Sean Cross
f68f8215b7
It can create a basic filesystem of arbitrary size. Signed-off-by: Sean Cross <sean@xobs.io>
32 lines
842 B
C
32 lines
842 B
C
#ifndef PANG_O_LIN_FAT12_H__
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#define PANG_O_LIN_FAT12_H__
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#include <stdint.h>
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void fat12_write_u8(void *ptr, uint8_t val);
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uint8_t fat12_read_u8(void *ptr);
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void fat12_write_u16(void *ptr, uint16_t val);
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uint16_t fat12_read_u16(void *ptr);
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void fat12_set_cluster(void *fat, uint32_t cluster, uint32_t value);
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uint32_t fat12_get_cluster(void *fat, uint32_t cluster);
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int fat12_defrag(int fd);
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int fat12_mkfs(int fd, uint32_t bytes);
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struct fat_directory_entry {
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uint8_t file_name[8];
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uint8_t extension[3];
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uint8_t file_attributes;
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uint8_t reserved1;
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uint8_t ctime_ms;
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uint8_t ctime_hms[2];
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uint8_t ctime_date[2];
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uint8_t atime_date[2];
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uint8_t ea_index[2];
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uint8_t mtime_hms[2];
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uint8_t mtime_date[2];
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uint8_t first_cluster[2];
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uint8_t file_size[4];
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};
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#endif /* PANG_O_LIN_FAT12_H__ */ |