From: Dmitry V. Levin <ldv@altlinux.org>
Date: Tue, 26 Apr 2016 15:35:57 +0000 (+0000)
Subject: tests: check decoding of utimes syscall
X-Git-Tag: v4.12~276
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=33fc2e475740d2296bb65d47e4486c2aa763ec86;p=strace

tests: check decoding of utimes syscall

* tests/utimes.c: New file.
* tests/utimes.test: New test.
* tests/.gitignore: Add utimes.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add utimes.test.
---

diff --git a/tests/.gitignore b/tests/.gitignore
index bcbf695e..c7db886e 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -235,6 +235,7 @@ unlinkat
 userfaultfd
 utime
 utimensat
+utimes
 vfork-f
 vmsplice
 wait
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 123d2a04..25092e90 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -287,6 +287,7 @@ check_PROGRAMS = \
 	userfaultfd \
 	utime \
 	utimensat \
+	utimes \
 	vfork-f \
 	vmsplice \
 	wait \
@@ -544,6 +545,7 @@ DECODER_TESTS = \
 	userfaultfd.test \
 	utime.test \
 	utimensat.test \
+	utimes.test \
 	vmsplice.test \
 	wait.test \
 	xattr.test \
diff --git a/tests/futimesat.c b/tests/futimesat.c
index 8e7f157f..b6702703 100644
--- a/tests/futimesat.c
+++ b/tests/futimesat.c
@@ -66,7 +66,7 @@ main(void)
 	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;
+	ts[1].tv_usec = tv.tv_usec + 1;
 
 	(void) close(0);
 	rc = syscall(__NR_futimesat, 0, "", ts);
diff --git a/tests/futimesat.test b/tests/futimesat.test
index 3844a653..3a67c042 100755
--- a/tests/futimesat.test
+++ b/tests/futimesat.test
@@ -3,4 +3,4 @@
 # Check futimesat syscall decoding.
 
 . "${srcdir=.}/init.sh"
-run_strace_match_diff
+run_strace_match_diff -a28
diff --git a/tests/utimes.c b/tests/utimes.c
new file mode 100644
index 00000000..e350770e
--- /dev/null
+++ b/tests/utimes.c
@@ -0,0 +1,84 @@
+/*
+ * Check decoding of utimes syscall.
+ *
+ * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
+ * 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 <sys/syscall.h>
+
+#ifdef __NR_utimes
+
+# include <stdio.h>
+# include <sys/time.h>
+# include <unistd.h>
+
+#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[] = "utimes_sample";
+
+	long rc = syscall(__NR_utimes, sample, 0);
+	printf("utimes(\"%s\", NULL) = %ld %s (%m)\n",
+	       sample, rc, errno2name());
+
+	struct timeval *const ts = tail_alloc(sizeof(*ts) * 2);
+	(void) tail_alloc(1);
+
+	rc = syscall(__NR_utimes, 0, ts + 1);
+	printf("utimes(NULL, %p) = %ld %s (%m)\n",
+	       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 + 1;
+
+	rc = syscall(__NR_utimes, "", ts);
+	printf("utimes(\"\", [{%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_utimes")
+
+#endif
diff --git a/tests/utimes.test b/tests/utimes.test
new file mode 100755
index 00000000..99143a0b
--- /dev/null
+++ b/tests/utimes.test
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Check utimes syscall decoding.
+
+. "${srcdir=.}/init.sh"
+run_strace_match_diff -a21