20 lines
528 B
JavaScript
20 lines
528 B
JavaScript
/* eslint-disable camelcase */
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const sha256 = require('sha256-universal')
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const assert = require('nanoassert')
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if (new Uint16Array([1])[0] !== 1) throw new Error('Big endian architecture is not supported.')
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const crypto_hash_sha256_BYTES = 32
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function crypto_hash_sha256 (out, m, n) {
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assert(out.byteLength === crypto_hash_sha256_BYTES, "out must be 'crypto_hash_sha256_BYTES' bytes long")
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sha256().update(m.subarray(0, n)).digest(out)
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return 0
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}
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module.exports = {
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crypto_hash_sha256,
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crypto_hash_sha256_BYTES
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}
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