summaryrefslogtreecommitdiff
path: root/core/include/fxcrt/fx_basic.h
blob: 7c25b237ad6e68bcc8144320479995e86765fec0 (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
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
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#ifndef _FX_BASIC_H_
#define _FX_BASIC_H_

#include "fx_memory.h"
#include "fx_stream.h"
#include "fx_string.h"
#include "fx_system.h"

// The FX_ArraySize(arr) macro returns the # of elements in an array arr.
// The expression is a compile-time constant, and therefore can be
// used in defining new arrays, for example.  If you use FX_ArraySize on
// a pointer by mistake, you will get a compile-time error.
//
// One caveat is that FX_ArraySize() doesn't accept any array of an
// anonymous type or a type defined inside a function.
#define FX_ArraySize(array) (sizeof(ArraySizeHelper(array)))

// This template function declaration is used in defining FX_ArraySize.
// Note that the function doesn't need an implementation, as we only
// use its type.
template <typename T, size_t N>
char (&ArraySizeHelper(T (&array)[N]))[N];

class CFX_BinaryBuf 
{
public:
    CFX_BinaryBuf();
    CFX_BinaryBuf(FX_STRSIZE size);

    ~CFX_BinaryBuf();

    void					Clear();

    void					EstimateSize(FX_STRSIZE size, FX_STRSIZE alloc_step = 0);

    void					AppendBlock(const void* pBuf, FX_STRSIZE size);

    void					AppendFill(FX_BYTE byte, FX_STRSIZE count);

    void					AppendString(FX_BSTR str)
    {
        AppendBlock(str.GetPtr(), str.GetLength());
    }

    inline void				AppendByte(FX_BYTE byte)
    {
        if (m_AllocSize <= m_DataSize) {
            ExpandBuf(1);
        }
        m_pBuffer[m_DataSize++] = byte;
    }

    void					InsertBlock(FX_STRSIZE pos, const void* pBuf, FX_STRSIZE size);

    void					AttachData(void* pBuf, FX_STRSIZE size);

    void					CopyData(const void* pBuf, FX_STRSIZE size);

    void					TakeOver(CFX_BinaryBuf& other);

    void					Delete(int start_index, int count);

    FX_LPBYTE				GetBuffer() const
    {
        return m_pBuffer;
    }

    FX_STRSIZE				GetSize() const
    {
        return m_DataSize;
    }

    CFX_ByteStringC			GetByteString() const;

    void					DetachBuffer();
protected:

    FX_STRSIZE				m_AllocStep;

    FX_LPBYTE				m_pBuffer;

    FX_STRSIZE				m_DataSize;

    FX_STRSIZE				m_AllocSize;

    void					ExpandBuf(FX_STRSIZE size);
};
class CFX_ByteTextBuf : public CFX_BinaryBuf
{
public:

    void					operator = (FX_BSTR str);

    void					AppendChar(int ch)
    {
        AppendByte((FX_BYTE)ch);
    }

    CFX_ByteTextBuf&		operator << (int i);

    CFX_ByteTextBuf&		operator << (FX_DWORD i);

    CFX_ByteTextBuf&		operator << (double f);

    CFX_ByteTextBuf&		operator << (FX_BSTR lpsz);

    CFX_ByteTextBuf&		operator << (const CFX_ByteTextBuf& buf);

    FX_STRSIZE				GetLength() const
    {
        return m_DataSize;
    }
};
class CFX_WideTextBuf : public CFX_BinaryBuf
{
public:

    void					operator = (FX_LPCWSTR lpsz);

    void					operator = (FX_WSTR str);

    void					AppendChar(FX_WCHAR wch);

    CFX_WideTextBuf&		operator << (int i);

    CFX_WideTextBuf&		operator << (double f);

    CFX_WideTextBuf&		operator << (FX_LPCWSTR lpsz);

    CFX_WideTextBuf&		operator << (FX_WSTR str);
    CFX_WideTextBuf&		operator << (const CFX_WideString &str);

    CFX_WideTextBuf&		operator << (const CFX_WideTextBuf& buf);

    FX_STRSIZE				GetLength() const
    {
        return m_DataSize / sizeof(FX_WCHAR);
    }

    FX_LPWSTR				GetBuffer() const
    {
        return (FX_LPWSTR)m_pBuffer;
    }

    void					Delete(int start_index, int count)
    {
        CFX_BinaryBuf::Delete(start_index * sizeof(FX_WCHAR), count * sizeof(FX_WCHAR));
    }

    CFX_WideStringC			GetWideString() const;
};
class CFX_ArchiveSaver 
{
public:
    CFX_ArchiveSaver() : m_pStream(NULL) {}

    CFX_ArchiveSaver&		operator << (FX_BYTE i);

    CFX_ArchiveSaver&		operator << (int i);

    CFX_ArchiveSaver&		operator << (FX_DWORD i);

    CFX_ArchiveSaver&		operator << (FX_FLOAT i);

    CFX_ArchiveSaver&		operator << (double i);

    CFX_ArchiveSaver&		operator << (FX_BSTR bstr);

    CFX_ArchiveSaver&		operator << (FX_LPCWSTR bstr);

    CFX_ArchiveSaver&		operator << (const CFX_WideString& wstr);

    void					Write(const void* pData, FX_STRSIZE dwSize);

    FX_INTPTR				GetLength()
    {
        return m_SavingBuf.GetSize();
    }

    FX_LPCBYTE				GetBuffer()
    {
        return m_SavingBuf.GetBuffer();
    }

    void					SetStream(IFX_FileStream* pStream)
    {
        m_pStream = pStream;
    }
protected:

