summaryrefslogtreecommitdiff
path: root/libdtv/libsi/si_debug_services.c
blob: 9138d803b9b027932f33a9d17315b47e49676de8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
//////////////////////////////////////////////////////////////
///                                                        ///
/// si_debug_services.c: debugging functions for libsi     ///
///                                                        ///
//////////////////////////////////////////////////////////////

// $Revision: 1.5 $
// $Date: 2003/02/04 18:45:35 $
// $Author: hakenes $
//
//   (C) 2001-03 Rolf Hakenes <hakenes@hippomi.de>, under the
//               GNU GPL with contribution of Oleg Assovski,
//               www.satmania.com
//
// libsi is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
//
// libsi is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You may have received a copy of the GNU General Public License
// along with libsi; see the file COPYING.  If not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

#include "../liblx/liblx.h"
#include "libsi.h"
#include "si_tables.h"
#include "si_debug_services.h"


void siDebugServices (struct LIST *Services)
{
   struct Service *Service;

   if (!Services) return;

   xForeach (Services, Service)
   {
      printf ("Service\n=======\n");
      printf ("   ServiceID: %d\n", Service->ServiceID);
      printf ("   TransportStreamID: %d\n", Service->TransportStreamID);
      printf ("   OriginalNetworkID: %d\n", Service->OriginalNetworkID);
      printf ("   SdtVersion: %d\n", Service->SdtVersion);
      printf ("   Status: ");
      if (GetScheduleFlag (Service->Status))
         printf ("SCHEDULE_INFO ");
      if (GetPresentFollowing(Service->Status))
         printf ("PRESENT_FOLLOWING ");
      switch (GetRunningStatus (Service->Status))
      {
         case RUNNING_STATUS_NOT_RUNNING:
            printf ("RUNNING_STATUS_NOT_RUNNING\n");
         break;

         case RUNNING_STATUS_AWAITING:
            printf ("RUNNING_STATUS_AWAITING\n");
         break;

         case RUNNING_STATUS_PAUSING:
            printf ("RUNNING_STATUS_PAUSING\n");
         break;

         case RUNNING_STATUS_RUNNING:
            printf ("RUNNING_STATUS_RUNNING\n");
         break;
      }
      siDebugDescriptors ("   ", Service->Descriptors);
      siDebugEvents ("   ", Service->Events);
   }
   return;
}

void siDebugService (struct Service *Service)
{
   if (!Service) return;

   printf ("Service\r\n=======\r\n");
   printf ("   ServiceID: %d\r\n", Service->ServiceID);
   printf ("   TransportStreamID: %d\r\n", Service->TransportStreamID);
   printf ("   OriginalNetworkID: %d\r\n", Service->OriginalNetworkID);
   printf ("   SdtVersion: %d\r\n", Service->SdtVersion);
   printf ("   Status: ");
   if (GetScheduleFlag (Service->Status))
      printf ("SCHEDULE_INFO ");
   if (GetPresentFollowing(Service->Status))
      printf ("PRESENT_FOLLOWING ");
   switch (GetRunningStatus (Service->Status))
   {
      case RUNNING_STATUS_NOT_RUNNING:
         printf ("RUNNING_STATUS_NOT_RUNNING\r\n");
      break;

      case RUNNING_STATUS_AWAITING:
         printf ("RUNNING_STATUS_AWAITING\r\n");
      break;

      case RUNNING_STATUS_PAUSING:
         printf ("RUNNING_STATUS_PAUSING\r\n");
      break;

      case RUNNING_STATUS_RUNNING:
         printf ("RUNNING_STATUS_RUNNING\r\n");
      break;
   }
   siDebugDescriptors ("\r   ", Service->Descriptors);
   siDebugEvents ("\r   ", Service->Events);

   return;
}

void siDebugEvents (char *Prepend, struct LIST *EventList)
{
   struct Event *Event;
   char          NewPrepend[32];

   if (!EventList) return;

