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/input.h>
30 #include <sys/ioctl.h>
33 #include <sys/types.h>
41 /* DVB Card Drivers */
42 #include <linux/dvb/version.h>
43 #include <linux/dvb/dmx.h>
44 #include <linux/dvb/frontend.h>
45 #include <linux/dvb/ca.h>
47 /* Include dvbpsi headers */
48 #ifdef HAVE_DVBPSI_DR_H
49 # include <dvbpsi/dvbpsi.h>
50 # include <dvbpsi/descriptor.h>
51 # include <dvbpsi/pat.h>
52 # include <dvbpsi/pmt.h>
53 # include <dvbpsi/dr.h>
54 # include <dvbpsi/psi.h>
57 # include "descriptor.h"
58 # include "tables/pat.h"
59 # include "tables/pmt.h"
60 # include "descriptors/dr.h"
65 # include "vlc_httpd.h"
75 fe_status_t i_last_status;
76 struct dvb_frontend_info info;
79 #define FRONTEND_LOCK_TIMEOUT 10000000 /* 10 s */
81 /* Local prototypes */
82 static int FrontendInfo( access_t * );
83 static int FrontendSetQPSK( access_t * );
84 static int FrontendSetQAM( access_t * );
85 static int FrontendSetOFDM( access_t * );
86 static int FrontendSetATSC( access_t * );
88 /*****************************************************************************
89 * FrontendOpen : Determine frontend device information and capabilities
90 *****************************************************************************/
91 int E_(FrontendOpen)( access_t *p_access )
93 access_sys_t *p_sys = p_access->p_sys;
94 frontend_t * p_frontend;
95 unsigned int i_adapter, i_device;
99 i_adapter = var_GetInteger( p_access, "dvb-adapter" );
100 i_device = var_GetInteger( p_access, "dvb-device" );
101 b_probe = var_GetBool( p_access, "dvb-probe" );
103 if( snprintf( frontend, sizeof(frontend), FRONTEND, i_adapter, i_device ) >= (int)sizeof(frontend) )
105 msg_Err( p_access, "snprintf() truncated string for FRONTEND" );
106 frontend[sizeof(frontend) - 1] = '\0';
109 p_sys->p_frontend = p_frontend = malloc( sizeof(frontend_t) );
111 msg_Dbg( p_access, "Opening device %s", frontend );
112 if( (p_sys->i_frontend_handle = open(frontend, O_RDWR | O_NONBLOCK)) < 0 )
114 msg_Err( p_access, "FrontEndOpen: opening device failed (%s)",
122 char * psz_expected = NULL;
125 if( FrontendInfo( p_access ) < 0 )
127 close( p_sys->i_frontend_handle );
132 switch( p_frontend->info.type )
147 psz_real = "unknown";
151 if( (!strncmp( p_access->psz_access, "qpsk", 4 ) ||
152 !strncmp( p_access->psz_access, "dvb-s", 5 ) ||
153 !strncmp( p_access->psz_access, "satellite", 9 ) ) &&
154 (p_frontend->info.type != FE_QPSK) )
156 psz_expected = "DVB-S";
158 if( (!strncmp( p_access->psz_access, "cable", 5 ) ||
159 !strncmp( p_access->psz_access, "dvb-c", 5 ) ) &&
160 (p_frontend->info.type != FE_QAM) )
162 psz_expected = "DVB-C";
164 if( (!strncmp( p_access->psz_access, "terrestrial", 11 ) ||
165 !strncmp( p_access->psz_access, "dvb-t", 5 ) ) &&
166 (p_frontend->info.type != FE_OFDM) )
168 psz_expected = "DVB-T";
171 if( (!strncmp( p_access->psz_access, "usdigital", 9 ) ||
172 !strncmp( p_access->psz_access, "atsc", 4 ) ) &&
173 (p_frontend->info.type != FE_ATSC) )
175 psz_expected = "ATSC";
178 if( psz_expected != NULL )
180 msg_Err( p_access, "the user asked for %s, and the tuner is %s",
181 psz_expected, psz_real );
182 close( p_sys->i_frontend_handle );
187 else /* no frontend probing is done so use default border values. */
189 msg_Dbg( p_access, "using default values for frontend info" );
191 msg_Dbg( p_access, "method of access is %s", p_access->psz_access );
192 p_frontend->info.type = FE_QPSK;
193 if( !strncmp( p_access->psz_access, "qpsk", 4 ) ||
194 !strncmp( p_access->psz_access, "dvb-s", 5 ) )
195 p_frontend->info.type = FE_QPSK;
196 else if( !strncmp( p_access->psz_access, "cable", 5 ) ||
197 !strncmp( p_access->psz_access, "dvb-c", 5 ) )
198 p_frontend->info.type = FE_QAM;
199 else if( !strncmp( p_access->psz_access, "terrestrial", 11 ) ||
200 !strncmp( p_access->psz_access, "dvb-t", 5 ) )
201 p_frontend->info.type = FE_OFDM;
202 else if( !strncmp( p_access->psz_access, "usdigital", 9 ) ||
203 !strncmp( p_access->psz_access, "atsc", 4 ) )
204 p_frontend->info.type = FE_ATSC;
210 /*****************************************************************************
211 * FrontendClose : Close the frontend
212 *****************************************************************************/
213 void E_(FrontendClose)( access_t *p_access )
215 access_sys_t *p_sys = p_access->p_sys;
217 if( p_sys->p_frontend )
219 close( p_sys->i_frontend_handle );
220 free( p_sys->p_frontend );
222 p_sys->p_frontend = NULL;
226 /*****************************************************************************
227 * FrontendSet : Tune !
