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third_party/crashpad/crashpad/snapshot/mac/process_snapshot_mac.h

Index: third_party/crashpad/crashpad/snapshot/mac/process_snapshot_mac.h
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+// 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_SNAPSHOT_MAC_PROCESS_SNAPSHOT_MAC_H_
+#define CRASHPAD_SNAPSHOT_MAC_PROCESS_SNAPSHOT_MAC_H_
+
+#include <mach/mach.h>
+#include <sys/time.h>
+#include <unistd.h>
+
+#include <map>
+#include <string>
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/memory/scoped_ptr.h"
+#include "client/crashpad_info.h"
+#include "snapshot/crashpad_info_client_options.h"
+#include "snapshot/exception_snapshot.h"
+#include "snapshot/mac/exception_snapshot_mac.h"
+#include "snapshot/mac/module_snapshot_mac.h"
+#include "snapshot/mac/process_reader.h"
+#include "snapshot/mac/system_snapshot_mac.h"
+#include "snapshot/mac/thread_snapshot_mac.h"
+#include "snapshot/memory_map_region_snapshot.h"
+#include "snapshot/module_snapshot.h"
+#include "snapshot/process_snapshot.h"
+#include "snapshot/system_snapshot.h"
+#include "snapshot/thread_snapshot.h"
+#include "util/mach/mach_extensions.h"
+#include "util/misc/initialization_state_dcheck.h"
+#include "util/misc/uuid.h"
+#include "util/stdlib/pointer_container.h"
+
+namespace crashpad {
+
+//! \brief A ProcessSnapshot of a running (or crashed) process running on a Mac
+//!     OS X system.
+class ProcessSnapshotMac final : public ProcessSnapshot {
+ public:
+  ProcessSnapshotMac();
+  ~ProcessSnapshotMac() override;
+
+  //! \brief Initializes the object.
+  //!
+  //! \param[in] task The task to create a snapshot from.
+  //!
+  //! \return `true` if the snapshot could be created, `false` otherwise with
+  //!     an appropriate message logged.
+  bool Initialize(task_t task);
+
+  //! \brief Initializes the object’s exception.
+  //!
+  //! This populates the data to be returned by Exception(). The parameters may
+  //! be passed directly through from a Mach exception handler.
+  //!
+  //! This method must not be called until after a successful call to
+  //! Initialize().
+  //!
+  //! \return `true` if the exception information could be initialized, `false`
+  //!     otherwise with an appropriate message logged. When this method returns
+  //!     `false`, the ProcessSnapshotMac object’s validity remains unchanged.
+  bool InitializeException(exception_behavior_t behavior,
+                           thread_t exception_thread,
+                           exception_type_t exception,
+                           const mach_exception_data_type_t* code,
+                           mach_msg_type_number_t code_count,
+                           thread_state_flavor_t flavor,
+                           ConstThreadState state,
+                           mach_msg_type_number_t state_count);
+
+  //! \brief Sets the value to be returned by ReportID().
+  //!
+  //! On Mac OS X, the crash report ID is under the control of the snapshot
+  //! producer, which may call this method to set the report ID. If this is not
+  //! done, ReportID() will return an identifier consisting entirely of zeroes.
+  void SetReportID(const UUID& report_id) { report_id_ = report_id; }
+
+  //! \brief Sets the value to be returned by ClientID().
+  //!
+  //! On Mac OS X, the client ID is under the control of the snapshot producer,
+  //! which may call this method to set the client ID. If this is not done,
+  //! ClientID() will return an identifier consisting entirely of zeroes.
+  void SetClientID(const UUID& client_id) { client_id_ = client_id; }
+
+  //! \brief Sets the value to be returned by AnnotationsSimpleMap().
+  //!
+  //! On Mac OS X, all process annotations are under the control of the snapshot
+  //! producer, which may call this method to establish these annotations.
+  //! Contrast this with module annotations, which are under the control of the
+  //! process being snapshotted.
+  void SetAnnotationsSimpleMap(
+      const std::map<std::string, std::string>& annotations_simple_map) {
+    annotations_simple_map_ = annotations_simple_map;
+  }
+
+  //! \brief Returns options from CrashpadInfo structures found in modules in
+  //!     the process.
+  //!
+  //! \param[out] options Options set in CrashpadInfo structures in modules in
+  //!     the process.
+  void GetCrashpadOptions(CrashpadInfoClientOptions* options);
+
+  // ProcessSnapshot:
+
+  pid_t ProcessID() const override;
+  pid_t ParentProcessID() const override;
+  void SnapshotTime(timeval* snapshot_time) const override;
+  void ProcessStartTime(timeval* start_time) const override;
+  void ProcessCPUTimes(timeval* user_time, timeval* system_time) const override;
+  void ReportID(UUID* report_id) const override;
+  void ClientID(UUID* client_id) const override;
+  const std::map<std::string, std::string>& AnnotationsSimpleMap()
+      const override;
+  const SystemSnapshot* System() const override;
+  std::vector<const ThreadSnapshot*> Threads() const override;
+  std::vector<const ModuleSnapshot*> Modules() const override;
+  const ExceptionSnapshot* Exception() const override;
+  std::vector<const MemoryMapRegionSnapshot*> MemoryMap() const override;
+  std::vector<HandleSnapshot> Handles() const override;
+  std::vector<const MemorySnapshot*> ExtraMemory() const override;
+
+ private:
+  // Initializes threads_ on behalf of Initialize().
+  void InitializeThreads();
+
+  // Initializes modules_ on behalf of Initialize().
+  void InitializeModules();
+
+  internal::SystemSnapshotMac system_;
+  PointerVector<internal::ThreadSnapshotMac> threads_;
+  PointerVector<internal::ModuleSnapshotMac> modules_;
+  scoped_ptr<internal::ExceptionSnapshotMac> exception_;
+  ProcessReader process_reader_;
+  UUID report_id_;
+  UUID client_id_;
+  std::map<std::string, std::string> annotations_simple_map_;
+  timeval snapshot_time_;
+  InitializationStateDcheck initialized_;
+
+  DISALLOW_COPY_AND_ASSIGN(ProcessSnapshotMac);
+};
+
+}  // namespace crashpad
+
+#endif  // CRASHPAD_SNAPSHOT_MAC_PROCESS_SNAPSHOT_MAC_H_