Merge pull request #1 from jchonig/master

Add missing TFTP_SERVER option

Author: Jakub Klama

dhcp/packet.py

@@ -87,6 +87,7 @@ class PacketOption(enum.IntEnum):
     MAX_MESSAGE_SIZE = 57
     CLASS_IDENT = 60
     CLIENT_IDENT = 61
+    TFTP_SERVER = 66
     STATIC_ROUTES = 121
     WPAD_URL = 252
 
@@ -225,7 +226,10 @@ def unpack(self, value):
             self.value = ipaddress.ip_address(value)
             return
 
-        if self.id in (PacketOption.HOST_NAME, PacketOption.DOMAIN_NAME, PacketOption.WPAD_URL):
+        if self.id in (
+            PacketOption.HOST_NAME, PacketOption.DOMAIN_NAME, PacketOption.TFTP_SERVER,
+            PacketOption.WPAD_URL
+        ):
             self.value = value.decode('ascii')
             return
 
@@ -278,7 +282,10 @@ def pack(self):
         ):
             return b''.join(i.packed for i in self.value)
 
-        if self.id in (PacketOption.HOST_NAME, PacketOption.DOMAIN_NAME, PacketOption.WPAD_URL):
+        if self.id in (
+            PacketOption.HOST_NAME, PacketOption.DOMAIN_NAME, PacketOption.TFTP_SERVER,
+            PacketOption.WPAD_URL
+        ):
             return self.value.encode('ascii')
 
         if self.id == PacketOption.ERROR_MESSAGE: