1 //===-- CommandObjectTarget.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 "CommandObjectTarget.h" 13 14 // C Includes 15 #include <errno.h> 16 17 // C++ Includes 18 // Other libraries and framework includes 19 // Project includes 20 #include "lldb/Interpreter/Args.h" 21 #include "lldb/Core/Debugger.h" 22 #include "lldb/Core/InputReader.h" 23 #include "lldb/Core/Module.h" 24 #include "lldb/Core/ModuleSpec.h" 25 #include "lldb/Core/Section.h" 26 #include "lldb/Core/State.h" 27 #include "lldb/Core/Timer.h" 28 #include "lldb/Core/ValueObjectVariable.h" 29 #include "lldb/Host/Symbols.h" 30 #include "lldb/Interpreter/CommandInterpreter.h" 31 #include "lldb/Interpreter/CommandReturnObject.h" 32 #include "lldb/Interpreter/Options.h" 33 #include "lldb/Interpreter/OptionGroupArchitecture.h" 34 #include "lldb/Interpreter/OptionGroupBoolean.h" 35 #include "lldb/Interpreter/OptionGroupFile.h" 36 #include "lldb/Interpreter/OptionGroupFormat.h" 37 #include "lldb/Interpreter/OptionGroupVariable.h" 38 #include "lldb/Interpreter/OptionGroupPlatform.h" 39 #include "lldb/Interpreter/OptionGroupUInt64.h" 40 #include "lldb/Interpreter/OptionGroupUUID.h" 41 #include "lldb/Interpreter/OptionGroupValueObjectDisplay.h" 42 #include "lldb/Symbol/CompileUnit.h" 43 #include "lldb/Symbol/FuncUnwinders.h" 44 #include "lldb/Symbol/LineTable.h" 45 #include "lldb/Symbol/ObjectFile.h" 46 #include "lldb/Symbol/SymbolFile.h" 47 #include "lldb/Symbol/SymbolVendor.h" 48 #include "lldb/Symbol/UnwindPlan.h" 49 #include "lldb/Symbol/VariableList.h" 50 #include "lldb/Target/Process.h" 51 #include "lldb/Target/StackFrame.h" 52 #include "lldb/Target/Thread.h" 53 #include "lldb/Target/ThreadSpec.h" 54 55 using namespace lldb; 56 using namespace lldb_private; 57 58 59 60 static void 61 DumpTargetInfo (uint32_t target_idx, Target *target, const char *prefix_cstr, bool show_stopped_process_status, Stream &strm) 62 { 63 const ArchSpec &target_arch = target->GetArchitecture(); 64 65 Module *exe_module = target->GetExecutableModulePointer(); 66 char exe_path[PATH_MAX]; 67 bool exe_valid = false; 68 if (exe_module) 69 exe_valid = exe_module->GetFileSpec().GetPath (exe_path, sizeof(exe_path)); 70 71 if (!exe_valid) 72 ::strcpy (exe_path, "<none>"); 73 74 strm.Printf ("%starget #%u: %s", prefix_cstr ? prefix_cstr : "", target_idx, exe_path); 75 76 uint32_t properties = 0; 77 if (target_arch.IsValid()) 78 { 79 strm.Printf ("%sarch=%s", properties++ > 0 ? ", " : " ( ", target_arch.GetTriple().str().c_str()); 80 properties++; 81 } 82 PlatformSP platform_sp (target->GetPlatform()); 83 if (platform_sp) 84 strm.Printf ("%splatform=%s", properties++ > 0 ? ", " : " ( ", platform_sp->GetName().GetCString()); 85 86 ProcessSP process_sp (target->GetProcessSP()); 87 bool show_process_status = false; 88 if (process_sp) 89 { 90 lldb::pid_t pid = process_sp->GetID(); 91 StateType state = process_sp->GetState(); 92 if (show_stopped_process_status) 93 show_process_status = StateIsStoppedState(state, true); 94 const char *state_cstr = StateAsCString (state); 95 if (pid != LLDB_INVALID_PROCESS_ID) 96 strm.Printf ("%spid=%" PRIu64, properties++ > 0 ? ", " : " ( ", pid); 97 strm.Printf ("%sstate=%s", properties++ > 0 ? ", " : " ( ", state_cstr); 98 } 99 if (properties > 0) 100 strm.PutCString (" )\n"); 101 else 102 strm.EOL(); 103 if (show_process_status) 104 { 105 const bool only_threads_with_stop_reason = true; 106 const uint32_t start_frame = 0; 107 const uint32_t num_frames = 1; 108 const uint32_t num_frames_with_source = 1; 109 process_sp->GetStatus (strm); 110 process_sp->GetThreadStatus (strm, 111 only_threads_with_stop_reason, 112 start_frame, 113 num_frames, 114 num_frames_with_source); 115 116 } 117 } 118 119 static uint32_t 120 DumpTargetList (TargetList &target_list, bool show_stopped_process_status, Stream &strm) 121 { 122 const uint32_t num_targets = target_list.GetNumTargets(); 123 if (num_targets) 124 { 125 TargetSP selected_target_sp (target_list.GetSelectedTarget()); 126 strm.PutCString ("Current targets:\n"); 127 for (uint32_t i=0; i<num_targets; ++i) 128 { 129 TargetSP target_sp (target_list.GetTargetAtIndex (i)); 130 if (target_sp) 131 { 132 bool is_selected = target_sp.get() == selected_target_sp.get(); 133 DumpTargetInfo (i, 134 target_sp.get(), 135 is_selected ? "* " : " ", 136 show_stopped_process_status, 137 strm); 138 } 139 } 140 } 141 return num_targets; 142 } 143 #pragma mark CommandObjectTargetCreate 144 145 //------------------------------------------------------------------------- 146 // "target create" 147 //------------------------------------------------------------------------- 148 149 class CommandObjectTargetCreate : public CommandObjectParsed 150 { 151 public: 152 CommandObjectTargetCreate(CommandInterpreter &interpreter) : 153 CommandObjectParsed (interpreter, 154 "target create", 155 "Create a target using the argument as the main executable.", 156 NULL), 157 m_option_group (interpreter), 158 m_arch_option (), 159 m_platform_options(true), // Do include the "--platform" option in the platform settings by passing true 160 m_core_file (LLDB_OPT_SET_1, false, "core", 'c', 0, eArgTypeFilename, "Fullpath to a core file to use for this target."), 161 m_symbol_file (LLDB_OPT_SET_1, false, "symfile", 's', 0, eArgTypeFilename, "Fullpath to a stand alone debug symbols file for when debug symbols are not in the executable."), 162 m_remote_file (LLDB_OPT_SET_1, false, "remote-file", 'r', 0, eArgTypeFilename, "Fullpath to the file on the remote host if debugging remotely."), 163 m_add_dependents (LLDB_OPT_SET_1, false, "no-dependents", 'd', "Don't load dependent files when creating the target, just add the specified executable.", true, true) 164 { 165 CommandArgumentEntry arg; 166 CommandArgumentData file_arg; 167 168 // Define the first (and only) variant of this arg. 169 file_arg.arg_type = eArgTypeFilename; 170 file_arg.arg_repetition = eArgRepeatPlain; 171 172 // There is only one variant this argument could be; put it into the argument entry. 173 arg.push_back (file_arg); 174 175 // Push the data for the first argument into the m_arguments vector. 176 m_arguments.push_back (arg); 177 178 m_option_group.Append (&m_arch_option, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 179 m_option_group.Append (&m_platform_options, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 180 m_option_group.Append (&m_core_file, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 181 m_option_group.Append (&m_symbol_file, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 182 m_option_group.Append (&m_remote_file, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 183 m_option_group.Append (&m_add_dependents, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 184 m_option_group.Finalize(); 185 } 186 187 ~CommandObjectTargetCreate () 188 { 189 } 190 191 Options * 192 GetOptions () 193 { 194 return &m_option_group; 195 } 196 197 virtual int 198 HandleArgumentCompletion (Args &input, 199 int &cursor_index, 200 int &cursor_char_position, 201 OptionElementVector &opt_element_vector, 202 int match_start_point, 203 int max_return_elements, 204 bool &word_complete, 205 StringList &matches) 206 { 207 std::string completion_str (input.GetArgumentAtIndex(cursor_index)); 208 completion_str.erase (cursor_char_position); 209 210 CommandCompletions::InvokeCommonCompletionCallbacks (m_interpreter, 211 CommandCompletions::eDiskFileCompletion, 212 completion_str.c_str(), 213 match_start_point, 214 max_return_elements, 215 NULL, 216 word_complete, 217 matches); 218 return matches.GetSize(); 219 } 220 221 protected: 222 bool 223 DoExecute (Args& command, CommandReturnObject &result) 224 { 225 const size_t argc = command.GetArgumentCount(); 226 FileSpec core_file (m_core_file.GetOptionValue().GetCurrentValue()); 227 FileSpec remote_file (m_remote_file.GetOptionValue().GetCurrentValue()); 228 229 if (argc == 1 || core_file) 230 { 231 FileSpec symfile (m_symbol_file.GetOptionValue().GetCurrentValue()); 232 if (symfile) 233 { 234 if (!symfile.Exists()) 235 { 236 char symfile_path[PATH_MAX]; 237 symfile.GetPath(symfile_path, sizeof(symfile_path)); 238 result.AppendErrorWithFormat("invalid symbol file path '%s'", symfile_path); 239 result.SetStatus (eReturnStatusFailed); 240 return false; 241 } 242 } 243 244 const char *file_path = command.GetArgumentAtIndex(0); 245 Timer scoped_timer(__PRETTY_FUNCTION__, "(lldb) target create '%s'", file_path); 246 TargetSP target_sp; 247 Debugger &debugger = m_interpreter.GetDebugger(); 248 const char *arch_cstr = m_arch_option.GetArchitectureName(); 249 const bool get_dependent_files = m_add_dependents.GetOptionValue().GetCurrentValue(); 250 Error error (debugger.GetTargetList().CreateTarget (debugger, 251 file_path, 252 arch_cstr, 253 get_dependent_files, 254 &m_platform_options, 255 target_sp)); 256 257 if (target_sp) 258 { 259 if (symfile || remote_file) 260 { 261 ModuleSP module_sp (target_sp->GetExecutableModule()); 262 if (module_sp) 263 { 264 if (symfile) 265 module_sp->SetSymbolFileFileSpec(symfile); 266 if (remote_file) 267 { 268 std::string remote_path = remote_file.GetPath(); 269 target_sp->SetArg0(remote_path.c_str()); 270 module_sp->SetPlatformFileSpec(remote_file); 271 } 272 } 273 } 274 275 debugger.GetTargetList().SetSelectedTarget(target_sp.get()); 276 if (core_file) 277 { 278 char core_path[PATH_MAX]; 279 core_file.GetPath(core_path, sizeof(core_path)); 280 if (core_file.Exists()) 281 { 282 FileSpec core_file_dir; 283 core_file_dir.GetDirectory() = core_file.GetDirectory(); 284 target_sp->GetExecutableSearchPaths ().Append (core_file_dir); 285 286 ProcessSP process_sp (target_sp->CreateProcess (m_interpreter.GetDebugger().GetListener(), NULL, &core_file)); 287 288 if (process_sp) 289 { 290 // Seems wierd that we Launch a core file, but that is 291 // what we do! 292 error = process_sp->LoadCore(); 293 294 if (error.Fail()) 295 { 296 result.AppendError(error.AsCString("can't find plug-in for core file")); 297 result.SetStatus (eReturnStatusFailed); 298 return false; 299 } 300 else 301 { 302 result.AppendMessageWithFormat ("Core file '%s' (%s) was loaded.\n", core_path, target_sp->GetArchitecture().GetArchitectureName()); 303 result.SetStatus (eReturnStatusSuccessFinishNoResult); 304 } 305 } 306 else 307 { 308 result.AppendErrorWithFormat ("Unable to find process plug-in for core file '%s'\n", core_path); 309 result.SetStatus (eReturnStatusFailed); 310 } 311 } 312 else 313 { 314 result.AppendErrorWithFormat ("Core file '%s' does not exist\n", core_path); 315 result.SetStatus (eReturnStatusFailed); 316 } 317 } 318 else 319 { 320 result.AppendMessageWithFormat ("Current executable set to '%s' (%s).\n", file_path, target_sp->GetArchitecture().GetArchitectureName()); 321 result.SetStatus (eReturnStatusSuccessFinishNoResult); 322 } 323 } 324 else 325 { 326 result.AppendError(error.AsCString()); 327 result.SetStatus (eReturnStatusFailed); 328 } 329 } 330 else 331 { 332 result.AppendErrorWithFormat("'%s' takes exactly one executable path argument, or use the --core-file option.\n", m_cmd_name.c_str()); 333 result.SetStatus (eReturnStatusFailed); 334 } 335 return result.Succeeded(); 336 337 } 338 339 private: 340 OptionGroupOptions m_option_group; 341 OptionGroupArchitecture m_arch_option; 342 OptionGroupPlatform m_platform_options; 343 OptionGroupFile m_core_file; 344 OptionGroupFile m_symbol_file; 345 OptionGroupFile m_remote_file; 346 OptionGroupBoolean m_add_dependents; 347 }; 348 349 #pragma mark CommandObjectTargetList 350 351 //---------------------------------------------------------------------- 352 // "target list" 353 //---------------------------------------------------------------------- 354 355 class CommandObjectTargetList : public CommandObjectParsed 356 { 357 public: 358 CommandObjectTargetList (CommandInterpreter &interpreter) : 359 CommandObjectParsed (interpreter, 360 "target list", 361 "List all current targets in the current debug session.", 362 NULL, 363 0) 364 { 365 } 366 367 virtual 368 ~CommandObjectTargetList () 369 { 370 } 371 372 protected: 373 virtual bool 374 DoExecute (Args& args, CommandReturnObject &result) 375 { 376 if (args.GetArgumentCount() == 0) 377 { 378 Stream &strm = result.GetOutputStream(); 379 380 bool show_stopped_process_status = false; 381 if (DumpTargetList (m_interpreter.GetDebugger().GetTargetList(), show_stopped_process_status, strm) == 0) 382 { 383 strm.PutCString ("No targets.