vlogin.c revision 0a1278f26ea4b7c8c0285d4f2d6c5b680904aa01
/*
* 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
* 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 (c) 2013 Gary Mills
*
* Copyright (c) 1997, by Sun Microsystems, Inc.
* All rights reserved.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*LINTLIBRARY*/
#include <stdio.h>
#include <ctype.h>
#include <userdefs.h>
#include <users.h>
#include <deflt.h>
#include <limits.h>
/* Defaults file */
#define DEFAULT_USERADD "/etc/default/useradd"
/*
* validate string given as login name.
*/
int
{
char c;
char action;
*warning = 0;
return (INVALID);
c = *ptr;
if (!isalpha(c))
bad1char++;
len++;
return (INVALID);
badc++;
if (islower(c))
clower++;
}
action = 'w';
if (defopen(DEFAULT_USERADD) == 0) {
char *defptr;
switch (let) {
case 'w': /* warning */
case 'e': /* error */
case 's': /* silent */
break;
}
}
}
if (len > LOGNAME_MAX)
return (LONGNAME);
if (len > LOGNAME_MAX_TRAD) {
if (action == 'w')
else if (action == 'e')
return (LONGNAME);
}
if (clower == 0)
if (badc != 0)
if (bad1char != 0)
return (NOTUNIQUE);
}
return (UNIQUE);
}