ObjectFile::ObjectFile (const lldb::ModuleSP &module_sp, const FileSpec *file_spec_ptr, lldb::offset_t file_offset, lldb::offset_t length, lldb::DataBufferSP& data_sp, lldb::offset_t data_offset ) : ModuleChild (module_sp), m_file (), // This file could be different from the original module's file m_type (eTypeInvalid), m_strata (eStrataInvalid), m_file_offset (file_offset), m_length (length), m_data (), m_unwind_table (*this), m_process_wp(), m_memory_addr (LLDB_INVALID_ADDRESS), m_sections_ap (), m_symtab_ap (), m_symtab_unified_ap (), m_symtab_unified_revisionid (0) { if (file_spec_ptr) m_file = *file_spec_ptr; if (data_sp) m_data.SetData (data_sp, data_offset, length); Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_OBJECT)); if (log) { if (m_file) { log->Printf ("%p ObjectFile::ObjectFile() module = %p (%s), file = %s, file_offset = 0x%8.8" PRIx64 ", size = %" PRIu64, this, module_sp.get(), module_sp->GetSpecificationDescription().c_str(), m_file.GetPath().c_str(), m_file_offset, m_length); } else { log->Printf ("%p ObjectFile::ObjectFile() module = %p (%s), file = <NULL>, file_offset = 0x%8.8" PRIx64 ", size = %" PRIu64, this, module_sp.get(), module_sp->GetSpecificationDescription().c_str(), m_file_offset, m_length); } } }
ObjectFile::ObjectFile (const lldb::ModuleSP &module_sp, const ProcessSP &process_sp, lldb::addr_t header_addr, DataBufferSP& header_data_sp) : ModuleChild (module_sp), m_file (), m_type (eTypeInvalid), m_strata (eStrataInvalid), m_file_offset (0), m_length (0), m_data (), m_unwind_table (*this), m_process_wp (process_sp), m_memory_addr (header_addr), m_sections_ap (), m_symtab_ap (), m_symtab_unified_ap (), m_symtab_unified_revisionid (0) { if (header_data_sp) m_data.SetData (header_data_sp, 0, header_data_sp->GetByteSize()); Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_OBJECT)); if (log) { log->Printf ("%p ObjectFile::ObjectFile() module = %p (%s), process = %p, header_addr = 0x%" PRIx64, this, module_sp.get(), module_sp->GetSpecificationDescription().c_str(), process_sp.get(), m_memory_addr); } }
lldb::addr_t DynamicLoaderPOSIXDYLD::GetThreadLocalData (const lldb::ModuleSP module, const lldb::ThreadSP thread) { auto it = m_loaded_modules.find (module); if (it == m_loaded_modules.end()) return LLDB_INVALID_ADDRESS; addr_t link_map = it->second; if (link_map == LLDB_INVALID_ADDRESS) return LLDB_INVALID_ADDRESS; const DYLDRendezvous::ThreadInfo &metadata = m_rendezvous.GetThreadInfo(); if (!metadata.valid) return LLDB_INVALID_ADDRESS; // Get the thread pointer. addr_t tp = thread->GetThreadPointer (); if (tp == LLDB_INVALID_ADDRESS) return LLDB_INVALID_ADDRESS; // Find the module's modid. int modid_size = 4; // FIXME(spucci): This isn't right for big-endian 64-bit int64_t modid = ReadUnsignedIntWithSizeInBytes (link_map + metadata.modid_offset, modid_size); if (modid == -1) return LLDB_INVALID_ADDRESS; // Lookup the DTV structure for this thread. addr_t dtv_ptr = tp + metadata.dtv_offset; addr_t dtv = ReadPointer (dtv_ptr); if (dtv == LLDB_INVALID_ADDRESS) return LLDB_INVALID_ADDRESS; // Find the TLS block for this module. addr_t dtv_slot = dtv + metadata.dtv_slot_size*modid; addr_t tls_block = ReadPointer (dtv_slot + metadata.tls_offset); Module *mod = module.get(); Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_DYNAMIC_LOADER)); if (log) log->Printf("DynamicLoaderPOSIXDYLD::Performed TLS lookup: " "module=%s, link_map=0x%" PRIx64 ", tp=0x%" PRIx64 ", modid=%" PRId64 ", tls_block=0x%" PRIx64 "\n", mod->GetObjectName().AsCString(""), link_map, tp, (int64_t)modid, tls_block); return tls_block; }
Error PlatformDarwin::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 char exe_path[PATH_MAX]; FileSpec resolved_exe_file (exe_file); if (IsHost()) { // If we have "ls" as the exe_file, resolve the executable loation based on // the current path variables if (!resolved_exe_file.Exists()) { exe_file.GetPath (exe_path, sizeof(exe_path)); resolved_exe_file.SetFile(exe_path, true); } if (!resolved_exe_file.Exists()) resolved_exe_file.ResolveExecutableLocation (); // Resolve any executable within a bundle on MacOSX Host::ResolveExecutableInBundle (resolved_exe_file); if (resolved_exe_file.Exists()) error.Clear(); else { exe_file.GetPath (exe_path, sizeof(exe_path)); error.SetErrorStringWithFormat ("unable to find executable for '%s'", exe_path); } } else { if (m_remote_platform_sp) { error = m_remote_platform_sp->ResolveExecutable (exe_file, exe_arch, exe_module_sp, module_search_paths_ptr); } else { // We may connect to a process and use the provided executable (Don't use local $PATH). // Resolve any executable within a bundle on MacOSX Host::ResolveExecutableInBundle (resolved_exe_file); if (resolved_exe_file.Exists()) error.Clear(); else error.SetErrorStringWithFormat("the platform is not currently connected, and '%s' doesn't exist in the system root.", resolved_exe_file.GetFilename().AsCString("")); } } if (error.Success()) { ModuleSpec module_spec (resolved_exe_file, exe_arch); if (module_spec.GetArchitecture().IsValid()) { error = ModuleList::GetSharedModule (module_spec, exe_module_sp, module_search_paths_ptr, NULL, NULL); if (error.Fail() || exe_module_sp.get() == NULL || exe_module_sp->GetObjectFile() == NULL) { exe_module_sp.reset(); error.SetErrorStringWithFormat ("'%s%s%s' doesn't contain the architecture %s", exe_file.GetDirectory().AsCString(""), exe_file.GetDirectory() ? "/" : "", exe_file.GetFilename().AsCString(""), exe_arch.GetArchitectureName()); } } else { // No valid architecture was specified, 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; for (uint32_t idx = 0; GetSupportedArchitectureAtIndex (idx, module_spec.GetArchitecture()); ++idx) { error = ModuleList::GetSharedModule (module_spec, exe_module_sp, module_search_paths_ptr, 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 (module_spec.GetArchitecture().GetArchitectureName()); } if (error.Fail() || !exe_module_sp) { error.SetErrorStringWithFormat ("'%s%s%s' doesn't contain any '%s' platform architectures: %s", exe_file.GetDirectory().AsCString(""), exe_file.GetDirectory() ? "/" : "", exe_file.GetFilename().AsCString(""), GetShortPluginName(), arch_names.GetString().c_str()); } } } return error; }