/*
* Copyright (c) 2011 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
#include <sys/cdefs.h>
#include <sys/types.h>
#include <stdarg.h>
#include <sys/fcntl.h>
#include <sys/errno.h>
#include <sys/content_protection.h>
int __open_dprotected_np(const char* path, int flags, int class, int dpflags, int mode);
int __openat_dprotected_np(int fd, const char* path, int flags, int class, int dpflags, int mode, int authfd);
int
open_dprotected_np(const char *path, int flags, int class, int dpflags, ...)
{
int mode = 0;
if (dpflags & O_DP_AUTHENTICATE) {
errno = EINVAL;
return -1;
}
if (flags & O_CREAT) {
va_list ap;
va_start(ap, dpflags);
mode = va_arg(ap, int);
va_end(ap);
}
return __open_dprotected_np(path, flags, class, dpflags, mode);
}
int
openat_dprotected_np(int fd, const char *path, int flags, int class, int dpflags, ...)
{
int mode = 0;
if (dpflags & O_DP_AUTHENTICATE) {
errno = EINVAL;
return -1;
}
if (flags & O_CREAT) {
va_list ap;
va_start(ap, dpflags);
mode = va_arg(ap, int);
va_end(ap);
}
return __openat_dprotected_np(fd, path, flags, class, dpflags, mode, AUTH_OPEN_NOAUTHFD);
}
int
openat_authenticated_np(int fd, const char *path, int flags, int authfd)
{
if (flags & O_CREAT) {
errno = EINVAL;
return -1;
}
if ((authfd != AUTH_OPEN_NOAUTHFD) && (authfd < 0)) {
errno = EBADF;
return -1;
}
return __openat_dprotected_np(fd, path, flags, PROTECTION_CLASS_DEFAULT, O_DP_AUTHENTICATE, 0, authfd);
}