Sha256: ccc81229eeaa223ef84e5a2fa71e363b969ec06db9b434d3469e89f32a47c90f
Contents?: true
Size: 1.59 KB
Versions: 8
Compression:
Stored size: 1.59 KB
Contents
var sha = require('./sha')
var rng = require('./rng')
var md5 = require('./md5')
var algorithms = {
sha1: {
hex: sha.hex_sha1,
binary: sha.b64_sha1,
ascii: sha.str_sha1
},
md5: {
hex: md5.hex_md5,
binary: md5.b64_md5,
ascii: md5.any_md5
}
}
function error () {
var m = [].slice.call(arguments).join(' ')
throw new Error([
m,
'we accept pull requests',
'http://github.com/dominictarr/crypto-browserify'
].join('\n'))
}
exports.createHash = function (alg) {
alg = alg || 'sha1'
if(!algorithms[alg])
error('algorithm:', alg, 'is not yet supported')
var s = ''
var _alg = algorithms[alg]
return {
update: function (data) {
s += data
return this
},
digest: function (enc) {
enc = enc || 'binary'
var fn
if(!(fn = _alg[enc]))
error('encoding:', enc , 'is not yet supported for algorithm', alg)
var r = fn(s)
s = null //not meant to use the hash after you've called digest.
return r
}
}
}
exports.randomBytes = function(size, callback) {
if (callback && callback.call) {
try {
callback.call(this, undefined, rng(size));
} catch (err) { callback(err); }
} else {
return rng(size);
}
}
// the least I can do is make error messages for the rest of the node.js/crypto api.
;['createCredentials'
, 'createHmac'
, 'createCypher'
, 'createCypheriv'
, 'createDecipher'
, 'createDecipheriv'
, 'createSign'
, 'createVerify'
, 'createDeffieHellman'
, 'pbkdf2'].forEach(function (name) {
exports[name] = function () {
error('sorry,', name, 'is not implemented yet')
}
})
Version data entries
8 entries across 6 versions & 3 rubygems