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 60