src/chrome/utility/chrome_content_utility_client.h

   1 // Copyright (c) 2012 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_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_
   6 #define CHROME_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_
   7
   8 #include <set>
   9 #include <string>
  10 #include <vector>
  11
  12 #include "base/compiler_specific.h"
  13 #include "base/memory/scoped_vector.h"
  14 #include "content/public/utility/content_utility_client.h"
  15 #include "ipc/ipc_platform_file.h"
  16
  17 namespace base {
  18 class FilePath;
  19 struct FileDescriptor;
  20 }
  21
  22 class UtilityMessageHandler;
  23
  24 class ChromeContentUtilityClient : public content::ContentUtilityClient {
  25  public:
  26   ChromeContentUtilityClient();
  27   virtual ~ChromeContentUtilityClient();
  28
  29   virtual void UtilityThreadStarted() OVERRIDE;
  30   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  31
  32   static void PreSandboxStartup();
  33
  34   // Shared with extensions::ExtensionsHandler.
  35   static void DecodeImage(const std::vector<unsigned char>& encoded_data);
  36
  37  private:
  38   // IPC message handlers.
  39   void OnUnpackWebResource(const std::string& resource_data);
  40   void OnDecodeImage(const std::vector<unsigned char>& encoded_data);
  41   void OnRobustJPEGDecodeImage(
  42       const std::vector<unsigned char>& encoded_data);
  43
  44 #if defined(OS_CHROMEOS)
  45   void OnCreateZipFile(const base::FilePath& src_dir,
  46                        const std::vector<base::FilePath>& src_relative_paths,
  47                        const base::FileDescriptor& dest_fd);
  48 #endif  // defined(OS_CHROMEOS)
  49
  50   void OnPatchFileBsdiff(const base::FilePath& input_file,
  51                          const base::FilePath& patch_file,
  52                          const base::FilePath& output_file);
  53   void OnPatchFileCourgette(const base::FilePath& input_file,
  54                             const base::FilePath& patch_file,
  55                             const base::FilePath& output_file);
  56   void OnStartupPing();
  57 #if defined(FULL_SAFE_BROWSING)
  58   void OnAnalyzeZipFileForDownloadProtection(
  59       const IPC::PlatformFileForTransit& zip_file);
  60 #endif
  61 #if defined(ENABLE_EXTENSIONS)
  62   void OnParseMediaMetadata(const std::string& mime_type,
  63                             int64 total_size,
  64                             bool get_attached_images);
  65 #endif
  66
  67   typedef ScopedVector<UtilityMessageHandler> Handlers;
  68   Handlers handlers_;
  69
  70   // Flag to enable whitelisting.
  71   bool filter_messages_;
  72   // A list of message_ids to filter.
  73   std::set<int> message_id_whitelist_;
  74
  75   DISALLOW_COPY_AND_ASSIGN(ChromeContentUtilityClient);
  76 };
  77
  78 #endif  // CHROME_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_