int to the internal representation of the public key and private key values. This memory should not be freed directly.</p>

<p>The public and private key values can be set using DSA_set0_key(). The public key must be non-NULL the first time this function is called on a given DSA object. The private key may be NULL. On subsequent calls, either may be NULL, which means the corresponding DSA field is left untouched. As for DSA_set0_pqg() this function transfers the memory management of the key values to the DS