xref: /aosp_15_r20/external/libchrome/ipc/param_traits_log_macros.h (revision 635a864187cb8b6c713ff48b7e790a6b21769273)
1*635a8641SAndroid Build Coastguard Worker // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2*635a8641SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*635a8641SAndroid Build Coastguard Worker // found in the LICENSE file.
4*635a8641SAndroid Build Coastguard Worker 
5*635a8641SAndroid Build Coastguard Worker #ifndef IPC_PARAM_TRAITS_LOG_MACROS_H_
6*635a8641SAndroid Build Coastguard Worker #define IPC_PARAM_TRAITS_LOG_MACROS_H_
7*635a8641SAndroid Build Coastguard Worker 
8*635a8641SAndroid Build Coastguard Worker #include <string>
9*635a8641SAndroid Build Coastguard Worker 
10*635a8641SAndroid Build Coastguard Worker // Null out all the macros that need nulling.
11*635a8641SAndroid Build Coastguard Worker #include "ipc/ipc_message_null_macros.h"
12*635a8641SAndroid Build Coastguard Worker 
13*635a8641SAndroid Build Coastguard Worker // STRUCT declarations cause corresponding STRUCT_TRAITS declarations to occur.
14*635a8641SAndroid Build Coastguard Worker #undef IPC_STRUCT_BEGIN_WITH_PARENT
15*635a8641SAndroid Build Coastguard Worker #undef IPC_STRUCT_MEMBER
16*635a8641SAndroid Build Coastguard Worker #undef IPC_STRUCT_END
17*635a8641SAndroid Build Coastguard Worker #define IPC_STRUCT_BEGIN_WITH_PARENT(struct_name, parent) \
18*635a8641SAndroid Build Coastguard Worker   IPC_STRUCT_TRAITS_BEGIN(struct_name)
19*635a8641SAndroid Build Coastguard Worker #define IPC_STRUCT_MEMBER(type, name, ...) IPC_STRUCT_TRAITS_MEMBER(name)
20*635a8641SAndroid Build Coastguard Worker #define IPC_STRUCT_END() IPC_STRUCT_TRAITS_END()
21*635a8641SAndroid Build Coastguard Worker 
22*635a8641SAndroid Build Coastguard Worker // Set up so next include will generate log methods.
23*635a8641SAndroid Build Coastguard Worker #undef IPC_STRUCT_TRAITS_BEGIN
24*635a8641SAndroid Build Coastguard Worker #undef IPC_STRUCT_TRAITS_MEMBER
25*635a8641SAndroid Build Coastguard Worker #undef IPC_STRUCT_TRAITS_PARENT
26*635a8641SAndroid Build Coastguard Worker #undef IPC_STRUCT_TRAITS_END
27*635a8641SAndroid Build Coastguard Worker #define IPC_STRUCT_TRAITS_BEGIN(struct_name) \
28*635a8641SAndroid Build Coastguard Worker   void ParamTraits<struct_name>::Log(const param_type& p, std::string* l) { \
29*635a8641SAndroid Build Coastguard Worker     bool needs_comma = false; \
30*635a8641SAndroid Build Coastguard Worker     l->append("(");
31*635a8641SAndroid Build Coastguard Worker #define IPC_STRUCT_TRAITS_MEMBER(name) \
32*635a8641SAndroid Build Coastguard Worker     if (needs_comma) \
33*635a8641SAndroid Build Coastguard Worker       l->append(", "); \
34*635a8641SAndroid Build Coastguard Worker     LogParam(p.name, l); \
35*635a8641SAndroid Build Coastguard Worker     needs_comma = true;
36*635a8641SAndroid Build Coastguard Worker #define IPC_STRUCT_TRAITS_PARENT(type) \
37*635a8641SAndroid Build Coastguard Worker     if (needs_comma) \
38*635a8641SAndroid Build Coastguard Worker       l->append(", "); \
39*635a8641SAndroid Build Coastguard Worker       ParamTraits<type>::Log(p, l); \
40*635a8641SAndroid Build Coastguard Worker       needs_comma = true;
41*635a8641SAndroid Build Coastguard Worker #define IPC_STRUCT_TRAITS_END() \
42*635a8641SAndroid Build Coastguard Worker     l->append(")"); \
43*635a8641SAndroid Build Coastguard Worker   }
44*635a8641SAndroid Build Coastguard Worker 
45*635a8641SAndroid Build Coastguard Worker #undef IPC_ENUM_TRAITS_VALIDATE
46*635a8641SAndroid Build Coastguard Worker #define IPC_ENUM_TRAITS_VALIDATE(enum_name, validation_expression) \
47*635a8641SAndroid Build Coastguard Worker   void ParamTraits<enum_name>::Log(const param_type& p, std::string* l) { \
48*635a8641SAndroid Build Coastguard Worker     LogParam(static_cast<int>(p), l); \
49*635a8641SAndroid Build Coastguard Worker   }
50*635a8641SAndroid Build Coastguard Worker 
51*635a8641SAndroid Build Coastguard Worker #endif  // IPC_PARAM_TRAITS_LOG_MACROS_H_
52*635a8641SAndroid Build Coastguard Worker 
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