228 *****************************************************************************/
229 int E_(FrontendSet)( access_t *p_access )
231 access_sys_t *p_sys = p_access->p_sys;
233 switch( p_sys->p_frontend->info.type )
237 if( FrontendSetQPSK( p_access ) < 0 )
239 msg_Err( p_access, "DVB-S: tuning failed" );
246 if( FrontendSetQAM( p_access ) < 0 )
248 msg_Err( p_access, "DVB-C: tuning failed" );
255 if( FrontendSetOFDM( p_access ) < 0 )
257 msg_Err( p_access, "DVB-T: tuning failed" );
264 if( FrontendSetATSC( p_access ) < 0 )
266 msg_Err( p_access, "ATSC: tuning failed" );
272 msg_Err( p_access, "Could not determine frontend type on %s",
273 p_sys->p_frontend->info.name );
276 p_sys->p_frontend->i_last_status = 0;
277 p_sys->i_frontend_timeout = mdate() + FRONTEND_LOCK_TIMEOUT;
281 /*****************************************************************************
282 * FrontendPoll : Poll for frontend events
283 *****************************************************************************/
284 void E_(FrontendPoll)( access_t *p_access )
286 access_sys_t *p_sys = p_access->p_sys;
287 frontend_t * p_frontend = p_sys->p_frontend;
288 struct dvb_frontend_event event;
289 fe_status_t i_status, i_diff;
293 int i_ret = ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event );
297 if( errno == EWOULDBLOCK )
298 return; /* no more events */
300 msg_Err( p_access, "reading frontend event failed (%d) %s",
301 i_ret, strerror(errno) );
305 i_status = event.status;
306 i_diff = i_status ^ p_frontend->i_last_status;
307 p_frontend->i_last_status = i_status;
312 if ( i_diff & (x) ) \
314 if ( i_status & (x) )
316 IF_UP( FE_HAS_SIGNAL )
317 msg_Dbg( p_access, "frontend has acquired signal" );
319 msg_Dbg( p_access, "frontend has lost signal" );
321 IF_UP( FE_HAS_CARRIER )
322 msg_Dbg( p_access, "frontend has acquired carrier" );
324 msg_Dbg( p_access, "frontend has lost carrier" );
326 IF_UP( FE_HAS_VITERBI )
327 msg_Dbg( p_access, "frontend has acquired stable FEC" );
329 msg_Dbg( p_access, "frontend has lost FEC" );
332 msg_Dbg( p_access, "frontend has acquired sync" );
334 msg_Dbg( p_access, "frontend has lost sync" );
339 msg_Dbg( p_access, "frontend has acquired lock" );
340 p_sys->i_frontend_timeout = 0;
342 /* Read some statistics */
343 if( ioctl( p_sys->i_frontend_handle, FE_READ_BER, &i_value ) >= 0 )
344 msg_Dbg( p_access, "- Bit error rate: %d", i_value );
345 if( ioctl( p_sys->i_frontend_handle, FE_READ_SIGNAL_STRENGTH, &i_value ) >= 0 )
346 msg_Dbg( p_access, "- Signal strength: %d", i_value );
347 if( ioctl( p_sys->i_frontend_handle, FE_READ_SNR, &i_value ) >= 0 )
348 msg_Dbg( p_access, "- SNR: %d", i_value );
352 msg_Dbg( p_access, "frontend has lost lock" );
353 p_sys->i_frontend_timeout = mdate() + FRONTEND_LOCK_TIMEOUT;
358 /* The frontend was reinited. */
359 msg_Warn( p_access, "reiniting frontend");
360 E_(FrontendSet)( p_access );
368 /*****************************************************************************
369 * FrontendStatus : Read frontend status
370 *****************************************************************************/
371 void E_(FrontendStatus)( access_t *p_access )
373 access_sys_t *p_sys = p_access->p_sys;
374 frontend_t *p_frontend = p_sys->p_frontend;
375 char *p = p_sys->psz_frontend_info = malloc( 10000 );
376 fe_status_t i_status;
379 /* Determine type of frontend */
380 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_GET_INFO,
381 &p_frontend->info )) < 0 )
383 p += sprintf( p, "ioctl FE_GET_INFO failed (%d) %s\n", i_ret,
388 /* Print out frontend capabilities. */
389 p += sprintf( p, "<table border=1><tr><th>name</th><td>%s</td></tr>\n",
390 p_frontend->info.name );
391 switch( p_frontend->info.type )
394 p += sprintf( p, "<tr><th>type</th><td>QPSK (DVB-S)</td></tr>\n" );
397 p += sprintf( p, "<tr><th>type</th><td>QAM (DVB-C)</td></tr>\n" );
400 p += sprintf( p, "<tr><th>type</th><td>OFDM (DVB-T)</td></tr>\n" );
402 #if 0 /* DVB_API_VERSION == 3 */
404 p += sprintf( p, "<tr><th>type</th><td>MEMORY</td></tr>\n" );
407 p += sprintf( p, "<tr><th>type</th><td>NETWORK</td></tr>\n" );
411 p += sprintf( p, "<tr><th>type</th><td>UNKNOWN (%d)</td></tr>\n",
412 p_frontend->info.type );
415 #define CHECK_INFO( x ) \
417 "<tr><th>" STRINGIFY(x) "</th><td>%u</td></tr>\n", \
418 p_frontend->info.x );
420 CHECK_INFO( frequency_min );
421 CHECK_INFO( frequency_max );
422 CHECK_INFO( frequency_stepsize );
423 CHECK_INFO( frequency_tolerance );
424 CHECK_INFO( symbol_rate_min );
425 CHECK_INFO( symbol_rate_max );
426 CHECK_INFO( symbol_rate_tolerance );
427 CHECK_INFO( notifier_delay );
430 p += sprintf( p, "</table><p>Frontend capability list:\n<table border=1>" );
432 #define CHECK_CAPS( x ) \
433 if ( p_frontend->info.caps & (FE_##x) ) \
434 p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
436 CHECK_CAPS( IS_STUPID );
437 CHECK_CAPS( CAN_INVERSION_AUTO );
438 CHECK_CAPS( CAN_FEC_1_2 );
439 CHECK_CAPS( CAN_FEC_2_3 );
440 CHECK_CAPS( CAN_FEC_3_4 );
441 CHECK_CAPS( CAN_FEC_4_5 );
442 CHECK_CAPS( CAN_FEC_5_6 );
443 CHECK_CAPS( CAN_FEC_6_7 );
444 CHECK_CAPS( CAN_FEC_7_8 );
445 CHECK_CAPS( CAN_FEC_8_9 );
446 CHECK_CAPS( CAN_FEC_AUTO );
447 CHECK_CAPS( CAN_QPSK );
448 CHECK_CAPS( CAN_QAM_16 );
449 CHECK_CAPS( CAN_QAM_32 );
450 CHECK_CAPS( CAN_QAM_64 );
451 CHECK_CAPS( CAN_QAM_128 );
452 CHECK_CAPS( CAN_QAM_256 );
453 CHECK_CAPS( CAN_QAM_AUTO );
454 CHECK_CAPS( CAN_TRANSMISSION_MODE_AUTO );
455 CHECK_CAPS( CAN_BANDWIDTH_AUTO );
456 CHECK_CAPS( CAN_GUARD_INTERVAL_AUTO );
457 CHECK_CAPS( CAN_HIERARCHY_AUTO );
458 CHECK_CAPS( CAN_MUTE_TS );
459 CHECK_CAPS( CAN_RECOVER );
460 #if 0 /* Disabled because of older distributions */
461 CHECK_CAPS( CAN_CLEAN_SETUP );
465 p += sprintf( p, "</table><p>Current frontend status:\n<table border=1>" );
467 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_READ_STATUS, &i_status ))
470 p += sprintf( p, "</table>ioctl FE_READ_STATUS failed (%d) %s\n", i_ret,
475 #define CHECK_STATUS( x ) \
476 if ( i_status & (FE_##x) ) \
477 p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
479 CHECK_STATUS( HAS_SIGNAL );
480 CHECK_STATUS( HAS_CARRIER );
481 CHECK_STATUS( HAS_VITERBI );
