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 Thu Dec 20 13:10:26 2012. 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/ppb_file_system_api.h" 13 #include "ppapi/thunk/ppb_instance_api.h" 14 #include "ppapi/thunk/resource_creation_api.h" 15 #include "ppapi/thunk/thunk.h" 16 17 namespace ppapi { 18 namespace thunk { 19 20 namespace { 21 22 PP_Resource Create(PP_Instance instance, PP_FileSystemType type) { 23 VLOG(4) << "PPB_FileSystem::Create()"; 24 EnterResourceCreation enter(instance); 25 if (enter.failed()) 26 return 0; 27 return enter.functions()->CreateFileSystem(instance, type); 28 } 29 30 PP_Bool IsFileSystem(PP_Resource resource) { 31 VLOG(4) << "PPB_FileSystem::IsFileSystem()"; 32 EnterResource<PPB_FileSystem_API> enter(resource, false); 33 return PP_FromBool(enter.succeeded()); 34 } 35 36 int32_t Open(PP_Resource file_system, 37 int64_t expected_size, 38 struct PP_CompletionCallback callback) { 39 VLOG(4) << "PPB_FileSystem::Open()"; 40 EnterResource<PPB_FileSystem_API> enter(file_system, callback, true); 41 if (enter.failed()) 42 return enter.retval(); 43 return enter.SetResult(enter.object()->Open(expected_size, enter.callback())); 44 } 45 46 PP_FileSystemType GetType(PP_Resource file_system) { 47 VLOG(4) << "PPB_FileSystem::GetType()"; 48 EnterResource<PPB_FileSystem_API> enter(file_system, true); 49 if (enter.failed()) 50 return PP_FILESYSTEMTYPE_INVALID; 51 return enter.object()->GetType(); 52 } 53 54 const PPB_FileSystem_1_0 g_ppb_filesystem_thunk_1_0 = { 55 &Create, 56 &IsFileSystem, 57 &Open, 58 &GetType 59 }; 60 61 } // namespace 62 63 const PPB_FileSystem_1_0* GetPPB_FileSystem_1_0_Thunk() { 64 return &g_ppb_filesystem_thunk_1_0; 65 } 66 67 } // namespace thunk 68 } // namespace ppapi 69
