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man: reference getrandom(2) instead of urandom from sd_id128_randomize() page

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It's 2021, /dev/urandom is mostly a thing of the past now.
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Lennart Poettering 2021-08-20 10:53:23 +02:00
parent 7f3c90ed79
commit f3ce631bbc
1 changed files with 7 additions and 7 deletions
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14
man/sd_id128_randomize.xml
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@ -35,12 +35,11 @@
<refsect1>
<title>Description</title>
<para><function>sd_id128_randomize()</function> generates a new
randomized 128-bit ID and returns it in
<parameter>ret</parameter>. Every invocation returns a new
randomly generated ID. This uses the
<filename>/dev/urandom</filename> kernel random number
generator.</para>
<para><function>sd_id128_randomize()</function> generates a new randomized 128-bit ID and returns it in
<parameter>ret</parameter>. Every invocation returns a new randomly generated ID. This uses the
<citerefentry
project='man-pages'><refentrytitle>getrandom</refentrytitle><manvolnum>2</manvolnum></citerefentry>
kernel random number generator.</para>
<para>Note that <function>sd_id128_randomize()</function> always returns a UUID Variant 1 Version 4
compatible ID. It is hence guaranteed that this function will never return the ID consisting of all zero
@ -72,7 +71,8 @@
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd-id128</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>machine-id</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
<citerefentry><refentrytitle>random</refentrytitle><manvolnum>4</manvolnum></citerefentry>,
<citerefentry project='man-pages'><refentrytitle>getrandom</refentrytitle><manvolnum>2</manvolnum></citerefentry>,
<citerefentry project='man-pages'><refentrytitle>random</refentrytitle><manvolnum>4</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_id128_get_machine</refentrytitle><manvolnum>3</manvolnum></citerefentry>
</para>
</refsect1>