    CFX_BinaryBuf			m_SavingBuf;

    IFX_FileStream*			m_pStream;
};
class CFX_ArchiveLoader 
{
public:

    CFX_ArchiveLoader(FX_LPCBYTE pData, FX_DWORD dwSize);

    CFX_ArchiveLoader&		operator >> (FX_BYTE& i);

    CFX_ArchiveLoader&		operator >> (int& i);

    CFX_ArchiveLoader&		operator >> (FX_DWORD& i);

    CFX_ArchiveLoader&		operator >> (FX_FLOAT& i);

    CFX_ArchiveLoader&		operator >> (double& i);

    CFX_ArchiveLoader&		operator >> (CFX_ByteString& bstr);

    CFX_ArchiveLoader&		operator >> (CFX_WideString& wstr);

    FX_BOOL					IsEOF();

    FX_BOOL					Read(void* pBuf, FX_DWORD dwSize);
protected:

    FX_DWORD				m_LoadingPos;

    FX_LPCBYTE				m_pLoadingBuf;

    FX_DWORD				m_LoadingSize;
};
class IFX_BufferArchive
{
public:
    IFX_BufferArchive(FX_STRSIZE size);
    virtual ~IFX_BufferArchive() { }

    virtual void			Clear();


    FX_BOOL					Flush();


    FX_INT32				AppendBlock(const void* pBuf, size_t size);

    FX_INT32				AppendByte(FX_BYTE byte);

    FX_INT32				AppendDWord(FX_DWORD i);


    FX_INT32				AppendString(FX_BSTR lpsz);

protected:

    virtual	FX_BOOL			DoWork(const void* pBuf, size_t size) = 0;

    FX_STRSIZE				m_BufSize;

    FX_LPBYTE				m_pBuffer;

    FX_STRSIZE				m_Length;
};
class CFX_FileBufferArchive : public IFX_BufferArchive
{
public:
    CFX_FileBufferArchive(FX_STRSIZE size = 32768);
    ~CFX_FileBufferArchive() override;
    virtual void			Clear();

    FX_BOOL					AttachFile(IFX_StreamWrite *pFile, FX_BOOL bTakeover = FALSE);

    FX_BOOL					AttachFile(FX_LPCWSTR filename);

    FX_BOOL					AttachFile(FX_LPCSTR filename);
private:

    virtual FX_BOOL			DoWork(const void* pBuf, size_t size);

    IFX_StreamWrite			*m_pFile;

    FX_BOOL					m_bTakeover;
};
struct CFX_CharMap {

    static CFX_CharMap*		GetDefaultMapper(FX_INT32 codepage = 0);


    CFX_WideString	(*m_GetWideString)(CFX_CharMap* pMap, const CFX_ByteString& bstr);

    CFX_ByteString	(*m_GetByteString)(CFX_CharMap* pMap, const CFX_WideString& wstr);

    FX_INT32		(*m_GetCodePage)();
};
class CFX_UTF8Decoder
{
public:
    CFX_UTF8Decoder()
    {
        m_PendingBytes = 0;
    }

    void			Clear();

    void			Input(FX_BYTE byte);

    void			AppendChar(FX_DWORD ch);

    void			ClearStatus()
    {
        m_PendingBytes = 0;
    }

    CFX_WideStringC	GetResult() const
    {
        return m_Buffer.GetWideString();
    }
protected:

    int				m_PendingBytes;

    FX_DWORD		m_PendingChar;

    CFX_WideTextBuf	m_Buffer;
};
class CFX_UTF8Encoder
{
public:
    CFX_UTF8Encoder()
    {
        m_UTF16First = 0;
    }

    void			Input(FX_WCHAR unicode);

    void			AppendStr(FX_BSTR str)
    {
        m_UTF16First = 0;
        m_Buffer << str;
    }

    CFX_ByteStringC	GetResult() const
    {
        return m_Buffer.GetByteString();
    }
protected:

    CFX_ByteTextBuf	m_Buffer;

    FX_DWORD		m_UTF16First;
};
CFX_ByteString FX_UrlEncode(const CFX_WideString& wsUrl);
CFX_WideString FX_UrlDecode(const CFX_ByteString& bsUrl);
CFX_ByteString FX_EncodeURI(const CFX_WideString& wsURI);
CFX_WideString FX_DecodeURI(const CFX_ByteString& bsURI);
class CFX_BasicArray 
{
protected:
    CFX_BasicArray(int unit_size);

    ~CFX_BasicArray();

    FX_BOOL			SetSize(int nNewSize);

    FX_BOOL			Append(const CFX_BasicArray& src);

    FX_BOOL			Copy(const CFX_BasicArray& src);

    FX_LPBYTE		InsertSpaceAt(int nIndex, int nCount);

    FX_BOOL			RemoveAt(int nIndex, int nCount);

    FX_BOOL			InsertAt(int nStartIndex, const CFX_BasicArray* pNewArray);

    const void*		GetDataPtr(int index) const;
protected:

    FX_LPBYTE		m_pData;

    int				m_nSize;

    int				m_nMaxSize;

    int				m_nUnitSize;
};
template<class TYPE>
class CFX_ArrayTemplate : public CFX_BasicArray
{
public:
    CFX_ArrayTemplate() : CFX_BasicArray(sizeof(TYPE)) {}

    int			GetSize() const
    {
        return m_nSize;
    }

    int			GetUpperBound() const
    {
        return m_nSize - 1;
    }

    FX_BOOL		SetSize(int nNewSize)
    {
        return CFX_BasicArray::SetSize(nNewSize);
    }

    void		RemoveAll()
    {
        SetSize(0);
    }

    const TYPE	GetAt(int nIndex) const
    {
        if (nIndex < 0 || nIndex >= m_nSize) {
            return (const TYPE&)(*(volatile const TYPE*)NULL);
        }
        return ((const TYPE*)m_pData)[nIndex];
    }

