HP OpenVMS Systems Documentation

Content starts here
HP Open Source Security for OpenVMS Volume 2: HP SSL for OpenVMS > CRYPTO Application Programming Interface (API) Reference

DSA_size

  Table of Contents

  Index

NAME

DSA_size — get DSA signature size

Synopsis

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

DESCRIPTION

This 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.

dsa->q must not be NULL.

RETURN VALUE

The size in bytes.

SEE ALSO

dsa(3), DSA_sign(3)

HISTORY

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