/*      $OpenBSD: kbd.h,v 1.19 2015/03/19 21:48:05 bcallah Exp $        */

/* This file is in the public domain. */

/*
 * kbd.h: type definitions for symbol.c and kbd.c for mg experimental
 */

struct map_element {
        KCHAR            k_base;        /* first key in element          */
        KCHAR            k_num;         /* last key in element           */
        PF              *k_funcp;       /* pointer to array of pointers  */
                                        /* to functions                  */
        struct keymap_s *k_prefmap;     /* keymap of ONLY prefix key in  */
                                        /* element                       */
};

/*
 * Predefined keymaps are NOT type KEYMAP because final array needs
 * dimension.  If any changes are made to this struct, they must be reflected
 * in all keymap declarations.
 */

#define KEYMAPE(NUM)    {                                               \
        short   map_num;                        /* elements used */     \
        short   map_max;                        /* elements allocated */\
        PF      map_default;                    /* default function */  \
        struct map_element map_element[NUM];    /* really [e_max] */    \
}
typedef struct keymap_s KEYMAPE(1) KEYMAP;

/* Number of map_elements to grow an overflowed keymap by */
#define MAPGROW 3
#define MAPINIT (MAPGROW+1)

/* Max number of default bindings added to avoid creating new element */
#define MAPELEDEF 4

struct maps_s {
        KEYMAP          *p_map;
        const char      *p_name;
        struct maps_s   *p_next;
};

extern struct maps_s    *maps;
extern struct maps_s    fundamental_mode;
#define         fundamental_map (fundamental_mode.p_map)

int              dobindkey(KEYMAP *, const char *, const char *);
KEYMAP          *name_map(const char *);
struct maps_s   *name_mode(const char *);
PF               doscan(KEYMAP *, int, KEYMAP **);
void             maps_init(void);
int              maps_add(KEYMAP *, const char *);

extern struct map_element       *ele;
extern struct maps_s            *defb_modes[];