1 //===-- PlatformRemoteGDBServer.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 "lldb/lldb-python.h" 11 12 #include "PlatformRemoteGDBServer.h" 13 #include "lldb/Host/Config.h" 14 15 // C++ Includes 16 // Other libraries and framework includes 17 // Project includes 18 #include "lldb/Breakpoint/BreakpointLocation.h" 19 #include "lldb/Core/Debugger.h" 20 #include "lldb/Core/Error.h" 21 #include "lldb/Core/Log.h" 22 #include "lldb/Core/Module.h" 23 #include "lldb/Core/ModuleList.h" 24 #include "lldb/Core/ModuleSpec.h" 25 #include "lldb/Core/PluginManager.h" 26 #include "lldb/Core/StreamString.h" 27 #include "lldb/Host/ConnectionFileDescriptor.h" 28 #include "lldb/Host/FileSpec.h" 29 #include "lldb/Host/Host.h" 30 #include "lldb/Target/Process.h" 31 #include "lldb/Target/Target.h" 32 33 #include "Utility/UriParser.h" 34 35 using namespace lldb; 36 using namespace lldb_private; 37 38 static bool g_initialized = false; 39 40 void 41 PlatformRemoteGDBServer::Initialize () 42 { 43 if (g_initialized == false) 44 { 45 g_initialized = true; 46 PluginManager::RegisterPlugin (PlatformRemoteGDBServer::GetPluginNameStatic(), 47 PlatformRemoteGDBServer::GetDescriptionStatic(), 48 PlatformRemoteGDBServer::CreateInstance); 49 } 50 } 51 52 void 53 PlatformRemoteGDBServer::Terminate () 54 { 55 if (g_initialized) 56 { 57 g_initialized = false; 58 PluginManager::UnregisterPlugin (PlatformRemoteGDBServer::CreateInstance); 59 } 60 } 61 62 PlatformSP 63 PlatformRemoteGDBServer::CreateInstance (bool force, const lldb_private::ArchSpec *arch) 64 { 65 bool create = force; 66 if (!create) 67 { 68 create = !arch->TripleVendorWasSpecified() && !arch->TripleOSWasSpecified(); 69 } 70 if (create) 71 return PlatformSP(new PlatformRemoteGDBServer()); 72 return PlatformSP(); 73 } 74 75 76 lldb_private::ConstString 77 PlatformRemoteGDBServer::GetPluginNameStatic() 78 { 79 static ConstString g_name("remote-gdb-server"); 80 return g_name; 81 } 82 83 const char * 84 PlatformRemoteGDBServer::GetDescriptionStatic() 85 { 86 return "A platform that uses the GDB remote protocol as the communication transport."; 87 } 88 89 const char * 90 PlatformRemoteGDBServer::GetDescription () 91 { 92 if (m_platform_description.empty()) 93 { 94 if (IsConnected()) 95 { 96 // Send the get description packet 97 } 98 } 99 100 if (!m_platform_description.empty()) 101 return m_platform_description.c_str(); 102 return GetDescriptionStatic(); 103 } 104 105 Error 106 PlatformRemoteGDBServer::ResolveExecutable (const ModuleSpec &module_spec, 107 lldb::ModuleSP &exe_module_sp, 108 const FileSpecList *module_search_paths_ptr) 109 { 110 // copied from PlatformRemoteiOS 111 112 Error error; 113 // Nothing special to do here, just use the actual file and architecture 114 115 ModuleSpec resolved_module_spec(module_spec); 116 117 // Resolve any executable within an apk on Android? 118 //Host::ResolveExecutableInBundle (resolved_module_spec.GetFileSpec()); 119 120 if (resolved_module_spec.GetFileSpec().Exists()) 121 { 122 if (resolved_module_spec.GetArchitecture().IsValid() || resolved_module_spec.GetUUID().IsValid()) 123 { 124 error = ModuleList::GetSharedModule (resolved_module_spec, 125 exe_module_sp, 126 NULL, 127 NULL, 128 NULL); 129 130 if (exe_module_sp && exe_module_sp->GetObjectFile()) 131 return error; 132 exe_module_sp.reset(); 133 } 134 // No valid architecture was specified or the exact arch wasn't 135 // found so ask the platform for the architectures that we should be 136 // using (in