1 //===-- sanitizer_procmaps_test.cc ----------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file is a part of ThreadSanitizer/AddressSanitizer runtime. 11 // 12 //===----------------------------------------------------------------------===// 13 #if !defined(_WIN32) // There are no /proc/maps on Windows. 14 15 #include "sanitizer_common/sanitizer_procmaps.h" 16 #include "gtest/gtest.h" 17 18 #include <stdlib.h> 19 20 static void noop() {} 21 extern const char *argv0; 22 23 namespace __sanitizer { 24 25 #if SANITIZER_LINUX && !SANITIZER_ANDROID 26 TEST(MemoryMappingLayout, CodeRange) { 27 uptr start, end; 28 bool res = GetCodeRangeForFile("[vdso]", &start, &end); 29 EXPECT_EQ(res, true); 30 EXPECT_GT(start, 0U); 31 EXPECT_LT(start, end); 32 } 33 #endif 34 35 TEST(MemoryMappingLayout, DumpListOfModules) { 36 const char *last_slash = strrchr(argv0, '/'); 37 const char *binary_name = last_slash ? last_slash + 1 : argv0; 38 MemoryMappingLayout memory_mapping(false); 39 const uptr kMaxModules = 100; 40 LoadedModule *modules = 41 (LoadedModule *)malloc(kMaxModules * sizeof(LoadedModule)); 42 uptr n_modules = memory_mapping.DumpListOfModules(modules, kMaxModules, 0); 43 EXPECT_GT(n_modules, 0U); 44 bool found = false; 45 for (uptr i = 0; i < n_modules; ++i) { 46 if (modules[i].containsAddress((uptr)&noop)) { 47 // Verify that the module name is sane. 48 if (strstr(modules[i].full_name(), binary_name) != 0) 49 found = true; 50 } 51 } 52 EXPECT_TRUE(found); 53 free(modules); 54 } 55 56 } // namespace __sanitizer 57 #endif // !defined(_WIN32) 58