summaryrefslogtreecommitdiff
path: root/src/select/propset.h
blob: 661913b2d10586c0d9d338a93a868bfacab1449e (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
1630
1631
1632
1633
1634
1635
/*
 * This file is part of LibCSS
 * Licensed under the MIT License,
 *                http://www.opensource.org/licenses/mit-license.php
 * Copyright 2009 John-Mark Bell <jmb@netsurf-browser.org>
 */

#ifndef css_select_propset_h_
#define css_select_propset_h_

#include <libcss/computed.h>

/* Important: keep this file in sync with computed.h */
/** \todo Is there a better way to ensure this happens? */

#define ENSURE_UNCOMMON do {						\
	if (style->uncommon == NULL) {					\
		style->uncommon = style->alloc(NULL, 			\
			sizeof(css_computed_uncommon), style->pw);	\
		if (style->uncommon == NULL)				\
			return CSS_NOMEM;				\
									\
		memset(style->uncommon, 0, 				\
				sizeof(css_computed_uncommon));		\
	}								\
} while(0)

#define LETTER_SPACING_INDEX 0
#define LETTER_SPACING_SHIFT 2
#define LETTER_SPACING_MASK  0xfc
static inline css_error set_letter_spacing(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits;

	ENSURE_UNCOMMON;

	bits = &style->uncommon->bits[LETTER_SPACING_INDEX];

	/* 6bits: uuuutt : unit | type */
	*bits = (*bits & ~LETTER_SPACING_MASK) | 
			(((type & 0x3) | unit << 2) << LETTER_SPACING_SHIFT);

	style->uncommon->letter_spacing = length;

	return CSS_OK;
}
#undef LETTER_SPACING_MASK
#undef LETTER_SPACING_SHIFT
#undef LETTER_SPACING_INDEX

#define OUTLINE_COLOR_INDEX 0
#define OUTLINE_COLOR_SHIFT 0
#define OUTLINE_COLOR_MASK  0x3
static inline css_error set_outline_color(
		css_computed_style *style, uint8_t type, css_color color)
{
	uint8_t *bits;

	ENSURE_UNCOMMON;

	bits = &style->uncommon->bits[OUTLINE_COLOR_INDEX];

	/* 2bits: tt : type */
	*bits = (*bits & ~OUTLINE_COLOR_MASK) |
			((type & 0x3) << OUTLINE_COLOR_SHIFT);

	style->uncommon->outline_color = color;

	return CSS_OK;
}
#undef OUTLINE_COLOR_MASK
#undef OUTLINE_COLOR_SHIFT
#undef OUTLINE_COLOR_INDEX

#define OUTLINE_WIDTH_INDEX 1
#define OUTLINE_WIDTH_SHIFT 1
#define OUTLINE_WIDTH_MASK  0xfe
static inline css_error set_outline_width(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits;

	ENSURE_UNCOMMON;

	bits = &style->uncommon->bits[OUTLINE_WIDTH_INDEX];

	/* 7bits: uuuuttt : unit | type */
	*bits = (*bits & ~OUTLINE_WIDTH_MASK) |
			(((type & 0x7) | (unit << 3)) << OUTLINE_WIDTH_SHIFT);

	style->uncommon->outline_width = length;

	return CSS_OK;
}
#undef OUTLINE_WIDTH_MASK
#undef OUTLINE_WIDTH_SHIFT
#undef OUTLINE_WIDTH_INDEX

#define BORDER_SPACING_INDEX 1
#define BORDER_SPACING_SHIFT 0
#define BORDER_SPACING_MASK  0x1
#define BORDER_SPACING_INDEX1 2
#define BORDER_SPACING_SHIFT1 0
#define BORDER_SPACING_MASK1 0xff
static inline css_error set_border_spacing(
		css_computed_style *style, uint8_t type, 
		css_fixed hlength, css_unit hunit,
		css_fixed vlength, css_unit vunit)
{
	uint8_t *bits;

	ENSURE_UNCOMMON;

	bits = &style->uncommon->bits[BORDER_SPACING_INDEX];

	/* 1 bit: type */
	*bits = (*bits & ~BORDER_SPACING_MASK) | 
			((type & 0x1) << BORDER_SPACING_SHIFT);

	bits = &style->uncommon->bits[BORDER_SPACING_INDEX1];

	/* 8bits: hhhhvvvv : hunit | vunit */
	*bits = (*bits & ~BORDER_SPACING_MASK1) |
			(((hunit << 4) | vunit) << BORDER_SPACING_SHIFT1);


	style->uncommon->border_spacing[0] = hlength;
	style->uncommon->border_spacing[1] = vlength;

	return CSS_OK;
}
#undef BORDER_SPACING_MASK1
#undef BORDER_SPACING_SHIFT1
#undef BORDER_SPACING_INDEX1
#undef BORDER_SPACING_MASK
#undef BORDER_SPACING_SHIFT
#undef BORDER_SPACING_INDEX

#define WORD_SPACING_INDEX 3
#define WORD_SPACING_SHIFT 2
#define WORD_SPACING_MASK  0xfc
static inline css_error set_word_spacing(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits;

	ENSURE_UNCOMMON;

	bits = &style->uncommon->bits[WORD_SPACING_INDEX];

	/* 6bits: uuuutt : unit | type */
	*bits = (*bits & ~WORD_SPACING_MASK) |
			(((type & 0x3) | (unit << 2)) << WORD_SPACING_SHIFT);
	
	style->uncommon->word_spacing = length;

	return CSS_OK;
}
#undef WORD_SPACING_MASK
#undef WORD_SPACING_SHIFT
#undef WORD_SPACING_INDEX

#define COUNTER_INCREMENT_INDEX 3
#define COUNTER_INCREMENT_SHIFT 1
#define COUNTER_INCREMENT_MASK  0x2
static inline css_error set_counter_increment(
		css_computed_style *style, uint8_t type, 
		css_computed_counter *counters)
{
	uint8_t *bits;

	ENSURE_UNCOMMON;

	bits = &style->uncommon->bits[COUNTER_INCREMENT_INDEX];

	/* 1bit: type */
	*bits = (*bits & ~COUNTER_INCREMENT_MASK) |
			((type & 0x1) << COUNTER_INCREMENT_SHIFT);

	style->uncommon->counter_increment = counters;

	return CSS_OK;
}
#undef COUNTER_INCREMENT_MASK
#undef COUNTER_INCREMENT_SHIFT
#undef COUNTER_INCREMENT_INDEX