the correct order) and see if we can find a match that way 137 StreamString arch_names; 138 for (uint32_t idx = 0; GetSupportedArchitectureAtIndex (idx, resolved_module_spec.GetArchitecture()); ++idx) 139 { 140 error = ModuleList::GetSharedModule (resolved_module_spec, 141 exe_module_sp, 142 NULL, 143 NULL, 144 NULL); 145 // Did we find an executable using one of the 146 if (error.Success()) 147 { 148 if (exe_module_sp && exe_module_sp->GetObjectFile()) 149 break; 150 else 151 error.SetErrorToGenericError(); 152 } 153 154 if (idx > 0) 155 arch_names.PutCString (", "); 156 arch_names.PutCString (resolved_module_spec.GetArchitecture().GetArchitectureName()); 157 } 158 159 if (error.Fail() || !exe_module_sp) 160 { 161 if (resolved_module_spec.GetFileSpec().Readable()) 162 { 163 error.SetErrorStringWithFormat ("'%s' doesn't contain any '%s' platform architectures: %s", 164 resolved_module_spec.GetFileSpec().GetPath().c_str(), 165 GetPluginName().GetCString(), 166 arch_names.GetString().c_str()); 167 } 168 else 169 { 170 error.SetErrorStringWithFormat("'%s' is not readable", resolved_module_spec.GetFileSpec().GetPath().c_str()); 171 } 172 } 173 } 174 else 175 { 176 error.SetErrorStringWithFormat ("'%s' does not exist", 177 resolved_module_spec.GetFileSpec().GetPath().c_str()); 178 } 179 180 return error; 181 } 182 183 Error 184 PlatformRemoteGDBServer::GetFileWithUUID (const FileSpec &platform_file, 185 const UUID *uuid_ptr, 186 FileSpec &local_file) 187 { 188 // Default to the local case 189 local_file = platform_file; 190 return Error(); 191 } 192 193 //------------------------------------------------------------------ 194 /// Default Constructor 195 //------------------------------------------------------------------ 196 PlatformRemoteGDBServer::PlatformRemoteGDBServer () : 197 Platform(false), // This is a remote platform 198 m_gdb_client(true) 199 { 200 } 201 202 //------------------------------------------------------------------ 203 /// Destructor. 204 /// 205 /// The destructor is virtual since this class is designed to be 206 /// inherited from by the plug-in instance. 207 //------------------------------------------------------------------ 208 PlatformRemoteGDBServer::~PlatformRemoteGDBServer() 209 { 210 } 211 212 bool 213 PlatformRemoteGDBServer::GetSupportedArchitectureAtIndex (uint32_t idx, ArchSpec &arch) 214 { 215 ArchSpec remote_arch = m_gdb_client.GetSystemArchitecture(); 216 217 // TODO: 64 bit systems should also advertize support for 32 bit arch 218 // unknown CPU, we just support the one arch 219 if (idx == 0) 220 { 221 arch = remote_arch; 222 return true; 223 } 224 return false; 225 } 226 227 size_t 228 PlatformRemoteGDBServer::GetSoftwareBreakpointTrapOpcode (Target &target, BreakpointSite *bp_site) 229 { 230 // This isn't needed if the z/Z packets are supported in the GDB remote 231 // server. But we might need a packet to detect this. 232 return 0; 233 } 234 235 bool 236 PlatformRemoteGDBServer::GetRemoteOSVersion () 237 { 238 uint32_t major, minor, update; 239 if (m_gdb_client.GetOSVersion (major, minor, update)) 240 { 241 m_major_os_version = major; 242 m_minor_os_version = minor; 243 m_update_os_version = update; 244 return true; 245 } 246 return false; 247 } 248 249 bool 250 PlatformRemoteGDBServer::GetRemoteOSBuildString (std::string &s) 251 { 252 return m_gdb_client.GetOSBuildString (s); 253 } 254 255 bool 256 PlatformRemoteGDBServer::GetRemoteOSKernelDescription (std::string &s) 257 { 258 return