\n"); 384 } 385 result.SetStatus (eReturnStatusSuccessFinishResult); 386 } 387 else 388 { 389 result.AppendError ("the 'target list' command takes no arguments\n"); 390 result.SetStatus (eReturnStatusFailed); 391 } 392 return result.Succeeded(); 393 } 394 }; 395 396 397 #pragma mark CommandObjectTargetSelect 398 399 //---------------------------------------------------------------------- 400 // "target select" 401 //---------------------------------------------------------------------- 402 403 class CommandObjectTargetSelect : public CommandObjectParsed 404 { 405 public: 406 CommandObjectTargetSelect (CommandInterpreter &interpreter) : 407 CommandObjectParsed (interpreter, 408 "target select", 409 "Select a target as the current target by target index.", 410 NULL, 411 0) 412 { 413 } 414 415 virtual 416 ~CommandObjectTargetSelect () 417 { 418 } 419 420 protected: 421 virtual bool 422 DoExecute (Args& args, CommandReturnObject &result) 423 { 424 if (args.GetArgumentCount() == 1) 425 { 426 bool success = false; 427 const char *target_idx_arg = args.GetArgumentAtIndex(0); 428 uint32_t target_idx = Args::StringToUInt32 (target_idx_arg, UINT32_MAX, 0, &success); 429 if (success) 430 { 431 TargetList &target_list = m_interpreter.GetDebugger().GetTargetList(); 432 const uint32_t num_targets = target_list.GetNumTargets(); 433 if (target_idx < num_targets) 434 { 435 TargetSP target_sp (target_list.GetTargetAtIndex (target_idx)); 436 if (target_sp) 437 { 438 Stream &strm = result.GetOutputStream(); 439 target_list.SetSelectedTarget (target_sp.get()); 440 bool show_stopped_process_status = false; 441 DumpTargetList (target_list, show_stopped_process_status, strm); 442 result.SetStatus (eReturnStatusSuccessFinishResult); 443 } 444 else 445 { 446 result.AppendErrorWithFormat ("target #%u is NULL in target list\n", target_idx); 447 result.SetStatus (eReturnStatusFailed); 448 } 449 } 450 else 451 { 452 result.AppendErrorWithFormat ("index %u is out of range, valid target indexes are 0 - %u\n", 453 target_idx, 454 num_targets - 1); 455 result.SetStatus (eReturnStatusFailed); 456 } 457 } 458 else 459 { 460 result.AppendErrorWithFormat("invalid index string value '%s'\n", target_idx_arg); 461 result.SetStatus (eReturnStatusFailed); 462 } 463 } 464 else 465 { 466 result.AppendError ("'target select' takes a single argument: a target index\n"); 467 result.SetStatus (eReturnStatusFailed); 468 } 469 return result.Succeeded(); 470 } 471 }; 472 473 #pragma mark CommandObjectTargetSelect 474 475 //---------------------------------------------------------------------- 476 // "target delete" 477 //---------------------------------------------------------------------- 478 479 class CommandObjectTargetDelete : public CommandObjectParsed 480 { 481 public: 482 CommandObjectTargetDelete (CommandInterpreter &interpreter) : 483 CommandObjectParsed (interpreter, 484 "target delete", 485 "Delete one or more targets by target index.", 486 NULL, 487 0), 488 m_option_group (interpreter), 489 m_cleanup_option (LLDB_OPT_SET_1, false, "clean", 'c', "Perform extra cleanup to minimize memory consumption after deleting the target.", false, false) 490 { 491 m_option_group.Append (&m_cleanup_option, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 492 m_option_group.Finalize(); 493 } 494 495 virtual 496 ~CommandObjectTargetDelete () 497 { 498 } 499 500 Options * 501 GetOptions () 502 { 503 return &m_option_group; 504 } 505 506 protected: 507 virtual bool 508 DoExecute (Args& args, CommandReturnObject &result) 509 { 510 const size_t argc = args.GetArgumentCount(); 511 std::vector<TargetSP> delete_target_list; 512 TargetList &target_list = m_interpreter.GetDebugger().GetTargetList(); 513 bool success = true; 514 TargetSP target_sp; 515 if (argc > 0) 516 { 517 const uint32_t num_targets = target_list.GetNumTargets(); 518 // Bail out if don't have any targets. 519 if (num_targets == 0) { 520 result.AppendError("no targets to delete"); 521 result.SetStatus(eReturnStatusFailed); 522 success = false; 523 } 524 525 for (uint32_t arg_idx = 0; success && arg_idx < argc; ++arg_idx) 526 { 527 const char *target_idx_arg = args.GetArgumentAtIndex(arg_idx); 528 uint32_t target_idx = Args::StringToUInt32 (target_idx_arg, UINT32_MAX, 0, &success); 529 if (success) 530 { 531 if (target_idx < num_targets) 532 { 533 target_sp = target_list.GetTargetAtIndex (target_idx); 534 if (target_sp) 535 { 536 delete_target_list.push_back (target_sp); 537 continue; 538 } 539 } 540 if (num_targets > 1) 541 result.AppendErrorWithFormat ("target index %u is out of range, valid target indexes are 0 - %u\n", 542 target_idx, 543 num_targets - 1); 544 else 545 result.AppendErrorWithFormat("target index %u is out of range, the only valid index is 0\n", 546 target_idx); 547 548 result.SetStatus (eReturnStatusFailed); 549 success = false; 550 } 551 else 552 { 553 result.AppendErrorWithFormat("invalid target index '%s'\n", target_idx_arg); 554 result.SetStatus (eReturnStatusFailed); 555 success = false; 556 } 557 } 558 559 } 560 else 561 { 562 target_sp = target_list.GetSelectedTarget(); 563 if (target_sp) 564 { 565 delete_target_list.push_back (target_sp); 566 } 567 else 568 { 569 result.AppendErrorWithFormat("no target is currently selected\n"); 570 result.SetStatus (eReturnStatusFailed); 571 success = false; 572 } 573 } 574 if (success) 575 { 576 const size_t num_targets_to_delete = delete_target_list.size(); 577 for (size_t idx = 0; idx < num_targets_to_delete; ++idx) 578 { 579 target_sp = delete_target_list[idx]; 580 target_list.DeleteTarget(target_sp); 581 target_sp->Destroy(); 582 } 583 // If "--clean" was specified, prune any orphaned shared modules from 584 // the global shared module list 585 if (m_cleanup_option.GetOptionValue ()) 586 { 587 const bool mandatory = true; 588 ModuleList::RemoveOrphanSharedModules(mandatory); 589 } 590 result.GetOutputStream().Printf("%u targets deleted.\n", (uint32_t)num_targets_to_delete); 591 result.SetStatus(eReturnStatusSuccessFinishResult); 592 } 593 594 return result.Succeeded(); 595 } 596 597 OptionGroupOptions m_option_group; 598 OptionGroupBoolean m_cleanup_option; 599 }; 600 601 602 #pragma mark CommandObjectTargetVariable 603 604 //---------------------------------------------------------------------- 605 // "target variable" 606 //---------------------------------------------------------------------- 607 608 class CommandObjectTargetVariable : public CommandObjectParsed 609 { 610 public: 611 CommandObjectTargetVariable (CommandInterpreter &interpreter) : 612 CommandObjectParsed (interpreter, 613 "target variable", 614 "Read global variable(s) prior to, or while running your binary.", 615 NULL, 616 eFlagRequiresTarget), 617 m_option_group (interpreter), 618 m_option_variable (false), // Don't include frame options 619 m_option_format (eFormatDefault), 620 m_option_compile_units (LLDB_OPT_SET_1, false, "file", 'file', 0, eArgTypeFilename, "A basename or fullpath to a file that contains global variables. This option can be specified multiple times."), 621 m_option_shared_libraries (LLDB_OPT_SET_1, false, "shlib",'shlb', 0, eArgTypeFilename, "A basename or fullpath to a shared library to use in the search for global variables. This option can be specified multiple times."), 622 m_varobj_options() 623 { 624 CommandArgumentEntry arg; 625 CommandArgumentData var_name_arg; 626 627 // Define the first (and only) variant of this arg. 628 var_name_arg.arg_type = eArgTypeVarName; 629 var_name_arg.arg_repetition = eArgRepeatPlus; 630 631 // There is only one variant this argument could be; put it into the argument entry. 632 arg.push_back (var_name_arg); 633 634 // Push the data for the first argument into the m_arguments vector. 635 m_arguments.push_back (arg); 636 637 m_option_group.Append (&m_varobj_options, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 638 m_option_group.Append (&m_option_variable, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 639 m_option_group.Append (&m_option_format, OptionGroupFormat::OPTION_GROUP_FORMAT | OptionGroupFormat::OPTION_GROUP_GDB_FMT, LLDB_OPT_SET_1); 640 m_option_group.Append (&m_option_compile_units, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 641 m_option_group.Append (&m_option_shared_libraries, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 642 m_option_group.Finalize(); 643 } 644 645 virtual 646 ~CommandObjectTargetVariable () 647 { 648 } 649 650 void 651 DumpValueObject (Stream &s, VariableSP &var_sp, ValueObjectSP &valobj_sp, const char *root_name) 652 { 653 ValueObject::DumpValueObjectOptions options(m_varobj_options.GetAsDumpOptions()); 654 655 switch (var_sp->GetScope()) 656 { 657 case eValueTypeVariableGlobal: 658 if (m_option_variable.show_scope) 659 s.PutCString("GLOBAL: "); 660 break; 661 662 case eValueTypeVariableStatic: 663 if (m_option_variable.show_scope) 664 s.PutCString("STATIC: "); 665 break; 666 667 case eValueTypeVariableArgument: 668 if (m_option_variable.show_scope) 669 s.PutCString(" ARG: "); 670 break; 671 672 case eValueTypeVariableLocal: 673 if (m_option_variable.show_scope) 674 s.PutCString(" LOCAL: "); 675 break; 676 677 default: 678 break; 679 } 680 681 if (m_option_variable.show_decl) 682 { 683 bool show_fullpaths = false; 684 bool show_module = true; 685 if (var_sp->DumpDeclaration(&s, show_fullpaths, show_module)) 686 s.PutCString (": "); 687 } 688 689 const Format format = m_option_format.GetFormat(); 690 if (format != eFormatDefault) 691 options.SetFormat(format); 692 693 options.SetRootValueObjectName(root_name); 694 695 ValueObject::DumpValueObject (s, 696 valobj_sp.get(), 697 options); 698 699 } 700 701 702 static size_t GetVariableCallback (void *baton, 703 const char *name, 704 VariableList &variable_list) 705 { 706 Target *target = static_cast<Target *>(baton); 707 if (target) 708 { 709 return target->GetImages().FindGlobalVariables (ConstString(name), 710 true, 711 UINT32_MAX, 712 variable_list); 713 } 714 return 0; 715 } 716 717 718 719 Options * 720 GetOptions () 721 { 722 return &m_option_group; 723 } 724 725 protected: 726 727 void 728 DumpGlobalVariableList(const ExecutionContext &exe_ctx, const SymbolContext &sc, const VariableList &variable_list, Stream &s) 729 { 730 size_t count = variable_list.GetSize(); 731 if (count > 0) 732 { 733 if (sc.module_sp) 734 { 735 if (sc.comp_unit) 736 { 737 s.Printf ("Global variables for %s in %s:\n", 738 sc.comp_unit->GetPath().c_str(), 739 sc.module_sp->GetFileSpec().GetPath().c_str()); 740 } 741 else 742 { 743 s.Printf ("Global variables for %s\n", 744 sc.module_sp->GetFileSpec().GetPath().c_str()); 745 } 746 } 747 else if (sc.comp_unit) 748 { 749 s.Printf ("Global variables for %s\n", 750 sc.comp_unit->GetPath().c_str()); 751 } 752 753 for (uint32_t i=0; i<count; ++i) 754 { 755 VariableSP var_sp (variable_list.GetVariableAtIndex(i)); 756 if (var_sp) 757 { 758 ValueObjectSP valobj_sp (ValueObjectVariable::Create (exe_ctx.GetBestExecutionContextScope(), var_sp)); 759 760 if (valobj_sp) 761 DumpValueObject (s, var_sp, valobj_sp, var_sp->GetName().GetCString()); 762 } 763 } 764 } 765 766 } 767 virtual bool 768 DoExecute (Args& args, CommandReturnObject &result) 769 { 770 Target *target = m_exe_ctx.GetTargetPtr(); 771 const size_t argc = args.GetArgumentCount(); 772 Stream &s = result.GetOutputStream(); 773 774 if (argc > 0) 775 { 776 777 for (size_t idx = 0; idx < argc; ++idx) 778 { 779 VariableList variable_list; 780 ValueObjectList valobj_list; 781 782 const char *arg = args.GetArgumentAtIndex(idx); 783 size_t matches = 0; 784 bool use_var_name = false; 785 if (m_option_variable.use_regex) 786 { 787 RegularExpression regex(arg); 788 if (!regex.IsValid ()) 789 { 790 result.GetErrorStream().Printf ("error: invalid regular expression: '%s'\n", arg); 791 result.SetStatus (eReturnStatusFailed); 792 return false; 793 } 794 use_var_name = true; 795 matches = target->GetImages().FindGlobalVariables (regex, 796 true, 797 UINT32_MAX, 798 variable_list); 799 } 800 else 801 { 802 Error error (Variable::GetValuesForVariableExpressionPath (arg, 803 m_exe_ctx.GetBestExecutionContextScope(), 804 GetVariableCallback, 805 target, 806 variable_list, 807 valobj_list)); 808 matches = variable_list.GetSize(); 809 } 810 811 if (matches == 0) 812 { 813 result.GetErrorStream().Printf ("error: can't find global variable '%s'\n", arg); 814 result.SetStatus (eReturnStatusFailed); 815 return false; 816 } 817 else 818 { 819 for (uint32_t global_idx=0; global_idx<matches; ++global_idx) 820 { 821 VariableSP var_sp (variable_list.GetVariableAtIndex(global_idx)); 822 if (var_sp) 823 { 824 ValueObjectSP valobj_sp (valobj_list.GetValueObjectAtIndex(global_idx)); 825 if (!valobj_sp) 826 valobj_sp = ValueObjectVariable::Create (m_exe_ctx.GetBestExecutionContextScope(), var_sp); 827 828 if (valobj_sp) 829 DumpValueObject (s, var_sp, valobj_sp, use_var_name ? var_sp->GetName().GetCString() : arg); 830 } 831 } 832 } 833 } 834 } 835 else 836 { 837 const FileSpecList &compile_units = m_option_compile_units.GetOptionValue().GetCurrentValue(); 838 const FileSpecList &shlibs = m_option_shared_libraries.GetOptionValue().GetCurrentValue(); 839 SymbolContextList sc_list; 840 const size_t num_compile_units = compile_units.GetSize(); 841 const size_t num_shlibs = shlibs.GetSize(); 842 if (num_compile_units == 0 && num_shlibs == 0) 843 { 844 bool success = false; 845 StackFrame *frame = m_exe_ctx.GetFramePtr(); 846 CompileUnit *comp_unit = NULL; 847 if (frame) 848 { 849 SymbolContext sc = frame->GetSymbolContext (eSymbolContextCompUnit); 850 if (sc.comp_unit) 851 { 852 const bool can_create = true; 853 VariableListSP comp_unit_varlist_sp (sc.comp_unit->GetVariableList(can_create)); 854 if (comp_unit_varlist_sp) 855 { 856 size_t count = comp_unit_varlist_sp->GetSize(); 857 if (count > 0) 858 { 859 DumpGlobalVariableList(m_exe_ctx, sc, *comp_unit_varlist_sp, s); 860 success = true; 861 } 862 } 863 } 864 } 865 if (!success) 866 { 867 if (frame) 868 { 869 if (comp_unit) 870 result.AppendErrorWithFormat ("no global variables in current compile unit: %s\n", 871 comp_unit->GetPath().c_str()); 872 else 873 result.AppendErrorWithFormat ("no debug information for frame %u\n", frame->GetFrameIndex()); 874 } 875 else 876 result.AppendError ("'target variable' takes one or more global variable names as arguments\n"); 877 result.SetStatus (eReturnStatusFailed); 878 } 879 } 880 else 881 { 882 SymbolContextList sc_list; 883 const bool append = true; 884 // We have one or more compile unit or shlib 885 if (num_shlibs > 0) 886 { 887 for (size_t shlib_idx=0; shlib_idx<num_shlibs; ++shlib_idx) 888 { 889 const FileSpec module_file(shlibs.GetFileSpecAtIndex(shlib_idx)); 890 ModuleSpec module_spec (module_file); 891 892 ModuleSP module_sp (target->GetImages().FindFirstModule(module_spec)); 893 if (module_sp) 894 { 895 if (num_compile_units > 0) 896 { 897 for (size_t cu_idx=0; cu_idx<num_compile_units; ++cu_idx) 898 module_sp->FindCompileUnits(compile_units.GetFileSpecAtIndex(cu_idx), append, sc_list); 899 } 900 else 901 { 902 SymbolContext sc; 903 sc.module_sp = module_sp; 904 sc_list.Append(sc); 905 } 906 } 907 else 908 { 909 // Didn't find matching shlib/module in target... 