lib/psiconv/data.h

/*
    data.h - Part of psiconv, a PSION 5 file formats converter
    Copyright (c) 1999, 2000  Frodo Looijaard <frodol@dds.nl>       

    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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

/* This file contains the declarations of all types that are used to
   represent the Word file. Variables of these types are written by the
   parse routines, and read by the generation routines. */

#ifndef PSICONV_DATA_H
#define PSICONV_DATA_H

#include <psiconv/general.h>
#include <psiconv/list.h>

/* All types which end on _t are plain types; all other types are pointers
   to structs */

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

typedef double psiconv_float_t;

typedef enum psiconv_file_type {
  psiconv_unknown_file,
  psiconv_word_file,
  psiconv_texted_file,
  psiconv_mbm_file,
  psiconv_sketch_file,
  psiconv_clipart_file,
  psiconv_sheet_file
} psiconv_file_type_t;
  
/* Length indicators */
typedef psiconv_u32 psiconv_S_t;
typedef psiconv_u32 psiconv_X_t;

/* A string */
typedef char *psiconv_string_t;

/* In the Psion file, these are identical; but we translate them to more
   human-readable quantities */
typedef float psiconv_length_t;    /* For offsets in centimeters */
typedef float psiconv_size_t;      /* For sizes in points */

/* Some enums */
typedef enum psiconv_bool
{
  psiconv_bool_false,
  psiconv_bool_true
} psiconv_bool_t;

typedef enum psiconv_triple
{
  psiconv_triple_on,
  psiconv_triple_off,
  psiconv_triple_auto
} psiconv_triple_t;

typedef enum psiconv_super_sub
{ psiconv_normalscript,
  psiconv_superscript,
  psiconv_subscript
} psiconv_super_sub_t;

typedef enum psiconv_justify_hor
{ psiconv_justify_left, 
  psiconv_justify_centre, 
  psiconv_justify_right, 
  psiconv_justify_full 
} psiconv_justify_hor_t;

typedef enum psiconv_justify_ver
{ psiconv_justify_top,
  psiconv_justify_middle,
  psiconv_justify_bottom
} psiconv_justify_ver_t;

typedef enum psiconv_border_kind
{ psiconv_border_none,
  psiconv_border_solid,
  psiconv_border_double,
  psiconv_border_dotted,
  psiconv_border_dashed,
  psiconv_border_dotdashed,
  psiconv_border_dotdotdashed
} psiconv_border_kind_t;

typedef enum psiconv_screenfont
{
  psiconv_font_misc,
  psiconv_font_sansserif,
  psiconv_font_nonprop,
  psiconv_font_serif
} psiconv_screenfont_t;

/* Colors.
   black: 0x00 0x00 0x00 
   white: 0xff 0xff 0xff */
typedef struct psiconv_color_s
{
  psiconv_u8 red;
  psiconv_u8 green;
  psiconv_u8 blue;
} * psiconv_color;

typedef struct psiconv_font_s
{
  char *name;
  psiconv_screenfont_t screenfont;
} *psiconv_font;

typedef struct psiconv_border_s
{ 
  psiconv_border_kind_t kind;
  psiconv_size_t thickness; /* Set to 1/20 for non-solid lines */
  psiconv_color color;
} *psiconv_border;

typedef struct psiconv_bullet_s
{
  psiconv_bool_t on;
  psiconv_size_t font_size;
  psiconv_u8 character;
  psiconv_bool_t indent;
  psiconv_color color;
  psiconv_font font;
} *psiconv_bullet;

typedef enum psiconv_tab_kind
{
  psiconv_tab_left,
  psiconv_tab_centre,
  psiconv_tab_right
} psiconv_tab_kind_t;

typedef struct psiconv_tab_s
{
  psiconv_length_t location;
  psiconv_tab_kind_t kind;
} *psiconv_tab;


typedef psiconv_list psiconv_tab_list; /* of struct psiconv_tab */

typedef struct psiconv_all_tabs_s
{
  psiconv_length_t normal;
  psiconv_tab_list extras;
} *psiconv_all_tabs;

typedef struct psiconv_character_layout_s
{
  psiconv_color color;
  psiconv_color back_color;
  psiconv_size_t font_size;
  psiconv_bool_t italic;
  psiconv_bool_t bold;
  psiconv_super_sub_t super_sub;
  psiconv_bool_t underline;
  psiconv_bool_t strikethrough;
  psiconv_font font; 
} *psiconv_character_layout;

