1 // This is a host program for DLL tests. 2 // 3 // Just make sure we can compile this. 4 // The actual compile&run sequence is to be done by the DLL tests. 5 // RUN: %clang_cl_asan -O0 %s -Fe%t 6 // 7 // Get the list of ASan wrappers exported by the main module RTL: 8 // RUN: dumpbin /EXPORTS %t | grep -o "__asan_wrap[^ ]*" | grep -v @ | sort | uniq > %t.exported_wrappers 9 // 10 // Get the list of ASan wrappers imported by the DLL RTL: 11 // RUN: grep INTERCEPT_LIBRARY_FUNCTION %p/../../../../lib/asan/asan_dll_thunk.cc | grep -v define | sed "s/.*(\(.*\)).*/__asan_wrap_\1/" | sort | uniq > %t.dll_imports 12 // 13 // Now make sure the DLL thunk imports everything: 14 // RUN: echo 15 // RUN: echo "=== NOTE === If you see a mismatch below, please update asan_dll_thunk.cc" 16 // RUN: diff %t.dll_imports %t.exported_wrappers 17 18 #include <stdio.h> 19 #include <windows.h> 20 main(int argc,char ** argv)21int main(int argc, char **argv) { 22 if (argc != 2) { 23 printf("Usage: %s [client].dll\n", argv[0]); 24 return 101; 25 } 26 27 const char *dll_name = argv[1]; 28 29 HMODULE h = LoadLibrary(dll_name); 30 if (!h) { 31 printf("Could not load DLL: %s (code: %lu)!\n", 32 dll_name, GetLastError()); 33 return 102; 34 } 35 36 typedef int (*test_function)(); 37 test_function gf = (test_function)GetProcAddress(h, "test_function"); 38 if (!gf) { 39 printf("Could not locate test_function in the DLL!\n"); 40 FreeLibrary(h); 41 return 103; 42 } 43 44 int ret = gf(); 45 46 FreeLibrary(h); 47 return ret; 48 } 49