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v2fly/transport/internet/connection.go

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2016-06-14 16:54:08 -04:00
package internet
import (
"net"
)
type Connection interface {
net.Conn
}
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type addInt64 interface {
Add(int64) int64
}
type StatCouterConnection struct {
Connection
Uplink addInt64
Downlink addInt64
}
func (c *StatCouterConnection) Read(b []byte) (int, error) {
nBytes, err := c.Connection.Read(b)
if c.Uplink != nil {
c.Uplink.Add(int64(nBytes))
}
return nBytes, err
}
func (c *StatCouterConnection) Write(b []byte) (int, error) {
nBytes, err := c.Connection.Write(b)
if c.Downlink != nil {
c.Downlink.Add(int64(nBytes))
}
return nBytes, err
}