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 *****************************************************************************/
28 #include <vlc_access.h>
29 #include <sys/ioctl.h>
32 #include <sys/types.h>
40 /* DVB Card Drivers */
41 #include <linux/dvb/version.h>
42 #include <linux/dvb/dmx.h>
43 #include <linux/dvb/frontend.h>
44 #include <linux/dvb/ca.h>
46 /* Include dvbpsi headers */
47 #ifdef HAVE_DVBPSI_DR_H
48 # include <dvbpsi/dvbpsi.h>
49 # include <dvbpsi/descriptor.h>
50 # include <dvbpsi/pat.h>
51 # include <dvbpsi/pmt.h>
52 # include <dvbpsi/dr.h>
53 # include <dvbpsi/psi.h>
56 # include "descriptor.h"
57 # include "tables/pat.h"
58 # include "tables/pmt.h"
59 # include "descriptors/dr.h"
64 # include "vlc_httpd.h"
74 fe_status_t i_last_status;
75 struct dvb_frontend_info info;
78 #define FRONTEND_LOCK_TIMEOUT 10000000 /* 10 s */
80 /* Local prototypes */
81 static int FrontendInfo( access_t * );
82 static int FrontendSetQPSK( access_t * );
83 static int FrontendSetQAM( access_t * );
84 static int FrontendSetOFDM( access_t * );
85 static int FrontendSetATSC( access_t * );
87 /*****************************************************************************
88 * FrontendOpen : Determine frontend device information and capabilities
89 *****************************************************************************/
90 int E_(FrontendOpen)( access_t *p_access )
92 access_sys_t *p_sys = p_access->p_sys;
93 frontend_t * p_frontend;
94 unsigned int i_adapter, i_device;
98 i_adapter = var_GetInteger( p_access, "dvb-adapter" );
99 i_device = var_GetInteger( p_access, "dvb-device" );
100 b_probe = var_GetBool( p_access, "dvb-probe" );
102 if( snprintf( frontend, sizeof(frontend), FRONTEND, i_adapter, i_device ) >= (int)sizeof(frontend) )
104 msg_Err( p_access, "snprintf() truncated string for FRONTEND" );
105 frontend[sizeof(frontend) - 1] = '\0';
108 p_sys->p_frontend = p_frontend = malloc( sizeof(frontend_t) );
110 msg_Dbg( p_access, "Opening device %s", frontend );
111 if( (p_sys->i_frontend_handle = open(frontend, O_RDWR | O_NONBLOCK)) < 0 )
113 msg_Err( p_access, "FrontEndOpen: opening device failed (%s)",
121 const char * psz_expected = NULL;
122 const char * psz_real;
124 if( FrontendInfo( p_access ) < 0 )
126 close( p_sys->i_frontend_handle );
131 switch( p_frontend->info.type )
146 psz_real = "unknown";
150 if( (!strncmp( p_access->psz_access, "qpsk", 4 ) ||
151 !strncmp( p_access->psz_access, "dvb-s", 5 ) ||
152 !strncmp( p_access->psz_access, "satellite", 9 ) ) &&
153 (p_frontend->info.type != FE_QPSK) )
155 psz_expected = "DVB-S";
157 if( (!strncmp( p_access->psz_access, "cable", 5 ) ||
158 !strncmp( p_access->psz_access, "dvb-c", 5 ) ) &&
159 (p_frontend->info.type != FE_QAM) )
161 psz_expected = "DVB-C";
163 if( (!strncmp( p_access->psz_access, "terrestrial", 11 ) ||
164 !strncmp( p_access->psz_access, "dvb-t", 5 ) ) &&
165 (p_frontend->info.type != FE_OFDM) )
167 psz_expected = "DVB-T";
170 if( (!strncmp( p_access->psz_access, "usdigital", 9 ) ||
171 !strncmp( p_access->psz_access, "atsc", 4 ) ) &&
172 (p_frontend->info.type != FE_ATSC) )
174 psz_expected = "ATSC";
177 if( psz_expected != NULL )
179 msg_Err( p_access, "the user asked for %s, and the tuner is %s",
180 psz_expected, psz_real );
181 close( p_sys->i_frontend_handle );
186 else /* no frontend probing is done so use default border values. */
188 msg_Dbg( p_access, "using default values for frontend info" );
190 msg_Dbg( p_access, "method of access is %s", p_access->psz_access );
191 p_frontend->info.type = FE_QPSK;
192 if( !strncmp( p_access->psz_access, "qpsk", 4 ) ||
193 !strncmp( p_access->psz_access, "dvb-s", 5 ) )
194 p_frontend->info.type = FE_QPSK;
195 else if( !strncmp( p_access->psz_access, "cable", 5 ) ||
196 !strncmp( p_access->psz_access, "dvb-c", 5 ) )
197 p_frontend->info.type = FE_QAM;
198 else if( !strncmp( p_access->psz_access, "terrestrial", 11 ) ||
199 !strncmp( p_access->psz_access, "dvb-t", 5 ) )
200 p_frontend->info.type = FE_OFDM;
201 else if( !strncmp( p_access->psz_access, "usdigital", 9 ) ||
202 !strncmp( p_access->psz_access, "atsc", 4 ) )
203 p_frontend->info.type = FE_ATSC;
209 /*****************************************************************************
210 * FrontendClose : Close the frontend
211 *****************************************************************************/
212 void E_(FrontendClose)( access_t *p_access )
214 access_sys_t *p_sys = p_access->p_sys;
216 if( p_sys->p_frontend )
218 close( p_sys->i_frontend_handle );
219 free( p_sys->p_frontend );
221 p_sys->p_frontend = NULL;
225 /*****************************************************************************
226 * FrontendSet : Tune !
