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62 lines
2.4 KiB
C
62 lines
2.4 KiB
C
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/*
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* Copyright (C) 2017 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 <property_info_parser/property_info_parser.h>
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#include "context_node.h"
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#include "contexts.h"
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class ContextsSerialized : public Contexts {
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public:
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virtual ~ContextsSerialized() override {
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}
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virtual bool Initialize(bool writable, const char* filename, bool* fsetxattr_failed) override;
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virtual prop_area* GetPropAreaForName(const char* name) override;
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virtual prop_area* GetSerialPropArea() override {
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return serial_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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virtual void ResetAccess() override;
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virtual void FreeAndUnmap() override;
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private:
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bool InitializeContextNodes();
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bool InitializeProperties();
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bool MapSerialPropertyArea(bool access_rw, bool* fsetxattr_failed);
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const char* filename_;
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android::properties::PropertyInfoAreaFile property_info_area_file_;
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ContextNode* context_nodes_ = nullptr;
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size_t num_context_nodes_ = 0;
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size_t context_nodes_mmap_size_ = 0;
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prop_area* serial_prop_area_ = nullptr;
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};
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