#define COUNTER_RESET_INDEX 3
#define COUNTER_RESET_SHIFT 0
#define COUNTER_RESET_MASK  0x1
static inline css_error set_counter_reset(
		css_computed_style *style, uint8_t type, 
		css_computed_counter *counters)
{
	uint8_t *bits;

	ENSURE_UNCOMMON;

	bits = &style->uncommon->bits[COUNTER_RESET_INDEX];

	/* 1bit: type */
	*bits = (*bits & ~COUNTER_RESET_MASK) |
			((type & 0x1) << COUNTER_RESET_SHIFT);

	style->uncommon->counter_reset = counters;

	return CSS_OK;
}
#undef COUNTER_RESET_MASK
#undef COUNTER_RESET_SHIFT
#undef COUNTER_RESET_INDEX

#define CURSOR_INDEX 4
#define CURSOR_SHIFT 3
#define CURSOR_MASK  0xf8
static inline css_error set_cursor(
		css_computed_style *style, uint8_t type, 
		css_string *urls)
{
	uint8_t *bits;

	ENSURE_UNCOMMON;

	bits = &style->uncommon->bits[CURSOR_INDEX];

	/* 5bits: type */
	*bits = (*bits & ~CURSOR_MASK) |
			((type & 0x1f) << CURSOR_SHIFT);

	style->uncommon->cursor = urls;

	return CSS_OK;
}
#undef CURSOR_MASK
#undef CURSOR_SHIFT
#undef CURSOR_INDEX

#define QUOTES_INDEX 4
#define QUOTES_SHIFT 1
#define QUOTES_MASK  0x6
static inline css_error set_quotes(
		css_computed_style *style, uint8_t type, 
		css_string *quotes)
{
	uint8_t *bits;

	ENSURE_UNCOMMON;

	bits = &style->uncommon->bits[QUOTES_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~QUOTES_MASK) |
			((type & 0x3) << QUOTES_SHIFT);

	style->uncommon->quotes = quotes;

	return CSS_OK;
}
#undef QUOTES_MASK
#undef QUOTES_SHIFT
#undef QUOTES_INDEX

#define CLIP_INDEX 7
#define CLIP_SHIFT 2
#define CLIP_MASK  0xfc
#define CLIP_INDEX1 5
#define CLIP_SHIFT1 0
#define CLIP_MASK1 0xff
#define CLIP_INDEX2 6
#define CLIP_SHIFT2 0
#define CLIP_MASK2 0xff
static inline css_error set_clip(
		css_computed_style *style, uint8_t type, 
		css_computed_clip_rect *rect)
{
	uint8_t *bits;

	ENSURE_UNCOMMON;

	bits = &style->uncommon->bits[CLIP_INDEX];

	/* 6bits: trblyy : top | right | bottom | left | type */
	*bits = (*bits & ~CLIP_MASK) | 
			((type & 0x3) << CLIP_SHIFT);

	if (type == CSS_CLIP_RECT) {
		*bits |= (rect->top_auto ? 0x20 : 0) |
				(rect->right_auto ? 0x10 : 0) |
				(rect->bottom_auto ? 0x8 : 0) |
				(rect->left_auto ? 0x4 : 0);

		bits = &style->uncommon->bits[CLIP_INDEX1];

		/* 8bits: ttttrrrr : top | right */
		*bits = (*bits & ~CLIP_MASK1) |
			(((rect->tunit << 4) | rect->runit) << CLIP_SHIFT1);

		bits = &style->uncommon->bits[CLIP_INDEX2];

		/* 8bits: bbbbllll : bottom | left */
		*bits = (*bits & ~CLIP_MASK2) |
			(((rect->bunit << 4) | rect->lunit) << CLIP_SHIFT2);

		style->uncommon->clip[0] = rect->top;
		style->uncommon->clip[1] = rect->right;
		style->uncommon->clip[2] = rect->bottom;
		style->uncommon->clip[3] = rect->left;
	}

	return CSS_OK;
}
#undef CLIP_MASK2
#undef CLIP_SHIFT2
#undef CLIP_INDEX2
#undef CLIP_MASK1
#undef CLIP_SHIFT1
#undef CLIP_INDEX1
#undef CLIP_MASK
#undef CLIP_SHIFT
#undef CLIP_INDEX

#define VERTICAL_ALIGN_INDEX 0
#define VERTICAL_ALIGN_SHIFT 0
#define VERTICAL_ALIGN_MASK  0xff
static inline css_error set_vertical_align(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[VERTICAL_ALIGN_INDEX];

	/* 8bits: uuuutttt : units | type */
	*bits = (*bits & ~VERTICAL_ALIGN_MASK) |
			(((type & 0xf) | (unit << 4)) << VERTICAL_ALIGN_SHIFT);

	style->vertical_align = length;

	return CSS_OK;
}
#undef VERTICAL_ALIGN_MASK
#undef VERTICAL_ALIGN_SHIFT
#undef VERTICAL_ALIGN_INDEX

#define FONT_SIZE_INDEX 1
#define FONT_SIZE_SHIFT 0
#define FONT_SIZE_MASK  0xff
static inline css_error set_font_size(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[FONT_SIZE_INDEX];

	/* 8bits: uuuutttt : units | type */
	*bits = (*bits & ~FONT_SIZE_MASK) |
			(((type & 0xf) | (unit << 4)) << FONT_SIZE_SHIFT);

	style->font_size = length;

	return CSS_OK;
}
#undef FONT_SIZE_MASK
#undef FONT_SIZE_SHIFT
#undef FONT_SIZE_INDEX

#define BORDER_TOP_WIDTH_INDEX 2
#define BORDER_TOP_WIDTH_SHIFT 1
#define BORDER_TOP_WIDTH_MASK  0xfe
static inline css_error set_border_top_width(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[BORDER_TOP_WIDTH_INDEX];

	/* 7bits: uuuuttt : units | type */
	*bits = (*bits & ~BORDER_TOP_WIDTH_MASK) |
		(((type & 0x7) | (unit << 3)) << BORDER_TOP_WIDTH_SHIFT);

	style->border_width[0] = length;

	return CSS_OK;
}
#undef BORDER_TOP_WIDTH_MASK
#undef BORDER_TOP_WIDTH_SHIFT
#undef BORDER_TOP_WIDTH_INDEX

