xv6-cs450/fsvar.h
2007-08-20 18:23:52 +00:00

21 lines
468 B
C

// in-core file system types
struct inode {
uint dev; // Device number
uint inum; // Inode number
int ref; // Reference count
int busy; // Is the inode "locked"?
short type; // copy of disk inode
short major;
short minor;
short nlink;
uint size;
uint addrs[NADDRS];
};
#define ROOTDEV 1 // Device number of root file system
#define NAMEI_LOOKUP 1
#define NAMEI_CREATE 2
#define NAMEI_DELETE 3