Initial rebrand: @polkadot -> @pezkuwi (14 packages)

- Package namespace: @polkadot/* -> @pezkuwi/*
- Repository: polkadot-js/common -> pezkuwichain/pezkuwi-common
- Author: Pezkuwi Team <team@pezkuwichain.io>

Core packages:
- @pezkuwi/util (utilities)
- @pezkuwi/util-crypto (crypto primitives)
- @pezkuwi/keyring (account management)
- @pezkuwi/networks (chain metadata)
- @pezkuwi/hw-ledger (Ledger hardware wallet)
- @pezkuwi/x-* (10 polyfill packages)

Total: 14 packages
Upstream: polkadot-js/common v14.0.1

packages/util-crypto/src/hmac/index.ts

@@ -0,0 +1,4 @@
+// Copyright 2017-2025 @polkadot/util-crypto authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+export { hmacSha256AsU8a, hmacSha512AsU8a, hmacShaAsU8a } from './shaAsU8a.js';

packages/util-crypto/src/hmac/shaAsU8a.spec.ts

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+// Copyright 2017-2025 @polkadot/util-crypto authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+/// <reference types="@polkadot/dev-test/globals.d.ts" />
+
+import { hexToU8a, stringToU8a } from '@pezkuwi/util';
+import { waitReady } from '@pezkuwi/wasm-crypto';
+
+import { perfWasm } from '../test/index.js';
+import { hmacShaAsU8a } from './index.js';
+
+describe('hmacShaAsU8a', (): void => {
+  beforeEach(async (): Promise<void> => {
+    await waitReady();
+  });
+
+  const key = stringToU8a('secret');
+  const data = stringToU8a('some message');
+  const output = {
+    256: hexToU8a(
+      '0xf28a70b41263840e5c059a0a733336e0957efba87902aa8cca11441d4b0c96d7'
+    ),
+    512: hexToU8a(
+      '0x295832e97ed77be75a9fa98029497e4a722c4b9a2f21b39d34f1befa931a39ec520fd24711d6f5c03501384ea66b83066a01a82c57a0460f8cd1f471fcce5841'
+    )
+  };
+
+  for (const bitLength of [256, 512] as const) {
+    describe(`bitLength=${bitLength}`, (): void => {
+      for (const onlyJs of [false, true]) {
+        describe(`onlyJs=${(onlyJs && 'true') || 'false'}`, (): void => {
+          it('returns an hex representation (string)', (): void => {
+            expect(
+              hmacShaAsU8a(key, data, bitLength, onlyJs)
+            ).toEqual(output[bitLength]);
+          });
+        });
+      }
+    });
+
+    perfWasm(`hmacShaAsU8a, bitLength=${bitLength}`, 16000, (input, onlyJs) =>
+      hmacShaAsU8a(input, input, bitLength, onlyJs)
+    );
+  }
+});

packages/util-crypto/src/hmac/shaAsU8a.ts

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+// Copyright 2017-2025 @polkadot/util-crypto authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import { hmac } from '@noble/hashes/hmac';
+import { sha256 } from '@noble/hashes/sha256';
+import { sha512 } from '@noble/hashes/sha512';
+
+import { hasBigInt, u8aToU8a } from '@pezkuwi/util';
+import { hmacSha256, hmacSha512, isReady } from '@pezkuwi/wasm-crypto';
+
+const JS_HASH = {
+  256: sha256,
+  512: sha512
+};
+
+const WA_MHAC = {
+  256: hmacSha256,
+  512: hmacSha512
+};
+
+function createSha (bitLength: 256 | 512): (key: Uint8Array | string, data: Uint8Array, onlyJs?: boolean) => Uint8Array {
+  return (key: Uint8Array | string, data: Uint8Array, onlyJs?: boolean): Uint8Array =>
+    hmacShaAsU8a(key, data, bitLength, onlyJs);
+}
+
+/**
+ * @name hmacShaAsU8a
+ * @description creates a Hmac Sha (256/512) Uint8Array from the key & data
+ */
+export function hmacShaAsU8a (key: Uint8Array | string, data: Uint8Array, bitLength: 256 | 512 = 256, onlyJs?: boolean): Uint8Array {
+  const u8aKey = u8aToU8a(key);
+
+  return !hasBigInt || (!onlyJs && isReady())
+    ? WA_MHAC[bitLength](u8aKey, data)
+    : hmac(JS_HASH[bitLength], u8aKey, data);
+}
+
+/**
+ * @name hmacSha256AsU8a
+ * @description creates a Hmac Sha256 Uint8Array from the key & data
+ */
+export const hmacSha256AsU8a = /*#__PURE__*/ createSha(256);
+
+/**
+ * @name hmacSha512AsU8a
+ * @description creates a Hmac Sha512 Uint8Array from the key & data
+ */
+export const hmacSha512AsU8a = /*#__PURE__*/ createSha(512);