geos_types.h

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/***********************************************************************
 * geos_types.h
 *
 * This file contains type definitions for use in GEOS applications
 * with llvm-mos C compiler.
 *
 ***********************************************************************/
 
#ifndef GEOS_TYPES_H
#define GEOS_TYPES_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include "geos_constants.h"
 
/***********************************************************************
 * Generic Definintions
 ***********************************************************************/
 
typedef uint8_t track_t;  
typedef uint8_t sector_t; 
typedef void (*vector)(void);
 
typedef char disk_name_t[DK_NM_ID_LEN]; 
typedef char file_name_t[DK_NM_ID_LEN]; 
typedef char prt_drv_name_t[17];        
typedef struct tr_se_pair {
  track_t track;
  sector_t sector;
} tr_se_pair_t;
 
typedef struct tr_se_pair file_tr_se_tab_t[128];
 
_Static_assert(sizeof(file_tr_se_tab_t) == 256,
               "Illegal size of file_tr_se_tab_t");
 
typedef struct date {
  uint8_t year;
  uint8_t month;
  uint8_t day;
  uint8_t hour;
  uint8_t minute;
} date_t;
 
/***********************************************************************
 * Commodore/GEOS disk block
 ***********************************************************************/
 
typedef struct disk_block {
  tr_se_pair_t block_chain;
  uint8_t data[254];
} disk_block_t;
 
_Static_assert(sizeof(disk_block_t) == 256, "Illegal size of disk_block_t");
 
/***********************************************************************
 * Commodore/GEOS directory entry
 ***********************************************************************/
 
typedef struct dir_entry {
  dos_file_type_t dos_file_type;
  tr_se_pair_t data_block;
  char name[16];
  tr_se_pair_t header_block;
  file_structure_t structure;
  geos_file_type_t type;
  date_t date;
  uint16_t size_in_blocks;
} dir_entry_t;
 
_Static_assert(sizeof(dir_entry_t) == 30, "Illegal size: dir_entry_t");
 
typedef struct cvt_dir_entry {
  dir_entry_t d;
  char signature[28];
} cvt_dir_entry_t;
 
/***********************************************************************
 * BAM Format / Directory Header
 ***********************************************************************/
 
typedef struct bam_track {
  uint8_t no_of_se; 
  uint8_t bam[3];   
} bam_track_t;
 
_Static_assert(sizeof(bam_track_t) == 4, "Illegal size of bam_track_t");
 
typedef struct dir_header {
  tr_se_pair_t dir_block;          
  char c1541_disk_format;          
  char buffer;                     
  bam_track_t bam_track[35];       
  disk_name_t disk_name;           
  uint16_t disk_id;                
  char buffer2;                    
  char dos_version;                
  char disk_format;                
  char buffer3[4];                 
  tr_se_pair_t off_page_dir_block; 
  char geos_id[16];                
  char master_disk; 
  char buffer4[66]; 
} dir_header_t;
 
_Static_assert(sizeof(dir_header_t) == 256, "Illegal size of dir_header_t");
 
/***********************************************************************
 * GEOS file header definition
 ***********************************************************************/
 
typedef struct file_header {
  uint8_t icon_width;     
  uint8_t icon_height;    
  uint8_t icon_data_type; 
  uint8_t icon_pic[63];   
  uint8_t dos_file_type;  
  geos_file_type_t geos_file_type; 
  file_structure_t file_structure; 
  uint16_t file_start; 
  uint16_t file_end;   
  uint16_t init_prog;  
  char file_name[19];  
  uint8_t c128_flags;  
  char par_disk_or_author[20]; 
  char par_application[20];    
  char application_use[23];    
  char notes[96]; 
} file_header_t;
 
_Static_assert(sizeof(file_header_t) == 254,
               "Illegal size of net_file_header_t");
 
typedef struct file_header_block { 
  tr_se_pair_t block_chain; 
  file_header_t h;
} file_header_block_t;
 
_Static_assert(sizeof(file_header_block_t) == 256,
               "Illegal size of file_header_t");
 
typedef struct icon_table_entry {
  uint8_t *graphic_data;
  uint8_t left;
  uint8_t top;
  uint8_t width;
  uint8_t height;
  vector service_routine;
} icon_table_entry_t;
 
typedef struct icon_table {
  uint8_t num_icons;
  uint16_t mouse_x;
  uint8_t mouse_y;
  icon_table_entry_t icons[];
} icon_table_t;
 
typedef struct menu_tab menu_tab_t;
typedef struct menu_item menu_item_t;
 
struct menu_item {
  char *text;
  uint8_t action_type;
  union {
    vector handler_function;
    menu_tab_t *sub_menu;
  };
};
 
struct menu_tab {
  char top;
  char bot;
  uint16_t left;
  uint16_t right;
  uint8_t menu_type_and_count;
  menu_item_t items[];
};
 
struct init_tab {   
  uint8_t *ptr;     
  uint8_t count;    
  uint8_t values[]; 
};
 
typedef struct icon_pic { 
  uint8_t *pic_ptr;       
  uint8_t card_left;      
  uint8_t top;            
  uint8_t card_width;     
  uint8_t heigth;         
} icon_pic_t;
 
typedef struct font_desc { 
  uint8_t baseline;
  uint8_t width;
  uint8_t height;
  uint8_t *index_tbl;
  uint8_t *data_ptr;
} font_desc_t;
 
typedef struct mobpos {
  uint8_t x;
  uint8_t y;
} mobpos_t;
 
#ifdef __cplusplus
extern "C" {
#endif
 
#endif