File: pop3.hh

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// pop3.hh - source file for the mailfilter program
// Copyright (c) 2003 - 2009  Andreas Bauer <baueran@gmail.com>
//
// 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.

#ifndef POP3_HH
#define POP3_HH

#include "header.hh"
#include "protocol.hh"

using namespace std;

// True, if the server replied and its status message was anything,
// but an error.
#define REPLY_OK ((conn->c_read () > 0 && conn->c_reply ()) ?     \
        (((conn->c_reply ()->c_str ())[0] == '+') ? true : false) \
                                                         : false)

// This macro is similar to REPLY_OK, except it sets a flag for c_read
// in order to tell the function that an entire message header is
// about to be received.  Further comments inside socket.cc:c_read().
#define HEADER_OK ((conn->c_read (true) > 0 && conn->c_reply ())? \
        (((conn->c_reply ()->c_str ())[0] == '+') ? true : false) \
                                                         : false)

class POP3 : public Protocol
{
private:
  int      invoke_msg_parser (const string*,
			      const Header*)      const;
public:
  bool     login             (const char*,
			      const char*,
			      const unsigned int) const;
  bool     logout            (void)               const;
  int      remove_msg        (const unsigned int) const;
  int      status            (void)               const;
  int      scan              (void)               const;
};

#endif