    FX_BOOL		SetAt(int nIndex, TYPE newElement)
    {
        if (nIndex < 0 || nIndex >= m_nSize) {
            return FALSE;
        }
        ((TYPE*)m_pData)[nIndex] = newElement;
        return TRUE;
    }

    TYPE&		ElementAt(int nIndex)
    {
        if (nIndex < 0 || nIndex >= m_nSize) {
            return *(TYPE*)NULL;
        }
        return ((TYPE*)m_pData)[nIndex];
    }

    const TYPE*	GetData() const
    {
        return (const TYPE*)m_pData;
    }

    TYPE*		GetData()
    {
        return (TYPE*)m_pData;
    }

    FX_BOOL		SetAtGrow(int nIndex, TYPE newElement)
    {
        if (nIndex < 0) {
            return FALSE;
        }
        if (nIndex >= m_nSize)
            if (!SetSize(nIndex + 1)) {
                return FALSE;
            }
        ((TYPE*)m_pData)[nIndex] = newElement;
        return TRUE;
    }

    FX_BOOL		Add(TYPE newElement)
    {
        if (m_nSize < m_nMaxSize) {
            m_nSize ++;
        } else if (!SetSize(m_nSize + 1)) {
            return FALSE;
        }
        ((TYPE*)m_pData)[m_nSize - 1] = newElement;
        return TRUE;
    }

    FX_BOOL		Append(const CFX_ArrayTemplate& src)
    {
        return CFX_BasicArray::Append(src);
    }

    FX_BOOL		Copy(const CFX_ArrayTemplate& src)
    {
        return CFX_BasicArray::Copy(src);
    }

    TYPE*		GetDataPtr(int index)
    {
        return (TYPE*)CFX_BasicArray::GetDataPtr(index);
    }

    TYPE*		AddSpace()
    {
        return (TYPE*)CFX_BasicArray::InsertSpaceAt(m_nSize, 1);
    }

    TYPE*		InsertSpaceAt(int nIndex, int nCount)
    {
        return (TYPE*)CFX_BasicArray::InsertSpaceAt(nIndex, nCount);
    }

    const TYPE	operator[](int nIndex) const
    {
        if (nIndex < 0 || nIndex >= m_nSize) {
            *(volatile char*)0 = '\0';
        }
        return ((const TYPE*)m_pData)[nIndex];
    }

    TYPE&		operator[](int nIndex)
    {
        if (nIndex < 0 || nIndex >= m_nSize) {
            *(volatile char*)0 = '\0';
        }
        return ((TYPE*)m_pData)[nIndex];
    }

    FX_BOOL		InsertAt(int nIndex, TYPE newElement, int nCount = 1)
    {
        if (!InsertSpaceAt(nIndex, nCount)) {
            return FALSE;
        }
        while (nCount--) {
            ((TYPE*)m_pData)[nIndex++] = newElement;
        }
        return TRUE;
    }

    FX_BOOL		RemoveAt(int nIndex, int nCount = 1)
    {
        return CFX_BasicArray::RemoveAt(nIndex, nCount);
    }

    FX_BOOL		InsertAt(int nStartIndex, const CFX_BasicArray* pNewArray)
    {
        return CFX_BasicArray::InsertAt(nStartIndex, pNewArray);
    }

    int			Find(TYPE data, int iStart = 0) const
    {
        if (iStart < 0) {
            return -1;
        }
        for (; iStart < (int)m_nSize; iStart ++)
            if (((TYPE*)m_pData)[iStart] == data) {
                return iStart;
            }
        return -1;
    }
};
typedef CFX_ArrayTemplate<FX_BYTE>		CFX_ByteArray;
typedef CFX_ArrayTemplate<FX_WORD>		CFX_WordArray;
typedef CFX_ArrayTemplate<FX_DWORD>		CFX_DWordArray;
typedef CFX_ArrayTemplate<void*>		CFX_PtrArray;
typedef CFX_ArrayTemplate<FX_FILESIZE>	CFX_FileSizeArray;
typedef CFX_ArrayTemplate<FX_FLOAT>		CFX_FloatArray;
typedef CFX_ArrayTemplate<FX_INT32>		CFX_Int32Array;
template <class ObjectClass>
class CFX_ObjectArray : public CFX_BasicArray
{
public:
    CFX_ObjectArray() : CFX_BasicArray(sizeof(ObjectClass)) {}

    ~CFX_ObjectArray()
    {
        RemoveAll();
    }

    void			Add(const ObjectClass& data)
    {
        new ((void*)InsertSpaceAt(m_nSize, 1)) ObjectClass(data);
    }

    ObjectClass&	Add()
    {
        return *(ObjectClass*) new ((void*)InsertSpaceAt(m_nSize, 1)) ObjectClass();
    }

    void*			AddSpace()
    {
        return InsertSpaceAt(m_nSize, 1);
    }

    FX_INT32		Append(const CFX_ObjectArray& src, FX_INT32 nStart = 0, FX_INT32 nCount = -1)
    {
        if (nCount == 0) {
            return 0;
        }
        FX_INT32 nSize = src.GetSize();
        if (!nSize) {
            return 0;
        }
        FXSYS_assert(nStart > -1 && nStart < nSize);
        if (nCount < 0) {
            nCount = nSize;
        }
        if (nStart + nCount > nSize) {
            nCount = nSize - nStart;
        }
        if (nCount < 1) {
            return 0;
        }
        nSize = m_nSize;
        InsertSpaceAt(m_nSize, nCount);
        ObjectClass* pStartObj = (ObjectClass*)GetDataPtr(nSize);
        nSize = nStart + nCount;
        for (FX_INT32 i = nStart; i < nSize; i ++, pStartObj++) {
            new ((void*)pStartObj) ObjectClass(src[i]);
        }
        return nCount;
    }

