1 //===-- GDBRemoteCommunicationServerCommon.cpp ------------------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "GDBRemoteCommunicationServerCommon.h" 11 12 #include <errno.h> 13 14 // C Includes 15 // C++ Includes 16 #include <cstring> 17 #include <chrono> 18 19 // Other libraries and framework includes 20 #include "llvm/ADT/Triple.h" 21 #include "lldb/Core/Log.h" 22 #include "lldb/Core/ModuleSpec.h" 23 #include "lldb/Core/StreamGDBRemote.h" 24 #include "lldb/Core/StreamString.h" 25 #include "lldb/Host/Config.h" 26 #include "lldb/Host/Endian.h" 27 #include "lldb/Host/File.h" 28 #include "lldb/Host/FileSystem.h" 29 #include "lldb/Host/Host.h" 30 #include "lldb/Host/HostInfo.h" 31 #include "lldb/Host/StringConvert.h" 32 #include "lldb/Interpreter/Args.h" 33 #include "lldb/Symbol/ObjectFile.h" 34 #include "lldb/Target/FileAction.h" 35 #include "lldb/Target/Platform.h" 36 #include "lldb/Target/Process.h" 37 38 // Project includes 39 #include "ProcessGDBRemoteLog.h" 40 #include "Utility/StringExtractorGDBRemote.h" 41 42 #ifdef __ANDROID__ 43 #include "lldb/Host/android/HostInfoAndroid.h" 44 #endif 45 46 using namespace lldb; 47 using namespace lldb_private; 48 using namespace lldb_private::process_gdb_remote; 49 50 #ifdef __ANDROID__ 51 const static uint32_t g_default_packet_timeout_sec = 20; // seconds 52 #else 53 const static uint32_t g_default_packet_timeout_sec = 0; // not specified 54 #endif 55 56 //---------------------------------------------------------------------- 57 // GDBRemoteCommunicationServerCommon constructor 58 //---------------------------------------------------------------------- 59 GDBRemoteCommunicationServerCommon::GDBRemoteCommunicationServerCommon(const char *comm_name, const char *listener_name) : 60 GDBRemoteCommunicationServer (comm_name, listener_name), 61 m_spawned_pids (), 62 m_spawned_pids_mutex (Mutex::eMutexTypeRecursive), 63 m_process_launch_info (), 64 m_process_launch_error (), 65 m_proc_infos (), 66 m_proc_infos_index (0), 67 m_thread_suffix_supported (false), 68 m_list_threads_in_stop_reply (false) 69 { 70 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_A, 71 &GDBRemoteCommunicationServerCommon::Handle_A); 72 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_QEnvironment, 73 &GDBRemoteCommunicationServerCommon::Handle_QEnvironment); 74 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_QEnvironmentHexEncoded, 75 &GDBRemoteCommunicationServerCommon::Handle_QEnvironmentHexEncoded); 76 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qfProcessInfo, 77 &GDBRemoteCommunicationServerCommon::Handle_qfProcessInfo); 78 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qGroupName, 79 &GDBRemoteCommunicationServerCommon::Handle_qGroupName); 80 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qHostInfo, 81 &GDBRemoteCommunicationServerCommon::Handle_qHostInfo); 82 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qKillSpawnedProcess, 83 &GDBRemoteCommunicationServerCommon::Handle_qKillSpawnedProcess); 84 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_QLaunchArch, 85 &GDBRemoteCommunicationServerCommon::Handle_QLaunchArch); 86 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qLaunchSuccess, 87 &GDBRemoteCommunicationServerCommon::Handle_qLaunchSuccess); 88 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_QListThreadsInStopReply, 89 &GDBRemoteCommunicationServerCommon::Handle_QListThreadsInStopReply); 90 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qModuleInfo, 91 &GDBRemoteCommunicationServerCommon::Handle_qModuleInfo); 92 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qPlatform_chmod, 93 &GDBRemoteCommunicationServerCommon::Handle_qPlatform_chmod); 94 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qPlatform_mkdir, 95 &GDBRemoteCommunicationServerCommon::Handle_qPlatform_mkdir); 96 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qPlatform_shell, 97 &GDBRemoteCommunicationServerCommon::Handle_qPlatform_shell); 98 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qProcessInfoPID, 99 &GDBRemoteCommunicationServerCommon::Handle_qProcessInfoPID); 100 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_QSetDetachOnError, 101 &GDBRemoteCommunicationServerCommon::Handle_QSetDetachOnError); 102 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_QSetSTDERR, 103 &GDBRemoteCommunicationServerCommon::Handle_QSetSTDERR); 104 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_QSetSTDIN, 105 &GDBRemoteCommunicationServerCommon::Handle_QSetSTDIN); 106 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_QSetSTDOUT, 107 &GDBRemoteCommunicationServerCommon::Handle_QSetSTDOUT); 108 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qSpeedTest, 109 &GDBRemoteCommunicationServerCommon::Handle_qSpeedTest); 110 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qsProcessInfo, 111 &GDBRemoteCommunicationServerCommon::Handle_qsProcessInfo); 112 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_QStartNoAckMode, 113 &GDBRemoteCommunicationServerCommon::Handle_QStartNoAckMode); 114 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qSupported, 115 &GDBRemoteCommunicationServerCommon::Handle_qSupported); 116 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_QThreadSuffixSupported, 117 &GDBRemoteCommunicationServerCommon::Handle_QThreadSuffixSupported); 118 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_qUserName, 119 &GDBRemoteCommunicationServerCommon::Handle_qUserName); 120 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_close, 121 &GDBRemoteCommunicationServerCommon::Handle_vFile_Close); 122 