diff options
Diffstat (limited to 'vendor/github.com/vishvananda/netlink/addr.go')
-rw-r--r-- | vendor/github.com/vishvananda/netlink/addr.go | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/vendor/github.com/vishvananda/netlink/addr.go b/vendor/github.com/vishvananda/netlink/addr.go new file mode 100644 index 000000000..f08c95696 --- /dev/null +++ b/vendor/github.com/vishvananda/netlink/addr.go @@ -0,0 +1,56 @@ +package netlink + +import ( + "fmt" + "net" + "strings" +) + +// Addr represents an IP address from netlink. Netlink ip addresses +// include a mask, so it stores the address as a net.IPNet. +type Addr struct { + *net.IPNet + Label string + Flags int + Scope int + Peer *net.IPNet + Broadcast net.IP + PreferedLft int + ValidLft int +} + +// String returns $ip/$netmask $label +func (a Addr) String() string { + return strings.TrimSpace(fmt.Sprintf("%s %s", a.IPNet, a.Label)) +} + +// ParseAddr parses the string representation of an address in the +// form $ip/$netmask $label. The label portion is optional +func ParseAddr(s string) (*Addr, error) { + label := "" + parts := strings.Split(s, " ") + if len(parts) > 1 { + s = parts[0] + label = parts[1] + } + m, err := ParseIPNet(s) + if err != nil { + return nil, err + } + return &Addr{IPNet: m, Label: label}, nil +} + +// Equal returns true if both Addrs have the same net.IPNet value. +func (a Addr) Equal(x Addr) bool { + sizea, _ := a.Mask.Size() + sizeb, _ := x.Mask.Size() + // ignore label for comparison + return a.IP.Equal(x.IP) && sizea == sizeb +} + +func (a Addr) PeerEqual(x Addr) bool { + sizea, _ := a.Peer.Mask.Size() + sizeb, _ := x.Peer.Mask.Size() + // ignore label for comparison + return a.Peer.IP.Equal(x.Peer.IP) && sizea == sizeb +} |