Re: [ssh bug 115767] mips and randomness
On Sat, Dec 01, 2001 at 05:08:06PM +0000, Matthew Vernon wrote:
> Below follows some interaction I had with upstream with regards this
> bug against ssh (on mips). Can any of you shed any light on this? (an
> answer to the question would be a good start :).
[SNIP]
> > There seems to be a problem with the arc4random code on mips/mipsel,
> > producing the following error message:
> >
> > Couldn't obtain random bytes (error 604389476)
>
> That error is caused because an OpenSSL RAND_bytes() call is failing.
> You need to investiagte why that is happening. Does the MIPS have
> /dev/urandom?
Yes, /dev/urandom ist existant, both on mips and mipsel, and AFAICS
it works - at least it gives me seemingly random bytes when reading
from it :-).
--------------------------------------------------------------------
karsten:~$ dd if=/dev/urandom count=10 bs=1
Uöú^@ÿ E,^@10+0 records in
10+0 records out
karsten:~$ cat /proc/cpuinfo | head -5
cpu : MIPS
cpu model : R4000SC V3.0 FPU V0.0
system type : Digital DECstation 5000/1xx
BogoMIPS : 49.75
byteorder : little endian
-------------------------------------------------------------------
karsten:~$ dd if=/dev/urandom bs=1 count=10
Ñ#%x½7¥R10+0 records in
10+0 records out
karsten:~$ cat /proc/cpuinfo | head -5
cpu : MIPS
cpu model : R4000SC V3.0
system type : SGI Indy
BogoMIPS : 49.86
byteorder : big endian
------------------------------------------------------------------
HTH,
Karsten
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