diff options
Diffstat (limited to 'source/Plugins/DynamicLoader/Static/DynamicLoaderStatic.cpp')
| -rw-r--r-- | source/Plugins/DynamicLoader/Static/DynamicLoaderStatic.cpp | 230 |
1 files changed, 94 insertions, 136 deletions
diff --git a/source/Plugins/DynamicLoader/Static/DynamicLoaderStatic.cpp b/source/Plugins/DynamicLoader/Static/DynamicLoaderStatic.cpp index daa21adf3a95..04f1f3390570 100644 --- a/source/Plugins/DynamicLoader/Static/DynamicLoaderStatic.cpp +++ b/source/Plugins/DynamicLoader/Static/DynamicLoaderStatic.cpp @@ -23,50 +23,42 @@ using namespace lldb_private; // the plugin info class that gets handed out by the plugin factory and // allows the lldb to instantiate an instance of this class. //---------------------------------------------------------------------- -DynamicLoader * -DynamicLoaderStatic::CreateInstance (Process* process, bool force) -{ - bool create = force; - if (!create) - { - const llvm::Triple &triple_ref = process->GetTarget().GetArchitecture().GetTriple(); - const llvm::Triple::OSType os_type = triple_ref.getOS(); - if ((os_type == llvm::Triple::UnknownOS)) - create = true; +DynamicLoader *DynamicLoaderStatic::CreateInstance(Process *process, + bool force) { + bool create = force; + if (!create) { + const llvm::Triple &triple_ref = + process->GetTarget().GetArchitecture().GetTriple(); + const llvm::Triple::OSType os_type = triple_ref.getOS(); + if ((os_type == llvm::Triple::UnknownOS)) + create = true; + } + + if (!create) { + Module *exe_module = process->GetTarget().GetExecutableModulePointer(); + if (exe_module) { + ObjectFile *object_file = exe_module->GetObjectFile(); + if (object_file) { + create = (object_file->GetStrata() == ObjectFile::eStrataRawImage); + } } - - if (!create) - { - Module *exe_module = process->GetTarget().GetExecutableModulePointer(); - if (exe_module) - { - ObjectFile *object_file = exe_module->GetObjectFile(); - if (object_file) - { - create = (object_file->GetStrata() == ObjectFile::eStrataRawImage); - } - } - } - - if (create) - return new DynamicLoaderStatic (process); - return NULL; + } + + if (create) + return new DynamicLoaderStatic(process); + return NULL; } //---------------------------------------------------------------------- // Constructor //---------------------------------------------------------------------- -DynamicLoaderStatic::DynamicLoaderStatic (Process* process) : - DynamicLoader(process) -{ -} +DynamicLoaderStatic::DynamicLoaderStatic(Process *process) + : DynamicLoader(process) {} //---------------------------------------------------------------------- // Destructor //---------------------------------------------------------------------- -DynamicLoaderStatic::~DynamicLoaderStatic() -{ -} +DynamicLoaderStatic::~DynamicLoaderStatic() {} //------------------------------------------------------------------ /// Called after attaching a process. @@ -74,11 +66,7 @@ DynamicLoaderStatic::~DynamicLoaderStatic() /// Allow DynamicLoader plug-ins to execute some code after /// attaching to a process. //------------------------------------------------------------------ -void -DynamicLoaderStatic::DidAttach () -{ - LoadAllImagesAtFileAddresses(); -} +void DynamicLoaderStatic::DidAttach() { LoadAllImagesAtFileAddresses(); } //------------------------------------------------------------------ /// Called after attaching a process. @@ -86,124 +74,94 @@ DynamicLoaderStatic::DidAttach () /// Allow DynamicLoader plug-ins to execute some code after /// attaching to a process. //------------------------------------------------------------------ -void -DynamicLoaderStatic::DidLaunch () -{ - LoadAllImagesAtFileAddresses(); -} - -void -DynamicLoaderStatic::LoadAllImagesAtFileAddresses () -{ - const ModuleList &module_list = m_process->GetTarget().GetImages(); - - ModuleList loaded_module_list; - - // Disable JIT for static dynamic loader targets - m_process->SetCanJIT(false); - - std::lock_guard<std::recursive_mutex> guard(module_list.GetMutex()); - - const size_t num_modules = module_list.GetSize(); - for (uint32_t idx = 0; idx < num_modules; ++idx) - { - ModuleSP module_sp (module_list.GetModuleAtIndexUnlocked (idx)); - if (module_sp) - { - bool changed = false; - ObjectFile *image_object_file = module_sp->GetObjectFile(); - if (image_object_file) - { - SectionList *section_list = image_object_file->GetSectionList (); - if (section_list) - { - // All sections listed in the dyld image info structure will all - // either be fixed up already, or they will all be off by a single - // slide amount that is determined by finding the first segment - // that is at file offset zero which also has bytes (a file size - // that is greater than zero) in the object file. - - // Determine the slide amount (if any) - const size_t num_sections = section_list->GetSize(); - size_t sect_idx = 0; - for (sect_idx = 0; sect_idx < num_sections; ++sect_idx) - { - // Iterate through the object file sections to find the - // first section that starts of file offset zero and that - // has bytes in the file... - SectionSP section_sp (section_list->GetSectionAtIndex (sect_idx)); - if (section_sp) - { - if (m_process->GetTarget().SetSectionLoadAddress (section_sp, section_sp->GetFileAddress())) - changed = true; - } - } - } +void DynamicLoaderStatic::DidLaunch() { LoadAllImagesAtFileAddresses(); } + +void DynamicLoaderStatic::LoadAllImagesAtFileAddresses() { + const ModuleList &module_list = m_process->GetTarget().GetImages(); + + ModuleList loaded_module_list; + + // Disable JIT for static dynamic loader targets + m_process->SetCanJIT(false); + + std::lock_guard<std::recursive_mutex> guard(module_list.GetMutex()); + + const size_t num_modules = module_list.GetSize(); + for (uint32_t idx = 0; idx < num_modules; ++idx) { + ModuleSP module_sp(module_list.GetModuleAtIndexUnlocked(idx)); + if (module_sp) { + bool changed = false; + ObjectFile *image_object_file = module_sp->GetObjectFile(); + if (image_object_file) { + SectionList *section_list = image_object_file->GetSectionList(); + if (section_list) { + // All sections listed in the dyld image info structure will all + // either be fixed up already, or they will all be off by a single + // slide amount that is determined by finding the first segment + // that is at file offset zero which also has bytes (a file size + // that is greater than zero) in the object file. + + // Determine the slide amount (if any) + const size_t num_sections = section_list->GetSize(); + size_t sect_idx = 0; + for (sect_idx = 0; sect_idx < num_sections; ++sect_idx) { + // Iterate through the object file sections to find the + // first section that starts of file offset zero and that + // has bytes in the file... + SectionSP section_sp(section_list->GetSectionAtIndex(sect_idx)); + if (section_sp) { + if (m_process->GetTarget().SetSectionLoadAddress( + section_sp, section_sp->GetFileAddress())) + changed = true; } - - if (changed) - loaded_module_list.AppendIfNeeded (module_sp); + } } + } + + if (changed) + loaded_module_list.AppendIfNeeded(module_sp); } + } - m_process->GetTarget().ModulesDidLoad (loaded_module_list); + m_process->GetTarget().ModulesDidLoad(loaded_module_list); } ThreadPlanSP -DynamicLoaderStatic::GetStepThroughTrampolinePlan (Thread &thread, bool stop_others) -{ - return ThreadPlanSP(); +DynamicLoaderStatic::GetStepThroughTrampolinePlan(Thread &thread, + bool stop_others) { + return ThreadPlanSP(); } -Error -DynamicLoaderStatic::CanLoadImage () -{ - Error error; - error.SetErrorString ("can't load images on with a static debug session"); - return error; +Error DynamicLoaderStatic::CanLoadImage() { + Error error; + error.SetErrorString("can't load images on with a static debug session"); + return error; } -void -DynamicLoaderStatic::Initialize() -{ - PluginManager::RegisterPlugin (GetPluginNameStatic(), - GetPluginDescriptionStatic(), - CreateInstance); +void DynamicLoaderStatic::Initialize() { + PluginManager::RegisterPlugin(GetPluginNameStatic(), + GetPluginDescriptionStatic(), CreateInstance); } -void -DynamicLoaderStatic::Terminate() -{ - PluginManager::UnregisterPlugin (CreateInstance); +void DynamicLoaderStatic::Terminate() { + PluginManager::UnregisterPlugin(CreateInstance); } - -lldb_private::ConstString -DynamicLoaderStatic::GetPluginNameStatic() -{ - static ConstString g_name("static"); - return g_name; +lldb_private::ConstString DynamicLoaderStatic::GetPluginNameStatic() { + static ConstString g_name("static"); + return g_name; } -const char * -DynamicLoaderStatic::GetPluginDescriptionStatic() -{ - return "Dynamic loader plug-in that will load any images at the static addresses contained in each image."; +const char *DynamicLoaderStatic::GetPluginDescriptionStatic() { + return "Dynamic loader plug-in that will load any images at the static " + "addresses contained in each image."; } - //------------------------------------------------------------------ // PluginInterface protocol //------------------------------------------------------------------ -lldb_private::ConstString -DynamicLoaderStatic::GetPluginName() -{ - return GetPluginNameStatic(); -} - -uint32_t -DynamicLoaderStatic::GetPluginVersion() -{ - return 1; +lldb_private::ConstString DynamicLoaderStatic::GetPluginName() { + return GetPluginNameStatic(); } +uint32_t DynamicLoaderStatic::GetPluginVersion() { return 1; } |