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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1997, by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28 /* All Rights Reserved */ 29 30 31 #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.2 */ 32 33 /*LINTLIBRARY*/ 34 35 #include <sys/types.h> 36 #include <stdio.h> 37 #include <stdlib.h> 38 #include <ctype.h> 39 #include <users.h> 40 #include <userdefs.h> 41 42 extern int valid_gid(); 43 44 /* 45 * validate a group name or number and return the appropriate 46 * group structure for it. 47 */ 48 int 49 valid_group(char *group, struct group **gptr, int *warning) 50 { 51 gid_t gid; 52 char *ptr; 53 54 *warning = 0; 55 if (isdigit(*group)) { 56 gid = (gid_t) strtol(group, &ptr, (int) 10); 57 if (! *ptr) 58 return (valid_gid(gid, gptr)); 59 } 60 for (ptr = group; *ptr != NULL; ptr++) { 61 if (!isprint(*ptr) || (*ptr == ':') || (*ptr == '\n')) 62 return (INVALID); 63 } 64 65 /* length checking and other warnings are done in valid_gname() */ 66 return (valid_gname(group, gptr, warning)); 67 } 68