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_exists, 123 &GDBRemoteCommunicationServerCommon::Handle_vFile_Exists); 124 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_md5, 125 &GDBRemoteCommunicationServerCommon::Handle_vFile_MD5); 126 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_mode, 127 &GDBRemoteCommunicationServerCommon::Handle_vFile_Mode); 128 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_open, 129 &GDBRemoteCommunicationServerCommon::Handle_vFile_Open); 130 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_pread, 131 &GDBRemoteCommunicationServerCommon::Handle_vFile_pRead); 132 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_pwrite, 133 &GDBRemoteCommunicationServerCommon::Handle_vFile_pWrite); 134 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_size, 135 &GDBRemoteCommunicationServerCommon::Handle_vFile_Size); 136 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_stat, 137 &GDBRemoteCommunicationServerCommon::Handle_vFile_Stat); 138 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_symlink, 139 &GDBRemoteCommunicationServerCommon::Handle_vFile_symlink); 140 RegisterMemberFunctionHandler(StringExtractorGDBRemote::eServerPacketType_vFile_unlink, 141 &GDBRemoteCommunicationServerCommon::Handle_vFile_unlink); 142 } 143 144 //---------------------------------------------------------------------- 145 // Destructor 146 //---------------------------------------------------------------------- 147 GDBRemoteCommunicationServerCommon::~GDBRemoteCommunicationServerCommon() 148 { 149 } 150 151 GDBRemoteCommunication::PacketResult 152 GDBRemoteCommunicationServerCommon::Handle_qHostInfo (StringExtractorGDBRemote &packet) 153 { 154 StreamString response; 155 156 // $cputype:16777223;cpusubtype:3;ostype:Darwin;vendor:apple;endian:little;ptrsize:8;#00 157 158 ArchSpec host_arch(HostInfo::GetArchitecture()); 159 const llvm::Triple &host_triple = host_arch.GetTriple(); 160 response.PutCString("triple:"); 161 response.PutCStringAsRawHex8(host_triple.getTriple().c_str()); 162 response.Printf (";ptrsize:%u;",host_arch.GetAddressByteSize()); 163 164 const char* distribution_id = host_arch.GetDistributionId ().AsCString (); 165 if (distribution_id) 166 { 167 response.PutCString("distribution_id:"); 168 response.PutCStringAsRawHex8(distribution_id); 169 response.PutCString(";"); 170 } 171 172 // Only send out MachO info when lldb-platform/llgs is running on a MachO host. 173 #if defined(__APPLE__) 174 uint32_t cpu = host_arch.GetMachOCPUType(); 175 uint32_t sub = host_arch.GetMachOCPUSubType(); 176 if (cpu != LLDB_INVALID_CPUTYPE) 177 response.Printf ("cputype:%u;", cpu); 178 if (sub != LLDB_INVALID_CPUTYPE) 179 response.Printf ("cpusubtype:%u;", sub); 180 181 if (cpu == ArchSpec::kCore_arm_any) 182 response.Printf("watchpoint_exceptions_received:before;"); // On armv7 we use "synchronous" watchpoints which means the exception is delivered before the instruction executes. 183 else 184 response.Printf("watchpoint_exceptions_received:after;"); 185 #else 186 response.Printf("watchpoint_exceptions_received:after;"); 187 #endif 188 189 switch (lldb::endian::InlHostByteOrder()) 190 { 191 case eByteOrderBig: response.PutCString ("endian:big;"); break; 192 case eByteOrderLittle: response.PutCString ("endian:little;"); break; 193 case eByteOrderPDP: response.PutCString ("endian:pdp;"); break; 194 default: response.PutCString ("endian:unknown;"); break; 195 } 196 197 uint32_t major = UINT32_MAX; 198 uint32_t minor = UINT32_MAX; 199 uint32_t update = UINT32_MAX; 200 if (HostInfo::GetOSVersion(major, minor, update)) 201 { 202 if (major != UINT32_MAX) 203 { 204 response.Printf("os_version:%u", major); 205 if (minor != UINT32_MAX) 206 { 207 response.Printf(".%u", minor); 208 if (update != UINT32_MAX) 209 response.Printf(".%u", update); 210 } 211 response.PutChar(';'); 212 } 213 } 214 215 std::string s; 216 if (HostInfo::GetOSBuildString(s)) 217 { 218 response.PutCString ("os_build:"); 219 response.PutCStringAsRawHex8(s.c_str()); 220 response.PutChar(';'); 221 } 222 if (HostInfo::GetOSKernelDescription(s)) 223 { 224 response.PutCString ("os_kernel:"); 225 response.PutCStringAsRawHex8(s.c_str()); 226 response.PutChar(';'); 227 } 228 229 #if defined(__APPLE__) 230 231 #if defined(__arm__) || defined(__arm64__) || defined(__aarch64__) 232 // For iOS devices, we are connected through a USB Mux so we never pretend 233 // to actually have a hostname as far as the remote lldb that is connecting 234 // to this lldb-platform is concerned 235 response.PutCString ("hostname:"); 236 response.PutCStringAsRawHex8("127.0.0.1"); 237 response.PutChar(';'); 238 #else // #if defined(__arm__) || defined(__arm64__) || defined(__aarch64__) 239 if (HostInfo::GetHostname(s)) 240 { 241 response.PutCString ("hostname:"); 242 response.PutCStringAsRawHex8(s.c_str()); 243 response.PutChar(';'); 244 } 245 #endif // #if defined(__arm__) || defined(__arm64__) || defined(__aarch64__) 246 247 #else // #if defined(__APPLE__) 248 if (HostInfo::GetHostname(s)) 249 { 250 response.PutCString ("hostname:"); 251 response.PutCStringAsRawHex8(s.c_str()); 252 response.PutChar(';'); 253 } 254 #endif // #if defined(__APPLE__) 255 256 if (g_default_packet_timeout_sec > 0) 257 response.Printf ("default_packet_timeout:%u;", g_default_packet_timeout_sec); 258 259 return SendPacketNoLock (response.GetData(), response.GetSize()); 260 } 261 262 GDBRemoteCommunication::PacketResult 263 GDBRemoteCommunicationServerCommon::Handle_qProcessInfoPID (StringExtractorGDBRemote &packet) 264 { 265 // Packet format: "qProcessInfoPID:%i" where %i is the pid 266 