1 /*****************************************************************************
2 * sap.c : SAP interface module
3 *****************************************************************************
4 * Copyright (C) 2004 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
27 #include <stdlib.h> /* malloc(), free() */
32 #include <vlc/input.h>
36 #include <errno.h> /* ENOMEM */
41 #ifdef HAVE_SYS_TIME_H
42 # include <sys/time.h>
45 #include <hal/libhal.h>
47 /************************************************************************
48 * Macros and definitions
49 ************************************************************************/
51 #define MAX_LINE_LENGTH 256
54 /*****************************************************************************
56 *****************************************************************************/
59 static int Open ( vlc_object_t * );
60 static void Close( vlc_object_t * );
63 set_description( _("HAL devices detection") );
64 set_category( CAT_PLAYLIST );
65 set_subcategory( SUBCAT_PLAYLIST_SD );
67 set_capability( "services_discovery", 0 );
68 set_callbacks( Open, Close );
73 /*****************************************************************************
75 *****************************************************************************/
77 struct services_discovery_sys_t
82 playlist_item_t *p_node;
86 /*****************************************************************************
88 *****************************************************************************/
91 static void Run ( services_discovery_t *p_intf );
93 /*****************************************************************************
94 * Open: initialize and create stuff
95 *****************************************************************************/
96 static int Open( vlc_object_t *p_this )
98 services_discovery_t *p_sd = ( services_discovery_t* )p_this;
99 services_discovery_sys_t *p_sys = malloc(
100 sizeof( services_discovery_sys_t ) );
103 playlist_t *p_playlist;
104 playlist_view_t *p_view;
106 DBusError dbus_error;
107 DBusConnection *p_connection;
112 dbus_error_init( &dbus_error );
115 p_sys->p_ctx = libhal_ctx_new();
118 msg_Err( p_sd, "unable to create HAL context") ;
122 p_connection = dbus_bus_get( DBUS_BUS_SYSTEM, &dbus_error );
123 if( dbus_error_is_set( &dbus_error ) )
125 msg_Err( p_sd, "unable to connect to DBUS: %s", dbus_error.message );
126 dbus_error_free( &dbus_error );
130 libhal_ctx_set_dbus_connection( p_sys->p_ctx, p_connection );
131 if( !libhal_ctx_init( p_sys->p_ctx, &dbus_error ) )
133 if( !(p_sys->p_ctx = hal_initialize( NULL, FALSE ) ) )
136 msg_Err( p_sd, "hal not available : %s", dbus_error.message );
137 dbus_error_free( &dbus_error );
142 /* Create our playlist node */
143 p_playlist = (playlist_t *)vlc_object_find( p_sd, VLC_OBJECT_PLAYLIST,
147 msg_Warn( p_sd, "unable to find playlist, cancelling HAL listening");
151 p_view = playlist_ViewFind( p_playlist, VIEW_CATEGORY );
152 p_sys->p_node = playlist_NodeCreate( p_playlist, VIEW_CATEGORY,
153 _("Devices"), p_view->p_root );
155 p_sys->p_node->i_flags |= PLAYLIST_RO_FLAG;
156 val.b_bool = VLC_TRUE;
157 var_Set( p_playlist, "intf-change", val );
159 vlc_object_release( p_playlist );
164 /*****************************************************************************
166 *****************************************************************************/
167 static void Close( vlc_object_t *p_this )
169 services_discovery_t *p_sd = ( services_discovery_t* )p_this;
170 services_discovery_sys_t *p_sys = p_sd->p_sys;
171 playlist_t *p_playlist = (playlist_t *) vlc_object_find( p_sd,
172 VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
175 playlist_NodeDelete( p_playlist, p_sys->p_node, VLC_TRUE, VLC_TRUE );
