| //===-- PlatformiOSSimulator.cpp -----------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "PlatformiOSSimulator.h" |
| |
| // C Includes |
| // C++ Includes |
| // Other libraries and framework includes |
| // Project includes |
| #include "lldb/Breakpoint/BreakpointLocation.h" |
| #include "lldb/Core/ArchSpec.h" |
| #include "lldb/Core/Error.h" |
| #include "lldb/Core/Module.h" |
| #include "lldb/Core/ModuleList.h" |
| #include "lldb/Core/ModuleSpec.h" |
| #include "lldb/Core/PluginManager.h" |
| #include "lldb/Core/StreamString.h" |
| #include "lldb/Host/FileSpec.h" |
| #include "lldb/Host/Host.h" |
| #include "lldb/Target/Process.h" |
| #include "lldb/Target/Target.h" |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| //------------------------------------------------------------------ |
| // Static Variables |
| //------------------------------------------------------------------ |
| static uint32_t g_initialize_count = 0; |
| |
| //------------------------------------------------------------------ |
| // Static Functions |
| //------------------------------------------------------------------ |
| void |
| PlatformiOSSimulator::Initialize () |
| { |
| if (g_initialize_count++ == 0) |
| { |
| PluginManager::RegisterPlugin (PlatformiOSSimulator::GetPluginNameStatic(), |
| PlatformiOSSimulator::GetDescriptionStatic(), |
| PlatformiOSSimulator::CreateInstance); |
| } |
| } |
| |
| void |
| PlatformiOSSimulator::Terminate () |
| { |
| if (g_initialize_count > 0) |
| { |
| if (--g_initialize_count == 0) |
| { |
| PluginManager::UnregisterPlugin (PlatformiOSSimulator::CreateInstance); |
| } |
| } |
| } |
| |
| Platform* |
| PlatformiOSSimulator::CreateInstance (bool force, const ArchSpec *arch) |
| { |
| bool create = force; |
| if (create == false && arch && arch->IsValid()) |
| { |
| switch (arch->GetMachine()) |
| { |
| case llvm::Triple::x86_64: |
| case llvm::Triple::x86: |
| { |
| const llvm::Triple &triple = arch->GetTriple(); |
| switch (triple.getVendor()) |
| { |
| case llvm::Triple::Apple: |
| create = true; |
| break; |
| |
| #if defined(__APPLE__) |
| // Only accept "unknown" for the vendor if the host is Apple and |
| // it "unknown" wasn't specified (it was just returned because it |
| // was NOT specified) |
| case llvm::Triple::UnknownArch: |
| create = !arch->TripleVendorWasSpecified(); |
| break; |
| #endif |
| default: |
| break; |
| } |
| |
| if (create) |
| { |
| switch (triple.getOS()) |
| { |
| case llvm::Triple::Darwin: // Deprecated, but still support Darwin for historical reasons |
| case llvm::Triple::MacOSX: |
| case llvm::Triple::IOS: // IOS is not used for simulator triples, but accept it just in case |
| break; |
| |
| #if defined(__APPLE__) |
| // Only accept "unknown" for the OS if the host is Apple and |
| // it "unknown" wasn't specified (it was just returned because it |
| // was NOT specified) |
| case llvm::Triple::UnknownOS: |
| create = !arch->TripleOSWasSpecified(); |
| break; |
| #endif |
| default: |
| create = false; |
| break; |
| } |
| } |
| } |
| break; |
| default: |
| break; |
| } |
| } |
| if (create) |
| return new PlatformiOSSimulator (); |
| return NULL; |
| } |
| |
| |
| lldb_private::ConstString |
| PlatformiOSSimulator::GetPluginNameStatic () |
| { |
| static ConstString g_name("ios-simulator"); |
| return g_name; |
| } |
| |
| const char * |
| PlatformiOSSimulator::GetDescriptionStatic() |
| { |
| return "iOS simulator platform plug-in."; |
| } |
| |
| |
| //------------------------------------------------------------------ |
| /// Default Constructor |
| //------------------------------------------------------------------ |
| PlatformiOSSimulator::PlatformiOSSimulator () : |
| PlatformDarwin (true), |
| m_sdk_directory () |
| { |
| } |
| |
| //------------------------------------------------------------------ |
| /// Destructor. |
| /// |
| /// The destructor is virtual since this class is designed to be |
| /// inherited from by the plug-in instance. |
| //------------------------------------------------------------------ |
| PlatformiOSSimulator::~PlatformiOSSimulator() |
| { |
| } |
| |
| |
| void |
| PlatformiOSSimulator::GetStatus (Stream &strm) |
| { |
| Platform::GetStatus (strm); |
| const char *sdk_directory = GetSDKsDirectory(); |
| if (sdk_directory) |
| strm.Printf (" SDK Path: \"%s\"\n", sdk_directory); |
| else |
