neonucleus/src/unicode.c
2025-07-02 21:29:59 +02:00

372 lines
23 KiB
C

#include "neonucleus.h"
#include <assert.h>
#include <stdio.h>
#include <string.h>
// both tables copied from: https://github.com/MightyPirates/OpenComputers/blob/52da41b5e171b43fea80342dc75d808f97a0f797/src/main/scala/li/cil/oc/util/FontUtils.scala
static const unsigned char nn_unicode_charWidth_table[] = {
16, 16, 16, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 16, 33, 16, 16, 16, 34, 35, 36,
37, 38, 39, 40, 16, 16, 41, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 42, 43, 16, 16, 44, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 45, 16, 46, 47, 48, 49, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 50, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 51, 16, 16, 52,
53, 16, 54, 55, 56, 16, 16, 16, 16, 16, 16, 57, 16, 16, 58, 16, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68,
69, 70, 16, 71, 72, 73, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 74, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 75, 76, 16, 16, 16, 77, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 78, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 79, 80, 16, 16, 16, 16, 16, 16, 16, 81, 16, 16, 16, 16, 16, 82, 83, 84, 16, 16, 16, 16, 16, 85,
86, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 248, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 254, 255, 255, 255, 255, 191, 182, 0, 0, 0, 0, 0, 0, 0, 63, 0, 255, 23, 0, 0, 0, 0, 0, 248, 255,
255, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 192, 191, 159, 61, 0, 0, 0, 128, 2, 0, 0, 0, 255, 255, 255,
7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 192, 255, 1, 0, 0, 0, 0, 0, 0, 248, 15, 32, 0, 0, 192, 251, 239, 62, 0, 0,
0, 0, 0, 14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 248, 255, 255, 255, 255,
255, 7, 0, 0, 0, 0, 0, 0, 20, 254, 33, 254, 0, 12, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 16, 30, 32, 0, 0, 12, 0, 0,
64, 6, 0, 0, 0, 0, 0, 0, 16, 134, 57, 2, 0, 0, 0, 35, 0, 6, 0, 0, 0, 0, 0, 0, 16, 190, 33, 0, 0, 12, 0, 0,
252, 2, 0, 0, 0, 0, 0, 0, 144, 30, 32, 64, 0, 12, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 1, 32, 0, 0, 0, 0, 0, 0, 17,
0, 0, 0, 0, 0, 0, 192, 193, 61, 96, 0, 12, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 144, 64, 48, 0, 0, 12, 0, 0, 0, 3, 0,
0, 0, 0, 0, 0, 24, 30, 32, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 92, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
242, 7, 128, 127, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 242, 31, 0, 63, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 160,
2, 0, 0, 0, 0, 0, 0, 254, 127, 223, 224, 255, 254, 255, 255, 255, 31, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 224, 253, 102, 0, 0, 0, 195, 1, 0, 30, 0, 100, 32, 0, 32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 224, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 28, 0, 0, 0, 28, 0, 0, 0, 12, 0, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 176, 63, 64, 254,
15, 32, 0, 0, 0, 0, 0, 120, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 96, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 135, 1, 4, 14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
128, 9, 0, 0, 0, 0, 0, 0, 64, 127, 229, 31, 248, 159, 0, 0, 0, 0, 0, 0, 255, 127, 0, 0, 0, 0, 0, 0, 0, 0,
15, 0, 0, 0, 0, 0, 208, 23, 4, 0, 0, 0, 0, 248, 15, 0, 3, 0, 0, 0, 60, 59, 0, 0, 0, 0, 0, 0, 64, 163, 3, 0, 0,
0, 0, 0, 0, 240, 207, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 247, 255, 253, 33, 16,
3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 255, 255, 255,
251, 0, 248, 0, 0, 0, 124, 0, 0, 0, 0, 0, 0, 223, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255,
255, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 3, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 0, 0, 0, 0,
0, 60, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 128, 247, 63, 0, 0, 0, 192, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 68, 8, 0, 0, 96, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 48, 0, 0, 0, 255, 255, 3, 128, 0, 0, 0, 0, 192, 63, 0, 0, 128, 255, 3, 0,
0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 200, 51, 0, 0, 0, 0, 32, 0, 0,
0, 0, 0, 0, 0, 0, 126, 102, 0, 8, 16, 0, 0, 0, 0, 0, 16, 0, 0, 0, 0, 0, 0, 157, 193, 2, 0, 0, 0, 0, 48, 64, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32, 33, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 0, 0, 0,