#define BORDER_RIGHT_WIDTH_INDEX 3
#define BORDER_RIGHT_WIDTH_SHIFT 1
#define BORDER_RIGHT_WIDTH_MASK  0xfe
static inline css_error set_border_right_width(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[BORDER_RIGHT_WIDTH_INDEX];

	/* 7bits: uuuuttt : units | type */
	*bits = (*bits & ~BORDER_RIGHT_WIDTH_MASK) |
		(((type & 0x7) | (unit << 3)) << BORDER_RIGHT_WIDTH_SHIFT);

	style->border_width[1] = length;

	return CSS_OK;
}
#undef BORDER_RIGHT_WIDTH_MASK
#undef BORDER_RIGHT_WIDTH_SHIFT
#undef BORDER_RIGHT_WIDTH_INDEX

#define BORDER_BOTTOM_WIDTH_INDEX 4
#define BORDER_BOTTOM_WIDTH_SHIFT 1
#define BORDER_BOTTOM_WIDTH_MASK  0xfe
static inline css_error set_border_bottom_width(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[BORDER_BOTTOM_WIDTH_INDEX];

	/* 7bits: uuuuttt : units | type */
	*bits = (*bits & ~BORDER_BOTTOM_WIDTH_MASK) |
		(((type & 0x7) | (unit << 3)) << BORDER_BOTTOM_WIDTH_SHIFT);

	style->border_width[2] = length;

	return CSS_OK;
}
#undef BORDER_BOTTOM_WIDTH_MASK
#undef BORDER_BOTTOM_WIDTH_SHIFT
#undef BORDER_BOTTOM_WIDTH_INDEX

#define BORDER_LEFT_WIDTH_INDEX 5
#define BORDER_LEFT_WIDTH_SHIFT 1
#define BORDER_LEFT_WIDTH_MASK  0xfe
static inline css_error set_border_left_width(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[BORDER_LEFT_WIDTH_INDEX];

	/* 7bits: uuuuttt : units | type */
	*bits = (*bits & ~BORDER_LEFT_WIDTH_MASK) |
		(((type & 0x7) | (unit << 3)) << BORDER_LEFT_WIDTH_SHIFT);

	style->border_width[3] = length;

	return CSS_OK;
}
#undef BORDER_LEFT_WIDTH_MASK
#undef BORDER_LEFT_WIDTH_SHIFT
#undef BORDER_LEFT_WIDTH_INDEX

#define BACKGROUND_IMAGE_INDEX 2
#define BACKGROUND_IMAGE_SHIFT 0
#define BACKGROUND_IMAGE_MASK  0x1
static inline css_error set_background_image(
		css_computed_style *style, uint8_t type, 
		const parserutils_hash_entry *url)
{
	uint8_t *bits = &style->bits[BACKGROUND_IMAGE_INDEX];

	/* 1bit: type */
	*bits = (*bits & ~BACKGROUND_IMAGE_MASK) |
			((type & 0x1) << BACKGROUND_IMAGE_SHIFT);

	if (url != NULL) {
		style->background_image.data = (uint8_t *) url->data;
		style->background_image.len = url->len;
	} else {
		style->background_image.data = NULL;
		style->background_image.len = 0;
	}

	return CSS_OK;
}
#undef BACKGROUND_IMAGE_MASK
#undef BACKGROUND_IMAGE_SHIFT
#undef BACKGROUND_IMAGE_INDEX

#define COLOR_INDEX 3
#define COLOR_SHIFT 0
#define COLOR_MASK  0x1
static inline css_error set_color(
		css_computed_style *style, uint8_t type, 
		css_color color)
{
	uint8_t *bits = &style->bits[COLOR_INDEX];

	/* 1bit: type */
	*bits = (*bits & ~COLOR_MASK) |
			((type & 0x1) << COLOR_SHIFT);

	style->color = color;

	return CSS_OK;
}
#undef COLOR_MASK
#undef COLOR_SHIFT
#undef COLOR_INDEX

#define LIST_STYLE_IMAGE_INDEX 4
#define LIST_STYLE_IMAGE_SHIFT 0
#define LIST_STYLE_IMAGE_MASK  0x1
static inline css_error set_list_style_image(
		css_computed_style *style, uint8_t type, 
		const parserutils_hash_entry *url)
{
	uint8_t *bits = &style->bits[LIST_STYLE_IMAGE_INDEX];

	/* 1bit: type */
	*bits = (*bits & ~LIST_STYLE_IMAGE_MASK) |
			((type & 0x1) << LIST_STYLE_IMAGE_SHIFT);

	if (url != NULL) {
		style->list_style_image.data = (uint8_t *) url->data;
		style->list_style_image.len = url->len;
	} else {
		style->list_style_image.data = NULL;
		style->list_style_image.len = 0;
	}

	return CSS_OK;
}
#undef LIST_STYLE_IMAGE_MASK
#undef LIST_STYLE_IMAGE_SHIFT
#undef LIST_STYLE_IMAGE_INDEX

#define TOP_INDEX 6
#define TOP_SHIFT 2
#define TOP_MASK  0xfc
static inline css_error set_top(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[TOP_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~TOP_MASK) |
			(((type & 0x3) | (unit << 2)) << TOP_SHIFT);

	style->top = length;

	return CSS_OK;
}
#undef TOP_MASK
#undef TOP_SHIFT
#undef TOP_INDEX

#define RIGHT_INDEX 7
#define RIGHT_SHIFT 2
#define RIGHT_MASK  0xfc
static inline css_error set_right(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[RIGHT_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~RIGHT_MASK) |
			(((type & 0x3) | (unit << 2)) << RIGHT_SHIFT);

	style->right = length;

	return CSS_OK;
}
#undef RIGHT_MASK
#undef RIGHT_SHIFT
#undef RIGHT_INDEX

#define BOTTOM_INDEX 8
#define BOTTOM_SHIFT 2
#define BOTTOM_MASK  0xfc
static inline css_error set_bottom(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[BOTTOM_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~BOTTOM_MASK) |
			(((type & 0x3) | (unit << 2)) << BOTTOM_SHIFT);

	style->bottom = length;

	return CSS_OK;
}
#undef BOTTOM_MASK
#undef BOTTOM_SHIFT
#undef BOTTOM_INDEX

#define LEFT_INDEX 9
#define LEFT_SHIFT 2
#define LEFT_MASK  0xfc
static inline css_error set_left(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[LEFT_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~LEFT_MASK) |
			(((type & 0x3) | (unit << 2)) << LEFT_SHIFT);

