56 lines
1.4 KiB
JavaScript
56 lines
1.4 KiB
JavaScript
// 2-byte charsets:
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const charsets = ["Big5", "EUC-KR"];
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const ScriptableUnicodeConverter = Components.Constructor(
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"@mozilla.org/intl/scriptableunicodeconverter",
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"nsIScriptableUnicodeConverter"
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);
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var gConverter;
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function error(inString, outString, msg) {
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var dispIn = "";
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var dispOut = "";
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var i;
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for (i = 0; i < inString.length; ++i) {
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dispIn += " x" + inString.charCodeAt(i).toString(16);
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}
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if (!outString.length) {
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dispOut = "<empty>";
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} else {
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for (i = 0; i < outString.length; ++i) {
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dispOut += " x" + outString.charCodeAt(i).toString(16);
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}
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}
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dump('"' + dispIn + '" ==> "' + dispOut + '"\n');
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do_throw("security risk: " + msg);
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}
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function IsASCII(charCode) {
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return charCode <= 0x7e;
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}
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function test(inString) {
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var outString = gConverter.ConvertToUnicode(inString) + gConverter.Finish();
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var outLen = outString.length;
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if (
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IsASCII(inString.charCodeAt(1)) &&
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(outLen < 4 || outString.charCodeAt(outLen - 4) == 0xfffd)
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) {
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error(inString, outString, "ASCII input eaten in " + gConverter.charset);
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}
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}
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function run_test() {
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gConverter = new ScriptableUnicodeConverter();
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for (var i = 0; i < charsets.length; ++i) {
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gConverter.charset = charsets[i];
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var byte1, byte2;
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for (byte1 = 1; byte1 < 0x100; ++byte1) {
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for (byte2 = 1; byte2 < 0x100; ++byte2) {
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test(String.fromCharCode(byte1, byte2) + "foo");
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}
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}
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}
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}
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