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//===-- asan_malloc_mac.cc ------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is a part of AddressSanitizer, an address sanity checker.
//
// Mac-specific malloc interception.
//===----------------------------------------------------------------------===//
#include "sanitizer_common/sanitizer_platform.h"
#if SANITIZER_MAC
#include "asan_interceptors.h"
#include "asan_report.h"
#include "asan_stack.h"
#include "asan_stats.h"
using namespace __asan;
#define COMMON_MALLOC_ZONE_NAME "asan"
#define COMMON_MALLOC_ENTER() ENSURE_ASAN_INITED()
#define COMMON_MALLOC_SANITIZER_INITIALIZED asan_inited
#define COMMON_MALLOC_FORCE_LOCK() asan_mz_force_lock()
#define COMMON_MALLOC_FORCE_UNLOCK() asan_mz_force_unlock()
#define COMMON_MALLOC_MEMALIGN(alignment, size) \
GET_STACK_TRACE_MALLOC; \
void *p = asan_memalign(alignment, size, &stack, FROM_MALLOC)
#define COMMON_MALLOC_MALLOC(size) \
GET_STACK_TRACE_MALLOC; \
void *p = asan_malloc(size, &stack)
#define COMMON_MALLOC_REALLOC(ptr, size) \
GET_STACK_TRACE_MALLOC; \
void *p = asan_realloc(ptr, size, &stack);
#define COMMON_MALLOC_CALLOC(count, size) \
GET_STACK_TRACE_MALLOC; \
void *p = asan_calloc(count, size, &stack);
#define COMMON_MALLOC_POSIX_MEMALIGN(memptr, alignment, size) \
GET_STACK_TRACE_MALLOC; \
int res = asan_posix_memalign(memptr, alignment, size, &stack);
#define COMMON_MALLOC_VALLOC(size) \
GET_STACK_TRACE_MALLOC; \
void *p = asan_memalign(GetPageSizeCached(), size, &stack, FROM_MALLOC);
#define COMMON_MALLOC_FREE(ptr) \
GET_STACK_TRACE_FREE; \
asan_free(ptr, &stack, FROM_MALLOC);
#define COMMON_MALLOC_SIZE(ptr) \
uptr size = asan_mz_size(ptr);
#define COMMON_MALLOC_FILL_STATS(zone, stats) \
AsanMallocStats malloc_stats; \
FillMallocStatistics(&malloc_stats); \
CHECK(sizeof(malloc_statistics_t) == sizeof(AsanMallocStats)); \
internal_memcpy(stats, &malloc_stats, sizeof(malloc_statistics_t));
#define COMMON_MALLOC_REPORT_UNKNOWN_REALLOC(ptr, zone_ptr, zone_name) \
GET_STACK_TRACE_FREE; \
ReportMacMzReallocUnknown((uptr)ptr, (uptr)zone_ptr, zone_name, &stack);
#define COMMON_MALLOC_NAMESPACE __asan
#include "sanitizer_common/sanitizer_malloc_mac.inc"
#endif
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