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# Conflicts:
#	README.md
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Zhi Guan
2017-02-14 16:12:29 +08:00
parent d2254170b8
commit 43fed1108d
3503 changed files with 320546 additions and 408546 deletions
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doc/apps/dhparam.pod
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@@ -6,7 +6,8 @@ dhparam - DH parameter manipulation and generation
=head1 SYNOPSIS
B<gmssl dhparam>
B<openssl dhparam>
[B<-help>]
[B<-inform DER|PEM>]
[B<-outform DER|PEM>]
[B<-in> I<filename>]
@@ -30,6 +31,10 @@ This command is used to manipulate DH parameter files.
=over 4
=item B<-help>
Print out a usage message.
=item B<-inform DER|PEM>
This specifies the input format. The B<DER> option uses an ASN1 DER encoded
@@ -39,7 +44,7 @@ additional header and footer lines.
=item B<-outform DER|PEM>
This specifies the output format, the options have the same meaning as the
This specifies the output format, the options have the same meaning as the
B<-inform> option.
=item B<-in> I<filename>
@@ -67,7 +72,8 @@ avoid small-subgroup attacks that may be possible otherwise.
=item B<-check>
check if the parameters are valid primes and generator.
Performs numerous checks to see if the supplied parameters are valid and
displays a warning if not.
=item B<-2>, B<-5>
@@ -79,8 +85,8 @@ default generator 2.
=item B<-rand> I<file(s)>
a file or files containing random data used to seed the random number
generator, or an EGD socket (see L<RAND_egd(3)|RAND_egd(3)>).
Multiple files can be specified separated by a OS-dependent character.
generator, or an EGD socket (see L<RAND_egd(3)>).
Multiple files can be specified separated by an OS-dependent character.
The separator is B<;> for MS-Windows, B<,> for OpenVMS, and B<:> for
all others.
@@ -103,7 +109,7 @@ this option prints out the DH parameters in human readable form.
=item B<-C>
this option converts the parameters into C code. The parameters can then
be loaded by calling the B<get_dh>I<numbits>B<()> function.
be loaded by calling the get_dhNNNN() function.
=item B<-engine id>
@@ -117,9 +123,9 @@ for all available algorithms.
=head1 WARNINGS
The program B<dhparam> combines the functionality of the programs B<dh> and
B<gendh> in previous versions of GmSSL and SSLeay. The B<dh> and B<gendh>
programs are retained for now but may have different purposes in future
versions of GmSSL.
B<gendh> in previous versions of OpenSSL. The B<dh> and B<gendh>
programs are retained for now but may have different purposes in future
versions of OpenSSL.
=head1 NOTES
@@ -128,7 +134,7 @@ PEM format DH parameters use the header and footer lines:
-----BEGIN DH PARAMETERS-----
-----END DH PARAMETERS-----
GmSSL currently only supports the older PKCS#3 DH, not the newer X9.42
OpenSSL currently only supports the older PKCS#3 DH, not the newer X9.42
DH.
This program manipulates DH parameters not keys.
@@ -139,11 +145,15 @@ There should be a way to generate and manipulate DH keys.
=head1 SEE ALSO
L<dsaparam(1)|dsaparam(1)>
L<dsaparam(1)>
=head1 HISTORY
=head1 COPYRIGHT
The B<dhparam> command was added in GmSSL 0.9.5.
The B<-dsaparam> option was added in GmSSL 0.9.6.
Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
Licensed under the OpenSSL license (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
L<https://www.openssl.org/source/license.html>.
=cut