diff options
Diffstat (limited to 'source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp')
| -rw-r--r-- | source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp | 1313 |
1 files changed, 0 insertions, 1313 deletions
diff --git a/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp b/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp deleted file mode 100644 index 37980d914dc2..000000000000 --- a/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp +++ /dev/null @@ -1,1313 +0,0 @@ -//===-- GDBRemoteCommunicationServerCommon.cpp ------------------*- C++ -*-===// -// -// 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 <errno.h> - -#ifdef __APPLE__ -#include <TargetConditionals.h> -#endif - -#include <chrono> -#include <cstring> - -#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/Log.h" -#include "lldb/Utility/StreamString.h" -#include "lldb/Utility/StructuredData.h" -#include "llvm/ADT/StringSwitch.h" -#include "llvm/ADT/Triple.h" -#include "llvm/Support/JSON.h" - -#include "ProcessGDBRemoteLog.h" -#include "lldb/Utility/StringExtractorGDBRemote.h" - -#ifdef __ANDROID__ -#include "lldb/Host/android/HostInfoAndroid.h" -#endif - - -using namespace lldb; -using namespace lldb_private::process_gdb_remote; -using namespace lldb_private; - -#ifdef __ANDROID__ -const static uint32_t g_default_packet_timeout_sec = 20; // seconds -#else -const static uint32_t g_default_packet_timeout_sec = 0; // not specified -#endif - -// GDBRemoteCommunicationServerCommon constructor -GDBRemoteCommunicationServerCommon::GDBRemoteCommunicationServerCommon( - const char *comm_name, const char *listener_name) - : GDBRemoteCommunicationServer(comm_name, listener_name), - m_process_launch_info(), m_process_launch_error(), m_proc_infos(), - m_proc_infos_index(0), m_thread_suffix_supported(false), - m_list_threads_in_stop_reply(false) { - RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_A, - &GDBRemoteCommunicationServerCommon::Handle_A); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_QEnvironment, - &GDBRemoteCommunicationServerCommon::Handle_QEnvironment); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_QEnvironmentHexEncoded, - &GDBRemoteCommunicationServerCommon::Handle_QEnvironmentHexEncoded); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qfProcessInfo, - &GDBRemoteCommunicationServerCommon::Handle_qfProcessInfo); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qGroupName, - &GDBRemoteCommunicationServerCommon::Handle_qGroupName); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qHostInfo, - &GDBRemoteCommunicationServerCommon::Handle_qHostInfo); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_QLaunchArch, - &GDBRemoteCommunicationServerCommon::Handle_QLaunchArch); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qLaunchSuccess, - &GDBRemoteCommunicationServerCommon::Handle_qLaunchSuccess); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_QListThreadsInStopReply, - &GDBRemoteCommunicationServerCommon::Handle_QListThreadsInStopReply); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qEcho, - &GDBRemoteCommunicationServerCommon::Handle_qEcho); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qModuleInfo, - &GDBRemoteCommunicationServerCommon::Handle_qModuleInfo); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_jModulesInfo, - &GDBRemoteCommunicationServerCommon::Handle_jModulesInfo); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qPlatform_chmod, - &GDBRemoteCommunicationServerCommon::Handle_qPlatform_chmod); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qPlatform_mkdir, - &GDBRemoteCommunicationServerCommon::Handle_qPlatform_mkdir); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qPlatform_shell, - &GDBRemoteCommunicationServerCommon::Handle_qPlatform_shell); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qProcessInfoPID, - &GDBRemoteCommunicationServerCommon::Handle_qProcessInfoPID); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_QSetDetachOnError, - &GDBRemoteCommunicationServerCommon::Handle_QSetDetachOnError); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_QSetSTDERR, - &GDBRemoteCommunicationServerCommon::Handle_QSetSTDERR); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_QSetSTDIN, - &GDBRemoteCommunicationServerCommon::Handle_QSetSTDIN); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_QSetSTDOUT, - &GDBRemoteCommunicationServerCommon::Handle_QSetSTDOUT); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qSpeedTest, - &GDBRemoteCommunicationServerCommon::Handle_qSpeedTest); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qsProcessInfo, - &GDBRemoteCommunicationServerCommon::Handle_qsProcessInfo); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_QStartNoAckMode, - &GDBRemoteCommunicationServerCommon::Handle_QStartNoAckMode); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qSupported, - &GDBRemoteCommunicationServerCommon::Handle_qSupported); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_QThreadSuffixSupported, - &GDBRemoteCommunicationServerCommon::Handle_QThreadSuffixSupported); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_qUserName, - &GDBRemoteCommunicationServerCommon::Handle_qUserName); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_close, - &GDBRemoteCommunicationServerCommon::Handle_vFile_Close); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_exists, - &GDBRemoteCommunicationServerCommon::Handle_vFile_Exists); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_md5, - &GDBRemoteCommunicationServerCommon::Handle_vFile_MD5); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_mode, - &GDBRemoteCommunicationServerCommon::Handle_vFile_Mode); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_open, - &GDBRemoteCommunicationServerCommon::Handle_vFile_Open); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_pread, - &GDBRemoteCommunicationServerCommon::Handle_vFile_pRead); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_pwrite, - &GDBRemoteCommunicationServerCommon::Handle_vFile_pWrite); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_size, - &GDBRemoteCommunicationServerCommon::Handle_vFile_Size); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_stat, - &GDBRemoteCommunicationServerCommon::Handle_vFile_Stat); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_symlink, - &GDBRemoteCommunicationServerCommon::Handle_vFile_symlink); - RegisterMemberFunctionHandler( - StringExtractorGDBRemote::eServerPacketType_vFile_unlink, - &GDBRemoteCommunicationServerCommon::Handle_vFile_unlink); -} - -// Destructor -GDBRemoteCommunicationServerCommon::~GDBRemoteCommunicationServerCommon() {} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qHostInfo( - StringExtractorGDBRemote &packet) { - StreamString response; - - // $cputype:16777223;cpusubtype:3;ostype:Darwin;vendor:apple;endian:little;ptrsize:8;#00 - - ArchSpec host_arch(HostInfo::GetArchitecture()); - const llvm::Triple &host_triple = host_arch.GetTriple(); - response.PutCString("triple:"); - response.PutStringAsRawHex8(host_triple.getTriple()); - response.Printf(";ptrsize:%u;", host_arch.GetAddressByteSize()); - - const char *distribution_id = host_arch.GetDistributionId().AsCString(); - if (distribution_id) { - response.PutCString("distribution_id:"); - response.PutStringAsRawHex8(distribution_id); - response.PutCString(";"); - } - -#if defined(__APPLE__) - // For parity with debugserver, we'll include the vendor key. - response.PutCString("vendor:apple;"); - - // Send out MachO info. - uint32_t cpu = host_arch.GetMachOCPUType(); - uint32_t sub = host_arch.GetMachOCPUSubType(); - if (cpu != LLDB_INVALID_CPUTYPE) - response.Printf("cputype:%u;", cpu); - if (sub != LLDB_INVALID_CPUTYPE) - response.Printf("cpusubtype:%u;", sub); - - if (cpu == llvm::MachO::CPU_TYPE_ARM || cpu == llvm::MachO::CPU_TYPE_ARM64) { -// Indicate the OS type. -#if defined(TARGET_OS_TV) && TARGET_OS_TV == 1 - response.PutCString("ostype:tvos;"); -#elif defined(TARGET_OS_WATCH) && TARGET_OS_WATCH == 1 - response.PutCString("ostype:watchos;"); -#elif defined(TARGET_OS_BRIDGE) && TARGET_OS_BRIDGE == 1 - response.PutCString("ostype:bridgeos;"); -#else - response.PutCString("ostype:ios;"); -#endif - - // On arm, we use "synchronous" watchpoints which means the exception is - // delivered before the instruction executes. - response.PutCString("watchpoint_exceptions_received:before;"); - } else { - response.PutCString("ostype:macosx;"); - response.Printf("watchpoint_exceptions_received:after;"); - } - -#else - if (host_arch.GetMachine() == llvm::Triple::aarch64 || - host_arch.GetMachine() == llvm::Triple::aarch64_32 || - host_arch.GetMachine() == llvm::Triple::aarch64_be || - host_arch.GetMachine() == llvm::Triple::arm || - host_arch.GetMachine() == llvm::Triple::armeb || host_arch.IsMIPS()) - response.Printf("watchpoint_exceptions_received:before;"); - else - response.Printf("watchpoint_exceptions_received:after;"); -#endif - - switch (endian::InlHostByteOrder()) { - case eByteOrderBig: - response.PutCString("endian:big;"); - break; - case eByteOrderLittle: - response.PutCString("endian:little;"); - break; - case eByteOrderPDP: - response.PutCString("endian:pdp;"); - break; - default: - response.PutCString("endian:unknown;"); - break; - } - - llvm::VersionTuple version = HostInfo::GetOSVersion(); - if (!version.empty()) { - response.Format("os_version:{0}", version.getAsString()); - response.PutChar(';'); - } - -#if defined(__APPLE__) - llvm::VersionTuple maccatalyst_version = HostInfo::GetMacCatalystVersion(); - if (!maccatalyst_version.empty()) { - response.Format("maccatalyst_version:{0}", - maccatalyst_version.getAsString()); - response.PutChar(';'); - } -#endif - - std::string s; - if (HostInfo::GetOSBuildString(s)) { - response.PutCString("os_build:"); - response.PutStringAsRawHex8(s); - response.PutChar(';'); - } - if (HostInfo::GetOSKernelDescription(s)) { - response.PutCString("os_kernel:"); - response.PutStringAsRawHex8(s); - response.PutChar(';'); - } - -#if defined(__APPLE__) - -#if defined(__arm__) || defined(__arm64__) || defined(__aarch64__) - // For iOS devices, we are connected through a USB Mux so we never pretend to - // actually have a hostname as far as the remote lldb that is connecting to - // this lldb-platform is concerned - response.PutCString("hostname:"); - response.PutStringAsRawHex8("127.0.0.1"); - response.PutChar(';'); -#else // #if defined(__arm__) || defined(__arm64__) || defined(__aarch64__) - if (HostInfo::GetHostname(s)) { - response.PutCString("hostname:"); - response.PutStringAsRawHex8(s); - response.PutChar(';'); - } -#endif // #if defined(__arm__) || defined(__arm64__) || defined(__aarch64__) - -#else // #if defined(__APPLE__) - if (HostInfo::GetHostname(s)) { - response.PutCString("hostname:"); - response.PutStringAsRawHex8(s); - response.PutChar(';'); - } -#endif // #if defined(__APPLE__) - - if (g_default_packet_timeout_sec > 0) - response.Printf("default_packet_timeout:%u;", g_default_packet_timeout_sec); - - return SendPacketNoLock(response.GetString()); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qProcessInfoPID( - StringExtractorGDBRemote &packet) { - // Packet format: "qProcessInfoPID:%i" where %i is the pid - packet.SetFilePos(::strlen("qProcessInfoPID:")); - lldb::pid_t pid = packet.GetU32(LLDB_INVALID_PROCESS_ID); - if (pid != LLDB_INVALID_PROCESS_ID) { - ProcessInstanceInfo proc_info; - if (Host::GetProcessInfo(pid, proc_info)) { - StreamString response; - CreateProcessInfoResponse(proc_info, response); - return SendPacketNoLock(response.GetString()); - } - } - return SendErrorResponse(1); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qfProcessInfo( - StringExtractorGDBRemote &packet) { - m_proc_infos_index = 0; - m_proc_infos.Clear(); - - ProcessInstanceInfoMatch match_info; - packet.SetFilePos(::strlen("qfProcessInfo")); - if (packet.GetChar() == ':') { - llvm::StringRef key; - llvm::StringRef value; - while (packet.GetNameColonValue(key, value)) { - bool success = true; - if (key.equals("name")) { - StringExtractor extractor(value); - std::string file; - extractor.GetHexByteString(file); - match_info.GetProcessInfo().GetExecutableFile().SetFile( - file, FileSpec::Style::native); - } else if (key.equals("name_match")) { - NameMatch name_match = llvm::StringSwitch<NameMatch>(value) - .Case("equals", NameMatch::Equals) - .Case("starts_with", NameMatch::StartsWith) - .Case("ends_with", NameMatch::EndsWith) - .Case("contains", NameMatch::Contains) - .Case("regex", NameMatch::RegularExpression) - .Default(NameMatch::Ignore); - match_info.SetNameMatchType(name_match); - if (name_match == NameMatch::Ignore) - return SendErrorResponse(2); - } else if (key.equals("pid")) { - lldb::pid_t pid = LLDB_INVALID_PROCESS_ID; - if (value.getAsInteger(0, pid)) - return SendErrorResponse(2); - match_info.GetProcessInfo().SetProcessID(pid); - } else if (key.equals("parent_pid")) { - lldb::pid_t pid = LLDB_INVALID_PROCESS_ID; - if (value.getAsInteger(0, pid)) - return SendErrorResponse(2); - match_info.GetProcessInfo().SetParentProcessID(pid); - } else if (key.equals("uid")) { - uint32_t uid = UINT32_MAX; - if (value.getAsInteger(0, uid)) - return SendErrorResponse(2); - match_info.GetProcessInfo().SetUserID(uid); - } else if (key.equals("gid")) { - uint32_t gid = UINT32_MAX; - if (value.getAsInteger(0, gid)) - return SendErrorResponse(2); - match_info.GetProcessInfo().SetGroupID(gid); - } else if (key.equals("euid")) { - uint32_t uid = UINT32_MAX; - if (value.getAsInteger(0, uid)) - return SendErrorResponse(2); - match_info.GetProcessInfo().SetEffectiveUserID(uid); - } else if (key.equals("egid")) { - uint32_t gid = UINT32_MAX; - if (value.getAsInteger(0, gid)) - return SendErrorResponse(2); - match_info.GetProcessInfo().SetEffectiveGroupID(gid); - } else if (key.equals("all_users")) { - match_info.SetMatchAllUsers( - OptionArgParser::ToBoolean(value, false, &success)); - } else if (key.equals("triple")) { - match_info.GetProcessInfo().GetArchitecture() = - HostInfo::GetAugmentedArchSpec(value); - } else { - success = false; - } - - if (!success) - return SendErrorResponse(2); - } - } - - if (Host::FindProcesses(match_info, m_proc_infos)) { - // We found something, return the first item by calling the get subsequent - // process info packet handler... - return Handle_qsProcessInfo(packet); - } - return SendErrorResponse(3); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qsProcessInfo( - StringExtractorGDBRemote &packet) { - if (m_proc_infos_index < m_proc_infos.GetSize()) { - StreamString response; - CreateProcessInfoResponse( - m_proc_infos.GetProcessInfoAtIndex(m_proc_infos_index), response); - ++m_proc_infos_index; - return SendPacketNoLock(response.GetString()); - } - return SendErrorResponse(4); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qUserName( - StringExtractorGDBRemote &packet) { -#if !defined(LLDB_DISABLE_POSIX) - Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PROCESS)); - LLDB_LOGF(log, "GDBRemoteCommunicationServerCommon::%s begin", __FUNCTION__); - - // Packet format: "qUserName:%i" where %i is the uid - packet.SetFilePos(::strlen("qUserName:")); - uint32_t uid = packet.GetU32(UINT32_MAX); - if (uid != UINT32_MAX) { - if (llvm::Optional<llvm::StringRef> name = - HostInfo::GetUserIDResolver().GetUserName(uid)) { - StreamString response; - response.PutStringAsRawHex8(*name); - return SendPacketNoLock(response.GetString()); - } - } - LLDB_LOGF(log, "GDBRemoteCommunicationServerCommon::%s end", __FUNCTION__); -#endif - return SendErrorResponse(5); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qGroupName( - StringExtractorGDBRemote &packet) { -#if !defined(LLDB_DISABLE_POSIX) - // Packet format: "qGroupName:%i" where %i is the gid - packet.SetFilePos(::strlen("qGroupName:")); - uint32_t gid = packet.GetU32(UINT32_MAX); - if (gid != UINT32_MAX) { - if (llvm::Optional<llvm::StringRef> name = - HostInfo::GetUserIDResolver().GetGroupName(gid)) { - StreamString response; - response.PutStringAsRawHex8(*name); - return SendPacketNoLock(response.GetString()); - } - } -#endif - return SendErrorResponse(6); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qSpeedTest( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("qSpeedTest:")); - - llvm::StringRef key; - llvm::StringRef value; - bool success = packet.GetNameColonValue(key, value); - if (success && key.equals("response_size")) { - uint32_t response_size = 0; - if (!value.getAsInteger(0, response_size)) { - if (response_size == 0) - return SendOKResponse(); - StreamString response; - uint32_t bytes_left = response_size; - response.PutCString("data:"); - while (bytes_left > 0) { - if (bytes_left >= 26) { - response.PutCString("ABCDEFGHIJKLMNOPQRSTUVWXYZ"); - bytes_left -= 26; - } else { - response.Printf("%*.*s;", bytes_left, bytes_left, - "ABCDEFGHIJKLMNOPQRSTUVWXYZ"); - bytes_left = 0; - } - } - return SendPacketNoLock(response.GetString()); - } - } - return SendErrorResponse(7); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_Open( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("vFile:open:")); - std::string path; - packet.GetHexByteStringTerminatedBy(path, ','); - if (!path.empty()) { - if (packet.GetChar() == ',') { - // FIXME - // The flag values for OpenOptions do not match the values used by GDB - // * https://sourceware.org/gdb/onlinedocs/gdb/Open-Flags.html#Open-Flags - // * rdar://problem/46788934 - auto flags = File::OpenOptions(packet.GetHexMaxU32(false, 0)); - if (packet.GetChar() == ',') { - mode_t mode = packet.GetHexMaxU32(false, 0600); - FileSpec path_spec(path); - FileSystem::Instance().Resolve(path_spec); - // Do not close fd. - auto file = FileSystem::Instance().Open(path_spec, flags, mode, false); - - int save_errno = 0; - int descriptor = File::kInvalidDescriptor; - if (file) { - descriptor = file.get()->GetDescriptor(); - } else { - std::error_code code = errorToErrorCode(file.takeError()); - if (code.category() == std::system_category()) { - save_errno = code.value(); - } - } - - StreamString response; - response.PutChar('F'); - response.Printf("%i", descriptor); - if (save_errno) - response.Printf(",%i", save_errno); - return SendPacketNoLock(response.GetString()); - } - } - } - return SendErrorResponse(18); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_Close( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("vFile:close:")); - int fd = packet.GetS32(-1); - int err = -1; - int save_errno = 0; - if (fd >= 0) { - NativeFile file(fd, File::OpenOptions(0), true); - Status error = file.Close(); - err = 0; - save_errno = error.GetError(); - } else { - save_errno = EINVAL; - } - StreamString response; - response.PutChar('F'); - response.Printf("%i", err); - if (save_errno) - response.Printf(",%i", save_errno); - return SendPacketNoLock(response.GetString()); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_pRead( - StringExtractorGDBRemote &packet) { - StreamGDBRemote response; - packet.SetFilePos(::strlen("vFile:pread:")); - int fd = packet.GetS32(-1); - if (packet.GetChar() == ',') { - size_t count = packet.GetU64(SIZE_MAX); - if (packet.GetChar() == ',') { - off_t offset = packet.GetU64(UINT32_MAX); - if (count == SIZE_MAX) { - response.Printf("F-1:%i", EINVAL); - return SendPacketNoLock(response.GetString()); - } - - std::string buffer(count, 0); - NativeFile file(fd, File::eOpenOptionRead, false); - Status error = file.Read(static_cast<void *>(&buffer[0]), count, offset); - const ssize_t bytes_read = error.Success() ? count : -1; - const int save_errno = error.GetError(); - response.PutChar('F'); - response.Printf("%zi", bytes_read); - if (save_errno) - response.Printf(",%i", save_errno); - else { - response.PutChar(';'); - response.PutEscapedBytes(&buffer[0], bytes_read); - } - return SendPacketNoLock(response.GetString()); - } - } - return SendErrorResponse(21); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_pWrite( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("vFile:pwrite:")); - - StreamGDBRemote response; - response.PutChar('F'); - - int fd = packet.GetU32(UINT32_MAX); - if (packet.GetChar() == ',') { - off_t offset = packet.GetU64(UINT32_MAX); - if (packet.GetChar() == ',') { - std::string buffer; - if (packet.GetEscapedBinaryData(buffer)) { - NativeFile file(fd, File::eOpenOptionWrite, false); - size_t count = buffer.size(); - Status error = - file.Write(static_cast<const void *>(&buffer[0]), count, offset); - const ssize_t bytes_written = error.Success() ? count : -1; - const int save_errno = error.GetError(); - response.Printf("%zi", bytes_written); - if (save_errno) - response.Printf(",%i", save_errno); - } else { - response.Printf("-1,%i", EINVAL); - } - return