Local Protocol

Pia Protocols > Local Protocol

Message Type	Description
0x11	Update session
0x12	Destroy network
0x13	Start host migration
0x21	Update session ack

The following version numbers are advertised during the connection request:

Pia version	Version
5.19 - 5.43	0

Local message header

5.2 - 5.37:

Offset	Size	Description
0x0	1	Version number (1)
0x1	1	Message type
0x2	2	Payload size
0x4	6	Always 0
0xA	2	Padding

Update session message

5.2:

Offset	Size	Description
0x0	12	Local message header
0xC	4	Sequence id
0x10	4	Network id
0x14	4	Host variable id
0x18	1	Allow participating state
0x19	7	Padding
0x20		Payload

5.9 - 5.37:

Offset	Size	Description
0x0	12	Local message header
0xC	4	Sequence id
0x10	4	Network id
0x14	4	Host variable id
0x18	4	Host service variable id
0x1C	4	Padding
0x20	8	Host constant id
0x28	1	Allow participating state
0x29	7	Padding
0x30		Payload

Update session payload

5.2 - 5.37:

Offset	Size	Description
0x0	8 x 9	Local nodes
0x48	1	Host migration state

Destroy network message

5.9:

Offset	Size	Description
0x0	12	Local message header
0xC	4	Always 0

Start host migration message

5.9:

Offset	Size	Description
0x0	12	Local message header
0xC	4	Always 0

Ack message

5.9 - 5.44:

Offset	Size	Description
0x0	12	Local message header
0xC	4	Sequence id
0x10	4	Always 0

Local node

5.2 - 5.37:

Offset	Size	Description
0x0	8	Local address
0x8	1	Host migration ranking

Local address

5.2 - 5.37:

Offset	Size	Description
0x0	6	Inet address
0x6	2	Extension address