1*e3723e1fSApple OSS Distributions /*
2*e3723e1fSApple OSS Distributions * Copyright (c) 2011 Apple Inc. All rights reserved.
3*e3723e1fSApple OSS Distributions *
4*e3723e1fSApple OSS Distributions * @APPLE_LICENSE_HEADER_START@
5*e3723e1fSApple OSS Distributions *
6*e3723e1fSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*e3723e1fSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*e3723e1fSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*e3723e1fSApple OSS Distributions * compliance with the License. Please obtain a copy of the License at
10*e3723e1fSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this
11*e3723e1fSApple OSS Distributions * file.
12*e3723e1fSApple OSS Distributions *
13*e3723e1fSApple OSS Distributions * The Original Code and all software distributed under the License are
14*e3723e1fSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15*e3723e1fSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16*e3723e1fSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17*e3723e1fSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18*e3723e1fSApple OSS Distributions * Please see the License for the specific language governing rights and
19*e3723e1fSApple OSS Distributions * limitations under the License.
20*e3723e1fSApple OSS Distributions *
21*e3723e1fSApple OSS Distributions * @APPLE_LICENSE_HEADER_END@
22*e3723e1fSApple OSS Distributions */
23*e3723e1fSApple OSS Distributions #include <sys/cdefs.h>
24*e3723e1fSApple OSS Distributions #include <sys/types.h>
25*e3723e1fSApple OSS Distributions #include <stdarg.h>
26*e3723e1fSApple OSS Distributions #include <sys/fcntl.h>
27*e3723e1fSApple OSS Distributions #include <sys/errno.h>
28*e3723e1fSApple OSS Distributions #include <sys/content_protection.h>
29*e3723e1fSApple OSS Distributions
30*e3723e1fSApple OSS Distributions int __open_dprotected_np(const char* path, int flags, int class, int dpflags, int mode);
31*e3723e1fSApple OSS Distributions int __openat_dprotected_np(int fd, const char* path, int flags, int class, int dpflags, int mode, int authfd);
32*e3723e1fSApple OSS Distributions
33*e3723e1fSApple OSS Distributions int
open_dprotected_np(const char * path,int flags,int class,int dpflags,...)34*e3723e1fSApple OSS Distributions open_dprotected_np(const char *path, int flags, int class, int dpflags, ...)
35*e3723e1fSApple OSS Distributions {
36*e3723e1fSApple OSS Distributions int mode = 0;
37*e3723e1fSApple OSS Distributions
38*e3723e1fSApple OSS Distributions if (dpflags & O_DP_AUTHENTICATE) {
39*e3723e1fSApple OSS Distributions errno = EINVAL;
40*e3723e1fSApple OSS Distributions return -1;
41*e3723e1fSApple OSS Distributions }
42*e3723e1fSApple OSS Distributions
43*e3723e1fSApple OSS Distributions if (flags & O_CREAT) {
44*e3723e1fSApple OSS Distributions va_list ap;
45*e3723e1fSApple OSS Distributions va_start(ap, dpflags);
46*e3723e1fSApple OSS Distributions mode = va_arg(ap, int);
47*e3723e1fSApple OSS Distributions va_end(ap);
48*e3723e1fSApple OSS Distributions }
49*e3723e1fSApple OSS Distributions return __open_dprotected_np(path, flags, class, dpflags, mode);
50*e3723e1fSApple OSS Distributions }
51*e3723e1fSApple OSS Distributions
52*e3723e1fSApple OSS Distributions int
openat_dprotected_np(int fd,const char * path,int flags,int class,int dpflags,...)53*e3723e1fSApple OSS Distributions openat_dprotected_np(int fd, const char *path, int flags, int class, int dpflags, ...)
54*e3723e1fSApple OSS Distributions {
55*e3723e1fSApple OSS Distributions int mode = 0;
56*e3723e1fSApple OSS Distributions
57*e3723e1fSApple OSS Distributions if (dpflags & O_DP_AUTHENTICATE) {
58*e3723e1fSApple OSS Distributions errno = EINVAL;
59*e3723e1fSApple OSS Distributions return -1;
60*e3723e1fSApple OSS Distributions }
61*e3723e1fSApple OSS Distributions
62*e3723e1fSApple OSS Distributions if (flags & O_CREAT) {
63*e3723e1fSApple OSS Distributions va_list ap;
64*e3723e1fSApple OSS Distributions va_start(ap, dpflags);
65*e3723e1fSApple OSS Distributions mode = va_arg(ap, int);
66*e3723e1fSApple OSS Distributions va_end(ap);
67*e3723e1fSApple OSS Distributions }
68*e3723e1fSApple OSS Distributions return __openat_dprotected_np(fd, path, flags, class, dpflags, mode, AUTH_OPEN_NOAUTHFD);
69*e3723e1fSApple OSS Distributions }
70*e3723e1fSApple OSS Distributions
71*e3723e1fSApple OSS Distributions int
openat_authenticated_np(int fd,const char * path,int flags,int authfd)72*e3723e1fSApple OSS Distributions openat_authenticated_np(int fd, const char *path, int flags, int authfd)
73*e3723e1fSApple OSS Distributions {
74*e3723e1fSApple OSS Distributions if (flags & O_CREAT) {
75*e3723e1fSApple OSS Distributions errno = EINVAL;
76*e3723e1fSApple OSS Distributions return -1;
77*e3723e1fSApple OSS Distributions }
78*e3723e1fSApple OSS Distributions
79*e3723e1fSApple OSS Distributions if ((authfd != AUTH_OPEN_NOAUTHFD) && (authfd < 0)) {
80*e3723e1fSApple OSS Distributions errno = EBADF;
81*e3723e1fSApple OSS Distributions return -1;
82*e3723e1fSApple OSS Distributions }
83*e3723e1fSApple OSS Distributions
84*e3723e1fSApple OSS Distributions return __openat_dprotected_np(fd, path, flags, PROTECTION_CLASS_DEFAULT, O_DP_AUTHENTICATE, 0, authfd);
85*e3723e1fSApple OSS Distributions }
86