eaea18cb9c
Various changes made while offline. + bwrite sector argument is redundant; use b->sector. + reformatting of files for nicer PDF page breaks + distinguish between locked, unlocked inodes in type signatures + change FD_FILE to FD_INODE + move userinit (nee proc0init) to proc.c + move ROOTDEV to param.h + always parenthesize sizeof argument
24 lines
470 B
C
24 lines
470 B
C
// in-core file system types
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struct inode {
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uint dev; // Device number
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uint inum; // Inode number
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int ref; // Reference count
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int flags; // I_BUSY, I_VALID
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short type; // copy of disk inode
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short major;
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short minor;
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short nlink;
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uint size;
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uint addrs[NADDRS];
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};
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// unlocked inode - only dev and inum are available
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struct uinode {
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uint dev;
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uint inum;
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};
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#define I_BUSY 0x1
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#define I_VALID 0x2
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