Checksum

Checksum utility for node.

Status

Install

npm install checksum

Usage

var checksum = require('checksum')
  , cs = checksum('dshaw')

if (cs === '9b8cebc0421241d087f6ab7e815285af803de7e7') {
  console.log('yay')
}

checksum.file('dshaw.txt', function (err, sum) {
   if (cs === '9b8cebc0421241d087f6ab7e815285af803de7e7') {
     console.log('yay yay')
   }
})

Checksum cli tool

npm install -g checksum

Options

• -a --algorithm: default sha1
• -v --verbose: default false

Usage

$ echo -n dshaw | checksum
> 9b8cebc0421241d087f6ab7e815285af803de7e7

$ checksum ./*
> c86d703371777a96ef7cdbb6a8fe65afb8e95d94  ./History.md
> 6d8afb5a7e0bf476e966a9b741057ba712ba067a  ./Readme.md
> 09f5ad81b312fe59619fbfbfd5b3785deb9b0e88  ./checksum.js
> 47396881ce59853d53766ad701c13b0a107a8d6c  ./package.json

$ checksum -a md5 ./test/*
> e54ea1240678c34901b150609e9b1906  ./test/checksum.test.js

$ checksum -a sha256 ./bin/*
> f1e3209ff36988ffb136414d4d582052d901d0f3019c3d133731bcd751761c23  ./bin/checksum-cli.js

0.1.1 / 2013-06-04

• Minor cleanup in cli.
• Improve handling when file doesn't exist. [@NotMyself]

0.1.0 / 2013-02-25

• Feature complete with checksum.file().

0.0.2 / 2013-02-24

• File support in cli.
• TODO: still needs programmatic support for handling files.

0.0.1 / 2013-02-24

• Initial implementation of sha1 checksum function and cli with stdin support.