+/*--- hardware/common/scpi.c ------------------------------------------------*/
+
+#define SCPI_CMD_IDN "*IDN?"
+#define SCPI_CMD_OPC "*OPC?"
+
+enum {
+ SCPI_CMD_SET_TRIGGER_SOURCE,
+ SCPI_CMD_SET_TIMEBASE,
+ SCPI_CMD_SET_VERTICAL_DIV,
+ SCPI_CMD_SET_TRIGGER_SLOPE,
+ SCPI_CMD_SET_COUPLING,
+ SCPI_CMD_SET_HORIZ_TRIGGERPOS,
+ SCPI_CMD_GET_ANALOG_CHAN_STATE,
+ SCPI_CMD_GET_DIG_CHAN_STATE,
+ SCPI_CMD_GET_TIMEBASE,
+ SCPI_CMD_GET_VERTICAL_DIV,
+ SCPI_CMD_GET_VERTICAL_OFFSET,
+ SCPI_CMD_GET_TRIGGER_SOURCE,
+ SCPI_CMD_GET_HORIZ_TRIGGERPOS,
+ SCPI_CMD_GET_TRIGGER_SLOPE,
+ SCPI_CMD_GET_COUPLING,
+ SCPI_CMD_SET_ANALOG_CHAN_STATE,
+ SCPI_CMD_SET_DIG_CHAN_STATE,
+ SCPI_CMD_GET_DIG_POD_STATE,
+ SCPI_CMD_SET_DIG_POD_STATE,
+ SCPI_CMD_GET_ANALOG_DATA,
+ SCPI_CMD_GET_DIG_DATA,
+};
+
+struct sr_scpi_hw_info {
+ char *manufacturer;
+ char *model;
+ char *serial_number;
+ char *firmware_version;
+};
+
+struct sr_scpi_dev_inst {
+ int (*open)(void *priv);
+ int (*source_add)(void *priv, int events,
+ int timeout, sr_receive_data_callback_t cb, void *cb_data);
+ int (*source_remove)(void *priv);
+ int (*send)(void *priv, const char *command);
+ int (*receive)(void *priv, char **scpi_response);
+ int (*read)(void *priv, char *buf, int maxlen);
+ int (*close)(void *priv);
+ void (*free)(void *priv);
+ void *priv;
+};
+
+SR_PRIV int sr_scpi_open(struct sr_scpi_dev_inst *scpi);
+SR_PRIV int sr_scpi_source_add(struct sr_scpi_dev_inst *scpi, int events,
+ int timeout, sr_receive_data_callback_t cb, void *cb_data);
+SR_PRIV int sr_scpi_source_remove(struct sr_scpi_dev_inst *scpi);
+SR_PRIV int sr_scpi_send(struct sr_scpi_dev_inst *scpi,
+ const char *format, ...);
+SR_PRIV int sr_scpi_send_variadic(struct sr_scpi_dev_inst *scpi,
+ const char *format, va_list args);
+SR_PRIV int sr_scpi_receive(struct sr_scpi_dev_inst *scpi,
+ char **scpi_response);
+SR_PRIV int sr_scpi_read(struct sr_scpi_dev_inst *scpi, char *buf, int maxlen);
+SR_PRIV int sr_scpi_close(struct sr_scpi_dev_inst *scpi);
+SR_PRIV void sr_scpi_free(struct sr_scpi_dev_inst *scpi);
+
+SR_PRIV int sr_scpi_get_string(struct sr_scpi_dev_inst *scpi,
+ const char *command, char **scpi_response);
+SR_PRIV int sr_scpi_get_bool(struct sr_scpi_dev_inst *scpi,
+ const char *command, gboolean *scpi_response);
+SR_PRIV int sr_scpi_get_int(struct sr_scpi_dev_inst *scpi,
+ const char *command, int *scpi_response);
+SR_PRIV int sr_scpi_get_float(struct sr_scpi_dev_inst *scpi,
+ const char *command, float *scpi_response);
+SR_PRIV int sr_scpi_get_double(struct sr_scpi_dev_inst *scpi,
+ const char *command, double *scpi_response);
+SR_PRIV int sr_scpi_get_opc(struct sr_scpi_dev_inst *scpi);
+SR_PRIV int sr_scpi_get_floatv(struct sr_scpi_dev_inst *scpi,
+ const char *command, GArray **scpi_response);
+SR_PRIV int sr_scpi_get_uint8v(struct sr_scpi_dev_inst *scpi,
+ const char *command, GArray **scpi_response);
+SR_PRIV int sr_scpi_get_hw_id(struct sr_scpi_dev_inst *scpi,
+ struct sr_scpi_hw_info **scpi_response);
+SR_PRIV void sr_scpi_hw_info_free(struct sr_scpi_hw_info *hw_info);
+
+/*--- hardware/common/scpi_serial.c -----------------------------------------*/
+
+#ifdef HAVE_LIBSERIALPORT
+SR_PRIV struct sr_scpi_dev_inst *scpi_serial_dev_inst_new(const char *port,
+ const char *serialcomm);
+#endif
+
+/*--- hardware/common/scpi_tcp.c --------------------------------------------*/
+
+SR_PRIV struct sr_scpi_dev_inst *scpi_tcp_dev_inst_new(const char *address,
+ const char *port);
+
+/*--- hardware/common/scpi_usbtmc.c -----------------------------------------*/
+
+SR_PRIV struct sr_scpi_dev_inst *scpi_usbtmc_dev_inst_new(const char *device);
+