packet.SetFilePos (::strlen ("qProcessInfoPID:")); 267 lldb::pid_t pid = packet.GetU32 (LLDB_INVALID_PROCESS_ID); 268 if (pid != LLDB_INVALID_PROCESS_ID) 269 { 270 ProcessInstanceInfo proc_info; 271 if (Host::GetProcessInfo (pid, proc_info)) 272 { 273 StreamString response; 274 CreateProcessInfoResponse (proc_info, response); 275 return SendPacketNoLock (response.GetData(), response.GetSize()); 276 } 277 } 278 return SendErrorResponse (1); 279 } 280 281 GDBRemoteCommunication::PacketResult 282 GDBRemoteCommunicationServerCommon::Handle_qfProcessInfo (StringExtractorGDBRemote &packet) 283 { 284 m_proc_infos_index = 0; 285 m_proc_infos.Clear(); 286 287 ProcessInstanceInfoMatch match_info; 288 packet.SetFilePos(::strlen ("qfProcessInfo")); 289 if (packet.GetChar() == ':') 290 { 291 292 std::string key; 293 std::string value; 294 while (packet.GetNameColonValue(key, value)) 295 { 296 bool success = true; 297 if (key.compare("name") == 0) 298 { 299 StringExtractor extractor; 300 extractor.GetStringRef().swap(value); 301 extractor.GetHexByteString (value); 302 match_info.GetProcessInfo().GetExecutableFile().SetFile(value.c_str(), false); 303 } 304 else if (key.compare("name_match") == 0) 305 { 306 if (value.compare("equals") == 0) 307 { 308 match_info.SetNameMatchType (eNameMatchEquals); 309 } 310 else if (value.compare("starts_with") == 0) 311 { 312 match_info.SetNameMatchType (eNameMatchStartsWith); 313 } 314 else if (value.compare("ends_with") == 0) 315 { 316 match_info.SetNameMatchType (eNameMatchEndsWith); 317 } 318 else if (value.compare("contains") == 0) 319 { 320 match_info.SetNameMatchType (eNameMatchContains); 321 } 322 else if (value.compare("regex") == 0) 323 { 324 match_info.SetNameMatchType (eNameMatchRegularExpression); 325 } 326 else 327 { 328 success = false; 329 } 330 } 331 else if (key.compare("pid") == 0) 332 { 333 match_info.GetProcessInfo().SetProcessID (StringConvert::ToUInt32(value.c_str(), LLDB_INVALID_PROCESS_ID, 0, &success)); 334 } 335 else if (key.compare("parent_pid") == 0) 336 { 337 match_info.GetProcessInfo().SetParentProcessID (StringConvert::ToUInt32(value.c_str(), LLDB_INVALID_PROCESS_ID, 0, &success)); 338 } 339 else if (key.compare("uid") == 0) 340 { 341 match_info.GetProcessInfo().SetUserID (StringConvert::ToUInt32(value.c_str(), UINT32_MAX, 0, &success)); 342 } 343 else if (key.compare("gid") == 0) 344 { 345 match_info.GetProcessInfo().SetGroupID (StringConvert::ToUInt32(value.c_str(), UINT32_MAX, 0, &success)); 346 } 347 else if (key.compare("euid") == 0) 348 { 349 match_info.GetProcessInfo().SetEffectiveUserID (StringConvert::ToUInt32(value.c_str(), UINT32_MAX, 0, &success)); 350 } 351 else if (key.compare("egid") == 0) 352 { 353 match_info.GetProcessInfo().SetEffectiveGroupID (StringConvert::ToUInt32(value.c_str(), UINT32_MAX, 0, &success)); 354 } 355 else if (key.compare("all_users") == 0) 356 { 357 match_info.SetMatchAllUsers(Args::StringToBoolean(value.c_str(), false, &success)); 358 } 359 else if (key.compare("triple") == 0) 360 { 361 match_info.GetProcessInfo().GetArchitecture().SetTriple (value.c_str(), NULL); 362 } 363 else 364 { 365 success = false; 366 } 367 368 if (!success) 369 return SendErrorResponse (2); 370 } 371 } 372 373 if (Host::FindProcesses (match_info, m_proc_infos)) 374 { 375 // We found something, return the first item by calling the get 376 // subsequent process info packet handler... 377 return Handle_qsProcessInfo (packet); 378 } 379 return SendErrorResponse (3); 380 } 381 382 GDBRemoteCommunication::PacketResult 383 GDBRemoteCommunicationServerCommon::Handle_qsProcessInfo (StringExtractorGDBRemote &packet) 384 { 385 if (m_proc_infos_index < m_proc_infos.GetSize()) 386 { 387 StreamString response; 388 CreateProcessInfoResponse (m_proc_infos.GetProcessInfoAtIndex(m_proc_infos_index), response); 389 ++m_proc_infos_index; 390 return SendPacketNoLock (response.GetData(), response.GetSize()); 391 } 392 return SendErrorResponse (4); 393 } 394 395 GDBRemoteCommunication::PacketResult 396 GDBRemoteCommunicationServerCommon::Handle_qUserName (StringExtractorGDBRemote &packet) 397 { 398 #if !defined(LLDB_DISABLE_POSIX) 399 Log *log (GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PROCESS)); 400 if (log) 401 log->Printf("GDBRemoteCommunicationServerCommon::%s begin", __FUNCTION__); 402 403 // Packet format: "qUserName:%i" where %i is the uid 404 packet.SetFilePos(::strlen ("qUserName:")); 405 uint32_t uid = packet.GetU32 (UINT32_MAX); 406 if (uid != UINT32_MAX) 407 { 408 std::string name; 409 if (HostInfo::LookupUserName(uid, name)) 410 { 411 StreamString response; 412 response.PutCStringAsRawHex8 (name.c_str()); 413 return SendPacketNoLock (response.GetData(), response.GetSize()); 414 } 415 } 416 if (log) 417 log->Printf("GDBRemoteCommunicationServerCommon::%s end", __FUNCTION__); 418 #endif 419 return SendErrorResponse (5); 420 421 } 422 423 GDBRemoteCommunication::PacketResult 424 GDBRemoteCommunicationServerCommon::Handle_qGroupName (StringExtractorGDBRemote &packet) 425 { 426 #if !defined(LLDB_DISABLE_POSIX) 427 // Packet format: "qGroupName:%i" where %i is the gid 428 packet.SetFilePos(::strlen ("qGroupName:")); 429 uint32_t gid = packet.GetU32 (UINT32_MAX); 430 if (gid != UINT32_MAX) 431 { 432 std::string name; 433 if (HostInfo::LookupGroupName(gid, name)) 434 { 435 StreamString response; 436 response.PutCStringAsRawHex8 (name.c_str()); 437 return SendPacketNoLock (response.GetData(), response.GetSize()); 438 } 439 } 440 #endif 441 return SendErrorResponse (6); 442 } 443 444 GDBRemoteCommunication::PacketResult 445 GDBRemoteCommunicationServerCommon::Handle_qSpeedTest (StringExtractorGDBRemote &packet) 446 { 447 packet.SetFilePos(::strlen ("qSpeedTest:")); 448 449 std::string key; 450 std::string value; 451 bool success = packet.GetNameColonValue(key, value); 452 if (success && key.compare("response_size") == 0) 453 { 454 uint32_t response_size = StringConvert::ToUInt32(value.c_str(), 0, 0, &success); 455 if (success) 456 { 457 if (response_size == 0) 458 return SendOKResponse(); 459 StreamString response; 460 uint32_t bytes_left = response_size; 461 response.PutCString("data:"); 462 while (bytes_left > 0) 463 { 464 if (bytes_left >= 26) 465 { 466 response.PutCString("ABCDEFGHIJKLMNOPQRSTUVWXYZ"); 467 bytes_left -= 26; 468 } 469 else 470 { 471 response.Printf ("%*.