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path: root/pkg/sentry/fsimpl/host/util_unsafe.go
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// Copyright 2020 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package host

import (
	"unsafe"

	"golang.org/x/sys/unix"
)

func setTimestamps(fd int, ts *[2]unix.Timespec) error {
	_, _, errno := unix.Syscall6(
		unix.SYS_UTIMENSAT,
		uintptr(fd),
		0, /* path */
		uintptr(unsafe.Pointer(ts)),
		0, /* flags */
		0, 0)
	if errno != 0 {
		return errno
	}
	return nil
}