910 result.AppendErrorWithFormat ("target doesn't contain the specified shared library: %s\n", 911 module_file.GetPath().c_str()); 912 } 913 } 914 } 915 else 916 { 917 // No shared libraries, we just want to find globals for the compile units files that were specified 918 for (size_t cu_idx=0; cu_idx<num_compile_units; ++cu_idx) 919 target->GetImages().FindCompileUnits(compile_units.GetFileSpecAtIndex(cu_idx), append, sc_list); 920 } 921 922 const uint32_t num_scs = sc_list.GetSize(); 923 if (num_scs > 0) 924 { 925 SymbolContext sc; 926 for (uint32_t sc_idx=0; sc_idx<num_scs; ++sc_idx) 927 { 928 if (sc_list.GetContextAtIndex(sc_idx, sc)) 929 { 930 if (sc.comp_unit) 931 { 932 const bool can_create = true; 933 VariableListSP comp_unit_varlist_sp (sc.comp_unit->GetVariableList(can_create)); 934 if (comp_unit_varlist_sp) 935 DumpGlobalVariableList(m_exe_ctx, sc, *comp_unit_varlist_sp, s); 936 } 937 else if (sc.module_sp) 938 { 939 // Get all global variables for this module 940 lldb_private::RegularExpression all_globals_regex("."); // Any global with at least one character 941 VariableList variable_list; 942 sc.module_sp->FindGlobalVariables(all_globals_regex, append, UINT32_MAX, variable_list); 943 DumpGlobalVariableList(m_exe_ctx, sc, variable_list, s); 944 } 945 } 946 } 947 } 948 } 949 } 950 951 if (m_interpreter.TruncationWarningNecessary()) 952 { 953 result.GetOutputStream().Printf(m_interpreter.TruncationWarningText(), 954 m_cmd_name.c_str()); 955 m_interpreter.TruncationWarningGiven(); 956 } 957 958 return result.Succeeded(); 959 } 960 961 OptionGroupOptions m_option_group; 962 OptionGroupVariable m_option_variable; 963 OptionGroupFormat m_option_format; 964 OptionGroupFileList m_option_compile_units; 965 OptionGroupFileList m_option_shared_libraries; 966 OptionGroupValueObjectDisplay m_varobj_options; 967 968 }; 969 970 971 #pragma mark CommandObjectTargetModulesSearchPathsAdd 972 973 class CommandObjectTargetModulesSearchPathsAdd : public CommandObjectParsed 974 { 975 public: 976 977 CommandObjectTargetModulesSearchPathsAdd (CommandInterpreter &interpreter) : 978 CommandObjectParsed (interpreter, 979 "target modules search-paths add", 980 "Add new image search paths substitution pairs to the current target.", 981 NULL) 982 { 983 CommandArgumentEntry arg; 984 CommandArgumentData old_prefix_arg; 985 CommandArgumentData new_prefix_arg; 986 987 // Define the first variant of this arg pair. 988 old_prefix_arg.arg_type = eArgTypeOldPathPrefix; 989 old_prefix_arg.arg_repetition = eArgRepeatPairPlus; 990 991 // Define the first variant of this arg pair. 992 new_prefix_arg.arg_type = eArgTypeNewPathPrefix; 993 new_prefix_arg.arg_repetition = eArgRepeatPairPlus; 994 995 // There are two required arguments that must always occur together, i.e. an argument "pair". Because they 996 // must always occur together, they are treated as two variants of one argument rather than two independent 997 // arguments. Push them both into the first argument position for m_arguments... 998 999 arg.push_back (old_prefix_arg); 1000 arg.push_back (new_prefix_arg); 1001 1002 m_arguments.push_back (arg); 1003 } 1004 1005 ~CommandObjectTargetModulesSearchPathsAdd () 1006 { 1007 } 1008 1009 protected: 1010 bool 1011 DoExecute (Args& command, 1012 CommandReturnObject &result) 1013 { 1014 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 1015 if (target) 1016 { 1017 const size_t argc = command.GetArgumentCount(); 1018 if (argc & 1) 1019 { 1020 result.AppendError ("add requires an even number of arguments\n"); 1021 result.SetStatus (eReturnStatusFailed); 1022 } 1023 else 1024 { 1025 for (size_t i=0; i<argc; i+=2) 1026 { 1027 const char *from = command.GetArgumentAtIndex(i); 1028 const char *to = command.GetArgumentAtIndex(i+1); 1029 1030 if (from[0] && to[0]) 1031 { 1032 bool last_pair = ((argc - i) == 2); 1033 target->GetImageSearchPathList().Append (ConstString(from), 1034 ConstString(to), 1035 last_pair); // Notify if this is the last pair 1036 result.SetStatus (eReturnStatusSuccessFinishNoResult); 1037 } 1038 else 1039 { 1040 if (from[0]) 1041 result.AppendError ("<path-prefix> can't be empty\n"); 1042 else 1043 result.AppendError ("<new-path-prefix> can't be empty\n"); 1044 result.SetStatus (eReturnStatusFailed); 1045 } 1046 } 1047 } 1048 } 1049 else 1050 { 1051 result.AppendError ("invalid target\n"); 1052 result.SetStatus (eReturnStatusFailed); 1053 } 1054 return result.Succeeded(); 1055 } 1056 }; 1057 1058 #pragma mark CommandObjectTargetModulesSearchPathsClear 1059 1060 class CommandObjectTargetModulesSearchPathsClear : public CommandObjectParsed 1061 { 1062 public: 1063 1064 CommandObjectTargetModulesSearchPathsClear (CommandInterpreter &interpreter) : 1065 CommandObjectParsed (interpreter, 1066 "target modules search-paths clear", 1067 "Clear all current image search path substitution pairs from the current target.", 1068 "target modules search-paths clear") 1069 { 1070 } 1071 1072 ~CommandObjectTargetModulesSearchPathsClear () 1073 { 1074 } 1075 1076 protected: 1077 bool 1078 DoExecute (Args& command, 1079 CommandReturnObject &result) 1080 { 1081 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 1082 if (target) 1083 { 1084 bool notify = true; 1085 target->GetImageSearchPathList().Clear(notify); 1086 result.SetStatus (eReturnStatusSuccessFinishNoResult); 1087 } 1088 else 1089 { 1090 result.AppendError ("invalid target\n"); 1091 result.SetStatus (eReturnStatusFailed); 1092 } 1093 return result.Succeeded(); 1094 } 1095 }; 1096 1097 #pragma mark CommandObjectTargetModulesSearchPathsInsert 1098 1099 class CommandObjectTargetModulesSearchPathsInsert : public CommandObjectParsed 1100 { 1101 public: 1102 1103 CommandObjectTargetModulesSearchPathsInsert (CommandInterpreter &interpreter) : 1104 CommandObjectParsed (interpreter, 1105 "target modules search-paths insert", 1106 "Insert a new image search path substitution pair into the current target at the specified index.", 1107 NULL) 1108 { 1109 CommandArgumentEntry arg1; 1110 CommandArgumentEntry arg2; 1111 CommandArgumentData index_arg; 1112 CommandArgumentData old_prefix_arg; 1113 CommandArgumentData new_prefix_arg; 1114 1115 // Define the first and only variant of this arg. 1116 index_arg.arg_type = eArgTypeIndex; 1117 index_arg.arg_repetition = eArgRepeatPlain; 1118 1119 // Put the one and only variant into the first arg for m_arguments: 1120 arg1.push_back (index_arg); 1121 1122 // Define the first variant of this arg pair. 1123 old_prefix_arg.arg_type = eArgTypeOldPathPrefix; 1124 old_prefix_arg.arg_repetition = eArgRepeatPairPlus; 1125 1126 // Define the first variant of this arg pair. 1127 new_prefix_arg.arg_type = eArgTypeNewPathPrefix; 1128 new_prefix_arg.arg_repetition = eArgRepeatPairPlus; 1129 1130 // There are two required arguments that must always occur together, i.e. an argument "pair". Because they 1131 // must always occur together, they are treated as two variants of one argument rather than two independent 1132 // arguments. Push them both into the same argument position for m_arguments... 1133 1134 arg2.push_back (old_prefix_arg); 1135 arg2.push_back (new_prefix_arg); 1136 1137 // Add arguments to m_arguments. 1138 m_arguments.push_back (arg1); 1139 m_arguments.push_back (arg2); 1140 } 1141 1142 ~CommandObjectTargetModulesSearchPathsInsert () 1143 { 1144 } 1145 1146 protected: 1147 bool 1148 DoExecute (Args& command, 1149 CommandReturnObject &result) 1150 { 1151 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 1152 if (target) 1153 { 1154 size_t argc = command.GetArgumentCount(); 1155 // check for at least 3 arguments and an odd nubmer of parameters 1156 if (argc >= 3 && argc & 1) 1157 { 1158 bool success = false; 1159 1160 uint32_t insert_idx = Args::StringToUInt32(command.GetArgumentAtIndex(0), UINT32_MAX, 0, &success); 1161 1162 if (!success) 1163 { 1164 result.AppendErrorWithFormat("<index> parameter is not an integer: '%s'.\n", command.GetArgumentAtIndex(0)); 1165 result.SetStatus (eReturnStatusFailed); 1166 return result.Succeeded(); 1167 } 1168 1169 // shift off the index 1170 command.Shift(); 1171 argc = command.GetArgumentCount(); 1172 1173 for (uint32_t i=0; i<argc; i+=2, ++insert_idx) 1174 { 1175 const char *from = command.GetArgumentAtIndex(i); 1176 const char *to = command.GetArgumentAtIndex(i+1); 1177 1178 if (from[0] && to[0]) 1179 { 1180 bool last_pair = ((argc - i) == 2); 1181 target->GetImageSearchPathList().Insert (ConstString(from), 1182 ConstString(to), 1183 insert_idx, 1184 last_pair); 1185 result.SetStatus (eReturnStatusSuccessFinishNoResult); 1186 } 1187 else 1188 { 1189 if (from[0]) 1190 result.AppendError ("<path-prefix> can't be empty\n"); 1191 else 1192 result.AppendError ("<new-path-prefix> can't be empty\n"); 1193 result.SetStatus (eReturnStatusFailed); 1194 return false; 1195 } 1196 } 1197 } 1198 else 1199 { 1200 result.AppendError ("insert requires at least three arguments\n"); 1201 result.SetStatus (eReturnStatusFailed); 1202 return result.Succeeded(); 1203 } 1204 1205 } 1206 else 1207 { 1208 result.AppendError ("invalid target\n"); 1209 result.SetStatus (eReturnStatusFailed); 1210 } 1211 return result.Succeeded(); 1212 } 1213 }; 1214 1215 1216 #pragma mark CommandObjectTargetModulesSearchPathsList 1217 1218 1219 class CommandObjectTargetModulesSearchPathsList : public CommandObjectParsed 1220 { 1221 public: 1222 1223 CommandObjectTargetModulesSearchPathsList (CommandInterpreter &interpreter) : 1224 CommandObjectParsed (interpreter, 1225 "target modules search-paths list", 1226 "List all current image search path substitution pairs in the current target.", 1227 "target modules search-paths list") 1228 { 1229 } 1230 1231 ~CommandObjectTargetModulesSearchPathsList () 1232 { 1233 } 1234 1235 protected: 1236 bool 1237 DoExecute (Args& command, 1238 CommandReturnObject &result) 1239 { 1240 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 1241 if (target) 1242 { 1243 if (command.GetArgumentCount() != 0) 1244 { 1245 result.AppendError ("list takes no arguments\n"); 1246 result.SetStatus (eReturnStatusFailed); 1247 return result.Succeeded(); 1248 } 1249 1250 target->GetImageSearchPathList().Dump(&result.GetOutputStream()); 1251 result.SetStatus (eReturnStatusSuccessFinishResult); 1252 } 1253 else 1254 { 1255 result.AppendError ("invalid target\n"); 1256 result.SetStatus (eReturnStatusFailed); 1257 } 1258 return result.Succeeded(); 1259 } 1260 }; 1261 1262 #pragma mark CommandObjectTargetModulesSearchPathsQuery 1263 1264 class CommandObjectTargetModulesSearchPathsQuery : public CommandObjectParsed 1265 { 1266 public: 1267 1268 CommandObjectTargetModulesSearchPathsQuery (CommandInterpreter &interpreter) : 1269 CommandObjectParsed (interpreter, 1270 "target modules search-paths query", 1271 "Transform a path using the first applicable image search path.", 1272 NULL) 1273 { 1274 CommandArgumentEntry arg; 1275 CommandArgumentData path_arg; 1276 1277 // Define the first (and only) variant of this arg. 1278 path_arg.arg_type = eArgTypeDirectoryName; 1279 path_arg.arg_repetition = eArgRepeatPlain; 1280 1281 // There is only one variant this argument could be; put it into the argument entry. 1282 arg.push_back (path_arg); 1283 1284 // Push the data for the first argument into the m_arguments vector. 1285 m_arguments.push_back (arg); 1286 } 1287 1288 ~CommandObjectTargetModulesSearchPathsQuery () 1289 { 1290 } 1291 1292 protected: 1293 bool 1294 DoExecute (Args& command, 1295 CommandReturnObject &result) 1296 { 1297 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 1298 if (target) 1299 { 1300 if (command.GetArgumentCount() != 1) 1301 { 1302 result.AppendError ("query requires one argument\n"); 1303 result.SetStatus (eReturnStatusFailed); 1304 return result.Succeeded(); 1305 } 1306 1307 ConstString orig(command.GetArgumentAtIndex(0)); 1308 ConstString transformed; 1309 if (target->GetImageSearchPathList().RemapPath(orig, transformed)) 1310 result.GetOutputStream().Printf("%s\n", transformed.GetCString()); 1311 else 1312 result.GetOutputStream().Printf("%s\n", orig.GetCString()); 1313 1314 result.SetStatus (eReturnStatusSuccessFinishResult); 1315 } 1316 else 1317 { 1318 result.AppendError ("invalid target\n"); 1319 result.SetStatus (eReturnStatusFailed); 1320 } 1321 return result.Succeeded(); 1322 } 1323 }; 1324 1325 //---------------------------------------------------------------------- 1326 // Static Helper functions 1327 //---------------------------------------------------------------------- 1328 static void 1329 DumpModuleArchitecture (Stream &strm, Module *module, bool full_triple, uint32_t width) 1330 { 1331 if (module) 1332 { 1333 const char *arch_cstr; 1334 if (full_triple) 1335 arch_cstr = module->GetArchitecture().GetTriple().str().c_str(); 1336 else 1337 arch_cstr = module->GetArchitecture().GetArchitectureName(); 1338 if (width) 1339 strm.Printf("%-*s", width, arch_cstr); 1340 else 1341 strm.PutCString(arch_cstr); 1342 } 1343 } 1344 1345 static void 1346 DumpModuleUUID (Stream &strm, Module *module) 1347 { 1348 if (module && module->GetUUID().IsValid()) 1349 module->GetUUID().Dump (&strm); 1350 else 1351 strm.PutCString(" "); 1352 } 1353 1354 static uint32_t 1355 DumpCompileUnitLineTable (CommandInterpreter &interpreter, 1356 Stream &strm, 1357 Module *module, 1358 const FileSpec &file_spec, 1359 bool load_addresses) 1360 { 1361 uint32_t num_matches = 0; 1362 if (module) 1363 { 1364 SymbolContextList sc_list; 1365 num_matches = module->ResolveSymbolContextsForFileSpec (file_spec, 1366 0, 1367 false, 1368 eSymbolContextCompUnit, 1369 sc_list); 1370 1371 for (uint32_t i=0; i<num_matches; ++i) 1372 { 1373 SymbolContext sc; 1374 if (sc_list.GetContextAtIndex(i, sc)) 1375 { 1376 if (i > 0) 1377 strm << "\n\n"; 1378 1379 strm << "Line table for " << *static_cast<FileSpec*> (sc.comp_unit) << " in `" 1380 << module->GetFileSpec().GetFilename() << "\n"; 1381 LineTable *line_table = sc.comp_unit->GetLineTable(); 1382 if (line_table) 1383 line_table->GetDescription (&strm, 1384 interpreter.GetExecutionContext().GetTargetPtr(), 1385 lldb::eDescriptionLevelBrief); 1386 else 1387 strm << "No line table"; 1388 } 1389 } 1390 } 1391 return num_matches; 1392 } 1393 1394 static void 1395 DumpFullpath (Stream &strm, const FileSpec *file_spec_ptr, uint32_t width) 1396 { 1397 if (file_spec_ptr) 1398 { 1399 if (width > 0) 1400 { 1401 std::string fullpath = file_spec_ptr->GetPath(); 1402 strm.Printf("%-*s", width, fullpath.c_str()); 1403 return; 1404 } 1405 else 1406 { 1407 file_spec_ptr->Dump(&strm); 1408 return; 1409 } 1410 } 1411 // Keep the width spacing correct if things go wrong... 1412 if (width > 0) 1413 strm.Printf("%-*s", width, ""); 1414 } 1415 1416 static void 1417 DumpDirectory (Stream &strm, const FileSpec *file_spec_ptr, uint32_t width) 1418 { 1419 if (file_spec_ptr) 1420 { 1421 if (width > 0) 1422 strm.Printf("%-*s", width, file_spec_ptr->GetDirectory().AsCString("")); 1423 else 1424 file_spec_ptr->GetDirectory().Dump(&strm); 1425 return; 1426 } 1427 // Keep the width spacing correct if things go wrong... 1428 if (width > 0) 1429 strm.Printf("%-*s", width, ""); 1430 } 1431 1432 static void 1433 DumpBasename (Stream &strm, const FileSpec *file_spec_ptr, uint32_t width) 1434 { 1435 if (file_spec_ptr) 1436 { 1437 if (width > 0) 1438 strm.Printf("%-*s", width, file_spec_ptr->GetFilename().AsCString("")); 1439 else 1440 file_spec_ptr->GetFilename().Dump(&strm); 1441 return; 1442 } 1443 // Keep the width spacing correct if things go wrong... 