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265e672179
# ignore-this-changeset --HG-- extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef __PROFILER_BACKTRACE_H
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#define __PROFILER_BACKTRACE_H
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#include "mozilla/UniquePtrExtensions.h"
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class ProfileBuffer;
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class SpliceableJSONWriter;
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class ThreadInfo;
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class UniqueStacks;
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namespace mozilla {
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class TimeStamp;
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}
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// ProfilerBacktrace encapsulates a synchronous sample.
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class ProfilerBacktrace {
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public:
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ProfilerBacktrace(const char* aName, int aThreadId,
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mozilla::UniquePtr<ProfileBuffer> aBuffer);
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~ProfilerBacktrace();
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// ProfilerBacktraces' stacks are deduplicated in the context of the
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// profile that contains the backtrace as a marker payload.
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//
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// That is, markers that contain backtraces should not need their own stack,
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// frame, and string tables. They should instead reuse their parent
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// profile's tables.
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void StreamJSON(SpliceableJSONWriter& aWriter,
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const mozilla::TimeStamp& aProcessStartTime,
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UniqueStacks& aUniqueStacks);
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private:
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ProfilerBacktrace(const ProfilerBacktrace&);
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ProfilerBacktrace& operator=(const ProfilerBacktrace&);
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mozilla::UniqueFreePtr<char> mName;
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int mThreadId;
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mozilla::UniquePtr<ProfileBuffer> mBuffer;
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};
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#endif // __PROFILER_BACKTRACE_H
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