Overview
| Comment: | More efficient UTF-8 -> KOI8-R conversion |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
681b4cbcb539f849c9cfaae15059b04a |
| User & Date: | js on 2017-02-12 23:10:42 |
| Other Links: | manifest | tags |
Context
|
2017-02-12
| ||
| 23:27 | More efficient UTF-8 -> KOI8-U conversion check-in: 9f12177fbc user: js tags: trunk | |
| 23:10 | More efficient UTF-8 -> KOI8-R conversion check-in: 681b4cbcb5 user: js tags: trunk | |
| 22:33 | More efficient UTF-8 -> Codepage 858 conversion check-in: db5cf4d595 user: js tags: trunk | |
Changes
Modified src/encodings/koi8_r.m from [50cff4d7ad] to [c791fdb9f2].
| ︙ | ︙ | |||
13 14 15 16 17 18 19 20 21 22 23 24 25 26 |
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#import "OFString.h"
const of_char16_t of_koi8_r_table[] = {
0x2500, 0x2502, 0x250C, 0x2510, 0x2514, 0x2518, 0x251C, 0x2524,
0x252C, 0x2534, 0x253C, 0x2580, 0x2584, 0x2588, 0x258C, 0x2590,
0x2591, 0x2592, 0x2593, 0x2320, 0x25A0, 0x2219, 0x221A, 0x2248,
0x2264, 0x2265, 0x00A0, 0x2321, 0x00B0, 0x00B2, 0x00B7, 0x00F7,
0x2550, 0x2551, 0x2552, 0x0451, 0x2553, 0x2554, 0x2555, 0x2556,
| > > | 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 |
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#import "OFString.h"
#import "common.h"
const of_char16_t of_koi8_r_table[] = {
0x2500, 0x2502, 0x250C, 0x2510, 0x2514, 0x2518, 0x251C, 0x2524,
0x252C, 0x2534, 0x253C, 0x2580, 0x2584, 0x2588, 0x258C, 0x2590,
0x2591, 0x2592, 0x2593, 0x2320, 0x25A0, 0x2219, 0x221A, 0x2248,
0x2264, 0x2265, 0x00A0, 0x2321, 0x00B0, 0x00B2, 0x00B7, 0x00F7,
0x2550, 0x2551, 0x2552, 0x0451, 0x2553, 0x2554, 0x2555, 0x2556,
|
| ︙ | ︙ | |||
35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 |
0x0425, 0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E,
0x041F, 0x042F, 0x0420, 0x0421, 0x0422, 0x0423, 0x0416, 0x0412,
0x042C, 0x042B, 0x0417, 0x0428, 0x042D, 0x0429, 0x0427, 0x042A
};
const size_t of_koi8_r_table_offset =
256 - (sizeof(of_koi8_r_table) / sizeof(*of_koi8_r_table));
bool
of_unicode_to_koi8_r(const of_unichar_t *input, unsigned char *output,
size_t length, bool lossy)
{
for (size_t i = 0; i < length; i++) {
of_unichar_t c = input[i];
if OF_UNLIKELY (c > 0x7F) {
if OF_UNLIKELY (c > 0xFFFF) {
if (lossy) {
output[i] = '?';
continue;
} else
return false;
}
| > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > < < < < < < < < < | < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < > > | < < < < < < < < < < < < < < < < < | < < < < < < < < < < < < < < | < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < < | | | > | | < < < | 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 |
0x0425, 0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E,
0x041F, 0x042F, 0x0420, 0x0421, 0x0422, 0x0423, 0x0416, 0x0412,
0x042C, 0x042B, 0x0417, 0x0428, 0x042D, 0x0429, 0x0427, 0x042A
};
const size_t of_koi8_r_table_offset =
256 - (sizeof(of_koi8_r_table) / sizeof(*of_koi8_r_table));
static const char page0[] = {
0x9A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xBF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x9C, 0x00, 0x9D, 0x00, 0x00, 0x00, 0x00, 0x9E,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x9F
};
static const uint8_t page0Start = 0xA0;
static const uint16_t page0Size = sizeof(page0) / sizeof(*page0);
static const char page4[] = {
0xB3, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xE1,
0xE2, 0xF7, 0xE7, 0xE4, 0xE5, 0xF6, 0xFA, 0xE9,
0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF, 0xF0, 0xF2,
0xF3, 0xF4, 0xF5, 0xE6, 0xE8, 0xE3, 0xFE, 0xFB,
0xFD, 0xFF, 0xF9, 0xF8, 0xFC, 0xE0, 0xF1, 0xC1,
0xC2, 0xD7, 0xC7, 0xC4, 0xC5, 0xD6, 0xDA, 0xC9,
0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF, 0xD0, 0xD2,
0xD3, 0xD4, 0xD5, 0xC6, 0xC8, 0xC3, 0xDE, 0xDB,
0xDD, 0xDF, 0xD9, 0xD8, 0xDC, 0xC0, 0xD1, 0x00,
0xA3
};
static const uint8_t page4Start = 0x01;
static const uint16_t page4Size = sizeof(page4) / sizeof(*page4);
static const char page22[] = {
0x95, 0x96, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x97,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x98, 0x99
};
static const uint8_t page22Start = 0x19;
static const uint16_t page22Size = sizeof(page22) / sizeof(*page22);
static const char page23[] = {
0x93, 0x9B
};
static const uint8_t page23Start = 0x20;
static const uint16_t page23Size = sizeof(page23) / sizeof(*page23);
static const char page25[] = {
0x80, 0x00, 0x81, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x82, 0x00, 0x00, 0x00,
0x83, 0x00, 0x00, 0x00, 0x84, 0x00, 0x00, 0x00,
0x85, 0x00, 0x00, 0x00, 0x86, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x87, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x88, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x89, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x8A, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xA0, 0xA1, 0xA2, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8,
0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0xAE, 0xAF, 0xB0,
0xB1, 0xB2, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9,
0xBA, 0xBB, 0xBC, 0xBD, 0xBE, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x8B, 0x00, 0x00, 0x00, 0x8C, 0x00, 0x00, 0x00,
0x8D, 0x00, 0x00, 0x00, 0x8E, 0x00, 0x00, 0x00,
0x8F, 0x90, 0x91, 0x92, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x94
};
static const uint8_t page25Start = 0x00;
static const uint16_t page25Size = sizeof(page25) / sizeof(*page25);
bool
of_unicode_to_koi8_r(const of_unichar_t *input, unsigned char *output,
size_t length, bool lossy)
{
for (size_t i = 0; i < length; i++) {
of_unichar_t c = input[i];
if OF_UNLIKELY (c > 0x7F) {
uint8_t index;
if OF_UNLIKELY (c > 0xFFFF) {
if (lossy) {
output[i] = '?';
continue;
} else
return false;
}
switch (c >> 8) {
CASE_MISSING_IS_ERROR(0)
CASE_MISSING_IS_ERROR(4)
CASE_MISSING_IS_ERROR(22)
CASE_MISSING_IS_ERROR(23)
CASE_MISSING_IS_ERROR(25)
default:
if (lossy) {
output[i] = '?';
continue;
} else
return false;
}
} else
output[i] = (unsigned char)c;
}
return true;
}
|