DH_size(3)DH_size(3)NAMEDH_size - Get Diffie-Hellman prime size
SYNOPSIS
#include <openssl/dh.h>
int DH_size(
DH *dh );
DESCRIPTION
This DH_size() function returns the Diffie-Hellman size in bytes. It
can be used to determine how much memory must be allocated for the
shared secret computed by DH_compute_key().
The dh->p must not be NULL.
RETURN VALUE
The size in bytes.
HISTORY
The DH_size() function is available in all versions of SSLeay and
OpenSSL.
SEE ALSO
Functions: dh(3), DH_generate_key(3)DH_size(3)