History log of /src/lib/libc/gen/arc4random.3
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Revision tags: perseant-exfatfs-base-20250801 netbsd-11-base
# 1.23 28-Aug-2024 riastradh

Bump dates on man pages recently updated to mention VM clones.

PR kern/58632: getentropy(2) and arc4random(3) do not reseed on VM
fork


# 1.22 27-Aug-2024 riastradh

arc4random(3): Note that arc4random respects kern.entropy.epoch.

PR kern/58632: getentropy(2) and arc4random(3) do not reseed on VM
fork


Revision tags: perseant-exfatfs-base-20240630 perseant-exfatfs-base netbsd-8-3-RELEASE netbsd-9-4-RELEASE netbsd-10-0-RELEASE netbsd-10-0-RC6 netbsd-10-0-RC5 netbsd-10-0-RC4 netbsd-10-0-RC3 netbsd-10-0-RC2 netbsd-10-0-RC1 netbsd-10-base netbsd-9-3-RELEASE cjep_sun2x-base1 cjep_sun2x-base cjep_staticlib_x-base1 netbsd-9-2-RELEASE cjep_staticlib_x-base netbsd-9-1-RELEASE phil-wifi-20200421 phil-wifi-20200411 is-mlppp-base phil-wifi-20200406 netbsd-8-2-RELEASE netbsd-9-0-RELEASE netbsd-9-0-RC2 netbsd-9-0-RC1 phil-wifi-20191119 netbsd-9-base phil-wifi-20190609 netbsd-8-1-RELEASE netbsd-8-1-RC1 pgoyette-compat-merge-20190127 pgoyette-compat-20190127 pgoyette-compat-20190118 pgoyette-compat-1226 pgoyette-compat-1126 pgoyette-compat-1020 pgoyette-compat-0930 pgoyette-compat-0906 pgoyette-compat-0728 netbsd-8-0-RELEASE phil-wifi-base pgoyette-compat-0625 netbsd-8-0-RC2 pgoyette-compat-0521 pgoyette-compat-0502 pgoyette-compat-0422 netbsd-8-0-RC1 pgoyette-compat-0415 pgoyette-compat-0407 pgoyette-compat-0330 pgoyette-compat-0322 pgoyette-compat-0315 pgoyette-compat-base matt-nb8-mediatek-base perseant-stdc-iso10646-base netbsd-8-base prg-localcount2-base3 prg-localcount2-base2 prg-localcount2-base1 prg-localcount2-base pgoyette-localcount-20170426 bouyer-socketcan-base1 pgoyette-localcount-20170320 bouyer-socketcan-base pgoyette-localcount-20170107 pgoyette-localcount-20161104 localcount-20160914 pgoyette-localcount-20160806 pgoyette-localcount-20160726
# 1.21 15-Jul-2016 wiz

branches: 1.21.24; 1.21.26;
Fix mdoclint warnings.


# 1.20 15-Jul-2016 riastradh

Number the properties. Identify the key erasure property by name.


Revision tags: pgoyette-localcount-base
# 1.19 17-Nov-2014 riastradh

branches: 1.19.2;
Tweak wording, define `output', remove misplaced scaremongering.


# 1.18 17-Nov-2014 riastradh

Fix Google Groups link.


# 1.17 17-Nov-2014 wiz

Remove unnecessary Ns before punctuation. Fix a line.


# 1.16 17-Nov-2014 riastradh

Cross-reference rnd(4).


# 1.15 17-Nov-2014 riastradh

Markup for BUGS note about arc4random_uniform.


# 1.14 17-Nov-2014 riastradh

Amplify comment about how quickly RC4 was known to be bad.


# 1.13 17-Nov-2014 riastradh

Ruminate on security model choices and API design in arc4random(3).


# 1.12 17-Nov-2014 riastradh

Note relation of arc4random(3) to rand(3)/random(3).


# 1.11 16-Nov-2014 wiz

Grammar.


# 1.10 16-Nov-2014 riastradh

Rewrite arc4random(3) with ChaCha20-based PRNG and per-thread state.

Explain the security model in the man page.

No more RC4!

XXX pullup to netbsd-6, netbsd-5


Revision tags: netbsd-6-0-6-RELEASE netbsd-6-1-5-RELEASE netbsd-7-base yamt-pagecache-base9 yamt-pagecache-tag8 netbsd-6-1-4-RELEASE netbsd-6-0-5-RELEASE tls-earlyentropy-base riastradh-xf86-video-intel-2-7-1-pre-2-21-15 riastradh-drm2-base3 netbsd-6-1-3-RELEASE netbsd-6-0-4-RELEASE netbsd-6-1-2-RELEASE netbsd-6-0-3-RELEASE netbsd-6-1-1-RELEASE riastradh-drm2-base2 riastradh-drm2-base1 riastradh-drm2-base netbsd-6-0-2-RELEASE netbsd-6-1-RELEASE netbsd-6-1-RC4 netbsd-6-1-RC3 agc-symver-base netbsd-6-1-RC2 netbsd-6-1-RC1 yamt-pagecache-base8 netbsd-6-0-1-RELEASE yamt-pagecache-base7 matt-nb6-plus-nbase yamt-pagecache-base6 netbsd-6-0-RELEASE netbsd-6-0-RC2 tls-maxphys-base matt-nb6-plus-base netbsd-6-0-RC1 yamt-pagecache-base5 yamt-pagecache-base4 netbsd-6-base yamt-pagecache-base3 yamt-pagecache-base2 yamt-pagecache-base cherry-xenmp-base bouyer-quota2-nbase bouyer-quota2-base
# 1.9 05-Feb-2011 wiz

branches: 1.9.22;
Remove trailing whitespace.


