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Annotation of 41BSD/sys/h/filsys.h, revision 1.1

1.1     ! root        1: /*     filsys.h        4.1     11/9/80 */
        !             2: 
        !             3: /*
        !             4:  * Structure of the super-block
        !             5:  */
        !             6: struct filsys
        !             7: {
        !             8:        unsigned short s_isize;         /* size in blocks of i-list */
        !             9:        daddr_t s_fsize;                /* size in blocks of entire volume */
        !            10:        short   s_nfree;                /* number of addresses in s_free */
        !            11:        daddr_t s_free[NICFREE];        /* free block list */
        !            12:        short   s_ninode;               /* number of i-nodes in s_inode */
        !            13:        ino_t   s_inode[NICINOD];       /* free i-node list */
        !            14:        char    s_flock;                /* lock during free list manipulation */
        !            15:        char    s_ilock;                /* lock during i-list manipulation */
        !            16:        char    s_fmod;                 /* super block modified flag */
        !            17:        char    s_ronly;                /* mounted read-only flag */
        !            18:        time_t  s_time;                 /* last super block update */
        !            19:        daddr_t s_tfree;                /* total free blocks*/
        !            20:        ino_t   s_tinode;               /* total free inodes */
        !            21:        /* begin not maintained by this version of the system */
        !            22:        short   s_dinfo[2];             /* interleave stuff */
        !            23: #define        s_m     s_dinfo[0]
        !            24: #define        s_n     s_dinfo[1]
        !            25:        char    s_fname[6];             /* file system name */
        !            26:        char    s_fpack[6];             /* file system pack name */
        !            27:        /* end not maintained */
        !            28:        ino_t   s_lasti;                /* start place for circular search */
        !            29:        ino_t   s_nbehind;              /* est # free inodes before s_lasti */
        !            30: };
        !            31: 
        !            32: #ifdef KERNEL
        !            33: struct filsys *getfs();
        !            34: #endif

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