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author | Tom Ryder <tom@sanctum.geek.nz> | 2016-08-03 17:57:47 +1200 |
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committer | Tom Ryder <tom@sanctum.geek.nz> | 2016-08-03 18:03:38 +1200 |
commit | 8783a7ba4fccb5f8bb178241a98392cb4b6f6f6c (patch) | |
tree | 9323cf3529ba1c809beed46256889b8ee88c6d0d /man/man1/rnds.1 | |
parent | Allow numerator and denominator in myb(1) (diff) | |
download | dotfiles-8783a7ba4fccb5f8bb178241a98392cb4b6f6f6c.tar.gz dotfiles-8783a7ba4fccb5f8bb178241a98392cb4b6f6f6c.zip |
Add rnds(1)
Low-quality random seed attempt.
Diffstat (limited to 'man/man1/rnds.1')
-rw-r--r-- | man/man1/rnds.1 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/man/man1/rnds.1 b/man/man1/rnds.1 new file mode 100644 index 00000000..1e76d9a1 --- /dev/null +++ b/man/man1/rnds.1 @@ -0,0 +1,21 @@ +.TH RNDS 1 "August 2016" "Manual page for rnds" +.SH NAME +.B rnds +\- try to get a random seed +.SH SYNOPSIS +.B rnds +.B rnds +1024 +.SH DESCRIPTION +.B rnds +uses POSIX tools to try and find a random number device on the system and emits +the first field of a cksum(1) based on it as a low-quality random numeric seed. +The only optional argument allows specifying the number of random bytes to +read, defaulting to 32. This is intended as a low-quality seed for rndi(1). +.P +/dev/arandom is tried first, then /dev/urandom, then /dev/random, before the +script gives up and emits nothing. +.SH SEE ALSO +rndi(1), rnda(1), rndf(1), rndl(1), rndn(6) +.SH AUTHOR +Tom Ryder <tom@sanctum.geek.nz> |