| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| #include <property_info_parser/property_info_parser.h> |
| |
| #include "context_node.h" |
| #include "contexts.h" |
| |
| class ContextsSerialized : public Contexts { |
| public: |
| virtual ~ContextsSerialized() override { |
| } |
| |
| virtual bool Initialize(bool writable, const char* filename, bool* fsetxattr_failed) override; |
| virtual prop_area* GetPropAreaForName(const char* name) override; |
| virtual prop_area* GetSerialPropArea() override { |
| return serial_prop_area_; |
| } |
| virtual void ForEach(void (*propfn)(const prop_info* pi, void* cookie), void* cookie) override; |
| virtual void ResetAccess() override; |
| virtual void FreeAndUnmap() override; |
| |
| private: |
| bool InitializeContextNodes(); |
| bool InitializeProperties(); |
| bool MapSerialPropertyArea(bool access_rw, bool* fsetxattr_failed); |
| |
| const char* filename_; |
| android::properties::PropertyInfoAreaFile property_info_area_file_; |
| ContextNode* context_nodes_ = nullptr; |
| size_t num_context_nodes_ = 0; |
| size_t context_nodes_mmap_size_ = 0; |
| prop_area* serial_prop_area_ = nullptr; |
| }; |