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90 lines
2.6 KiB
90 lines
2.6 KiB
4 months ago
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//===-- tsan_mman.h ---------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file is a part of ThreadSanitizer (TSan), a race detector.
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//
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//===----------------------------------------------------------------------===//
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#ifndef TSAN_MMAN_H
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#define TSAN_MMAN_H
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#include "tsan_defs.h"
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namespace __tsan {
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const uptr kDefaultAlignment = 16;
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void InitializeAllocator();
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void InitializeAllocatorLate();
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void ReplaceSystemMalloc();
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void AllocatorProcStart(Processor *proc);
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void AllocatorProcFinish(Processor *proc);
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void AllocatorPrintStats();
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// For user allocations.
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void *user_alloc_internal(ThreadState *thr, uptr pc, uptr sz,
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uptr align = kDefaultAlignment, bool signal = true);
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// Does not accept NULL.
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void user_free(ThreadState *thr, uptr pc, void *p, bool signal = true);
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// Interceptor implementations.
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void *user_alloc(ThreadState *thr, uptr pc, uptr sz);
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void *user_calloc(ThreadState *thr, uptr pc, uptr sz, uptr n);
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void *user_realloc(ThreadState *thr, uptr pc, void *p, uptr sz);
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void *user_reallocarray(ThreadState *thr, uptr pc, void *p, uptr sz, uptr n);
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void *user_memalign(ThreadState *thr, uptr pc, uptr align, uptr sz);
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int user_posix_memalign(ThreadState *thr, uptr pc, void **memptr, uptr align,
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uptr sz);
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void *user_aligned_alloc(ThreadState *thr, uptr pc, uptr align, uptr sz);
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void *user_valloc(ThreadState *thr, uptr pc, uptr sz);
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void *user_pvalloc(ThreadState *thr, uptr pc, uptr sz);
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uptr user_alloc_usable_size(const void *p);
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// Invoking malloc/free hooks that may be installed by the user.
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void invoke_malloc_hook(void *ptr, uptr size);
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void invoke_free_hook(void *ptr);
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enum MBlockType {
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MBlockScopedBuf,
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MBlockString,
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MBlockStackTrace,
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MBlockShadowStack,
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MBlockSync,
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MBlockClock,
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MBlockThreadContex,
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MBlockDeadInfo,
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MBlockRacyStacks,
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MBlockRacyAddresses,
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MBlockAtExit,
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MBlockFlag,
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MBlockReport,
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MBlockReportMop,
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MBlockReportThread,
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MBlockReportMutex,
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MBlockReportLoc,
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MBlockReportStack,
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MBlockSuppression,
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MBlockExpectRace,
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MBlockSignal,
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MBlockJmpBuf,
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// This must be the last.
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MBlockTypeCount
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};
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// For internal data structures.
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void *internal_alloc(MBlockType typ, uptr sz);
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void internal_free(void *p);
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template <typename T>
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void DestroyAndFree(T *p) {
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p->~T();
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internal_free(p);
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}
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} // namespace __tsan
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#endif // TSAN_MMAN_H
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