| /* |
| * Copyright (C) 2016 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 <net/if.h> |
| |
| #include <errno.h> |
| #include <ifaddrs.h> |
| |
| #include <gtest/gtest.h> |
| |
| TEST(net_if, if_nametoindex_if_indextoname) { |
| unsigned index; |
| index = if_nametoindex("lo"); |
| ASSERT_NE(index, 0U); |
| |
| char buf[IF_NAMESIZE] = {}; |
| char* name = if_indextoname(index, buf); |
| ASSERT_STREQ("lo", name); |
| } |
| |
| TEST(net_if, if_nametoindex_fail) { |
| unsigned index = if_nametoindex("this-interface-does-not-exist"); |
| ASSERT_EQ(0U, index); |
| } |
| |
| TEST(net_if, if_nameindex) { |
| struct if_nameindex* list = if_nameindex(); |
| ASSERT_TRUE(list != nullptr); |
| |
| ASSERT_TRUE(list->if_index != 0); |
| |
| std::set<std::string> if_nameindex_names; |
| char buf[IF_NAMESIZE] = {}; |
| bool saw_lo = false; |
| for (struct if_nameindex* it = list; it->if_index != 0; ++it) { |
| fprintf(stderr, "\t%d\t%s\n", it->if_index, it->if_name); |
| if_nameindex_names.insert(it->if_name); |
| EXPECT_EQ(it->if_index, if_nametoindex(it->if_name)); |
| EXPECT_STREQ(it->if_name, if_indextoname(it->if_index, buf)); |
| if (strcmp(it->if_name, "lo") == 0) saw_lo = true; |
| } |
| ASSERT_TRUE(saw_lo); |
| if_freenameindex(list); |
| |
| std::set<std::string> getifaddrs_names; |
| ifaddrs* ifa; |
| ASSERT_EQ(0, getifaddrs(&ifa)); |
| for (ifaddrs* it = ifa; it != nullptr; it = it->ifa_next) { |
| getifaddrs_names.insert(it->ifa_name); |
| } |
| freeifaddrs(ifa); |
| |
| ASSERT_EQ(getifaddrs_names, if_nameindex_names); |
| } |
| |
| TEST(net_if, if_freenameindex_nullptr) { |
| #if defined(__BIONIC__) |
| if_freenameindex(nullptr); |
| #endif |
| } |