rtdm.h

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#ifndef _RTDM_UAPI_RTDM_H
#define _RTDM_UAPI_RTDM_H

#define RTDM_API_VER                    9

#define RTDM_API_MIN_COMPAT_VER         9

typedef uint64_t nanosecs_abs_t;

typedef int64_t nanosecs_rel_t;

#define RTDM_TIMEOUT_INFINITE           0

#define RTDM_TIMEOUT_NONE               (-1)

#define RTDM_CLASS_PARPORT              1
#define RTDM_CLASS_SERIAL               2
#define RTDM_CLASS_CAN                  3
#define RTDM_CLASS_NETWORK              4
#define RTDM_CLASS_RTMAC                5
#define RTDM_CLASS_TESTING              6
#define RTDM_CLASS_RTIPC                7
#define RTDM_CLASS_COBALT               8
#define RTDM_CLASS_UDD                  9
#define RTDM_CLASS_MEMORY               10
#define RTDM_CLASS_GPIO                 11
#define RTDM_CLASS_SPI                  12
#define RTDM_CLASS_PWM                  13

#define RTDM_CLASS_MISC                 223
#define RTDM_CLASS_EXPERIMENTAL         224
#define RTDM_CLASS_MAX                  255

#define RTDM_SUBCLASS_GENERIC           (-1)

#define RTIOC_TYPE_COMMON               0

#define RTDM_MAX_DEVNAME_LEN            31

typedef struct rtdm_device_info {
        int device_flags;

        int device_class;

        int device_sub_class;

        int profile_version;
} rtdm_device_info_t;

#define RTDM_PURGE_RX_BUFFER            0x0001
#define RTDM_PURGE_TX_BUFFER            0x0002

#define RTIOC_DEVICE_INFO \
        _IOR(RTIOC_TYPE_COMMON, 0x00, struct rtdm_device_info)

#define RTIOC_PURGE             _IOW(RTIOC_TYPE_COMMON, 0x10, int)

/* Internally used for mapping socket functions on IOCTLs */
struct _rtdm_getsockopt_args {
        int level;
        int optname;
        void *optval;
        socklen_t *optlen;
};

struct _rtdm_setsockopt_args {
        int level;
        int optname;
        const void *optval;
        socklen_t optlen;
};

struct _rtdm_getsockaddr_args {
        struct sockaddr *addr;
        socklen_t *addrlen;
};

struct _rtdm_setsockaddr_args {
        const struct sockaddr *addr;
        socklen_t addrlen;
};

#define _RTIOC_GETSOCKOPT       _IOW(RTIOC_TYPE_COMMON, 0x20,           \
                                     struct _rtdm_getsockopt_args)
#define _RTIOC_SETSOCKOPT       _IOW(RTIOC_TYPE_COMMON, 0x21,           \
                                     struct _rtdm_setsockopt_args)
#define _RTIOC_BIND             _IOW(RTIOC_TYPE_COMMON, 0x22,           \
                                     struct _rtdm_setsockaddr_args)
#define _RTIOC_CONNECT          _IOW(RTIOC_TYPE_COMMON, 0x23,           \
                                     struct _rtdm_setsockaddr_args)
#define _RTIOC_LISTEN           _IOW(RTIOC_TYPE_COMMON, 0x24,           \
                                     int)
#define _RTIOC_ACCEPT           _IOW(RTIOC_TYPE_COMMON, 0x25,           \
                                     struct _rtdm_getsockaddr_args)
#define _RTIOC_GETSOCKNAME      _IOW(RTIOC_TYPE_COMMON, 0x26,           \
                                     struct _rtdm_getsockaddr_args)
#define _RTIOC_GETPEERNAME      _IOW(RTIOC_TYPE_COMMON, 0x27,           \
                                     struct _rtdm_getsockaddr_args)
#define _RTIOC_SHUTDOWN         _IOW(RTIOC_TYPE_COMMON, 0x28,           \
                                     int)

/* Internally used for mmap() */
struct _rtdm_mmap_request {
        __u64 offset;
        size_t length;
        int prot;
        int flags;
};

#endif /* !_RTDM_UAPI_RTDM_H */