71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2000,2001,2002,2003,2004,2005,2007,2008,2009 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB 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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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GRUB_FAT_H
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#define GRUB_FAT_H 1
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#include <grub/types.h>
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struct grub_fat_bpb
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{
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grub_uint8_t jmp_boot[3];
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grub_uint8_t oem_name[8];
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grub_uint16_t bytes_per_sector;
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grub_uint8_t sectors_per_cluster;
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grub_uint16_t num_reserved_sectors;
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grub_uint8_t num_fats;
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grub_uint16_t num_root_entries;
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grub_uint16_t num_total_sectors_16;
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grub_uint8_t media;
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grub_uint16_t sectors_per_fat_16;
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grub_uint16_t sectors_per_track;
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grub_uint16_t num_heads;
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grub_uint32_t num_hidden_sectors;
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grub_uint32_t num_total_sectors_32;
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union
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{
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struct
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{
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grub_uint8_t num_ph_drive;
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grub_uint8_t reserved;
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grub_uint8_t boot_sig;
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grub_uint32_t num_serial;
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grub_uint8_t label[11];
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grub_uint8_t fstype[8];
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} __attribute__ ((packed)) fat12_or_fat16;
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struct
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{
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grub_uint32_t sectors_per_fat_32;
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grub_uint16_t extended_flags;
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grub_uint16_t fs_version;
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grub_uint32_t root_cluster;
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grub_uint16_t fs_info;
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grub_uint16_t backup_boot_sector;
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grub_uint8_t reserved[12];
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grub_uint8_t num_ph_drive;
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grub_uint8_t reserved1;
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grub_uint8_t boot_sig;
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grub_uint32_t num_serial;
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grub_uint8_t label[11];
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grub_uint8_t fstype[8];
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} __attribute__ ((packed)) fat32;
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} __attribute__ ((packed)) version_specific;
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} __attribute__ ((packed));
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#endif
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