1 //===-- tsan_malloc_mac.cc ------------------------------------------------===// 2 // 3 // This file is distributed under the University of Illinois Open Source 4 // License. See LICENSE.TXT for details. 5 // 6 //===----------------------------------------------------------------------===// 7 // 8 // This file is a part of ThreadSanitizer (TSan), a race detector. 9 // 10 // Mac-specific malloc interception. 11 //===----------------------------------------------------------------------===// 12 13 #include "sanitizer_common/sanitizer_platform.h" 14 #if SANITIZER_MAC 15 16 #include "tsan_interceptors.h" 17 #include "tsan_stack_trace.h" 18 19 using namespace __tsan; 20 #define COMMON_MALLOC_ZONE_NAME "tsan" 21 #define COMMON_MALLOC_ENTER() 22 #define COMMON_MALLOC_SANITIZER_INITIALIZED (cur_thread()->is_inited) 23 #define COMMON_MALLOC_FORCE_LOCK() 24 #define COMMON_MALLOC_FORCE_UNLOCK() 25 #define COMMON_MALLOC_MEMALIGN(alignment, size) \ 26 void *p = \ 27 user_alloc(cur_thread(), StackTrace::GetCurrentPc(), size, alignment) 28 #define COMMON_MALLOC_MALLOC(size) \ 29 if (cur_thread()->in_symbolizer) return InternalAlloc(size); \ 30 SCOPED_INTERCEPTOR_RAW(malloc, size); \ 31 void *p = user_alloc(thr, pc, size) 32 #define COMMON_MALLOC_REALLOC(ptr, size) \ 33 if (cur_thread()->in_symbolizer) return InternalRealloc(ptr, size); \ 34 SCOPED_INTERCEPTOR_RAW(realloc, ptr, size); \ 35 void *p = user_realloc(thr, pc, ptr, size) 36 #define COMMON_MALLOC_CALLOC(count, size) \ 37 if (cur_thread()->in_symbolizer) return InternalCalloc(count, size); \ 38 SCOPED_INTERCEPTOR_RAW(calloc, size, count); \ 39 void *p = user_calloc(thr, pc, size, count) 40 #define COMMON_MALLOC_VALLOC(size) \ 41 if (cur_thread()->in_symbolizer) \ 42 return InternalAlloc(size, nullptr, GetPageSizeCached()); \ 43 SCOPED_INTERCEPTOR_RAW(valloc, size); \ 44 void *p = user_alloc(thr, pc, size, GetPageSizeCached()) 45 #define COMMON_MALLOC_FREE(ptr) \ 46 if (cur_thread()->in_symbolizer) return InternalFree(ptr); \ 47 SCOPED_INTERCEPTOR_RAW(free, ptr); \ 48 user_free(thr, pc, ptr) 49 #define COMMON_MALLOC_SIZE(ptr) uptr size = user_alloc_usable_size(ptr); 50 #define COMMON_MALLOC_FILL_STATS(zone, stats) 51 #define COMMON_MALLOC_REPORT_UNKNOWN_REALLOC(ptr, zone_ptr, zone_name) \ 52 (void)zone_name; \ 53 Report("mz_realloc(%p) -- attempting to realloc unallocated memory.\n", ptr); 54 #define COMMON_MALLOC_NAMESPACE __tsan 55 56 #include "sanitizer_common/sanitizer_malloc_mac.inc" 57 58 #endif 59