root/usr/src/lib/libgen/common/strtrns.c
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*      Copyright (c) 1988 AT&T */
/*        All Rights Reserved   */

/*
 *      Copy `str' to `result' replacing any character found
 *      in both `str' and `old' with the corresponding character from `new'.
 *      Return `result'.
 */

char *
strtrns(const char *str, const char *old, const char *new,
    char *result)
{
        char            *r;
        const char      *o;

        for (r = result; *r = *str++; r++)
                for (o = old; *o; )
                        if (*r == *o++) {
                                *r = new[o - old -1];
                                break;
                        }
        return (result);
}