ajlopez / rlp

Recursive Length Prefix Encoding in JavaScript

SYNOPSIS

or #ethereumjs on freenode

Recursive Length Prefix Encoding for node.js.

INSTALL

npm install rlp
install with -g if you want to use the cli.

USAGE

var RLP = require('rlp'); 

var nestedList = [ [], [[]], [ [], [[]] ] ];
var encoded = RLP.encode(nestedList);
var decoded = RLP.decode(encoded);
  assert.deepEqual(nestedList, decoded);
});

API

rlp.encode(plain) - RLP encodes an Array, Buffer or String and returns a Buffer.

rlp.decode(encoded, [skipRemainderCheck=false]) - Decodes a RLP encoded Buffer, Array or String and returns a Buffer or an Array of Buffers. If skipRemainderCheck is enabled rlp will just decode the first rlp sequence in the buffer. By default it would through an error if there is more bytes in Buffer than used by rlp sequence.

CLI

rlp decode <hex string>
rlp encode <json String>

TESTS

test uses mocha. To run
npm test