227 *****************************************************************************/
228 int E_(FrontendSet)( access_t *p_access )
230 access_sys_t *p_sys = p_access->p_sys;
232 switch( p_sys->p_frontend->info.type )
236 if( FrontendSetQPSK( p_access ) < 0 )
238 msg_Err( p_access, "DVB-S: tuning failed" );
245 if( FrontendSetQAM( p_access ) < 0 )
247 msg_Err( p_access, "DVB-C: tuning failed" );
254 if( FrontendSetOFDM( p_access ) < 0 )
256 msg_Err( p_access, "DVB-T: tuning failed" );
263 if( FrontendSetATSC( p_access ) < 0 )
265 msg_Err( p_access, "ATSC: tuning failed" );
271 msg_Err( p_access, "Could not determine frontend type on %s",
272 p_sys->p_frontend->info.name );
275 p_sys->p_frontend->i_last_status = 0;
276 p_sys->i_frontend_timeout = mdate() + FRONTEND_LOCK_TIMEOUT;
280 /*****************************************************************************
281 * FrontendPoll : Poll for frontend events
282 *****************************************************************************/
283 void E_(FrontendPoll)( access_t *p_access )
285 access_sys_t *p_sys = p_access->p_sys;
286 frontend_t * p_frontend = p_sys->p_frontend;
287 struct dvb_frontend_event event;
288 fe_status_t i_status, i_diff;
292 int i_ret = ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event );
296 if( errno == EWOULDBLOCK )
297 return; /* no more events */
299 msg_Err( p_access, "reading frontend event failed (%d) %s",
300 i_ret, strerror(errno) );
304 i_status = event.status;
305 i_diff = i_status ^ p_frontend->i_last_status;
306 p_frontend->i_last_status = i_status;
311 if ( i_diff & (x) ) \
313 if ( i_status & (x) )
315 IF_UP( FE_HAS_SIGNAL )
316 msg_Dbg( p_access, "frontend has acquired signal" );
318 msg_Dbg( p_access, "frontend has lost signal" );
320 IF_UP( FE_HAS_CARRIER )
321 msg_Dbg( p_access, "frontend has acquired carrier" );
323 msg_Dbg( p_access, "frontend has lost carrier" );
325 IF_UP( FE_HAS_VITERBI )
326 msg_Dbg( p_access, "frontend has acquired stable FEC" );
328 msg_Dbg( p_access, "frontend has lost FEC" );
331 msg_Dbg( p_access, "frontend has acquired sync" );
333 msg_Dbg( p_access, "frontend has lost sync" );
338 msg_Dbg( p_access, "frontend has acquired lock" );
339 p_sys->i_frontend_timeout = 0;
341 /* Read some statistics */
342 if( ioctl( p_sys->i_frontend_handle, FE_READ_BER, &i_value ) >= 0 )
343 msg_Dbg( p_access, "- Bit error rate: %d", i_value );
344 if( ioctl( p_sys->i_frontend_handle, FE_READ_SIGNAL_STRENGTH, &i_value ) >= 0 )
345 msg_Dbg( p_access, "- Signal strength: %d", i_value );
346 if( ioctl( p_sys->i_frontend_handle, FE_READ_SNR, &i_value ) >= 0 )
347 msg_Dbg( p_access, "- SNR: %d", i_value );
351 msg_Dbg( p_access, "frontend has lost lock" );
352 p_sys->i_frontend_timeout = mdate() + FRONTEND_LOCK_TIMEOUT;
357 /* The frontend was reinited. */
358 msg_Warn( p_access, "reiniting frontend");
359 E_(FrontendSet)( p_access );
367 /*****************************************************************************
368 * FrontendStatus : Read frontend status
369 *****************************************************************************/
370 void E_(FrontendStatus)( access_t *p_access )
372 access_sys_t *p_sys = p_access->p_sys;
373 frontend_t *p_frontend = p_sys->p_frontend;
374 char *p = p_sys->psz_frontend_info = malloc( 10000 );
375 fe_status_t i_status;
378 /* Determine type of frontend */
379 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_GET_INFO,
380 &p_frontend->info )) < 0 )
382 p += sprintf( p, "ioctl FE_GET_INFO failed (%d) %s\n", i_ret,
387 /* Print out frontend capabilities. */
388 p += sprintf( p, "<table border=1><tr><th>name</th><td>%s</td></tr>\n",
389 p_frontend->info.name );
390 switch( p_frontend->info.type )
393 p += sprintf( p, "<tr><th>type</th><td>QPSK (DVB-S)</td></tr>\n" );
396 p += sprintf( p, "<tr><th>type</th><td>QAM (DVB-C)</td></tr>\n" );
399 p += sprintf( p, "<tr><th>type</th><td>OFDM (DVB-T)</td></tr>\n" );
401 #if 0 /* DVB_API_VERSION == 3 */
403 p += sprintf( p, "<tr><th>type</th><td>MEMORY</td></tr>\n" );
406 p += sprintf( p, "<tr><th>type</th><td>NETWORK</td></tr>\n" );
410 p += sprintf( p, "<tr><th>type</th><td>UNKNOWN (%d)</td></tr>\n",
411 p_frontend->info.type );
414 #define CHECK_INFO( x ) \
416 "<tr><th>" STRINGIFY(x) "</th><td>%u</td></tr>\n", \
417 p_frontend->info.x );
419 CHECK_INFO( frequency_min );
420 CHECK_INFO( frequency_max );
421 CHECK_INFO( frequency_stepsize );
422 CHECK_INFO( frequency_tolerance );
423 CHECK_INFO( symbol_rate_min );
424 CHECK_INFO( symbol_rate_max );
425 CHECK_INFO( symbol_rate_tolerance );
426 CHECK_INFO( notifier_delay );
429 p += sprintf( p, "</table><p>Frontend capability list:\n<table border=1>" );
431 #define CHECK_CAPS( x ) \
432 if ( p_frontend->info.caps & (FE_##x) ) \
433 p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
435 CHECK_CAPS( IS_STUPID );
436 CHECK_CAPS( CAN_INVERSION_AUTO );
437 CHECK_CAPS( CAN_FEC_1_2 );
438 CHECK_CAPS( CAN_FEC_2_3 );
439 CHECK_CAPS( CAN_FEC_3_4 );
440 CHECK_CAPS( CAN_FEC_4_5 );
441 CHECK_CAPS( CAN_FEC_5_6 );
442 CHECK_CAPS( CAN_FEC_6_7 );
443 CHECK_CAPS( CAN_FEC_7_8 );
444 CHECK_CAPS( CAN_FEC_8_9 );
445 CHECK_CAPS( CAN_FEC_AUTO );
446 CHECK_CAPS( CAN_QPSK );
447 CHECK_CAPS( CAN_QAM_16 );
448 CHECK_CAPS( CAN_QAM_32 );
449 CHECK_CAPS( CAN_QAM_64 );
450 CHECK_CAPS( CAN_QAM_128 );
451 CHECK_CAPS( CAN_QAM_256 );
452 CHECK_CAPS( CAN_QAM_AUTO );
453 CHECK_CAPS( CAN_TRANSMISSION_MODE_AUTO );
454 CHECK_CAPS( CAN_BANDWIDTH_AUTO );
455 CHECK_CAPS( CAN_GUARD_INTERVAL_AUTO );
456 CHECK_CAPS( CAN_HIERARCHY_AUTO );
457 CHECK_CAPS( CAN_MUTE_TS );
458 CHECK_CAPS( CAN_RECOVER );
459 #if 0 /* Disabled because of older distributions */
460 CHECK_CAPS( CAN_CLEAN_SETUP );
464 p += sprintf( p, "</table><p>Current frontend status:\n<table border=1>" );
466 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_READ_STATUS, &i_status ))
469 p += sprintf( p, "</table>ioctl FE_READ_STATUS failed (%d) %s\n", i_ret,
474 #define CHECK_STATUS( x ) \
475 if ( i_status & (FE_##x) ) \
476 p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
478 CHECK_STATUS( HAS_SIGNAL );
479 CHECK_STATUS( HAS_CARRIER );
480 CHECK_STATUS( HAS_VITERBI );
481 CHECK_STATUS( HAS_SYNC );
482 CHECK_STATUS( HAS_LOCK );
