diff options
Diffstat (limited to 'libsanitizer/asan/asan_dll_thunk.cc')
| -rw-r--r-- | libsanitizer/asan/asan_dll_thunk.cc | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/libsanitizer/asan/asan_dll_thunk.cc b/libsanitizer/asan/asan_dll_thunk.cc deleted file mode 100644 index 19c31f0def8..00000000000 --- a/libsanitizer/asan/asan_dll_thunk.cc +++ /dev/null @@ -1,196 +0,0 @@ -//===-- asan_dll_thunk.cc -------------------------------------------------===// -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file is a part of AddressSanitizer, an address sanity checker. -// -// This file defines a family of thunks that should be statically linked into -// the DLLs that have ASan instrumentation in order to delegate the calls to the -// shared runtime that lives in the main binary. -// See https://code.google.com/p/address-sanitizer/issues/detail?id=209 for the -// details. -//===----------------------------------------------------------------------===// - -// Only compile this code when buidling asan_dll_thunk.lib -// Using #ifdef rather than relying on Makefiles etc. -// simplifies the build procedure. -#ifdef ASAN_DLL_THUNK - -// ----------------- Helper functions and macros --------------------- {{{1 -extern "C" { -void *__stdcall GetModuleHandleA(const char *module_name); -void *__stdcall GetProcAddress(void *module, const char *proc_name); -void abort(); -} - -static void *getRealProcAddressOrDie(const char *name) { - void *ret = GetProcAddress(GetModuleHandleA(0), name); - if (!ret) - abort(); - return ret; -} - -#define WRAP_V_V(name) \ - extern "C" void name() { \ - typedef void (*fntype)(); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - fn(); \ - } - -#define WRAP_V_W(name) \ - extern "C" void name(void *arg) { \ - typedef void (*fntype)(void *arg); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - fn(arg); \ - } - -#define WRAP_V_WW(name) \ - extern "C" void name(void *arg1, void *arg2) { \ - typedef void (*fntype)(void *, void *); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - fn(arg1, arg2); \ - } - -#define WRAP_V_WWW(name) \ - extern "C" void name(void *arg1, void *arg2, void *arg3) { \ - typedef void *(*fntype)(void *, void *, void *); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - fn(arg1, arg2, arg3); \ - } - -#define WRAP_W_V(name) \ - extern "C" void *name() { \ - typedef void *(*fntype)(); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - return fn(); \ - } - -#define WRAP_W_W(name) \ - extern "C" void *name(void *arg) { \ - typedef void *(*fntype)(void *arg); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - return fn(arg); \ - } - -#define WRAP_W_WW(name) \ - extern "C" void *name(void *arg1, void *arg2) { \ - typedef void *(*fntype)(void *, void *); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - return fn(arg1, arg2); \ - } - -#define WRAP_W_WWW(name) \ - extern "C" void *name(void *arg1, void *arg2, void *arg3) { \ - typedef void *(*fntype)(void *, void *, void *); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - return fn(arg1, arg2, arg3); \ - } - -#define WRAP_W_WWWW(name) \ - extern "C" void *name(void *arg1, void *arg2, void *arg3, void *arg4) { \ - typedef void *(*fntype)(void *, void *, void *, void *); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - return fn(arg1, arg2, arg3, arg4); \ - } - -#define WRAP_W_WWWWW(name) \ - extern "C" void *name(void *arg1, void *arg2, void *arg3, void *arg4, \ - void *arg5) { \ - typedef void *(*fntype)(void *, void *, void *, void *, void *); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - return fn(arg1, arg2, arg3, arg4, arg5); \ - } - -#define WRAP_W_WWWWWW(name) \ - extern "C" void *name(void *arg1, void *arg2, void *arg3, void *arg4, \ - void *arg5, void *arg6) { \ - typedef void *(*fntype)(void *, void *, void *, void *, void *, void *); \ - static fntype fn = (fntype)getRealProcAddressOrDie(#name); \ - return fn(arg1, arg2, arg3, arg4, arg5, arg6); \ - } -// }}} - -// ----------------- ASan own interface functions -------------------- -WRAP_W_V(__asan_should_detect_stack_use_after_return) - -extern "C" { - int __asan_option_detect_stack_use_after_return; - - // Manually wrap __asan_init as we need to initialize - // __asan_option_detect_stack_use_after_return afterwards. - void __asan_init_v3() { - typedef void (*fntype)(); - static fntype fn = (fntype)getRealProcAddressOrDie("__asan_init_v3"); - fn(); - __asan_option_detect_stack_use_after_return = - (__asan_should_detect_stack_use_after_return() != 0); - } -} - -WRAP_V_V(__asan_handle_no_return) - -WRAP_V_W(__asan_report_store1) -WRAP_V_W(__asan_report_store2) -WRAP_V_W(__asan_report_store4) -WRAP_V_W(__asan_report_store8) -WRAP_V_W(__asan_report_store16) -WRAP_V_WW(__asan_report_store_n) - -WRAP_V_W(__asan_report_load1) -WRAP_V_W(__asan_report_load2) -WRAP_V_W(__asan_report_load4) -WRAP_V_W(__asan_report_load8) -WRAP_V_W(__asan_report_load16) -WRAP_V_WW(__asan_report_load_n) - -WRAP_V_WW(__asan_register_globals) -WRAP_V_WW(__asan_unregister_globals) - -WRAP_W_WW(__asan_stack_malloc_0) -WRAP_W_WW(__asan_stack_malloc_1) -WRAP_W_WW(__asan_stack_malloc_2) -WRAP_W_WW(__asan_stack_malloc_3) -WRAP_W_WW(__asan_stack_malloc_4) -WRAP_W_WW(__asan_stack_malloc_5) -WRAP_W_WW(__asan_stack_malloc_6) -WRAP_W_WW(__asan_stack_malloc_7) -WRAP_W_WW(__asan_stack_malloc_8) -WRAP_W_WW(__asan_stack_malloc_9) -WRAP_W_WW(__asan_stack_malloc_10) - -WRAP_V_WWW(__asan_stack_free_0) -WRAP_V_WWW(__asan_stack_free_1) -WRAP_V_WWW(__asan_stack_free_2) -WRAP_V_WWW(__asan_stack_free_4) -WRAP_V_WWW(__asan_stack_free_5) -WRAP_V_WWW(__asan_stack_free_6) -WRAP_V_WWW(__asan_stack_free_7) -WRAP_V_WWW(__asan_stack_free_8) -WRAP_V_WWW(__asan_stack_free_9) -WRAP_V_WWW(__asan_stack_free_10) - -// TODO(timurrrr): Add more interface functions on the as-needed basis. - -// ----------------- Memory allocation functions --------------------- -WRAP_V_W(free) -WRAP_V_WW(_free_dbg) - -WRAP_W_W(malloc) -WRAP_W_WWWW(_malloc_dbg) - -WRAP_W_WW(calloc) -WRAP_W_WWWWW(_calloc_dbg) -WRAP_W_WWW(_calloc_impl) - -WRAP_W_WW(realloc) -WRAP_W_WWW(_realloc_dbg) -WRAP_W_WWW(_recalloc) - -WRAP_W_W(_msize) - -// TODO(timurrrr): Do we need to add _Crt* stuff here? (see asan_malloc_win.cc). - -#endif // ASAN_DLL_THUNK |