48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
// vi:ft=c
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#ifndef HID_H_
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#define HID_H_
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#include "net.h"
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#include "server.h"
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#include <linux/input-event-codes.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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// Unique identifier for devices (provided by linux)
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typedef uint64_t uniq_t;
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// Mapping to go from index to id of events
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// the id of an event is the code field of a input_event struct
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// the index is given (somewhat arbitrarily) by hid.c::setup_device, this is done because ids are sparse
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// and innefficient to transfer over network (especially for keys that can range from 0 to 700).
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typedef struct {
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uint16_t abs_indices[ABS_CNT];
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uint16_t rel_indices[REL_CNT];
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uint16_t key_indices[KEY_CNT];
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} DeviceMap;
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// A struct representing a connected device
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typedef struct {
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int event;
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int hidraw;
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uniq_t uniq;
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uint64_t id;
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char *name;
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DeviceMap mapping;
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MessageDeviceInfo device_info;
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} PhysicalDevice;
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typedef struct {
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PhysicalDevice dev;
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ServerConfigController ctr;
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} Controller;
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void *hid_thread(void *arg);
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void return_device(Controller *c);
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void forget_device(Controller *c);
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bool get_device(char **tags, size_t tag_count, bool *stop, Controller *res, uint8_t *index);
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void apply_controller_state(Controller *c, MessageControllerState *state);
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#endif
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