From 4e9269aebc931f61d25a77b6dbfe29a9c4f805a6 Mon Sep 17 00:00:00 2001 From: "Dmitry V. Levin" Date: Tue, 26 Apr 2016 15:34:03 +0000 Subject: [PATCH] tests: check decoding of futimesat syscall * tests/futimesat.c: New file. * tests/futimesat.test: New test. * tests/.gitignore: Add futimesat. * tests/Makefile.am (check_PROGRAMS): Likewise. (DECODER_TESTS): Add futimesat.test. --- tests/.gitignore | 1 + tests/Makefile.am | 2 + tests/futimesat.c | 87 ++++++++++++++++++++++++++++++++++++++++++++ tests/futimesat.test | 6 +++ 4 files changed, 96 insertions(+) create mode 100644 tests/futimesat.c create mode 100755 tests/futimesat.test diff --git a/tests/.gitignore b/tests/.gitignore index 4eb3f496..bcbf695e 100644 --- a/tests/.gitignore +++ b/tests/.gitignore @@ -61,6 +61,7 @@ fstatfs64 fsync ftruncate ftruncate64 +futimesat getcwd getdents getdents64 diff --git a/tests/Makefile.am b/tests/Makefile.am index 1e11db8a..123d2a04 100644 --- a/tests/Makefile.am +++ b/tests/Makefile.am @@ -115,6 +115,7 @@ check_PROGRAMS = \ fsync \ ftruncate \ ftruncate64 \ + futimesat \ getcwd \ getdents \ getdents64 \ @@ -379,6 +380,7 @@ DECODER_TESTS = \ fsync.test \ ftruncate.test \ ftruncate64.test \ + futimesat.test \ getcwd.test \ getdents.test \ getdents64.test \ diff --git a/tests/futimesat.c b/tests/futimesat.c new file mode 100644 index 00000000..8e7f157f --- /dev/null +++ b/tests/futimesat.c @@ -0,0 +1,87 @@ +/* + * Check decoding of futimesat syscall. + * + * Copyright (c) 2015-2016 Dmitry V. Levin + * 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 + +#ifdef __NR_futimesat + +# include +# include +# include + +#define CAST_NUM(n) \ + (sizeof(n) == sizeof(long) ? \ + (unsigned long long) (unsigned long) (n) : \ + (unsigned long long) (n)) + +int +main(void) +{ + struct timeval tv; + if (gettimeofday(&tv, NULL)) + perror_msg_and_fail("gettimeofday"); + + static const char sample[] = "futimesat_sample"; + unsigned long dirfd = (unsigned long) 0xdeadbeef00000000 | -100U; + + long rc = syscall(__NR_futimesat, dirfd, sample, 0); + printf("futimesat(AT_FDCWD, \"%s\", NULL) = %ld %s (%m)\n", + sample, rc, errno2name()); + + struct timeval *const ts = tail_alloc(sizeof(*ts) * 2); + (void) tail_alloc(1); + dirfd = (unsigned long) 0xdeadbeefffffffff; + + rc = syscall(__NR_futimesat, dirfd, 0, ts + 1); + printf("futimesat(%d, NULL, %p) = %ld %s (%m)\n", + (int) dirfd, ts + 1, rc, errno2name()); + + ts[0].tv_sec = tv.tv_sec; + ts[0].tv_usec = tv.tv_usec; + ts[1].tv_sec = tv.tv_sec - 1; + ts[1].tv_usec = tv.tv_usec + 123456; + + (void) close(0); + rc = syscall(__NR_futimesat, 0, "", ts); + printf("futimesat(0, \"\", [{%llu, %llu}, {%llu, %llu}])" + " = %ld %s (%m)\n", + CAST_NUM(ts[0].tv_sec), CAST_NUM(ts[0].tv_usec), + CAST_NUM(ts[1].tv_sec), CAST_NUM(ts[1].tv_usec), + rc, errno2name()); + + puts("+++ exited with 0 +++"); + return 0; +} + +#else + +SKIP_MAIN_UNDEFINED("__NR_futimesat") + +#endif diff --git a/tests/futimesat.test b/tests/futimesat.test new file mode 100755 index 00000000..3844a653 --- /dev/null +++ b/tests/futimesat.test @@ -0,0 +1,6 @@ +#!/bin/sh + +# Check futimesat syscall decoding. + +. "${srcdir=.}/init.sh" +run_strace_match_diff -- 2.40.0