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Merge pull request #725 from status-im/clean-up-crypto 

Use `@noble/secp2156k1`'s utils instead of redefining functions
This commit is contained in:
Franck R 2022-05-10 15:40:25 +10:00 committed by GitHub
parent 0e42cf6d7f c41dfcba40
commit 7a9b3bdb5a
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 8 additions and 30 deletions
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30
src/lib/crypto.ts
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@ -1,6 +1,6 @@
import nodeCrypto from "crypto";
import { concat } from "uint8arrays/concat";
import * as secp from "@noble/secp256k1";
declare const self: Record<string, any> | undefined;
const crypto: { node?: any; web?: any } = {
@ -20,29 +20,5 @@ export function getSubtle(): SubtleCrypto {
}
}
export function randomBytes(bytesLength = 32): Uint8Array {
if (crypto.web) {
return crypto.web.getRandomValues(new Uint8Array(bytesLength));
} else if (crypto.node) {
const { randomBytes } = crypto.node;
return Uint8Array.from(randomBytes(bytesLength));
} else {
throw new Error(
"The environment doesn't have randomBytes function (if in the browser, be sure to use to be in a secure context, ie, https)"
);
}
}
export async function sha256(...messages: Uint8Array[]): Promise<Uint8Array> {
if (crypto.web) {
const buffer = await crypto.web.subtle.digest("SHA-256", concat(messages));
return new Uint8Array(buffer);
} else if (crypto.node) {
const { createHash } = crypto.node;
const hash = createHash("sha256");
messages.forEach((m) => hash.update(m));
return Uint8Array.from(hash.digest());
} else {
throw new Error("The environment doesn't have sha256 function");
}
}
export const randomBytes = secp.utils.randomBytes;
export const sha256 = secp.utils.sha256;

8
src/lib/waku_message/index.spec.ts
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@ -53,6 +53,8 @@ describe("Waku Message: Browser & Node", function () {
});
it("Waku message round trip binary encryption [asymmetric, signature]", async function () {
this.timeout(4000);
await fc.assert(
fc.asyncProperty(
fc.uint8Array({ minLength: 1 }),
@ -83,7 +85,7 @@ describe("Waku Message: Browser & Node", function () {
await fc.assert(
fc.asyncProperty(
fc.uint8Array({ minLength: 1 }),
fc.uint8Array({ minLength: 32, maxLength: 32 }),
fc.uint8Array({ min: 1, minLength: 32, maxLength: 32 }),
async (payload, key) => {
const msg = await WakuMessage.fromBytes(payload, TestContentTopic, {
symKey: key,
@ -102,8 +104,8 @@ describe("Waku Message: Browser & Node", function () {
await fc.assert(
fc.asyncProperty(
fc.uint8Array({ minLength: 1 }),
fc.uint8Array({ minLength: 32, maxLength: 32 }),
fc.uint8Array({ minLength: 32, maxLength: 32 }),
fc.uint8Array({ min: 1, minLength: 32, maxLength: 32 }),
fc.uint8Array({ min: 1, minLength: 32, maxLength: 32 }),
async (payload, sigPrivKey, symKey) => {
const sigPubKey = getPublicKey(sigPrivKey);