482 CHECK_STATUS( HAS_SYNC );
483 CHECK_STATUS( HAS_LOCK );
484 CHECK_STATUS( REINIT );
486 p += sprintf( p, "<tr><td>Tuning failed</td></tr>\n" );
489 if ( i_status & FE_HAS_LOCK )
492 p += sprintf( p, "</table><p>Signal status:\n<table border=1>" );
493 if( ioctl( p_sys->i_frontend_handle, FE_READ_BER, &i_value ) >= 0 )
494 p += sprintf( p, "<tr><th>Bit error rate</th><td>%d</td></tr>\n",
496 if( ioctl( p_sys->i_frontend_handle, FE_READ_SIGNAL_STRENGTH,
498 p += sprintf( p, "<tr><th>Signal strength</th><td>%d</td></tr>\n",
500 if( ioctl( p_sys->i_frontend_handle, FE_READ_SNR, &i_value ) >= 0 )
501 p += sprintf( p, "<tr><th>SNR</th><td>%d</td></tr>\n",
504 p += sprintf( p, "</table>" );
507 vlc_mutex_lock( &p_sys->httpd_mutex );
508 p_sys->b_request_frontend_info = VLC_FALSE;
509 vlc_cond_signal( &p_sys->httpd_cond );
510 vlc_mutex_unlock( &p_sys->httpd_mutex );
514 /*****************************************************************************
515 * FrontendInfo : Return information about given frontend
516 *****************************************************************************/
517 static int FrontendInfo( access_t *p_access )
519 access_sys_t *p_sys = p_access->p_sys;
520 frontend_t *p_frontend = p_sys->p_frontend;
523 /* Determine type of frontend */
524 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_GET_INFO,
525 &p_frontend->info )) < 0 )
527 msg_Err( p_access, "ioctl FE_GET_INFO failed (%d) %s", i_ret,
532 /* Print out frontend capabilities. */
533 msg_Dbg(p_access, "Frontend Info:" );
534 msg_Dbg(p_access, " name = %s", p_frontend->info.name );
535 switch( p_frontend->info.type )
538 msg_Dbg( p_access, " type = QPSK (DVB-S)" );
541 msg_Dbg( p_access, " type = QAM (DVB-C)" );
544 msg_Dbg( p_access, " type = OFDM (DVB-T)" );
547 msg_Dbg( p_access, " type = ATSC (USA)" );
549 #if 0 /* DVB_API_VERSION == 3 */
551 msg_Dbg(p_access, " type = MEMORY" );
554 msg_Dbg(p_access, " type = NETWORK" );
558 msg_Err( p_access, " unknown frontend type (%d)",
559 p_frontend->info.type );
562 msg_Dbg(p_access, " frequency_min = %u (kHz)",
563 p_frontend->info.frequency_min);
564 msg_Dbg(p_access, " frequency_max = %u (kHz)",
565 p_frontend->info.frequency_max);
566 msg_Dbg(p_access, " frequency_stepsize = %u",
567 p_frontend->info.frequency_stepsize);
568 msg_Dbg(p_access, " frequency_tolerance = %u",
569 p_frontend->info.frequency_tolerance);
570 msg_Dbg(p_access, " symbol_rate_min = %u (kHz)",
571 p_frontend->info.symbol_rate_min);
572 msg_Dbg(p_access, " symbol_rate_max = %u (kHz)",
573 p_frontend->info.symbol_rate_max);
574 msg_Dbg(p_access, " symbol_rate_tolerance (ppm) = %u",
575 p_frontend->info.symbol_rate_tolerance);
576 msg_Dbg(p_access, " notifier_delay (ms) = %u",
577 p_frontend->info.notifier_delay );
579 msg_Dbg(p_access, "Frontend Info capability list:");
580 if( p_frontend->info.caps & FE_IS_STUPID)
581 msg_Dbg(p_access, " no capabilities - frontend is stupid!");
582 if( p_frontend->info.caps & FE_CAN_INVERSION_AUTO)
583 msg_Dbg(p_access, " inversion auto");
584 if( p_frontend->info.caps & FE_CAN_FEC_1_2)
585 msg_Dbg(p_access, " forward error correction 1/2");
586 if( p_frontend->info.caps & FE_CAN_FEC_2_3)
587 msg_Dbg(p_access, " forward error correction 2/3");
588 if( p_frontend->info.caps & FE_CAN_FEC_3_4)
589 msg_Dbg(p_access, " forward error correction 3/4");
590 if( p_frontend->info.caps & FE_CAN_FEC_4_5)
591 msg_Dbg(p_access, " forward error correction 4/5");
592 if( p_frontend->info.caps & FE_CAN_FEC_5_6)
593 msg_Dbg(p_access, " forward error correction 5/6");
594 if( p_frontend->info.caps & FE_CAN_FEC_6_7)
595 msg_Dbg(p_access, " forward error correction 6/7");
596 if( p_frontend->info.caps & FE_CAN_FEC_7_8)
597 msg_Dbg(p_access, " forward error correction 7/8");
598 if( p_frontend->info.caps & FE_CAN_FEC_8_9)
599 msg_Dbg(p_access, " forward error correction 8/9");
600 if( p_frontend->info.caps & FE_CAN_FEC_AUTO)
601 msg_Dbg(p_access, " forward error correction auto");
602 if( p_frontend->info.caps & FE_CAN_QPSK)
603 msg_Dbg(p_access, " card can do QPSK");
604 if( p_frontend->info.caps & FE_CAN_QAM_16)
605 msg_Dbg(p_access, " card can do QAM 16");
606 if( p_frontend->info.caps & FE_CAN_QAM_32)
607 msg_Dbg(p_access, " card can do QAM 32");
608 if( p_frontend->info.caps & FE_CAN_QAM_64)
609 msg_Dbg(p_access, " card can do QAM 64");
610 if( p_frontend->info.caps & FE_CAN_QAM_128)
611 msg_Dbg(p_access, " card can do QAM 128");
612 if( p_frontend->info.caps & FE_CAN_QAM_256)
613 msg_Dbg(p_access, " card can do QAM 256");
614 if( p_frontend->info.caps & FE_CAN_QAM_AUTO)
615 msg_Dbg(p_access, " card can do QAM auto");
616 if( p_frontend->info.caps & FE_CAN_TRANSMISSION_MODE_AUTO)
617 msg_Dbg(p_access, " transmission mode auto");
618 if( p_frontend->info.caps & FE_CAN_BANDWIDTH_AUTO)
619 msg_Dbg(p_access, " bandwidth mode auto");
620 if( p_frontend->info.caps & FE_CAN_GUARD_INTERVAL_AUTO)
621 msg_Dbg(p_access, " guard interval mode auto");
622 if( p_frontend->info.caps & FE_CAN_HIERARCHY_AUTO)
623 msg_Dbg(p_access, " hierarchy mode auto");
624 if( p_frontend->info.caps & FE_CAN_MUTE_TS)
625 msg_Dbg(p_access, " card can mute TS");
626 if( p_frontend->info.caps & FE_CAN_RECOVER)
627 msg_Dbg(p_access, " card can recover from a cable unplug");
628 if( p_frontend->info.caps & FE_CAN_8VSB)
629 msg_Dbg(p_access, " card can do 8vsb");
630 if( p_frontend->info.caps & FE_CAN_16VSB)
631 msg_Dbg(p_access, " card can do 16vsb");
632 msg_Dbg(p_access, "End of capability list");
637 /*****************************************************************************
638 * Decoding the DVB parameters (common)
639 *****************************************************************************/
640 static fe_spectral_inversion_t DecodeInversion( access_t *p_access )
643 fe_spectral_inversion_t fe_inversion = 0;
645 var_Get( p_access, "dvb-inversion", &val );
646 msg_Dbg( p_access, "using inversion=%d", val.i_int );
650 case 0: fe_inversion = INVERSION_OFF; break;
651 case 1: fe_inversion = INVERSION_ON; break;
652 case 2: fe_inversion = INVERSION_AUTO; break;
654 msg_Dbg( p_access, "dvb has inversion not set, using auto");
