1 /*****************************************************************************
2 * linux_dvb.c : functions to control a DVB card under Linux with v4l2
3 *****************************************************************************
4 * Copyright (C) 1998-2005 the VideoLAN team
6 * Authors: Damien Lucas <nitrox@via.ecp.fr>
7 * Johan Bilien <jobi@via.ecp.fr>
8 * Jean-Paul Saman <jpsaman _at_ videolan _dot_ org>
9 * Christopher Ross <chris@tebibyte.org>
10 * Christophe Massiot <massiot@via.ecp.fr>
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
25 *****************************************************************************/
31 #include <vlc_common.h>
32 #include <vlc_access.h>
33 #include <sys/ioctl.h>
36 #include <sys/types.h>
44 /* DVB Card Drivers */
45 #include <linux/dvb/version.h>
46 #include <linux/dvb/dmx.h>
47 #include <linux/dvb/frontend.h>
48 #include <linux/dvb/ca.h>
50 /* Include dvbpsi headers */
51 #ifdef HAVE_DVBPSI_DR_H
52 # include <dvbpsi/dvbpsi.h>
53 # include <dvbpsi/descriptor.h>
54 # include <dvbpsi/pat.h>
55 # include <dvbpsi/pmt.h>
56 # include <dvbpsi/dr.h>
57 # include <dvbpsi/psi.h>
58 # include <dvbpsi/demux.h>
59 # include <dvbpsi/sdt.h>
62 # include "descriptor.h"
63 # include "tables/pat.h"
64 # include "tables/pmt.h"
65 # include "descriptors/dr.h"
68 # include "tables/sdt.h"
72 # include "vlc_httpd.h"
82 fe_status_t i_last_status;
83 struct dvb_frontend_info info;
86 #define FRONTEND_LOCK_TIMEOUT 10000000 /* 10 s */
88 /* Local prototypes */
89 static int FrontendInfo( access_t * );
90 static int FrontendSetQPSK( access_t * );
91 static int FrontendSetQAM( access_t * );
92 static int FrontendSetOFDM( access_t * );
93 static int FrontendSetATSC( access_t * );
95 /*****************************************************************************
96 * FrontendOpen : Determine frontend device information and capabilities
97 *****************************************************************************/
98 int FrontendOpen( access_t *p_access )
100 access_sys_t *p_sys = p_access->p_sys;
101 frontend_t * p_frontend;
102 unsigned int i_adapter, i_device;
106 i_adapter = var_GetInteger( p_access, "dvb-adapter" );
107 i_device = var_GetInteger( p_access, "dvb-device" );
108 b_probe = var_GetBool( p_access, "dvb-probe" );
110 if( snprintf( frontend, sizeof(frontend), FRONTEND, i_adapter, i_device ) >= (int)sizeof(frontend) )
112 msg_Err( p_access, "snprintf() truncated string for FRONTEND" );
113 frontend[sizeof(frontend) - 1] = '\0';
116 p_sys->p_frontend = p_frontend = malloc( sizeof(frontend_t) );
120 msg_Dbg( p_access, "Opening device %s", frontend );
121 if( (p_sys->i_frontend_handle = open(frontend, O_RDWR | O_NONBLOCK)) < 0 )
123 msg_Err( p_access, "FrontEndOpen: opening device failed (%m)" );
130 const char * psz_expected = NULL;
131 const char * psz_real;
133 if( FrontendInfo( p_access ) < 0 )
135 close( p_sys->i_frontend_handle );
140 switch( p_frontend->info.type )
155 psz_real = "unknown";
159 if( (!strncmp( p_access->psz_access, "qpsk", 4 ) ||
160 !strncmp( p_access->psz_access, "dvb-s", 5 ) ||
161 !strncmp( p_access->psz_access, "satellite", 9 ) ) &&
162 (p_frontend->info.type != FE_QPSK) )
164 psz_expected = "DVB-S";
166 if( (!strncmp( p_access->psz_access, "cable", 5 ) ||
167 !strncmp( p_access->psz_access, "dvb-c", 5 ) ) &&
168 (p_frontend->info.type != FE_QAM) )
170 psz_expected = "DVB-C";
172 if( (!strncmp( p_access->psz_access, "terrestrial", 11 ) ||
173 !strncmp( p_access->psz_access, "dvb-t", 5 ) ) &&
174 (p_frontend->info.type != FE_OFDM) )
176 psz_expected = "DVB-T";
179 if( (!strncmp( p_access->psz_access, "usdigital", 9 ) ||
180 !strncmp( p_access->psz_access, "atsc", 4 ) ) &&
181 (p_frontend->info.type != FE_ATSC) )
183 psz_expected = "ATSC";
186 if( psz_expected != NULL )
188 msg_Err( p_access, "the user asked for %s, and the tuner is %s",
189 psz_expected, psz_real );
190 close( p_sys->i_frontend_handle );
195 else /* no frontend probing is done so use default border values. */
197 msg_Dbg( p_access, "using default values for frontend info" );
199 msg_Dbg( p_access, "method of access is %s", p_access->psz_access );
200 p_frontend->info.type = FE_QPSK;
201 if( !strncmp( p_access->psz_access, "qpsk", 4 ) ||
202 !strncmp( p_access->psz_access, "dvb-s", 5 ) )
203 p_frontend->info.type = FE_QPSK;
204 else if( !strncmp( p_access->psz_access, "cable", 5 ) ||
205 !strncmp( p_access->psz_access, "dvb-c", 5 ) )
206 p_frontend->info.type = FE_QAM;
207 else if( !strncmp( p_access->psz_access, "terrestrial", 11 ) ||
208 !strncmp( p_access->psz_access, "dvb-t", 5 ) )
209 p_frontend->info.type = FE_OFDM;
210 else if( !strncmp( p_access->psz_access, "usdigital", 9 ) ||
211 !strncmp( p_access->psz_access, "atsc", 4 ) )
212 p_frontend->info.type = FE_ATSC;
218 /*****************************************************************************
219 * FrontendClose : Close the frontend
220 *****************************************************************************/
221 void FrontendClose( access_t *p_access )
223 access_sys_t *p_sys = p_access->p_sys;
225 if( p_sys->p_frontend )
227 close( p_sys->i_frontend_handle );
228 free( p_sys->p_frontend );
230 p_sys->p_frontend = NULL;
234 /*****************************************************************************
235 * FrontendSet : Tune !
