SR_PRIV int reloadpro_get_voltage_current(const struct sr_dev_inst *sdi,
float *voltage, float *current);
SR_PRIV int reloadpro_receive_data(int fd, int revents, void *cb_data);
SR_PRIV int reloadpro_get_voltage_current(const struct sr_dev_inst *sdi,
float *voltage, float *current);
SR_PRIV int reloadpro_receive_data(int fd, int revents, void *cb_data);