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Merge pull request #13 from ajwhite/allow-hostnames 

Allow hostnames in addition to IP addresses
This commit is contained in:
Mark Vayngrib 2015-12-21 17:56:32 -05:00
parent 96728a771d 97e9d137b5
commit 5b6972ca10
1 changed files with 5 additions and 3 deletions
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8
UdpSocket.js
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@ -21,6 +21,8 @@ var {
var Sockets = NativeModules.UdpSockets var Sockets = NativeModules.UdpSockets
var base64 = require('base64-js') var base64 = require('base64-js')
var ipRegex = require('ip-regex') var ipRegex = require('ip-regex')
// RFC 952 hostname format
var hostnameRegex = /^(([a-zA-Z]|[a-zA-Z][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z]|[A-Za-z][A-Za-z0-9\-]*[A-Za-z0-9])$/;
var noop = function () {} var noop = function () {}
var instances = 0 var instances = 0
var STATE = { var STATE = {
@ -162,7 +164,7 @@ UdpSocket.prototype.send = function(buffer, offset, length, port, address, callb
var self = this var self = this
if (typeof port !== 'number') throw new Error('invalid port') if (typeof port !== 'number') throw new Error('invalid port')
if (!isValidIP(address, this._ipRegex)) throw new Error('invalid address') if (!isValidIpOrHostname(address, this._ipRegex)) throw new Error('invalid address')
if (offset !== 0) throw new Error('Non-zero offset not supported yet') if (offset !== 0) throw new Error('Non-zero offset not supported yet')
@ -269,10 +271,10 @@ UdpSocket.prototype.unref = function() {
// anything? // anything?
} }
function isValidIP (address, ipRegex) { function isValidIpOrHostname (address, ipRegex) {
if (typeof address !== 'string') return false if (typeof address !== 'string') return false
return ipRegex.test(address) return ipRegex.test(address) || hostnameRegex.test(address);
} }
function normalizeError (err) { function normalizeError (err) {