static GSList *scan(GSList *options) { struct drv_context *drvc; struct dev_context *devc; struct sr_dev_inst *sdi; struct sr_channel *ch; GSList *usb_devices, *devices, *l; char *model; (void)options; drvc = di->priv; drvc->instances = NULL; devices = NULL; if ((usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, USB_CONN))) { /* We have a list of sr_usb_dev_inst matching the connection * string. Wrap them in sr_dev_inst and we're done. */ for (l = usb_devices; l; l = l->next) { if (scan_kecheng(l->data, &model) != SR_OK) continue; if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, VENDOR, model, NULL))) return NULL; g_free(model); sdi->driver = di; sdi->inst_type = SR_INST_USB; sdi->conn = l->data; if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "SPL"))) return NULL; sdi->channels = g_slist_append(sdi->channels, ch); if (!(devc = g_try_malloc(sizeof(struct dev_context)))) { sr_dbg("Device context malloc failed."); return NULL; } sdi->priv = devc; devc->limit_samples = 0; /* The protocol provides no way to read the current * settings, so we'll enforce these. */ devc->sample_interval = DEFAULT_SAMPLE_INTERVAL; devc->alarm_low = DEFAULT_ALARM_LOW; devc->alarm_high = DEFAULT_ALARM_HIGH; devc->mqflags = DEFAULT_WEIGHT_TIME | DEFAULT_WEIGHT_FREQ; devc->data_source = DEFAULT_DATA_SOURCE; devc->config_dirty = FALSE; /* TODO: Set date/time? */ drvc->instances = g_slist_append(drvc->instances, sdi); devices = g_slist_append(devices, sdi); } g_slist_free(usb_devices); } else g_slist_free_full(usb_devices, g_free); return devices; }
static GSList *scan(struct sr_dev_driver *di, GSList *options) { struct drv_context *drvc; struct dev_context *devc; struct sr_dev_inst *sdi; GSList *usb_devices, *devices, *l; char *model; (void)options; drvc = di->context; devices = NULL; if ((usb_devices = sr_usb_find(drvc->sr_ctx->libusb_ctx, USB_CONN))) { /* We have a list of sr_usb_dev_inst matching the connection * string. Wrap them in sr_dev_inst and we're done. */ for (l = usb_devices; l; l = l->next) { if (scan_kecheng(di, l->data, &model) != SR_OK) continue; sdi = g_malloc0(sizeof(struct sr_dev_inst)); sdi->status = SR_ST_INACTIVE; sdi->vendor = g_strdup(VENDOR); sdi->model = model; /* Already g_strndup()'d. */ sdi->inst_type = SR_INST_USB; sdi->conn = l->data; sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "SPL"); devc = g_malloc0(sizeof(struct dev_context)); sdi->priv = devc; devc->limit_samples = 0; /* The protocol provides no way to read the current * settings, so we'll enforce these. */ devc->sample_interval = DEFAULT_SAMPLE_INTERVAL; devc->alarm_low = DEFAULT_ALARM_LOW; devc->alarm_high = DEFAULT_ALARM_HIGH; devc->mqflags = DEFAULT_WEIGHT_TIME | DEFAULT_WEIGHT_FREQ; devc->data_source = DEFAULT_DATA_SOURCE; devc->config_dirty = FALSE; /* TODO: Set date/time? */ devices = g_slist_append(devices, sdi); } g_slist_free(usb_devices); } else g_slist_free_full(usb_devices, g_free); return std_scan_complete(di, devices); }