| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "quiche/quic/tools/quic_name_lookup.h" |
| |
| #include <netdb.h> |
| #include <sys/socket.h> |
| #include <sys/types.h> |
| |
| #include <string> |
| |
| #include "absl/strings/str_cat.h" |
| #include "quiche/quic/core/quic_server_id.h" |
| #include "quiche/quic/platform/api/quic_logging.h" |
| |
| namespace quic::tools { |
| |
| QuicSocketAddress LookupAddress(int address_family_for_lookup, std::string host, |
| std::string port) { |
| addrinfo hint; |
| memset(&hint, 0, sizeof(hint)); |
| hint.ai_family = address_family_for_lookup; |
| hint.ai_protocol = IPPROTO_UDP; |
| |
| addrinfo* info_list = nullptr; |
| int result = getaddrinfo(host.c_str(), port.c_str(), &hint, &info_list); |
| if (result != 0) { |
| QUIC_LOG(ERROR) << "Failed to look up " << host << ": " |
| << gai_strerror(result); |
| return QuicSocketAddress(); |
| } |
| |
| QUICHE_CHECK(info_list != nullptr); |
| std::unique_ptr<addrinfo, void (*)(addrinfo*)> info_list_owned(info_list, |
| freeaddrinfo); |
| return QuicSocketAddress(info_list->ai_addr, info_list->ai_addrlen); |
| } |
| |
| QuicSocketAddress LookupAddress(int address_family_for_lookup, |
| const QuicServerId& server_id) { |
| return LookupAddress(address_family_for_lookup, |
| std::string(server_id.GetHostWithoutIpv6Brackets()), |
| absl::StrCat(server_id.port())); |
| } |
| |
| } // namespace quic::tools |