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Annotation of researchv10no/cmd/odist/pax/src/lib/libodelta/update.h, revision 1.1

1.1     ! root        1: /* values for the instruction field */
        !             2: #define DELTA_TYPE     0300
        !             3: #define DELTA_MOVE     0200
        !             4: #define DELTA_ADD      0100
        !             5: 
        !             6: /* number of bytes required to code a value */
        !             7: #define BASE           256
        !             8: #define ONE            (BASE)
        !             9: #define TWO            (BASE*BASE)
        !            10: #define THREE          (BASE*BASE*BASE)
        !            11: #define NBYTE(v)       ((v) < ONE ? 1 : ((v) < TWO ? 2 : ((v) < THREE ? 3 : 4)))
        !            12: 
        !            13: #define BUFSIZE        2048
        !            14: 
        !            15: #ifndef NULL
        !            16: #define NULL   (0L)
        !            17: #endif
        !            18: 
        !            19: #ifndef NIL
        !            20: #define NIL(type)      ((type*)NULL)
        !            21: #endif
        !            22: 
        !            23: /* function to copy data from one area to another */
        !            24: #ifdef SYSV
        !            25: #define memcopy(to,fr,n)       memcpy(to,fr,n)
        !            26: #define memzero(s,n)           memset(s,0,n)
        !            27: #endif
        !            28: 
        !            29: #ifdef BSD
        !            30: #define memcopy(to,fr,n)       bcopy(fr,to,n)
        !            31: #define memzero(s,n)           bzero(s,n)
        !            32: #endif

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