| // Copyright 2017 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_LINUX_THREAD_SNAPSHOT_LINUX_H_ |
| #define CRASHPAD_SNAPSHOT_LINUX_THREAD_SNAPSHOT_LINUX_H_ |
| |
| #include <stdint.h> |
| |
| #include "base/macros.h" |
| #include "build/build_config.h" |
| #include "snapshot/cpu_context.h" |
| #include "snapshot/linux/process_reader_linux.h" |
| #include "snapshot/memory_snapshot.h" |
| #include "snapshot/memory_snapshot_generic.h" |
| #include "snapshot/thread_snapshot.h" |
| #include "util/misc/initialization_state_dcheck.h" |
| |
| namespace crashpad { |
| namespace internal { |
| |
| //! \brief A ThreadSnapshot of a thread on a Linux system. |
| class ThreadSnapshotLinux final : public ThreadSnapshot { |
| public: |
| ThreadSnapshotLinux(); |
| ~ThreadSnapshotLinux() override; |
| |
| //! \brief Initializes the object. |
| //! |
| //! \param[in] process_reader A ProcessReaderLinux for the process containing |
| //! the thread. |
| //! \param[in] thread The thread within the ProcessReaderLinux for |
| //! which the snapshot should be created. |
| //! |
| //! \return `true` if the snapshot could be created, `false` otherwise with |
| //! a message logged. |
| bool Initialize(ProcessReaderLinux* process_reader, |
| const ProcessReaderLinux::Thread& thread); |
| |
| // ThreadSnapshot: |
| |
| const CPUContext* Context() const override; |
| const MemorySnapshot* Stack() const override; |
| uint64_t ThreadID() const override; |
| int SuspendCount() const override; |
| int Priority() const override; |
| uint64_t ThreadSpecificDataAddress() const override; |
| std::vector<const MemorySnapshot*> ExtraMemory() const override; |
| |
| private: |
| union { |
| #if defined(ARCH_CPU_X86_FAMILY) |
| CPUContextX86 x86; |
| CPUContextX86_64 x86_64; |
| #elif defined(ARCH_CPU_ARM_FAMILY) |
| CPUContextARM arm; |
| CPUContextARM64 arm64; |
| #elif defined(ARCH_CPU_MIPS_FAMILY) |
| CPUContextMIPS mipsel; |
| CPUContextMIPS64 mips64; |
| #else |
| #error Port. |
| #endif // ARCH_CPU_X86_FAMILY |
| } context_union_; |
| CPUContext context_; |
| MemorySnapshotGeneric stack_; |
| LinuxVMAddress thread_specific_data_address_; |
| pid_t thread_id_; |
| int priority_; |
| InitializationStateDcheck initialized_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ThreadSnapshotLinux); |
| }; |
| |
| } // namespace internal |
| } // namespace crashpad |
| |
| #endif // CRASHPAD_SNAPSHOT_LINUX_THREAD_SNAPSHOT_LINUX_H_ |