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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#pragma ident "%Z%%M% %I% %E% SMI"
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/*
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* attropen -- C library extension routine
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*/
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#if !defined(_LP64) && _FILE_OFFSET_BITS == 64
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#pragma weak attropen64 = _attropen64
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#else
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#pragma weak attropen = _attropen
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#endif
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#include "synonyms.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <sys/errno.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <unistd.h>
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#include <stdarg.h>
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#if !defined(_LP64) && _FILE_OFFSET_BITS == 64
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int
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attropen64(const char *file, const char *attr, int oflag, ...)
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{
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int fd;
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int attrfd;
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int saverrno;
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va_list ap;
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va_start(ap, oflag);
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if ((fd = open64(file, O_RDONLY|O_NONBLOCK)) == -1) {
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va_end(ap);
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return (-1);
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}
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if ((attrfd = openat64(fd, attr, oflag | O_XATTR,
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va_arg(ap, mode_t))) == -1) {
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saverrno = errno;
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(void) close(fd);
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errno = saverrno;
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va_end(ap);
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return (-1);
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}
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(void) close(fd);
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va_end(ap);
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return (attrfd);
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}
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#else
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int
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attropen(const char *file, const char *attr, int oflag, ...)
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{
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int fd;
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int attrfd;
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int saverrno;
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va_list ap;
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va_start(ap, oflag);
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if ((fd = open(file, O_RDONLY|O_NONBLOCK)) == -1) {
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va_end(ap);
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return (-1);
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}
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if ((attrfd = openat(fd, attr, oflag | O_XATTR,
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va_arg(ap, mode_t))) == -1) {
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saverrno = errno;
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(void) close(fd);
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errno = saverrno;
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va_end(ap);
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return (-1);
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}
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(void) close(fd);
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va_end(ap);
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return (attrfd);
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}
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#endif /* _FILE_OFFSET_BITS == 64 */
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