prosody
3cea237f9d1d
util/uuid.lua

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Software / code / prosody

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util/uuid.lua @ 13090:3cea237f9d1d 0.12

mod_csi_simple: Clear delayed active mode timer on disable It should not be there afterwards. Noticed that it seems to fire some time after resumption claiming that the queue size is nil, implying that it may hold a reference to an expired session somehow.
author Kim Alvefur <zash@zash.se>
date Mon, 01 May 2023 14:52:38 +0200
parent 12355:a0ff5c438e9d
child 12975:d10957394a3c
line wrap: on
line source

-- Prosody IM
-- Copyright (C) 2008-2010 Matthew Wild
-- Copyright (C) 2008-2010 Waqas Hussain
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--

local random = require "util.random";
local random_bytes = random.bytes;
local hex = require "util.hex".encode;
local m_ceil = math.ceil;

local function get_nibbles(n)
	return hex(random_bytes(m_ceil(n/2))):sub(1, n);
end

local function get_twobits()
	return ("%x"):format(random_bytes(1):byte() % 4 + 8);
end

local function generate()
	-- generate RFC 4122 complaint UUIDs (version 4 - random)
	return get_nibbles(8).."-"..get_nibbles(4).."-4"..get_nibbles(3).."-"..(get_twobits())..get_nibbles(3).."-"..get_nibbles(12);
end

return {
	get_nibbles=get_nibbles;
	generate = generate ;
	-- COMPAT
	seed = random.seed;
};