DSA_size(3)

NAME
DSA_size - get DSA signature size

LIBRARY
libcrypto, -lcrypto

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
openssl_dsa(3), DSA_sign(3)

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