    FX_INT32		Copy(const CFX_ObjectArray& src, FX_INT32 nStart = 0, FX_INT32 nCount = -1)
    {
        if (nCount == 0) {
            return 0;
        }
        FX_INT32 nSize = src.GetSize();
        if (!nSize) {
            return 0;
        }
        FXSYS_assert(nStart > -1 && nStart < nSize);
        if (nCount < 0) {
            nCount = nSize;
        }
        if (nStart + nCount > nSize) {
            nCount = nSize - nStart;
        }
        if (nCount < 1) {
            return 0;
        }
        RemoveAll();
        SetSize(nCount);
        ObjectClass* pStartObj = (ObjectClass*)m_pData;
        nSize = nStart + nCount;
        for (FX_INT32 i = nStart; i < nSize; i ++, pStartObj++) {
            new ((void*)pStartObj) ObjectClass(src[i]);
        }
        return nCount;
    }

    int				GetSize() const
    {
        return m_nSize;
    }

    ObjectClass&	operator[] (int index) const
    {
        FXSYS_assert(index < m_nSize);
        return *(ObjectClass*)CFX_BasicArray::GetDataPtr(index);
    }

    ObjectClass*	GetDataPtr(int index)
    {
        return (ObjectClass*)CFX_BasicArray::GetDataPtr(index);
    }

    void			RemoveAt(int index)
    {
        FXSYS_assert(index < m_nSize);
        ((ObjectClass*)GetDataPtr(index))->~ObjectClass();
        CFX_BasicArray::RemoveAt(index, 1);
    }

    void			RemoveAll()
    {
        for (int i = 0; i < m_nSize; i ++) {
            ((ObjectClass*)GetDataPtr(i))->~ObjectClass();
        }
        CFX_BasicArray::SetSize(0);
    }
};
typedef CFX_ObjectArray<CFX_ByteString> CFX_ByteStringArray;
typedef CFX_ObjectArray<CFX_WideString> CFX_WideStringArray;
class CFX_BaseSegmentedArray 
{
public:
    CFX_BaseSegmentedArray(int unit_size = 1, int segment_units = 512, int index_size = 8);

    ~CFX_BaseSegmentedArray();

    void	SetUnitSize(int unit_size, int segment_units, int index_size = 8);

    void*	Add();

    void*	GetAt(int index) const;

    void	RemoveAll();

    void	Delete(int index, int count = 1);

    int		GetSize() const
    {
        return m_DataSize;
    }

    int		GetSegmentSize() const
    {
        return m_SegmentSize;
    }

    int		GetUnitSize() const
    {
        return m_UnitSize;
    }

    void*	Iterate(FX_BOOL (*callback)(void* param, void* pData), void* param) const;
private:

    int				m_UnitSize;

    short			m_SegmentSize;

    FX_BYTE			m_IndexSize;

    FX_BYTE			m_IndexDepth;

    int				m_DataSize;

    void*			m_pIndex;
    void**	GetIndex(int seg_index) const;
    void*	IterateIndex(int level, int& start, void** pIndex, FX_BOOL (*callback)(void* param, void* pData), void* param) const;
    void*	IterateSegment(FX_LPCBYTE pSegment, int count, FX_BOOL (*callback)(void* param, void* pData), void* param) const;
};
template <class ElementType>
class CFX_SegmentedArray : public CFX_BaseSegmentedArray
{
public:
    CFX_SegmentedArray(int segment_units, int index_size = 8)
        : CFX_BaseSegmentedArray(sizeof(ElementType), segment_units, index_size)
    {}

    void	Add(ElementType data)
    {
        *(ElementType*)CFX_BaseSegmentedArray::Add() = data;
    }

    ElementType& operator [] (int index)
    {
        return *(ElementType*)CFX_BaseSegmentedArray::GetAt(index);
    }
};
template <class DataType, int FixedSize>
class CFX_FixedBufGrow 
{
public:
    CFX_FixedBufGrow() : m_pData(NULL)
    {}
    CFX_FixedBufGrow(int data_size) : m_pData(NULL)
    {
        if (data_size > FixedSize) {
            m_pData = FX_Alloc(DataType, data_size);
        } else {
            FXSYS_memset32(m_Data, 0, sizeof(DataType)*FixedSize);
        }
    }
    void SetDataSize(int data_size)
    {
        if (m_pData) {
            FX_Free(m_pData);
        }
        m_pData = NULL;
        if (data_size > FixedSize) {
            m_pData = FX_Alloc(DataType, data_size);
        } else {
            FXSYS_memset32(m_Data, 0, sizeof(DataType)*FixedSize);
        }
    }
    ~CFX_FixedBufGrow()
    {
        if (m_pData) {
            FX_Free(m_pData);
        }
    }
    operator DataType*()
    {
        return m_pData ? m_pData : m_Data;
    }
private:
    DataType		m_Data[FixedSize];
    DataType*		m_pData;
};
class CFX_MapPtrToPtr 
{
protected:

    struct CAssoc {

        CAssoc* pNext;

        void* key;

        void* value;
    };
public:
    CFX_MapPtrToPtr(int nBlockSize = 10);

