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bring back @noble/secp256k1 along with micro-bip32.

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This commit is contained in:
fiatjaf
2021-12-31 22:47:43 -03:00
parent 16536340e5
commit 01dd5b7a3c
5 changed files with 13 additions and 33 deletions
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14
event.js
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@@ -1,6 +1,6 @@
import {Buffer} from 'buffer' import {Buffer} from 'buffer'
import createHash from 'create-hash' import createHash from 'create-hash'
import {signSchnorr, verifySchnorr} from 'tiny-secp256k1' import * as secp256k1 from '@noble/secp256k1'
export function getBlankEvent() { export function getBlankEvent() {
return { return {
@@ -32,15 +32,9 @@ export function getEventHash(event) {
export function verifySignature(event) { export function verifySignature(event) {
if (event.id !== getEventHash(event)) return false if (event.id !== getEventHash(event)) return false
return verifySchnorr( return secp256k1.schnorr.verify(event.id, event.pubkey, event.sig)
Buffer.from(event.id, 'hex'),
Buffer.from(event.pubkey, 'hex'),
Buffer.from(event.sig, 'hex')
)
} }
export function signEvent(event, key) { export async function signEvent(event, key) {
let eventHash = Buffer.from(getEventHash(event), 'hex') return secp256k1.schnorr.sign(getEventHash(event), key)
let keyB = Buffer.from(key, 'hex')
return Buffer.from(signSchnorr(eventHash, keyB)).toString('hex')
} }

16
keys.js
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@@ -1,19 +1,9 @@
import randomBytes from 'randombytes' import * as secp256k1 from '@noble/secp256k1'
import {isPrivate, pointFromScalar} from 'tiny-secp256k1'
export function generatePrivateKey() { export function generatePrivateKey() {
let i = 8 return Buffer.from(secp256k1.utils.randomPrivateKey()).toString('hex')
while (i--) {
let r32 = Buffer.from(randomBytes(32))
if (isPrivate(r32)) return r32.toString('hex')
}
throw new Error(
'Valid private key was not found in 8 iterations. PRNG is broken'
)
} }
export function getPublicKey(privateKey) { export function getPublicKey(privateKey) {
return Buffer.from(pointFromScalar(Buffer.from(privateKey, 'hex'), true)) return secp256k1.getPublicKey(privateKey)
.toString('hex')
.slice(2)
} }

9
nip06.js
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@@ -4,14 +4,11 @@ import {
mnemonicToSeedSync, mnemonicToSeedSync,
validateMnemonic validateMnemonic
} from 'micro-bip39' } from 'micro-bip39'
import BIP32Factory from 'bip32' import {HDKey} from 'micro-bip32'
import * as ecc from 'tiny-secp256k1'
const bip32 = BIP32Factory(ecc)
export function privateKeyFromSeed(seed) { export function privateKeyFromSeed(seed) {
let root = bip32.fromSeed(Buffer.from(seed, 'hex')) let root = HDKey.fromMasterSeed(Buffer.from(seed, 'hex'))
return root.derivePath(`m/44'/1237'/0'/0'`).privateKey.toString('hex') return root.derive(`m/44'/1237'/0'/0'`).privateKey.toString('hex')
} }
export function seedFromWords(mnemonic) { export function seedFromWords(mnemonic) {

5
package.json
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@@ -1,6 +1,6 @@
{ {
"name": "nostr-tools", "name": "nostr-tools",
"version": "0.13.0", "version": "0.14.0",
"description": "Tools for making a Nostr client.", "description": "Tools for making a Nostr client.",
"repository": { "repository": {
"type": "git", "type": "git",
@@ -8,14 +8,13 @@
}, },
"dependencies": { "dependencies": {
"@noble/secp256k1": "^1.3.0", "@noble/secp256k1": "^1.3.0",
"bip32": "^3.0.1",
"browserify-cipher": ">=1", "browserify-cipher": ">=1",
"buffer": ">=5", "buffer": ">=5",
"create-hash": "^1.2.0", "create-hash": "^1.2.0",
"dns-packet": "^5.2.4", "dns-packet": "^5.2.4",
"micro-bip32": "^0.1.0",
"micro-bip39": "^0.1.3", "micro-bip39": "^0.1.3",
"randombytes": ">=2", "randombytes": ">=2",
"tiny-secp256k1": "^2.1.2",
"websocket-polyfill": "^0.0.3" "websocket-polyfill": "^0.0.3"
}, },
"keywords": [ "keywords": [

2
pool.js
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@@ -118,7 +118,7 @@ export function relayPool() {
event.tags = event.tags || [] event.tags = event.tags || []
if (globalPrivateKey) { if (globalPrivateKey) {
event.sig = signEvent(event, globalPrivateKey) event.sig = await signEvent(event, globalPrivateKey)
} else { } else {
throw new Error( throw new Error(
"can't publish unsigned event. either sign this event beforehand or pass a private key while initializing this relay pool so it can be signed automatically." "can't publish unsigned event. either sign this event beforehand or pass a private key while initializing this relay pool so it can be signed automatically."