getname.c revision 77274
11590Srgrimes/* 21590Srgrimes * Copyright (c) 1980, 1993 31590Srgrimes * The Regents of the University of California. All rights reserved. 41590Srgrimes * 51590Srgrimes * Redistribution and use in source and binary forms, with or without 61590Srgrimes * modification, are permitted provided that the following conditions 71590Srgrimes * are met: 81590Srgrimes * 1. Redistributions of source code must retain the above copyright 91590Srgrimes * notice, this list of conditions and the following disclaimer. 101590Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111590Srgrimes * notice, this list of conditions and the following disclaimer in the 121590Srgrimes * documentation and/or other materials provided with the distribution. 131590Srgrimes * 3. All advertising materials mentioning features or use of this software 141590Srgrimes * must display the following acknowledgement: 151590Srgrimes * This product includes software developed by the University of 161590Srgrimes * California, Berkeley and its contributors. 171590Srgrimes * 4. Neither the name of the University nor the names of its contributors 181590Srgrimes * may be used to endorse or promote products derived from this software 191590Srgrimes * without specific prior written permission. 201590Srgrimes * 211590Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221590Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231590Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241590Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251590Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261590Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271590Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281590Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291590Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301590Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311590Srgrimes * SUCH DAMAGE. 321590Srgrimes */ 331590Srgrimes 341590Srgrimes#ifndef lint 3574769Smikeh#if 0 361590Srgrimesstatic char sccsid[] = "@(#)getname.c 8.1 (Berkeley) 6/6/93"; 3774769Smikeh#endif 3874769Smikehstatic const char rcsid[] = 3974769Smikeh "$FreeBSD: head/usr.bin/mail/getname.c 77274 2001-05-27 20:26:22Z mikeh $"; 401590Srgrimes#endif /* not lint */ 411590Srgrimes 421590Srgrimes#include "rcv.h" 431590Srgrimes#include <pwd.h> 441590Srgrimes#include "extern.h" 451590Srgrimes 461590Srgrimes/* Getname / getuserid for those with hashed passwd data base). */ 471590Srgrimes 481590Srgrimes/* 4977274Smikeh * Search the passwd file for a uid. Return name on success, NULL on failure. 501590Srgrimes */ 511590Srgrimeschar * 521590Srgrimesgetname(uid) 531590Srgrimes int uid; 541590Srgrimes{ 551590Srgrimes struct passwd *pw; 561590Srgrimes 571590Srgrimes if ((pw = getpwuid(uid)) == NULL) 5877274Smikeh return (NULL); 5977274Smikeh return (pw->pw_name); 601590Srgrimes} 611590Srgrimes 621590Srgrimes/* 631590Srgrimes * Convert the passed name to a user id and return it. Return -1 641590Srgrimes * on error. 651590Srgrimes */ 661590Srgrimesint 671590Srgrimesgetuserid(name) 681590Srgrimes char name[]; 691590Srgrimes{ 701590Srgrimes struct passwd *pw; 711590Srgrimes 721590Srgrimes if ((pw = getpwnam(name)) == NULL) 7377274Smikeh return (-1); 7477274Smikeh return (pw->pw_uid); 751590Srgrimes} 76