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From: RSPELLMAN@bat.bates.edu
Newsgroups: comp.unix.questions
Subject: RE: RPC programming
Message-ID: <22684@adm.BRL.MIL>
Date: 7 Mar 90 18:26:50 GMT
Sender: news@adm.BRL.MIL
Lines: 19

tph@cs.utexas.edu write:
>2.  The XDR serializing/deserializing routines do not explicitly free
>the memory allocated.  How can I free them myself?

/*
 * Xdr operations.  XDR_ENCODE causes the type to be encoded into the
 * stream.  XDR_DECODE causes the type to be extracted from the stream.
 * XDR_FREE can be used to release the space allocated by an XDR_DECODE
   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 * request.
 */
enum xdr_op {
     XDR_ENCODE=0,
     XDR_DECODE=1,
     XDR_FREE=2
};

This piece of code comes from xdr.h.  These enums define the values for
xdrs->x_op.