NaCl-Chrome integration - step 1

chrome/renderer/render_process.cc

 // Copyright (c) 2006-2008 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 "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <objidl.h>
 #include <mlang.h>
 #endif
 
 #include "chrome/renderer/render_process.h"
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/file_util.h"
 #include "base/message_loop.h"
 #include "base/histogram.h"
 #include "base/path_service.h"
 #include "base/sys_info.h"
 // TODO(jar): DNS calls should be renderer specific, not including browser.
 #include "chrome/browser/net/dns_global.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/render_messages.h"
+#include "chrome/common/nacl_types.h"
 #include "chrome/common/transport_dib.h"
 #include "chrome/renderer/render_view.h"
 #include "ipc/ipc_channel.h"
 #include "ipc/ipc_message_utils.h"
 #include "media/base/media.h"
+#include "native_client/src/trusted/plugin/nacl_entry_points.h"
 #include "webkit/glue/webkit_glue.h"
 
 //-----------------------------------------------------------------------------
 
 RenderProcess::RenderProcess()
     : ALLOW_THIS_IN_INITIALIZER_LIST(shared_mem_cache_cleaner_(
           base::TimeDelta::FromSeconds(5),
           this, &RenderProcess::ClearTransportDIBCache)),
       sequence_number_(0) {
   in_process_plugins_ = InProcessPlugins();
@@ skipping 30 matching lines @@
   }
 
   if (command_line.HasSwitch(switches::kEnableWatchdog)) {
     // TODO(JAR): Need to implement renderer IO msgloop watchdog.
   }
 
   if (command_line.HasSwitch(switches::kDumpHistogramsOnExit)) {
     StatisticsRecorder::set_dump_on_exit(true);
   }
 
+  if (command_line.HasSwitch(switches::kInternalNaCl))
+    RegisterInternalNaClPlugin(RenderProcess::LaunchNaClProcess);
+
   FilePath module_path;
   initialized_media_library_ =
       PathService::Get(base::DIR_MODULE, &module_path) &&
       media::InitializeMediaLibrary(module_path);
 }
 
 RenderProcess::~RenderProcess() {
   // TODO(port)
   // Try and limit what we pull in for our non-Win unit test bundle
 #ifndef NDEBUG
@@ skipping 12 matching lines @@
   // implementation only allows one UI loop per process.
   if (command_line.HasSwitch(switches::kInProcessPlugins))
     NOTIMPLEMENTED() << ": in process plugins not supported on Linux";
   return command_line.HasSwitch(switches::kInProcessPlugins);
 #else
   return command_line.HasSwitch(switches::kInProcessPlugins) ||
          command_line.HasSwitch(switches::kSingleProcess);
 #endif
 }
 
+bool RenderProcess::LaunchNaClProcess(int imc_fd,
+                                      nacl::Handle* handle) {
+  // TODO(gregoryd): nacl::FileDescriptor will be soon merged with
+  // base::FileDescriptor
+  nacl::FileDescriptor descriptor;
+  if (!RenderThread::current()->Send(
+      new ViewHostMsg_LaunchNaCl(imc_fd, &descriptor))) {
+    return false;
+  }
+  *handle = NATIVE_HANDLE(descriptor);
+  return true;
+}
+
 // -----------------------------------------------------------------------------
 // Platform specific code for dealing with bitmap transport...
 
 TransportDIB* RenderProcess::CreateTransportDIB(size_t size) {
 #if defined(OS_WIN) || defined(OS_LINUX)
   // Windows and Linux create transport DIBs inside the renderer
   return TransportDIB::Create(size, sequence_number_++);
 #elif defined(OS_MACOSX)  // defined(OS_WIN) || defined(OS_LINUX)
   // Mac creates transport DIBs in the browser, so we need to do a sync IPC to
   // get one.
@@ skipping 114 matching lines @@
 }
 
 void RenderProcess::ClearTransportDIBCache() {
   for (size_t i = 0; i < arraysize(shared_mem_cache_); ++i) {
     if (shared_mem_cache_[i]) {
       FreeTransportDIB(shared_mem_cache_[i]);
       shared_mem_cache_[i] = NULL;
     }
   }
 }