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verify client callsign does not collide with a privileged callsign

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Reese Norris
2024-04-15 14:16:54 -07:00
parent 59b02eade5
commit 4f674c91e1
1 changed files with 7 additions and 0 deletions
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7
fsd_client.go
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@@ -284,6 +284,13 @@ func HandleConnection(conn *net.TCPConn) {
return return
} }
// Verify callsign
switch clientIdentPDU.From {
case protocol.ServerCallsign, protocol.ClientQueryBroadcastRecipient, protocol.ClientQueryBroadcastRecipientPilots:
conn.Write([]byte(protocol.NewGenericFSDError(protocol.CallsignInvalidError).Serialize()))
return
}
// Verify protocol revision // Verify protocol revision
if addPilotPDU.ProtocolRevision != protocol.ProtoRevisionVatsim2022 { if addPilotPDU.ProtocolRevision != protocol.ProtoRevisionVatsim2022 {
conn.Write([]byte(protocol.NewGenericFSDError(protocol.InvalidProtocolRevisionError).Serialize())) conn.Write([]byte(protocol.NewGenericFSDError(protocol.InvalidProtocolRevisionError).Serialize()))