diff options
Diffstat (limited to 'sal/textenc/generate/gb180302000.pl')
| -rw-r--r-- | sal/textenc/generate/gb180302000.pl | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/sal/textenc/generate/gb180302000.pl b/sal/textenc/generate/gb180302000.pl new file mode 100644 index 000000000..7543e7a69 --- /dev/null +++ b/sal/textenc/generate/gb180302000.pl @@ -0,0 +1,296 @@ +#!/usr/bin/env perl +# +# This file is part of the LibreOffice project. +# +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. +# +# This file incorporates work covered by the following license notice: +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed +# with this work for additional information regarding copyright +# ownership. The ASF licenses this file to you under the Apache +# License, Version 2.0 (the "License"); you may not use this file +# except in compliance with the License. You may obtain a copy of +# the License at http://www.apache.org/licenses/LICENSE-2.0 . +# + +# The following files must be available in a ./input subdir: + +# <http://oss.software.ibm.com/cvs/icu/~checkout~/charset/data/xml/ +# gb-18030-2000.xml?rev=1.4&content-type=text/plain>: +# "modified version="3" date="2001-02-21"" + +$id = "Gb180302000"; + +sub printUtf32 +{ + my $utf32 = $_[0]; + return sprintf("U+%04X", $utf32); +} + +sub printGb +{ + if (defined($_[2])) + { + return sprintf("%02X%02X%02X%02X", $_[0], $_[1], $_[2], $_[3]); + } + elsif (defined($_[1])) + { + return sprintf("%02X%02X", $_[0], $_[1]); + } + else + { + return sprintf("%02X", $_[0]); + } +} + +$gb_map_2_count = 0; +$gb_map_4_count = 0; +$gb_map_4_ranges = 0; +$gb_map_4_max = 0; +$uni_map_count = 0; + +$range_count = 0; + +if (1) +{ + $filename = "gb-18030-2000.xml"; + open IN, ("input/" . $filename) or die "Cannot read " . $filename; + while (<IN>) + { + if (/^[ \t]*<a +u=\"([0-9A-F]+)\" +b=\"([0-7][0-9A-F])\"\/>$/) + { + $utf32 = oct("0x" . $1); + $gb1 = oct("0x" . $2); + ($utf32 == $gb1) + or die "Bad " . printUtf32($utf32) . " to " . printGb($gb1); + } + elsif (/^[ \t]*<a +u=\"([0-9A-F]+)\" +b=\"([89A-F][0-9A-F]) ([4-789A-F][0-9A-F])\"\/>$/) + { + $utf32 = oct("0x" . $1); + $gb1 = oct("0x" . $2); + $gb2 = oct("0x" . $3); + $gb_code = ($gb1 - 0x81) * 190 + + ($gb2 <= 0x7E ? $gb2 - 0x40 : $gb2 - 0x80 + 63); + !defined($gb_map_2[$gb_code]) + or die "Redefined " . printGb($gb1, $gb2); + $gb_map_2[$gb_code] = $utf32; + ++$gb_map_2_count; + + !defined($uni_map[$utf32]) or die "Double Unicode mapping"; + $uni_map[$utf32] = $gb1 << 8 | $gb2; + ++$uni_map_count; + } + elsif (/^[ \t]*<a +u=\"([0-9A-F]+)\" +b=\"([89A-F][0-9A-F]) (3[0-9]) ([89A-F][0-9A-F]) (3[0-9])\"\/>$/) + { + $utf32 = oct("0x" . $1); + $gb1 = oct("0x" . $2); + $gb2 = oct("0x" . $3); + $gb3 = oct("0x" . $4); + $gb4 = oct("0x" . $5); + $gb_code = ($gb1 - 0x81) * 12600 + + ($gb2 - 0x30) * 1260 + + ($gb3 - 0x81) * 10 + + ($gb4 - 0x30); + !defined($gb_map_4[$gb_code]) + or die "Redefined " . printGb($gb1, $gb2, $gb3, $gb4); + $gb_map_4[$gb_code] = $utf32; + ++$gb_map_4_count; + $gb_map_4_max = $gb_code if ($gb_code > $gb_map_4_max); + + !defined($uni_map[$utf32]) or die "Double Unicode mapping"; + $uni_map[$utf32] = $gb1 << 24 | $gb2 << 16 | $gb3 << 8 | $gb4; + ++$uni_map_count; + } + elsif (/<a /) + { + die "Bad format"; + } + elsif (/^[ \t]*<range +uFirst=\"([0-9A-F]+)\" +uLast=\"([0-9A-F]+)\" +bFirst=\"([89A-F][0-9A-F]) (3[0-9]) ([89A-F][0-9A-F]) (3[0-9])\" +bLast=\"([89A-F][0-9A-F]) (3[0-9]) ([89A-F][0-9A-F]) (3[0-9])\" +bMin=\"81 30 81 30\" +bMax=\"FE 39 FE 39\"\/>$/) + { + $utf32_first = oct("0x" . $1); + $utf32_last = oct("0x" . $2); + $gb1_first = oct("0x" . $3); + $gb2_first = oct("0x" . $4); + $gb3_first = oct("0x" . $5); + $gb4_first = oct("0x" . $6); + $gb1_last = oct("0x" . $7); + $gb2_last = oct("0x" . $8); + $gb3_last = oct("0x" . $9); + $gb4_last = oct("0x" . $10); + $linear_first + = ($gb1_first - 0x81) * 12600 + + ($gb2_first - 0x30) * 1260 + + ($gb3_first - 0x81) * 10 + + ($gb4_first - 0x30); + $linear_last + = ($gb1_last - 0x81) * 12600 + + ($gb2_last - 0x30) * 1260 + + ($gb3_last - 0x81) * 10 + + ($gb4_last - 0x30); + ($utf32_last - $utf32_first == $linear_last - $linear_first) + or die "Bad range"; + if ($linear_first != 189000 || $linear_last != 1237575) + { + $range_uni_first[$range_count] = $utf32_first; + $range_uni_last[$range_count] + = ($utf32_last == 0xD7FF ? 