68 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			68 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C
		
	
	
	
| // SPDX-License-Identifier: GPL-2.0-or-later
 | |
| /*
 | |
|  * Copyright (c) International Business Machines  Corp., 2001
 | |
|  * 07/2001 Ported by Wayne Boyer
 | |
|  */
 | |
| 
 | |
| /*\
 | |
|  * [Description]
 | |
|  *
 | |
|  * Testcase to test that sendfile(2) system call returns EBADF when passing
 | |
|  * wrong out_fd or in_fd.
 | |
|  *
 | |
|  * There are four cases:
 | |
|  *
 | |
|  * - in_fd == -1
 | |
|  * - out_fd = -1
 | |
|  * - in_fd opened with O_WRONLY
 | |
|  * - out_fd opened with O_RDONLY
 | |
|  */
 | |
| 
 | |
| #include <stdio.h>
 | |
| #include <errno.h>
 | |
| #include <fcntl.h>
 | |
| #include <sys/sendfile.h>
 | |
| 
 | |
| #include "tst_test.h"
 | |
| 
 | |
| static int in_fd;
 | |
| static int out_fd;
 | |
| static int negative_fd = -1;
 | |
| 
 | |
| struct test_case_t {
 | |
| 	int *in_fd;
 | |
| 	int *out_fd;
 | |
| 	const char *desc;
 | |
| } tc[] = {
 | |
| 	{&in_fd, &negative_fd, "out_fd=-1"},
 | |
| 	{&in_fd, &in_fd, "out_fd=O_RDONLY"},
 | |
| 	{&negative_fd, &out_fd, "in_fd=-1"},
 | |
| 	{&out_fd, &out_fd, "out_fd=O_WRONLY"},
 | |
| };
 | |
| 
 | |
| static void setup(void)
 | |
| {
 | |
| 	in_fd = SAFE_OPEN("in_file", O_CREAT | O_RDONLY, 0600);
 | |
| 	out_fd = SAFE_CREAT("out_file", 0600);
 | |
| }
 | |
| 
 | |
| static void cleanup(void)
 | |
| {
 | |
| 	SAFE_CLOSE(in_fd);
 | |
| 	SAFE_CLOSE(out_fd);
 | |
| }
 | |
| 
 | |
| static void run(unsigned int i)
 | |
| {
 | |
| 	TST_EXP_FAIL(sendfile(*(tc[i].out_fd), *(tc[i].in_fd), NULL, 1),
 | |
| 		     EBADF, "sendfile(..) with %s", tc[i].desc);
 | |
| }
 | |
| 
 | |
| static struct tst_test test = {
 | |
| 	.tcnt = ARRAY_SIZE(tc),
 | |
| 	.needs_tmpdir = 1,
 | |
| 	.cleanup = cleanup,
 | |
| 	.setup = setup,
 | |
| 	.test = run,
 | |
| };
 |