483 CHECK_STATUS( REINIT );
485 p += sprintf( p, "<tr><td>Tuning failed</td></tr>\n" );
488 if ( i_status & FE_HAS_LOCK )
491 p += sprintf( p, "</table><p>Signal status:\n<table border=1>" );
492 if( ioctl( p_sys->i_frontend_handle, FE_READ_BER, &i_value ) >= 0 )
493 p += sprintf( p, "<tr><th>Bit error rate</th><td>%d</td></tr>\n",
495 if( ioctl( p_sys->i_frontend_handle, FE_READ_SIGNAL_STRENGTH,
497 p += sprintf( p, "<tr><th>Signal strength</th><td>%d</td></tr>\n",
499 if( ioctl( p_sys->i_frontend_handle, FE_READ_SNR, &i_value ) >= 0 )
500 p += sprintf( p, "<tr><th>SNR</th><td>%d</td></tr>\n",
503 p += sprintf( p, "</table>" );
506 vlc_mutex_lock( &p_sys->httpd_mutex );
507 p_sys->b_request_frontend_info = VLC_FALSE;
508 vlc_cond_signal( &p_sys->httpd_cond );
509 vlc_mutex_unlock( &p_sys->httpd_mutex );
513 /*****************************************************************************
514 * FrontendInfo : Return information about given frontend
515 *****************************************************************************/
516 static int FrontendInfo( access_t *p_access )
518 access_sys_t *p_sys = p_access->p_sys;
519 frontend_t *p_frontend = p_sys->p_frontend;
522 /* Determine type of frontend */
523 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_GET_INFO,
524 &p_frontend->info )) < 0 )
526 msg_Err( p_access, "ioctl FE_GET_INFO failed (%d) %s", i_ret,
531 /* Print out frontend capabilities. */
532 msg_Dbg(p_access, "Frontend Info:" );
533 msg_Dbg(p_access, " name = %s", p_frontend->info.name );
534 switch( p_frontend->info.type )
537 msg_Dbg( p_access, " type = QPSK (DVB-S)" );
540 msg_Dbg( p_access, " type = QAM (DVB-C)" );
543 msg_Dbg( p_access, " type = OFDM (DVB-T)" );
546 msg_Dbg( p_access, " type = ATSC (USA)" );
548 #if 0 /* DVB_API_VERSION == 3 */
550 msg_Dbg(p_access, " type = MEMORY" );
553 msg_Dbg(p_access, " type = NETWORK" );
557 msg_Err( p_access, " unknown frontend type (%d)",
558 p_frontend->info.type );
561 msg_Dbg(p_access, " frequency_min = %u (kHz)",
562 p_frontend->info.frequency_min);
563 msg_Dbg(p_access, " frequency_max = %u (kHz)",
564 p_frontend->info.frequency_max);
565 msg_Dbg(p_access, " frequency_stepsize = %u",
566 p_frontend->info.frequency_stepsize);
567 msg_Dbg(p_access, " frequency_tolerance = %u",
568 p_frontend->info.frequency_tolerance);
569 msg_Dbg(p_access, " symbol_rate_min = %u (kHz)",
570 p_frontend->info.symbol_rate_min);
571 msg_Dbg(p_access, " symbol_rate_max = %u (kHz)",
572 p_frontend->info.symbol_rate_max);
573 msg_Dbg(p_access, " symbol_rate_tolerance (ppm) = %u",
574 p_frontend->info.symbol_rate_tolerance);
575 msg_Dbg(p_access, " notifier_delay (ms) = %u",
576 p_frontend->info.notifier_delay );
578 msg_Dbg(p_access, "Frontend Info capability list:");
579 if( p_frontend->info.caps & FE_IS_STUPID)
580 msg_Dbg(p_access, " no capabilities - frontend is stupid!");
581 if( p_frontend->info.caps & FE_CAN_INVERSION_AUTO)
582 msg_Dbg(p_access, " inversion auto");
583 if( p_frontend->info.caps & FE_CAN_FEC_1_2)
584 msg_Dbg(p_access, " forward error correction 1/2");
585 if( p_frontend->info.caps & FE_CAN_FEC_2_3)
586 msg_Dbg(p_access, " forward error correction 2/3");
587 if( p_frontend->info.caps & FE_CAN_FEC_3_4)
588 msg_Dbg(p_access, " forward error correction 3/4");
589 if( p_frontend->info.caps & FE_CAN_FEC_4_5)
590 msg_Dbg(p_access, " forward error correction 4/5");
591 if( p_frontend->info.caps & FE_CAN_FEC_5_6)
592 msg_Dbg(p_access, " forward error correction 5/6");
593 if( p_frontend->info.caps & FE_CAN_FEC_6_7)
594 msg_Dbg(p_access, " forward error correction 6/7");
595 if( p_frontend->info.caps & FE_CAN_FEC_7_8)
596 msg_Dbg(p_access, " forward error correction 7/8");
597 if( p_frontend->info.caps & FE_CAN_FEC_8_9)
598 msg_Dbg(p_access, " forward error correction 8/9");
599 if( p_frontend->info.caps & FE_CAN_FEC_AUTO)
600 msg_Dbg(p_access, " forward error correction auto");
601 if( p_frontend->info.caps & FE_CAN_QPSK)
602 msg_Dbg(p_access, " card can do QPSK");
603 if( p_frontend->info.caps & FE_CAN_QAM_16)
604 msg_Dbg(p_access, " card can do QAM 16");
605 if( p_frontend->info.caps & FE_CAN_QAM_32)
606 msg_Dbg(p_access, " card can do QAM 32");
607 if( p_frontend->info.caps & FE_CAN_QAM_64)
608 msg_Dbg(p_access, " card can do QAM 64");
609 if( p_frontend->info.caps & FE_CAN_QAM_128)
610 msg_Dbg(p_access, " card can do QAM 128");
611 if( p_frontend->info.caps & FE_CAN_QAM_256)
612 msg_Dbg(p_access, " card can do QAM 256");
613 if( p_frontend->info.caps & FE_CAN_QAM_AUTO)
614 msg_Dbg(p_access, " card can do QAM auto");
615 if( p_frontend->info.caps & FE_CAN_TRANSMISSION_MODE_AUTO)
616 msg_Dbg(p_access, " transmission mode auto");
617 if( p_frontend->info.caps & FE_CAN_BANDWIDTH_AUTO)
618 msg_Dbg(p_access, " bandwidth mode auto");
619 if( p_frontend->info.caps & FE_CAN_GUARD_INTERVAL_AUTO)
620 msg_Dbg(p_access, " guard interval mode auto");
621 if( p_frontend->info.caps & FE_CAN_HIERARCHY_AUTO)
622 msg_Dbg(p_access, " hierarchy mode auto");
623 if( p_frontend->info.caps & FE_CAN_MUTE_TS)
624 msg_Dbg(p_access, " card can mute TS");
625 if( p_frontend->info.caps & FE_CAN_RECOVER)
626 msg_Dbg(p_access, " card can recover from a cable unplug");
627 if( p_frontend->info.caps & FE_CAN_8VSB)
628 msg_Dbg(p_access, " card can do 8vsb");
629 if( p_frontend->info.caps & FE_CAN_16VSB)
630 msg_Dbg(p_access, " card can do 16vsb");
631 msg_Dbg(p_access, "End of capability list");
636 /*****************************************************************************
637 * Decoding the DVB parameters (common)
638 *****************************************************************************/
639 static fe_spectral_inversion_t DecodeInversion( access_t *p_access )
642 fe_spectral_inversion_t fe_inversion = 0;
644 var_Get( p_access, "dvb-inversion", &val );
645 msg_Dbg( p_access, "using inversion=%d", val.i_int );
649 case 0: fe_inversion = INVERSION_OFF; break;
650 case 1: fe_inversion = INVERSION_ON; break;
651 case 2: fe_inversion = INVERSION_AUTO; break;
653 msg_Dbg( p_access, "dvb has inversion not set, using auto");
654 fe_inversion = INVERSION_AUTO;
660 static fe_code_rate_t DecodeFEC( access_t *p_access, int i_val )
