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// Copyright 2018 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_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 "base/macros.h"
#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 for the target process.
ModuleSnapshotElf(const std::string& name,
ElfImageReader* elf_reader,
ModuleSnapshot::ModuleType type,
ProcessMemoryRange* process_memory_range);
~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_;
std::unique_ptr<CrashpadInfoReader> crashpad_info_;
ModuleType type_;
InitializationStateDcheck initialized_;
DISALLOW_COPY_AND_ASSIGN(ModuleSnapshotElf);
};
} // namespace internal
} // namespace crashpad
#endif // CRASHPAD_SNAPSHOT_ELF_MODULE_SNAPSHOT_ELF_H_