47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
#ifndef evdev_inputlib_h
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#define evdev_inputlib_h
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typedef struct {
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int num; ///< The high-level index of the button. Always 0-N
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int evnum; ///< The low-level index of the button. May be sparse
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int state; ///< Current state of the button.
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} button_t;
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typedef struct {
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int num; ///< The high-level index of the axis. Always 0-N
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int evnum; ///< The low-level index of the axis. May be sparse
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int value; ///< Current value of the input axis.
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// relative axes set these to 0
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int min; ///< Minimum value for the axis (usually constant).
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int max; ///< Maximum value for the axis (usually constant).
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} axis_t;
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typedef struct device_s {
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struct device_s *next;
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char *path;
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char *name;
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char *phys;
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char *uniq;
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int fd;
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int max_button;
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int *button_map;
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int num_buttons;
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button_t *buttons;
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int max_abs_axis;
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int *abs_axis_map;
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int max_rel_axis;
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int *rel_axis_map;
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int num_abs_axes;
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int num_rel_axes;
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// includes both abs and rel axes, with abs first
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int num_axes;
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axis_t *axes;
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int event_count;
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} device_t;
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int inputlib_check_input (void);
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void inputlib_close (void);
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int inputlib_init (void (*dev_add) (device_t *), void (*dev_rem) (device_t *));
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#endif//evdev_inputlib_h
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