Files @ r6566:4ce5f6819b42
Branch filter:

Location: cpp/openttd-patchpack/source/src/minilzo.cpp

peter1138
(svn r9771) -Feature: (-tte) Add password protected status to 'players' (network server) console command. (mostly dihedral)
   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
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
/* $Id$ */

/* @file minilzo.cpp -- mini subset of the LZO real-time data compression library

   This file is part of the LZO real-time data compression library.

   Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer
   Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer
   Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer
   Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer
   Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer
   Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer
   Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer
   All Rights Reserved.

   The LZO library 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 of
   the License, or (at your option) any later version.

   The LZO 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with the LZO library; see the file COPYING.
   If not, write to the Free Software Foundation, Inc.,
   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

   Markus F.X.J. Oberhumer
   <markus@oberhumer.com>
   http://www.oberhumer.com/opensource/lzo/
 */

/*
 * NOTE:
 *   the full LZO package can be found at
 *   http://www.oberhumer.com/opensource/lzo/
 */

#define LZO_DISABLE_CHECKS
#define LZO1X

#define __LZO_IN_MINILZO
#define LZO_BUILD

#ifdef MINILZO_HAVE_CONFIG_H
#  include <config.h>
#endif

#undef LZO_HAVE_CONFIG_H
#include "minilzo.h"

#if !defined(MINILZO_VERSION) || (MINILZO_VERSION != 0x1080)
#  error "version mismatch in miniLZO source files"
#endif

#ifdef MINILZO_HAVE_CONFIG_H
#  define LZO_HAVE_CONFIG_H
#endif

#if !defined(LZO_NO_SYS_TYPES_H)
#  include <sys/types.h>
#endif
#include <stdio.h>

#ifndef __LZO_CONF_H
#define __LZO_CONF_H

#if defined(__BOUNDS_CHECKING_ON)
#  include <unchecked.h>
#else
#  define BOUNDS_CHECKING_OFF_DURING(stmt)	  stmt
#  define BOUNDS_CHECKING_OFF_IN_EXPR(expr)	 (expr)
#endif

#if !defined(LZO_HAVE_CONFIG_H)
#  include <stddef.h>
#  include <string.h>
#  if !defined(NO_STDLIB_H)
#	include <stdlib.h>
#  endif
#  define HAVE_MEMCMP
#  define HAVE_MEMCPY
#  define HAVE_MEMMOVE
#  define HAVE_MEMSET
#else
#  include <sys/types.h>
#  if defined(HAVE_STDDEF_H)
#	include <stddef.h>
#  endif
#  if defined(STDC_HEADERS)
#	include <string.h>
#	include <stdlib.h>
#  endif
#endif

#if defined(__LZO_DOS16) || defined(__LZO_WIN16)
#  define HAVE_MALLOC_H
#  define HAVE_HALLOC
#endif

#undef NDEBUG
#if !defined(LZO_DEBUG)
#  define NDEBUG
#endif
#if defined(LZO_DEBUG) || !defined(NDEBUG)
#  if !defined(NO_STDIO_H)
#	include <stdio.h>
#  endif
#endif
#include <assert.h>

#if !defined(LZO_COMPILE_TIME_ASSERT)
#  define LZO_COMPILE_TIME_ASSERT(expr) \
		{ typedef int __lzo_compile_time_assert_fail[1 - 2 * !(expr)]; }
#endif

#if !defined(LZO_UNUSED)
#  if 1
#	define LZO_UNUSED(var)	 ((void)&var)
#  elif 0
#	define LZO_UNUSED(var)	 { typedef int __lzo_unused[sizeof(var) ? 2 : 1]; }
#  else
#	define LZO_UNUSED(parm)	(parm = parm)
#  endif
#endif

#if !defined(__inline__) && !defined(__GNUC__)
#  if defined(__cplusplus)
#	define __inline__	  inline
#  else
#	define __inline__
#  endif
#endif

#if defined(NO_MEMCMP)
#  undef HAVE_MEMCMP
#endif

#if 0
#  define LZO_BYTE(x)	   ((unsigned char) (x))
#else
#  define LZO_BYTE(x)	   ((unsigned char) ((x) & 0xff))
#endif

#define LZO_MAX(a,b)		((a) >= (b) ? (a) : (b))
#define LZO_MIN(a,b)		((a) <= (b) ? (a) : (b))
#define LZO_MAX3(a,b,c)	 ((a) >= (b) ? LZO_MAX(a,c) : LZO_MAX(b,c))
#define LZO_MIN3(a,b,c)	 ((a) <= (b) ? LZO_MIN(a,c) : LZO_MIN(b,c))

#define lzo_sizeof(type)	((lzo_uint) (sizeof(type)))

#define LZO_HIGH(array)	 ((lzo_uint) (sizeof(array)/sizeof(*(array))))

#define LZO_SIZE(bits)	  (1u << (bits))
#define LZO_MASK(bits)	  (LZO_SIZE(bits) - 1)

#define LZO_LSIZE(bits)	 (1ul << (bits))
#define LZO_LMASK(bits)	 (LZO_LSIZE(bits) - 1)

#define LZO_USIZE(bits)	 ((lzo_uint) 1 << (bits))
#define LZO_UMASK(bits)	 (LZO_USIZE(bits) - 1)

#define LZO_STYPE_MAX(b)	(((1l  << (8*(b)-2)) - 1l)  + (1l  << (8*(b)-2)))
#define LZO_UTYPE_MAX(b)	(((1ul << (8*(b)-1)) - 1ul) + (1ul << (8*(b)-1)))

#if !defined(SIZEOF_UNSIGNED)
#  if (UINT_MAX == 0xffff)
#	define SIZEOF_UNSIGNED		 2
#  elif (UINT_MAX == LZO_0xffffffffL)
#	define SIZEOF_UNSIGNED		 4
#  elif (UINT_MAX >= LZO_0xffffffffL)
#	define SIZEOF_UNSIGNED		 8
#  else
#	error "SIZEOF_UNSIGNED"
#  endif
#endif

#if !defined(SIZEOF_UNSIGNED_LONG)
#  if (ULONG_MAX == LZO_0xffffffffL)
#	define SIZEOF_UNSIGNED_LONG	4
#  elif (ULONG_MAX >= LZO_0xffffffffL)
#	define SIZEOF_UNSIGNED_LONG	8
#  else
#	error "SIZEOF_UNSIGNED_LONG"
#  endif
#endif

#if !defined(SIZEOF_SIZE_T)
#  define SIZEOF_SIZE_T			 SIZEOF_UNSIGNED
#endif
#if !defined(SIZE_T_MAX)
#  define SIZE_T_MAX				LZO_UTYPE_MAX(SIZEOF_SIZE_T)
#endif

#if 1 && defined(__LZO_i386) && (UINT_MAX == LZO_0xffffffffL)
#  if !defined(LZO_UNALIGNED_OK_2) && (USHRT_MAX == 0xffff)
#	define LZO_UNALIGNED_OK_2
#  endif
#  if !defined(LZO_UNALIGNED_OK_4) && (LZO_UINT32_MAX == LZO_0xffffffffL)
#	define LZO_UNALIGNED_OK_4
#  endif
#endif

#if defined(LZO_UNALIGNED_OK_2) || defined(LZO_UNALIGNED_OK_4)
#  if !defined(LZO_UNALIGNED_OK)
#	define LZO_UNALIGNED_OK
#  endif
#endif

#if defined(__LZO_NO_UNALIGNED)
#  undef LZO_UNALIGNED_OK
#  undef LZO_UNALIGNED_OK_2
#  undef LZO_UNALIGNED_OK_4
#endif

#if defined(LZO_UNALIGNED_OK_2) && (USHRT_MAX != 0xffff)
#  error "LZO_UNALIGNED_OK_2 must not be defined on this system"
#endif
#if defined(LZO_UNALIGNED_OK_4) && (LZO_UINT32_MAX != LZO_0xffffffffL)
#  error "LZO_UNALIGNED_OK_4 must not be defined on this system"
#endif

#if defined(__LZO_NO_ALIGNED)
#  undef LZO_ALIGNED_OK_4
#endif

#if defined(LZO_ALIGNED_OK_4) && (LZO_UINT32_MAX != LZO_0xffffffffL)
#  error "LZO_ALIGNED_OK_4 must not be defined on this system"
#endif

#define LZO_LITTLE_ENDIAN	   1234
#define LZO_BIG_ENDIAN		  4321
#define LZO_PDP_ENDIAN		  3412

