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/* lib/rpc/xdr_alloc.c */
/*
* Copyright (c) 2010, Oracle America, Inc.
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the "Oracle America, Inc." nor the names of
* its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Copyright 1993 OpenVision Technologies, Inc., All Rights Reserved.
*/
#include <gssrpc/types.h>
#include <gssrpc/xdr.h>
#include "dyn.h"
static bool_t xdralloc_putlong(XDR *, long *);
static bool_t xdralloc_putbytes(XDR *, caddr_t, unsigned int);
static unsigned int xdralloc_getpos(XDR *);
static rpc_inline_t * xdralloc_inline(XDR *, int);
static void xdralloc_destroy(XDR *);
static bool_t xdralloc_notsup_getlong(XDR *, long *);
static bool_t xdralloc_notsup_getbytes(XDR *, caddr_t, unsigned int);
static bool_t xdralloc_notsup_setpos(XDR *, unsigned int);
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;
}
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