File: c_wrapper.cpp

package info (click to toggle)
id3lib3.8.3 3.8.3-16.2
  • links: PTS, VCS
  • area: main
  • in suites: buster, stretch
  • size: 5,636 kB
  • ctags: 3,103
  • sloc: cpp: 12,364; sh: 9,186; ansic: 7,240; makefile: 355; php: 325
file content (720 lines) | stat: -rw-r--r-- 15,227 bytes parent folder | download | duplicates (5)
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
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
// $Id: c_wrapper.cpp,v 1.22 2002/09/21 17:23:32 t1mpy Exp $

// id3lib: a C++ library for creating and manipulating id3v1/v2 tags
// Copyright 1999, 2000  Scott Thomas Haug
// Copyright 2002 Thijmen Klok (thijmen@id3lib.org)

// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Library General Public License as published by
// the Free Software Foundation; either version 2 of the License, or (at your
// option) any later version.
//
// This library 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 Library General Public
// License for more details.
//
// You should have received a copy of the GNU Library General Public License
// along with this library; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

// The id3lib authors encourage improvements and optimisations to be sent to
// the id3lib coordinator.  Please see the README file for details on where to
// send such submissions.  See the AUTHORS file for a list of people who have
// contributed to id3lib.  See the ChangeLog file for a list of changes to
// id3lib.  These files are distributed with id3lib at
// http://download.sourceforge.net/id3lib/

//#include <string.h>
#include "id3.h"
#include "tag.h"
#include "field.h"

#if defined HAVE_CONFIG_H
#include <config.h>
#endif

#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */

  // tag wrappers

#define ID3_CATCH(code) try { code; } catch (...) { }

  ID3_C_EXPORT ID3Tag* CCONV
  ID3Tag_New(void)
  {
    ID3_Tag* tag = NULL;
    ID3_CATCH(tag = new ID3_Tag);
    return reinterpret_cast<ID3Tag *>(tag);
  }


  ID3_C_EXPORT void CCONV
  ID3Tag_Delete(ID3Tag *tag)
  {
    if (tag)
    {
      ID3_CATCH(delete reinterpret_cast<ID3_Tag*>(tag));
    }
  }


  ID3_C_EXPORT void CCONV
  ID3Tag_Clear(ID3Tag *tag)
  {
    if (tag)
    {
      ID3_CATCH(reinterpret_cast<ID3_Tag*>(tag)->Clear());
    }
  }


  ID3_C_EXPORT bool CCONV
  ID3Tag_HasChanged(const ID3Tag *tag)
  {
    bool changed = false;

    if (tag)
    {
      ID3_CATCH(changed = reinterpret_cast<const ID3_Tag * >(tag)->HasChanged());
    }

    return changed;
  }


  ID3_C_EXPORT void CCONV
  ID3Tag_SetUnsync(ID3Tag *tag, bool unsync)
  {
    if (tag)
    {
      ID3_CATCH(reinterpret_cast<ID3_Tag *>(tag)->SetUnsync(unsync));
    }
  }


  ID3_C_EXPORT void CCONV
  ID3Tag_SetExtendedHeader(ID3Tag *tag, bool ext)
  {
    if (tag)
    {
      ID3_CATCH(reinterpret_cast<ID3_Tag *>(tag)->SetExtendedHeader(ext));
    }
  }

  ID3_C_EXPORT void CCONV
  ID3Tag_SetPadding(ID3Tag *tag, bool pad)
  {
    if (tag)
    {
      ID3_CATCH(reinterpret_cast<ID3_Tag *>(tag)->SetPadding(pad));
    }
  }


  ID3_C_EXPORT void CCONV
  ID3Tag_AddFrame(ID3Tag *tag, const ID3Frame *frame)
  {
    if (tag)
    {
      ID3_CATCH(reinterpret_cast<ID3_Tag *>(tag)->AddFrame(reinterpret_cast<const ID3_Frame *>(frame)));
    }
  }


  ID3_C_EXPORT bool CCONV
  ID3Tag_AttachFrame(ID3Tag *tag, ID3Frame *frame)
  {
    bool b = false;
    if (tag)
    {
      ID3_CATCH(b = reinterpret_cast<ID3_Tag *>(tag)->AttachFrame(reinterpret_cast<ID3_Frame *>(frame)));
    }
    return b;
  }


