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108 lines
3.9 KiB
C++
108 lines
3.9 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_SNAPSHOT_MAC_PROCESS_SNAPSHOT_MAC_H_
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#define CRASHPAD_SNAPSHOT_MAC_PROCESS_SNAPSHOT_MAC_H_
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#include <mach/mach.h>
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#include <sys/time.h>
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#include <unistd.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 "snapshot/exception_snapshot.h"
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#include "snapshot/mac/exception_snapshot_mac.h"
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#include "snapshot/mac/module_snapshot_mac.h"
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#include "snapshot/mac/process_reader.h"
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#include "snapshot/mac/system_snapshot_mac.h"
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#include "snapshot/mac/thread_snapshot_mac.h"
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#include "snapshot/module_snapshot.h"
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#include "snapshot/process_snapshot.h"
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#include "snapshot/system_snapshot.h"
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#include "snapshot/thread_snapshot.h"
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#include "util/misc/initialization_state_dcheck.h"
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#include "util/stdlib/pointer_container.h"
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namespace crashpad {
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//! \brief A ProcessSnapshot of a running (or crashed) process running on a Mac
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//! OS X system.
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class ProcessSnapshotMac final : public ProcessSnapshot {
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public:
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ProcessSnapshotMac();
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~ProcessSnapshotMac() override;
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//! \brief Initializes the object.
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//!
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//! \param[in] task The task to create a snapshot from.
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//!
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//! \return `true` if the snapshot could be created, `false` otherwise with
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//! an appropriate message logged.
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bool Initialize(task_t task);
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//! \brief Initializes the object’s exception.
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//!
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//! This populates the data to be returned by Exception(). The parameters may
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//! be passed directly through from a Mach exception handler.
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//!
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//! This method must not be called until after a successful call to
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//! Initialize().
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//!
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//! \return `true` if the exception information could be initialized, `false`
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//! otherwise with an appropriate message logged. When this method returns
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//! `false`, the ProcessSnapshotMac object’s validity remains unchanged.
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bool InitializeException(thread_t exception_thread,
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exception_type_t exception,
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const mach_exception_data_type_t* code,
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mach_msg_type_number_t code_count,
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thread_state_flavor_t flavor,
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const natural_t* state,
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mach_msg_type_number_t state_count);
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// ProcessSnapshot:
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pid_t ProcessID() const override;
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pid_t ParentProcessID() const override;
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void SnapshotTime(timeval* snapshot_time) const override;
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void ProcessStartTime(timeval* start_time) const override;
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void ProcessCPUTimes(timeval* user_time, timeval* system_time) const override;
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const SystemSnapshot* System() const override;
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std::vector<const ThreadSnapshot*> Threads() const override;
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std::vector<const ModuleSnapshot*> Modules() const override;
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const ExceptionSnapshot* Exception() const override;
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private:
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// Initializes threads_ on behalf of Initialize().
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void InitializeThreads();
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// Initializes modules_ on behalf of Initialize().
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void InitializeModules();
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internal::SystemSnapshotMac system_;
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PointerVector<internal::ThreadSnapshotMac> threads_;
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PointerVector<internal::ModuleSnapshotMac> modules_;
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scoped_ptr<internal::ExceptionSnapshotMac> exception_;
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ProcessReader process_reader_;
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timeval snapshot_time_;
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InitializationStateDcheck initialized_;
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DISALLOW_COPY_AND_ASSIGN(ProcessSnapshotMac);
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};
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} // namespace crashpad
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#endif // CRASHPAD_SNAPSHOT_MAC_PROCESS_SNAPSHOT_MAC_H_
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