Software /
code /
prosody
File
util/uuid.lua @ 12848:ccb030d988ac
util.sqlite3: Skip prepared statements when no parameters are given
Seems CREATE INDEX is unhappy as a prepared statement. Perhaps because
the table has not been COMMIT-ed yet?
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Mon, 01 Aug 2022 17:25:40 +0200 |
parent | 12355:a0ff5c438e9d |
child | 12975:d10957394a3c |
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-- 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; };