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)#include "ppapi/proxy/host_var_serialization_rules.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/shared_impl/ppapi_globals.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/shared_impl/var_tracker.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using ppapi::PpapiGlobals; 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using ppapi::VarTracker; 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ppapi { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace proxy { 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)HostVarSerializationRules::HostVarSerializationRules() { 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)HostVarSerializationRules::~HostVarSerializationRules() { 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PP_Var HostVarSerializationRules::SendCallerOwned(const PP_Var& var) { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return var; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PP_Var HostVarSerializationRules::BeginReceiveCallerOwned(const PP_Var& var) { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return var; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void HostVarSerializationRules::EndReceiveCallerOwned(const PP_Var& var) { 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (var.type != PP_VARTYPE_OBJECT && var.type >= PP_VARTYPE_STRING) { 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Release our reference to the local Var. 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PpapiGlobals::Get()->GetVarTracker()->ReleaseVar(var); 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PP_Var HostVarSerializationRules::ReceivePassRef(const PP_Var& var) { 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // See PluginVarSerialization::BeginSendPassRef for an example. 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (var.type == PP_VARTYPE_OBJECT) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PpapiGlobals::Get()->GetVarTracker()->AddRefVar(var); 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return var; 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PP_Var HostVarSerializationRules::BeginSendPassRef(const PP_Var& var) { 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return var; 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void HostVarSerializationRules::EndSendPassRef(const PP_Var& /* var */) { 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // See PluginVarSerialization::ReceivePassRef for an example. We don't need 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // to do anything here. 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void HostVarSerializationRules::ReleaseObjectRef(const PP_Var& var) { 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PpapiGlobals::Get()->GetVarTracker()->ReleaseVar(var); 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace proxy 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ppapi 59