File

util/random.lua @ 7159:f11d6c9d1c1f

Merge 0.10->trunk
author Matthew Wild <mwild1@gmail.com>
date Thu, 18 Feb 2016 13:24:21 +0000
parent 7114:51cf09bb74eb
child 7187:3d2c2f0809ee
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-- Prosody IM
-- Copyright (C) 2008-2014 Matthew Wild
-- Copyright (C) 2008-2014 Waqas Hussain
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--

local urandom, urandom_err = io.open("/dev/urandom", "r");

local function seed()
end

local function bytes(n)
	return urandom:read(n);
end

if not urandom then
	function bytes()
		error("Unable to obtain a secure random number generator, please see https://prosody.im/doc/random ("..urandom_err..")");
	end
end

return {
	seed = seed;
	bytes = bytes;
};