handler: Write crash reports to a crash report database

handler/mac/crash_report_exception_handler.h

Index: handler/mac/crash_report_exception_handler.h
diff --git a/handler/mac/crash_report_exception_handler.h b/handler/mac/crash_report_exception_handler.h
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+// Copyright 2015 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_HANDLER_MAC_CRASH_REPORT_EXCEPTION_HANDLER_H_
+#define CRASHPAD_HANDLER_MAC_CRASH_REPORT_EXCEPTION_HANDLER_H_
+
+#include <mach/mach.h>
+
+#include "base/basictypes.h"
+#include "client/crash_report_database.h"
+#include "util/mach/exc_server_variants.h"
+
+namespace crashpad {
+
+//! \brief An exception handler that writes crash reports for exception messages
+//!     to a CrashReportDatabase.
+class CrashReportExceptionHandler : public UniversalMachExcServer::Interface {
+ public:
+  //! \brief Creates a new object that will store crash reports in \a database.
+  //!
+  //! \param[in] database The database to store crash reports in. Weak.
+  explicit CrashReportExceptionHandler(CrashReportDatabase* database);
+
+  ~CrashReportExceptionHandler();
+
+  // UniversalMachExcServer::Interface:
+
+  //! \brief Processes an exception message by writing a crash report to this
+  //!     object’s CrashReportDatabase.
+  kern_return_t CatchMachException(
+      exception_behavior_t behavior,
+      exception_handler_t exception_port,
+      thread_t thread,
+      task_t task,
+      exception_type_t exception,
+      const mach_exception_data_type_t* code,
+      mach_msg_type_number_t code_count,
+      thread_state_flavor_t* flavor,
+      const natural_t* old_state,
+      mach_msg_type_number_t old_state_count,
+      thread_state_t new_state,
+      mach_msg_type_number_t* new_state_count,
+      const mach_msg_trailer_t* trailer,
+      bool* destroy_complex_request) override;
+
+ private:
+  CrashReportDatabase* database_;  // weak
+
+  DISALLOW_COPY_AND_ASSIGN(CrashReportExceptionHandler);
+};
+
+}  // namespace crashpad
+
+#endif  // CRASHPAD_HANDLER_MAC_CRASH_REPORT_EXCEPTION_HANDLER_H_