m_gdb_client.GetOSKernelDescription (s); 259 } 260 261 // Remote Platform subclasses need to override this function 262 ArchSpec 263 PlatformRemoteGDBServer::GetRemoteSystemArchitecture () 264 { 265 return m_gdb_client.GetSystemArchitecture(); 266 } 267 268 lldb_private::ConstString 269 PlatformRemoteGDBServer::GetRemoteWorkingDirectory() 270 { 271 if (IsConnected()) 272 { 273 Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM); 274 std::string cwd; 275 if (m_gdb_client.GetWorkingDir(cwd)) 276 { 277 ConstString working_dir(cwd.c_str()); 278 if (log) 279 log->Printf("PlatformRemoteGDBServer::GetRemoteWorkingDirectory() -> '%s'", working_dir.GetCString()); 280 return working_dir; 281 } 282 else 283 { 284 return ConstString(); 285 } 286 } 287 else 288 { 289 return Platform::GetRemoteWorkingDirectory(); 290 } 291 } 292 293 bool 294 PlatformRemoteGDBServer::SetRemoteWorkingDirectory(const lldb_private::ConstString &path) 295 { 296 if (IsConnected()) 297 { 298 // Clear the working directory it case it doesn't get set correctly. This will 299 // for use to re-read it 300 Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM); 301 if (log) 302 log->Printf("PlatformRemoteGDBServer::SetRemoteWorkingDirectory('%s')", path.GetCString()); 303 return m_gdb_client.SetWorkingDir(path.GetCString()) == 0; 304 } 305 else 306 return Platform::SetRemoteWorkingDirectory(path); 307 } 308 309 bool 310 PlatformRemoteGDBServer::IsConnected () const 311 { 312 return m_gdb_client.IsConnected(); 313 } 314 315 Error 316 PlatformRemoteGDBServer::ConnectRemote (Args& args) 317 { 318 Error error; 319 if (IsConnected()) 320 { 321 error.SetErrorStringWithFormat ("the platform is already connected to '%s', execute 'platform disconnect' to close the current connection", 322 GetHostname()); 323 } 324 else 325 { 326 if (args.GetArgumentCount() == 1) 327 { 328 const char *url = args.GetArgumentAtIndex(0); 329 m_gdb_client.SetConnection (new ConnectionFileDescriptor()); 330 331 // we're going to reuse the hostname when we connect to the debugserver 332 std::string scheme; 333 int port; 334 std::string path; 335 if ( !UriParser::Parse(url, scheme, m_platform_hostname, port, path) ) 336 { 337 error.SetErrorString("invalid uri"); 338 return error; 339 } 340 341 const ConnectionStatus status = m_gdb_client.Connect(url, &error); 342 if (status == eConnectionStatusSuccess) 343 { 344 if (m_gdb_client.HandshakeWithServer(&error)) 345 { 346 m_gdb_client.GetHostInfo(); 347 // If a working directory was set prior to connecting, send it down now 348 if (m_working_dir) 349 m_gdb_client.SetWorkingDir(m_working_dir.GetCString()); 350 } 351 else 352 { 353 m_gdb_client.Disconnect(); 354 if (error.Success()) 355 error.SetErrorString("handshake failed"); 356 } 357 } 358 } 359 else 360 { 361 error.SetErrorString ("\"platform connect\" takes a single argument: <connect-url>"); 362 } 363 } 364 365 return error; 366 } 367 368 Error 369 PlatformRemoteGDBServer::DisconnectRemote () 370 { 371 Error error; 372 m_gdb_client.Disconnect(&error); 373 return error; 374 } 375 376 const char * 377 PlatformRemoteGDBServer::GetHostname () 378 { 379 m_gdb_client.GetHostname (m_name); 380 if (m_name.empty()) 381 return NULL; 382 return m_name.c_str(); 383 } 384 385 const char * 386 PlatformRemoteGDBServer::GetUserName (uint32_t uid) 387 { 388 // Try and get a cache user name first 389 const char *cached_user_name = Platform::GetUserName(uid); 390 if (cached_user_name) 391 return cached_user_name; 392 std::string