-
Notifications
You must be signed in to change notification settings - Fork 2
/
msgcompressed.go
46 lines (38 loc) · 978 Bytes
/
msgcompressed.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
package gtp
import (
"git.golaxy.org/framework/util/binaryutil"
)
// MsgCompressed 压缩消息
type MsgCompressed struct {
Data []byte
OriginalSize int64
}
// Read implements io.Reader
func (m MsgCompressed) Read(p []byte) (int, error) {
bs := binaryutil.NewBigEndianStream(p)
if err := bs.WriteBytes(m.Data); err != nil {
return bs.BytesWritten(), err
}
if err := bs.WriteVarint(m.OriginalSize); err != nil {
return bs.BytesWritten(), err
}
return bs.BytesWritten(), nil
}
// Write implements io.Writer
func (m *MsgCompressed) Write(p []byte) (int, error) {
bs := binaryutil.NewBigEndianStream(p)
var err error
m.Data, err = bs.ReadBytesRef()
if err != nil {
return bs.BytesRead(), err
}
m.OriginalSize, err = bs.ReadVarint()
if err != nil {
return bs.BytesRead(), err
}
return bs.BytesRead(), nil
}
// Size 大小
func (m MsgCompressed) Size() int {
return binaryutil.SizeofBytes(m.Data) + binaryutil.SizeofVarint(m.OriginalSize)
}