components/nacl/browser/nacl_file_host.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 COMPONENTS_NACL_BROWSER_NACL_FILE_HOST_H_
   6 #define COMPONENTS_NACL_BROWSER_NACL_FILE_HOST_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/ref_counted.h"
  11
  12 class GURL;
  13
  14 namespace base {
  15 class FilePath;
  16 }
  17
  18 namespace IPC {
  19 class Message;
  20 }
  21
  22 namespace nacl {
  23 class NaClHostMessageFilter;
  24 }
  25
  26 // Opens NaCl Files in the Browser process, on behalf of the NaCl plugin.
  27
  28 namespace nacl_file_host {
  29
  30 // Open a PNaCl file (readonly) on behalf of the NaCl plugin.
  31 // If it is executable, registers the executable for validation caching.
  32 // Otherwise, just opens the file read-only.
  33 void GetReadonlyPnaclFd(
  34     scoped_refptr<nacl::NaClHostMessageFilter> nacl_host_message_filter,
  35     const std::string& filename,
  36     bool is_executable,
  37     IPC::Message* reply_msg);
  38
  39 // Return true if the filename requested is valid for opening.
  40 // Sets file_to_open to the base::FilePath which we will attempt to open.
  41 bool PnaclCanOpenFile(const std::string& filename,
  42                       base::FilePath* file_to_open);
  43
  44 // Opens a NaCl executable file for reading and executing.
  45 void OpenNaClExecutable(
  46     scoped_refptr<nacl::NaClHostMessageFilter> nacl_host_message_filter,
  47     int render_view_id,
  48     const GURL& file_url,
  49     bool enable_validation_caching,
  50     IPC::Message* reply_msg);
  51
  52 }  // namespace nacl_file_host
  53
  54 #endif  // COMPONENTS_NACL_BROWSER_NACL_FILE_HOST_H_