forked from tornado-packages/noble-curves
stark: switch to new weierstrass methods
This commit is contained in:
Paul Miller
parent
a2c87f9c2f
commit
ceb3f67faa
46
src/stark.ts
46
src/stark.ts
@ -16,6 +16,15 @@ const CURVE_N = BigInt(
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'3618502788666131213697322783095070105526743751716087489154079457884512865583'
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);
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const nBitLength = 252;
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// Copy-pasted from weierstrass.ts
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function bits2int(bytes: Uint8Array): bigint {
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const delta = bytes.length * 8 - nBitLength;
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const num = cutils.bytesToNumberBE(bytes);
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return delta > 0 ? num >> BigInt(delta) : num;
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}
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function bits2int_modN(bytes: Uint8Array): bigint {
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return mod(bits2int(bytes), CURVE_N);
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}
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export const starkCurve = weierstrass({
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// Params: a, b
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a: BigInt(1),
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@ -33,24 +42,20 @@ export const starkCurve = weierstrass({
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// Default options
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lowS: false,
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...getHash(sha256),
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truncateHash: (hash: Uint8Array, truncateOnly = false): Uint8Array => {
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// Fix truncation
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if (!truncateOnly) {
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let hashS = bytesToNumber0x(hash).toString(16);
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if (hashS.length === 63) {
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hashS += '0';
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hash = hexToBytes0x(hashS);
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}
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// Custom truncation routines for stark curve
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bits2int: (bytes: Uint8Array): bigint => {
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while (bytes[0] === 0) bytes = bytes.subarray(1);
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return bits2int(bytes);
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},
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bits2int_modN: (bytes: Uint8Array): bigint => {
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let hashS = cutils.bytesToNumberBE(bytes).toString(16);
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if (hashS.length === 63) {
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hashS += '0';
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bytes = hexToBytes0x(hashS);
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}
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// Truncate zero bytes on left (compat with elliptic)
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while (hash[0] === 0) hash = hash.subarray(1);
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// bits2int + part of bits2octets (mod if !truncateOnly)
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const byteLength = hash.length;
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const delta = byteLength * 8 - nBitLength; // size of curve.n (252 bits)
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let h = hash.length ? bytesToNumber0x(hash) : 0n;
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if (delta > 0) h = h >> BigInt(delta); // truncate to nBitLength leftmost bits
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if (!truncateOnly) h = mod(h, CURVE_N);
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return cutils.numberToVarBytesBE(h);
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while (bytes[0] === 0) bytes = bytes.subarray(1);
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return bits2int_modN(bytes);
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},
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});
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@ -134,7 +139,7 @@ type Hex = Uint8Array | string;
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function hashKeyWithIndex(key: Uint8Array, index: number) {
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let indexHex = cutils.numberToHexUnpadded(index);
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if (indexHex.length & 1) indexHex = '0' + indexHex;
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return bytesToNumber0x(sha256(cutils.concatBytes(key, hexToBytes0x(indexHex))));
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return sha256Num(cutils.concatBytes(key, hexToBytes0x(indexHex)));
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}
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export function grindKey(seed: Hex) {
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@ -167,8 +172,8 @@ export function getAccountPath(
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ethereumAddress: string,
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index: number
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) {
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const layerNum = int31(bytesToNumber0x(sha256(layer)));
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const applicationNum = int31(bytesToNumber0x(sha256(application)));
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const layerNum = int31(sha256Num(layer));
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const applicationNum = int31(sha256Num(application));
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const eth = hexToNumber0x(ethereumAddress);
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return `m/2645'/${layerNum}'/${applicationNum}'/${int31(eth)}'/${int31(eth >> 31n)}'/${index}`;
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}
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@ -264,7 +269,8 @@ export const computeHashOnElements = (data: PedersenArg[], fn = pedersen) =>
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[0, ...data, data.length].reduce((x, y) => fn(x, y));
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const MASK_250 = cutils.bitMask(250);
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export const keccak = (data: Uint8Array) => bytesToNumber0x(keccak_256(data)) & MASK_250;
