diff options
Diffstat (limited to 'lldb/source/Plugins/Platform/Linux/PlatformLinux.cpp')
| -rw-r--r-- | lldb/source/Plugins/Platform/Linux/PlatformLinux.cpp | 397 |
1 files changed, 0 insertions, 397 deletions
diff --git a/lldb/source/Plugins/Platform/Linux/PlatformLinux.cpp b/lldb/source/Plugins/Platform/Linux/PlatformLinux.cpp deleted file mode 100644 index c1dc25de2774..000000000000 --- a/lldb/source/Plugins/Platform/Linux/PlatformLinux.cpp +++ /dev/null @@ -1,397 +0,0 @@ -//===-- PlatformLinux.cpp ---------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "PlatformLinux.h" - -// C Includes -#include <stdio.h> -#include <sys/utsname.h> - -// C++ Includes -// Other libraries and framework includes -// Project includes -#include "lldb/Core/Error.h" -#include "lldb/Core/Debugger.h" -#include "lldb/Core/Module.h" -#include "lldb/Core/ModuleList.h" -#include "lldb/Core/PluginManager.h" -#include "lldb/Core/StreamString.h" -#include "lldb/Host/FileSpec.h" -#include "lldb/Host/Host.h" -#include "lldb/Target/Target.h" -#include "lldb/Target/Process.h" - -using namespace lldb; -using namespace lldb_private; - -static uint32_t g_initialize_count = 0; - -Platform * -PlatformLinux::CreateInstance (bool force, const ArchSpec *arch) -{ - bool create = force; - if (create == false && arch && arch->IsValid()) - { - const llvm::Triple &triple = arch->GetTriple(); - const llvm::Triple::OSType os = triple.getOS(); - if (os == llvm::Triple::Linux) - create = true; - } - if (create) - return new PlatformLinux(true); - return NULL; -} - -const char * -PlatformLinux::GetPluginNameStatic() -{ - return "plugin.platform.linux"; -} - -const char * -PlatformLinux::GetShortPluginNameStatic (bool is_host) -{ - if (is_host) - return Platform::GetHostPlatformName (); - else - return "remote-linux"; -} - -const char * -PlatformLinux::GetPluginDescriptionStatic (bool is_host) -{ - if (is_host) - return "Local Linux user platform plug-in."; - else - return "Remote Linux user platform plug-in."; -} - -void -PlatformLinux::Initialize () -{ - if (g_initialize_count++ == 0) - { -#if defined(__linux__) - PlatformSP default_platform_sp (new PlatformLinux(true)); - default_platform_sp->SetSystemArchitecture (Host::GetArchitecture()); - Platform::SetDefaultPlatform (default_platform_sp); -#endif - PluginManager::RegisterPlugin(PlatformLinux::GetShortPluginNameStatic(false), - PlatformLinux::GetPluginDescriptionStatic(false), - PlatformLinux::CreateInstance); - } -} - -void -PlatformLinux::Terminate () -{ - if (g_initialize_count > 0) - { - if (--g_initialize_count == 0) - { - PluginManager::UnregisterPlugin (PlatformLinux::CreateInstance); - } - } -} - -Error -PlatformLinux::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 location 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 (); - - 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, - NULL); - } - else - { - // We may connect to a process and use the provided executable (Don't use local $PATH). - - 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.", exe_path); - } - } - - if (error.Success()) - { - 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->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, - 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 (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; -} - -Error -PlatformLinux::GetFile (const FileSpec &platform_file, - const UUID *uuid_ptr, FileSpec &local_file) -{ - if (IsRemote()) - { - if (m_remote_platform_sp) - return m_remote_platform_sp->GetFile (platform_file, uuid_ptr, local_file); - } - - // Default to the local case - local_file = platform_file; - return Error(); -} - - -//------------------------------------------------------------------ -/// Default Constructor -//------------------------------------------------------------------ -PlatformLinux::PlatformLinux (bool is_host) : - Platform(is_host), // This is the local host platform - m_remote_platform_sp () -{ -} - -//------------------------------------------------------------------ -/// Destructor. -/// -/// The destructor is virtual since this class is designed to be -/// inherited from by the plug-in instance. -//------------------------------------------------------------------ -PlatformLinux::~PlatformLinux() -{ -} - -bool -PlatformLinux::GetProcessInfo (lldb::pid_t pid, ProcessInstanceInfo &process_info) -{ - bool success = false; - if (IsHost()) - { - success = Platform::GetProcessInfo (pid, process_info); - } - else - { - if (m_remote_platform_sp) - success = m_remote_platform_sp->GetProcessInfo (pid, process_info); - } - return success; -} - -bool -PlatformLinux::GetSupportedArchitectureAtIndex (uint32_t idx, ArchSpec &arch) -{ - if (idx == 0) - { - arch = Host::GetArchitecture (Host::eSystemDefaultArchitecture); - return arch.IsValid(); - } - return false; -} - -void -PlatformLinux::GetStatus (Stream &strm) -{ - struct utsname un; - - if (uname(&un)) { - strm << "Linux"; - return; - } - - strm << un.sysname << ' ' << un.release << ' ' << un.version << '\n'; -} - -size_t -PlatformLinux::GetSoftwareBreakpointTrapOpcode (Target &target, - BreakpointSite *bp_site) -{ - ArchSpec arch = target.GetArchitecture(); - const uint8_t *trap_opcode = NULL; - size_t trap_opcode_size = 0; - - switch (arch.GetCore()) - { - default: - assert(false && "CPU type not supported!"); - break; - - case ArchSpec::eCore_x86_32_i386: - case ArchSpec::eCore_x86_64_x86_64: - { - static const uint8_t g_i386_breakpoint_opcode[] = { 0xCC }; - trap_opcode = g_i386_breakpoint_opcode; - trap_opcode_size = sizeof(g_i386_breakpoint_opcode); - } - break; - } - - if (bp_site->SetTrapOpcode(trap_opcode, trap_opcode_size)) - return trap_opcode_size; - return 0; -} - -Error -PlatformLinux::LaunchProcess (ProcessLaunchInfo &launch_info) -{ - Error error; - - if (IsHost()) - { - if (launch_info.GetFlags().Test (eLaunchFlagLaunchInShell)) - { - const bool is_localhost = true; - const bool will_debug = launch_info.GetFlags().Test(eLaunchFlagDebug); - const bool first_arg_is_full_shell_command = false; - if (!launch_info.ConvertArgumentsForLaunchingInShell (error, - is_localhost, - will_debug, - first_arg_is_full_shell_command)) - return error; - } - error = Platform::LaunchProcess (launch_info); - } - else - { - error.SetErrorString ("the platform is not currently connected"); - } - return error; -} - -lldb::ProcessSP -PlatformLinux::Attach(ProcessAttachInfo &attach_info, - Debugger &debugger, - Target *target, - Listener &listener, - Error &error) -{ - lldb::ProcessSP process_sp; - if (IsHost()) - { - if (target == NULL) - { - TargetSP new_target_sp; - FileSpec emptyFileSpec; - ArchSpec emptyArchSpec; - - error = debugger.GetTargetList().CreateTarget (debugger, - emptyFileSpec, - emptyArchSpec, - false, - m_remote_platform_sp, - new_target_sp); - target = new_target_sp.get(); - } - else - error.Clear(); - - if (target && error.Success()) - { - debugger.GetTargetList().SetSelectedTarget(target); - - process_sp = target->CreateProcess (listener, - attach_info.GetProcessPluginName(), - NULL); - - if (process_sp) - error = process_sp->Attach (attach_info); - } - } - else - { - if (m_remote_platform_sp) - process_sp = m_remote_platform_sp->Attach (attach_info, debugger, target, listener, error); - else - error.SetErrorString ("the platform is not currently connected"); - } - return process_sp; -} |