655 fe_inversion = INVERSION_AUTO;
661 static fe_code_rate_t DecodeFEC( access_t *p_access, int i_val )
663 fe_code_rate_t fe_fec = FEC_NONE;
665 msg_Dbg( p_access, "using fec=%d", i_val );
669 case 0: fe_fec = FEC_NONE; break;
670 case 1: fe_fec = FEC_1_2; break;
671 case 2: fe_fec = FEC_2_3; break;
672 case 3: fe_fec = FEC_3_4; break;
673 case 4: fe_fec = FEC_4_5; break;
674 case 5: fe_fec = FEC_5_6; break;
675 case 6: fe_fec = FEC_6_7; break;
676 case 7: fe_fec = FEC_7_8; break;
677 case 8: fe_fec = FEC_8_9; break;
678 case 9: fe_fec = FEC_AUTO; break;
682 msg_Err( p_access, "argument has invalid FEC (%d)", i_val);
688 static fe_modulation_t DecodeModulation( access_t *p_access )
691 fe_modulation_t fe_modulation = 0;
693 var_Get( p_access, "dvb-modulation", &val );
697 case -1: fe_modulation = QPSK; break;
698 case 0: fe_modulation = QAM_AUTO; break;
699 case 8: fe_modulation = VSB_8; break; // ugly hack
700 case 16: fe_modulation = QAM_16; break;
701 case 32: fe_modulation = QAM_32; break;
702 case 64: fe_modulation = QAM_64; break;
703 case 128: fe_modulation = QAM_128; break;
704 case 256: fe_modulation = QAM_256; break;
706 msg_Dbg( p_access, "terrestrial/cable dvb has constellation/modulation not set, using auto");
707 fe_modulation = QAM_AUTO;
710 return fe_modulation;
713 /*****************************************************************************
714 * FrontendSetQPSK : controls the FE device
715 *****************************************************************************/
716 static fe_sec_voltage_t DecodeVoltage( access_t *p_access )
719 fe_sec_voltage_t fe_voltage;
721 var_Get( p_access, "dvb-voltage", &val );
722 msg_Dbg( p_access, "using voltage=%d", val.i_int );
726 case 0: fe_voltage = SEC_VOLTAGE_OFF; break;
727 case 13: fe_voltage = SEC_VOLTAGE_13; break;
728 case 18: fe_voltage = SEC_VOLTAGE_18; break;
730 fe_voltage = SEC_VOLTAGE_OFF;
731 msg_Err( p_access, "argument has invalid voltage (%d)", val.i_int );
737 static fe_sec_tone_mode_t DecodeTone( access_t *p_access )
740 fe_sec_tone_mode_t fe_tone;
742 var_Get( p_access, "dvb-tone", &val );
743 msg_Dbg( p_access, "using tone=%d", val.i_int );
747 case 0: fe_tone = SEC_TONE_OFF; break;
748 case 1: fe_tone = SEC_TONE_ON; break;
750 fe_tone = SEC_TONE_OFF;
751 msg_Err( p_access, "argument has invalid tone mode (%d)", val.i_int);
759 struct dvb_diseqc_master_cmd cmd;
763 static int DoDiseqc( access_t *p_access )
765 access_sys_t *p_sys = p_access->p_sys;
767 int i_frequency, i_lnb_slof;
768 fe_sec_voltage_t fe_voltage;
769 fe_sec_tone_mode_t fe_tone;
772 var_Get( p_access, "dvb-frequency", &val );
773 i_frequency = val.i_int;
774 var_Get( p_access, "dvb-lnb-slof", &val );
775 i_lnb_slof = val.i_int;
777 var_Get( p_access, "dvb-tone", &val );
778 if( val.i_int == -1 /* auto */ )
780 if( i_frequency >= i_lnb_slof )
784 var_Set( p_access, "dvb-tone", val );
787 fe_voltage = DecodeVoltage( p_access );
788 fe_tone = DecodeTone( p_access );
790 /* Switch off continuous tone. */
791 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_SET_TONE, SEC_TONE_OFF )) < 0 )
793 msg_Err( p_access, "ioctl FE_SET_TONE failed, tone=%s (%d) %s",
794 fe_tone == SEC_TONE_ON ? "on" : "off", i_err,
799 /* Configure LNB voltage. */
800 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_SET_VOLTAGE, fe_voltage )) < 0 )
802 msg_Err( p_access, "ioctl FE_SET_VOLTAGE failed, voltage=%d (%d) %s",
803 fe_voltage, i_err, strerror(errno) );
807 var_Get( p_access, "dvb-high-voltage", &val );
808 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_ENABLE_HIGH_LNB_VOLTAGE,
809 val.b_bool )) < 0 && val.b_bool )
812 "ioctl FE_ENABLE_HIGH_LNB_VOLTAGE failed, val=%d (%d) %s",
813 val.b_bool, i_err, strerror(errno) );
816 /* Wait for at least 15 ms. */
819 var_Get( p_access, "dvb-satno", &val );
820 if( val.i_int > 0 && val.i_int < 5 )
822 /* digital satellite equipment control,
823 * specification is available from http://www.eutelsat.com/
826 /* 1.x compatible equipment */
827 struct diseqc_cmd_t cmd = { {{0xe0, 0x10, 0x38, 0xf0, 0x00, 0x00}, 4}, 0 };
829 /* param: high nibble: reset bits, low nibble set bits,
830 * bits are: option, position, polarization, band
832 cmd.cmd.msg[3] = 0xf0 /* reset bits */
833 | (((val.i_int - 1) * 4) & 0xc)
834 | (fe_voltage == SEC_VOLTAGE_13 ? 0 : 2)
835 | (fe_tone == SEC_TONE_ON ? 1 : 0);
837 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_DISEQC_SEND_MASTER_CMD,
840 msg_Err( p_access, "ioctl FE_SEND_MASTER_CMD failed (%d) %s",
841 i_err, strerror(errno) );
845 msleep(15000 + cmd.wait * 1000);
847 /* A or B simple diseqc ("diseqc-compatible") */
848 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_DISEQC_SEND_BURST,
849 ((val.i_int - 1) % 2) ? SEC_MINI_B : SEC_MINI_A )) < 0 )
851 msg_Err( p_access, "ioctl FE_SEND_BURST failed (%d) %s",
852 i_err, strerror(errno) );
859 if( (i_err = ioctl( p_sys->i_frontend_handle, FE_SET_TONE, fe_tone )) < 0 )
861 msg_Err( p_access, "ioctl FE_SET_TONE failed, tone=%s (%d) %s",
862 fe_tone == SEC_TONE_ON ? "on" : "off", i_err,
871 static int FrontendSetQPSK( access_t *p_access )
873 access_sys_t *p_sys = p_access->p_sys;
874 struct dvb_frontend_parameters fep;
877 int i_frequency, i_lnb_slof = 0, i_lnb_lof1, i_lnb_lof2 = 0;
879 /* Prepare the fep structure */
880 var_Get( p_access, "dvb-frequency", &val );
881 i_frequency = val.i_int;
883 var_Get( p_access, "dvb-lnb-lof1", &val );
884 if ( val.i_int == 0 )
886 /* Automatic mode. */
887 if ( i_frequency >= 950000 && i_frequency <= 2150000 )
889 msg_Dbg( p_access, "frequency %d is in IF-band", i_frequency );
892 else if ( i_frequency >= 2500000 && i_frequency <= 2700000 )
894 msg_Dbg( p_access, "frequency %d is in S-band", i_frequency );
895 i_lnb_lof1 = 3650000;
897 else if ( i_frequency >= 3400000 && i_frequency <= 4200000 )
899 msg_Dbg( p_access, "frequency %d is in C-band (lower)",
901 i_lnb_lof1 = 5150000;
903 else if ( i_frequency >= 4500000 && i_frequency <= 4800000 )
905 msg_Dbg( p_access, "frequency %d is in C-band (higher)",
907 i_lnb_lof1 = 5950000;
909 else if ( i_frequency >= 10700000 && i_frequency <= 13250000 )
911 msg_Dbg( p_access, "frequency %d is in Ku-band",
