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43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
//===-- tsan_stack_trace.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_STACK_TRACE_H
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#define TSAN_STACK_TRACE_H
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#include "sanitizer_common/sanitizer_stacktrace.h"
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#include "tsan_defs.h"
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namespace __tsan {
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// StackTrace which calls malloc/free to allocate the buffer for
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// addresses in stack traces.
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struct VarSizeStackTrace : public StackTrace {
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uptr *trace_buffer; // Owned.
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VarSizeStackTrace();
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~VarSizeStackTrace();
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void Init(const uptr *pcs, uptr cnt, uptr extra_top_pc = 0);
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// Reverses the current stack trace order, the top frame goes to the bottom,
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// the last frame goes to the top.
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void ReverseOrder();
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private:
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void ResizeBuffer(uptr new_size);
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VarSizeStackTrace(const VarSizeStackTrace &);
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void operator=(const VarSizeStackTrace &);
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};
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} // namespace __tsan
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#endif // TSAN_STACK_TRACE_H
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