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Update RDS Spy message

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This commit is contained in:
Sjef Verhoeven PE5PVB
2024-08-01 20:05:13 +02:00
parent 3d9df930ef
commit 3035013744
1 changed files with 25 additions and 3 deletions
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server/datahandler.js
+24 -2
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@@ -352,8 +352,30 @@ function handleData(wss, receivedData, rdsWss) {
modifiedData += errorsNew.toString(16).padStart(2, '0'); modifiedData += errorsNew.toString(16).padStart(2, '0');
} }
rdsWss.clients.forEach((client) => { // Send to /rds endpoint via WebSocket rdsWss.clients.forEach((client) => {
client.send(modifiedData); let dataString = modifiedData.toString();
let lastTwoChars = dataString.slice(-2);
let lastByteValue = parseInt(lastTwoChars, 16);
let truncatedString = dataString.slice(0, -2);
if ((lastByteValue & 0x03) !== 0) {
truncatedString = truncatedString.slice(0, 4) + '----' + truncatedString.slice(8);
}
if ((lastByteValue & 0x30) !== 0) {
truncatedString = truncatedString.slice(0, 8) + '----' + truncatedString.slice(12);
}
if ((lastByteValue & 0x0C) !== 0) {
truncatedString = truncatedString.slice(0, 12) + '----';
}
let newDataString = "G:\r\n" + truncatedString + "\r\n\r\n";
let finalBuffer = Buffer.from(newDataString, 'utf-8');
client.send(finalBuffer);
}); });
rdsparser.parse_string(rds, modifiedData); rdsparser.parse_string(rds, modifiedData);