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Full multibyte option_3 for QR, HANXIN, GRIDMATRIX

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gitlost 2020-04-02 14:41:13 +01:00
parent f02851b3c1
commit 61cd413fe4
18 changed files with 653 additions and 434 deletions
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56
backend/gb18030.c
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@ -2902,7 +2902,7 @@ INTERNAL int gb18030_utf8tomb(struct zint_symbol *symbol, const unsigned char so
}
/* Convert UTF-8 string to single byte ECI and place in array of ints */
INTERNAL int gb18030_utf8tosb(int eci, const unsigned char source[], size_t* p_length, unsigned int* gbdata) {
INTERNAL int gb18030_utf8tosb(int eci, const unsigned char source[], size_t* p_length, unsigned int* gbdata, int full_multibyte) {
int error_number;
#ifndef _MSC_VER
unsigned char single_byte[*p_length + 1];
@ -2916,42 +2916,50 @@ INTERNAL int gb18030_utf8tosb(int eci, const unsigned char source[], size_t* p_l
return error_number;
}
gb18030_cpy(single_byte, p_length, gbdata);
gb18030_cpy(single_byte, p_length, gbdata, full_multibyte);
return 0;
}
/* Copy byte input stream to array of ints, putting double-bytes that match HANXIN Chinese mode in single entry, and quad-bytes in 2 entries */
INTERNAL void gb18030_cpy(const unsigned char source[], size_t* p_length, unsigned int* gbdata) {
/* If `full_multibyte` set, copy byte input stream to array of ints, putting double-bytes that match HANXIN Chinese mode in single entry,
* and quad-bytes in 2 entries. If `full_multibyte` not set, do a straight copy */
INTERNAL void gb18030_cpy(const unsigned char source[], size_t* p_length, unsigned int* gbdata, int full_multibyte) {
unsigned int i, j, length;
int done;
unsigned char c1, c2, c3, c4;
for (i = 0, j = 0, length = *p_length; i < length; i++, j++) {
done = 0;
c1 = source[i];
if (length - i >= 2) {
if (c1 >= 0x81 && c1 <= 0xFE) {
c2 = source[i + 1];
if ((c2 >= 0x40 && c2 <= 0x7E) || (c2 >= 0x80 && c2 <= 0xFE)) {
gbdata[j] = (c1 << 8) | c2;
i++;
done = 1;
} else if (length - i >= 4 && (c2 >= 0x30 && c2 <= 0x39)) {
c3 = source[i + 2];
c4 = source[i + 3];
if ((c3 >= 0x81 && c3 <= 0xFE) && (c4 >= 0x30 && c4 <= 0x39)) {
gbdata[j++] = (c1 << 8) | c2;
gbdata[j] = (c3 << 8) | c4;
i += 3;
if (full_multibyte) {
for (i = 0, j = 0, length = *p_length; i < length; i++, j++) {
done = 0;
c1 = source[i];
if (length - i >= 2) {
if (c1 >= 0x81 && c1 <= 0xFE) {
c2 = source[i + 1];
if ((c2 >= 0x40 && c2 <= 0x7E) || (c2 >= 0x80 && c2 <= 0xFE)) {
gbdata[j] = (c1 << 8) | c2;
i++;
done = 1;
} else if (length - i >= 4 && (c2 >= 0x30 && c2 <= 0x39)) {
c3 = source[i + 2];
c4 = source[i + 3];
if ((c3 >= 0x81 && c3 <= 0xFE) && (c4 >= 0x30 && c4 <= 0x39)) {
gbdata[j++] = (c1 << 8) | c2;
gbdata[j] = (c3 << 8) | c4;
i += 3;
done = 1;
}
}
}
}
if (!done) {
gbdata[j] = c1;
}
}
if (!done) {
gbdata[j] = c1;
*p_length = j;
} else {
/* Straight copy */
for (i = 0, length = *p_length; i < length; i++) {
gbdata[i] = source[i];
}
}
*p_length = j;
}