913 i_lnb_lof1 = 9750000;
914 i_lnb_lof2 = 10600000;
915 i_lnb_slof = 11700000;
919 msg_Err( p_access, "frequency %d is out of any known band",
921 msg_Err( p_access, "specify dvb-lnb-lof1 manually for the local "
922 "oscillator frequency" );
925 val.i_int = i_lnb_lof1;
926 var_Set( p_access, "dvb-lnb-lof1", val );
927 val.i_int = i_lnb_lof2;
928 var_Set( p_access, "dvb-lnb-lof2", val );
929 val.i_int = i_lnb_slof;
930 var_Set( p_access, "dvb-lnb-slof", val );
934 i_lnb_lof1 = val.i_int;
935 var_Get( p_access, "dvb-lnb-lof2", &val );
936 i_lnb_lof2 = val.i_int;
937 var_Get( p_access, "dvb-lnb-slof", &val );
938 i_lnb_slof = val.i_int;
941 if( i_lnb_slof && i_frequency >= i_lnb_slof )
943 i_frequency -= i_lnb_lof2;
947 i_frequency -= i_lnb_lof1;
949 fep.frequency = i_frequency >= 0 ? i_frequency : -i_frequency;
951 fep.inversion = DecodeInversion( p_access );
953 var_Get( p_access, "dvb-srate", &val );
954 fep.u.qpsk.symbol_rate = val.i_int;
956 var_Get( p_access, "dvb-fec", &val );
957 fep.u.qpsk.fec_inner = DecodeFEC( p_access, val.i_int );
959 if( DoDiseqc( p_access ) < 0 )
964 /* Empty the event queue */
967 struct dvb_frontend_event event;
968 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
969 && errno == EWOULDBLOCK )
973 /* Now send it all to the frontend device */
974 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
976 msg_Err( p_access, "DVB-S: setting frontend failed (%d) %s", i_ret,
984 /*****************************************************************************
985 * FrontendSetQAM : controls the FE device
986 *****************************************************************************/
987 static int FrontendSetQAM( access_t *p_access )
989 access_sys_t *p_sys = p_access->p_sys;
990 struct dvb_frontend_parameters fep;
994 /* Prepare the fep structure */
996 var_Get( p_access, "dvb-frequency", &val );
997 fep.frequency = val.i_int;
999 fep.inversion = DecodeInversion( p_access );
1001 var_Get( p_access, "dvb-srate", &val );
1002 fep.u.qam.symbol_rate = val.i_int;
1004 var_Get( p_access, "dvb-fec", &val );
1005 fep.u.qam.fec_inner = DecodeFEC( p_access, val.i_int );
1007 fep.u.qam.modulation = DecodeModulation( p_access );
1009 /* Empty the event queue */
1012 struct dvb_frontend_event event;
1013 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
1014 && errno == EWOULDBLOCK )
1018 /* Now send it all to the frontend device */
1019 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
1021 msg_Err( p_access, "DVB-C: setting frontend failed (%d) %s", i_ret,
1023 return VLC_EGENERIC;
1029 /*****************************************************************************
1030 * FrontendSetOFDM : controls the FE device
1031 *****************************************************************************/
1032 static fe_bandwidth_t DecodeBandwidth( access_t *p_access )
1035 fe_bandwidth_t fe_bandwidth = 0;
1037 var_Get( p_access, "dvb-bandwidth", &val );
1038 msg_Dbg( p_access, "using bandwidth=%d", val.i_int );
1042 case 0: fe_bandwidth = BANDWIDTH_AUTO; break;
1043 case 6: fe_bandwidth = BANDWIDTH_6_MHZ; break;
1044 case 7: fe_bandwidth = BANDWIDTH_7_MHZ; break;
1045 case 8: fe_bandwidth = BANDWIDTH_8_MHZ; break;
1047 msg_Dbg( p_access, "terrestrial dvb has bandwidth not set, using auto" );
1048 fe_bandwidth = BANDWIDTH_AUTO;
1051 return fe_bandwidth;
1054 static fe_transmit_mode_t DecodeTransmission( access_t *p_access )
1057 fe_transmit_mode_t fe_transmission = 0;
1059 var_Get( p_access, "dvb-transmission", &val );
1060 msg_Dbg( p_access, "using transmission=%d", val.i_int );
1064 case 0: fe_transmission = TRANSMISSION_MODE_AUTO; break;
1065 case 2: fe_transmission = TRANSMISSION_MODE_2K; break;
1066 case 8: fe_transmission = TRANSMISSION_MODE_8K; break;
1068 msg_Dbg( p_access, "terrestrial dvb has transmission mode not set, using auto");
1069 fe_transmission = TRANSMISSION_MODE_AUTO;
1072 return fe_transmission;
1075 static fe_guard_interval_t DecodeGuardInterval( access_t *p_access )
1078 fe_guard_interval_t fe_guard = 0;
1080 var_Get( p_access, "dvb-guard", &val );
1081 msg_Dbg( p_access, "using guard=%d", val.i_int );
1085 case 0: fe_guard = GUARD_INTERVAL_AUTO; break;
1086 case 4: fe_guard = GUARD_INTERVAL_1_4; break;
1087 case 8: fe_guard = GUARD_INTERVAL_1_8; break;
1088 case 16: fe_guard = GUARD_INTERVAL_1_16; break;
1089 case 32: fe_guard = GUARD_INTERVAL_1_32; break;
1091 msg_Dbg( p_access, "terrestrial dvb has guard interval not set, using auto");
1092 fe_guard = GUARD_INTERVAL_AUTO;
1098 static fe_hierarchy_t DecodeHierarchy( access_t *p_access )
1101 fe_hierarchy_t fe_hierarchy = 0;
1103 var_Get( p_access, "dvb-hierarchy", &val );
1104 msg_Dbg( p_access, "using hierarchy=%d", val.i_int );
1108 case -1: fe_hierarchy = HIERARCHY_NONE; break;
1109 case 0: fe_hierarchy = HIERARCHY_AUTO; break;
1110 case 1: fe_hierarchy = HIERARCHY_1; break;
1111 case 2: fe_hierarchy = HIERARCHY_2; break;
1112 case 4: fe_hierarchy = HIERARCHY_4; break;
1114 msg_Dbg( p_access, "terrestrial dvb has hierarchy not set, using auto");
1115 fe_hierarchy = HIERARCHY_AUTO;
1118 return fe_hierarchy;
1121 static int FrontendSetOFDM( access_t * p_access )
1123 access_sys_t *p_sys = p_access->p_sys;
1124 struct dvb_frontend_parameters fep;
1128 /* Prepare the fep structure */
1130 var_Get( p_access, "dvb-frequency", &val );
1131 fep.frequency = val.i_int;
1133 fep.inversion = DecodeInversion( p_access );
1135 fep.u.ofdm.bandwidth = DecodeBandwidth( p_access );
1136 var_Get( p_access, "dvb-code-rate-hp", &val );
1137 fep.u.ofdm.code_rate_HP = DecodeFEC( p_access, val.i_int );
1138 var_Get( p_access, "dvb-code-rate-lp", &val );
1139 fep.u.ofdm.code_rate_LP = DecodeFEC( p_access, val.i_int );
1140 fep.u.ofdm.constellation = DecodeModulation( p_access );
1141 fep.u.ofdm.transmission_mode = DecodeTransmission( p_access );
1142 fep.u.ofdm.guard_interval = DecodeGuardInterval( p_access );
1143 fep.u.ofdm.hierarchy_information = DecodeHierarchy( p_access );
1145 /* Empty the event queue */
1148 struct dvb_frontend_event event;
1149 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
1150 && errno == EWOULDBLOCK )
1154 /* Now send it all to the frontend device */