typedef struct psiconv_paragraph_layout_s
{
  psiconv_color back_color;
  psiconv_length_t indent_left;
  psiconv_length_t indent_right;
  psiconv_length_t indent_first;
  psiconv_justify_hor_t justify_hor;
  psiconv_justify_ver_t justify_ver;
  psiconv_size_t linespacing;
  psiconv_bool_t linespacing_exact;
  psiconv_size_t space_above;
  psiconv_size_t space_below;
  psiconv_bool_t keep_together;
  psiconv_bool_t keep_with_next;
  psiconv_bool_t on_next_page;
  psiconv_bool_t no_widow_protection;
  psiconv_length_t border_distance;
  psiconv_bullet bullet;
  psiconv_border left_border;
  psiconv_border right_border;
  psiconv_border top_border;
  psiconv_border bottom_border;
  psiconv_all_tabs tabs;
} *psiconv_paragraph_layout;

typedef struct psiconv_header_section_s
{
  psiconv_u32 uid1;
  psiconv_u32 uid2;
  psiconv_u32 uid3;
  psiconv_u32 checksum;
  psiconv_file_type_t file;
} *psiconv_header_section;

typedef struct psiconv_section_table_entry_s
{
  psiconv_u32 id;
  psiconv_u32 offset;
} *psiconv_section_table_entry;

typedef psiconv_list psiconv_section_table_section; 
/* Of struct sectiontable_entry */

typedef struct psiconv_application_id_section_s
{
  psiconv_u32 id;
  psiconv_string_t name;
} *psiconv_application_id_section;

typedef struct psiconv_in_line_layout_s
{
  psiconv_character_layout layout;
  int length;
} *psiconv_in_line_layout;

typedef psiconv_list psiconv_in_line_layouts; /* of struct in_line_layout */

typedef enum psiconv_replacement_type
{
  psiconv_replace_time,
  psiconv_replace_date,
  psiconv_replace_pagenr,
  psiconv_replace_nr_of_pages,
  psiconv_replace_filename
} psiconv_replacement_type_t;

typedef struct psiconv_replacement_s
{
  int offset;
  int cur_len;
  psiconv_replacement_type_t type;
} *psiconv_replacement;

typedef psiconv_list psiconv_replacements; /* of struct replacement */

typedef struct psiconv_paragraph_s
{
  char *text;
  psiconv_character_layout base_character;
  psiconv_paragraph_layout base_paragraph;
  psiconv_s16 base_style;
  psiconv_in_line_layouts in_lines;
  psiconv_replacements replacements;
} *psiconv_paragraph;

typedef psiconv_list psiconv_text_and_layout; /* Of struct paragraphs */

typedef struct psiconv_texted_section_s
{
  psiconv_text_and_layout paragraphs; 
} *psiconv_texted_section;

typedef struct psiconv_page_header_s
{
  psiconv_bool_t on_first_page;
  psiconv_paragraph_layout base_paragraph_layout;
  psiconv_character_layout base_character_layout;
  psiconv_texted_section text; 
} *psiconv_page_header;

typedef struct psiconv_page_layout_section_s
{
  psiconv_u32 first_page_nr;
  psiconv_length_t header_dist;
  psiconv_length_t footer_dist;
  psiconv_length_t left_margin;
  psiconv_length_t right_margin;
  psiconv_length_t top_margin;
  psiconv_length_t bottom_margin;
  psiconv_length_t page_width;
  psiconv_length_t page_height;
  psiconv_page_header header;
  psiconv_page_header footer;
  psiconv_bool_t landscape;
} * psiconv_page_layout_section;

typedef struct psiconv_word_status_section_s
{
  psiconv_bool_t show_tabs;
  psiconv_bool_t show_spaces;
  psiconv_bool_t show_paragraph_ends;
  psiconv_bool_t show_line_breaks;
  psiconv_bool_t show_hard_minus;
  psiconv_bool_t show_hard_space;
  psiconv_bool_t show_full_pictures;
  psiconv_bool_t show_full_graphs;
  psiconv_bool_t show_top_toolbar;
  psiconv_bool_t show_side_toolbar;
  psiconv_bool_t fit_lines_to_screen;
  psiconv_u32 cursor_position;
  psiconv_u32 display_size;
} *psiconv_word_status_section;