    ~CFX_MapPtrToPtr();

    int GetCount() const
    {
        return m_nCount;
    }

    FX_BOOL IsEmpty() const
    {
        return m_nCount == 0;
    }

    FX_BOOL Lookup(void* key, void*& rValue) const;

    void* GetValueAt(void* key) const;

    void*& operator[](void* key);

    void SetAt(void* key, void* newValue)
    {
        (*this)[key] = newValue;
    }

    FX_BOOL RemoveKey(void* key);

    void RemoveAll();

    FX_POSITION GetStartPosition() const
    {
        return (m_nCount == 0) ? NULL : (FX_POSITION) - 1;
    }

    void GetNextAssoc(FX_POSITION& rNextPosition, void*& rKey, void*& rValue) const;

    FX_DWORD GetHashTableSize() const
    {
        return m_nHashTableSize;
    }

    void InitHashTable(FX_DWORD hashSize, FX_BOOL bAllocNow = TRUE);
protected:

    CAssoc** m_pHashTable;

    FX_DWORD m_nHashTableSize;

    int m_nCount;

    CAssoc* m_pFreeList;

    struct CFX_Plex* m_pBlocks;

    int m_nBlockSize;

    FX_DWORD HashKey(void* key) const;

    CAssoc* NewAssoc();

    void FreeAssoc(CAssoc* pAssoc);

    CAssoc* GetAssocAt(void* key, FX_DWORD& hash) const;
};
template <class KeyType, class ValueType>
class CFX_MapPtrTemplate : public CFX_MapPtrToPtr
{
public:
    CFX_MapPtrTemplate() : CFX_MapPtrToPtr(10) {}

    FX_BOOL	Lookup(KeyType key, ValueType& rValue) const
    {
        FX_LPVOID pValue = NULL;
        if (!CFX_MapPtrToPtr::Lookup((void*)(FX_UINTPTR)key, pValue)) {
            return FALSE;
        }
        rValue = (ValueType)(FX_UINTPTR)pValue;
        return TRUE;
    }

    ValueType& operator[](KeyType key)
    {
        return (ValueType&)CFX_MapPtrToPtr::operator []((void*)(FX_UINTPTR)key);
    }

    void SetAt(KeyType key, ValueType newValue)
    {
        CFX_MapPtrToPtr::SetAt((void*)(FX_UINTPTR)key, (void*)(FX_UINTPTR)newValue);
    }

    FX_BOOL	RemoveKey(KeyType key)
    {
        return CFX_MapPtrToPtr::RemoveKey((void*)(FX_UINTPTR)key);
    }

    void GetNextAssoc(FX_POSITION& rNextPosition, KeyType& rKey, ValueType& rValue) const
    {
        void* pKey = NULL;
        void* pValue = NULL;
        CFX_MapPtrToPtr::GetNextAssoc(rNextPosition, pKey, pValue);
        rKey = (KeyType)(FX_UINTPTR)pKey;
        rValue = (ValueType)(FX_UINTPTR)pValue;
    }
};
class CFX_CMapDWordToDWord 
{
public:

    FX_BOOL			Lookup(FX_DWORD key, FX_DWORD& value) const;

    void			SetAt(FX_DWORD key, FX_DWORD value);

    void			EstimateSize(FX_DWORD size, FX_DWORD grow_by);

    FX_POSITION		GetStartPosition() const;

    void			GetNextAssoc(FX_POSITION& pos, FX_DWORD& key, FX_DWORD& value) const;
protected:

    CFX_BinaryBuf	m_Buffer;
};
class CFX_MapByteStringToPtr 
{
protected:

    struct CAssoc {

        CAssoc* pNext;

        FX_DWORD nHashValue;

        CFX_ByteString key;

        void* value;
    };
public:
    CFX_MapByteStringToPtr(int nBlockSize = 10);

    int GetCount() const
    {
        return m_nCount;
    }

    FX_BOOL IsEmpty() const
    {
        return m_nCount == 0;
    }

    FX_BOOL Lookup(FX_BSTR key, void*& rValue) const;

    void*& operator[](FX_BSTR key);

    void SetAt(FX_BSTR key, void* newValue)
    {
        (*this)[key] = newValue;
    }

    FX_BOOL RemoveKey(FX_BSTR key);

    void RemoveAll();

    FX_POSITION GetStartPosition() const
    {
        return (m_nCount == 0) ? NULL : (FX_POSITION) - 1;
    }

    void GetNextAssoc(FX_POSITION& rNextPosition, CFX_ByteString& rKey, void*& rValue) const;

    FX_LPVOID		GetNextValue(FX_POSITION& rNextPosition) const;

    FX_DWORD GetHashTableSize() const
    {
        return m_nHashTableSize;
    }

    void InitHashTable(FX_DWORD hashSize, FX_BOOL bAllocNow = TRUE);

    FX_DWORD HashKey(FX_BSTR key) const;
protected:

    CAssoc** m_pHashTable;

    FX_DWORD m_nHashTableSize;

    int m_nCount;

    CAssoc* m_pFreeList;

    struct CFX_Plex* m_pBlocks;

    int m_nBlockSize;

    CAssoc* NewAssoc();

    void FreeAssoc(CAssoc* pAssoc);

    CAssoc* GetAssocAt(FX_BSTR key, FX_DWORD& hash) const;
public:

    ~CFX_MapByteStringToPtr();
};
class CFX_CMapByteStringToPtr 
{
public:
    CFX_CMapByteStringToPtr();

