hub / github.com/celzero/firestack / UpdateDstAddr

Function UpdateDstAddr

intra/core/wire/xsum.go:55–77 · view source on GitHub ↗

UpdateDstAddr updates the destination address in the packet buffer (e.g. during DNAT). It also updates the checksum. Currently (2022-12-10) only TCP/UDP/ICMP is supported. It panics if provided with an address in a different family to the parsed packet.

(q *Parsed, dst netip.Addr)

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Callers

nothing calls this directly

Calls 5

updateV6PacketChecksumsFunction · 0.85

updateV4PacketChecksumsFunction · 0.85

AddrMethod · 0.80

BufferMethod · 0.80

PortMethod · 0.45

Tested by

no test coverage detected