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29 lines
1.2 KiB
C
29 lines
1.2 KiB
C
#pragma once
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#define PACKED __attribute__((packed))
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typedef struct
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{
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unsigned char JmpBoot[3];
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unsigned char BootDrive;
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//unsigned char BootPartition;
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//unsigned char SectorsPerTrack;
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//unsigned short NumberOfHeads;
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//unsigned long Reserved1;
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//unsigned long Reserved2;
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unsigned long Ext2VolumeStartSector; // Start sector of the ext2 volume
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unsigned long Ext2BlockSize; // Block size in sectors
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unsigned long Ext2BlockSizeInBytes; // Block size in bytes
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unsigned long Ext2PointersPerBlock; // Number of block pointers that can be contained in one block
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unsigned long Ext2GroupDescPerBlock; // Number of group descriptors per block
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unsigned long Ext2FirstDataBlock; // First data block (1 for 1024-byte blocks, 0 for bigger sizes)
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unsigned long Ext2InodesPerGroup; // Number of inodes per group
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unsigned long Ext2InodesPerBlock; // Number of inodes per block
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unsigned char BootCodeAndData[459];
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unsigned char BootPartition;
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unsigned short BootSignature;
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} PACKED EXT2_BOOTCODE, *PEXT2_BOOTCODE;
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