diff options
Diffstat (limited to 'libsanitizer/interception/interception_win.h')
-rw-r--r-- | libsanitizer/interception/interception_win.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/libsanitizer/interception/interception_win.h b/libsanitizer/interception/interception_win.h index 6388209dcc1..f092d18d28f 100644 --- a/libsanitizer/interception/interception_win.h +++ b/libsanitizer/interception/interception_win.h @@ -32,6 +32,31 @@ bool OverrideFunction(const char *name, uptr new_func, uptr *orig_old_func = 0); // Windows-only replacement for GetProcAddress. Useful for some sanitizers. uptr InternalGetProcAddress(void *module, const char *func_name); +// Overrides a function only when it is called from a specific DLL. For example, +// this is used to override calls to HeapAlloc/HeapFree from ucrtbase without +// affecting other third party libraries. +bool OverrideImportedFunction(const char *module_to_patch, + const char *imported_module, + const char *function_name, uptr new_function, + uptr *orig_old_func); + +#if !SANITIZER_WINDOWS64 +// Exposed for unittests +bool OverrideFunctionWithDetour( + uptr old_func, uptr new_func, uptr *orig_old_func); +#endif + +// Exposed for unittests +bool OverrideFunctionWithRedirectJump( + uptr old_func, uptr new_func, uptr *orig_old_func); +bool OverrideFunctionWithHotPatch( + uptr old_func, uptr new_func, uptr *orig_old_func); +bool OverrideFunctionWithTrampoline( + uptr old_func, uptr new_func, uptr *orig_old_func); + +// Exposed for unittests +void TestOnlyReleaseTrampolineRegions(); + } // namespace __interception #if defined(INTERCEPTION_DYNAMIC_CRT) @@ -48,5 +73,10 @@ uptr InternalGetProcAddress(void *module, const char *func_name); #define INTERCEPT_FUNCTION_VER_WIN(func, symver) INTERCEPT_FUNCTION_WIN(func) +#define INTERCEPT_FUNCTION_DLLIMPORT(user_dll, provider_dll, func) \ + ::__interception::OverrideImportedFunction( \ + user_dll, provider_dll, #func, (::__interception::uptr)WRAP(func), \ + (::__interception::uptr *)&REAL(func)) + #endif // INTERCEPTION_WIN_H #endif // _WIN32 |