| strm.PutCString (" SDK Path: error: unable to locate SDK\n"); |
| } |
| |
| |
| Error |
| PlatformiOSSimulator::ResolveExecutable (const FileSpec &exe_file, |
| const ArchSpec &exe_arch, |
| lldb::ModuleSP &exe_module_sp, |
| const FileSpecList *module_search_paths_ptr) |
| { |
| Error error; |
| // Nothing special to do here, just use the actual file and architecture |
| |
| FileSpec resolved_exe_file (exe_file); |
| |
| // If we have "ls" as the exe_file, resolve the executable loation based on |
| // the current path variables |
| // TODO: resolve bare executables in the Platform SDK |
| // if (!resolved_exe_file.Exists()) |
| // resolved_exe_file.ResolveExecutableLocation (); |
| |
| // Resolve any executable within a bundle on MacOSX |
| // TODO: verify that this handles shallow bundles, if not then implement one ourselves |
| Host::ResolveExecutableInBundle (resolved_exe_file); |
| |
| if (resolved_exe_file.Exists()) |
| { |
| ModuleSpec module_spec(resolved_exe_file, exe_arch); |
| if (exe_arch.IsValid()) |
| { |
| error = ModuleList::GetSharedModule (module_spec, |
| exe_module_sp, |
| NULL, |
| NULL, |
| NULL); |
| |
| if (exe_module_sp && exe_module_sp->GetObjectFile()) |
| return error; |
| exe_module_sp.reset(); |
| } |
| // No valid architecture was specified or the exact ARM slice wasn't |
| // found so ask the platform for the architectures that we should be |
| // using (in the correct order) and see if we can find a match that way |
| StreamString arch_names; |
| ArchSpec platform_arch; |
| for (uint32_t idx = 0; GetSupportedArchitectureAtIndex (idx, module_spec.GetArchitecture()); ++idx) |
| { |
| // Only match x86 with x86 and x86_64 with x86_64... |
| if (!exe_arch.IsValid() || exe_arch.GetCore() == module_spec.GetArchitecture().GetCore()) |
| { |
| error = ModuleList::GetSharedModule (module_spec, |
| exe_module_sp, |
| NULL, |
| NULL, |
| NULL); |
| // Did we find an executable using one of the |
| if (error.Success()) |
| { |
| if (exe_module_sp && exe_module_sp->GetObjectFile()) |
| break; |
| else |
| error.SetErrorToGenericError(); |
| } |
| |
| if (idx > 0) |
| arch_names.PutCString (", "); |
| arch_names.PutCString (platform_arch.GetArchitectureName()); |
| } |
| } |
| |
| if (error.Fail() || !exe_module_sp) |
| { |
| error.SetErrorStringWithFormat ("'%s' doesn't contain any '%s' platform architectures: %s", |
| exe_file.GetPath().c_str(), |
| GetPluginName().GetCString(), |
| arch_names.GetString().c_str()); |
| } |
| } |
| else |
| { |
| error.SetErrorStringWithFormat ("'%s' does not exist", |
| exe_file.GetPath().c_str()); |
| } |
| |
| return error; |
| } |
| |
| static FileSpec::EnumerateDirectoryResult |
| EnumerateDirectoryCallback (void *baton, FileSpec::FileType file_type, const FileSpec &file_spec) |
| { |
| if (file_type == FileSpec::eFileTypeDirectory) |
| { |
| const char *filename = file_spec.GetFilename().GetCString(); |
| if (filename && strncmp(filename, "iPhoneSimulator", strlen ("iPhoneSimulator")) == 0) |
| { |
| ::snprintf ((char *)baton, PATH_MAX, "%s", filename); |
| return FileSpec::eEnumerateDirectoryResultQuit; |
| } |
| } |
| return FileSpec::eEnumerateDirectoryResultNext; |
| } |
| |
| |
| |
| const char * |
| PlatformiOSSimulator::GetSDKsDirectory() |
| { |
| if (m_sdk_directory.empty()) |
| { |
| const char *developer_dir = GetDeveloperDirectory(); |
| if (developer_dir) |
| { |
| char sdks_directory[PATH_MAX]; |
| char sdk_dirname[PATH_MAX]; |
| sdk_dirname[0] = '\0'; |
| snprintf (sdks_directory, |
| sizeof(sdks_directory), |
| "%s/Platforms/iPhoneSimulator.platform/Developer/SDKs", |
| developer_dir); |
| FileSpec simulator_sdk_spec; |
| bool find_directories = true; |
| bool find_files = false; |
| bool find_other = false; |
| FileSpec::EnumerateDirectory (sdks_directory, |
| find_directories, |
| find_files, |
| find_other, |
| EnumerateDirectoryCallback, |
| sdk_dirname); |
| |
| if (sdk_dirname[0]) |
| { |
| m_sdk_directory = sdks_directory; |
| m_sdk_directory.append (1, '/'); |
| m_sdk_directory.append (sdk_dirname); |
| return m_sdk_directory.c_str(); |
| } |
| } |
| // Assign a single NULL character so we know we tried to find the device |
| // support directory and we don't keep trying to find it over and over. |
| m_sdk_directory.assign (1, '\0'); |
| } |
| |
| // We should have put a single NULL character into m_sdk_directory |
