38 lines
920 B
JavaScript
38 lines
920 B
JavaScript
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'use strict';
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const Packet = require('./packet');
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const Iconv = require('iconv-lite');
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class PacketIconvEncoded extends Packet {
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constructor(buf, pos, end, encoding) {
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super(buf, pos, end);
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this.encoding = encoding;
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}
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readStringLength() {
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const len = this.readUnsignedLength();
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if (len === null) return null;
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this.pos += len;
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return Iconv.decode(this.buf.slice(this.pos - len, this.pos), this.encoding);
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}
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readString(beg, len) {
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return Iconv.decode(this.buf.slice(beg, beg + len), this.encoding);
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}
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subPacketLengthEncoded() {
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const len = this.readUnsignedLength();
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this.skip(len);
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return new PacketIconvEncoded(this.buf, this.pos - len, this.pos, this.encoding);
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}
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readStringRemaining() {
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const str = Iconv.decode(this.buf.slice(this.pos, this.end), this.encoding);
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this.pos = this.end;
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return str;
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}
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}
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module.exports = PacketIconvEncoded;
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