#if !defined(LZO_BYTE_ORDER)
#  if defined(MFX_BYTE_ORDER)
#	define LZO_BYTE_ORDER	  MFX_BYTE_ORDER
#  elif defined(__LZO_i386)
#	define LZO_BYTE_ORDER	  LZO_LITTLE_ENDIAN
#  elif defined(BYTE_ORDER)
#	define LZO_BYTE_ORDER	  BYTE_ORDER
#  elif defined(__BYTE_ORDER)
#	define LZO_BYTE_ORDER	  __BYTE_ORDER
#  endif
#endif

#if defined(LZO_BYTE_ORDER)
#  if (LZO_BYTE_ORDER != LZO_LITTLE_ENDIAN) && \
	  (LZO_BYTE_ORDER != LZO_BIG_ENDIAN)
#	error "invalid LZO_BYTE_ORDER"
#  endif
#endif

#if defined(LZO_UNALIGNED_OK) && !defined(LZO_BYTE_ORDER)
#  error "LZO_BYTE_ORDER is not defined"
#endif

#define LZO_OPTIMIZE_GNUC_i386_IS_BUGGY

#if defined(NDEBUG) && !defined(LZO_DEBUG) && !defined(__LZO_CHECKER)
#  if defined(__GNUC__) && defined(__i386__)
#	if !defined(LZO_OPTIMIZE_GNUC_i386_IS_BUGGY)
#	  define LZO_OPTIMIZE_GNUC_i386
#	endif
#  endif
#endif

__LZO_EXTERN_C int __lzo_init_done;
__LZO_EXTERN_C const lzo_byte __lzo_copyright[];
LZO_EXTERN(const lzo_byte *) lzo_copyright();
__LZO_EXTERN_C const lzo_uint32 _lzo_crc32_table[256];

#define _LZO_STRINGIZE(x)		   #x
#define _LZO_MEXPAND(x)			 _LZO_STRINGIZE(x)

#define _LZO_CONCAT2(a,b)		   a ## b
#define _LZO_CONCAT3(a,b,c)		 a ## b ## c
#define _LZO_CONCAT4(a,b,c,d)	   a ## b ## c ## d
#define _LZO_CONCAT5(a,b,c,d,e)	 a ## b ## c ## d ## e

#define _LZO_ECONCAT2(a,b)		  _LZO_CONCAT2(a,b)
#define _LZO_ECONCAT3(a,b,c)		_LZO_CONCAT3(a,b,c)
#define _LZO_ECONCAT4(a,b,c,d)	  _LZO_CONCAT4(a,b,c,d)
#define _LZO_ECONCAT5(a,b,c,d,e)	_LZO_CONCAT5(a,b,c,d,e)

#ifndef __LZO_PTR_H
#define __LZO_PTR_H

#ifdef __cplusplus
extern "C" {
#endif

#if defined(__LZO_DOS16) || defined(__LZO_WIN16)
#  include <dos.h>
#  if 1 && defined(__WATCOMC__)
#	include <i86.h>
	 __LZO_EXTERN_C unsigned char _HShift;
#	define __LZO_HShift	_HShift
#  elif 1 && defined(_MSC_VER)
	 __LZO_EXTERN_C unsigned short __near _AHSHIFT;
#	define __LZO_HShift	((unsigned) &_AHSHIFT)
#  elif defined(__LZO_WIN16)
#	define __LZO_HShift	3
#  else
#	define __LZO_HShift	12
#  endif
#  if !defined(_FP_SEG) && defined(FP_SEG)
#	define _FP_SEG		 FP_SEG
#  endif
#  if !defined(_FP_OFF) && defined(FP_OFF)
#	define _FP_OFF		 FP_OFF
#  endif
#endif

#if !defined(lzo_ptrdiff_t)
#  if (UINT_MAX >= LZO_0xffffffffL)
	 typedef ptrdiff_t		  lzo_ptrdiff_t;
#  else
	 typedef long			   lzo_ptrdiff_t;
#  endif
#endif

#if !defined(__LZO_HAVE_PTR_T)
#  if defined(lzo_ptr_t)
#	define __LZO_HAVE_PTR_T
#  endif
#endif
#if !defined(__LZO_HAVE_PTR_T)
#	if defined(_WIN64)
		typedef unsigned __int64 lzo_ptr_t;
		typedef signed __int64   lzo_sptr_r;
#		define __LZO_HAVE_PTR_T
#	endif
#endif
#if !defined(__LZO_HAVE_PTR_T)
#  if defined(SIZEOF_CHAR_P) && defined(SIZEOF_UNSIGNED_LONG)
#	if (SIZEOF_CHAR_P == SIZEOF_UNSIGNED_LONG)
	   typedef unsigned long	lzo_ptr_t;
	   typedef long			 lzo_sptr_t;
#	  define __LZO_HAVE_PTR_T
#	endif
#  endif
#endif
#if !defined(__LZO_HAVE_PTR_T)
#  if defined(SIZEOF_CHAR_P) && defined(SIZEOF_UNSIGNED)
#	if (SIZEOF_CHAR_P == SIZEOF_UNSIGNED)
	   typedef unsigned int	 lzo_ptr_t;
	   typedef int			  lzo_sptr_t;
#	  define __LZO_HAVE_PTR_T
#	endif
#  endif
#endif
#if !defined(__LZO_HAVE_PTR_T)
#  if defined(SIZEOF_CHAR_P) && defined(SIZEOF_UNSIGNED_SHORT)
#	if (SIZEOF_CHAR_P == SIZEOF_UNSIGNED_SHORT)
	   typedef unsigned short   lzo_ptr_t;
	   typedef short			lzo_sptr_t;
#	  define __LZO_HAVE_PTR_T
#	endif
#  endif
#endif
#if !defined(__LZO_HAVE_PTR_T)
#  if defined(LZO_HAVE_CONFIG_H) || defined(SIZEOF_CHAR_P)
#	error "no suitable type for lzo_ptr_t"
#  else
	 typedef unsigned long	  lzo_ptr_t;
	 typedef long			   lzo_sptr_t;
#	define __LZO_HAVE_PTR_T
#  endif
#endif

#if defined(__LZO_DOS16) || defined(__LZO_WIN16)
#define PTR(a)			  ((lzo_bytep) (a))
#define PTR_ALIGNED_4(a)	((_FP_OFF(a) & 3) == 0)
#define PTR_ALIGNED2_4(a,b) (((_FP_OFF(a) | _FP_OFF(b)) & 3) == 0)
#else
#define PTR(a)			  ((lzo_ptr_t) (a))
#define PTR_LINEAR(a)	   PTR(a)
#define PTR_ALIGNED_4(a)	((PTR_LINEAR(a) & 3) == 0)
#define PTR_ALIGNED_8(a)	((PTR_LINEAR(a) & 7) == 0)
#define PTR_ALIGNED2_4(a,b) (((PTR_LINEAR(a) | PTR_LINEAR(b)) & 3) == 0)
#define PTR_ALIGNED2_8(a,b) (((PTR_LINEAR(a) | PTR_LINEAR(b)) & 7) == 0)
#endif

#define PTR_LT(a,b)		 (PTR(a) < PTR(b))
#define PTR_GE(a,b)		 (PTR(a) >= PTR(b))
#define PTR_DIFF(a,b)	   ((lzo_ptrdiff_t) (PTR(a) - PTR(b)))
#define pd(a,b)			 ((lzo_uint) ((a)-(b)))

LZO_EXTERN(lzo_ptr_t)
__lzo_ptr_linear(const lzo_voidp ptr);

typedef union
{
	char			a_char;
	unsigned char   a_uchar;
	short		   a_short;
	unsigned short  a_ushort;
	int			 a_int;
	unsigned int	a_uint;
	long			a_long;
	unsigned long   a_ulong;
	lzo_int		 a_lzo_int;
	lzo_uint		a_lzo_uint;
	lzo_int32	   a_lzo_int32;
	lzo_uint32	  a_lzo_uint32;
	ptrdiff_t	   a_ptrdiff_t;
	lzo_ptrdiff_t   a_lzo_ptrdiff_t;
	lzo_ptr_t	   a_lzo_ptr_t;
	lzo_voidp	   a_lzo_voidp;
	void *		  a_void_p;
	lzo_bytep	   a_lzo_bytep;
	lzo_bytepp	  a_lzo_bytepp;
	lzo_uintp	   a_lzo_uintp;
	lzo_uint *	  a_lzo_uint_p;
	lzo_uint32p	 a_lzo_uint32p;
	lzo_uint32 *	a_lzo_uint32_p;
	unsigned char * a_uchar_p;
	char *		  a_char_p;
}
lzo_full_align_t;

