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chore: modify UDPSniff's function signature to prepare for its ability to handle multiple packets.

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This commit is contained in:
wwqgtxx
2025-03-13 08:52:27 +08:00
parent 0ed159e41d
commit 7ff046a455
2 changed files with 13 additions and 8 deletions
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9
component/sniffer/dispatcher.go
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@@ -60,7 +60,10 @@ func (sd *Dispatcher) forceSniff(metadata *C.Metadata) bool {
return false
}
func (sd *Dispatcher) UDPSniff(packet C.PacketAdapter) bool {
// UDPSniff is called when a UDP NAT is created and passed the first initialization packet.
// It may return a wrapped packetSender if the sniffer process needs to wait for multiple packets.
// This function must be non-blocking, and any blocking operations should be done in the wrapped packetSender.
func (sd *Dispatcher) UDPSniff(packet C.PacketAdapter, packetSender C.PacketSender) C.PacketSender {
metadata := packet.Metadata()
if sd.shouldOverride(metadata) {
for sniffer, config := range sd.sniffers {
@@ -75,13 +78,13 @@ func (sd *Dispatcher) UDPSniff(packet C.PacketAdapter) bool {
}
sd.replaceDomain(metadata, host, overrideDest)
return true
return packetSender
}
}
}
}
return false
return packetSender
}
// TCPSniff returns true if the connection is sniffed to have a domain