const (
	EncryptionOff      = 0
	EncryptionRequired = 1
	EncryptionDisabled = 3
)

type Config struct {
	Port       uint64
	Host       string
	Instance   string
	Database   string
	User       string
	Password   string
	Encryption Encryption
	TLSConfig  *tls.Config

	FailOverPartner string
	FailOverPort    uint64

	// If true the TLSConfig servername should use the routed server.
	HostInCertificateProvided bool

	// Read Only intent for application database.
	// NOTE: This does not make queries to most databases read-only.
	ReadOnlyIntent bool

	LogFlags Log

	ServerSPN   string
	Workstation string
	AppName     string

	// If true disables database/sql's automatic retry of queries
	// that start on bad connections.
	DisableRetry bool

	DialTimeout time.Duration // DialTimeout defaults to 15s. Set negative to disable.
	ConnTimeout time.Duration // Use context for timeouts.
	KeepAlive   time.Duration // Leave at default.
	PacketSize  uint16
}

type Encryption int

type Log uint64

const (
	LogErrors      Log = 1
	LogMessages    Log = 2
	LogRows        Log = 4
	LogSQL         Log = 8
	LogParams      Log = 16
	LogTransaction Log = 32
	LogDebug       Log = 64
	LogRetries     Log = 128
)