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]
23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
27 /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
31 * Portions of this source code were derived from Berkeley 4.3 BSD
32 * under license from the Regents of the University of California.
35 #ifndef _OPENSOLARIS_RPC_XDR_H_
36 #define _OPENSOLARIS_RPC_XDR_H_
38 #include_next <rpc/xdr.h>
41 #include_next <rpc/xdr.h>
44 * Strangely, my glibc version (2.3.6) doesn't have xdr_control(), so
45 * we have to hack it in here (source taken from OpenSolaris).
46 * By the way, it is assumed the xdrmem implementation is used.
50 #define xdr_control(a,b,c) xdrmem_control(a,b,c)
53 * These are XDR control operators
56 #define XDR_GET_BYTES_AVAIL 1
59 bool_t xc_is_last_record;
63 typedef struct xdr_bytesrec xdr_bytesrec;
66 * These are the request arguments to XDR_CONTROL.
68 * XDR_PEEK - returns the contents of the next XDR unit on the XDR stream.
69 * XDR_SKIPBYTES - skips the next N bytes in the XDR stream.
70 * XDR_RDMAGET - for xdr implementation over RDMA, gets private flags from
71 * the XDR stream being moved over RDMA
72 * XDR_RDMANOCHUNK - for xdr implementaion over RDMA, sets private flags in
73 * the XDR stream moving over RDMA.
76 #define XDR_SKIPBYTES 3
80 /* FIXME: probably doesn't work */
81 static __inline bool_t
82 xdrmem_control(XDR *xdrs, int request, void *info)
90 case XDR_GET_BYTES_AVAIL:
91 xptr = (xdr_bytesrec *)info;
92 xptr->xc_is_last_record = TRUE;
93 xptr->xc_num_avail = xdrs->x_handy;
98 * Return the next 4 byte unit in the XDR stream.
100 if (xdrs->x_handy < sizeof (int32_t))
102 int32p = (int32_t *)info;
103 *int32p = (int32_t)ntohl((uint32_t)
104 (*((int32_t *)(xdrs->x_private))));
109 * Skip the next N bytes in the XDR stream.
111 int32p = (int32_t *)info;
112 len = RNDUP((int)(*int32p));
113 if ((xdrs->x_handy -= len) < 0)
115 xdrs->x_private += len;
121 #endif /* !_KERNEL */
123 #endif /* !_OPENSOLARIS_RPC_XDR_H_ */