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/c/pp_errors.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/c/private/ppb_flash_file.h" 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/thunk/enter.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/thunk/ppb_file_ref_api.h" 92a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ppapi/thunk/ppb_flash_file_api.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/thunk/thunk.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ppapi { 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace thunk { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns 0 on failure. 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PP_Instance GetInstanceFromFileRef(PP_Resource file_ref) { 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) thunk::EnterResource<thunk::PPB_FileRef_API> enter(file_ref, true); 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (enter.failed()) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0; 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return enter.resource()->pp_instance(); 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int32_t OpenFile(PP_Resource file_ref_id, int32_t mode, PP_FileHandle* file) { 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(brettw): this function should take an instance. 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // To work around this, use the PP_Instance from the resource. 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PP_Instance instance = GetInstanceFromFileRef(file_ref_id); 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EnterInstanceAPI<PPB_Flash_File_API> enter(instance); 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (enter.failed()) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return PP_ERROR_BADARGUMENT; 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return enter.functions()->OpenFileRef(instance, file_ref_id, mode, file); 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int32_t QueryFile(PP_Resource file_ref_id, struct PP_FileInfo* info) { 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(brettw): this function should take an instance. 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // To work around this, use the PP_Instance from the resource. 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PP_Instance instance = GetInstanceFromFileRef(file_ref_id); 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EnterInstanceAPI<PPB_Flash_File_API> enter(instance); 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (enter.failed()) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return PP_ERROR_BADARGUMENT; 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return enter.functions()->QueryFileRef(instance, file_ref_id, info); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const PPB_Flash_File_FileRef g_ppb_flash_file_fileref_thunk = { 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &OpenFile, 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &QueryFile 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const PPB_Flash_File_FileRef* GetPPB_Flash_File_FileRef_Thunk() { 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return &g_ppb_flash_file_fileref_thunk; 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace thunk 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ppapi 58