mirror of
https://git.code.sf.net/p/zint/code
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2287b9ab0a
and remove *.TXT from backend/tools/data, adding GB2312.TXT README manual: try to make scaling info more exact, and re-iterate no text printed for raster with scale < 1; move CLI HRT section up; add one-page docs/manual.html to git - should do same for 3.1M manual.pdf?? other: remove some no longer used backend/tools, readme-cmake
332 lines
11 KiB
PHP
332 lines
11 KiB
PHP
<?php
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/* Generate ECI single-byte tables & routines from unicode.org mapping files */
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/*
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libzint - the open source barcode library
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Copyright (C) 2022-2023 Robin Stuart <rstuart114@gmail.com>
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*/
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/* SPDX-License-Identifier: BSD-3-Clause */
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/*
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* To create "backend/eci_sb.h" (from project root directory):
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*
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* php backend/tools/gen_eci_sb_h.php
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*/
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$basename = basename(__FILE__);
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$dirname = dirname(__FILE__);
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$opts = getopt('d:o:');
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$out_dirname = isset($opts['o']) ? $opts['o'] : ($dirname . '/..'); // Where to put output.
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$out = array();
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$head = <<<'EOD'
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/* eci_sb.h - Extended Channel Interpretations single-byte, generated by "backend/tools/gen_eci_sb_h.php"
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from "https://unicode.org/Public/MAPPINGS/ISO8859/8859-*.TXT"
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and "https://unicode.org/Public/MAPPINGS/VENDORS/MICSFT/WINDOWS/CP125*.TXT" */
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/*
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libzint - the open source barcode library
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Copyright (C) 2021-2022 Robin Stuart <rstuart114@gmail.com>
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the project nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE.
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*/
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/* SPDX-License-Identifier: BSD-3-Clause */
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#ifndef Z_ECI_SB_H
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#define Z_ECI_SB_H
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EOD;
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$out = explode("\n", $head);
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$u_iso8859 = <<<'EOD'
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/* Forward reference to base ISO/IEC 8859 routine - see "eci.c" */
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static int u_iso8859(const unsigned int u, const unsigned short *tab_s, const unsigned short *tab_u,
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const unsigned char *tab_sb, int e, unsigned char *dest);
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EOD;
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$out = array_merge($out, explode("\n", $u_iso8859));
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$iso8859_comments = array(
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array(), array(), // 0-1
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// ECI Description
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array( '4', 'Latin alphabet No. 2 (Latin-2)' ),
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array( '5', 'Latin alphabet No. 3 (Latin-3) (South European)' ),
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array( '6', 'Latin alphabet No. 4 (Latin-4) (North European)' ),
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array( '7', 'Latin/Cyrillic' ),
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array( '8', 'Latin/Arabic' ),
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array( '9', 'Latin/Greek' ),
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array( '10', 'Latin/Hebrew' ),
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array( '11', 'Latin alphabet No. 5 (Latin-5) (Latin/Turkish)' ),
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array( '12', 'Latin alphabet No. 6 (Latin-6) (Nordic)' ),
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array( '13', 'Latin/Thai' ),
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array(),
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array( '15', 'Latin alphabet No. 7 (Latin-7) (Baltic Rim)' ),
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array( '16', 'Latin alphabet No. 8 (Latin-8) (Celtic)' ),
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array( '17', 'Latin alphabet No. 9 (Latin-9)' ),
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array( '18', 'Latin alphabet No. 10 (Latin-10) (South-Eastern European)' ),
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);
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// Read the 8859 files.
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$tot_8859 = 0;
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for ($k = 2; $k <= 16; $k++) {
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if ($k == 12) continue;
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$file = 'https://unicode.org/Public/MAPPINGS/ISO8859/' . '8859-' . $k . '.TXT';
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if (($get = file_get_contents($file)) === false) {
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error_log($error = "$basename: ERROR: Could not read mapping file \"$file\"");
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exit($error . PHP_EOL);
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}
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$lines = explode("\n", $get);
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// Parse the file.