SendPacketNoLock(response.GetString()); - } - } - return SendErrorResponse(27); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_Size( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("vFile:size:")); - std::string path; - packet.GetHexByteString(path); - if (!path.empty()) { - uint64_t Size; - if (llvm::sys::fs::file_size(path, Size)) - return SendErrorResponse(5); - StreamString response; - response.PutChar('F'); - response.PutHex64(Size); - if (Size == UINT64_MAX) { - response.PutChar(','); - response.PutHex64(Size); // TODO: replace with Host::GetSyswideErrorCode() - } - return SendPacketNoLock(response.GetString()); - } - return SendErrorResponse(22); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_Mode( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("vFile:mode:")); - std::string path; - packet.GetHexByteString(path); - if (!path.empty()) { - FileSpec file_spec(path); - FileSystem::Instance().Resolve(file_spec); - std::error_code ec; - const uint32_t mode = FileSystem::Instance().GetPermissions(file_spec, ec); - StreamString response; - response.Printf("F%u", mode); - if (mode == 0 || ec) - response.Printf(",%i", (int)Status(ec).GetError()); - return SendPacketNoLock(response.GetString()); - } - return SendErrorResponse(23); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_Exists( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("vFile:exists:")); - std::string path; - packet.GetHexByteString(path); - if (!path.empty()) { - bool retcode = llvm::sys::fs::exists(path); - StreamString response; - response.PutChar('F'); - response.PutChar(','); - if (retcode) - response.PutChar('1'); - else - response.PutChar('0'); - return SendPacketNoLock(response.GetString()); - } - return SendErrorResponse(24); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_symlink( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("vFile:symlink:")); - std::string dst, src; - packet.GetHexByteStringTerminatedBy(dst, ','); - packet.GetChar(); // Skip ',' char - packet.GetHexByteString(src); - - FileSpec src_spec(src); - FileSystem::Instance().Resolve(src_spec); - Status error = FileSystem::Instance().Symlink(src_spec, FileSpec(dst)); - - StreamString response; - response.Printf("F%u,%u", error.GetError(), error.GetError()); - return SendPacketNoLock(response.GetString()); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_unlink( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("vFile:unlink:")); - std::string path; - packet.GetHexByteString(path); - Status error(llvm::sys::fs::remove(path)); - StreamString response; - response.Printf("F%u,%u", error.GetError(), error.GetError()); - return SendPacketNoLock(response.GetString()); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qPlatform_shell( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("qPlatform_shell:")); - std::string path; - std::string working_dir; - packet.GetHexByteStringTerminatedBy(path, ','); - if (!path.empty()) { - if (packet.GetChar() == ',') { - // FIXME: add timeout to qPlatform_shell packet - // uint32_t timeout = packet.GetHexMaxU32(false, 32); - if (packet.GetChar() == ',') - packet.GetHexByteString(working_dir); - int status, signo; - std::string output; - FileSpec working_spec(working_dir); - FileSystem::Instance().Resolve(working_spec); - Status err = - Host::RunShellCommand(path.c_str(), working_spec, &status, &signo, - &output, std::chrono::seconds(10)); - StreamGDBRemote response; - if (err.Fail()) { - response.PutCString("F,"); - response.PutHex32(UINT32_MAX); - } else { - response.PutCString("F,"); - response.PutHex32(status); - response.PutChar(','); - response.PutHex32(signo); - response.PutChar(','); - response.PutEscapedBytes(output.c_str(), output.size()); - } - return SendPacketNoLock(response.GetString()); - } - } - return SendErrorResponse(24); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_Stat( - StringExtractorGDBRemote &packet) { - return SendUnimplementedResponse( - "GDBRemoteCommunicationServerCommon::Handle_vFile_Stat() unimplemented"); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_vFile_MD5( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("vFile:MD5:")); - std::string path; - packet.GetHexByteString(path); - if (!path.empty()) { - StreamGDBRemote response; - auto Result = llvm::sys::fs::md5_contents(path); - if (!Result) { - response.PutCString("F,"); - response.PutCString("x"); - } else { - response.PutCString("F,"); - response.PutHex64(Result->low()); - response.PutHex64(Result->high()); - } - return SendPacketNoLock(response.GetString()); - } - return SendErrorResponse(25); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qPlatform_mkdir( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("qPlatform_mkdir:")); - mode_t mode = packet.GetHexMaxU32(false, UINT32_MAX); - if (packet.GetChar() == ',') { - std::string path; - packet.GetHexByteString(path); - Status error(llvm::sys::fs::create_directory(path, mode)); - - StreamGDBRemote response; - response.Printf("F%u", error.GetError()); - - return SendPacketNoLock(response.GetString()); - } - return SendErrorResponse(20); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qPlatform_chmod( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("qPlatform_chmod:")); - - auto