1 /*
2  * Copyright (C) 2021 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless requied by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16  */
17 
18 #define LOG_TAG "BpfCompatTest"
19 
20 #include <fstream>
21 
22 #include <gtest/gtest.h>
23 
24 #include "libbpf_android.h"
25 
26 using namespace android::bpf;
27 
28 namespace android {
29 
doBpfStructSizeTest(const char * elfPath)30 void doBpfStructSizeTest(const char *elfPath) {
31   std::ifstream elfFile(elfPath, std::ios::in | std::ios::binary);
32   ASSERT_TRUE(elfFile.is_open());
33 
34   EXPECT_EQ(48, readSectionUint("size_of_bpf_map_def", elfFile, 0));
35   EXPECT_EQ(28, readSectionUint("size_of_bpf_prog_def", elfFile, 0));
36 }
37 
TEST(BpfTest,bpfStructSizeTest)38 TEST(BpfTest, bpfStructSizeTest) {
39   doBpfStructSizeTest("/system/etc/bpf/netd.o");
40   doBpfStructSizeTest("/system/etc/bpf/clatd.o");
41 }
42 
43 }  // namespace android
44