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      1 /*
      2  * Copyright (c) 2015-2016 Dmitry V. Levin <ldv (at) 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_fcntl
     33 
     34 # define TEST_SYSCALL_NR __NR_fcntl
     35 # define TEST_SYSCALL_STR "fcntl"
     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, %p) = %s\n",
     50 	       TEST_SYSCALL_STR, name, &fl, sprintrc(rc));
     51 }
     52 
     53 static void
     54 test_flock64(void)
     55 {
     56 /*
     57  * F_[GS]ETOWN_EX had conflicting values with F_[GS]ETLK64
     58  * in kernel revisions v2.6.32-rc1~96..v2.6.32-rc7~23.
     59  */
     60 #if !defined(F_GETOWN_EX) || F_GETOWN_EX != F_SETLK64
     61 	TEST_FLOCK64_EINVAL(F_SETLK64);
     62 #endif
     63 /* F_GETLK and F_SETLKW64 have conflicting values on mips64 */
     64 #if !defined(__mips64) || F_GETLK != F_SETLKW64
     65 	TEST_FLOCK64_EINVAL(F_SETLKW64);
     66 #endif
     67 #if !defined(F_SETOWN_EX) || F_SETOWN_EX != F_GETLK64
     68 	TEST_FLOCK64_EINVAL(F_GETLK64);
     69 #endif
     70 }
     71 
     72 int
     73 main(void)
     74 {
     75 	create_sample();
     76 	test_flock();
     77 	test_flock64();
     78 
     79 	puts("+++ exited with 0 +++");
     80 	return 0;
     81 }
     82 
     83 #else
     84 
     85 SKIP_MAIN_UNDEFINED("__NR_fcntl")
     86 
     87 #endif
     88