/* * Copyright (c) 2015 Dmitry V. Levin * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include #ifdef __NR_fcntl64 # define TEST_SYSCALL_NAME fcntl64 # include "struct_flock.c" #define TEST_FLOCK64_EINVAL(cmd) test_flock64_einval(cmd, #cmd) static void test_flock64_einval(const int cmd, const char *name) { struct_kernel_flock64 fl = { .l_type = F_RDLCK, .l_start = 0xdefaced1facefeed, .l_len = 0xdefaced2cafef00d }; syscall(TEST_SYSCALL_NR, 0, cmd, &fl); printf("%s(0, %s, {l_type=F_RDLCK, l_whence=SEEK_SET" ", l_start=%jd, l_len=%jd}) = %s\n", TEST_SYSCALL_STR, name, (intmax_t) fl.l_start, (intmax_t) fl.l_len, EINVAL_STR); } static void test_flock64(void) { TEST_FLOCK64_EINVAL(F_SETLK64); TEST_FLOCK64_EINVAL(F_SETLKW64); #ifdef F_OFD_SETLK TEST_FLOCK64_EINVAL(F_OFD_SETLK); TEST_FLOCK64_EINVAL(F_OFD_SETLKW); #endif struct_kernel_flock64 fl = { .l_type = F_RDLCK, .l_len = FILE_LEN }; int rc = syscall(TEST_SYSCALL_NR, 0, F_SETLK64, &fl); printf("%s(0, F_SETLK64, {l_type=F_RDLCK, l_whence=SEEK_SET" ", l_start=0, l_len=%d}) = %s\n", TEST_SYSCALL_STR, FILE_LEN, rc ? EINVAL_STR : "0"); if (rc) return; syscall(TEST_SYSCALL_NR, 0, F_GETLK64, &fl); printf("%s(0, F_GETLK64, {l_type=F_UNLCK, l_whence=SEEK_SET" ", l_start=0, l_len=%d, l_pid=0}) = 0\n", TEST_SYSCALL_STR, FILE_LEN); syscall(TEST_SYSCALL_NR, 0, F_SETLK64, &fl); printf("%s(0, F_SETLK64, {l_type=F_UNLCK, l_whence=SEEK_SET" ", l_start=0, l_len=%d}) = 0\n", TEST_SYSCALL_STR, FILE_LEN); } int main(void) { if (create_sample()) return 77; test_flock(); test_flock64(); puts("+++ exited with 0 +++"); return 0; } #else int main(void) { return 77; } #endif