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export const keccak = (data: Uint8Array): bigint => bytesToNumber0x(keccak_256(data)) & MASK_250;
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const sha256Num = (data: Uint8Array | string): bigint => cutils.bytesToNumberBE(sha256(data));
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// Poseidon hash
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export const Fp253 = Fp(
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@ -1,5 +1,5 @@
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import { deepStrictEqual, throws } from 'assert';
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import { should } from 'micro-should';
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import { describe, should } from 'micro-should';
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import { hex, utf8 } from '@scure/base';
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import * as bip32 from '@scure/bip32';
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import * as bip39 from '@scure/bip39';
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@ -7,277 +7,279 @@ import * as starknet from '../../lib/esm/stark.js';
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import { default as sigVec } from './fixtures/rfc6979_signature_test_vector.json' assert { type: 'json' };
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import { default as precomputedKeys } from './fixtures/keys_precomputed.json' assert { type: 'json' };
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should('Starknet keccak', () => {
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const value = starknet.keccak(utf8.decode('hello'));
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deepStrictEqual(value, 0x8aff950685c2ed4bc3174f3472287b56d9517b9c948127319a09a7a36deac8n);
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deepStrictEqual(value < 2n ** 250n, true);
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});
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describe('starknet', () => {
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should('custom keccak', () => {
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const value = starknet.keccak(utf8.decode('hello'));
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deepStrictEqual(value, 0x8aff950685c2ed4bc3174f3472287b56d9517b9c948127319a09a7a36deac8n);
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deepStrictEqual(value < 2n ** 250n, true);
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});
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should('RFC6979', () => {
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for (const msg of sigVec.messages) {
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const { r, s } = starknet.sign(msg.hash, sigVec.private_key);
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// const { r, s } = starknet.Signature.fromDER(sig);
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deepStrictEqual(r.toString(10), msg.r);
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deepStrictEqual(s.toString(10), msg.s);
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}
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});
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should('RFC6979', () => {
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for (const msg of sigVec.messages) {
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const { r, s } = starknet.sign(msg.hash, sigVec.private_key);
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// const { r, s } = starknet.Signature.fromDER(sig);
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deepStrictEqual(r.toString(10), msg.r);
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deepStrictEqual(s.toString(10), msg.s);
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}
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});
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should('Signatures', () => {
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const vectors = [
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{
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// Message hash of length 61.
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msg: 'c465dd6b1bbffdb05442eb17f5ca38ad1aa78a6f56bf4415bdee219114a47',
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r: '5f496f6f210b5810b2711c74c15c05244dad43d18ecbbdbe6ed55584bc3b0a2',
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s: '4e8657b153787f741a67c0666bad6426c3741b478c8eaa3155196fc571416f3',
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},
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{
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// Message hash of length 61, with leading zeros.
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msg: '00c465dd6b1bbffdb05442eb17f5ca38ad1aa78a6f56bf4415bdee219114a47',
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r: '5f496f6f210b5810b2711c74c15c05244dad43d18ecbbdbe6ed55584bc3b0a2',
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s: '4e8657b153787f741a67c0666bad6426c3741b478c8eaa3155196fc571416f3',
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},
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{
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// Message hash of length 62.
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msg: 'c465dd6b1bbffdb05442eb17f5ca38ad1aa78a6f56bf4415bdee219114a47a',
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r: '233b88c4578f0807b4a7480c8076eca5cfefa29980dd8e2af3c46a253490e9c',
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s: '28b055e825bc507349edfb944740a35c6f22d377443c34742c04e0d82278cf1',
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},
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{
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// Message hash of length 63.
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msg: '7465dd6b1bbffdb05442eb17f5ca38ad1aa78a6f56bf4415bdee219114a47a1',
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r: 'b6bee8010f96a723f6de06b5fa06e820418712439c93850dd4e9bde43ddf',
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s: '1a3d2bc954ed77e22986f507d68d18115fa543d1901f5b4620db98e2f6efd80',
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},
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];
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const privateKey = '2dccce1da22003777062ee0870e9881b460a8b7eca276870f57c601f182136c';
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const publicKey = starknet.getPublicKey(privateKey);
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for (const v of vectors) {
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const sig = starknet.sign(v.msg, privateKey);
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should('Signatures', () => {
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const vectors = [
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{
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// Message hash of length 61.
