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tests: check decoding of setns syscall

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* tests/setns.c: New file.
* tests/setns.test: New test.
* tests/.gitignore: Add setns.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add setns.test.
This commit is contained in:
Eugene Syromyatnikov 2016-10-18 22:32:07 +03:00
parent 7b0ae21f5c
commit 3fa672fa7a
4 changed files with 84 additions and 0 deletions
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1
tests/.gitignore vendored
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@ -258,6 +258,7 @@ setgid32
setgroups
setgroups32
sethostname
setns
setregid
setregid32
setresgid

2
tests/Makefile.am
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@ -316,6 +316,7 @@ check_PROGRAMS = \
setgroups \
setgroups32 \
sethostname \
setns \
setregid \
setregid32 \
setresgid \
@ -665,6 +666,7 @@ DECODER_TESTS = \
setgroups.test \
setgroups32.test \
sethostname.test \
setns.test \
setregid.test \
setregid32.test \
setresgid.test \

75
tests/setns.c Normal file
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@ -0,0 +1,75 @@
/*
* Check decoding of setns syscall.
*
* Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com>
* 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.
*/
#include "tests.h"
#include <asm/unistd.h>
#ifdef __NR_setns
# include <stdio.h>
# include <unistd.h>
# include "kernel_types.h"
int
main(void)
{
static const kernel_ulong_t bogus_fd =
(kernel_ulong_t) 0xfeedfacedeadc0deULL;
static struct {
kernel_ulong_t val;
const char *str;
} nstypes[] = {
{ (kernel_ulong_t) 0xdefaced100000000ULL, "0" },
{ (kernel_ulong_t) 0xbadc0dedfeedfaceULL,
"0xfeedface /* CLONE_NEW??? */" },
{ (kernel_ulong_t) 0xca75f15702000000ULL, "CLONE_NEWCGROUP" },
};
long rc;
unsigned int i;
for (i = 0; i < ARRAY_SIZE(nstypes); i++) {
rc = syscall(__NR_setns, bogus_fd, nstypes[i].val);
printf("setns(%d, %s) = %s\n",
(int) bogus_fd, nstypes[i].str, sprintrc(rc));
}
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_setns");
#endif

6
tests/setns.test Executable file
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@ -0,0 +1,6 @@
#!/bin/sh
# Check decoding of setns syscall.
. "${srcdir=.}/init.sh"
run_strace_match_diff -a21