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fixup! Auto dual-stack. #91

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Merged
macronut merged 1 commit into from
Apr 21, 2026
Merged

fixup! Auto dual-stack. #91

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31 changes: 16 additions & 15 deletions phantomtcp/phantom.go
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Original file line number Diff line number Diff line change
Expand Up @@ -988,27 +988,28 @@ func CreateOutbounds(Outbounds []OutboundConfig) []string {
}
}
}

if outbound.Device != "" && Hint&HINT_IPV4 == 0 && Hint&HINT_IPV6 == 0 {
ip6, _ := GetLocalTCPAddr(outbound.Device, true)
if ip6 != nil {
Hint |= HINT_IPV6
}
ip4, _ := GetLocalTCPAddr(outbound.Device, false)
if ip4 != nil {
Hint |= HINT_IPV4
}
}

if Hint&HINT_IPV4 == 0 && Hint&HINT_IPV6 == 0 {
Hint |= HINT_IPV4
}

_, ok := OutboundsMap[outbound.Device]
if !ok && !contains(devices, outbound.Device) {
devices = append(devices, outbound.Device)
}
}

if outbound.Device != "" && Hint&HINT_IPV4 == 0 && Hint&HINT_IPV6 == 0 {
ip6, _ := GetLocalTCPAddr(outbound.Device, true)
if ip6 != nil {
outbound.Hint |= HINT_IPV6
}
ip4, _ := GetLocalTCPAddr(outbound.Device, false)
if ip4 != nil {
outbound.Hint |= HINT_IPV4
}
}

if Hint&HINT_IPV4 == 0 && Hint&HINT_IPV6 == 0 {
outbound.Hint |= HINT_IPV4
}

}

default_outbound, ok := OutboundsMap["default"]
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2 changes: 1 addition & 1 deletion phantomtcp/tcp.go
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Original file line number Diff line number Diff line change
Expand Up @@ -75,7 +75,7 @@ func GetLocalTCPAddr(name string, ipv6 bool) (*net.TCPAddr, error) {
if !ok || len(localAddr.IP) != 16{
continue
}
if localAddr.IP[0] != 0 && (localAddr.IP[0] != 0xfe && localAddr.IP[1]&0xc0 == 0x80) {
if localAddr.IP[0] != 0 && !localAddr.IP.IsLinkLocalUnicast() {
ip := make([]byte, 16)
copy(ip[:16], localAddr.IP)
addr6 = &net.TCPAddr{IP: ip[:], Port: 0}
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