236 *****************************************************************************/
237 int FrontendSet( access_t *p_access )
239 access_sys_t *p_sys = p_access->p_sys;
241 switch( p_sys->p_frontend->info.type )
245 if( FrontendSetQPSK( p_access ) < 0 )
247 msg_Err( p_access, "DVB-S: tuning failed" );
254 if( FrontendSetQAM( p_access ) < 0 )
256 msg_Err( p_access, "DVB-C: tuning failed" );
263 if( FrontendSetOFDM( p_access ) < 0 )
265 msg_Err( p_access, "DVB-T: tuning failed" );
272 if( FrontendSetATSC( p_access ) < 0 )
274 msg_Err( p_access, "ATSC: tuning failed" );
280 msg_Err( p_access, "Could not determine frontend type on %s",
281 p_sys->p_frontend->info.name );
284 p_sys->p_frontend->i_last_status = 0;
285 p_sys->i_frontend_timeout = mdate() + FRONTEND_LOCK_TIMEOUT;
289 /*****************************************************************************
290 * FrontendPoll : Poll for frontend events
291 *****************************************************************************/
292 void FrontendPoll( access_t *p_access )
294 access_sys_t *p_sys = p_access->p_sys;
295 frontend_t * p_frontend = p_sys->p_frontend;
296 struct dvb_frontend_event event;
297 fe_status_t i_status, i_diff;
301 int i_ret = ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event );
305 if( errno == EWOULDBLOCK )
306 return; /* no more events */
308 msg_Err( p_access, "reading frontend event failed (%d): %m",
313 i_status = event.status;
314 i_diff = i_status ^ p_frontend->i_last_status;
315 p_frontend->i_last_status = i_status;
320 if ( i_diff & (x) ) \
322 if ( i_status & (x) )
324 IF_UP( FE_HAS_SIGNAL )
325 msg_Dbg( p_access, "frontend has acquired signal" );
327 msg_Dbg( p_access, "frontend has lost signal" );
329 IF_UP( FE_HAS_CARRIER )
330 msg_Dbg( p_access, "frontend has acquired carrier" );
332 msg_Dbg( p_access, "frontend has lost carrier" );
334 IF_UP( FE_HAS_VITERBI )
335 msg_Dbg( p_access, "frontend has acquired stable FEC" );
337 msg_Dbg( p_access, "frontend has lost FEC" );
340 msg_Dbg( p_access, "frontend has acquired sync" );
342 msg_Dbg( p_access, "frontend has lost sync" );
346 frontend_statistic_t stat;
348 msg_Dbg( p_access, "frontend has acquired lock" );
349 p_sys->i_frontend_timeout = 0;
351 /* Read some statistics */
352 if( !FrontendGetStatistic( p_access, &stat ) )
354 if( stat.i_ber >= 0 )
355 msg_Dbg( p_access, "- Bit error rate: %d", stat.i_ber );
356 if( stat.i_signal_strenth >= 0 )
357 msg_Dbg( p_access, "- Signal strength: %d", stat.i_signal_strenth );
358 if( stat.i_snr >= 0 )
359 msg_Dbg( p_access, "- SNR: %d", stat.i_snr );
364 msg_Dbg( p_access, "frontend has lost lock" );
365 p_sys->i_frontend_timeout = mdate() + FRONTEND_LOCK_TIMEOUT;
370 /* The frontend was reinited. */
371 msg_Warn( p_access, "reiniting frontend");
372 FrontendSet( p_access );
378 int FrontendGetStatistic( access_t *p_access, frontend_statistic_t *p_stat )
380 access_sys_t *p_sys = p_access->p_sys;
381 frontend_t * p_frontend = p_sys->p_frontend;
383 if( (p_frontend->i_last_status & FE_HAS_LOCK) == 0 )
386 memset( p_stat, 0, sizeof(*p_stat) );
387 if( ioctl( p_sys->i_frontend_handle, FE_READ_BER, &p_stat->i_ber ) < 0 )
389 if( ioctl( p_sys->i_frontend_handle, FE_READ_SIGNAL_STRENGTH, &p_stat->i_signal_strenth ) < 0 )
390 p_stat->i_signal_strenth = -1;
391 if( ioctl( p_sys->i_frontend_handle, FE_READ_SNR, &p_stat->i_snr ) < 0 )
396 void FrontendGetStatus( access_t *p_access, frontend_status_t *p_status )
398 access_sys_t *p_sys = p_access->p_sys;
399 frontend_t * p_frontend = p_sys->p_frontend;
401 p_status->b_has_signal = (p_frontend->i_last_status & FE_HAS_SIGNAL) != 0;
402 p_status->b_has_carrier = (p_frontend->i_last_status & FE_HAS_CARRIER) != 0;
403 p_status->b_has_lock = (p_frontend->i_last_status & FE_HAS_LOCK) != 0;
405 static int ScanParametersDvbC( access_t *p_access, scan_parameter_t *p_scan )
407 const frontend_t *p_frontend = p_access->p_sys->p_frontend;
410 memset( p_scan, 0, sizeof(*p_scan) );
411 p_scan->type = SCAN_DVB_C;
412 p_scan->b_exhaustive = false;
415 p_scan->frequency.i_min = p_frontend->info.frequency_min;
416 p_scan->frequency.i_max = p_frontend->info.frequency_max;
417 p_scan->frequency.i_step = p_frontend->info.frequency_stepsize ?: 166667;
418 p_scan->frequency.i_count = (p_scan->frequency.i_max-p_scan->frequency.i_min)/p_scan->frequency.i_step;
421 p_scan->bandwidth.i_min = 6;
422 p_scan->bandwidth.i_max = 8;
423 p_scan->bandwidth.i_step = 1;
424 p_scan->bandwidth.i_count = 3;
427 static int ScanParametersDvbT( access_t *p_access, scan_parameter_t *p_scan )
429 const frontend_t *p_frontend = p_access->p_sys->p_frontend;
432 memset( p_scan, 0, sizeof(*p_scan) );
433 p_scan->type = SCAN_DVB_T;
434 p_scan->b_exhaustive = false;
437 p_scan->frequency.i_min = p_frontend->info.frequency_min;
438 p_scan->frequency.i_max = p_frontend->info.frequency_max;
439 p_scan->frequency.i_step = p_frontend->info.frequency_stepsize ?: 166667;
440 p_scan->frequency.i_count = (p_scan->frequency.i_max-p_scan->frequency.i_min)/p_scan->frequency.i_step;
443 p_scan->bandwidth.i_min = 6;
444 p_scan->bandwidth.i_max = 8;
445 p_scan->bandwidth.i_step = 1;
446 p_scan->bandwidth.i_count = 3;
449 int FrontendGetScanParameter( access_t *p_access, scan_parameter_t *p_scan )
451 access_sys_t *p_sys = p_access->p_sys;
452 const frontend_t *p_frontend = p_sys->p_frontend;
454 if( p_frontend->info.type == FE_OFDM ) // DVB-T
455 return ScanParametersDvbT( p_access, p_scan );
456 else if( p_frontend->info.type == FE_QAM ) // DVB-C
457 return ScanParametersDvbC( p_access, p_scan );
459 msg_Err( p_access, "Frontend type not supported for scanning" );
464 /*****************************************************************************
465 * FrontendStatus : Read frontend status
466 *****************************************************************************/
467 void FrontendStatus( access_t *p_access )
469 access_sys_t *p_sys = p_access->p_sys;
470 frontend_t *p_frontend = p_sys->p_frontend;
471 char *p = p_sys->psz_frontend_info = malloc( 10000 );
472 fe_status_t i_status;
475 /* Determine type of frontend */
476 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_GET_INFO,
477 &p_frontend->info )) < 0 )
480 strerror_r( errno, buf, sizeof( buf ) );
481 p += sprintf( p, "ioctl FE_GET_INFO failed (%d) %s\n", i_ret, buf );
485 /* Print out frontend capabilities. */
486 p += sprintf( p, "<table border=1><tr><th>name</th><td>%s</td></tr>\n",
487 p_frontend->info.name );
488 switch( p_frontend->info.type )
491 p += sprintf( p, "<tr><th>type</th><td>QPSK (DVB-S)</td></tr>\n" );
494 p += sprintf( p, "<tr><th>type</th><td>QAM (DVB-C)</td></tr>\n" );
