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fix(kernel/vfs): 🎉 a complete rewrite of the vfs
This is the fourth time re-writing the VFS, hope this will be the last. Tried to make it as modular as possible so this won't be necessary in the future. 🙏
This change required the entire kernel code to be modified.
This commit is contained in:
91
Kernel/drivers/fs/ext2/ext2.hpp
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91
Kernel/drivers/fs/ext2/ext2.hpp
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/*
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This file is part of Fennix Kernel.
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Fennix Kernel is free software: you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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Fennix Kernel is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __FENNIX_KERNEL_FILESYSTEM_EXT2_H__
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#define __FENNIX_KERNEL_FILESYSTEM_EXT2_H__
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#include <types.h>
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#include <fs/vfs.hpp>
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namespace Driver::ExtendedFilesystem
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{
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class EXT2
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{
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public:
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struct SuperBlock
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{
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uint32_t Inodes;
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uint32_t Blocks;
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uint32_t ReservedBlocks;
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uint32_t FreeBlock;
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uint32_t FreeInodes;
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uint32_t FirstDataBlock;
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uint32_t LogBlockSize;
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uint32_t LogFragSize;
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uint32_t BlocksPerGroup;
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uint32_t FragsPerGroup;
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uint32_t InodesPerGroup;
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uint32_t LastMountTime;
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uint32_t LastWrittenTime;
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uint16_t MountedTimes;
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uint16_t MaximumMountedTimes;
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uint16_t Magic;
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uint16_t State;
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uint16_t Errors;
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uint16_t MinorRevLevel;
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uint32_t LastCheck;
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uint32_t CheckInternval;
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uint32_t SystemID;
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uint32_t RevLevel;
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uint16_t ReservedBlocksUserID;
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uint16_t ReservedBlocksGroupID;
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uint32_t FirstInode;
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uint16_t InodeSize;
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uint16_t BlockGroups;
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uint32_t FeatureCompatibility;
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uint32_t FeatureIncompatibility;
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uint32_t FeatureRoCompatibility;
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uint8_t UUID[16];
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char VolumeName[16];
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char LastMounted[64];
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uint32_t BitmapAlogrithm;
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uint8_t PreallocatedBlocks;
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uint8_t PreallocatedDirectoryBlocks;
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uint16_t Padding;
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uint8_t JournalUUID[16];
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uint32_t JournalInum;
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uint32_t JournalDev;
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uint32_t LastOrphan;
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uint32_t HashSeed[4];
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uint8_t DefHashVersion;
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uint8_t ReservedCharPad;
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uint16_t ReservedWordPad;
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uint32_t DefaultMountOptions;
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uint32_t FirstMetaBg;
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uint32_t Reserved[190];
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};
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EXT2(void *partition);
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~EXT2();
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};
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}
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#endif // !__FENNIX_KERNEL_FILESYSTEM_EXT2_H__
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