1// Copyright 2013 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CHROME_BROWSER_APPS_APP_SHIM_APP_SHIM_HOST_MANAGER_MAC_H_ 6#define CHROME_BROWSER_APPS_APP_SHIM_APP_SHIM_HOST_MANAGER_MAC_H_ 7 8#include "base/memory/ref_counted.h" 9#include "chrome/browser/apps/app_shim/extension_app_shim_handler_mac.h" 10#include "chrome/browser/apps/app_shim/unix_domain_socket_acceptor.h" 11#include "content/public/browser/browser_thread.h" 12 13namespace base { 14class FilePath; 15} 16 17namespace test { 18class AppShimHostManagerTestApi; 19} 20 21// The AppShimHostManager receives connections from app shims on a UNIX 22// socket (|acceptor_|) and creates a helper object to manage the connection. 23class AppShimHostManager : public apps::UnixDomainSocketAcceptor::Delegate, 24 public base::RefCountedThreadSafe< 25 AppShimHostManager, 26 content::BrowserThread::DeleteOnUIThread> { 27 public: 28 AppShimHostManager(); 29 30 // Init passes this AppShimHostManager to PostTask which requires it to have 31 // a non-zero refcount. Therefore, Init cannot be called in the constructor 32 // since the refcount is zero at that point. 33 void Init(); 34 35 apps::ExtensionAppShimHandler* extension_app_shim_handler() { 36 return &extension_app_shim_handler_; 37 } 38 39 private: 40 friend class base::RefCountedThreadSafe<AppShimHostManager>; 41 friend struct content::BrowserThread::DeleteOnThread< 42 content::BrowserThread::UI>; 43 friend class base::DeleteHelper<AppShimHostManager>; 44 friend class test::AppShimHostManagerTestApi; 45 virtual ~AppShimHostManager(); 46 47 // UnixDomainSocketAcceptor::Delegate implementation. 48 virtual void OnClientConnected(const IPC::ChannelHandle& handle) OVERRIDE; 49 virtual void OnListenError() OVERRIDE; 50 51 // The |acceptor_| must be created on a thread which allows blocking I/O, so 52 // part of the initialization of this class must be carried out on the file 53 // thread. 54 void InitOnFileThread(); 55 56 // Called on the IO thread to begin listening for connections from app shims. 57 void ListenOnIOThread(); 58 59 // The AppShimHostManager is only initialized if the Chrome process 60 // successfully took the singleton lock. This prevents subsequent processes 61 // from deleting existing app shim socket files. 62 bool did_init_; 63 64 base::FilePath directory_in_tmp_; 65 66 scoped_ptr<apps::UnixDomainSocketAcceptor> acceptor_; 67 68 apps::ExtensionAppShimHandler extension_app_shim_handler_; 69 70 DISALLOW_COPY_AND_ASSIGN(AppShimHostManager); 71}; 72 73#endif // CHROME_BROWSER_APPS_APP_SHIM_APP_SHIM_HOST_MANAGER_MAC_H_ 74