llvm/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp

//===-- GDBRemoteCommunicationServerCommon.cpp ----------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "GDBRemoteCommunicationServerCommon.h"

#include <cerrno>

#ifdef __APPLE__
#include <TargetConditionals.h>
#endif

#include <chrono>
#include <cstring>
#include <optional>

#include "lldb/Core/ModuleSpec.h"
#include "lldb/Host/Config.h"
#include "lldb/Host/File.h"
#include "lldb/Host/FileAction.h"
#include "lldb/Host/FileSystem.h"
#include "lldb/Host/Host.h"
#include "lldb/Host/HostInfo.h"
#include "lldb/Host/SafeMachO.h"
#include "lldb/Interpreter/OptionArgParser.h"
#include "lldb/Symbol/ObjectFile.h"
#include "lldb/Target/Platform.h"
#include "lldb/Utility/Endian.h"
#include "lldb/Utility/GDBRemote.h"
#include "lldb/Utility/LLDBLog.h"
#include "lldb/Utility/Log.h"
#include "lldb/Utility/StreamString.h"
#include "lldb/Utility/StructuredData.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/Support/JSON.h"
#include "llvm/TargetParser/Triple.h"

#include "ProcessGDBRemoteLog.h"
#include "lldb/Utility/StringExtractorGDBRemote.h"

#ifdef __ANDROID__
#include "lldb/Host/android/HostInfoAndroid.h"
#include "lldb/Host/common/ZipFileResolver.h"
#endif

usingnamespacelldb;
usingnamespacelldb_private::process_gdb_remote;
usingnamespacelldb_private;

#ifdef __ANDROID__
const static uint32_t g_default_packet_timeout_sec = 20; // seconds
#else
const static uint32_t g_default_packet_timeout_sec = …; // not specified
#endif

// GDBRemoteCommunicationServerCommon constructor
GDBRemoteCommunicationServerCommon::GDBRemoteCommunicationServerCommon()
    : … { … }

// Destructor
GDBRemoteCommunicationServerCommon::~GDBRemoteCommunicationServerCommon() =
    default;

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qHostInfo(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qProcessInfoPID(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qfProcessInfo(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qsProcessInfo(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qUserName(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qGroupName(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qSpeedTest(
    StringExtractorGDBRemote &packet) { … }

static GDBErrno system_errno_to_gdb(int err) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_Open(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_Close(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_pRead(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_pWrite(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_Size(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_Mode(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_Exists(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_symlink(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_unlink(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qPlatform_shell(
    StringExtractorGDBRemote &packet) { … }

template <typename T, typename U>
static void fill_clamp(T &dest, U src, typename T::value_type fallback) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_FStat(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_Stat(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_vFile_MD5(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qPlatform_mkdir(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qPlatform_chmod(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qSupported(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_QSetDetachOnError(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_QStartNoAckMode(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_QSetSTDIN(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_QSetSTDOUT(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_QSetSTDERR(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qLaunchSuccess(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_QEnvironment(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_QEnvironmentHexEncoded(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_QLaunchArch(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_A(StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qEcho(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_qModuleInfo(
    StringExtractorGDBRemote &packet) { … }

GDBRemoteCommunication::PacketResult
GDBRemoteCommunicationServerCommon::Handle_jModulesInfo(
    StringExtractorGDBRemote &packet) { … }

void GDBRemoteCommunicationServerCommon::CreateProcessInfoResponse(
    const ProcessInstanceInfo &proc_info, StreamString &response) { … }

void GDBRemoteCommunicationServerCommon::
    CreateProcessInfoResponse_DebugServerStyle(
        const ProcessInstanceInfo &proc_info, StreamString &response) { … }

FileSpec GDBRemoteCommunicationServerCommon::FindModuleFile(
    const std::string &module_path, const ArchSpec &arch) { … }

ModuleSpec
GDBRemoteCommunicationServerCommon::GetModuleInfo(llvm::StringRef module_path,
                                                  llvm::StringRef triple) { … }

std::vector<std::string> GDBRemoteCommunicationServerCommon::HandleFeatures(
    const llvm::ArrayRef<llvm::StringRef> client_features) { … }