sRAC/PROTOCOL.md

RAC Protocol

Default port - 42666

All the packets are serverbound and socket closes after processing them

Sending messages

Client sends:

• Byte 0x01
• Message text

Reading messages

Getting message length

Client sends:

• Byte 0x00

Server sends:

• Size of all messages in ASCII (data_size)

Normal reading

Firstly, process getting message length packet

Client sends:

• Byte 0x01

Server sends:

• All messages

Chunked reading

Firstly, process getting message length packet

Client sends:

• Byte 0x02
• Size of messages you have in ASCII (last_size)

Server sends:

• All new messages

for example: if you want to read last N bytes, last_size = data_size - N

Sending authorized messages

Client sends:

• Byte 0x02
• Username
• \n
• Password
• \n
• Message

Server sends:

• nothing if message was sent successfully
• 0x01 if the user does not exists
• 0x02 if the password is incorrect

Registration users

Client sends:

• Byte 0x03
• Username
• \n
• Password

Server sends:

• nothing if user was registered successfully
• 0x01 if the username is already taken

WRAC Protocol

Default port - 42666

Uses websocket for connections, and sends binary data only

Totally inherits all packets except reading messages packets writed here

Reading messages

Normal reading

Firstly, process getting message length packet

This packet is independent from getting message length packet.

Client sends:

• Byte 0x00
• Byte 0x01

Server sends:

• All messages

Chunked reading

Firstly, process getting message length packet

This packet is independent from getting message length packet.

Client sends:

• Byte 0x00
• Byte 0x02
• Size of messages you have in ASCII (last_size)

Server sends:

• All new messages