1 // Copyright (c) 2012 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 // From ppb_file_system.idl modified Tue Aug 20 08:13:36 2013. 6 7 #include "ppapi/c/pp_completion_callback.h" 8 #include "ppapi/c/pp_errors.h" 9 #include "ppapi/c/ppb_file_system.h" 10 #include "ppapi/shared_impl/tracked_callback.h" 11 #include "ppapi/thunk/enter.h" 12 #include "ppapi/thunk/ppapi_thunk_export.h" 13 #include "ppapi/thunk/ppb_file_system_api.h" 14 15 namespace ppapi { 16 namespace thunk { 17 18 namespace { 19 20 PP_Resource Create(PP_Instance instance, PP_FileSystemType type) { 21 VLOG(4) << "PPB_FileSystem::Create()"; 22 EnterResourceCreation enter(instance); 23 if (enter.failed()) 24 return 0; 25 return enter.functions()->CreateFileSystem(instance, type); 26 } 27 28 PP_Bool IsFileSystem(PP_Resource resource) { 29 VLOG(4) << "PPB_FileSystem::IsFileSystem()"; 30 EnterResource<PPB_FileSystem_API> enter(resource, false); 31 return PP_FromBool(enter.succeeded()); 32 } 33 34 int32_t Open(PP_Resource file_system, 35 int64_t expected_size, 36 struct PP_CompletionCallback callback) { 37 VLOG(4) << "PPB_FileSystem::Open()"; 38 EnterResource<PPB_FileSystem_API> enter(file_system, callback, true); 39 if (enter.failed()) 40 return enter.retval(); 41 return enter.SetResult(enter.object()->Open(expected_size, enter.callback())); 42 } 43 44 PP_FileSystemType GetType(PP_Resource file_system) { 45 VLOG(4) << "PPB_FileSystem::GetType()"; 46 EnterResource<PPB_FileSystem_API> enter(file_system, true); 47 if (enter.failed()) 48 return PP_FILESYSTEMTYPE_INVALID; 49 return enter.object()->GetType(); 50 } 51 52 const PPB_FileSystem_1_0 g_ppb_filesystem_thunk_1_0 = { 53 &Create, 54 &IsFileSystem, 55 &Open, 56 &GetType 57 }; 58 59 } // namespace 60 61 PPAPI_THUNK_EXPORT const PPB_FileSystem_1_0* GetPPB_FileSystem_1_0_Thunk() { 62 return &g_ppb_filesystem_thunk_1_0; 63 } 64 65 } // namespace thunk 66 } // namespace ppapi 67