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// Copyright (c) 1999-2001 Peter Karlsson
//
// $Id: jamread.h,v 1.11 2001/07/04 21:50:32 peter Exp $
//
// 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, version 2
//
// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
#ifndef __JAMREAD_H
#define __JAMREAD_H
#include <config.h>
#include "datatypes.h"
#include "arearead.h"
#if defined(__GNUC__) || defined(__EMX__)
# pragma pack(1)
#endif
class StatEngine;
/**
* Class that reads JAM message bases.
* This class reads message bases stored in the JAM format.
*/
class JamRead : public AreaRead
{
public:
/** Standard constructor.
* Creates the JAM message base reader object.
* @param path Directory and base name for message base.
*/
JamRead(const char *path);
/** Standard destructor. */
virtual ~JamRead();
/**
* Transfer function.
* This function transfers all messages in the message bases, received
* after the specified starting date, to the specified statistics engine.
*
* @param starttime Date to start retrieve statistics from.
* @param endtime Date to stop retrieve statistics at.
* @param destination Engine object to transfer data to.
* @return True if the message base was read correctly (even if no
* messages fits the condition).
*/
virtual bool Transfer(time_t starttime, time_t endtime,
StatEngine &destination);
protected:
/** Path to message base. */
char *areapath;
/** Structure of the header in the JHR file. */
struct jamhdr_header_s
{
uint8_t signature[4]; // 'JAM\0'
le_uint32_t datecreated;
le_uint32_t modcounter;
le_uint32_t activemsgs;
le_uint32_t passwordcrc;
le_uint32_t basemsgnum;
uint8_t _reserved[1000];
};
/** Structure of the JHR entry for individual messages. */
struct jamhdr_msg_s
{
uint8_t signature[4]; // 'JAM\0'
le_uint16_t revision;
le_uint16_t _reserved;
le_uint32_t subfieldlen;
le_uint32_t timesread;
le_uint32_t msgidcrc;
le_uint32_t replycrc;
le_uint32_t replyto;
le_uint32_t reply1st;
le_uint32_t replynext;
le_uint32_t datewritten;
le_uint32_t datereceived;
le_uint32_t dateprocessed;
le_uint32_t messagenumber;
le_uint32_t attribute;
le_uint32_t _attribute2;
le_uint32_t offset;
le_uint32_t txtlen;
le_uint32_t passwordcrc;
le_uint32_t cost;
};
/** JAM attribute denoting a deleted message. */
static const uint32_t Jam_deleted = 0x80000000L;
/** Common data fields for the JHR message subheaders. */
struct jamhdr_subhdr_s
{
le_uint16_t loid;
le_uint16_t _hiid;
le_uint32_t datlen;
/* uint8_t buffer[datlen]; */
};
static const uint16_t Jam_oaddress = 0; // Ignored
static const uint16_t Jam_daddress = 1; // Ignored
static const uint16_t Jam_sender = 2;
static const uint16_t Jam_recipient = 3;
static const uint16_t Jam_MSGID = 4;
static const uint16_t Jam_REPLY = 5; // Ignored
static const uint16_t Jam_subject = 6;
static const uint16_t Jam_PID = 7;
static const uint16_t Jam_VIA = 8; // Ignored
static const uint16_t Jam_fileattach = 9; // Ignored
static const uint16_t Jam_filealias = 10; // Ignored
static const uint16_t Jam_freq = 11; // Ignored
static const uint16_t Jam_filewildcard= 12; // Ignored
static const uint16_t Jam_attachlist = 13; // Ignored
static const uint16_t Jam_reserved = 1000; // Ignored
static const uint16_t Jam_kludge = 2000;
static const uint16_t Jam_SEENBY = 2001; // Ignored
static const uint16_t Jam_PATH = 2002; // Ignored
static const uint16_t Jam_FLAGS = 2003; // Ignored
static const uint16_t Jam_TZUTC = 2004; // Ignored
/** Structure of the JDX entry JDX for individual messages. */
struct jamjdx_s
{
le_uint32_t recipientcrc;
le_uint32_t jhroffset;
};
/** Version of JAM message bases supported. */
static const uint16_t Jam_msgbaseversion = 1;
/** Magic number for JAM. */
static const uint8_t Jam_signature[4];
};
#if defined(__GNUC__) || defined(__EMX__)
# pragma pack()
#endif
#endif
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