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#include <sys/types.h>
#include "midimonster.h"
/*
* This provides read-write access to the Linux kernel evdev subsystem
* via libevdev. On systems where uinput is not supported, output can be
* disabled by building with -DEVDEV_NO_UINPUT
*/
MM_PLUGIN_API int init();
static int evdev_configure(char* option, char* value);
static int evdev_configure_instance(instance* instance, char* option, char* value);
static int evdev_instance(instance* inst);
static channel* evdev_channel(instance* instance, char* spec, uint8_t flags);
static int evdev_set(instance* inst, size_t num, channel** c, channel_value* v);
static int evdev_handle(size_t num, managed_fd* fds);
static int evdev_start(size_t n, instance** inst);
static int evdev_shutdown(size_t n, instance** inst);
#define INPUT_NODES "/dev/input"
#define INPUT_PREFIX "event"
#ifndef UINPUT_MAX_NAME_SIZE
#define UINPUT_MAX_NAME_SIZE 512
#endif
typedef struct /*_evdev_relative_axis_config*/ {
uint8_t inverted;
int code;
int64_t max;
int64_t current;
} evdev_relaxis_config;
typedef struct /*_evdev_instance_model*/ {
int input_fd;
struct libevdev* input_ev;
int exclusive;
size_t relative_axes;
evdev_relaxis_config* relative_axis;
int output_enabled;
#ifndef EVDEV_NO_UINPUT
struct libevdev* output_proto;
struct libevdev_uinput* output_ev;
#endif
} evdev_instance_data;
typedef union {
struct {
uint32_t pad;
uint16_t type;
uint16_t code;
} fields;
uint64_t label;
} evdev_channel_ident;
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