	style->left = length;

	return CSS_OK;
}
#undef LEFT_MASK
#undef LEFT_SHIFT
#undef LEFT_INDEX

#define BORDER_TOP_COLOR_INDEX 6
#define BORDER_TOP_COLOR_SHIFT 0
#define BORDER_TOP_COLOR_MASK  0x3
static inline css_error set_border_top_color(
		css_computed_style *style, uint8_t type, 
		css_color color)
{
	uint8_t *bits = &style->bits[BORDER_TOP_COLOR_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~BORDER_TOP_COLOR_MASK) |
			((type & 0x3) << BORDER_TOP_COLOR_SHIFT);

	style->border_color[0] = color;

	return CSS_OK;
}
#undef BORDER_TOP_COLOR_MASK
#undef BORDER_TOP_COLOR_SHIFT
#undef BORDER_TOP_COLOR_INDEX

#define BORDER_RIGHT_COLOR_INDEX 7
#define BORDER_RIGHT_COLOR_SHIFT 0
#define BORDER_RIGHT_COLOR_MASK  0x3
static inline css_error set_border_right_color(
		css_computed_style *style, uint8_t type, 
		css_color color)
{
	uint8_t *bits = &style->bits[BORDER_RIGHT_COLOR_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~BORDER_RIGHT_COLOR_MASK) |
			((type & 0x3) << BORDER_RIGHT_COLOR_SHIFT);

	style->border_color[1] = color;

	return CSS_OK;
}
#undef BORDER_RIGHT_COLOR_MASK
#undef BORDER_RIGHT_COLOR_SHIFT
#undef BORDER_RIGHT_COLOR_INDEX

#define BORDER_BOTTOM_COLOR_INDEX 8
#define BORDER_BOTTOM_COLOR_SHIFT 0
#define BORDER_BOTTOM_COLOR_MASK  0x3
static inline css_error set_border_bottom_color(
		css_computed_style *style, uint8_t type, 
		css_color color)
{
	uint8_t *bits = &style->bits[BORDER_BOTTOM_COLOR_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~BORDER_BOTTOM_COLOR_MASK) |
			((type & 0x3) << BORDER_BOTTOM_COLOR_SHIFT);

	style->border_color[2] = color;

	return CSS_OK;
}
#undef BORDER_BOTTOM_COLOR_MASK
#undef BORDER_BOTTOM_COLOR_SHIFT
#undef BORDER_BOTTOM_COLOR_INDEX

#define BORDER_LEFT_COLOR_INDEX 9
#define BORDER_LEFT_COLOR_SHIFT 0
#define BORDER_LEFT_COLOR_MASK  0x3
static inline css_error set_border_left_color(
		css_computed_style *style, uint8_t type, 
		css_color color)
{
	uint8_t *bits = &style->bits[BORDER_LEFT_COLOR_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~BORDER_LEFT_COLOR_MASK) |
			((type & 0x3) << BORDER_LEFT_COLOR_SHIFT);

	style->border_color[3] = color;

	return CSS_OK;
}
#undef BORDER_LEFT_COLOR_MASK
#undef BORDER_LEFT_COLOR_SHIFT
#undef BORDER_LEFT_COLOR_INDEX

#define HEIGHT_INDEX 10
#define HEIGHT_SHIFT 2
#define HEIGHT_MASK  0xfc
static inline css_error set_height(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[HEIGHT_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~HEIGHT_MASK) |
			(((type & 0x3) | (unit << 2)) << HEIGHT_SHIFT);

	style->height = length;

	return CSS_OK;
}
#undef HEIGHT_MASK
#undef HEIGHT_SHIFT
#undef HEIGHT_INDEX

#define LINE_HEIGHT_INDEX 11
#define LINE_HEIGHT_SHIFT 2
#define LINE_HEIGHT_MASK  0xfc
static inline css_error set_line_height(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[LINE_HEIGHT_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~LINE_HEIGHT_MASK) |
			(((type & 0x3) | (unit << 2)) << LINE_HEIGHT_SHIFT);

	style->line_height = length;

	return CSS_OK;
}
#undef LINE_HEIGHT_MASK
#undef LINE_HEIGHT_SHIFT
#undef LINE_HEIGHT_INDEX

#define BACKGROUND_COLOR_INDEX 10
#define BACKGROUND_COLOR_SHIFT 0
#define BACKGROUND_COLOR_MASK  0x3
static inline css_error set_background_color(
		css_computed_style *style, uint8_t type, 
		css_color color)
{
	uint8_t *bits = &style->bits[BACKGROUND_COLOR_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~BACKGROUND_COLOR_MASK) |
			((type & 0x3) << BACKGROUND_COLOR_SHIFT);

	style->background_color = color;

	return CSS_OK;
}
#undef BACKGROUND_COLOR_MASK
#undef BACKGROUND_COLOR_SHIFT
#undef BACKGROUND_COLOR_INDEX

#define Z_INDEX_INDEX 11
#define Z_INDEX_SHIFT 0
#define Z_INDEX_MASK  0x3
static inline css_error set_z_index(
		css_computed_style *style, uint8_t type, 
		int32_t z_index)
{
	uint8_t *bits = &style->bits[Z_INDEX_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~Z_INDEX_MASK) |
			((type & 0x3) << Z_INDEX_SHIFT);

	style->z_index = z_index;

	return CSS_OK;
}
#undef Z_INDEX_MASK
#undef Z_INDEX_SHIFT
#undef Z_INDEX_INDEX

#define MARGIN_TOP_INDEX 12
#define MARGIN_TOP_SHIFT 2
#define MARGIN_TOP_MASK  0xfc
static inline css_error set_margin_top(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[MARGIN_TOP_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~MARGIN_TOP_MASK) |
			(((type & 0x3) | (unit << 2)) << MARGIN_TOP_SHIFT);

	style->margin[0] = length;

	return CSS_OK;
}
#undef MARGIN_TOP_MASK
#undef MARGIN_TOP_SHIFT
#undef MARGIN_TOP_INDEX

