73 lines
2 KiB
Groff
73 lines
2 KiB
Groff
.\" $OpenBSD: RAND_add.3,v 1.10 2018/03/27 17:35:50 schwarze Exp $
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.\" content checked up to: OpenSSL c16de9d8 Aug 31 23:16:22 2017 +0200
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.\"
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.\" Copyright (c) 2014 Miod Vallat <miod@openbsd.org>
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.\"
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.\" Permission to use, copy, modify, and distribute this software for any
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.\" purpose with or without fee is hereby granted, provided that the above
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.\" copyright notice and this permission notice appear in all copies.
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.\"
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.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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.\"
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.Dd $Mdocdate: March 27 2018 $
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.Dt RAND_ADD 3
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.Os
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.Sh NAME
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.Nm RAND_add ,
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.Nm RAND_cleanup ,
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.Nm RAND_poll ,
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.Nm RAND_seed ,
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.Nm RAND_status
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.Nd manipulate the PRNG state
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.Sh SYNOPSIS
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.In openssl/rand.h
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.Ft void
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.Fo RAND_add
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.Fa "const void *buf"
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.Fa "int num"
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.Fa "double entropy"
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.Fc
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.Ft void
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.Fn RAND_cleanup void
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.Ft int
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.Fn RAND_poll void
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.Ft void
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.Fo RAND_seed
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.Fa "const void *buf"
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.Fa "int num"
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.Fc
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.Ft int
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.Fn RAND_status void
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.Sh DESCRIPTION
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These functions used to allow for the state of the random number
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generator to be controlled by external sources.
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.Pp
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They are kept for ABI compatibility but are no longer functional, and
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should not be used in new programs.
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.Sh RETURN VALUES
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.Fn RAND_poll
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and
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.Fn RAND_status
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always return 1.
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.Sh HISTORY
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.Fn RAND_cleanup
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and
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.Fn RAND_seed
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first appeared in SSLeay 0.5.1 and have been available since
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.Ox 2.4 .
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.Pp
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.Fn RAND_add
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and
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.Fn RAND_status
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first appeared in OpenSSL 0.9.5 and have been available since
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.Ox 2.7 .
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.Pp
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.Fn RAND_poll
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first appeared in OpenSSL 0.9.6 and has been available since
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.Ox 2.9 .
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