srnet v2.0.3

Send and Return NETwork Protocol 2.0

Changes from SRP/1.0

• Operations

  FIN=0,OP=0000000,DATA=Data

  +-+-------+------------------------------+
  |F| opcode|                              |
  |I|  (7)  |             DATA             |
  |N|  OP   |         (128 bytes)          |
  +-+-------+------------------------------+

  FIN: 1 bit

  If data is longer than 128 bytes, FIN must be 0 and send it once.

  Opcode: 7 bit

  • 0000000 ECHO
  • 0000001 BROADCAST

  • 0000010 WAIT

    Wait by milliseconds.

  • 0000011 DATE/TIME

    Return date and time.

  • 0000100 DISCONNECT

    Disconnect from seever.

  • 0000101 DISCOVER

    Get IDs of all clients.

  • 0000110 SEND

    Send data to another client.

    ID must be selected by DATA.

    If you sent it, server will return <ASK> SEND, then you must send request for it.

  • 0000111 RECV

    Send request to anther client.

    ID must be selected by DATA.

    If you sent it, server will return <ASK> RECV, then you must send request for it.

Usage of server

var express = require("express");
var app = express();
var srnet = require("srnet");
var srnet_server = srnet.server();
app.use(srnet_server);
app.listen();

Usage of client

var srnet = require("srnet");
var srnet_client = srnet.client("url");

Events of server and client:

• connection / connect
• disconnect (server)

• data(client)

  Receives processed data without first.

• data(server)

  Receives data from client.

• rawData (client)

  Receives all raw data without first.

• allRawData (client)

  Receives all raw data.

• receive (client)

  Receives processed data if data starts with "#" and data doesn't mean error.

• error (client)

  Receives error object if data starts with "#" and data means error.

• unknown (client)

  Receives processed data if data starts with "#" and data is returning unknown status code.

• send / recv (client)

  Receives processed data if client received <ASK> SEND or <ASK> RECV.