user_io_broker.h

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#ifndef NEXUS_COMPONENTS_USER_IO_BROKER_H
#define NEXUS_COMPONENTS_USER_IO_BROKER_H
#include "nexus/core/status.h"
#ifdef __cplusplus
extern "C" {
#endif
enum nx_user_io_constants {
    NX_USER_IO_ABI = 1U,
    NX_USER_GPIO_READ = 1U,
    NX_USER_GPIO_WRITE = 2U
};

typedef struct {
    uint32_t abi;
    uint32_t device;
    uint32_t operation;
    uint32_t set_mask;
    uint32_t reset_mask;
    uint32_t read_mask;
    uint32_t reserved[2];
} nx_user_io_message_t;

typedef struct {
    uint32_t result;
    uint32_t value;
} nx_user_io_reply_t;

typedef struct nx_user_io_broker nx_user_io_broker_t;
typedef struct nx_user_io_call nx_user_io_call_t;
typedef struct {
    nx_result_t result;
    nx_result_t cleanup_result;
    bool accepted;
    bool retained;
    bool device_effect_possible;
} nx_user_io_result_t;

nx_user_io_result_t nx_user_io_broker_gpio(nx_user_io_broker_t* broker,
                                           nx_user_io_call_t* call,
                                           const nx_user_io_message_t* message,
                                           nx_user_io_reply_t* reply);
nx_user_io_result_t nx_user_io_broker_gpio_finish(nx_user_io_broker_t* broker,
                                                  nx_user_io_call_t* call);
#ifdef __cplusplus
}
#endif
#endif /* NEXUS_COMPONENTS_USER_IO_BROKER_H */