| // 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_MACROS_H_ |
| #define IPC_PARAM_TRAITS_MACROS_H_ |
| |
| #include<string> |
| #include<type_traits> |
| |
| // Traits generation for structs. |
| #define IPC_STRUCT_TRAITS_BEGIN(struct_name) \ |
| namespace IPC{ \ |
| template<> \ |
| struct IPC_MESSAGE_EXPORTParamTraits<struct_name>{ \ |
| typedef struct_name param_type; \ |
| staticvoidWrite(base::Pickle* m,const param_type& p); \ |
| staticboolRead(constbase::Pickle* m, \ |
| base::PickleIterator* iter, \ |
| param_type* p); \ |
| staticvoidLog(const param_type& p, std::string* l); \ |
| }; \ |
| } |
| |
| #define IPC_STRUCT_TRAITS_MEMBER(name) |
| #define IPC_STRUCT_TRAITS_PARENT(type) |
| #define IPC_STRUCT_TRAITS_END() |
| |
| // Convenience macro for defining enumerated type traits for types which are |
| // not range-checked by the IPC system. The author of the message handlers |
| // is responsible for all validation. This macro should not need to be |
| // subsequently redefined. |
| #define IPC_ENUM_TRAITS(type) \ |
| IPC_ENUM_TRAITS_VALIDATE(type,true) |
| |
| // Convenience macro for defining enumerated type traits for types which are |
| // range-checked by the IPC system to be in the range of 0..maxvalue inclusive. |
| // This macro should not need to be subsequently redefined. |
| #define IPC_ENUM_TRAITS_MAX_VALUE(type, maxvalue) \ |
| IPC_ENUM_TRAITS_MIN_MAX_VALUE(type,0, maxvalue) |
| |
| // Convenience macro for defining enumerated type traits for types which are |
| // range-checked by the IPC system to be in the range of minvalue..maxvalue |
| // inclusive. This macro should not need to be subsequently redefined. |
| #define IPC_ENUM_TRAITS_MIN_MAX_VALUE(typ, minvalue, maxvalue) \ |
| IPC_ENUM_TRAITS_VALIDATE( \ |
| typ,(static_cast<std::underlying_type<typ>::type>(value)>= \ |
| static_cast<std::underlying_type<typ>::type>(minvalue)&& \ |
| static_cast<std::underlying_type<typ>::type>(value)<= \ |
| static_cast<std::underlying_type<typ>::type>(maxvalue))) |
| |
| // Traits generation for enums. This macro may be redefined later. |
| #define IPC_ENUM_TRAITS_VALIDATE(enum_name, validation_expression) \ |
| namespace IPC{ \ |
| template<> \ |
| struct IPC_MESSAGE_EXPORTParamTraits<enum_name>{ \ |
| typedef enum_name param_type; \ |
| staticvoidWrite(base::Pickle* m,const param_type& p); \ |
| staticboolRead(constbase::Pickle* m, \ |
| base::PickleIterator* iter, \ |
| param_type* p); \ |
| staticvoidLog(const param_type& p, std::string* l); \ |
| }; \ |
| } |
| |
| #endif// IPC_PARAM_TRAITS_MACROS_H_ |
| |
