增加 macvtap 模式支持

server/pkg/utils/ip.go

@@ -0,0 +1,17 @@
+package utils
+
+import (
+	"encoding/binary"
+	"net"
+)
+
+func Long2ip(i uint32) net.IP {
+	ip := make([]byte, 4)
+	binary.BigEndian.PutUint32(ip, i)
+	return ip
+}
+
+func Ip2long(ip net.IP) uint32 {
+	ip = ip.To4()
+	return binary.BigEndian.Uint32(ip)
+}