/*
* Copyright (c) 2008-2021 Jonathan Schleifer <js@nil.im>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* 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_u_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, 0x0454, 0x2554, 0x0456, 0x0457,
0x2557, 0x2558, 0x2559, 0x255A, 0x255B, 0x0491, 0x255D, 0x255E,
0x255F, 0x2560, 0x2561, 0x0401, 0x0404, 0x2563, 0x0406, 0x0407,
0x2566, 0x2567, 0x2568, 0x2569, 0x256A, 0x0490, 0x256C, 0x00A9,
0x044E, 0x0430, 0x0431, 0x0446, 0x0434, 0x0435, 0x0444, 0x0433,
0x0445, 0x0438, 0x0439, 0x043A, 0x043B, 0x043C, 0x043D, 0x043E,
0x043F, 0x044F, 0x0440, 0x0441, 0x0442, 0x0443, 0x0436, 0x0432,
0x044C, 0x044B, 0x0437, 0x0448, 0x044D, 0x0449, 0x0447, 0x044A,
0x042E, 0x0410, 0x0411, 0x0426, 0x0414, 0x0415, 0x0424, 0x0413,
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_u_table_offset =
256 - (sizeof(of_koi8_u_table) / sizeof(*of_koi8_u_table));
static const unsigned 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 unsigned char page4[] = {
0xB3, 0x00, 0x00, 0xB4, 0x00, 0xB6, 0xB7, 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, 0x00, 0x00, 0xA4, 0x00, 0xA6, 0xA7, 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, 0xBD,
0xAD
};
static const uint8_t page4Start = 0x01;
static const unsigned 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 unsigned char page23[] = {
0x93, 0x9B
};
static const uint8_t page23Start = 0x20;
static const unsigned 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, 0x00, 0xA5, 0x00, 0xA7, 0xA8,
0xA9, 0xAA, 0xAB, 0xAC, 0x00, 0xAE, 0xAF, 0xB0,
0xB1, 0xB2, 0x00, 0xB5, 0x00, 0x00, 0xB8, 0xB9,
0xBA, 0xBB, 0xBC, 0x00, 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;
bool
of_unicode_to_koi8_u(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 idx;
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;
}