#include "libsigrok.h"
#include "libsigrok-internal.h"
-/* Message logging helpers with driver-specific prefix string. */
-#define DRIVER_LOG_DOMAIN "lascar-el-usb: "
-#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args)
-#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args)
-#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args)
+#define LOG_PREFIX "lascar-el-usb"
#define LASCAR_VENDOR "Lascar"
#define LASCAR_INTERFACE 0
#define LASCAR_EP_OUT 2
/* Max 100ms for a device to positively identify. */
#define SCAN_TIMEOUT 100000
+#define MAX_CONFIGBLOCK_SIZE 256
/** Private, per-device-instance driver context. */
struct dev_context {
void *cb_data;
- struct sr_usb_dev_inst *usb;
const struct elusb_profile *profile;
- int usbfd[10];
/* Generic EL-USB */
- unsigned char *config;
+ unsigned char config[MAX_CONFIGBLOCK_SIZE];
unsigned int log_size;
unsigned int rcvd_bytes;
unsigned int sample_size;
unsigned int logged_samples;
unsigned int rcvd_samples;
- unsigned int limit_samples;
+ uint64_t limit_samples;
/* Model-specific */
- /* EL-USB-CO: these are something like calibration values fixed per
- * device, used to convert the sample values to CO ppm. */
+ /* EL-USB-CO: these are something like scaling and calibration values
+ * fixed per device, used to convert the sample values to CO ppm. */
float co_high;
float co_low;
+ /* Temperature units as stored in the device config. */
+ int temp_unit;
};
enum {
int logformat;
};
-SR_PRIV unsigned char *lascar_get_config(libusb_device_handle *dev_hdl);
+SR_PRIV int lascar_get_config(libusb_device_handle *dev_hdl,
+ unsigned char *configblock, int *configlen);
+SR_PRIV struct sr_dev_inst *lascar_scan(int bus, int address);
SR_PRIV int lascar_el_usb_handle_events(int fd, int revents, void *cb_data);
SR_PRIV void lascar_el_usb_receive_transfer(struct libusb_transfer *transfer);
-SR_PRIV int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data);
+SR_PRIV int lascar_start_logging(const struct sr_dev_inst *sdi);
+SR_PRIV int lascar_stop_logging(const struct sr_dev_inst *sdi);
+SR_PRIV int lascar_is_logging(const struct sr_dev_inst *sdi);
+SR_PRIV int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data);
#endif