#ifdef __cplusplus
}
#endif

#endif

#define LZO_DETERMINISTIC

#define LZO_DICT_USE_PTR
#if defined(__LZO_DOS16) || defined(__LZO_WIN16) || defined(__LZO_STRICT_16BIT)
#  undef LZO_DICT_USE_PTR
#endif

#if defined(LZO_DICT_USE_PTR)
#  define lzo_dict_t	const lzo_bytep
#  define lzo_dict_p	lzo_dict_t __LZO_MMODEL *
#else
#  define lzo_dict_t	lzo_uint
#  define lzo_dict_p	lzo_dict_t __LZO_MMODEL *
#endif

#if !defined(lzo_moff_t)
#define lzo_moff_t	  lzo_uint
#endif

#endif


#ifndef __LZO_UTIL_H
#define __LZO_UTIL_H

#ifndef __LZO_CONF_H
#endif

#ifdef __cplusplus
extern "C" {
#endif

#if 1 && defined(HAVE_MEMCPY)
#if !defined(__LZO_DOS16) && !defined(__LZO_WIN16)

#define MEMCPY8_DS(dest,src,len) \
	memcpy(dest,src,len); \
	dest += len; \
	src += len

#endif
#endif

#if 0 && !defined(MEMCPY8_DS)

#define MEMCPY8_DS(dest,src,len) \
	{ do { \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		len -= 8; \
	} while (len > 0); }

#endif

#if !defined(MEMCPY8_DS)

#define MEMCPY8_DS(dest,src,len) \
	{ register lzo_uint __l = (len) / 8; \
	do { \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
		*dest++ = *src++; \
	} while (--__l > 0); }

#endif

#define MEMCPY_DS(dest,src,len) \
	do *dest++ = *src++; \
	while (--len > 0)

#define MEMMOVE_DS(dest,src,len) \
	do *dest++ = *src++; \
	while (--len > 0)

#if 0 && defined(LZO_OPTIMIZE_GNUC_i386)

#define BZERO8_PTR(s,l,n) \
__asm__ __volatile__( \
	"movl  %0,%%eax \n"			 \
	"movl  %1,%%edi \n"			 \
	"movl  %2,%%ecx \n"			 \
	"cld \n"						\
	"rep \n"						\
	"stosl %%eax,(%%edi) \n"		\
	:			   \
	:"g" (0),"g" (s),"g" (n)		\
	:"eax","edi","ecx", "memory", "cc" \
)

#elif (LZO_UINT_MAX <= SIZE_T_MAX) && defined(HAVE_MEMSET)

#if 1
#define BZERO8_PTR(s,l,n)   memset((s),0,(lzo_uint)(l)*(n))
#else
#define BZERO8_PTR(s,l,n)   memset((lzo_voidp)(s),0,(lzo_uint)(l)*(n))
#endif

#else

#define BZERO8_PTR(s,l,n) \
	lzo_memset((lzo_voidp)(s),0,(lzo_uint)(l)*(n))

#endif

#if 0
#if defined(__GNUC__) && defined(__i386__)

unsigned char lzo_rotr8(unsigned char value, int shift);
extern __inline__ unsigned char lzo_rotr8(unsigned char value, int shift)
{
	unsigned char result;

	__asm__ __volatile__ ("movb %b1, %b0; rorb %b2, %b0"
						: "=a"(result) : "g"(value), "c"(shift));
	return result;
}

unsigned short lzo_rotr16(unsigned short value, int shift);
extern __inline__ unsigned short lzo_rotr16(unsigned short value, int shift)
{
	unsigned short result;

	__asm__ __volatile__ ("movw %b1, %b0; rorw %b2, %b0"
						: "=a"(result) : "g"(value), "c"(shift));
	return result;
}

#endif
#endif

#ifdef __cplusplus
}
#endif

#endif


/* If you use the LZO library in a product, you *must* keep this
 * copyright string in the executable of your product.
 */

const lzo_byte __lzo_copyright[] =
#if !defined(__LZO_IN_MINLZO)
	LZO_VERSION_STRING;
#else
	"\n\n\n"
	"LZO real-time data compression library.\n"
	"Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002 Markus Franz Xaver Johannes Oberhumer\n"
	"<markus.oberhumer@jk.uni-linz.ac.at>\n"
	"http://www.oberhumer.com/opensource/lzo/\n"
	"\n"
	"LZO version: v" LZO_VERSION_STRING ", " LZO_VERSION_DATE "\n"
	"LZO build date: " __DATE__ " " __TIME__ "\n\n"
	"LZO special compilation options:\n"
#ifdef __cplusplus
	" __cplusplus\n"
#endif
#if defined(__PIC__)
	" __PIC__\n"
#elif defined(__pic__)
	" __pic__\n"
#endif
#if (UINT_MAX < LZO_0xffffffffL)
	" 16BIT\n"
#endif
#if defined(__LZO_STRICT_16BIT)
	" __LZO_STRICT_16BIT\n"
#endif
#if (UINT_MAX > LZO_0xffffffffL)
	" UINT_MAX=" _LZO_MEXPAND(UINT_MAX) "\n"
#endif
#if (ULONG_MAX > LZO_0xffffffffL)
	" ULONG_MAX=" _LZO_MEXPAND(ULONG_MAX) "\n"
#endif
#if defined(LZO_BYTE_ORDER)
	" LZO_BYTE_ORDER=" _LZO_MEXPAND(LZO_BYTE_ORDER) "\n"
#endif
#if defined(LZO_UNALIGNED_OK_2)
	" LZO_UNALIGNED_OK_2\n"
#endif
#if defined(LZO_UNALIGNED_OK_4)
	" LZO_UNALIGNED_OK_4\n"
#endif
#if defined(LZO_ALIGNED_OK_4)
	" LZO_ALIGNED_OK_4\n"
#endif
#if defined(LZO_DICT_USE_PTR)
	" LZO_DICT_USE_PTR\n"
#endif
#if defined(__LZO_QUERY_COMPRESS)
	" __LZO_QUERY_COMPRESS\n"
#endif
#if defined(__LZO_QUERY_DECOMPRESS)
	" __LZO_QUERY_DECOMPRESS\n"
#endif
#if defined(__LZO_IN_MINILZO)
	" __LZO_IN_MINILZO\n"
#endif
	"\n\n"
	"$Id: LZO " LZO_VERSION_STRING " built " __DATE__ " " __TIME__
#if defined(__GNUC__) && defined(__VERSION__)
	" by gcc " __VERSION__
#elif defined(__BORLANDC__)
	" by Borland C " _LZO_MEXPAND(__BORLANDC__)
#elif defined(_MSC_VER)
	" by Microsoft C " _LZO_MEXPAND(_MSC_VER)
#elif defined(__PUREC__)
	" by Pure C " _LZO_MEXPAND(__PUREC__)
#elif defined(__SC__)
	" by Symantec C " _LZO_MEXPAND(__SC__)
#elif defined(__TURBOC__)
	" by Turbo C " _LZO_MEXPAND(__TURBOC__)
#elif defined(__WATCOMC__)
	" by Watcom C " _LZO_MEXPAND(__WATCOMC__)
#endif
	" $\n"
	"$Copyright: LZO (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002 Markus Franz Xaver Johannes Oberhumer $\n";
#endif

#define LZO_BASE 65521u
#define LZO_NMAX 5552

#define LZO_DO1(buf,i)  {s1 += buf[i]; s2 += s1;}
#define LZO_DO2(buf,i)  LZO_DO1(buf,i); LZO_DO1(buf,i+1);
#define LZO_DO4(buf,i)  LZO_DO2(buf,i); LZO_DO2(buf,i+2);
#define LZO_DO8(buf,i)  LZO_DO4(buf,i); LZO_DO4(buf,i+4);
#define LZO_DO16(buf,i) LZO_DO8(buf,i); LZO_DO8(buf,i+8);

LZO_PUBLIC(lzo_uint32)
lzo_adler32(lzo_uint32 adler, const lzo_byte *buf, lzo_uint len)
{
	lzo_uint32 s1 = adler & 0xffff;
	lzo_uint32 s2 = (adler >> 16) & 0xffff;
	int k;

	if (buf == NULL)
		return 1;

	while (len > 0)
	{
		k = len < LZO_NMAX ? (int) len : LZO_NMAX;
		len -= k;
		if (k >= 16) do
		{
			LZO_DO16(buf,0);
			buf += 16;
			k -= 16;
		} while (k >= 16);
		if (k != 0) do
		{
			s1 += *buf++;
			s2 += s1;
		} while (--k > 0);
		s1 %= LZO_BASE;
		s2 %= LZO_BASE;
		}
	return (s2 << 16) | s1;
}