64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 0, 0, 255,
255, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 1, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 192, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 110, 240, 0,
0, 0, 0, 0, 135, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 96, 0, 0, 0, 0, 0, 0, 0, 240, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 192, 255, 1, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 255, 127, 0, 0, 0, 0, 0, 0, 128,
3, 0, 0, 0, 0, 0, 120, 38, 0, 32, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 128, 239, 31, 0, 0, 0, 0, 0, 0, 0, 8, 0, 3, 0,
0, 0, 0, 0, 192, 127, 0, 30, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 211, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 128, 248, 7, 0, 0, 3, 0, 0, 0, 0, 0, 0, 24, 1, 0, 0, 0, 192, 31, 31, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 255, 92, 0, 0, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 248, 133, 13, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 60, 176, 1, 0, 0, 48, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
248, 167, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 40, 191, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 224, 188, 15, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 255, 6, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 240, 12, 1, 0, 0, 0, 254, 7, 0, 0, 0, 0, 248, 121, 128, 0, 126, 14, 0, 0, 0, 0, 0, 252,
127, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 127, 191, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 252, 255,
255, 252, 109, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 126, 180, 191, 0, 0, 0, 0, 0, 0, 0, 0, 0, 163, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 24, 0, 0, 0, 0, 0, 0, 0, 255,
1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 31, 0, 0, 0, 0, 0, 0, 0, 127, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0, 0, 128, 7, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 96, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 3, 248, 255, 231, 15, 0, 0, 0, 60, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 28, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255,
255, 255, 255, 255, 127, 248, 255, 255, 255, 255, 255, 31, 32, 0, 16, 0, 0, 248, 254, 255, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 127, 255, 255, 249, 219, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 127, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 240, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 127, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 240, 7, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
static const unsigned char nn_unicode_charWidth_wide_table[] = {
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 18, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 19, 16, 20, 21, 22, 16, 16, 16, 23, 16, 16, 24, 25, 26, 27, 28, 17,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 29,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 17, 17, 17, 17, 17, 17, 30, 16, 16, 16, 16, 31, 16, 16, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 17, 17, 17, 17, 17, 32, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 16, 16, 16, 33,
34, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 35, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
17, 17, 17, 17, 17, 17, 36, 17, 17, 37, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 17, 38, 39, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 40, 41, 42, 43, 44, 45, 46, 47, 16, 48, 49, 16, 16, 16, 16,
16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 0, 1, 0, 0, 0, 80, 184, 0, 0, 0, 0, 0, 0, 0, 224,
0, 0, 0, 1, 128, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 24, 0, 0, 0, 0, 0, 0, 33, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 251, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 15, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 63, 0, 0, 0, 255, 15, 255, 255, 255, 255,
255, 255, 255, 127, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 127, 254, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 224, 255, 255, 255, 255, 255, 254, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 127, 255, 255, 255, 255, 255, 7, 255, 255, 255, 255, 15, 0,
