61 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			61 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
| // SPDX-License-Identifier: GPL-2.0-or-later
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| /*
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|  * Copyright (c) International Business Machines  Corp., 2001
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|  * Copyright (c) Red Hat Inc., 2007
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|  * 11/2007 Copyed from sendfile02.c by Masatake YAMATO
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|  */
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| 
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| /*\
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|  * [Description]
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|  *
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|  * Testcase to test that sendfile(2) system call returns EINVAL when passing
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|  * negative offset.
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|  *
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|  * [Algorithm]
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|  *
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|  * Call sendfile with offset = -1.
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|  */
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| 
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| #include <stdio.h>
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| #include <errno.h>
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| #include <fcntl.h>
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| #include <sys/stat.h>
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| #include <sys/sendfile.h>
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| #include <sys/types.h>
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| #include <sys/socket.h>
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| #include <sys/mman.h>
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| #include <netinet/in.h>
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| #include <arpa/inet.h>
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| 
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| #include "tst_test.h"
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| 
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| static int in_fd;
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| static int out_fd;
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| 
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| static void setup(void)
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| {
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| 	in_fd = SAFE_OPEN("in_file", O_CREAT | O_RDWR, 0600);
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| 	out_fd = SAFE_CREAT("out_file", 0600);
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| }
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| 
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| static void cleanup(void)
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| {
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| 	SAFE_CLOSE(in_fd);
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| 	SAFE_CLOSE(out_fd);
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| }
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| 
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| static void run(void)
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| {
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| 	off_t offset = -1;
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| 
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| 	TST_EXP_FAIL(sendfile(out_fd, in_fd, &offset, 1), EINVAL,
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| 		     "sendfile(out, in, &offset, ..) with offset=%ld", offset);
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| }
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| 
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| static struct tst_test test = {
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| 	.needs_tmpdir = 1,
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| 	.cleanup = cleanup,
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| 	.setup = setup,
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| 	.test_all = run,
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| };
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