cemuhookprotocol.h

#include <cstdint>

namespace cemuhook_protocol {
#pragma pack(push, 1)
struct Header {
    char magic[4];      // DSUS - server, DSUC - client
    uint16_t version;   // 1001
    uint16_t length;    // without header
    uint32_t crc32;     // whole packet with this field = 0
    uint32_t id;        // of packet source, constant among one run
    uint32_t eventType; // no part of the header where length is involved
    // event types:
    //  0x100000 - protocol version information
    //  0x100001 - information about connected controllers
    //  0x100002 - actual controllers data
};

struct VersionInformation {
    Header header;
    uint16_t version;
};

struct SharedResponse {
    uint8_t slot;
    uint8_t slotState;   // 0 - not connected, 1 - reserved, 2 - connected
    uint8_t deviceModel; // 0 - not applicable, 1 - no or partial gyro, 2 - full gyro, 3 - do not use
    uint8_t connection;  // 0 - not applicable, 1 - USB, 2 - bluetooth
    uint32_t mac1;       // unused - 0
    uint16_t mac2;       // unused - 0
    uint8_t battery;     // unused - 0
};

struct InfoRequest {
    int32_t portCnt; // amount of ports to report
    uint8_t slots[4];
};

struct InfoAnswer {
    Header header;
    SharedResponse response;
    uint8_t zero;
};

struct SubscribeRequest {
    uint8_t mask;  // 1 slot-based, 2 - mac-base, 3 - both, 0 - all controllers
    uint8_t slot;  // slot to subscribe
    uint32_t mac1; // unused
    uint16_t mac2; // unused
};

struct MotionData {
    uint64_t timestamp;
    float accX;
    float accY;
    float accZ;
    float pitch;
    float yaw;
    float roll;
};

struct DataEvent {
    Header header;
    SharedResponse response;
    uint8_t connected;
    uint32_t packetNumber;
    uint8_t buttons1;
    uint8_t buttons2;
    uint8_t homeButton;
    uint8_t touchButton;
    uint8_t lsX;
    uint8_t lsY;
    uint8_t rsX;
    uint8_t rsY;
    uint8_t adLeft;
    uint8_t adDown;
    uint8_t adRight;
    uint8_t adUp;
    uint8_t aY;
    uint8_t aB;
    uint8_t aA;
    uint8_t aX;
    uint8_t aR1;
    uint8_t aL1;
    uint8_t aR2;
    uint8_t aL2;
    uint32_t touch[3];
    MotionData motion;
};
#pragma pack(pop)
} // namespace cemuhook_protocol