/*
 * 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 2005 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*LINTLIBRARY*/

#include	<sys/types.h>
#include	<stdio.h>
#include	<ctype.h>
#include	<userdefs.h>
#include	<nss_dbdefs.h>
#include	<users.h>
#include	<project.h>

/*
 * validate string given as project name.
 */
int
valid_projname(char *project, struct project *pptr, void *buf, size_t blen,
    int *warning)
{
	struct project *t_pptr;
	char *ptr = project;
	char c;
	int len = 0;
	int badchar = 0;

	*warning = 0;
	if (!project || !*project)
		return (INVALID);

	for (c = *ptr; c != '\0'; ptr++, c = *ptr) {
		len++;
		if (!isprint(c) || (c == ':') || (c == '\n'))
			return (INVALID);
		if (!(islower(c) || isdigit(c)))
			badchar++;
	}

	if (len > PROJNAME_MAX)
		*warning = *warning | WARN_NAME_TOO_LONG;
	if (badchar != 0)
		*warning = *warning | WARN_BAD_PROJ_NAME;

	if ((t_pptr = getprojbyname(project, pptr, buf, blen)) != NULL)
		return (NOTUNIQUE);

	return (UNIQUE);
}