connection.go

package ssh1

import (
	"net"
)

// sshConn provides net.Conn metadata, but disallows direct reads and
// writes.
type sshConn struct {
	conn net.Conn

	user          string
	sessionID     [16]byte
	clientVersion []byte
	serverVersion []byte
}

func dup(src []byte) []byte {
	dst := make([]byte, len(src))
	copy(dst, src)
	return dst
}

func (c *sshConn) User() string {
	return c.user
}

func (c *sshConn) RemoteAddr() net.Addr {
	return c.conn.RemoteAddr()
}

func (c *sshConn) Close() error {
	return c.conn.Close()
}

func (c *sshConn) LocalAddr() net.Addr {
	return c.conn.LocalAddr()
}

func (c *sshConn) SessionID() [16]byte {
	return c.sessionID
}

func (c *sshConn) ClientVersion() []byte {
	return dup(c.clientVersion)
}

func (c *sshConn) ServerVersion() []byte {
	return dup(c.serverVersion)
}