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conn.go
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conn.go
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package tap
import (
"errors"
"net"
"time"
mdata "github.com/go-gost/core/metadata"
"github.com/songgao/water"
)
type conn struct {
ifce *water.Interface
laddr net.Addr
raddr net.Addr
}
func (c *conn) Read(b []byte) (n int, err error) {
return c.ifce.Read(b)
}
func (c *conn) Write(b []byte) (n int, err error) {
return c.ifce.Write(b)
}
func (c *conn) LocalAddr() net.Addr {
return c.laddr
}
func (c *conn) RemoteAddr() net.Addr {
return c.raddr
}
func (c *conn) SetDeadline(t time.Time) error {
return &net.OpError{Op: "set", Net: "tap", Source: nil, Addr: nil, Err: errors.New("deadline not supported")}
}
func (c *conn) SetReadDeadline(t time.Time) error {
return &net.OpError{Op: "set", Net: "tap", Source: nil, Addr: nil, Err: errors.New("deadline not supported")}
}
func (c *conn) SetWriteDeadline(t time.Time) error {
return &net.OpError{Op: "set", Net: "tap", Source: nil, Addr: nil, Err: errors.New("deadline not supported")}
}
func (c *conn) Close() (err error) {
return c.ifce.Close()
}
type metadataConn struct {
net.Conn
md mdata.Metadata
}
// GetMetadata implements metadata.Metadatable interface.
func (c *metadataConn) GetMetadata() mdata.Metadata {
return c.md
}
func withMetadata(md mdata.Metadata, c net.Conn) net.Conn {
return &metadataConn{
Conn: c,
md: md,
}
}