1 /*
2 * Copyright (c) International Business Machines Corp., 2007
3 * Copyright (c) 2014 Fujitsu Ltd.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Library General Public License for more details.
14 *
15 */
16
17 #ifndef FALLOCATE_H
18 #define FALLOCATE_H
19
20 #include <sys/types.h>
21 #include <endian.h>
22 #include "config.h"
23 #include "lapi/abisize.h"
24 #include "lapi/seek.h"
25 #include "lapi/syscalls.h"
26
27 #ifndef FALLOC_FL_KEEP_SIZE
28 # define FALLOC_FL_KEEP_SIZE 0x01
29 #endif
30
31 #ifndef FALLOC_FL_PUNCH_HOLE
32 # define FALLOC_FL_PUNCH_HOLE 0x02
33 #endif
34
35 #ifndef FALLOC_FL_COLLAPSE_RANGE
36 # define FALLOC_FL_COLLAPSE_RANGE 0x08
37 #endif
38
39 #ifndef FALLOC_FL_ZERO_RANGE
40 # define FALLOC_FL_ZERO_RANGE 0x10
41 #endif
42
43 #ifndef FALLOC_FL_INSERT_RANGE
44 # define FALLOC_FL_INSERT_RANGE 0x20
45 #endif
46
47 #if !defined(HAVE_FALLOCATE)
48
49 # ifdef __TEST_H__
50 # define TST_SYSCALL_WRAPPER ltp_syscall
51 # else
52 # define TST_SYSCALL_WRAPPER tst_syscall
53 # endif /* __TEST_H__ */
54
fallocate(int fd,int mode,loff_t offset,loff_t len)55 static inline long fallocate(int fd, int mode, loff_t offset, loff_t len)
56 {
57 /* Deal with 32bit ABIs that have 64bit syscalls. */
58 # if LTP_USE_64_ABI
59 return TST_SYSCALL_WRAPPER(__NR_fallocate, fd, mode, offset, len);
60 # else
61 return (long)TST_SYSCALL_WRAPPER(__NR_fallocate, fd, mode,
62 __LONG_LONG_PAIR((off_t) (offset >> 32),
63 (off_t) offset),
64 __LONG_LONG_PAIR((off_t) (len >> 32),
65 (off_t) len));
66 # endif
67 }
68 #endif
69
70 #endif /* FALLOCATE_H */
71