1 /*
2 * This file is part of splice strace test.
3 *
4 * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
5 * Copyright (c) 2016-2017 The strace developers.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "tests.h"
32 #include <asm/unistd.h>
33
34 #if defined __NR_splice
35
36 # include <stdio.h>
37 # include <unistd.h>
38
39 int
main(void)40 main(void)
41 {
42 const long int fd_in = (long int) 0xdeadbeefffffffffULL;
43 const long int fd_out = (long int) 0xdeadbeeffffffffeULL;
44 TAIL_ALLOC_OBJECT_CONST_PTR(long long int, off_in);
45 TAIL_ALLOC_OBJECT_CONST_PTR(long long int, off_out);
46 *off_in = 0xdeadbef1facefed1ULL;
47 *off_out = 0xdeadbef2facefed2ULL;
48 const size_t len = (size_t) 0xdeadbef3facefed3ULL;
49 const unsigned int flags = 15;
50
51 long rc = syscall(__NR_splice,
52 fd_in, off_in, fd_out, off_out, len, flags);
53 printf("splice(%d, [%lld], %d, [%lld], %zu, %s) = %ld %s (%m)\n",
54 (int) fd_in, *off_in, (int) fd_out, *off_out, len,
55 "SPLICE_F_MOVE|SPLICE_F_NONBLOCK|SPLICE_F_MORE|SPLICE_F_GIFT",
56 rc, errno2name());
57
58 puts("+++ exited with 0 +++");
59 return 0;
60 }
61
62 #else
63
64 SKIP_MAIN_UNDEFINED("__NR_splice")
65
66 #endif
67