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48 lines
2.1 KiB
48 lines
2.1 KiB
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef IPC_PARAM_TRAITS_READ_MACROS_H_
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#define IPC_PARAM_TRAITS_READ_MACROS_H_
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// Null out all the macros that need nulling.
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#include "ipc/ipc_message_null_macros.h"
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// STRUCT declarations cause corresponding STRUCT_TRAITS declarations to occur.
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#undef IPC_STRUCT_BEGIN_WITH_PARENT
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#undef IPC_STRUCT_MEMBER
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#undef IPC_STRUCT_END
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#define IPC_STRUCT_BEGIN_WITH_PARENT(struct_name, parent) \
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IPC_STRUCT_TRAITS_BEGIN(struct_name)
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#define IPC_STRUCT_MEMBER(type, name, ...) IPC_STRUCT_TRAITS_MEMBER(name)
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#define IPC_STRUCT_END() IPC_STRUCT_TRAITS_END()
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// Set up so next include will generate read methods.
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#undef IPC_STRUCT_TRAITS_BEGIN
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#undef IPC_STRUCT_TRAITS_MEMBER
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#undef IPC_STRUCT_TRAITS_PARENT
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#undef IPC_STRUCT_TRAITS_END
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#define IPC_STRUCT_TRAITS_BEGIN(struct_name) \
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bool ParamTraits<struct_name>::Read( \
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const base::Pickle* m, base::PickleIterator* iter, param_type* p) { \
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return
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#define IPC_STRUCT_TRAITS_MEMBER(name) ReadParam(m, iter, &p->name) &&
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#define IPC_STRUCT_TRAITS_PARENT(type) ParamTraits<type>::Read(m, iter, p) &&
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#define IPC_STRUCT_TRAITS_END() 1; }
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#undef IPC_ENUM_TRAITS_VALIDATE
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#define IPC_ENUM_TRAITS_VALIDATE(enum_name, validation_expression) \
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bool ParamTraits<enum_name>::Read( \
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const base::Pickle* m, base::PickleIterator* iter, param_type* p) { \
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int value; \
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if (!iter->ReadInt(&value)) \
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return false; \
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if (!(validation_expression)) \
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return false; \
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*p = static_cast<param_type>(value); \
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return true; \
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}
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#endif // IPC_PARAM_TRAITS_READ_MACROS_H_
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