perms = - static_cast<llvm::sys::fs::perms>(packet.GetHexMaxU32(false, UINT32_MAX)); - if (packet.GetChar() == ',') { - std::string path; - packet.GetHexByteString(path); - Status error(llvm::sys::fs::setPermissions(path, perms)); - - StreamGDBRemote response; - response.Printf("F%u", error.GetError()); - - return SendPacketNoLock(response.GetString()); - } - return SendErrorResponse(19); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qSupported( - StringExtractorGDBRemote &packet) { - StreamGDBRemote response; - - // Features common to lldb-platform and llgs. - uint32_t max_packet_size = 128 * 1024; // 128KBytes is a reasonable max packet - // size--debugger can always use less - response.Printf("PacketSize=%x", max_packet_size); - - response.PutCString(";QStartNoAckMode+"); - response.PutCString(";QThreadSuffixSupported+"); - response.PutCString(";QListThreadsInStopReply+"); - response.PutCString(";qEcho+"); -#if defined(__linux__) || defined(__NetBSD__) - response.PutCString(";QPassSignals+"); - response.PutCString(";qXfer:auxv:read+"); - response.PutCString(";qXfer:libraries-svr4:read+"); -#endif - - return SendPacketNoLock(response.GetString()); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_QThreadSuffixSupported( - StringExtractorGDBRemote &packet) { - m_thread_suffix_supported = true; - return SendOKResponse(); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_QListThreadsInStopReply( - StringExtractorGDBRemote &packet) { - m_list_threads_in_stop_reply = true; - return SendOKResponse(); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_QSetDetachOnError( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("QSetDetachOnError:")); - if (packet.GetU32(0)) - m_process_launch_info.GetFlags().Set(eLaunchFlagDetachOnError); - else - m_process_launch_info.GetFlags().Clear(eLaunchFlagDetachOnError); - return SendOKResponse(); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_QStartNoAckMode( - StringExtractorGDBRemote &packet) { - // Send response first before changing m_send_acks to we ack this packet - PacketResult packet_result = SendOKResponse(); - m_send_acks = false; - return packet_result; -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_QSetSTDIN( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("QSetSTDIN:")); - FileAction file_action; - std::string path; - packet.GetHexByteString(path); - const bool read = true; - const bool write = false; - if (file_action.Open(STDIN_FILENO, FileSpec(path), read, write)) { - m_process_launch_info.AppendFileAction(file_action); - return SendOKResponse(); - } - return SendErrorResponse(15); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_QSetSTDOUT( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("QSetSTDOUT:")); - FileAction file_action; - std::string path; - packet.GetHexByteString(path); - const bool read = false; - const bool write = true; - if (file_action.Open(STDOUT_FILENO, FileSpec(path), read, write)) { - m_process_launch_info.AppendFileAction(file_action); - return SendOKResponse(); - } - return SendErrorResponse(16); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_QSetSTDERR( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("QSetSTDERR:")); - FileAction file_action; - std::string path; - packet.GetHexByteString(path); - const bool read = false; - const bool write = true; - if (file_action.Open(STDERR_FILENO, FileSpec(path), read, write)) { - m_process_launch_info.AppendFileAction(file_action); - return SendOKResponse(); - } - return SendErrorResponse(17); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qLaunchSuccess( - StringExtractorGDBRemote &packet) { - if (m_process_launch_error.Success()) - return SendOKResponse(); - StreamString response; - response.PutChar('E'); - response.PutCString(m_process_launch_error.AsCString("<unknown error>")); - return SendPacketNoLock(response.GetString()); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_QEnvironment( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("QEnvironment:")); - const uint32_t bytes_left = packet.GetBytesLeft(); - if (bytes_left > 0) { - m_process_launch_info.GetEnvironment().insert(packet.Peek()); - return SendOKResponse(); - } - return SendErrorResponse(12); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_QEnvironmentHexEncoded( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("QEnvironmentHexEncoded:")); - const uint32_t bytes_left = packet.GetBytesLeft(); - if (bytes_left > 0) { - std::string str; - packet.GetHexByteString(str); - m_process_launch_info.GetEnvironment().insert(str); - return SendOKResponse(); - } - return SendErrorResponse(12); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_QLaunchArch( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("QLaunchArch:")); - const uint32_t bytes_left = packet.GetBytesLeft(); - if (bytes_left > 0) { - const char *arch_triple = packet.Peek(); - m_process_launch_info.SetArchitecture( - HostInfo::GetAugmentedArchSpec(arch_triple)); - return SendOKResponse(); - } - return SendErrorResponse(13); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_A(StringExtractorGDBRemote &packet) { - // The 'A' packet is the