1 //===-- PlatformRemoteAppleTV.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 // C Includes 11 // C++ Includes 12 #include <string> 13 #include <vector> 14 15 // Other libraries and framework includes 16 // Project includes 17 #include "PlatformRemoteAppleTV.h" 18 19 #include "lldb/Breakpoint/BreakpointLocation.h" 20 #include "lldb/Core/ArchSpec.h" 21 #include "lldb/Core/Error.h" 22 #include "lldb/Core/Log.h" 23 #include "lldb/Core/Module.h" 24 #include "lldb/Core/ModuleList.h" 25 #include "lldb/Core/ModuleSpec.h" 26 #include "lldb/Core/PluginManager.h" 27 #include "lldb/Core/StreamString.h" 28 #include "lldb/Host/FileSpec.h" 29 #include "lldb/Host/Host.h" 30 #include "lldb/Target/Process.h" 31 #include "lldb/Target/Target.h" 32 33 using namespace lldb; 34 using namespace lldb_private; 35 36 //------------------------------------------------------------------ 37 /// Default Constructor 38 //------------------------------------------------------------------ 39 PlatformRemoteAppleTV::PlatformRemoteAppleTV () : 40 PlatformDarwin (false), // This is a remote platform 41 m_sdk_directory_infos(), 42 m_device_support_directory(), 43 m_device_support_directory_for_os_version (), 44 m_build_update(), 45 m_last_module_sdk_idx (UINT32_MAX), 46 m_connected_module_sdk_idx (UINT32_MAX) 47 { 48 } 49 50 PlatformRemoteAppleTV::SDKDirectoryInfo::SDKDirectoryInfo (const lldb_private::FileSpec &sdk_dir) : 51 directory(sdk_dir), 52 build(), 53 version_major(0), 54 version_minor(0), 55 version_update(0), 56 user_cached(false) 57 { 58 const char *dirname_cstr = sdk_dir.GetFilename().GetCString(); 59 const char *pos = Args::StringToVersion (dirname_cstr, 60 version_major, 61 version_minor, 62 version_update); 63 64 if (pos && pos[0] == ' ' && pos[1] == '(') 65 { 66 const char *build_start = pos + 2; 67 const char *end_paren = strchr (build_start, ')'); 68 if (end_paren && build_start < end_paren) 69 build.SetCStringWithLength(build_start, end_paren - build_start); 70 } 71 } 72 73 //------------------------------------------------------------------ 74 // Static Variables 75 //------------------------------------------------------------------ 76 static uint32_t g_initialize_count = 0; 77 78 //------------------------------------------------------------------ 79 // Static Functions 80 //------------------------------------------------------------------ 81 void 82 PlatformRemoteAppleTV::Initialize () 83 { 84 PlatformDarwin::Initialize (); 85 86 if (g_initialize_count++ == 0) 87 { 88 PluginManager::RegisterPlugin (PlatformRemoteAppleTV::GetPluginNameStatic(), 89 PlatformRemoteAppleTV::GetDescriptionStatic(), 90 PlatformRemoteAppleTV::CreateInstance); 91 } 92 } 93 94 void 95 PlatformRemoteAppleTV::Terminate () 96 { 97 if (g_initialize_count > 0) 98 { 99 if (--g_initialize_count == 0) 100 { 101 PluginManager::UnregisterPlugin (PlatformRemoteAppleTV::CreateInstance); 102 } 103 } 104 105 PlatformDarwin::Terminate (); 106 } 107 108 PlatformSP 109 PlatformRemoteAppleTV::CreateInstance (bool force, const ArchSpec *arch) 110 { 111 Log *log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_PLATFORM)); 112 if (log) 113 { 114 const char *arch_name; 115 if (arch && arch->GetArchitectureName ()) 116 arch_name = arch->GetArchitectureName (); 117 else 118 arch_name = "<null>"; 119 