SmtpSocket

A bidirectional byte stream to an SMTP server that can be upgraded to TLS.

Implement this together with SmtpSocketFactory to run SMTP over a custom transport.

Properties

True once the connection is encrypted.

abstract fun close()

abstract suspend fun flush()

abstract suspend fun readLine(): String?

Read a line without its line terminator; null once the connection is closed.

abstract suspend fun startTls()

Upgrade the connection to TLS in place (STARTTLS), verifying the server's certificate.

abstract suspend fun write(data: ByteArray)

Queue data for sending; call flush to actually send it.