Launches a privileged utility process.

content/browser/child_process_launcher.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 "content/browser/child_process_launcher.h"
 
 #include <utility>  // For std::pair.
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 50 matching lines @@
 #endif
         {
 #if defined(OS_POSIX)
           terminate_child_on_shutdown_ = !CommandLine::ForCurrentProcess()->
               HasSwitch(switches::kChildCleanExit);
 #else
           terminate_child_on_shutdown_ = true;
 #endif
   }
 
+#if defined(OS_WIN)
+  void Launch(
+      SandboxedProcessLauncherDelegate* delegate,
+      CommandLine* cmd_line,
+      int child_process_id,
+      Client* client) {
+    Launch(delegate, false, cmd_line, child_process_id, client);
+  }
+#endif
+
   void Launch(
 #if defined(OS_WIN)
       SandboxedProcessLauncherDelegate* delegate,
+      bool run_elevated,
 #elif defined(OS_ANDROID)
       int ipcfd,
 #elif defined(OS_POSIX)
       bool use_zygote,
       const base::EnvironmentMap& environ,
       int ipcfd,
 #endif
       CommandLine* cmd_line,
       int child_process_id,
       Client* client) {
     client_ = client;
 
     CHECK(BrowserThread::GetCurrentThreadIdentifier(&client_thread_id_));
 
 #if defined(OS_ANDROID)
     // We need to close the client end of the IPC channel to reliably detect
     // child termination. We will close this fd after we create the child
     // process which is asynchronous on Android.
     ipcfd_ = ipcfd;
 #endif
     BrowserThread::PostTask(
         BrowserThread::PROCESS_LAUNCHER, FROM_HERE,
         base::Bind(
             &Context::LaunchInternal,
             make_scoped_refptr(this),
             client_thread_id_,
             child_process_id,
 #if defined(OS_WIN)
             delegate,
+            run_elevated,
 #elif defined(OS_ANDROID)
             ipcfd,
 #elif defined(OS_POSIX)
             use_zygote,
             environ,
             ipcfd,
 #endif
             cmd_line));
   }
 
@@ skipping 63 matching lines @@
     }
   }
 
   static void LaunchInternal(
       // |this_object| is NOT thread safe. Only use it to post a task back.
       scoped_refptr<Context> this_object,
       BrowserThread::ID client_thread_id,
       int child_process_id,
 #if defined(OS_WIN)
       SandboxedProcessLauncherDelegate* delegate,
+      bool run_elevated,
 #elif defined(OS_ANDROID)
       int ipcfd,
 #elif defined(OS_POSIX)
       bool use_zygote,
       const base::EnvironmentMap& env,
       int ipcfd,
 #endif
       CommandLine* cmd_line) {
     scoped_ptr<CommandLine> cmd_line_deleter(cmd_line);
     base::TimeTicks begin_launch_time = base::TimeTicks::Now();
 
+
 #if defined(OS_WIN)
     scoped_ptr<SandboxedProcessLauncherDelegate> delegate_deleter(delegate);
-    base::ProcessHandle handle = StartSandboxedProcess(delegate, cmd_line);
+    base::ProcessHandle handle;
+    if (run_elevated) {
+      base::LaunchOptions options;
+      options.run_elevated = run_elevated;
+      base::LaunchProcess(*cmd_line, options, &handle);
+    } else {
+      handle = StartSandboxedProcess(delegate, cmd_line);
+    }
 #elif defined(OS_ANDROID)
     // Android WebView runs in single process, ensure that we never get here
     // when running in single process mode.
     CHECK(!cmd_line->HasSwitch(switches::kSingleProcess));
 
     std::string process_type =
         cmd_line->GetSwitchValueASCII(switches::kProcessType);
     std::vector<FileDescriptorInfo> files_to_register;
     files_to_register.push_back(
         FileDescriptorInfo(kPrimaryIPCChannel,
@@ skipping 220 matching lines @@
 #elif defined(OS_POSIX)
       use_zygote,
       environ,
       ipcfd,
 #endif
       cmd_line,
       child_process_id,
       client);
 }
 
+#if defined(OS_WIN)
+ChildProcessLauncher::ChildProcessLauncher(
+    SandboxedProcessLauncherDelegate* delegate,
+    bool run_elevated,
+    CommandLine* cmd_line,
+    int child_process_id,
+    Client* client) {
+  context_ = new Context();
+  context_->Launch(
+      delegate,
+      run_elevated,
+      cmd_line,
+      child_process_id,
+      client);
+}
+#endif
+
 ChildProcessLauncher::~ChildProcessLauncher() {
   context_->ResetClient();
 }
 
 bool ChildProcessLauncher::IsStarting() {
   return context_->starting_;
 }
 
 base::ProcessHandle ChildProcessLauncher::GetHandle() {
   DCHECK(!context_->starting_);
@@ skipping 49 matching lines @@
           GetHandle(), background));
 }
 
 void ChildProcessLauncher::SetTerminateChildOnShutdown(
   bool terminate_on_shutdown) {
   if (context_.get())
     context_->set_terminate_child_on_shutdown(terminate_on_shutdown);
 }
 
 }  // namespace content