  ID3_C_EXPORT void CCONV
  ID3Tag_AddFrames(ID3Tag *tag, const ID3Frame *frames, size_t num)
  {
    if (tag)
    {
      ID3_CATCH(reinterpret_cast<ID3_Tag *>(tag)->AddFrames(reinterpret_cast<const ID3_Frame *>(frames), num));
    }
  }


  ID3_C_EXPORT ID3Frame* CCONV
  ID3Tag_RemoveFrame(ID3Tag *tag, const ID3Frame *frame)
  {
    ID3_Frame* rem_frame = NULL;
    if (tag)
    {
      ID3_CATCH(rem_frame = reinterpret_cast<ID3_Tag *>(tag)->RemoveFrame(reinterpret_cast<const ID3_Frame *>(frame)));
    }
    return reinterpret_cast<ID3Frame*>(rem_frame);
  }


  ID3_C_EXPORT ID3_Err CCONV
  ID3Tag_Parse(ID3Tag *tag, const uchar header[ ID3_TAGHEADERSIZE ],
               const uchar *buffer)
  {
    size_t size = 0;
    if (tag)
    {
      ID3_CATCH(size = reinterpret_cast<ID3_Tag *>(tag)->Parse(header, buffer));
    }
    return ID3E_NoError;
  }


  ID3_C_EXPORT size_t CCONV
  ID3Tag_Link(ID3Tag *tag, const char *fileName)
  {
    size_t offset = 0;
    if (tag)
    {
      ID3_CATCH(offset = reinterpret_cast<ID3_Tag *>(tag)->Link(fileName));
    }
    return offset;
  }

  ID3_C_EXPORT size_t CCONV
  ID3Tag_LinkWithFlags(ID3Tag *tag, const char *fileName, flags_t flags)
  {
    size_t offset = 0;
    if (tag)
    {
      ID3_CATCH(offset = reinterpret_cast<ID3_Tag *>(tag)->Link(fileName,flags));
    }
    return offset;
  }



  ID3_C_EXPORT ID3_Err CCONV
  ID3Tag_Update(ID3Tag *tag)
  {
    flags_t flags = 0;
    if (tag)
    {
      ID3_CATCH(flags = reinterpret_cast<ID3_Tag *>(tag)->Update());
    }
    return ID3E_NoError;
  }

  ID3_C_EXPORT ID3_Err CCONV
  ID3Tag_UpdateByTagType(ID3Tag *tag, flags_t tag_type)
  {
    flags_t flags = 0;
    if (tag)
    {
      ID3_CATCH(flags = reinterpret_cast<ID3_Tag *>(tag)->Update(tag_type));
    }
    return ID3E_NoError;
  }


  ID3_C_EXPORT ID3_Err CCONV
  ID3Tag_Strip(ID3Tag *tag, flags_t ulTagFlags)
  {
    if (tag)
    {
      ID3_CATCH(reinterpret_cast<ID3_Tag *>(tag)->Strip(ulTagFlags));
    }
    return ID3E_NoError;
  }


  ID3_C_EXPORT ID3Frame* CCONV
  ID3Tag_FindFrameWithID(const ID3Tag *tag, ID3_FrameID id)
  {
    ID3_Frame *frame = NULL;

    if (tag)
    {
      ID3_CATCH(frame = reinterpret_cast<const ID3_Tag *>(tag)->Find(id));
    }

    return reinterpret_cast<ID3Frame *>(frame);
  }


  ID3_C_EXPORT ID3Frame* CCONV
  ID3Tag_FindFrameWithINT(const ID3Tag *tag, ID3_FrameID id,
                          ID3_FieldID fld, uint32 data)
  {
    ID3_Frame *frame = NULL;

    if (tag)
    {
      ID3_CATCH(frame = reinterpret_cast<const ID3_Tag *>(tag)->Find(id, fld, data));
    }

    return reinterpret_cast<ID3Frame *>(frame);
  }


  ID3_C_EXPORT ID3Frame* CCONV
  ID3Tag_FindFrameWithASCII(const ID3Tag *tag, ID3_FrameID id,
                            ID3_FieldID fld, const char *data)
  {
    ID3_Frame *frame = NULL;

