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70 lines
2.5 KiB
C++
70 lines
2.5 KiB
C++
/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#pragma once
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#include "contexts.h"
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#include "prop_area.h"
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#include "prop_info.h"
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class ContextsPreSplit : public Contexts {
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public:
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virtual ~ContextsPreSplit() override {
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}
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// We'll never initialize this legacy option as writable, so don't even check the arg.
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virtual bool Initialize(bool, const char* filename, bool*) override {
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pre_split_prop_area_ = prop_area::map_prop_area(filename);
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return pre_split_prop_area_ != nullptr;
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}
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virtual prop_area* GetPropAreaForName(const char*) override {
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return pre_split_prop_area_;
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}
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virtual prop_area* GetSerialPropArea() override {
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return pre_split_prop_area_;
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}
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virtual void ForEach(void (*propfn)(const prop_info* pi, void* cookie), void* cookie) override {
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pre_split_prop_area_->foreach (propfn, cookie);
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}
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// This is a no-op for pre-split properties as there is only one property file and it is
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// accessible by all domains
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virtual void ResetAccess() override {
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}
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virtual void FreeAndUnmap() override {
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prop_area::unmap_prop_area(&pre_split_prop_area_);
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}
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private:
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prop_area* pre_split_prop_area_ = nullptr;
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};
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