1155 if( (ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
1157 msg_Err( p_access, "DVB-T: setting frontend failed (%d) %s", ret,
1165 /*****************************************************************************
1166 * FrontendSetATSC : controls the FE device
1167 *****************************************************************************/
1168 static int FrontendSetATSC( access_t *p_access )
1170 access_sys_t *p_sys = p_access->p_sys;
1171 struct dvb_frontend_parameters fep;
1175 /* Prepare the fep structure */
1177 var_Get( p_access, "dvb-frequency", &val );
1178 fep.frequency = val.i_int;
1180 fep.u.vsb.modulation = DecodeModulation( p_access );
1182 /* Empty the event queue */
1185 struct dvb_frontend_event event;
1186 if ( ioctl( p_sys->i_frontend_handle, FE_GET_EVENT, &event ) < 0
1187 && errno == EWOULDBLOCK )
1191 /* Now send it all to the frontend device */
1192 if( (i_ret = ioctl( p_sys->i_frontend_handle, FE_SET_FRONTEND, &fep )) < 0 )
1194 msg_Err( p_access, "ATSC: setting frontend failed (%d) %s", i_ret,
1196 return VLC_EGENERIC;
1207 /*****************************************************************************
1208 * DMXSetFilter : controls the demux to add a filter
1209 *****************************************************************************/
1210 int E_(DMXSetFilter)( access_t * p_access, int i_pid, int * pi_fd, int i_type )
1212 struct dmx_pes_filter_params s_filter_params;
1214 unsigned int i_adapter, i_device;
1218 var_Get( p_access, "dvb-adapter", &val );
1219 i_adapter = val.i_int;
1220 var_Get( p_access, "dvb-device", &val );
1221 i_device = val.i_int;
1223 if( snprintf( dmx, sizeof(dmx), DMX, i_adapter, i_device )
1224 >= (int)sizeof(dmx) )
1226 msg_Err( p_access, "snprintf() truncated string for DMX" );
1227 dmx[sizeof(dmx) - 1] = '\0';
1230 msg_Dbg( p_access, "Opening device %s", dmx );
1231 if( (*pi_fd = open(dmx, O_RDWR)) < 0 )
1233 msg_Err( p_access, "DMXSetFilter: opening device failed (%s)",
1235 return VLC_EGENERIC;
1238 /* We fill the DEMUX structure : */
1239 s_filter_params.pid = i_pid;
1240 s_filter_params.input = DMX_IN_FRONTEND;
1241 s_filter_params.output = DMX_OUT_TS_TAP;
1242 s_filter_params.flags = DMX_IMMEDIATE_START;
1245 { /* First device */
1247 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO0 for PID %d", i_pid);
1248 s_filter_params.pes_type = DMX_PES_VIDEO0;
1251 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO0 for PID %d", i_pid);
1252 s_filter_params.pes_type = DMX_PES_AUDIO0;
1255 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT0 for PID %d", i_pid);
1256 s_filter_params.pes_type = DMX_PES_TELETEXT0;
1259 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE0 for PID %d", i_pid);
1260 s_filter_params.pes_type = DMX_PES_SUBTITLE0;
1263 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR0 for PID %d", i_pid);
1264 s_filter_params.pes_type = DMX_PES_PCR0;
1268 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO1 for PID %d", i_pid);
1269 s_filter_params.pes_type = DMX_PES_VIDEO1;
1272 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO1 for PID %d", i_pid);
1273 s_filter_params.pes_type = DMX_PES_AUDIO1;
1276 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT1 for PID %d", i_pid);
1277 s_filter_params.pes_type = DMX_PES_TELETEXT1;
1280 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE1 for PID %d", i_pid);
1281 s_filter_params.pes_type = DMX_PES_SUBTITLE1;
1284 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR1 for PID %d", i_pid);
1285 s_filter_params.pes_type = DMX_PES_PCR1;
1289 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO2 for PID %d", i_pid);
1290 s_filter_params.pes_type = DMX_PES_VIDEO2;
1293 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO2 for PID %d", i_pid);
1294 s_filter_params.pes_type = DMX_PES_AUDIO2;
1297 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT2 for PID %d", i_pid);
1298 s_filter_params.pes_type = DMX_PES_TELETEXT2;
1301 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE2 for PID %d", i_pid);
1302 s_filter_params.pes_type = DMX_PES_SUBTITLE2;
1305 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR2 for PID %d", i_pid);
1306 s_filter_params.pes_type = DMX_PES_PCR2;
1310 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_VIDEO3 for PID %d", i_pid);
1311 s_filter_params.pes_type = DMX_PES_VIDEO3;
1314 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_AUDIO3 for PID %d", i_pid);
1315 s_filter_params.pes_type = DMX_PES_AUDIO3;
1318 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_TELETEXT3 for PID %d", i_pid);
1319 s_filter_params.pes_type = DMX_PES_TELETEXT3;
1322 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_SUBTITLE3 for PID %d", i_pid);
1323 s_filter_params.pes_type = DMX_PES_SUBTITLE3;
1326 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_PCR3 for PID %d", i_pid);
1327 s_filter_params.pes_type = DMX_PES_PCR3;
1329 /* Usually used by Nova cards */
1332 msg_Dbg(p_access, "DMXSetFilter: DMX_PES_OTHER for PID %d", i_pid);
1333 s_filter_params.pes_type = DMX_PES_OTHER;
1337 /* We then give the order to the device : */
1338 if( (i_ret = ioctl( *pi_fd, DMX_SET_PES_FILTER, &s_filter_params )) < 0 )
1340 msg_Err( p_access, "DMXSetFilter: failed with %d (%s)", i_ret,
1342 return VLC_EGENERIC;
1347 /*****************************************************************************
1348 * DMXUnsetFilter : removes a filter
1349 *****************************************************************************/
1350 int E_(DMXUnsetFilter)( access_t * p_access, int i_fd )
1354 if( (i_ret = ioctl( i_fd, DMX_STOP )) < 0 )
1356 msg_Err( p_access, "DMX_STOP failed for demux (%d) %s",
1357 i_ret, strerror(errno) );
1361 msg_Dbg( p_access, "DMXUnsetFilter: closing demux %d", i_fd );
1371 /*****************************************************************************
1373 *****************************************************************************/
1374 int E_(DVROpen)( access_t * p_access )
1376 access_sys_t *p_sys = p_access->p_sys;
1377 unsigned int i_adapter, i_device;
1381 var_Get( p_access, "dvb-adapter", &val );
1382 i_adapter = val.i_int;
