26 lines
539 B
C
26 lines
539 B
C
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#define FS_ROOT_INODE 1
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#define FS_BSIZE 512
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#define FS_NDIRECT 12
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#define FS_NINDIRECT (BASE / sizeof(u32))
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#define FS_MAXFILE (FS_NINDIRECT + FS_NDIRECT)
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#define FS_IPB (FS_BSIZE / sizeof(struct dinode)
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#define FS_IBLOCK(i, sb) ((i) / IPB + sb.inodestart)
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#define FS_BPB (FS_BSIZE * 8)
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#define FS_BBLOCK(b, sb) (b/FS_BPB + b.bmapstart)
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#define FS_DIRSIZ 14
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struct superblock {
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u32 size;
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u32 nblock;
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u32 ninode;
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u32 nlog;
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u32 firstlog;
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u32 firstinode;
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u32 firstfreemapblock;
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}
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struct dirent {
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u16 inum;
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s8 name[FS_DIRSIZ];
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}
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