497 p += sprintf( p, "<tr><th>type</th><td>OFDM (DVB-T)</td></tr>\n" );
499 #if 0 /* DVB_API_VERSION == 3 */
501 p += sprintf( p, "<tr><th>type</th><td>MEMORY</td></tr>\n" );
504 p += sprintf( p, "<tr><th>type</th><td>NETWORK</td></tr>\n" );
508 p += sprintf( p, "<tr><th>type</th><td>UNKNOWN (%d)</td></tr>\n",
509 p_frontend->info.type );
512 #define CHECK_INFO( x ) \
514 "<tr><th>" STRINGIFY(x) "</th><td>%u</td></tr>\n", \
515 p_frontend->info.x );
517 CHECK_INFO( frequency_min );
518 CHECK_INFO( frequency_max );
519 CHECK_INFO( frequency_stepsize );
520 CHECK_INFO( frequency_tolerance );
521 CHECK_INFO( symbol_rate_min );
522 CHECK_INFO( symbol_rate_max );
523 CHECK_INFO( symbol_rate_tolerance );
524 CHECK_INFO( notifier_delay );
527 p += sprintf( p, "</table><p>Frontend capability list:\n<table border=1>" );
529 #define CHECK_CAPS( x ) \
530 if ( p_frontend->info.caps & (FE_##x) ) \
531 p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
533 CHECK_CAPS( IS_STUPID );
534 CHECK_CAPS( CAN_INVERSION_AUTO );
535 CHECK_CAPS( CAN_FEC_1_2 );
536 CHECK_CAPS( CAN_FEC_2_3 );
537 CHECK_CAPS( CAN_FEC_3_4 );
538 CHECK_CAPS( CAN_FEC_4_5 );
539 CHECK_CAPS( CAN_FEC_5_6 );
540 CHECK_CAPS( CAN_FEC_6_7 );
541 CHECK_CAPS( CAN_FEC_7_8 );
542 CHECK_CAPS( CAN_FEC_8_9 );
543 CHECK_CAPS( CAN_FEC_AUTO );
544 CHECK_CAPS( CAN_QPSK );
545 CHECK_CAPS( CAN_QAM_16 );
546 CHECK_CAPS( CAN_QAM_32 );
547 CHECK_CAPS( CAN_QAM_64 );
548 CHECK_CAPS( CAN_QAM_128 );
549 CHECK_CAPS( CAN_QAM_256 );
550 CHECK_CAPS( CAN_QAM_AUTO );
551 CHECK_CAPS( CAN_TRANSMISSION_MODE_AUTO );
552 CHECK_CAPS( CAN_BANDWIDTH_AUTO );
553 CHECK_CAPS( CAN_GUARD_INTERVAL_AUTO );
554 CHECK_CAPS( CAN_HIERARCHY_AUTO );
555 CHECK_CAPS( CAN_MUTE_TS );
556 CHECK_CAPS( CAN_RECOVER );
557 #if 0 /* Disabled because of older distributions */
558 CHECK_CAPS( CAN_CLEAN_SETUP );
562 p += sprintf( p, "</table><p>Current frontend status:\n<table border=1>" );
564 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_READ_STATUS, &i_status ))
568 strerror_r( errno, buf, sizeof( buf ) );
569 p += sprintf( p, "</table>ioctl FE_READ_STATUS failed (%d) %s\n",
574 #define CHECK_STATUS( x ) \
575 if ( i_status & (FE_##x) ) \
576 p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
578 CHECK_STATUS( HAS_SIGNAL );
579 CHECK_STATUS( HAS_CARRIER );
580 CHECK_STATUS( HAS_VITERBI );
581 CHECK_STATUS( HAS_SYNC );
582 CHECK_STATUS( HAS_LOCK );
583 CHECK_STATUS( REINIT );
585 p += sprintf( p, "<tr><td>Tuning failed</td></tr>\n" );
588 if ( i_status & FE_HAS_LOCK )
591 p += sprintf( p, "</table><p>Signal status:\n<table border=1>" );
592 if( ioctl( p_sys->i_frontend_handle, FE_READ_BER, &i_value ) >= 0 )
593 p += sprintf( p, "<tr><th>Bit error rate</th><td>%d</td></tr>\n",
595 if( ioctl( p_sys->i_frontend_handle, FE_READ_SIGNAL_STRENGTH,
597 p += sprintf( p, "<tr><th>Signal strength</th><td>%d</td></tr>\n",
599 if( ioctl( p_sys->i_frontend_handle, FE_READ_SNR, &i_value ) >= 0 )
600 p += sprintf( p, "<tr><th>SNR</th><td>%d</td></tr>\n",
603 p += sprintf( p, "</table>" );
606 vlc_mutex_lock( &p_sys->httpd_mutex );
607 p_sys->b_request_frontend_info = false;
608 vlc_cond_signal( &p_sys->httpd_cond );
609 vlc_mutex_unlock( &p_sys->httpd_mutex );
613 /*****************************************************************************
614 * FrontendInfo : Return information about given frontend
615 *****************************************************************************/
616 static int FrontendInfo( access_t *p_access )
618 access_sys_t *p_sys = p_access->p_sys;
619 frontend_t *p_frontend = p_sys->p_frontend;
622 /* Determine type of frontend */
623 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_GET_INFO,
624 &p_frontend->info )) < 0 )
626 msg_Err( p_access, "ioctl FE_GET_INFO failed (%d): %m", i_ret );
630 /* Print out frontend capabilities. */
631 msg_Dbg(p_access, "Frontend Info:" );
632 msg_Dbg(p_access, " name = %s", p_frontend->info.name );
633 switch( p_frontend->info.type )
636 msg_Dbg( p_access, " type = QPSK (DVB-S)" );
639 msg_Dbg( p_access, " type = QAM (DVB-C)" );
642 msg_Dbg( p_access, " type = OFDM (DVB-T)" );
645 msg_Dbg( p_access, " type = ATSC (USA)" );
647 #if 0 /* DVB_API_VERSION == 3 */
649 msg_Dbg(p_access, " type = MEMORY" );
652 msg_Dbg(p_access, " type = NETWORK" );
656 msg_Err( p_access, " unknown frontend type (%d)",
657 p_frontend->info.type );
660 msg_Dbg(p_access, " frequency_min = %u (kHz)",
661 p_frontend->info.frequency_min);
662 msg_Dbg(p_access, " frequency_max = %u (kHz)",
663 p_frontend->info.frequency_max);
664 msg_Dbg(p_access, " frequency_stepsize = %u",
665 p_frontend->info.frequency_stepsize);
666 msg_Dbg(p_access, " frequency_tolerance = %u",
667 p_frontend->info.frequency_tolerance);
668 msg_Dbg(p_access, " symbol_rate_min = %u (kHz)",
669 p_frontend->info.symbol_rate_min);
670 msg_Dbg(p_access, " symbol_rate_max = %u (kHz)",
671 p_frontend->info.symbol_rate_max);
672 msg_Dbg(p_access, " symbol_rate_tolerance (ppm) = %u",
673 p_frontend->info.symbol_rate_tolerance);
674 msg_Dbg(p_access, " notifier_delay (ms) = %u",
675 p_frontend->info.notifier_delay );
677 msg_Dbg(p_access, "Frontend Info capability list:");
678 if( p_frontend->info.caps & FE_IS_STUPID)
679 msg_Dbg(p_access, " no capabilities - frontend is stupid!");
680 if( p_frontend->info.caps & FE_CAN_INVERSION_AUTO)
681 msg_Dbg(p_access, " inversion auto");
682 if( p_frontend->info.caps & FE_CAN_FEC_1_2)
683 msg_Dbg(p_access, " forward error correction 1/2");
684 if( p_frontend->info.caps & FE_CAN_FEC_2_3)
685 msg_Dbg(p_access, " forward error correction 2/3");
686 if( p_frontend->info.caps & FE_CAN_FEC_3_4)
687 msg_Dbg(p_access, " forward error correction 3/4");
688 if( p_frontend->info.caps & FE_CAN_FEC_4_5)
689 msg_Dbg(p_access, " forward error correction 4/5");
690 if( p_frontend->info.caps & FE_CAN_FEC_5_6)
691 msg_Dbg(p_access, " forward error correction 5/6");
692 if( p_frontend->info.caps & FE_CAN_FEC_6_7)
693 msg_Dbg(p_access, " forward error correction 6/7");
694 if( p_frontend->info.caps & FE_CAN_FEC_7_8)
695 msg_Dbg(p_access, " forward error correction 7/8");
696 if( p_frontend->info.caps & FE_CAN_FEC_8_9)
697 msg_Dbg(p_access, " forward error correction 8/9");
698 if( p_frontend->info.caps & FE_CAN_FEC_AUTO)
699 msg_Dbg(p_access, " forward error correction auto");
700 if( p_frontend->info.caps & FE_CAN_QPSK)
701 msg_Dbg(p_access, " card can do QPSK");
702 if( p_frontend->info.caps & FE_CAN_QAM_16)
703 msg_Dbg(p_access, " card can do QAM 16");
704 if( p_frontend->info.caps & FE_CAN_QAM_32)
705 msg_Dbg(p_access, " card can do QAM 32");