    ~CFX_CMapByteStringToPtr();

    void			RemoveAll();

    FX_POSITION		GetStartPosition() const;

    void			GetNextAssoc(FX_POSITION& rNextPosition, CFX_ByteString& rKey, void*& rValue) const;

    FX_LPVOID		GetNextValue(FX_POSITION& rNextPosition) const;

    FX_BOOL			Lookup(FX_BSTR key, void*& rValue) const;

    void			SetAt(FX_BSTR key, void* value);

    void			RemoveKey(FX_BSTR key);

    int				GetCount() const;

    void			AddValue(FX_BSTR key, void* pValue);
private:

    CFX_BaseSegmentedArray			m_Buffer;
};
class CFX_PtrList 
{
protected:

    struct CNode {

        CNode* pNext;

        CNode* pPrev;

        void* data;
    };
public:
    CFX_PtrList(int nBlockSize = 10);

    FX_POSITION GetHeadPosition() const
    {
        return (FX_POSITION)m_pNodeHead;
    }

    FX_POSITION GetTailPosition() const
    {
        return (FX_POSITION)m_pNodeTail;
    }

    void*	GetNext(FX_POSITION& rPosition) const
    {
        CNode* pNode = (CNode*) rPosition;
        rPosition = (FX_POSITION) pNode->pNext;
        return pNode->data;
    }

    void*	GetPrev(FX_POSITION& rPosition) const
    {
        CNode* pNode = (CNode*) rPosition;
        rPosition = (FX_POSITION) pNode->pPrev;
        return pNode->data;
    }

    FX_POSITION	GetNextPosition(FX_POSITION pos) const
    {
        return ((CNode*)pos)->pNext;
    }

    FX_POSITION	GetPrevPosition(FX_POSITION pos) const
    {
        return ((CNode*)pos)->pPrev;
    }

    void*	GetAt(FX_POSITION rPosition) const
    {
        CNode* pNode = (CNode*) rPosition;
        return pNode->data;
    }

    int		GetCount() const
    {
        return m_nCount;
    }

    FX_POSITION	AddTail(void* newElement);

    FX_POSITION AddHead(void* newElement);

    void	SetAt(FX_POSITION pos, void* newElement)
    {
        CNode* pNode = (CNode*) pos;
        pNode->data = newElement;
    }

    FX_POSITION InsertAfter(FX_POSITION pos, void* newElement);

    FX_POSITION Find(void* searchValue, FX_POSITION startAfter = NULL ) const;

    FX_POSITION FindIndex(int index) const;

    void	RemoveAt(FX_POSITION pos);

    void	RemoveAll();
protected:

    CNode* m_pNodeHead;

    CNode* m_pNodeTail;

    int m_nCount;

    CNode* m_pNodeFree;

    struct CFX_Plex* m_pBlocks;

    int m_nBlockSize;

    CNode* NewNode(CNode* pPrev, CNode* pNext);

    void FreeNode(CNode* pNode);
public:

    ~CFX_PtrList();
};
typedef void (*PD_CALLBACK_FREEDATA)(FX_LPVOID pData);
struct FX_PRIVATEDATA {

    void					FreeData();

    FX_LPVOID				m_pModuleId;

    FX_LPVOID				m_pData;

    PD_CALLBACK_FREEDATA	m_pCallback;

    FX_BOOL					m_bSelfDestruct;
};
class CFX_PrivateData
{
public:

    ~CFX_PrivateData();

    void					ClearAll();

    void					SetPrivateData(FX_LPVOID module_id, FX_LPVOID pData, PD_CALLBACK_FREEDATA callback);

    void					SetPrivateObj(FX_LPVOID module_id, CFX_DestructObject* pObj);

    FX_LPVOID				GetPrivateData(FX_LPVOID module_id);

    FX_BOOL					LookupPrivateData(FX_LPVOID module_id, FX_LPVOID &pData) const
    {
        if (!module_id) {
            return FALSE;
        }
        FX_DWORD nCount = m_DataList.GetSize();
        for (FX_DWORD n = 0; n < nCount; n ++) {
            if (m_DataList[n].m_pModuleId == module_id) {
                pData = m_DataList[n].m_pData;
                return TRUE;
            }
        }
        return FALSE;
    }

    FX_BOOL					RemovePrivateData(FX_LPVOID module_id);
protected:

    CFX_ArrayTemplate<FX_PRIVATEDATA>	m_DataList;

    void					AddData(FX_LPVOID module_id, FX_LPVOID pData, PD_CALLBACK_FREEDATA callback, FX_BOOL bSelfDestruct);
};
class CFX_BitStream 
{
public:

    void				Init(FX_LPCBYTE pData, FX_DWORD dwSize);


    FX_DWORD			GetBits(FX_DWORD nBits);

    void				ByteAlign();

    FX_BOOL				IsEOF()
    {
        return m_BitPos >= m_BitSize;
    }

    void				SkipBits(FX_DWORD nBits)
    {
        m_BitPos += nBits;
    }

    void				Rewind()
    {
        m_BitPos = 0;
    }
protected:

    FX_DWORD			m_BitPos;

    FX_DWORD			m_BitSize;

    FX_LPCBYTE			m_pData;
};
template <class ObjClass> class CFX_CountRef 
{
public:

    typedef CFX_CountRef<ObjClass> Ref;

    class CountedObj : public ObjClass
    {
    public:

        CountedObj() {}

        CountedObj(const CountedObj& src) : ObjClass(src) {}

        int			m_RefCount;
    };

