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Annotation of 42BSD/etc/dump/dumprestor.h, revision 1.1.1.1

1.1       root        1: /*     dumprestor.h    2.5     83/08/11        */
                      2: 
                      3: /*
                      4:  * TP_BSIZE is the size of file blocks on the dump tapes.
                      5:  * Note that TP_BSIZE must be a multiple of DEV_BSIZE.
                      6:  *
                      7:  * NTREC is the number of TP_BSIZE blocks that are written
                      8:  * in each tape record.
                      9:  *
                     10:  * TP_NINDIR is the number of indirect pointers in a TS_INODE
                     11:  * or TS_ADDR record. Note that it must be a power of two.
                     12:  */
                     13: #define TP_BSIZE       1024
                     14: #define NTREC          10
                     15: #define TP_NINDIR      (TP_BSIZE/2)
                     16: 
                     17: #define TS_TAPE        1
                     18: #define TS_INODE       2
                     19: #define TS_BITS        3
                     20: #define TS_ADDR        4
                     21: #define TS_END         5
                     22: #define TS_CLRI        6
                     23: #define OFS_MAGIC      (int)60011
                     24: #define NFS_MAGIC      (int)60012
                     25: #define CHECKSUM       (int)84446
                     26: 
                     27: union u_spcl {
                     28:        char dummy[TP_BSIZE];
                     29:        struct  s_spcl {
                     30:                int     c_type;
                     31:                time_t  c_date;
                     32:                time_t  c_ddate;
                     33:                int     c_volume;
                     34:                daddr_t c_tapea;
                     35:                ino_t   c_inumber;
                     36:                int     c_magic;
                     37:                int     c_checksum;
                     38:                struct  dinode  c_dinode;
                     39:                int     c_count;
                     40:                char    c_addr[TP_NINDIR];
                     41:        } s_spcl;
                     42: } u_spcl;
                     43: 
                     44: #define spcl u_spcl.s_spcl
                     45: 
                     46: #define        DUMPOUTFMT      "%-16s %c %s"           /* for printf */
                     47:                                                /* name, incno, ctime(date) */
                     48: #define        DUMPINFMT       "%16s %c %[^\n]\n"      /* inverse for scanf */

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