*s;", bytes_left, bytes_left, "ABCDEFGHIJKLMNOPQRSTUVWXYZ"); 472 bytes_left = 0; 473 } 474 } 475 return SendPacketNoLock (response.GetData(), response.GetSize()); 476 } 477 } 478 return SendErrorResponse (7); 479 } 480 481 GDBRemoteCommunication::PacketResult 482 GDBRemoteCommunicationServerCommon::Handle_qKillSpawnedProcess (StringExtractorGDBRemote &packet) 483 { 484 packet.SetFilePos(::strlen ("qKillSpawnedProcess:")); 485 486 lldb::pid_t pid = packet.GetU64(LLDB_INVALID_PROCESS_ID); 487 488 // verify that we know anything about this pid. 489 // Scope for locker 490 { 491 Mutex::Locker locker (m_spawned_pids_mutex); 492 if (m_spawned_pids.find(pid) == m_spawned_pids.end()) 493 { 494 // not a pid we know about 495 return SendErrorResponse (10); 496 } 497 } 498 499 // go ahead and attempt to kill the spawned process 500 if (KillSpawnedProcess (pid)) 501 return SendOKResponse (); 502 else 503 return SendErrorResponse (11); 504 } 505 506 bool 507 GDBRemoteCommunicationServerCommon::KillSpawnedProcess (lldb::pid_t pid) 508 { 509 // make sure we know about this process 510 { 511 Mutex::Locker locker (m_spawned_pids_mutex); 512 if (m_spawned_pids.find(pid) == m_spawned_pids.end()) 513 return false; 514 } 515 516 // first try a SIGTERM (standard kill) 517 Host::Kill (pid, SIGTERM); 518 519 // check if that worked 520 for (size_t i=0; i<10; ++i) 521 { 522 { 523 Mutex::Locker locker (m_spawned_pids_mutex); 524 if (m_spawned_pids.find(pid) == m_spawned_pids.end()) 525 { 526 // it is now killed 527 return true; 528 } 529 } 530 usleep (10000); 531 } 532 533 // check one more time after the final usleep 534 { 535 Mutex::Locker locker (m_spawned_pids_mutex); 536 if (m_spawned_pids.find(pid) == m_spawned_pids.end()) 537 return true; 538 } 539 540 // the launched process still lives. Now try killing it again, 541 // this time with an unblockable signal. 542 Host::Kill (pid, SIGKILL); 543 544 for (size_t i=0; i<10; ++i) 545 { 546 { 547 Mutex::Locker locker (m_spawned_pids_mutex); 548 if (m_spawned_pids.find(pid) == m_spawned_pids.end()) 549 { 550 // it is now killed 551 return true; 552 } 553 } 554 usleep (10000); 555 } 556 557 // check one more time after the final usleep 558 // Scope for locker 559 { 560 Mutex::Locker locker (m_spawned_pids_mutex); 561 if (m_spawned_pids.find(pid) == m_spawned_pids.end()) 562 return true; 563 } 564 565 // no luck - the process still lives 566 return false; 567 } 568 569 GDBRemoteCommunication::PacketResult 570 GDBRemoteCommunicationServerCommon::Handle_vFile_Open (StringExtractorGDBRemote &packet) 571 { 572 packet.SetFilePos(::strlen("vFile:open:")); 573 std::string path; 574 packet.GetHexByteStringTerminatedBy(path,','); 575 if (!path.empty()) 576 { 577 if (packet.GetChar() == ',') 578 { 579 uint32_t flags = File::ConvertOpenOptionsForPOSIXOpen( 580 packet.GetHexMaxU32(false, 0)); 581 if (packet.GetChar() == ',') 582 { 583 mode_t mode = packet.GetHexMaxU32(false, 0600); 584 Error error; 585 const FileSpec path_spec(path.c_str(), true); 586 int fd = ::open (path_spec.GetPath().c_str(), flags, mode); 587 const int save_errno = fd == -1 ? errno : 0; 588 StreamString response; 589 response.PutChar('F'); 590 response.Printf("%i", fd); 591 if (save_errno) 592 response.Printf(",%i", save_errno); 593 return SendPacketNoLock(response.GetData(), response.GetSize()); 594 } 595 } 596 } 597 return SendErrorResponse(18); 598 } 599 600 GDBRemoteCommunication::PacketResult 601 GDBRemoteCommunicationServerCommon::Handle_vFile_Close (StringExtractorGDBRemote &packet) 602 { 603 packet.SetFilePos(::strlen("vFile:close:")); 604 int fd = packet.GetS32(-1); 605 Error error; 606 int err = -1; 607 int save_errno = 0; 608 if (fd >= 0) 609 { 610 err = close(fd); 611 save_errno = err == -1 ? errno : 0; 612 } 613 else 614 { 615 save_errno = EINVAL; 616 } 617 StreamString response; 618 response.PutChar('F'); 619 response.Printf("%i", err); 620 if (save_errno) 621 response.Printf(",%i", save_errno); 622 return SendPacketNoLock(response.GetData(), response.GetSize()); 623 } 624 625 GDBRemoteCommunication::PacketResult 626 GDBRemoteCommunicationServerCommon::Handle_vFile_pRead (StringExtractorGDBRemote &packet) 627 { 628 #ifdef _WIN32 629 // Not implemented on Windows 630 return SendUnimplementedResponse("GDBRemoteCommunicationServerCommon::Handle_vFile_pRead() unimplemented"); 631 #else 632 StreamGDBRemote response; 633 packet.SetFilePos(::strlen("vFile:pread:")); 634 int fd = packet.GetS32(-1); 635 if (packet.GetChar() == ',') 636 { 637 uint64_t count = packet.GetU64(UINT64_MAX); 638 if (packet.GetChar() == ',') 639 { 640 uint64_t offset = packet.GetU64(UINT32_MAX); 641 if (count == UINT64_MAX) 642 { 643 response.Printf("F-1:%i", EINVAL); 644 return SendPacketNoLock(response.GetData(), response.GetSize()); 645 } 646 647 std::string buffer(count, 0); 648 const ssize_t bytes_read = ::pread (fd, &buffer[0], buffer.size(), offset); 649 const int save_errno = bytes_read == -1 ? errno : 0; 650 response.PutChar('F'); 651 response.Printf("%zi", bytes_read); 652 if (save_errno) 653 response.Printf(",%i", save_errno); 654 else 655 { 656 response.PutChar(';'); 657 response.PutEscapedBytes(&buffer[0], bytes_read); 658 } 659 return SendPacketNoLock(response.GetData(), response.GetSize()); 660 } 661 } 662 return SendErrorResponse(21); 663 664 #endif 665 } 666 667 GDBRemoteCommunication::PacketResult 668 GDBRemoteCommunicationServerCommon::Handle_vFile_pWrite (StringExtractorGDBRemote &packet) 669 { 670 #ifdef _WIN32 671 return SendUnimplementedResponse("GDBRemoteCommunicationServerCommon::Handle_vFile_pWrite() unimplemented"); 672 #else 673 packet.SetFilePos(::strlen("vFile:pwrite:")); 674 675 StreamGDBRemote response; 676 response.PutChar('F'); 677 678 int fd = packet.GetU32(UINT32_MAX); 679 if (packet.GetChar() == ',') 680 { 681 off_t offset = packet.GetU64(UINT32_MAX); 682 if (packet.GetChar() == ',') 683 { 684 std::string buffer; 685 if (packet.GetEscapedBinaryData(buffer)) 686 { 687 const ssize_t bytes_written = ::pwrite (fd, buffer.data(), buffer.size(), offset); 688 const int save_errno = bytes_written == -1 ? errno : 0; 689 response.Printf("%zi", bytes_written); 690 if (save_errno) 691 response.Printf(",%i", save_errno); 692 } 693 else 694 { 695 response.Printf ("-1,%i", EINVAL); 696 } 697 return SendPacketNoLock(response.GetData(), response.GetSize()); 698 } 699 } 700 return SendErrorResponse(27); 701 #endif 702 } 703 704 GDBRemoteCommunication::PacketResult 705 GDBRemoteCommunicationServerCommon::Handle_vFile_Size (StringExtractorGDBRemote &packet) 706 { 707 packet.SetFilePos(::strlen("vFile:size:")); 708 std::string path; 709 packet.GetHexByteString(path); 710 if (!path.empty()) 711 { 712 lldb::user_id_t retcode = FileSystem::GetFileSize(FileSpec(path.c_str(), false)); 713 StreamString response; 714 response.PutChar('F'); 715 response.PutHex64(retcode); 716 if (retcode == UINT64_MAX) 717 { 718 response.PutChar(','); 719 response.PutHex64(retcode); // TODO: replace with Host::GetSyswideErrorCode() 720 } 721 return SendPacketNoLock(response.GetData(), response.GetSize()); 722 } 723 return SendErrorResponse(22); 724 } 725 726 GDBRemoteCommunication::PacketResult 727 GDBRemoteCommunicationServerCommon::Handle_vFile_Mode (StringExtractorGDBRemote &packet) 728 { 729 packet.SetFilePos(::strlen("vFile:mode:")); 730 std::string path; 731 packet.GetHexByteString(path); 732 if (!path.empty()) 733 { 734 Error error; 735 const uint32_t mode = File::GetPermissions(path.c_str(), error); 736 StreamString response; 737 response.Printf("F%u", mode); 738 if (mode == 0 || error.Fail()) 739 response.Printf(",%i", (int)error.GetError()); 740 return SendPacketNoLock(response.GetData(), response.GetSize()); 741 } 742 return SendErrorResponse(23); 743 } 744 745 GDBRemoteCommunication::PacketResult 746 GDBRemoteCommunicationServerCommon::Handle_vFile_Exists (StringExtractorGDBRemote &packet) 747 { 748 packet.SetFilePos(::strlen("vFile:exists:")); 749 std::string path; 750 packet.GetHexByteString(path); 751 if (!path.empty()) 752 { 753 bool retcode = FileSystem::GetFileExists(FileSpec(path.c_str(), false)); 754 StreamString response; 755 response.PutChar('F'); 756 response.PutChar(','); 757 if (retcode) 758 response.PutChar('1'); 759 else 760 response.PutChar('0'); 761 return SendPacketNoLock(response.GetData(), response.GetSize()); 762 } 763 return SendErrorResponse(24); 764 } 765 766 GDBRemoteCommunication::PacketResult 767 GDBRemoteCommunicationServerCommon::Handle_vFile_symlink (StringExtractorGDBRemote &packet) 768 { 769 packet.SetFilePos(::strlen("vFile:symlink:")); 770 std::string dst, src; 771 packet.GetHexByteStringTerminatedBy(dst, ','); 772 packet.GetChar(); // Skip ',' char 773 packet.GetHexByteString(src); 774 Error error = FileSystem::Symlink(src.c_str(), dst.c_str()); 775 StreamString response; 776 response.Printf("F%u,%u", error.GetError(), error.GetError()); 777 return SendPacketNoLock(response.GetData(), response.GetSize()); 778 } 779 780 GDBRemoteCommunication::PacketResult 781 GDBRemoteCommunicationServerCommon::Handle_vFile_unlink (StringExtractorGDBRemote &packet) 782 { 783 packet.SetFilePos(::strlen("vFile:unlink:")); 784 std::string path; 785 packet.GetHexByteString(path); 786 Error error = FileSystem::Unlink(path.c_str()); 787 StreamString response; 788 response.Printf("F%u,%u", error.GetError(), error.GetError()); 789 return SendPacketNoLock(response.GetData(), response.GetSize()); 790 } 791 792 GDBRemoteCommunication::PacketResult 793 GDBRemoteCommunicationServerCommon::Handle_qPlatform_shell (StringExtractorGDBRemote &packet) 794 { 795 packet.SetFilePos(::strlen("qPlatform_shell:")); 796 std::string path; 797 std::string working_dir; 798 packet.GetHexByteStringTerminatedBy(path,','); 799 if (!path.empty()) 800 { 801 if (packet.GetChar() == ',') 802 { 803 // FIXME: add timeout to qPlatform_shell packet 804 // uint32_t timeout = packet.GetHexMaxU32(false, 32); 805 uint32_t timeout = 10; 806 if (packet.GetChar() == ',') 807 packet.GetHexByteString(working_dir); 808 int status, signo; 809 std::string output; 810 Error err = Host::RunShellCommand(path.c_str(), 811 working_dir.empty() ? NULL : working_dir.c_str(), 812 &status, &signo, &output, timeout); 813 StreamGDBRemote response; 814 if (err.Fail()) 815 { 816 response.PutCString("F,"); 817 response.PutHex32(UINT32_MAX); 818 } 819 else 820 { 821 response.PutCString("F,"); 822 response.PutHex32(status); 823 response.PutChar(','); 824 response.PutHex32(signo); 