return(NULL);
}
+EVP_PKEY *X509_get_pubkey(x)
+X509 *x;
+ {
+ if ((x == NULL) || (x->cert_info == NULL))
+ return(NULL);
+ return(X509_PUBKEY_get(x->cert_info->key));
+ }
+
+int X509_check_private_key(x,k)
+X509 *x;
+EVP_PKEY *k;
+ {
+ EVP_PKEY *xk=NULL;
+ int ok=0;
+
+ xk=X509_get_pubkey(x);
+ if (xk->type != k->type) goto err;
+ switch (k->type)
+ {
+#ifndef NO_RSA
+ case EVP_PKEY_RSA:
+ if (BN_cmp(xk->pkey.rsa->n,k->pkey.rsa->n) != 0) goto err;
+ if (BN_cmp(xk->pkey.rsa->e,k->pkey.rsa->e) != 0) goto err;
+ break;
+#endif
+#ifndef NO_DSA
+ case EVP_PKEY_DSA:
+ if (BN_cmp(xk->pkey.dsa->pub_key,k->pkey.dsa->pub_key) != 0)
+ goto err;
+ break;
+#endif
+#ifndef NO_DH
+ case EVP_PKEY_DH:
+ /* No idea */
+ goto err;
+#endif
+ default:
+ goto err;
+ }
+
+ ok=1;
+err:
+ return(ok);
+ }