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util/random.lua @ 8590:4b5a00fffb22
Merge 0.9->0.10
author | Kim Alvefur <zash@zash.se> |
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date | Sat, 10 Mar 2018 20:49:52 +0100 |
parent | 8242:177873dc9cf3 |
child | 8243:292f61d9d30a |
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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 ok, crand = pcall(require, "util.crand"); if ok then return crand; end 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; _source = "/dev/urandom"; };