    CFX_CountRef()
    {
        m_pObject = NULL;
    }

    CFX_CountRef(const Ref& ref)
    {
        m_pObject = ref.m_pObject;
        if (m_pObject) {
            m_pObject->m_RefCount ++;
        }
    }

    ~CFX_CountRef()
    {
        if (!m_pObject) {
            return;
        }
        m_pObject->m_RefCount --;
        if (m_pObject->m_RefCount <= 0) {
            delete m_pObject;
        }
    }

    ObjClass*			New()
    {
        if (m_pObject) {
            m_pObject->m_RefCount --;
            if (m_pObject->m_RefCount <= 0) {
                delete m_pObject;
            }
            m_pObject = NULL;
        }
        m_pObject = FX_NEW CountedObj;
        if (!m_pObject) {
            return NULL;
        }
        m_pObject->m_RefCount = 1;
        return m_pObject;
    }

    void				operator = (const Ref& ref)
    {
        if (ref.m_pObject) {
            ref.m_pObject->m_RefCount ++;
        }
        if (m_pObject) {
            m_pObject->m_RefCount --;
            if (m_pObject->m_RefCount <= 0) {
                delete m_pObject;
            }
        }
        m_pObject = ref.m_pObject;
    }

    void				operator = (void* p)
    {
        FXSYS_assert(p == 0);
        if (m_pObject == NULL) {
            return;
        }
        m_pObject->m_RefCount --;
        if (m_pObject->m_RefCount <= 0) {
            delete m_pObject;
        }
        m_pObject = NULL;
    }

    const ObjClass*		GetObject() const
    {
        return m_pObject;
    }

    operator			const ObjClass*() const
    {
        return m_pObject;
    }

    FX_BOOL				IsNull() const
    {
        return m_pObject == NULL;
    }

    FX_BOOL				NotNull() const
    {
        return m_pObject != NULL;
    }

    ObjClass*			GetModify()
    {
        if (m_pObject == NULL) {
            m_pObject = FX_NEW CountedObj;
            if (m_pObject) {
                m_pObject->m_RefCount = 1;
            }
        } else if (m_pObject->m_RefCount > 1) {
            m_pObject->m_RefCount --;
            CountedObj* pOldObject = m_pObject;
            m_pObject = NULL;
            m_pObject = FX_NEW CountedObj(*pOldObject);
            if (m_pObject) {
                m_pObject->m_RefCount = 1;
            }
        }
        return m_pObject;
    }

    void				SetNull()
    {
        if (m_pObject == NULL) {
            return;
        }
        m_pObject->m_RefCount --;
        if (m_pObject->m_RefCount <= 0) {
            delete m_pObject;
        }
        m_pObject = NULL;
    }

    FX_BOOL				operator == (const Ref& ref) const
    {
        return m_pObject == ref.m_pObject;
    }
protected:

    CountedObj*			m_pObject;
};
class IFX_Pause
{
public:
    virtual ~IFX_Pause() { }
    virtual FX_BOOL	NeedToPauseNow() = 0;
};
class CFX_DataFilter 
{
public:

    virtual ~CFX_DataFilter();

    void			SetDestFilter(CFX_DataFilter* pFilter);

    FX_BOOL			IsEOF() const
    {
        return m_bEOF;
    }

    FX_DWORD		GetSrcPos()
    {
        return m_SrcPos;
    }

    void			FilterIn(FX_LPCBYTE src_buf, FX_DWORD src_size, CFX_BinaryBuf& dest_buf);

    void			FilterFinish(CFX_BinaryBuf& dest_buf);
protected:

    CFX_DataFilter();
    virtual void	v_FilterIn(FX_LPCBYTE src_buf, FX_DWORD src_size, CFX_BinaryBuf& dest_buf) = 0;
    virtual void	v_FilterFinish(CFX_BinaryBuf& dest_buf) = 0;
    void			ReportEOF(FX_DWORD left_input);

    FX_BOOL			m_bEOF;

    FX_DWORD		m_SrcPos;

    CFX_DataFilter*	m_pDestFilter;
};

template<typename T>
class CFX_AutoRestorer {
public:
    explicit CFX_AutoRestorer(T* location) {
      m_Location = location;
      m_OldValue = *location;
    }
    ~CFX_AutoRestorer() { *m_Location = m_OldValue; }

private:
  T* m_Location;
  T m_OldValue;
};

template <class T>
class CFX_SmartPointer
{
public:
    CFX_SmartPointer(T *pObj) : m_pObj(pObj) {}
    ~CFX_SmartPointer()
    {
        m_pObj->Release();
    }
    T* Get(void)
    {
        return m_pObj;
    }
    T&		operator *(void)
    {
        return *m_pObj;
    }
    T*		operator ->(void)
    {
        return m_pObj;
    }
protected:
    T *m_pObj;
};
#define FX_DATALIST_LENGTH	1024
template<size_t unit>
class CFX_SortListArray 
{
protected:

    struct DataList {

        FX_INT32	start;

        FX_INT32	count;
        FX_LPBYTE	data;
    };
public:

    CFX_SortListArray() : m_CurList(0) {}

    ~CFX_SortListArray()
    {
        Clear();
    }


    void			Clear()
    {
        for (FX_INT32 i = m_DataLists.GetUpperBound(); i >= 0; i--) {
            DataList list = m_DataLists.ElementAt(i);
            if (list.data) {
                FX_Free(list.data);
            }
        }
        m_DataLists.RemoveAll();
        m_CurList = 0;
    }

    void			Append(FX_INT32 nStart, FX_INT32 nCount)
    {
        if (nStart < 0) {
            return;
        }
        while (nCount > 0) {
            FX_INT32 temp_count = FX_MIN(nCount, FX_DATALIST_LENGTH);
            DataList list;
            list.data = FX_Alloc2D(FX_BYTE, temp_count, unit);
            list.start = nStart;
            list.count = temp_count;
            Append(list);
            nCount -= temp_count;
            nStart += temp_count;
        }
    }

