* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <config.h>
#include <string.h>
#include "protocol.h"
-extern struct sr_dev_driver kecheng_kc_330b_driver_info;
extern const uint64_t kecheng_kc_330b_sample_intervals[][2];
SR_PRIV int kecheng_kc_330b_handle_events(int fd, int revents, void *cb_data)
struct sr_dev_driver *di;
struct drv_context *drvc;
struct dev_context *devc;
- struct sr_datafeed_packet packet;
struct sr_dev_inst *sdi;
struct sr_usb_dev_inst *usb;
struct timeval tv;
devc = sdi->priv;
usb = sdi->conn;
di = sdi->driver;
- drvc = di->priv;
+ drvc = di->context;
memset(&tv, 0, sizeof(struct timeval));
libusb_handle_events_timeout_completed(drvc->sr_ctx->libusb_ctx, &tv,
if (sdi->status == SR_ST_STOPPING) {
libusb_free_transfer(devc->xfer);
usb_source_remove(sdi->session, drvc->sr_ctx);
- packet.type = SR_DF_END;
- sr_session_send(cb_data, &packet);
+ std_session_send_df_end(sdi);
sdi->status = SR_ST_ACTIVE;
return TRUE;
}
if (ret != 0 || len != 1) {
sr_dbg("Failed to request new acquisition: %s",
libusb_error_name(ret));
- sdi->driver->dev_acquisition_stop((struct sr_dev_inst *)sdi,
- devc->cb_data);
+ sr_dev_acquisition_stop(sdi);
return TRUE;
}
libusb_submit_transfer(devc->xfer);
if (ret != 0 || len != 4) {
sr_dbg("Failed to request next chunk: %s",
libusb_error_name(ret));
- sdi->driver->dev_acquisition_stop((struct sr_dev_inst *)sdi,
- devc->cb_data);
+ sr_dev_acquisition_stop(sdi);
return TRUE;
}
libusb_submit_transfer(devc->xfer);
struct dev_context *devc;
struct sr_datafeed_packet packet;
struct sr_datafeed_analog analog;
+ struct sr_analog_encoding encoding;
+ struct sr_analog_meaning meaning;
+ struct sr_analog_spec spec;
devc = sdi->priv;
- memset(&analog, 0, sizeof(struct sr_datafeed_analog));
- analog.mq = SR_MQ_SOUND_PRESSURE_LEVEL;
- analog.mqflags = devc->mqflags;
- analog.unit = SR_UNIT_DECIBEL_SPL;
- analog.channels = sdi->channels;
+ sr_analog_init(&analog, &encoding, &meaning, &spec, 1);
+ analog.meaning->mq = SR_MQ_SOUND_PRESSURE_LEVEL;
+ analog.meaning->mqflags = devc->mqflags;
+ analog.meaning->unit = SR_UNIT_DECIBEL_SPL;
+ analog.meaning->channels = sdi->channels;
analog.num_samples = buf_len;
analog.data = buf;
packet.type = SR_DF_ANALOG;
packet.payload = &analog;
- sr_session_send(devc->cb_data, &packet);
-
+ sr_session_send(sdi, &packet);
}
-SR_PRIV void kecheng_kc_330b_receive_transfer(struct libusb_transfer *transfer)
+SR_PRIV void LIBUSB_CALL kecheng_kc_330b_receive_transfer(struct libusb_transfer *transfer)
{
struct dev_context *devc;
struct sr_dev_inst *sdi;
switch (transfer->status) {
case LIBUSB_TRANSFER_NO_DEVICE:
/* USB device was unplugged. */
- sdi->driver->dev_acquisition_stop((struct sr_dev_inst *)sdi,
- devc->cb_data);
+ sr_dev_acquisition_stop(sdi);
return;
case LIBUSB_TRANSFER_COMPLETED:
case LIBUSB_TRANSFER_TIMED_OUT: /* We may have received some data though */
send_data(sdi, fvalue, 1);
devc->num_samples++;
if (devc->limit_samples && devc->num_samples >= devc->limit_samples) {
- sdi->driver->dev_acquisition_stop((struct sr_dev_inst *)sdi,
- devc->cb_data);
+ sr_dev_acquisition_stop(sdi);
} else {
/* let USB event handler fire off another
* request when the time is right. */
send_data(sdi, fvalue, 1);
devc->num_samples += num_samples;
if (devc->num_samples >= devc->stored_samples) {
- sdi->driver->dev_acquisition_stop((struct sr_dev_inst *)sdi,
- devc->cb_data);
+ sr_dev_acquisition_stop(sdi);
} else {
/* let USB event handler fire off another
* request when the time is right. */