compiler-rt/lib/lsan/lsan_malloc_mac.cpp

   1 //===-- lsan_malloc_mac.cpp -----------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file is a part of LeakSanitizer (LSan), a memory leak detector.
  10 //
  11 // Mac-specific malloc interception.
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "sanitizer_common/sanitizer_platform.h"
  15 #if SANITIZER_APPLE
  16
  17 #include "lsan.h"
  18 #include "lsan_allocator.h"
  19 #include "lsan_thread.h"
  20
  21 using namespace __lsan;
  22 #define COMMON_MALLOC_ZONE_NAME "lsan"
  23 #define COMMON_MALLOC_ENTER() ENSURE_LSAN_INITED
  24 #define COMMON_MALLOC_SANITIZER_INITIALIZED lsan_inited
  25 #define COMMON_MALLOC_FORCE_LOCK()
  26 #define COMMON_MALLOC_FORCE_UNLOCK()
  27 #define COMMON_MALLOC_MEMALIGN(alignment, size) \
  28   GET_STACK_TRACE_MALLOC; \
  29   void *p = lsan_memalign(alignment, size, stack)
  30 #define COMMON_MALLOC_MALLOC(size) \
  31   GET_STACK_TRACE_MALLOC; \
  32   void *p = lsan_malloc(size, stack)
  33 #define COMMON_MALLOC_REALLOC(ptr, size) \
  34   GET_STACK_TRACE_MALLOC; \
  35   void *p = lsan_realloc(ptr, size, stack)
  36 #define COMMON_MALLOC_CALLOC(count, size) \
  37   GET_STACK_TRACE_MALLOC; \
  38   void *p = lsan_calloc(count, size, stack)
  39 #define COMMON_MALLOC_POSIX_MEMALIGN(memptr, alignment, size) \
  40   GET_STACK_TRACE_MALLOC; \
  41   int res = lsan_posix_memalign(memptr, alignment, size, stack)
  42 #define COMMON_MALLOC_VALLOC(size) \
  43   GET_STACK_TRACE_MALLOC; \
  44   void *p = lsan_valloc(size, stack)
  45 #define COMMON_MALLOC_FREE(ptr) \
  46   lsan_free(ptr)
  47 #define COMMON_MALLOC_SIZE(ptr) \
  48   uptr size = lsan_mz_size(ptr)
  49 #define COMMON_MALLOC_FILL_STATS(zone, stats)
  50 #define COMMON_MALLOC_REPORT_UNKNOWN_REALLOC(ptr, zone_ptr, zone_name) \
  51   (void)zone_name; \
  52   Report("mz_realloc(%p) -- attempting to realloc unallocated memory.\n", ptr);
  53 #define COMMON_MALLOC_NAMESPACE __lsan
  54 #define COMMON_MALLOC_HAS_ZONE_ENUMERATOR 0
  55 #define COMMON_MALLOC_HAS_EXTRA_INTROSPECTION_INIT 0
  56
  57 #include "sanitizer_common/sanitizer_malloc_mac.inc"
  58
  59 #endif // SANITIZER_APPLE