void pb_protocol_dump_device(const struct device *dev, const char *text,
FILE *stream);
int pb_protocol_device_len(const struct device *dev);
void pb_protocol_dump_device(const struct device *dev, const char *text,
FILE *stream);
int pb_protocol_device_len(const struct device *dev);
int pb_protocol_device_cmp(const struct device *a, const struct device *b);
int pb_protocol_boot_option_cmp(const struct boot_option *a,
int pb_protocol_device_cmp(const struct device *a, const struct device *b);
int pb_protocol_boot_option_cmp(const struct boot_option *a,
const struct pb_protocol_message *message);
int pb_protocol_serialise_device(const struct device *dev, char *buf, int buf_len);
const struct pb_protocol_message *message);
int pb_protocol_serialise_device(const struct device *dev, char *buf, int buf_len);