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 <assert.h> 31 #include <stdio.h> 32 #include <stdint.h> 33 #include <unistd.h> 34 #include <sys/time.h> 35 #include <asm/unistd.h> 36 37 int 38 main(void) 39 { 40 TAIL_ALLOC_OBJECT_CONST_PTR(struct timeval, tv); 41 TAIL_ALLOC_OBJECT_CONST_PTR(struct timezone, tz); 42 43 if (syscall(__NR_gettimeofday, tv, NULL)) 44 perror_msg_and_skip("gettimeofday"); 45 printf("gettimeofday({tv_sec=%lld, tv_usec=%llu}, NULL) = 0\n", 46 (long long) tv->tv_sec, 47 zero_extend_signed_to_ull(tv->tv_usec)); 48 49 if (syscall(__NR_gettimeofday, tv, tz)) 50 perror_msg_and_skip("gettimeofday"); 51 printf("gettimeofday({tv_sec=%lld, tv_usec=%llu}" 52 ", {tz_minuteswest=%d, tz_dsttime=%d}) = 0\n", 53 (long long) tv->tv_sec, 54 zero_extend_signed_to_ull(tv->tv_usec), 55 tz->tz_minuteswest, tz->tz_dsttime); 56 57 tv->tv_sec = -1; 58 tv->tv_usec = 1000000; 59 assert(syscall(__NR_settimeofday, tv, tz) == -1); 60 printf("settimeofday({tv_sec=%lld, tv_usec=%llu}" 61 ", {tz_minuteswest=%d, tz_dsttime=%d}) = -1 EINVAL (%m)\n", 62 (long long) tv->tv_sec, 63 zero_extend_signed_to_ull(tv->tv_usec), 64 tz->tz_minuteswest, tz->tz_dsttime); 65 66 tv->tv_sec = 0xdeadbeefU; 67 tv->tv_usec = 0xfacefeedU; 68 assert(syscall(__NR_settimeofday, tv, tz) == -1); 69 printf("settimeofday({tv_sec=%lld, tv_usec=%llu}" 70 ", {tz_minuteswest=%d, tz_dsttime=%d}) = -1 EINVAL (%m)\n", 71 (long long) tv->tv_sec, 72 zero_extend_signed_to_ull(tv->tv_usec), 73 tz->tz_minuteswest, tz->tz_dsttime); 74 75 tv->tv_sec = (time_t) 0xcafef00ddeadbeefLL; 76 tv->tv_usec = (long) 0xbadc0dedfacefeedLL; 77 assert(syscall(__NR_settimeofday, tv, tz) == -1); 78 printf("settimeofday({tv_sec=%lld, tv_usec=%llu}" 79 ", {tz_minuteswest=%d, tz_dsttime=%d}) = -1 EINVAL (%m)\n", 80 (long long) tv->tv_sec, 81 zero_extend_signed_to_ull(tv->tv_usec), 82 tz->tz_minuteswest, tz->tz_dsttime); 83 84 puts("+++ exited with 0 +++"); 85 return 0; 86 } 87