706 if( p_frontend->info.caps & FE_CAN_QAM_64)
707 msg_Dbg(p_access, " card can do QAM 64");
708 if( p_frontend->info.caps & FE_CAN_QAM_128)
709 msg_Dbg(p_access, " card can do QAM 128");
710 if( p_frontend->info.caps & FE_CAN_QAM_256)
711 msg_Dbg(p_access, " card can do QAM 256");
712 if( p_frontend->info.caps & FE_CAN_QAM_AUTO)
713 msg_Dbg(p_access, " card can do QAM auto");
714 if( p_frontend->info.caps & FE_CAN_TRANSMISSION_MODE_AUTO)
715 msg_Dbg(p_access, " transmission mode auto");
716 if( p_frontend->info.caps & FE_CAN_BANDWIDTH_AUTO)
717 msg_Dbg(p_access, " bandwidth mode auto");
718 if( p_frontend->info.caps & FE_CAN_GUARD_INTERVAL_AUTO)
719 msg_Dbg(p_access, " guard interval mode auto");
720 if( p_frontend->info.caps & FE_CAN_HIERARCHY_AUTO)
721 msg_Dbg(p_access, " hierarchy mode auto");
722 if( p_frontend->info.caps & FE_CAN_MUTE_TS)
723 msg_Dbg(p_access, " card can mute TS");
724 if( p_frontend->info.caps & FE_CAN_RECOVER)
725 msg_Dbg(p_access, " card can recover from a cable unplug");
726 if( p_frontend->info.caps & FE_CAN_8VSB)
727 msg_Dbg(p_access, " card can do 8vsb");
728 if( p_frontend->info.caps & FE_CAN_16VSB)
729 msg_Dbg(p_access, " card can do 16vsb");
730 msg_Dbg(p_access, "End of capability list");
735 /*****************************************************************************
736 * Decoding the DVB parameters (common)
737 *****************************************************************************/
738 static fe_spectral_inversion_t DecodeInversion( access_t *p_access )
741 fe_spectral_inversion_t fe_inversion = 0;
743 var_Get( p_access, "dvb-inversion", &val );
744 msg_Dbg( p_access, "using inversion=%d", val.i_int );
748 case 0: fe_inversion = INVERSION_OFF; break;
749 case 1: fe_inversion = INVERSION_ON; break;
750 case 2: fe_inversion = INVERSION_AUTO; break;
752 msg_Dbg( p_access, "dvb has inversion not set, using auto");
753 fe_inversion = INVERSION_AUTO;
759 static fe_code_rate_t DecodeFEC( access_t *p_access, int i_val )
761 fe_code_rate_t fe_fec = FEC_NONE;
763 msg_Dbg( p_access, "using fec=%d", i_val );
767 case 0: fe_fec = FEC_NONE; break;
768 case 1: fe_fec = FEC_1_2; break;
769 case 2: fe_fec = FEC_2_3; break;
770 case 3: fe_fec = FEC_3_4; break;
771 case 4: fe_fec = FEC_4_5; break;
772 case 5: fe_fec = FEC_5_6; break;
773 case 6: fe_fec = FEC_6_7; break;
774 case 7: fe_fec = FEC_7_8; break;
775 case 8: fe_fec = FEC_8_9; break;
776 case 9: fe_fec = FEC_AUTO; break;
780 msg_Err( p_access, "argument has invalid FEC (%d)", i_val);
786 static fe_modulation_t DecodeModulationQAM( access_t *p_access )
788 switch( var_GetInteger( p_access, "dvb-modulation" ) )
790 case 0: return QAM_AUTO;
791 case 16: return QAM_16;
792 case 32: return QAM_32;
793 case 64: return QAM_64;
794 case 128: return QAM_128;
795 case 256: return QAM_256;
797 msg_Dbg( p_access, "QAM modulation not set, using auto");
801 static fe_modulation_t DecodeModulationOFDM( access_t *p_access )
803 switch( var_GetInteger( p_access, "dvb-modulation" ) )
805 case -1: return QPSK;
806 case 0: return QAM_AUTO;
807 case 16: return QAM_16;
808 case 32: return QAM_32;
809 case 64: return QAM_64;
810 case 128: return QAM_128;
811 case 256: return QAM_256;
813 msg_Dbg( p_access, "OFDM modulation not set, using QAM auto");
817 static fe_modulation_t DecodeModulationATSC( access_t *p_access )
819 switch( var_GetInteger( p_access, "dvb-modulation" ) )
821 case 0: return QAM_AUTO;
822 case 8: return VSB_8;
823 case 16: return VSB_16;
824 case 32: return QAM_32;
825 case 64: return QAM_64;
826 case 128: return QAM_128;
827 case 256: return QAM_256;
829 msg_Dbg( p_access, "ATSC modulation not set, using VSB 8");
834 /*****************************************************************************
835 * FrontendSetQPSK : controls the FE device
836 *****************************************************************************/
837 static fe_sec_voltage_t DecodeVoltage( access_t *p_access )
840 fe_sec_voltage_t fe_voltage;
842 var_Get( p_access, "dvb-voltage", &val );
843 msg_Dbg( p_access, "using voltage=%d", val.i_int );
847 case 0: fe_voltage = SEC_VOLTAGE_OFF; break;
848 case 13: fe_voltage = SEC_VOLTAGE_13; break;
849 case 18: fe_voltage = SEC_VOLTAGE_18; break;
851 fe_voltage = SEC_VOLTAGE_OFF;
852 msg_Err( p_access, "argument has invalid voltage (%d)", val.i_int );
858 static fe_sec_tone_mode_t DecodeTone( access_t *p_access )
861 fe_sec_tone_mode_t fe_tone;
863 var_Get( p_access, "dvb-tone", &val );
864 msg_Dbg( p_access, "using tone=%d", val.i_int );
868 case 0: fe_tone = SEC_TONE_OFF; break;
869 case 1: fe_tone = SEC_TONE_ON; break;
871 fe_tone = SEC_TONE_OFF;
872 msg_Err( p_access, "argument has invalid tone mode (%d)", val.i_int);
880 struct dvb_diseqc_master_cmd cmd;
884 static int DoDiseqc( access_t *p_access )
886 access_sys_t *p_sys = p_access->p_sys;
888 int i_frequency, i_lnb_slof;
889 fe_sec_voltage_t fe_voltage;
890 fe_sec_tone_mode_t fe_tone;
893 var_Get( p_access, "dvb-frequency", &val );
894 i_frequency = val.i_int;
895 var_Get( p_access, "dvb-lnb-slof", &val );
896 i_lnb_slof = val.i_int;
898 var_Get( p_access, "dvb-tone", &val );
899 if( val.i_int == -1 /* auto */ )
901 if( i_frequency >= i_lnb_slof )
905 var_Set( p_access, "dvb-tone", val );
908 fe_voltage = DecodeVoltage( p_access );
909 fe_tone = DecodeTone( p_access );
911 /* Switch off continuous tone. */
912 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_SET_TONE, SEC_TONE_OFF )) < 0 )
914 msg_Err( p_access, "ioctl FE_SET_TONE failed, tone=%s (%d) %m",
915 fe_tone == SEC_TONE_ON ? "on" : "off", i_err );
919 /* Configure LNB voltage. */
920 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_SET_VOLTAGE, fe_voltage )) < 0 )
922 msg_Err( p_access, "ioctl FE_SET_VOLTAGE failed, voltage=%d (%d) %m",
927 var_Get( p_access, "dvb-high-voltage", &val );
928 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_ENABLE_HIGH_LNB_VOLTAGE,
929 val.b_bool )) < 0 && val.b_bool )
932 "ioctl FE_ENABLE_HIGH_LNB_VOLTAGE failed, val=%d (%d) %m",
936 /* Wait for at least 15 ms. */
939 var_Get( p_access, "dvb-satno", &val );
940 if( val.i_int > 0 && val.i_int < 5 )
942 /* digital satellite equipment control,
943 * specification is available from http://www.eutelsat.com/
946 /* 1.x compatible equipment */
947 struct diseqc_cmd_t cmd = { {{0xe0, 0x10, 0x38, 0xf0, 0x00, 0x00}, 4}, 0 };
949 /* param: high nibble: reset bits, low nibble set bits,
950 * bits are: option, position, polarization, band
952 cmd.cmd.msg[3] = 0xf0 /* reset bits */
953 | (((val.i_int - 1) * 4) & 0xc)
954 | (fe_voltage == SEC_VOLTAGE_13 ? 0 : 2)
