68 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			68 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * This file is part of copy_file_range strace test.
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|  *
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|  * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
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|  * Copyright (c) 2016-2017 The strace developers.
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions
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|  * are met:
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|  * 1. Redistributions of source code must retain the above copyright
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|  *    notice, this list of conditions and the following disclaimer.
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|  * 2. Redistributions in binary form must reproduce the above copyright
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|  *    notice, this list of conditions and the following disclaimer in the
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|  *    documentation and/or other materials provided with the distribution.
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|  * 3. The name of the author may not be used to endorse or promote products
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|  *    derived from this software without specific prior written permission.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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|  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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|  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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|  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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|  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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|  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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|  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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|  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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|  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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|  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #include "tests.h"
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| #include <asm/unistd.h>
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| #include "scno.h"
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| 
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| #if defined __NR_copy_file_range
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| 
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| # include <stdio.h>
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| # include <unistd.h>
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| 
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| int
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| main(void)
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| {
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| 	const long int fd_in = (long int) 0xdeadbeefffffffff;
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| 	const long int fd_out = (long int) 0xdeadbeeffffffffe;
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| 	TAIL_ALLOC_OBJECT_CONST_PTR(long long int, off_in);
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| 	TAIL_ALLOC_OBJECT_CONST_PTR(long long int, off_out);
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| 	*off_in = 0xdeadbef1facefed1;
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| 	*off_out = 0xdeadbef2facefed2;
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| 	const size_t len = (size_t) 0xdeadbef3facefed3ULL;
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| 	const unsigned int flags = 0;
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| 
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| 	long rc = syscall(__NR_copy_file_range,
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| 			  fd_in, off_in, fd_out, off_out, len, flags);
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| 	printf("copy_file_range(%d, [%lld], %d, [%lld], %zu, %u)"
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| 	       " = %ld %s (%m)\n",
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| 	       (int) fd_in, *off_in, (int) fd_out, *off_out, len, flags,
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| 	       rc, errno2name());
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| 
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| 	puts("+++ exited with 0 +++");
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| 	return 0;
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| }
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| 
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| #else
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| 
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| SKIP_MAIN_UNDEFINED("__NR_copy_file_range")
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| 
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| #endif
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