a26baf285f
All changes needed for the libspl layer. This includes modifications to files directly copied from OpenSolaris and the addition of new files needed to fill in the gaps. Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
79 lines
2.1 KiB
C
79 lines
2.1 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*
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* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T
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* All Rights Reserved
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*
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* Portions of this source code were derived from Berkeley 4.3 BSD
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* under license from the Regents of the University of California.
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*/
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#include <rpc/xdr.h>
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/*
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* As of glibc-2.5-25 there is not support for xdr_control(). The
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* xdrmem implementation from OpenSolaris is used here.
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*
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* FIXME: Not well tested it may not work as expected.
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*/
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bool_t
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xdr_control(XDR *xdrs, int request, void *info)
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{
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xdr_bytesrec_t *xptr;
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int32_t *int32p;
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int len;
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switch (request) {
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case XDR_GET_BYTES_AVAIL:
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xptr = (xdr_bytesrec_t *)info;
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xptr->xc_is_last_record = TRUE;
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xptr->xc_num_avail = xdrs->x_handy;
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return (TRUE);
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case XDR_PEEK:
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/*
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* Return the next 4 byte unit in the XDR stream.
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*/
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if (xdrs->x_handy < sizeof (int32_t))
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return (FALSE);
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int32p = (int32_t *)info;
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*int32p = (int32_t)ntohl((uint32_t)
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(*((int32_t *)(xdrs->x_private))));
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return (TRUE);
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case XDR_SKIPBYTES:
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/*
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* Skip the next N bytes in the XDR stream.
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*/
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int32p = (int32_t *)info;
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len = RNDUP((int)(*int32p));
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if ((xdrs->x_handy -= len) < 0)
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return (FALSE);
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xdrs->x_private += len;
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return (TRUE);
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}
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return (FALSE);
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}
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