89 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			89 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * This file is part of caps strace test.
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|  *
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|  * Copyright (c) 2014-2016 Dmitry V. Levin <ldv@altlinux.org>
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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 <errno.h>
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| #include <string.h>
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| 
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| extern int capget(int *, int *);
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| extern int capset(int *, const int *);
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| 
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| int
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| main(void)
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| {
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| 	const int data[] = { 2, 4, 0, 8, 16, 0 };
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| 	const int v1 = 0x19980330;
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| 	const int v2 = 0x20071026;
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| 	const int v3 = 0x20080522;
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| 
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| 	int * const head = tail_alloc(sizeof(int) * 2);
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| 	head[0] = v3;
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| 	head[1] = 0;
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| 	int * const tail_data = tail_alloc(sizeof(data));
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| 
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| 	capget(NULL, NULL);
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| 	capget(head + 2, tail_data);
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| 	capget(head, tail_data + ARRAY_SIZE(data));
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| 
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| 	if (capget(head, tail_data))
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| 		perror_msg_and_skip("capget");
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| 	if (head[0] != v3)
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| 		error_msg_and_skip("capget: v3 expected");
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| 
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| 	memcpy(tail_data, data, sizeof(data));
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| 
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| 	capset(NULL, NULL);
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| 	capset(head + 2, tail_data);
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| 
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| 	head[0] = 0xbadc0ded;
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| 	head[1] = 2718281828U;
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| 	capset(head, tail_data + ARRAY_SIZE(data) - 2);
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| 
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| 	head[0] = v2;
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| 	head[1] = 0;
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| 	capset(head, tail_data + ARRAY_SIZE(data) - 5);
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| 
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| 	memcpy(tail_data, data, sizeof(data));
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| 	head[0] = v3;
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| 	if (capset(head, tail_data) == 0 || errno != EPERM)
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| 		perror_msg_and_skip("capset");
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| 
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| 	memset(tail_data, 0, sizeof(data) / 2);
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| 	if (capset(head, tail_data) == 0 || errno != EPERM)
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| 		perror_msg_and_skip("capset");
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| 
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| 	memcpy(tail_data + ARRAY_SIZE(data) / 2, data, sizeof(data) / 2);
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| 	head[0] = v1;
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| 	if (capset(head, tail_data + ARRAY_SIZE(data) / 2) == 0 ||
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| 	    errno != EPERM)
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| 		perror_msg_and_skip("capset");
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| 
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| 	return 0;
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| }
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