955 | (fe_tone == SEC_TONE_ON ? 1 : 0);
957 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_DISEQC_SEND_MASTER_CMD,
960 msg_Err( p_access, "ioctl FE_SEND_MASTER_CMD failed (%d) %m",
965 msleep(15000 + cmd.wait * 1000);
967 /* A or B simple diseqc ("diseqc-compatible") */
968 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_DISEQC_SEND_BURST,
969 ((val.i_int - 1) % 2) ? SEC_MINI_B : SEC_MINI_A )) < 0 )
971 msg_Err( p_access, "ioctl FE_SEND_BURST failed (%d) %m",
979 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_SET_TONE, fe_tone )) < 0 )
981 msg_Err( p_access, "ioctl FE_SET_TONE failed, tone=%s (%d) %m",
982 fe_tone == SEC_TONE_ON ? "on" : "off", i_err );
990 static int FrontendSetQPSK( access_t *p_access )
992 access_sys_t *p_sys = p_access->p_sys;
993 struct dvb_frontend_parameters fep;
996 int i_frequency, i_lnb_slof = 0, i_lnb_lof1, i_lnb_lof2 = 0;
998 /* Prepare the fep structure */
999 var_Get( p_access, "dvb-frequency", &val );
1000 i_frequency = val.i_int;
1002 var_Get( p_access, "dvb-lnb-lof1", &val );
1003 if ( val.i_int == 0 )
1005 /* Automatic mode. */
1006 if ( i_frequency >= 950000 && i_frequency <= 2150000 )
1008 msg_Dbg( p_access, "frequency %d is in IF-band", i_frequency );
1011 else if ( i_frequency >= 2500000 && i_frequency <= 2700000 )
1013 msg_Dbg( p_access, "frequency %d is in S-band", i_frequency );
1014 i_lnb_lof1 = 3650000;
1016 else if ( i_frequency >= 3400000 && i_frequency <= 4200000 )
1018 msg_Dbg( p_access, "frequency %d is in C-band (lower)",
1020 i_lnb_lof1 = 5150000;
1022 else if ( i_frequency >= 4500000 && i_frequency <= 4800000 )
1024 msg_Dbg( p_access, "frequency %d is in C-band (higher)",
1026 i_lnb_lof1 = 5950000;
1028 else if ( i_frequency >= 10700000 && i_frequency <= 13250000 )
1030 msg_Dbg( p_access, "frequency %d is in Ku-band",
1032 i_lnb_lof1 = 9750000;
1033 i_lnb_lof2 = 10600000;
1034 i_lnb_slof = 11700000;
1038 msg_Err( p_access, "frequency %d is out of any known band",
1040 msg_Err( p_access, "specify dvb-lnb-lof1 manually for the local "
1041 "oscillator frequency" );
1042 return VLC_EGENERIC;
1044 val.i_int = i_lnb_lof1;
1045 var_Set( p_access, "dvb-lnb-lof1", val );
1046 val.i_int = i_lnb_lof2;
1047 var_Set( p_access, "dvb-lnb-lof2", val );
1048 val.i_int = i_lnb_slof;
1049 var_Set( p_access, "dvb-lnb-slof", val );
1053 i_lnb_lof1 = val.i_int;
1054 var_Get( p_access, "dvb-lnb-lof2", &val );
1055 i_lnb_lof2 = val.i_int;
1056 var_Get( p_access, "dvb-lnb-slof", &val );
1057 i_lnb_slof = val.i_int;
1060 if( i_lnb_slof && i_frequency >= i_lnb_slof )
1062 i_frequency -= i_lnb_lof2;
1066 i_frequency -= i_lnb_lof1;
1068 fep.frequency = i_frequency >= 0 ? i_frequency : -i_frequency;
1070 fep.inversion = DecodeInversion( p_access );
1072 var_Get( p_access, "dvb-srate", &val );
1073 fep.u.qpsk.symbol_rate = val.i_int;
1075 var_Get( p_access, "dvb-fec", &val );
1076 fep.u.qpsk.fec_inner = DecodeFEC( p_access, val.i_int );
1078 if( DoDiseqc( p_access ) < 0 )
1080 return VLC_EGENERIC;
1083 /* Empty the event queue */
1086 struct dvb_frontend_event event;
1087 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
1088 && errno == EWOULDBLOCK )
1092 /* Now send it all to the frontend device */
1093 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
1095 msg_Err( p_access, "DVB-S: setting frontend failed (%d) %m", i_ret );
1096 return VLC_EGENERIC;
1102 /*****************************************************************************
1103 * FrontendSetQAM : controls the FE device
1104 *****************************************************************************/
1105 static int FrontendSetQAM( access_t *p_access )
1107 access_sys_t *p_sys = p_access->p_sys;
1108 struct dvb_frontend_parameters fep;
1112 /* Prepare the fep structure */
1114 var_Get( p_access, "dvb-frequency", &val );
1115 fep.frequency = val.i_int;
1117 fep.inversion = DecodeInversion( p_access );
1119 var_Get( p_access, "dvb-srate", &val );
1120 fep.u.qam.symbol_rate = val.i_int;
1122 var_Get( p_access, "dvb-fec", &val );
1123 fep.u.qam.fec_inner = DecodeFEC( p_access, val.i_int );
1125 fep.u.qam.modulation = DecodeModulationQAM( p_access );
1127 /* Empty the event queue */
1130 struct dvb_frontend_event event;
1131 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
1132 && errno == EWOULDBLOCK )
1136 /* Now send it all to the frontend device */
1137 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
1139 msg_Err( p_access, "DVB-C: setting frontend failed (%d): %m", i_ret );
1140 return VLC_EGENERIC;
1146 /*****************************************************************************
1147 * FrontendSetOFDM : controls the FE device
1148 *****************************************************************************/
1149 static fe_bandwidth_t DecodeBandwidth( access_t *p_access )
1152 fe_bandwidth_t fe_bandwidth = 0;
1154 var_Get( p_access, "dvb-bandwidth", &val );
1155 msg_Dbg( p_access, "using bandwidth=%d", val.i_int );
1159 case 0: fe_bandwidth = BANDWIDTH_AUTO; break;
1160 case 6: fe_bandwidth = BANDWIDTH_6_MHZ; break;
1161 case 7: fe_bandwidth = BANDWIDTH_7_MHZ; break;
1162 case 8: fe_bandwidth = BANDWIDTH_8_MHZ; break;
1164 msg_Dbg( p_access, "terrestrial dvb has bandwidth not set, using auto" );
1165 fe_bandwidth = BANDWIDTH_AUTO;
1168 return fe_bandwidth;
1171 static fe_transmit_mode_t DecodeTransmission( access_t *p_access )
1174 fe_transmit_mode_t fe_transmission = 0;
1176 var_Get( p_access, "dvb-transmission", &val );
1177 msg_Dbg( p_access, "using transmission=%d", val.i_int );
1181 case 0: fe_transmission = TRANSMISSION_MODE_AUTO; break;
1182 case 2: fe_transmission = TRANSMISSION_MODE_2K; break;
1183 case 8: fe_transmission = TRANSMISSION_MODE_8K; break;
1185 msg_Dbg( p_access, "terrestrial dvb has transmission mode not set, using auto");
1186 fe_transmission = TRANSMISSION_MODE_AUTO;
1189 return fe_transmission;
1192 static fe_guard_interval_t DecodeGuardInterval( access_t *p_access )
1195 fe_guard_interval_t fe_guard = 0;
1197 var_Get( p_access, "dvb-guard", &val );
1198 msg_Dbg( p_access, "using guard=%d", val.i_int );
1202 case 0: fe_guard = GUARD_INTERVAL_AUTO; break;
1203 case 4: fe_guard = GUARD_INTERVAL_1_4; break;
1204 case 8: fe_guard = GUARD_INTERVAL_1_8; break;
1205 case 16: fe_guard = GUARD_INTERVAL_1_16; break;
1206 case 32: fe_guard = GUARD_INTERVAL_1_32; break;
1208 msg_Dbg( p_access, "terrestrial dvb has guard interval not set, using auto");
1209 fe_guard = GUARD_INTERVAL_AUTO;
1215 static fe_hierarchy_t DecodeHierarchy( access_t *p_access )
1218 fe_hierarchy_t fe_hierarchy = 0;
1220 var_Get( p_access, "dvb-hierarchy", &val );