1444 if (width > 0) 1445 strm.Printf("%-*s", width, ""); 1446 } 1447 1448 1449 static void 1450 DumpModuleSymtab (CommandInterpreter &interpreter, Stream &strm, Module *module, SortOrder sort_order) 1451 { 1452 if (module) 1453 { 1454 SymbolVendor *sym_vendor = module->GetSymbolVendor (); 1455 if (sym_vendor) 1456 { 1457 Symtab *symtab = sym_vendor->GetSymtab(); 1458 if (symtab) 1459 symtab->Dump(&strm, interpreter.GetExecutionContext().GetTargetPtr(), sort_order); 1460 } 1461 } 1462 } 1463 1464 static void 1465 DumpModuleSections (CommandInterpreter &interpreter, Stream &strm, Module *module) 1466 { 1467 if (module) 1468 { 1469 SectionList *section_list = module->GetSectionList(); 1470 if (section_list) 1471 { 1472 strm.Printf ("Sections for '%s' (%s):\n", 1473 module->GetSpecificationDescription().c_str(), 1474 module->GetArchitecture().GetArchitectureName()); 1475 strm.IndentMore(); 1476 section_list->Dump(&strm, interpreter.GetExecutionContext().GetTargetPtr(), true, UINT32_MAX); 1477 strm.IndentLess(); 1478 } 1479 } 1480 } 1481 1482 static bool 1483 DumpModuleSymbolVendor (Stream &strm, Module *module) 1484 { 1485 if (module) 1486 { 1487 SymbolVendor *symbol_vendor = module->GetSymbolVendor(true); 1488 if (symbol_vendor) 1489 { 1490 symbol_vendor->Dump(&strm); 1491 return true; 1492 } 1493 } 1494 return false; 1495 } 1496 1497 static void 1498 DumpAddress (ExecutionContextScope *exe_scope, const Address &so_addr, bool verbose, Stream &strm) 1499 { 1500 strm.IndentMore(); 1501 strm.Indent (" Address: "); 1502 so_addr.Dump (&strm, exe_scope, Address::DumpStyleModuleWithFileAddress); 1503 strm.PutCString (" ("); 1504 so_addr.Dump (&strm, exe_scope, Address::DumpStyleSectionNameOffset); 1505 strm.PutCString (")\n"); 1506 strm.Indent (" Summary: "); 1507 const uint32_t save_indent = strm.GetIndentLevel (); 1508 strm.SetIndentLevel (save_indent + 13); 1509 so_addr.Dump (&strm, exe_scope, Address::DumpStyleResolvedDescription); 1510 strm.SetIndentLevel (save_indent); 1511 // Print out detailed address information when verbose is enabled 1512 if (verbose) 1513 { 1514 strm.EOL(); 1515 so_addr.Dump (&strm, exe_scope, Address::DumpStyleDetailedSymbolContext); 1516 } 1517 strm.IndentLess(); 1518 } 1519 1520 static bool 1521 LookupAddressInModule (CommandInterpreter &interpreter, 1522 Stream &strm, 1523 Module *module, 1524 uint32_t resolve_mask, 1525 lldb::addr_t raw_addr, 1526 lldb::addr_t offset, 1527 bool verbose) 1528 { 1529 if (module) 1530 { 1531 lldb::addr_t addr = raw_addr - offset; 1532 Address so_addr; 1533 SymbolContext sc; 1534 Target *target = interpreter.GetExecutionContext().GetTargetPtr(); 1535 if (target && !target->GetSectionLoadList().IsEmpty()) 1536 { 1537 if (!target->GetSectionLoadList().ResolveLoadAddress (addr, so_addr)) 1538 return false; 1539 else if (so_addr.GetModule().get() != module) 1540 return false; 1541 } 1542 else 1543 { 1544 if (!module->ResolveFileAddress (addr, so_addr)) 1545 return false; 1546 } 1547 1548 ExecutionContextScope *exe_scope = interpreter.GetExecutionContext().GetBestExecutionContextScope(); 1549 DumpAddress (exe_scope, so_addr, verbose, strm); 1550 // strm.IndentMore(); 1551 // strm.Indent (" Address: "); 1552 // so_addr.Dump (&strm, exe_scope, Address::DumpStyleModuleWithFileAddress); 1553 // strm.PutCString (" ("); 1554 // so_addr.Dump (&strm, exe_scope, Address::DumpStyleSectionNameOffset); 1555 // strm.PutCString (")\n"); 1556 // strm.Indent (" Summary: "); 1557 // const uint32_t save_indent = strm.GetIndentLevel (); 1558 // strm.SetIndentLevel (save_indent + 13); 1559 // so_addr.Dump (&strm, exe_scope, Address::DumpStyleResolvedDescription); 1560 // strm.SetIndentLevel (save_indent); 1561 // // Print out detailed address information when verbose is enabled 1562 // if (verbose) 1563 // { 1564 // strm.EOL(); 1565 // so_addr.Dump (&strm, exe_scope, Address::DumpStyleDetailedSymbolContext); 1566 // } 1567 // strm.IndentLess(); 1568 return true; 1569 } 1570 1571 return false; 1572 } 1573 1574 static uint32_t 1575 LookupSymbolInModule (CommandInterpreter &interpreter, Stream &strm, Module *module, const char *name, bool name_is_regex, bool verbose) 1576 { 1577 if (module) 1578 { 1579 SymbolContext sc; 1580 1581 SymbolVendor *sym_vendor = module->GetSymbolVendor (); 1582 if (sym_vendor) 1583 { 1584 Symtab *symtab = sym_vendor->GetSymtab(); 1585 if (symtab) 1586 { 1587 uint32_t i; 1588 std::vector<uint32_t> match_indexes; 1589 ConstString symbol_name (name); 1590 uint32_t num_matches = 0; 1591 if (name_is_regex) 1592 { 1593 RegularExpression name_regexp(name); 1594 num_matches = symtab->AppendSymbolIndexesMatchingRegExAndType (name_regexp, 1595 eSymbolTypeAny, 1596 match_indexes); 1597 } 1598 else 1599 { 1600 num_matches = symtab->AppendSymbolIndexesWithName (symbol_name, match_indexes); 1601 } 1602 1603 1604 if (num_matches > 0) 1605 { 1606 strm.Indent (); 1607 strm.Printf("%u symbols match %s'%s' in ", num_matches, 1608 name_is_regex ? "the regular expression " : "", name); 1609 DumpFullpath (strm, &module->GetFileSpec(), 0); 1610 strm.PutCString(":\n"); 1611 strm.IndentMore (); 1612 //Symtab::DumpSymbolHeader (&strm); 1613 for (i=0; i < num_matches; ++i) 1614 { 1615 Symbol *symbol = symtab->SymbolAtIndex(match_indexes[i]); 1616 DumpAddress (interpreter.GetExecutionContext().GetBestExecutionContextScope(), 1617 symbol->GetAddress(), 1618 verbose, 1619 strm); 1620 1621 // strm.Indent (); 1622 // symbol->Dump (&strm, interpreter.GetExecutionContext().GetTargetPtr(), i); 1623 } 1624 strm.IndentLess (); 1625 return num_matches; 1626 } 1627 } 1628 } 1629 } 1630 return 0; 1631 } 1632 1633 1634 static void 1635 DumpSymbolContextList (ExecutionContextScope *exe_scope, Stream &strm, SymbolContextList &sc_list, bool verbose) 1636 { 1637 strm.IndentMore (); 1638 uint32_t i; 1639 const uint32_t num_matches = sc_list.GetSize(); 1640 1641 for (i=0; i<num_matches; ++i) 1642 { 1643 SymbolContext sc; 1644 if (sc_list.GetContextAtIndex(i, sc)) 1645 { 1646 AddressRange range; 1647 1648 sc.GetAddressRange(eSymbolContextEverything, 1649 0, 1650 true, 1651 range); 1652 1653 DumpAddress (exe_scope, range.GetBaseAddress(), verbose, strm); 1654 } 1655 } 1656 strm.IndentLess (); 1657 } 1658 1659 static size_t 1660 LookupFunctionInModule (CommandInterpreter &interpreter, 1661 Stream &strm, 1662 Module *module, 1663 const char *name, 1664 bool name_is_regex, 1665 bool include_inlines, 1666 bool include_symbols, 1667 bool verbose) 1668 { 1669 if (module && name && name[0]) 1670 { 1671 SymbolContextList sc_list; 1672 const bool append = true; 1673 size_t num_matches = 0; 1674 if (name_is_regex) 1675 { 1676 RegularExpression function_name_regex (name); 1677 num_matches = module->FindFunctions (function_name_regex, 1678 include_symbols, 1679 include_inlines, 1680 append, 1681 sc_list); 1682 } 1683 else 1684 { 1685 ConstString function_name (name); 1686 num_matches = module->FindFunctions (function_name, 1687 NULL, 1688 eFunctionNameTypeAuto, 1689 include_symbols, 1690 include_inlines, 1691 append, 1692 sc_list); 1693 } 1694 1695 if (num_matches) 1696 { 1697 strm.Indent (); 1698 strm.Printf("%zu match%s found in ", num_matches, num_matches > 1 ? "es" : ""); 1699 DumpFullpath (strm, &module->GetFileSpec(), 0); 1700 strm.PutCString(":\n"); 1701 DumpSymbolContextList (interpreter.GetExecutionContext().GetBestExecutionContextScope(), strm, sc_list, verbose); 1702 } 1703 return num_matches; 1704 } 1705 return 0; 1706 } 1707 1708 static size_t 1709 LookupTypeInModule (CommandInterpreter &interpreter, 1710 Stream &strm, 1711 Module *module, 1712 const char *name_cstr, 1713 bool name_is_regex) 1714 { 1715 if (module && name_cstr && name_cstr[0]) 1716 { 1717 TypeList type_list; 1718 const uint32_t max_num_matches = UINT32_MAX; 1719 size_t num_matches = 0; 1720 bool name_is_fully_qualified = false; 1721 SymbolContext sc; 1722 1723 ConstString name(name_cstr); 1724 num_matches = module->FindTypes(sc, name, name_is_fully_qualified, max_num_matches, type_list); 1725 1726 if (num_matches) 1727 { 1728 strm.Indent (); 1729 strm.Printf("%zu match%s found in ", num_matches, num_matches > 1 ? "es" : ""); 1730 DumpFullpath (strm, &module->GetFileSpec(), 0); 1731 strm.PutCString(":\n"); 1732 const uint32_t num_types = type_list.GetSize(); 1733 for (uint32_t i=0; i<num_types; ++i) 1734 { 1735 TypeSP type_sp (type_list.GetTypeAtIndex(i)); 1736 if (type_sp) 1737 { 1738 // Resolve the clang type so that any forward references 1739 // to types that haven't yet been parsed will get parsed. 1740 type_sp->GetClangFullType (); 1741 type_sp->GetDescription (&strm, eDescriptionLevelFull, true); 1742 // Print all typedef chains 1743 TypeSP typedef_type_sp (type_sp); 1744 TypeSP typedefed_type_sp (typedef_type_sp->GetTypedefType()); 1745 while (typedefed_type_sp) 1746 { 1747 strm.EOL(); 1748 strm.Printf(" typedef '%s': ", typedef_type_sp->GetName().GetCString()); 1749 typedefed_type_sp->GetClangFullType (); 1750 typedefed_type_sp->GetDescription (&strm, eDescriptionLevelFull, true); 1751 typedef_type_sp = typedefed_type_sp; 1752 typedefed_type_sp = typedef_type_sp->GetTypedefType(); 1753 } 1754 } 1755 strm.EOL(); 1756 } 1757 } 1758 return num_matches; 1759 } 1760 return 0; 1761 } 1762 1763 static size_t 1764 LookupTypeHere (CommandInterpreter &interpreter, 1765 Stream &strm, 1766 const SymbolContext &sym_ctx, 1767 const char *name_cstr, 1768 bool name_is_regex) 1769 { 1770 if (!sym_ctx.module_sp) 1771 return 0; 1772 1773 TypeList type_list; 1774 const uint32_t max_num_matches = UINT32_MAX; 1775 size_t num_matches = 1; 1776 bool name_is_fully_qualified = false; 1777 1778 ConstString name(name_cstr); 1779 num_matches = sym_ctx.module_sp->FindTypes(sym_ctx, name, name_is_fully_qualified, max_num_matches, type_list); 1780 1781 if (num_matches) 1782 { 1783 strm.Indent (); 1784 strm.PutCString("Best match found in "); 1785 DumpFullpath (strm, &sym_ctx.module_sp->GetFileSpec(), 0); 1786 strm.PutCString(":\n"); 1787 1788 TypeSP type_sp (type_list.GetTypeAtIndex(0)); 1789 if (type_sp) 1790 { 1791 // Resolve the clang type so that any forward references 1792 // to types that haven't yet been parsed will get parsed. 1793 type_sp->GetClangFullType (); 1794 type_sp->GetDescription (&strm, eDescriptionLevelFull, true); 1795 // Print all typedef chains 1796 TypeSP typedef_type_sp (type_sp); 1797 TypeSP typedefed_type_sp (typedef_type_sp->GetTypedefType()); 1798 while (typedefed_type_sp) 1799 { 1800 strm.EOL(); 1801 strm.Printf(" typedef '%s': ", typedef_type_sp->GetName().GetCString()); 1802 typedefed_type_sp->GetClangFullType (); 1803 typedefed_type_sp->GetDescription (&strm, eDescriptionLevelFull, true); 1804 typedef_type_sp = typedefed_type_sp; 1805 typedefed_type_sp = typedef_type_sp->GetTypedefType(); 1806 } 1807 } 1808 strm.EOL(); 1809 } 1810 return num_matches; 1811 } 1812 1813 static uint32_t 1814 LookupFileAndLineInModule (CommandInterpreter &interpreter, 1815 Stream &strm, 1816 Module *module, 1817 const FileSpec &file_spec, 1818 uint32_t line, 1819 bool check_inlines, 1820 bool verbose) 1821 { 1822 if (module && file_spec) 1823 { 1824 SymbolContextList sc_list; 1825 const uint32_t num_matches = module->ResolveSymbolContextsForFileSpec(file_spec, line, check_inlines, 1826 eSymbolContextEverything, sc_list); 1827 if (num_matches > 0) 1828 { 1829 strm.Indent (); 1830 strm.Printf("%u match%s found in ", num_matches, num_matches > 1 ? "es" : ""); 1831 strm << file_spec; 1832 if (line > 0) 1833 strm.Printf (":%u", line); 1834 strm << " in "; 1835 DumpFullpath (strm, &module->GetFileSpec(), 0); 1836 strm.PutCString(":\n"); 1837 DumpSymbolContextList (interpreter.GetExecutionContext().GetBestExecutionContextScope(), strm, sc_list, verbose); 1838 return num_matches; 1839 } 1840 } 1841 return 0; 1842 1843 } 1844 1845 1846 static size_t 1847 FindModulesByName (Target *target, 1848 const char *module_name, 1849 ModuleList &module_list, 1850 bool check_global_list) 1851 { 1852 // Dump specified images (by basename or fullpath) 1853 FileSpec module_file_spec(module_name, false); 1854 ModuleSpec module_spec (module_file_spec); 1855 1856 const size_t initial_size = module_list.GetSize (); 1857 1858 if (check_global_list) 1859 { 1860 // Check the global list 1861 Mutex::Locker locker(Module::GetAllocationModuleCollectionMutex()); 1862 const size_t num_modules = Module::GetNumberAllocatedModules(); 1863 ModuleSP module_sp; 1864 for (size_t image_idx = 0; image_idx<num_modules; ++image_idx) 1865 { 1866 Module *module = Module::GetAllocatedModuleAtIndex(image_idx); 1867 1868 if (module) 1869 { 1870 if (module->MatchesModuleSpec (module_spec)) 1871 { 1872 module_sp = module->shared_from_this(); 1873 module_list.AppendIfNeeded(module_sp); 1874 } 1875 } 1876 } 1877 } 1878 else 1879 { 1880 if (target) 1881 { 1882 const size_t num_matches = target->GetImages().FindModules (module_spec, module_list); 1883 1884 // Not found in our module list for our target, check the main 1885 // shared module list in case it is a extra file used somewhere 1886 // else 1887 if (num_matches == 0) 1888 { 1889 module_spec.GetArchitecture() = target->GetArchitecture(); 1890 ModuleList::FindSharedModules (module_spec, module_list); 1891 } 1892 } 1893 else 1894 { 1895 ModuleList::FindSharedModules (module_spec,module_list); 1896 } 1897 } 1898 1899 return module_list.GetSize () - initial_size; 1900 } 1901 1902 #pragma mark CommandObjectTargetModulesModuleAutoComplete 1903 1904 //---------------------------------------------------------------------- 1905 // A base command object class that can auto complete with module file 1906 // paths 1907 //---------------------------------------------------------------------- 1908 1909 class CommandObjectTargetModulesModuleAutoComplete : public CommandObjectParsed 1910 { 1911 public: 1912 1913 CommandObjectTargetModulesModuleAutoComplete (CommandInterpreter &interpreter, 1914 const char *name, 1915 const char *help, 1916 const char *syntax) : 1917 CommandObjectParsed (interpreter, name, help, syntax) 1918 { 1919 CommandArgumentEntry arg; 1920 CommandArgumentData file_arg; 1921 1922 // Define the first (and only) variant of this arg. 1923 file_arg.arg_type = eArgTypeFilename; 1924 file_arg.arg_repetition = eArgRepeatStar; 1925 1926 // There is only one variant this argument could be; put it into the argument entry. 