    if (tag)
    {
      ID3_CATCH(frame = reinterpret_cast<const ID3_Tag *>(tag)->Find(id, fld, data));
    }

    return reinterpret_cast<ID3Frame *>(frame);
  }


  ID3_C_EXPORT ID3Frame* CCONV
  ID3Tag_FindFrameWithUNICODE(const ID3Tag *tag, ID3_FrameID id,
                              ID3_FieldID fld, const unicode_t *data)
  {
    ID3_Frame *frame = NULL;

    if (tag)
    {
      ID3_CATCH(frame = reinterpret_cast<const ID3_Tag *>(tag)->Find(id, fld, data));
    }

    return reinterpret_cast<ID3Frame *>(frame);
  }


  ID3_C_EXPORT size_t CCONV
  ID3Tag_NumFrames(const ID3Tag *tag)
  {
    size_t num = 0;

    if (tag)
    {
      ID3_CATCH(num = reinterpret_cast<const ID3_Tag *>(tag)->NumFrames());
    }

    return num;
  }


  ID3_C_EXPORT bool CCONV
  ID3Tag_HasTagType(const ID3Tag *tag, ID3_TagType tt)
  {
    bool has_tt = false;

    if (tag)
    {
      ID3_CATCH(has_tt = reinterpret_cast<const ID3_Tag *>(tag)->HasTagType(tt));
    }

    return has_tt;
  }

  ID3_C_EXPORT ID3TagIterator* CCONV
  ID3Tag_CreateIterator(ID3Tag* tag)
  {
    ID3_Tag::Iterator* iter = NULL;

    if (tag)
    {
      ID3_CATCH(iter = reinterpret_cast<ID3_Tag*>(tag)->CreateIterator());
    }

    return reinterpret_cast<ID3TagIterator*>(iter);
  }

  ID3_C_EXPORT ID3TagConstIterator* CCONV
  ID3Tag_CreateConstIterator(const ID3Tag* tag)
  {
    ID3_Tag::ConstIterator* iter = NULL;

    if (tag)
    {
      ID3_CATCH(iter = reinterpret_cast<const ID3_Tag*>(tag)->CreateIterator());
    }

    return reinterpret_cast<ID3TagConstIterator*>(iter);
  }

  ID3_C_EXPORT void CCONV
  ID3TagIterator_Delete(ID3TagIterator *iter)
  {
    if (iter)
    {
      ID3_CATCH(delete reinterpret_cast<ID3_Tag::Iterator*>(iter));
    }
  }

  ID3_C_EXPORT ID3Frame* CCONV
  ID3TagIterator_GetNext(ID3TagIterator *iter)
  {
    ID3_Frame* frame = NULL;
    if (iter)
    {
      ID3_CATCH(frame = reinterpret_cast<ID3_Tag::Iterator*>(iter)->GetNext());
    }
    return reinterpret_cast<ID3Frame*>(frame);
  }

  ID3_C_EXPORT void CCONV
  ID3TagConstIterator_Delete(ID3TagConstIterator *iter)
  {
    if (iter)
    {
      ID3_CATCH(delete reinterpret_cast<ID3_Tag::ConstIterator*>(iter));
    }
  }

  ID3_C_EXPORT const ID3Frame* CCONV
  ID3TagConstIterator_GetNext(ID3TagConstIterator *iter)
  {
    const ID3_Frame* frame = NULL;
    if (iter)
    {
      ID3_CATCH(frame = reinterpret_cast<ID3_Tag::ConstIterator*>(iter)->GetNext());
    }
    return reinterpret_cast<const ID3Frame*>(frame);
  }

  // frame wrappers

  ID3_C_EXPORT ID3Frame* CCONV
  ID3Frame_New(void)
  {
    ID3_Frame* frame = NULL;
    ID3_CATCH(frame = new ID3_Frame);
    return reinterpret_cast<ID3Frame *>(frame);
  }

  ID3_C_EXPORT ID3Frame* CCONV
  ID3Frame_NewID(ID3_FrameID id)
  {
    ID3_Frame* frame = NULL;
    ID3_CATCH(frame = new ID3_Frame(id));
    return reinterpret_cast<ID3Frame *>(frame);
  }

