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207 lines
6.6 KiB
207 lines
6.6 KiB
/* |
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* Check decoding of utimensat syscall. |
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* |
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* Copyright (c) 2015-2017 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 <fcntl.h> |
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#include <stdint.h> |
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#include <stdio.h> |
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#include <sys/stat.h> |
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#include <sys/time.h> |
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#include <unistd.h> |
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#include <asm/unistd.h> |
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#if defined __NR_utimensat && defined UTIME_NOW && defined UTIME_OMIT |
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static void |
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print_ts(const struct timespec *ts) |
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{ |
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printf("{tv_sec=%lld, tv_nsec=%llu}", (long long) ts->tv_sec, |
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zero_extend_signed_to_ull(ts->tv_nsec)); |
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print_time_t_nsec(ts->tv_sec, |
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zero_extend_signed_to_ull(ts->tv_nsec), 1); |
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} |
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static const char *errstr; |
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static long |
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k_utimensat(const kernel_ulong_t dirfd, |
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const kernel_ulong_t pathname, |
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const kernel_ulong_t times, |
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const kernel_ulong_t flags) |
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{ |
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long rc = syscall(__NR_utimensat, dirfd, pathname, times, flags); |
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errstr = sprintrc(rc); |
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return rc; |
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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 kernel_ulong_t bogus_fd = |
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(kernel_ulong_t) 0xbadc0deddeadbeef; |
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static const kernel_ulong_t kfdcwd = |
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(kernel_ulong_t) 0xdefaced00000000 | -100U; |
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static const char proto_fname[] = "utimensat\nfilename"; |
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static const char qname[] = "\"utimensat\\nfilename\""; |
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char *const fname = tail_memdup(proto_fname, sizeof(proto_fname)); |
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const kernel_ulong_t kfname = (uintptr_t) fname; |
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struct timespec *const ts = tail_alloc(sizeof(*ts) * 2); |
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(void) close(0); |
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/* dirfd */ |
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k_utimensat(0, kfname, 0, 0); |
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printf("utimensat(0, %s, NULL, 0) = %s\n", qname, errstr); |
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k_utimensat(bogus_fd, kfname, 0, 0); |
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printf("utimensat(%d, %s, NULL, 0) = %s\n", |
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(int) bogus_fd, qname, errstr); |
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k_utimensat(-100U, kfname, 0, 0); |
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printf("utimensat(AT_FDCWD, %s, NULL, 0) = %s\n", qname, errstr); |
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k_utimensat(kfdcwd, kfname, 0, 0); |
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printf("utimensat(AT_FDCWD, %s, NULL, 0) = %s\n", qname, errstr); |
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/* pathname */ |
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k_utimensat(kfdcwd, 0, 0, 0); |
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printf("utimensat(AT_FDCWD, NULL, NULL, 0) = %s\n", errstr); |
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k_utimensat(kfdcwd, kfname + sizeof(proto_fname) - 1, 0, 0); |
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printf("utimensat(AT_FDCWD, \"\", NULL, 0) = %s\n", errstr); |
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fname[sizeof(proto_fname) - 1] = '+'; |
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k_utimensat(kfdcwd, kfname, 0, 0); |
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fname[sizeof(proto_fname) - 1] = '\0'; |
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printf("utimensat(AT_FDCWD, %p, NULL, 0) = %s\n", fname, errstr); |
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if (F8ILL_KULONG_SUPPORTED) { |
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k_utimensat(kfdcwd, f8ill_ptr_to_kulong(fname), 0, 0); |
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printf("utimensat(AT_FDCWD, %#jx, NULL, 0) = %s\n", |
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(uintmax_t) f8ill_ptr_to_kulong(fname), errstr); |
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} |
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/* times */ |
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k_utimensat(kfdcwd, kfname, (uintptr_t) (ts + 1), 0); |
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printf("utimensat(AT_FDCWD, %s, %p, 0) = %s\n", |
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qname, ts + 1, errstr); |
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k_utimensat(kfdcwd, kfname, (uintptr_t) (ts + 2), 0); |