   xForeach (EventList, Event)
   {
      printf ("%sEvent\n%s=====\n", Prepend, Prepend);
      printf ("%s   EventID: %d\n", Prepend, Event->EventID);
      printf ("%s   ServiceID: %d\n", Prepend, Event->ServiceID);
      printf ("%s   TransportStreamID: %d\n", Prepend, Event->TransportStreamID);
      printf ("%s   OriginalNetworkID: %d\n", Prepend, Event->OriginalNetworkID);
      printf ("%s   EitVersion: %d\n", Prepend, Event->EitVersion);
      printf ("%s   StartTime: %s", Prepend, ctime (&Event->StartTime));
      printf ("%s   Duration: %d Minuten\n", Prepend, Event->Duration/60);
      printf ("%s   Status: ");
      switch (GetRunningStatus (Event->Status))
      {
         case RUNNING_STATUS_NOT_RUNNING:
            printf ("RUNNING_STATUS_NOT_RUNNING\n");
         break;

         case RUNNING_STATUS_AWAITING:
            printf ("RUNNING_STATUS_AWAITING\n");
         break;

         case RUNNING_STATUS_PAUSING:
            printf ("RUNNING_STATUS_PAUSING\n");
         break;

         case RUNNING_STATUS_RUNNING:
            printf ("RUNNING_STATUS_RUNNING\n");
         break;
      }
      sprintf (NewPrepend, "%s   ", Prepend);
      siDebugDescriptors (NewPrepend, Event->Descriptors);
   }
   return;
}


void siDebugPrograms (char *Prepend, struct LIST *ProgramList)
{
   struct Program *Program;
   char            NewPrepend[32];

   if (!ProgramList) return;

   xForeach (ProgramList, Program)
   {
      printf ("%sProgram\n%s=======\n", Prepend, Prepend);
      printf ("%s   ProgramID: %d\n", Prepend, Program->ProgramID);
      printf ("%s   TransportStreamID: %d\n", Prepend, Program->TransportStreamID);
      printf ("%s   NetworkPID: %d\n", Prepend, Program->NetworkPID);
      printf ("%s   PatVersion: %d\n", Prepend, Program->PatVersion);

      sprintf (NewPrepend, "%s   ", Prepend);
      siDebugPids (NewPrepend, Program->Pids);
   }
   return;
}

void siDebugProgram (struct Program *Program)
{
   if (!Program) return;

   printf ("Program\r\n=======\r\n");
   printf ("   ProgramID: %d\r\n", Program->ProgramID);
   printf ("   TransportStreamID: %d\r\n", Program->TransportStreamID);
   printf ("   NetworkPID: %d\r\n", Program->NetworkPID);
   printf ("   PatVersion: %d\r\n", Program->PatVersion);

   siDebugPids ("\r   ", Program->Pids);

   return;
}

void siDebugPids (char *Prepend, struct LIST *PidList)
{
   struct Pid         *Pid;
   struct PidInfo     *PidInfo;
   char                NewPrepend[32];
   int                 index;

   if (!PidList) return;

   xForeach (PidList, Pid)
   {
      printf ("%sPid\n%s===\n", Prepend, Prepend);
      printf ("%s   ProgramID: %d\n", Prepend, Pid->ProgramID);
      printf ("%s   PcrPid: %d\n", Prepend, Pid->PcrPID);
      printf ("%s   PmtVersion: %d\n", Prepend, Pid->PmtVersion);
      sprintf (NewPrepend, "%s      ", Prepend);
      siDebugDescriptors (NewPrepend, Pid->Descriptors);

      xForeach (Pid->InfoList, PidInfo)
      {
         printf ("%s   PidInfo\n%s   =======\n", Prepend, Prepend);
         index = PidInfo->StreamType;
         if (index > 0x0F && index <= 0x7F) index = 0x0E;
         if (index >= 0x80) index = 0x0F;
         printf ("%s      StreamType: %s\n", Prepend, StreamTypes[index]);
         printf ("%s      ElementaryPid: %d\n", Prepend, PidInfo->ElementaryPid);

