1/*
2 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24/*
25 * File I/O stubs
26 *
27 * Linux and other OSs may use open64, lseek64 instead of defaulting off_t to
28 * 64-bits like OSX does. This file provides cover functions to always perform
29 * 64-bit file I/O.
30 */
31
32#ifndef _DKOPEN_H_
33#define _DKOPEN_H_
34
35/* Must predefine the large file flags before including sys/types.h */
36#if defined (linux)
37#define _LARGEFILE_SOURCE
38#define _LARGEFILE64_SOURCE
39#elif defined (__APPLE__)
40#else
41#error Platform not recognized
42#endif
43
44#include <sys/types.h>
45
46/* Typedef off64_t for platforms that don't have it declared */
47#if defined (__APPLE__) && !defined (linux)
48typedef u_int64_t off64_t;
49#endif
50
51int dkopen (const char *path, int flags, int mode);
52int dkclose (int filedes);
53
54off64_t dklseek (int fileds, off64_t offset, int whence);
55
56#endif
57