framed-hash
A hash function that wraps all input chunks with a length prefix.
Last updated 10 years ago
by mafintosh
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MIT
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Repository
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package.json
$ gnpm install framed-hash
SYNC missed versions from
official npm registry.
framed-hash
A hash function that wraps all input chunks with a length prefix.
npm install framed-hash
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
Current Tags
- 1.1.0 ... latest (10 years ago)