crypto/dsa/dsa_ossl.c

135     BIGNUM *kinv = NULL, *r = NULL, *s = NULL;
158     if ((dsa->kinv == NULL) || (dsa->r == NULL)) {
159         if (!DSA_sign_setup(dsa, ctx, &kinv, &r))
162         kinv = dsa->kinv;
163         dsa->kinv = NULL;
187     if (!BN_mod_mul(s, s, kinv, dsa->q, ctx))
217     if (kinv != NULL)           /* dsa->kinv is NULL now if we used it */
218         BN_clear_free(kinv);
226     BIGNUM k, kq, *K, *kinv = NULL, *r = NULL;
296     if ((kinv = BN_mod_inverse(NULL, &k, dsa->q, ctx)) == NULL)
301     *kinvp = kinv;
302     kinv = NULL;