255, 255, 255, 255, 255, 127, 255, 255, 255, 255, 255, 0, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 0,
0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 31, 255, 255, 255, 255, 255, 255, 127, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255,
255, 255, 31, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 3, 0, 0, 255, 255, 255, 255, 247, 255, 127, 15, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 127, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 15, 0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 7, 0, 255, 255, 255, 127, 0, 0, 0, 0, 0,
0, 7, 0, 240, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
15, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 64, 254, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 255, 255, 255,
255, 255, 15, 255, 1, 3, 0, 63, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255,
1, 224, 191, 255, 255, 255, 255, 255, 255, 255, 255, 223, 255, 255, 15, 0, 255, 255, 255, 255,
255, 135, 15, 0, 255, 255, 17, 255, 255, 255, 255, 255, 255, 255, 255, 127, 253, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
159, 255, 255, 255, 255, 255, 255, 255, 63, 0, 120, 255, 255, 255, 0, 0, 4, 0, 0, 96, 0, 16, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 248, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 255, 255,
255, 255, 255, 255, 255, 255, 63, 16, 39, 0, 0, 24, 240, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 15, 0,
0, 0, 224, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 123, 252, 255, 255, 255,
255, 231, 199, 255, 255, 255, 231, 255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 15, 7, 7, 0, 63, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
static bool nn_unicode_is_continuation(unsigned char byte) {
return (byte >> 6) == 0b10;
}
bool nn_unicode_validate(const char *b) {
const unsigned char* s = (const unsigned char*)b;
while (*s) {
if(s[0] <= 0x7F) {
s++;
} else if((s[0] >> 5) == 0b110) {
if (!nn_unicode_is_continuation(s[1])) {
return false;
}
s += 2;
} else if((s[0] >> 4) == 0b1110) {
if (!nn_unicode_is_continuation(s[1])) {
return false;
}
if (!nn_unicode_is_continuation(s[2])) {
return false;
}
s += 3;
} else if((s[0] >> 3) == 0b11110) {
if (!nn_unicode_is_continuation(s[1])) {
return false;
}
if (!nn_unicode_is_continuation(s[2])) {
return false;
}
if (!nn_unicode_is_continuation(s[3])) {
return false;
}
s += 4;
} else {
return false;
}
}
return true;
}
// A general unicode library, which assumes unicode encoding.
// It is used to power the Lua architecture's Unicode API re-implementation.
// It can also just be used to deal with unicode.
char *nn_unicode_char(nn_Alloc *alloc, unsigned int *codepoints, size_t codepointCount) {
size_t len = 0;
for (size_t i = 0; i < codepointCount; i++) {
unsigned int codepoint = codepoints[i];
len += nn_unicode_codepointSize(codepoint);
}
char *buf = nn_alloc(alloc, len+1);
if (buf == NULL) return buf;
size_t j = 0;
for (size_t i = 0; i < codepointCount; i++) {
int codepoint = codepoints[i];
size_t codepointLen = 0;
const char *c = nn_unicode_codepointToChar(codepoint, &codepointLen);
memcpy(buf + j, c, codepointLen);
j += codepointLen;
}
buf[j] = '\0';
// this can only fail if size_t is smaller than a pointer and overflowed.
// IF THIS HAPPENS, THE SYSTEM HEADERS ARE BUGGED.
assert(j == len);
return buf;
}
unsigned int *nn_unicode_codepoints(nn_Alloc *alloc, const char *s, size_t *len) {
size_t l = nn_unicode_len(s);
unsigned int *buf = nn_alloc(alloc, sizeof(unsigned int) * l);
if(buf == NULL) return NULL;
if(len != NULL) *len = l;
size_t cur = 0;
size_t bufidx = 0;
while(s[cur] != 0) {
unsigned int point = nn_unicode_codepointAt(s, cur);
cur += nn_unicode_codepointSize(point);
buf[bufidx++] = point;
}
return buf;
}
size_t nn_unicode_len(const char *b) {
size_t count = 0;
const unsigned char* s = (const unsigned char*)b;
while (*s) {
count++;
if(s[0] <= 0x7F) {
s++;
} else if((s[0] >> 5) == 0b110) {
s += 2;
} else if((s[0] >> 4) == 0b1110) {
s += 3;
} else if((s[0] >> 3) == 0b11110) {
s += 4;
}
}
return count;
}
unsigned int nn_unicode_codepointAt(const char *s, size_t byteOffset) {
unsigned int point = 0;
const unsigned char *b = (const unsigned char *)s + byteOffset;
const unsigned char subpartMask = 0b111111;
// look into nn_unicode_codepointToChar as well.