120 const char *triple_cstr = arch ? arch->GetTriple ().getTriple ().c_str() : "<null>"; 121 122 log->Printf ("PlatformRemoteAppleTV::%s(force=%s, arch={%s,%s})", __FUNCTION__, force ? "true" : "false", arch_name, triple_cstr); 123 } 124 125 bool create = force; 126 if (!create && arch && arch->IsValid()) 127 { 128 switch (arch->GetMachine()) 129 { 130 case llvm::Triple::arm: 131 case llvm::Triple::aarch64: 132 case llvm::Triple::thumb: 133 { 134 const llvm::Triple &triple = arch->GetTriple(); 135 llvm::Triple::VendorType vendor = triple.getVendor(); 136 switch (vendor) 137 { 138 case llvm::Triple::Apple: 139 create = true; 140 break; 141 142 #if defined(__APPLE__) 143 // Only accept "unknown" for the vendor if the host is Apple and 144 // it "unknown" wasn't specified (it was just returned because it 145 // was NOT specified) 146 case llvm::Triple::UnknownArch: 147 create = !arch->TripleVendorWasSpecified(); 148 break; 149 150 #endif 151 default: 152 break; 153 } 154 if (create) 155 { 156 switch (triple.getOS()) 157 { 158 case llvm::Triple::TvOS: // This is the right triple value for Apple TV debugging 159 break; 160 161 #if defined(__APPLE__) 162 // Only accept "unknown" for the OS if the host is Apple and 163 // it "unknown" wasn't specified (it was just returned because it 164 // was NOT specified) 165 case llvm::Triple::UnknownOS: 166 create = !arch->TripleOSWasSpecified(); 167 break; 168 #endif 169 default: 170 create = false; 171 break; 172 } 173 } 174 } 175 break; 176 default: 177 break; 178 } 179 } 180 181 if (create) 182 { 183 if (log) 184 log->Printf ("PlatformRemoteAppleTV::%s() creating platform", __FUNCTION__); 185 186 return lldb::PlatformSP(new PlatformRemoteAppleTV ()); 187 } 188 189 if (log) 190 log->Printf ("PlatformRemoteAppleTV::%s() aborting creation of platform", __FUNCTION__); 191 192 return lldb::PlatformSP(); 193 } 194 195 lldb_private::ConstString 196 PlatformRemoteAppleTV::GetPluginNameStatic () 197 { 198 static ConstString g_name("remote-tvos"); 199 return g_name; 200 } 201 202 const char * 203 PlatformRemoteAppleTV::GetDescriptionStatic() 204 { 205 return "Remote Apple TV platform plug-in."; 206 } 207 208 void 209 PlatformRemoteAppleTV::GetStatus (Stream &strm) 210 { 211 Platform::GetStatus (strm); 212 const char *sdk_directory = GetDeviceSupportDirectoryForOSVersion(); 213 if (sdk_directory) 214 strm.Printf (" SDK Path: \"%s\"\n", sdk_directory); 215 else 216 strm.PutCString (" SDK Path: error: unable to locate SDK\n"); 217 218 const uint32_t num_sdk_infos = m_sdk_directory_infos.size(); 219 for (uint32_t i=0; i<num_sdk_infos; ++i) 220 { 221 const SDKDirectoryInfo &sdk_dir_info = m_sdk_directory_infos[i]; 222 strm.Printf (" SDK Roots: [%2u] \"%s\"\n", 223 i, 224 sdk_dir_info.directory.GetPath().c_str()); 225 } 226 } 227 228 Error 229 PlatformRemoteAppleTV::ResolveExecutable (const ModuleSpec &ms, 230 lldb::ModuleSP &exe_module_sp, 231 const FileSpecList *module_search_paths_ptr) 232 { 233 Error error; 234 // Nothing special to do here, just use the actual file and architecture 235 236 ModuleSpec resolved_module_spec(ms); 237 238 // Resolve any executable within a bundle on MacOSX 239 // TODO: verify that this handles shallow bundles, if not then implement one ourselves 240 Host::ResolveExecutableInBundle (resolved_module_spec.GetFileSpec()); 241 242 if (resolved_module_spec.GetFileSpec().Exists()) 243 { 244 if (resolved_module_spec.GetArchitecture().IsValid() || resolved_module_spec.GetUUID().IsValid()) 245 { 246 error = ModuleList::GetSharedModule(resolved_module_spec, 247 exe_module_sp, 248 nullptr, 249 nullptr, 250 nullptr); 251 252 if (exe_module_sp && exe_module_sp->GetObjectFile()) 253 return error; 254 exe_module_sp.reset(); 255 } 256 // No valid architecture was specified or the exact ARM slice wasn't 257 // found so ask the platform for the architectures that we should be 258 // using (in the correct order) and see if we can find a match that way 259 StreamString arch_names; 260 for (uint32_t idx = 0; GetSupportedArchitectureAtIndex (idx, resolved_module_spec.GetArchitecture()); ++idx) 261 { 262 error = ModuleList::GetSharedModule(resolved_module_spec, 263 exe_module_sp, 264 nullptr, 265 nullptr, 266 nullptr); 267 // Did we find an executable using one of the 268 if (error.Success()) 269 { 270 if (exe_module_sp && exe_module_sp->GetObjectFile()) 271 break; 272 else 273 error.SetErrorToGenericError(); 274 } 275 276 if (idx > 0) 277 arch_names.PutCString (", "); 278 arch_names.PutCString (resolved_module_spec.GetArchitecture().GetArchitectureName()); 279 } 280 281 if (error.Fail() || !exe_module_sp) 282 { 283 if (resolved_module_spec.GetFileSpec().Readable()) 284 { 285 error.SetErrorStringWithFormat ("'%s' doesn't contain any '%s' platform architectures: %s", 286 resolved_module_spec.GetFileSpec().GetPath().c_str(), 287 GetPluginName().GetCString(), 288 arch_names.GetString().c_str()); 289 } 290 else 291 { 292 error.SetErrorStringWithFormat("'%s' is not readable", resolved_module_spec.GetFileSpec().GetPath().c_str()); 293 } 294 } 295 } 296 else 297 { 298 error.SetErrorStringWithFormat ("'%s' does not exist", 299 resolved_module_spec.GetFileSpec().GetPath().c_str()); 300 } 301 302 return error; 303 } 304 305 FileSpec::EnumerateDirectoryResult 306 PlatformRemoteAppleTV::GetContainedFilesIntoVectorOfStringsCallback (void *baton, 307 FileSpec::FileType file_type, 308 const FileSpec &file_spec) 309 { 310 ((PlatformRemoteAppleTV::SDKDirectoryInfoCollection *)baton)->push_back(PlatformRemoteAppleTV::SDKDirectoryInfo(file_spec)); 311 return FileSpec::eEnumerateDirectoryResultNext; 312 } 313 314 bool 315 PlatformRemoteAppleTV::UpdateSDKDirectoryInfosIfNeeded() 316 { 317 if (m_sdk_directory_infos.empty()) 318 { 319 const char *device_support_dir = GetDeviceSupportDirectory(); 320 if (device_support_dir) 321 { 322 const bool find_directories = true; 323 const bool find_files = false; 324 const bool find_other = false; 325 326 SDKDirectoryInfoCollection builtin_sdk_directory_infos; 327 FileSpec::EnumerateDirectory (m_device_support_directory.c_str(), 328 find_directories, 329 find_files, 330 find_other, 331 GetContainedFilesIntoVectorOfStringsCallback, 332 &builtin_sdk_directory_infos); 333 334 // Only add SDK directories that have symbols in them, some SDKs only contain 335 // developer disk images and no symbols, so they aren't useful to us. 336 FileSpec sdk_symbols_symlink_fspec; 337 for (const auto &sdk_directory_info : builtin_sdk_directory_infos) 338 { 339 sdk_symbols_symlink_fspec = sdk_directory_info.directory; 340 sdk_symbols_symlink_fspec.AppendPathComponent("Symbols.Internal"); 