xref: /OK3568_Linux_fs/kernel/Documentation/admin-guide/cifs/winucase_convert.pl (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun#!/usr/bin/perl -w
2*4882a593Smuzhiyun#
3*4882a593Smuzhiyun# winucase_convert.pl -- convert "Windows 8 Upper Case Mapping Table.txt" to
4*4882a593Smuzhiyun#                        a two-level set of C arrays.
5*4882a593Smuzhiyun#
6*4882a593Smuzhiyun#   Copyright 2013: Jeff Layton <jlayton@redhat.com>
7*4882a593Smuzhiyun#
8*4882a593Smuzhiyun#   This program is free software: you can redistribute it and/or modify
9*4882a593Smuzhiyun#   it under the terms of the GNU General Public License as published by
10*4882a593Smuzhiyun#   the Free Software Foundation, either version 3 of the License, or
11*4882a593Smuzhiyun#   (at your option) any later version.
12*4882a593Smuzhiyun#
13*4882a593Smuzhiyun#   This program is distributed in the hope that it will be useful,
14*4882a593Smuzhiyun#   but WITHOUT ANY WARRANTY; without even the implied warranty of
15*4882a593Smuzhiyun#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16*4882a593Smuzhiyun#   GNU General Public License for more details.
17*4882a593Smuzhiyun#
18*4882a593Smuzhiyun#   You should have received a copy of the GNU General Public License
19*4882a593Smuzhiyun#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
20*4882a593Smuzhiyun#
21*4882a593Smuzhiyun
22*4882a593Smuzhiyunwhile(<>) {
23*4882a593Smuzhiyun	next if (!/^0x(..)(..)\t0x(....)\t/);
24*4882a593Smuzhiyun	$firstchar = hex($1);
25*4882a593Smuzhiyun	$secondchar = hex($2);
26*4882a593Smuzhiyun	$uppercase = hex($3);
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun	$top[$firstchar][$secondchar] = $uppercase;
29*4882a593Smuzhiyun}
30*4882a593Smuzhiyun
31*4882a593Smuzhiyunfor ($i = 0; $i < 256; $i++) {
32*4882a593Smuzhiyun	next if (!$top[$i]);
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun	printf("static const wchar_t t2_%2.2x[256] = {", $i);
35*4882a593Smuzhiyun	for ($j = 0; $j < 256; $j++) {
36*4882a593Smuzhiyun		if (($j % 8) == 0) {
37*4882a593Smuzhiyun			print "\n\t";
38*4882a593Smuzhiyun		} else {
39*4882a593Smuzhiyun			print " ";
40*4882a593Smuzhiyun		}
41*4882a593Smuzhiyun		printf("0x%4.4x,", $top[$i][$j] ? $top[$i][$j] : 0);
42*4882a593Smuzhiyun	}
43*4882a593Smuzhiyun	print "\n};\n\n";
44*4882a593Smuzhiyun}
45*4882a593Smuzhiyun
46*4882a593Smuzhiyunprintf("static const wchar_t *const toplevel[256] = {", $i);
47*4882a593Smuzhiyunfor ($i = 0; $i < 256; $i++) {
48*4882a593Smuzhiyun	if (($i % 8) == 0) {
49*4882a593Smuzhiyun		print "\n\t";
50*4882a593Smuzhiyun	} elsif ($top[$i]) {
51*4882a593Smuzhiyun		print " ";
52*4882a593Smuzhiyun	} else {
53*4882a593Smuzhiyun		print "  ";
54*4882a593Smuzhiyun	}
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun	if ($top[$i]) {
57*4882a593Smuzhiyun		printf("t2_%2.2x,", $i);
58*4882a593Smuzhiyun	} else {
59*4882a593Smuzhiyun		print "NULL,";
60*4882a593Smuzhiyun	}
61*4882a593Smuzhiyun}
62*4882a593Smuzhiyunprint "\n};\n\n";
63