/// <summary>
/// Constructor.
/// </summary>
/// <param name="options">The options to assist when configuring the state machine.</param>
/// <param name="commandFactory">The SMTP command factory.</param>
public SmtpStateMachine(ISmtpServerOptions options, SmtpCommandFactory commandFactory)
{
_stateTable = new StateTable
{
new State(SmtpState.Initialized)
{
#if DEBUG
{ "DBUG", commandFactory.TryMakeDbug },
#endif
{ "NOOP", commandFactory.TryMakeNoop },
{ "RSET", commandFactory.TryMakeRset },
{ "QUIT", commandFactory.TryMakeQuit },
{ "HELO", commandFactory.TryMakeHelo, SmtpState.WaitingForMail },
{ "EHLO", commandFactory.TryMakeEhlo, SmtpState.WaitingForMail },
},
new State(SmtpState.WaitingForMail)
{
#if DEBUG
{ "DBUG", commandFactory.TryMakeDbug },
#endif
{ "NOOP", commandFactory.TryMakeNoop },
{ "RSET", commandFactory.TryMakeRset },
{ "QUIT", commandFactory.TryMakeQuit },
{ "HELO", commandFactory.TryMakeHelo, SmtpState.WaitingForMail },
{ "EHLO", commandFactory.TryMakeEhlo, SmtpState.WaitingForMail },
{ "MAIL", commandFactory.TryMakeMail, SmtpState.WithinTransaction },
{ "STARTTLS", commandFactory.TryMakeStartTls, SmtpState.WaitingForMailSecure },
},
new State(SmtpState.WaitingForMailSecure)
{
#if DEBUG
{ "DBUG", commandFactory.TryMakeDbug },
#endif
{ "NOOP", commandFactory.TryMakeNoop },
{ "RSET", commandFactory.TryMakeRset },
{ "QUIT", commandFactory.TryMakeQuit },
{ "AUTH", commandFactory.TryMakeAuth },
{ "HELO", commandFactory.TryMakeHelo, SmtpState.WaitingForMailSecure },
{ "EHLO", commandFactory.TryMakeEhlo, SmtpState.WaitingForMailSecure },
{ "MAIL", commandFactory.TryMakeMail, SmtpState.WithinTransaction }
},
new State(SmtpState.WithinTransaction)
{
#if DEBUG
{ "DBUG", commandFactory.TryMakeDbug },
#endif
{ "NOOP", commandFactory.TryMakeNoop },
{ "RSET", commandFactory.TryMakeRset },
{ "QUIT", commandFactory.TryMakeQuit },
{ "RCPT", commandFactory.TryMakeRcpt, SmtpState.CanAcceptData },
},
new State(SmtpState.CanAcceptData)
{
#if DEBUG
{ "DBUG", commandFactory.TryMakeDbug },
#endif
{ "NOOP", commandFactory.TryMakeNoop },
{ "RSET", commandFactory.TryMakeRset },
{ "QUIT", commandFactory.TryMakeQuit },
{ "RCPT", commandFactory.TryMakeRcpt },
{ "DATA", commandFactory.TryMakeData, SmtpState.WaitingForMail },
}
};
if (options.AllowUnsecureAuthentication)
{
_stateTable[SmtpState.WaitingForMail].Add("AUTH", commandFactory.TryMakeAuth);
}
_stateTable.Initialize(SmtpState.Initialized);
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="options">The options to assist when configuring the state machine.</param>
/// <param name="commandFactory">The SMTP command factory.</param>
public SmtpStateMachine(ISmtpServerOptions options, SmtpCommandFactory commandFactory)
{
_stateTable = new StateTable
{
new State(SmtpState.Initialized)
{
#if DEBUG
{ "DBUG", commandFactory.TryMakeDbug },
#endif
{ "NOOP", commandFactory.TryMakeNoop },
{ "RSET", commandFactory.TryMakeRset },
{ "QUIT", commandFactory.TryMakeQuit },
{ "HELO", commandFactory.TryMakeHelo, SmtpState.WaitingForMail },
{ "EHLO", commandFactory.TryMakeEhlo, SmtpState.WaitingForMail },
},
new State(SmtpState.WaitingForMail)
{
#if DEBUG
{ "DBUG", commandFactory.TryMakeDbug },
#endif
{ "NOOP", commandFactory.TryMakeNoop },
{ "RSET", commandFactory.TryMakeRset },
{ "QUIT", commandFactory.TryMakeQuit },
{ "HELO", commandFactory.TryMakeHelo, SmtpState.WaitingForMail },
{ "EHLO", commandFactory.TryMakeEhlo, SmtpState.WaitingForMail },
{ "MAIL", commandFactory.TryMakeMail, SmtpState.WithinTransaction },
{ "STARTTLS", commandFactory.TryMakeStartTls, SmtpState.WaitingForMailSecure },
},
new State(SmtpState.WaitingForMailSecure)
{
#if DEBUG
{ "DBUG", commandFactory.TryMakeDbug },
#endif
{ "NOOP", commandFactory.TryMakeNoop },
{ "RSET", commandFactory.TryMakeRset },
{ "QUIT", commandFactory.TryMakeQuit },
{ "AUTH", commandFactory.TryMakeAuth },
{ "HELO", commandFactory.TryMakeHelo, SmtpState.WaitingForMailSecure },
{ "EHLO", commandFactory.TryMakeEhlo, SmtpState.WaitingForMailSecure },
{ "MAIL", commandFactory.TryMakeMail, SmtpState.WithinTransaction }
},
new State(SmtpState.WithinTransaction)
{
#if DEBUG
{ "DBUG", commandFactory.TryMakeDbug },
#endif
{ "NOOP", commandFactory.TryMakeNoop },
{ "RSET", commandFactory.TryMakeRset },
{ "QUIT", commandFactory.TryMakeQuit },
{ "RCPT", commandFactory.TryMakeRcpt, SmtpState.CanAcceptData },
},
new State(SmtpState.CanAcceptData)
{
#if DEBUG
{ "DBUG", commandFactory.TryMakeDbug },
#endif
{ "NOOP", commandFactory.TryMakeNoop },
{ "RSET", commandFactory.TryMakeRset },
{ "QUIT", commandFactory.TryMakeQuit },
{ "RCPT", commandFactory.TryMakeRcpt },
{ "DATA", commandFactory.TryMakeData, SmtpState.WaitingForMail },
}
};
if (options.AllowUnsecureAuthentication)
{
_stateTable[SmtpState.WaitingForMail].Add("AUTH", commandFactory.TryMakeAuth);
}
_stateTable.Initialize(SmtpState.Initialized);
}
public SmtpCommandFactoryTests()
{
var options = new SmtpServerOptions { ServerName = "test.smtp.com" };
_smtpCommandFactory = new SmtpCommandFactory(options, new SmtpParser());
}
