ppapi/api/private/ppp_pexe_stream_handler.idl

   1 /* Copyright 2014 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
   6 /* This file contains NaCl private interfaces. This interface is not versioned
   7  * and is for internal Chrome use. It may change without notice. */
   8
   9 #inline c
  10 #include "ppapi/c/private/pp_file_handle.h"
  11 #endinl
  12
  13 label Chrome {
  14   M25 = 1.0
  15 };
  16
  17 interface PPP_PexeStreamHandler {
  18   /**
  19    * Invoked as a result of a cache hit for a translated pexe.
  20    */
  21   void DidCacheHit([inout] mem_t user_data,
  22                    [in] PP_FileHandle nexe_file_handle);
  23
  24   /**
  25    * Invoked as a result of a cache miss for a translated pexe.
  26    * Provides the expected length of the pexe, as read from HTTP headers.
  27    */
  28   void DidCacheMiss([inout] mem_t user_data,
  29                     [in] int64_t expected_total_length,
  30                     [in] PP_FileHandle temp_nexe_file);
  31
  32   /**
  33    * Invoked when a block of data has been downloaded.
  34    * Only invoked after DidCacheMiss().
  35    */
  36   void DidStreamData([inout] mem_t user_data,
  37                      [in] mem_t data,
  38                      [in] int32_t length);
  39
  40   /**
  41    * Invoked when the stream has finished downloading, regardless of whether it
  42    * succeeded. Not invoked if DidCacheHit() was called.
  43    */
  44   void DidFinishStream([inout] mem_t user_data,
  45                        [in] int32_t pp_error);
  46 };