Patchwork nl80211: Add prints for kernel events

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Submitter Ilan Peer
Date June 6, 2013, 6:12 a.m.
Message ID <1370499169-21293-1-git-send-email-ilan.peer@intel.com>
Download mbox | patch
Permalink /patch/249299/
State Superseded
Headers show

Comments

Ilan Peer - June 6, 2013, 6:12 a.m.
From: David Spinadel <david.spinadel@intel.com>

Add prints for kernel event, including the event ID and
event string

Change-Id: I2ddd19180ccec745f3c469a11b3391f2258b3176
Signed-off-by: David Spinadel <david.spinadel@intel.com>
Signed-hostap: David Spinadel <david.spinadel@intel.com>
Reviewed-by: Ilan Peer <ilan.peer@intel.com>
---
 src/drivers/driver_nl80211.c |  136 +++++++++++++++++++++++++++++++++++++++---
 1 file changed, 128 insertions(+), 8 deletions(-)

Patch

diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index ac3c6bc..93bf491 100644
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -76,6 +76,116 @@ 
  */
 static uint32_t port_bitmap[32] = { 0 };
 
+static char *nl80211_command_to_string(enum nl80211_commands cmd)
+{
+#define C2S(x) case x: return #x;
+	switch (cmd) {
+	C2S(NL80211_CMD_UNSPEC)
+	C2S(NL80211_CMD_GET_WIPHY)
+	C2S(NL80211_CMD_SET_WIPHY)
+	C2S(NL80211_CMD_NEW_WIPHY)
+	C2S(NL80211_CMD_DEL_WIPHY)
+	C2S(NL80211_CMD_GET_INTERFACE)
+	C2S(NL80211_CMD_SET_INTERFACE)
+	C2S(NL80211_CMD_NEW_INTERFACE)
+	C2S(NL80211_CMD_DEL_INTERFACE)
+	C2S(NL80211_CMD_GET_KEY)
+	C2S(NL80211_CMD_SET_KEY)
+	C2S(NL80211_CMD_NEW_KEY)
+	C2S(NL80211_CMD_DEL_KEY)
+	C2S(NL80211_CMD_GET_BEACON)
+	C2S(NL80211_CMD_SET_BEACON)
+	C2S(NL80211_CMD_START_AP)
+	C2S(NL80211_CMD_STOP_AP)
+	C2S(NL80211_CMD_GET_STATION)
+	C2S(NL80211_CMD_SET_STATION)
+	C2S(NL80211_CMD_NEW_STATION)
+	C2S(NL80211_CMD_DEL_STATION)
+	C2S(NL80211_CMD_GET_MPATH)
+	C2S(NL80211_CMD_SET_MPATH)
+	C2S(NL80211_CMD_NEW_MPATH)
+	C2S(NL80211_CMD_DEL_MPATH)
+	C2S(NL80211_CMD_SET_BSS)
+	C2S(NL80211_CMD_SET_REG)
+	C2S(NL80211_CMD_REQ_SET_REG)
+	C2S(NL80211_CMD_GET_MESH_CONFIG)
+	C2S(NL80211_CMD_SET_MESH_CONFIG)
+	C2S(NL80211_CMD_SET_MGMT_EXTRA_IE)
+	C2S(NL80211_CMD_GET_REG)
+	C2S(NL80211_CMD_GET_SCAN)
+	C2S(NL80211_CMD_TRIGGER_SCAN)
+	C2S(NL80211_CMD_NEW_SCAN_RESULTS)
+	C2S(NL80211_CMD_SCAN_ABORTED)
+	C2S(NL80211_CMD_REG_CHANGE)
+	C2S(NL80211_CMD_AUTHENTICATE)
+	C2S(NL80211_CMD_ASSOCIATE)
+	C2S(NL80211_CMD_DEAUTHENTICATE)
+	C2S(NL80211_CMD_DISASSOCIATE)
+	C2S(NL80211_CMD_MICHAEL_MIC_FAILURE)
+	C2S(NL80211_CMD_REG_BEACON_HINT)
+	C2S(NL80211_CMD_JOIN_IBSS)
+	C2S(NL80211_CMD_LEAVE_IBSS)
+	C2S(NL80211_CMD_TESTMODE)
+	C2S(NL80211_CMD_CONNECT)
+	C2S(NL80211_CMD_ROAM)
+	C2S(NL80211_CMD_DISCONNECT)
+	C2S(NL80211_CMD_SET_WIPHY_NETNS)
+	C2S(NL80211_CMD_GET_SURVEY)
+	C2S(NL80211_CMD_NEW_SURVEY_RESULTS)
+	C2S(NL80211_CMD_SET_PMKSA)
+	C2S(NL80211_CMD_DEL_PMKSA)
+	C2S(NL80211_CMD_FLUSH_PMKSA)
+	C2S(NL80211_CMD_REMAIN_ON_CHANNEL)
+	C2S(NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL)
+	C2S(NL80211_CMD_SET_TX_BITRATE_MASK)
+	C2S(NL80211_CMD_REGISTER_FRAME)
+	C2S(NL80211_CMD_FRAME)
+	C2S(NL80211_CMD_FRAME_TX_STATUS)
+	C2S(NL80211_CMD_SET_POWER_SAVE)
+	C2S(NL80211_CMD_GET_POWER_SAVE)
+	C2S(NL80211_CMD_SET_CQM)
+	C2S(NL80211_CMD_NOTIFY_CQM)
+	C2S(NL80211_CMD_SET_CHANNEL)
+	C2S(NL80211_CMD_SET_WDS_PEER)
+	C2S(NL80211_CMD_FRAME_WAIT_CANCEL)
+	C2S(NL80211_CMD_JOIN_MESH)
+	C2S(NL80211_CMD_LEAVE_MESH)
+	C2S(NL80211_CMD_UNPROT_DEAUTHENTICATE)
+	C2S(NL80211_CMD_UNPROT_DISASSOCIATE)
+	C2S(NL80211_CMD_NEW_PEER_CANDIDATE)
+	C2S(NL80211_CMD_GET_WOWLAN)
+	C2S(NL80211_CMD_SET_WOWLAN)
+	C2S(NL80211_CMD_START_SCHED_SCAN)
+	C2S(NL80211_CMD_STOP_SCHED_SCAN)
+	C2S(NL80211_CMD_SCHED_SCAN_RESULTS)
+	C2S(NL80211_CMD_SCHED_SCAN_STOPPED)
+	C2S(NL80211_CMD_SET_REKEY_OFFLOAD)
+	C2S(NL80211_CMD_PMKSA_CANDIDATE)
+	C2S(NL80211_CMD_TDLS_OPER)
+	C2S(NL80211_CMD_TDLS_MGMT)
+	C2S(NL80211_CMD_UNEXPECTED_FRAME)
+	C2S(NL80211_CMD_PROBE_CLIENT)
+	C2S(NL80211_CMD_REGISTER_BEACONS)
+	C2S(NL80211_CMD_UNEXPECTED_4ADDR_FRAME)
+	C2S(NL80211_CMD_SET_NOACK_MAP)
+	C2S(NL80211_CMD_CH_SWITCH_NOTIFY)
+	C2S(NL80211_CMD_START_P2P_DEVICE)
+	C2S(NL80211_CMD_STOP_P2P_DEVICE)
+	C2S(NL80211_CMD_CONN_FAILED)
+	C2S(NL80211_CMD_SET_MCAST_RATE)
+	C2S(NL80211_CMD_SET_MAC_ACL)
+	C2S(NL80211_CMD_RADAR_DETECT)
+	C2S(NL80211_CMD_GET_PROTOCOL_FEATURES)
+	C2S(NL80211_CMD_UPDATE_FT_IES)
+	C2S(NL80211_CMD_FT_EVENT)
+	C2S(NL80211_CMD_CRIT_PROTOCOL_START)
+	C2S(NL80211_CMD_CRIT_PROTOCOL_STOP)
+	default :
+		return "NL80211_CMD_UNKNOWN";
+	}
+#undef C2S
+}
+
 static struct nl_handle *nl80211_handle_alloc(void *cb)
 {
 	struct nl_handle *handle;
@@ -1517,22 +1627,26 @@  static void mlme_event(struct i802_bss *bss,
 	}
 
