Module Name: src
Committed By: riastradh
Date: Thu May 7 19:09:26 UTC 2020
Modified Files:
src/sbin/rndctl: rndctl.8
Log Message:
Touch up rndctl(8) a bit.
To generate a diff of this commit:
cvs rdiff -u -r1.25 -r1.26 src/sbin/rndctl/rndctl.8
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sbin/rndctl/rndctl.8
diff -u src/sbin/rndctl/rndctl.8:1.25 src/sbin/rndctl/rndctl.8:1.26
--- src/sbin/rndctl/rndctl.8:1.25 Thu May 7 12:58:09 2020
+++ src/sbin/rndctl/rndctl.8 Thu May 7 19:09:26 2020
@@ -1,4 +1,4 @@
-.\" $NetBSD: rndctl.8,v 1.25 2020/05/07 12:58:09 wiz Exp $
+.\" $NetBSD: rndctl.8,v 1.26 2020/05/07 19:09:26 riastradh Exp $
.\"
.\" Copyright (c) 1997 Michael Graff
.\" All rights reserved.
@@ -31,7 +31,7 @@
.Os
.Sh NAME
.Nm rndctl
-.Nd in-kernel random number generator management tool
+.Nd kernel entropy pool management tool
.Sh SYNOPSIS
.Nm
.Op Fl CcEe
@@ -49,10 +49,9 @@ The
.Nm
program displays statistics on the current state of the
.Xr rnd 4
-pseudo-driver, and allows the administrator to control which sources
-are allowed to contribute to the randomness pool maintained by
-.Xr rnd 4 ,
-as well as whether a given source counts as strongly random.
+device, and controls which sources are allowed to contribute to the
+entropy pool maintained by
+.Xr rnd 4 .
.Pp
The following options are available:
.Bl -tag -width 123456
@@ -113,7 +112,7 @@ The file format is specific to
.Nm
and includes an estimate of the amount of saved entropy and a checksum.
.It Fl s
-Display statistics on the current state of the random collection pool.
+Display statistics on the current state of the entropy pool.
.It Fl t
All devices of type
.Ar devtype
@@ -132,19 +131,10 @@ Tape devices.
.It Ic tty
Terminal, mouse, or other user input devices.
.It Ic rng
-Random number generators.
+Hardware random number generators.
.El
.It Fl v
-Verbose output: show entropy estimation statistics for each source.
-.El
-.Sh FILES
-.Bl -tag -width /dev/urandomx -compact
-.It Pa /dev/random
-Returns
-.Dq good
-values only.
-.It Pa /dev/urandom
-Always returns data, degenerates to a pseudo-random generator.
+Verbose output.
.El
.Sh SEE ALSO
.Xr rnd 4 ,
@@ -160,9 +150,3 @@ The
program was written by
.An Michael Graff
.Aq [email protected] .
-.Sh BUGS
-Turning on entropy estimation from unsafe or predictable sources will
-weaken system security, while turning on entropy collection from such
-sources may weaken system security.
-.Pp
-Care should be taken when using this command.