         sprintf (NewPrepend, "%s         ", Prepend);
         siDebugDescriptors (NewPrepend, PidInfo->Descriptors);
      }
   }
   return;
}


void siDebugDescriptors (char *Prepend, struct LIST *Descriptors)
{
   struct Descriptor *Descriptor;
   int i;

   xForeach (Descriptors, Descriptor)
   {
      switch (DescriptorTag (Descriptor))
      {
         case DESCR_ANCILLARY_DATA:
            printf ("%sDescriptor: Ancillary Data\n", Prepend);
            printf ("%s   Identifier: ", Prepend);
            if (((struct AncillaryDataDescriptor *)Descriptor)->
                   Identifier & ANCILLARY_DATA_DVD_VIDEO)
               printf ("DVD-Video Ancillary Data ");
            if (((struct AncillaryDataDescriptor *)Descriptor)->
                   Identifier & ANCILLARY_DATA_EXTENDED)
               printf ("Extended Ancillary Data ");
            if (((struct AncillaryDataDescriptor *)Descriptor)->
                   Identifier & ANCILLARY_DATA_SWITCHING)
               printf ("Announcement Switching Data ");
            if (((struct AncillaryDataDescriptor *)Descriptor)->
                   Identifier & ANCILLARY_DATA_DAB)
               printf ("DAB Ancillary Data ");
            if (((struct AncillaryDataDescriptor *)Descriptor)->
                   Identifier & ANCILLARY_DATA_SCALE_FACTOR)
               printf ("Scale Factor Error Check (ScF-CRC) ");
            printf ("\n");
         break;

         case DESCR_NW_NAME:
            printf ("%sDescriptor: Network Name\n", Prepend);
            printf ("%s   Name: %s\n", Prepend, xName (Descriptor));
         break;

         case DESCR_BOUQUET_NAME:
            printf ("%sDescriptor: Bouquet Name\n", Prepend);
            printf ("%s   Name: %s\n", Prepend, xName (Descriptor));
         break;

         case DESCR_COMPONENT:
            printf ("%sDescriptor: Component\n", Prepend);
            printf ("%s   Text: %s\n", Prepend, xName (Descriptor));
            printf ("%s   Content/Type: ", Prepend);
            for (i = 0; i < COMPONENT_TYPE_NUMBER; i++)
               if ((((struct ComponentDescriptor *)Descriptor)->
                        StreamContent == ComponentTypes[i].Content) &&
                   (((struct ComponentDescriptor *)Descriptor)->
                        ComponentType == ComponentTypes[i].Type))
               { printf ("%s\n", ComponentTypes[i].Description); break; }
            if (i == COMPONENT_TYPE_NUMBER) { printf ("unbekannt\n"); }
            printf ("%s   ComponentTag: 0x%02x\n", Prepend,
               ((struct ComponentDescriptor *)Descriptor)->ComponentTag);
            printf ("%s   LanguageCode: %s\n", Prepend,
               ((struct ComponentDescriptor *)Descriptor)->LanguageCode);
         break;

         case DESCR_SERVICE:
            printf ("%sDescriptor: Service\n", Prepend);
            printf ("%s   Name: %s\n", Prepend, xName (Descriptor));
            printf ("%s   ServiceType: ", Prepend);
            for (i = 0; i < SERVICE_TYPE_NUMBER; i++)
               if ((((struct ServiceDescriptor *)Descriptor)->
                        ServiceType == ServiceTypes[i].Type))
               { printf ("%s\n", ServiceTypes[i].Description); break; }
            if (i == SERVICE_TYPE_NUMBER) { printf ("unbekannt\n"); }
            printf ("%s   ServiceProvider: %s\n", Prepend,
               ((struct ServiceDescriptor *)Descriptor)->ServiceProvider);
         break;

