Move the rest of the Flash functions to the thunk system.

ppapi/thunk/ppb_flash_file_fileref_thunk.cc

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/c/private/ppb_flash_file.h"
+#include "ppapi/thunk/enter.h"
+#include "ppapi/thunk/ppb_file_ref_api.h"
+#include "ppapi/thunk/ppb_flash_api.h"
+#include "ppapi/thunk/ppb_instance_api.h"
+#include "ppapi/thunk/thunk.h"
+
+namespace ppapi {
+namespace thunk {
+
+namespace {
+
+// Returns 0 on failure.
+PP_Instance GetInstanceFromFileRef(PP_Resource file_ref) {
+  thunk::EnterResource<thunk::PPB_FileRef_API> enter(file_ref, true);
+  if (enter.failed())
+    return 0;
+  return enter.resource()->pp_instance();
+}
+
+int32_t OpenFile(PP_Resource file_ref_id, int32_t mode, PP_FileHandle* file) {
+  // TODO(brettw): this function should take an instance.
+  // To work around this, use the PP_Instance from the resource.
+  PP_Instance instance = GetInstanceFromFileRef(file_ref_id);
+  EnterInstance enter(instance);
+  if (enter.failed())
+    return PP_ERROR_BADARGUMENT;
+  return enter.functions()->GetFlashAPI()->OpenFileRef(instance, file_ref_id,
+                                                       mode, file);
+}
+
+int32_t QueryFile(PP_Resource file_ref_id, struct PP_FileInfo* info) {
+  // TODO(brettw): this function should take an instance.
+  // To work around this, use the PP_Instance from the resource.
+  PP_Instance instance = GetInstanceFromFileRef(file_ref_id);
+  EnterInstance enter(instance);
+  if (enter.failed())
+    return PP_ERROR_BADARGUMENT;
+  return enter.functions()->GetFlashAPI()->QueryFileRef(instance, file_ref_id,
+                                                        info);
+}
+
+const PPB_Flash_File_FileRef g_ppb_flash_file_fileref_thunk = {
+  &OpenFile,
+  &QueryFile
+};
+
+}  // namespace
+
+const PPB_Flash_File_FileRef* GetPPB_Flash_File_FileRef_Thunk() {
+  return &g_ppb_flash_file_fileref_thunk;
+}
+
+}  // namespace thunk
+}  // namespace ppapi