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author | William Joye <wjoye@cfa.harvard.edu> | 2017-05-02 16:41:35 (GMT) |
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committer | William Joye <wjoye@cfa.harvard.edu> | 2017-05-02 16:41:35 (GMT) |
commit | 3d328008deedc58cd7a11c79063cefa7d662d4fc (patch) | |
tree | cb41a048885ce7b493f406360cf5f6edf689c468 /openssl/doc/apps/rand.pod | |
parent | 0a2b8b8e0bc2e91a9f10659b30e2e4f5b79ce692 (diff) | |
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inital commit
Diffstat (limited to 'openssl/doc/apps/rand.pod')
-rw-r--r-- | openssl/doc/apps/rand.pod | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/openssl/doc/apps/rand.pod b/openssl/doc/apps/rand.pod new file mode 100644 index 0000000..d1d213e --- /dev/null +++ b/openssl/doc/apps/rand.pod @@ -0,0 +1,55 @@ +=pod + +=head1 NAME + +rand - generate pseudo-random bytes + +=head1 SYNOPSIS + +B<openssl rand> +[B<-out> I<file>] +[B<-rand> I<file(s)>] +[B<-base64>] +[B<-hex>] +I<num> + +=head1 DESCRIPTION + +The B<rand> command outputs I<num> pseudo-random bytes after seeding +the random number generator once. As in other B<openssl> command +line tools, PRNG seeding uses the file I<$HOME/>B<.rnd> or B<.rnd> +in addition to the files given in the B<-rand> option. A new +I<$HOME>/B<.rnd> or B<.rnd> file will be written back if enough +seeding was obtained from these sources. + +=head1 OPTIONS + +=over 4 + +=item B<-out> I<file> + +Write to I<file> instead of standard output. + +=item B<-rand> I<file(s)> + +Use specified file or files or EGD socket (see L<RAND_egd(3)|RAND_egd(3)>) +for seeding the random number generator. +Multiple files can be specified separated by a OS-dependent character. +The separator is B<;> for MS-Windows, B<,> for OpenVMS, and B<:> for +all others. + +=item B<-base64> + +Perform base64 encoding on the output. + +=item B<-hex> + +Show the output as a hex string. + +=back + +=head1 SEE ALSO + +L<RAND_bytes(3)|RAND_bytes(3)> + +=cut |