1//===-- tsan_mman.h ---------------------------------------------*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file is a part of ThreadSanitizer (TSan), a race detector. 11// 12//===----------------------------------------------------------------------===// 13#ifndef TSAN_MMAN_H 14#define TSAN_MMAN_H 15 16#include "tsan_defs.h" 17 18namespace __tsan { 19 20const uptr kDefaultAlignment = 16; 21 22void InitializeAllocator(); 23void AllocatorThreadStart(ThreadState *thr); 24void AllocatorThreadFinish(ThreadState *thr); 25void AllocatorPrintStats(); 26 27// For user allocations. 28void *user_alloc(ThreadState *thr, uptr pc, uptr sz, 29 uptr align = kDefaultAlignment); 30// Does not accept NULL. 31void user_free(ThreadState *thr, uptr pc, void *p); 32void *user_realloc(ThreadState *thr, uptr pc, void *p, uptr sz); 33void *user_alloc_aligned(ThreadState *thr, uptr pc, uptr sz, uptr align); 34uptr user_alloc_usable_size(const void *p); 35 36// Invoking malloc/free hooks that may be installed by the user. 37void invoke_malloc_hook(void *ptr, uptr size); 38void invoke_free_hook(void *ptr); 39 40enum MBlockType { 41 MBlockScopedBuf, 42 MBlockString, 43 MBlockStackTrace, 44 MBlockShadowStack, 45 MBlockSync, 46 MBlockClock, 47 MBlockThreadContex, 48 MBlockDeadInfo, 49 MBlockRacyStacks, 50 MBlockRacyAddresses, 51 MBlockAtExit, 52 MBlockFlag, 53 MBlockReport, 54 MBlockReportMop, 55 MBlockReportThread, 56 MBlockReportMutex, 57 MBlockReportLoc, 58 MBlockReportStack, 59 MBlockSuppression, 60 MBlockExpectRace, 61 MBlockSignal, 62 MBlockJmpBuf, 63 64 // This must be the last. 65 MBlockTypeCount 66}; 67 68// For internal data structures. 69void *internal_alloc(MBlockType typ, uptr sz); 70void internal_free(void *p); 71 72template<typename T> 73void DestroyAndFree(T *&p) { 74 p->~T(); 75 internal_free(p); 76 p = 0; 77} 78 79} // namespace __tsan 80#endif // TSAN_MMAN_H 81