| // Copyright 2018 The Crashpad Authors |
| // |
| // 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_ELF_MODULE_SNAPSHOT_ELF_H_ |
| #define CRASHPAD_SNAPSHOT_ELF_MODULE_SNAPSHOT_ELF_H_ |
| |
| #include <stdint.h> |
| #include <sys/types.h> |
| |
| #include <map> |
| #include <string> |
| #include <vector> |
| |
| #include "client/crashpad_info.h" |
| #include "snapshot/crashpad_info_client_options.h" |
| #include "snapshot/crashpad_types/crashpad_info_reader.h" |
| #include "snapshot/elf/elf_image_reader.h" |
| #include "snapshot/module_snapshot.h" |
| #include "util/misc/initialization_state_dcheck.h" |
| |
| namespace crashpad { |
| |
| namespace internal { |
| |
| //! \brief A ModuleSnapshot of a code module (binary image) loaded into a |
| //! running (or crashed) process on a system that uses ELF modules. |
| class ModuleSnapshotElf final : public ModuleSnapshot { |
| public: |
| //! \param[in] name The pathname used to load the module from disk. |
| //! \param[in] elf_reader An image reader for the module. |
| //! \param[in] type The module's type. |
| //! \param[in] process_memory_range A memory reader giving protected access |
| //! to the target process. |
| //! \param[in] process_memory A memory reader for the target process which can |
| //! be used to initialize a MemorySnapshot. |
| ModuleSnapshotElf(const std::string& name, |
| ElfImageReader* elf_reader, |
| ModuleSnapshot::ModuleType type, |
| ProcessMemoryRange* process_memory_range, |
| const ProcessMemory* process_memory); |
| |
| ModuleSnapshotElf(const ModuleSnapshotElf&) = delete; |
| ModuleSnapshotElf& operator=(const ModuleSnapshotElf&) = delete; |
| |
| ~ModuleSnapshotElf() override; |
| |
| //! \brief Initializes the object. |
| //! |
| //! \return `true` if the snapshot could be created, `false` otherwise with |
| //! an appropriate message logged. |
| bool Initialize(); |
| |
| //! \brief Returns options from the module’s CrashpadInfo structure. |
| //! |
| //! \param[out] options Options set in the module’s CrashpadInfo structure. |
| //! \return `true` if there were options returned. Otherwise `false`. |
| bool GetCrashpadOptions(CrashpadInfoClientOptions* options); |
| |
| // ModuleSnapshot: |
| |
| std::string Name() const override; |
| uint64_t Address() const override; |
| uint64_t Size() const override; |
| time_t Timestamp() const override; |
| void FileVersion(uint16_t* version_0, |
| uint16_t* version_1, |
| uint16_t* version_2, |
| uint16_t* version_3) const override; |
| void SourceVersion(uint16_t* version_0, |
| uint16_t* version_1, |
| uint16_t* version_2, |
| uint16_t* version_3) const override; |
| ModuleType GetModuleType() const override; |
| void UUIDAndAge(crashpad::UUID* uuid, uint32_t* age) const override; |
| std::string DebugFileName() const override; |
| std::vector<uint8_t> BuildID() const override; |
| std::vector<std::string> AnnotationsVector() const override; |
| std::map<std::string, std::string> AnnotationsSimpleMap() const override; |
| std::vector<AnnotationSnapshot> AnnotationObjects() const override; |
| std::set<CheckedRange<uint64_t>> ExtraMemoryRanges() const override; |
| std::vector<const UserMinidumpStream*> CustomMinidumpStreams() const override; |
| |
| private: |
| std::string name_; |
| ElfImageReader* elf_reader_; |
| ProcessMemoryRange* process_memory_range_; |
| const ProcessMemory* process_memory_; |
| std::unique_ptr<CrashpadInfoReader> crashpad_info_; |
| ModuleType type_; |
| InitializationStateDcheck initialized_; |
| // Too const-y: https://crashpad.chromium.org/bug/9. |
| mutable std::vector<std::unique_ptr<const UserMinidumpStream>> streams_; |
| }; |
| |
| } // namespace internal |
| } // namespace crashpad |
| |
| #endif // CRASHPAD_SNAPSHOT_ELF_MODULE_SNAPSHOT_ELF_H_ |