/*
*
*               API.H   Copyright Walker Richer & Quinn  1989
*
*/
struct api_statstruc    {
   int        apistat_pagetop_row;
   int        apistat_cursor_row;
   int        apistat_cursor_col;
   int        apistat_left_border;
   int        apistat_cursor_physrow;
   int        apistat_cursor_physcol;
   int        apistat_kb_lock_sw;
   int        apistat_batch_flag;
   int        apistat_datacomm_error_flag;      /* HP */
   int        apistat_host_prompt_received;     /* HP */
   int        apistat_xfer_pending_sw;          /* HP */
};
struct api_infostruc {
        int           apiinfo_apiversion;
        int           apiinfo_function_key_mode;
        int           apiinfo_local_echo;
        int           apiinfo_remote_mode;
        int           apiinfo_caps_lock;
        int           apiinfo_display_functions;
        int           apiinfo_auto_linefeed;
        int           apiinfo_right_margin;
        int           apiinfo_phys_screen_width;
        int           apiinfo_memory_response;       /* HP */
        int           apiinfo_xmit_functions;        /* HP */
        int           apiinfo_spow_strap;            /* HP */
        int           apiinfo_inheolwrp;             /* HP */
        int           apiinfo_line_page_mode;        /* HP */
        int           apiinfo_inhhndshk;             /* HP */
        int           apiinfo_inhdc2;                /* HP */
        int           apiinfo_block_mode;            /* HP */
        int           apiinfo_format_mode;           /* HP */
        int           apiinfo_memory_lock;           /* HP */
        int           apiinfo_type_ahead;            /* HP */
        int           apiinfo_normal_cursor_key_mode;/* DEC */
        int           apiinfo_numeric_keypad_mode;   /* DEC */
        int           apiinfo_multipage_mode;        /* DEC */
        int           apiinfo_user_features_locked;  /* DEC */
        int           apiinfo_udks_locked;           /* DEC */
};


/*
*
*HP Userkey label structure      R1/R7
*
*/
struct  ukey    {
    char    unsigned   ukey_attr;   /* 0=normal, 1=local only, 2=transmit only*/
    char    unsigned   ukey_lablen; /* length of the label  */
    char    unsigned   ukey_deflen; /* length of the definition string */
    int                ukey_reserved;
    char            ukey_text[160]; /*label string followed by definition*/
};

/*
*
*DEC Softkey structure     R2/R4
*
*
*/
struct softkey  {
        char    unsigned   action;      /* 0 = normal, 1 = local only */
        char    unsigned   label_length;
        char    label_text[8];
        char    unsigned   defn_length;
        char    defn_text[80];
};

/*
*
*DEC User Defined Key (UDK) structure   R2 / R4
*
*/
struct udk {
        char    unsigned        udk_length;
        char                    udk_text[255];
};


/*      API Function Prototypes         */



int     api_rcheck( void );
int     api_instchk(char *);
int     api_open( void );
int     api_close( void );
int     api_getinfo( struct api_infostruc *, int );
int     api_getstatus( struct api_statstruc *, int );
int     api_startcommands( void );
int     api_docommand( char * );
int     api_getvar( char *, int, int *);
int     api_setvar( char *, int, int );
int     api_found( void );
int     api_endcommands( void );
int     api_screenread( char *, int, int, int );
int     api_keystatus( void );
int     api_qkeys( char * );
int     api_clrkeybd ( void );
int     api_cmdstatus( void );
int     api_qcmd( char * );
int     api_clrcmdq( void );
int     api_releasedc( void );
int     api_assertdc( void );
int     api_popup( void );
int     api_reset( void );
int     api_getfkey( void * , int);
int     api_setfkey( void * , int);
int     api_offerbuf( char far *, int, int );
int     api_cancelbuf( void );
int     api_wait( void );
int     api_block( void );
int     api_searchscreen( char *, int * , int * );
int     api_rdchar( char * );
int     api_writeasync( int );
int     api_xmitstatus( void );