debian man page for dsa_dup_dh

Query: dsa_dup_dh

OS: debian

Section: 3ssl

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

DSA_dup_DH(3SSL)						      OpenSSL							  DSA_dup_DH(3SSL)

NAME
DSA_dup_DH - create a DH structure out of DSA structure
SYNOPSIS
#include <openssl/dsa.h> DH * DSA_dup_DH(const DSA *r);
DESCRIPTION
DSA_dup_DH() duplicates DSA parameters/keys as DH parameters/keys. q is lost during that conversion, but the resulting DH parameters contain its length.
RETURN VALUE
DSA_dup_DH() returns the new DH structure, and NULL on error. The error codes can be obtained by ERR_get_error(3).
NOTE
Be careful to avoid small subgroup attacks when using this.
SEE ALSO
dh(3), dsa(3), ERR_get_error(3)
HISTORY
DSA_dup_DH() was added in OpenSSL 0.9.4. 1.0.1e 2013-02-11 DSA_dup_DH(3SSL)
Related Man Pages
dsa_do_sign(3ssl) - linux
dsa(3) - osx
dsa_do_sign(3ssl) - debian
dsa(3) - centos
dsa_free(3ssl) - opendarwin
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