86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
// Copyright 2018 The Crashpad Authors
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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_FUCHSIA_EXCEPTION_SNAPSHOT_FUCHSIA_H_
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#define CRASHPAD_SNAPSHOT_FUCHSIA_EXCEPTION_SNAPSHOT_FUCHSIA_H_
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#include <stdint.h>
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#include <zircon/syscalls/exception.h>
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#include <zircon/types.h>
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#include "build/build_config.h"
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#include "snapshot/cpu_context.h"
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#include "snapshot/exception_snapshot.h"
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#include "util/misc/initialization_state_dcheck.h"
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namespace crashpad {
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class ProcessReaderFuchsia;
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namespace internal {
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//! \brief An ExceptionSnapshot of an exception sustained by a process on a
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//! Fuchsia system.
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class ExceptionSnapshotFuchsia final : public ExceptionSnapshot {
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public:
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ExceptionSnapshotFuchsia();
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ExceptionSnapshotFuchsia(const ExceptionSnapshotFuchsia&) = delete;
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ExceptionSnapshotFuchsia& operator=(const ExceptionSnapshotFuchsia&) = delete;
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~ExceptionSnapshotFuchsia() override;
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//! \brief Initializes the object.
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//!
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//! \param[in] process_reader A ProcessReaderFuchsia for the process that
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//! sustained the exception.
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//! \param[in] thread_id The koid of the thread that sustained the exception.
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//! \param[in] exception_report The `zx_exception_report_t` retrieved from the
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//! thread in the exception state, corresponding to \a thread_id.
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//!
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//! \return `true` if the exception data was initialized, `false` otherwise
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//! with an error logged.
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bool Initialize(ProcessReaderFuchsia* process_reader,
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zx_koid_t thread_id,
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const zx_exception_report_t& exception_report);
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// ExceptionSnapshot:
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const CPUContext* Context() const override;
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uint64_t ThreadID() const override;
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uint32_t Exception() const override;
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uint32_t ExceptionInfo() const override;
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uint64_t ExceptionAddress() const override;
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const std::vector<uint64_t>& Codes() const override;
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std::vector<const MemorySnapshot*> ExtraMemory() const override;
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private:
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#if defined(ARCH_CPU_X86_64)
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CPUContextX86_64 context_arch_;
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#elif defined(ARCH_CPU_ARM64)
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CPUContextARM64 context_arch_;
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#endif
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CPUContext context_;
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std::vector<uint64_t> codes_;
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zx_koid_t thread_id_;
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zx_vaddr_t exception_address_;
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uint32_t exception_;
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uint32_t exception_info_;
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InitializationStateDcheck initialized_;
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};
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} // namespace internal
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} // namespace crashpad
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#endif // CRASHPAD_SNAPSHOT_FUCHSIA_EXCEPTION_SNAPSHOT_FUCHSIA_H_
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