15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef IPC_PARAM_TRAITS_READ_MACROS_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define IPC_PARAM_TRAITS_READ_MACROS_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Null out all the macros that need nulling. 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ipc/ipc_message_null_macros.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// STRUCT declarations cause corresponding STRUCT_TRAITS declarations to occur. 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef IPC_STRUCT_BEGIN_WITH_PARENT 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef IPC_STRUCT_MEMBER 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef IPC_STRUCT_END 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define IPC_STRUCT_BEGIN_WITH_PARENT(struct_name, parent) \ 16868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) IPC_STRUCT_TRAITS_BEGIN(struct_name) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define IPC_STRUCT_MEMBER(type, name, ...) IPC_STRUCT_TRAITS_MEMBER(name) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define IPC_STRUCT_END() IPC_STRUCT_TRAITS_END() 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Set up so next include will generate read methods. 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef IPC_STRUCT_TRAITS_BEGIN 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef IPC_STRUCT_TRAITS_MEMBER 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef IPC_STRUCT_TRAITS_PARENT 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#undef IPC_STRUCT_TRAITS_END 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define IPC_STRUCT_TRAITS_BEGIN(struct_name) \ 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool ParamTraits<struct_name>:: \ 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Read(const Message* m, PickleIterator* iter, param_type* p) { \ 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define IPC_STRUCT_TRAITS_MEMBER(name) ReadParam(m, iter, &p->name) && 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define IPC_STRUCT_TRAITS_PARENT(type) ParamTraits<type>::Read(m, iter, p) && 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define IPC_STRUCT_TRAITS_END() 1; } 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 33868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#undef IPC_ENUM_TRAITS_VALIDATE 34868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#define IPC_ENUM_TRAITS_VALIDATE(enum_name, validation_expression) \ 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool ParamTraits<enum_name>:: \ 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Read(const Message* m, PickleIterator* iter, param_type* p) { \ 37868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) int value; \ 38868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) if (!m->ReadInt(iter, &value)) \ 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; \ 40868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) if (!(validation_expression)) \ 41868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) return false; \ 42868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) *p = static_cast<param_type>(value); \ 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; \ 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // IPC_PARAM_TRAITS_READ_MACROS_H_ 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 48