139a140,145
> # InSim Relay packets
> IRP_HLR = 252
> IRP_HOS = 253
> IRP_SEL = 254
> IRP_ERR = 255
> 
442a449,462
> 
> # InSim Relay host flags
> HOS_SPECPASS = 1
> HOS_LICENSED = 2
> HOS_S1 = 4
> HOS_S2 = 8
> 
> # InSim Relay error codes
> IR_ERR_PACKET1 = 1
> IR_ERR_PACKET2 = 2
> IR_ERR_HOSTNAME = 3
> IR_ERR_ADMIN = 4
> IR_ERR_SPEC = 5
> IR_ERR_NOSPEC = 6
3140a3161,3348
> class IR_HLR:
>     """InSim Relay Host List Request
> 
>     """
>     def __init__(self, ReqI=0):
>         """Initialise the packet.
> 
>         @param ReqI: request : non-zero / reply : same value returned
>         
>         """
>         self.Size = 4
>         self.Type = IRP_HLR
>         self.ReqI = ReqI
>         self.Sp0 = 0
> 
>     def pack(self):
>         """Pack the packet values into a binary formatted string.
>         
>         @rtype: string
>         @return: A binary formatted string.
>         
>         """
>         return struct.pack('BBBB', self.Size, self.Type, self.ReqI, self.Sp0)
> 
>     def unpack(self, data):
>         """Unpack the packet data from a binary formatted string.
>         
>         @type data: string
>         @param data: The packet data as a binary formatted string.
>         
>         """
>         self.Size, self.Type, self.ReqI, self.Sp0 = struct.unpack('BBBB', data)
> 
> 
> class HInfo:
>     """Host info in 40 bytes - each IR_HOS packet has an array of these
>     
>     """
>     def __init__(self, HName='', Track='', Flags=0, NumConns=0):
>         """Initialise the packet.
>         
>         @param HName: host name
>         @param Track: short track name, e.g., BL1R
>         @param Flags: host flags
>         @param NumConns: number of active connections to the host
> 
>         """
>         self.HName = HName
>         self.Track = Track
>         self.Flags = Flags
>         self.NumConns = NumConns
>         
>     def pack(self):
>         """Pack the packet values into a binary formatted string.
>         
>         @rtype: string
>         @return: A binary formatted string.
>         
>         """
>         return struct.pack('32s6sBB', self.HName, self.Track, self.Flags, self.NumConns)
> 
>     def unpack(self, data):
>         """Unpack the packet data from a binary formatted string.
>         
>         @type data: string
>         @param data: The packet data as a binary formatted string.
>         
>         """
>         self.HName, self.Track, self.Flags, self.NumConns = struct.unpack('32s6sBB', data)
> 
> 
> class IR_HOS:
>     """InSim Relay HOSt List
> 
>     """
>     def __init__(self, ReqI=0, NumHosts=0):
>         """Initialise the packet.
> 
>         @param ReqI: request : non-zero / reply : same value returned
>         @param NumHosts: number of hosts available via InSim Relay
>         
>         """
>         self.Size = 4
>         self.Type = IRP_HLR
>         self.ReqI = ReqI
>         self.NumHosts = NumHosts
>         self.Hosts = []
> 
>     def pack(self):
>         """Pack the packet values into a binary formatted string.
>         
>         @rtype: string
>         @return: A binary formatted string.
>         
>         """
>         return struct.pack('BBBB', self.Size, self.Type, self.ReqI, self.NumHosts)
> 
>     def unpack(self, data):
>         """Unpack the packet data from a binary formatted string.
>         
>         @type data: string
>         @param data: The packet data as a binary formatted string.
>         
>         """
>         self.Size, self.Type, self.ReqI, self.NumHosts = struct.unpack('BBBB', data[:4])
>         offset = 4
>         while offset < self.NumHosts * 40:
>             h = HInfo()
>             h.unpack(data[offset:offset + 40])
>             self.Hosts.append(h)
>             offset += 40
> 
> 
> class IR_SEL:
>     """InSim Relay host SELection
> 
>     """
>     def __init__(self, ReqI=0, HName='', Admin='', Spec=''):
>         """Initialise the packet.