1221 msg_Dbg( p_access, "using hierarchy=%d", val.i_int );
1225 case -1: fe_hierarchy = HIERARCHY_NONE; break;
1226 case 0: fe_hierarchy = HIERARCHY_AUTO; break;
1227 case 1: fe_hierarchy = HIERARCHY_1; break;
1228 case 2: fe_hierarchy = HIERARCHY_2; break;
1229 case 4: fe_hierarchy = HIERARCHY_4; break;
1231 msg_Dbg( p_access, "terrestrial dvb has hierarchy not set, using auto");
1232 fe_hierarchy = HIERARCHY_AUTO;
1235 return fe_hierarchy;
1238 static int FrontendSetOFDM( access_t * p_access )
1240 access_sys_t *p_sys = p_access->p_sys;
1241 struct dvb_frontend_parameters fep;
1245 /* Prepare the fep structure */
1247 var_Get( p_access, "dvb-frequency", &val );
1248 fep.frequency = val.i_int;
1250 fep.inversion = DecodeInversion( p_access );
1252 fep.u.ofdm.bandwidth = DecodeBandwidth( p_access );
1253 var_Get( p_access, "dvb-code-rate-hp", &val );
1254 fep.u.ofdm.code_rate_HP = DecodeFEC( p_access, val.i_int );
1255 var_Get( p_access, "dvb-code-rate-lp", &val );
1256 fep.u.ofdm.code_rate_LP = DecodeFEC( p_access, val.i_int );
1257 fep.u.ofdm.constellation = DecodeModulationOFDM( p_access );
1258 fep.u.ofdm.transmission_mode = DecodeTransmission( p_access );
1259 fep.u.ofdm.guard_interval = DecodeGuardInterval( p_access );
1260 fep.u.ofdm.hierarchy_information = DecodeHierarchy( p_access );
1262 /* Empty the event queue */
1265 struct dvb_frontend_event event;
1266 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
1267 && errno == EWOULDBLOCK )
1271 /* Now send it all to the frontend device */
1272 if( (ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
1274 msg_Err( p_access, "DVB-T: setting frontend failed (%d): %m", ret );
1281 /*****************************************************************************
1282 * FrontendSetATSC : controls the FE device
1283 *****************************************************************************/
1284 static int FrontendSetATSC( access_t *p_access )
1286 access_sys_t *p_sys = p_access->p_sys;
1287 struct dvb_frontend_parameters fep;
1291 /* Prepare the fep structure */
1293 var_Get( p_access, "dvb-frequency", &val );
1294 fep.frequency = val.i_int;
1296 fep.u.vsb.modulation = DecodeModulationATSC( p_access );
1298 /* Empty the event queue */
1301 struct dvb_frontend_event event;
1302 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
1303 && errno == EWOULDBLOCK )
1307 /* Now send it all to the frontend device */
1308 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
1310 msg_Err( p_access, "ATSC: setting frontend failed (%d): %m", i_ret );
1311 return VLC_EGENERIC;
1322 /*****************************************************************************
1323 * DMXSetFilter : controls the demux to add a filter
1324 *****************************************************************************/
1325 int DMXSetFilter( access_t * p_access, int i_pid, int * pi_fd, int i_type )
1327 struct dmx_pes_filter_params s_filter_params;
1329 unsigned int i_adapter, i_device;
1333 var_Get( p_access, "dvb-adapter", &val );
1334 i_adapter = val.i_int;
1335 var_Get( p_access, "dvb-device", &val );
1336 i_device = val.i_int;
1338 if( snprintf( dmx, sizeof(dmx), DMX, i_adapter, i_device )
1339 >= (int)sizeof(dmx) )
1341 msg_Err( p_access, "snprintf() truncated string for DMX" );
1342 dmx[sizeof(dmx) - 1] = '\0';
1345 msg_Dbg( p_access, "Opening device %s", dmx );
1346 if( (*pi_fd = open(dmx, O_RDWR)) < 0 )
1348 msg_Err( p_access, "DMXSetFilter: opening device failed (%m)" );
1349 return VLC_EGENERIC;
1352 /* We fill the DEMUX structure : */
1353 s_filter_params.pid = i_pid;
1354 s_filter_params.input = DMX_IN_FRONTEND;
1355 s_filter_params.output = DMX_OUT_TS_TAP;
1356 s_filter_params.flags = DMX_IMMEDIATE_START;
1359 { /* First device */
1361 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO0 for PID %d", i_pid);
1362 s_filter_params.pes_type = DMX_PES_VIDEO0;
1365 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO0 for PID %d", i_pid);
1366 s_filter_params.pes_type = DMX_PES_AUDIO0;
1369 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT0 for PID %d", i_pid);
1370 s_filter_params.pes_type = DMX_PES_TELETEXT0;
1373 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE0 for PID %d", i_pid);
1374 s_filter_params.pes_type = DMX_PES_SUBTITLE0;
1377 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR0 for PID %d", i_pid);
1378 s_filter_params.pes_type = DMX_PES_PCR0;
1382 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO1 for PID %d", i_pid);
1383 s_filter_params.pes_type = DMX_PES_VIDEO1;
1386 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO1 for PID %d", i_pid);
1387 s_filter_params.pes_type = DMX_PES_AUDIO1;
1390 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT1 for PID %d", i_pid);
1391 s_filter_params.pes_type = DMX_PES_TELETEXT1;
1394 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE1 for PID %d", i_pid);
1395 s_filter_params.pes_type = DMX_PES_SUBTITLE1;
1398 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR1 for PID %d", i_pid);
1399 s_filter_params.pes_type = DMX_PES_PCR1;
1403 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO2 for PID %d", i_pid);
1404 s_filter_params.pes_type = DMX_PES_VIDEO2;
1407 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO2 for PID %d", i_pid);
1408 s_filter_params.pes_type = DMX_PES_AUDIO2;
1411 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT2 for PID %d", i_pid);
1412 s_filter_params.pes_type = DMX_PES_TELETEXT2;
1415 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE2 for PID %d", i_pid);
1416 s_filter_params.pes_type = DMX_PES_SUBTITLE2;
1419 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR2 for PID %d", i_pid);
1420 s_filter_params.pes_type = DMX_PES_PCR2;
1424 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO3 for PID %d", i_pid);
1425 s_filter_params.pes_type = DMX_PES_VIDEO3;
1428 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO3 for PID %d", i_pid);
1429 s_filter_params.pes_type = DMX_PES_AUDIO3;
1432 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT3 for PID %d", i_pid);
1433 s_filter_params.pes_type = DMX_PES_TELETEXT3;
1436 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE3 for PID %d", i_pid);
1437 s_filter_params.pes_type = DMX_PES_SUBTITLE3;
1440 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR3 for PID %d", i_pid);
1441 s_filter_params.pes_type = DMX_PES_PCR3;
1443 /* Usually used by Nova cards */
1446 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_OTHER for PID %d", i_pid);
1447 s_filter_params.pes_type = DMX_PES_OTHER;
1451 /* We then give the order to the device : */
1452 if( (i_ret = ioctl( *pi_fd, DMX_SET_PES_FILTER, &s_filter_params )) < 0 )
