framed-hash

1.1.0 • Public • Published

framed-hash

A hash function that wraps all input chunks with a length prefix.

npm install framed-hash

build status

Usage

var framedHash = require('framed-hash')
 
var hash = framedHash('sha256')
 
hash.update('hello')
hash.update('world')
 
// prints 9054cf26016be468a8b56b40342bd5b479202a40da9fc9056b1ac4c5070343d8
console.log(hash.digest('hex'))
 
var anotherHash = framedHash('sha256')
 
anotherHash.update('hell')
anotherHash.update('oworld')
 
// prints 9cb231ff970f99993c9753364405184fc9024c3f56d98716d90f4913a6c746c0
// since the input chunks were different
console.log(anotherHash.digest('hex'))

API

hash = framedHash(algorithm)

Create a new hash instance. Algorithm can be anything accepted by crypto.createHash(algo)

hash.update(chunk)

Update the hash. Internally the chunk is prefixed with the length of the chunk and a newline

hash.digest(encoding)

Returns the digest of the hash.

License

MIT

Readme

Keywords

none

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Install

npm i framed-hash

Weekly Downloads

16

Version

1.1.0

License

MIT

Last publish

Collaborators

  • mafintosh