/*****************************************************************************
* linux_dvb.c : functions to control a DVB card under Linux with v4l2
*****************************************************************************
- * Copyright (C) 1998-2010 the VideoLAN team
+ * Copyright (C) 1998-2010 VLC authors and VideoLAN
*
* Authors: Damien Lucas <nitrox@via.ecp.fr>
* Johan Bilien <jobi@via.ecp.fr>
* Christophe Massiot <massiot@via.ecp.fr>
* David Kaplan <david@of1.org>
*
- * 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; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* 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.
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
#include <sys/ioctl.h>
#include <fcntl.h>
#include <unistd.h>
-#include <poll.h>
/* DVB Card Drivers */
#include <linux/dvb/version.h>
#include <linux/dvb/dmx.h>
#include <linux/dvb/frontend.h>
-/* Include dvbpsi headers */
-# include <dvbpsi/dvbpsi.h>
-# include <dvbpsi/descriptor.h>
-# include <dvbpsi/pat.h>
-# include <dvbpsi/pmt.h>
-# include <dvbpsi/dr.h>
-# include <dvbpsi/psi.h>
-# include <dvbpsi/demux.h>
-# include <dvbpsi/sdt.h>
-
#include "dvb.h"
#include "scan.h"
-#include "en50221.h"
#define DMX "/dev/dvb/adapter%d/demux%d"
#define FRONTEND "/dev/dvb/adapter%d/frontend%d"
#define DVR "/dev/dvb/adapter%d/dvr%d"
-#define CA "/dev/dvb/adapter%d/ca%d"
/*
* Frontends
? p_frontend->info.frequency_stepsize : 166667;
p_scan->frequency.i_count = (p_scan->frequency.i_max-p_scan->frequency.i_min)/p_scan->frequency.i_step;
- /* if user supplies modulation or frontend can do auto, dont scan them */
+ /* if user supplies modulation or frontend can do auto, don't scan them */
if( var_GetInteger( p_access, "dvb-modulation" ) ||
p_frontend->info.caps & FE_CAN_QAM_AUTO )
{
return VLC_EGENERIC;
}
-#ifdef ENABLE_HTTPD
-/*****************************************************************************
- * FrontendStatus : Read frontend status
- *****************************************************************************/
-void FrontendStatus( access_t *p_access )
-{
- access_sys_t *p_sys = p_access->p_sys;
- frontend_t *p_frontend = p_sys->p_frontend;
- char *p = p_sys->psz_frontend_info = malloc( 10000 );
- fe_status_t i_status;
-
- /* Determine type of frontend */
- if( ioctl( p_sys->i_frontend_handle, FE_GET_INFO, &p_frontend->info ) < 0 )
- {
- char buf[1000];
- strerror_r( errno, buf, sizeof( buf ) );
- p += sprintf( p, "ioctl FE_GET_INFO failed %s\n", buf );
- goto out;
- }
-
- /* Print out frontend capabilities. */
- p += sprintf( p, "<table border=1><tr><th>name</th><td>%s</td></tr>\n",
- p_frontend->info.name );
- switch( p_frontend->info.type )
- {
- case FE_QPSK:
- p += sprintf( p, "<tr><th>type</th><td>QPSK (DVB-S)</td></tr>\n" );
- break;
- case FE_QAM:
- p += sprintf( p, "<tr><th>type</th><td>QAM (DVB-C)</td></tr>\n" );
- break;
- case FE_OFDM:
- p += sprintf( p, "<tr><th>type</th><td>OFDM (DVB-T)</td></tr>\n" );
- break;
-#if 0 /* DVB_API_VERSION == 3 */
- case FE_MEMORY:
- p += sprintf( p, "<tr><th>type</th><td>MEMORY</td></tr>\n" );
- break;
- case FE_NET:
- p += sprintf( p, "<tr><th>type</th><td>NETWORK</td></tr>\n" );
- break;