341 if (sdk_symbols_symlink_fspec.Exists()) 342 { 343 m_sdk_directory_infos.push_back(sdk_directory_info); 344 } 345 else 346 { 347 sdk_symbols_symlink_fspec.GetFilename().SetCString("Symbols"); 348 if (sdk_symbols_symlink_fspec.Exists()) 349 m_sdk_directory_infos.push_back(sdk_directory_info); 350 } 351 } 352 353 const uint32_t num_installed = m_sdk_directory_infos.size(); 354 FileSpec local_sdk_cache("~/Library/Developer/Xcode/tvOS DeviceSupport", true); 355 if (!local_sdk_cache.Exists()) 356 { 357 // Try looking for another possible name 358 local_sdk_cache = FileSpec("~/Library/Developer/Xcode/Apple TVOS DeviceSupport", true); 359 } 360 if (!local_sdk_cache.Exists()) 361 { 362 // Try looking for another possible name 363 local_sdk_cache = FileSpec("~/Library/Developer/Xcode/AppleTVOS DeviceSupport", true); 364 } 365 if (!local_sdk_cache.Exists()) 366 { 367 // Try looking for another possible name 368 local_sdk_cache = FileSpec("~/Library/Developer/Xcode/AppleTV OS DeviceSupport", true); 369 } 370 if (!local_sdk_cache.Exists()) 371 { 372 // Try looking for another possible name 373 local_sdk_cache = FileSpec("~/Library/Developer/Xcode/Apple TV OS DeviceSupport", true); 374 } 375 if (local_sdk_cache.Exists()) 376 { 377 char path[PATH_MAX]; 378 if (local_sdk_cache.GetPath(path, sizeof(path))) 379 { 380 FileSpec::EnumerateDirectory (path, 381 find_directories, 382 find_files, 383 find_other, 384 GetContainedFilesIntoVectorOfStringsCallback, 385 &m_sdk_directory_infos); 386 const uint32_t num_sdk_infos = m_sdk_directory_infos.size(); 387 // First try for an exact match of major, minor and update 388 for (uint32_t i=num_installed; i<num_sdk_infos; ++i) 389 { 390 m_sdk_directory_infos[i].user_cached = true; 391 } 392 } 393 } 394 } 395 } 396 return !m_sdk_directory_infos.empty(); 397 } 398 399 const PlatformRemoteAppleTV::SDKDirectoryInfo * 400 PlatformRemoteAppleTV::GetSDKDirectoryForCurrentOSVersion () 401 { 402 uint32_t i; 403 if (UpdateSDKDirectoryInfosIfNeeded()) 404 { 405 const uint32_t num_sdk_infos = m_sdk_directory_infos.size(); 406 407 // Check to see if the user specified a build string. If they did, then 408 // be sure to match it. 409 std::vector<bool> check_sdk_info(num_sdk_infos, true); 410 ConstString build(m_sdk_build); 411 if (build) 412 { 413 for (i=0; i<num_sdk_infos; ++i) 414 check_sdk_info[i] = m_sdk_directory_infos[i].build == build; 415 } 416 417 // If we are connected we can find the version of the OS the platform 418 // us running on and select the right SDK 419 uint32_t major, minor, update; 420 if (GetOSVersion(major, minor, update)) 421 { 422 if (UpdateSDKDirectoryInfosIfNeeded()) 423 { 424 // First try for an exact match of major, minor and update 425 for (i=0; i<num_sdk_infos; ++i) 426 { 427 if (check_sdk_info[i]) 428 { 429 if (m_sdk_directory_infos[i].version_major == major && 430 m_sdk_directory_infos[i].version_minor == minor && 431 m_sdk_directory_infos[i].version_update == update) 432 { 433 return &m_sdk_directory_infos[i]; 434 } 435 } 436 } 437 // First try for an exact match of major and minor 438 for (i=0; i<num_sdk_infos; ++i) 439 { 440 if (check_sdk_info[i]) 441 { 442 if (m_sdk_directory_infos[i].version_major == major && 443 m_sdk_directory_infos[i].version_minor == minor) 444 { 445 return &m_sdk_directory_infos[i]; 446 } 447 } 448 } 449 // Lastly try to match of major version only.. 450 for (i=0; i<num_sdk_infos; ++i) 451 { 452 if (check_sdk_info[i]) 453 { 454 if (m_sdk_directory_infos[i].version_major == major) 455 { 456 return &m_sdk_directory_infos[i]; 457 } 458 } 459 } 460 } 461 } 462 else if (build) 463 { 464 // No version, just a build number, search for the first one that matches 465 for (i=0; i<num_sdk_infos; ++i) 466 if (check_sdk_info[i]) 467 return &m_sdk_directory_infos[i]; 468 } 469 } 470 return nullptr; 471 } 472 473 const PlatformRemoteAppleTV::SDKDirectoryInfo * 474 PlatformRemoteAppleTV::GetSDKDirectoryForLatestOSVersion () 475 { 476 const PlatformRemoteAppleTV::SDKDirectoryInfo *result = nullptr; 477 if (UpdateSDKDirectoryInfosIfNeeded()) 478 { 479 const uint32_t num_sdk_infos = m_sdk_directory_infos.size(); 480 // First try for an exact match of major, minor and update 481 for (uint32_t i=0; i<num_sdk_infos; ++i) 482 { 483 const SDKDirectoryInfo &sdk_dir_info = m_sdk_directory_infos[i]; 484 if (sdk_dir_info.version_major != UINT32_MAX) 485 { 486 if (result == nullptr || sdk_dir_info.version_major > result->version_major) 487 { 488 result = &sdk_dir_info; 489 } 490 else if (sdk_dir_info.version_major == result->version_major) 491 { 492 if (sdk_dir_info.version_minor > result->version_minor) 493 { 494 result = &sdk_dir_info; 495 } 496 else if (sdk_dir_info.version_minor == result->version_minor) 497 { 498 if (sdk_dir_info.version_update > result->version_update) 499 { 500 result = &sdk_dir_info; 501 } 502 } 503 } 504 } 505 } 506 } 507 return result; 508 } 509 510 const char * 511 PlatformRemoteAppleTV::GetDeviceSupportDirectory() 512 { 513 if (m_device_support_directory.empty()) 514 { 515 const char *device_support_dir = GetDeveloperDirectory(); 516 if (device_support_dir) 517 { 518 m_device_support_directory.assign (device_support_dir); 519 m_device_support_directory.append ("/Platforms/AppleTVOS.platform/DeviceSupport"); 520 } 521 else 522 { 523 // Assign a single NULL character so we know we tried to find the device 524 // support directory and we don't keep trying to find it over and over. 525 m_device_support_directory.assign (1, '\0'); 526 } 527 } 528 // We should have put a single NULL character into m_device_support_directory 529 // or it should have a valid path if the code gets here 530 assert (m_device_support_directory.empty() == false); 531 if (m_device_support_directory[0]) 532 return m_device_support_directory.c_str(); 533 return nullptr; 534 } 535 536 const char * 537 PlatformRemoteAppleTV::GetDeviceSupportDirectoryForOSVersion() 538 { 539 if (m_sdk_sysroot) 540 return m_sdk_sysroot.GetCString(); 541 542 if (m_device_support_directory_for_os_version.empty()) 543 { 544 const PlatformRemoteAppleTV::SDKDirectoryInfo *sdk_dir_info = GetSDKDirectoryForCurrentOSVersion (); 545 if (sdk_dir_info == nullptr) 546 sdk_dir_info = GetSDKDirectoryForLatestOSVersion (); 547 if (sdk_dir_info) 548 { 549 char path[PATH_MAX]; 550 if (sdk_dir_info->directory.GetPath(path, sizeof(path))) 551 { 552 m_device_support_directory_for_os_version = path; 553 return m_device_support_directory_for_os_version.c_str(); 554 } 555 } 556 else 557 { 558 // Assign a single NULL character so we know we tried to find the device 559 // support