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$sort = array();
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$sb = array();
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$same = array();
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foreach ($lines as $line) {
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$line = trim($line);
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if ($line === '' || strncmp($line, '0x', 2) !== 0 || strpos($line, "*** NO MAPPING ***") !== false) {
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continue;
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}
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$matches = array();
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if (preg_match('/^0x([0-9A-F]{2})[ \t]+0x([0-9A-F]{4})[ \t].*$/', $line, $matches)) {
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$mb = hexdec($matches[1]);
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$unicode = hexdec($matches[2]);
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if ($unicode >= 0xA0) {
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if ($unicode <= 0xFF && $unicode == $mb) {
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$same[] = $mb;
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} else {
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$sort[] = $unicode;
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$sb[] = $mb;
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}
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}
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}
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}
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sort($same);
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array_multisort($sort, $sb);
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$s = array( 0, 0, 0, 0, 0, 0 );
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for ($i = 0, $cnt = count($same); $i < $cnt; $i++) {
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$v = $same[$i] - 0xA0;
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$j = $v >> 4;
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$s[$j] |= 1 << ($v & 0xF);
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}
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// Output.
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$out[] = '';
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$out[] = '/* Tables for ISO/IEC 8859-' . $k . ' */';
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$out[] = 'static const unsigned short iso8859_' . $k . '_s[6] = { /* Straight-thru bit-flags */';
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$line = ' ';
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for ($i = 0; $i < 6; $i++) {
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$line .= sprintf(" 0x%04X,", $s[$i]);
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}
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$out[] = $line;
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$out[] = '};';
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$tot_8859 += 6 * 2;
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$cnt = count($sort);
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$out[] = 'static const unsigned short iso8859_' . $k . '_u[' . $cnt . '] = { /* Unicode codepoints sorted */';
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$line = ' ';
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for ($i = 0; $i < $cnt; $i++) {
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if ($i && $i % 8 === 0) {
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$out[] = $line;
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$line = ' ';
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}
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$line .= sprintf(' 0x%04X,', $sort[$i]);
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}
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if ($line !== ' ') {
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$out[] = $line;
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}
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$out[] = '};';
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$tot_8859 += $cnt * 2;
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$cnt = count($sb);
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$out[] = 'static const unsigned char iso8859_' . $k . '_sb[' . $cnt . '] = { /* Single-byte in Unicode order */';
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$line = ' ';
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for ($i = 0; $i < $cnt; $i++) {
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if ($i && $i % 8 === 0) {
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$out[] = $line;
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$line = ' ';
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}
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$line .= sprintf(' 0x%02X,', $sb[$i]);
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}
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if ($line !== ' ') {
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$out[] = $line;
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}
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$out[] = '};';
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$tot_8859 += $cnt;
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$out[] = '';
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$out[] = '/* ECI ' . $iso8859_comments[$k][0] . ' ISO/IEC 8859-' . $k . ' ' . $iso8859_comments[$k][1] . ' */';
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$out[] = 'static int u_iso8859_' . $k . '(const unsigned int u, unsigned char *dest) {';
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$out[] = ' return u_iso8859(u, iso8859_' . $k . '_s, iso8859_' . $k . '_u, iso8859_' . $k . '_sb, ARRAY_SIZE(iso8859_' . $k . '_u) - 1, dest);';
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$out[] = '}';
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}
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if (0) {
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$out[] = '';
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$out[] = '/* Total ISO/IEC 8859 bytes: ' . $tot_8859 . ' */';
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}
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$u_cp125x = <<<'EOD'
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/* Forward reference to base Windows-125x routine - see "eci.c" */
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static int u_cp125x(const unsigned int u, const unsigned short *tab_s, const unsigned short *tab_u,
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const unsigned char *tab_sb, int e, unsigned char *dest);
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EOD;
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$out = array_merge($out, explode("\n", $u_cp125x));
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$cp125x_comments = array(
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// ECI Description
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array( '21', 'Latin 2 (Central Europe)' ),
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array( '22', 'Cyrillic' ),
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array( '23', 'Latin 1' ),
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array(), array(), array(),
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array( '24', 'Arabic' ),
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);
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// Read the Windows 125x files.