#define MARGIN_RIGHT_INDEX 13
#define MARGIN_RIGHT_SHIFT 2
#define MARGIN_RIGHT_MASK  0xfc
static inline css_error set_margin_right(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[MARGIN_RIGHT_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~MARGIN_RIGHT_MASK) |
			(((type & 0x3) | (unit << 2)) << MARGIN_RIGHT_SHIFT);

	style->margin[1] = length;

	return CSS_OK;
}
#undef MARGIN_RIGHT_MASK
#undef MARGIN_RIGHT_SHIFT
#undef MARGIN_RIGHT_INDEX

#define MARGIN_BOTTOM_INDEX 14
#define MARGIN_BOTTOM_SHIFT 2
#define MARGIN_BOTTOM_MASK  0xfc
static inline css_error set_margin_bottom(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[MARGIN_BOTTOM_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~MARGIN_BOTTOM_MASK) |
			(((type & 0x3) | (unit << 2)) << MARGIN_BOTTOM_SHIFT);

	style->margin[2] = length;

	return CSS_OK;
}
#undef MARGIN_BOTTOM_MASK
#undef MARGIN_BOTTOM_SHIFT
#undef MARGIN_BOTTOM_INDEX

#define MARGIN_LEFT_INDEX 15
#define MARGIN_LEFT_SHIFT 2
#define MARGIN_LEFT_MASK  0xfc
static inline css_error set_margin_left(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[MARGIN_LEFT_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~MARGIN_LEFT_MASK) |
			(((type & 0x3) | (unit << 2)) << MARGIN_LEFT_SHIFT);

	style->margin[3] = length;

	return CSS_OK;
}
#undef MARGIN_LEFT_MASK
#undef MARGIN_LEFT_SHIFT
#undef MARGIN_LEFT_INDEX

#define BACKGROUND_ATTACHMENT_INDEX 12
#define BACKGROUND_ATTACHMENT_SHIFT 0
#define BACKGROUND_ATTACHMENT_MASK  0x3
static inline css_error set_background_attachment(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[BACKGROUND_ATTACHMENT_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~BACKGROUND_ATTACHMENT_MASK) |
			((type & 0x3) << BACKGROUND_ATTACHMENT_SHIFT);

	return CSS_OK;
}
#undef BACKGROUND_ATTACHMENT_MASK
#undef BACKGROUND_ATTACHMENT_SHIFT
#undef BACKGROUND_ATTACHMENT_INDEX

#define BORDER_COLLAPSE_INDEX 13
#define BORDER_COLLAPSE_SHIFT 0
#define BORDER_COLLAPSE_MASK  0x3
static inline css_error set_border_collapse(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[BORDER_COLLAPSE_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~BORDER_COLLAPSE_MASK) |
			((type & 0x3) << BORDER_COLLAPSE_SHIFT);

	return CSS_OK;
}
#undef BORDER_COLLAPSE_MASK
#undef BORDER_COLLAPSE_SHIFT
#undef BORDER_COLLAPSE_INDEX

#define CAPTION_SIDE_INDEX 14
#define CAPTION_SIDE_SHIFT 0
#define CAPTION_SIDE_MASK  0x3
static inline css_error set_caption_side(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[CAPTION_SIDE_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~CAPTION_SIDE_MASK) |
			((type & 0x3) << CAPTION_SIDE_SHIFT);

	return CSS_OK;
}
#undef CAPTION_SIDE_MASK
#undef CAPTION_SIDE_SHIFT
#undef CAPTION_SIDE_INDEX

#define DIRECTION_INDEX 15
#define DIRECTION_SHIFT 0
#define DIRECTION_MASK  0x3
static inline css_error set_direction(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[DIRECTION_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~DIRECTION_MASK) |
			((type & 0x3) << DIRECTION_SHIFT);

	return CSS_OK;
}
#undef DIRECTION_MASK
#undef DIRECTION_SHIFT
#undef DIRECTION_INDEX

#define MAX_HEIGHT_INDEX 16
#define MAX_HEIGHT_SHIFT 2
#define MAX_HEIGHT_MASK  0xfc
static inline css_error set_max_height(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[MAX_HEIGHT_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~MAX_HEIGHT_MASK) |
			(((type & 0x3) | (unit << 2)) << MAX_HEIGHT_SHIFT);

	style->max_height = length;

	return CSS_OK;
}
#undef MAX_HEIGHT_MASK
#undef MAX_HEIGHT_SHIFT
#undef MAX_HEIGHT_INDEX

#define MAX_WIDTH_INDEX 17
#define MAX_WIDTH_SHIFT 2
#define MAX_WIDTH_MASK  0xfc
static inline css_error set_max_width(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[MAX_WIDTH_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~MAX_WIDTH_MASK) |
			(((type & 0x3) | (unit << 2)) << MAX_WIDTH_SHIFT);

	style->max_width = length;

	return CSS_OK;
}
#undef MAX_WIDTH_MASK
#undef MAX_WIDTH_SHIFT
#undef MAX_WIDTH_INDEX

#define WIDTH_INDEX 18
#define WIDTH_SHIFT 2
#define WIDTH_MASK  0xfc
static inline css_error set_width(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[WIDTH_INDEX];

	/* 6bits: uuuutt : units | type */
	*bits = (*bits & ~WIDTH_MASK) |
			(((type & 0x3) | (unit << 2)) << WIDTH_SHIFT);

	style->width = length;

	return CSS_OK;
}
#undef WIDTH_MASK
#undef WIDTH_SHIFT
#undef WIDTH_INDEX

#define EMPTY_CELLS_INDEX 16
#define EMPTY_CELLS_SHIFT 0
#define EMPTY_CELLS_MASK  0x3
static inline css_error set_empty_cells(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[EMPTY_CELLS_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~EMPTY_CELLS_MASK) |
			((type & 0x3) << EMPTY_CELLS_SHIFT);

	return CSS_OK;
}
#undef EMPTY_CELLS_MASK
#undef EMPTY_CELLS_SHIFT
#undef EMPTY_CELLS_INDEX

#define FLOAT_INDEX 17
#define FLOAT_SHIFT 0
#define FLOAT_MASK  0x3
static inline css_error set_float(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[FLOAT_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~FLOAT_MASK) |
			((type & 0x3) << FLOAT_SHIFT);

	return CSS_OK;
}
#undef FLOAT_MASK
#undef FLOAT_SHIFT
#undef FLOAT_INDEX

#define FONT_STYLE_INDEX 18
#define FONT_STYLE_SHIFT 0
#define FONT_STYLE_MASK  0x3
static inline css_error set_font_style(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[FONT_STYLE_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~FONT_STYLE_MASK) |
			((type & 0x3) << FONT_STYLE_SHIFT);

	return CSS_OK;
}
#undef FONT_STYLE_MASK
#undef FONT_STYLE_SHIFT
#undef FONT_STYLE_INDEX