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msg: 'c465dd6b1bbffdb05442eb17f5ca38ad1aa78a6f56bf4415bdee219114a47',
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r: '5f496f6f210b5810b2711c74c15c05244dad43d18ecbbdbe6ed55584bc3b0a2',
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s: '4e8657b153787f741a67c0666bad6426c3741b478c8eaa3155196fc571416f3',
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},
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{
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// Message hash of length 61, with leading zeros.
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msg: '00c465dd6b1bbffdb05442eb17f5ca38ad1aa78a6f56bf4415bdee219114a47',
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r: '5f496f6f210b5810b2711c74c15c05244dad43d18ecbbdbe6ed55584bc3b0a2',
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s: '4e8657b153787f741a67c0666bad6426c3741b478c8eaa3155196fc571416f3',
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},
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{
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// Message hash of length 62.
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msg: 'c465dd6b1bbffdb05442eb17f5ca38ad1aa78a6f56bf4415bdee219114a47a',
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r: '233b88c4578f0807b4a7480c8076eca5cfefa29980dd8e2af3c46a253490e9c',
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s: '28b055e825bc507349edfb944740a35c6f22d377443c34742c04e0d82278cf1',
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},
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{
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// Message hash of length 63.
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msg: '7465dd6b1bbffdb05442eb17f5ca38ad1aa78a6f56bf4415bdee219114a47a1',
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r: 'b6bee8010f96a723f6de06b5fa06e820418712439c93850dd4e9bde43ddf',
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s: '1a3d2bc954ed77e22986f507d68d18115fa543d1901f5b4620db98e2f6efd80',
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},
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];
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const privateKey = '2dccce1da22003777062ee0870e9881b460a8b7eca276870f57c601f182136c';
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const publicKey = starknet.getPublicKey(privateKey);
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for (const v of vectors) {
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const sig = starknet.sign(v.msg, privateKey);
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const { r, s } = sig;
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// const { r, s } = starknet.Signature.fromDER(sig);
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deepStrictEqual(r.toString(16), v.r, 'r equality');
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deepStrictEqual(s.toString(16), v.s, 's equality');
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deepStrictEqual(starknet.verify(sig, v.msg, publicKey), true, 'verify');
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}
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});
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should('Invalid signatures', () => {
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/*
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it('should not verify invalid signature inputs lengths', () => {
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const ecOrder = starkwareCrypto.ec.n;
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const {maxEcdsaVal} = starkwareCrypto;
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const maxMsgHash = maxEcdsaVal.sub(oneBn);
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const maxR = maxEcdsaVal.sub(oneBn);
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const maxS = ecOrder.sub(oneBn).sub(oneBn);
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const maxStarkKey = maxEcdsaVal.sub(oneBn);
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// Test invalid message length.
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expect(() =>
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starkwareCrypto.verify(maxStarkKey, maxMsgHash.add(oneBn).toString(16), {
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r: maxR,
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s: maxS
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})
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).to.throw('Message not signable, invalid msgHash length.');
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// Test invalid r length.
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expect(() =>
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starkwareCrypto.verify(maxStarkKey, maxMsgHash.toString(16), {
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r: maxR.add(oneBn),
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s: maxS
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})
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).to.throw('Message not signable, invalid r length.');
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// Test invalid w length.
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expect(() =>
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starkwareCrypto.verify(maxStarkKey, maxMsgHash.toString(16), {
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r: maxR,
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s: maxS.add(oneBn)
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})
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).to.throw('Message not signable, invalid w length.');
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// Test invalid s length.
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expect(() =>
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starkwareCrypto.verify(maxStarkKey, maxMsgHash.toString(16), {
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r: maxR,
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s: maxS.add(oneBn).add(oneBn)
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})
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).to.throw('Message not signable, invalid s length.');
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});
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it('should not verify invalid signatures', () => {
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const privKey = generateRandomStarkPrivateKey();
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const keyPair = starkwareCrypto.ec.keyFromPrivate(privKey, 'hex');
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const keyPairPub = starkwareCrypto.ec.keyFromPublic(
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keyPair.getPublic(),
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'BN'
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);
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const msgHash = new BN(randomHexString(61));
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const msgSignature = starkwareCrypto.sign(keyPair, msgHash);
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// Test invalid public key.