         case DESCR_COUNTRY_AVAIL:
            printf ("%sDescriptor: Country Availability\n", Prepend);
            printf ("%s   Type: %s\n", Prepend, (((struct CountryAvailabilityDescriptor *)Descriptor)->
                       AvailibilityFlag == COUNTRIES_ARE_AVAILABLE) ? "countries are available" :
                       "countries are unavailable");
            {
               char *cptr = ((struct CountryAvailabilityDescriptor *)Descriptor)->CountryCodes; int j;
               for (j = 0; j < ((struct CountryAvailabilityDescriptor *)Descriptor)->Amount; j++)
                { printf ("%s   Country: %s\n", Prepend, cptr); cptr += 4; }
            }
         break;

         case DESCR_SHORT_EVENT:
            printf ("%sDescriptor: Short Event\n", Prepend);
            printf ("%s   Name: %s\n", Prepend, xName (Descriptor));
            printf ("%s   LanguageCode: %s\n", Prepend,
               ((struct ShortEventDescriptor *)Descriptor)->LanguageCode);
            printf ("%s   Text: %s\n", Prepend,
               ((struct ShortEventDescriptor *)Descriptor)->Text);
         break;

         case DESCR_EXTENDED_EVENT:
         {
            struct ExtendedEventItem *Item;

            printf ("%sDescriptor: Extended Event\n", Prepend);
            printf ("%s   Text: %s\n", Prepend, xName (Descriptor));
            printf ("%s   DescriptorNumber: %d\n", Prepend,
               ((struct ExtendedEventDescriptor *)Descriptor)->DescriptorNumber);
            printf ("%s   LastDescriptorNumber: %d\n", Prepend,
               ((struct ExtendedEventDescriptor *)Descriptor)->LastDescriptorNumber);
            printf ("%s   LanguageCode: %s\n", Prepend,
               ((struct ExtendedEventDescriptor *)Descriptor)->LanguageCode);
            xForeach (((struct ExtendedEventDescriptor *)Descriptor)->Items, Item)
            {
               printf ("%s   Item:\n", Prepend);
               printf ("%s      Description: %s\n", Prepend, xName(Item));
               printf ("%s      Text: %s\n", Prepend, Item->Text);
            }
         }
         break;

         case DESCR_CA_IDENT:
            printf ("%sDescriptor: Conditional Access Identity\n", Prepend);
            {
               int j,k;
               for (j = 0; j < ((struct CaIdentifierDescriptor *)Descriptor)->Amount; j++)
               {
                  printf ("%s   SystemID: 0x%04x", Prepend, GetCaIdentifierID (Descriptor, j));
                  k = GetCaIdentifierID (Descriptor, j) >> 8;
                  if (k < 0 || k > MAX_CA_IDENT) printf (" (unknown)\n");
                  else printf (" (%s)\n", CaIdents[k]);
               }
            }
         break;

         case DESCR_CA:
         {
            int j,k;

            printf ("%sDescriptor: Conditional Access\n", Prepend);
            printf ("%s   CA type: 0x%04x", Prepend, (((struct CaDescriptor *)Descriptor)->CA_type));
            k = (((struct CaDescriptor *)Descriptor)->CA_type) >> 8;
            if (k < 0 || k > MAX_CA_IDENT) printf (" (unknown)\n");
            else printf (" (%s)\n", CaIdents[k]);
            printf ("%s   CA PID: %d\n", Prepend, (((struct CaDescriptor *)Descriptor)->CA_PID));
            printf ("%s   ProviderID: 0x%04X\n", Prepend, (((struct CaDescriptor *)Descriptor)->ProviderID));
            if (((struct CaDescriptor *)Descriptor)->DataLength > 0)
            {
               printf ("%s   CA data:", Prepend);
               for (j = 0; j < ((struct CaDescriptor *)Descriptor)->DataLength; j++)
                  printf (" 0x%02x", GetCaData (Descriptor, j));
               printf ("\n");
            }
         }
         break;

