4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
25 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
26 * Use is subject to license terms.
29 /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
30 /* All Rights Reserved */
33 * Portions of this source code were derived from Berkeley 4.3 BSD
34 * under license from the Regents of the University of California.
37 #ifndef _OPENSOLARIS_RPC_XDR_H_
38 #define _OPENSOLARIS_RPC_XDR_H_
40 #include_next <rpc/xdr.h>
43 #include_next <rpc/xdr.h>
46 * Strangely, my glibc version (2.3.6) doesn't have xdr_control(), so
47 * we have to hack it in here (source taken from OpenSolaris).
48 * By the way, it is assumed the xdrmem implementation is used.
52 #define xdr_control(a,b,c) xdrmem_control(a,b,c)
55 * These are the request arguments to XDR_CONTROL.
57 * XDR_PEEK - returns the contents of the next XDR unit on the XDR stream.
58 * XDR_SKIPBYTES - skips the next N bytes in the XDR stream.
59 * XDR_RDMAGET - for xdr implementation over RDMA, gets private flags from
60 * the XDR stream being moved over RDMA
61 * XDR_RDMANOCHUNK - for xdr implementaion over RDMA, sets private flags in
62 * the XDR stream moving over RDMA.
65 #define XDR_SKIPBYTES 3
69 /* FIXME: probably doesn't work */
70 static __inline bool_t
71 xdrmem_control(XDR *xdrs, int request, void *info)
79 case XDR_GET_BYTES_AVAIL:
80 xptr = (xdr_bytesrec *)info;
81 xptr->xc_is_last_record = TRUE;
82 xptr->xc_num_avail = xdrs->x_handy;
87 * Return the next 4 byte unit in the XDR stream.
89 if (xdrs->x_handy < sizeof (int32_t))
91 int32p = (int32_t *)info;
92 *int32p = (int32_t)ntohl((uint32_t)
93 (*((int32_t *)(xdrs->x_private))));
98 * Skip the next N bytes in the XDR stream.
100 int32p = (int32_t *)info;
101 len = RNDUP((int)(*int32p));
102 if ((xdrs->x_handy -= len) < 0)
104 xdrs->x_private += len;
110 #endif /* !_KERNEL */
112 #endif /* !_OPENSOLARIS_RPC_XDR_H_ */