-#endif
- default:
- p += sprintf( p, "<tr><th>type</th><td>UNKNOWN (%d)</td></tr>\n",
- p_frontend->info.type );
- goto out;
- }
-#define CHECK_INFO( x ) \
- p += sprintf( p, \
- "<tr><th>" STRINGIFY(x) "</th><td>%u</td></tr>\n", \
- p_frontend->info.x );
-
- CHECK_INFO( frequency_min );
- CHECK_INFO( frequency_max );
- CHECK_INFO( frequency_stepsize );
- CHECK_INFO( frequency_tolerance );
- CHECK_INFO( symbol_rate_min );
- CHECK_INFO( symbol_rate_max );
- CHECK_INFO( symbol_rate_tolerance );
- CHECK_INFO( notifier_delay );
-#undef CHECK_INFO
-
- p += sprintf( p, "</table><p>Frontend capability list:\n<table border=1>" );
-
-#define CHECK_CAPS( x ) \
- if ( p_frontend->info.caps & (FE_##x) ) \
- p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
-
- CHECK_CAPS( IS_STUPID );
- CHECK_CAPS( CAN_INVERSION_AUTO );
- CHECK_CAPS( CAN_FEC_1_2 );
- CHECK_CAPS( CAN_FEC_2_3 );
- CHECK_CAPS( CAN_FEC_3_4 );
- CHECK_CAPS( CAN_FEC_4_5 );
- CHECK_CAPS( CAN_FEC_5_6 );
- CHECK_CAPS( CAN_FEC_6_7 );
- CHECK_CAPS( CAN_FEC_7_8 );
- CHECK_CAPS( CAN_FEC_8_9 );
- CHECK_CAPS( CAN_FEC_AUTO );
- CHECK_CAPS( CAN_QPSK );
- CHECK_CAPS( CAN_QAM_16 );
- CHECK_CAPS( CAN_QAM_32 );
- CHECK_CAPS( CAN_QAM_64 );
- CHECK_CAPS( CAN_QAM_128 );
- CHECK_CAPS( CAN_QAM_256 );
- CHECK_CAPS( CAN_QAM_AUTO );
- CHECK_CAPS( CAN_TRANSMISSION_MODE_AUTO );
- CHECK_CAPS( CAN_BANDWIDTH_AUTO );
- CHECK_CAPS( CAN_GUARD_INTERVAL_AUTO );
- CHECK_CAPS( CAN_HIERARCHY_AUTO );
- CHECK_CAPS( CAN_MUTE_TS );
- CHECK_CAPS( CAN_RECOVER );
-#if 0 /* Disabled because of older distributions */
- CHECK_CAPS( CAN_CLEAN_SETUP );
-#endif
-#undef CHECK_CAPS
-
- p += sprintf( p, "</table><p>Current frontend status:\n<table border=1>" );
-
- if( ioctl( p_sys->i_frontend_handle, FE_READ_STATUS, &i_status ) < 0 )
- {
- char buf[1000];
- strerror_r( errno, buf, sizeof( buf ) );
- p += sprintf( p, "</table>ioctl FE_READ_STATUS failed %s\n", buf );
- goto out;
- }
-
-#define CHECK_STATUS( x ) \
- if ( i_status & (FE_##x) ) \
- p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
-
- CHECK_STATUS( HAS_SIGNAL );
- CHECK_STATUS( HAS_CARRIER );
- CHECK_STATUS( HAS_VITERBI );
- CHECK_STATUS( HAS_SYNC );
- CHECK_STATUS( HAS_LOCK );
- CHECK_STATUS( REINIT );
- if( i_status == 0 )
- p += sprintf( p, "<tr><td>Tuning failed</td></tr>\n" );
-#undef CHECK_STATUS
-
- if ( i_status & FE_HAS_LOCK )
- {
- int32_t i_value;
- p += sprintf( p, "</table><p>Signal status:\n<table border=1>" );
- if( ioctl( p_sys->i_frontend_handle, FE_READ_BER, &i_value ) >= 0 )
- p += sprintf( p, "<tr><th>Bit error rate</th><td>%d</td></tr>\n",
- i_value );
- if( ioctl( p_sys->i_frontend_handle, FE_READ_SIGNAL_STRENGTH,
- &i_value ) >= 0 )
- p += sprintf( p, "<tr><th>Signal strength</th><td>%d</td></tr>\n",
- i_value );
- if( ioctl( p_sys->i_frontend_handle, FE_READ_SNR, &i_value ) >= 0 )
- p += sprintf( p, "<tr><th>SNR</th><td>%d</td></tr>\n",
- i_value );
- }
- p += sprintf( p, "</table>" );
-
-out:
- vlc_mutex_lock( &p_sys->httpd_mutex );
- p_sys->b_request_frontend_info = false;
- vlc_cond_signal( &p_sys->httpd_cond );
- vlc_mutex_unlock( &p_sys->httpd_mutex );
-}
-#endif
-
/*****************************************************************************
