Protocol Documentation

Message Format

Each message follows this general structure:

• Total packet length (4 bytes)
• Command name length (2 bytes)
• Command name string
• Sequence of fields, each containing:
  • Field length (4 bytes)
  • Field data

Commands

RegisterClient

Command Structure:

[Total Length: 4 bytes]
[Command Length: 2 bytes]["RegisterClient"]
[Field 1 Length: 4 bytes][Address (string)]
[Field 2 Length: 4 bytes][Content (string)]

Fields:

1. Address
   • Type: string
2. Content
   • Type: string

SendMessage

Command Structure:

[Total Length: 4 bytes]
[Command Length: 2 bytes]["SendMessage"]
[Field 1 Length: 4 bytes][Address (string)]
[Field 2 Length: 4 bytes][Content (string)]

Fields:

1. Address
   • Type: string
2. Content
   • Type: string

Notes

• All integer values are in network byte order (big-endian)
• String fields are UTF-8 encoded
• Timeout for message decoding: 10 seconds