> 
>         @param ReqI: request : non-zero / reply : same value returned
>         @param HName: selected host to receive InSim packets from
>         @param Admin: admin password for selected host
>         @param Spec: spectator password for selected host
>         
>         """
>         self.Size = 68
>         self.Type = IRP_SEL
>         self.ReqI = ReqI
>         self.Zero = 0
>         self.HName = HName
>         self.Admin = Admin
>         self.Spec = Spec
> 
>     def pack(self):
>         """Pack the packet values into a binary formatted string.
>         
>         @rtype: string
>         @return: A binary formatted string.
>         
>         """
>         return struct.pack('BBBB32s16s16s', self.Size, self.Type, self.ReqI, self.Zero, self.HName, self.Admin, self.Spec)
> 
>     def unpack(self, data):
>         """Unpack the packet data from a binary formatted string.
>         
>         @type data: string
>         @param data: The packet data as a binary formatted string.
>         
>         """
>         self.Size, self.Type, self.ReqI, self.Zero, self.HName, self.Admin, self.Spec = struct.unpack('BBBB32s16s16s', data)
> 
> 
> class IR_ERR:
>     """InSim Relay host SELection
> 
>     """
>     def __init__(self, ReqI=0, ErrNo=0):
>         """Initialise the packet.
> 
>         @param ReqI: request : non-zero / reply : same value returned
>         @param ErrNo: error code returned from relay
>         
>         """
>         self.Size = 4
>         self.Type = IRP_HLR
>         self.ReqI = ReqI
>         self.ErrNo = ErrNo
> 
>     def pack(self):
>         """Pack the packet values into a binary formatted string.
>         
>         @rtype: string
>         @return: A binary formatted string.
>         
>         """
>         return struct.pack('BBBB', self.Size, self.Type, self.ReqI, self.ErrNo)
> 
>     def unpack(self, data):
>         """Unpack the packet data from a binary formatted string.
>         
>         @type data: string
>         @param data: The packet data as a binary formatted string.
>         
>         """
>         self.Size, self.Type, self.ReqI, self.ErrNo = struct.unpack('BBBB', data)
> 
> 
3321c3529,3533
<                 'ISP_SSH': ISP_SSH,}
---
>                 'ISP_SSH': ISP_SSH,
>                 'IRP_HLR': IRP_HLR,
>                 'IRP_HOS': IRP_HOS,
>                 'IRP_SEL': IRP_SEL,
>                 'IRP_ERR': IRP_ERR,}
3373c3585,3589
<                 ISP_SSH: IS_SSH,}
---
>                 ISP_SSH: IS_SSH,
>                 IRP_HLR: IR_HLR,
>                 IRP_HOS: IR_HOS,
>                 IRP_SEL: IR_SEL,
>                 IRP_ERR: IR_ERR,}
3414c3630
<     def __init__(self, conn=INSIM_TCP, timeout=10.0, name='default'):
---
>     def __init__(self, conn=INSIM_TCP, timeout=10.0, name='default', use_relay=False):
3427a3644
>         self.__use_relay = use_relay
3494,3499c3711,3722
<             self.__sock = socket.socket(socket.AF_INET, self.__conn)
<             if self.__conn == INSIM_UDP:
<                 self.__sock.settimeout(self.__timeout)
<             self.__sock.connect((host, port))
<             self.__connected = True         
<             self.__thread.start()
---
>             if not self.__use_relay:
>                 self.__sock = socket.socket(socket.AF_INET, self.__conn)
>                 if self.__conn == INSIM_UDP:
>                     self.__sock.settimeout(self.__timeout)
>                 self.__sock.connect((host, port))
>                 self.__connected = True         
>                 self.__thread.start()
>             else:
>                 self.__sock = socket.socket(socket.AF_INET, INSIM_TCP)
>                 self.__sock.connect(('isrelay.lfs.net', 47474))
>                 self.__connected = True
>                 self.__thread.start()
3930c4153
<         
\ No newline at end of file
---
>