1 /* $NetBSD: extattr.c,v 1.2 2005/02/09 21:35:46 kleink Exp $ */ 2 3 /*- 4 * Copyright (c) 2001 Robert N. M. Watson 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 /* 30 * TrustedBSD: Utility functions for extended attributes. 31 */ 32 33 #include <sys/cdefs.h> 34 #if defined(LIBC_SCCS) && !defined(lint) 35 __RCSID("$NetBSD: extattr.c,v 1.2 2005/02/09 21:35:46 kleink Exp $"); 36 #endif /* LIBC_SCCS and not lint */ 37 38 #include "namespace.h" 39 #include <sys/types.h> 40 #include <sys/extattr.h> 41 42 #include <errno.h> 43 #include <string.h> 44 45 int 46 extattr_namespace_to_string(int attrnamespace, char **string) 47 { 48 49 switch(attrnamespace) { 50 case EXTATTR_NAMESPACE_USER: 51 if (string != NULL) { 52 if ((*string = 53 strdup(EXTATTR_NAMESPACE_USER_STRING)) == NULL) 54 return (-1); 55 } 56 return (0); 57 58 case EXTATTR_NAMESPACE_SYSTEM: 59 if (string != NULL) 60 if ((*string = 61 strdup(EXTATTR_NAMESPACE_SYSTEM_STRING)) == NULL) 62 return (-1); 63 return (0); 64 65 default: 66 errno = EINVAL; 67 return (-1); 68 } 69 } 70 71 int 72 extattr_string_to_namespace(const char *string, int *attrnamespace) 73 { 74 75 if (strcmp(string, EXTATTR_NAMESPACE_USER_STRING) == 0) { 76 if (attrnamespace != NULL) 77 *attrnamespace = EXTATTR_NAMESPACE_USER; 78 return (0); 79 } else if (strcmp(string, EXTATTR_NAMESPACE_SYSTEM_STRING) == 0) { 80 if (attrnamespace != NULL) 81 *attrnamespace = EXTATTR_NAMESPACE_SYSTEM; 82 return (0); 83 } else { 84 errno = EINVAL; 85 return (-1); 86 } 87 } 88