arch/x86/kernel/promif/prom_prop.c

   1 /*
   2  * CDDL HEADER START
   3  *
   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
   7  * with the License.
   8  *
   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.
  13  *
  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]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 /*
  30  * Stuff for mucking about with properties
  31  */
  32
  33 #include <sys/promif.h>
  34 #include <sys/promimpl.h>
  35 #include <sys/prom_emul.h>
  36
  37 int
  38 prom_getproplen(pnode_t nodeid, caddr_t name)
  39 {
  40         return (promif_getproplen(nodeid, name));
  41 }
  42
  43 int
  44 prom_getprop(pnode_t nodeid, caddr_t name, caddr_t value)
  45 {
  46         return (promif_getprop(nodeid, name, value));
  47 }
  48
  49 caddr_t
  50 prom_nextprop(pnode_t nodeid, caddr_t previous, caddr_t next)
  51 {
  52         return (promif_nextprop(nodeid, previous, next));
  53 }
  54
  55 /* obsolete entries, not needed */
  56 char *
  57 prom_decode_composite_string(void *buf, size_t buflen, char *prev)
  58 {
  59         if ((buf == 0) || (buflen == 0) || ((int)buflen == -1))
  60                 return (NULL);
  61
  62         if (prev == 0)
  63                 return ((char *)buf);
  64
  65         prev += strlen(prev) + 1;
  66         if (prev >= ((char *)buf + buflen))
  67                 return (NULL);
  68         return (prev);
  69 }
  70
  71 /*ARGSUSED*/
  72 int
  73 prom_bounded_getprop(pnode_t nodeid, caddr_t name, caddr_t value, int len)
  74 {
  75         return (-1);
  76 }