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const invalidKeyPairPub = starkwareCrypto.ec.keyFromPublic(
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{x: keyPairPub.pub.getX().add(oneBn), y: keyPairPub.pub.getY()},
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'BN'
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);
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expect(
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starkwareCrypto.verify(
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invalidKeyPairPub,
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msgHash.toString(16),
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msgSignature
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)
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).to.be.false;
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// Test invalid message.
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expect(
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starkwareCrypto.verify(
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keyPair,
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msgHash.add(oneBn).toString(16),
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msgSignature
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)
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).to.be.false;
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expect(
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starkwareCrypto.verify(
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keyPairPub,
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msgHash.add(oneBn).toString(16),
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msgSignature
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)
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).to.be.false;
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// Test invalid r.
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msgSignature.r.iadd(oneBn);
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expect(starkwareCrypto.verify(keyPair, msgHash.toString(16), msgSignature))
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.to.be.false;
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expect(
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starkwareCrypto.verify(keyPairPub, msgHash.toString(16), msgSignature)
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).to.be.false;
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// Test invalid s.
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msgSignature.r.isub(oneBn);
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msgSignature.s.iadd(oneBn);
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expect(starkwareCrypto.verify(keyPair, msgHash.toString(16), msgSignature))
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.to.be.false;
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expect(
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starkwareCrypto.verify(keyPairPub, msgHash.toString(16), msgSignature)
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).to.be.false;
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});
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});
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*/
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});
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should('Pedersen', () => {
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deepStrictEqual(
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starknet.pedersen(
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'0x3d937c035c878245caf64531a5756109c53068da139362728feb561405371cb',
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'0x208a0a10250e382e1e4bbe2880906c2791bf6275695e02fbbc6aeff9cd8b31a'
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),
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'0x30e480bed5fe53fa909cc0f8c4d99b8f9f2c016be4c41e13a4848797979c662'
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);
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deepStrictEqual(
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starknet.pedersen(
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'0x58f580910a6ca59b28927c08fe6c43e2e303ca384badc365795fc645d479d45',
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'0x78734f65a067be9bdb39de18434d71e79f7b6466a4b66bbd979ab9e7515fe0b'
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),
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'0x68cc0b76cddd1dd4ed2301ada9b7c872b23875d5ff837b3a87993e0d9996b87'
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);
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});
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should('Hash chain', () => {
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deepStrictEqual(starknet.hashChain([1, 2, 3]), starknet.pedersen(1, starknet.pedersen(2, 3)));
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});
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should('Key grinding', () => {
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deepStrictEqual(
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starknet.grindKey('86F3E7293141F20A8BAFF320E8EE4ACCB9D4A4BF2B4D295E8CEE784DB46E0519'),
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'5c8c8683596c732541a59e03007b2d30dbbbb873556fe65b5fb63c16688f941'
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);
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// Loops more than once (verified manually)
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deepStrictEqual(
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starknet.grindKey('94F3E7293141F20A8BAFF320E8EE4ACCB9D4A4BF2B4D295E8CEE784DB46E0595'),