typedef struct psiconv_word_style_s
{
  psiconv_character_layout character;
  psiconv_paragraph_layout paragraph;
  psiconv_u8 hotkey;
  psiconv_string_t name;
  psiconv_bool_t built_in;
  psiconv_u32 outline_level;
} *psiconv_word_style;

typedef psiconv_list psiconv_word_style_list; /* Of style */

typedef struct psiconv_word_styles_section_s
{
  psiconv_word_style normal;
  psiconv_word_style_list styles;
} *psiconv_word_styles_section;

typedef struct psiconv_word_f_s
{
  psiconv_page_layout_section page_sec;
  psiconv_text_and_layout paragraphs;
  psiconv_word_status_section status_sec;
  psiconv_word_styles_section styles_sec;
} *psiconv_word_f;

typedef struct psiconv_texted_f_s
{
  psiconv_page_layout_section page_sec;
  psiconv_texted_section texted_sec;
} *psiconv_texted_f;

typedef psiconv_list psiconv_jumptable_section; /* of psiconv_u32 */

/* Normalized values [0..1] for each component 
   Origin is (x,y)=(0,0), to get pixel at (X,Y) use index [Y*xsize+X] */
typedef struct psiconv_paint_data_section_s
{
  psiconv_u32 xsize;
  psiconv_u32 ysize;
  psiconv_length_t pic_xsize; /* 0 if not specified */
  psiconv_length_t pic_ysize; /* 0 if not specified */
  float *red;
  float *green;
  float *blue;
} *psiconv_paint_data_section;

typedef psiconv_list psiconv_pictures; 
            /* of struct psiconv_paint_data_section */

typedef struct psiconv_mbm_f_s 
{
  psiconv_pictures sections;
} *psiconv_mbm_f;

/* This is a little intricated. A picture may be embedded in a larger form.
   A form is empty, except for the picture. The form has size form_{x,y}size,
   and the picture is at offset picture_{x,y}_offset within the form. The
   picture itself has size picture_{x,y}size. 
   Cuts are always <= 1.0; a cut of 0.0 cuts nothing away, a cut of 1.0
   cuts everything away. */
typedef struct psiconv_sketch_section_s
{
  psiconv_u16 form_xsize; 
  psiconv_u16 form_ysize;
  psiconv_u16 picture_x_offset;
  psiconv_u16 picture_y_offset;
  psiconv_u16 picture_xsize;
  psiconv_u16 picture_ysize;
  float magnification_x; /* computed relative to first six values */
  float magnification_y; /* computed relative to first six values */
  float cut_left;        /* computed relative to first six values */
  float cut_right;       /* computed relative to first six values */
  float cut_top;         /* computed relative to first six values */
  float cut_bottom;      /* computed relative to first six values */
  psiconv_paint_data_section picture;
} *psiconv_sketch_section;

typedef struct psiconv_sketch_f_s 
{
  psiconv_sketch_section sketch_sec;
} *psiconv_sketch_f;

typedef struct psiconv_clipart_section_s 
{
  /* Perhaps later on some currently unknown stuff. */
  psiconv_paint_data_section picture;
} * psiconv_clipart_section;

typedef psiconv_list psiconv_cliparts; /* of struct psiconv_clipart_section */

typedef struct psiconv_clipart_f_s 
{
  psiconv_cliparts sections;
} *psiconv_clipart_f;

typedef struct psiconv_sheet_status_section_s
{
  psiconv_bool_t show_graph;
  psiconv_u32 cursor_row;
  psiconv_u32 cursor_column;
  psiconv_bool_t show_top_sheet_toolbar;
  psiconv_bool_t show_side_sheet_toolbar;
  psiconv_bool_t show_top_graph_toolbar;
  psiconv_bool_t show_side_graph_toolbar;
  psiconv_u32 sheet_display_size;
  psiconv_u32 graph_display_size;
  psiconv_triple_t show_horizontal_scrollbar;
  psiconv_triple_t show_vertical_scrollbar;
} *psiconv_sheet_status_section;

