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TEST=minidump_test MinidumpCrashpadInfoWriter.InitializeFromSnapshot R=rsesek@chromium.org Review URL: https://codereview.chromium.org/703353002
93 lines
3.4 KiB
C++
93 lines
3.4 KiB
C++
// Copyright 2014 The Crashpad Authors. All rights reserved.
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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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#ifndef CRASHPAD_MINIDUMP_MINIDUMP_CRASHPAD_INFO_WRITER_H_
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#define CRASHPAD_MINIDUMP_MINIDUMP_CRASHPAD_INFO_WRITER_H_
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#include <vector>
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#include "base/basictypes.h"
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#include "base/memory/scoped_ptr.h"
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#include "minidump/minidump_extensions.h"
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#include "minidump/minidump_stream_writer.h"
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namespace crashpad {
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class MinidumpModuleCrashpadInfoListWriter;
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class ProcessSnapshot;
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//! \brief The writer for a MinidumpCrashpadInfo stream in a minidump file.
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class MinidumpCrashpadInfoWriter final : public internal::MinidumpStreamWriter {
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public:
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MinidumpCrashpadInfoWriter();
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~MinidumpCrashpadInfoWriter() override;
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//! \brief Initializes MinidumpCrashpadInfo based on \a process_snapshot.
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//!
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//! This method may add additional structures to the minidump file as children
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//! of the MinidumpCrashpadInfo stream. To do so, it may obtain other
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//! snapshot information from \a process_snapshot, such as a list of
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//! ModuleSnapshot objects used to initialize
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//! MinidumpCrashpadInfo::module_list. Only data that is considered useful
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//! will be included. For module information, usefulness is determined by
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//! MinidumpModuleCrashpadInfoListWriter::IsUseful().
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//!
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//! \param[in] process_snapshot The process snapshot to use as source data.
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//!
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//! \note Valid in #kStateMutable. No mutator methods may be called before
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//! this method, and it is not normally necessary to call any mutator
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//! methods after this method.
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void InitializeFromSnapshot(const ProcessSnapshot* process_snapshot);
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//! \brief Arranges for MinidumpCrashpadInfo::module_list to point to the
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//! MinidumpModuleCrashpadInfoList object to be written by \a
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//! module_list.
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//!
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//! This object takes ownership of \a module_list and becomes its parent in
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//! the overall tree of internal::MinidumpWritable objects.
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//!
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//! \note Valid in #kStateMutable.
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void SetModuleList(
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scoped_ptr<MinidumpModuleCrashpadInfoListWriter> module_list);
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//! \brief Determines whether the object is useful.
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//!
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//! A useful object is one that carries data that makes a meaningful
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//! contribution to a minidump file. An object carrying children would be
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//! considered useful.
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//!
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//! \return `true` if the object is useful, `false` otherwise.
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bool IsUseful() const;
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protected:
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// MinidumpWritable:
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bool Freeze() override;
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size_t SizeOfObject() override;
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std::vector<MinidumpWritable*> Children() override;
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bool WriteObject(FileWriterInterface* file_writer) override;
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// MinidumpStreamWriter:
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MinidumpStreamType StreamType() const override;
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private:
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MinidumpCrashpadInfo crashpad_info_;
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scoped_ptr<MinidumpModuleCrashpadInfoListWriter> module_list_;
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DISALLOW_COPY_AND_ASSIGN(MinidumpCrashpadInfoWriter);
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};
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} // namespace crashpad
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#endif // CRASHPAD_MINIDUMP_MINIDUMP_CRASHPAD_INFO_WRITER_H_
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