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https://github.com/cwinfo/yggdrasil-go.git
synced 2024-11-26 06:01:37 +00:00
fix address/prefix code, platform specific parts still need testing
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330175889e
commit
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@ -19,17 +19,18 @@ func (a *address) isValid() bool {
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return false
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}
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}
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return (*a)[len(address_prefix)-1]&0x80 == 0
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return true
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}
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// isValid returns true if a prefix falls within the range usable by the network.
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func (s *subnet) isValid() bool {
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for idx := range address_prefix {
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l := len(address_prefix)
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for idx := range address_prefix[:l-1] {
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if (*s)[idx] != address_prefix[idx] {
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return false
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}
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}
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return (*s)[len(address_prefix)-1]&0x80 != 0
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return (*s)[l-1] == address_prefix[l-1]|0x01
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}
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// address_addrForNodeID takes a *NodeID as an argument and returns an *address.
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@ -83,7 +84,7 @@ func address_subnetForNodeID(nid *NodeID) *subnet {
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addr := *address_addrForNodeID(nid)
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var snet subnet
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copy(snet[:], addr[:])
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snet[len(address_prefix)-1] |= 0x80
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snet[len(address_prefix)-1] |= 0x01
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return &snet
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}
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@ -117,7 +117,7 @@ func (c *Core) Start(nc *config.NodeConfig, log *log.Logger) error {
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}
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ip := net.IP(c.router.addr[:]).String()
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if err := c.tun.start(nc.IfName, nc.IfTAPMode, fmt.Sprintf("%s/8", ip), nc.IfMTU); err != nil {
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if err := c.tun.start(nc.IfName, nc.IfTAPMode, fmt.Sprintf("%s/%d", ip, 8*len(address_prefix)-1), nc.IfMTU); err != nil {
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c.log.Println("Failed to start TUN/TAP")
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return err
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}
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@ -252,7 +252,7 @@ func (i *icmpv6) handle_ndp(in []byte) ([]byte, error) {
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case source.isValid():
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case snet.isValid():
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default:
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return nil, errors.New("Not an NDP for fd00::/8")
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return nil, errors.New("Not an NDP for 0200::/7")
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}
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// Create our NDP message body response
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