Launches a privileged utility process.

base/process/launch_win.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/process/launch.h"
 
 #include <fcntl.h>
 #include <io.h>
 #include <windows.h>
 #include <userenv.h>
 #include <psapi.h>
+#include <Shellapi.h>
 
 #include <ios>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/debug/stack_trace.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 166 matching lines @@
 
   return true;
 }
 
 bool LaunchProcess(const CommandLine& cmdline,
                    const LaunchOptions& options,
                    ProcessHandle* process_handle) {
   return LaunchProcess(cmdline.GetCommandLineString(), options, process_handle);
 }
 
+bool LaunchElevatedProcess(const CommandLine& cmdline,
+                           const LaunchOptions& options,
+                           ProcessHandle* process_handle) {
+  const std::wstring file = cmdline.GetProgram().value();

[Nico, 2014/02/05 05:38:11]

No wstrings in new code, use string16.

[Drew Haven, 2014/02/05 20:13:22]

Done.

+  const std::wstring arguments = cmdline.GetArgumentsString();
+
+  SHELLEXECUTEINFO shex_info = {0};
+  shex_info.cbSize = sizeof(shex_info);
+  shex_info.fMask = SEE_MASK_NOCLOSEPROCESS;
+  shex_info.hwnd = GetActiveWindow();
+  shex_info.lpVerb = L"runas";
+  shex_info.lpFile = file.c_str();
+  shex_info.lpParameters = arguments.c_str();
+  shex_info.lpDirectory = NULL;
+  shex_info.nShow = options.start_hidden ? SW_HIDE : SW_SHOW;
+  shex_info.hInstApp = NULL;
+
+  if (!ShellExecuteEx(&shex_info)) {
+    DPLOG(ERROR);
+    return false;
+  }
+
+  if (options.wait)
+    WaitForSingleObject(shex_info.hProcess, INFINITE);
+
+  // If the caller wants the process handle give it to them, otherwise just
+  // close it.  Closing it does not terminate the process.
+  if (process_handle)
+    *process_handle = shex_info.hProcess;
+  else
+    CloseHandle(shex_info.hProcess);
+
+  return true;
+}
+
 bool SetJobObjectLimitFlags(HANDLE job_object, DWORD limit_flags) {
   JOBOBJECT_EXTENDED_LIMIT_INFORMATION limit_info = {0};
   limit_info.BasicLimitInformation.LimitFlags = limit_flags;
   return 0 != SetInformationJobObject(
       job_object,
       JobObjectExtendedLimitInformation,
       &limit_info,
       sizeof(limit_info));
 }
 
@@ skipping 65 matching lines @@
   WaitForSingleObject(proc_info.process_handle(), INFINITE);
 
   return true;
 }
 
 void RaiseProcessToHighPriority() {
   SetPriorityClass(GetCurrentProcess(), HIGH_PRIORITY_CLASS);
 }
 
 }  // namespace base