annotate util/hmac.lua @ 9751:39ee70fbb009

mod_mam: Perform message expiry based on building an index by date For each day, store a set of users that have new messages. To expire messages, we collect the union of sets of users from dates that fall outside the cleanup range. The previous algoritm did not work well with many users, especially with the default settings.
author Kim Alvefur <zash@zash.se>
date Thu, 03 Jan 2019 17:25:43 +0100
parents bd0ff8ae98a8
children d879f2253c2d
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Matthew Wild <mwild1@gmail.com>
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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9 -- COMPAT: Only for external pre-0.9 modules
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11 local hashes = require "util.hashes"
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12
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13 return { md5 = hashes.hmac_md5,
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14 sha1 = hashes.hmac_sha1,
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15 sha256 = hashes.hmac_sha256 };