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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:43:11 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:43:11 +0000 |
commit | fc22b3d6507c6745911b9dfcc68f1e665ae13dbc (patch) | |
tree | ce1e3bce06471410239a6f41282e328770aa404a /upstream/debian-unstable/man3/RAND_set_rand_method.3ssl | |
parent | Initial commit. (diff) | |
download | manpages-l10n-fc22b3d6507c6745911b9dfcc68f1e665ae13dbc.tar.xz manpages-l10n-fc22b3d6507c6745911b9dfcc68f1e665ae13dbc.zip |
Adding upstream version 4.22.0.upstream/4.22.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'upstream/debian-unstable/man3/RAND_set_rand_method.3ssl')
-rw-r--r-- | upstream/debian-unstable/man3/RAND_set_rand_method.3ssl | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/upstream/debian-unstable/man3/RAND_set_rand_method.3ssl b/upstream/debian-unstable/man3/RAND_set_rand_method.3ssl new file mode 100644 index 00000000..6933e364 --- /dev/null +++ b/upstream/debian-unstable/man3/RAND_set_rand_method.3ssl @@ -0,0 +1,142 @@ +.\" -*- mode: troff; coding: utf-8 -*- +.\" Automatically generated by Pod::Man 5.01 (Pod::Simple 3.43) +.\" +.\" Standard preamble: +.\" ======================================================================== +.de Sp \" Vertical space (when we can't use .PP) +.if t .sp .5v +.if n .sp +.. +.de Vb \" Begin verbatim text +.ft CW +.nf +.ne \\$1 +.. +.de Ve \" End verbatim text +.ft R +.fi +.. +.\" \*(C` and \*(C' are quotes in nroff, nothing in troff, for use with C<>. +.ie n \{\ +. ds C` "" +. ds C' "" +'br\} +.el\{\ +. ds C` +. ds C' +'br\} +.\" +.\" Escape single quotes in literal strings from groff's Unicode transform. +.ie \n(.g .ds Aq \(aq +.el .ds Aq ' +.\" +.\" If the F register is >0, we'll generate index entries on stderr for +.\" titles (.TH), headers (.SH), subsections (.SS), items (.Ip), and index +.\" entries marked with X<> in POD. Of course, you'll have to process the +.\" output yourself in some meaningful fashion. +.\" +.\" Avoid warning from groff about undefined register 'F'. +.de IX +.. +.nr rF 0 +.if \n(.g .if rF .nr rF 1 +.if (\n(rF:(\n(.g==0)) \{\ +. if \nF \{\ +. de IX +. tm Index:\\$1\t\\n%\t"\\$2" +.. +. if !\nF==2 \{\ +. nr % 0 +. nr F 2 +. \} +. \} +.\} +.rr rF +.\" ======================================================================== +.\" +.IX Title "RAND_SET_RAND_METHOD 3SSL" +.TH RAND_SET_RAND_METHOD 3SSL 2024-02-03 3.1.5 OpenSSL +.\" For nroff, turn off justification. Always turn off hyphenation; it makes +.\" way too many mistakes in technical documents. +.if n .ad l +.nh +.SH NAME +RAND_set_rand_method, RAND_get_rand_method, RAND_OpenSSL \- select RAND method +.SH SYNOPSIS +.IX Header "SYNOPSIS" +.Vb 1 +\& #include <openssl/rand.h> +.Ve +.PP +The following functions have been deprecated since OpenSSL 3.0, and can be +hidden entirely by defining \fBOPENSSL_API_COMPAT\fR with a suitable version value, +see \fBopenssl_user_macros\fR\|(7): +.PP +.Vb 1 +\& RAND_METHOD *RAND_OpenSSL(void); +\& +\& int RAND_set_rand_method(const RAND_METHOD *meth); +\& +\& const RAND_METHOD *RAND_get_rand_method(void); +.Ve +.SH DESCRIPTION +.IX Header "DESCRIPTION" +All of the functions described on this page are deprecated. +Applications should instead use \fBRAND_set_DRBG_type\fR\|(3), +\&\fBEVP_RAND\fR\|(3) and \fBEVP_RAND\fR\|(7). +.PP +A \fBRAND_METHOD\fR specifies the functions that OpenSSL uses for random number +generation. +.PP +\&\fBRAND_OpenSSL()\fR returns the default \fBRAND_METHOD\fR implementation by OpenSSL. +This implementation ensures that the PRNG state is unique for each thread. +.PP +If an \fBENGINE\fR is loaded that provides the RAND API, however, it will +be used instead of the method returned by \fBRAND_OpenSSL()\fR. This is deprecated +in OpenSSL 3.0. +.PP +\&\fBRAND_set_rand_method()\fR makes \fBmeth\fR the method for PRNG use. If an +ENGINE was providing the method, it will be released first. +.PP +\&\fBRAND_get_rand_method()\fR returns a pointer to the current \fBRAND_METHOD\fR. +.SH "THE RAND_METHOD STRUCTURE" +.IX Header "THE RAND_METHOD STRUCTURE" +.Vb 8 +\& typedef struct rand_meth_st { +\& int (*seed)(const void *buf, int num); +\& int (*bytes)(unsigned char *buf, int num); +\& void (*cleanup)(void); +\& int (*add)(const void *buf, int num, double entropy); +\& int (*pseudorand)(unsigned char *buf, int num); +\& int (*status)(void); +\& } RAND_METHOD; +.Ve +.PP +The fields point to functions that are used by, in order, +\&\fBRAND_seed()\fR, \fBRAND_bytes()\fR, internal RAND cleanup, \fBRAND_add()\fR, \fBRAND_pseudo_rand()\fR +and \fBRAND_status()\fR. +Each pointer may be NULL if the function is not implemented. +.SH "RETURN VALUES" +.IX Header "RETURN VALUES" +\&\fBRAND_set_rand_method()\fR returns 1 on success and 0 on failure. +\&\fBRAND_get_rand_method()\fR and \fBRAND_OpenSSL()\fR return pointers to the respective +methods. +.SH "SEE ALSO" +.IX Header "SEE ALSO" +\&\fBEVP_RAND\fR\|(3), +\&\fBRAND_set_DRBG_type\fR\|(3), +\&\fBRAND_bytes\fR\|(3), +\&\fBENGINE_by_id\fR\|(3), +\&\fBEVP_RAND\fR\|(7), +\&\fBRAND\fR\|(7) +.SH HISTORY +.IX Header "HISTORY" +All of these functions were deprecated in OpenSSL 3.0. +.SH COPYRIGHT +.IX Header "COPYRIGHT" +Copyright 2000\-2021 The OpenSSL Project Authors. All Rights Reserved. +.PP +Licensed under the Apache License 2.0 (the "License"). You may not use +this file except in compliance with the License. You can obtain a copy +in the file LICENSE in the source distribution or at +<https://www.openssl.org/source/license.html>. |