176 vlc_object_release( p_playlist );
181 static void AddDvd( services_discovery_t *p_sd, char *psz_device )
185 char *psz_blockdevice;
186 services_discovery_sys_t *p_sys = p_sd->p_sys;
187 playlist_t *p_playlist;
188 playlist_item_t *p_item;
190 psz_name = libhal_device_get_property_string( p_sd->p_sys->p_ctx,
191 psz_device, "volume.label", NULL );
192 psz_blockdevice = libhal_device_get_property_string( p_sd->p_sys->p_ctx,
193 psz_device, "block.device", NULL );
195 psz_name = hal_device_get_property_string( p_sd->p_sys->p_ctx,
196 psz_device, "volume.label" );
197 psz_blockdevice = hal_device_get_property_string( p_sd->p_sys->p_ctx,
198 psz_device, "block.device" );
200 asprintf( &psz_uri, "dvd://%s", psz_blockdevice );
201 /* Create the playlist item here */
202 p_item = playlist_ItemNew( p_sd, psz_uri,
206 libhal_free_string( psz_device );
208 hal_free_string( psz_device );
214 p_item->i_flags &= ~PLAYLIST_SKIP_FLAG;
215 p_playlist = (playlist_t *)vlc_object_find( p_sd, VLC_OBJECT_PLAYLIST,
219 msg_Err( p_sd, "playlist not found" );
223 playlist_NodeAddItem( p_playlist, p_item, VIEW_CATEGORY, p_sys->p_node,
224 PLAYLIST_APPEND, PLAYLIST_END );
226 vlc_object_release( p_playlist );
229 static void AddCdda( services_discovery_t *p_sd, char *psz_device )
231 char *psz_name = "Audio CD";
233 char *psz_blockdevice;
234 services_discovery_sys_t *p_sys = p_sd->p_sys;
235 playlist_t *p_playlist;
236 playlist_item_t *p_item;
238 psz_blockdevice = libhal_device_get_property_string( p_sd->p_sys->p_ctx,
239 psz_device, "block.device", NULL );
241 psz_blockdevice = hal_device_get_property_string( p_sd->p_sys->p_ctx,
242 psz_device, "block.device" );
244 asprintf( &psz_uri, "cdda://%s", psz_blockdevice );
245 /* Create the playlist item here */
246 p_item = playlist_ItemNew( p_sd, psz_uri,
250 libhal_free_string( psz_device );
252 hal_free_string( psz_device );
258 p_item->i_flags &= ~PLAYLIST_SKIP_FLAG;
259 p_playlist = (playlist_t *)vlc_object_find( p_sd, VLC_OBJECT_PLAYLIST,
263 msg_Err( p_sd, "playlist not found" );
267 playlist_NodeAddItem( p_playlist, p_item, VIEW_CATEGORY, p_sys->p_node,
268 PLAYLIST_APPEND, PLAYLIST_END );
270 vlc_object_release( p_playlist );
274 static void ParseDevice( services_discovery_t *p_sd, char *psz_device )
277 services_discovery_sys_t *p_sys = p_sd->p_sys;
279 if( libhal_device_property_exists( p_sys->p_ctx, psz_device,
280 "volume.disc.type", NULL ) )
282 psz_disc_type = libhal_device_get_property_string( p_sys->p_ctx,
287 if( hal_device_property_exists( p_sys->p_ctx, psz_device,
288 "volume.disc.type" ) )
290 psz_disc_type = hal_device_get_property_string( p_sys->p_ctx,
292 "volume.disc.type" );
294 if( !strcmp( psz_disc_type, "dvd_rom" ) )
296 AddDvd( p_sd, psz_device );
298 else if( !strcmp( psz_disc_type, "cd_rom" ) )
301 if( libhal_device_get_property_bool( p_sys->p_ctx, psz_device,
302 "volume.disc.has_audio" , NULL ) )
304 if( hal_device_get_property_bool( p_sys->p_ctx, psz_device,
305 "volume.disc.has_audio" ) )
308 AddCdda( p_sd, psz_device );
312 libhal_free_string( psz_disc_type );
314 hal_free_string( psz_disc_type );
319 /*****************************************************************************
320 * Run: main HAL thread
321 *****************************************************************************/
322 static void Run( services_discovery_t *p_sd )
326 services_discovery_sys_t *p_sys = p_sd->p_sys;
328 /* parse existing devices first */
330 if( ( devices = libhal_get_all_devices( p_sys->p_ctx, &i_devices, NULL ) ) )
332 if( ( devices = hal_get_all_devices( p_sys->p_ctx, &i_devices ) ) )
335 for( i = 0; i < i_devices; i++ )
337 ParseDevice( p_sd, devices[ i ] );
341 while( !p_sd->b_die )