  ID3_C_EXPORT void CCONV
  ID3Frame_Delete(ID3Frame *frame)
  {
    if (frame)
    {
      ID3_CATCH(delete reinterpret_cast<ID3_Frame *>(frame));
    }
  }


  ID3_C_EXPORT void CCONV
  ID3Frame_Clear(ID3Frame *frame)
  {
    if (frame)
    {
      ID3_CATCH(reinterpret_cast<ID3_Frame *>(frame)->Clear());
    }
  }


  ID3_C_EXPORT void CCONV
  ID3Frame_SetID(ID3Frame *frame, ID3_FrameID id)
  {
    if (frame)
    {
      ID3_CATCH(reinterpret_cast<ID3_Frame *>(frame)->SetID(id));
    }
  }


  ID3_C_EXPORT ID3_FrameID CCONV
  ID3Frame_GetID(const ID3Frame *frame)
  {
    ID3_FrameID id = ID3FID_NOFRAME;

    if (frame)
    {
      ID3_CATCH(id = reinterpret_cast<const ID3_Frame *>(frame)->GetID());
    }

    return id;
  }


  ID3_C_EXPORT ID3Field* CCONV
  ID3Frame_GetField(const ID3Frame *frame, ID3_FieldID name)
  {
    ID3_Field *field = NULL;

    if (frame)
    {
      ID3_CATCH(field = reinterpret_cast<const ID3_Frame *>(frame)->GetField(name));
    }

    return reinterpret_cast<ID3Field *>(field);
  }


  ID3_C_EXPORT void CCONV
  ID3Frame_SetCompression(ID3Frame *frame, bool comp)
  {
    if (frame)
    {
      ID3_CATCH(reinterpret_cast<ID3_Frame *>(frame)->SetCompression(comp));
    }
  }


  ID3_C_EXPORT bool CCONV
  ID3Frame_GetCompression(const ID3Frame *frame)
  {
    bool compressed = false;
    if (frame)
    {
      ID3_CATCH(compressed = reinterpret_cast<const ID3_Frame *>(frame)->GetCompression());
    }
    return compressed;
  }


  // field wrappers


  ID3_C_EXPORT void CCONV
  ID3Field_Clear(ID3Field *field)
  {
    if (field)
    {
      ID3_CATCH(reinterpret_cast<ID3_Field *>(field)->Clear());
    }
  }


  ID3_C_EXPORT size_t CCONV
  ID3Field_Size(const ID3Field *field)
  {
    size_t size = 0;

    if (field)
    {
      ID3_CATCH(size = reinterpret_cast<const ID3_Field *>(field)->Size());
    }

    return size;
  }


  ID3_C_EXPORT size_t CCONV
  ID3Field_GetNumTextItems(const ID3Field *field)
  {
    size_t items = 0;

    if (field)
    {
      ID3_CATCH(items = reinterpret_cast<const ID3_Field *>(field)->GetNumTextItems());
    }

    return items;
  }


  ID3_C_EXPORT void CCONV
  ID3Field_SetINT(ID3Field *field, uint32 data)
  {
    if (field)
    {
      ID3_CATCH(reinterpret_cast<ID3_Field *>(field)->Set(data));
    }
  }


  ID3_C_EXPORT uint32 CCONV
  ID3Field_GetINT(const ID3Field *field)
  {
    uint32 value = 0;

    if (field)
    {
      ID3_CATCH(value = reinterpret_cast<const ID3_Field *>(field)->Get());
    }

    return value;
  }


  ID3_C_EXPORT void CCONV
  ID3Field_SetUNICODE(ID3Field *field, const unicode_t *string)
  {
    if (field)
    {
      ID3_CATCH(reinterpret_cast<ID3_Field *>(field)->Set(string));
    }
  }