#if 0
#  define IS_SIGNED(type)	   (((type) (1ul << (8 * sizeof(type) - 1))) < 0)
#  define IS_UNSIGNED(type)	 (((type) (1ul << (8 * sizeof(type) - 1))) > 0)
#else
#  define IS_SIGNED(type)	   (((type) (-1)) < ((type) 0))
#  define IS_UNSIGNED(type)	 (((type) (-1)) > ((type) 0))
#endif

#define IS_POWER_OF_2(x)		(((x) & ((x) - 1)) == 0)

// static lzo_bool schedule_insns_bug();
// static lzo_bool strength_reduce_bug(int *);

#if 0 || defined(LZO_DEBUG)
#include <stdio.h>
static lzo_bool __lzo_assert_fail(const char *s, unsigned line)
{
#if defined(__palmos__)
	printf("LZO assertion failed in line %u: '%s'\n",line,s);
#else
	fprintf(stderr,"LZO assertion failed in line %u: '%s'\n",line,s);
#endif
	return 0;
}
#  define __lzo_assert(x)   ((x) ? 1 : __lzo_assert_fail(#x,__LINE__))
#else
#  define __lzo_assert(x)   ((x) ? 1 : 0)
#endif

#undef COMPILE_TIME_ASSERT
#if 0
#  define COMPILE_TIME_ASSERT(expr)	 r &= __lzo_assert(expr)
#else
#  define COMPILE_TIME_ASSERT(expr)	 LZO_COMPILE_TIME_ASSERT(expr)
#endif


#define do_compress		 _lzo1x_1_do_compress

#define LZO_NEED_DICT_H
#define D_BITS		  12
#define D_INDEX1(d,p)	   d = DM((0x21*DX3(p,5,5,6)) >> 5)
#define D_INDEX2(d,p)	   d = (d & (D_MASK & 0x7ff)) ^ (D_HIGH | 0x1f)

#ifndef __LZO_CONFIG1X_H
#define __LZO_CONFIG1X_H

#define LZO_EOF_CODE
#undef LZO_DETERMINISTIC

#define M1_MAX_OFFSET   0x0400
#ifndef M2_MAX_OFFSET
#define M2_MAX_OFFSET   0x0800
#endif
#define M3_MAX_OFFSET   0x4000
#define M4_MAX_OFFSET   0xbfff

#define MX_MAX_OFFSET   (M1_MAX_OFFSET + M2_MAX_OFFSET)

#define M1_MIN_LEN	  2
#define M1_MAX_LEN	  2
#define M2_MIN_LEN	  3
#ifndef M2_MAX_LEN
#define M2_MAX_LEN	  8
#endif
#define M3_MIN_LEN	  3
#define M3_MAX_LEN	  33
#define M4_MIN_LEN	  3
#define M4_MAX_LEN	  9

#define M1_MARKER	   0
#define M2_MARKER	   64
#define M3_MARKER	   32
#define M4_MARKER	   16

#ifndef MIN_LOOKAHEAD
#define MIN_LOOKAHEAD	   (M2_MAX_LEN + 1)
#endif

#if defined(LZO_NEED_DICT_H)

#ifndef LZO_HASH
#define LZO_HASH			LZO_HASH_LZO_INCREMENTAL_B
#endif
#define DL_MIN_LEN		  M2_MIN_LEN

#ifndef __LZO_DICT_H
#define __LZO_DICT_H

#ifdef __cplusplus
extern "C" {
#endif

#if !defined(D_BITS) && defined(DBITS)
#  define D_BITS		DBITS
#endif
#if !defined(D_BITS)
#  error "D_BITS is not defined"
#endif
#if (D_BITS < 16)
#  define D_SIZE		LZO_SIZE(D_BITS)
#  define D_MASK		LZO_MASK(D_BITS)
#else
#  define D_SIZE		LZO_USIZE(D_BITS)
#  define D_MASK		LZO_UMASK(D_BITS)
#endif
#define D_HIGH		  ((D_MASK >> 1) + 1)

#if !defined(DD_BITS)
#  define DD_BITS	   0
#endif
#define DD_SIZE		 LZO_SIZE(DD_BITS)
#define DD_MASK		 LZO_MASK(DD_BITS)

#if !defined(DL_BITS)
#  define DL_BITS	   (D_BITS - DD_BITS)
#endif
#if (DL_BITS < 16)
#  define DL_SIZE	   LZO_SIZE(DL_BITS)
#  define DL_MASK	   LZO_MASK(DL_BITS)
#else
#  define DL_SIZE	   LZO_USIZE(DL_BITS)
#  define DL_MASK	   LZO_UMASK(DL_BITS)
#endif

#if (D_BITS != DL_BITS + DD_BITS)
#  error "D_BITS does not match"
#endif
#if (D_BITS < 8 || D_BITS > 18)
#  error "invalid D_BITS"
#endif
#if (DL_BITS < 8 || DL_BITS > 20)
#  error "invalid DL_BITS"
#endif
#if (DD_BITS < 0 || DD_BITS > 6)
#  error "invalid DD_BITS"
#endif

#if !defined(DL_MIN_LEN)
#  define DL_MIN_LEN	3
#endif
#if !defined(DL_SHIFT)
#  define DL_SHIFT	  ((DL_BITS + (DL_MIN_LEN - 1)) / DL_MIN_LEN)
#endif

#define LZO_HASH_GZIP				   1
#define LZO_HASH_GZIP_INCREMENTAL	   2
#define LZO_HASH_LZO_INCREMENTAL_A	  3
#define LZO_HASH_LZO_INCREMENTAL_B	  4

#if !defined(LZO_HASH)
#  error "choose a hashing strategy"
#endif

#if (DL_MIN_LEN == 3)
#  define _DV2_A(p,shift1,shift2) \
		(((( (lzo_uint32)((p)[0]) << shift1) ^ (p)[1]) << shift2) ^ (p)[2])
#  define _DV2_B(p,shift1,shift2) \
		(((( (lzo_uint32)((p)[2]) << shift1) ^ (p)[1]) << shift2) ^ (p)[0])
#  define _DV3_B(p,shift1,shift2,shift3) \
		((_DV2_B((p)+1,shift1,shift2) << (shift3)) ^ (p)[0])
#elif (DL_MIN_LEN == 2)
#  define _DV2_A(p,shift1,shift2) \
		(( (lzo_uint32)(p[0]) << shift1) ^ p[1])
#  define _DV2_B(p,shift1,shift2) \
		(( (lzo_uint32)(p[1]) << shift1) ^ p[2])
#else
#  error "invalid DL_MIN_LEN"
#endif
#define _DV_A(p,shift)	  _DV2_A(p,shift,shift)
#define _DV_B(p,shift)	  _DV2_B(p,shift,shift)
#define DA2(p,s1,s2) \
		(((((lzo_uint32)((p)[2]) << (s2)) + (p)[1]) << (s1)) + (p)[0])
#define DS2(p,s1,s2) \
		(((((lzo_uint32)((p)[2]) << (s2)) - (p)[1]) << (s1)) - (p)[0])
#define DX2(p,s1,s2) \
		(((((lzo_uint32)((p)[2]) << (s2)) ^ (p)[1]) << (s1)) ^ (p)[0])
#define DA3(p,s1,s2,s3) ((DA2((p)+1,s2,s3) << (s1)) + (p)[0])
#define DS3(p,s1,s2,s3) ((DS2((p)+1,s2,s3) << (s1)) - (p)[0])
#define DX3(p,s1,s2,s3) ((DX2((p)+1,s2,s3) << (s1)) ^ (p)[0])
#define DMS(v,s)		((lzo_uint) (((v) & (D_MASK >> (s))) << (s)))
#define DM(v)		   DMS(v,0)

#if (LZO_HASH == LZO_HASH_GZIP)
#  define _DINDEX(dv,p)	 (_DV_A((p),DL_SHIFT))

#elif (LZO_HASH == LZO_HASH_GZIP_INCREMENTAL)
#  define __LZO_HASH_INCREMENTAL
#  define DVAL_FIRST(dv,p)  dv = _DV_A((p),DL_SHIFT)
#  define DVAL_NEXT(dv,p)   dv = (((dv) << DL_SHIFT) ^ p[2])
#  define _DINDEX(dv,p)	 (dv)
#  define DVAL_LOOKAHEAD	DL_MIN_LEN

#elif (LZO_HASH == LZO_HASH_LZO_INCREMENTAL_A)
#  define __LZO_HASH_INCREMENTAL
#  define DVAL_FIRST(dv,p)  dv = _DV_A((p),5)
#  define DVAL_NEXT(dv,p) \
				dv ^= (lzo_uint32)(p[-1]) << (2*5); dv = (((dv) << 5) ^ p[2])
#  define _DINDEX(dv,p)	 ((0x9f5f * (dv)) >> 5)
#  define DVAL_LOOKAHEAD	DL_MIN_LEN

