1 /*
2  * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
3  * Copyright (c) 2015-2017 The strace developers.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. The name of the author may not be used to endorse or promote products
15  *    derived from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #include "tests.h"
30 #include <asm/unistd.h>
31 
32 #ifdef __NR_fcntl64
33 
34 # define TEST_SYSCALL_NR __NR_fcntl64
35 # define TEST_SYSCALL_STR "fcntl64"
36 # include "struct_flock.c"
37 
38 # define TEST_FLOCK64_EINVAL(cmd) test_flock64_einval(cmd, #cmd)
39 
40 static void
41 test_flock64_einval(const int cmd, const char *name)
42 {
43 	struct_kernel_flock64 fl = {
44 		.l_type = F_RDLCK,
45 		.l_start = 0xdefaced1facefeedULL,
46 		.l_len = 0xdefaced2cafef00dULL
47 	};
48 	long rc = invoke_test_syscall(cmd, &fl);
49 	printf("%s(0, %s, {l_type=F_RDLCK, l_whence=SEEK_SET"
50 	       ", l_start=%jd, l_len=%jd}) = %s\n", TEST_SYSCALL_STR, name,
51 	       (intmax_t) fl.l_start, (intmax_t) fl.l_len, sprintrc(rc));
52 }
53 
54 static void
55 test_flock64(void)
56 {
57 	TEST_FLOCK64_EINVAL(F_SETLK64);
58 	TEST_FLOCK64_EINVAL(F_SETLKW64);
59 # ifdef F_OFD_SETLK
60 	TEST_FLOCK64_EINVAL(F_OFD_SETLK);
61 	TEST_FLOCK64_EINVAL(F_OFD_SETLKW);
62 # endif
63 
64 	struct_kernel_flock64 fl = {
65 		.l_type = F_RDLCK,
66 		.l_len = FILE_LEN
67 	};
68 	long rc = invoke_test_syscall(F_SETLK64, &fl);
69 	printf("%s(0, F_SETLK64, {l_type=F_RDLCK, l_whence=SEEK_SET"
70 	       ", l_start=0, l_len=%d}) = %s\n",
71 	       TEST_SYSCALL_STR, FILE_LEN, sprintrc(rc));
72 
73 	if (rc)
74 		return;
75 
76 	invoke_test_syscall(F_GETLK64, &fl);
77 	printf("%s(0, F_GETLK64, {l_type=F_UNLCK, l_whence=SEEK_SET"
78 	       ", l_start=0, l_len=%d, l_pid=0}) = 0\n",
79 	       TEST_SYSCALL_STR, FILE_LEN);
80 
81 	invoke_test_syscall(F_SETLK64, &fl);
82 	printf("%s(0, F_SETLK64, {l_type=F_UNLCK, l_whence=SEEK_SET"
83 	       ", l_start=0, l_len=%d}) = 0\n",
84 	       TEST_SYSCALL_STR, FILE_LEN);
85 }
86 
87 int
88 main(void)
89 {
90 	create_sample();
91 	test_flock();
92 	test_flock64();
93 
94 	puts("+++ exited with 0 +++");
95 	return 0;
96 }
97 
98 #else
99 
100 SKIP_MAIN_UNDEFINED("__NR_fcntl64")
101 
102 #endif
103