1 /* 2 * Check decoding of utimes syscall. 3 * 4 * Copyright (c) 2015-2016 Dmitry V. Levin <ldv (at) altlinux.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #include "tests.h" 31 #include <asm/unistd.h> 32 33 #ifdef __NR_utimes 34 35 # include <stdint.h> 36 # include <stdio.h> 37 # include <sys/time.h> 38 # include <unistd.h> 39 40 int 41 main(void) 42 { 43 struct timeval tv; 44 if (gettimeofday(&tv, NULL)) 45 perror_msg_and_fail("gettimeofday"); 46 47 static const char sample[] = "utimes_sample"; 48 49 long rc = syscall(__NR_utimes, sample, 0); 50 printf("utimes(\"%s\", NULL) = %ld %s (%m)\n", 51 sample, rc, errno2name()); 52 53 struct timeval *const ts = tail_alloc(sizeof(*ts) * 2); 54 55 ts[0].tv_sec = tv.tv_sec; 56 ts[0].tv_usec = tv.tv_usec; 57 ts[1].tv_sec = tv.tv_sec - 1; 58 ts[1].tv_usec = tv.tv_usec + 1; 59 60 rc = syscall(__NR_utimes, 0, ts + 2); 61 printf("utimes(NULL, %p) = %ld %s (%m)\n", ts + 2, rc, errno2name()); 62 63 rc = syscall(__NR_utimes, 0, ts + 1); 64 printf("utimes(NULL, [{tv_sec=%jd, tv_usec=%jd}, %p]) = " 65 "%ld %s (%m)\n", 66 (intmax_t) ts[1].tv_sec, (intmax_t) ts[1].tv_usec, 67 ts + 2, rc, errno2name()); 68 69 rc = syscall(__NR_utimes, "", ts); 70 printf("utimes(\"\", [{tv_sec=%jd, tv_usec=%jd}, " 71 "{tv_sec=%jd, tv_usec=%jd}]) = %ld %s (%m)\n", 72 (intmax_t) ts[0].tv_sec, (intmax_t) ts[0].tv_usec, 73 (intmax_t) ts[1].tv_sec, (intmax_t) ts[1].tv_usec, 74 rc, errno2name()); 75 76 puts("+++ exited with 0 +++"); 77 return 0; 78 } 79 80 #else 81 82 SKIP_MAIN_UNDEFINED("__NR_utimes") 83 84 #endif 85