1454 msg_Err( p_access, "DMXSetFilter: failed with %d (%m)", i_ret );
1455 return VLC_EGENERIC;
1460 /*****************************************************************************
1461 * DMXUnsetFilter : removes a filter
1462 *****************************************************************************/
1463 int DMXUnsetFilter( access_t * p_access, int i_fd )
1467 if( (i_ret = ioctl( i_fd, DMX_STOP )) < 0 )
1469 msg_Err( p_access, "DMX_STOP failed for demux (%d): %m", i_ret );
1473 msg_Dbg( p_access, "DMXUnsetFilter: closing demux %d", i_fd );
1483 /*****************************************************************************
1485 *****************************************************************************/
1486 int DVROpen( access_t * p_access )
1488 access_sys_t *p_sys = p_access->p_sys;
1489 unsigned int i_adapter, i_device;
1493 var_Get( p_access, "dvb-adapter", &val );
1494 i_adapter = val.i_int;
1495 var_Get( p_access, "dvb-device", &val );
1496 i_device = val.i_int;
1498 if( snprintf( dvr, sizeof(dvr), DVR, i_adapter, i_device )
1499 >= (int)sizeof(dvr) )
1501 msg_Err( p_access, "snprintf() truncated string for DVR" );
1502 dvr[sizeof(dvr) - 1] = '\0';
1505 msg_Dbg( p_access, "Opening device %s", dvr );
1506 if( (p_sys->i_handle = open(dvr, O_RDONLY)) < 0 )
1508 msg_Err( p_access, "DVROpen: opening device failed (%m)" );
1509 return VLC_EGENERIC;
1512 if( fcntl( p_sys->i_handle, F_SETFL, O_NONBLOCK ) == -1 )
1514 msg_Warn( p_access, "DVROpen: couldn't set non-blocking mode (%m)" );
1520 /*****************************************************************************
1522 *****************************************************************************/
1523 void DVRClose( access_t * p_access )
1525 access_sys_t *p_sys = p_access->p_sys;
1527 close( p_sys->i_handle );
1535 /*****************************************************************************
1537 *****************************************************************************/
1538 int CAMOpen( access_t *p_access )
1540 access_sys_t *p_sys = p_access->p_sys;
1542 int i_adapter, i_device;
1545 i_adapter = var_GetInteger( p_access, "dvb-adapter" );
1546 i_device = var_GetInteger( p_access, "dvb-device" );
1548 if( snprintf( ca, sizeof(ca), CA, i_adapter, i_device ) >= (int)sizeof(ca) )
1550 msg_Err( p_access, "snprintf() truncated string for CA" );
1551 ca[sizeof(ca) - 1] = '\0';
1553 memset( &caps, 0, sizeof( ca_caps_t ));
1555 msg_Dbg( p_access, "Opening device %s", ca );
1556 if( (p_sys->i_ca_handle = open(ca, O_RDWR | O_NONBLOCK)) < 0 )
1558 msg_Warn( p_access, "CAMInit: opening CAM device failed (%m)" );
1559 p_sys->i_ca_handle = 0;
1560 return VLC_EGENERIC;
1563 if ( ioctl( p_sys->i_ca_handle, CA_GET_CAP, &caps ) != 0 )
1565 msg_Err( p_access, "CAMInit: ioctl() error getting CAM capabilities" );
1566 close( p_sys->i_ca_handle );
1567 p_sys->i_ca_handle = 0;
1568 return VLC_EGENERIC;
1571 /* Output CA capabilities */
1572 msg_Dbg( p_access, "CAMInit: CA interface with %d %s", caps.slot_num,
1573 caps.slot_num == 1 ? "slot" : "slots" );
1574 if ( caps.slot_type & CA_CI )
1575 msg_Dbg( p_access, "CAMInit: CI high level interface type" );
1576 if ( caps.slot_type & CA_CI_LINK )
1577 msg_Dbg( p_access, "CAMInit: CI link layer level interface type" );
1578 if ( caps.slot_type & CA_CI_PHYS )
1579 msg_Dbg( p_access, "CAMInit: CI physical layer level interface type (not supported) " );
1580 if ( caps.slot_type & CA_DESCR )
1581 msg_Dbg( p_access, "CAMInit: built-in descrambler detected" );
1582 if ( caps.slot_type & CA_SC )
1583 msg_Dbg( p_access, "CAMInit: simple smart card interface" );
1585 msg_Dbg( p_access, "CAMInit: %d available %s", caps.descr_num,
1586 caps.descr_num == 1 ? "descrambler (key)" : "descramblers (keys)" );
1587 if ( caps.descr_type & CA_ECD )
1588 msg_Dbg( p_access, "CAMInit: ECD scrambling system supported" );
1589 if ( caps.descr_type & CA_NDS )
1590 msg_Dbg( p_access, "CAMInit: NDS scrambling system supported" );
1591 if ( caps.descr_type & CA_DSS )
1592 msg_Dbg( p_access, "CAMInit: DSS scrambling system supported" );
1594 if ( caps.slot_num == 0 )
1596 msg_Err( p_access, "CAMInit: CAM module with no slots" );
1597 close( p_sys->i_ca_handle );
1598 p_sys->i_ca_handle = 0;
1599 return VLC_EGENERIC;
1602 if( caps.slot_type & CA_CI_LINK )
1604 p_sys->i_ca_type = CA_CI_LINK;
1606 else if( caps.slot_type & CA_CI )
1608 p_sys->i_ca_type = CA_CI;
1612 p_sys->i_ca_type = -1;
1613 msg_Err( p_access, "CAMInit: incompatible CAM interface" );
1614 close( p_sys->i_ca_handle );
1615 p_sys->i_ca_handle = 0;
1616 return VLC_EGENERIC;
1619 p_sys->i_nb_slots = caps.slot_num;
1620 memset( p_sys->pb_active_slot, 0, sizeof(bool) * MAX_CI_SLOTS );
1621 memset( p_sys->pb_slot_mmi_expected, 0, sizeof(bool) * MAX_CI_SLOTS );
1622 memset( p_sys->pb_slot_mmi_undisplayed, 0,
1623 sizeof(bool) * MAX_CI_SLOTS );
1625 return en50221_Init( p_access );
1628 /*****************************************************************************
1630 *****************************************************************************/
1631 int CAMPoll( access_t * p_access )
1633 access_sys_t *p_sys = p_access->p_sys;
1634 int i_ret = VLC_EGENERIC;
1636 if ( p_sys->i_ca_handle == 0 )
1638 return VLC_EGENERIC;
1641 switch( p_sys->i_ca_type )
1644 i_ret = en50221_Poll( p_access );
1647 i_ret = VLC_SUCCESS;
1650 msg_Err( p_access, "CAMPoll: This should not happen" );
1658 /*****************************************************************************
1660 *****************************************************************************/
1661 void CAMStatus( access_t * p_access )
1663 access_sys_t *p_sys = p_access->p_sys;
1668 if ( p_sys->psz_request != NULL && *p_sys->psz_request )
1670 /* Check if we have an undisplayed MMI message : in that case we ignore
1671 * the user input to avoid confusing the CAM. */
1672 for ( i_slot = 0; i_slot < p_sys->i_nb_slots; i_slot++ )
1674 if ( p_sys->pb_slot_mmi_undisplayed[i_slot] == true )
1676 p_sys->psz_request = NULL;
1678 "ignoring user request because of a new MMI object" );
1684 if ( p_sys->psz_request != NULL && *p_sys->psz_request )
1686 /* We have a mission to accomplish. */
1687 en50221_mmi_object_t mmi_object;
1688 char *psz_request = p_sys->psz_request;
1689 char psz_value[255];
1693 p_sys->psz_request = NULL;
1695 if ( HTTPExtractValue( psz_request, "slot", psz_value,
1696 sizeof(psz_value) ) == NULL )
1698 p_sys->psz_mmi_info = strdup( "invalid request parameter\n" );
1701 i_slot = atoi(psz_value);
1703 if ( HTTPExtractValue( psz_request, "open", psz_value,
1704 sizeof(psz_value) ) != NULL )
