multiformats/src/hashes/sha2-browser.ts

Interface for multihash, multicodec, multibase and CID

import { from } from './hasher.ts'

function sha (name: AlgorithmIdentifier): (data: Uint8Array<ArrayBuffer>) => Promise<Uint8Array<ArrayBuffer>> {
  return async data => new Uint8Array(await crypto.subtle.digest(name, data))
}

export const sha256 = from({
  name: 'sha2-256',
  code: 0x12,
  encode: sha('SHA-256')
})

export const sha512 = from({
  name: 'sha2-512',
  code: 0x13,
  encode: sha('SHA-512')
})