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• [DIR] ..
• [FILE] asU8a.d.ts
• [FILE] asU8a.js
• [FILE] index.d.ts
• [FILE] index.js

Просмотр файла: asU8a.js

import { blake2b as blake2bJs } from '@noble/hashes/blake2b';
import { hasBigInt, u8aToU8a } from '@polkadot/util';
import { blake2b, isReady } from '@polkadot/wasm-crypto';
import { createAsHex } from '../helpers.js';
/**
 * @name blake2AsU8a
 * @summary Creates a blake2b u8a from the input.
 * @description
 * From a `Uint8Array` input, create the blake2b and return the result as a u8a with the specified `bitLength`.
 * @example
 * <BR>
 *
 * ```javascript
 * import { blake2AsU8a } from '@polkadot/util-crypto';
 *
 * blake2AsU8a('abc'); // => [0xba, 0x80, 0xa5, 0x3f, 0x98, 0x1c, 0x4d, 0x0d]
 * ```
 */
export function blake2AsU8a(data, bitLength = 256, key, onlyJs) {
    const byteLength = Math.ceil(bitLength / 8);
    const u8a = u8aToU8a(data);
    return !hasBigInt || (!onlyJs && isReady())
        ? blake2b(u8a, u8aToU8a(key), byteLength)
        : key
            ? blake2bJs(u8a, { dkLen: byteLength, key })
            : blake2bJs(u8a, { dkLen: byteLength });
}
/**
 * @name blake2AsHex
 * @description Creates a blake2b hex from the input.
 */
export const blake2AsHex = /*#__PURE__*/ createAsHex(blake2AsU8a);

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