#define MIN_HEIGHT_INDEX 19
#define MIN_HEIGHT_SHIFT 3
#define MIN_HEIGHT_MASK  0xf8
static inline css_error set_min_height(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[MIN_HEIGHT_INDEX];

	/* 5bits: uuuut : units | type */
	*bits = (*bits & ~MIN_HEIGHT_MASK) |
			(((type & 0x1) | (unit << 1)) << MIN_HEIGHT_SHIFT);

	style->min_height = length;

	return CSS_OK;
}
#undef MIN_HEIGHT_MASK
#undef MIN_HEIGHT_SHIFT
#undef MIN_HEIGHT_INDEX

#define MIN_WIDTH_INDEX 20
#define MIN_WIDTH_SHIFT 3
#define MIN_WIDTH_MASK  0xf8
static inline css_error set_min_width(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[MIN_WIDTH_INDEX];

	/* 5bits: uuuut : units | type */
	*bits = (*bits & ~MIN_WIDTH_MASK) |
			(((type & 0x1) | (unit << 1)) << MIN_WIDTH_SHIFT);

	style->min_width = length;

	return CSS_OK;
}
#undef MIN_WIDTH_MASK
#undef MIN_WIDTH_SHIFT
#undef MIN_WIDTH_INDEX

#define BACKGROUND_REPEAT_INDEX 19
#define BACKGROUND_REPEAT_SHIFT 0
#define BACKGROUND_REPEAT_MASK  0x7
static inline css_error set_background_repeat(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[BACKGROUND_REPEAT_INDEX];

	/* 3bits: type */
	*bits = (*bits & ~BACKGROUND_REPEAT_MASK) |
			((type & 0x7) << BACKGROUND_REPEAT_SHIFT);

	return CSS_OK;
}
#undef BACKGROUND_REPEAT_MASK
#undef BACKGROUND_REPEAT_SHIFT
#undef BACKGROUND_REPEAT_INDEX

#define CLEAR_INDEX 20
#define CLEAR_SHIFT 0
#define CLEAR_MASK  0x7
static inline css_error set_clear(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[CLEAR_INDEX];

	/* 3bits: type */
	*bits = (*bits & ~CLEAR_MASK) |
			((type & 0x7) << CLEAR_SHIFT);

	return CSS_OK;
}
#undef CLEAR_MASK
#undef CLEAR_SHIFT
#undef CLEAR_INDEX

#define PADDING_TOP_INDEX 21
#define PADDING_TOP_SHIFT 3
#define PADDING_TOP_MASK  0xf8
static inline css_error set_padding_top(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[PADDING_TOP_INDEX];

	/* 5bits: uuuut : units | type */
	*bits = (*bits & ~PADDING_TOP_MASK) |
			(((type & 0x1) | (unit << 1)) << PADDING_TOP_SHIFT);

	style->padding[0] = length;

	return CSS_OK;
}
#undef PADDING_TOP_MASK
#undef PADDING_TOP_SHIFT
#undef PADDING_TOP_INDEX

#define PADDING_RIGHT_INDEX 22
#define PADDING_RIGHT_SHIFT 3
#define PADDING_RIGHT_MASK  0xf8
static inline css_error set_padding_right(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[PADDING_RIGHT_INDEX];

	/* 5bits: uuuut : units | type */
	*bits = (*bits & ~PADDING_RIGHT_MASK) |
			(((type & 0x1) | (unit << 1)) << PADDING_RIGHT_SHIFT);

	style->padding[1] = length;

	return CSS_OK;
}
#undef PADDING_RIGHT_MASK
#undef PADDING_RIGHT_SHIFT
#undef PADDING_RIGHT_INDEX

#define PADDING_BOTTOM_INDEX 23
#define PADDING_BOTTOM_SHIFT 3
#define PADDING_BOTTOM_MASK  0xf8
static inline css_error set_padding_bottom(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[PADDING_BOTTOM_INDEX];

	/* 5bits: uuuut : units | type */
	*bits = (*bits & ~PADDING_BOTTOM_MASK) |
			(((type & 0x1) | (unit << 1)) << PADDING_BOTTOM_SHIFT);

	style->padding[2] = length;

	return CSS_OK;
}
#undef PADDING_BOTTOM_MASK
#undef PADDING_BOTTOM_SHIFT
#undef PADDING_BOTTOM_INDEX

#define PADDING_LEFT_INDEX 24
#define PADDING_LEFT_SHIFT 3
#define PADDING_LEFT_MASK  0xf8
static inline css_error set_padding_left(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[PADDING_LEFT_INDEX];

	/* 5bits: uuuut : units | type */
	*bits = (*bits & ~PADDING_LEFT_MASK) |
			(((type & 0x1) | (unit << 1)) << PADDING_LEFT_SHIFT);

	style->padding[3] = length;

	return CSS_OK;
}
#undef PADDING_LEFT_MASK
#undef PADDING_LEFT_SHIFT
#undef PADDING_LEFT_INDEX

#define OVERFLOW_INDEX 21
#define OVERFLOW_SHIFT 0
#define OVERFLOW_MASK  0x7
static inline css_error set_overflow(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[OVERFLOW_INDEX];

	/* 3bits: type */
	*bits = (*bits & ~OVERFLOW_MASK) |
			((type & 0x7) << OVERFLOW_SHIFT);

	return CSS_OK;
}
#undef OVERFLOW_MASK
#undef OVERFLOW_SHIFT
#undef OVERFLOW_INDEX

#define POSITION_INDEX 22
#define POSITION_SHIFT 0
#define POSITION_MASK  0x7
static inline css_error set_position(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[POSITION_INDEX];

	/* 3bits: type */
	*bits = (*bits & ~POSITION_MASK) |
			((type & 0x7) << POSITION_SHIFT);

	return CSS_OK;
}
#undef POSITION_MASK
#undef POSITION_SHIFT
#undef POSITION_INDEX

#define TEXT_ALIGN_INDEX 23
#define TEXT_ALIGN_SHIFT 0
#define TEXT_ALIGN_MASK  0x7
static inline css_error set_text_align(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[TEXT_ALIGN_INDEX];

