Manejo de discos

La Implementación en Unununium: UDBFS Contents Manejo de discos

Manejo de discos
Superbloque

El superbloque contiene información que describe la organización del sistema de archivos. Su función principal es indicarle al sistema de archivos el tamaño de sus diversos componentes.
Offset Tamaño Longitud Descripción
0 8 unsigned 64bit s_boot_loader_inode
8 8 unsigned 64bit s_inode_first_block
16 8 unsigned 64bit s_unique_fs_signature
24 8 unsigned 64bit s_block_count
32 8 unsigned 64bit s_inode_count
40 8 unsigned 64bit s_free_block_count
48 8 unsigned 64bit s_free_inode_count
56 8 unsigned 64bit s_bitmaps_block
64 8 unsigned 64bit s_journal_inode
72 8 unsigned 64bit s_bad_block_inode
80 8 unsigned 64bit s_magic_number
88 8 unsigned 64bit s_last_check
96 8 unsigned 64bit s_max_interval
104 8 unsigned 64bit s_last_mount
112 1 unsigned 8bit s_mount_count
113 1 unsigned 8bit s_max_mount_count
114 1 unsigned 8bit s_creator_os
115 1 unsigned 8bit s_superblock_version
116 1 unsigned 8bit s_log_block_size
117 1 unsigned 8bit s_inode_format
118 2 unsigned 8bit x 2 s_extensions
TOTAL: 120 bytes

Unununium DataBase FileSystem
César Yáñez Fernández (2004-02-10)
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Dave Poirier