ppapi/thunk/ppb_buffer_api.h

   1 // Copyright (c) 2011 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 PPAPI_THUNK_PPB_BUFFER_API_H_
   6 #define PPAPI_THUNK_PPB_BUFFER_API_H_
   7
   8 #include "ppapi/c/pp_bool.h"
   9 #include "ppapi/c/pp_stdint.h"
  10 #include "ppapi/thunk/ppapi_thunk_export.h"
  11
  12 namespace base {
  13 class SharedMemory;
  14 }  // namespace base
  15
  16 namespace ppapi {
  17 namespace thunk {
  18
  19 class PPAPI_THUNK_EXPORT PPB_Buffer_API {
  20  public:
  21   virtual ~PPB_Buffer_API() {}
  22
  23   virtual PP_Bool Describe(uint32_t* size_in_bytes) = 0;
  24   virtual PP_Bool IsMapped() = 0;
  25   virtual void* Map() = 0;
  26   virtual void Unmap() = 0;
  27
  28   // Trusted API
  29   virtual int32_t GetSharedMemory(base::SharedMemory** shm) = 0;
  30 };
  31
  32 }  // namespace thunk
  33 }  // namespace ppapi
  34
  35 #endif  // PPAPI_THUNK_PPB_BUFFER_API_H_