3497                 var reader = new FileReader();
3499                 reader.onload = function(e) {
3502                 reader.onerror = function(e) {
3505                 reader.readAsArrayBuffer(data);
3565         if (!this.reader.readAndCheckSignature(expectedSignature)) {
3566             this.reader.index -= 4;
3567             var signature = this.reader.readString(4);
3578         var currentIndex = this.reader.index;
3579         this.reader.setIndex(askedIndex);
3580         var signature = this.reader.readString(4);
3582         this.reader.setIndex(currentIndex);
3589         this.diskNumber = this.reader.readInt(2);
3590         this.diskWithCentralDirStart = this.reader.readInt(2);
3591         this.centralDirRecordsOnThisDisk = this.reader.readInt(2);
3592         this.centralDirRecords = this.reader.readInt(2);
3593         this.centralDirSize = this.reader.readInt(4);
3594         this.centralDirOffset = this.reader.readInt(4);
3596         this.zipCommentLength = this.reader.readInt(2);
3600         var zipComment = this.reader.readData(this.zipCommentLength);
3614         this.zip64EndOfCentralSize = this.reader.readInt(8);
3615         this.reader.skip(4);
3618         this.diskNumber = this.reader.readInt(4);
3619         this.diskWithCentralDirStart = this.reader.readInt(4);
3620         this.centralDirRecordsOnThisDisk = this.reader.readInt(8);
3621         this.centralDirRecords = this.reader.readInt(8);
3622         this.centralDirSize = this.reader.readInt(8);
3623         this.centralDirOffset = this.reader.readInt(8);
3632             extraFieldId = this.reader.readInt(2);
3633             extraFieldLength = this.reader.readInt(4);
3634             extraFieldValue = this.reader.readData(extraFieldLength);
3646         this.diskWithZip64CentralDirStart = this.reader.readInt(4);
3647         this.relativeOffsetEndOfZip64CentralDir = this.reader.readInt(8);
3648         this.disksCount = this.reader.readInt(4);
3660             this.reader.setIndex(file.localHeaderOffset);
3662             file.readLocalPart(this.reader);
3673         this.reader.setIndex(this.centralDirOffset);
3674         while (this.reader.readAndCheckSignature(sig.CENTRAL_FILE_HEADER)) {
3678             file.readCentralPart(this.reader);
3698         var offset = this.reader.lastIndexOfSignature(sig.CENTRAL_DIRECTORY_END);
3715         this.reader.setIndex(offset);
3744             offset = this.reader.lastIndexOfSignature(sig.ZIP64_CENTRAL_DIRECTORY_LOCATOR);
3748             this.reader.setIndex(offset);
3755 …this.relativeOffsetEndOfZip64CentralDir = this.reader.lastIndexOfSignature(sig.ZIP64_CENTRAL_DIREC…
3760             this.reader.setIndex(this.relativeOffsetEndOfZip64CentralDir);
3781                 this.reader.zero = extraBytes;
3788         this.reader = readerFor(data);
3866     readLocalPart: function(reader) {  argument
3874         reader.skip(22);
3886         this.fileNameLength = reader.readInt(2);
3887 …localExtraFieldsLength = reader.readInt(2); // can't be sure this will be the same as the central …
3889         this.fileName = reader.readData(this.fileNameLength);
3890         reader.skip(localExtraFieldsLength);
3900 …ect(this.compressedSize, this.uncompressedSize, this.crc32, compression, reader.readData(this.comp…
3907     readCentralPart: function(reader) {  argument
3908         this.versionMadeBy = reader.readInt(2);
3909         reader.skip(2);
3911         this.bitFlag = reader.readInt(2);
3912         this.compressionMethod = reader.readString(2);
3913         this.date = reader.readDate();
3914         this.crc32 = reader.readInt(4);
3915         this.compressedSize = reader.readInt(4);
3916         this.uncompressedSize = reader.readInt(4);
3917         var fileNameLength = reader.readInt(2);
3918         this.extraFieldsLength = reader.readInt(2);
3919         this.fileCommentLength = reader.readInt(2);
3920         this.diskNumberStart = reader.readInt(2);
3921         this.internalFileAttributes = reader.readInt(2);
3922         this.externalFileAttributes = reader.readInt(4);
3923         this.localHeaderOffset = reader.readInt(4);
3930         reader.skip(fileNameLength);
3931         this.readExtraFields(reader);
3932         this.parseZIP64ExtraField(reader);
3933         this.fileComment = reader.readData(this.fileCommentLength);
3996     readExtraFields: function(reader) {  argument
3997         var end = reader.index + this.extraFieldsLength,
4006         while (reader.index + 4 < end) {
4007             extraFieldId = reader.readInt(2);
4008             extraFieldLength = reader.readInt(2);
4009             extraFieldValue = reader.readData(extraFieldLength);
4018         reader.setIndex(end);