most over designed packet ever here with redundant - // argument indexes, redundant argument lengths and needed hex encoded - // argument string values. Really all that is needed is a comma separated hex - // encoded argument value list, but we will stay true to the documented - // version of the 'A' packet here... - - Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PROCESS)); - int actual_arg_index = 0; - - packet.SetFilePos(1); // Skip the 'A' - bool success = true; - while (success && packet.GetBytesLeft() > 0) { - // Decode the decimal argument string length. This length is the number of - // hex nibbles in the argument string value. - const uint32_t arg_len = packet.GetU32(UINT32_MAX); - if (arg_len == UINT32_MAX) - success = false; - else { - // Make sure the argument hex string length is followed by a comma - if (packet.GetChar() != ',') - success = false; - else { - // Decode the argument index. We ignore this really because who would - // really send down the arguments in a random order??? - const uint32_t arg_idx = packet.GetU32(UINT32_MAX); - if (arg_idx == UINT32_MAX) - success = false; - else { - // Make sure the argument index is followed by a comma - if (packet.GetChar() != ',') - success = false; - else { - // Decode the argument string value from hex bytes back into a UTF8 - // string and make sure the length matches the one supplied in the - // packet - std::string arg; - if (packet.GetHexByteStringFixedLength(arg, arg_len) != - (arg_len / 2)) - success = false; - else { - // If there are any bytes left - if (packet.GetBytesLeft()) { - if (packet.GetChar() != ',') - success = false; - } - - if (success) { - if (arg_idx == 0) - m_process_launch_info.GetExecutableFile().SetFile( - arg, FileSpec::Style::native); - m_process_launch_info.GetArguments().AppendArgument(arg); - LLDB_LOGF(log, "LLGSPacketHandler::%s added arg %d: \"%s\"", - __FUNCTION__, actual_arg_index, arg.c_str()); - ++actual_arg_index; - } - } - } - } - } - } - } - - if (success) { - m_process_launch_error = LaunchProcess(); - if (m_process_launch_error.Success()) - return SendOKResponse(); - LLDB_LOG(log, "failed to launch exe: {0}", m_process_launch_error); - } - return SendErrorResponse(8); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qEcho( - StringExtractorGDBRemote &packet) { - // Just echo back the exact same packet for qEcho... - return SendPacketNoLock(packet.GetStringRef()); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_qModuleInfo( - StringExtractorGDBRemote &packet) { - packet.SetFilePos(::strlen("qModuleInfo:")); - - std::string module_path; - packet.GetHexByteStringTerminatedBy(module_path, ';'); - if (module_path.empty()) - return SendErrorResponse(1); - - if (packet.GetChar() != ';') - return SendErrorResponse(2); - - std::string triple; - packet.GetHexByteString(triple); - - ModuleSpec matched_module_spec = GetModuleInfo(module_path, triple); - if (!matched_module_spec.GetFileSpec()) - return SendErrorResponse(3); - - const auto file_offset = matched_module_spec.GetObjectOffset(); - const auto file_size = matched_module_spec.GetObjectSize(); - const auto uuid_str = matched_module_spec.GetUUID().GetAsString(""); - - StreamGDBRemote response; - - if (uuid_str.empty()) { - auto Result = llvm::sys::fs::md5_contents( - matched_module_spec.GetFileSpec().GetPath()); - if (!Result) - return SendErrorResponse(5); - response.PutCString("md5:"); - response.PutStringAsRawHex8(Result->digest()); - } else { - response.PutCString("uuid:"); - response.PutStringAsRawHex8(uuid_str); - } - response.PutChar(';'); - - const auto &module_arch = matched_module_spec.GetArchitecture(); - response.PutCString("triple:"); - response.PutStringAsRawHex8(module_arch.GetTriple().getTriple()); - response.PutChar(';'); - - response.PutCString("file_path:"); - response.PutStringAsRawHex8(matched_module_spec.GetFileSpec().GetCString()); - response.PutChar(';'); - response.PutCString("file_offset:"); - response.PutHex64(file_offset); - response.PutChar(';'); - response.PutCString("file_size:"); - response.PutHex64(file_size); - response.PutChar(';'); - - return SendPacketNoLock(response.GetString()); -} - -GDBRemoteCommunication::PacketResult -GDBRemoteCommunicationServerCommon::Handle_jModulesInfo( - StringExtractorGDBRemote &packet) { - namespace json = llvm::json; - - packet.SetFilePos(::strlen("jModulesInfo:")); - - StructuredData::ObjectSP object_sp = StructuredData::ParseJSON(packet.Peek()); - if (!object_sp) - return SendErrorResponse(1); - - StructuredData::Array *packet_array = object_sp->GetAsArray(); - if (!packet_array) - return SendErrorResponse(2); - - json::Array response_array; - for (size_t i = 0; i < packet_array->GetSize(); ++i) { - StructuredData::Dictionary *query = - packet_array->GetItemAtIndex(i)->GetAsDictionary(); - if (!query) - continue; - llvm::StringRef file, triple; - if (!query->GetValueForKeyAsString("file", file) || - !query->GetValueForKeyAsString("triple", triple)) - continue; - - ModuleSpec matched_module_spec = GetModuleInfo(file, triple); - if (!matched_module_spec.GetFileSpec()) - continue; - - const auto file_offset = matched_module_spec.GetObjectOffset(); - const auto file_size = matched_module_spec.GetObjectSize(); - const auto uuid_str = matched_module_spec.GetUUID().GetAsString(""); - if (uuid_str.empty()) - continue; - const auto triple_str = - matched_module_spec.GetArchitecture().GetTriple().getTriple(); - const auto file_path = matched_module_spec.GetFileSpec().GetPath(); - - json::Object response{{"uuid", uuid_str}, - {"triple", triple_str}, - {"file_path", file_path}, - {"file_offset", static_cast<int64_t>(file_offset)}, - {"file_size", static_cast<int64_t>(file_size)}}; - response_array.push_back(std::move(response)); - } - - StreamString response; - response.AsRawOstream() << std::move(response_array); - StreamGDBRemote escaped_response; - escaped_response.PutEscapedBytes(response.GetString().data(), - response.GetSize()); - return SendPacketNoLock(escaped_response.GetString()); -} - -void GDBRemoteCommunicationServerCommon::CreateProcessInfoResponse( - const ProcessInstanceInfo &proc_info, StreamString &response) { - response.Printf( - "pid:%" PRIu64 ";ppid:%" PRIu64 ";uid:%i;gid:%i;euid:%i;egid:%i;", - proc_info.GetProcessID(), proc_info.GetParentProcessID(), - proc_info.GetUserID(), proc_info.GetGroupID(), - proc_info.GetEffectiveUserID(), proc_info.GetEffectiveGroupID()); - response.PutCString("name:"); - response.PutStringAsRawHex8(proc_info.GetExecutableFile().GetCString()); - - response.PutChar(';'); - response.PutCString("args:"); - response.PutStringAsRawHex8(proc_info.GetArg0()); - for (auto &arg : proc_info.GetArguments()) { - response.PutChar('-'); - response.PutStringAsRawHex8(arg.ref()); - } - - response.PutChar(';'); - const ArchSpec &proc_arch = proc_info.GetArchitecture(); - if (proc_arch.IsValid()) { - const llvm::Triple &proc_triple = proc_arch.GetTriple(); - response.PutCString("triple:"); - response.PutStringAsRawHex8(proc_triple.getTriple()); - response.PutChar(';'); - } -} - -void GDBRemoteCommunicationServerCommon:: - CreateProcessInfoResponse_DebugServerStyle( - const ProcessInstanceInfo &proc_info, StreamString &response) { - response.Printf("pid:%" PRIx64 ";parent-pid:%" PRIx64 - ";real-uid:%x;real-gid:%x;effective-uid:%x;effective-gid:%x;", - proc_info.GetProcessID(), proc_info.GetParentProcessID(), - proc_info.GetUserID(), proc_info.GetGroupID(), - proc_info.GetEffectiveUserID(), - proc_info.GetEffectiveGroupID()); - - const ArchSpec &proc_arch = proc_info.GetArchitecture(); - if (proc_arch.IsValid()) { - const llvm::Triple &proc_triple = proc_arch.GetTriple(); -#if defined(__APPLE__) - // We'll send cputype/cpusubtype. - const uint32_t cpu_type = proc_arch.GetMachOCPUType(); - if (cpu_type != 0) - response.Printf("cputype:%" PRIx32 ";", cpu_type); - - const uint32_t cpu_subtype = proc_arch.GetMachOCPUSubType(); - if (cpu_subtype != 0) - response.Printf("cpusubtype:%" PRIx32 ";", cpu_subtype); - - const std::string vendor = proc_triple.getVendorName(); - if (!vendor.empty()) - response.Printf("vendor:%s;", vendor.c_str()); -#else - // We'll send the triple. - response.PutCString("triple:"); - response.PutStringAsRawHex8(proc_triple.getTriple()); - response.PutChar(';'); -#endif - std::string ostype = proc_triple.getOSName(); - // Adjust so ostype reports ios for Apple/ARM and Apple/ARM64. - if (proc_triple.getVendor() == llvm::Triple::Apple) { - switch (proc_triple.getArch()) { - case llvm::Triple::arm: - case llvm::Triple::thumb: - case llvm::Triple::aarch64: - case llvm::Triple::aarch64_32: - ostype = "ios"; - break; - default: - // No change. - break; - } - } - response.Printf("ostype:%s;", ostype.c_str()); - - switch (proc_arch.GetByteOrder()) { - case lldb::eByteOrderLittle: - response.PutCString("endian:little;"); - break; - case lldb::eByteOrderBig: - response.PutCString("endian:big;"); - break; - case lldb::eByteOrderPDP: - response.PutCString("endian:pdp;"); - break; - default: - // Nothing. - break; - } - // In case of MIPS64, pointer size is depend on ELF ABI For N32 the pointer - // size is 4 and for N64 it is 8 - std::string abi = proc_arch.GetTargetABI(); - if (!abi.empty()) - response.Printf("elf_abi:%s;", abi.c_str()); - response.Printf("ptrsize:%d;", proc_arch.GetAddressByteSize()); - } -} - -FileSpec GDBRemoteCommunicationServerCommon::FindModuleFile( - const std::string &module_path, const ArchSpec &arch) { -#ifdef __ANDROID__ - return HostInfoAndroid::ResolveLibraryPath(module_path, arch); -#else - FileSpec file_spec(module_path); - FileSystem::Instance().Resolve(file_spec); - return file_spec; -#endif -} - -ModuleSpec -GDBRemoteCommunicationServerCommon::GetModuleInfo(llvm::StringRef module_path, - llvm::StringRef triple) { - ArchSpec arch(triple); - - FileSpec req_module_path_spec(module_path); - FileSystem::Instance().Resolve(req_module_path_spec); - - const FileSpec module_path_spec = - FindModuleFile(req_module_path_spec.GetPath(), arch); - const ModuleSpec module_spec(module_path_spec, arch); - - ModuleSpecList module_specs; - if (!ObjectFile::GetModuleSpecifications(module_path_spec, 0, 0, - module_specs)) - return ModuleSpec(); - - ModuleSpec matched_module_spec; - if (!module_specs.FindMatchingModuleSpec(module_spec, matched_module_spec)) - return ModuleSpec(); - - return matched_module_spec; -} |