+{
+ DSA *ret;
+
+ ret = (DSA *)OPENSSL_malloc(sizeof(DSA));
+ if (ret == NULL) {
+ DSAerr(DSA_F_DSA_NEW_METHOD, ERR_R_MALLOC_FAILURE);
+ return (NULL);
+ }
+ ret->meth = DSA_get_default_method();
+#ifndef OPENSSL_NO_ENGINE
+ if (engine) {
+ if (!ENGINE_init(engine)) {
+ DSAerr(DSA_F_DSA_NEW_METHOD, ERR_R_ENGINE_LIB);
+ OPENSSL_free(ret);
+ return NULL;
+ }
+ ret->engine = engine;
+ } else
+ ret->engine = ENGINE_get_default_DSA();
+ if (ret->engine) {
+ ret->meth = ENGINE_get_DSA(ret->engine);
+ if (!ret->meth) {
+ DSAerr(DSA_F_DSA_NEW_METHOD, ERR_R_ENGINE_LIB);
+ ENGINE_finish(ret->engine);
+ OPENSSL_free(ret);
+ return NULL;
+ }
+ }
+#endif
+
+ ret->pad = 0;
+ ret->version = 0;
+ ret->write_params = 1;
+ ret->p = NULL;
+ ret->q = NULL;
+ ret->g = NULL;
+
+ ret->pub_key = NULL;
+ ret->priv_key = NULL;
+
+ ret->kinv = NULL;
+ ret->r = NULL;
+ ret->method_mont_p = NULL;
+
+ ret->references = 1;
+ ret->flags = ret->meth->flags & ~DSA_FLAG_NON_FIPS_ALLOW;
+ CRYPTO_new_ex_data(CRYPTO_EX_INDEX_DSA, ret, &ret->ex_data);
+ if ((ret->meth->init != NULL) && !ret->meth->init(ret)) {
+#ifndef OPENSSL_NO_ENGINE
+ if (ret->engine)
+ ENGINE_finish(ret->engine);