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#ifndef TERMKEY_INTERNAL_H
#define TERMKEY_INTERNAL_H
#include "termkey.h"
#include <stdint.h>
#include <termios.h>
typedef struct termkey_driver termkey_driver_t;
struct termkey_driver
{
const char *name;
void *(*new_driver) (termkey_t *tk, const char *term);
void (*free_driver) (void *info);
int (*start_driver) (termkey_t *tk, void *info);
int (*stop_driver) (termkey_t *tk, void *info);
termkey_result_t (*peekkey) (termkey_t *tk,
void *info, termkey_key_t *key, int force, size_t *nbytes);
};
typedef struct keyinfo keyinfo_t;
struct keyinfo
{
termkey_type_t type;
termkey_sym_t sym;
int modifier_mask;
int modifier_set;
};
typedef struct termkey_driver_node termkey_driver_node_t;
struct termkey_driver_node
{
termkey_driver_t *driver;
void *info;
termkey_driver_node_t *next;
};
struct termkey
{
int fd;
int flags;
int canonflags;
unsigned char *buffer;
size_t buffstart; // First offset in buffer
size_t buffcount; // NUMBER of entires valid in buffer
size_t buffsize; // Total malloc'ed size
// Position beyond buffstart at which peekkey() should next start
// normally 0, but see also termkey_interpret_csi().
size_t hightide;
struct termios restore_termios;
char restore_termios_valid;
int waittime; // msec
char is_closed;
char is_started;
int nkeynames;
const char **keynames;
// There are 32 C0 codes
keyinfo_t c0[32];
termkey_driver_node_t *drivers;
// Now some "protected" methods for the driver to call but which we don't
// want exported as real symbols in the library
struct
{
void (*emit_codepoint) (termkey_t *tk,
long codepoint, termkey_key_t *key);
termkey_result_t (*peekkey_simple) (termkey_t *tk,
termkey_key_t *key, int force, size_t *nbytes);
termkey_result_t (*peekkey_mouse) (termkey_t *tk,
termkey_key_t *key, size_t *nbytes);
}
method;
};
static inline void
termkey_key_get_linecol (const termkey_key_t *key, int *line, int *col)
{
if (col)
*col = (unsigned char) key->code.mouse[1]
| ((unsigned char) key->code.mouse[3] & 0x0f) << 8;
if (line)
*line = (unsigned char) key->code.mouse[2]
| ((unsigned char) key->code.mouse[3] & 0x70) << 4;
}
static inline void
termkey_key_set_linecol (termkey_key_t *key, int line, int col)
{
if (line > 0xfff)
line = 0xfff;
if (col > 0x7ff)
col = 0x7ff;
key->code.mouse[1] = (line & 0x0ff);
key->code.mouse[2] = (col & 0x0ff);
key->code.mouse[3] = (line & 0xf00) >> 8 | (col & 0x300) >> 4;
}
extern termkey_driver_t termkey_driver_csi;
extern termkey_driver_t termkey_driver_ti;
#endif // ! TERMKEY_INTERNAL_H
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