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https://github.com/rn10950/RetroZilla.git
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241 lines
7.6 KiB
Perl
241 lines
7.6 KiB
Perl
#!/usr/local/bin/perl
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# ***** BEGIN LICENSE BLOCK *****
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# Version: MPL 1.1/GPL 2.0/LGPL 2.1
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#
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# The contents of this file are subject to the Mozilla Public License Version
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# 1.1 (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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# http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS IS" basis,
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# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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# for the specific language governing rights and limitations under the
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# License.
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#
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# The Original Code is mozilla.org code.
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#
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# The Initial Developer of the Original Code is
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# Netscape Communications Corporation.
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# Portions created by the Initial Developer are Copyright (C) 1998
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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# Frang Tang
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#
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# Alternatively, the contents of this file may be used under the terms of
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# either the GNU General Public License Version 2 or later (the "GPL"), or
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# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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# in which case the provisions of the GPL or the LGPL are applicable instead
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# of those above. If you wish to allow use of your version of this file only
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# under the terms of either the GPL or the LGPL, and not to allow others to
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# use your version of this file under the terms of the MPL, indicate your
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# decision by deleting the provisions above and replace them with the notice
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# and other provisions required by the GPL or the LGPL. If you do not delete
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# the provisions above, a recipient may use your version of this file under
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# the terms of any one of the MPL, the GPL or the LGPL.
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#
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# ***** END LICENSE BLOCK *****
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package genverifier;
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use strict;
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use vars qw(@ISA @EXPORT @EXPORT_OK $VERSION);
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use Exporter;
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$VERSION = 1.00;
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@ISA = qw(Exporter);
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@EXPORT = qw(
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GenVerifier
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);
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@EXPORT_OK = qw();
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sub GenNPL {
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my($ret) = << "END_MPL";
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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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END_MPL
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return $ret;
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}
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##--------------------------------------------------------------
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sub GetClass {
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my($char, $clstbl) = @_;
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my($l);
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for($l =0; $l <= @$clstbl; $l++) {
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if(($clstbl->[$l][0] <= $char) && ($char <= $clstbl->[$l][1]))
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{
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return $clstbl->[$l][2];
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}
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}
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print "WARNING- there are no class for $char\n";
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};
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##--------------------------------------------------------------
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sub GenClassPkg {
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my($name, $bits) = @_;
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return GenPkg($name, $bits, "_cls");
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}
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##--------------------------------------------------------------
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sub GenStatePkg {
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my($name, $bits) = @_;
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return GenPkg($name, $bits, "_st");
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};
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##--------------------------------------------------------------
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sub GenPkg {
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my($name, $bits, $tbl) = @_;
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my($ret);
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$ret = " {\n" .
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" eIdxSft" . $bits . "bits, \n" .
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" eSftMsk" . $bits . "bits, \n" .
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" eBitSft" . $bits . "bits, \n" .
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" eUnitMsk" . $bits . "bits, \n" .
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" " . $name . $tbl . " \n" .
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" }";
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return $ret;
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};
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##--------------------------------------------------------------
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sub Gen4BitsClass {
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my($name, $clstbl) = @_;
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my($i,$j);
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my($cls);
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my($ret);
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$ret = "";
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$ret .= "static const PRUint32 " . $name . "_cls [ 256 / 8 ] = {\n";
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for($i = 0; $i < 0x100; $i+= 8) {
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$ret .= "PCK4BITS(";
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for($j = $i; $j < $i + 8; $j++) {
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$cls = &GetClass($j,$clstbl);
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$ret .= sprintf("%d", $cls) ;
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if($j != ($i+7)) {
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$ret .= ",";
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}
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}
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if( $i+8 >= 0x100) {
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$ret .= ") ";
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} else {
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$ret .= "),";
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}
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$ret .= sprintf(" // %02x - %02x \n", $i, ($i+7));
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}
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$ret .= "};\n";
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return $ret;
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};
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##--------------------------------------------------------------
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sub GenVerifier {
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my($name, $charset, $cls, $numcls, $st) = @_;
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my($ret);
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$ret = GenNPL();
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$ret .= GenNote();
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$ret .= GenHeader();
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$ret .= Gen4BitsClass($name, $cls);
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$ret .= "\n\n";
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$ret .= Gen4BitsState($name, $st);
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$ret .= "\n\n";
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$ret .= "static nsVerifier ns" . $name . "Verifier = {\n";
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$ret .= ' "' . $charset . '",' . "\n";
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$ret .= GenClassPkg($name, 4);
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$ret .= ",\n";
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$ret .= " " . $numcls;
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$ret .= ",\n";
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$ret .= GenStatePkg($name, 4);
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$ret .= "\n};\n";
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return $ret;
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};
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##--------------------------------------------------------------
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sub Gen4BitsState {
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my($name, $sttbl) = @_;
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my($lenafterpad) = (((@$sttbl-1) >> 3) + 1) << 3;
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my($i,$j);
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my($ret);
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$ret = "";
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$ret .= "static const PRUint32 " . $name . "_st [ " . ($lenafterpad >> 3) . "] = {\n";
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for($i = 0; $i < $lenafterpad ; $i+= 8) {
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$ret .= "PCK4BITS(";
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for($j = $i; $j < $i + 8; $j++) {
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if(0 == $sttbl->[$j]) {
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$ret .= "eStart";
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} else { if(1 == $sttbl->[$j]) {
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$ret .= "eError";
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} else { if(2 == $sttbl->[$j]) {
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$ret .= "eItsMe";
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} else {
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$ret .= sprintf(" %d", $sttbl->[$j]) ;
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}}}
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if($j != ($i+7)) {
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$ret .= ",";
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}
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}
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if( $i+8 >= $lenafterpad ) {
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$ret .= ") ";
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} else {
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$ret .= "),";
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}
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$ret .= sprintf("//%02x-%02x \n", $i, ($i+7));
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}
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$ret .= "};\n";
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return $ret;
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};
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##--------------------------------------------------------------
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sub GenNote {
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my($ret) = << "END_NOTE";
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/*
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* DO NOT EDIT THIS DOCUMENT MANUALLY !!!
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* THIS FILE IS AUTOMATICALLY GENERATED BY THE TOOLS UNDER
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* mozilla/intl/chardet/tools/
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* Please contact ftang\@netscape.com or mozilla-i18n\@mozilla.org
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* if you have any question. Thanks
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*/
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END_NOTE
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return $ret;
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}
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##--------------------------------------------------------------
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sub GenHeader {
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my($ret) = << "END_HEADER";
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#include "nsVerifier.h"
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END_HEADER
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return $ret;
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}
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##--------------------------------------------------------------
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1; # this should be the last line
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