ie_impexp_Palm.h

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/* AbiWord
 * Copyright (C) 2001 AbiSource, Inc.
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */

#ifndef IE_IMPEXP_PALM_H
#define IE_IMPEXP_PALM_H

#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "ut_types.h"

/*****************************************************************************
 *
 *  Define integral type Byte, Word, and DWord to match those on the
 *  Pilot being 8, 16, and 32 bits, respectively.
 *
 *****************************************************************************/

typedef UT_uint8 Byte;
typedef UT_uint16 Word;
typedef UT_uint32 DWord;

#define RECORD_SIZE_MAX 4096    /* Pilots have a fixed 4K record size */
#define BUFFER_SIZE 4096
#define COUNT_BITS  3
#define DISP_BITS   11
#define DOC_CREATOR "REAd"
#define DOC_TYPE    "TEXt"

/*****************************************************************************
 *
 *  PDB file header
 *
 *****************************************************************************/

#define dmDBNameLength  32  /* 31 chars + 1 null terminator */

typedef struct {        /* 78 bytes total */
    char    name[ dmDBNameLength ];
    Word    attributes;
    Word    version;
    DWord   create_time;
    DWord   modify_time;
    DWord   backup_time;
    DWord   modificationNumber;
    DWord   appInfoID;
    DWord   sortInfoID;
    char    type[4];
    char    creator[4];
    DWord   id_seed;
    DWord   nextRecordList;
    Word    numRecords;
} pdb_header;

/*
** Some compilers pad structures out to DWord boundaries so using sizeof()
** doesn't give the intended result.
*/
#define PDB_HEADER_SIZE     78
#define PDB_RECORD_HEADER_SIZE  8

/*****************************************************************************
 *
 *  Doc record 0
 *
 *****************************************************************************/

typedef struct {        /* 16 bytes total */
    Word    version;    /* 1 = plain text, 2 = compressed */
    Word    reserved1;
    DWord   doc_size;   /* in bytes, when uncompressed */
    Word    numRecords;     /* text rec's only; = pdb_header.numRecords-1 */
    Word    rec_size;   /* usually RECORD_SIZE_MAX */
    DWord   reserved2;
} doc_record0;

/*****************************************************************************
 *
 *  Globals
 *
 *****************************************************************************/

typedef struct {
    Byte buf[BUFFER_SIZE];
    UT_uint32   len;
    UT_uint32   position;
} buffer;

#define PUT_Word(f,n)   {  Word n1 = _swap_Word ( n ); gsf_output_write(f, 2, (guint8*)&n1); }
#define PUT_DWord(f,n)  { DWord n1 = _swap_DWord( n ); gsf_output_write(f, 4, (guint8*)&n1); }

#define GET_Word(f,n)   { gsf_input_read( f, 2, (guint8*)&n ); n = _swap_Word ( n ); }
#define GET_DWord(f,n)  { gsf_input_read( f, 4, (guint8*)&n ); n = _swap_DWord( n ); }

#endif