Teach LLDB about Windows processes.
This patch creates a simple ProcessWindows process plugin.
The only thing it knows how to do currently is create processes.
Differential Revision: http://reviews.llvm.org/D4681
llvm-svn: 214094
diff --git a/lldb/source/Plugins/Process/Windows/ProcessWindows.cpp b/lldb/source/Plugins/Process/Windows/ProcessWindows.cpp
new file mode 100644
index 0000000..8aeed4b
--- /dev/null
+++ b/lldb/source/Plugins/Process/Windows/ProcessWindows.cpp
@@ -0,0 +1,203 @@
+//===-- ProcessWindows.cpp --------------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// Windows includes
+#include "lldb/Host/windows/windows.h"
+
+// C++ Includes
+// Other libraries and framework includes
+#include "lldb/Core/Module.h"
+#include "lldb/Core/PluginManager.h"
+#include "lldb/Core/State.h"
+#include "lldb/Host/Host.h"
+#include "lldb/Symbol/ObjectFile.h"
+#include "lldb/Target/DynamicLoader.h"
+#include "lldb/Target/Target.h"
+
+#include "ProcessWindows.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+//------------------------------------------------------------------------------
+// Static functions.
+
+ProcessSP
+ProcessWindows::CreateInstance(Target &target, Listener &listener, const FileSpec *)
+{
+ return ProcessSP(new ProcessWindows(target, listener));
+}
+
+void
+ProcessWindows::Initialize()
+{
+ static bool g_initialized = false;
+
+ if (!g_initialized)
+ {
+ g_initialized = true;
+ PluginManager::RegisterPlugin(GetPluginNameStatic(),
+ GetPluginDescriptionStatic(),
+ CreateInstance);
+ }
+}
+
+//------------------------------------------------------------------------------
+// Constructors and destructors.
+
+ProcessWindows::ProcessWindows(Target& target, Listener &listener)
+ : lldb_private::Process(target, listener)
+{
+}
+
+void
+ProcessWindows::Terminate()
+{
+}
+
+lldb_private::ConstString
+ProcessWindows::GetPluginNameStatic()
+{
+ static ConstString g_name("windows");
+ return g_name;
+}
+
+const char *
+ProcessWindows::GetPluginDescriptionStatic()
+{
+ return "Process plugin for Windows";
+}
+
+
+bool
+ProcessWindows::UpdateThreadList(ThreadList &old_thread_list, ThreadList &new_thread_list)
+{
+ new_thread_list = old_thread_list;
+ return new_thread_list.GetSize(false) > 0;
+}
+
+Error
+ProcessWindows::DoLaunch(Module *exe_module,
+ ProcessLaunchInfo &launch_info)
+{
+ std::string executable;
+ std::string commandLine;
+ std::vector<char> environment;
+ STARTUPINFO startupinfo = {0};
+ PROCESS_INFORMATION pi = {0};
+ startupinfo.cb = sizeof(startupinfo);
+
+ executable = launch_info.GetExecutableFile().GetPath();
+ launch_info.GetArguments().GetQuotedCommandString(commandLine);
+ BOOL result = ::CreateProcessA(executable.c_str(),
+ const_cast<char*>(commandLine.c_str()),
+ NULL,
+ NULL,
+ FALSE,
+ CREATE_NEW_CONSOLE,
+ NULL,
+ launch_info.GetWorkingDirectory(),
+ &startupinfo,
+ &pi);
+ Error error;
+ if (!result)
+ error.SetErrorToErrno();
+ return error;
+}
+
+Error
+ProcessWindows::DoResume()
+{
+ Error error;
+ return error;
+}
+
+
+//------------------------------------------------------------------------------
+// ProcessInterface protocol.
+
+lldb_private::ConstString
+ProcessWindows::GetPluginName()
+{
+ return GetPluginNameStatic();
+}
+
+uint32_t
+ProcessWindows::GetPluginVersion()
+{
+ return 1;
+}
+
+void
+ProcessWindows::GetPluginCommandHelp(const char *command, Stream *strm)
+{
+}
+
+Error
+ProcessWindows::ExecutePluginCommand(Args &command, Stream *strm)
+{
+ return Error(1, eErrorTypeGeneric);
+}
+
+Log *
+ProcessWindows::EnablePluginLogging(Stream *strm, Args &command)
+{
+ return NULL;
+}
+
+Error
+ProcessWindows::DoDetach(bool keep_stopped)
+{
+ Error error;
+ error.SetErrorString("Detaching from processes is not currently supported on Windows.");
+ return error;
+}
+
+Error
+ProcessWindows::DoDestroy()
+{
+ Error error;
+ error.SetErrorString("Destroying processes is not currently supported on Windows.");
+ return error;
+}
+
+void
+ProcessWindows::RefreshStateAfterStop()
+{
+}
+
+bool
+ProcessWindows::IsAlive()
+{
+ return false;
+}
+
+size_t
+ProcessWindows::DoReadMemory(lldb::addr_t vm_addr,
+ void *buf,
+ size_t size,
+ Error &error)
+{
+ return 0;
+}
+
+
+bool
+ProcessWindows::CanDebug(Target &target, bool plugin_specified_by_name)
+{
+ if (plugin_specified_by_name)
+ return true;
+
+ // For now we are just making sure the file exists for a given module
+ ModuleSP exe_module_sp(target.GetExecutableModule());
+ if (exe_module_sp.get())
+ return exe_module_sp->GetFileSpec().Exists();
+ return false;
+}
+