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Add convenience API funcs ZBarcode_UTF8_To_ECI() and

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`ZBarcode_Dest_Len_ECI()`, primarily for ZXingC++ but also useful
  in general
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gitlost
2025-03-02 20:50:55 +00:00
parent 99f94b1027
commit d0465375bb
12 changed files with 647 additions and 167 deletions
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47
backend/eci_sb.h
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@@ -1,9 +1,10 @@
/* eci_sb.h - Extended Channel Interpretations single-byte, generated by "backend/tools/gen_eci_sb_h.php"
from "https://unicode.org/Public/MAPPINGS/ISO8859/8859-*.TXT"
and "https://unicode.org/Public/MAPPINGS/VENDORS/MICSFT/WINDOWS/CP125*.TXT" */
/* eci_sb.h - Extended Channel Interpretations single-byte, generated by "backend/tools/gen_eci_sb_h.php" from
"https://unicode.org/Public/MAPPINGS/VENDORS/MICSFT/PC/CP437.TXT" (for libzueci compatibility) and
"https://unicode.org/Public/MAPPINGS/ISO8859/8859-*.TXT" and
"https://unicode.org/Public/MAPPINGS/VENDORS/MICSFT/WINDOWS/CP125*.TXT" */
/*
libzint - the open source barcode library
Copyright (C) 2021-2022 Robin Stuart <rstuart114@gmail.com>
Copyright (C) 2021-2025 Robin Stuart <rstuart114@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
@@ -35,6 +36,44 @@
#ifndef Z_ECI_SB_H
#define Z_ECI_SB_H
/* Tables for ECI 2 CP437 (for libzueci compatibility) */
static const unsigned short cp437_u[128] = { /* Unicode codepoints sorted */
0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A5, 0x00AA, 0x00AB, 0x00AC,
0x00B0, 0x00B1, 0x00B2, 0x00B5, 0x00B7, 0x00BA, 0x00BB, 0x00BC,
0x00BD, 0x00BF, 0x00C4, 0x00C5, 0x00C6, 0x00C7, 0x00C9, 0x00D1,
0x00D6, 0x00DC, 0x00DF, 0x00E0, 0x00E1, 0x00E2, 0x00E4, 0x00E5,
0x00E6, 0x00E7, 0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED,
0x00EE, 0x00EF, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F6, 0x00F7,
0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FF, 0x0192, 0x0393, 0x0398,
0x03A3, 0x03A6, 0x03A9, 0x03B1, 0x03B4, 0x03B5, 0x03C0, 0x03C3,
0x03C4, 0x03C6, 0x207F, 0x20A7, 0x2219, 0x221A, 0x221E, 0x2229,
0x2248, 0x2261, 0x2264, 0x2265, 0x2310, 0x2320, 0x2321, 0x2500,
0x2502, 0x250C, 0x2510, 0x2514, 0x2518, 0x251C, 0x2524, 0x252C,
0x2534, 0x253C, 0x2550, 0x2551, 0x2552, 0x2553, 0x2554, 0x2555,
0x2556, 0x2557, 0x2558, 0x2559, 0x255A, 0x255B, 0x255C, 0x255D,
0x255E, 0x255F, 0x2560, 0x2561, 0x2562, 0x2563, 0x2564, 0x2565,
0x2566, 0x2567, 0x2568, 0x2569, 0x256A, 0x256B, 0x256C, 0x2580,
0x2584, 0x2588, 0x258C, 0x2590, 0x2591, 0x2592, 0x2593, 0x25A0,
};
static const unsigned char cp437_sb[128] = { /* Single-byte in Unicode order */
0xFF, 0xAD, 0x9B, 0x9C, 0x9D, 0xA6, 0xAE, 0xAA,
0xF8, 0xF1, 0xFD, 0xE6, 0xFA, 0xA7, 0xAF, 0xAC,
0xAB, 0xA8, 0x8E, 0x8F, 0x92, 0x80, 0x90, 0xA5,
0x99, 0x9A, 0xE1, 0x85, 0xA0, 0x83, 0x84, 0x86,
0x91, 0x87, 0x8A, 0x82, 0x88, 0x89, 0x8D, 0xA1,
0x8C, 0x8B, 0xA4, 0x95, 0xA2, 0x93, 0x94, 0xF6,
0x97, 0xA3, 0x96, 0x81, 0x98, 0x9F, 0xE2, 0xE9,
0xE4, 0xE8, 0xEA, 0xE0, 0xEB, 0xEE, 0xE3, 0xE5,
0xE7, 0xED, 0xFC, 0x9E, 0xF9, 0xFB, 0xEC, 0xEF,
0xF7, 0xF0, 0xF3, 0xF2, 0xA9, 0xF4, 0xF5, 0xC4,
0xB3, 0xDA, 0xBF, 0xC0, 0xD9, 0xC3, 0xB4, 0xC2,
0xC1, 0xC5, 0xCD, 0xBA, 0xD5, 0xD6, 0xC9, 0xB8,
0xB7, 0xBB, 0xD4, 0xD3, 0xC8, 0xBE, 0xBD, 0xBC,
0xC6, 0xC7, 0xCC, 0xB5, 0xB6, 0xB9, 0xD1, 0xD2,
0xCB, 0xCF, 0xD0, 0xCA, 0xD8, 0xD7, 0xCE, 0xDF,
0xDC, 0xDB, 0xDD, 0xDE, 0xB0, 0xB1, 0xB2, 0xFE,
};
/* Forward reference to base ISO/IEC 8859 routine - see "eci.c" */
static int u_iso8859(const unsigned int u, const unsigned short *tab_s, const unsigned short *tab_u,
const unsigned char *tab_sb, int e, unsigned char *dest);