- fill super block : https://github.com/gjlee0802/EXT2_File_System/blob/master/Code/ext2.c#L275
get_inode와 get_data_block_at_inode 함수는 ls, cd처럼 데이터 블록을 참조해야 할 때 쓰임.
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get_inode : https://github.com/gjlee0802/EXT2_File_System/blob/master/Code/ext2.c#L1094
inode 번호를 파라미터로 받아 해당되는 inode 구조체를 반환하는 함수
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get_data_block_at_inode : https://github.com/gjlee0802/EXT2_File_System/blob/master/Code/ext2.c#L1165
inode 구조체를 파라미터로 받아 구조체에서 data block을 얻는 함수.
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expand_block : https://github.com/gjlee0802/EXT2_File_System/blob/master/Code/ext2.c#L704
inode 번호를 파라미터로 받아 해당하는 inode의 data block을 확장시켜주는 함수.
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expand_indirect : https://github.com/gjlee0802/EXT2_File_System/blob/master/Code/ext2.c#L592
data block을 확장하기 위해 추가적인 indirect block이 필요하면 indirect를 확장하는 함수.
- ls -> ext2_read_dir : https://github.com/gjlee0802/EXT2_File_System/blob/master/Code/ext2.c#L1335
- read_dir_from_sector : https://github.com/gjlee0802/EXT2_File_System/blob/master/Code/ext2.c#L1366
- cd -> ext2_lookup : https://github.com/gjlee0802/EXT2_File_System/blob/master/Code/ext2.c#L1322
- lookup_entry -> find_entry_on_data : https://github.com/gjlee0802/EXT2_File_System/blob/master/Code/ext2.c#L1026