662 fe_code_rate_t fe_fec = FEC_NONE;
664 msg_Dbg( p_access, "using fec=%d", i_val );
668 case 0: fe_fec = FEC_NONE; break;
669 case 1: fe_fec = FEC_1_2; break;
670 case 2: fe_fec = FEC_2_3; break;
671 case 3: fe_fec = FEC_3_4; break;
672 case 4: fe_fec = FEC_4_5; break;
673 case 5: fe_fec = FEC_5_6; break;
674 case 6: fe_fec = FEC_6_7; break;
675 case 7: fe_fec = FEC_7_8; break;
676 case 8: fe_fec = FEC_8_9; break;
677 case 9: fe_fec = FEC_AUTO; break;
681 msg_Err( p_access, "argument has invalid FEC (%d)", i_val);
687 static fe_modulation_t DecodeModulationQAM( access_t *p_access )
689 switch( var_GetInteger( p_access, "dvb-modulation" ) )
691 case 0: return QAM_AUTO;
692 case 16: return QAM_16;
693 case 32: return QAM_32;
694 case 64: return QAM_64;
695 case 128: return QAM_128;
696 case 256: return QAM_256;
698 msg_Dbg( p_access, "QAM modulation not set, using auto");
702 static fe_modulation_t DecodeModulationOFDM( access_t *p_access )
704 switch( var_GetInteger( p_access, "dvb-modulation" ) )
706 case -1: return QPSK;
707 case 0: return QAM_AUTO;
708 case 16: return QAM_16;
709 case 32: return QAM_32;
710 case 64: return QAM_64;
711 case 128: return QAM_128;
712 case 256: return QAM_256;
714 msg_Dbg( p_access, "OFDM modulation not set, using QAM auto");
718 static fe_modulation_t DecodeModulationATSC( access_t *p_access )
720 switch( var_GetInteger( p_access, "dvb-modulation" ) )
722 case 8: return VSB_8;
723 case 16: return VSB_16;
725 msg_Dbg( p_access, "ATSC modulation not set, using VSB 8");
730 /*****************************************************************************
731 * FrontendSetQPSK : controls the FE device
732 *****************************************************************************/
733 static fe_sec_voltage_t DecodeVoltage( access_t *p_access )
736 fe_sec_voltage_t fe_voltage;
738 var_Get( p_access, "dvb-voltage", &val );
739 msg_Dbg( p_access, "using voltage=%d", val.i_int );
743 case 0: fe_voltage = SEC_VOLTAGE_OFF; break;
744 case 13: fe_voltage = SEC_VOLTAGE_13; break;
745 case 18: fe_voltage = SEC_VOLTAGE_18; break;
747 fe_voltage = SEC_VOLTAGE_OFF;
748 msg_Err( p_access, "argument has invalid voltage (%d)", val.i_int );
754 static fe_sec_tone_mode_t DecodeTone( access_t *p_access )
757 fe_sec_tone_mode_t fe_tone;
759 var_Get( p_access, "dvb-tone", &val );
760 msg_Dbg( p_access, "using tone=%d", val.i_int );
764 case 0: fe_tone = SEC_TONE_OFF; break;
765 case 1: fe_tone = SEC_TONE_ON; break;
767 fe_tone = SEC_TONE_OFF;
768 msg_Err( p_access, "argument has invalid tone mode (%d)", val.i_int);
776 struct dvb_diseqc_master_cmd cmd;
780 static int DoDiseqc( access_t *p_access )
782 access_sys_t *p_sys = p_access->p_sys;
784 int i_frequency, i_lnb_slof;
785 fe_sec_voltage_t fe_voltage;
786 fe_sec_tone_mode_t fe_tone;
789 var_Get( p_access, "dvb-frequency", &val );
790 i_frequency = val.i_int;
791 var_Get( p_access, "dvb-lnb-slof", &val );
792 i_lnb_slof = val.i_int;
794 var_Get( p_access, "dvb-tone", &val );
795 if( val.i_int == -1 /* auto */ )
797 if( i_frequency >= i_lnb_slof )
801 var_Set( p_access, "dvb-tone", val );
804 fe_voltage = DecodeVoltage( p_access );
805 fe_tone = DecodeTone( p_access );
807 /* Switch off continuous tone. */
808 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_SET_TONE, SEC_TONE_OFF )) < 0 )
810 msg_Err( p_access, "ioctl FE_SET_TONE failed, tone=%s (%d) %s",
811 fe_tone == SEC_TONE_ON ? "on" : "off", i_err,
816 /* Configure LNB voltage. */
817 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_SET_VOLTAGE, fe_voltage )) < 0 )
819 msg_Err( p_access, "ioctl FE_SET_VOLTAGE failed, voltage=%d (%d) %s",
820 fe_voltage, i_err, strerror(errno) );
824 var_Get( p_access, "dvb-high-voltage", &val );
825 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_ENABLE_HIGH_LNB_VOLTAGE,
826 val.b_bool )) < 0 && val.b_bool )
829 "ioctl FE_ENABLE_HIGH_LNB_VOLTAGE failed, val=%d (%d) %s",
830 val.b_bool, i_err, strerror(errno) );
833 /* Wait for at least 15 ms. */
836 var_Get( p_access, "dvb-satno", &val );
837 if( val.i_int > 0 && val.i_int < 5 )
839 /* digital satellite equipment control,
840 * specification is available from http://www.eutelsat.com/
843 /* 1.x compatible equipment */
844 struct diseqc_cmd_t cmd = { {{0xe0, 0x10, 0x38, 0xf0, 0x00, 0x00}, 4}, 0 };
846 /* param: high nibble: reset bits, low nibble set bits,
847 * bits are: option, position, polarization, band
849 cmd.cmd.msg[3] = 0xf0 /* reset bits */
850 | (((val.i_int - 1) * 4) & 0xc)
851 | (fe_voltage == SEC_VOLTAGE_13 ? 0 : 2)
852 | (fe_tone == SEC_TONE_ON ? 1 : 0);
854 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_DISEQC_SEND_MASTER_CMD,
857 msg_Err( p_access, "ioctl FE_SEND_MASTER_CMD failed (%d) %s",
858 i_err, strerror(errno) );
862 msleep(15000 + cmd.wait * 1000);
864 /* A or B simple diseqc ("diseqc-compatible") */
865 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_DISEQC_SEND_BURST,
866 ((val.i_int - 1) % 2) ? SEC_MINI_B : SEC_MINI_A )) < 0 )
868 msg_Err( p_access, "ioctl FE_SEND_BURST failed (%d) %s",
869 i_err, strerror(errno) );
876 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_SET_TONE, fe_tone )) < 0 )
878 msg_Err( p_access, "ioctl FE_SET_TONE failed, tone=%s (%d) %s",
879 fe_tone == SEC_TONE_ON ? "on" : "off", i_err,
888 static int FrontendSetQPSK( access_t *p_access )
890 access_sys_t *p_sys = p_access->p_sys;
891 struct dvb_frontend_parameters fep;
894 int i_frequency, i_lnb_slof = 0, i_lnb_lof1, i_lnb_lof2 = 0;
896 /* Prepare the fep structure */
897 var_Get( p_access, "dvb-frequency", &val );
898 i_frequency = val.i_int;
900 var_Get( p_access, "dvb-lnb-lof1", &val );
901 if ( val.i_int == 0 )
903 /* Automatic mode. */
904 if ( i_frequency >= 950000 && i_frequency <= 2150000 )
906 msg_Dbg( p_access, "frequency %d is in IF-band", i_frequency );
909 else if ( i_frequency >= 2500000 && i_frequency <= 2700000 )
911 msg_Dbg( p_access, "frequency %d is in S-band", i_frequency );
912 i_lnb_lof1 = 3650000;
914 else if ( i_frequency >= 3400000 && i_frequency <= 4200000 )
916 msg_Dbg( p_access, "frequency %d is in C-band (lower)",
918 i_lnb_lof1 = 5150000;
920 else if ( i_frequency >= 4500000 && i_frequency <= 4800000 )
