57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
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/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _LIBBACKTRACE_UNWIND_CURRENT_H
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#define _LIBBACKTRACE_UNWIND_CURRENT_H
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#include <string>
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#include "Backtrace.h"
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#include "BacktraceThread.h"
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#define UNW_LOCAL_ONLY
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#include <libunwind.h>
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class UnwindCurrent : public BacktraceImpl {
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public:
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UnwindCurrent();
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virtual ~UnwindCurrent();
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virtual bool Unwind(size_t num_ignore_frames);
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virtual std::string GetFunctionNameRaw(uintptr_t pc, uintptr_t* offset);
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bool UnwindFromContext(size_t num_ignore_frames, bool resolve);
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void ExtractContext(void* sigcontext);
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protected:
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unw_context_t context_;
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};
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class UnwindThread : public UnwindCurrent, public BacktraceThreadInterface {
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public:
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UnwindThread();
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virtual ~UnwindThread();
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virtual bool Init();
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virtual void ThreadUnwind(
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siginfo_t* siginfo, void* sigcontext, size_t num_ignore_frames);
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};
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#endif // _LIBBACKTRACE_UNWIND_CURRENT_H
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