smtpmail

type AuthCheck struct {
	// contains filtered or unexported fields
}

type AuthCheckOptions struct {
	// Addr is the host and port of the server, which speaks TLS at once,
	// such as "smtp.tem.scw.cloud:465"; Username is the user a key
	// authenticates as, its secret key being the password.
	Addr, Username string
	// HelloName is the domain sent with EHLO, such as "arnakoff.com".
	HelloName string
	// RootCAs are the authorities the server's certificate must chain to;
	// nil means those of the system.
	RootCAs *x509.CertPool
	// Attempts is the number of authentications tried, 6 when zero; Pause
	// the wait between two of them, a minute when zero.
	Attempts int
	Pause    time.Duration
	// Sleep waits d, or returns the error of ctx once it is done; the
	// system clock when nil.
	Sleep func(ctx context.Context, d time.Duration) error
}

type Config struct {
	// Addr is the host and port of the server, which speaks TLS at once,
	// such as "smtp.tem.scw.cloud:465".
	Addr string
	// Username and Password authenticate with AUTH PLAIN, sent over TLS
	// only.
	Username string
	Password []byte
	// From is the sender address.
	From domain.Email
	// RootCAs are the authorities the server's certificate must chain to;
	// nil means those of the system.
	RootCAs *x509.CertPool
	// Now dates the mails; nil means time.Now.
	Now func() time.Time
	// Random draws the message identifiers; nil means crypto/rand.Reader.
	Random io.Reader
}

type Sender struct {
	// contains filtered or unexported fields
}