go.etcd.io/etcd@v3.3.27+incompatible/etcdserver/api/v3rpc/codec.go (about)

     1  // Copyright 2016 The etcd 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 v3rpc
    16  
    17  import "github.com/gogo/protobuf/proto"
    18  
    19  type codec struct{}
    20  
    21  func (c *codec) Marshal(v interface{}) ([]byte, error) {
    22  	b, err := proto.Marshal(v.(proto.Message))
    23  	sentBytes.Add(float64(len(b)))
    24  	return b, err
    25  }
    26  
    27  func (c *codec) Unmarshal(data []byte, v interface{}) error {
    28  	receivedBytes.Add(float64(len(data)))
    29  	return proto.Unmarshal(data, v.(proto.Message))
    30  }
    31  
    32  func (c *codec) String() string {
    33  	return "proto"
    34  }