Implements an Internet Message Access Protocol version 4.1 client.

Represents the enumerated type for IMAP4 commands.

Identifies the connection state, and subsequent valid commands, for an IMAP4 client.

Represents a defined search key for the IMAP4 SEARCH command.

Represents search criteria for the IMAP4 SEARCH command.

Represents the defined attributes that can be used in the IMAP4 STATUS command.

Represents flags for the IMAP4 STORE command.

Represents the message data to be retrieved after selecting a mailbox.