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Commit 64be5a65 authored by Surabhi Vishnoi's avatar Surabhi Vishnoi Committed by Vulupala Shashank Reddy
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qcacld-3.0: Add check for mgmt/ctrl rx packets in pkt capture 

Deliver management and control rx packets to monitor interface
only if corresponding filter is set by vendor command.

Change-Id: I3566af669cade4bca7eb3c5aafd00566799b54e2
parent 453a113e

components/pkt_capture/core/src/wlan_pkt_capture_mgmt_txrx.c

+41 −5
Original line number Diff line number Diff line
@@ -426,17 +426,52 @@ pkt_capture_mgmt_rx_data_cb(struct wlan_objmgr_psoc *psoc, 
			    enum mgmt_frame_type frm_type)

{

	struct mon_rx_status txrx_status = {0};

	struct pkt_capture_vdev_priv *vdev_priv;

	struct ieee80211_frame *wh;

	tpSirMacFrameCtl pfc;

	qdf_nbuf_t nbuf;

	int buf_len;

	struct wlan_objmgr_vdev *vdev;

	struct wlan_objmgr_pdev *pdev;



	vdev = pkt_capture_get_vdev();

	if (!vdev) {

		pkt_capture_err("vdev is NULL");

		qdf_nbuf_free(wbuf);

		return QDF_STATUS_E_FAILURE;

	}



	if (!(pkt_capture_get_pktcap_mode(psoc) & PKT_CAPTURE_MODE_MGMT_ONLY)) {

	vdev_priv = pkt_capture_vdev_get_priv(vdev);

	if (!vdev_priv) {

		pkt_capture_err("packet capture vdev priv is NULL");

		qdf_nbuf_free(wbuf);

		return QDF_STATUS_E_FAILURE;

	}



	pfc = (tpSirMacFrameCtl)(qdf_nbuf_data(wbuf));



	if (pfc->type == SIR_MAC_CTRL_FRAME  &&

	    !vdev_priv->frame_filter.ctrl_rx_frame_filter)

		goto exit;



	if (pfc->type == SIR_MAC_MGMT_FRAME  &&

	    !vdev_priv->frame_filter.mgmt_rx_frame_filter)

		goto exit;



	if (pfc->type == SIR_MAC_MGMT_FRAME) {

		if (pfc->subType == SIR_MAC_MGMT_BEACON) {

			if (vdev_priv->frame_filter.mgmt_rx_frame_filter &

			    PKT_CAPTURE_MGMT_CONNECT_NO_BEACON)

				goto exit;

		} else {

			if (!((vdev_priv->frame_filter.mgmt_rx_frame_filter &

			    PKT_CAPTURE_MGMT_FRAME_TYPE_ALL) ||

			    (vdev_priv->frame_filter.mgmt_rx_frame_filter &

			    PKT_CAPTURE_MGMT_CONNECT_NO_BEACON)))

				goto exit;

		}

	}



	buf_len = qdf_nbuf_len(wbuf);

	nbuf = qdf_nbuf_alloc(NULL, roundup(

				  buf_len + RESERVE_BYTES, 4),
@@ -454,14 +489,12 @@ pkt_capture_mgmt_rx_data_cb(struct wlan_objmgr_psoc *psoc, 
	pfc = (tpSirMacFrameCtl)(qdf_nbuf_data(nbuf));

	wh = (struct ieee80211_frame *)qdf_nbuf_data(nbuf);



	pdev = wlan_vdev_get_pdev(vdev);



	if ((pfc->type == IEEE80211_FC0_TYPE_MGT) &&

	    (pfc->subType == SIR_MAC_MGMT_DISASSOC ||

	     pfc->subType == SIR_MAC_MGMT_DEAUTH ||

	     pfc->subType == SIR_MAC_MGMT_ACTION)) {

		struct wlan_objmgr_pdev *pdev;



		vdev = pkt_capture_get_vdev();

		pdev = wlan_vdev_get_pdev(vdev);

		if (pkt_capture_is_rmf_enabled(pdev, psoc, wh->i_addr1)) {

			QDF_STATUS status;
@@ -501,6 +534,9 @@ pkt_capture_mgmt_rx_data_cb(struct wlan_objmgr_psoc *psoc, 
		qdf_nbuf_free(nbuf);



	return QDF_STATUS_SUCCESS;

exit:

	qdf_nbuf_free(wbuf);

	return QDF_STATUS_SUCCESS;

}



QDF_STATUS pkt_capture_mgmt_rx_ops(struct wlan_objmgr_psoc *psoc,