922 msg_Dbg( p_access, "frequency %d is in C-band (higher)",
924 i_lnb_lof1 = 5950000;
926 else if ( i_frequency >= 10700000 && i_frequency <= 13250000 )
928 msg_Dbg( p_access, "frequency %d is in Ku-band",
930 i_lnb_lof1 = 9750000;
931 i_lnb_lof2 = 10600000;
932 i_lnb_slof = 11700000;
936 msg_Err( p_access, "frequency %d is out of any known band",
938 msg_Err( p_access, "specify dvb-lnb-lof1 manually for the local "
939 "oscillator frequency" );
942 val.i_int = i_lnb_lof1;
943 var_Set( p_access, "dvb-lnb-lof1", val );
944 val.i_int = i_lnb_lof2;
945 var_Set( p_access, "dvb-lnb-lof2", val );
946 val.i_int = i_lnb_slof;
947 var_Set( p_access, "dvb-lnb-slof", val );
951 i_lnb_lof1 = val.i_int;
952 var_Get( p_access, "dvb-lnb-lof2", &val );
953 i_lnb_lof2 = val.i_int;
954 var_Get( p_access, "dvb-lnb-slof", &val );
955 i_lnb_slof = val.i_int;
958 if( i_lnb_slof && i_frequency >= i_lnb_slof )
960 i_frequency -= i_lnb_lof2;
964 i_frequency -= i_lnb_lof1;
966 fep.frequency = i_frequency >= 0 ? i_frequency : -i_frequency;
968 fep.inversion = DecodeInversion( p_access );
970 var_Get( p_access, "dvb-srate", &val );
971 fep.u.qpsk.symbol_rate = val.i_int;
973 var_Get( p_access, "dvb-fec", &val );
974 fep.u.qpsk.fec_inner = DecodeFEC( p_access, val.i_int );
976 if( DoDiseqc( p_access ) < 0 )
981 /* Empty the event queue */
984 struct dvb_frontend_event event;
985 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
986 && errno == EWOULDBLOCK )
990 /* Now send it all to the frontend device */
991 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
993 msg_Err( p_access, "DVB-S: setting frontend failed (%d) %s", i_ret,
1001 /*****************************************************************************
1002 * FrontendSetQAM : controls the FE device
1003 *****************************************************************************/
1004 static int FrontendSetQAM( access_t *p_access )
1006 access_sys_t *p_sys = p_access->p_sys;
1007 struct dvb_frontend_parameters fep;
1011 /* Prepare the fep structure */
1013 var_Get( p_access, "dvb-frequency", &val );
1014 fep.frequency = val.i_int;
1016 fep.inversion = DecodeInversion( p_access );
1018 var_Get( p_access, "dvb-srate", &val );
1019 fep.u.qam.symbol_rate = val.i_int;
1021 var_Get( p_access, "dvb-fec", &val );
1022 fep.u.qam.fec_inner = DecodeFEC( p_access, val.i_int );
1024 fep.u.qam.modulation = DecodeModulationQAM( p_access );
1026 /* Empty the event queue */
1029 struct dvb_frontend_event event;
1030 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
1031 && errno == EWOULDBLOCK )
1035 /* Now send it all to the frontend device */
1036 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
1038 msg_Err( p_access, "DVB-C: setting frontend failed (%d) %s", i_ret,
1040 return VLC_EGENERIC;
1046 /*****************************************************************************
1047 * FrontendSetOFDM : controls the FE device
1048 *****************************************************************************/
1049 static fe_bandwidth_t DecodeBandwidth( access_t *p_access )
1052 fe_bandwidth_t fe_bandwidth = 0;
1054 var_Get( p_access, "dvb-bandwidth", &val );
1055 msg_Dbg( p_access, "using bandwidth=%d", val.i_int );
1059 case 0: fe_bandwidth = BANDWIDTH_AUTO; break;
1060 case 6: fe_bandwidth = BANDWIDTH_6_MHZ; break;
1061 case 7: fe_bandwidth = BANDWIDTH_7_MHZ; break;
1062 case 8: fe_bandwidth = BANDWIDTH_8_MHZ; break;
1064 msg_Dbg( p_access, "terrestrial dvb has bandwidth not set, using auto" );
1065 fe_bandwidth = BANDWIDTH_AUTO;
1068 return fe_bandwidth;
1071 static fe_transmit_mode_t DecodeTransmission( access_t *p_access )
1074 fe_transmit_mode_t fe_transmission = 0;
1076 var_Get( p_access, "dvb-transmission", &val );
1077 msg_Dbg( p_access, "using transmission=%d", val.i_int );
1081 case 0: fe_transmission = TRANSMISSION_MODE_AUTO; break;
1082 case 2: fe_transmission = TRANSMISSION_MODE_2K; break;
1083 case 8: fe_transmission = TRANSMISSION_MODE_8K; break;
1085 msg_Dbg( p_access, "terrestrial dvb has transmission mode not set, using auto");
1086 fe_transmission = TRANSMISSION_MODE_AUTO;
1089 return fe_transmission;
1092 static fe_guard_interval_t DecodeGuardInterval( access_t *p_access )
1095 fe_guard_interval_t fe_guard = 0;
1097 var_Get( p_access, "dvb-guard", &val );
1098 msg_Dbg( p_access, "using guard=%d", val.i_int );
1102 case 0: fe_guard = GUARD_INTERVAL_AUTO; break;
1103 case 4: fe_guard = GUARD_INTERVAL_1_4; break;
1104 case 8: fe_guard = GUARD_INTERVAL_1_8; break;
1105 case 16: fe_guard = GUARD_INTERVAL_1_16; break;
1106 case 32: fe_guard = GUARD_INTERVAL_1_32; break;
1108 msg_Dbg( p_access, "terrestrial dvb has guard interval not set, using auto");
1109 fe_guard = GUARD_INTERVAL_AUTO;
1115 static fe_hierarchy_t DecodeHierarchy( access_t *p_access )
1118 fe_hierarchy_t fe_hierarchy = 0;
1120 var_Get( p_access, "dvb-hierarchy", &val );
1121 msg_Dbg( p_access, "using hierarchy=%d", val.i_int );
1125 case -1: fe_hierarchy = HIERARCHY_NONE; break;
1126 case 0: fe_hierarchy = HIERARCHY_AUTO; break;
1127 case 1: fe_hierarchy = HIERARCHY_1; break;
1128 case 2: fe_hierarchy = HIERARCHY_2; break;
1129 case 4: fe_hierarchy = HIERARCHY_4; break;
1131 msg_Dbg( p_access, "terrestrial dvb has hierarchy not set, using auto");
1132 fe_hierarchy = HIERARCHY_AUTO;
1135 return fe_hierarchy;
1138 static int FrontendSetOFDM( access_t * p_access )
1140 access_sys_t *p_sys = p_access->p_sys;
1141 struct dvb_frontend_parameters fep;
1145 /* Prepare the fep structure */
1147 var_Get( p_access, "dvb-frequency", &val );
1148 fep.frequency = val.i_int;
1150 fep.inversion = DecodeInversion( p_access );
1152 fep.u.ofdm.bandwidth = DecodeBandwidth( p_access );
1153 var_Get( p_access, "dvb-code-rate-hp", &val );
1154 fep.u.ofdm.code_rate_HP = DecodeFEC( p_access, val.i_int );
1155 var_Get( p_access, "dvb-code-rate-lp", &val );
1156 fep.u.ofdm.code_rate_LP = DecodeFEC( p_access, val.i_int );
1157 fep.u.ofdm.constellation = DecodeModulationOFDM( p_access );
1158 fep.u.ofdm.transmission_mode = DecodeTransmission( p_access );
1159 fep.u.ofdm.guard_interval = DecodeGuardInterval( p_access );
1160 fep.u.ofdm.hierarchy_information = DecodeHierarchy( p_access );
1162 /* Empty the event queue */
