From 6096036063aa4c1056dcb0747e4ee2a4f9850970 Mon Sep 17 00:00:00 2001
From: cupcakearmy <nicco.borgioli@gmail.com>
Date: Wed, 10 Apr 2019 10:42:00 +0200
Subject: [PATCH] added utils and hashing

---
 src/Hash.ts  | 18 ++++++++++++++++++
 src/Util.ts  | 16 ++++++++++++++++
 src/index.ts | 16 +++++++++++-----
 3 files changed, 45 insertions(+), 5 deletions(-)
 create mode 100644 src/Hash.ts

diff --git a/src/Hash.ts b/src/Hash.ts
new file mode 100644
index 0000000..40bbb61
--- /dev/null
+++ b/src/Hash.ts
@@ -0,0 +1,18 @@
+import { createHash } from 'crypto'
+
+enum Hashes {
+	MD5 = 'md5',
+	SHA1_1 = 'sha1',
+	SHA1_256 = 'sha256',
+	SHA1_512 = 'sha512',
+	SHA3_256 = 'sha3-256',
+	SHA3_384 = 'sha3-384',
+	SHA3_512 = 'sha3-512',
+}
+
+export default class Hash {
+
+	static Hashes = Hashes
+
+	static digest = (s: string, type: Hashes = Hashes.SHA3_256): string => createHash(type).update(s).digest().toString('hex')
+}
\ No newline at end of file
diff --git a/src/Util.ts b/src/Util.ts
index 5396741..a1c46cf 100644
--- a/src/Util.ts
+++ b/src/Util.ts
@@ -1,4 +1,20 @@
+import { randomBytes } from 'crypto'
+
 export class Base64 {
 	static encode = (s: string): string => Buffer.from(s).toString('base64')
 	static decode = (s: string): string => Buffer.from(s, 'base64').toString()
+}
+
+
+function Rand(length: number, string: false): Buffer
+function Rand(length: number, string: true): string
+function Rand(length: number, string: boolean = false): Buffer | string {
+	const r = randomBytes(length)
+	return string
+		? r.toString('ascii')
+		: r
+}
+
+export default {
+	Rand
 }
\ No newline at end of file
diff --git a/src/index.ts b/src/index.ts
index daae3ce..fda4425 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,14 +1,20 @@
-import RSA_Internal from './RSA'
-import Symmetric_Internal from './Symmetric'
+import H from './Hash'
+import R from './RSA'
+import S from './Symmetric'
+import U from './Util'
 
-export const RSA = RSA_Internal
-export const Symmetric = Symmetric_Internal
+export const RSA = R
+export const Symmetric = S
+export const Hash = H
+export const Util = U
 
 
 export default {
 	RSA,
 	Symmetric,
+	Hash,
+	Util,
 }
 
 // Require node 11
-if (parseInt(process.versions.node.split('.')[0]) < 10) throw new Error('Node 10 or higher is required')
\ No newline at end of file
+if (parseInt(process.versions.node.split('.')[0]) < 11) throw new Error('Node 11 or higher is required')
\ No newline at end of file