2.11BSD/src/man/man3/l3tol.3

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.\" Copyright (c) 1980 Regents of the University of California.
.\" All rights reserved.  The Berkeley software License Agreement
.\" specifies the terms and conditions for redistribution.
.\"
.\"	@(#)l3tol.3	2.3 (Berkeley) 1/22/87
.\"
.TH L3TOL 3 
.UC 2
.SH NAME
l3tol, ltol3 \- convert between 3-byte and long integers (2BSD)
.SH SYNOPSIS
.nf
.ft B
l3tol(lp, cp, n)
long *lp;
char *cp;

ltol3(cp, lp, n)
char *cp;
long *lp;
.fi
.ft R
.SH DESCRIPTION
.I L3tol
converts a list of
.I n
three-byte integers packed into a character string
pointed to by 
.I cp
into a list of long integers pointed to by
.IR lp .
.PP
.I Ltol3
performs the inverse conversion from long integers
.RI ( lp )
to three-byte integers
.RI ( cp ).
.PP
These functions are useful for file-system maintenance under
2BSD where disk addresses within inodes are three bytes long.
.SH SEE ALSO
fs(5)
.SH BUGS
.IR l3tol " and " ltol3
are unique to the PDP-11 and 2BSD; their use is discouraged.