Update Lego

vendor/github.com/exoscale/egoscale/macaddress.go

@@ -0,0 +1,63 @@
+package egoscale
+
+import (
+	"encoding/json"
+	"fmt"
+	"net"
+)
+
+// MACAddress is a nicely JSON serializable net.HardwareAddr
+type MACAddress net.HardwareAddr
+
+// String returns the MAC address in standard format
+func (mac MACAddress) String() string {
+	return (net.HardwareAddr)(mac).String()
+}
+
+// MAC48 builds a MAC-48 MACAddress
+func MAC48(a, b, c, d, e, f byte) MACAddress {
+	m := make(MACAddress, 6)
+	m[0] = a
+	m[1] = b
+	m[2] = c
+	m[3] = d
+	m[4] = e
+	m[5] = f
+	return m
+}
+
+// UnmarshalJSON unmarshals the raw JSON into the MAC address
+func (mac *MACAddress) UnmarshalJSON(b []byte) error {
+	var addr string
+	if err := json.Unmarshal(b, &addr); err != nil {
+		return err
+	}
+	hw, err := ParseMAC(addr)
+	if err != nil {
+		return err
+	}
+
+	*mac = make(MACAddress, 6)
+	copy(*mac, hw)
+	return nil
+}
+
+// MarshalJSON converts the MAC Address to a string representation
+func (mac MACAddress) MarshalJSON() ([]byte, error) {
+	return []byte(fmt.Sprintf("%q", mac.String())), nil
+}
+
+// ParseMAC converts a string into a MACAddress
+func ParseMAC(s string) (MACAddress, error) {
+	hw, err := net.ParseMAC(s)
+	return (MACAddress)(hw), err
+}
+
+// MustParseMAC acts like ParseMAC but panics if in case of an error
+func MustParseMAC(s string) MACAddress {
+	mac, err := ParseMAC(s)
+	if err != nil {
+		panic(err)
+	}
+	return mac
+}