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 #pragma ident "%Z%%M% %I% %E% SMI" 23 24 /* 25 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 26 * Use is subject to license terms. 27 */ 28 29 #include <stdio.h> 30 #include <pwd.h> 31 #include <stdlib.h> 32 #include <errno.h> 33 #include "getent.h" 34 35 /* 36 * getpwnam - get entries from password database 37 */ 38 int 39 dogetpw(const char **list) 40 { 41 struct passwd *pwp; 42 int rc = EXC_SUCCESS; 43 char *ptr; 44 uid_t uid; 45 46 47 if (list == NULL || *list == NULL) { 48 while ((pwp = getpwent()) != NULL) 49 (void) putpwent(pwp, stdout); 50 } else { 51 for (; *list != NULL; list++) { 52 errno = 0; 53 54 /* 55 * Here we assume that the argument passed is 56 * a uid, if it can be completely transformed 57 * to a long integer. So we check for uid in 58 * the database and if we fail then we check 59 * for the user name. 60 * If the argument passed is not numeric, then 61 * we take it as the user name and proceed. 62 */ 63 uid = strtol(*list, &ptr, 10); 64 if (!(*ptr == '\0' && errno == 0) || 65 ((pwp = getpwuid(uid)) == NULL)) { 66 pwp = getpwnam(*list); 67 } 68 69 if (pwp == NULL) 70 rc = EXC_NAME_NOT_FOUND; 71 else 72 (void) putpwent(pwp, stdout); 73 } 74 } 75 76 return (rc); 77 } 78