const charset = "EUC-JP" ;
const ScriptableUnicodeConverter = Components.Constructor(
"@mozilla.org/intl/scriptableunicodeconverter" ,
"nsIScriptableUnicodeConverter"
);
var gConverter;
function error(inString, outString, msg) {
var dispIn = "" ;
var dispOut = "" ;
var i;
for (i = 0; i < inString.length; ++i) {
dispIn += " x" + inString.charCodeAt(i).toString(16);
}
if (!outString.length) {
dispOut = "" ;
} else {
for (i = 0; i < outString.length; ++i) {
dispOut += " x" + outString.charCodeAt(i).toString(16);
}
}
dump('"' + dispIn + '" ==> "' + dispOut + '"\n' );
do_throw("security risk: " + msg);
}
function test(inString) {
var outString = gConverter.ConvertToUnicode(inString) + gConverter.Finish();
switch (outString.length) {
case 0:
case 1:
case 2:
error(inString, outString, "Unexpected error" );
break ;
case 3:
error(inString, outString, "3 byte sequence eaten" );
break ;
case 4:
if (
outString.charCodeAt(0) < 0x80 &&
outString.charCodeAt(1) < 0x80 &&
outString.charCodeAt(2) < 0x80 &&
outString.charCodeAt(3) < 0x80
) {
error(inString, outString, "3 byte sequence converted to 1 ASCII" );
}
break ;
case 5:
if (
outString != inString &&
outString.charCodeAt(0) < 0x80 &&
outString.charCodeAt(1) < 0x80 &&
outString.charCodeAt(2) < 0x80 &&
outString.charCodeAt(3) < 0x80 &&
outString.charCodeAt(4) < 0x80
) {
error(inString, outString, "3 byte sequence converted to 2 ASCII" );
}
break ;
case 6:
if (
outString != inString &&
outString.charCodeAt(0) < 0x80 &&
outString.charCodeAt(1) < 0x80 &&
outString.charCodeAt(2) < 0x80 &&
outString.charCodeAt(3) < 0x80 &&
outString.charCodeAt(4) < 0x80 &&
outString.charCodeAt(5) < 0x80
) {
error(inString, outString, "3 byte sequence converted to 3 ASCII" );
}
break ;
}
}
function run_test() {
gConverter = new ScriptableUnicodeConverter();
gConverter.charset = charset;
var byte1, byte2, byte3;
for (byte1 = 1; byte1 < 0x100; ++byte1) {
for (byte2 = 1; byte2 < 0x100; ++byte2) {
if (byte1 == 0x8f) {
for (byte3 = 1; byte3 < 0x100; ++byte3) {
test(String.fromCharCode(byte1, byte2, byte3) + "foo" );
}
} else {
test(String.fromCharCode(byte1, byte2) + " foo" );
}
}
}
}
Messung V0.5 C=86 H=78 G=81
¤ Dauer der Verarbeitung: 0.3 Sekunden
¤
*© Formatika GbR, Deutschland