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dbxread.h

/*
    UnDBX - Tool to extract e-mail messages from Outlook Express DBX files.
    Copyright (C) 2008-2010 Avi Rozen <avi.rozen@gmail.com>

    DBX file format parsing code is based on DbxConv - a DBX to MBOX
    Converter.  Copyright (C) 2008, 2009 Ulrich Krebs
    <ukrebs@freenet.de>

    RFC-2822 and RFC-2047 parsing code is adapted from GNU Mailutils -
    a suite of utilities for electronic mail, Copyright (C) 2002,
    2003, 2004, 2005, 2006, 2009, 2010 Free Software Foundation, Inc.

    This file is part of UnDBX.

    UnDBX 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 3 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, see <http://www.gnu.org/licenses/>.
*/

#ifndef _DBX_READ_H_
#define _DBX_READ_H_

#ifdef __cplusplus
extern "C" {
#endif

#include "dbxsys.h"
  
#define DBX_MAX_FILENAME 128 

  typedef int (*dbx_cmpfunc_t)(const void *, const void *);

  typedef enum {
    DBX_TYPE_UNKNOWN,
    DBX_TYPE_EMAIL,
    DBX_TYPE_OE4,
    DBX_TYPE_FOLDER
  } dbx_type_t;

  typedef enum {
    DBX_MASK_INDEX     = 0x01,
    DBX_MASK_FLAGS     = 0x02,
    DBX_MASK_BODYLINES = 0x04,
    DBX_MASK_MSGADDR   = 0x08,
    DBX_MASK_MSGPRIO   = 0x10,
    DBX_MASK_MSGSIZE   = 0x20
  } dbx_mask_t;

  typedef enum {
    DBX_SCAN_MESSAGES,
    DBX_SCAN_DELETED,
    
    DBX_SCAN_NUM
  } dbx_scan_t;

00065   typedef struct dbx_fragment_s {
    unsigned int offset;
    unsigned int offset_next;
    unsigned int size;
    int prev;    
    int next;
  } dbx_fragment_t;
  
00073   typedef struct dbx_chains_s {
    int fragment_count;
    dbx_fragment_t *fragments;
    int count;
    dbx_fragment_t **chains;
  } dbx_chains_t;

00080   typedef struct dbx_info_s {
    int index;
    char *filename;
    dbx_mask_t valid;
    unsigned int message_index;
    unsigned int flags;
    filetime_t send_create_time;
    unsigned int body_lines;
    unsigned int message_address;
    char *original_subject;
    filetime_t save_time;
    char *message_id;
    char *subject;
    char *sender_address_and_name;
    char *message_id_replied_to;
    char *server_newsgroup_message_number;
    char *server;
    char *sender_name;
    char *sender_address;
    unsigned int message_priority;
    unsigned int message_size;
    filetime_t receive_create_time;
    char *receiver_name;
    char *receiver_address;
    char *account_name;
    char *account_registry_key;
  } dbx_info_t;

00108   typedef struct dbx_s {
    char *filename;
    FILE *file;
    int recover;
    unsigned long long file_size;
    dbx_type_t type;
    int message_count;
    int capacity;
    dbx_info_t *info;
    dbx_chains_t scan[DBX_SCAN_NUM];
  } dbx_t;

  dbx_t *dbx_open(char *filename, int recover);
  void dbx_close(dbx_t *dbx);
  char *dbx_message(dbx_t *dbx, int msg_number, unsigned int *psize);
  char *dbx_recover_message(dbx_t *dbx, int chain_index, int msg_number, unsigned int *psize, time_t *ptimestamp, char **pfilename);
  
#ifdef __cplusplus
};
#endif

#endif /* _DBX_READ_H_ */

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