	/* 3bits: type */
	*bits = (*bits & ~TEXT_ALIGN_MASK) |
			((type & 0x7) << TEXT_ALIGN_SHIFT);

	return CSS_OK;
}
#undef TEXT_ALIGN_MASK
#undef TEXT_ALIGN_SHIFT
#undef TEXT_ALIGN_INDEX

#define TEXT_TRANSFORM_INDEX 24
#define TEXT_TRANSFORM_SHIFT 0
#define TEXT_TRANSFORM_MASK  0x7
static inline css_error set_text_transform(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[TEXT_TRANSFORM_INDEX];

	/* 3bits: type */
	*bits = (*bits & ~TEXT_TRANSFORM_MASK) |
			((type & 0x7) << TEXT_TRANSFORM_SHIFT);

	return CSS_OK;
}
#undef TEXT_TRANSFORM_MASK
#undef TEXT_TRANSFORM_SHIFT
#undef TEXT_TRANSFORM_INDEX

#define TEXT_INDENT_INDEX 25
#define TEXT_INDENT_SHIFT 3
#define TEXT_INDENT_MASK  0xf8
static inline css_error set_text_indent(
		css_computed_style *style, uint8_t type, 
		css_fixed length, css_unit unit)
{
	uint8_t *bits = &style->bits[TEXT_INDENT_INDEX];

	/* 5bits: uuuut : units | type */
	*bits = (*bits & ~TEXT_INDENT_MASK) |
			(((type & 0x1) | (unit << 1)) << TEXT_INDENT_SHIFT);

	style->text_indent = length;

	return CSS_OK;
}
#undef TEXT_INDENT_MASK
#undef TEXT_INDENT_SHIFT
#undef TEXT_INDENT_INDEX

#define WHITE_SPACE_INDEX 25
#define WHITE_SPACE_SHIFT 0
#define WHITE_SPACE_MASK  0x7
static inline css_error set_white_space(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[WHITE_SPACE_INDEX];

	/* 3bits: type */
	*bits = (*bits & ~WHITE_SPACE_MASK) |
			((type & 0x7) << WHITE_SPACE_SHIFT);

	return CSS_OK;
}
#undef WHITE_SPACE_MASK
#undef WHITE_SPACE_SHIFT
#undef WHITE_SPACE_INDEX

#define BACKGROUND_POSITION_INDEX 27
#define BACKGROUND_POSITION_SHIFT 7
#define BACKGROUND_POSITION_MASK  0x80
#define BACKGROUND_POSITION_INDEX1 26
#define BACKGROUND_POSITION_SHIFT1 0
#define BACKGROUND_POSITION_MASK1 0xff
static inline css_error set_background_position(
		css_computed_style *style, uint8_t type, 
		css_fixed hlength, css_unit hunit,
		css_fixed vlength, css_unit vunit)
{
	uint8_t *bits;

	bits = &style->bits[BACKGROUND_POSITION_INDEX];

	/* 1 bit: type */
	*bits = (*bits & ~BACKGROUND_POSITION_MASK) | 
			((type & 0x1) << BACKGROUND_POSITION_SHIFT);

	bits = &style->bits[BACKGROUND_POSITION_INDEX1];

	/* 8bits: hhhhvvvv : hunit | vunit */
	*bits = (*bits & ~BACKGROUND_POSITION_MASK1) |
			(((hunit << 4) | vunit) << BACKGROUND_POSITION_SHIFT1);

	style->background_position[0] = hlength;
	style->background_position[1] = vlength;

	return CSS_OK;
}
#undef BACKGROUND_POSITION_MASK1
#undef BACKGROUND_POSITION_SHIFT1
#undef BACKGROUND_POSITION_INDEX1
#undef BACKGROUND_POSITION_MASK
#undef BACKGROUND_POSITION_SHIFT
#undef BACKGROUND_POSITION_INDEX

#define DISPLAY_INDEX 27
#define DISPLAY_SHIFT 2
#define DISPLAY_MASK  0x7c
static inline css_error set_display(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[DISPLAY_INDEX];

	/* 5bits: type */
	*bits = (*bits & ~DISPLAY_MASK) |
			((type & 0x1f) << DISPLAY_SHIFT);

	return CSS_OK;
}
#undef DISPLAY_MASK
#undef DISPLAY_SHIFT
#undef DISPLAY_INDEX

#define FONT_VARIANT_INDEX 27
#define FONT_VARIANT_SHIFT 0
#define FONT_VARIANT_MASK  0x3
static inline css_error set_font_variant(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[FONT_VARIANT_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~FONT_VARIANT_MASK) |
			((type & 0x3) << FONT_VARIANT_SHIFT);

	return CSS_OK;
}
#undef FONT_VARIANT_MASK
#undef FONT_VARIANT_SHIFT
#undef FONT_VARIANT_INDEX

#define TEXT_DECORATION_INDEX 28
#define TEXT_DECORATION_SHIFT 3
#define TEXT_DECORATION_MASK  0xf8
static inline css_error set_text_decoration(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[TEXT_DECORATION_INDEX];

	/* 5bits: type */
	*bits = (*bits & ~TEXT_DECORATION_MASK) |
			((type & 0x1f) << TEXT_DECORATION_SHIFT);

	return CSS_OK;
}
#undef TEXT_DECORATION_MASK
#undef TEXT_DECORATION_SHIFT
#undef TEXT_DECORATION_INDEX

#define FONT_FAMILY_INDEX 28
#define FONT_FAMILY_SHIFT 0
#define FONT_FAMILY_MASK  0x7
static inline css_error set_font_family(
		css_computed_style *style, uint8_t type, 
		css_string *names)
{
	uint8_t *bits = &style->bits[FONT_FAMILY_INDEX];

	/* 3bits: type */
	*bits = (*bits & ~FONT_FAMILY_MASK) |
			((type & 0x7) << FONT_FAMILY_SHIFT);

	style->font_family = names;

	return CSS_OK;
}
#undef FONT_FAMILY_MASK
#undef FONT_FAMILY_SHIFT
#undef FONT_FAMILY_INDEX

#define BORDER_TOP_STYLE_INDEX 29
#define BORDER_TOP_STYLE_SHIFT 4
#define BORDER_TOP_STYLE_MASK  0xf0
static inline css_error set_border_top_style(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[BORDER_TOP_STYLE_INDEX];