directory and we don't keep trying to find it over and over. 560 m_device_support_directory_for_os_version.assign (1, '\0'); 561 } 562 } 563 // We should have put a single NULL character into m_device_support_directory_for_os_version 564 // or it should have a valid path if the code gets here 565 assert (m_device_support_directory_for_os_version.empty() == false); 566 if (m_device_support_directory_for_os_version[0]) 567 return m_device_support_directory_for_os_version.c_str(); 568 return nullptr; 569 } 570 571 uint32_t 572 PlatformRemoteAppleTV::FindFileInAllSDKs (const char *platform_file_path, 573 FileSpecList &file_list) 574 { 575 if (platform_file_path && platform_file_path[0] && UpdateSDKDirectoryInfosIfNeeded()) 576 { 577 const uint32_t num_sdk_infos = m_sdk_directory_infos.size(); 578 lldb_private::FileSpec local_file; 579 // First try for an exact match of major, minor and update 580 for (uint32_t sdk_idx=0; sdk_idx<num_sdk_infos; ++sdk_idx) 581 { 582 if (GetFileInSDK (platform_file_path, 583 sdk_idx, 584 local_file)) 585 { 586 file_list.Append(local_file); 587 } 588 } 589 } 590 return file_list.GetSize(); 591 } 592 593 bool 594 PlatformRemoteAppleTV::GetFileInSDK (const char *platform_file_path, 595 uint32_t sdk_idx, 596 lldb_private::FileSpec &local_file) 597 { 598 if (sdk_idx < m_sdk_directory_infos.size()) 599 { 600 char sdkroot_path[PATH_MAX]; 601 const SDKDirectoryInfo &sdk_dir_info = m_sdk_directory_infos[sdk_idx]; 602 if (sdk_dir_info.directory.GetPath(sdkroot_path, sizeof(sdkroot_path))) 603 { 604 const bool symbols_dirs_only = true; 605 606 return GetFileInSDKRoot (platform_file_path, 607 sdkroot_path, 608 symbols_dirs_only, 609 local_file); 610 } 611 } 612 return false; 613 } 614 615 bool 616 PlatformRemoteAppleTV::GetFileInSDKRoot (const char *platform_file_path, 617 const char *sdkroot_path, 618 bool symbols_dirs_only, 619 lldb_private::FileSpec &local_file) 620 { 621 if (sdkroot_path && sdkroot_path[0] && platform_file_path && platform_file_path[0]) 622 { 623 char resolved_path[PATH_MAX]; 624 625 if (!symbols_dirs_only) 626 { 627 ::snprintf (resolved_path, 628 sizeof(resolved_path), 629 "%s%s", 630 sdkroot_path, 631 platform_file_path); 632 633 local_file.SetFile(resolved_path, true); 634 if (local_file.Exists()) 635 return true; 636 } 637 638 ::snprintf (resolved_path, 639 sizeof(resolved_path), 640 "%s/Symbols.Internal%s", 641 sdkroot_path, 642 platform_file_path); 643 644 local_file.SetFile(resolved_path, true); 645 if (local_file.Exists()) 646 return true; 647 ::snprintf (resolved_path, 648 sizeof(resolved_path), 649 "%s/Symbols%s", 650 sdkroot_path, 651 platform_file_path); 652 653 local_file.SetFile(resolved_path, true); 654 if (local_file.Exists()) 655 return true; 656 } 657 return false; 658 } 659 660 Error 661 PlatformRemoteAppleTV::GetSymbolFile (const FileSpec &platform_file, 662 const UUID *uuid_ptr, 663 FileSpec &local_file) 664 { 665 Error error; 666 char platform_file_path[PATH_MAX]; 667 if (platform_file.GetPath(platform_file_path, sizeof(platform_file_path))) 668 { 669 char resolved_path[PATH_MAX]; 670 671 const char * os_version_dir = GetDeviceSupportDirectoryForOSVersion(); 672 if (os_version_dir) 673 { 674 ::snprintf (resolved_path, 675 sizeof(resolved_path), 676 "%s/%s", 677 os_version_dir, 678 platform_file_path); 