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begin touching up a DNS Client implementation; internal.GetIP/SetIP refactor

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This commit is contained in:
soypat
2025-06-21 01:29:38 -03:00
parent 48f1fa9103
commit 1fcde05284
9 changed files with 209 additions and 29 deletions
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internet/node-tcplistener.go
+3 -3
View File
@@ -123,7 +123,7 @@ func (listener *NodeTCPListener) Demux(carrierData []byte, tcpFrameOffset int) e
if err != nil {
return err
}
addr, _, _, err := internal.GetIPSourceAddr(carrierData)
srcaddr, _, _, _, err := internal.GetIPAddr(carrierData)
if err != nil {
return err
}
@@ -133,11 +133,11 @@ func (listener *NodeTCPListener) Demux(carrierData []byte, tcpFrameOffset int) e
}
src := tfrm.SourcePort()
// Try to demux in accepted:
demuxed, err := listener.tryDemux(listener.accepted, src, addr, carrierData, tcpFrameOffset)
demuxed, err := listener.tryDemux(listener.accepted, src, srcaddr, carrierData, tcpFrameOffset)
if demuxed {
return err
}
demuxed, err = listener.tryDemux(listener.ready, src, addr, carrierData, tcpFrameOffset)
demuxed, err = listener.tryDemux(listener.ready, src, srcaddr, carrierData, tcpFrameOffset)
if demuxed {
return err
}
internet/stack-udpport.go
+4 -1
View File
@@ -12,11 +12,13 @@ type StackUDPPort struct {
h node
vld lneto.Validator
rmport uint16
raddr []byte
}
func (sudp *StackUDPPort) SetStackNode(node StackNode, rmport uint16) {
func (sudp *StackUDPPort) SetStackNode(node StackNode, raddr []byte, rmport uint16) {
sudp.h = nodeFromStackNode(node, node.LocalPort(), node.Protocol())
sudp.rmport = rmport
sudp.raddr = append(sudp.raddr[:0], raddr...)
}
func (sudp *StackUDPPort) Protocol() uint64 { return uint64(lneto.IPProtoUDP) }
@@ -42,6 +44,7 @@ func (sudp *StackUDPPort) Demux(carrierData []byte, frameOffset int) error {
if dst != sudp.h.port {
return nil // Not meant for us.
}
// TODO remote ip address handling.
src := ufrm.SourcePort()
if sudp.rmport != 0 && src != sudp.rmport {