1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #include <stdio.h> 28 #include <pwd.h> 29 #include <stdlib.h> 30 #include <errno.h> 31 #include "getent.h" 32 33 /* 34 * getpwnam - get entries from password database 35 */ 36 int 37 dogetpw(const char **list) 38 { 39 struct passwd *pwp; 40 int rc = EXC_SUCCESS; 41 char *ptr; 42 uid_t uid; 43 44 45 if (list == NULL || *list == NULL) { 46 while ((pwp = getpwent()) != NULL) 47 (void) putpwent(pwp, stdout); 48 } else { 49 for (; *list != NULL; list++) { 50 errno = 0; 51 52 /* 53 * Here we assume that the argument passed is 54 * a uid, if it can be completely transformed 55 * to a long integer. So we check for uid in 56 * the database and if we fail then we check 57 * for the user name. 58 * If the argument passed is not numeric, then 59 * we take it as the user name and proceed. 60 */ 61 uid = strtoul(*list, &ptr, 10); 62 if (!(*ptr == '\0' && errno == 0) || 63 ((pwp = getpwuid(uid)) == NULL)) { 64 pwp = getpwnam(*list); 65 } 66 67 if (pwp == NULL) 68 rc = EXC_NAME_NOT_FOUND; 69 else 70 (void) putpwent(pwp, stdout); 71 } 72 } 73 74 return (rc); 75 } 76