Initial checkin from CRI-O repo

Signed-off-by: Matthew Heon <matthew.heon@gmail.com>

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
+}