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Unified Diff: third_party/crashpad/crashpad/minidump/minidump_exception_writer.h

Issue 1505213004: Copy Crashpad into the Chrome tree instead of importing it via DEPS (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Address review comments, update README.chromium Created 5 years ago
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Index: third_party/crashpad/crashpad/minidump/minidump_exception_writer.h
diff --git a/third_party/crashpad/crashpad/minidump/minidump_exception_writer.h b/third_party/crashpad/crashpad/minidump/minidump_exception_writer.h
new file mode 100644
index 0000000000000000000000000000000000000000..b4de21a5b7cf136dedd8feadcdfd7090cb3b91f8
--- /dev/null
+++ b/third_party/crashpad/crashpad/minidump/minidump_exception_writer.h
@@ -0,0 +1,124 @@
+// Copyright 2014 The Crashpad Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef CRASHPAD_MINIDUMP_MINIDUMP_EXCEPTION_WRITER_H_
+#define CRASHPAD_MINIDUMP_MINIDUMP_EXCEPTION_WRITER_H_
+
+#include <windows.h>
+#include <dbghelp.h>
+#include <stdint.h>
+
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/memory/scoped_ptr.h"
+#include "minidump/minidump_stream_writer.h"
+#include "minidump/minidump_thread_id_map.h"
+
+namespace crashpad {
+
+class ExceptionSnapshot;
+class MinidumpContextWriter;
+
+//! \brief The writer for a MINIDUMP_EXCEPTION_STREAM stream in a minidump file.
+class MinidumpExceptionWriter final : public internal::MinidumpStreamWriter {
+ public:
+ MinidumpExceptionWriter();
+ ~MinidumpExceptionWriter() override;
+
+ //! \brief Initializes the MINIDUMP_EXCEPTION_STREAM based on \a
+ //! exception_snapshot.
+ //!
+ //! \param[in] exception_snapshot The exception snapshot to use as source
+ //! data.
+ //! \param[in] thread_id_map A MinidumpThreadIDMap to be consulted to
+ //! determine the 32-bit minidump thread ID to use for the thread
+ //! identified by \a exception_snapshot.
+ //!
+ //! \note Valid in #kStateMutable. No mutator methods may be called before
+ //! this method, and it is not normally necessary to call any mutator
+ //! methods after this method.
+ void InitializeFromSnapshot(const ExceptionSnapshot* exception_snapshot,
+ const MinidumpThreadIDMap& thread_id_map);
+
+ //! \brief Arranges for MINIDUMP_EXCEPTION_STREAM::ThreadContext to point to
+ //! the CPU context to be written by \a context.
+ //!
+ //! A context is required in all MINIDUMP_EXCEPTION_STREAM objects.
+ //!
+ //! This object takes ownership of \a context and becomes its parent in the
+ //! overall tree of internal::MinidumpWritable objects.
+ //!
+ //! \note Valid in #kStateMutable.
+ void SetContext(scoped_ptr<MinidumpContextWriter> context);
+
+ //! \brief Sets MINIDUMP_EXCEPTION_STREAM::ThreadId.
+ void SetThreadID(uint32_t thread_id) { exception_.ThreadId = thread_id; }
+
+ //! \brief Sets MINIDUMP_EXCEPTION::ExceptionCode.
+ void SetExceptionCode(uint32_t exception_code) {
+ exception_.ExceptionRecord.ExceptionCode = exception_code;
+ }
+
+ //! \brief Sets MINIDUMP_EXCEPTION::ExceptionFlags.
+ void SetExceptionFlags(uint32_t exception_flags) {
+ exception_.ExceptionRecord.ExceptionFlags = exception_flags;
+ }
+
+ //! \brief Sets MINIDUMP_EXCEPTION::ExceptionRecord.
+ void SetExceptionRecord(uint64_t exception_record) {
+ exception_.ExceptionRecord.ExceptionRecord = exception_record;
+ }
+
+ //! \brief Sets MINIDUMP_EXCEPTION::ExceptionAddress.
+ void SetExceptionAddress(uint64_t exception_address) {
+ exception_.ExceptionRecord.ExceptionAddress = exception_address;
+ }
+
+ //! \brief Sets MINIDUMP_EXCEPTION::ExceptionInformation and
+ //! MINIDUMP_EXCEPTION::NumberParameters.
+ //!
+ //! MINIDUMP_EXCEPTION::NumberParameters is set to the number of elements in
+ //! \a exception_information. The elements of
+ //! MINIDUMP_EXCEPTION::ExceptionInformation are set to the elements of \a
+ //! exception_information. Unused elements in
+ //! MINIDUMP_EXCEPTION::ExceptionInformation are set to `0`.
+ //!
+ //! \a exception_information must have no more than
+ //! #EXCEPTION_MAXIMUM_PARAMETERS elements.
+ //!
+ //! \note Valid in #kStateMutable.
+ void SetExceptionInformation(
+ const std::vector<uint64_t>& exception_information);
+
+ protected:
+ // MinidumpWritable:
+ bool Freeze() override;
+ size_t SizeOfObject() override;
+ std::vector<MinidumpWritable*> Children() override;
+ bool WriteObject(FileWriterInterface* file_writer) override;
+
+ // MinidumpStreamWriter:
+ MinidumpStreamType StreamType() const override;
+
+ private:
+ MINIDUMP_EXCEPTION_STREAM exception_;
+ scoped_ptr<MinidumpContextWriter> context_;
+
+ DISALLOW_COPY_AND_ASSIGN(MinidumpExceptionWriter);
+};
+
+} // namespace crashpad
+
+#endif // CRASHPAD_MINIDUMP_MINIDUMP_EXCEPTION_WRITER_H_

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