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package dbus
import (
"encoding/hex"
)
// AuthExternal returns an Auth that authenticates as the given user with the
// EXTERNAL mechanism.
func AuthExternal(user string) Auth {
return authExternal{user}
}
// AuthExternal implements the EXTERNAL authentication mechanism.
type authExternal struct {
user string
}
func (a authExternal) FirstData() ([]byte, []byte, AuthStatus) {
b := make([]byte, 2*len(a.user))
hex.Encode(b, []byte(a.user))
return []byte("EXTERNAL"), b, AuthOk
}
func (a authExternal) HandleData(b []byte) ([]byte, AuthStatus) {
return nil, AuthError
}
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