Add MinidumpMiscInfoWriter and its test

minidump/minidump_misc_info_writer.h

Index: minidump/minidump_misc_info_writer.h
diff --git a/minidump/minidump_misc_info_writer.h b/minidump/minidump_misc_info_writer.h
new file mode 100644
index 0000000000000000000000000000000000000000..f51f38c37d1e22350c0df8dbd7524325d9e66d46
--- /dev/null
+++ b/minidump/minidump_misc_info_writer.h
@@ -0,0 +1,105 @@
+// 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_MISC_INFO_WRITER_H_
+#define CRASHPAD_MINIDUMP_MINIDUMP_MISC_INFO_WRITER_H_
+
+#include <dbghelp.h>
+#include <stdint.h>
+#include <sys/types.h>
+#include <time.h>
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "minidump/minidump_stream_writer.h"
+#include "minidump/minidump_writable.h"
+#include "util/file/file_writer.h"
+
+namespace crashpad {
+
+//! \brief The writer for a stream in the MINIDUMP_MISC_INFO family in a
+//!     minidump file.
+//!
+//! The actual stream written will be a MINIDUMP_MISC_INFO,
+//! MINIDUMP_MISC_INFO_2, MINIDUMP_MISC_INFO_3, or MINIDUMP_MISC_INFO_4 stream.
+//! Later versions of MINIDUMP_MISC_INFO are supersets of earlier versions. The
+//! earliest version that supports all of the information that an object of this
+//! class contains will be used.
+class MinidumpMiscInfoWriter final : public internal::MinidumpStreamWriter {
+ public:
+  MinidumpMiscInfoWriter();
+  ~MinidumpMiscInfoWriter() {}
+
+  //! \brief Sets the field referenced by #MINIDUMP_MISC1_PROCESS_ID.
+  void SetProcessId(uint32_t process_id);
+
+  //! \brief Sets the fields referenced by #MINIDUMP_MISC1_PROCESS_TIMES.
+  void SetProcessTimes(time_t process_create_time,
+                       uint32_t process_user_time,
+                       uint32_t process_kernel_time);
+
+  //! \brief Sets the fields referenced by #MINIDUMP_MISC1_PROCESSOR_POWER_INFO.
+  void SetProcessorPowerInfo(uint32_t processor_max_mhz,
+                             uint32_t processor_current_mhz,
+                             uint32_t processor_mhz_limit,
+                             uint32_t processor_max_idle_state,
+                             uint32_t processor_current_idle_state);
+
+  //! \brief Sets the field referenced by #MINIDUMP_MISC3_PROCESS_INTEGRITY.
+  void SetProcessIntegrityLevel(uint32_t process_integrity_level);
+
+  //! \brief Sets the field referenced by #MINIDUMP_MISC3_PROCESS_EXECUTE_FLAGS.
+  void SetProcessExecuteFlags(uint32_t process_execute_flags);
+
+  //! \brief Sets the field referenced by #MINIDUMP_MISC3_PROTECTED_PROCESS.
+  void SetProtectedProcess(uint32_t protected_process);
+
+  //! \brief Sets the fields referenced by #MINIDUMP_MISC3_TIMEZONE.
+  void SetTimeZone(uint32_t time_zone_id,
+                   int32_t bias,
+                   const std::string& standard_name,
+                   const SYSTEMTIME& standard_date,
+                   int32_t standard_bias,
+                   const std::string& daylight_name,
+                   const SYSTEMTIME& daylight_date,
+                   int32_t daylight_bias);
+
+  //! \brief Sets the fields referenced by #MINIDUMP_MISC4_BUILDSTRING.
+  void SetBuildString(const std::string& build_string,
+                      const std::string& debug_build_string);
+
+ protected:
+  // MinidumpWritable:
+  virtual bool Freeze() override;
+  virtual size_t SizeOfObject() override;
+  virtual bool WriteObject(FileWriterInterface* file_writer) override;
+  virtual MinidumpStreamType StreamType() const override;
+
+ private:
+  //! \brief Returns the size of the object to be written based on
+  //!     MINIDUMP_MISC_INFO_N::Flags1.
+  //!
+  //! The smallest defined structure type in the MINIDUMP_MISC_INFO family that
+  //! can hold all of the data that has been populated will be used.
+  size_t CalculateSizeOfObjectFromFlags() const;
+
+  MINIDUMP_MISC_INFO_N misc_info_;
+
+  DISALLOW_COPY_AND_ASSIGN(MinidumpMiscInfoWriter);
+};
+
+}  // namespace crashpad
+
+#endif  // CRASHPAD_MINIDUMP_MINIDUMP_MISC_INFO_WRITER_H_