1706 en50221_OpenMMI( p_access, i_slot );
1710 if ( HTTPExtractValue( psz_request, "close", psz_value,
1711 sizeof(psz_value) ) != NULL )
1713 en50221_CloseMMI( p_access, i_slot );
1717 if ( HTTPExtractValue( psz_request, "cancel", psz_value,
1718 sizeof(psz_value) ) == NULL )
1723 if ( HTTPExtractValue( psz_request, "type", psz_value,
1724 sizeof(psz_value) ) == NULL )
1726 p_sys->psz_mmi_info = strdup( "invalid request parameter\n" );
1730 if ( !strcmp( psz_value, "enq" ) )
1732 mmi_object.i_object_type = EN50221_MMI_ANSW;
1733 mmi_object.u.answ.b_ok = b_ok;
1734 if ( b_ok == false )
1736 mmi_object.u.answ.psz_answ = strdup("");
1740 if ( HTTPExtractValue( psz_request, "answ", psz_value,
1741 sizeof(psz_value) ) == NULL )
1743 p_sys->psz_mmi_info = strdup( "invalid request parameter\n" );
1747 mmi_object.u.answ.psz_answ = strdup(psz_value);
1752 mmi_object.i_object_type = EN50221_MMI_MENU_ANSW;
1753 if ( b_ok == false )
1755 mmi_object.u.menu_answ.i_choice = 0;
1759 if ( HTTPExtractValue( psz_request, "choice", psz_value,
1760 sizeof(psz_value) ) == NULL )
1761 mmi_object.u.menu_answ.i_choice = 0;
1763 mmi_object.u.menu_answ.i_choice = atoi(psz_value);
1767 en50221_SendMMIObject( p_access, i_slot, &mmi_object );
1771 /* Check that we have all necessary MMI information. */
1772 for ( i_slot = 0; i_slot < p_sys->i_nb_slots; i_slot++ )
1774 if ( p_sys->pb_slot_mmi_expected[i_slot] == true )
1778 p = p_sys->psz_mmi_info = malloc( 10000 );
1780 if ( ioctl( p_sys->i_ca_handle, CA_GET_CAP, &caps ) != 0 )
1783 strerror_r( errno, buf, sizeof( buf ) );
1784 p += sprintf( p, "ioctl CA_GET_CAP failed (%s)\n", buf );
1788 /* Output CA capabilities */
1789 p += sprintf( p, "CA interface with %d %s, type:\n<table>", caps.slot_num,
1790 caps.slot_num == 1 ? "slot" : "slots" );
1791 #define CHECK_CAPS( x, s ) \
1792 if ( caps.slot_type & (CA_##x) ) \
1793 p += sprintf( p, "<tr><td>" s "</td></tr>\n" );
1795 CHECK_CAPS( CI, "CI high level interface" );
1796 CHECK_CAPS( CI_LINK, "CI link layer level interface" );
1797 CHECK_CAPS( CI_PHYS, "CI physical layer level interface (not supported)" );
1798 CHECK_CAPS( DESCR, "built-in descrambler" );
1799 CHECK_CAPS( SC, "simple smartcard interface" );
1802 p += sprintf( p, "</table>%d available %s\n<table>", caps.descr_num,
1803 caps.descr_num == 1 ? "descrambler (key)" : "descramblers (keys)" );
1804 #define CHECK_DESC( x ) \
1805 if ( caps.descr_type & (CA_##x) ) \
1806 p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
1813 p += sprintf( p, "</table>" );
1815 for ( i_slot = 0; i_slot < p_sys->i_nb_slots; i_slot++ )
1817 ca_slot_info_t sinfo;
1819 p_sys->pb_slot_mmi_undisplayed[i_slot] = false;
1820 p += sprintf( p, "<p>CA slot #%d: ", i_slot );
1823 if ( ioctl( p_sys->i_ca_handle, CA_GET_SLOT_INFO, &sinfo ) != 0 )
1826 strerror_r( errno, buf, sizeof( buf ) );
1827 p += sprintf( p, "ioctl CA_GET_SLOT_INFO failed (%s)<br>\n", buf );
1831 #define CHECK_TYPE( x, s ) \
1832 if ( sinfo.type & (CA_##x) ) \
1833 p += sprintf( p, "%s", s );
1835 CHECK_TYPE( CI, "high level, " );
1836 CHECK_TYPE( CI_LINK, "link layer level, " );
1837 CHECK_TYPE( CI_PHYS, "physical layer level, " );
1840 if ( sinfo.flags & CA_CI_MODULE_READY )
1842 en50221_mmi_object_t *p_object = en50221_GetMMIObject( p_access,
1845 p += sprintf( p, "module present and ready<p>\n" );
1846 p += sprintf( p, "<form action=index.html method=get>\n" );
1847 p += sprintf( p, "<input type=hidden name=slot value=\"%d\">\n",
1850 if ( p_object == NULL )
1852 p += sprintf( p, "<input type=submit name=open value=\"Open session\">\n" );
1856 switch ( p_object->i_object_type )
1858 case EN50221_MMI_ENQ:
1859 p += sprintf( p, "<input type=hidden name=type value=enq>\n" );
1860 p += sprintf( p, "<table border=1><tr><th>%s</th></tr>\n",
1861 p_object->u.enq.psz_text );
1862 if ( p_object->u.enq.b_blind == false )
1863 p += sprintf( p, "<tr><td><input type=text name=answ></td></tr>\n" );
1865 p += sprintf( p, "<tr><td><input type=password name=answ></td></tr>\n" );
1868 case EN50221_MMI_MENU:
1869 p += sprintf( p, "<input type=hidden name=type value=menu>\n" );
1870 p += sprintf( p, "<table border=1><tr><th>%s</th></tr>\n",
1871 p_object->u.menu.psz_title );
1872 p += sprintf( p, "<tr><td>%s</td></tr><tr><td>\n",
1873 p_object->u.menu.psz_subtitle );
1874 for ( i = 0; i < p_object->u.menu.i_choices; i++ )
1875 p += sprintf( p, "<input type=radio name=choice value=\"%d\">%s<br>\n", i + 1, p_object->u.menu.ppsz_choices[i] );
1876 p += sprintf( p, "</td></tr><tr><td>%s</td></tr>\n",
1877 p_object->u.menu.psz_bottom );
1880 case EN50221_MMI_LIST:
1881 p += sprintf( p, "<input type=hidden name=type value=menu>\n" );
1882 p += sprintf( p, "<input type=hidden name=choice value=0>\n" );
1883 p += sprintf( p, "<table border=1><tr><th>%s</th></tr>\n",
1884 p_object->u.menu.psz_title );
1885 p += sprintf( p, "<tr><td>%s</td></tr><tr><td>\n",
1886 p_object->u.menu.psz_subtitle );
1887 for ( i = 0; i < p_object->u.menu.i_choices; i++ )
1888 p += sprintf( p, "%s<br>\n",
1889 p_object->u.menu.ppsz_choices[i] );
1890 p += sprintf( p, "</td></tr><tr><td>%s</td></tr>\n",
1891 p_object->u.menu.psz_bottom );
1895 p += sprintf( p, "<table><tr><th>Unknown MMI object type</th></tr>\n" );
1898 p += sprintf( p, "</table><p><input type=submit name=ok value=\"OK\">\n" );
1899 p += sprintf( p, "<input type=submit name=cancel value=\"Cancel\">\n" );
1900 p += sprintf( p, "<input type=submit name=close value=\"Close Session\">\n" );
1902 p += sprintf( p, "</form>\n" );
1904 else if ( sinfo.flags & CA_CI_MODULE_PRESENT )
1905 p += sprintf( p, "module present, not ready<br>\n" );
1907 p += sprintf( p, "module not present<br>\n" );
1911 vlc_mutex_lock( &p_sys->httpd_mutex );
1912 p_sys->b_request_mmi_info = false;
1913 vlc_cond_signal( &p_sys->httpd_cond );
1914 vlc_mutex_unlock( &p_sys->httpd_mutex );
1918 /*****************************************************************************
1920 *****************************************************************************/
1921 int CAMSet( access_t * p_access, dvbpsi_pmt_t *p_pmt )
1923 access_sys_t *p_sys = p_access->p_sys;
1925 if( p_sys->i_ca_handle == 0 )
1927 dvbpsi_DeletePMT( p_pmt );
1928 return VLC_EGENERIC;
1931 en50221_SetCAPMT( p_access, p_pmt );
1936 /*****************************************************************************
1938 *****************************************************************************/
1939 void CAMClose( access_t * p_access )
1941 access_sys_t *p_sys = p_access->p_sys;
1943 en50221_End( p_access );
1945 if ( p_sys->i_ca_handle )
1947 close( p_sys->i_ca_handle );