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eci: Add support for all ECIs (Big5, Korean, UCS-2BE)

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gitlost 2021-01-11 18:11:41 +00:00
parent 9795049322
commit 7fe930b4dc
53 changed files with 51324 additions and 907 deletions
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36
backend/sjis.c
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@ -1,6 +1,6 @@
/*
libzint - the open source barcode library
Copyright (C) 2008-2020 Robin Stuart <rstuart114@gmail.com>
Copyright (C) 2019-2021 Robin Stuart <rstuart114@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
@ -57,9 +57,7 @@
#endif
#include "common.h"
#include "sjis.h"
/* Convert Unicode to other encodings */
INTERNAL int utf_to_eci(const int eci, const unsigned char source[], unsigned char dest[], int *length);
#include "eci.h"
/*
* JISX0201.1976-0 (libiconv-1.16/lib/jisx0201.h)
@ -1516,7 +1514,7 @@ INTERNAL int sjis_wctomb_zint(unsigned int *r, const unsigned int wc) {
}
/* Convert UTF-8 string to Shift JIS and place in array of ints */
INTERNAL int sjis_utf8tomb(struct zint_symbol *symbol, const unsigned char source[], int *p_length,
INTERNAL int sjis_utf8(struct zint_symbol *symbol, const unsigned char source[], int *p_length,
unsigned int *jisdata) {
int error_number;
unsigned int i, length;
@ -1541,23 +1539,29 @@ INTERNAL int sjis_utf8tomb(struct zint_symbol *symbol, const unsigned char sourc
return 0;
}
/* Convert UTF-8 string to single byte ECI and place in array of ints */
INTERNAL int sjis_utf8tosb(const int eci, const unsigned char source[], int *p_length, unsigned int *jisdata,
/* Convert UTF-8 string to ECI and place in array of ints */
INTERNAL int sjis_utf8_to_eci(const int eci, const unsigned char source[], int *p_length, unsigned int *jisdata,
const int full_multibyte) {
int error_number;
if (is_eci_convertible(eci)) {
int error_number;
int eci_length = get_eci_length(eci, source, *p_length);
#ifndef _MSC_VER
unsigned char single_byte[*p_length + 1];
unsigned char converted[eci_length + 1];
#else
unsigned char *single_byte = (unsigned char *) _alloca(*p_length + 1);
unsigned char *converted = (unsigned char *) _alloca(eci_length + 1);
#endif
error_number = utf_to_eci(eci, source, single_byte, p_length);
if (error_number != 0) {
// Note not setting `symbol->errtxt`, up to caller
return error_number;
}
error_number = utf8_to_eci(eci, source, converted, p_length);
if (error_number != 0) {
// Note not setting `symbol->errtxt`, up to caller
return error_number;
}
sjis_cpy(single_byte, p_length, jisdata, full_multibyte);
sjis_cpy(converted, p_length, jisdata, full_multibyte);
} else {
sjis_cpy(source, p_length, jisdata, full_multibyte);
}
return 0;
}