1=pod 2 3=head1 NAME 4 5RAND_cleanup - erase the PRNG state 6 7=head1 SYNOPSIS 8 9 #include <openssl/rand.h> 10 11The following function has been deprecated since OpenSSL 1.1.0, and can be 12hidden entirely by defining B<OPENSSL_API_COMPAT> with a suitable version value, 13see L<openssl_user_macros(7)>: 14 15 void RAND_cleanup(void); 16 17=head1 DESCRIPTION 18 19Prior to OpenSSL 1.1.0, RAND_cleanup() released all resources used by 20the PRNG. As of version 1.1.0, it does nothing and should not be called, 21since no explicit initialisation or de-initialisation is necessary. See 22L<OPENSSL_init_crypto(3)>. 23 24=head1 RETURN VALUES 25 26RAND_cleanup() returns no value. 27 28=head1 SEE ALSO 29 30L<RAND(7)> 31 32=head1 HISTORY 33 34RAND_cleanup() was deprecated in OpenSSL 1.1.0; do not use it. 35See L<OPENSSL_init_crypto(3)> 36 37=head1 COPYRIGHT 38 39Copyright 2000-2021 The OpenSSL Project Authors. All Rights Reserved. 40 41Licensed under the Apache License 2.0 (the "License"). You may not use 42this file except in compliance with the License. You can obtain a copy 43in the file LICENSE in the source distribution or at 44L<https://www.openssl.org/source/license.html>. 45 46=cut 47