1927 arg.push_back (file_arg); 1928 1929 // Push the data for the first argument into the m_arguments vector. 1930 m_arguments.push_back (arg); 1931 } 1932 1933 virtual 1934 ~CommandObjectTargetModulesModuleAutoComplete () 1935 { 1936 } 1937 1938 virtual int 1939 HandleArgumentCompletion (Args &input, 1940 int &cursor_index, 1941 int &cursor_char_position, 1942 OptionElementVector &opt_element_vector, 1943 int match_start_point, 1944 int max_return_elements, 1945 bool &word_complete, 1946 StringList &matches) 1947 { 1948 // Arguments are the standard module completer. 1949 std::string completion_str (input.GetArgumentAtIndex(cursor_index)); 1950 completion_str.erase (cursor_char_position); 1951 1952 CommandCompletions::InvokeCommonCompletionCallbacks (m_interpreter, 1953 CommandCompletions::eModuleCompletion, 1954 completion_str.c_str(), 1955 match_start_point, 1956 max_return_elements, 1957 NULL, 1958 word_complete, 1959 matches); 1960 return matches.GetSize(); 1961 } 1962 }; 1963 1964 #pragma mark CommandObjectTargetModulesSourceFileAutoComplete 1965 1966 //---------------------------------------------------------------------- 1967 // A base command object class that can auto complete with module source 1968 // file paths 1969 //---------------------------------------------------------------------- 1970 1971 class CommandObjectTargetModulesSourceFileAutoComplete : public CommandObjectParsed 1972 { 1973 public: 1974 1975 CommandObjectTargetModulesSourceFileAutoComplete (CommandInterpreter &interpreter, 1976 const char *name, 1977 const char *help, 1978 const char *syntax, 1979 uint32_t flags) : 1980 CommandObjectParsed (interpreter, name, help, syntax, flags) 1981 { 1982 CommandArgumentEntry arg; 1983 CommandArgumentData source_file_arg; 1984 1985 // Define the first (and only) variant of this arg. 1986 source_file_arg.arg_type = eArgTypeSourceFile; 1987 source_file_arg.arg_repetition = eArgRepeatPlus; 1988 1989 // There is only one variant this argument could be; put it into the argument entry. 1990 arg.push_back (source_file_arg); 1991 1992 // Push the data for the first argument into the m_arguments vector. 1993 m_arguments.push_back (arg); 1994 } 1995 1996 virtual 1997 ~CommandObjectTargetModulesSourceFileAutoComplete () 1998 { 1999 } 2000 2001 virtual int 2002 HandleArgumentCompletion (Args &input, 2003 int &cursor_index, 2004 int &cursor_char_position, 2005 OptionElementVector &opt_element_vector, 2006 int match_start_point, 2007 int max_return_elements, 2008 bool &word_complete, 2009 StringList &matches) 2010 { 2011 // Arguments are the standard source file completer. 2012 std::string completion_str (input.GetArgumentAtIndex(cursor_index)); 2013 completion_str.erase (cursor_char_position); 2014 2015 CommandCompletions::InvokeCommonCompletionCallbacks (m_interpreter, 2016 CommandCompletions::eSourceFileCompletion, 2017 completion_str.c_str(), 2018 match_start_point, 2019 max_return_elements, 2020 NULL, 2021 word_complete, 2022 matches); 2023 return matches.GetSize(); 2024 } 2025 }; 2026 2027 2028 #pragma mark CommandObjectTargetModulesDumpSymtab 2029 2030 2031 class CommandObjectTargetModulesDumpSymtab : public CommandObjectTargetModulesModuleAutoComplete 2032 { 2033 public: 2034 CommandObjectTargetModulesDumpSymtab (CommandInterpreter &interpreter) : 2035 CommandObjectTargetModulesModuleAutoComplete (interpreter, 2036 "target modules dump symtab", 2037 "Dump the symbol table from one or more target modules.", 2038 NULL), 2039 m_options (interpreter) 2040 { 2041 } 2042 2043 virtual 2044 ~CommandObjectTargetModulesDumpSymtab () 2045 { 2046 } 2047 2048 virtual Options * 2049 GetOptions () 2050 { 2051 return &m_options; 2052 } 2053 2054 class CommandOptions : public Options 2055 { 2056 public: 2057 2058 CommandOptions (CommandInterpreter &interpreter) : 2059 Options(interpreter), 2060 m_sort_order (eSortOrderNone) 2061 { 2062 } 2063 2064 virtual 2065 ~CommandOptions () 2066 { 2067 } 2068 2069 virtual Error 2070 SetOptionValue (uint32_t option_idx, const char *option_arg) 2071 { 2072 Error error; 2073 const int short_option = m_getopt_table[option_idx].val; 2074 2075 switch (short_option) 2076 { 2077 case 's': 2078 m_sort_order = (SortOrder) Args::StringToOptionEnum (option_arg, 2079 g_option_table[option_idx].enum_values, 2080 eSortOrderNone, 2081 error); 2082 break; 2083 2084 default: 2085 error.SetErrorStringWithFormat("invalid short option character '%c'", short_option); 2086 break; 2087 2088 } 2089 return error; 2090 } 2091 2092 void 2093 OptionParsingStarting () 2094 { 2095 m_sort_order = eSortOrderNone; 2096 } 2097 2098 const OptionDefinition* 2099 GetDefinitions () 2100 { 2101 return g_option_table; 2102 } 2103 2104 // Options table: Required for subclasses of Options. 2105 static OptionDefinition g_option_table[]; 2106 2107 SortOrder m_sort_order; 2108 }; 2109 2110 protected: 2111 virtual bool 2112 DoExecute (Args& command, 2113 CommandReturnObject &result) 2114 { 2115 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 2116 if (target == NULL) 2117 { 2118 result.AppendError ("invalid target, create a debug target using the 'target create' command"); 2119 result.SetStatus (eReturnStatusFailed); 2120 return false; 2121 } 2122 else 2123 { 2124 uint32_t num_dumped = 0; 2125 2126 uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize(); 2127 result.GetOutputStream().SetAddressByteSize(addr_byte_size); 2128 result.GetErrorStream().SetAddressByteSize(addr_byte_size); 2129 2130 if (command.GetArgumentCount() == 0) 2131 { 2132 // Dump all sections for all modules images 2133 Mutex::Locker modules_locker(target->GetImages().GetMutex()); 2134 const size_t num_modules = target->GetImages().GetSize(); 2135 if (num_modules > 0) 2136 { 2137 result.GetOutputStream().Printf("Dumping symbol table for %zu modules.\n", num_modules); 2138 for (size_t image_idx = 0; image_idx<num_modules; ++image_idx) 2139 { 2140 if (num_dumped > 0) 2141 { 2142 result.GetOutputStream().EOL(); 2143 result.GetOutputStream().EOL(); 2144 } 2145 num_dumped++; 2146 DumpModuleSymtab (m_interpreter, 2147 result.GetOutputStream(), 2148 target->GetImages().GetModulePointerAtIndexUnlocked(image_idx), 2149 m_options.m_sort_order); 2150 } 2151 } 2152 else 2153 { 2154 result.AppendError ("the target has no associated executable images"); 2155 result.SetStatus (eReturnStatusFailed); 2156 return false; 2157 } 2158 } 2159 else 2160 { 2161 // Dump specified images (by basename or fullpath) 2162 const char *arg_cstr; 2163 for (int arg_idx = 0; (arg_cstr = command.GetArgumentAtIndex(arg_idx)) != NULL; ++arg_idx) 2164 { 2165 ModuleList module_list; 2166 const size_t num_matches = FindModulesByName (target, arg_cstr, module_list, true); 2167 if (num_matches > 0) 2168 { 2169 for (size_t i=0; i<num_matches; ++i) 2170 { 2171 Module *module = module_list.GetModulePointerAtIndex(i); 2172 if (module) 2173 { 2174 if (num_dumped > 0) 2175 { 2176 result.GetOutputStream().EOL(); 2177 result.GetOutputStream().EOL(); 2178 } 2179 num_dumped++; 2180 DumpModuleSymtab (m_interpreter, result.GetOutputStream(), module, m_options.m_sort_order); 2181 } 2182 } 2183 } 2184 else 2185 result.AppendWarningWithFormat("Unable to find an image that matches '%s'.\n", arg_cstr); 2186 } 2187 } 2188 2189 if (num_dumped > 0) 2190 result.SetStatus (eReturnStatusSuccessFinishResult); 2191 else 2192 { 2193 result.AppendError ("no matching executable images found"); 2194 result.SetStatus (eReturnStatusFailed); 2195 } 2196 } 2197 return result.Succeeded(); 2198 } 2199 2200 2201 CommandOptions m_options; 2202 }; 2203 2204 static OptionEnumValueElement 2205 g_sort_option_enumeration[4] = 2206 { 2207 { eSortOrderNone, "none", "No sorting, use the original symbol table order."}, 2208 { eSortOrderByAddress, "address", "Sort output by symbol address."}, 2209 { eSortOrderByName, "name", "Sort output by symbol name."}, 2210 { 0, NULL, NULL } 2211 }; 2212 2213 2214 OptionDefinition 2215 CommandObjectTargetModulesDumpSymtab::CommandOptions::g_option_table[] = 2216 { 2217 { LLDB_OPT_SET_1, false, "sort", 's', required_argument, g_sort_option_enumeration, 0, eArgTypeSortOrder, "Supply a sort order when dumping the symbol table."}, 2218 { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL } 2219 }; 2220 2221 #pragma mark CommandObjectTargetModulesDumpSections 2222 2223 //---------------------------------------------------------------------- 2224 // Image section dumping command 2225 //---------------------------------------------------------------------- 2226 2227 class CommandObjectTargetModulesDumpSections : public CommandObjectTargetModulesModuleAutoComplete 2228 { 2229 public: 2230 CommandObjectTargetModulesDumpSections (CommandInterpreter &interpreter) : 2231 CommandObjectTargetModulesModuleAutoComplete (interpreter, 2232 "target modules dump sections", 2233 "Dump the sections from one or more target modules.", 2234 //"target modules dump sections [<file1> ...]") 2235 NULL) 2236 { 2237 } 2238 2239 virtual 2240 ~CommandObjectTargetModulesDumpSections () 2241 { 2242 } 2243 2244 protected: 2245 virtual bool 2246 DoExecute (Args& command, 2247 CommandReturnObject &result) 2248 { 2249 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 2250 if (target == NULL) 2251 { 2252 result.AppendError ("invalid target, create a debug target using the 'target create' command"); 2253 result.SetStatus (eReturnStatusFailed); 2254 return false; 2255 } 2256 else 2257 { 2258 uint32_t num_dumped = 0; 2259 2260 uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize(); 2261 result.GetOutputStream().SetAddressByteSize(addr_byte_size); 2262 result.GetErrorStream().SetAddressByteSize(addr_byte_size); 2263 2264 if (command.GetArgumentCount() == 0) 2265 { 2266 // Dump all sections for all modules images 2267 const size_t num_modules = target->GetImages().GetSize(); 2268 if (num_modules > 0) 2269 { 2270 result.GetOutputStream().Printf("Dumping sections for %zu modules.\n", num_modules); 2271 for (size_t image_idx = 0; image_idx<num_modules; ++image_idx) 2272 { 2273 num_dumped++; 2274 DumpModuleSections (m_interpreter, result.GetOutputStream(), target->GetImages().GetModulePointerAtIndex(image_idx)); 2275 } 2276 } 2277 else 2278 { 2279 result.AppendError ("the target has no associated executable images"); 2280 result.SetStatus (eReturnStatusFailed); 2281 return false; 2282 } 2283 } 2284 else 2285 { 2286 // Dump specified images (by basename or fullpath) 2287 const char *arg_cstr; 2288 for (int arg_idx = 0; (arg_cstr = command.GetArgumentAtIndex(arg_idx)) != NULL; ++arg_idx) 2289 { 2290 ModuleList module_list; 2291 const size_t num_matches = FindModulesByName (target, arg_cstr, module_list, true); 2292 if (num_matches > 0) 2293 { 2294 for (size_t i=0; i<num_matches; ++i) 2295 { 2296 Module *module = module_list.GetModulePointerAtIndex(i); 2297 if (module) 2298 { 2299 num_dumped++; 2300 DumpModuleSections (m_interpreter, result.GetOutputStream(), module); 2301 } 2302 } 2303 } 2304 else 2305 { 2306 // Check the global list 2307 Mutex::Locker locker(Module::GetAllocationModuleCollectionMutex()); 2308 2309 result.AppendWarningWithFormat("Unable to find an image that matches '%s'.\n", arg_cstr); 2310 } 2311 } 2312 } 2313 2314 if (num_dumped > 0) 2315 result.SetStatus (eReturnStatusSuccessFinishResult); 2316 else 2317 { 2318 result.AppendError ("no matching executable images found"); 2319 result.SetStatus (eReturnStatusFailed); 2320 } 2321 } 2322 return result.Succeeded(); 2323 } 2324 }; 2325 2326 2327 #pragma mark CommandObjectTargetModulesDumpSymfile 2328 2329 //---------------------------------------------------------------------- 2330 // Image debug symbol dumping command 2331 //---------------------------------------------------------------------- 2332 2333 class CommandObjectTargetModulesDumpSymfile : public CommandObjectTargetModulesModuleAutoComplete 2334 { 2335 public: 2336 CommandObjectTargetModulesDumpSymfile (CommandInterpreter &interpreter) : 2337 CommandObjectTargetModulesModuleAutoComplete (interpreter, 2338 "target modules dump symfile", 2339 "Dump the debug symbol file for one or more target modules.", 2340 //"target modules dump symfile [<file1> ...]") 2341 NULL) 2342 { 2343 } 2344 2345 virtual 2346 ~CommandObjectTargetModulesDumpSymfile () 2347 { 2348 } 2349 2350 protected: 2351 virtual bool 2352 DoExecute (Args& command, 2353 CommandReturnObject &result) 2354 { 2355 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 2356 if (target == NULL) 2357 { 2358 result.AppendError ("invalid target, create a debug target using the 'target create' command"); 2359 result.SetStatus (eReturnStatusFailed); 2360 return false; 2361 } 2362 else 2363 { 2364 uint32_t num_dumped = 0; 2365 2366 uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize(); 2367 result.GetOutputStream().SetAddressByteSize(addr_byte_size); 2368 result.GetErrorStream().SetAddressByteSize(addr_byte_size); 2369 2370 if (command.GetArgumentCount() == 0) 2371 { 2372 // Dump all sections for all modules images 2373 const ModuleList &target_modules = target->GetImages(); 2374 Mutex::Locker modules_locker (target_modules.GetMutex()); 2375 const size_t num_modules = target_modules.GetSize(); 2376 if (num_modules > 0) 2377 { 2378 result.GetOutputStream().Printf("Dumping debug symbols for %zu modules.\n", num_modules); 2379 for (uint32_t image_idx = 0; image_idx<num_modules; ++image_idx) 2380 { 2381 if (DumpModuleSymbolVendor (result.GetOutputStream(), target_modules.GetModulePointerAtIndexUnlocked(image_idx))) 2382 num_dumped++; 2383 } 2384 } 2385 else 2386 { 2387 result.AppendError ("the target has no associated executable images"); 2388 result.SetStatus (eReturnStatusFailed); 2389 return false; 2390 } 2391 } 2392 else 2393 { 2394 // Dump specified images (by basename or fullpath) 2395 const char *arg_cstr; 2396 for (int arg_idx = 0; (arg_cstr = command.GetArgumentAtIndex(arg_idx)) != NULL; ++arg_idx) 2397 { 2398 ModuleList module_list; 2399 const size_t num_matches = FindModulesByName (target, arg_cstr, module_list, true); 2400 if (num_matches > 0) 2401 { 2402 for (size_t i=0; i<num_matches; ++i) 2403 { 2404 Module *module = module_list.GetModulePointerAtIndex(i); 2405 if (module) 2406 { 2407 if (DumpModuleSymbolVendor (result.GetOutputStream(), module)) 2408 num_dumped++; 2409 } 2410 } 2411 } 2412 else 2413 result.AppendWarningWithFormat("Unable to find an image that matches '%s'.