typedef enum psiconv_formula_type
{
  psiconv_formula_unknown,
  psiconv_formula_op_lt,
  psiconv_formula_op_le,
  psiconv_formula_op_gt,
  psiconv_formula_op_ge,
  psiconv_formula_op_ne,
  psiconv_formula_op_eq,
  psiconv_formula_op_add,
  psiconv_formula_op_sub,
  psiconv_formula_op_mul,
  psiconv_formula_op_div,
  psiconv_formula_op_pow,
  psiconv_formula_op_pos,
  psiconv_formula_op_neg,
  psiconv_formula_op_con,
  psiconv_formula_op_bra,
  psiconv_formula_mark_eof,
  psiconv_formula_dat_float,
  psiconv_formula_dat_int,
  psiconv_formula_dat_var,
  psiconv_formula_dat_string,
  psiconv_formula_dat_cellref,
  psiconv_formula_dat_cellblock,
  psiconv_formula_dat_vcellblock,
  psiconv_formula_mark_opsep,
  psiconv_formula_mark_opend,
  psiconv_formula_fun_false,
  psiconv_formula_fun_if,
  psiconv_formula_fun_true,
  psiconv_formula_fun_cell,
  psiconv_formula_fun_errortype,
  psiconv_formula_fun_isblank,
  psiconv_formula_fun_iserr,
  psiconv_formula_fun_iserror,
  psiconv_formula_fun_islogical,
  psiconv_formula_fun_isna,
  psiconv_formula_fun_isnontext,
  psiconv_formula_fun_isnumber,
  psiconv_formula_fun_istext,
  psiconv_formula_fun_n,
  psiconv_formula_fun_type,
  psiconv_formula_fun_address,
  psiconv_formula_fun_column,
  psiconv_formula_fun_columns,
  psiconv_formula_fun_hlookup,
  psiconv_formula_fun_index,
  psiconv_formula_fun_indirect,
  psiconv_formula_fun_lookup,
  psiconv_formula_fun_offset,
  psiconv_formula_fun_row,
  psiconv_formula_fun_rows,
  psiconv_formula_fun_vlookup,
  psiconv_formula_fun_char,
  psiconv_formula_fun_code,
  psiconv_formula_fun_exact,
  psiconv_formula_fun_find,
  psiconv_formula_fun_left,
  psiconv_formula_fun_len,
  psiconv_formula_fun_lower,
  psiconv_formula_fun_mid,
  psiconv_formula_fun_proper,
  psiconv_formula_fun_replace,
  psiconv_formula_fun_rept,
  psiconv_formula_fun_right,
  psiconv_formula_fun_string,
  psiconv_formula_fun_t,
  psiconv_formula_fun_trim,
  psiconv_formula_fun_upper,
  psiconv_formula_fun_value,
  psiconv_formula_fun_date,
  psiconv_formula_fun_datevalue,
  psiconv_formula_fun_day,
  psiconv_formula_fun_hour,
  psiconv_formula_fun_minute,
  psiconv_formula_fun_month,
  psiconv_formula_fun_now,
  psiconv_formula_fun_second,
  psiconv_formula_fun_today,
  psiconv_formula_fun_time,
  psiconv_formula_fun_timevalue,
  psiconv_formula_fun_year,
  psiconv_formula_fun_abs,
  psiconv_formula_fun_acos,
  psiconv_formula_fun_asin,
  psiconv_formula_fun_atan,
  psiconv_formula_fun_atan2,
  psiconv_formula_fun_cos,
  psiconv_formula_fun_degrees,
  psiconv_formula_fun_exp,
  psiconv_formula_fun_fact,
  psiconv_formula_fun_int,
  psiconv_formula_fun_ln,
  psiconv_formula_fun_log10,
  psiconv_formula_fun_mod,
  psiconv_formula_fun_pi,
  psiconv_formula_fun_radians,
  psiconv_formula_fun_rand,
  psiconv_formula_fun_round,
  psiconv_formula_fun_sign,
  psiconv_formula_fun_sin,
  psiconv_formula_fun_sqrt,
  psiconv_formula_fun_sumproduct,
  psiconv_formula_fun_tan,
  psiconv_formula_fun_trunc,
  psiconv_formula_fun_cterm,
  psiconv_formula_fun_ddb,
  psiconv_formula_fun_fv,
  psiconv_formula_fun_irr,
  psiconv_formula_fun_npv,
  psiconv_formula_fun_pmt,
  psiconv_formula_fun_pv,
  psiconv_formula_fun_rate,
  psiconv_formula_fun_sln,
  psiconv_formula_fun_syd,
  psiconv_formula_fun_term,
  psiconv_formula_fun_combin,
  psiconv_formula_fun_permut,
  psiconv_formula_vfn_average,
  psiconv_formula_vfn_choose,
  psiconv_formula_vfn_count,
  psiconv_formula_vfn_counta,
  psiconv_formula_vfn_countblank,
  psiconv_formula_vfn_max,
  psiconv_formula_vfn_min,
  psiconv_formula_vfn_product,
  psiconv_formula_vfn_stdevp,
  psiconv_formula_vfn_stdev,
  psiconv_formula_vfn_sum,
  psiconv_formula_vfn_sumsq,
  psiconv_formula_vfn_varp,
  psiconv_formula_vfn_var
} psiconv_formula_type_t;

