encrypt-stack/EncryptionDriver.js

An encryption driver/stack to create a multi-layer encrypted workflow in Node.

'use strict';
const crypto = require("crypto");
const encrypt = require("./functions/encrypt.js");
const decrypt = require("./functions/decrypt.js");
const hash = require("./functions/hash.js");

class EncryptionDriver{
	constructor(method, key_sync){
		this.method = method || "bf-cbc";
		this.key_sync = key_sync || "secp521r1";
		this.crypto = crypto.createECDH(this.key_sync);
		this.public_key = this.crypto.generateKeys("hex");
	}
	
	computeSecret(pubkey){
		this.secret = this.crypto.computeSecret(pubkey, "hex", "hex");
	}
	
	encrypt(data){
		return encrypt(this.method, this.secret, data);
	}
	
	decrypt(data){
		return decrypt(this.method, this.secret, data);
	}
	
	hash(data){
		return hash(data);
	}
}

module.exports = EncryptionDriver;