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 #ifndef IPC_PARAM_TRAITS_WRITE_MACROS_H_ 6 #define IPC_PARAM_TRAITS_WRITE_MACROS_H_ 7 8 // Null out all the macros that need nulling. 9 #include "ipc/ipc_message_null_macros.h" 10 11 // STRUCT declarations cause corresponding STRUCT_TRAITS declarations to occur. 12 #undef IPC_STRUCT_BEGIN_WITH_PARENT 13 #undef IPC_STRUCT_MEMBER 14 #undef IPC_STRUCT_END 15 #define IPC_STRUCT_BEGIN_WITH_PARENT(struct_name, parent) \ 16 IPC_STRUCT_TRAITS_BEGIN(struct_name) 17 #define IPC_STRUCT_MEMBER(type, name, ...) IPC_STRUCT_TRAITS_MEMBER(name) 18 #define IPC_STRUCT_END() IPC_STRUCT_TRAITS_END() 19 20 // Set up so next include will generate write methods. 21 #undef IPC_STRUCT_TRAITS_BEGIN 22 #undef IPC_STRUCT_TRAITS_MEMBER 23 #undef IPC_STRUCT_TRAITS_PARENT 24 #undef IPC_STRUCT_TRAITS_END 25 #define IPC_STRUCT_TRAITS_BEGIN(struct_name) \ 26 void ParamTraits<struct_name>::Write(Message* m, const param_type& p) { 27 #define IPC_STRUCT_TRAITS_MEMBER(name) WriteParam(m, p.name); 28 #define IPC_STRUCT_TRAITS_PARENT(type) ParamTraits<type>::Write(m, p); 29 #define IPC_STRUCT_TRAITS_END() } 30 31 #undef IPC_ENUM_TRAITS_VALIDATE 32 #define IPC_ENUM_TRAITS_VALIDATE(enum_name, validation_expression) \ 33 void ParamTraits<enum_name>::Write(Message* m, const param_type& value) { \ 34 DCHECK(validation_expression); \ 35 m->WriteInt(static_cast<int>(value)); \ 36 } 37 38 #endif // IPC_PARAM_TRAITS_WRITE_MACROS_H_ 39 40