mirror of
https://github.com/jwetzell/psn-js.git
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28 lines
663 B
JavaScript
28 lines
663 B
JavaScript
const Parser = require('binary-parser').Parser;
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const PSN_PACKET_HEADER_PARSER = new Parser()
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.uint16le('id')
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.uint16le('data_len', {
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formatter: (item) => {
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const binary = item.toString(2).padStart(16, '0');
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return Number.parseInt(binary.substring(1), 2);
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},
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})
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.seek(-2)
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.uint16le('has_subchunks', {
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formatter: (item) => {
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const binary = item.toString(2).padStart(16, '0');
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return binary.charAt(0) === '1';
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},
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})
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.uint64le('packet_timestamp')
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.uint8('version_high')
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.uint8('version_low')
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.uint8('frame_id')
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.uint8('frame_packet_count')
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.seek(4);
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module.exports = {
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PSN_PACKET_HEADER_PARSER,
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};
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