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fix(protocol/battlefield): skip non-response packets (#704)

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cetteup 2025-06-01 17:23:04 +02:00 • committed by GitHub
parent d3461ffb61
commit c5d64dedcb
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1 changed files with 14 additions and 1 deletions
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15
protocols/battlefield.js
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@ -146,8 +146,21 @@ export default class battlefield extends Core {
decodePacket (buffer) {
if (buffer.length < 8) return false
const reader = this.reader(buffer)
reader.uint(4) // header
const header = reader.uint(4)
const totalLength = reader.uint(4)
// Venice Unleashed servers "broadcast" in-game events to any connected rcon client
// If we get such a non-response packet, skip it and decode any remaining data
// Note: We will receive the broadcast ticket again next time the socket receives data, as data is concatenated
if (!(header & 0x40000000)) {
// Skip total length minus already read bytes (4 header + 4 length)
reader.skip(totalLength - 8)
if (reader.done()) {
this.logger.debug('Skipping packet, type mismatch')
return
} else {
return this.decodePacket(reader.rest())
}
}
if (buffer.length < totalLength) return false
this.logger.debug('Expected ' + totalLength + ' bytes, have ' + buffer.length)