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Annotation of coherent/f/tmp/inst2/serialno.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * serialno.c
                      3:  * 06/25/92
                      4:  * Check encrypted COHERENT serial number.
                      5:  */
                      6: 
                      7: #include "build0.h"
                      8: #include "serialno.h"
                      9: 
                     10: char   serialno[NSERIAL];
                     11: 
                     12: /*
                     13:  * Store serial number from s to serialno[].
                     14:  * Return 1 if legal, 0 if not.
                     15:  */
                     16: int
                     17: isserial(s) register char *s;
                     18: {
                     19:        int c, susp, suspen;
                     20: 
                     21:        if (strlen(s) > NSERIAL)
                     22:                return 0;
                     23:        strcpy(serialno, s);
                     24:        if (sscanf(s, "%1d%3d%5d", &c, &susp, &suspen) != 3)
                     25:                return 0;
                     26:        if ( c < 1 || c > VERSIONS)
                     27:                return 0;
                     28:        --c;
                     29:        if (((suspen ^ magic3[c]) % magic2[c]) != (susp ^ magic1[c])) 
                     30:                return 0;
                     31: #if    0
                     32:        /* Conditionalized out so users cannot decypher serialno... */
                     33:        if (dflag)
                     34:                printf("serialno=%s v=%d n=%d\n", serialno, c+1,
                     35:                                suspen^magic3[c]);
                     36: #endif
                     37:        return 1;
                     38: }
                     39: 
                     40: /* end of serialno.c */

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