         case DESCR_CONTENT:
            printf ("%sDescriptor: Content\n", Prepend);
            {
               int j;
               for (j = 0; j < ((struct ContentDescriptor *)Descriptor)->Amount; j++)
               {
                  printf ("%s   Content: ", Prepend);
                  for (i = 0; i < CONTENT_TYPE_NUMBER; i++)
                     if ((GetContentContentNibble1(Descriptor, j) == ContentTypes[i].Nibble1) &&
                         (GetContentContentNibble2(Descriptor, j) == ContentTypes[i].Nibble2))
                     { printf ("%s\n", ContentTypes[i].Description); break; }
                  if (i == CONTENT_TYPE_NUMBER) { printf ("unbekannt\n"); }
                  printf ("%s   User-Nibble 1: 0x%1x\n", Prepend, GetContentUserNibble1(Descriptor, j));
                  printf ("%s   User-Nibble 2: 0x%1x\n", Prepend, GetContentUserNibble2(Descriptor, j));
               }
            }
         break;

         case DESCR_PARENTAL_RATING:
         {
            struct ParentalRating *Rating;

            printf ("%sDescriptor: Parental Rating\n", Prepend);
            xForeach (((struct ParentalRatingDescriptor *)Descriptor)->Ratings, Rating)
            {
               printf ("%s   Rating:\n");
               printf ("%s      LanguageCode: %s\n", Rating->LanguageCode);
               printf ("%s      Rating: ");
               if (Rating->Rating == 0) printf ("(undefined)\n");
               else { if (Rating->Rating <= 0x10) printf ("minimum age is %d\n", Rating->Rating + 3);
                      else printf ("(rating is provider defined)\n"); }
            }
         }
         break;

         case DESCR_NVOD_REF:
         {
            struct NvodReferenceItem *Item;

            printf ("%sDescriptor: NVOD Reference\n", Prepend);
            xForeach (((struct NvodReferenceDescriptor *)Descriptor)->Items, Item)
            {
               printf ("%s   Item:\n", Prepend);
               printf ("%s      ServiceID: %d\n", Prepend, Item->ServiceID);
               printf ("%s      TransportStreamID: %d\n", Prepend, Item->TransportStreamID);
               printf ("%s      OriginalNetworkID: %d\n", Prepend, Item->OriginalNetworkID);
            }
         }
         break;

         case DESCR_TIME_SHIFTED_SERVICE:
            printf ("%sDescriptor: Time Shifted Service\n", Prepend);
            printf ("%s   ReferenceServiceID: %d\n", Prepend,
                                      ((struct TimeShiftedServiceDescriptor *)
                                         Descriptor)->ReferenceServiceID);
         break;

         case DESCR_TIME_SHIFTED_EVENT:
            printf ("%sDescriptor: Time Shifted Event\n", Prepend);
            printf ("%s   ReferenceServiceID: %d\n", Prepend,
                                      ((struct TimeShiftedEventDescriptor *)
                                         Descriptor)->ReferenceServiceID);
            printf ("%s   ReferenceEventID: %d\n", Prepend,
                                      ((struct TimeShiftedEventDescriptor *)
                                         Descriptor)->ReferenceEventID);
         break;

         case DESCR_ISO_639_LANGUAGE:
            printf ("%sDescriptor: ISO 639 Language\n", Prepend);
            printf ("%s   LanguageCode: %s\n", Prepend,
               ((struct Iso639LanguageDescriptor *)Descriptor)->LanguageCode);
         break;

         case DESCR_STREAM_ID:
            printf ("%sDescriptor: Stream Identifier\n", Prepend);
            printf ("%s   ComponentTag: %d\n", Prepend,
               ((struct StreamIdentifierDescriptor *)Descriptor)->ComponentTag);
         break;