typedef psiconv_list psiconv_formula_list; /* Of struct psiconv_formula_s */

typedef struct psiconv_formula_s
{
  psiconv_formula_type_t type;
  union {
    psiconv_u32 dat_int;
    double dat_float;
    char *dat_string;
    psiconv_formula_list fun_operands;
  } data;
} *psiconv_formula;

typedef struct psiconv_sheet_workbook_section_s
{
  psiconv_formula_list formulas;
} *psiconv_sheet_workbook_section;

typedef struct psiconv_sheet_f_s
{
  psiconv_page_layout_section page_sec;
  psiconv_sheet_status_section status_sec;
  psiconv_sheet_workbook_section workbook_sec;
} *psiconv_sheet_f;

typedef struct psiconv_file_s 
{
  psiconv_file_type_t type;
  void *file;
} *psiconv_file;


/* UID1 */
#define PSICONV_ID_PSION5 0x10000037
#define PSICONV_ID_CLIPART 0x10000041
/* UID2 */
#define PSICONV_ID_DATA_FILE 0x1000006D
#define PSICONV_ID_MBM_FILE 0x10000042
/* UID3 */
#define PSICONV_ID_WORD 0x1000007F
#define PSICONV_ID_TEXTED 0x10000085
#define PSICONV_ID_SKETCH 0x1000007D
#define PSICONV_ID_SHEET 0x10000088

/* Section table ids */
#define PSICONV_ID_WORD_STATUS_SECTION 0x10000243
#define PSICONV_ID_APPL_ID_SECTION 0x10000089
#define PSICONV_ID_TEXT_SECTION 0x10000106
#define PSICONV_ID_LAYOUT_SECTION 0x10000143
#define PSICONV_ID_WORD_STYLES_SECTION 0x10000104
#define PSICONV_ID_PAGE_LAYOUT_SECTION 0x10000105
#define PSICONV_ID_PASSWORD_SECTION 0x100000CD
#define PSICONV_ID_SKETCH_SECTION 0x1000007D
#define PSICONV_ID_SHEET_STATUS_SECTION 0x1000011F
#define PSICONV_ID_SHEET_WORKBOOK_SECTION 0x1000011D

/* Other ids */
#define PSICONV_ID_PAGE_DIMENSIONS1 0x100000fd
#define PSICONV_ID_PAGE_DIMENSIONS2 0x1000010e
#define PSICONV_ID_TEXTED_BODY 0x1000005c
#define PSICONV_ID_TEXTED_REPLACEMENT 0x10000063
#define PSICONV_ID_TEXTED_UNKNOWN 0x10000065
#define PSICONV_ID_TEXTED_LAYOUT 0x10000066
#define PSICONV_ID_TEXTED_TEXT 0x10000064
#define PSICONV_ID_STYLE_REMOVABLE 0x1000004F
#define PSICONV_ID_STYLE_BUILT_IN 0x1000004C
#define PSICONV_ID_CLIPART_ITEM 0x10000040


/* Return a clean layout_status. You can modify it at will. Returns NULL
   if there is not enough memory. */
extern psiconv_character_layout psiconv_basic_character_layout(void);

/* Return a clean layout_status. You can modify it at will. Returns NULL
   if there is not enough memory. */
extern psiconv_paragraph_layout psiconv_basic_paragraph_layout(void);

