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87 lines
2.9 KiB
87 lines
2.9 KiB
4 months ago
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/*
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* Check decoding of utime syscall.
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*
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* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
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* Copyright (c) 2015-2017 The strace developers.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "tests.h"
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#include <asm/unistd.h>
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#ifdef __NR_utime
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# include <time.h>
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# include <utime.h>
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# include <errno.h>
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# include <stdio.h>
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# include <unistd.h>
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static long
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k_utime(const void *const filename, const void *const times)
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{
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return syscall(__NR_utime, filename, times);
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}
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int
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main(void)
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{
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static const char *const dummy_str = "dummy filename";
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const time_t t = 1492350678;
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const struct utimbuf u = { .actime = t, .modtime = t };
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const struct utimbuf *const tail_u = tail_memdup(&u, sizeof(u));
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const char *const dummy_filename =
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tail_memdup(dummy_str, sizeof(dummy_str) - 1);
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long rc = k_utime("", NULL);
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printf("utime(\"\", NULL) = %s\n", sprintrc(rc));
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rc = k_utime(dummy_filename + sizeof(dummy_str), tail_u + 1);
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printf("utime(%p, %p) = %s\n", dummy_filename + sizeof(dummy_str),
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tail_u + 1, sprintrc(rc));
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rc = k_utime(dummy_filename, (struct tm *) tail_u + 1);
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printf("utime(%p, %p) = %s\n",
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dummy_filename, (struct tm *) tail_u + 1, sprintrc(rc));
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rc = k_utime("utime\nfilename", tail_u);
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const char *errstr = sprintrc(rc);
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printf("utime(\"utime\\nfilename\", {actime=%lld", (long long) t);
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print_time_t_nsec(t, 0, 1);
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printf(", modtime=%lld", (long long) t);
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print_time_t_nsec(t, 0, 1);
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printf("}) = %s\n", errstr);
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("__NR_utime")
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#endif
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