Files
aitbc/dev/env/node_modules/@noble/curves/esm/p256.js
aitbc 816e258d4c refactor: move brother_node development artifact to dev/test-nodes subdirectory
Development Artifact Cleanup:
 BROTHER_NODE REORGANIZATION: Moved development test node to appropriate location
- dev/test-nodes/brother_node/: Moved from root directory for better organization
- Contains development configuration, test logs, and test chain data
- No impact on production systems - purely development/testing artifact

 DEVELOPMENT ARTIFACTS IDENTIFIED:
- Chain ID: aitbc-brother-chain (test/development chain)
- Ports: 8010 (P2P) and 8011 (RPC) - different from production
- Environment: .env file with test configuration
- Logs: rpc.log and node.log from development testing session (March 15, 2026)

 ROOT DIRECTORY CLEANUP: Removed development clutter from production directory
- brother_node/ moved to dev/test-nodes/brother_node/
- Root directory now contains only production-ready components
- Development artifacts properly organized in dev/ subdirectory

DIRECTORY STRUCTURE IMPROVEMENT:
📁 dev/test-nodes/: Development and testing node configurations
🏗️ Root Directory: Clean production structure with only essential components
🧪 Development Isolation: Test environments separated from production

BENEFITS:
 Clean Production Directory: No development artifacts in root
 Better Organization: Development nodes grouped in dev/ subdirectory
 Clear Separation: Production vs development environments clearly distinguished
 Maintainability: Easier to identify and manage development components

RESULT: Successfully moved brother_node development artifact to dev/test-nodes/ subdirectory, cleaning up the root directory while preserving development testing environment for future use.
2026-03-30 17:09:06 +02:00

42 lines
1.7 KiB
JavaScript
Executable File

/*! noble-curves - MIT License (c) 2022 Paul Miller (paulmillr.com) */
import { createCurve } from './_shortw_utils.js';
import { sha256 } from '@noble/hashes/sha256';
import { Field } from './abstract/modular.js';
import { mapToCurveSimpleSWU } from './abstract/weierstrass.js';
import { createHasher } from './abstract/hash-to-curve.js';
// NIST secp256r1 aka p256
// https://www.secg.org/sec2-v2.pdf, https://neuromancer.sk/std/nist/P-256
const Fp = Field(BigInt('0xffffffff00000001000000000000000000000000ffffffffffffffffffffffff'));
const CURVE_A = Fp.create(BigInt('-3'));
const CURVE_B = BigInt('0x5ac635d8aa3a93e7b3ebbd55769886bc651d06b0cc53b0f63bce3c3e27d2604b');
// prettier-ignore
export const p256 = createCurve({
a: CURVE_A,
b: CURVE_B,
Fp,
// Curve order, total count of valid points in the field
n: BigInt('0xffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632551'),
// Base (generator) point (x, y)
Gx: BigInt('0x6b17d1f2e12c4247f8bce6e563a440f277037d812deb33a0f4a13945d898c296'),
Gy: BigInt('0x4fe342e2fe1a7f9b8ee7eb4a7c0f9e162bce33576b315ececbb6406837bf51f5'),
h: BigInt(1),
lowS: false,
}, sha256);
export const secp256r1 = p256;
const mapSWU = /* @__PURE__ */ (() => mapToCurveSimpleSWU(Fp, {
A: CURVE_A,
B: CURVE_B,
Z: Fp.create(BigInt('-10')),
}))();
const htf = /* @__PURE__ */ (() => createHasher(secp256r1.ProjectivePoint, (scalars) => mapSWU(scalars[0]), {
DST: 'P256_XMD:SHA-256_SSWU_RO_',
encodeDST: 'P256_XMD:SHA-256_SSWU_NU_',
p: Fp.ORDER,
m: 1,
k: 128,
expand: 'xmd',
hash: sha256,
}))();
export const hashToCurve = /* @__PURE__ */ (() => htf.hashToCurve)();
export const encodeToCurve = /* @__PURE__ */ (() => htf.encodeToCurve)();
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