/* Clone a layout_status: the new copy is completely independent of the
   original one. Returns NULL if there is not enough memory. */
extern psiconv_paragraph_layout psiconv_clone_paragraph_layout
                                       (psiconv_paragraph_layout ls);

extern psiconv_character_layout psiconv_clone_character_layout
                                (psiconv_character_layout ls);

/* Get a numbered style. Returns NULL if the style is unknown. */
extern psiconv_word_style psiconv_get_style (psiconv_word_styles_section ss, int nr);

extern void psiconv_free_color(psiconv_color color);
extern void psiconv_free_border(psiconv_border border);
extern void psiconv_free_bullet(psiconv_bullet bullet);
extern void psiconv_free_font(psiconv_font font);
extern void psiconv_free_tab(psiconv_tab tab);
extern void psiconv_free_tabs(psiconv_all_tabs tabs);
extern void psiconv_free_paragraph_layout(psiconv_paragraph_layout layout);
extern void psiconv_free_character_layout(psiconv_character_layout layout);
extern void psiconv_free_word_style(psiconv_word_style style);
extern void psiconv_free_word_styles_section
                                      (psiconv_word_styles_section styles);
extern void psiconv_free_formula(psiconv_formula formula);
extern void psiconv_free_formula_list(psiconv_formula_list list);
extern void psiconv_free_sheet_status_section
                                      (psiconv_sheet_status_section section);
extern void psiconv_free_sheet_f(psiconv_sheet_f file);
extern void psiconv_free_header_section(psiconv_header_section header);
extern void psiconv_free_section_table_entry(psiconv_section_table_entry entry);
extern void psiconv_free_section_table_section
                                   (psiconv_section_table_section section);
extern void psiconv_free_application_id_section
                                   (psiconv_application_id_section section);
extern void psiconv_free_in_line_layout(psiconv_in_line_layout layout);
extern void psiconv_free_in_line_layouts(psiconv_in_line_layouts layouts);
extern void psiconv_free_replacement(psiconv_replacement replacement);
extern void psiconv_free_replacements(psiconv_replacements replacements);
extern void psiconv_free_paragraph(psiconv_paragraph paragraph);
extern void psiconv_free_text_and_layout(psiconv_text_and_layout text);
extern void psiconv_free_texted_section(psiconv_texted_section section);
extern void psiconv_free_page_header(psiconv_page_header header);
extern void psiconv_free_page_layout_section
                                      (psiconv_page_layout_section section);
extern void psiconv_free_word_status_section
                                      (psiconv_word_status_section section);
extern void psiconv_free_word_f(psiconv_word_f file);
extern void psiconv_free_texted_f(psiconv_texted_f file);
extern void psiconv_free_paint_data_section(psiconv_paint_data_section section);
extern void psiconv_free_pictures(psiconv_pictures section);
extern void psiconv_free_jumptable_section
                                       (psiconv_jumptable_section section);
extern void psiconv_free_mbm_f(psiconv_mbm_f file);
extern void psiconv_free_sketch_section(psiconv_sketch_section sec);
extern void psiconv_free_sketch_f(psiconv_sketch_f file);
extern void psiconv_free_clipart_section(psiconv_clipart_section section);
extern void psiconv_free_cliparts(psiconv_cliparts section);
extern void psiconv_free_clipart_f(psiconv_clipart_f file);

extern void psiconv_free_file(psiconv_file file);

extern int psiconv_compare_color(const psiconv_color value1,
                                 const psiconv_color value2);
extern int psiconv_compare_font(const psiconv_font value1,
                                const psiconv_font value2);
extern int psiconv_compare_border(const psiconv_border value1,
                                  const psiconv_border value2);
extern int psiconv_compare_bullet(const psiconv_bullet value1,
                                  const psiconv_bullet value2);
extern int psiconv_compare_tab(const psiconv_tab value1, 
                               const psiconv_tab value2);
extern int psiconv_compare_all_tabs(const psiconv_all_tabs value1,
                                    const psiconv_all_tabs value2);
extern int psiconv_compare_paragraph_layout
                               (const psiconv_paragraph_layout value1,
                                const psiconv_paragraph_layout value2);

extern int psiconv_compare_character_layout
                               (const psiconv_character_layout value1,
                                const psiconv_character_layout value2);

/* Get a newly allocated file with sensible defaults, ready to generate. */
extern psiconv_file psiconv_empty_file(psiconv_file_type_t type);


#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* def PSICONV_DATA_H */
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