| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <netinet/udp.h> |
| |
| #include <gtest/gtest.h> |
| |
| #if defined(__BIONIC__) |
| #define UDPHDR_USES_ANON_UNION |
| #elif defined(__GLIBC_PREREQ) |
| #if __GLIBC_PREREQ(2, 18) |
| #define UDPHDR_USES_ANON_UNION |
| #endif |
| #endif |
| |
| TEST(netinet_udp, compat) { |
| #if defined(UDPHDR_USES_ANON_UNION) |
| static_assert(offsetof(udphdr, uh_sport) == offsetof(udphdr, source), "udphdr::source"); |
| static_assert(offsetof(udphdr, uh_dport) == offsetof(udphdr, dest), "udphdr::dest"); |
| static_assert(offsetof(udphdr, uh_ulen) == offsetof(udphdr, len), "udphdr::len"); |
| static_assert(offsetof(udphdr, uh_sum) == offsetof(udphdr, check), "udphdr::check"); |
| |
| udphdr u; |
| u.uh_sport = 0x1111; |
| u.uh_dport = 0x2222; |
| u.uh_ulen = 0x3333; |
| u.uh_sum = 0x4444; |
| ASSERT_EQ(0x1111, u.source); |
| ASSERT_EQ(0x2222, u.dest); |
| ASSERT_EQ(0x3333, u.len); |
| ASSERT_EQ(0x4444, u.check); |
| #endif |
| } |