Return to getname.c CVS log

Up to [local] / src / usr.bin / mail

Annotation of src/usr.bin/mail/getname.c, Revision 1.6

1.6     ! vincent     1: /*     $OpenBSD: getname.c,v 1.5 2001/11/21 15:26:39 millert Exp $     */
1.2       deraadt     2: /*     $NetBSD: getname.c,v 1.4 1996/06/08 19:48:23 christos Exp $     */
                      3:
1.1       deraadt     4: /*
                      5:  * Copyright (c) 1980, 1993
                      6:  *     The Regents of the University of California.  All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. All advertising materials mentioning features or use of this software
                     17:  *    must display the following acknowledgement:
                     18:  *     This product includes software developed by the University of
                     19:  *     California, Berkeley and its contributors.
                     20:  * 4. Neither the name of the University nor the names of its contributors
                     21:  *    may be used to endorse or promote products derived from this software
                     22:  *    without specific prior written permission.
                     23:  *
                     24:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     25:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     26:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     27:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     28:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     29:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     30:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     31:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     32:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     33:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     34:  * SUCH DAMAGE.
                     35:  */
                     36:
                     37: #ifndef lint
1.2       deraadt    38: #if 0
1.5       millert    39: static const char sccsid[] = "@(#)getname.c    8.1 (Berkeley) 6/6/93";
1.2       deraadt    40: #else
1.6     ! vincent    41: static const char rcsid[] = "$OpenBSD: getname.c,v 1.5 2001/11/21 15:26:39 millert Exp $";
1.2       deraadt    42: #endif
1.1       deraadt    43: #endif /* not lint */
                     44:
                     45: #include "rcv.h"
                     46: #include <pwd.h>
                     47: #include "extern.h"
                     48:
1.6     ! vincent    49: /* Getname / getuserid for those with hashed passwd data base. */
1.1       deraadt    50:
                     51: /*
1.4       millert    52:  * Search the passwd file for a uid.  Return name on success, NULL on failure
1.1       deraadt    53:  */
                     54: char *
1.5       millert    55: getname(uid_t uid)
1.1       deraadt    56: {
                     57:        struct passwd *pw;
                     58:
                     59:        if ((pw = getpwuid(uid)) == NULL)
1.4       millert    60:                return(NULL);
1.3       millert    61:        return(pw->pw_name);
1.1       deraadt    62: }
                     63:
                     64: /*
                     65:  * Convert the passed name to a user id and return it.  Return -1
                     66:  * on error.
                     67:  */
1.5       millert    68: uid_t
                     69: getuserid(char *name)
1.1       deraadt    70: {
                     71:        struct passwd *pw;
                     72:
                     73:        if ((pw = getpwnam(name)) == NULL)
1.5       millert    74:                return(UID_MAX);
1.3       millert    75:        return(pw->pw_uid);
1.1       deraadt    76: }