\n", arg_cstr); 2414 } 2415 } 2416 2417 if (num_dumped > 0) 2418 result.SetStatus (eReturnStatusSuccessFinishResult); 2419 else 2420 { 2421 result.AppendError ("no matching executable images found"); 2422 result.SetStatus (eReturnStatusFailed); 2423 } 2424 } 2425 return result.Succeeded(); 2426 } 2427 }; 2428 2429 2430 #pragma mark CommandObjectTargetModulesDumpLineTable 2431 2432 //---------------------------------------------------------------------- 2433 // Image debug line table dumping command 2434 //---------------------------------------------------------------------- 2435 2436 class CommandObjectTargetModulesDumpLineTable : public CommandObjectTargetModulesSourceFileAutoComplete 2437 { 2438 public: 2439 CommandObjectTargetModulesDumpLineTable (CommandInterpreter &interpreter) : 2440 CommandObjectTargetModulesSourceFileAutoComplete (interpreter, 2441 "target modules dump line-table", 2442 "Dump the line table for one or more compilation units.", 2443 NULL, 2444 eFlagRequiresTarget) 2445 { 2446 } 2447 2448 virtual 2449 ~CommandObjectTargetModulesDumpLineTable () 2450 { 2451 } 2452 2453 protected: 2454 virtual bool 2455 DoExecute (Args& command, 2456 CommandReturnObject &result) 2457 { 2458 Target *target = m_exe_ctx.GetTargetPtr(); 2459 uint32_t total_num_dumped = 0; 2460 2461 uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize(); 2462 result.GetOutputStream().SetAddressByteSize(addr_byte_size); 2463 result.GetErrorStream().SetAddressByteSize(addr_byte_size); 2464 2465 if (command.GetArgumentCount() == 0) 2466 { 2467 result.AppendErrorWithFormat ("\nSyntax: %s\n", m_cmd_syntax.c_str()); 2468 result.SetStatus (eReturnStatusFailed); 2469 } 2470 else 2471 { 2472 // Dump specified images (by basename or fullpath) 2473 const char *arg_cstr; 2474 for (int arg_idx = 0; (arg_cstr = command.GetArgumentAtIndex(arg_idx)) != NULL; ++arg_idx) 2475 { 2476 FileSpec file_spec(arg_cstr, false); 2477 2478 const ModuleList &target_modules = target->GetImages(); 2479 Mutex::Locker modules_locker(target_modules.GetMutex()); 2480 const size_t num_modules = target_modules.GetSize(); 2481 if (num_modules > 0) 2482 { 2483 uint32_t num_dumped = 0; 2484 for (uint32_t i = 0; i<num_modules; ++i) 2485 { 2486 if (DumpCompileUnitLineTable (m_interpreter, 2487 result.GetOutputStream(), 2488 target_modules.GetModulePointerAtIndexUnlocked(i), 2489 file_spec, 2490 m_exe_ctx.GetProcessPtr() && m_exe_ctx.GetProcessRef().IsAlive())) 2491 num_dumped++; 2492 } 2493 if (num_dumped == 0) 2494 result.AppendWarningWithFormat ("No source filenames matched '%s'.\n", arg_cstr); 2495 else 2496 total_num_dumped += num_dumped; 2497 } 2498 } 2499 } 2500 2501 if (total_num_dumped > 0) 2502 result.SetStatus (eReturnStatusSuccessFinishResult); 2503 else 2504 { 2505 result.AppendError ("no source filenames matched any command arguments"); 2506 result.SetStatus (eReturnStatusFailed); 2507 } 2508 return result.Succeeded(); 2509 } 2510 }; 2511 2512 2513 #pragma mark CommandObjectTargetModulesDump 2514 2515 //---------------------------------------------------------------------- 2516 // Dump multi-word command for target modules 2517 //---------------------------------------------------------------------- 2518 2519 class CommandObjectTargetModulesDump : public CommandObjectMultiword 2520 { 2521 public: 2522 2523 //------------------------------------------------------------------ 2524 // Constructors and Destructors 2525 //------------------------------------------------------------------ 2526 CommandObjectTargetModulesDump(CommandInterpreter &interpreter) : 2527 CommandObjectMultiword (interpreter, 2528 "target modules dump", 2529 "A set of commands for dumping information about one or more target modules.", 2530 "target modules dump [symtab|sections|symfile|line-table] [<file1> <file2> ...]") 2531 { 2532 LoadSubCommand ("symtab", CommandObjectSP (new CommandObjectTargetModulesDumpSymtab (interpreter))); 2533 LoadSubCommand ("sections", CommandObjectSP (new CommandObjectTargetModulesDumpSections (interpreter))); 2534 LoadSubCommand ("symfile", CommandObjectSP (new CommandObjectTargetModulesDumpSymfile (interpreter))); 2535 LoadSubCommand ("line-table", CommandObjectSP (new CommandObjectTargetModulesDumpLineTable (interpreter))); 2536 } 2537 2538 virtual 2539 ~CommandObjectTargetModulesDump() 2540 { 2541 } 2542 }; 2543 2544 class CommandObjectTargetModulesAdd : public CommandObjectParsed 2545 { 2546 public: 2547 CommandObjectTargetModulesAdd (CommandInterpreter &interpreter) : 2548 CommandObjectParsed (interpreter, 2549 "target modules add", 2550 "Add a new module to the current target's modules.", 2551 "target modules add [<module>]"), 2552 m_option_group (interpreter), 2553 m_symbol_file (LLDB_OPT_SET_1, false, "symfile", 's', 0, eArgTypeFilename, "Fullpath to a stand alone debug symbols file for when debug symbols are not in the executable.") 2554 { 2555 m_option_group.Append (&m_uuid_option_group, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 2556 m_option_group.Append (&m_symbol_file, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 2557 m_option_group.Finalize(); 2558 } 2559 2560 virtual 2561 ~CommandObjectTargetModulesAdd () 2562 { 2563 } 2564 2565 virtual Options * 2566 GetOptions () 2567 { 2568 return &m_option_group; 2569 } 2570 2571 virtual int 2572 HandleArgumentCompletion (Args &input, 2573 int &cursor_index, 2574 int &cursor_char_position, 2575 OptionElementVector &opt_element_vector, 2576 int match_start_point, 2577 int max_return_elements, 2578 bool &word_complete, 2579 StringList &matches) 2580 { 2581 std::string completion_str (input.GetArgumentAtIndex(cursor_index)); 2582 completion_str.erase (cursor_char_position); 2583 2584 CommandCompletions::InvokeCommonCompletionCallbacks (m_interpreter, 2585 CommandCompletions::eDiskFileCompletion, 2586 completion_str.c_str(), 2587 match_start_point, 2588 max_return_elements, 2589 NULL, 2590 word_complete, 2591 matches); 2592 return matches.GetSize(); 2593 } 2594 2595 protected: 2596 2597 OptionGroupOptions m_option_group; 2598 OptionGroupUUID m_uuid_option_group; 2599 OptionGroupFile m_symbol_file; 2600 2601 2602 virtual bool 2603 DoExecute (Args& args, 2604 CommandReturnObject &result) 2605 { 2606 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 2607 if (target == NULL) 2608 { 2609 result.AppendError ("invalid target, create a debug target using the 'target create' command"); 2610 result.SetStatus (eReturnStatusFailed); 2611 return false; 2612 } 2613 else 2614 { 2615 bool flush = false; 2616 2617 const size_t argc = args.GetArgumentCount(); 2618 if (argc == 0) 2619 { 2620 if (m_uuid_option_group.GetOptionValue ().OptionWasSet()) 2621 { 2622 // We are given a UUID only, go locate the file 2623 ModuleSpec module_spec; 2624 module_spec.GetUUID() = m_uuid_option_group.GetOptionValue ().GetCurrentValue(); 2625 if (m_symbol_file.GetOptionValue().OptionWasSet()) 2626 module_spec.GetSymbolFileSpec() = m_symbol_file.GetOptionValue().GetCurrentValue(); 2627 if (Symbols::DownloadObjectAndSymbolFile (module_spec)) 2628 { 2629 ModuleSP module_sp (target->GetSharedModule (module_spec)); 2630 if (module_sp) 2631 { 2632 result.SetStatus (eReturnStatusSuccessFinishResult); 2633 return true; 2634 } 2635 else 2636 { 2637 flush = true; 2638 2639 StreamString strm; 2640 module_spec.GetUUID().Dump (&strm); 2641 if (module_spec.GetFileSpec()) 2642 { 2643 if (module_spec.GetSymbolFileSpec()) 2644 { 2645 result.AppendErrorWithFormat ("Unable to create the executable or symbol file with UUID %s with path %s and symbol file %s", 2646 strm.GetString().c_str(), 2647 module_spec.GetFileSpec().GetPath().c_str(), 2648 module_spec.GetSymbolFileSpec().GetPath().c_str()); 2649 } 2650 else 2651 { 2652 result.AppendErrorWithFormat ("Unable to create the executable or symbol file with UUID %s with path %s", 2653 strm.GetString().c_str(), 2654 module_spec.GetFileSpec().GetPath().c_str()); 2655 } 2656 } 2657 else 2658 { 2659 result.AppendErrorWithFormat ("Unable to create the executable or symbol file with UUID %s", 2660 strm.GetString().c_str()); 2661 } 2662 result.SetStatus (eReturnStatusFailed); 2663 return false; 2664 } 2665 } 2666 else 2667 { 2668 StreamString strm; 2669 module_spec.GetUUID().Dump (&strm); 2670 result.AppendErrorWithFormat ("Unable to locate the executable or symbol file with UUID %s", strm.GetString().c_str()); 2671 result.SetStatus (eReturnStatusFailed); 2672 return false; 2673 } 2674 } 2675 else 2676 { 2677 result.AppendError ("one or more executable image paths must be specified"); 2678 result.SetStatus (eReturnStatusFailed); 2679 return false; 2680 } 2681 } 2682 else 2683 { 2684 for (size_t i=0; i<argc; ++i) 2685 { 2686 const char *path = args.GetArgumentAtIndex(i); 2687 if (path) 2688 { 2689 FileSpec file_spec(path, true); 2690 if (file_spec.Exists()) 2691 { 2692 ModuleSpec module_spec (file_spec); 2693 if (m_uuid_option_group.GetOptionValue ().OptionWasSet()) 2694 module_spec.GetUUID() = m_uuid_option_group.GetOptionValue ().GetCurrentValue(); 2695 if (m_symbol_file.GetOptionValue().OptionWasSet()) 2696 module_spec.GetSymbolFileSpec() = m_symbol_file.GetOptionValue().GetCurrentValue(); 2697 Error error; 2698 ModuleSP module_sp (target->GetSharedModule (module_spec, &error)); 2699 if (!module_sp) 2700 { 2701 const char *error_cstr = error.AsCString(); 2702 if (error_cstr) 2703 result.AppendError (error_cstr); 2704 else 2705 result.AppendErrorWithFormat ("unsupported module: %s", path); 2706 result.SetStatus (eReturnStatusFailed); 2707 return false; 2708 } 2709 else 2710 { 2711 flush = true; 2712 } 2713 result.SetStatus (eReturnStatusSuccessFinishResult); 2714 } 2715 else 2716 { 2717 char resolved_path[PATH_MAX]; 2718 result.SetStatus (eReturnStatusFailed); 2719 if (file_spec.GetPath (resolved_path, sizeof(resolved_path))) 2720 { 2721 if (strcmp (resolved_path, path) != 0) 2722 { 2723 result.AppendErrorWithFormat ("invalid module path '%s' with resolved path '%s'\n", path, resolved_path); 2724 break; 2725 } 2726 } 2727 result.AppendErrorWithFormat ("invalid module path '%s'\n", path); 2728 break; 2729 } 2730 } 2731 } 2732 } 2733 2734 if (flush) 2735 { 2736 ProcessSP process = target->GetProcessSP(); 2737 if (process) 2738 process->Flush(); 2739 } 2740 } 2741 2742 return result.Succeeded(); 2743 } 2744 2745 }; 2746 2747 class CommandObjectTargetModulesLoad : public CommandObjectTargetModulesModuleAutoComplete 2748 { 2749 public: 2750 CommandObjectTargetModulesLoad (CommandInterpreter &interpreter) : 2751 CommandObjectTargetModulesModuleAutoComplete (interpreter, 2752 "target modules load", 2753 "Set the load addresses for one or more sections in a target module.", 2754 "target modules load [--file <module> --uuid <uuid>] <sect-name> <address> [<sect-name> <address> ....]"), 2755 m_option_group (interpreter), 2756 m_file_option (LLDB_OPT_SET_1, false, "file", 'f', 0, eArgTypeFilename, "Fullpath or basename for module to load."), 2757 m_slide_option(LLDB_OPT_SET_1, false, "slide", 's', 0, eArgTypeOffset, "Set the load address for all sections to be the virtual address in the file plus the offset.", 0) 2758 { 2759 m_option_group.Append (&m_uuid_option_group, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 2760 m_option_group.Append (&m_file_option, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 2761 m_option_group.Append (&m_slide_option, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1); 2762 m_option_group.Finalize(); 2763 } 2764 2765 virtual 2766 ~CommandObjectTargetModulesLoad () 2767 { 2768 } 2769 2770 virtual Options * 2771 GetOptions () 2772 { 2773 return &m_option_group; 2774 } 2775 2776 protected: 2777 virtual bool 2778 DoExecute (Args& args, 2779 CommandReturnObject &result) 2780 { 2781 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 2782 if (target == NULL) 2783 { 2784 result.AppendError ("invalid target, create a debug target using the 'target create' command"); 2785 result.SetStatus (eReturnStatusFailed); 2786 return false; 2787 } 2788 else 2789 { 2790 const size_t argc = args.GetArgumentCount(); 2791 ModuleSpec module_spec; 2792 bool search_using_module_spec = false; 2793 if (m_file_option.GetOptionValue().OptionWasSet()) 2794 { 2795 search_using_module_spec = true; 2796 module_spec.GetFileSpec() = m_file_option.GetOptionValue().GetCurrentValue(); 2797 } 2798 2799 if (m_uuid_option_group.GetOptionValue().OptionWasSet()) 2800 { 2801 search_using_module_spec = true; 2802 module_spec.GetUUID() = m_uuid_option_group.GetOptionValue().GetCurrentValue(); 2803 } 2804 2805 if (search_using_module_spec) 2806 { 2807 2808 ModuleList matching_modules; 2809 const size_t num_matches = target->GetImages().FindModules (module_spec, matching_modules); 2810 2811 char path[PATH_MAX]; 2812 if (num_matches == 1) 2813 { 2814 Module *module = matching_modules.GetModulePointerAtIndex(0); 2815 if (module) 2816 { 2817 ObjectFile *objfile = module->GetObjectFile(); 2818 if (objfile) 2819 { 2820 SectionList *section_list = module->GetSectionList(); 2821 if (section_list) 2822 { 2823 bool changed = false; 2824 if (argc == 0) 2825 { 2826 if (m_slide_option.GetOptionValue().OptionWasSet()) 2827 { 2828 const addr_t slide = m_slide_option.GetOptionValue().GetCurrentValue(); 2829 module->SetLoadAddress (*target, slide, changed); 2830 } 2831 else 2832 { 2833 result.AppendError ("one or more section name + load address pair must be specified"); 2834 result.SetStatus (eReturnStatusFailed); 2835 return false; 2836 } 2837 } 2838 else 2839 { 2840 if (m_slide_option.GetOptionValue().OptionWasSet()) 2841 { 2842 result.AppendError ("The \"--slide <offset>\" option can't be used in conjunction with setting section load addresses.