SR_PRIV extern const struct sr_scpi_dev_inst scpi_serial_dev;
SR_PRIV extern const struct sr_scpi_dev_inst scpi_tcp_raw_dev;
SR_PRIV extern const struct sr_scpi_dev_inst scpi_tcp_rigol_dev;
-SR_PRIV extern const struct sr_scpi_dev_inst scpi_usbtmc_dev;
+/* SR_PRIV extern const struct sr_scpi_dev_inst scpi_usbtmc_dev; */
+SR_PRIV extern const struct sr_scpi_dev_inst scpi_usbtmc_libusb_dev;
SR_PRIV extern const struct sr_scpi_dev_inst scpi_vxi_dev;
+SR_PRIV extern const struct sr_scpi_dev_inst scpi_visa_dev;
static const struct sr_scpi_dev_inst *scpi_devs[] = {
&scpi_tcp_raw_dev,
&scpi_tcp_rigol_dev,
- &scpi_usbtmc_dev,
+ /* &scpi_usbtmc_dev, */
+#ifdef HAVE_LIBUSB_1_0
+ &scpi_usbtmc_libusb_dev,
+#endif
#if HAVE_RPC
&scpi_vxi_dev,
#endif
+#ifdef HAVE_LIBREVISA
+ &scpi_visa_dev,
+#endif
#ifdef HAVE_LIBSERIALPORT
&scpi_serial_dev, /* must be last as it matches any resource */
#endif
};
-SR_PRIV struct sr_scpi_dev_inst *scpi_dev_inst_new(const char *resource,
- const char *serialcomm)
+static GSList *sr_scpi_scan_resource(struct drv_context *drvc,
+ const char *resource, const char *serialcomm,
+ struct sr_dev_inst *(*probe_device)(struct sr_scpi_dev_inst *scpi))
+{
+ struct sr_scpi_dev_inst *scpi;
+ struct sr_dev_inst *sdi;
+
+ if (!(scpi = scpi_dev_inst_new(drvc, resource, serialcomm)))
+ return NULL;
+
+ if (sr_scpi_open(scpi) != SR_OK) {
+ sr_info("Couldn't open SCPI device.");
+ sr_scpi_free(scpi);
+ return NULL;
+ };
+
+ if ((sdi = probe_device(scpi)))
+ return g_slist_append(NULL, sdi);
+
+ sr_scpi_close(scpi);
+ sr_scpi_free(scpi);
+ return NULL;
+}
+
+SR_PRIV GSList *sr_scpi_scan(struct drv_context *drvc, GSList *options,
+ struct sr_dev_inst *(*probe_device)(struct sr_scpi_dev_inst *scpi))
+{
+ GSList *resources, *l, *d, *devices = NULL;
+ const char *resource = NULL;
+ const char *serialcomm = NULL;
+ gchar **res;
+ unsigned i;
+
+ for (l = options; l; l = l->next) {
+ struct sr_config *src = l->data;
+ switch (src->key) {
+ case SR_CONF_CONN:
+ resource = g_variant_get_string(src->data, NULL);
+ break;
+ case SR_CONF_SERIALCOMM:
+ serialcomm = g_variant_get_string(src->data, NULL);
+ break;
+ }
+ }
+
+ for (i = 0; i < ARRAY_SIZE(scpi_devs); i++) {
+ if ((resource && strcmp(resource, scpi_devs[i]->prefix))
+ || !scpi_devs[i]->scan)
+ continue;
+ resources = scpi_devs[i]->scan(drvc);
+ for (l = resources; l; l = l->next) {
+ res = g_strsplit(l->data, ":", 2);
+ if (res[0] && (d = sr_scpi_scan_resource(drvc, res[0],
+ serialcomm ? serialcomm : res[1], probe_device)))
+ devices = g_slist_concat(devices, d);
+ g_strfreev(res);
+ }
+ g_slist_free_full(resources, g_free);
+ }
+
+ if (!devices && resource)
+ devices = sr_scpi_scan_resource(drvc, resource, serialcomm,
+ probe_device);
+
+ /* Tack a copy of the newly found devices onto the driver list. */
+ if (devices)
+ drvc->instances = g_slist_concat(drvc->instances,
+ g_slist_copy(devices));
+
+ return devices;
+}
+
+SR_PRIV struct sr_scpi_dev_inst *scpi_dev_inst_new(struct drv_context *drvc,
+ const char *resource, const char *serialcomm)
{
struct sr_scpi_dev_inst *scpi = NULL;
const struct sr_scpi_dev_inst *scpi_dev;
*scpi = *scpi_dev;
scpi->priv = g_malloc0(scpi->priv_size);
params = g_strsplit(resource, "/", 0);
- if (scpi->dev_inst_new(scpi->priv, resource,
+ if (scpi->dev_inst_new(scpi->priv, drvc, resource,
params, serialcomm) != SR_OK) {
sr_scpi_free(scpi);
scpi = NULL;
g_string_append_len(response, buf, len);
}
+ /* Get rid of trailing linefeed if present */
+ if (response->len >= 1 && response->str[response->len - 1] == '\n')
+ g_string_truncate(response, response->len - 1);
+
*scpi_response = response->str;
g_string_free(response, FALSE);
+ sr_spew("Got response: '%.70s'.", *scpi_response);
+
return SR_OK;
}
{
int num_tokens;
char *response;
- char *newline;
gchar **tokens;
struct sr_scpi_hw_info *hw_info;
sr_info("Got IDN string: '%s'", response);
- /* Remove trailing newline if present. */
- if ((newline = g_strrstr(response, "\n")))
- newline[0] = '\0';
-
/*
* The response to a '*IDN?' is specified by the SCPI spec. It contains
* a comma-separated list containing the manufacturer name, instrument