1*b077aed3SPierre Pronchery=pod 2*b077aed3SPierre Pronchery{- OpenSSL::safe::output_do_not_edit_headers(); -} 3*b077aed3SPierre Pronchery 4*b077aed3SPierre Pronchery=head1 NAME 5*b077aed3SPierre Pronchery 6*b077aed3SPierre Proncheryopenssl-prime - compute prime numbers 7*b077aed3SPierre Pronchery 8*b077aed3SPierre Pronchery=head1 SYNOPSIS 9*b077aed3SPierre Pronchery 10*b077aed3SPierre ProncheryB<openssl prime> 11*b077aed3SPierre Pronchery[B<-help>] 12*b077aed3SPierre Pronchery[B<-hex>] 13*b077aed3SPierre Pronchery[B<-generate>] 14*b077aed3SPierre Pronchery[B<-bits> I<num>] 15*b077aed3SPierre Pronchery[B<-safe>] 16*b077aed3SPierre Pronchery{- $OpenSSL::safe::opt_provider_synopsis -} 17*b077aed3SPierre Pronchery[B<-checks> I<num>] 18*b077aed3SPierre Pronchery[I<number> ...] 19*b077aed3SPierre Pronchery 20*b077aed3SPierre Pronchery=head1 DESCRIPTION 21*b077aed3SPierre Pronchery 22*b077aed3SPierre ProncheryThis command checks if the specified numbers are prime. 23*b077aed3SPierre Pronchery 24*b077aed3SPierre ProncheryIf no numbers are given on the command line, the B<-generate> flag should 25*b077aed3SPierre Proncherybe used to generate primes according to the requirements specified by the 26*b077aed3SPierre Proncheryrest of the flags. 27*b077aed3SPierre Pronchery 28*b077aed3SPierre Pronchery=head1 OPTIONS 29*b077aed3SPierre Pronchery 30*b077aed3SPierre Pronchery=over 4 31*b077aed3SPierre Pronchery 32*b077aed3SPierre Pronchery=item B<-help> 33*b077aed3SPierre Pronchery 34*b077aed3SPierre ProncheryDisplay an option summary. 35*b077aed3SPierre Pronchery 36*b077aed3SPierre Pronchery=item B<-hex> 37*b077aed3SPierre Pronchery 38*b077aed3SPierre ProncheryGenerate hex output. 39*b077aed3SPierre Pronchery 40*b077aed3SPierre Pronchery=item B<-generate> 41*b077aed3SPierre Pronchery 42*b077aed3SPierre ProncheryGenerate a prime number. 43*b077aed3SPierre Pronchery 44*b077aed3SPierre Pronchery=item B<-bits> I<num> 45*b077aed3SPierre Pronchery 46*b077aed3SPierre ProncheryGenerate a prime with I<num> bits. 47*b077aed3SPierre Pronchery 48*b077aed3SPierre Pronchery=item B<-safe> 49*b077aed3SPierre Pronchery 50*b077aed3SPierre ProncheryWhen used with B<-generate>, generates a "safe" prime. If the number 51*b077aed3SPierre Proncherygenerated is I<n>, then check that C<(I<n>-1)/2> is also prime. 52*b077aed3SPierre Pronchery 53*b077aed3SPierre Pronchery{- $OpenSSL::safe::opt_provider_item -} 54*b077aed3SPierre Pronchery 55*b077aed3SPierre Pronchery=item B<-checks> I<num> 56*b077aed3SPierre Pronchery 57*b077aed3SPierre ProncheryThis parameter is ignored. 58*b077aed3SPierre Pronchery 59*b077aed3SPierre Pronchery=back 60*b077aed3SPierre Pronchery 61*b077aed3SPierre Pronchery=head1 COPYRIGHT 62*b077aed3SPierre Pronchery 63*b077aed3SPierre ProncheryCopyright 2017-2020 The OpenSSL Project Authors. All Rights Reserved. 64*b077aed3SPierre Pronchery 65*b077aed3SPierre ProncheryLicensed under the Apache License 2.0 (the "License"). You may not use 66*b077aed3SPierre Proncherythis file except in compliance with the License. You can obtain a copy 67*b077aed3SPierre Proncheryin the file LICENSE in the source distribution or at 68*b077aed3SPierre ProncheryL<https://www.openssl.org/source/license.html>. 69*b077aed3SPierre Pronchery 70*b077aed3SPierre Pronchery=cut 71