github.com/SagerNet/gvisor@v0.0.0-20210707092255-7731c139d75c/pkg/tcpip/transport/raw/protocol.go (about)

     1  // Copyright 2019 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 raw
    16  
    17  import (
    18  	"github.com/SagerNet/gvisor/pkg/tcpip"
    19  	"github.com/SagerNet/gvisor/pkg/tcpip/stack"
    20  	"github.com/SagerNet/gvisor/pkg/tcpip/transport/packet"
    21  	"github.com/SagerNet/gvisor/pkg/waiter"
    22  )
    23  
    24  // EndpointFactory implements stack.RawFactory.
    25  type EndpointFactory struct{}
    26  
    27  // NewUnassociatedEndpoint implements stack.RawFactory.NewUnassociatedEndpoint.
    28  func (EndpointFactory) NewUnassociatedEndpoint(stack *stack.Stack, netProto tcpip.NetworkProtocolNumber, transProto tcpip.TransportProtocolNumber, waiterQueue *waiter.Queue) (tcpip.Endpoint, tcpip.Error) {
    29  	return newEndpoint(stack, netProto, transProto, waiterQueue, false /* associated */)
    30  }
    31  
    32  // NewPacketEndpoint implements stack.RawFactory.NewPacketEndpoint.
    33  func (EndpointFactory) NewPacketEndpoint(stack *stack.Stack, cooked bool, netProto tcpip.NetworkProtocolNumber, waiterQueue *waiter.Queue) (tcpip.Endpoint, tcpip.Error) {
    34  	return packet.NewEndpoint(stack, cooked, netProto, waiterQueue)
    35  }