-
Notifications
You must be signed in to change notification settings - Fork 146
/
msgpack.go
68 lines (58 loc) · 2.07 KB
/
msgpack.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
/*
* Copyright 2018 The CovenantSQL 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 utils
import (
"bytes"
"io"
"net/rpc"
"reflect"
"github.com/ugorji/go/codec"
)
var msgPackHandle = &codec.MsgpackHandle{
WriteExt: true,
}
// RegisterInterfaceToMsgPack binds interface decode/encode to specified implementation.
func RegisterInterfaceToMsgPack(intf, impl reflect.Type) (err error) {
return msgPackHandle.Intf2Impl(intf, impl)
}
// DecodeMsgPack reverses the encode operation on a byte slice input.
func DecodeMsgPack(buf []byte, out interface{}) error {
dec := codec.NewDecoder(bytes.NewReader(buf), msgPackHandle)
return dec.Decode(out)
}
// DecodeMsgPackPlain reverses the encode operation on a byte slice input without RawToString setting.
func DecodeMsgPackPlain(buf []byte, out interface{}) error {
hd := &codec.MsgpackHandle{
WriteExt: true,
}
dec := codec.NewDecoder(bytes.NewReader(buf), hd)
return dec.Decode(out)
}
// EncodeMsgPack writes an encoded object to a new bytes buffer.
func EncodeMsgPack(in interface{}) (*bytes.Buffer, error) {
buf := bytes.NewBuffer(nil)
enc := codec.NewEncoder(buf, msgPackHandle)
err := enc.Encode(in)
return buf, err
}
// GetMsgPackServerCodec returns msgpack server codec for connection.
func GetMsgPackServerCodec(c io.ReadWriteCloser) rpc.ServerCodec {
return codec.MsgpackSpecRpc.ServerCodec(c, msgPackHandle)
}
// GetMsgPackClientCodec returns msgpack client codec for connection.
func GetMsgPackClientCodec(c io.ReadWriteCloser) rpc.ClientCodec {
return codec.MsgpackSpecRpc.ClientCodec(c, msgPackHandle)
}