1165 struct dvb_frontend_event event;
1166 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
1167 && errno == EWOULDBLOCK )
1171 /* Now send it all to the frontend device */
1172 if( (ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
1174 msg_Err( p_access, "DVB-T: setting frontend failed (%d) %s", ret,
1182 /*****************************************************************************
1183 * FrontendSetATSC : controls the FE device
1184 *****************************************************************************/
1185 static int FrontendSetATSC( access_t *p_access )
1187 access_sys_t *p_sys = p_access->p_sys;
1188 struct dvb_frontend_parameters fep;
1192 /* Prepare the fep structure */
1194 var_Get( p_access, "dvb-frequency", &val );
1195 fep.frequency = val.i_int;
1197 fep.u.vsb.modulation = DecodeModulationATSC( p_access );
1199 /* Empty the event queue */
1202 struct dvb_frontend_event event;
1203 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
1204 && errno == EWOULDBLOCK )
1208 /* Now send it all to the frontend device */
1209 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
1211 msg_Err( p_access, "ATSC: setting frontend failed (%d) %s", i_ret,
1213 return VLC_EGENERIC;
1224 /*****************************************************************************
1225 * DMXSetFilter : controls the demux to add a filter
1226 *****************************************************************************/
1227 int E_(DMXSetFilter)( access_t * p_access, int i_pid, int * pi_fd, int i_type )
1229 struct dmx_pes_filter_params s_filter_params;
1231 unsigned int i_adapter, i_device;
1235 var_Get( p_access, "dvb-adapter", &val );
1236 i_adapter = val.i_int;
1237 var_Get( p_access, "dvb-device", &val );
1238 i_device = val.i_int;
1240 if( snprintf( dmx, sizeof(dmx), DMX, i_adapter, i_device )
1241 >= (int)sizeof(dmx) )
1243 msg_Err( p_access, "snprintf() truncated string for DMX" );
1244 dmx[sizeof(dmx) - 1] = '\0';
1247 msg_Dbg( p_access, "Opening device %s", dmx );
1248 if( (*pi_fd = open(dmx, O_RDWR)) < 0 )
1250 msg_Err( p_access, "DMXSetFilter: opening device failed (%s)",
1252 return VLC_EGENERIC;
1255 /* We fill the DEMUX structure : */
1256 s_filter_params.pid = i_pid;
1257 s_filter_params.input = DMX_IN_FRONTEND;
1258 s_filter_params.output = DMX_OUT_TS_TAP;
1259 s_filter_params.flags = DMX_IMMEDIATE_START;
1262 { /* First device */
1264 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO0 for PID %d", i_pid);
1265 s_filter_params.pes_type = DMX_PES_VIDEO0;
1268 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO0 for PID %d", i_pid);
1269 s_filter_params.pes_type = DMX_PES_AUDIO0;
1272 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT0 for PID %d", i_pid);
1273 s_filter_params.pes_type = DMX_PES_TELETEXT0;
1276 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE0 for PID %d", i_pid);
1277 s_filter_params.pes_type = DMX_PES_SUBTITLE0;
1280 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR0 for PID %d", i_pid);
1281 s_filter_params.pes_type = DMX_PES_PCR0;
1285 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO1 for PID %d", i_pid);
1286 s_filter_params.pes_type = DMX_PES_VIDEO1;
1289 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO1 for PID %d", i_pid);
1290 s_filter_params.pes_type = DMX_PES_AUDIO1;
1293 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT1 for PID %d", i_pid);
1294 s_filter_params.pes_type = DMX_PES_TELETEXT1;
1297 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE1 for PID %d", i_pid);
1298 s_filter_params.pes_type = DMX_PES_SUBTITLE1;
1301 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR1 for PID %d", i_pid);
1302 s_filter_params.pes_type = DMX_PES_PCR1;
1306 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO2 for PID %d", i_pid);
1307 s_filter_params.pes_type = DMX_PES_VIDEO2;
1310 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO2 for PID %d", i_pid);
1311 s_filter_params.pes_type = DMX_PES_AUDIO2;
1314 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT2 for PID %d", i_pid);
1315 s_filter_params.pes_type = DMX_PES_TELETEXT2;
1318 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE2 for PID %d", i_pid);
1319 s_filter_params.pes_type = DMX_PES_SUBTITLE2;
1322 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR2 for PID %d", i_pid);
1323 s_filter_params.pes_type = DMX_PES_PCR2;
1327 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO3 for PID %d", i_pid);
1328 s_filter_params.pes_type = DMX_PES_VIDEO3;
1331 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO3 for PID %d", i_pid);
1332 s_filter_params.pes_type = DMX_PES_AUDIO3;
1335 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT3 for PID %d", i_pid);
1336 s_filter_params.pes_type = DMX_PES_TELETEXT3;
1339 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE3 for PID %d", i_pid);
1340 s_filter_params.pes_type = DMX_PES_SUBTITLE3;
1343 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR3 for PID %d", i_pid);
1344 s_filter_params.pes_type = DMX_PES_PCR3;
1346 /* Usually used by Nova cards */
1349 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_OTHER for PID %d", i_pid);
1350 s_filter_params.pes_type = DMX_PES_OTHER;
1354 /* We then give the order to the device : */
1355 if( (i_ret = ioctl( *pi_fd, DMX_SET_PES_FILTER, &s_filter_params )) < 0 )
1357 msg_Err( p_access, "DMXSetFilter: failed with %d (%s)", i_ret,
1359 return VLC_EGENERIC;
1364 /*****************************************************************************
1365 * DMXUnsetFilter : removes a filter
1366 *****************************************************************************/
1367 int E_(DMXUnsetFilter)( access_t * p_access, int i_fd )
1371 if( (i_ret = ioctl( i_fd, DMX_STOP )) < 0 )
1373 msg_Err( p_access, "DMX_STOP failed for demux (%d) %s",
1374 i_ret, strerror(errno) );
1378 msg_Dbg( p_access, "DMXUnsetFilter: closing demux %d", i_fd );
1388 /*****************************************************************************
1390 *****************************************************************************/
1391 int E_(DVROpen)( access_t * p_access )
1393 access_sys_t *p_sys = p_access->p_sys;
1394 unsigned int i_adapter, i_device;
