goproxy/core/lib/transport/compress.go
arraykeys@gmail.com 9a1f5de686 add core
2018-09-04 17:46:43 +08:00

60 lines
1.2 KiB
Go

package transport
import (
"net"
"time"
"github.com/golang/snappy"
)
func NewCompStream(conn net.Conn) *CompStream {
c := new(CompStream)
c.conn = conn
c.w = snappy.NewBufferedWriter(conn)
c.r = snappy.NewReader(conn)
return c
}
func NewCompConn(conn net.Conn) net.Conn {
c := CompStream{}
c.conn = conn
c.w = snappy.NewBufferedWriter(conn)
c.r = snappy.NewReader(conn)
return &c
}
type CompStream struct {
net.Conn
conn net.Conn
w *snappy.Writer
r *snappy.Reader
}
func (c *CompStream) Read(p []byte) (n int, err error) {
return c.r.Read(p)
}
func (c *CompStream) Write(p []byte) (n int, err error) {
n, err = c.w.Write(p)
err = c.w.Flush()
return n, err
}
func (c *CompStream) Close() error {
return c.conn.Close()
}
func (c *CompStream) LocalAddr() net.Addr {
return c.conn.LocalAddr()
}
func (c *CompStream) RemoteAddr() net.Addr {
return c.conn.RemoteAddr()
}
func (c *CompStream) SetDeadline(t time.Time) error {
return c.conn.SetDeadline(t)
}
func (c *CompStream) SetReadDeadline(t time.Time) error {
return c.conn.SetReadDeadline(t)
}
func (c *CompStream) SetWriteDeadline(t time.Time) error {
return c.conn.SetWriteDeadline(t)
}