910e62b5创建于 1月15日历史提交
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef IPC_PARAM_TRAITS_WRITE_MACROS_H_
#define IPC_PARAM_TRAITS_WRITE_MACROS_H_

// Set up so next include will generate write methods.
#undef IPC_STRUCT_TRAITS_BEGIN
#undef IPC_STRUCT_TRAITS_MEMBER
#undef IPC_STRUCT_TRAITS_PARENT
#undef IPC_STRUCT_TRAITS_END
#undef IPC_ENUM_TRAITS_VALIDATE

#define IPC_STRUCT_TRAITS_BEGIN(struct_name) \
  void ParamTraits<struct_name>::Write(base::Pickle* m, const param_type& p) {
#define IPC_STRUCT_TRAITS_MEMBER(name) WriteParam(m, p.name);
#define IPC_STRUCT_TRAITS_PARENT(type) ParamTraits<type>::Write(m, p);
#define IPC_STRUCT_TRAITS_END() }

#define IPC_ENUM_TRAITS_VALIDATE(enum_name, validation_expression) \
  void ParamTraits<enum_name>::Write(base::Pickle* m,              \
                                     const param_type& value) {    \
    DCHECK(validation_expression);                                 \
    m->WriteInt(static_cast<int>(value));                          \
  }

#endif  // IPC_PARAM_TRAITS_WRITE_MACROS_H_