#elif (LZO_HASH == LZO_HASH_LZO_INCREMENTAL_B)
#  define __LZO_HASH_INCREMENTAL
#  define DVAL_FIRST(dv,p)  dv = _DV_B((p),5)
#  define DVAL_NEXT(dv,p) \
				dv ^= p[-1]; dv = (((dv) >> 5) ^ ((lzo_uint32)(p[2]) << (2*5)))
#  define _DINDEX(dv,p)	 ((0x9f5f * (dv)) >> 5)
#  define DVAL_LOOKAHEAD	DL_MIN_LEN

#else
#  error "choose a hashing strategy"
#endif

#ifndef DINDEX
#define DINDEX(dv,p)		((lzo_uint)((_DINDEX(dv,p)) & DL_MASK) << DD_BITS)
#endif
#if !defined(DINDEX1) && defined(D_INDEX1)
#define DINDEX1			 D_INDEX1
#endif
#if !defined(DINDEX2) && defined(D_INDEX2)
#define DINDEX2			 D_INDEX2
#endif

#if !defined(__LZO_HASH_INCREMENTAL)
#  define DVAL_FIRST(dv,p)  ((void) 0)
#  define DVAL_NEXT(dv,p)   ((void) 0)
#  define DVAL_LOOKAHEAD	0
#endif

#if !defined(DVAL_ASSERT)
#if defined(__LZO_HASH_INCREMENTAL) && !defined(NDEBUG)
static void DVAL_ASSERT(lzo_uint32 dv, const lzo_byte *p)
{
	lzo_uint32 df;
	DVAL_FIRST(df,(p));
	assert(DINDEX(dv,p) == DINDEX(df,p));
}
#else
#  define DVAL_ASSERT(dv,p) ((void) 0)
#endif
#endif

#if defined(LZO_DICT_USE_PTR)
#  define DENTRY(p,in)						  (p)
#  define GINDEX(m_pos,m_off,dict,dindex,in)	m_pos = dict[dindex]
#else
#  define DENTRY(p,in)						  ((lzo_uint) ((p)-(in)))
#  define GINDEX(m_pos,m_off,dict,dindex,in)	m_off = dict[dindex]
#endif

#if (DD_BITS == 0)

#  define UPDATE_D(dict,drun,dv,p,in)	   dict[ DINDEX(dv,p) ] = DENTRY(p,in)
#  define UPDATE_I(dict,drun,index,p,in)	dict[index] = DENTRY(p,in)
#  define UPDATE_P(ptr,drun,p,in)		   (ptr)[0] = DENTRY(p,in)

#else

#  define UPDATE_D(dict,drun,dv,p,in)   \
		dict[ DINDEX(dv,p) + drun++ ] = DENTRY(p,in); drun &= DD_MASK
#  define UPDATE_I(dict,drun,index,p,in)	\
		dict[ (index) + drun++ ] = DENTRY(p,in); drun &= DD_MASK
#  define UPDATE_P(ptr,drun,p,in)   \
		(ptr) [ drun++ ] = DENTRY(p,in); drun &= DD_MASK

#endif

#if defined(LZO_DICT_USE_PTR)

#define LZO_CHECK_MPOS_DET(m_pos,m_off,in,ip,max_offset) \
		(m_pos == NULL || (m_off = (lzo_moff_t) (ip - m_pos)) > max_offset)

#define LZO_CHECK_MPOS_NON_DET(m_pos,m_off,in,ip,max_offset) \
	(BOUNDS_CHECKING_OFF_IN_EXPR( \
		(PTR_LT(m_pos,in) || \
		 (m_off = (lzo_moff_t) PTR_DIFF(ip,m_pos)) <= 0 || \
		  m_off > max_offset) ))

#else

#define LZO_CHECK_MPOS_DET(m_pos,m_off,in,ip,max_offset) \
		(m_off == 0 || \
		 ((m_off = (lzo_moff_t) ((ip)-(in)) - m_off) > max_offset) || \
		 (m_pos = (ip) - (m_off), 0) )

#define LZO_CHECK_MPOS_NON_DET(m_pos,m_off,in,ip,max_offset) \
		((lzo_moff_t) ((ip)-(in)) <= m_off || \
		 ((m_off = (lzo_moff_t) ((ip)-(in)) - m_off) > max_offset) || \
		 (m_pos = (ip) - (m_off), 0) )

#endif

#if defined(LZO_DETERMINISTIC)
#  define LZO_CHECK_MPOS	LZO_CHECK_MPOS_DET
#else
#  define LZO_CHECK_MPOS	LZO_CHECK_MPOS_NON_DET
#endif

#ifdef __cplusplus
}
#endif

#endif

#endif

#endif

#define DO_COMPRESS	 lzo1x_1_compress

static
lzo_uint do_compress	 ( const lzo_byte *in , lzo_uint  in_len,
								 lzo_byte *out, lzo_uintp out_len,
								 lzo_voidp wrkmem )
{
		register const lzo_byte *ip;
		lzo_byte *op;
		const lzo_byte * const in_end = in + in_len;
		const lzo_byte * const ip_end = in + in_len - M2_MAX_LEN - 5;
		const lzo_byte *ii;
		lzo_dict_p const dict = (lzo_dict_p) wrkmem;

		op = out;
		ip = in;
		ii = ip;

		ip += 4;
		for (;;)
		{
		register const lzo_byte *m_pos;
		lzo_moff_t m_off;
		lzo_uint m_len;
		lzo_uint dindex;

		DINDEX1(dindex,ip);
		GINDEX(m_pos,m_off,dict,dindex,in);
		if (LZO_CHECK_MPOS_NON_DET(m_pos,m_off,in,ip,M4_MAX_OFFSET))
			goto literal;
		if (m_off <= M2_MAX_OFFSET || m_pos[3] == ip[3])
			goto try_match;
		DINDEX2(dindex,ip);
		GINDEX(m_pos,m_off,dict,dindex,in);
		if (LZO_CHECK_MPOS_NON_DET(m_pos,m_off,in,ip,M4_MAX_OFFSET))
			goto literal;
		if (m_off <= M2_MAX_OFFSET || m_pos[3] == ip[3])
			goto try_match;
		goto literal;

try_match:
#if 1 && defined(LZO_UNALIGNED_OK_2)
		if (* (const lzo_ushortp) m_pos != * (const lzo_ushortp) ip)
#else
		if (m_pos[0] != ip[0] || m_pos[1] != ip[1])
#endif
		{
		}
		else
		{
			if (m_pos[2] == ip[2])
			{
					goto match;
			}
		}

literal:
		UPDATE_I(dict,0,dindex,ip,in);
		++ip;
		if (ip >= ip_end)
			break;
		continue;

match:
		UPDATE_I(dict,0,dindex,ip,in);
		if (pd(ip,ii) > 0)
		{
			register lzo_uint t = pd(ip,ii);

			if (t <= 3)
			{
				assert(op - 2 > out);
				op[-2] |= LZO_BYTE(t);
			}
			else if (t <= 18)
				*op++ = LZO_BYTE(t - 3);
			else
			{
				register lzo_uint tt = t - 18;

				*op++ = 0;
				while (tt > 255)
				{
					tt -= 255;
					*op++ = 0;
				}
				assert(tt > 0);
				*op++ = LZO_BYTE(tt);
			}
			do *op++ = *ii++; while (--t > 0);
		}

		assert(ii == ip);
		ip += 3;
		if (m_pos[3] != *ip++ || m_pos[4] != *ip++ || m_pos[5] != *ip++ ||
			m_pos[6] != *ip++ || m_pos[7] != *ip++ || m_pos[8] != *ip++) {

