From fffd213c8cba2135afda493d797c41c10354770e Mon Sep 17 00:00:00 2001
From: Othmar Gsenger <otti@anytun.org>
Date: Sat, 12 Apr 2008 11:38:42 +0000
Subject: big svn cleanup

---
 src/Sockets/SmtpdSocket.cpp | 234 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 234 insertions(+)
 create mode 100644 src/Sockets/SmtpdSocket.cpp

(limited to 'src/Sockets/SmtpdSocket.cpp')

diff --git a/src/Sockets/SmtpdSocket.cpp b/src/Sockets/SmtpdSocket.cpp
new file mode 100644
index 0000000..0d62925
--- /dev/null
+++ b/src/Sockets/SmtpdSocket.cpp
@@ -0,0 +1,234 @@
+/**
+ **	\file SmtpdSocket.cpp
+ **	\date  2007-05-10
+ **	\author grymse@alhem.net
+**/
+/*
+Copyright (C) 2007  Anders Hedstrom
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+*/
+#include "SmtpdSocket.h"
+#include "Parse.h"
+#include "Utility.h"
+
+#ifdef SOCKETS_NAMESPACE
+namespace SOCKETS_NAMESPACE {
+#endif
+
+SmtpdSocket::SmtpdSocket(ISocketHandler& h)
+:TcpSocket(h)
+,m_hello(false)
+,m_data(false)
+,m_header(false)
+{
+	SetLineProtocol();
+}
+
+
+void SmtpdSocket::OnAccept()
+{
+	Send("220 ESMTP; \r\n");
+}
+
+
+void SmtpdSocket::OnLine(const std::string& line)
+{
+	if (m_data)
+	{
+		if (m_header)
+		{
+			if (!line.size())
+			{
+				if (m_header_line.size())
+				{
+					Parse pa(m_header_line, ":");
+					std::string key = pa.getword();
+					OnHeader(key, pa.getrest());
+				}
+				m_header = false;
+				OnHeaderComplete();
+			}
+			else
+			if (line[0] == ' ' || line[0] == '\t')
+			{
+				m_header_line += line;
+			}
+			else
+			{
+				if (m_header_line.size())
+				{
+					Parse pa(m_header_line, ":");
+					std::string key = pa.getword();
+					OnHeader(key, pa.getrest());
+				}
+				m_header_line = line;
+			}
+		}
+		else
+		if (line == ".")
+		{
+			m_data = false;
+			if (OnDataComplete())
+				Send("250 OK\r\n");
+			else
+				Send("550 Failed\r\n");
+		}
+		else
+		if (line.size() && line[0] == '.')
+		{
+			OnData(line.substr(1));
+		}
+		else
+		{
+			OnData(line);
+		}
+		return;
+	}
+	Parse pa(line);
+	std::string cmd = Utility::ToUpper(pa.getword());
+
+	if (cmd == "EHLO")
+	{
+		if (!OnHello(pa.getrest()))
+		{
+			Send("550 Failed\r\n");
+		}
+		else
+		{
+			m_hello = true;
+			Send("250 mail.alhem.net\r\n");
+		}
+	}
+	else
+	if (cmd == "HELO")
+	{
+		if (!OnHello(pa.getrest()))
+		{
+			Send("550 Failed\r\n");
+		}
+		else
+		{
+			m_hello = true;
+			Send("250 mail.alhem.net\r\n");
+		}
+	}
+	else
+	if (!m_hello)
+	{
+		OnAbort(SMTP_NO_HELLO);
+		SetCloseAndDelete();
+	}
+	else
+	if (cmd == "MAIL") // mail from:
+	{
+		Parse pa(line, ":");
+		pa.getword(); // 'mail'
+		pa.getword(); // 'from'
+		std::string email = Utility::ToLower(pa.getrest());
+
+		EmailAddress addr( email );
+		if (addr.GetName().size() > 64)
+		{
+			OnAbort(SMTP_NAME_TOO_LONG);
+			Send("500 Name too long.\r\n");
+			return;
+		}
+		if (addr.GetDomain().size() > 64)
+		{
+			OnAbort(SMTP_DOMAIN_TOO_LONG);
+			Send("500 Domain too long.\r\n");
+			return;
+		}
+
+		if (!OnMailFrom( addr ))
+		{
+			Send("550 Failed\r\n");
+		}
+		else
+		{
+			Send("250 OK\r\n");
+		}
+	}
+	else
+	if (cmd == "RCPT") // rcpt to:
+	{
+		Parse pa(line, ":");
+		pa.getword(); // 'rcpt'
+		pa.getword(); // 'to'
+		std::string email = Utility::ToLower(pa.getrest());
+		// %! reject based on user / domain?
+		EmailAddress addr( email );
+
+		if (addr.GetName().size() > 64)
+		{
+			OnAbort(SMTP_NAME_TOO_LONG);
+			Send("500 Name too long.\r\n");
+			return;
+		}
+		if (addr.GetDomain().size() > 64)
+		{
+			OnAbort(SMTP_DOMAIN_TOO_LONG);
+			Send("500 Domain too long.\r\n");
+			return;
+		}
+
+		if (!OnRcptTo( addr ))
+		{
+			Send("553 Failed\r\n");
+		}
+		else
+		{
+			Send("250 OK\r\n");
+		}
+	}
+	else
+	if (cmd == "DATA")
+	{
+		Send("354 Enter mail, end with \".\" on a line by itself\r\n");
+		m_data = true;
+		m_header = false;
+	}
+	else
+	if (cmd == "RSET")
+	{
+		m_data = false;
+		m_header = false;
+		OnRset();
+		Send("250 OK\r\n"); // %! ???
+	}
+	else
+	if (cmd == "QUIT")
+	{
+		OnAbort(SMTP_QUIT);
+		Send("221 Bye Bye\r\n");
+		SetCloseAndDelete();
+	}
+	else
+	if (cmd == "NOOP")
+	{
+		Send("250 OK\r\n");
+	}
+	else
+	{
+		OnNotSupported(cmd, pa.getrest());
+	}
+}
+
+
+#ifdef SOCKETS_NAMESPACE
+} // namespace SOCKETS_NAMESPACE {
+#endif
+
-- 
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