* FrontendInfo : Return information about given frontend
*****************************************************************************/
static fe_bandwidth_t DecodeBandwidth( access_t *p_access )
{
fe_bandwidth_t fe_bandwidth = 0;
- int i_bandwith = var_GetInteger( p_access, "dvb-bandwidth" );
+ int i_bandwidth = var_GetInteger( p_access, "dvb-bandwidth" );
- msg_Dbg( p_access, "using bandwidth=%d", i_bandwith );
+ msg_Dbg( p_access, "using bandwidth=%d", i_bandwidth );
- switch( i_bandwith )
+ switch( i_bandwidth )
{
case 0: fe_bandwidth = BANDWIDTH_AUTO; break;
case 6: fe_bandwidth = BANDWIDTH_6_MHZ; break;
close( p_sys->i_handle );
}
-
-
-/*
- * CAM device
- */
-
-/*****************************************************************************
- * CAMOpen :
- *****************************************************************************/
-int CAMOpen( access_t *p_access )
-{
- int i_adapter = var_GetInteger( p_access, "dvb-adapter" );
- int i_device = var_GetInteger( p_access, "dvb-device" );
-
- char ca[128];
- if( snprintf( ca, sizeof(ca), CA, i_adapter, i_device ) >= (int)sizeof(ca) )
- {
- msg_Err( p_access, "snprintf() truncated string for CA" );
- ca[sizeof(ca) - 1] = '\0';
- }
-
- msg_Dbg( p_access, "Opening device %s", ca );
- int fd = vlc_open(ca, O_RDWR | O_NONBLOCK);
- if( fd == -1 )
- {
- msg_Warn( p_access, "CAMInit: opening CAM device failed (%m)" );
- return VLC_EGENERIC;
- }
-
- if( !(p_access->p_sys->p_cam = en50221_Init( VLC_OBJECT(p_access), fd )) )
- {
- close( fd );
- return VLC_EGENERIC;
- }
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * CAMPoll :
- *****************************************************************************/
-void CAMPoll( access_t * p_access )
-{
- cam_t *p_cam = p_access->p_sys->p_cam;
- if( p_cam != NULL )
- en50221_Poll( p_cam );
-}
-
-#ifdef ENABLE_HTTPD
-/*****************************************************************************
- * CAMStatus :
- *****************************************************************************/
-void CAMStatus( access_t * p_access )
-{
- access_sys_t *p_sys = p_access->p_sys;
- cam_t *p_cam = p_sys->p_cam;
-
- p_sys->psz_mmi_info = en50221_Status( p_cam, p_sys->psz_request );
- p_sys->psz_request = NULL;
- if( p_sys->psz_mmi_info != NULL )
- {
- vlc_mutex_lock( &p_sys->httpd_mutex );
- p_sys->b_request_mmi_info = false;
- vlc_cond_signal( &p_sys->httpd_cond );
- vlc_mutex_unlock( &p_sys->httpd_mutex );
- }
-}
-#endif
-
-/*****************************************************************************
- * CAMSet :
- *****************************************************************************/
-int CAMSet( access_t * p_access, dvbpsi_pmt_t *p_pmt )
-{
- cam_t *p_cam = p_access->p_sys->p_cam;
-
- if( p_cam == NULL )
- {
- dvbpsi_DeletePMT( p_pmt );
- return VLC_EGENERIC;
- }
-
- en50221_SetCAPMT( p_cam, p_pmt );
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * CAMClose :
- *****************************************************************************/
-void CAMClose( access_t * p_access )
-{
- cam_t *p_cam = p_access->p_sys->p_cam;
-
- if ( p_cam != NULL )
- en50221_End( p_cam );
-}
projects / vlc / blobdiff