1 /* 2 * 3 * Copyright 2016 gRPC authors. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 */ 18 19 #include <grpc/support/port_platform.h> 20 21 #include "src/core/lib/iomgr/port.h" 22 #if GRPC_ARES == 1 && defined(GRPC_UV) 23 24 #include <grpc/support/string_util.h> 25 26 #include "src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_wrapper.h" 27 #include "src/core/ext/filters/client_channel/server_address.h" 28 #include "src/core/lib/address_utils/parse_address.h" 29 #include "src/core/lib/gpr/string.h" 30 grpc_ares_query_ipv6()31bool grpc_ares_query_ipv6() { 32 /* The libuv grpc code currently does not have the code to probe for this, 33 * so we assume for now that IPv6 is always available in contexts where this 34 * code will be used. */ 35 return true; 36 } 37 38 #endif /* GRPC_ARES == 1 && defined(GRPC_UV) */ 39