package widevine import "io/ioutil" var DefaultPrivateKey string var DefaultClientID []byte func InitConstants() { DefaultPrivateKeyBuffer, err := ioutil.ReadFile("device_private_key") if err != nil { panic(err) } DefaultPrivateKey = string(DefaultPrivateKeyBuffer) DefaultClientID, err = ioutil.ReadFile("device_client_id_blob") if err != nil { panic(err) } }