: %s", "MIXER_READ", strerror(
errno));
ret |= plugin->helper->error(plugin->helper->phone, buf, 0);
}
*level = (((v & 0xff00) >> 8) + (v & 0xff)) / 2;
*level /= 100;
return ret;
}
static int _event_volume_set(PhonePlugin * plugin, gdouble level)
{
int ret = 0;
OSS * oss = plugin->priv;
int v = level * 100;
char buf[256];
if(oss->fd < 0)
return 1;
v |= v << 8;
if(ioctl(oss->fd, MIXER_WRITE(SOUND_MIXER_VOLUME), &v) < 0)
{
snprintf(buf, sizeof(buf), "%s: %s", "MIXER_WRITE", strerror(
errno));
ret |= plugin->helper->error(plugin->helper->phone, buf, 0);
}
return ret;
}
/* oss_open */
static int _oss_open(PhonePlugin * plugin)
{
OSS * oss = plugin->priv;
char const * p;
char buf[256];
if(oss->fd >= 0)
close(oss->fd);
if((p = plugin->helper->config_get(plugin->helper->phone, "oss",
"mixer")) == NULL)
p = "/dev/mixer";
if((oss->fd = open(p, O_RDWR)) < 0)
{
snprintf(buf, sizeof(buf), "%s: %s", p, strerror(errno));
return plugin->helper->error(plugin->helper->phone, buf, 1);
}
return 0;
}
/* oss_settings */
static void _on_settings_cancel(gpointer data);
static gboolean _on_settings_closex(gpointer data);
static void _on_settings_ok(gpointer data);
static void _oss_settings(PhonePlugin * plugin)
{
OSS * oss = plugin->priv;
GtkWidget * vbox;
GtkWidget * bbox;
GtkWidget * widget;
if(oss->window != NULL)
{
gtk_window_present(GTK_WINDOW(oss->window));
return;
}
oss->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_container_set_border_width(GTK_CONTAINER(oss->window), 4);
gtk_window_set_default_size(GTK_WINDOW(oss->window), 200, 300);
#if GTK_CHECK_VERSION(2, 6, 0)
gtk_window_set_icon_name(GTK_WINDOW(oss->window), "audio-x-generic");
#endif
gtk_window_set_title(GTK_WINDOW(oss->window), "Sound preferences");
g_signal_connect_swapped(G_OBJECT(oss->window), "delete-event",
G_CALLBACK(_on_settings_closex), plugin);
vbox = gtk_vbox_new(FALSE, 0);
/* device */
widget = gtk_label_new("Mixer device:");
gtk_misc_set_alignment(GTK_MISC(widget), 0.0, 0.5);
gtk_box_pack_start(GTK_BOX(vbox), widget, FALSE, TRUE, 0);
widget = gtk_file_chooser_button_new("Set the mixer device",
GTK_FILE_CHOOSER_ACTION_OPEN);
oss->mixer = widget;
gtk_box_pack_start(GTK_BOX(vbox), widget, FALSE, TRUE, 0);
/* button box */
bbox = gtk_hbutton_box_new();
gtk_button_box_set_layout(GTK_BUTTON_BOX(bbox), GTK_BUTTONBOX_END);
gtk_button_box_set_spacing(GTK_BUTTON_BOX(bbox), 4);
widget = gtk_button_new_from_stock(GTK_STOCK_CANCEL);
g_signal_connect_swapped(G_OBJECT(widget), "clicked", G_CALLBACK(
_on_settings_cancel), plugin);
gtk_container_add(GTK_CONTAINER(bbox), widget);
widget = gtk_button_new_from_stock(GTK_STOCK_OK);
g_signal_connect_swapped(G_OBJECT(widget), "clicked", G_CALLBACK(
_on_settings_ok), plugin);
gtk_container_add(GTK_CONTAINER(bbox), widget);
gtk_box_pack_end(GTK_BOX(vbox), bbox, FALSE, TRUE, 0);
gtk_container_add(GTK_CONTAINER(oss->window), vbox);
_on_settings_cancel(plugin);
gtk_widget_show_all(oss->window);
}
static void _on_settings_cancel(gpointer data)
{
PhonePlugin * plugin = data;
OSS * oss = plugin->priv;
char const * p;
if((p = plugin->helper->config_get(plugin->helper->phone, "oss",
"mixer")) == NULL)
p = "/dev/mixer";
gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(oss->mixer), p);
gtk_widget_hide(oss->window);
}
static gboolean _on_settings_closex(gpointer data)
{
PhonePlugin * plugin = data;
_on_settings_cancel(plugin);
return TRUE;
}
static void _on_settings_ok(gpointer data)
{
PhonePlugin * plugin = data;
OSS * oss = plugin->priv;
char const * p;
if((p = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(oss->mixer)))
!= NULL)
plugin->helper->config_set(plugin->helper->phone, "oss",
"mixer", p);
gtk_widget_hide(oss->window);
_oss_open(plugin);
}