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'33880b9aba464c1c01c9f8f5b4fc1134698f9b0a8d18505cab6cdd34d93dc02'
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);
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});
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should('Private to stark key', () => {
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deepStrictEqual(
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starknet.getStarkKey('0x178047D3869489C055D7EA54C014FFB834A069C9595186ABE04EA4D1223A03F'),
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'0x1895a6a77ae14e7987b9cb51329a5adfb17bd8e7c638f92d6892d76e51cebcf'
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);
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for (const [privKey, expectedPubKey] of Object.entries(precomputedKeys)) {
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deepStrictEqual(starknet.getStarkKey(privKey), expectedPubKey);
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}
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});
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should('Private stark key from eth signature', () => {
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const ethSignature =
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'0x21fbf0696d5e0aa2ef41a2b4ffb623bcaf070461d61cf7251c74161f82fec3a43' +
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'70854bc0a34b3ab487c1bc021cd318c734c51ae29374f2beb0e6f2dd49b4bf41c';
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deepStrictEqual(
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starknet.ethSigToPrivate(ethSignature),
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'766f11e90cd7c7b43085b56da35c781f8c067ac0d578eabdceebc4886435bda'
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);
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});
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should('Key derivation', () => {
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const layer = 'starkex';
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const application = 'starkdeployement';
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const mnemonic =
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'range mountain blast problem vibrant void vivid doctor cluster enough melody ' +
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'salt layer language laptop boat major space monkey unit glimpse pause change vibrant';
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const ethAddress = '0xa4864d977b944315389d1765ffa7e66F74ee8cd7';
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const VECTORS = [
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{
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index: 0,
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path: "m/2645'/579218131'/891216374'/1961790679'/2135936222'/0",
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privateKey: '6cf0a8bf113352eb863157a45c5e5567abb34f8d32cddafd2c22aa803f4892c',
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},
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{
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index: 7,
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path: "m/2645'/579218131'/891216374'/1961790679'/2135936222'/7",
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privateKey: '341751bdc42841da35ab74d13a1372c1f0250617e8a2ef96034d9f46e6847af',
|
||||
},
|
||||
{
|
||||
index: 598,
|
||||
path: "m/2645'/579218131'/891216374'/1961790679'/2135936222'/598",
|
||||
privateKey: '41a4d591a868353d28b7947eb132aa4d00c4a022743689ffd20a3628d6ca28c',
|
||||
},
|
||||
];
|
||||
const hd = bip32.HDKey.fromMasterSeed(bip39.mnemonicToSeedSync(mnemonic));
|
||||
for (const { index, path, privateKey } of VECTORS) {
|
||||
const realPath = starknet.getAccountPath(layer, application, ethAddress, index);
|
||||
deepStrictEqual(realPath, path);
|
||||
deepStrictEqual(starknet.grindKey(hd.derive(realPath).privateKey), privateKey);
|
||||
}
|
||||
});
|
||||
|
||||
// Verified against starknet.js
|
||||
should('Starknet.js cross-tests', () => {
|
||||
const privateKey = '0x019800ea6a9a73f94aee6a3d2edf018fc770443e90c7ba121e8303ec6b349279';
|
||||
// NOTE: there is no compressed keys here, getPubKey returns stark-key (which is schnorr-like X coordinate)
|
||||
// But it is not used in signing/verifying
|
||||
deepStrictEqual(
|
||||
starknet.getStarkKey(privateKey),
|
||||
'0x33f45f07e1bd1a51b45fc24ec8c8c9908db9e42191be9e169bfcac0c0d99745'
|
||||
);
|
||||
const msgHash = '0x6d1706bd3d1ba7c517be2a2a335996f63d4738e2f182144d078a1dd9997062e';
|
||||
const sig = starknet.sign(msgHash, privateKey);
|
||||
const { r, s } = sig;
|
||||
// const { r, s } = starknet.Signature.fromDER(sig);
|
||||
deepStrictEqual(r.toString(16), v.r, 'r equality');
|
||||
deepStrictEqual(s.toString(16), v.s, 's equality');
|
||||
deepStrictEqual(starknet.verify(sig, v.msg, publicKey), true, 'verify');
|
||||
}
|
||||
});
|
||||
|
||||
should('Invalid signatures', () => {
|
||||
/*
|
||||
|
||||
it('should not verify invalid signature inputs lengths', () => {
|
||||
const ecOrder = starkwareCrypto.ec.n;
|
||||
const {maxEcdsaVal} = starkwareCrypto;
|
||||
const maxMsgHash = maxEcdsaVal.sub(oneBn);
|
||||
const maxR = maxEcdsaVal.sub(oneBn);
|
||||
const maxS = ecOrder.sub(oneBn).sub(oneBn);
|
||||
const maxStarkKey = maxEcdsaVal.sub(oneBn);
|
||||
|
||||
// Test invalid message length.
|
||||
expect(() =>
|
||||
starkwareCrypto.verify(maxStarkKey, maxMsgHash.add(oneBn).toString(16), {
|
||||
r: maxR,
|
||||
s: maxS
|
||||
})
|
||||
).to.throw('Message not signable, invalid msgHash length.');
|
||||
// Test invalid r length.
