ppapi/thunk/ppb_file_ref_thunk.cc

   1 // Copyright (c) 2011 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 #include "ppapi/c/pp_file_info.h"
   6 #include "ppapi/c/ppb_file_ref.h"
   7 #include "ppapi/c/pp_completion_callback.h"
   8 #include "ppapi/c/pp_errors.h"
   9 #include "ppapi/c/private/ppb_file_ref_private.h"
  10 #include "ppapi/thunk/common.h"
  11 #include "ppapi/thunk/enter.h"
  12 #include "ppapi/thunk/thunk.h"
  13 #include "ppapi/thunk/ppb_file_ref_api.h"
  14 #include "ppapi/thunk/resource_creation_api.h"
  15
  16 namespace ppapi {
  17 namespace thunk {
  18
  19 namespace {
  20
  21 PP_Resource Create(PP_Resource file_system, const char* path) {
  22   EnterFunctionGivenResource<ResourceCreationAPI> enter(file_system, true);
  23   if (enter.failed())
  24     return 0;
  25   return enter.functions()->CreateFileRef(file_system, path);
  26 }
  27
  28 PP_Bool IsFileRef(PP_Resource resource) {
  29   EnterResource<PPB_FileRef_API> enter(resource, false);
  30   return PP_FromBool(enter.succeeded());
  31 }
  32
  33 PP_FileSystemType GetFileSystemType(PP_Resource file_ref) {
  34   EnterResource<PPB_FileRef_API> enter(file_ref, true);
  35   if (enter.failed())
  36     return PP_FILESYSTEMTYPE_INVALID;
  37   return enter.object()->GetFileSystemType();
  38 }
  39
  40 PP_Var GetName(PP_Resource file_ref) {
  41   EnterResource<PPB_FileRef_API> enter(file_ref, true);
  42   if (enter.failed())
  43     return PP_MakeUndefined();
  44   return enter.object()->GetName();
  45 }
  46
  47 PP_Var GetPath(PP_Resource file_ref) {
  48   EnterResource<PPB_FileRef_API> enter(file_ref, true);
  49   if (enter.failed())
  50     return PP_MakeUndefined();
  51   return enter.object()->GetPath();
  52 }
  53
  54 PP_Resource GetParent(PP_Resource file_ref) {
  55   EnterResource<PPB_FileRef_API> enter(file_ref, true);
  56   if (enter.failed())
  57     return PP_ERROR_BADRESOURCE;
  58   return enter.object()->GetParent();
  59 }
  60
  61 int32_t MakeDirectory(PP_Resource directory_ref,
  62                       PP_Bool make_ancestors,
  63                       PP_CompletionCallback callback) {
  64   EnterResource<PPB_FileRef_API> enter(directory_ref, true);
  65   if (enter.failed())
  66     return MayForceCallback(callback, PP_ERROR_BADRESOURCE);
  67   int32_t result = enter.object()->MakeDirectory(make_ancestors, callback);
  68   return MayForceCallback(callback, result);
  69 }
  70
  71 int32_t Touch(PP_Resource file_ref,
  72               PP_Time last_access_time,
  73               PP_Time last_modified_time,
  74               PP_CompletionCallback callback) {
  75   EnterResource<PPB_FileRef_API> enter(file_ref, true);
  76   if (enter.failed())
  77     return MayForceCallback(callback, PP_ERROR_BADRESOURCE);
  78   int32_t result = enter.object()->Touch(last_access_time, last_modified_time,
  79                                          callback);
  80   return MayForceCallback(callback, result);
  81 }
  82
  83 int32_t Delete(PP_Resource file_ref,
  84                PP_CompletionCallback callback) {
  85   EnterResource<PPB_FileRef_API> enter(file_ref, true);
  86   if (enter.failed())
  87     return MayForceCallback(callback, PP_ERROR_BADRESOURCE);
  88   int32_t result = enter.object()->Delete(callback);
  89   return MayForceCallback(callback, result);
  90 }
  91
  92 int32_t Rename(PP_Resource file_ref,
  93                PP_Resource new_file_ref,
  94                PP_CompletionCallback callback) {
  95   EnterResource<PPB_FileRef_API> enter(file_ref, true);
  96   if (enter.failed())
  97     return MayForceCallback(callback, PP_ERROR_BADRESOURCE);
  98   int32_t result = enter.object()->Rename(new_file_ref, callback);
  99   return MayForceCallback(callback, result);
 100 }
 101
 102 PP_Var GetAbsolutePath(PP_Resource file_ref) {
 103   EnterResource<PPB_FileRef_API> enter(file_ref, true);
 104   if (enter.failed())
 105     return PP_MakeUndefined();
 106   return enter.object()->GetAbsolutePath();
 107 }
 108
 109 const PPB_FileRef g_ppb_file_ref_thunk = {
 110   &Create,
 111   &IsFileRef,
 112   &GetFileSystemType,
 113   &GetName,
 114   &GetPath,
 115   &GetParent,
 116   &MakeDirectory,
 117   &Touch,
 118   &Delete,
 119   &Rename
 120 };
 121
 122 const PPB_FileRefPrivate g_ppb_file_ref_private_thunk = {
 123   &GetAbsolutePath
 124 };
 125
 126 }  // namespace
 127
 128 const PPB_FileRef* GetPPB_FileRef_Thunk() {
 129   return &g_ppb_file_ref_thunk;
 130 }
 131
 132 const PPB_FileRefPrivate* GetPPB_FileRefPrivate_Thunk() {
 133   return &g_ppb_file_ref_private_thunk;
 134 }
 135
 136 }  // namespace thunk
 137 }  // namespace ppapi