  ID3_C_EXPORT size_t CCONV
  ID3Field_GetUNICODE(const ID3Field *field, unicode_t *buffer, size_t maxChars)
  {
    size_t numChars = 0;

    if (field)
    {
      ID3_CATCH(numChars = reinterpret_cast<const ID3_Field *>(field)->Get(buffer, maxChars));
    }

    return numChars;
  }


  ID3_C_EXPORT size_t CCONV
  ID3Field_GetUNICODEItem(const ID3Field *field, unicode_t *buffer,
                          size_t maxChars, size_t itemNum)
  {
    size_t numChars = 0;

    if (field)
    {
      ID3_CATCH(numChars = reinterpret_cast<const ID3_Field *>(field)->Get(buffer, maxChars, itemNum));
    }

    return numChars;
  }


  ID3_C_EXPORT void CCONV
  ID3Field_AddUNICODE(ID3Field *field, const unicode_t *string)
  {
    if (field)
    {
      ID3_CATCH(reinterpret_cast<ID3_Field *>(field)->Add(string));
    }
  }


  ID3_C_EXPORT void CCONV
  ID3Field_SetASCII(ID3Field *field, const char *string)
  {
    if (field)
    {
      ID3_CATCH(reinterpret_cast<ID3_Field *>(field)->Set(string));
    }
  }


  ID3_C_EXPORT size_t CCONV
  ID3Field_GetASCII(const ID3Field *field, char *buffer, size_t maxChars)
  {
    size_t numChars = 0;

    if (field)
    {
      ID3_CATCH(numChars = reinterpret_cast<const ID3_Field *>(field)->Get(buffer, maxChars));
    }

    return numChars;
  }

  ID3_C_EXPORT size_t CCONV
  ID3Field_GetASCIIItem(const ID3Field *field, char *buffer,
                        size_t maxChars, size_t itemNum)
  {
    size_t numChars = 0;

    if (field)
    {
      ID3_CATCH(numChars = reinterpret_cast<const ID3_Field *>(field)->Get(buffer, maxChars, itemNum));
    }

    return numChars;
  }


  ID3_C_EXPORT void CCONV
  ID3Field_AddASCII(ID3Field *field, const char *string)
  {
    if (field)
    {
      ID3_CATCH(reinterpret_cast<ID3_Field *>(field)->Add(string));
    }
  }


  ID3_C_EXPORT void CCONV
  ID3Field_SetBINARY(ID3Field *field, const uchar *data, size_t size)
  {
    if (field)
    {
      ID3_CATCH(reinterpret_cast<ID3_Field *>(field)->Set(data, size));
    }
  }


  ID3_C_EXPORT void CCONV
  ID3Field_GetBINARY(const ID3Field *field, uchar *buffer, size_t buffLength)
  {
    if (field)
    {
      ID3_CATCH(reinterpret_cast<const ID3_Field *>(field)->Get(buffer, buffLength));
    }
  }


  ID3_C_EXPORT void CCONV
  ID3Field_FromFile(ID3Field *field, const char *fileName)
  {
    if (field)
    {
      ID3_CATCH(reinterpret_cast<ID3_Field *>(field)->FromFile(fileName));
    }
  }


  ID3_C_EXPORT void CCONV
  ID3Field_ToFile(const ID3Field *field, const char *fileName)
  {
    if (field)
    {
      ID3_CATCH(reinterpret_cast<const ID3_Field *>(field)->ToFile(fileName));
    }
  }

  ID3_C_EXPORT bool CCONV
  ID3Field_SetEncoding(ID3Field *field, ID3_TextEnc enc)
  {
    bool changed = false;
    if (field)
    {
      ID3_CATCH(changed = reinterpret_cast<ID3_Field *>(field)->SetEncoding(enc));
    }
    return changed;
  }

  ID3_C_EXPORT ID3_TextEnc CCONV
  ID3Field_GetEncoding(const ID3Field *field)
  {
    ID3_TextEnc enc = ID3TE_NONE;
    if (field)
    {
      ID3_CATCH(enc = reinterpret_cast<const ID3_Field *>(field)->GetEncoding());
    }
    return enc;
  }

  ID3_C_EXPORT bool CCONV
  ID3Field_IsEncodable(const ID3Field *field)
  {
    bool isEncodable = false;
    if (field)
    {
      ID3_CATCH(isEncodable = reinterpret_cast<const ID3_Field *>(field)->IsEncodable());
    }
    return isEncodable;
  }

#ifdef __cplusplus
}
#endif /* __cplusplus */