			--ip;
			m_len = ip - ii;
			assert(m_len >= 3); assert(m_len <= M2_MAX_LEN);

			if (m_off <= M2_MAX_OFFSET)
			{
				m_off -= 1;
				*op++ = LZO_BYTE(((m_len - 1) << 5) | ((m_off & 7) << 2));
				*op++ = LZO_BYTE(m_off >> 3);
			}
			else if (m_off <= M3_MAX_OFFSET)
			{
				m_off -= 1;
				*op++ = LZO_BYTE(M3_MARKER | (m_len - 2));
				goto m3_m4_offset;
			}
			else
			{
				m_off -= 0x4000;
				assert(m_off > 0); assert(m_off <= 0x7fff);
				*op++ = LZO_BYTE(M4_MARKER |
								 ((m_off & 0x4000) >> 11) | (m_len - 2));
				goto m3_m4_offset;
			}
		}
		else
		{
			{
				const lzo_byte *end = in_end;
				const lzo_byte *m = m_pos + M2_MAX_LEN + 1;
				while (ip < end && *m == *ip)
					m++, ip++;
				m_len = (ip - ii);
			}
			assert(m_len > M2_MAX_LEN);

			if (m_off <= M3_MAX_OFFSET)
			{
				m_off -= 1;
				if (m_len <= 33)
					*op++ = LZO_BYTE(M3_MARKER | (m_len - 2));
				else
				{
					m_len -= 33;
					*op++ = M3_MARKER | 0;
					goto m3_m4_len;
				}
			}
			else
			{
				m_off -= 0x4000;
				assert(m_off > 0); assert(m_off <= 0x7fff);
				if (m_len <= M4_MAX_LEN)
					*op++ = LZO_BYTE(M4_MARKER |
									 ((m_off & 0x4000) >> 11) | (m_len - 2));
				else
				{
					m_len -= M4_MAX_LEN;
					*op++ = LZO_BYTE(M4_MARKER | ((m_off & 0x4000) >> 11));
m3_m4_len:
					while (m_len > 255)
					{
						m_len -= 255;
						*op++ = 0;
					}
					assert(m_len > 0);
					*op++ = LZO_BYTE(m_len);
				}
			}

m3_m4_offset:
			*op++ = LZO_BYTE((m_off & 63) << 2);
			*op++ = LZO_BYTE(m_off >> 6);
		}

		ii = ip;
		if (ip >= ip_end)
			break;
	}

	*out_len = op - out;
	return pd(in_end,ii);
}

LZO_PUBLIC(int)
DO_COMPRESS	  ( const lzo_byte *in , lzo_uint  in_len,
						 lzo_byte *out, lzo_uintp out_len,
						 lzo_voidp wrkmem )
{
	lzo_byte *op = out;
	lzo_uint t;

	if (in_len <= M2_MAX_LEN + 5)
		t = in_len;
	else
	{
		t = do_compress(in,in_len,op,out_len,wrkmem);
		op += *out_len;
	}

	if (t > 0)
	{
		const lzo_byte *ii = in + in_len - t;

		if (op == out && t <= 238)
			*op++ = LZO_BYTE(17 + t);
		else if (t <= 3)
			op[-2] |= LZO_BYTE(t);
		else if (t <= 18)
			*op++ = LZO_BYTE(t - 3);
		else
		{
			lzo_uint tt = t - 18;

			*op++ = 0;
			while (tt > 255)
			{
				tt -= 255;
				*op++ = 0;
			}
			assert(tt > 0);
			*op++ = LZO_BYTE(tt);
		}
		do *op++ = *ii++; while (--t > 0);
	}

	*op++ = M4_MARKER | 1;
	*op++ = 0;
	*op++ = 0;

	*out_len = op - out;
	return LZO_E_OK;
}

#undef do_compress
#undef DO_COMPRESS
#undef LZO_HASH

#undef LZO_TEST_DECOMPRESS_OVERRUN
#undef LZO_TEST_DECOMPRESS_OVERRUN_INPUT
#undef LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT
#undef LZO_TEST_DECOMPRESS_OVERRUN_LOOKBEHIND
#undef DO_DECOMPRESS
#define DO_DECOMPRESS	   lzo1x_decompress

#if defined(LZO_TEST_DECOMPRESS_OVERRUN)
#  if !defined(LZO_TEST_DECOMPRESS_OVERRUN_INPUT)
#	define LZO_TEST_DECOMPRESS_OVERRUN_INPUT	   2
#  endif
#  if !defined(LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT)
#	define LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT	  2
#  endif
#  if !defined(LZO_TEST_DECOMPRESS_OVERRUN_LOOKBEHIND)
#	define LZO_TEST_DECOMPRESS_OVERRUN_LOOKBEHIND
#  endif
#endif

#undef TEST_IP
#undef TEST_OP
#undef TEST_LOOKBEHIND
#undef NEED_IP
#undef NEED_OP
#undef HAVE_TEST_IP
#undef HAVE_TEST_OP
#undef HAVE_NEED_IP
#undef HAVE_NEED_OP
#undef HAVE_ANY_IP
#undef HAVE_ANY_OP

#if defined(LZO_TEST_DECOMPRESS_OVERRUN_INPUT)
#  if (LZO_TEST_DECOMPRESS_OVERRUN_INPUT >= 1)
#	define TEST_IP			 (ip < ip_end)
#  endif
#  if (LZO_TEST_DECOMPRESS_OVERRUN_INPUT >= 2)
#	define NEED_IP(x) \
			if ((lzo_uint)(ip_end - ip) < (lzo_uint)(x))  goto input_overrun
#  endif
#endif

#if defined(LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT)
#  if (LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT >= 1)
#	define TEST_OP			 (op <= op_end)
#  endif
#  if (LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT >= 2)
#	undef TEST_OP
#	define NEED_OP(x) \
			if ((lzo_uint)(op_end - op) < (lzo_uint)(x))  goto output_overrun
#  endif
#endif

#if defined(LZO_TEST_DECOMPRESS_OVERRUN_LOOKBEHIND)
#  define TEST_LOOKBEHIND(m_pos,out)	if (m_pos < out) goto lookbehind_overrun
#else
#  define TEST_LOOKBEHIND(m_pos,op)	 ((void) 0)
#endif

#if !defined(LZO_EOF_CODE) && !defined(TEST_IP)
#  define TEST_IP			   (ip < ip_end)
#endif

#if defined(TEST_IP)
#  define HAVE_TEST_IP
#else
#  define TEST_IP			   1
#endif
#if defined(TEST_OP)
#  define HAVE_TEST_OP
#else
#  define TEST_OP			   1
#endif

#if defined(NEED_IP)
#  define HAVE_NEED_IP
#else
#  define NEED_IP(x)			((void) 0)
#endif
#if defined(NEED_OP)
#  define HAVE_NEED_OP
#else
#  define NEED_OP(x)			((void) 0)
#endif

#if defined(HAVE_TEST_IP) || defined(HAVE_NEED_IP)
#  define HAVE_ANY_IP
#endif
#if defined(HAVE_TEST_OP) || defined(HAVE_NEED_OP)
#  define HAVE_ANY_OP
#endif

#undef __COPY4
#define __COPY4(dst,src)	* (lzo_uint32p)(dst) = * (const lzo_uint32p)(src)

#undef COPY4
#if defined(LZO_UNALIGNED_OK_4)
#  define COPY4(dst,src)	__COPY4(dst,src)
#elif defined(LZO_ALIGNED_OK_4)
#  define COPY4(dst,src)	__COPY4((lzo_ptr_t)(dst),(lzo_ptr_t)(src))
#endif

#if defined(DO_DECOMPRESS)
LZO_PUBLIC(int)
DO_DECOMPRESS  ( const lzo_byte *in , lzo_uint  in_len,
					   lzo_byte *out, lzo_uintp out_len,
					   lzo_voidp wrkmem )
#endif
{
	register lzo_byte *op;
	register const lzo_byte *ip;
	register lzo_uint t;
	register const lzo_byte *m_pos;

	const lzo_byte * const ip_end = in + in_len;
#if defined(HAVE_ANY_OP)
	lzo_byte * const op_end = out + *out_len;
#endif

	LZO_UNUSED(wrkmem);

