dns-packet-typescript/dist/rnull.js

An abstract-encoding compliant module for encoding / decoding DNS packets

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.encodingLength = exports.decode = exports.encode = void 0;
function encode(data, buf, offset) {
    if (offset === void 0) { offset = 0; }
    if (!buf)
        buf = Buffer.allocUnsafe(encodingLength(data));
    if (!offset)
        offset = 0;
    if (typeof data === 'string')
        data = Buffer.from(data);
    if (!data)
        data = Buffer.allocUnsafe(0);
    var oldOffset = offset;
    offset += 2;
    var len = data.length;
    data.copy(buf, offset, 0, len);
    offset += len;
    buf.writeUInt16BE(offset - oldOffset - 2, oldOffset);
    encode.bytes = offset - oldOffset;
    return buf;
}
exports.encode = encode;
encode.bytes = 0;
function decode(buf, offset) {
    if (offset === void 0) { offset = 0; }
    if (!offset)
        offset = 0;
    var oldOffset = offset;
    var len = buf.readUInt16BE(offset);
    offset += 2;
    var data = buf.slice(offset, offset + len);
    offset += len;
    decode.bytes = offset - oldOffset;
    return data;
}
exports.decode = decode;
decode.bytes = 0;
function encodingLength(data) {
    if (!data)
        return 2;
    return (Buffer.isBuffer(data) ? data.length : Buffer.byteLength(data)) + 2;
}
exports.encodingLength = encodingLength;
//# sourceMappingURL=rnull.js.map