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//===-- MinidumpParser.h -----------------------------------------*- C++-*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_MinidumpParser_h_
#define liblldb_MinidumpParser_h_
#include "MinidumpTypes.h"
#include "lldb/Target/MemoryRegionInfo.h"
#include "lldb/Utility/ArchSpec.h"
#include "lldb/Utility/DataBuffer.h"
#include "lldb/Utility/Status.h"
#include "lldb/Utility/UUID.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/Optional.h"
#include "llvm/ADT/StringRef.h"
// C includes
// C++ includes
#include <cstring>
#include <unordered_map>
namespace lldb_private {
namespace minidump {
// Describes a range of memory captured in the Minidump
struct Range {
lldb::addr_t start; // virtual address of the beginning of the range
// range_ref - absolute pointer to the first byte of the range and size
llvm::ArrayRef<uint8_t> range_ref;
Range(lldb::addr_t start, llvm::ArrayRef<uint8_t> range_ref)
: start(start), range_ref(range_ref) {}
};
class MinidumpParser {
public:
static llvm::Optional<MinidumpParser>
Create(const lldb::DataBufferSP &data_buf_sp);
llvm::ArrayRef<uint8_t> GetData();
llvm::ArrayRef<uint8_t> GetStream(MinidumpStreamType stream_type);
llvm::Optional<std::string> GetMinidumpString(uint32_t rva);
UUID GetModuleUUID(const MinidumpModule* module);
llvm::ArrayRef<MinidumpThread> GetThreads();
llvm::ArrayRef<uint8_t>
GetThreadContext(const MinidumpLocationDescriptor &location);
llvm::ArrayRef<uint8_t> GetThreadContext(const MinidumpThread &td);
llvm::ArrayRef<uint8_t> GetThreadContextWow64(const MinidumpThread &td);
const MinidumpSystemInfo *GetSystemInfo();
ArchSpec GetArchitecture();
const MinidumpMiscInfo *GetMiscInfo();
llvm::Optional<LinuxProcStatus> GetLinuxProcStatus();
llvm::Optional<lldb::pid_t> GetPid();
llvm::ArrayRef<MinidumpModule> GetModuleList();
// There are cases in which there is more than one record in the ModuleList
// for the same module name.(e.g. when the binary has non contiguous segments)
// So this function returns a filtered module list - if it finds records that
// have the same name, it keeps the copy with the lowest load address.
std::vector<const MinidumpModule *> GetFilteredModuleList();
const MinidumpExceptionStream *GetExceptionStream();
llvm::Optional<Range> FindMemoryRange(lldb::addr_t addr);
llvm::ArrayRef<uint8_t> GetMemory(lldb::addr_t addr, size_t size);
MemoryRegionInfo GetMemoryRegionInfo(lldb::addr_t load_addr);
const MemoryRegionInfos &GetMemoryRegions();
// Perform consistency checks and initialize internal data structures
Status Initialize();
static llvm::StringRef GetStreamTypeAsString(uint32_t stream_type);
const llvm::DenseMap<uint32_t, MinidumpLocationDescriptor> &
GetDirectoryMap() const {
return m_directory_map;
}
private:
MinidumpParser(const lldb::DataBufferSP &data_buf_sp);
MemoryRegionInfo FindMemoryRegion(lldb::addr_t load_addr) const;
private:
lldb::DataBufferSP m_data_sp;
llvm::DenseMap<uint32_t, MinidumpLocationDescriptor> m_directory_map;
ArchSpec m_arch;
MemoryRegionInfos m_regions;
bool m_parsed_regions = false;
};
} // end namespace minidump
} // end namespace lldb_private
#endif // liblldb_MinidumpParser_h_
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