|
||||
expect(() =>
|
||||
starkwareCrypto.verify(maxStarkKey, maxMsgHash.toString(16), {
|
||||
r: maxR.add(oneBn),
|
||||
s: maxS
|
||||
})
|
||||
).to.throw('Message not signable, invalid r length.');
|
||||
// Test invalid w length.
|
||||
expect(() =>
|
||||
starkwareCrypto.verify(maxStarkKey, maxMsgHash.toString(16), {
|
||||
r: maxR,
|
||||
s: maxS.add(oneBn)
|
||||
})
|
||||
).to.throw('Message not signable, invalid w length.');
|
||||
// Test invalid s length.
|
||||
expect(() =>
|
||||
starkwareCrypto.verify(maxStarkKey, maxMsgHash.toString(16), {
|
||||
r: maxR,
|
||||
s: maxS.add(oneBn).add(oneBn)
|
||||
})
|
||||
).to.throw('Message not signable, invalid s length.');
|
||||
});
|
||||
|
||||
it('should not verify invalid signatures', () => {
|
||||
const privKey = generateRandomStarkPrivateKey();
|
||||
const keyPair = starkwareCrypto.ec.keyFromPrivate(privKey, 'hex');
|
||||
const keyPairPub = starkwareCrypto.ec.keyFromPublic(
|
||||
keyPair.getPublic(),
|
||||
'BN'
|
||||
deepStrictEqual(
|
||||
r.toString(),
|
||||
'1427981024487605678086498726488552139932400435436186597196374630267616399345'
|
||||
);
|
||||
const msgHash = new BN(randomHexString(61));
|
||||
const msgSignature = starkwareCrypto.sign(keyPair, msgHash);
|
||||
|
||||
// Test invalid public key.
|
||||
const invalidKeyPairPub = starkwareCrypto.ec.keyFromPublic(
|
||||
{x: keyPairPub.pub.getX().add(oneBn), y: keyPairPub.pub.getY()},
|
||||
'BN'
|
||||
deepStrictEqual(
|
||||
s.toString(),
|
||||
'1853664302719670721837677288395394946745467311923401353018029119631574115563'
|
||||
);
|
||||
expect(
|
||||
starkwareCrypto.verify(
|
||||
invalidKeyPairPub,
|
||||
msgHash.toString(16),
|
||||
msgSignature
|
||||
)
|
||||
).to.be.false;
|
||||
// Test invalid message.
|
||||
expect(
|
||||
starkwareCrypto.verify(
|
||||
keyPair,
|
||||
msgHash.add(oneBn).toString(16),
|
||||
msgSignature
|
||||
)
|
||||
).to.be.false;
|
||||
expect(
|
||||
starkwareCrypto.verify(
|
||||
keyPairPub,
|
||||
msgHash.add(oneBn).toString(16),
|
||||
msgSignature
|
||||
)
|
||||
).to.be.false;
|
||||
// Test invalid r.
|
||||
msgSignature.r.iadd(oneBn);
|
||||
expect(starkwareCrypto.verify(keyPair, msgHash.toString(16), msgSignature))
|
||||
.to.be.false;
|
||||
expect(
|
||||
starkwareCrypto.verify(keyPairPub, msgHash.toString(16), msgSignature)
|
||||
).to.be.false;
|
||||
// Test invalid s.