1383 var_Get( p_access, "dvb-device", &val );
1384 i_device = val.i_int;
1386 if( snprintf( dvr, sizeof(dvr), DVR, i_adapter, i_device )
1387 >= (int)sizeof(dvr) )
1389 msg_Err( p_access, "snprintf() truncated string for DVR" );
1390 dvr[sizeof(dvr) - 1] = '\0';
1393 msg_Dbg( p_access, "Opening device %s", dvr );
1394 if( (p_sys->i_handle = open(dvr, O_RDONLY)) < 0 )
1396 msg_Err( p_access, "DVROpen: opening device failed (%s)",
1398 return VLC_EGENERIC;
1401 if( fcntl( p_sys->i_handle, F_SETFL, O_NONBLOCK ) == -1 )
1403 msg_Warn( p_access, "DVROpen: couldn't set non-blocking mode (%s)",
1410 /*****************************************************************************
1412 *****************************************************************************/
1413 void E_(DVRClose)( access_t * p_access )
1415 access_sys_t *p_sys = p_access->p_sys;
1417 close( p_sys->i_handle );
1425 /*****************************************************************************
1427 *****************************************************************************/
1428 int E_(CAMOpen)( access_t *p_access )
1430 access_sys_t *p_sys = p_access->p_sys;
1432 int i_adapter, i_device;
1435 i_adapter = var_GetInteger( p_access, "dvb-adapter" );
1436 i_device = var_GetInteger( p_access, "dvb-device" );
1438 if( snprintf( ca, sizeof(ca), CA, i_adapter, i_device ) >= (int)sizeof(ca) )
1440 msg_Err( p_access, "snprintf() truncated string for CA" );
1441 ca[sizeof(ca) - 1] = '\0';
1443 memset( &caps, 0, sizeof( ca_caps_t ));
1445 msg_Dbg( p_access, "Opening device %s", ca );
1446 if( (p_sys->i_ca_handle = open(ca, O_RDWR | O_NONBLOCK)) < 0 )
1448 msg_Warn( p_access, "CAMInit: opening CAM device failed (%s)",
1450 p_sys->i_ca_handle = 0;
1451 return VLC_EGENERIC;
1454 if ( ioctl( p_sys->i_ca_handle, CA_GET_CAP, &caps ) != 0 )
1456 msg_Err( p_access, "CAMInit: ioctl() error getting CAM capabilities" );
1457 close( p_sys->i_ca_handle );
1458 p_sys->i_ca_handle = 0;
1459 return VLC_EGENERIC;
1462 /* Output CA capabilities */
1463 msg_Dbg( p_access, "CAMInit: CA interface with %d %s", caps.slot_num,
1464 caps.slot_num == 1 ? "slot" : "slots" );
1465 if ( caps.slot_type & CA_CI )
1466 msg_Dbg( p_access, "CAMInit: CI high level interface type" );
1467 if ( caps.slot_type & CA_CI_LINK )
1468 msg_Dbg( p_access, "CAMInit: CI link layer level interface type" );
1469 if ( caps.slot_type & CA_CI_PHYS )
1470 msg_Dbg( p_access, "CAMInit: CI physical layer level interface type (not supported) " );
1471 if ( caps.slot_type & CA_DESCR )
1472 msg_Dbg( p_access, "CAMInit: built-in descrambler detected" );
1473 if ( caps.slot_type & CA_SC )
1474 msg_Dbg( p_access, "CAMInit: simple smart card interface" );
1476 msg_Dbg( p_access, "CAMInit: %d available %s", caps.descr_num,
1477 caps.descr_num == 1 ? "descrambler (key)" : "descramblers (keys)" );
1478 if ( caps.descr_type & CA_ECD )
1479 msg_Dbg( p_access, "CAMInit: ECD scrambling system supported" );
1480 if ( caps.descr_type & CA_NDS )
1481 msg_Dbg( p_access, "CAMInit: NDS scrambling system supported" );
1482 if ( caps.descr_type & CA_DSS )
1483 msg_Dbg( p_access, "CAMInit: DSS scrambling system supported" );
1485 if ( caps.slot_num == 0 )
1487 msg_Err( p_access, "CAMInit: CAM module with no slots" );
1488 close( p_sys->i_ca_handle );
1489 p_sys->i_ca_handle = 0;
1490 return VLC_EGENERIC;
1493 if( caps.slot_type & CA_CI_LINK )
1495 p_sys->i_ca_type = CA_CI_LINK;
1497 else if( caps.slot_type & CA_CI )
1499 p_sys->i_ca_type = CA_CI;
1502 p_sys->i_ca_type = -1;
1503 msg_Err( p_access, "CAMInit: incompatible CAM interface" );
1504 close( p_sys->i_ca_handle );
1505 p_sys->i_ca_handle = 0;
1506 return VLC_EGENERIC;
1509 p_sys->i_nb_slots = caps.slot_num;
1510 memset( p_sys->pb_active_slot, 0, sizeof(vlc_bool_t) * MAX_CI_SLOTS );
1511 memset( p_sys->pb_slot_mmi_expected, 0, sizeof(vlc_bool_t) * MAX_CI_SLOTS );
1512 memset( p_sys->pb_slot_mmi_undisplayed, 0,
1513 sizeof(vlc_bool_t) * MAX_CI_SLOTS );
1515 return E_(en50221_Init)( p_access );
1518 /*****************************************************************************
1520 *****************************************************************************/
1521 int E_(CAMPoll)( access_t * p_access )
1523 access_sys_t *p_sys = p_access->p_sys;
1524 int i_ret = VLC_EGENERIC;
1526 if ( p_sys->i_ca_handle == 0 )
1528 return VLC_EGENERIC;
1531 switch( p_sys->i_ca_type )
1534 i_ret = E_(en50221_Poll)( p_access );
1537 i_ret = VLC_SUCCESS;
1540 msg_Err( p_access, "CAMPoll: This should not happen" );
1548 /*****************************************************************************
1550 *****************************************************************************/
1551 void E_(CAMStatus)( access_t * p_access )
1553 access_sys_t *p_sys = p_access->p_sys;
1558 if ( p_sys->psz_request != NULL && *p_sys->psz_request )
1560 /* Check if we have an undisplayed MMI message : in that case we ignore
1561 * the user input to avoid confusing the CAM. */
1562 for ( i_slot = 0; i_slot < p_sys->i_nb_slots; i_slot++ )
1564 if ( p_sys->pb_slot_mmi_undisplayed[i_slot] == VLC_TRUE )
1566 p_sys->psz_request = NULL;
1568 "ignoring user request because of a new MMI object" );
1574 if ( p_sys->psz_request != NULL && *p_sys->psz_request )
1576 /* We have a mission to accomplish. */
1577 en50221_mmi_object_t mmi_object;
1578 char *psz_request = p_sys->psz_request;
1579 char psz_value[255];
1581 vlc_bool_t b_ok = VLC_FALSE;
1583 p_sys->psz_request = NULL;
1585 if ( E_(HTTPExtractValue)( psz_request, "slot", psz_value,
1586 sizeof(psz_value) ) == NULL )
1588 p_sys->psz_mmi_info = strdup( "invalid request parameter\n" );
1591 i_slot = atoi(psz_value);
1593 if ( E_(HTTPExtractValue)( psz_request, "open", psz_value,
1594 sizeof(psz_value) ) != NULL )
1596 E_(en50221_OpenMMI)( p_access, i_slot );
1600 if ( E_(HTTPExtractValue)( psz_request, "close", psz_value,
1601 sizeof(psz_value) ) != NULL )
1603 E_(en50221_CloseMMI)( p_access, i_slot );
1607 if ( E_(HTTPExtractValue)( psz_request, "cancel", psz_value,
1608 sizeof(psz_value) ) == NULL )
1613 if ( E_(HTTPExtractValue)( psz_request, "type", psz_value,
1614 sizeof(psz_value) ) == NULL )
