github.com/ttpreport/gvisor-ligolo@v0.0.0-20240123134145-a858404967ba/pkg/sentry/socket/netstack/netstack_state.go (about)

     1  // Copyright 2021 The gVisor Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package netstack
    16  
    17  import (
    18  	"time"
    19  )
    20  
    21  func (s *sock) saveTimestamp() int64 {
    22  	s.readMu.Lock()
    23  	defer s.readMu.Unlock()
    24  	return s.timestamp.UnixNano()
    25  }
    26  
    27  func (s *sock) loadTimestamp(nsec int64) {
    28  	s.readMu.Lock()
    29  	defer s.readMu.Unlock()
    30  	s.timestamp = time.Unix(0, nsec)
    31  }