libnisdb/yptol/shim_ancil.c

	shim_ancil.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (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 2003 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*  Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
/*    All Rights Reserved   */

/*
 * Portions of this source code were derived from Berkeley 4.3 BSD
 * under license from the Regents of the University of California.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

#ifndef lint
static  char sccsid[] = "%Z%%M% %I%     %E% SMI";
#endif

#include <dirent.h>
#include <strings.h>
#include "ypsym.h"
#include "ypdefs.h"
USE_YPDBPATH
USE_DBM
#include "shim.h"

/*
 * This constructs a file name from a passed domain name, a passed map name,
 * and a globally known YP data base path prefix.
 *
 * Has to be in shim because it needs the N2L prefix
 *
 * RETURNS :    TRUE = A name was successfully created
 *      FALSE = A name could not be created
 */

bool_t
ypmkfilename(domain, map, path)
    char *domain;
    char *map;
    char *path;
{
    int length;

    /* Do not allow any path as a domain name. */
    if (strchr(domain, '/') != NULL)
        return (FALSE);

    length = strlen(domain) + strlen(map) + ypdbpath_sz + 3;
    if (yptol_mode)
        length += strlen(NTOL_PREFIX) + 1;

    if ((MAXNAMLEN + 1) < length) {
        fprintf(stderr, "ypserv:  Map name string too long.\n");
        return (FALSE);
    }

    strcpy(path, ypdbpath);
    strcat(path, "/");
    strcat(path, domain);
    strcat(path, "/");

    /* If in N2L mode add N2L prefix */
    if (yptol_mode)
        strcat(path, NTOL_PREFIX);
    strcat(path, map);

    return (TRUE);
}