679 680 local_file.SetFile(resolved_path, true); 681 if (local_file.Exists()) 682 return error; 683 684 ::snprintf (resolved_path, 685 sizeof(resolved_path), 686 "%s/Symbols.Internal/%s", 687 os_version_dir, 688 platform_file_path); 689 690 local_file.SetFile(resolved_path, true); 691 if (local_file.Exists()) 692 return error; 693 ::snprintf (resolved_path, 694 sizeof(resolved_path), 695 "%s/Symbols/%s", 696 os_version_dir, 697 platform_file_path); 698 699 local_file.SetFile(resolved_path, true); 700 if (local_file.Exists()) 701 return error; 702 703 } 704 local_file = platform_file; 705 if (local_file.Exists()) 706 return error; 707 708 error.SetErrorStringWithFormat ("unable to locate a platform file for '%s' in platform '%s'", 709 platform_file_path, 710 GetPluginName().GetCString()); 711 } 712 else 713 { 714 error.SetErrorString ("invalid platform file argument"); 715 } 716 return error; 717 } 718 719 Error 720 PlatformRemoteAppleTV::GetSharedModule (const ModuleSpec &module_spec, 721 lldb_private::Process* process, 722 ModuleSP &module_sp, 723 const FileSpecList *module_search_paths_ptr, 724 ModuleSP *old_module_sp_ptr, 725 bool *did_create_ptr) 726 { 727 // For Apple TV, the SDK files are all cached locally on the host 728 // system. So first we ask for the file in the cached SDK, 729 // then we attempt to get a shared module for the right architecture 730 // with the right UUID. 731 const FileSpec &platform_file = module_spec.GetFileSpec(); 732 733 Error error; 734 char platform_file_path[PATH_MAX]; 735 736 if (platform_file.GetPath(platform_file_path, sizeof(platform_file_path))) 737 { 738 ModuleSpec platform_module_spec(module_spec); 739 740 UpdateSDKDirectoryInfosIfNeeded(); 741 742 const uint32_t num_sdk_infos = m_sdk_directory_infos.size(); 743 744 // If we are connected we migth be able to correctly deduce the SDK directory 745 // using the OS build. 746 const uint32_t connected_sdk_idx = GetConnectedSDKIndex (); 747 if (connected_sdk_idx < num_sdk_infos) 748 { 749 if (GetFileInSDK (platform_file_path, connected_sdk_idx, platform_module_spec.GetFileSpec())) 750 { 751 module_sp.reset(); 752 error = ResolveExecutable(platform_module_spec, 753 module_sp, 754 nullptr); 755 if (module_sp) 756 { 757 m_last_module_sdk_idx = connected_sdk_idx; 758 error.Clear(); 759 return error; 760 } 761 } 762 } 763 764 // Try the last SDK index if it is set as most files from an SDK 765 // will tend to be valid in that same SDK. 766 if (m_last_module_sdk_idx < num_sdk_infos) 767 { 768 if (GetFileInSDK (platform_file_path, m_last_module_sdk_idx, platform_module_spec.GetFileSpec())) 769 { 770 module_sp.reset(); 771 error = ResolveExecutable(platform_module_spec, 772 module_sp, 773 nullptr); 774 if (module_sp) 775 { 776 error.Clear(); 777 return error; 778 } 779 } 780 } 781 782 // First try for an exact match of major, minor and update 783 for (uint32_t sdk_idx=0; sdk_idx<num_sdk_infos; ++sdk_idx) 784 { 785 if (m_last_module_sdk_idx == sdk_idx) 786 { 787 // Skip the last module SDK index if we already searched 788 // it above 789 continue; 790 } 791 if (GetFileInSDK (platform_file_path, sdk_idx, platform_module_spec.GetFileSpec())) 792 { 793 //printf ("sdk[%u]: '%s'\n", sdk_idx, local_file.GetPath().c_str()); 794 795 error = ResolveExecutable(platform_module_spec, module_sp, nullptr); 796 if (module_sp) 797 { 798 // Remember the index of the last SDK that we found a file 799 // in in case the wrong SDK was selected. 