         case DESCR_LINKAGE:
            printf ("%sDescriptor: Linkage\n", Prepend);
            printf ("%s   TransportStreamID: %d\n", Prepend,
               ((struct LinkageDescriptor *)Descriptor)->TransportStreamID);
            printf ("%s   OriginalNetworkID: %d\n", Prepend,
               ((struct LinkageDescriptor *)Descriptor)->OriginalNetworkID);
            printf ("%s   ServiceID: %d\n", Prepend,
               ((struct LinkageDescriptor *)Descriptor)->ServiceID);
            printf ("%s   LinkageType: %d\n", Prepend,
               ((struct LinkageDescriptor *)Descriptor)->LinkageType);
            if (((struct LinkageDescriptor *)Descriptor)->PrivateDataLength)
            {
               int j;
               printf ("%s   PrivateData: ", Prepend);
               for (j = 0; j < ((struct LinkageDescriptor *)
                        Descriptor)->PrivateDataLength; j++)
                  printf ("0x%02X ", ((struct LinkageDescriptor *)
                        Descriptor)->PrivateData[j]);
               printf ("\n");
            }
         break;

         case DESCR_TELETEXT:
         {
            struct TeletextItem *Item;

            printf ("%sDescriptor: Teletext\n", Prepend);
            xForeach (((struct TeletextDescriptor *)Descriptor)->Items, Item)
            {
               printf ("%s   Item:\n");
               printf ("%s      LanguageCode: %s\n", Prepend, Item->LanguageCode);
               printf ("%s      Type: ", Prepend);
               switch (Item->Type)
               {
                  case 0x01: printf ("initial Teletext page\n"); break;
                  case 0x02: printf ("Teletext subtitle page\n"); break;
                  case 0x03: printf ("additional information page\n"); break;
                  case 0x04: printf ("programme schedule page\n"); break;
                  case 0x05: printf ("Teletext subtitle page ");
                             printf ("for hearing impaired people\n"); break;
                  default: printf ("reserved for future use\n"); break;
               }
               printf ("%s      MagazineNumber: %x\n", Prepend, Item->MagazineNumber);
               printf ("%s      PageNumber: %x\n", Prepend, Item->PageNumber);
            }
         }
         break;

         case DESCR_SUBTITLING:
         {
            struct SubtitlingItem *Item;

            printf ("%sDescriptor: Subtitling\n", Prepend);
            xForeach (((struct SubtitlingDescriptor *)Descriptor)->Items, Item)
            {
               printf ("%s   Item:\n");
               printf ("%s      LanguageCode: %s\n", Prepend, Item->LanguageCode);
               printf ("%s      Type: ", Prepend);
               for (i = 0; i < COMPONENT_TYPE_NUMBER; i++)
                  if ((0x03 == ComponentTypes[i].Content) &&
                      (Item->Type == ComponentTypes[i].Type))
                  { printf ("%s\n", ComponentTypes[i].Description); break; }
               printf ("%s      CompositionPageId: %x\n", Prepend, Item->CompositionPageId);
               printf ("%s      AncillaryPageId: %x\n", Prepend, Item->AncillaryPageId);
            }
         }
         break;

         case DESCR_SAT_DEL_SYS:
         {
            struct SatelliteDeliverySystemDescriptor *sds =
                (struct SatelliteDeliverySystemDescriptor *)Descriptor;

            printf ("%sDescriptor: Satellite Delivery System\n", Prepend);
            printf ("%s   Frequency: %ld\n", Prepend, sds->Frequency);
            printf ("%s   OrbitalPosition: %d\n", Prepend, sds->OrbitalPosition);
            printf ("%s   Polarization: %c\n", Prepend, sds->Polarization);
            printf ("%s   SymbolRate: %ld\n", Prepend, sds->SymbolRate);
            printf ("%s   FEC: %c\n", Prepend, sds->FEC);
         }
         break;

         case DESCR_CABLE_DEL_SYS:
         {
            struct CableDeliverySystemDescriptor *cds =
                (struct CableDeliverySystemDescriptor *)Descriptor;

            printf ("%sDescriptor: Cable Delivery System\n", Prepend);
            printf ("%s   Frequency: %ld\n", Prepend, cds->Frequency);
            printf ("%s   SymbolRate: %ld\n", Prepend, cds->SymbolRate);
            printf ("%s   FEC: %d\n", Prepend, cds->FEC);
            printf ("%s   Modulation: %d\n", Prepend, cds->Modulation);
         }
         break;

