mdw@git.distorted.org.uk Git - sgt/puzzles/blob - puzzles.h

   1 /*
   2  * puzzles.h: header file for my puzzle collection
   3  */
   4
   5 #ifndef PUZZLES_PUZZLES_H
   6 #define PUZZLES_PUZZLES_H
   7
   8 #ifndef TRUE
   9 #define TRUE 1
  10 #endif
  11 #ifndef FALSE
  12 #define FALSE 0
  13 #endif
  14
  15 #define lenof(array) ( sizeof(array) / sizeof(*(array)) )
  16
  17 enum {
  18     LEFT_BUTTON = 0x1000,
  19     MIDDLE_BUTTON,
  20     RIGHT_BUTTON
  21 };
  22
  23 /*
  24  * Platform routines
  25  */
  26 void fatal(char *fmt, ...);
  27
  28 /*
  29  * malloc.c
  30  */
  31 void *smalloc(int size);
  32 void *srealloc(void *p, int size);
  33 void sfree(void *p);
  34 char *dupstr(char *s);
  35 #define snew(type) \
  36     ( (type *) smalloc (sizeof (type)) )
  37 #define snewn(number, type) \
  38     ( (type *) smalloc ((number) * sizeof (type)) )
  39 #define sresize(array, number, type) \
  40     ( (type *) srealloc ((array), (len) * sizeof (type)) )
  41
  42 /*
  43  * random.c
  44  */
  45 typedef struct random_state random_state;
  46 random_state *random_init(char *seed, int len);
  47 unsigned long random_upto(random_state *state, unsigned long limit);
  48 void random_free(random_state *state);
  49
  50 /*
  51  * Game-specific routines
  52  */
  53 typedef struct game_params game_params;
  54 typedef struct game_state game_state;
  55 char *new_game_seed(game_params *params);
  56 game_state *new_game(game_params *params, char *seed);
  57 game_state *dup_game(game_state *state);
  58 void free_game(game_state *state);
  59 game_state *make_move(game_state *from, int x, int y, int button);
  60
  61 #endif /* PUZZLES_PUZZLES_H */