800 m_last_module_sdk_idx = sdk_idx; 801 error.Clear(); 802 return error; 803 } 804 } 805 } 806 } 807 // Not the module we are looking for... Nothing to see here... 808 module_sp.reset(); 809 810 // This may not be an SDK-related module. Try whether we can bring in the thing to our local cache. 811 error = GetSharedModuleWithLocalCache(module_spec, module_sp, module_search_paths_ptr, old_module_sp_ptr, did_create_ptr); 812 if (error.Success()) 813 return error; 814 815 const bool always_create = false; 816 error = ModuleList::GetSharedModule (module_spec, 817 module_sp, 818 module_search_paths_ptr, 819 old_module_sp_ptr, 820 did_create_ptr, 821 always_create); 822 823 if (module_sp) 824 module_sp->SetPlatformFileSpec(platform_file); 825 826 return error; 827 } 828 829 bool 830 PlatformRemoteAppleTV::GetSupportedArchitectureAtIndex (uint32_t idx, ArchSpec &arch) 831 { 832 ArchSpec system_arch (GetSystemArchitecture()); 833 834 const ArchSpec::Core system_core = system_arch.GetCore(); 835 switch (system_core) 836 { 837 default: 838 switch (idx) 839 { 840 case 0: arch.SetTriple ("arm64-apple-tvos"); return true; 841 case 1: arch.SetTriple ("armv7s-apple-tvos"); return true; 842 case 2: arch.SetTriple ("armv7-apple-tvos"); return true; 843 case 3: arch.SetTriple ("thumbv7s-apple-tvos"); return true; 844 case 4: arch.SetTriple ("thumbv7-apple-tvos"); return true; 845 default: break; 846 } 847 break; 848 849 case ArchSpec::eCore_arm_arm64: 850 switch (idx) 851 { 852 case 0: arch.SetTriple ("arm64-apple-tvos"); return true; 853 case 1: arch.SetTriple ("armv7s-apple-tvos"); return true; 854 case 2: arch.SetTriple ("armv7-apple-tvos"); return true; 855 case 3: arch.SetTriple ("thumbv7s-apple-tvos"); return true; 856 case 4: arch.SetTriple ("thumbv7-apple-tvos"); return true; 857 default: break; 858 } 859 break; 860 861 case ArchSpec::eCore_arm_armv7s: 862 switch (idx) 863 { 864 case 0: arch.SetTriple ("armv7s-apple-tvos"); return true; 865 case 1: arch.SetTriple ("armv7-apple-tvos"); return true; 866 case 2: arch.SetTriple ("thumbv7s-apple-tvos"); return true; 867 case 3: arch.SetTriple ("thumbv7-apple-tvos"); return true; 868 default: break; 869 } 870 break; 871 872 case ArchSpec::eCore_arm_armv7: 873 switch (idx) 874 { 875 case 0: arch.SetTriple ("armv7-apple-tvos"); return true; 876 case 1: arch.SetTriple ("thumbv7-apple-tvos"); return true; 877 default: break; 878 } 879 break; 880 } 881 arch.Clear(); 882 return false; 883 } 884 885 uint32_t 886 PlatformRemoteAppleTV::GetConnectedSDKIndex () 887 { 888 if (IsConnected()) 889 { 890 if (m_connected_module_sdk_idx == UINT32_MAX) 891 { 892 std::string build; 893 if (GetRemoteOSBuildString(build)) 894 { 895 const uint32_t num_sdk_infos = m_sdk_directory_infos.size(); 896 for (uint32_t i=0; i<num_sdk_infos; ++i) 897 { 898 const SDKDirectoryInfo &sdk_dir_info = m_sdk_directory_infos[i]; 899 if (strstr(sdk_dir_info.directory.GetFilename().AsCString(""), build.c_str())) 900 { 901 m_connected_module_sdk_idx = i; 902 } 903 } 904 } 905 } 906 } 907 else 908 { 909 m_connected_module_sdk_idx = UINT32_MAX; 910 } 911 return m_connected_module_sdk_idx; 912 } 913