1398 var_Get( p_access, "dvb-adapter", &val );
1399 i_adapter = val.i_int;
1400 var_Get( p_access, "dvb-device", &val );
1401 i_device = val.i_int;
1403 if( snprintf( dvr, sizeof(dvr), DVR, i_adapter, i_device )
1404 >= (int)sizeof(dvr) )
1406 msg_Err( p_access, "snprintf() truncated string for DVR" );
1407 dvr[sizeof(dvr) - 1] = '\0';
1410 msg_Dbg( p_access, "Opening device %s", dvr );
1411 if( (p_sys->i_handle = open(dvr, O_RDONLY)) < 0 )
1413 msg_Err( p_access, "DVROpen: opening device failed (%s)",
1415 return VLC_EGENERIC;
1418 if( fcntl( p_sys->i_handle, F_SETFL, O_NONBLOCK ) == -1 )
1420 msg_Warn( p_access, "DVROpen: couldn't set non-blocking mode (%s)",
1427 /*****************************************************************************
1429 *****************************************************************************/
1430 void E_(DVRClose)( access_t * p_access )
1432 access_sys_t *p_sys = p_access->p_sys;
1434 close( p_sys->i_handle );
1442 /*****************************************************************************
1444 *****************************************************************************/
1445 int E_(CAMOpen)( access_t *p_access )
1447 access_sys_t *p_sys = p_access->p_sys;
1449 int i_adapter, i_device;
1452 i_adapter = var_GetInteger( p_access, "dvb-adapter" );
1453 i_device = var_GetInteger( p_access, "dvb-device" );
1455 if( snprintf( ca, sizeof(ca), CA, i_adapter, i_device ) >= (int)sizeof(ca) )
1457 msg_Err( p_access, "snprintf() truncated string for CA" );
1458 ca[sizeof(ca) - 1] = '\0';
1460 memset( &caps, 0, sizeof( ca_caps_t ));
1462 msg_Dbg( p_access, "Opening device %s", ca );
1463 if( (p_sys->i_ca_handle = open(ca, O_RDWR | O_NONBLOCK)) < 0 )
1465 msg_Warn( p_access, "CAMInit: opening CAM device failed (%s)",
1467 p_sys->i_ca_handle = 0;
1468 return VLC_EGENERIC;
1471 if ( ioctl( p_sys->i_ca_handle, CA_GET_CAP, &caps ) != 0 )
1473 msg_Err( p_access, "CAMInit: ioctl() error getting CAM capabilities" );
1474 close( p_sys->i_ca_handle );
1475 p_sys->i_ca_handle = 0;
1476 return VLC_EGENERIC;
1479 /* Output CA capabilities */
1480 msg_Dbg( p_access, "CAMInit: CA interface with %d %s", caps.slot_num,
1481 caps.slot_num == 1 ? "slot" : "slots" );
1482 if ( caps.slot_type & CA_CI )
1483 msg_Dbg( p_access, "CAMInit: CI high level interface type" );
1484 if ( caps.slot_type & CA_CI_LINK )
1485 msg_Dbg( p_access, "CAMInit: CI link layer level interface type" );
1486 if ( caps.slot_type & CA_CI_PHYS )
1487 msg_Dbg( p_access, "CAMInit: CI physical layer level interface type (not supported) " );
1488 if ( caps.slot_type & CA_DESCR )
1489 msg_Dbg( p_access, "CAMInit: built-in descrambler detected" );
1490 if ( caps.slot_type & CA_SC )
1491 msg_Dbg( p_access, "CAMInit: simple smart card interface" );
1493 msg_Dbg( p_access, "CAMInit: %d available %s", caps.descr_num,
1494 caps.descr_num == 1 ? "descrambler (key)" : "descramblers (keys)" );
1495 if ( caps.descr_type & CA_ECD )
1496 msg_Dbg( p_access, "CAMInit: ECD scrambling system supported" );
1497 if ( caps.descr_type & CA_NDS )
1498 msg_Dbg( p_access, "CAMInit: NDS scrambling system supported" );
1499 if ( caps.descr_type & CA_DSS )
1500 msg_Dbg( p_access, "CAMInit: DSS scrambling system supported" );
1502 if ( caps.slot_num == 0 )
1504 msg_Err( p_access, "CAMInit: CAM module with no slots" );
1505 close( p_sys->i_ca_handle );
1506 p_sys->i_ca_handle = 0;
1507 return VLC_EGENERIC;
1510 if( caps.slot_type & CA_CI_LINK )
1512 p_sys->i_ca_type = CA_CI_LINK;
1514 else if( caps.slot_type & CA_CI )
1516 p_sys->i_ca_type = CA_CI;
1519 p_sys->i_ca_type = -1;
1520 msg_Err( p_access, "CAMInit: incompatible CAM interface" );
1521 close( p_sys->i_ca_handle );
1522 p_sys->i_ca_handle = 0;
1523 return VLC_EGENERIC;
1526 p_sys->i_nb_slots = caps.slot_num;
1527 memset( p_sys->pb_active_slot, 0, sizeof(vlc_bool_t) * MAX_CI_SLOTS );
1528 memset( p_sys->pb_slot_mmi_expected, 0, sizeof(vlc_bool_t) * MAX_CI_SLOTS );
1529 memset( p_sys->pb_slot_mmi_undisplayed, 0,
1530 sizeof(vlc_bool_t) * MAX_CI_SLOTS );
1532 return E_(en50221_Init)( p_access );
1535 /*****************************************************************************
1537 *****************************************************************************/
1538 int E_(CAMPoll)( access_t * p_access )
1540 access_sys_t *p_sys = p_access->p_sys;
1541 int i_ret = VLC_EGENERIC;
1543 if ( p_sys->i_ca_handle == 0 )
1545 return VLC_EGENERIC;
1548 switch( p_sys->i_ca_type )
1551 i_ret = E_(en50221_Poll)( p_access );
1554 i_ret = VLC_SUCCESS;
1557 msg_Err( p_access, "CAMPoll: This should not happen" );
1565 /*****************************************************************************
1567 *****************************************************************************/
1568 void E_(CAMStatus)( access_t * p_access )
1570 access_sys_t *p_sys = p_access->p_sys;
1575 if ( p_sys->psz_request != NULL && *p_sys->psz_request )
1577 /* Check if we have an undisplayed MMI message : in that case we ignore
1578 * the user input to avoid confusing the CAM. */
1579 for ( i_slot = 0; i_slot < p_sys->i_nb_slots; i_slot++ )
1581 if ( p_sys->pb_slot_mmi_undisplayed[i_slot] == VLC_TRUE )
1583 p_sys->psz_request = NULL;
1585 "ignoring user request because of a new MMI object" );
1591 if ( p_sys->psz_request != NULL && *p_sys->psz_request )
1593 /* We have a mission to accomplish. */
1594 en50221_mmi_object_t mmi_object;
1595 char *psz_request = p_sys->psz_request;
1596 char psz_value[255];
1598 vlc_bool_t b_ok = VLC_FALSE;
1600 p_sys->psz_request = NULL;
1602 if ( E_(HTTPExtractValue)( psz_request, "slot", psz_value,
1603 sizeof(psz_value) ) == NULL )
1605 p_sys->psz_mmi_info = strdup( "invalid request parameter\n" );
1608 i_slot = atoi(psz_value);
1610 if ( E_(HTTPExtractValue)( psz_request, "open", psz_value,
1611 sizeof(psz_value) ) != NULL )
1613 E_(en50221_OpenMMI)( p_access, i_slot );
1617 if ( E_(HTTPExtractValue)( psz_request, "close", psz_value,
1618 sizeof(psz_value) ) != NULL )
1620 E_(en50221_CloseMMI)( p_access, i_slot );
1624 if ( E_(HTTPExtractValue)( psz_request, "cancel", psz_value,
1625 sizeof(psz_value) ) == NULL )
1630 if ( E_(HTTPExtractValue)( psz_request, "type", psz_value,
1631 sizeof(psz_value) ) == NULL )
