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/golang/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 } 35