name; 393 if (m_gdb_client.GetUserName(uid, name)) 394 return SetCachedUserName(uid, name.c_str(), name.size()); 395 396 SetUserNameNotFound(uid); // Negative cache so we don't keep sending packets 397 return NULL; 398 } 399 400 const char * 401 PlatformRemoteGDBServer::GetGroupName (uint32_t gid) 402 { 403 const char *cached_group_name = Platform::GetGroupName(gid); 404 if (cached_group_name) 405 return cached_group_name; 406 std::string name; 407 if (m_gdb_client.GetGroupName(gid, name)) 408 return SetCachedGroupName(gid, name.c_str(), name.size()); 409 410 SetGroupNameNotFound(gid); // Negative cache so we don't keep sending packets 411 return NULL; 412 } 413 414 uint32_t 415 PlatformRemoteGDBServer::FindProcesses (const ProcessInstanceInfoMatch &match_info, 416 ProcessInstanceInfoList &process_infos) 417 { 418 return m_gdb_client.FindProcesses (match_info, process_infos); 419 } 420 421 bool 422 PlatformRemoteGDBServer::GetProcessInfo (lldb::pid_t pid, ProcessInstanceInfo &process_info) 423 { 424 return m_gdb_client.GetProcessInfo (pid, process_info); 425 } 426 427 428 Error 429 PlatformRemoteGDBServer::LaunchProcess (ProcessLaunchInfo &launch_info) 430 { 431 Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_PLATFORM)); 432 Error error; 433 lldb::pid_t pid = LLDB_INVALID_PROCESS_ID; 434 435 if (log) 436 log->Printf ("PlatformRemoteGDBServer::%s() called", __FUNCTION__); 437 438 m_gdb_client.SetSTDIN ("/dev/null"); 439 m_gdb_client.SetSTDOUT ("/dev/null"); 440 m_gdb_client.SetSTDERR ("/dev/null"); 441 m_gdb_client.SetDisableASLR (launch_info.GetFlags().Test (eLaunchFlagDisableASLR)); 442 m_gdb_client.SetDetachOnError (launch_info.GetFlags().Test (eLaunchFlagDetachOnError)); 443 444 const char *working_dir = launch_info.GetWorkingDirectory(); 445 if (working_dir && working_dir[0]) 446 { 447 m_gdb_client.SetWorkingDir (working_dir); 448 } 449 450 // Send the environment and the program + arguments after we connect 451 const char **envp = launch_info.GetEnvironmentEntries().GetConstArgumentVector(); 452 453 if (envp) 454 { 455 const char *env_entry; 456 for (int i=0; (env_entry = envp[i]); ++i) 457 { 458 if (m_gdb_client.SendEnvironmentPacket(env_entry) != 0) 459 break; 460 } 461 } 462 463 ArchSpec arch_spec = launch_info.GetArchitecture(); 464 const char *arch_triple = arch_spec.GetTriple().str().c_str(); 465 466 m_gdb_client.SendLaunchArchPacket(arch_triple); 467 if (log) 468 log->Printf ("PlatformRemoteGDBServer::%s() set launch architecture triple to '%s'", __FUNCTION__, arch_triple ? arch_triple : "<NULL>"); 469 470 const uint32_t old_packet_timeout = m_gdb_client.SetPacketTimeout (5); 471 int arg_packet_err = m_gdb_client.SendArgumentsPacket (launch_info); 472 m_gdb_client.SetPacketTimeout (old_packet_timeout); 473 if (arg_packet_err == 0) 474 { 475 std::string error_str; 476 if (m_gdb_client.GetLaunchSuccess (error_str)) 477 { 478 pid = m_gdb_client.GetCurrentProcessID (); 479 if (pid != LLDB_INVALID_PROCESS_ID) 480 { 481 launch_info.SetProcessID (pid); 482 if (log) 483 log->Printf ("PlatformRemoteGDBServer::%s() pid %" PRIu64 " launched successfully", __FUNCTION__, pid); 484 } 485 else 486 { 487 if (log) 488 log->Printf ("PlatformRemoteGDBServer::%s() launch succeeded but we didn't get a valid process id back!", __FUNCTION__); 489 // FIXME isn't this an error condition? Do we need to set an error here? Check with Greg. 490 } 491 } 492 else 493 { 494 error.SetErrorString (error_str.c_str()); 495 if (log) 496 log->Printf ("PlatformRemoteGDBServer::%s() launch failed: %s", __FUNCTION__, error.AsCString ()); 497 } 498 } 499 else 500 { 501 error.SetErrorStringWithFormat("'A' packet returned an error: %i", arg_packet_err); 502 } 503 return error; 504 } 505 506 lldb::ProcessSP 507 PlatformRemoteGDBServer::DebugProcess (lldb_private::ProcessLaunchInfo &launch_info, 508 lldb_private::Debugger &debugger, 509 lldb_private::Target *target, // Can be NULL, if NULL create a new target, else use existing one 510 lldb_private::Error &error) 511 { 512 lldb::ProcessSP process_sp; 513 if (IsRemote()) 514 { 515 if (IsConnected()) 516 { 517 lldb::pid_t debugserver_pid = LLDB_INVALID_PROCESS_ID; 518 ArchSpec remote_arch = GetRemoteSystemArchitecture(); 519 llvm::Triple &remote_triple = remote_arch.GetTriple(); 520 uint16_t port = 0; 521 if (remote_triple.getVendor() == llvm::Triple::Apple && remote_triple.getOS() == llvm::Triple::IOS) 522 { 523 // When remote debugging to iOS, we use a USB mux that always talks 524 // to localhost, so we will need the remote debugserver to accept connections 525 // only from localhost, no matter what our current hostname is 526 port = m_gdb_client.LaunchGDBserverAndGetPort(debugserver_pid, "127.0.0.1"); 527 } 528 else 529 { 530 // All other hosts should use their actual hostname 531 port = m_gdb_client.LaunchGDBserverAndGetPort(debugserver_pid, NULL); 532 } 533 534 if (port == 0) 535 { 536 error.SetErrorStringWithFormat ("unable to launch a GDB server on '%s'", GetHostname ()); 537 } 538 else 539 { 540 if (target == NULL) 541 { 542 TargetSP new_target_sp; 543 544 error = debugger.GetTargetList().CreateTarget (debugger, 545 NULL, 546 NULL, 547 false, 548 NULL, 549 new_target_sp); 550 target = new_target_sp.get(); 551 } 552 else 553 error.Clear(); 554 555 if (target && error.Success()) 556 { 557 debugger.GetTargetList().SetSelectedTarget(target); 558 559 // The darwin always currently uses the GDB remote debugger plug-in 560 // so even when debugging locally we are debugging remotely! 561 process_sp = target->CreateProcess (launch_info.GetListenerForProcess(debugger), "gdb-remote", NULL); 562 563 if (process_sp) 564 { 565 char connect_url[256]; 566 const char *override_hostname = getenv("LLDB_PLATFORM_REMOTE_GDB_SERVER_HOSTNAME"); 567 const char *port_offset_c_str = getenv("LLDB_PLATFORM_REMOTE_GDB_SERVER_PORT_OFFSET"); 568 int port_offset = port_offset_c_str ? ::atoi(port_offset_c_str) : 0; 569 const int connect_url_len = ::snprintf (connect_url, 570 sizeof(connect_url), 571 "connect://%s:%u", 572 override_hostname ? override_hostname : m_platform_hostname.c_str(), 573 port + port_offset); 574 assert (connect_url_len < (int)sizeof(connect_url)); 575 error = process_sp->ConnectRemote (NULL, connect_url); 576 // Retry the connect remote one time... 577 if (error.Fail()) 578 error = process_sp->ConnectRemote (NULL, connect_url); 579 if (error.Success()) 580 error = process_sp->Launch(launch_info); 581 else if (debugserver_pid != LLDB_INVALID_PROCESS_ID) 582 { 583 printf ("error: connect remote failed (%s)\n", error.AsCString()); 584 m_gdb_client.KillSpawnedProcess(debugserver_pid); 585 } 586 } 587 } 588 } 589 } 590 else 591 { 592 error.SetErrorString("not connected to remote gdb server"); 593 } 594 } 595 return process_sp; 596 597 } 598 599 lldb::ProcessSP 600 PlatformRemoteGDBServer::Attach (lldb_private::ProcessAttachInfo &attach_info, 601 Debugger &debugger, 602 Target *target, // Can be NULL, if NULL create a new target, else use