OpenSSL

Cryptography and SSL/TLS Toolkit

DSA_size

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, DSA_sign

HISTORY

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