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      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 (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 
     22 /*
     23  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 #ifndef	_INLINE_H
     27 #define	_INLINE_H
     28 
     29 #include	<sys/types.h>
     30 #include	<sys/mman.h>
     31 
     32 inline static mmapobj_result_t *
     33 find_segment(caddr_t roffset, Rt_map *lmp)
     34 {
     35 	mmapobj_result_t	*mpp = MMAPS(lmp);
     36 	uint_t			mnum = MMAPCNT(lmp);
     37 
     38 	/*
     39 	 * Scan segments backwards.  The heaviest use of this function stems
     40 	 * from relocation processing.  And typically, relocations are against
     41 	 * the data segment.  By scanning segments in reverse order, the data
     42 	 * segment is processed first.
     43 	 */
     44 	for (mpp += (mnum - 1); mnum; mnum--, mpp--) {
     45 		if ((roffset >= (mpp->mr_addr + mpp->mr_offset)) &&
     46 		    (roffset < (mpp->mr_addr + mpp->mr_msize)))
     47 			return (mpp);
     48 	}
     49 	return (NULL);
     50 }
     51 
     52 #endif	/* _INLINE_H */
     53