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1 /*
2  * Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. The name of the author may not be used to endorse or promote products
14  *    derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #ifdef HAVE_CONFIG_H
29 # include "config.h"
30 #endif
31 
32 #include <sys/syscall.h>
33 
34 #ifdef __NR_fcntl
35 
36 # define TEST_SYSCALL_NAME fcntl
37 # include "struct_flock.c"
38 
39 #define TEST_FLOCK64_EINVAL(cmd) test_flock64_einval(cmd, #cmd)
40 
41 static void
test_flock64_einval(const int cmd,const char * name)42 test_flock64_einval(const int cmd, const char *name)
43 {
44 	struct_kernel_flock64 fl = {
45 		.l_type = F_RDLCK,
46 		.l_start = 0xdefaced1facefeed,
47 		.l_len = 0xdefaced2cafef00d
48 	};
49 	syscall(TEST_SYSCALL_NR, 0, cmd, &fl);
50 	printf("%s(0, %s, %p) = %s\n",
51 	       TEST_SYSCALL_STR, name, &fl, EINVAL_STR);
52 }
53 
54 static void
test_flock64(void)55 test_flock64(void)
56 {
57 /*
58  * F_[GS]ETOWN_EX had conflicting values with F_[GS]ETLK64
59  * in kernel revisions v2.6.32-rc1~96..v2.6.32-rc7~23.
60  */
61 #if !defined(F_GETOWN_EX) || F_GETOWN_EX != F_SETLK64
62 	TEST_FLOCK64_EINVAL(F_SETLK64);
63 #endif
64 	TEST_FLOCK64_EINVAL(F_SETLKW64);
65 #if !defined(F_SETOWN_EX) || F_SETOWN_EX != F_GETLK64
66 	TEST_FLOCK64_EINVAL(F_GETLK64);
67 #endif
68 }
69 
70 int
main(void)71 main(void)
72 {
73 	if (create_sample())
74 		return 77;
75 
76 	test_flock();
77 	test_flock64();
78 
79 	puts("+++ exited with 0 +++");
80 	return 0;
81 }
82 
83 #else
84 
85 int
main(void)86 main(void)
87 {
88 	return 77;
89 }
90 
91 #endif
92