	*out_len = 0;

	op = out;
	ip = in;

	if (*ip > 17)
	{
		t = *ip++ - 17;
		if (t < 4)
			goto match_next;
		assert(t > 0); NEED_OP(t); NEED_IP(t+1);
		do *op++ = *ip++; while (--t > 0);
		goto first_literal_run;
	}

	while (TEST_IP && TEST_OP)
	{
		t = *ip++;
		if (t >= 16)
			goto match;
		if (t == 0)
		{
			NEED_IP(1);
			while (*ip == 0)
			{
				t += 255;
				ip++;
				NEED_IP(1);
			}
			t += 15 + *ip++;
		}
		assert(t > 0); NEED_OP(t+3); NEED_IP(t+4);
#if defined(LZO_UNALIGNED_OK_4) || defined(LZO_ALIGNED_OK_4)
#if !defined(LZO_UNALIGNED_OK_4)
		if (PTR_ALIGNED2_4(op,ip))
		{
#endif
		COPY4(op,ip);
		op += 4; ip += 4;
		if (--t > 0)
		{
			if (t >= 4)
			{
				do {
					COPY4(op,ip);
					op += 4; ip += 4; t -= 4;
				} while (t >= 4);
				if (t > 0) do *op++ = *ip++; while (--t > 0);
			}
			else
				do *op++ = *ip++; while (--t > 0);
		}
#if !defined(LZO_UNALIGNED_OK_4)
		}
		else
#endif
#endif
#if !defined(LZO_UNALIGNED_OK_4)
		{
			*op++ = *ip++; *op++ = *ip++; *op++ = *ip++;
			do *op++ = *ip++; while (--t > 0);
		}
#endif

first_literal_run:

		t = *ip++;
		if (t >= 16)
			goto match;
		m_pos = op - (1 + M2_MAX_OFFSET);
		m_pos -= t >> 2;
		m_pos -= *ip++ << 2;
		TEST_LOOKBEHIND(m_pos,out); NEED_OP(3);
		*op++ = *m_pos++; *op++ = *m_pos++; *op++ = *m_pos;
		goto match_done;

		while (TEST_IP && TEST_OP)
		{
match:
			if (t >= 64)
			{
#if defined(LZO1X)
				m_pos = op - 1;
				m_pos -= (t >> 2) & 7;
				m_pos -= *ip++ << 3;
				t = (t >> 5) - 1;
#endif
				TEST_LOOKBEHIND(m_pos,out); assert(t > 0); NEED_OP(t+3-1);
				goto copy_match;
			}
			else if (t >= 32)
			{
				t &= 31;
				if (t == 0)
				{
					NEED_IP(1);
					while (*ip == 0)
					{
						t += 255;
						ip++;
						NEED_IP(1);
					}
					t += 31 + *ip++;
				}
#if defined(LZO_UNALIGNED_OK_2) && (LZO_BYTE_ORDER == LZO_LITTLE_ENDIAN)
				m_pos = op - 1;
				m_pos -= (* (const lzo_ushortp) ip) >> 2;
#else
				m_pos = op - 1;
				m_pos -= (ip[0] >> 2) + (ip[1] << 6);
#endif
				ip += 2;
			}
			else if (t >= 16)
			{
				m_pos = op;
				m_pos -= (t & 8) << 11;
				t &= 7;
				if (t == 0)
				{
					NEED_IP(1);
					while (*ip == 0)
					{
						t += 255;
						ip++;
						NEED_IP(1);
					}
					t += 7 + *ip++;
				}
#if defined(LZO_UNALIGNED_OK_2) && (LZO_BYTE_ORDER == LZO_LITTLE_ENDIAN)
				m_pos -= (* (const lzo_ushortp) ip) >> 2;
#else
				m_pos -= (ip[0] >> 2) + (ip[1] << 6);
#endif
				ip += 2;
				if (m_pos == op)
					goto eof_found;
				m_pos -= 0x4000;
			}
			else
			{
				m_pos = op - 1;
				m_pos -= t >> 2;
				m_pos -= *ip++ << 2;
				TEST_LOOKBEHIND(m_pos,out); NEED_OP(2);
				*op++ = *m_pos++; *op++ = *m_pos;
				goto match_done;
			}

			TEST_LOOKBEHIND(m_pos,out); assert(t > 0); NEED_OP(t+3-1);
#if defined(LZO_UNALIGNED_OK_4) || defined(LZO_ALIGNED_OK_4)
#if !defined(LZO_UNALIGNED_OK_4)
			if (t >= 2 * 4 - (3 - 1) && PTR_ALIGNED2_4(op,m_pos))
			{
				assert((op - m_pos) >= 4);
#else
			if (t >= 2 * 4 - (3 - 1) && (op - m_pos) >= 4)
			{
#endif
				COPY4(op,m_pos);
				op += 4; m_pos += 4; t -= 4 - (3 - 1);
				do {
					COPY4(op,m_pos);
					op += 4; m_pos += 4; t -= 4;
				} while (t >= 4);
				if (t > 0) do *op++ = *m_pos++; while (--t > 0);
			}
			else
#endif
			{
copy_match:
				*op++ = *m_pos++; *op++ = *m_pos++;
				do *op++ = *m_pos++; while (--t > 0);
			}

match_done:
			t = ip[-2] & 3;
			if (t == 0)
				break;

match_next:
			assert(t > 0); NEED_OP(t); NEED_IP(t+1);
			do *op++ = *ip++; while (--t > 0);
			t = *ip++;
		}
	}

#if defined(HAVE_TEST_IP) || defined(HAVE_TEST_OP)
	*out_len = op - out;
	return LZO_E_EOF_NOT_FOUND;
#endif

eof_found:
	assert(t == 1);
	*out_len = op - out;
	return (ip == ip_end ? LZO_E_OK :
		   (ip < ip_end  ? LZO_E_INPUT_NOT_CONSUMED : LZO_E_INPUT_OVERRUN));

#if defined(HAVE_NEED_IP)
input_overrun:
	*out_len = op - out;
	return LZO_E_INPUT_OVERRUN;
#endif

#if defined(HAVE_NEED_OP)
output_overrun:
	*out_len = op - out;
	return LZO_E_OUTPUT_OVERRUN;
#endif

#if defined(LZO_TEST_DECOMPRESS_OVERRUN_LOOKBEHIND)
lookbehind_overrun:
	*out_len = op - out;
	return LZO_E_LOOKBEHIND_OVERRUN;
#endif
}

#define LZO_TEST_DECOMPRESS_OVERRUN
#undef DO_DECOMPRESS
#define DO_DECOMPRESS	   lzo1x_decompress_safe

#if defined(LZO_TEST_DECOMPRESS_OVERRUN)
#  if !defined(LZO_TEST_DECOMPRESS_OVERRUN_INPUT)
#	define LZO_TEST_DECOMPRESS_OVERRUN_INPUT	   2
#  endif
#  if !defined(LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT)
#	define LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT	  2
#  endif
#  if !defined(LZO_TEST_DECOMPRESS_OVERRUN_LOOKBEHIND)
#	define LZO_TEST_DECOMPRESS_OVERRUN_LOOKBEHIND
#  endif
#endif

#undef TEST_IP
#undef TEST_OP
#undef TEST_LOOKBEHIND
#undef NEED_IP
#undef NEED_OP
#undef HAVE_TEST_IP
#undef HAVE_TEST_OP
#undef HAVE_NEED_IP
#undef HAVE_NEED_OP
#undef HAVE_ANY_IP
#undef HAVE_ANY_OP


#if 0

#if defined(LZO_TEST_DECOMPRESS_OVERRUN_INPUT)
#  if (LZO_TEST_DECOMPRESS_OVERRUN_INPUT >= 1)
#	define TEST_IP			 (ip < ip_end)
#  endif
#  if (LZO_TEST_DECOMPRESS_OVERRUN_INPUT >= 2)
#	define NEED_IP(x) \
			if ((lzo_uint)(ip_end - ip) < (lzo_uint)(x))  goto input_overrun
#  endif
#endif

#if defined(LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT)
#  if (LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT >= 1)
#	define TEST_OP			 (op <= op_end)
#  endif
#  if (LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT >= 2)
#	undef TEST_OP
#	define NEED_OP(x) \
			if ((lzo_uint)(op_end - op) < (lzo_uint)(x))  goto output_overrun
#  endif
#endif

#if defined(LZO_TEST_DECOMPRESS_OVERRUN_LOOKBEHIND)
#  define TEST_LOOKBEHIND(m_pos,out)	if (m_pos < out) goto lookbehind_overrun
#else
#  define TEST_LOOKBEHIND(m_pos,op)	 ((void) 0)
#endif

#if !defined(LZO_EOF_CODE) && !defined(TEST_IP)
#  define TEST_IP			   (ip < ip_end)
#endif

#if defined(TEST_IP)
#  define HAVE_TEST_IP
#else
#  define TEST_IP			   1
#endif
#if defined(TEST_OP)
#  define HAVE_TEST_OP
#else
#  define TEST_OP			   1
#endif

#if defined(NEED_IP)
#  define HAVE_NEED_IP
#else
#  define NEED_IP(x)			((void) 0)
#endif
#if defined(NEED_OP)
#  define HAVE_NEED_OP
#else
#  define NEED_OP(x)			((void) 0)
#endif

#if defined(HAVE_TEST_IP) || defined(HAVE_NEED_IP)
#  define HAVE_ANY_IP
#endif
#if defined(HAVE_TEST_OP) || defined(HAVE_NEED_OP)
#  define HAVE_ANY_OP
#endif

#undef __COPY4
#define __COPY4(dst,src)	* (lzo_uint32p)(dst) = * (const lzo_uint32p)(src)

#undef COPY4
#if defined(LZO_UNALIGNED_OK_4)
#  define COPY4(dst,src)	__COPY4(dst,src)
#elif defined(LZO_ALIGNED_OK_4)
#  define COPY4(dst,src)	__COPY4((lzo_ptr_t)(dst),(lzo_ptr_t)(src))
#endif

