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[client] Add TCP DNS support for local listener (#5758)

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This commit is contained in:
Viktor Liu
2026-04-08 13:40:36 +08:00
committed by GitHub
parent 1d920d700c
commit cb73b94ffb
28 changed files with 1615 additions and 417 deletions
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17
client/iface/device/device_filter.go
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@@ -15,14 +15,17 @@ type PacketFilter interface {
// FilterInbound filter incoming packets from external sources to host
FilterInbound(packetData []byte, size int) bool
// AddUDPPacketHook calls hook when UDP packet from given direction matched
//
// Hook function returns flag which indicates should be the matched package dropped or not.
// Hook function receives raw network packet data as argument.
AddUDPPacketHook(in bool, ip netip.Addr, dPort uint16, hook func(packet []byte) bool) string
// SetUDPPacketHook registers a hook for outbound UDP packets matching the given IP and port.
// Hook function returns true if the packet should be dropped.
// Only one UDP hook is supported; calling again replaces the previous hook.
// Pass nil hook to remove.
SetUDPPacketHook(ip netip.Addr, dPort uint16, hook func(packet []byte) bool)
// RemovePacketHook removes hook by ID
RemovePacketHook(hookID string) error
// SetTCPPacketHook registers a hook for outbound TCP packets matching the given IP and port.
// Hook function returns true if the packet should be dropped.
// Only one TCP hook is supported; calling again replaces the previous hook.
// Pass nil hook to remove.
SetTCPPacketHook(ip netip.Addr, dPort uint16, hook func(packet []byte) bool)
}
// FilteredDevice to override Read or Write of packets