\n"); 2843 result.SetStatus (eReturnStatusFailed); 2844 return false; 2845 } 2846 2847 for (size_t i=0; i<argc; i += 2) 2848 { 2849 const char *sect_name = args.GetArgumentAtIndex(i); 2850 const char *load_addr_cstr = args.GetArgumentAtIndex(i+1); 2851 if (sect_name && load_addr_cstr) 2852 { 2853 ConstString const_sect_name(sect_name); 2854 bool success = false; 2855 addr_t load_addr = Args::StringToUInt64(load_addr_cstr, LLDB_INVALID_ADDRESS, 0, &success); 2856 if (success) 2857 { 2858 SectionSP section_sp (section_list->FindSectionByName(const_sect_name)); 2859 if (section_sp) 2860 { 2861 if (section_sp->IsThreadSpecific()) 2862 { 2863 result.AppendErrorWithFormat ("thread specific sections are not yet supported (section '%s')\n", sect_name); 2864 result.SetStatus (eReturnStatusFailed); 2865 break; 2866 } 2867 else 2868 { 2869 if (target->GetSectionLoadList().SetSectionLoadAddress (section_sp, load_addr)) 2870 changed = true; 2871 result.AppendMessageWithFormat("section '%s' loaded at 0x%" PRIx64 "\n", sect_name, load_addr); 2872 } 2873 } 2874 else 2875 { 2876 result.AppendErrorWithFormat ("no section found that matches the section name '%s'\n", sect_name); 2877 result.SetStatus (eReturnStatusFailed); 2878 break; 2879 } 2880 } 2881 else 2882 { 2883 result.AppendErrorWithFormat ("invalid load address string '%s'\n", load_addr_cstr); 2884 result.SetStatus (eReturnStatusFailed); 2885 break; 2886 } 2887 } 2888 else 2889 { 2890 if (sect_name) 2891 result.AppendError ("section names must be followed by a load address.\n"); 2892 else 2893 result.AppendError ("one or more section name + load address pair must be specified.\n"); 2894 result.SetStatus (eReturnStatusFailed); 2895 break; 2896 } 2897 } 2898 } 2899 2900 if (changed) 2901 { 2902 target->ModulesDidLoad (matching_modules); 2903 Process *process = m_exe_ctx.GetProcessPtr(); 2904 if (process) 2905 process->Flush(); 2906 } 2907 } 2908 else 2909 { 2910 module->GetFileSpec().GetPath (path, sizeof(path)); 2911 result.AppendErrorWithFormat ("no sections in object file '%s'\n", path); 2912 result.SetStatus (eReturnStatusFailed); 2913 } 2914 } 2915 else 2916 { 2917 module->GetFileSpec().GetPath (path, sizeof(path)); 2918 result.AppendErrorWithFormat ("no object file for module '%s'\n", path); 2919 result.SetStatus (eReturnStatusFailed); 2920 } 2921 } 2922 else 2923 { 2924 FileSpec *module_spec_file = module_spec.GetFileSpecPtr(); 2925 if (module_spec_file) 2926 { 2927 module_spec_file->GetPath (path, sizeof(path)); 2928 result.AppendErrorWithFormat ("invalid module '%s'.\n", path); 2929 } 2930 else 2931 result.AppendError ("no module spec"); 2932 result.SetStatus (eReturnStatusFailed); 2933 } 2934 } 2935 else 2936 { 2937 std::string uuid_str; 2938 2939 if (module_spec.GetFileSpec()) 2940 module_spec.GetFileSpec().GetPath (path, sizeof(path)); 2941 else 2942 path[0] = '\0'; 2943 2944 if (module_spec.GetUUIDPtr()) 2945 uuid_str = module_spec.GetUUID().GetAsString(); 2946 if (num_matches > 1) 2947 { 2948 result.AppendErrorWithFormat ("multiple modules match%s%s%s%s:\n", 2949 path[0] ? " file=" : "", 2950 path, 2951 !uuid_str.empty() ? " uuid=" : "", 2952 uuid_str.c_str()); 2953 for (size_t i=0; i<num_matches; ++i) 2954 { 2955 if (matching_modules.GetModulePointerAtIndex(i)->GetFileSpec().GetPath (path, sizeof(path))) 2956 result.AppendMessageWithFormat("%s\n", path); 2957 } 2958 } 2959 else 2960 { 2961 result.AppendErrorWithFormat ("no modules were found that match%s%s%s%s.\n", 2962 path[0] ? " file=" : "", 2963 path, 2964 !uuid_str.empty() ? " uuid=" : "", 2965 uuid_str.c_str()); 2966 } 2967 result.SetStatus (eReturnStatusFailed); 2968 } 2969 } 2970 else 2971 { 2972 result.AppendError ("either the \"--file <module>\" or the \"--uuid <uuid>\" option must be specified.\n"); 2973 result.SetStatus (eReturnStatusFailed); 2974 return false; 2975 } 2976 } 2977 return result.Succeeded(); 2978 } 2979 2980 OptionGroupOptions m_option_group; 2981 OptionGroupUUID m_uuid_option_group; 2982 OptionGroupFile m_file_option; 2983 OptionGroupUInt64 m_slide_option; 2984 }; 2985 2986 //---------------------------------------------------------------------- 2987 // List images with associated information 2988 //---------------------------------------------------------------------- 2989 class CommandObjectTargetModulesList : public CommandObjectParsed 2990 { 2991 public: 2992 2993 class CommandOptions : public Options 2994 { 2995 public: 2996 2997 CommandOptions (CommandInterpreter &interpreter) : 2998 Options(interpreter), 2999 m_format_array(), 3000 m_use_global_module_list (false), 3001 m_module_addr (LLDB_INVALID_ADDRESS) 3002 { 3003 } 3004 3005 virtual 3006 ~CommandOptions () 3007 { 3008 } 3009 3010 virtual Error 3011 SetOptionValue (uint32_t option_idx, const char *option_arg) 3012 { 3013 Error error; 3014 3015 const int short_option = m_getopt_table[option_idx].val; 3016 if (short_option == 'g') 3017 { 3018 m_use_global_module_list = true; 3019 } 3020 else if (short_option == 'a') 3021 { 3022 ExecutionContext exe_ctx (m_interpreter.GetExecutionContext()); 3023 m_module_addr = Args::StringToAddress(&exe_ctx, option_arg, LLDB_INVALID_ADDRESS, &error); 3024 } 3025 else 3026 { 3027 unsigned long width = 0; 3028 if (option_arg) 3029 width = strtoul (option_arg, NULL, 0); 3030 m_format_array.push_back(std::make_pair(short_option, width)); 3031 } 3032 return error; 3033 } 3034 3035 void 3036 OptionParsingStarting () 3037 { 3038 m_format_array.clear(); 3039 m_use_global_module_list = false; 3040 m_module_addr = LLDB_INVALID_ADDRESS; 3041 } 3042 3043 const OptionDefinition* 3044 GetDefinitions () 3045 { 3046 return g_option_table; 3047 } 3048 3049 // Options table: Required for subclasses of Options. 3050 3051 static OptionDefinition g_option_table[]; 3052 3053 // Instance variables to hold the values for command options. 3054 typedef std::vector< std::pair<char, uint32_t> > FormatWidthCollection; 3055 FormatWidthCollection m_format_array; 3056 bool m_use_global_module_list; 3057 lldb::addr_t m_module_addr; 3058 }; 3059 3060 CommandObjectTargetModulesList (CommandInterpreter &interpreter) : 3061 CommandObjectParsed (interpreter, 3062 "target modules list", 3063 "List current executable and dependent shared library images.", 3064 "target modules list [<cmd-options>]"), 3065 m_options (interpreter) 3066 { 3067 } 3068 3069 virtual 3070 ~CommandObjectTargetModulesList () 3071 { 3072 } 3073 3074 virtual 3075 Options * 3076 GetOptions () 3077 { 3078 return &m_options; 3079 } 3080 3081 protected: 3082 virtual bool 3083 DoExecute (Args& command, 3084 CommandReturnObject &result) 3085 { 3086 Target *target = m_interpreter.GetDebugger().GetSelectedTarget().get(); 3087 const bool use_global_module_list = m_options.m_use_global_module_list; 3088 // Define a local module list here to ensure it lives longer than any "locker" 3089 // object which might lock its contents below (through the "module_list_ptr" 3090 // variable). 3091 ModuleList module_list; 3092 if (target == NULL && use_global_module_list == false) 3093 { 3094 result.AppendError ("invalid target, create a debug target using the 'target create' command"); 3095 result.SetStatus (eReturnStatusFailed); 3096 return false; 3097 } 3098 else 3099 { 3100 if (target) 3101 { 3102 uint32_t addr_byte_size = target->GetArchitecture().GetAddressByteSize(); 3103 result.GetOutputStream().SetAddressByteSize(addr_byte_size); 3104 result.GetErrorStream().SetAddressByteSize(addr_byte_size); 3105 } 3106 // Dump all sections for all modules images 3107 Stream &strm = result.GetOutputStream(); 3108 3109 if (m_options.m_module_addr != LLDB_INVALID_ADDRESS) 3110 { 3111 if (target) 3112 { 3113 Address module_address; 3114 if (module_address.SetLoadAddress(m_options.m_module_addr, target)) 3115 { 3116 ModuleSP module_sp (module_address.GetModule()); 3117 if (module_sp) 3118 { 3119 PrintModule (target, module_sp.get(), 0, strm); 3120 result.SetStatus (eReturnStatusSuccessFinishResult); 3121 } 3122 else 3123 { 3124 result.AppendErrorWithFormat ("Couldn't find module matching address: 0x%" PRIx64 ".", m_options.m_module_addr); 3125 result.SetStatus (eReturnStatusFailed); 3126 } 3127 } 3128 else 3129 { 3130 result.AppendErrorWithFormat ("Couldn't find module containing address: 0x%" PRIx64 ".", m_options.m_module_addr); 3131 result.SetStatus (eReturnStatusFailed); 3132 } 3133 } 3134 else 3135 { 3136 result.AppendError ("Can only look up modules by address with a valid target."); 3137 result.SetStatus (eReturnStatusFailed); 3138 } 3139 return result.Succeeded(); 3140 } 3141 3142 size_t num_modules = 0; 3143 Mutex::Locker locker; // This locker will be locked on the mutex in module_list_ptr if it is non-NULL. 3144 // Otherwise it will lock the AllocationModuleCollectionMutex when accessing 3145 // the global module list directly. 3146 const ModuleList *module_list_ptr = NULL; 3147 const size_t argc = command.GetArgumentCount(); 3148 if (argc == 0) 3149 { 3150 if (use_global_module_list) 3151 { 3152 locker.Lock (Module::GetAllocationModuleCollectionMutex()); 3153 num_modules = Module::GetNumberAllocatedModules(); 3154 } 3155 else 3156 { 3157 module_list_ptr = &target->GetImages(); 3158 } 3159 } 3160 else 3161 { 3162 for (size_t i=0; i<argc; ++i) 3163 { 3164 // Dump specified images (by basename or fullpath) 3165 const char *arg_cstr = command.GetArgumentAtIndex(i); 3166 const size_t num_matches = FindModulesByName (target, arg_cstr, module_list, use_global_module_list); 3167 if (num_matches == 0) 3168 { 3169 if (argc == 1) 3170 { 3171 result.AppendErrorWithFormat ("no modules found that match '%s'", arg_cstr); 3172 result.SetStatus (eReturnStatusFailed); 3173 return false; 3174 } 3175 } 3176 } 3177 3178 module_list_ptr = &module_list; 3179 } 3180 3181 if (module_list_ptr != NULL) 3182 { 3183 locker.Lock(module_list_ptr->GetMutex()); 3184 num_modules = module_list_ptr->GetSize(); 3185 } 3186 3187 if (num_modules > 0) 3188 { 3189 for (uint32_t image_idx = 0; image_idx<num_modules; ++image_idx) 3190 { 3191 ModuleSP module_sp; 3192 Module *module; 3193 if (module_list_ptr) 3194 { 3195 module_sp = module_list_ptr->GetModuleAtIndexUnlocked(image_idx); 3196 module = module_sp.get(); 3197 } 3198 else 3199 { 3200 module = Module::GetAllocatedModuleAtIndex(image_idx); 3201 module_sp = module->shared_from_this(); 3202 } 3203 3204 const size_t indent = strm.Printf("[%3u] ", image_idx); 3205 PrintModule (target, module, indent, strm); 3206 3207 } 3208 result.SetStatus (eReturnStatusSuccessFinishResult); 3209 } 3210 else 3211 { 3212 if (argc) 3213 { 3214 if (use_global_module_list) 3215 result.AppendError ("the global module list has no matching modules"); 3216 else 3217 result.AppendError ("the target has no matching modules"); 3218 } 3219 else 3220 { 3221 if (use_global_module_list) 3222 result.AppendError ("the global module list is empty"); 3223 else 3224 result.AppendError ("the target has no associated executable images"); 3225 } 3226 result.SetStatus (eReturnStatusFailed); 3227 return false; 3228 } 3229 } 3230 return result.Succeeded(); 3231 } 3232 3233 void 3234 PrintModule (Target *target, Module *module, int indent, Stream &strm) 3235 { 3236 3237 if (module == NULL) 3238 { 3239 strm.PutCString("Null module"); 3240 return; 3241 } 3242 3243 bool dump_object_name = false; 3244 if (m_options.m_format_array.empty()) 3245 { 3246 m_options.m_format_array.push_back(std::make_pair('u', 0)); 3247 m_options.m_format_array.push_back(std::make_pair('h', 0)); 3248 m_options.m_format_array.push_back(std::make_pair('f', 0)); 3249 m_options.m_format_array.push_back(std::make_pair('S', 0)); 3250 } 3251 const size_t num_entries = m_options.m_format_array.size(); 3252 bool print_space = false; 3253 for (size_t i=0; i<num_entries; ++i) 3254 { 3255 if (print_space) 3256 strm.PutChar(' '); 3257 print_space = true; 3258 const char format_char = m_options.m_format_array[i].first; 3259 uint32_t width = m_options.m_format_array[i].second; 3260 switch (format_char) 3261 { 3262 case 'A': 3263 DumpModuleArchitecture (strm, module, false, width); 3264 break; 3265 3266 case 't': 3267 DumpModuleArchitecture (strm, module, true, width); 3268 break; 3269 3270 case 'f': 3271 DumpFullpath (strm, &module->GetFileSpec(), width); 3272 dump_object_name = true; 3273 break; 3274 3275 case 'd': 3276 DumpDirectory (strm, &module->GetFileSpec(), width); 3277 break; 3278 3279 case 'b': 3280 DumpBasename (strm, &module->GetFileSpec(), width); 3281 dump_object_name = true; 3282 break; 3283 3284 case 'h': 3285 case 'o': 3286 // Image header address 3287 { 3288 uint32_t addr_nibble_width = target ? (target->GetArchitecture().GetAddressByteSize() * 2) : 16; 3289 3290 ObjectFile *objfile = module->GetObjectFile (); 3291 if (objfile) 3292 { 3293 Address header_addr(objfile->GetHeaderAddress()); 3294 if (header_addr.IsValid()) 3295 { 3296 if (target && !target->GetSectionLoadList().IsEmpty()) 3297 { 3298 lldb::addr_t header_load_addr = header_addr.GetLoadAddress (target); 3299 if (header_load_addr == LLDB_INVALID_ADDRESS) 3300 { 3301 header_addr.Dump (&strm, target, Address::DumpStyleModuleWithFileAddress, Address::DumpStyleFileAddress); 3302 } 3303 else 3304 { 3305 if (format_char == 'o') 3306 { 3307 // Show the offset of slide for the image 3308 strm.Printf ("0x%*.*" PRIx64, addr_nibble_width, addr_nibble_width, header_load_addr - header_addr.GetFileAddress()); 3309 } 3310 else 3311 { 3312 // Show the load address of the image 3313 strm.Printf ("0x%*.*" PRIx64, addr_nibble_width, addr_nibble_width, header_load_addr); 3314 } 3315 } 3316 break; 3317 } 3318 // The address was valid, but the image isn't loaded, output the address in an appropriate format 3319 header_addr.Dump (&strm, target, Address::DumpStyleFileAddress); 3320 break; 3321 } 3322 } 3323 strm.Printf ("%*s", addr_nibble_width + 2, ""); 3324 } 3325 break; 3326 case 'r': 3327 { 3328 size_t ref_count = 0; 3329 ModuleSP module_sp (module->shared_from_this()); 3330 if (module_sp) 3331 { 3332 // Take one away to make sure we don't count our local "module_sp" 3333 ref_count = module_sp.use_count() - 1; 3334 } 3335 if (width) 3336 strm.Printf("{%*zu}", width, ref_count); 3337 else 3338 strm.Printf("{%zu}", ref_count); 3339 } 3340 break; 3341 3342 case 's': 3343 case 'S': 3344 { 3345 SymbolVendor *symbol_vendor = module->GetSymbolVendor(); 3346 if (symbol_vendor) 3347 { 3348 SymbolFile *symbol_file = symbol_vendor->GetSymbolFile(); 3349 if (symbol_file) 3350 { 3351 if (format_char == 'S') 3352 { 3353 FileSpec &symfile_spec = symbol_file->GetObjectFile()->GetFileSpec(); 3354 // Dump symbol file only if different from module file 3355 if (!symfile_spec || symfile_spec == module->GetFileSpec()) 3356 { 3357 print_space = false; 3358 break; 3359 } 3360 // Add a newline and indent past the index 3361 strm.Printf ("\n%*s", indent, ""); 3362 } 3363 DumpFullpath (strm, &symbol_file->GetObjectFile()->GetFileSpec(), width); 3364 dump_object_name = true; 3365 break; 3366 } 3367 } 3368 strm.Printf("%.