15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef PPAPI_PROXY_PLUGIN_ARRAY_BUFFER_VAR_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define PPAPI_PROXY_PLUGIN_ARRAY_BUFFER_VAR_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <vector> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/memory/scoped_ptr.h" 129ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch#include "base/memory/shared_memory.h" 132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ppapi/c/pp_instance.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/c/pp_stdint.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/shared_impl/var.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ppapi { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Represents a plugin-side ArrayBufferVar. In the plugin process, it's 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// owned as a vector. 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class PluginArrayBufferVar : public ArrayBufferVar { 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit PluginArrayBufferVar(uint32 size_in_bytes); 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) PluginArrayBufferVar(uint32 size_in_bytes, 252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::SharedMemoryHandle plugin_handle); 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~PluginArrayBufferVar(); 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ArrayBufferVar implementation. 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void* Map() OVERRIDE; 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void Unmap() OVERRIDE; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual uint32 ByteLength() OVERRIDE; 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual bool CopyToNewShmem( 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) PP_Instance instance, 342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int* host_handle, 352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::SharedMemoryHandle* plugin_handle) OVERRIDE; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Non-shared memory 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::vector<uint8> buffer_; 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Shared memory 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::SharedMemoryHandle plugin_handle_; 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_ptr<base::SharedMemory> shmem_; 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) uint32 size_in_bytes_; 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(PluginArrayBufferVar); 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ppapi 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // PPAPI_PROXY_PLUGIN_ARRAY_BUFFER_VAR_H_ 52