| // or it should have a valid path if the code gets here |
| assert (m_sdk_directory.empty() == false); |
| if (m_sdk_directory[0]) |
| return m_sdk_directory.c_str(); |
| return NULL; |
| } |
| |
| Error |
| PlatformiOSSimulator::GetSymbolFile (const FileSpec &platform_file, |
| const UUID *uuid_ptr, |
| FileSpec &local_file) |
| { |
| Error error; |
| char platform_file_path[PATH_MAX]; |
| if (platform_file.GetPath(platform_file_path, sizeof(platform_file_path))) |
| { |
| char resolved_path[PATH_MAX]; |
| |
| const char * sdk_dir = GetSDKsDirectory(); |
| if (sdk_dir) |
| { |
| ::snprintf (resolved_path, |
| sizeof(resolved_path), |
| "%s/%s", |
| sdk_dir, |
| platform_file_path); |
| |
| // First try in the SDK and see if the file is in there |
| local_file.SetFile(resolved_path, true); |
| if (local_file.Exists()) |
| return error; |
| |
| // Else fall back to the actual path itself |
| local_file.SetFile(platform_file_path, true); |
| if (local_file.Exists()) |
| return error; |
| |
| } |
| error.SetErrorStringWithFormat ("unable to locate a platform file for '%s' in platform '%s'", |
| platform_file_path, |
| GetPluginName().GetCString()); |
| } |
| else |
| { |
| error.SetErrorString ("invalid platform file argument"); |
| } |
| return error; |
| } |
| |
| Error |
| PlatformiOSSimulator::GetSharedModule (const ModuleSpec &module_spec, |
| ModuleSP &module_sp, |
| const FileSpecList *module_search_paths_ptr, |
| ModuleSP *old_module_sp_ptr, |
| bool *did_create_ptr) |
| { |
| // For iOS, the SDK files are all cached locally on the host |
| // system. So first we ask for the file in the cached SDK, |
| // then we attempt to get a shared module for the right architecture |
| // with the right UUID. |
| Error error; |
| FileSpec local_file; |
| const FileSpec &platform_file = module_spec.GetFileSpec(); |
| error = GetSymbolFile (platform_file, module_spec.GetUUIDPtr(), local_file); |
| if (error.Success()) |
| { |
| error = ResolveExecutable (local_file, module_spec.GetArchitecture(), module_sp, module_search_paths_ptr); |
| } |
| else |
| { |
| const bool always_create = false; |
| error = ModuleList::GetSharedModule (module_spec, |
| module_sp, |
| module_search_paths_ptr, |
| old_module_sp_ptr, |
| did_create_ptr, |
| always_create); |
| |
| } |
| if (module_sp) |
| module_sp->SetPlatformFileSpec(platform_file); |
| |
| return error; |
| } |
| |
| |
| uint32_t |
| PlatformiOSSimulator::FindProcesses (const ProcessInstanceInfoMatch &match_info, |
| ProcessInstanceInfoList &process_infos) |
| { |
| ProcessInstanceInfoList all_osx_process_infos; |
| // First we get all OSX processes |
| const uint32_t n = Host::FindProcesses (match_info, all_osx_process_infos); |
| |
| // Now we filter them down to only the iOS triples |
| for (uint32_t i=0; i<n; ++i) |
| { |
| const ProcessInstanceInfo &proc_info = all_osx_process_infos.GetProcessInfoAtIndex(i); |
| if (proc_info.GetArchitecture().GetTriple().getOS() == llvm::Triple::IOS) { |
| process_infos.Append(proc_info); |
| } |
| } |
| return process_infos.GetSize(); |
| } |
| |
| bool |
| PlatformiOSSimulator::GetSupportedArchitectureAtIndex (uint32_t idx, ArchSpec &arch) |
| { |
| static const ArchSpec platform_arch (Host::GetArchitecture (Host::eSystemDefaultArchitecture)); |
| static const ArchSpec platform_arch64 (Host::GetArchitecture (Host::eSystemDefaultArchitecture64)); |
| |
| if (idx == 0) |
| { |
| arch = platform_arch; |
| if (arch.IsValid()) |
| { |
| arch.GetTriple().setOS (llvm::Triple::IOS); |
| return true; |
| } |
| } |
| else |
| { |
| if (platform_arch.IsExactMatch(platform_arch64)) |
| { |
| // This macosx platform supports both 32 and 64 bit. |
| if (idx == 1) |
| { |
| // 32/64: return "x86_64-apple-macosx" for architecture 1 |
| arch = platform_arch64; |
| return true; |
| } |
| else if (idx == 2 || idx == 3) |
| { |
| arch = Host::GetArchitecture (Host::eSystemDefaultArchitecture32); |
| if (arch.IsValid()) |
| { |
| if (idx == 2) |
| arch.GetTriple().setOS (llvm::Triple::IOS); |
| // 32/64: return "i386-apple-ios" for architecture 2 |
| // 32/64: return "i386-apple-macosx" for architecture 3 |
| return true; |
| } |
| } |
| } |
| else if (idx == 1) |
| { |
| // This macosx platform supports only 32 bit, so return the *-apple-macosx version |
| arch = platform_arch; |
| return true; |
| } |
| } |
| return false; |
| } |