1633 p_sys->psz_mmi_info = strdup( "invalid request parameter\n" );
1637 if ( !strcmp( psz_value, "enq" ) )
1639 mmi_object.i_object_type = EN50221_MMI_ANSW;
1640 mmi_object.u.answ.b_ok = b_ok;
1641 if ( b_ok == VLC_FALSE )
1643 mmi_object.u.answ.psz_answ = strdup("");
1647 if ( E_(HTTPExtractValue)( psz_request, "answ", psz_value,
1648 sizeof(psz_value) ) == NULL )
1650 p_sys->psz_mmi_info = strdup( "invalid request parameter\n" );
1654 mmi_object.u.answ.psz_answ = strdup(psz_value);
1659 mmi_object.i_object_type = EN50221_MMI_MENU_ANSW;
1660 if ( b_ok == VLC_FALSE )
1662 mmi_object.u.menu_answ.i_choice = 0;
1666 if ( E_(HTTPExtractValue)( psz_request, "choice", psz_value,
1667 sizeof(psz_value) ) == NULL )
1668 mmi_object.u.menu_answ.i_choice = 0;
1670 mmi_object.u.menu_answ.i_choice = atoi(psz_value);
1674 E_(en50221_SendMMIObject)( p_access, i_slot, &mmi_object );
1678 /* Check that we have all necessary MMI information. */
1679 for ( i_slot = 0; i_slot < p_sys->i_nb_slots; i_slot++ )
1681 if ( p_sys->pb_slot_mmi_expected[i_slot] == VLC_TRUE )
1685 p = p_sys->psz_mmi_info = malloc( 10000 );
1687 if ( ioctl( p_sys->i_ca_handle, CA_GET_CAP, &caps ) != 0 )
1689 p += sprintf( p, "ioctl CA_GET_CAP failed (%s)\n",
1694 /* Output CA capabilities */
1695 p += sprintf( p, "CA interface with %d %s, type:\n<table>", caps.slot_num,
1696 caps.slot_num == 1 ? "slot" : "slots" );
1697 #define CHECK_CAPS( x, s ) \
1698 if ( caps.slot_type & (CA_##x) ) \
1699 p += sprintf( p, "<tr><td>" s "</td></tr>\n" );
1701 CHECK_CAPS( CI, "CI high level interface" );
1702 CHECK_CAPS( CI_LINK, "CI link layer level interface" );
1703 CHECK_CAPS( CI_PHYS, "CI physical layer level interface (not supported)" );
1704 CHECK_CAPS( DESCR, "built-in descrambler" );
1705 CHECK_CAPS( SC, "simple smartcard interface" );
1708 p += sprintf( p, "</table>%d available %s\n<table>", caps.descr_num,
1709 caps.descr_num == 1 ? "descrambler (key)" : "descramblers (keys)" );
1710 #define CHECK_DESC( x ) \
1711 if ( caps.descr_type & (CA_##x) ) \
1712 p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
1719 p += sprintf( p, "</table>" );
1721 for ( i_slot = 0; i_slot < p_sys->i_nb_slots; i_slot++ )
1723 ca_slot_info_t sinfo;
1725 p_sys->pb_slot_mmi_undisplayed[i_slot] = VLC_FALSE;
1726 p += sprintf( p, "<p>CA slot #%d: ", i_slot );
1729 if ( ioctl( p_sys->i_ca_handle, CA_GET_SLOT_INFO, &sinfo ) != 0 )
1731 p += sprintf( p, "ioctl CA_GET_SLOT_INFO failed (%s)<br>\n",
1736 #define CHECK_TYPE( x, s ) \
1737 if ( sinfo.type & (CA_##x) ) \
1738 p += sprintf( p, "%s", s );
1740 CHECK_TYPE( CI, "high level, " );
1741 CHECK_TYPE( CI_LINK, "link layer level, " );
1742 CHECK_TYPE( CI_PHYS, "physical layer level, " );
1745 if ( sinfo.flags & CA_CI_MODULE_READY )
1747 en50221_mmi_object_t *p_object = E_(en50221_GetMMIObject)( p_access,
1750 p += sprintf( p, "module present and ready<p>\n" );
1751 p += sprintf( p, "<form action=index.html method=get>\n" );
1752 p += sprintf( p, "<input type=hidden name=slot value=\"%d\">\n",
1755 if ( p_object == NULL )
1757 p += sprintf( p, "<input type=submit name=open value=\"Open session\">\n" );
1761 switch ( p_object->i_object_type )
1763 case EN50221_MMI_ENQ:
1764 p += sprintf( p, "<input type=hidden name=type value=enq>\n" );
1765 p += sprintf( p, "<table border=1><tr><th>%s</th></tr>\n",
1766 p_object->u.enq.psz_text );
1767 if ( p_object->u.enq.b_blind == VLC_FALSE )
1768 p += sprintf( p, "<tr><td><input type=text name=answ></td></tr>\n" );
1770 p += sprintf( p, "<tr><td><input type=password name=answ></td></tr>\n" );
1773 case EN50221_MMI_MENU:
1774 p += sprintf( p, "<input type=hidden name=type value=menu>\n" );
1775 p += sprintf( p, "<table border=1><tr><th>%s</th></tr>\n",
1776 p_object->u.menu.psz_title );
1777 p += sprintf( p, "<tr><td>%s</td></tr><tr><td>\n",
1778 p_object->u.menu.psz_subtitle );
1779 for ( i = 0; i < p_object->u.menu.i_choices; i++ )
1780 p += sprintf( p, "<input type=radio name=choice value=\"%d\">%s<br>\n", i + 1, p_object->u.menu.ppsz_choices[i] );
1781 p += sprintf( p, "</td></tr><tr><td>%s</td></tr>\n",
1782 p_object->u.menu.psz_bottom );
1785 case EN50221_MMI_LIST:
1786 p += sprintf( p, "<input type=hidden name=type value=menu>\n" );
1787 p += sprintf( p, "<input type=hidden name=choice value=0>\n" );
1788 p += sprintf( p, "<table border=1><tr><th>%s</th></tr>\n",
1789 p_object->u.menu.psz_title );
1790 p += sprintf( p, "<tr><td>%s</td></tr><tr><td>\n",
1791 p_object->u.menu.psz_subtitle );
1792 for ( i = 0; i < p_object->u.menu.i_choices; i++ )
1793 p += sprintf( p, "%s<br>\n",
1794 p_object->u.menu.ppsz_choices[i] );
1795 p += sprintf( p, "</td></tr><tr><td>%s</td></tr>\n",
1796 p_object->u.menu.psz_bottom );
1800 p += sprintf( p, "<table><tr><th>Unknown MMI object type</th></tr>\n" );
1803 p += sprintf( p, "</table><p><input type=submit name=ok value=\"OK\">\n" );
1804 p += sprintf( p, "<input type=submit name=cancel value=\"Cancel\">\n" );
1805 p += sprintf( p, "<input type=submit name=close value=\"Close Session\">\n" );
1807 p += sprintf( p, "</form>\n" );
1809 else if ( sinfo.flags & CA_CI_MODULE_PRESENT )
1810 p += sprintf( p, "module present, not ready<br>\n" );
1812 p += sprintf( p, "module not present<br>\n" );
1816 vlc_mutex_lock( &p_sys->httpd_mutex );
1817 p_sys->b_request_mmi_info = VLC_FALSE;
1818 vlc_cond_signal( &p_sys->httpd_cond );
1819 vlc_mutex_unlock( &p_sys->httpd_mutex );
1823 /*****************************************************************************
1825 *****************************************************************************/
1826 int E_(CAMSet)( access_t * p_access, dvbpsi_pmt_t *p_pmt )
1828 access_sys_t *p_sys = p_access->p_sys;
1830 if( p_sys->i_ca_handle == 0 )
1832 dvbpsi_DeletePMT( p_pmt );
1833 return VLC_EGENERIC;
1836 E_(en50221_SetCAPMT)( p_access, p_pmt );
1841 /*****************************************************************************
1843 *****************************************************************************/
1844 void E_(CAMClose)( access_t * p_access )
1846 access_sys_t *p_sys = p_access->p_sys;
1848 E_(en50221_End)( p_access );
1850 if ( p_sys->i_ca_handle )
1852 close( p_sys->i_ca_handle );