xdr_alloc.c revision 159d09a20817016f09b3ea28d1bdada4a336bb91
/*
* WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
*
* Openvision retains the copyright to derivative works of
* this source code. Do *NOT* create a derivative of this
* source code before consulting with your legal department.
* Do *NOT* integrate *ANY* of this source code into another
* product before consulting with your legal department.
*
* For further information, read the top-level Openvision
* copyright which is contained in the top-level MIT Kerberos
* copyright.
*
* WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
*
*/
/* @(#)xdr_mem.c 2.1 88/07/29 4.0 RPCSRC */
/*
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
* unrestricted use provided that this legend is included on all tape
* media and as a part of the software program in whole or part. Users
* may copy or modify Sun RPC without charge, but are not authorized
* to license or distribute it to anyone else except as part of a product or
* program developed by the user.
*
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* Sun RPC is provided with no support and without any obligation on the
* part of Sun Microsystems, Inc. to assist in its use, correction,
* modification or enhancement.
*
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
* OR ANY PART THEREOF.
*
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Sun has been advised of the possibility of such damages.
*
* Sun Microsystems, Inc.
* 2550 Garcia Avenue
* Mountain View, California 94043
*/
#if !defined(lint) && defined(SCCSIDS)
static char sccsid[] = "@(#)xdr_mem.c 1.19 87/08/11 Copyr 1984 Sun Micro";
#endif
/*
* Copyright 1993 OpenVision Technologies, Inc., All Rights Reserved.
*
*/
#include "admin.h"
#include <rpc/types.h>
#include <rpc/xdr.h>
#include <dyn/dyn.h>
/* Solaris Kerberos - 116 resync */
static bool_t xdralloc_putlong();
static bool_t xdralloc_putbytes();
static unsigned int xdralloc_getpos();
static rpc_inline_t * xdralloc_inline();
static void xdralloc_destroy();
static bool_t xdralloc_notsup_getlong();
static bool_t xdralloc_notsup_getbytes();
static bool_t xdralloc_notsup_setpos();
static struct xdr_ops xdralloc_ops = {
xdralloc_notsup_getlong,
xdralloc_putlong,
xdralloc_notsup_getbytes,
xdralloc_putbytes,
xdralloc_getpos,
xdralloc_notsup_setpos,
xdralloc_inline,
xdralloc_destroy,
};
/*
* The procedure xdralloc_create initializes a stream descriptor for a
* memory buffer.
*/
void xdralloc_create(XDR *xdrs, enum xdr_op op)
{
xdrs->x_op = op;
xdrs->x_ops = &xdralloc_ops;
xdrs->x_private = (caddr_t) DynCreate(sizeof(char), -4);
/* not allowed to fail */
}
caddr_t xdralloc_getdata(XDR *xdrs)
{
return (caddr_t) DynGet((DynObject) xdrs->x_private, 0);
}
void xdralloc_release(XDR *xdrs)
{
DynRelease((DynObject) xdrs->x_private);
}
static void xdralloc_destroy(XDR *xdrs)
{
DynDestroy((DynObject) xdrs->x_private);
}
static bool_t xdralloc_notsup_getlong(
register XDR *xdrs,
long *lp)
{
return FALSE;
}
static bool_t xdralloc_putlong(
register XDR *xdrs,
long *lp)
{
int l = htonl((uint32_t) *lp); /* XXX need bounds checking */
/* XXX assumes sizeof(int)==4 */
if (DynInsert((DynObject) xdrs->x_private,
DynSize((DynObject) xdrs->x_private), &l,
sizeof(int)) != DYN_OK)
return FALSE;
return (TRUE);
}
static bool_t xdralloc_notsup_getbytes(
register XDR *xdrs,
caddr_t addr,
register unsigned int len)
{
return FALSE;
}
static bool_t xdralloc_putbytes(
register XDR *xdrs,
caddr_t addr,
register unsigned int len)
{
if (DynInsert((DynObject) xdrs->x_private,
DynSize((DynObject) xdrs->x_private),
addr, (int) len) != DYN_OK)
return FALSE;
return TRUE;
}
static unsigned int xdralloc_getpos(XDR *xdrs)
{
return DynSize((DynObject) xdrs->x_private);
}
static bool_t xdralloc_notsup_setpos(
register XDR *xdrs,
unsigned int lp)
{
return FALSE;
}
static rpc_inline_t *xdralloc_inline(
register XDR *xdrs,
int len)
{
return (rpc_inline_t *) 0;
}