libsanitizer/asan/asan_malloc_mac.cc

   1 //===-- asan_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 AddressSanitizer, an address sanity checker.
   9 //
  10 // Mac-specific malloc interception.
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "sanitizer_common/sanitizer_platform.h"
  14 #if SANITIZER_MAC
  15
  16 #include "asan_interceptors.h"
  17 #include "asan_report.h"
  18 #include "asan_stack.h"
  19 #include "asan_stats.h"
  20
  21 using namespace __asan;
  22 #define COMMON_MALLOC_ZONE_NAME "asan"
  23 #define COMMON_MALLOC_ENTER() ENSURE_ASAN_INITED()
  24 #define COMMON_MALLOC_SANITIZER_INITIALIZED asan_inited
  25 #define COMMON_MALLOC_FORCE_LOCK() asan_mz_force_lock()
  26 #define COMMON_MALLOC_FORCE_UNLOCK() asan_mz_force_unlock()
  27 #define COMMON_MALLOC_MEMALIGN(alignment, size) \
  28   GET_STACK_TRACE_MALLOC; \
  29   void *p = asan_memalign(alignment, size, &stack, FROM_MALLOC)
  30 #define COMMON_MALLOC_MALLOC(size) \
  31   GET_STACK_TRACE_MALLOC; \
  32   void *p = asan_malloc(size, &stack)
  33 #define COMMON_MALLOC_REALLOC(ptr, size) \
  34   GET_STACK_TRACE_MALLOC; \
  35   void *p = asan_realloc(ptr, size, &stack);
  36 #define COMMON_MALLOC_CALLOC(count, size) \
  37   GET_STACK_TRACE_MALLOC; \
  38   void *p = asan_calloc(count, size, &stack);
  39 #define COMMON_MALLOC_VALLOC(size) \
  40   GET_STACK_TRACE_MALLOC; \
  41   void *p = asan_memalign(GetPageSizeCached(), size, &stack, FROM_MALLOC);
  42 #define COMMON_MALLOC_FREE(ptr) \
  43   GET_STACK_TRACE_FREE; \
  44   asan_free(ptr, &stack, FROM_MALLOC);
  45 #define COMMON_MALLOC_SIZE(ptr) \
  46   uptr size = asan_mz_size(ptr);
  47 #define COMMON_MALLOC_FILL_STATS(zone, stats) \
  48   AsanMallocStats malloc_stats; \
  49   FillMallocStatistics(&malloc_stats); \
  50   CHECK(sizeof(malloc_statistics_t) == sizeof(AsanMallocStats)); \
  51   internal_memcpy(stats, &malloc_stats, sizeof(malloc_statistics_t));
  52 #define COMMON_MALLOC_REPORT_UNKNOWN_REALLOC(ptr, zone_ptr, zone_name) \
  53   GET_STACK_TRACE_FREE; \
  54   ReportMacMzReallocUnknown((uptr)ptr, (uptr)zone_ptr, zone_name, &stack);
  55 #define COMMON_MALLOC_NAMESPACE __asan
  56
  57 #include "sanitizer_common/sanitizer_malloc_mac.inc"
  58
  59 #endif