}
+static int
+wpas_ctrl_set_relative_rssi(struct wpa_supplicant *wpa_s, const char *cmd)
+{
+ int relative_rssi;
+
+ if (os_strcmp(cmd, "disable") == 0) {
+ wpa_s->srp.relative_rssi_set = 0;
+ return 0;
+ }
+
+ relative_rssi = atoi(cmd);
+ if (relative_rssi < 0 || relative_rssi > 100)
+ return -1;
+ wpa_s->srp.relative_rssi = relative_rssi;
+ wpa_s->srp.relative_rssi_set = 1;
+ return 0;
+}
+
+
+static int wpas_ctrl_set_relative_band_adjust(struct wpa_supplicant *wpa_s,
+ const char *cmd)
+{
+ char *pos;
+ int adjust_rssi;
+
+ /* <band>:adjust_value */
+ pos = os_strchr(cmd, ':');
+ if (!pos)
+ return -1;
+ pos++;
+ adjust_rssi = atoi(pos);
+ if (adjust_rssi < -100 || adjust_rssi > 100)
+ return -1;
+
+ if (os_strncmp(cmd, "2G", 2) == 0)
+ wpa_s->srp.relative_adjust_band = WPA_SETBAND_2G;
+ else if (os_strncmp(cmd, "5G", 2) == 0)
+ wpa_s->srp.relative_adjust_band = WPA_SETBAND_5G;
+ else
+ return -1;
+
+ wpa_s->srp.relative_adjust_rssi = adjust_rssi;
+
+ return 0;
+}
+
+
static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
char *cmd)
{
ret = wpas_ctrl_iface_set_lci(wpa_s, value);
} else if (os_strcasecmp(cmd, "tdls_trigger_control") == 0) {
ret = wpa_drv_set_tdls_mode(wpa_s, atoi(value));
+ } else if (os_strcasecmp(cmd, "relative_rssi") == 0) {
+ ret = wpas_ctrl_set_relative_rssi(wpa_s, value);
+ } else if (os_strcasecmp(cmd, "relative_band_adjust") == 0) {
+ ret = wpas_ctrl_set_relative_band_adjust(wpa_s, value);
} else {
value[-1] = '=';
ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
}
+static void
+wpa_scan_set_relative_rssi_params(struct wpa_supplicant *wpa_s,
+ struct wpa_driver_scan_params *params)
+{
+ if (wpa_s->wpa_state != WPA_COMPLETED ||
+ !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SCHED_SCAN_RELATIVE_RSSI) ||
+ wpa_s->srp.relative_rssi_set == 0)
+ return;
+
+ params->relative_rssi_set = 1;
+ params->relative_rssi = wpa_s->srp.relative_rssi;
+
+ if (wpa_s->srp.relative_adjust_rssi == 0)
+ return;
+
+ params->relative_adjust_band = wpa_s->srp.relative_adjust_band;
+ params->relative_adjust_rssi = wpa_s->srp.relative_adjust_rssi;
+}
+
+
/**
* wpa_supplicant_req_sched_scan - Start a periodic scheduled scan
* @wpa_s: Pointer to wpa_supplicant data
}
}
+ wpa_scan_set_relative_rssi_params(wpa_s, scan_params);
+
ret = wpa_supplicant_start_sched_scan(wpa_s, scan_params);
wpabuf_free(extra_ie);
os_free(params.filter_ssids);
params->bssid = bssid;
}
+ params->relative_rssi_set = src->relative_rssi_set;
+ params->relative_rssi = src->relative_rssi;
+ params->relative_adjust_band = src->relative_adjust_band;
+ params->relative_adjust_rssi = src->relative_adjust_rssi;
return params;
failed:
}
}
+ wpa_scan_set_relative_rssi_params(wpa_s, ¶ms);
+
ret = wpa_supplicant_start_sched_scan(wpa_s, ¶ms);
os_free(params.filter_ssids);
if (ret == 0)
#ifdef CONFIG_TESTING_OPTIONS
"ignore_auth_resp",
#endif /* CONFIG_TESTING_OPTIONS */
+ "relative_rssi", "relative_band_adjust",
};
int i, num_fields = ARRAY_SIZE(fields);
/* FILS HLP requests (struct fils_hlp_req) */
struct dl_list fils_hlp_req;
+
+ struct sched_scan_relative_params {
+ /**
+ * relative_rssi_set - Enable relatively preferred BSS reporting
+ *
+ * 0 = Disable reporting relatively preferred BSSs
+ * 1 = Enable reporting relatively preferred BSSs
+ */
+ int relative_rssi_set;
+
+ /**
+ * relative_rssi - Relative RSSI for reporting better BSSs
+ *
+ * Amount of RSSI by which a BSS should be better than the
+ * current connected BSS so that the new BSS can be reported
+ * to user space. This applies to sched_scan operations.
+ */
+ int relative_rssi;
+
+ /**
+ * relative_adjust_band - Band in which RSSI is to be adjusted
+ */
+ enum set_band relative_adjust_band;
+
+ /**
+ * relative_adjust_rssi - RSSI adjustment
+ *
+ * An amount of relative_adjust_rssi should be added to the
+ * BSSs that belong to the relative_adjust_band while comparing
+ * with other bands for BSS reporting.
+ */
+ int relative_adjust_rssi;
+ } srp;
};