1616 p_sys->psz_mmi_info = strdup( "invalid request parameter\n" );
1620 if ( !strcmp( psz_value, "enq" ) )
1622 mmi_object.i_object_type = EN50221_MMI_ANSW;
1623 mmi_object.u.answ.b_ok = b_ok;
1624 if ( b_ok == VLC_FALSE )
1626 mmi_object.u.answ.psz_answ = strdup("");
1630 if ( E_(HTTPExtractValue)( psz_request, "answ", psz_value,
1631 sizeof(psz_value) ) == NULL )
1633 p_sys->psz_mmi_info = strdup( "invalid request parameter\n" );
1637 mmi_object.u.answ.psz_answ = strdup(psz_value);
1642 mmi_object.i_object_type = EN50221_MMI_MENU_ANSW;
1643 if ( b_ok == VLC_FALSE )
1645 mmi_object.u.menu_answ.i_choice = 0;
1649 if ( E_(HTTPExtractValue)( psz_request, "choice", psz_value,
1650 sizeof(psz_value) ) == NULL )
1651 mmi_object.u.menu_answ.i_choice = 0;
1653 mmi_object.u.menu_answ.i_choice = atoi(psz_value);
1657 E_(en50221_SendMMIObject)( p_access, i_slot, &mmi_object );
1661 /* Check that we have all necessary MMI information. */
1662 for ( i_slot = 0; i_slot < p_sys->i_nb_slots; i_slot++ )
1664 if ( p_sys->pb_slot_mmi_expected[i_slot] == VLC_TRUE )
1668 p = p_sys->psz_mmi_info = malloc( 10000 );
1670 if ( ioctl( p_sys->i_ca_handle, CA_GET_CAP, &caps ) != 0 )
1672 p += sprintf( p, "ioctl CA_GET_CAP failed (%s)\n",
1677 /* Output CA capabilities */
1678 p += sprintf( p, "CA interface with %d %s, type:\n<table>", caps.slot_num,
1679 caps.slot_num == 1 ? "slot" : "slots" );
1680 #define CHECK_CAPS( x, s ) \
1681 if ( caps.slot_type & (CA_##x) ) \
1682 p += sprintf( p, "<tr><td>" s "</td></tr>\n" );
1684 CHECK_CAPS( CI, "CI high level interface" );
1685 CHECK_CAPS( CI_LINK, "CI link layer level interface" );
1686 CHECK_CAPS( CI_PHYS, "CI physical layer level interface (not supported)" );
1687 CHECK_CAPS( DESCR, "built-in descrambler" );
1688 CHECK_CAPS( SC, "simple smartcard interface" );
1691 p += sprintf( p, "</table>%d available %s\n<table>", caps.descr_num,
1692 caps.descr_num == 1 ? "descrambler (key)" : "descramblers (keys)" );
1693 #define CHECK_DESC( x ) \
1694 if ( caps.descr_type & (CA_##x) ) \
1695 p += sprintf( p, "<tr><td>" STRINGIFY(x) "</td></tr>\n" );
1702 p += sprintf( p, "</table>" );
1704 for ( i_slot = 0; i_slot < p_sys->i_nb_slots; i_slot++ )
1706 ca_slot_info_t sinfo;
1708 p_sys->pb_slot_mmi_undisplayed[i_slot] = VLC_FALSE;
1709 p += sprintf( p, "<p>CA slot #%d: ", i_slot );
1712 if ( ioctl( p_sys->i_ca_handle, CA_GET_SLOT_INFO, &sinfo ) != 0 )
1714 p += sprintf( p, "ioctl CA_GET_SLOT_INFO failed (%s)<br>\n",
1719 #define CHECK_TYPE( x, s ) \
1720 if ( sinfo.type & (CA_##x) ) \
1721 p += sprintf( p, "%s", s );
1723 CHECK_TYPE( CI, "high level, " );
1724 CHECK_TYPE( CI_LINK, "link layer level, " );
1725 CHECK_TYPE( CI_PHYS, "physical layer level, " );
1728 if ( sinfo.flags & CA_CI_MODULE_READY )
1730 en50221_mmi_object_t *p_object = E_(en50221_GetMMIObject)( p_access,
1733 p += sprintf( p, "module present and ready<p>\n" );
1734 p += sprintf( p, "<form action=index.html method=get>\n" );
1735 p += sprintf( p, "<input type=hidden name=slot value=\"%d\">\n",
1738 if ( p_object == NULL )
1740 p += sprintf( p, "<input type=submit name=open value=\"Open session\">\n" );
1744 switch ( p_object->i_object_type )
1746 case EN50221_MMI_ENQ:
1747 p += sprintf( p, "<input type=hidden name=type value=enq>\n" );
1748 p += sprintf( p, "<table border=1><tr><th>%s</th></tr>\n",
1749 p_object->u.enq.psz_text );
1750 if ( p_object->u.enq.b_blind == VLC_FALSE )
1751 p += sprintf( p, "<tr><td><input type=text name=answ></td></tr>\n" );
1753 p += sprintf( p, "<tr><td><input type=password name=answ></td></tr>\n" );
1756 case EN50221_MMI_MENU:
1757 p += sprintf( p, "<input type=hidden name=type value=menu>\n" );
1758 p += sprintf( p, "<table border=1><tr><th>%s</th></tr>\n",
1759 p_object->u.menu.psz_title );
1760 p += sprintf( p, "<tr><td>%s</td></tr><tr><td>\n",
1761 p_object->u.menu.psz_subtitle );
1762 for ( i = 0; i < p_object->u.menu.i_choices; i++ )
1763 p += sprintf( p, "<input type=radio name=choice value=\"%d\">%s<br>\n", i + 1, p_object->u.menu.ppsz_choices[i] );
1764 p += sprintf( p, "</td></tr><tr><td>%s</td></tr>\n",
1765 p_object->u.menu.psz_bottom );
1768 case EN50221_MMI_LIST:
1769 p += sprintf( p, "<input type=hidden name=type value=menu>\n" );
1770 p += sprintf( p, "<input type=hidden name=choice value=0>\n" );
1771 p += sprintf( p, "<table border=1><tr><th>%s</th></tr>\n",
1772 p_object->u.menu.psz_title );
1773 p += sprintf( p, "<tr><td>%s</td></tr><tr><td>\n",
1774 p_object->u.menu.psz_subtitle );
1775 for ( i = 0; i < p_object->u.menu.i_choices; i++ )
1776 p += sprintf( p, "%s<br>\n",
1777 p_object->u.menu.ppsz_choices[i] );
1778 p += sprintf( p, "</td></tr><tr><td>%s</td></tr>\n",
1779 p_object->u.menu.psz_bottom );
1783 p += sprintf( p, "<table><tr><th>Unknown MMI object type</th></tr>\n" );
1786 p += sprintf( p, "</table><p><input type=submit name=ok value=\"OK\">\n" );
1787 p += sprintf( p, "<input type=submit name=cancel value=\"Cancel\">\n" );
1788 p += sprintf( p, "<input type=submit name=close value=\"Close Session\">\n" );
1790 p += sprintf( p, "</form>\n" );
1792 else if ( sinfo.flags & CA_CI_MODULE_PRESENT )
1793 p += sprintf( p, "module present, not ready<br>\n" );
1795 p += sprintf( p, "module not present<br>\n" );
1799 vlc_mutex_lock( &p_sys->httpd_mutex );
1800 p_sys->b_request_mmi_info = VLC_FALSE;
1801 vlc_cond_signal( &p_sys->httpd_cond );
1802 vlc_mutex_unlock( &p_sys->httpd_mutex );
1806 /*****************************************************************************
1808 *****************************************************************************/
1809 int E_(CAMSet)( access_t * p_access, dvbpsi_pmt_t *p_pmt )
1811 access_sys_t *p_sys = p_access->p_sys;
1813 if ( p_sys->i_ca_handle == 0 )
1815 return VLC_EGENERIC;
1818 E_(en50221_SetCAPMT)( p_access, p_pmt );
1823 /*****************************************************************************
1825 *****************************************************************************/
1826 void E_(CAMClose)( access_t * p_access )
1828 access_sys_t *p_sys = p_access->p_sys;
1830 E_(en50221_End)( p_access );
1832 if ( p_sys->i_ca_handle )
1834 close( p_sys->i_ca_handle );