NAME

DSA_size − Get DSA signature size

SYNOPSIS

#include <openssl/dsa.h>
int DSA_size(
        DSA ∗dsa );

DESCRIPTION

The DSA_size() function returns the size of an ASN.1 encoded DSA signature in bytes. It can be used to determine how much memory must be allocated for a DSA signature. 

The dsa->q must not be NULL. 

RETURN VALUE

The size in bytes. 

HISTORY

The DSA_size() function is available in all versions of SSLeay and OpenSSL. 

SEE ALSO

Functions: dsa(3), DSA_sign(3)