# 1.8 04-Feb-2011 christos

add arc4random_{buf,uniform}, from OpenBSD.


Revision tags: netbsd-5-2-3-RELEASE netbsd-5-1-5-RELEASE netbsd-5-2-2-RELEASE netbsd-5-1-4-RELEASE netbsd-5-2-1-RELEASE netbsd-5-1-3-RELEASE netbsd-5-2-RELEASE netbsd-5-2-RC1 netbsd-5-1-2-RELEASE netbsd-5-1-1-RELEASE matt-mips64-premerge-20101231 matt-nb5-mips64-premerge-20101231 matt-nb5-pq3-base netbsd-5-1-RELEASE netbsd-5-1-RC4 matt-nb5-mips64-k15 netbsd-5-1-RC3 netbsd-5-1-RC2 netbsd-5-1-RC1 netbsd-5-0-2-RELEASE matt-nb5-mips64-premerge-20091211 matt-premerge-20091211 matt-nb5-mips64-u2-k2-k4-k7-k8-k9 matt-nb4-mips64-k7-u2a-k9b matt-nb5-mips64-u1-k1-k5 netbsd-5-0-1-RELEASE jym-xensuspend-nbase netbsd-5-0-RELEASE netbsd-5-0-RC4 netbsd-5-0-RC3 netbsd-5-0-RC2 jym-xensuspend-base netbsd-5-0-RC1 christos-time_t-nbase christos-time_t-base netbsd-5-base matt-mips64-base2 mjf-devfs2-base netbsd-4-0-1-RELEASE wrstuden-revivesa-base-3 wrstuden-revivesa-base-2 wrstuden-fixsa-newbase wrstuden-revivesa-base-1 yamt-pf42-base4 yamt-pf42-base3 hpcarm-cleanup-nbase yamt-pf42-baseX yamt-pf42-base2 wrstuden-revivesa-base yamt-pf42-base keiichi-mipv6-base matt-armv6-nbase matt-armv6-prevmlocking wrstuden-fixsa-base-1 netbsd-4-0-RELEASE cube-autoconf-base netbsd-4-0-RC5 netbsd-4-0-RC4 netbsd-4-0-RC3 netbsd-4-0-RC2 netbsd-4-0-RC1 matt-armv6-base matt-mips64-base hpcarm-cleanup-base wrstuden-fixsa-base abandoned-netbsd-4-base netbsd-4-base
# 1.7 26-Dec-2005 perry

branches: 1.7.40;
u_intN_t -> uintN_t


Revision tags: netbsd-3-1-1-RELEASE netbsd-3-0-3-RELEASE netbsd-3-1-RELEASE netbsd-3-0-2-RELEASE netbsd-3-1-RC4 netbsd-3-1-RC3 netbsd-3-1-RC2 netbsd-3-1-RC1 netbsd-3-0-1-RELEASE netbsd-3-0-RELEASE netbsd-3-0-RC6 netbsd-3-0-RC5 netbsd-3-0-RC4 netbsd-3-0-RC3 netbsd-3-0-RC2 netbsd-3-0-RC1 netbsd-2-0-3-RELEASE netbsd-2-1-RELEASE netbsd-2-1-RC6 netbsd-2-1-RC5 netbsd-2-1-RC4 netbsd-2-1-RC3 netbsd-2-1-RC2 netbsd-2-1-RC1 netbsd-2-0-2-RELEASE netbsd-3-base netbsd-2-0-1-RELEASE netbsd-2-base netbsd-2-0-RELEASE netbsd-2-0-RC5 netbsd-2-0-RC4 netbsd-2-0-RC3 netbsd-2-0-RC2 netbsd-2-0-RC1 netbsd-2-0-base
# 1.6 16-Apr-2003 wiz

branches: 1.6.2;
Use
.In header.h
instead of
.Fd #include \*[Lt]header.h\*[Gt]
Much easier to read and write, and supported by groff for ages.
Okayed by ross.


Revision tags: nathanw_sa_before_merge fvdl_fs64_base nathanw_sa_base
# 1.5 28-May-2002 itojun

branches: 1.5.2;
add LIBRARY section


# 1.4 24-May-2002 itojun

refer rnd(4), not random(4).


# 1.3 24-May-2002 wiz

Quote <> for HTML output.


# 1.2 24-May-2002 itojun

use /dev/urandom, not /dev/arandom


# 1.1 24-May-2002 itojun

add arc4random(3). from openbsd