#if defined(DO_DECOMPRESS)
LZO_PUBLIC(int)
DO_DECOMPRESS  ( const lzo_byte *in , lzo_uint  in_len,
					   lzo_byte *out, lzo_uintp out_len,
					   lzo_voidp wrkmem )
#endif
{
	register lzo_byte *op;
	register const lzo_byte *ip;
	register lzo_uint t;
	register const lzo_byte *m_pos;

	const lzo_byte * const ip_end = in + in_len;
#if defined(HAVE_ANY_OP)
	lzo_byte * const op_end = out + *out_len;
#endif

	LZO_UNUSED(wrkmem);

	*out_len = 0;

	op = out;
	ip = in;

	if (*ip > 17)
	{
		t = *ip++ - 17;
		if (t < 4)
			goto match_next;
		assert(t > 0); NEED_OP(t); NEED_IP(t+1);
		do *op++ = *ip++; while (--t > 0);
		goto first_literal_run;
	}

	while (TEST_IP && TEST_OP)
	{
		t = *ip++;
		if (t >= 16)
			goto match;
		if (t == 0)
		{
			NEED_IP(1);
			while (*ip == 0)
			{
				t += 255;
				ip++;
				NEED_IP(1);
			}
			t += 15 + *ip++;
		}
		assert(t > 0); NEED_OP(t+3); NEED_IP(t+4);
#if defined(LZO_UNALIGNED_OK_4) || defined(LZO_ALIGNED_OK_4)
#if !defined(LZO_UNALIGNED_OK_4)
		if (PTR_ALIGNED2_4(op,ip))
		{
#endif
		COPY4(op,ip);
		op += 4; ip += 4;
		if (--t > 0)
		{
			if (t >= 4)
			{
				do {
					COPY4(op,ip);
					op += 4; ip += 4; t -= 4;
				} while (t >= 4);
				if (t > 0) do *op++ = *ip++; while (--t > 0);
			}
			else
				do *op++ = *ip++; while (--t > 0);
		}
#if !defined(LZO_UNALIGNED_OK_4)
		}
		else
#endif
#endif
#if !defined(LZO_UNALIGNED_OK_4)
		{
			*op++ = *ip++; *op++ = *ip++; *op++ = *ip++;
			do *op++ = *ip++; while (--t > 0);
		}
#endif

first_literal_run:

		t = *ip++;
		if (t >= 16)
			goto match;
#if defined(LZO1Z)
		t = (1 + M2_MAX_OFFSET) + (t << 6) + (*ip++ >> 2);
		m_pos = op - t;
		last_m_off = t;
#else
		m_pos = op - (1 + M2_MAX_OFFSET);
		m_pos -= t >> 2;
		m_pos -= *ip++ << 2;
#endif
		TEST_LOOKBEHIND(m_pos,out); NEED_OP(3);
		*op++ = *m_pos++; *op++ = *m_pos++; *op++ = *m_pos;
		goto match_done;

		while (TEST_IP && TEST_OP)
		{
match:
			if (t >= 64)
			{
#if defined(LZO1X)
				m_pos = op - 1;
				m_pos -= (t >> 2) & 7;
				m_pos -= *ip++ << 3;
				t = (t >> 5) - 1;
#elif defined(LZO1Y)
				m_pos = op - 1;
				m_pos -= (t >> 2) & 3;
				m_pos -= *ip++ << 2;
				t = (t >> 4) - 3;
#elif defined(LZO1Z)
				{
					lzo_uint off = t & 0x1f;
					m_pos = op;
					if (off >= 0x1c)
					{
						assert(last_m_off > 0);
						m_pos -= last_m_off;
					}
					else
					{
						off = 1 + (off << 6) + (*ip++ >> 2);
						m_pos -= off;
						last_m_off = off;
					}
				}
				t = (t >> 5) - 1;
#endif
				TEST_LOOKBEHIND(m_pos,out); assert(t > 0); NEED_OP(t+3-1);
				goto copy_match;
			}
			else if (t >= 32)
			{
				t &= 31;
				if (t == 0)
				{
					NEED_IP(1);
					while (*ip == 0)
					{
						t += 255;
						ip++;
						NEED_IP(1);
					}
					t += 31 + *ip++;
				}
#if defined(LZO1Z)
				{
					lzo_uint off = 1 + (ip[0] << 6) + (ip[1] >> 2);
					m_pos = op - off;
					last_m_off = off;
				}
#elif defined(LZO_UNALIGNED_OK_2) && (LZO_BYTE_ORDER == LZO_LITTLE_ENDIAN)
				m_pos = op - 1;
				m_pos -= (* (const lzo_ushortp) ip) >> 2;
#else
				m_pos = op - 1;
				m_pos -= (ip[0] >> 2) + (ip[1] << 6);
#endif
				ip += 2;
			}
			else if (t >= 16)
			{
				m_pos = op;
				m_pos -= (t & 8) << 11;
				t &= 7;
				if (t == 0)
				{
					NEED_IP(1);
					while (*ip == 0)
					{
						t += 255;
						ip++;
						NEED_IP(1);
					}
					t += 7 + *ip++;
				}
#if defined(LZO1Z)
				m_pos -= (ip[0] << 6) + (ip[1] >> 2);
#elif defined(LZO_UNALIGNED_OK_2) && (LZO_BYTE_ORDER == LZO_LITTLE_ENDIAN)
				m_pos -= (* (const lzo_ushortp) ip) >> 2;
#else
				m_pos -= (ip[0] >> 2) + (ip[1] << 6);
#endif
				ip += 2;
				if (m_pos == op)
					goto eof_found;
				m_pos -= 0x4000;
#if defined(LZO1Z)
				last_m_off = op - m_pos;
#endif
			}
			else
			{
#if defined(LZO1Z)
				t = 1 + (t << 6) + (*ip++ >> 2);
				m_pos = op - t;
				last_m_off = t;
#else
				m_pos = op - 1;
				m_pos -= t >> 2;
				m_pos -= *ip++ << 2;
#endif
				TEST_LOOKBEHIND(m_pos,out); NEED_OP(2);
				*op++ = *m_pos++; *op++ = *m_pos;
				goto match_done;
			}

			TEST_LOOKBEHIND(m_pos,out); assert(t > 0); NEED_OP(t+3-1);
#if defined(LZO_UNALIGNED_OK_4) || defined(LZO_ALIGNED_OK_4)
#if !defined(LZO_UNALIGNED_OK_4)
			if (t >= 2 * 4 - (3 - 1) && PTR_ALIGNED2_4(op,m_pos))
			{
				assert((op - m_pos) >= 4);
#else
			if (t >= 2 * 4 - (3 - 1) && (op - m_pos) >= 4)
			{
#endif
				COPY4(op,m_pos);
				op += 4; m_pos += 4; t -= 4 - (3 - 1);
				do {
					COPY4(op,m_pos);
					op += 4; m_pos += 4; t -= 4;
				} while (t >= 4);
				if (t > 0) do *op++ = *m_pos++; while (--t > 0);
			}
			else
#endif
			{
copy_match:
				*op++ = *m_pos++; *op++ = *m_pos++;
				do *op++ = *m_pos++; while (--t > 0);
			}


match_done:
#if defined(LZO1Z)
			t = ip[-1] & 3;
#else
			t = ip[-2] & 3;
#endif
			if (t == 0)
				break;

match_next:
			assert(t > 0); NEED_OP(t); NEED_IP(t+1);
			do *op++ = *ip++; while (--t > 0);
			t = *ip++;
		}
	}

#if defined(HAVE_TEST_IP) || defined(HAVE_TEST_OP)
	*out_len = op - out;
	return LZO_E_EOF_NOT_FOUND;
#endif

eof_found:
	assert(t == 1);
	*out_len = op - out;
	return (ip == ip_end ? LZO_E_OK :
		   (ip < ip_end  ? LZO_E_INPUT_NOT_CONSUMED : LZO_E_INPUT_OVERRUN));

#if defined(HAVE_NEED_IP)
input_overrun:
	*out_len = op - out;
	return LZO_E_INPUT_OVERRUN;
#endif

#if defined(HAVE_NEED_OP)
output_overrun:
	*out_len = op - out;
	return LZO_E_OUTPUT_OVERRUN;
#endif

#if defined(LZO_TEST_DECOMPRESS_OVERRUN_LOOKBEHIND)
lookbehind_overrun:
	*out_len = op - out;
	return LZO_E_LOOKBEHIND_OVERRUN;
#endif
}

#endif

/***** End of minilzo.c *****/