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Kernel: Move Partition code files to the Storage folder
This folder is more appropriate for these files.
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10 changed files with 17 additions and 17 deletions
71
Kernel/Storage/Partition/EBRPartitionTable.h
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71
Kernel/Storage/Partition/EBRPartitionTable.h
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/*
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* Copyright (c) 2020, Liav A. <liavalb@hotmail.co.il>
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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 are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED 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 OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <AK/RefPtr.h>
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#include <AK/Vector.h>
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#include <Kernel/Storage/Partition/DiskPartition.h>
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#include <Kernel/Storage/Partition/MBRPartitionTable.h>
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namespace Kernel {
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struct [[gnu::packed]] EBRPartitionExtension
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{
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u8 unused_area[446];
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MBRPartitionEntry entry;
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MBRPartitionEntry next_chained_ebr_extension;
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MBRPartitionEntry unused[2];
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u16 mbr_signature;
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};
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class EBRPartitionTable {
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public:
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explicit EBRPartitionTable(NonnullRefPtr<BlockDevice>);
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~EBRPartitionTable();
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bool initialize();
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RefPtr<DiskPartition> partition(unsigned index);
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private:
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int index_of_ebr_container() const;
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NonnullRefPtr<BlockDevice> m_device;
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const MBRPartitionHeader& header() const;
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const EBRPartitionExtension& ebr_extension() const;
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bool index_is_extended_partition(unsigned index) const;
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RefPtr<DiskPartition> get_extended_partition(unsigned index);
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RefPtr<DiskPartition> get_non_extended_partition(unsigned index);
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u8 m_ebr_container_id { 0 };
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size_t m_ebr_chained_extensions_count { 0 };
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u8 m_cached_mbr_header[512];
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u8 m_cached_ebr_header[512];
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};
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}
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