         case DESCR_SERVICE_LIST:
         {
            struct ServiceListEntry *Entry;

            printf ("%sDescriptor: Service List\n", Prepend);
            xForeach (((struct ServiceListDescriptor *)Descriptor)->ServiceList, Entry)
            {
               printf ("%s   Entry:\n");
               printf ("%s      ServiceID: %d\n", Prepend, Entry->ServiceID);
               printf ("%s      ServiceType: %04x\n", Prepend, Entry->ServiceType);
            }
         }
         break;

         case DESCR_LOCAL_TIME_OFF:
         {
            struct LocalTimeOffsetEntry *Offset;

            printf ("%sDescriptor: Local Time Offset\n", Prepend);
            xForeach (((struct LocalTimeOffsetDescriptor *)Descriptor)->LocalTimeOffsets, Offset)
            {
               printf ("%s   Offset:\n");
               printf ("%s      CountryCode: %s\n", Offset->CountryCode);
               printf ("%s      RegionID: %c\n", Offset->RegionID);
               printf ("%s      CurrentOffset: %ld\n", Offset->CurrentOffset);
               printf ("%s      ChangeTime: %ld\n", Offset->ChangeTime);
               printf ("%s      NextOffset: %ld\n", Offset->NextOffset);
            }
         }
         break;

         case DESCR_STUFFING:
         case DESCR_VBI_DATA:
         case DESCR_VBI_TELETEXT:
         case DESCR_MOSAIC:
         case DESCR_TELEPHONE:
         case DESCR_TERR_DEL_SYS:
         case DESCR_ML_NW_NAME:
         case DESCR_ML_BQ_NAME:
         case DESCR_ML_SERVICE_NAME:
         case DESCR_ML_COMPONENT:
         case DESCR_PRIV_DATA_SPEC:
         case DESCR_SERVICE_MOVE:
         case DESCR_SHORT_SMOOTH_BUF:
         case DESCR_FREQUENCY_LIST:
         case DESCR_PARTIAL_TP_STREAM:
         case DESCR_DATA_BROADCAST:
         case DESCR_CA_SYSTEM:
         case DESCR_DATA_BROADCAST_ID:
         case DESCR_TRANSPORT_STREAM:
         case DESCR_DSNG:
         case DESCR_PDC:
         case DESCR_AC3:
         case DESCR_CELL_LIST:
         case DESCR_CELL_FREQ_LINK:
         case DESCR_ANNOUNCEMENT_SUPPORT:
         default:
            printf ("%sDescriptor: %02x (noch nicht unterstützt)\n", Prepend, DescriptorTag (Descriptor));
         break;
      }
   }
   return;
}

void siDumpDescriptor (void * Descriptor)
{
   int Length, i;
   unsigned char *ptr;

   Length = GetDescriptorLength (Descriptor);
   for (i = 0, ptr = (char*) Descriptor; i < Length; i++) {
        if ((i % 8) == 0) 
           printf ("\n");
        printf ("0x%02X ", (unsigned int) ptr[i]);
   }
   printf ( "\n");
}

void siDumpSection (void *Section)
{
   int Length, i;
   unsigned char *ptr;
   char str[9];

   Length = GetSectionLength (Section) + 3;
   for (i = 0, ptr = (unsigned char*) Section, memset (str, 0, 9); i < Length; i++) {
        if ((i % 8) == 0) 
        {
           printf ("  %s\n", str);
           memset (str, 0, 8);
        }
        printf ("0x%02X ", (unsigned int) ptr[i]);
        if (ptr[i] < 0x20 || (ptr[i] > 'z' && ptr[i] < ((unsigned char )'À')) )
           str[i % 8] = '.';
        else
           str[i % 8] = ptr[i];
   }
   printf ("  %*s\n", (8 - ((abs(i - 1) % 8) ? (abs(i - 1) % 8) : 8)) * 5, str);
}