existing one 603 Error &error) 604 { 605 lldb::ProcessSP process_sp; 606 if (IsRemote()) 607 { 608 if (IsConnected()) 609 { 610 lldb::pid_t debugserver_pid = LLDB_INVALID_PROCESS_ID; 611 ArchSpec remote_arch = GetRemoteSystemArchitecture(); 612 llvm::Triple &remote_triple = remote_arch.GetTriple(); 613 uint16_t port = 0; 614 if (remote_triple.getVendor() == llvm::Triple::Apple && remote_triple.getOS() == llvm::Triple::IOS) 615 { 616 // When remote debugging to iOS, we use a USB mux that always talks 617 // to localhost, so we will need the remote debugserver to accept connections 618 // only from localhost, no matter what our current hostname is 619 port = m_gdb_client.LaunchGDBserverAndGetPort(debugserver_pid, "127.0.0.1"); 620 } 621 else 622 { 623 // All other hosts should use their actual hostname 624 port = m_gdb_client.LaunchGDBserverAndGetPort(debugserver_pid, NULL); 625 } 626 627 if (port == 0) 628 { 629 error.SetErrorStringWithFormat ("unable to launch a GDB server on '%s'", GetHostname ()); 630 } 631 else 632 { 633 if (target == NULL) 634 { 635 TargetSP new_target_sp; 636 637 error = debugger.GetTargetList().CreateTarget (debugger, 638 NULL, 639 NULL, 640 false, 641 NULL, 642 new_target_sp); 643 target = new_target_sp.get(); 644 } 645 else 646 error.Clear(); 647 648 if (target && error.Success()) 649 { 650 debugger.GetTargetList().SetSelectedTarget(target); 651 652 // The darwin always currently uses the GDB remote debugger plug-in 653 // so even when debugging locally we are debugging remotely! 654 process_sp = target->CreateProcess (attach_info.GetListenerForProcess(debugger), "gdb-remote", NULL); 655 656 if (process_sp) 657 { 658 char connect_url[256]; 659 const char *override_hostname = getenv("LLDB_PLATFORM_REMOTE_GDB_SERVER_HOSTNAME"); 660 const char *port_offset_c_str = getenv("LLDB_PLATFORM_REMOTE_GDB_SERVER_PORT_OFFSET"); 661 int port_offset = port_offset_c_str ? ::atoi(port_offset_c_str) : 0; 662 const int connect_url_len = ::snprintf (connect_url, 663 sizeof(connect_url), 664 "connect://%s:%u", 665 override_hostname ? override_hostname : m_platform_hostname.c_str(), 666 port + port_offset); 667 assert (connect_url_len < (int)sizeof(connect_url)); 668 error = process_sp->ConnectRemote (NULL, connect_url); 669 if (error.Success()) 670 error = process_sp->Attach(attach_info); 671 else if (debugserver_pid != LLDB_INVALID_PROCESS_ID) 672 { 673 m_gdb_client.KillSpawnedProcess(debugserver_pid); 674 } 675 } 676 } 677 } 678 } 679 else 680 { 681 error.SetErrorString("not connected to remote gdb server"); 682 } 683 } 684 return process_sp; 685 } 686 687 Error 688 PlatformRemoteGDBServer::MakeDirectory (const char *path, uint32_t mode) 689 { 690 Error error = m_gdb_client.MakeDirectory(path,mode); 691 Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM); 692 if (log) 693 log->Printf ("PlatformRemoteGDBServer::MakeDirectory(path='%s', mode=%o) error = %u (%s)", path, mode, error.GetError(), error.AsCString()); 694 return error; 695 } 696 697 698 Error 699 PlatformRemoteGDBServer::GetFilePermissions (const char *path, uint32_t &file_permissions) 700 { 701 Error error = m_gdb_client.GetFilePermissions(path, file_permissions); 702 Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM); 703 if (log) 704 log->Printf ("PlatformRemoteGDBServer::GetFilePermissions(path='%s', file_permissions=%o) error = %u (%s)", path, file_permissions, error.GetError(), error.AsCString()); 705 return error; 706 } 707 708 Error 709 