1 /*
2 * Copyright (C) 2008 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28 #include <unistd.h>
29 #include <fcntl.h>
30 #include <stdarg.h>
31 #include <stdlib.h>
32 #include "libc_logging.h"
33
34 extern int __open(const char*, int, int);
35
open(const char * pathname,int flags,...)36 int open(const char *pathname, int flags, ...)
37 {
38 mode_t mode = 0;
39
40 flags |= O_LARGEFILE;
41
42 if (flags & O_CREAT)
43 {
44 va_list args;
45
46 va_start(args, flags);
47 mode = (mode_t) va_arg(args, int);
48 va_end(args);
49 }
50
51 return __open(pathname, flags, mode);
52 }
53
__open_2(const char * pathname,int flags)54 int __open_2(const char *pathname, int flags) {
55 if (__predict_false(flags & O_CREAT)) {
56 __fortify_chk_fail("open(O_CREAT) called without specifying a mode", 0);
57 }
58
59 flags |= O_LARGEFILE;
60
61 return __open(pathname, flags, 0);
62 }
63