1*c54f35caSApple OSS Distributions /*
2*c54f35caSApple OSS Distributions * Copyright (c) 2011 Apple Inc. All rights reserved.
3*c54f35caSApple OSS Distributions *
4*c54f35caSApple OSS Distributions * @APPLE_LICENSE_HEADER_START@
5*c54f35caSApple OSS Distributions *
6*c54f35caSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*c54f35caSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*c54f35caSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*c54f35caSApple OSS Distributions * compliance with the License. Please obtain a copy of the License at
10*c54f35caSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this
11*c54f35caSApple OSS Distributions * file.
12*c54f35caSApple OSS Distributions *
13*c54f35caSApple OSS Distributions * The Original Code and all software distributed under the License are
14*c54f35caSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15*c54f35caSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16*c54f35caSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17*c54f35caSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18*c54f35caSApple OSS Distributions * Please see the License for the specific language governing rights and
19*c54f35caSApple OSS Distributions * limitations under the License.
20*c54f35caSApple OSS Distributions *
21*c54f35caSApple OSS Distributions * @APPLE_LICENSE_HEADER_END@
22*c54f35caSApple OSS Distributions */
23*c54f35caSApple OSS Distributions #include <sys/cdefs.h>
24*c54f35caSApple OSS Distributions #include <sys/types.h>
25*c54f35caSApple OSS Distributions #include <stdarg.h>
26*c54f35caSApple OSS Distributions #include <sys/fcntl.h>
27*c54f35caSApple OSS Distributions #include <sys/errno.h>
28*c54f35caSApple OSS Distributions #include <sys/content_protection.h>
29*c54f35caSApple OSS Distributions
30*c54f35caSApple OSS Distributions int __open_dprotected_np(const char* path, int flags, int class, int dpflags, int mode);
31*c54f35caSApple OSS Distributions int __openat_dprotected_np(int fd, const char* path, int flags, int class, int dpflags, int mode, int authfd);
32*c54f35caSApple OSS Distributions
33*c54f35caSApple OSS Distributions int
open_dprotected_np(const char * path,int flags,int class,int dpflags,...)34*c54f35caSApple OSS Distributions open_dprotected_np(const char *path, int flags, int class, int dpflags, ...)
35*c54f35caSApple OSS Distributions {
36*c54f35caSApple OSS Distributions int mode = 0;
37*c54f35caSApple OSS Distributions
38*c54f35caSApple OSS Distributions if (dpflags & O_DP_AUTHENTICATE) {
39*c54f35caSApple OSS Distributions errno = EINVAL;
40*c54f35caSApple OSS Distributions return -1;
41*c54f35caSApple OSS Distributions }
42*c54f35caSApple OSS Distributions
43*c54f35caSApple OSS Distributions if (flags & O_CREAT) {
44*c54f35caSApple OSS Distributions va_list ap;
45*c54f35caSApple OSS Distributions va_start(ap, dpflags);
46*c54f35caSApple OSS Distributions mode = va_arg(ap, int);
47*c54f35caSApple OSS Distributions va_end(ap);
48*c54f35caSApple OSS Distributions }
49*c54f35caSApple OSS Distributions return __open_dprotected_np(path, flags, class, dpflags, mode);
50*c54f35caSApple OSS Distributions }
51*c54f35caSApple OSS Distributions
52*c54f35caSApple OSS Distributions int
openat_dprotected_np(int fd,const char * path,int flags,int class,int dpflags,...)53*c54f35caSApple OSS Distributions openat_dprotected_np(int fd, const char *path, int flags, int class, int dpflags, ...)
54*c54f35caSApple OSS Distributions {
55*c54f35caSApple OSS Distributions int mode = 0;
56*c54f35caSApple OSS Distributions
57*c54f35caSApple OSS Distributions if (dpflags & O_DP_AUTHENTICATE) {
58*c54f35caSApple OSS Distributions errno = EINVAL;
59*c54f35caSApple OSS Distributions return -1;
60*c54f35caSApple OSS Distributions }
61*c54f35caSApple OSS Distributions
62*c54f35caSApple OSS Distributions if (flags & O_CREAT) {
63*c54f35caSApple OSS Distributions va_list ap;
64*c54f35caSApple OSS Distributions va_start(ap, dpflags);
65*c54f35caSApple OSS Distributions mode = va_arg(ap, int);
66*c54f35caSApple OSS Distributions va_end(ap);
67*c54f35caSApple OSS Distributions }
68*c54f35caSApple OSS Distributions return __openat_dprotected_np(fd, path, flags, class, dpflags, mode, AUTH_OPEN_NOAUTHFD);
69*c54f35caSApple OSS Distributions }
70*c54f35caSApple OSS Distributions
71*c54f35caSApple OSS Distributions int
openat_authenticated_np(int fd,const char * path,int flags,int authfd)72*c54f35caSApple OSS Distributions openat_authenticated_np(int fd, const char *path, int flags, int authfd)
73*c54f35caSApple OSS Distributions {
74*c54f35caSApple OSS Distributions if (flags & O_CREAT) {
75*c54f35caSApple OSS Distributions errno = EINVAL;
76*c54f35caSApple OSS Distributions return -1;
77*c54f35caSApple OSS Distributions }
78*c54f35caSApple OSS Distributions
79*c54f35caSApple OSS Distributions if ((authfd != AUTH_OPEN_NOAUTHFD) && (authfd < 0)) {
80*c54f35caSApple OSS Distributions errno = EBADF;
81*c54f35caSApple OSS Distributions return -1;
82*c54f35caSApple OSS Distributions }
83*c54f35caSApple OSS Distributions
84*c54f35caSApple OSS Distributions return __openat_dprotected_np(fd, path, flags, PROTECTION_CLASS_DEFAULT, O_DP_AUTHENTICATE, 0, authfd);
85*c54f35caSApple OSS Distributions }
86