1*0f4c859eSApple OSS Distributions /*
2*0f4c859eSApple OSS Distributions * Copyright (c) 2011 Apple Inc. All rights reserved.
3*0f4c859eSApple OSS Distributions *
4*0f4c859eSApple OSS Distributions * @APPLE_LICENSE_HEADER_START@
5*0f4c859eSApple OSS Distributions *
6*0f4c859eSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*0f4c859eSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*0f4c859eSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*0f4c859eSApple OSS Distributions * compliance with the License. Please obtain a copy of the License at
10*0f4c859eSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this
11*0f4c859eSApple OSS Distributions * file.
12*0f4c859eSApple OSS Distributions *
13*0f4c859eSApple OSS Distributions * The Original Code and all software distributed under the License are
14*0f4c859eSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15*0f4c859eSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16*0f4c859eSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17*0f4c859eSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18*0f4c859eSApple OSS Distributions * Please see the License for the specific language governing rights and
19*0f4c859eSApple OSS Distributions * limitations under the License.
20*0f4c859eSApple OSS Distributions *
21*0f4c859eSApple OSS Distributions * @APPLE_LICENSE_HEADER_END@
22*0f4c859eSApple OSS Distributions */
23*0f4c859eSApple OSS Distributions #include <sys/cdefs.h>
24*0f4c859eSApple OSS Distributions #include <sys/types.h>
25*0f4c859eSApple OSS Distributions #include <stdarg.h>
26*0f4c859eSApple OSS Distributions #include <sys/fcntl.h>
27*0f4c859eSApple OSS Distributions #include <sys/errno.h>
28*0f4c859eSApple OSS Distributions #include <sys/content_protection.h>
29*0f4c859eSApple OSS Distributions
30*0f4c859eSApple OSS Distributions int __open_dprotected_np(const char* path, int flags, int class, int dpflags, int mode);
31*0f4c859eSApple OSS Distributions int __openat_dprotected_np(int fd, const char* path, int flags, int class, int dpflags, int mode, int authfd);
32*0f4c859eSApple OSS Distributions
33*0f4c859eSApple OSS Distributions int
open_dprotected_np(const char * path,int flags,int class,int dpflags,...)34*0f4c859eSApple OSS Distributions open_dprotected_np(const char *path, int flags, int class, int dpflags, ...)
35*0f4c859eSApple OSS Distributions {
36*0f4c859eSApple OSS Distributions int mode = 0;
37*0f4c859eSApple OSS Distributions
38*0f4c859eSApple OSS Distributions if (dpflags & O_DP_AUTHENTICATE) {
39*0f4c859eSApple OSS Distributions errno = EINVAL;
40*0f4c859eSApple OSS Distributions return -1;
41*0f4c859eSApple OSS Distributions }
42*0f4c859eSApple OSS Distributions
43*0f4c859eSApple OSS Distributions if (flags & O_CREAT) {
44*0f4c859eSApple OSS Distributions va_list ap;
45*0f4c859eSApple OSS Distributions va_start(ap, dpflags);
46*0f4c859eSApple OSS Distributions mode = va_arg(ap, int);
47*0f4c859eSApple OSS Distributions va_end(ap);
48*0f4c859eSApple OSS Distributions }
49*0f4c859eSApple OSS Distributions return __open_dprotected_np(path, flags, class, dpflags, mode);
50*0f4c859eSApple OSS Distributions }
51*0f4c859eSApple OSS Distributions
52*0f4c859eSApple OSS Distributions int
openat_dprotected_np(int fd,const char * path,int flags,int class,int dpflags,...)53*0f4c859eSApple OSS Distributions openat_dprotected_np(int fd, const char *path, int flags, int class, int dpflags, ...)
54*0f4c859eSApple OSS Distributions {
55*0f4c859eSApple OSS Distributions int mode = 0;
56*0f4c859eSApple OSS Distributions
57*0f4c859eSApple OSS Distributions if (dpflags & O_DP_AUTHENTICATE) {
58*0f4c859eSApple OSS Distributions errno = EINVAL;
59*0f4c859eSApple OSS Distributions return -1;
60*0f4c859eSApple OSS Distributions }
61*0f4c859eSApple OSS Distributions
62*0f4c859eSApple OSS Distributions if (flags & O_CREAT) {
63*0f4c859eSApple OSS Distributions va_list ap;
64*0f4c859eSApple OSS Distributions va_start(ap, dpflags);
65*0f4c859eSApple OSS Distributions mode = va_arg(ap, int);
66*0f4c859eSApple OSS Distributions va_end(ap);
67*0f4c859eSApple OSS Distributions }
68*0f4c859eSApple OSS Distributions return __openat_dprotected_np(fd, path, flags, class, dpflags, mode, AUTH_OPEN_NOAUTHFD);
69*0f4c859eSApple OSS Distributions }
70*0f4c859eSApple OSS Distributions
71*0f4c859eSApple OSS Distributions int
openat_authenticated_np(int fd,const char * path,int flags,int authfd)72*0f4c859eSApple OSS Distributions openat_authenticated_np(int fd, const char *path, int flags, int authfd)
73*0f4c859eSApple OSS Distributions {
74*0f4c859eSApple OSS Distributions if (flags & O_CREAT) {
75*0f4c859eSApple OSS Distributions errno = EINVAL;
76*0f4c859eSApple OSS Distributions return -1;
77*0f4c859eSApple OSS Distributions }
78*0f4c859eSApple OSS Distributions
79*0f4c859eSApple OSS Distributions if ((authfd != AUTH_OPEN_NOAUTHFD) && (authfd < 0)) {
80*0f4c859eSApple OSS Distributions errno = EBADF;
81*0f4c859eSApple OSS Distributions return -1;
82*0f4c859eSApple OSS Distributions }
83*0f4c859eSApple OSS Distributions
84*0f4c859eSApple OSS Distributions return __openat_dprotected_np(fd, path, flags, PROTECTION_CLASS_DEFAULT, O_DP_AUTHENTICATE, 0, authfd);
85*0f4c859eSApple OSS Distributions }
86