cleanup types

This commit is contained in:
Niccolo Borgioli 2025-02-03 10:29:33 +01:00
parent 4c61c067e6
commit 91693e55e1
7 changed files with 23 additions and 38 deletions

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@ -1,4 +1,3 @@
import { type TypedArray } from '../utils/base.js'
import { getCrypto } from './crypto.js'
import { Base64, Bytes } from './encoding.js'
import { Hashes } from './hash.js'
@ -15,7 +14,7 @@ export type KeyData = {
name: 'PBKDF2'
hash: Hashes
iterations: number
salt: TypedArray
salt: ArrayBufferLike
length: number
}
@ -35,12 +34,12 @@ export class AES {
private static InvalidCiphertext = new Error('Invalid ciphertext')
private static async join(...args: TypedArray[]): Promise<string> {
private static async join(...args: ArrayBufferLike[]): Promise<string> {
const strings = await Promise.all(args.map(Base64.encode))
return strings.join(AES.delimiter)
}
private static async split(ciphertext: string): Promise<TypedArray[]> {
private static async split(ciphertext: string): Promise<ArrayBufferLike[]> {
const splitted = ciphertext.split(AES.delimiter)
return Promise.all(splitted.map(Base64.decode))
}
@ -49,7 +48,7 @@ export class AES {
* Derive a key from a password.
* To be used if the password is not 128, 192 or 256 bits or human made, non generated keys.
*/
static async derive(key: string, options?: KeyData): Promise<[TypedArray, KeyData]> {
static async derive(key: string, options?: KeyData): Promise<[ArrayBufferLike, KeyData]> {
options ??= {
name: 'PBKDF2',
hash: Hashes.SHA_512,
@ -66,7 +65,7 @@ export class AES {
return [new Uint8Array(bits), options]
}
static async encrypt(data: TypedArray, key: TypedArray, mode: Modes = Modes.AES_GCM): Promise<string> {
static async encrypt(data: ArrayBufferLike, key: ArrayBufferLike, mode: Modes = Modes.AES_GCM): Promise<string> {
const c = await getCrypto()
let iv: Uint8Array
@ -88,7 +87,7 @@ export class AES {
return AES.join(Bytes.encode(alg), iv, encryptedBuffer)
}
static async decrypt(ciphertext: string, key: TypedArray): Promise<TypedArray> {
static async decrypt(ciphertext: string, key: ArrayBufferLike): Promise<ArrayBufferLike> {
const c = await getCrypto()
const [alg, iv, data] = await AES.split(ciphertext)
@ -107,7 +106,7 @@ export class AES {
return new Uint8Array(decrypted)
}
static async encryptEasy(data: string | TypedArray, key: string, mode: Modes = Modes.AES_GCM): Promise<string> {
static async encryptEasy(data: string | ArrayBufferLike, key: string, mode: Modes = Modes.AES_GCM): Promise<string> {
const dataBuffer = typeof data === 'string' ? Bytes.encode(data) : data
const [keyDerived, options] = await AES.derive(key)
@ -143,7 +142,7 @@ export class AES {
return Bytes.decode(decrypted)
}
static async generateKey(): Promise<TypedArray> {
static async generateKey(): Promise<ArrayBufferLike> {
const c = await getCrypto()
const key = await c.subtle.generateKey(
{

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@ -1,9 +1,9 @@
import { split, type TypedArray } from '../utils/base.js'
import { split } from '../utils/base.js'
export class Base64 {
private static prefix = 'data:application/octet-stream;base64,'
static encode(s: TypedArray): Promise<string> {
static encode(s: ArrayBufferLike): Promise<string> {
return split({
async node() {
return Buffer.from(s).toString('base64')
@ -22,7 +22,7 @@ export class Base64 {
})
}
static decode(s: string): Promise<TypedArray> {
static decode(s: string): Promise<ArrayBufferLike> {
return split({
async node() {
return Buffer.from(s, 'base64')
@ -38,7 +38,7 @@ export class Base64 {
}
export class Hex {
static encode(buffer: TypedArray): string {
static encode(buffer: ArrayBufferLike): string {
let s = ''
for (const i of new Uint8Array(buffer)) {
s += i.toString(16).padStart(2, '0')
@ -46,7 +46,7 @@ export class Hex {
return s
}
static decode(s: string): TypedArray {
static decode(s: string): ArrayBufferLike {
const size = s.length / 2
const buffer = new Uint8Array(size)
for (let i = 0; i < size; i++) {
@ -59,7 +59,7 @@ export class Hex {
}
export class Bytes {
static decode(data: TypedArray): string {
static decode(data: ArrayBufferLike): string {
return split({
node() {
return Buffer.from(data).toString('utf-8')
@ -70,7 +70,7 @@ export class Bytes {
})
}
static encode(data: string): TypedArray {
static encode(data: string): ArrayBufferLike {
return split({
node() {
return Buffer.from(data)

