1*d4514f0bSApple OSS Distributions /*
2*d4514f0bSApple OSS Distributions * Copyright (c) 2011 Apple Inc. All rights reserved.
3*d4514f0bSApple OSS Distributions *
4*d4514f0bSApple OSS Distributions * @APPLE_LICENSE_HEADER_START@
5*d4514f0bSApple OSS Distributions *
6*d4514f0bSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*d4514f0bSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*d4514f0bSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*d4514f0bSApple OSS Distributions * compliance with the License. Please obtain a copy of the License at
10*d4514f0bSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this
11*d4514f0bSApple OSS Distributions * file.
12*d4514f0bSApple OSS Distributions *
13*d4514f0bSApple OSS Distributions * The Original Code and all software distributed under the License are
14*d4514f0bSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15*d4514f0bSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16*d4514f0bSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17*d4514f0bSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18*d4514f0bSApple OSS Distributions * Please see the License for the specific language governing rights and
19*d4514f0bSApple OSS Distributions * limitations under the License.
20*d4514f0bSApple OSS Distributions *
21*d4514f0bSApple OSS Distributions * @APPLE_LICENSE_HEADER_END@
22*d4514f0bSApple OSS Distributions */
23*d4514f0bSApple OSS Distributions #include <sys/cdefs.h>
24*d4514f0bSApple OSS Distributions #include <sys/types.h>
25*d4514f0bSApple OSS Distributions #include <stdarg.h>
26*d4514f0bSApple OSS Distributions #include <sys/fcntl.h>
27*d4514f0bSApple OSS Distributions #include <sys/errno.h>
28*d4514f0bSApple OSS Distributions #include <sys/content_protection.h>
29*d4514f0bSApple OSS Distributions
30*d4514f0bSApple OSS Distributions int __open_dprotected_np(const char* path, int flags, int class, int dpflags, int mode);
31*d4514f0bSApple OSS Distributions int __openat_dprotected_np(int fd, const char* path, int flags, int class, int dpflags, int mode, int authfd);
32*d4514f0bSApple OSS Distributions
33*d4514f0bSApple OSS Distributions int
open_dprotected_np(const char * path,int flags,int class,int dpflags,...)34*d4514f0bSApple OSS Distributions open_dprotected_np(const char *path, int flags, int class, int dpflags, ...)
35*d4514f0bSApple OSS Distributions {
36*d4514f0bSApple OSS Distributions int mode = 0;
37*d4514f0bSApple OSS Distributions
38*d4514f0bSApple OSS Distributions if (dpflags & O_DP_AUTHENTICATE) {
39*d4514f0bSApple OSS Distributions errno = EINVAL;
40*d4514f0bSApple OSS Distributions return -1;
41*d4514f0bSApple OSS Distributions }
42*d4514f0bSApple OSS Distributions
43*d4514f0bSApple OSS Distributions if (flags & O_CREAT) {
44*d4514f0bSApple OSS Distributions va_list ap;
45*d4514f0bSApple OSS Distributions va_start(ap, dpflags);
46*d4514f0bSApple OSS Distributions mode = va_arg(ap, int);
47*d4514f0bSApple OSS Distributions va_end(ap);
48*d4514f0bSApple OSS Distributions }
49*d4514f0bSApple OSS Distributions return __open_dprotected_np(path, flags, class, dpflags, mode);
50*d4514f0bSApple OSS Distributions }
51*d4514f0bSApple OSS Distributions
52*d4514f0bSApple OSS Distributions int
openat_dprotected_np(int fd,const char * path,int flags,int class,int dpflags,...)53*d4514f0bSApple OSS Distributions openat_dprotected_np(int fd, const char *path, int flags, int class, int dpflags, ...)
54*d4514f0bSApple OSS Distributions {
55*d4514f0bSApple OSS Distributions int mode = 0;
56*d4514f0bSApple OSS Distributions
57*d4514f0bSApple OSS Distributions if (dpflags & O_DP_AUTHENTICATE) {
58*d4514f0bSApple OSS Distributions errno = EINVAL;
59*d4514f0bSApple OSS Distributions return -1;
60*d4514f0bSApple OSS Distributions }
61*d4514f0bSApple OSS Distributions
62*d4514f0bSApple OSS Distributions if (flags & O_CREAT) {
63*d4514f0bSApple OSS Distributions va_list ap;
64*d4514f0bSApple OSS Distributions va_start(ap, dpflags);
65*d4514f0bSApple OSS Distributions mode = va_arg(ap, int);
66*d4514f0bSApple OSS Distributions va_end(ap);
67*d4514f0bSApple OSS Distributions }
68*d4514f0bSApple OSS Distributions return __openat_dprotected_np(fd, path, flags, class, dpflags, mode, AUTH_OPEN_NOAUTHFD);
69*d4514f0bSApple OSS Distributions }
70*d4514f0bSApple OSS Distributions
71*d4514f0bSApple OSS Distributions int
openat_authenticated_np(int fd,const char * path,int flags,int authfd)72*d4514f0bSApple OSS Distributions openat_authenticated_np(int fd, const char *path, int flags, int authfd)
73*d4514f0bSApple OSS Distributions {
74*d4514f0bSApple OSS Distributions if (flags & O_CREAT) {
75*d4514f0bSApple OSS Distributions errno = EINVAL;
76*d4514f0bSApple OSS Distributions return -1;
77*d4514f0bSApple OSS Distributions }
78*d4514f0bSApple OSS Distributions
79*d4514f0bSApple OSS Distributions if ((authfd != AUTH_OPEN_NOAUTHFD) && (authfd < 0)) {
80*d4514f0bSApple OSS Distributions errno = EBADF;
81*d4514f0bSApple OSS Distributions return -1;
82*d4514f0bSApple OSS Distributions }
83*d4514f0bSApple OSS Distributions
84*d4514f0bSApple OSS Distributions return __openat_dprotected_np(fd, path, flags, PROTECTION_CLASS_DEFAULT, O_DP_AUTHENTICATE, 0, authfd);
85*d4514f0bSApple OSS Distributions }
86