|
||||
msgSignature.r.isub(oneBn);
|
||||
msgSignature.s.iadd(oneBn);
|
||||
expect(starkwareCrypto.verify(keyPair, msgHash.toString(16), msgSignature))
|
||||
.to.be.false;
|
||||
expect(
|
||||
starkwareCrypto.verify(keyPairPub, msgHash.toString(16), msgSignature)
|
||||
).to.be.false;
|
||||
const hashMsg2 = starknet.pedersen(
|
||||
'0x33f45f07e1bd1a51b45fc24ec8c8c9908db9e42191be9e169bfcac0c0d99745',
|
||||
'1'
|
||||
);
|
||||
deepStrictEqual(hashMsg2, '0x2b0d4d43acce8ff68416f667f92ec7eab2b96f1d2224abd4d9d4d1e7fa4bb00');
|
||||
const pubKey =
|
||||
'04033f45f07e1bd1a51b45fc24ec8c8c9908db9e42191be9e169bfcac0c0d997450319d0f53f6ca077c4fa5207819144a2a4165daef6ee47a7c1d06c0dcaa3e456';
|
||||
const sig2 = new starknet.Signature(
|
||||
558858382392827003930138586379728730695763862039474863361948210004201119180n,
|
||||
2440689354481625417078677634625227600823892606910345662891037256374285369343n
|
||||
);
|
||||
deepStrictEqual(starknet.verify(sig2.toDERHex(), hashMsg2, pubKey), true);
|
||||
});
|
||||
});
|
||||
*/
|
||||
});
|
||||
|
||||
should('Pedersen', () => {
|
||||
deepStrictEqual(
|
||||
starknet.pedersen(
|
||||
'0x3d937c035c878245caf64531a5756109c53068da139362728feb561405371cb',
|
||||
'0x208a0a10250e382e1e4bbe2880906c2791bf6275695e02fbbc6aeff9cd8b31a'
|
||||
),
|
||||
'0x30e480bed5fe53fa909cc0f8c4d99b8f9f2c016be4c41e13a4848797979c662'
|
||||
);
|
||||
deepStrictEqual(
|
||||
starknet.pedersen(
|
||||
'0x58f580910a6ca59b28927c08fe6c43e2e303ca384badc365795fc645d479d45',
|
||||
'0x78734f65a067be9bdb39de18434d71e79f7b6466a4b66bbd979ab9e7515fe0b'
|
||||
),
|
||||
'0x68cc0b76cddd1dd4ed2301ada9b7c872b23875d5ff837b3a87993e0d9996b87'
|
||||
);
|
||||
});
|
||||
|
||||
should('Hash chain', () => {
|
||||
deepStrictEqual(starknet.hashChain([1, 2, 3]), starknet.pedersen(1, starknet.pedersen(2, 3)));
|
||||
});
|
||||
|
||||
should('Key grinding', () => {
|
||||
deepStrictEqual(
|
||||
starknet.grindKey('86F3E7293141F20A8BAFF320E8EE4ACCB9D4A4BF2B4D295E8CEE784DB46E0519'),
|
||||
'5c8c8683596c732541a59e03007b2d30dbbbb873556fe65b5fb63c16688f941'
|
||||
);
|
||||
// Loops more than once (verified manually)
|
||||
deepStrictEqual(
|
||||
starknet.grindKey('94F3E7293141F20A8BAFF320E8EE4ACCB9D4A4BF2B4D295E8CEE784DB46E0595'),
|
||||
'33880b9aba464c1c01c9f8f5b4fc1134698f9b0a8d18505cab6cdd34d93dc02'
|
||||
);
|
||||
});
|
||||
|
||||
should('Private to stark key', () => {
|
||||
deepStrictEqual(
|
||||
starknet.getStarkKey('0x178047D3869489C055D7EA54C014FFB834A069C9595186ABE04EA4D1223A03F'),
|
||||
'0x1895a6a77ae14e7987b9cb51329a5adfb17bd8e7c638f92d6892d76e51cebcf'
|
||||
);
|
||||
for (const [privKey, expectedPubKey] of Object.entries(precomputedKeys)) {
|
||||
deepStrictEqual(starknet.getStarkKey(privKey), expectedPubKey);
|
||||
}
|
||||
});
|
||||
|
||||
should('Private stark key from eth signature', () => {
|
||||
const ethSignature =
|
||||
'0x21fbf0696d5e0aa2ef41a2b4ffb623bcaf070461d61cf7251c74161f82fec3a43' +
|
||||
'70854bc0a34b3ab487c1bc021cd318c734c51ae29374f2beb0e6f2dd49b4bf41c';
|
||||
deepStrictEqual(
|
||||
starknet.ethSigToPrivate(ethSignature),
|
||||
'766f11e90cd7c7b43085b56da35c781f8c067ac0d578eabdceebc4886435bda'
|
||||
);
|
||||
});
|
||||
