1 /******************************************************************************/
2 /* Copyright (c) Jens Axboe <axboe@kernel.dk>, 2009                           */
3 /*                                                                            */
4 /* LKML Reference: http://lkml.org/lkml/2009/4/2/55                           */
5 /*                                                                            */
6 /* This program is free software;  you can redistribute it and/or modify      */
7 /* it under the terms of the GNU General Public License as published by       */
8 /* the Free Software Foundation; either version 2 of the License, or          */
9 /* (at your option) any later version.                                        */
10 /*                                                                            */
11 /* This program is distributed in the hope that it will be useful,            */
12 /* but WITHOUT ANY WARRANTY;  without even the implied warranty of            */
13 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See                  */
14 /* the GNU General Public License for more details.                           */
15 /*                                                                            */
16 /* You should have received a copy of the GNU General Public License          */
17 /* along with this program;  if not, write to the Free Software Foundation,   */
18 /* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA           */
19 /*                                                                            */
20 /******************************************************************************/
21 /******************************************************************************/
22 /* Description: This tests the splice() syscall                               */
23 /******************************************************************************/
24 #define _GNU_SOURCE
25 
26 #include <stdio.h>
27 #include <stdlib.h>
28 #include <unistd.h>
29 #include <fcntl.h>
30 
31 #include "tst_test.h"
32 #include "lapi/splice.h"
33 
34 #define SPLICE_SIZE (64*1024)
35 
36 static void splice_test(void)
37 {
38 	int fd;
39 
40 	fd = SAFE_OPEN("splice02-temp", O_WRONLY | O_CREAT | O_TRUNC, 0644);
41 
42 	TEST(splice(STDIN_FILENO, NULL, fd, NULL, SPLICE_SIZE, 0));
43 	if (TEST_RETURN < 0) {
44 		tst_res(TFAIL, "splice failed - errno = %d : %s",
45 			TEST_ERRNO, strerror(TEST_ERRNO));
46 	} else {
47 		tst_res(TPASS, "splice() system call Passed");
48 	}
49 
50 	SAFE_CLOSE(fd);
51 }
52 
53 static struct tst_test test = {
54 	.test_all = splice_test,
55 	.needs_tmpdir = 1,
56 	.min_kver = "2.6.17",
57 };
58