prosody
ac920b0f9eae
util/random.lua

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util/random.lua @ 7083:ac920b0f9eae

util.random: Open /dev/urandom read-only, make seed() a noop
author Kim Alvefur <zash@zash.se>
date Tue, 12 Jan 2016 23:48:16 +0100
parent 7050:ae044691de0f
child 7114:51cf09bb74eb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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bd812a7713ad util.random: Generic util lib for generating strings of random bytes
Matthew Wild <mwild1@gmail.com>
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1 -- Prosody IM
bd812a7713ad util.random: Generic util lib for generating strings of random bytes
Matthew Wild <mwild1@gmail.com>
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2 -- Copyright (C) 2008-2014 Matthew Wild
bd812a7713ad util.random: Generic util lib for generating strings of random bytes
Matthew Wild <mwild1@gmail.com>
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3 -- Copyright (C) 2008-2014 Waqas Hussain
bd812a7713ad util.random: Generic util lib for generating strings of random bytes
Matthew Wild <mwild1@gmail.com>
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4 --
bd812a7713ad util.random: Generic util lib for generating strings of random bytes
Matthew Wild <mwild1@gmail.com>
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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>
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6 -- COPYING file in the source package for more information.
bd812a7713ad util.random: Generic util lib for generating strings of random bytes
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7 --
bd812a7713ad util.random: Generic util lib for generating strings of random bytes
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8
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9 local urandom = assert(io.open("/dev/urandom", "r"));
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10
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11 local function seed()
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12 end
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13
bd812a7713ad util.random: Generic util lib for generating strings of random bytes
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14 local function bytes(n)
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15 return urandom:read(n);
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16 end
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17
bd812a7713ad util.random: Generic util lib for generating strings of random bytes
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18 return {
bd812a7713ad util.random: Generic util lib for generating strings of random bytes
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19 seed = seed;
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20 bytes = bytes;
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21 };