if(b[0] <= 0x7F) {
return b[0];
} else if((b[0] >> 5) == 0b110) {
point += ((unsigned int)(b[0] & 0b11111)) << 6;
point += ((unsigned int)(b[1] & subpartMask));
} else if((b[0] >> 4) == 0b1110) {
point += ((unsigned int)(b[0] & 0b1111)) << 12;
point += ((unsigned int)(b[1] & subpartMask)) << 6;
point += ((unsigned int)(b[2] & subpartMask));
} else if((b[0] >> 3) == 0b11110) {
point += ((unsigned int)(b[0] & 0b111)) << 18;
point += ((unsigned int)(b[1] & subpartMask)) << 12;
point += ((unsigned int)(b[2] & subpartMask)) << 6;
point += ((unsigned int)(b[3] & subpartMask));
}
return point;
}
size_t nn_unicode_codepointSize(unsigned int codepoint) {
if (codepoint <= 0x007f) {
return 1;
} else if (codepoint <= 0x07ff) {
return 2;
} else if (codepoint <= 0xffff) {
return 3;
} else if (codepoint <= 0x10ffff) {
return 4;
}
return 1;
}
const char *nn_unicode_codepointToChar(unsigned int codepoint, size_t *len) {
size_t codepointSize = nn_unicode_codepointSize(codepoint);
*len = codepointSize;
static char buffer[4];
memset(buffer, 0, 4); // Clear static array
if (codepointSize == 1) {
buffer[0] = (char)codepoint;
} else if (codepointSize == 2) {
buffer[0] = 0b11000000 + ((codepoint >> 6) & 0b11111);
buffer[1] = 0b10000000 + (codepoint & 0b111111);
} else if (codepointSize == 3) {
buffer[0] = 0b11100000 + ((codepoint >> 12) & 0b1111);
buffer[1] = 0b10000000 + ((codepoint >> 6) & 0b111111);
buffer[2] = 0b10000000 + (codepoint & 0b111111);
} else if (codepointSize == 4) {
buffer[0] = 0b11110000 + ((codepoint >> 18) & 0b111);
buffer[1] = 0b10000000 + ((codepoint >> 12) & 0b111111);
buffer[2] = 0b10000000 + ((codepoint >> 6) & 0b111111);
buffer[3] = 0b10000000 + (codepoint & 0b111111);
}
return buffer;
}
// copied straight from opencomputers and musl's libc
// https://github.com/MightyPirates/OpenComputers/blob/52da41b5e171b43fea80342dc75d808f97a0f797/src/main/scala/li/cil/oc/util/FontUtils.scala#L205
// https://git.musl-libc.org/cgit/musl/tree/src/ctype/wcwidth.c
size_t nn_unicode_charWidth(unsigned int codepoint) {
if (codepoint < 0xff) {
if (((codepoint + 1) & 0x7f) >= 0x21) {
return 1;
} else {
return 0;
}
} else if ((codepoint & 0xfffeffff) < 0xfffe) {
if ((nn_unicode_charWidth_table[nn_unicode_charWidth_table[codepoint>>8]*32+((codepoint&255)>>3)]>>(codepoint&7))&1)
return 0;
if ((nn_unicode_charWidth_wide_table[nn_unicode_charWidth_wide_table[codepoint>>8]*32+((codepoint&255)>>3)]>>(codepoint&7))&1)
return 2;
return 1;
} else if (codepoint-0x20000 < 0x20000) {
return 2;
} else if (codepoint == 0xe0001 || codepoint-0xe0020 < 0x5f || codepoint-0xe0100 < 0xef) {
return 0;
}
return 1;
}
size_t nn_unicode_wlen(const char *s) {
size_t wlen = 0;
while (*s) {
unsigned int codepoint = nn_unicode_codepointAt(s, 0);
size_t codepointSize = nn_unicode_codepointSize(codepoint);
wlen += nn_unicode_charWidth(codepoint);
s += codepointSize;
}
return wlen;
}
// NOT IMPLEMENTED YET
unsigned int nn_unicode_upperCodepoint(unsigned int codepoint);
char *nn_unicode_upper(nn_Alloc *alloc, const char *s);
unsigned int nn_unicode_lowerCodepoint(unsigned int codepoint);
char *nn_unicode_lower(nn_Alloc *alloc, const char *s);