prosody: util/random.lua@ae044691de0f (annotated)

6376 bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	1	-- Prosody IM
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	2	-- Copyright (C) 2008-2014 Matthew Wild
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	3	-- Copyright (C) 2008-2014 Waqas Hussain
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	4	--
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	5	-- This project is MIT/X11 licensed. Please see the
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	6	-- COPYING file in the source package for more information.
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	7	--
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	8
7053 ae044691de0f util.random: Use /dev/urandom Kim Alvefur <zash@zash.se> parents: 6424 diff changeset	9	local urandom = assert(io.open("/dev/urandom", "r+"));
6376 bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	10
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	11	local function seed(x)
7053 ae044691de0f util.random: Use /dev/urandom Kim Alvefur <zash@zash.se> parents: 6424 diff changeset	12	urandom:write(x);
ae044691de0f util.random: Use /dev/urandom Kim Alvefur <zash@zash.se> parents: 6424 diff changeset	13	urandom:flush();
6376 bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	14	end
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	15
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	16	local function bytes(n)
7053 ae044691de0f util.random: Use /dev/urandom Kim Alvefur <zash@zash.se> parents: 6424 diff changeset	17	return urandom:read(n);
6376 bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	18	end
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	19
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	20	return {
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	21	seed = seed;
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	22	bytes = bytes;
bd812a7713ad util.random: Generic util lib for generating strings of random bytes Matthew Wild <mwild1@gmail.com> parents: diff changeset	23	};

author	Kim Alvefur <zash@zash.se>
	Wed, 06 Jan 2016 03:28:56 +0100
changeset 7053	ae044691de0f
parent 6424	c3011ab945b8
child 7086	ac920b0f9eae
permissions	-rw-r--r--