dns-suite.js/pure-parser-cli.js

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'use strict';
// EXAMPLE:
// node pure-parser.js samples/a-0.mdns.bin
// pass a terminal arg
var filename = process.argv[2];
if (!filename) {
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console.error("Usage: node pure-parser-cli.js <path/to/sample.bin>");
console.error("Example: node pure-parser-cli.js ./samples/services-0.mdns.bin");
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process.exit(1);
}
var PromiseA = require('bluebird');
var fs = PromiseA.promisifyAll(require('fs'));
var pdns = require('./pure-parser');
fs.readFileAsync(filename, null).then(function (nb) {
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//
// current reference impl
//
//console.log(require('native-dns-packet').parse(nb));
//
// other reference impl
//
console.log(require('dns-js').DNSPacket.parse(nb));
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// nb is a Uint8Array (ArrayBufferView) for nb.buffer
// nb.buffer is the actual ArrayBuffer
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var packet = pdns.unpack(nb.buffer);
console.log('[packet]', nb.byteLength, 'bytes:');
console.log(packet);
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});