SR_PRIV int testo_probe_channels(struct sr_dev_inst *sdi);
SR_PRIV void receive_transfer(struct libusb_transfer *transfer);
SR_PRIV int testo_request_packet(const struct sr_dev_inst *sdi);
SR_PRIV int testo_probe_channels(struct sr_dev_inst *sdi);
SR_PRIV void receive_transfer(struct libusb_transfer *transfer);
SR_PRIV int testo_request_packet(const struct sr_dev_inst *sdi);