1 files changed, 56 insertions, 0 deletions
diff --git a/src/kernel/tests/lib/tst_safe_timerfd.c b/src/kernel/tests/lib/tst_safe_timerfd.c
new file mode 100644
index 0000000..ffe7b2e
--- /dev/null
+++ b/src/kernel/tests/lib/tst_safe_timerfd.c
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2020 Petr Vorel <pvorel@suse.cz>
+ */
+
+#include "tst_safe_timerfd.h"
+#include "lapi/timerfd.h"
+#include "tst_clocks.h"
+#define TST_NO_DEFAULT_MAIN
+#include "tst_test.h"
+
+#define TTYPE (errno == ENOTSUP ? TCONF : TBROK)
+
+int safe_timerfd_create(const char *file, const int lineno,
+				      int clockid, int flags)
+{
+	int fd;
+
+	fd = timerfd_create(clockid, flags);
+	if (fd < 0) {
+		tst_brk(TTYPE | TERRNO, "%s:%d timerfd_create(%s) failed",
+			file, lineno, tst_clock_name(clockid));
+	}
+
+	return fd;
+}
+
+int safe_timerfd_gettime(const char *file, const int lineno,
+				int fd, struct itimerspec *curr_value)
+{
+	int rval;
+
+	rval = timerfd_gettime(fd, curr_value);
+	if (rval != 0) {
+		tst_brk(TTYPE | TERRNO, "%s:%d timerfd_gettime() failed",
+			file, lineno);
+	}
+
+	return rval;
+}
+
+int safe_timerfd_settime(const char *file, const int lineno,
+				int fd, int flags,
+				const struct itimerspec *new_value,
+				struct itimerspec *old_value)
+{
+	int rval;
+
+	rval = timerfd_settime(fd, flags, new_value, old_value);
+	if (rval != 0) {
+		tst_brk(TTYPE | TERRNO, "%s:%d timerfd_settime() failed",
+			file, lineno);
+	}
+
+	return rval;
+}