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printf("utimensat(AT_FDCWD, %s, %p, 0)" |
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" = %s\n", qname, ts + 2, errstr); |
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ts[0].tv_sec = 1492358706; |
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ts[0].tv_nsec = 123456789; |
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ts[1].tv_sec = 1492357068; |
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ts[1].tv_nsec = 234567890; |
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k_utimensat(kfdcwd, kfname, (uintptr_t) ts, 0x100); |
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printf("utimensat(AT_FDCWD, %s, [", qname); |
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print_ts(&ts[0]); |
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printf(", "); |
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print_ts(&ts[1]); |
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printf("], AT_SYMLINK_NOFOLLOW) = %s\n", errstr); |
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ts[0].tv_sec = -1; |
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ts[0].tv_nsec = 2000000000; |
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ts[1].tv_sec = (time_t) -0x100000001LL; |
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ts[1].tv_nsec = 2345678900U; |
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k_utimensat(kfdcwd, kfname, (uintptr_t) ts, 0x100); |
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printf("utimensat(AT_FDCWD, %s, [", qname); |
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print_ts(&ts[0]); |
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printf(", "); |
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print_ts(&ts[1]); |
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printf("], AT_SYMLINK_NOFOLLOW) = %s\n", errstr); |
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ts[0].tv_sec = 0; |
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ts[0].tv_nsec = 0; |
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ts[1].tv_sec = (time_t) 0xcafef00ddeadbeefLL; |
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ts[1].tv_nsec = 0; |
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k_utimensat(kfdcwd, kfname, (uintptr_t) ts, 0x100); |
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printf("utimensat(AT_FDCWD, %s, [", qname); |
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print_ts(&ts[0]); |
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printf(", "); |
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print_ts(&ts[1]); |
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printf("], AT_SYMLINK_NOFOLLOW) = %s\n", errstr); |
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ts[0].tv_sec = 0xdeadbeefU; |
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ts[0].tv_nsec = 0xfacefeedU; |
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ts[1].tv_sec = (time_t) 0xcafef00ddeadbeefLL; |
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ts[1].tv_nsec = (long) 0xbadc0dedfacefeedLL; |
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k_utimensat(kfdcwd, kfname, (uintptr_t) ts, 0x100); |
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printf("utimensat(AT_FDCWD, %s, [", qname); |
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print_ts(&ts[0]); |
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printf(", "); |
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print_ts(&ts[1]); |
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printf("], AT_SYMLINK_NOFOLLOW) = %s\n", errstr); |
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ts[0].tv_nsec = UTIME_NOW; |
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ts[1].tv_nsec = UTIME_OMIT; |
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k_utimensat(kfdcwd, kfname, (uintptr_t) ts, 0x100); |
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printf("utimensat(AT_FDCWD, %s, [UTIME_NOW, UTIME_OMIT]" |
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", AT_SYMLINK_NOFOLLOW) = %s\n", qname, errstr); |
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if (F8ILL_KULONG_SUPPORTED) { |
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k_utimensat(kfdcwd, kfname, f8ill_ptr_to_kulong(ts), 0); |
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printf("utimensat(AT_FDCWD, %s, %#jx, 0) = %s\n", |
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qname, (uintmax_t) f8ill_ptr_to_kulong(ts), errstr); |
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} |
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/* flags */ |
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k_utimensat(kfdcwd, kfname, (uintptr_t) ts, |
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(kernel_ulong_t) 0xdefaced00000200); |
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printf("utimensat(AT_FDCWD, %s, [UTIME_NOW, UTIME_OMIT]" |
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", AT_REMOVEDIR) = %s\n", |
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qname, errstr); |
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k_utimensat(kfdcwd, kfname, (uintptr_t) ts, |
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(kernel_ulong_t) 0xdefaced00000600); |
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printf("utimensat(AT_FDCWD, %s, [UTIME_NOW, UTIME_OMIT]" |
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", AT_REMOVEDIR|AT_SYMLINK_FOLLOW) = %s\n", |
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qname, errstr); |
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k_utimensat(kfdcwd, kfname, (uintptr_t) ts, (kernel_ulong_t) -1ULL); |
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printf("utimensat(AT_FDCWD, %s, [UTIME_NOW, UTIME_OMIT]" |
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", AT_SYMLINK_NOFOLLOW|AT_REMOVEDIR|AT_SYMLINK_FOLLOW" |
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"|AT_NO_AUTOMOUNT|AT_EMPTY_PATH|0xffffe0ff) = %s\n", |
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qname, 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_utimensat && UTIME_NOW && UTIME_OMIT") |
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#endif
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