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@ -1,4 +1,3 @@
import { type TypedArray } from '../utils/base.js'
import { getCrypto } from './crypto.js'
import { Bytes, Hex } from './encoding.js'
@ -21,8 +20,8 @@ export enum Hashes {
export class Hash {
static async hash(data: string, hash: Hashes): Promise<string>
static async hash(data: TypedArray, hash: Hashes): Promise<TypedArray>
static async hash(data: string | TypedArray, hash: Hashes): Promise<string | TypedArray> {
static async hash(data: ArrayBufferLike, hash: Hashes): Promise<ArrayBufferLike>
static async hash(data: string | ArrayBufferLike, hash: Hashes): Promise<string | ArrayBufferLike> {
const isString = typeof data === 'string'
const c = await getCrypto()
const result = await c.subtle.digest(hash, isString ? Bytes.encode(data) : data)

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@ -1,7 +1,6 @@
import { type TypedArray } from '../utils/base.js'
import { getCrypto } from './crypto.js'
export async function getRandomBytes(bytes: number): Promise<TypedArray> {
export async function getRandomBytes(bytes: number): Promise<ArrayBufferLike> {
if (bytes <= 0) throw new Error('Invalid number of bytes')
const buffer = new Uint8Array(bytes)

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@ -1,4 +1,3 @@
import type { TypedArray } from '../utils/base.js'
import { getCrypto } from './crypto.js'
import { Base64 } from './encoding.js'
@ -71,7 +70,8 @@ class Key {
// @ts-ignore
const mod = key?.algorithm?.modulusLength
if (isNaN(mod)) throw Constants.error.invalidKey
return mod / 8 - (2 * 512) / 8 - 2
const maxBytes = mod / 8 - (2 * 512) / 8 - 2
return maxBytes
}
}
@ -100,7 +100,7 @@ export class RSA {
}
}
static async encrypt(data: TypedArray, key: string): Promise<TypedArray> {
static async encrypt(data: ArrayBufferLike, key: string): Promise<ArrayBufferLike> {
let keyObj: CryptoKey
try {
keyObj = await Key.decode(key)
@ -112,14 +112,14 @@ export class RSA {
}
// Check if data is too large
if (data.length > Key.getMaxMessageSize(keyObj)) throw Constants.error.dataTooLong
if (new Uint8Array(data).byteLength > Key.getMaxMessageSize(keyObj)) throw Constants.error.dataTooLong
const c = await getCrypto()
const encrypted = await c.subtle.encrypt({ name: Constants.name }, keyObj, data)
return new Uint8Array(encrypted)
}
static async decrypt(data: TypedArray, key: string): Promise<TypedArray> {
static async decrypt(data: ArrayBufferLike, key: string): Promise<ArrayBufferLike> {
let keyObj: CryptoKey
try {
keyObj = await Key.decode(key)

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@ -3,4 +3,3 @@ export * from './crypto/encoding.js'
export * from './crypto/hash.js'
export * from './crypto/random.js'
export * from './crypto/rsa.js'
export { TypedArray } from './utils/base.js'

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@ -8,17 +8,6 @@ export const isBrowser = typeof window !== 'undefined'
*/
export type PromiseOrValue<T> = T | Promise<T>
export type TypedArray =
| Int8Array
| Uint8Array
| Uint8ClampedArray
| Int16Array
| Uint16Array
| Int32Array
| Uint32Array
| BigInt64Array
| BigUint64Array
/**
* @internal
*/