Mercurial > prosody-hg

annotate util/id.lua @ 11740:b92f2abe0bda

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mod_s2s: Fire 's2s-ondrain' event, mirroring mod_c2s Signals that any pending outgoing stanzas that were in the write buffer have at least been sent off to the Kernel and maybe even sent out over the network. See 7a703af90c9c for mod_c2s commit
author Kim Alvefur <zash@zash.se>
date Mon, 16 Aug 2021 11:37:51 +0200
parents 9546c629289b
children b5b799a2a10c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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8016
9546c629289b util.id: New util for producing random identifiers of varying sizes
Kim Alvefur <zash@zash.se>
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1 -- Prosody IM
9546c629289b util.id: New util for producing random identifiers of varying sizes
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2 -- Copyright (C) 2008-2017 Matthew Wild
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3 -- Copyright (C) 2008-2017 Waqas Hussain
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4 -- Copyright (C) 2008-2017 Kim Alvefur
9546c629289b util.id: New util for producing random identifiers of varying sizes
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5 --
9546c629289b util.id: New util for producing random identifiers of varying sizes
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6 -- This project is MIT/X11 licensed. Please see the
9546c629289b util.id: New util for producing random identifiers of varying sizes
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7 -- COPYING file in the source package for more information.
9546c629289b util.id: New util for producing random identifiers of varying sizes
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8 --
9546c629289b util.id: New util for producing random identifiers of varying sizes
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9
9546c629289b util.id: New util for producing random identifiers of varying sizes
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10 local s_gsub = string.gsub;
9546c629289b util.id: New util for producing random identifiers of varying sizes
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11 local random_bytes = require "util.random".bytes;
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12 local base64_encode = require "util.encodings".base64.encode;
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13
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14 local b64url = { ["+"] = "-", ["/"] = "_", ["="] = "" };
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15 local function b64url_random(len)
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16 return (s_gsub(base64_encode(random_bytes(len)), "[+/=]", b64url));
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17 end
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18
9546c629289b util.id: New util for producing random identifiers of varying sizes
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19 return {
9546c629289b util.id: New util for producing random identifiers of varying sizes
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20 short = function () return b64url_random(6); end;
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21 medium = function () return b64url_random(12); end;
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22 long = function () return b64url_random(24); end;
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23 custom = function (size)
9546c629289b util.id: New util for producing random identifiers of varying sizes
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24 return function () return b64url_random(size); end;
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25 end;
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26 }