    FX_LPBYTE		GetAt(FX_INT32 nIndex)
    {
        if (nIndex < 0) {
            return NULL;
        }
        if (m_CurList < 0 || m_CurList >= m_DataLists.GetSize()) {
            return NULL;
        }
        DataList *pCurList = m_DataLists.GetDataPtr(m_CurList);
        if (!pCurList || nIndex < pCurList->start || nIndex >= pCurList->start + pCurList->count) {
            pCurList = NULL;
            FX_INT32 iStart = 0;
            FX_INT32 iEnd = m_DataLists.GetUpperBound();
            FX_INT32 iMid = 0;
            while (iStart <= iEnd) {
                iMid = (iStart + iEnd) / 2;
                DataList* list = m_DataLists.GetDataPtr(iMid);
                if (nIndex < list->start) {
                    iEnd = iMid - 1;
                } else if (nIndex >= list->start + list->count) {
                    iStart = iMid + 1;
                } else {
                    pCurList = list;
                    m_CurList = iMid;
                    break;
                }
            }
        }
        return pCurList ? pCurList->data + (nIndex - pCurList->start) * unit : NULL;
    }
protected:
    void			Append(const DataList& list)
    {
        FX_INT32 iStart = 0;
        FX_INT32 iEnd = m_DataLists.GetUpperBound();
        FX_INT32 iFind = 0;
        while (iStart <= iEnd) {
            FX_INT32 iMid = (iStart + iEnd) / 2;
            DataList* cur_list = m_DataLists.GetDataPtr(iMid);
            if (list.start < cur_list->start + cur_list->count) {
                iEnd = iMid - 1;
            } else {
                if (iMid == iEnd) {
                    iFind = iMid + 1;
                    break;
                }
                DataList* next_list = m_DataLists.GetDataPtr(iMid + 1);
                if (list.start < next_list->start) {
                    iFind = iMid + 1;
                    break;
                } else {
                    iStart = iMid + 1;
                }
            }
        }
        m_DataLists.InsertAt(iFind, list);
    }
    FX_INT32		m_CurList;
    CFX_ArrayTemplate<DataList>	m_DataLists;
};
template<typename T1, typename T2>
class CFX_ListArrayTemplate 
{
public:

    void			Clear()
    {
        m_Data.Clear();
    }

    void			Add(FX_INT32 nStart, FX_INT32 nCount)
    {
        m_Data.Append(nStart, nCount);
    }

    T2&				operator [] (FX_INT32 nIndex)
    {
        FX_LPBYTE data = m_Data.GetAt(nIndex);
        FXSYS_assert(data != NULL);
        return (T2&)(*(volatile T2*)data);
    }

    T2*				GetPtrAt(FX_INT32 nIndex)
    {
        return (T2*)m_Data.GetAt(nIndex);
    }
protected:
    T1			m_Data;
};
typedef CFX_ListArrayTemplate<CFX_SortListArray<sizeof(FX_FILESIZE)>, FX_FILESIZE>	CFX_FileSizeListArray;
typedef CFX_ListArrayTemplate<CFX_SortListArray<sizeof(FX_DWORD)>, FX_DWORD>		CFX_DWordListArray;
typedef enum {
    Ready,
    ToBeContinued,
    Found,
    NotFound,
    Failed,
    Done
} FX_ProgressiveStatus;
#define ProgressiveStatus	FX_ProgressiveStatus
#define FX_NAMESPACE_DECLARE(namespace, type)       namespace::type
class IFX_Unknown
{
public:
    virtual FX_DWORD	Release() = 0;
    virtual FX_DWORD	AddRef() = 0;
};
#define FX_IsOdd(a)	((a) & 1)

class CFX_Vector_3by1 
{
public:

    CFX_Vector_3by1() :
        a(0.0f), b(0.0f), c(0.0f)
    {}

    CFX_Vector_3by1(FX_FLOAT a1, FX_FLOAT b1, FX_FLOAT c1):
        a(a1), b(b1), c(c1)
    {}

    FX_FLOAT a;
    FX_FLOAT b;
    FX_FLOAT c;
};
class CFX_Matrix_3by3 
{
public:

    CFX_Matrix_3by3():
        a(0.0f), b(0.0f), c(0.0f), d(0.0f), e(0.0f), f(0.0f), g(0.0f), h(0.0f), i(0.0f)
    {}

    CFX_Matrix_3by3(FX_FLOAT a1, FX_FLOAT b1, FX_FLOAT c1, FX_FLOAT d1, FX_FLOAT e1, FX_FLOAT f1, FX_FLOAT g1, FX_FLOAT h1, FX_FLOAT i1) :
        a(a1), b(b1), c(c1), d(d1), e(e1), f(f1), g(g1), h(h1), i(i1)
    {}

    CFX_Matrix_3by3 Inverse();

    CFX_Matrix_3by3 Multiply(const CFX_Matrix_3by3 &m);

    CFX_Vector_3by1 TransformVector(const CFX_Vector_3by1 &v);

    FX_FLOAT a;
    FX_FLOAT b;
    FX_FLOAT c;
    FX_FLOAT d;
    FX_FLOAT e;
    FX_FLOAT f;
    FX_FLOAT g;
    FX_FLOAT h;
    FX_FLOAT i;
};

#endif