825 response.PutChar(','); 826 response.PutEscapedBytes(output.c_str(), output.size()); 827 } 828 return SendPacketNoLock(response.GetData(), response.GetSize()); 829 } 830 } 831 return SendErrorResponse(24); 832 } 833 834 835 GDBRemoteCommunication::PacketResult 836 GDBRemoteCommunicationServerCommon::Handle_vFile_Stat (StringExtractorGDBRemote &packet) 837 { 838 return SendUnimplementedResponse("GDBRemoteCommunicationServerCommon::Handle_vFile_Stat() unimplemented"); 839 } 840 841 GDBRemoteCommunication::PacketResult 842 GDBRemoteCommunicationServerCommon::Handle_vFile_MD5 (StringExtractorGDBRemote &packet) 843 { 844 packet.SetFilePos(::strlen("vFile:MD5:")); 845 std::string path; 846 packet.GetHexByteString(path); 847 if (!path.empty()) 848 { 849 uint64_t a,b; 850 StreamGDBRemote response; 851 if (!FileSystem::CalculateMD5(FileSpec(path.c_str(), false), a, b)) 852 { 853 response.PutCString("F,"); 854 response.PutCString("x"); 855 } 856 else 857 { 858 response.PutCString("F,"); 859 response.PutHex64(a); 860 response.PutHex64(b); 861 } 862 return SendPacketNoLock(response.GetData(), response.GetSize()); 863 } 864 return SendErrorResponse(25); 865 } 866 867 GDBRemoteCommunication::PacketResult 868 GDBRemoteCommunicationServerCommon::Handle_qPlatform_mkdir (StringExtractorGDBRemote &packet) 869 { 870 packet.SetFilePos(::strlen("qPlatform_mkdir:")); 871 mode_t mode = packet.GetHexMaxU32(false, UINT32_MAX); 872 if (packet.GetChar() == ',') 873 { 874 std::string path; 875 packet.GetHexByteString(path); 876 Error error = FileSystem::MakeDirectory(path.c_str(), mode); 877 878 StreamGDBRemote response; 879 response.Printf("F%u", error.GetError()); 880 881 return SendPacketNoLock(response.GetData(), response.GetSize()); 882 } 883 return SendErrorResponse(20); 884 } 885 886 GDBRemoteCommunication::PacketResult 887 GDBRemoteCommunicationServerCommon::Handle_qPlatform_chmod (StringExtractorGDBRemote &packet) 888 { 889 packet.SetFilePos(::strlen("qPlatform_chmod:")); 890 891 mode_t mode = packet.GetHexMaxU32(false, UINT32_MAX); 892 if (packet.GetChar() == ',') 893 { 894 std::string path; 895 packet.GetHexByteString(path); 896 Error error = FileSystem::SetFilePermissions(path.c_str(), mode); 897 898 StreamGDBRemote response; 899 response.Printf("F%u", error.GetError()); 900 901 return SendPacketNoLock(response.GetData(), response.GetSize()); 902 } 903 return SendErrorResponse(19); 904 } 905 906 GDBRemoteCommunication::PacketResult 907 GDBRemoteCommunicationServerCommon::Handle_qSupported (StringExtractorGDBRemote &packet) 908 { 909 StreamGDBRemote response; 910 911 // Features common to lldb-platform and llgs. 912 uint32_t max_packet_size = 128 * 1024; // 128KBytes is a reasonable max packet size--debugger can always use less 913 response.Printf ("PacketSize=%x", max_packet_size); 914 915 response.PutCString (";QStartNoAckMode+"); 916 response.PutCString (";QThreadSuffixSupported+"); 917 response.PutCString (";QListThreadsInStopReply+"); 918 #if defined(__linux__) 919 response.PutCString (";qXfer:auxv:read+"); 920 #endif 921 922 return SendPacketNoLock(response.GetData(), response.GetSize()); 923 } 924 925 GDBRemoteCommunication::PacketResult 926 GDBRemoteCommunicationServerCommon::Handle_QThreadSuffixSupported (StringExtractorGDBRemote &packet) 927 { 928 m_thread_suffix_supported = true; 929 return SendOKResponse(); 930 } 931 932 GDBRemoteCommunication::PacketResult 933 GDBRemoteCommunicationServerCommon::Handle_QListThreadsInStopReply (StringExtractorGDBRemote &packet) 934 { 935 m_list_threads_in_stop_reply = true; 936 return SendOKResponse(); 937 } 938 939 GDBRemoteCommunication::PacketResult 940 GDBRemoteCommunicationServerCommon::Handle_QSetDetachOnError (StringExtractorGDBRemote &packet) 941 { 942 packet.SetFilePos(::strlen ("QSetDetachOnError:")); 943 if (packet.GetU32(0)) 944 m_process_launch_info.GetFlags().Set (eLaunchFlagDetachOnError); 945 else 946 m_process_launch_info.GetFlags().Clear (eLaunchFlagDetachOnError); 947 return SendOKResponse (); 948 } 949 950 GDBRemoteCommunication::PacketResult 951 GDBRemoteCommunicationServerCommon::Handle_QStartNoAckMode (StringExtractorGDBRemote &packet) 952 { 953 // Send response first before changing m_send_acks to we ack this packet 954 PacketResult packet_result = SendOKResponse (); 955 m_send_acks = false; 956 return packet_result; 957 } 958 959 GDBRemoteCommunication::PacketResult 960 GDBRemoteCommunicationServerCommon::Handle_QSetSTDIN (StringExtractorGDBRemote &packet) 961 { 962 packet.SetFilePos(::strlen ("QSetSTDIN:")); 963 FileAction file_action; 964 std::string path; 965 packet.GetHexByteString(path); 966 const bool read = false; 967 const bool write = true; 968 if (file_action.Open(STDIN_FILENO, path.c_str(), read, write)) 969 { 970 m_process_launch_info.AppendFileAction(file_action); 971 return SendOKResponse (); 972 } 973 return SendErrorResponse (15); 974 } 975 976 GDBRemoteCommunication::PacketResult 977 GDBRemoteCommunicationServerCommon::Handle_QSetSTDOUT (StringExtractorGDBRemote &packet) 978 { 979 packet.SetFilePos(::strlen ("QSetSTDOUT:")); 980 FileAction file_action; 981 std::string path; 982 packet.GetHexByteString(path); 983 const bool read = true; 984 const bool write = false; 985 if (file_action.Open(STDOUT_FILENO, path.c_str(), read, write)) 986 { 987 m_process_launch_info.AppendFileAction(file_action); 988 return SendOKResponse (); 989 } 990 return SendErrorResponse (16); 991 } 992 993 GDBRemoteCommunication::PacketResult 994 GDBRemoteCommunicationServerCommon::Handle_QSetSTDERR (StringExtractorGDBRemote &packet) 995 { 996 packet.SetFilePos(::strlen ("QSetSTDERR:")); 997 FileAction file_action; 998 std::string path; 999 packet.GetHexByteString(path); 1000 const bool read = true; 1001 const bool write = false; 1002 if (file_action.Open(STDERR_FILENO, path.c_str(), read, write)) 1003 { 1004 m_process_launch_info.AppendFileAction(file_action); 1005 return SendOKResponse (); 1006 } 1007 return SendErrorResponse (17); 1008 } 1009 1010 GDBRemoteCommunication::PacketResult 1011 GDBRemoteCommunicationServerCommon::Handle_qLaunchSuccess (StringExtractorGDBRemote &packet) 1012 { 1013 if (m_process_launch_error.Success()) 1014 return SendOKResponse(); 1015 StreamString response; 1016 response.PutChar('E'); 1017 response.PutCString(m_process_launch_error.AsCString("<unknown error>")); 1018 return SendPacketNoLock (response.GetData(), response.GetSize()); 1019 } 1020 1021 GDBRemoteCommunication::PacketResult 1022 GDBRemoteCommunicationServerCommon::Handle_QEnvironment (StringExtractorGDBRemote &packet) 1023 { 1024 packet.SetFilePos(::strlen ("QEnvironment:")); 1025 const uint32_t bytes_left = packet.GetBytesLeft(); 1026 if (bytes_left > 0) 1027 { 1028 m_process_launch_info.GetEnvironmentEntries ().AppendArgument (packet.Peek()); 1029 return SendOKResponse (); 1030 } 1031 return SendErrorResponse (12); 1032 } 1033 1034 GDBRemoteCommunication::PacketResult 1035 GDBRemoteCommunicationServerCommon::Handle_QEnvironmentHexEncoded (StringExtractorGDBRemote &packet) 1036 { 1037 packet.SetFilePos(::strlen("QEnvironmentHexEncoded:")); 1038 const uint32_t bytes_left = packet.GetBytesLeft(); 1039 if (bytes_left > 0) 1040 { 1041 std::string str; 1042 packet.GetHexByteString(str); 1043 m_process_launch_info.GetEnvironmentEntries().AppendArgument(str.c_str()); 1044 return SendOKResponse(); 1045 } 1046 return SendErrorResponse(12); 1047 } 1048 1049 GDBRemoteCommunication::PacketResult 1050 GDBRemoteCommunicationServerCommon::Handle_QLaunchArch (StringExtractorGDBRemote &packet) 1051 { 1052 packet.SetFilePos(::strlen ("QLaunchArch:")); 1053 const uint32_t bytes_left = packet.GetBytesLeft(); 1054 if (bytes_left > 0) 1055 { 1056 const char* arch_triple = packet.Peek(); 1057 ArchSpec arch_spec(arch_triple,NULL); 1058 m_process_launch_info.SetArchitecture(arch_spec); 1059 return SendOKResponse(); 1060 } 1061 return SendErrorResponse(13); 1062 } 1063 1064 GDBRemoteCommunication::PacketResult 1065 GDBRemoteCommunicationServerCommon::Handle_A (StringExtractorGDBRemote &packet) 1066 { 1067 // The 'A' packet is the most over designed packet ever here with 1068 // redundant argument indexes, redundant argument lengths and needed hex 1069 // encoded argument string values. Really all that is needed is a comma 1070 // separated hex encoded argument value list, but we will stay true to the 1071 // documented version of the 'A' packet here... 1072 1073 Log *log (GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PROCESS)); 1074 int actual_arg_index = 0; 1075 1076 packet.SetFilePos(1); // Skip the 'A' 1077 bool success = true; 1078 while (success && packet.GetBytesLeft() > 0) 1079 { 1080 // Decode the decimal argument string length. This length is the 1081 // number of hex nibbles in the argument string value. 1082 const uint32_t arg_len = packet.GetU32(UINT32_MAX); 1083 if (arg_len == UINT32_MAX) 1084 success = false; 1085 else 1086 { 1087 // Make sure the argument hex string length is followed by a comma 1088 if (packet.GetChar() != ',') 1089 success = false; 1090 else 1091 { 1092 // Decode the argument index. We ignore this really because 1093 // who would really send down the arguments in a random order??? 1094 const uint32_t arg_idx = packet.GetU32(UINT32_MAX); 1095 if (arg_idx == UINT32_MAX) 1096 success = false; 1097 else 1098 { 1099 // Make sure the argument index is followed by a comma 1100 if (packet.GetChar() != ',') 1101 success = false; 1102 else 1103 { 1104 // Decode the argument string value from hex bytes 1105 // back into a UTF8 string and make sure the length 1106 // matches the one supplied in the packet 1107 std::string arg; 1108 if (packet.GetHexByteStringFixedLength(arg, arg_len) != (arg_len / 2)) 1109 success = false; 1110 else 1111 { 1112 // If there are any bytes left 1113 if (packet.GetBytesLeft()) 1114 { 1115 if (packet.GetChar() != ',') 1116 success = false; 1117 } 1118 1119 if (success) 1120 { 1121 if (arg_idx == 0) 1122 m_process_launch_info.GetExecutableFile().SetFile(arg.c_str(), false); 1123 m_process_launch_info.GetArguments().AppendArgument(arg.c_str()); 1124 if (log) 1125 log->Printf ("LLGSPacketHandler::%s added arg %d: \"%s\"", __FUNCTION__, actual_arg_index, arg.c_str ()); 1126 ++actual_arg_index; 1127 } 1128 } 1129 } 1130 } 1131 } 1132 } 1133 } 1134 1135 if (success) 1136 { 1137 m_process_launch_error = LaunchProcess (); 1138 if (m_process_launch_info.GetProcessID() != LLDB_INVALID_PROCESS_ID) 1139 { 1140 return SendOKResponse (); 1141 } 1142 else 1143 { 1144 Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PROCESS)); 1145 if (log) 1146 log->Printf("LLGSPacketHandler::%s failed to launch exe: %s", 1147 __FUNCTION__, 1148 m_process_launch_error.AsCString()); 1149 1150 } 1151 } 1152 return SendErrorResponse (8); 1153 } 1154 1155 GDBRemoteCommunication::PacketResult 1156 GDBRemoteCommunicationServerCommon::Handle_qModuleInfo (StringExtractorGDBRemote &packet) 1157 { 1158 packet.SetFilePos(::strlen ("qModuleInfo:")); 1159 1160 std::string module_path; 1161 packet.GetHexByteStringTerminatedBy(module_path, ';'); 1162 if (module_path.empty()) 1163 return SendErrorResponse (1); 1164 1165 if (packet.GetChar() != ';') 1166 return SendErrorResponse (2); 1167 1168 