0xDFFF : $utf32_last); + $range_linear_first[$range_count] = $linear_first; + $range_linear_last[$range_count] = $linear_last; + ++$range_count; + $gb_map_4_ranges += $linear_last - $linear_first + 1; + $gb_map_4_max = $linear_last + if ($linear_last > $gb_map_4_max); + } + } + elsif (/<range /) + { + die "Bad format"; + } + } + close IN; +} + +print "gb_map_2_count = ", $gb_map_2_count, + ", gb_map_4_count = ", $gb_map_4_count, + ", gb_map_4_ranges = ", $gb_map_4_ranges, + ", gb_map_4_max = ", $gb_map_4_max, + ", uni_map_count = ", $uni_map_count, "\n"; +($gb_map_2_count == 23940) or die "Bad gb_map_2_count != 23940"; +($gb_map_4_max == $gb_map_4_count + $gb_map_4_ranges - 1) + or die "Bad gb_map_4_max != gb_map_4_count + gb_map_4_ranges"; +($uni_map_count + $gb_map_4_ranges == 0x10000 - (0xE000 - 0xD800) - 0x80) + or die "Bad uni_map_count"; + +$range_index = 0; +$gb_nonrangedataindex[$range_index] = $gb_map_2_count; +for ($gb_code = 0; $gb_code < $gb_map_4_max; ++$gb_code) +{ + if (defined($gb_map_4[$gb_code])) + { + $gb_map_2[$gb_map_2_count++] = $gb_map_4[$gb_code]; + } + else + { + ($gb_code == $range_linear_first[$range_index]) or die "Bad input"; + $gb_code = $range_linear_last[$range_index]; + ++$range_index; + $gb_nonrangedataindex[$range_index] = $gb_map_2_count; + } +} +($range_index == $range_count) or die "Bad input"; + +$filename = lc($id) . ".tab"; +open OUT, ("> " . $filename) or die "Cannot write " . $filename; + +{ + $filename = lc($id). ".pl"; + open IN, $filename or die "Cannot read ". $filename; + $first = 1; + while (<IN>) + { + if (/^\#!.*$/) + { + } + elsif (/^\#(\*.*)$/) + { + if ($first == 1) + { + print OUT "/", $1, "\n"; + $first = 0; + } + else + { + print OUT " ", substr($1, 0, length($1) - 1), "/\n"; + } + } + elsif (/^\# (.*)$/) + { + print OUT " *", $1, "\n"; + } + elsif (/^\#(.*)$/) + { + print OUT " *", $1, "\n"; + } + else + { + goto done; + } + } + done: +} + +print OUT "\n", + "#include \"convertgb18030.h\"\n", + "\n", + "#include \"sal/types.h\"\n", + "\n"; + +print OUT "static sal_Unicode const aImpl", $id, "ToUnicodeData[] = {\n "; +for ($gb_code = 0; $gb_code < $gb_map_2_count; ++$gb_code) +{ + printf OUT "0x%04X,", $gb_map_2[$gb_code]; + if ($gb_code % 8 == 7 && $gb_code != $gb_map_2_count - 1) + { + print OUT "\n "; + } +} +print OUT "\n};\n\n"; + +print OUT "static ImplGb180302000ToUnicodeRange const\n aImpl", + $id, + "ToUnicodeRanges[] = {\n"; +for ($range_index = 0; $range_index < $range_count; ++$range_index) +{ + printf OUT " { %d, %d, %d, 0x%04X },\n", + $gb_nonrangedataindex[$range_index], + $range_linear_first[$range_index], + $range_linear_last[$range_index] + 1, + $range_uni_first[$range_index]; +} +print OUT " { -1, 0, 0, 0 }\n};\n\n"; + +print OUT "static sal_uInt32 const aImplUnicodeTo", $id, "Data[] = {\n "; +$index = 0; +$range_index = 0; +$uni_nonrangedataindex[$range_index] = $index; +for ($utf32 = 0x80; $utf32 <= 0xFFFF; ++$utf32) +{ + if (defined($uni_map[$utf32])) + { + if ($index > 0 && ($index - 1) % 6 == 5) + { + print OUT "\n "; + } + $bytes = $uni_map[$utf32]; + printf OUT ($bytes <= 0xFFFF ? " 0x%04X," : "0x%08X,"), $bytes; + ++$index; + } + else + { + ($utf32 == $range_uni_first[$range_index]) or die "Bad input"; + $utf32 = $range_uni_last[$range_index]; + ++$range_index; + $uni_nonrangedataindex[$range_index] = $index; + } +} +($range_index == $range_count) or die "Bad input"; +print OUT "\n};\n\n"; + +print OUT "static ImplUnicodeToGb180302000Range const\n aImplUnicodeTo", + $id, + "Ranges[] = {\n"; +for ($range_index = 0; $range_index < $range_count; ++$range_index) +{ + printf OUT " { %d, 0x%04X, 0x%04X, %d },\n", + $uni_nonrangedataindex[$range_index], + $range_uni_first[$range_index], + $range_uni_last[$range_index], + $range_linear_first[$range_index]; +} +print OUT "};\n"; + +close OUT; |