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$tot_cp125x = 0;
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for ($k = 0; $k <= 6; $k++) {
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if ($k >= 3 && $k <= 5) continue;
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$file = 'https://unicode.org/Public/MAPPINGS/VENDORS/MICSFT/WINDOWS/' . 'CP125' . $k . '.TXT';
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if (($get = file_get_contents($file)) === false) {
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error_log($error = "$basename: ERROR: Could not read mapping file \"$file\"");
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exit($error . PHP_EOL);
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}
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$lines = explode("\n", $get);
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// Parse the file.
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$sort = array();
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$sb = array();
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$same = array();
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foreach ($lines as $line) {
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$line = trim($line);
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if ($line === '' || strncmp($line, '0x', 2) !== 0 || strpos($line, "*** NO MAPPING ***") !== false) {
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continue;
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}
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$matches = array();
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if (preg_match('/^0x([0-9A-F]{2})[ \t]+0x([0-9A-F]{4})[ \t].*$/', $line, $matches)) {
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$mb = hexdec($matches[1]);
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$unicode = hexdec($matches[2]);
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if ($unicode >= 0x80) {
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if ($unicode <= 0xFF && $unicode == $mb) {
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$same[] = $mb;
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} else {
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$sort[] = $unicode;
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$sb[] = $mb;
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}
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}
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}
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}
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sort($same);
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array_multisort($sort, $sb);
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$s = array( 0, 0, 0, 0, 0, 0 );
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for ($i = 0, $cnt = count($same); $i < $cnt; $i++) {
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$v = $same[$i] - 0xA0;
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$j = $v >> 4;
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$s[$j] |= 1 << ($v & 0xF);
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}
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// Output.
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$out[] = '';
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$out[] = '/* Tables for Windows 125' . $k . ' */';
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$out[] = 'static const unsigned short cp125' . $k . '_s[6] = { /* Straight-thru bit-flags */';
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$line = ' ';
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for ($i = 0; $i < 6; $i++) {
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$line .= sprintf(" 0x%04X,", $s[$i]);
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}
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$out[] = $line;
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$out[] = '};';
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$tot_cp125x += 6 * 2;
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$cnt = count($sort);
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$out[] = 'static const unsigned short cp125' . $k . '_u[' . $cnt . '] = { /* Unicode codepoints sorted */';
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$line = ' ';
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for ($i = 0; $i < $cnt; $i++) {
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if ($i && $i % 8 === 0) {
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$out[] = $line;
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$line = ' ';
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}
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$line .= sprintf(' 0x%04X,', $sort[$i]);
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}
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if ($line !== ' ') {
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$out[] = $line;
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}
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$out[] = '};';
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$tot_cp125x += $cnt * 2;
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$cnt = count($sb);
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$out[] = 'static const unsigned char cp125' . $k . '_sb[' . $cnt . '] = { /* Single-byte in Unicode order */';
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$line = ' ';
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for ($i = 0; $i < $cnt; $i++) {
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if ($i && $i % 8 === 0) {
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$out[] = $line;
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$line = ' ';
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}
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$line .= sprintf(' 0x%02X,', $sb[$i]);
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}
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if ($line !== ' ') {
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$out[] = $line;
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}
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$out[] = '};';
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$tot_cp125x += $cnt;
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$out[] = '';
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$out[] = '/* ECI ' . $cp125x_comments[$k][0] . ' Windows-125' . $k . ' ' . $cp125x_comments[$k][1] . ' */';
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$out[] = 'static int u_cp125' . $k . '(const unsigned int u, unsigned char *dest) {';
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$out[] = ' return u_cp125x(u, cp125' . $k . '_s, cp125' . $k . '_u, cp125' . $k . '_sb, ARRAY_SIZE(cp125' . $k . '_u) - 1, dest);';
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$out[] = '}';
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}
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if (0) {
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$out[] = '';
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$out[] = '/* Total Windows 125x bytes: ' . $tot_cp125x . ' */';
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$out[] = '';
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$out[] = '/* Total bytes: ' . ($tot_8859 + $tot_cp125x) . ' */';
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}
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$out[] = '';
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$out[] = '#endif /* Z_ECI_SB_H */';
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file_put_contents($out_dirname . '/eci_sb.h', implode("\n", $out) . "\n");
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/* vim: set ts=4 sw=4 et : */
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