	/* 4bits: type */
	*bits = (*bits & ~BORDER_TOP_STYLE_MASK) |
			((type & 0xf) << BORDER_TOP_STYLE_SHIFT);

	return CSS_OK;
}
#undef BORDER_TOP_STYLE_MASK
#undef BORDER_TOP_STYLE_SHIFT
#undef BORDER_TOP_STYLE_INDEX

#define BORDER_RIGHT_STYLE_INDEX 29
#define BORDER_RIGHT_STYLE_SHIFT 0
#define BORDER_RIGHT_STYLE_MASK  0xf
static inline css_error set_border_right_style(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[BORDER_RIGHT_STYLE_INDEX];

	/* 4bits: type */
	*bits = (*bits & ~BORDER_RIGHT_STYLE_MASK) |
			((type & 0xf) << BORDER_RIGHT_STYLE_SHIFT);

	return CSS_OK;
}
#undef BORDER_RIGHT_STYLE_MASK
#undef BORDER_RIGHT_STYLE_SHIFT
#undef BORDER_RIGHT_STYLE_INDEX

#define BORDER_BOTTOM_STYLE_INDEX 30
#define BORDER_BOTTOM_STYLE_SHIFT 4
#define BORDER_BOTTOM_STYLE_MASK  0xf0
static inline css_error set_border_bottom_style(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[BORDER_BOTTOM_STYLE_INDEX];

	/* 4bits: type */
	*bits = (*bits & ~BORDER_BOTTOM_STYLE_MASK) |
			((type & 0xf) << BORDER_BOTTOM_STYLE_SHIFT);

	return CSS_OK;
}
#undef BORDER_BOTTOM_STYLE_MASK
#undef BORDER_BOTTOM_STYLE_SHIFT
#undef BORDER_BOTTOM_STYLE_INDEX

#define BORDER_LEFT_STYLE_INDEX 30
#define BORDER_LEFT_STYLE_SHIFT 0
#define BORDER_LEFT_STYLE_MASK  0xf
static inline css_error set_border_left_style(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[BORDER_LEFT_STYLE_INDEX];

	/* 4bits: type */
	*bits = (*bits & ~BORDER_LEFT_STYLE_MASK) |
			((type & 0xf) << BORDER_LEFT_STYLE_SHIFT);

	return CSS_OK;
}
#undef BORDER_LEFT_STYLE_MASK
#undef BORDER_LEFT_STYLE_SHIFT
#undef BORDER_LEFT_STYLE_INDEX

#define FONT_WEIGHT_INDEX 31
#define FONT_WEIGHT_SHIFT 4
#define FONT_WEIGHT_MASK  0xf0
static inline css_error set_font_weight(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[FONT_WEIGHT_INDEX];

	/* 4bits: type */
	*bits = (*bits & ~FONT_WEIGHT_MASK) |
			((type & 0xf) << FONT_WEIGHT_SHIFT);

	return CSS_OK;
}
#undef FONT_WEIGHT_MASK
#undef FONT_WEIGHT_SHIFT
#undef FONT_WEIGHT_INDEX

#define LIST_STYLE_TYPE_INDEX 31
#define LIST_STYLE_TYPE_SHIFT 0
#define LIST_STYLE_TYPE_MASK  0xf
static inline css_error set_list_style_type(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[LIST_STYLE_TYPE_INDEX];

	/* 4bits: type */
	*bits = (*bits & ~LIST_STYLE_TYPE_MASK) |
			((type & 0xf) << LIST_STYLE_TYPE_SHIFT);

	return CSS_OK;
}
#undef LIST_STYLE_TYPE_MASK
#undef LIST_STYLE_TYPE_SHIFT
#undef LIST_STYLE_TYPE_INDEX

#define OUTLINE_STYLE_INDEX 32
#define OUTLINE_STYLE_SHIFT 4
#define OUTLINE_STYLE_MASK  0xf0
static inline css_error set_outline_style(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[OUTLINE_STYLE_INDEX];

	/* 4bits: type */
	*bits = (*bits & ~OUTLINE_STYLE_MASK) |
			((type & 0xf) << OUTLINE_STYLE_SHIFT);

	return CSS_OK;
}
#undef OUTLINE_STYLE_MASK
#undef OUTLINE_STYLE_SHIFT
#undef OUTLINE_STYLE_INDEX

#define TABLE_LAYOUT_INDEX 32
#define TABLE_LAYOUT_SHIFT 2
#define TABLE_LAYOUT_MASK  0xc
static inline css_error set_table_layout(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[TABLE_LAYOUT_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~TABLE_LAYOUT_MASK) |
			((type & 0x3) << TABLE_LAYOUT_SHIFT);

	return CSS_OK;
}
#undef TABLE_LAYOUT_MASK
#undef TABLE_LAYOUT_SHIFT
#undef TABLE_LAYOUT_INDEX

#define UNICODE_BIDI_INDEX 32
#define UNICODE_BIDI_SHIFT 0
#define UNICODE_BIDI_MASK  0x3
static inline css_error set_unicode_bidi(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[UNICODE_BIDI_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~UNICODE_BIDI_MASK) |
			((type & 0x3) << UNICODE_BIDI_SHIFT);

	return CSS_OK;
}
#undef UNICODE_BIDI_MASK
#undef UNICODE_BIDI_SHIFT
#undef UNICODE_BIDI_INDEX

#define VISIBILITY_INDEX 33
#define VISIBILITY_SHIFT 6
#define VISIBILITY_MASK  0xc0
static inline css_error set_visibility(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[VISIBILITY_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~VISIBILITY_MASK) |
			((type & 0x3) << VISIBILITY_SHIFT);

	return CSS_OK;
}
#undef VISIBILITY_MASK
#undef VISIBILITY_SHIFT
#undef VISIBILITY_INDEX

#define LIST_STYLE_POSITION_INDEX 33
#define LIST_STYLE_POSITION_SHIFT 4
#define LIST_STYLE_POSITION_MASK  0x30
static inline css_error set_list_style_position(
		css_computed_style *style, uint8_t type)
{
	uint8_t *bits = &style->bits[LIST_STYLE_POSITION_INDEX];

	/* 2bits: type */
	*bits = (*bits & ~LIST_STYLE_POSITION_MASK) |
			((type & 0x3) << LIST_STYLE_POSITION_SHIFT);

	return CSS_OK;
}
#undef LIST_STYLE_POSITION_MASK
#undef LIST_STYLE_POSITION_SHIFT
#undef LIST_STYLE_POSITION_INDEX

#endif