30 lines · cpp
1#include "hwasan_thread_list.h"2 3#include "sanitizer_common/sanitizer_placement_new.h"4#include "sanitizer_common/sanitizer_thread_arg_retval.h"5 6namespace __hwasan {7 8static HwasanThreadList *hwasan_thread_list;9static ThreadArgRetval *thread_data;10 11HwasanThreadList &hwasanThreadList() { return *hwasan_thread_list; }12ThreadArgRetval &hwasanThreadArgRetval() { return *thread_data; }13 14void InitThreadList(uptr storage, uptr size) {15 CHECK_EQ(hwasan_thread_list, nullptr);16 17 alignas(alignof(HwasanThreadList)) static char18 thread_list_placeholder[sizeof(HwasanThreadList)];19 hwasan_thread_list =20 new (thread_list_placeholder) HwasanThreadList(storage, size);21 22 CHECK_EQ(thread_data, nullptr);23 24 alignas(alignof(ThreadArgRetval)) static char25 thread_data_placeholder[sizeof(ThreadArgRetval)];26 thread_data = new (thread_data_placeholder) ThreadArgRetval();27}28 29} // namespace __hwasan30