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Go! Go! Go! - Moby

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Adam Ierymenko 2019-09-20 20:34:31 -07:00
commit b540181990
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5 changed files with 89 additions and 14 deletions
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44
go/pkg/zerotier/node-callbacks.go
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@ -29,8 +29,8 @@ import (
)
const (
afInet = C.AF_INET
afInet6 = C.AF_INET6
afInet int = C.AF_INET
afInet6 int = C.AF_INET6
networkStatusRequestingConfiguration = C.ZT_NETWORK_STATUS_REQUESTING_CONFIGURATION
networkStatusOK = C.ZT_NETWORK_STATUS_OK
@ -68,11 +68,11 @@ func goPathLookupFunc(gn unsafe.Pointer, ztAddress C.uint64_t, desiredAddressFam
ip, port := node.pathLookup(uint64(ztAddress))
ip4 := ip.To4()
if len(ip4) == 4 {
*((*C.int)(familyP)) = afInet
*((*C.int)(familyP)) = C.int(afInet)
copy((*[4]byte)(ipP)[:], ip4)
*((*C.int)(portP)) = C.int(port)
} else if len(ip) == 16 {
*((*C.int)(familyP)) = afInet6
*((*C.int)(familyP)) = C.int(afInet6)
copy((*[16]byte)(ipP)[:], ip)
*((*C.int)(portP)) = C.int(port)
}
@ -178,3 +178,39 @@ func goZtEvent(gn unsafe.Pointer, eventType C.int, data unsafe.Pointer) {
node.handleRemoteTrace(uint64(rt.origin), C.GoBytes(unsafe.Pointer(rt.data), C.int(rt.len)))
}
}
func handleTapMulticastGroupChange(gn unsafe.Pointer, nwid, mac C.uint64_t, adi C.uint32_t, added bool) {
nodesByUserPtrLock.RLock()
node := nodesByUserPtr[uintptr(gn)]
nodesByUserPtrLock.RUnlock()
if node == nil {
return
}
node.networksLock.RLock()
network := node.networks[uint64(nwid)]
node.networksLock.RUnlock()
network.tapLock.Lock()
tap, _ := network.tap.(*nativeTap)
network.tapLock.Unlock()
if tap != nil {
mg := &MulticastGroup{MAC: MAC(mac), ADI: uint32(adi)}
tap.multicastGroupHandlersLock.Lock()
defer tap.multicastGroupHandlersLock.Unlock()
for _, h := range tap.multicastGroupHandlers {
h(added, mg)
}
}
}
//export goHandleTapAddedMulticastGroup
func goHandleTapAddedMulticastGroup(gn, tapP unsafe.Pointer, nwid, mac C.uint64_t, adi C.uint32_t) {
handleTapMulticastGroupChange(gn, nwid, mac, adi, true)
}
//export goHandleTapRemovedMulticastGroup
func goHandleTapRemovedMulticastGroup(gn, tapP unsafe.Pointer, nwid, mac C.uint64_t, adi C.uint32_t) {
handleTapMulticastGroupChange(gn, nwid, mac, adi, false)
}