Dmitry V. Levin
baeff232ce
* tests/fchmodat.c: New file. * tests/fchmodat.test: New test. * tests/.gitignore: Add fchmodat. * tests/Makefile.am (check_PROGRAMS): Likewise. (DECODER_TESTS): Add fchmodat.test.
77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
/*
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* Check decoding of fchmodat syscall.
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*
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* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
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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 <sys/syscall.h>
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#ifdef __NR_fchmodat
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# include <errno.h>
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# include <fcntl.h>
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# include <stdio.h>
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# include <unistd.h>
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int
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main(void)
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{
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static const char sample[] = "fchmodat_sample";
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const char *err;
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if (open(sample, O_RDONLY | O_CREAT, 0400) == -1)
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perror_msg_and_fail("open");
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if (syscall(__NR_fchmodat, -100, sample, 0600) == 0) {
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printf("fchmodat(AT_FDCWD, \"%s\", 0600) = 0\n", sample);
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if (unlink(sample))
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perror_msg_and_fail("unlink");
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if (syscall(__NR_fchmodat, -100, sample, 0600) != -1)
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perror_msg_and_fail("fchmodat");
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err = "ENOENT";
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} else {
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if (errno != ENOSYS)
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perror_msg_and_fail("fchmodat");
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err = "ENOSYS";
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}
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printf("fchmodat(AT_FDCWD, \"%s\", 0600) = -1 %s (%m)\n",
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sample, err);
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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_fchmodat")
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#endif
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