2.11BSD#431 - /usr/src/usr.sbin/sendmail/src/bcopy.c

   1: /*
   2: **  Sendmail
   3: **  Copyright (c) 1983  Eric P. Allman
   4: **  Berkeley, California
   5: **
   6: **  Copyright (c) 1983 Regents of the University of California.
   7: **  All rights reserved.  The Berkeley software License Agreement
   8: **  specifies the terms and conditions for redistribution.
   9: */
  10: 
  11: #if !defined(lint) && !defined(NOSCCS)
  12: static char SccsId[] = "@(#)bcopy.c	5.1 (Berkeley) 6/7/85";
  13: #endif
  14: 
  15: # include "useful.h"
  16: 
  17: /*
  18: **  BCOPY -- block copy.
  19: **
  20: **	Parameters:
  21: **		s -- source of bytes.
  22: **		d -- destination of bytes.
  23: **		l -- length of block to move.
  24: **
  25: **	Returns:
  26: **		none.
  27: **
  28: **	Side Effects:
  29: **		copies 's' to 'd' for 'l' bytes.
  30: **
  31: **	Notes:
  32: **		This can be easily written in assembly language on
  33: **		machines like VAXes if performance is needed.
  34: */
  35: 
  36: /*VARARGS0*/
  37: bcopy(s, d, l)
  38:     register char *s, *d;
  39:     register int l;
  40: {
  41:     while (l-- > 0)
  42:         *d++ = *s++;
  43: }
  44: /*
  45: **  BZERO -- zero a block of memory
  46: **
  47: **	Parameters:
  48: **		p -- location to clear.
  49: **		l -- number of bytes to clear.
  50: **
  51: **	Returns:
  52: **		none.
  53: **
  54: **	Side Effects:
  55: **		none.
  56: */
  57: 
  58: bzero(p, l)
  59:     register char *p;
  60:     register int l;
  61: {
  62:     while (l-- > 0)
  63:         *p++ = 0;
  64: }

Defined functions

Defined variables