Rename the source files containing main function so they can be quickly

identified to their owning project.

Add #ifdef to make the ChromeMain function exclude parts depending on the
relevancy of the dll generated.

BUG=1211534

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@241 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 125 insertions, 0 deletions

diff --git a/chrome/app/chrome_exe_main.cc b/chrome/app/chrome_exe_main.cc
new file mode 100644
index 0000000..a28ad16
--- /dev/null
+++ b/chrome/app/chrome_exe_main.cc
@@ -0,0 +1,125 @@
+// Copyright 2008, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include <windows.h>
+#include <tchar.h>
+
+#include "base/at_exit.h"
+#include "base/base_switches.h"
+#include "base/command_line.h"
+#include "base/debug_on_start.h"
+#include "chrome/app/breakpad.h"
+#include "chrome/app/google_update_client.h"
+#include "chrome/app/google_update_settings.h"
+#include "chrome/app/result_codes.h"
+#include "chrome/common/chrome_switches.h"
+#include "sandbox/src/sandbox_factory.h"
+#include "sandbox/src/dep.h"
+
+// When defined, a different dll is loaded depending on the process type.
+// Otherwise, the mighty chrome.dll is loaded.
+//#define USE_SEPARATE_DLLS
+
+int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE prev_instance,
+                      wchar_t* command_line, int show_command) {
+  // The exit manager is in charge of calling the dtors of singletons.
+  base::AtExitManager exit_manager;
+
+  google_update::GoogleUpdateClient client;
+
+  // Note that std::wstring and CommandLine got linked anyway because of
+  // breakpad.
+  CommandLine parsed_command_line;
+  std::wstring process_type =
+    parsed_command_line.GetSwitchValue(switches::kProcessType);
+
+  const wchar_t* dll_name = L"chrome.dll";
+  if (process_type == switches::kPluginProcess) {
+    // Plugin process.
+    // For plugins, we enable ATL7 thunking support because we saw old activex
+    // built with VC2002 in the wild still being used.
+    sandbox::SetCurrentProcessDEP(sandbox::DEP_ENABLED_ATL7_COMPAT);
+#ifdef USE_SEPARATE_DLLS
+    dll_name = L"plugin.dll";
+#endif
+  } else if (process_type == switches::kRendererProcess) {
+    // Renderer process.
+    // For the processes we control, we enforce strong DEP support.
+    sandbox::SetCurrentProcessDEP(sandbox::DEP_ENABLED);
+#ifdef USE_SEPARATE_DLLS
+    dll_name = L"renderer.dll";
+#endif
+  } else {
+    // Browser process.
+    // For the processes we control, we enforce strong DEP support.
+    sandbox::SetCurrentProcessDEP(sandbox::DEP_ENABLED);
+#ifdef USE_SEPARATE_DLLS
+    dll_name = L"browser.dll";
+#endif
+  }
+
+  // TODO(erikkay): Get guid from build macros rather than hardcoding.
+  // TODO(erikkay): verify client.Init() return value for official builds
+  client.Init(L"{8A69D345-D564-463c-AFF1-A69D9E530F96}", dll_name);
+
+  // Initialize the crash reporter.
+  if (GoogleUpdateSettings::GetCollectStatsConsent()) {
+    InitCrashReporter(client.GetDLLPath());
+  } else {
+    InitDefaultCrashCallback();
+  }
+
+  bool exit_now = false;
+  if (ShowRestartDialogIfCrashed(&exit_now)) {
+    // We have restarted because of a previous crash. The user might
+    // decide that he does not want to continue.
+    if (exit_now)
+      return ResultCodes::NORMAL_EXIT;
+  }
+
+  // Get the interface pointer to the BrokerServices or TargetServices,
+  // depending who we are.
+  sandbox::SandboxInterfaceInfo sandbox_info = {0};
+  sandbox_info.broker_services = sandbox::SandboxFactory::GetBrokerServices();
+  if (!sandbox_info.broker_services)
+    sandbox_info.target_services = sandbox::SandboxFactory::GetTargetServices();
+
+  // HACK. We need to tell chrome.dll the address of the interface. We are
+  // passing it in prev_instance because this is never used. In the future we
+  // need to modify Google Update to add a new parameter to the Launch command.
+  prev_instance = reinterpret_cast<HINSTANCE>(&sandbox_info);
+
+  int ret = 0;
+  if (client.Launch(instance, prev_instance, command_line, show_command,
+      "ChromeMain", &ret)) {
+    return ret;
+  }
+
+  return ResultCodes::GOOGLE_UPDATE_LAUNCH_FAILED;
+}