std::string triple; 1169 packet.GetHexByteString(triple); 1170 ArchSpec arch(triple.c_str()); 1171 1172 const FileSpec req_module_path_spec(module_path.c_str(), true); 1173 const FileSpec module_path_spec = FindModuleFile(req_module_path_spec.GetPath(), arch); 1174 const ModuleSpec module_spec(module_path_spec, arch); 1175 1176 ModuleSpecList module_specs; 1177 if (!ObjectFile::GetModuleSpecifications(module_path_spec, 0, 0, module_specs)) 1178 return SendErrorResponse (3); 1179 1180 ModuleSpec matched_module_spec; 1181 if (!module_specs.FindMatchingModuleSpec(module_spec, matched_module_spec)) 1182 return SendErrorResponse (4); 1183 1184 const auto file_offset = matched_module_spec.GetObjectOffset(); 1185 const auto file_size = matched_module_spec.GetObjectSize(); 1186 const auto uuid_str = matched_module_spec.GetUUID().GetAsString(""); 1187 1188 StreamGDBRemote response; 1189 1190 if (uuid_str.empty()) 1191 { 1192 std::string md5_hash; 1193 if (!FileSystem::CalculateMD5AsString(matched_module_spec.GetFileSpec(), file_offset, file_size, md5_hash)) 1194 return SendErrorResponse (5); 1195 response.PutCString ("md5:"); 1196 response.PutCStringAsRawHex8(md5_hash.c_str()); 1197 } 1198 else{ 1199 response.PutCString ("uuid:"); 1200 response.PutCStringAsRawHex8(uuid_str.c_str()); 1201 } 1202 response.PutChar(';'); 1203 1204 const auto &module_arch = matched_module_spec.GetArchitecture(); 1205 response.PutCString("triple:"); 1206 response.PutCStringAsRawHex8( module_arch.GetTriple().getTriple().c_str()); 1207 response.PutChar(';'); 1208 1209 response.PutCString("file_path:"); 1210 response.PutCStringAsRawHex8(module_path_spec.GetPath().c_str()); 1211 response.PutChar(';'); 1212 response.PutCString("file_offset:"); 1213 response.PutHex64(file_offset); 1214 response.PutChar(';'); 1215 response.PutCString("file_size:"); 1216 response.PutHex64(file_size); 1217 response.PutChar(';'); 1218 1219 return SendPacketNoLock(response.GetData(), response.GetSize()); 1220 } 1221 1222 void 1223 GDBRemoteCommunicationServerCommon::CreateProcessInfoResponse (const ProcessInstanceInfo &proc_info, 1224 StreamString &response) 1225 { 1226 response.Printf ("pid:%" PRIu64 ";ppid:%" PRIu64 ";uid:%i;gid:%i;euid:%i;egid:%i;", 1227 proc_info.GetProcessID(), 1228 proc_info.GetParentProcessID(), 1229 proc_info.GetUserID(), 1230 proc_info.GetGroupID(), 1231 proc_info.GetEffectiveUserID(), 1232 proc_info.GetEffectiveGroupID()); 1233 response.PutCString ("name:"); 1234 response.PutCStringAsRawHex8(proc_info.GetExecutableFile().GetPath().c_str()); 1235 response.PutChar(';'); 1236 const ArchSpec &proc_arch = proc_info.GetArchitecture(); 1237 if (proc_arch.IsValid()) 1238 { 1239 const llvm::Triple &proc_triple = proc_arch.GetTriple(); 1240 response.PutCString("triple:"); 1241 response.PutCStringAsRawHex8(proc_triple.getTriple().c_str()); 1242 response.PutChar(';'); 1243 } 1244 } 1245 1246 void 1247 GDBRemoteCommunicationServerCommon::CreateProcessInfoResponse_DebugServerStyle ( 1248 const ProcessInstanceInfo &proc_info, StreamString &response) 1249 { 1250 response.Printf ("pid:%" PRIx64 ";parent-pid:%" PRIx64 ";real-uid:%x;real-gid:%x;effective-uid:%x;effective-gid:%x;", 1251 proc_info.GetProcessID(), 1252 proc_info.GetParentProcessID(), 1253 proc_info.GetUserID(), 1254 proc_info.GetGroupID(), 1255 proc_info.GetEffectiveUserID(), 1256 proc_info.GetEffectiveGroupID()); 1257 1258 const ArchSpec &proc_arch = proc_info.GetArchitecture(); 1259 if (proc_arch.IsValid()) 1260 { 1261 const llvm::Triple &proc_triple = proc_arch.GetTriple(); 1262 #if defined(__APPLE__) 1263 // We'll send cputype/cpusubtype. 1264 const uint32_t cpu_type = proc_arch.GetMachOCPUType(); 1265 if (cpu_type != 0) 1266 response.Printf ("cputype:%" PRIx32 ";", cpu_type); 1267 1268 const uint32_t cpu_subtype = proc_arch.GetMachOCPUSubType(); 1269 if (cpu_subtype != 0) 1270 response.Printf ("cpusubtype:%" PRIx32 ";", cpu_subtype); 1271 1272 const std::string vendor = proc_triple.getVendorName (); 1273 if (!vendor.empty ()) 1274 response.Printf ("vendor:%s;", vendor.c_str ()); 1275 #else 1276 // We'll send the triple. 1277 response.PutCString("triple:"); 1278 response.PutCStringAsRawHex8(proc_triple.getTriple().c_str()); 1279 response.PutChar(';'); 1280 #endif 1281 std::string ostype = proc_triple.getOSName (); 1282 // Adjust so ostype reports ios for Apple/ARM and Apple/ARM64. 1283 if (proc_triple.getVendor () == llvm::Triple::Apple) 1284 { 1285 switch (proc_triple.getArch ()) 1286 { 1287 case llvm::Triple::arm: 1288 case llvm::Triple::aarch64: 1289 ostype = "ios"; 1290 break; 1291 default: 1292 // No change. 1293 break; 1294 } 1295 } 1296 response.Printf ("ostype:%s;", ostype.c_str ()); 1297 1298 1299 switch (proc_arch.GetByteOrder ()) 1300 { 1301 case lldb::eByteOrderLittle: response.PutCString ("endian:little;"); break; 1302 case lldb::eByteOrderBig: response.PutCString ("endian:big;"); break; 1303 case lldb::eByteOrderPDP: response.PutCString ("endian:pdp;"); break; 1304 default: 1305 // Nothing. 1306 break; 1307 } 1308 1309 if (proc_triple.isArch64Bit ()) 1310 response.PutCString ("ptrsize:8;"); 1311 else if (proc_triple.isArch32Bit ()) 1312 response.PutCString ("ptrsize:4;"); 1313 else if (proc_triple.isArch16Bit ()) 1314 response.PutCString ("ptrsize:2;"); 1315 } 1316 } 1317 1318 FileSpec 1319 GDBRemoteCommunicationServerCommon::FindModuleFile(const std::string& module_path, 1320 const ArchSpec& arch) 1321 { 1322 #ifdef __ANDROID__ 1323 return HostInfoAndroid::ResolveLibraryPath(module_path, arch); 1324 #else 1325 return FileSpec(module_path.c_str(), true); 1326 #endif 1327 } 1328