*s", width, "<NONE>"); 3369 } 3370 break; 3371 3372 case 'm': 3373 module->GetModificationTime().Dump(&strm, width); 3374 break; 3375 3376 case 'p': 3377 strm.Printf("%p", module); 3378 break; 3379 3380 case 'u': 3381 DumpModuleUUID(strm, module); 3382 break; 3383 3384 default: 3385 break; 3386 } 3387 3388 } 3389 if (dump_object_name) 3390 { 3391 const char *object_name = module->GetObjectName().GetCString(); 3392 if (object_name) 3393 strm.Printf ("(%s)", object_name); 3394 } 3395 strm.EOL(); 3396 } 3397 3398 CommandOptions m_options; 3399 }; 3400 3401 OptionDefinition 3402 CommandObjectTargetModulesList::CommandOptions::g_option_table[] = 3403 { 3404 { LLDB_OPT_SET_1, false, "address", 'a', required_argument, NULL, 0, eArgTypeAddressOrExpression, "Display the image at this address."}, 3405 { LLDB_OPT_SET_1, false, "arch", 'A', optional_argument, NULL, 0, eArgTypeWidth, "Display the architecture when listing images."}, 3406 { LLDB_OPT_SET_1, false, "triple", 't', optional_argument, NULL, 0, eArgTypeWidth, "Display the triple when listing images."}, 3407 { LLDB_OPT_SET_1, false, "header", 'h', no_argument, NULL, 0, eArgTypeNone, "Display the image header address as a load address if debugging, a file address otherwise."}, 3408 { LLDB_OPT_SET_1, false, "offset", 'o', no_argument, NULL, 0, eArgTypeNone, "Display the image header address offset from the header file address (the slide amount)."}, 3409 { LLDB_OPT_SET_1, false, "uuid", 'u', no_argument, NULL, 0, eArgTypeNone, "Display the UUID when listing images."}, 3410 { LLDB_OPT_SET_1, false, "fullpath", 'f', optional_argument, NULL, 0, eArgTypeWidth, "Display the fullpath to the image object file."}, 3411 { LLDB_OPT_SET_1, false, "directory", 'd', optional_argument, NULL, 0, eArgTypeWidth, "Display the directory with optional width for the image object file."}, 3412 { LLDB_OPT_SET_1, false, "basename", 'b', optional_argument, NULL, 0, eArgTypeWidth, "Display the basename with optional width for the image object file."}, 3413 { LLDB_OPT_SET_1, false, "symfile", 's', optional_argument, NULL, 0, eArgTypeWidth, "Display the fullpath to the image symbol file with optional width."}, 3414 { LLDB_OPT_SET_1, false, "symfile-unique", 'S', optional_argument, NULL, 0, eArgTypeWidth, "Display the symbol file with optional width only if it is different from the executable object file."}, 3415 { LLDB_OPT_SET_1, false, "mod-time", 'm', optional_argument, NULL, 0, eArgTypeWidth, "Display the modification time with optional width of the module."}, 3416 { LLDB_OPT_SET_1, false, "ref-count", 'r', optional_argument, NULL, 0, eArgTypeWidth, "Display the reference count if the module is still in the shared module cache."}, 3417 { LLDB_OPT_SET_1, false, "pointer", 'p', optional_argument, NULL, 0, eArgTypeNone, "Display the module pointer."}, 3418 { LLDB_OPT_SET_1, false, "global", 'g', no_argument, NULL, 0, eArgTypeNone, "Display the modules from the global module list, not just the current target."}, 3419 { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL } 3420 }; 3421 3422 #pragma mark CommandObjectTargetModulesShowUnwind 3423 3424 //---------------------------------------------------------------------- 3425 // Lookup unwind information in images 3426 //---------------------------------------------------------------------- 3427 3428 class CommandObjectTargetModulesShowUnwind : public CommandObjectParsed 3429 { 3430 public: 3431 3432 enum 3433 { 3434 eLookupTypeInvalid = -1, 3435 eLookupTypeAddress = 0, 3436 eLookupTypeSymbol, 3437 eLookupTypeFunction, 3438 eLookupTypeFunctionOrSymbol, 3439 kNumLookupTypes 3440 }; 3441 3442 class CommandOptions : public Options 3443 { 3444 public: 3445 3446 CommandOptions (CommandInterpreter &interpreter) : 3447 Options(interpreter), 3448 m_type(eLookupTypeInvalid), 3449 m_str(), 3450 m_addr(LLDB_INVALID_ADDRESS) 3451 { 3452 } 3453 3454 virtual 3455 ~CommandOptions () 3456 { 3457 } 3458 3459 virtual Error 3460 SetOptionValue (uint32_t option_idx, const char *option_arg) 3461 { 3462 Error error; 3463 3464 const int short_option = m_getopt_table[option_idx].val; 3465 3466 switch (short_option) 3467 { 3468 case 'a': 3469 { 3470 ExecutionContext exe_ctx (m_interpreter.GetExecutionContext()); 3471 m_type = eLookupTypeAddress; 3472 m_addr = Args::StringToAddress(&exe_ctx, option_arg, LLDB_INVALID_ADDRESS, &error); 3473 if (m_addr == LLDB_INVALID_ADDRESS) 3474 error.SetErrorStringWithFormat ("invalid address string '%s'", option_arg); 3475 break; 3476 } 3477 3478 case 'n': 3479 { 3480 m_str = option_arg; 3481 m_type = eLookupTypeFunctionOrSymbol; 3482 break; 3483 } 3484 } 3485 3486 return error; 3487 } 3488 3489 void 3490 OptionParsingStarting () 3491 { 3492 m_type = eLookupTypeInvalid; 3493 m_str.clear(); 3494 m_addr = LLDB_INVALID_ADDRESS; 3495 } 3496 3497 const OptionDefinition* 3498 GetDefinitions () 3499 { 3500 return g_option_table; 3501 } 3502 3503 // Options table: Required for subclasses of Options. 3504 3505 static OptionDefinition g_option_table[]; 3506 3507 // Instance variables to hold the values for command options. 3508 3509 int m_type; // Should be a eLookupTypeXXX enum after parsing options 3510 std::string m_str; // Holds name lookup 3511 lldb::addr_t m_addr; // Holds the address to lookup 3512 }; 3513 3514 CommandObjectTargetModulesShowUnwind (CommandInterpreter &interpreter) : 3515 CommandObjectParsed (interpreter, 3516 "target modules show-unwind", 3517 "Show synthesized unwind instructions for a function.", 3518 NULL, 3519 eFlagRequiresTarget | 3520 eFlagRequiresProcess | 3521 eFlagProcessMustBeLaunched | 3522 eFlagProcessMustBePaused ), 3523 m_options (interpreter) 3524 { 3525 } 3526 3527 virtual 3528 ~CommandObjectTargetModulesShowUnwind () 3529 { 3530 } 3531 3532 virtual 3533 Options * 3534 GetOptions () 3535 { 3536 return &m_options; 3537 } 3538 3539 protected: 3540 bool 3541 DoExecute (Args& command, 3542 CommandReturnObject &result) 3543 { 3544 Target *target = m_exe_ctx.GetTargetPtr(); 3545 Process *process = m_exe_ctx.GetProcessPtr(); 3546 ABI *abi = NULL; 3547 if (process) 3548 abi = process->GetABI().get(); 3549 3550 if (process == NULL) 3551 { 3552 result.AppendError ("You must have a process running to use this command."); 3553 result.SetStatus (eReturnStatusFailed); 3554 return false; 3555 } 3556 3557 ThreadList threads(process->GetThreadList()); 3558 if (threads.GetSize() == 0) 3559 { 3560 result.AppendError ("The process must be paused to use this command."); 3561 result.SetStatus (eReturnStatusFailed); 3562 return false; 3563 } 3564 3565 ThreadSP thread(threads.GetThreadAtIndex(0)); 3566 if (thread.get() == NULL) 3567 { 3568 result.AppendError ("The process must be paused to use this command."); 3569 result.SetStatus (eReturnStatusFailed); 3570 return false; 3571 } 3572 3573 SymbolContextList sc_list; 3574 3575 if (m_options.m_type == eLookupTypeFunctionOrSymbol) 3576 { 3577 ConstString function_name (m_options.m_str.c_str()); 3578 target->GetImages().FindFunctions (function_name, eFunctionNameTypeAuto, true, false, true, sc_list); 3579 } 3580 else if (m_options.m_type == eLookupTypeAddress && target) 3581 { 3582 Address addr; 3583 if (target->GetSectionLoadList().ResolveLoadAddress (m_options.m_addr, addr)) 3584 { 3585 SymbolContext sc; 3586 ModuleSP module_sp (addr.GetModule()); 3587 module_sp->ResolveSymbolContextForAddress (addr, eSymbolContextEverything, sc); 3588 if (sc.function || sc.symbol) 3589 { 3590 sc_list.Append(sc); 3591 } 3592 } 3593 } 3594 3595 size_t num_matches = sc_list.GetSize(); 3596 for (uint32_t idx = 0; idx < num_matches; idx++) 3597 { 3598 SymbolContext sc; 3599 sc_list.GetContextAtIndex(idx, sc); 3600 if (sc.symbol == NULL && sc.function == NULL) 3601 continue; 3602 if (sc.module_sp.get() == NULL || sc.module_sp->GetObjectFile() == NULL) 3603 continue; 3604 AddressRange range; 3605 if (!sc.GetAddressRange (eSymbolContextFunction | eSymbolContextSymbol, 0, false, range)) 3606 continue; 3607 if (!range.GetBaseAddress().IsValid()) 3608 continue; 3609 ConstString funcname(sc.GetFunctionName()); 3610 if (funcname.IsEmpty()) 3611 continue; 3612 addr_t start_addr = range.GetBaseAddress().GetLoadAddress(target); 3613 if (abi) 3614 start_addr = abi->FixCodeAddress(start_addr); 3615 3616 FuncUnwindersSP func_unwinders_sp (sc.module_sp->GetObjectFile()->GetUnwindTable().GetUncachedFuncUnwindersContainingAddress(start_addr, sc)); 3617 if (func_unwinders_sp.get() == NULL) 3618 continue; 3619 3620 Address first_non_prologue_insn (func_unwinders_sp->GetFirstNonPrologueInsn(*target)); 3621 if (first_non_prologue_insn.IsValid()) 3622 { 3623 result.GetOutputStream().Printf("First non-prologue instruction is at address 0x%" PRIx64 " or offset %" PRId64 " into the function.\n", first_non_prologue_insn.GetLoadAddress(target), first_non_prologue_insn.GetLoadAddress(target) - start_addr); 3624 result.GetOutputStream().Printf ("\n"); 3625 } 3626 3627 UnwindPlanSP non_callsite_unwind_plan = func_unwinders_sp->GetUnwindPlanAtNonCallSite(*thread.get()); 3628 if (non_callsite_unwind_plan.get()) 3629 { 3630 result.GetOutputStream().Printf("Asynchronous (not restricted to call-sites) UnwindPlan for %s`%s (start addr 0x%" PRIx64 "):\n", sc.module_sp->GetPlatformFileSpec().GetFilename().AsCString(), funcname.AsCString(), start_addr); 3631 non_callsite_unwind_plan->Dump(result.GetOutputStream(), thread.get(), LLDB_INVALID_ADDRESS); 3632 result.GetOutputStream().Printf ("\n"); 3633 } 3634 3635 UnwindPlanSP callsite_unwind_plan = func_unwinders_sp->GetUnwindPlanAtCallSite(-1); 3636 if (callsite_unwind_plan.get()) 3637 { 3638 result.GetOutputStream().Printf("Synchronous (restricted to call-sites) UnwindPlan for %s`%s (start addr 0x%" PRIx64 "):\n", sc.module_sp->GetPlatformFileSpec().GetFilename().AsCString(), funcname.AsCString(), start_addr); 3639 callsite_unwind_plan->Dump(result.GetOutputStream(), thread.get(), LLDB_INVALID_ADDRESS); 3640 result.GetOutputStream().Printf ("\n"); 3641 } 3642 3643 UnwindPlanSP arch_default_unwind_plan = func_unwinders_sp->GetUnwindPlanArchitectureDefault(*thread.get()); 3644 if (arch_default_unwind_plan.get()) 3645 { 3646 result.GetOutputStream().Printf("Architecture default UnwindPlan for %s`%s (start addr 0x%" PRIx64 "):\n", sc.module_sp->GetPlatformFileSpec().GetFilename().AsCString(), funcname.AsCString(), start_addr); 3647 arch_default_unwind_plan->Dump(result.GetOutputStream(), thread.get(), LLDB_INVALID_ADDRESS); 3648 result.GetOutputStream().Printf ("\n"); 3649 } 3650 3651 UnwindPlanSP fast_unwind_plan = func_unwinders_sp->GetUnwindPlanFastUnwind(*thread.get()); 3652 if (fast_unwind_plan.get()) 3653 { 3654 result.GetOutputStream().Printf("Fast UnwindPlan for %s`%s (start addr 0x%" PRIx64 "):\n", sc.module_sp->GetPlatformFileSpec().GetFilename().AsCString(), funcname.AsCString(), start_addr); 3655 fast_unwind_plan->Dump(result.GetOutputStream(), thread.get(), LLDB_INVALID_ADDRESS); 3656 result.GetOutputStream().Printf ("\n"); 3657 } 3658 3659 3660 result.GetOutputStream().Printf ("\n"); 3661 } 3662 return result.Succeeded(); 3663 } 3664 3665 CommandOptions m_options; 3666 }; 3667 3668 OptionDefinition 3669 CommandObjectTargetModulesShowUnwind::CommandOptions::g_option_table[] = 3670 { 3671 { LLDB_OPT_SET_1, false, "name", 'n', required_argument, NULL, 0, eArgTypeFunctionName, "Show unwind instructions for a function or symbol name."}, 3672 { LLDB_OPT_SET_2, false, "address", 'a', required_argument, NULL, 0, eArgTypeAddressOrExpression, "Show unwind instructions for a function or symbol containing an address"}, 3673 { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL } 3674 }; 3675 3676 //---------------------------------------------------------------------- 3677 // Lookup information in images 3678 //---------------------------------------------------------------------- 3679 class CommandObjectTargetModulesLookup : public CommandObjectParsed 3680 { 3681 public: 3682 3683 enum 3684 { 3685 eLookupTypeInvalid = -1, 3686 eLookupTypeAddress = 0, 3687 eLookupTypeSymbol, 3688 eLookupTypeFileLine, // Line is optional 3689 eLookupTypeFunction, 3690 eLookupTypeFunctionOrSymbol, 3691 eLookupTypeType, 3692 kNumLookupTypes 3693 }; 3694 3695 class CommandOptions : public Options 3696 { 3697 public: 3698 3699 CommandOptions (CommandInterpreter &interpreter) : 3700 Options(interpreter) 3701 { 3702 OptionParsingStarting(); 3703 } 3704 3705 virtual 3706 ~CommandOptions () 3707 { 3708 } 3709 3710 virtual Error 3711 SetOptionValue (uint32_t option_idx, const char *option_arg) 3712 { 3713 Error error; 3714 3715 const int short_option = m_getopt_table[option_idx].val; 3716 3717 switch (short_option) 3718 { 3719 case 'a': 3720 { 3721 m_type = eLookupTypeAddress; 3722 ExecutionContext exe_ctx (m_interpreter.GetExecutionContext()); 3723 m_addr = Args::StringToAddress(&exe_ctx, option_arg, LLDB_INVALID_ADDRESS, &error); 3724 } 3725 break; 3726 3727 case 'o': 3728 m_offset = Args::StringToUInt64(option_arg, LLDB_INVALID_ADDRESS); 3729 if (m_offset == LLDB_INVALID_ADDRESS) 3730 error.SetErrorStringWithFormat ("invalid offset string '%s'", option_arg); 3731 break; 3732 3733 case 's': 3734 m_str = option_arg; 3735 m_type = eLookupTypeSymbol; 3736 break; 3737 3738 case 'f': 3739 m_file.SetFile (option_arg, false); 3740 m_type = eLookupTypeFileLine; 3741 break; 3742 3743 case 'i': 3744 m_include_inlines = false; 3745 break; 3746 3747 case 'l': 3748 m_line_number = Args::StringToUInt32(option_arg, UINT32_MAX); 3749 if (m_line_number == UINT32_MAX) 3750 error.SetErrorStringWithFormat ("invalid line number string '%s'", option_arg); 3751 else if (m_line_number == 0) 3752 error.SetErrorString ("zero is an invalid line number"); 3753 m_type = eLookupTypeFileLine; 3754 break; 3755 3756 case 'F': 3757 m_str = option_arg; 3758 m_type = eLookupTypeFunction; 3759 break; 3760 3761 case 'n': 3762 m_str = option_arg; 3763 m_type = eLookupTypeFunctionOrSymbol; 3764 break; 3765 3766 case 't': 3767 m_str = option_arg; 3768 m_type = eLookupTypeType; 3769 break; 3770 3771 case 'v': 3772 m_verbose =