PlatformRemoteGDBServer::SetFilePermissions (const char *path, uint32_t file_permissions) 710 { 711 Error error = m_gdb_client.SetFilePermissions(path, file_permissions); 712 Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM); 713 if (log) 714 log->Printf ("PlatformRemoteGDBServer::SetFilePermissions(path='%s', file_permissions=%o) error = %u (%s)", path, file_permissions, error.GetError(), error.AsCString()); 715 return error; 716 } 717 718 719 lldb::user_id_t 720 PlatformRemoteGDBServer::OpenFile (const lldb_private::FileSpec& file_spec, 721 uint32_t flags, 722 uint32_t mode, 723 Error &error) 724 { 725 return m_gdb_client.OpenFile (file_spec, flags, mode, error); 726 } 727 728 bool 729 PlatformRemoteGDBServer::CloseFile (lldb::user_id_t fd, Error &error) 730 { 731 return m_gdb_client.CloseFile (fd, error); 732 } 733 734 lldb::user_id_t 735 PlatformRemoteGDBServer::GetFileSize (const lldb_private::FileSpec& file_spec) 736 { 737 return m_gdb_client.GetFileSize(file_spec); 738 } 739 740 uint64_t 741 PlatformRemoteGDBServer::ReadFile (lldb::user_id_t fd, 742 uint64_t offset, 743 void *dst, 744 uint64_t dst_len, 745 Error &error) 746 { 747 return m_gdb_client.ReadFile (fd, offset, dst, dst_len, error); 748 } 749 750 uint64_t 751 PlatformRemoteGDBServer::WriteFile (lldb::user_id_t fd, 752 uint64_t offset, 753 const void* src, 754 uint64_t src_len, 755 Error &error) 756 { 757 return m_gdb_client.WriteFile (fd, offset, src, src_len, error); 758 } 759 760 lldb_private::Error 761 PlatformRemoteGDBServer::PutFile (const lldb_private::FileSpec& source, 762 const lldb_private::FileSpec& destination, 763 uint32_t uid, 764 uint32_t gid) 765 { 766 return Platform::PutFile(source,destination,uid,gid); 767 } 768 769 Error 770 PlatformRemoteGDBServer::CreateSymlink (const char *src, // The name of the link is in src 771 const char *dst) // The symlink points to dst 772 { 773 Error error = m_gdb_client.CreateSymlink (src, dst); 774 Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM); 775 if (log) 776 log->Printf ("PlatformRemoteGDBServer::CreateSymlink(src='%s', dst='%s') error = %u (%s)", src, dst, error.GetError(), error.AsCString()); 777 return error; 778 } 779 780 Error 781 PlatformRemoteGDBServer::Unlink (const char *path) 782 { 783 Error error = m_gdb_client.Unlink (path); 784 Log *log = GetLogIfAnyCategoriesSet(LIBLLDB_LOG_PLATFORM); 785 if (log) 786 log->Printf ("PlatformRemoteGDBServer::Unlink(path='%s') error = %u (%s)", path, error.GetError(), error.AsCString()); 787 return error; 788 } 789 790 bool 791 PlatformRemoteGDBServer::GetFileExists (const lldb_private::FileSpec& file_spec) 792 { 793 return m_gdb_client.GetFileExists (file_spec); 794 } 795 796 lldb_private::Error 797 PlatformRemoteGDBServer::RunShellCommand (const char *command, // Shouldn't be NULL 798 const char *working_dir, // Pass NULL to use the current working directory 799 int *status_ptr, // Pass NULL if you don't want the process exit status 800 int *signo_ptr, // Pass NULL if you don't want the signal that caused the process to exit 801 std::string *command_output, // Pass NULL if you don't want the command output 802 uint32_t timeout_sec) // Timeout in seconds to wait for shell program to finish 803 { 804 return m_gdb_client.RunShellCommand (command, working_dir, status_ptr, signo_ptr, command_output, timeout_sec); 805 } 806 807 void 808 PlatformRemoteGDBServer::CalculateTrapHandlerSymbolNames () 809 { 810 m_trap_handlers.push_back (ConstString ("_sigtramp")); 811 } 812