|
||||
should('Key derivation', () => {
|
||||
const layer = 'starkex';
|
||||
const application = 'starkdeployement';
|
||||
const mnemonic =
|
||||
'range mountain blast problem vibrant void vivid doctor cluster enough melody ' +
|
||||
'salt layer language laptop boat major space monkey unit glimpse pause change vibrant';
|
||||
const ethAddress = '0xa4864d977b944315389d1765ffa7e66F74ee8cd7';
|
||||
const VECTORS = [
|
||||
{
|
||||
index: 0,
|
||||
path: "m/2645'/579218131'/891216374'/1961790679'/2135936222'/0",
|
||||
privateKey: '6cf0a8bf113352eb863157a45c5e5567abb34f8d32cddafd2c22aa803f4892c',
|
||||
},
|
||||
{
|
||||
index: 7,
|
||||
path: "m/2645'/579218131'/891216374'/1961790679'/2135936222'/7",
|
||||
privateKey: '341751bdc42841da35ab74d13a1372c1f0250617e8a2ef96034d9f46e6847af',
|
||||
},
|
||||
{
|
||||
index: 598,
|
||||
path: "m/2645'/579218131'/891216374'/1961790679'/2135936222'/598",
|
||||
privateKey: '41a4d591a868353d28b7947eb132aa4d00c4a022743689ffd20a3628d6ca28c',
|
||||
},
|
||||
];
|
||||
const hd = bip32.HDKey.fromMasterSeed(bip39.mnemonicToSeedSync(mnemonic));
|
||||
for (const { index, path, privateKey } of VECTORS) {
|
||||
const realPath = starknet.getAccountPath(layer, application, ethAddress, index);
|
||||
deepStrictEqual(realPath, path);
|
||||
deepStrictEqual(starknet.grindKey(hd.derive(realPath).privateKey), privateKey);
|
||||
}
|
||||
});
|
||||
|
||||
// Verified against starknet.js
|
||||
should('Starknet.js cross-tests', () => {
|
||||
const privateKey = '0x019800ea6a9a73f94aee6a3d2edf018fc770443e90c7ba121e8303ec6b349279';
|
||||
// NOTE: there is no compressed keys here, getPubKey returns stark-key (which is schnorr-like X coordinate)
|
||||
// But it is not used in signing/verifying
|
||||
deepStrictEqual(
|
||||
starknet.getStarkKey(privateKey),
|
||||
'0x33f45f07e1bd1a51b45fc24ec8c8c9908db9e42191be9e169bfcac0c0d99745'
|
||||
);
|
||||
const msgHash = '0x6d1706bd3d1ba7c517be2a2a335996f63d4738e2f182144d078a1dd9997062e';
|
||||
const sig = starknet.sign(msgHash, privateKey);
|
||||
const { r, s } = sig;
|
||||
|
||||
deepStrictEqual(
|
||||
r.toString(),
|
||||
'1427981024487605678086498726488552139932400435436186597196374630267616399345'
|
||||
);
|
||||
deepStrictEqual(
|
||||
s.toString(),
|
||||
'1853664302719670721837677288395394946745467311923401353018029119631574115563'
|
||||
);
|
||||
const hashMsg2 = starknet.pedersen(
|
||||
'0x33f45f07e1bd1a51b45fc24ec8c8c9908db9e42191be9e169bfcac0c0d99745',
|
||||
'1'
|
||||
);
|
||||
deepStrictEqual(hashMsg2, '0x2b0d4d43acce8ff68416f667f92ec7eab2b96f1d2224abd4d9d4d1e7fa4bb00');
|
||||
const pubKey =
|
||||
'04033f45f07e1bd1a51b45fc24ec8c8c9908db9e42191be9e169bfcac0c0d997450319d0f53f6ca077c4fa5207819144a2a4165daef6ee47a7c1d06c0dcaa3e456';
|
||||
const sig2 = new starknet.Signature(
|
||||
558858382392827003930138586379728730695763862039474863361948210004201119180n,
|
||||
2440689354481625417078677634625227600823892606910345662891037256374285369343n
|
||||
);
|
||||
deepStrictEqual(starknet.verify(sig2.toDERHex(), hashMsg2, pubKey), true);
|
||||
});
|
||||
|
||||
// ESM is broken.
|
||||
import url from 'url';
|
||||
|
||||
Loading…
Reference in New Issue
Block a user