1//===-- asan_malloc_mac.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 AddressSanitizer, an address sanity checker. 11// 12// Mac-specific malloc interception. 13//===----------------------------------------------------------------------===// 14 15#include "sanitizer_common/sanitizer_platform.h" 16#if SANITIZER_MAC 17 18#include "asan_interceptors.h" 19#include "asan_report.h" 20#include "asan_stack.h" 21#include "asan_stats.h" 22 23using namespace __asan; 24#define COMMON_MALLOC_ZONE_NAME "asan" 25#define COMMON_MALLOC_ENTER() ENSURE_ASAN_INITED() 26#define COMMON_MALLOC_SANITIZER_INITIALIZED asan_inited 27#define COMMON_MALLOC_FORCE_LOCK() asan_mz_force_lock() 28#define COMMON_MALLOC_FORCE_UNLOCK() asan_mz_force_unlock() 29#define COMMON_MALLOC_MEMALIGN(alignment, size) \ 30 GET_STACK_TRACE_MALLOC; \ 31 void *p = asan_memalign(alignment, size, &stack, FROM_MALLOC) 32#define COMMON_MALLOC_MALLOC(size) \ 33 GET_STACK_TRACE_MALLOC; \ 34 void *p = asan_malloc(size, &stack) 35#define COMMON_MALLOC_REALLOC(ptr, size) \ 36 GET_STACK_TRACE_MALLOC; \ 37 void *p = asan_realloc(ptr, size, &stack); 38#define COMMON_MALLOC_CALLOC(count, size) \ 39 GET_STACK_TRACE_MALLOC; \ 40 void *p = asan_calloc(count, size, &stack); 41#define COMMON_MALLOC_VALLOC(size) \ 42 GET_STACK_TRACE_MALLOC; \ 43 void *p = asan_memalign(GetPageSizeCached(), size, &stack, FROM_MALLOC); 44#define COMMON_MALLOC_FREE(ptr) \ 45 GET_STACK_TRACE_FREE; \ 46 asan_free(ptr, &stack, FROM_MALLOC); 47#define COMMON_MALLOC_SIZE(ptr) \ 48 uptr size = asan_mz_size(ptr); 49#define COMMON_MALLOC_FILL_STATS(zone, stats) \ 50 AsanMallocStats malloc_stats; \ 51 FillMallocStatistics(&malloc_stats); \ 52 CHECK(sizeof(malloc_statistics_t) == sizeof(AsanMallocStats)); \ 53 internal_memcpy(stats, &malloc_stats, sizeof(malloc_statistics_t)); 54#define COMMON_MALLOC_REPORT_UNKNOWN_REALLOC(ptr, zone_ptr, zone_name) \ 55 GET_STACK_TRACE_FREE; \ 56 ReportMacMzReallocUnknown((uptr)ptr, (uptr)zone_ptr, zone_name, &stack); 57#define COMMON_MALLOC_NAMESPACE __asan 58 59#include "sanitizer_common/sanitizer_malloc_mac.inc" 60 61#endif 62