 	if (frame == NULL) {
-		wpa_printf(MSG_DEBUG, "nl80211: MLME event %d without frame "
-			   "data", cmd);
+		wpa_printf(MSG_DEBUG,
+			   "nl80211: MLME event %d (%s) without frame data",
+			   cmd, nl80211_command_to_string(cmd));
 		return;
 	}
 
 	data = nla_data(frame);
 	len = nla_len(frame);
 	if (len < 4 + 2 * ETH_ALEN) {
-		wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d on %s(" MACSTR
-			   ") - too short",
-			   cmd, bss->ifname, MAC2STR(bss->addr));
+		wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s("
+			   MACSTR ") - too short",
+			   cmd, nl80211_command_to_string(cmd), bss->ifname,
+			   MAC2STR(bss->addr));
 		return;
 	}
-	wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d on %s(" MACSTR ") A1="
-		   MACSTR " A2=" MACSTR, cmd, bss->ifname, MAC2STR(bss->addr),
-		   MAC2STR(data + 4), MAC2STR(data + 4 + ETH_ALEN));
+	wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s(" MACSTR
+		   ") A1=" MACSTR " A2=" MACSTR, cmd,
+		   nl80211_command_to_string(cmd), bss->ifname,
+		   MAC2STR(bss->addr), MAC2STR(data + 4),
+		   MAC2STR(data + 4 + ETH_ALEN));
 	if (cmd != NL80211_CMD_FRAME_TX_STATUS && !(data[4] & 0x01) &&
 	    os_memcmp(bss->addr, data + 4, ETH_ALEN) != 0 &&
 	    os_memcmp(bss->addr, data + 4 + ETH_ALEN, ETH_ALEN) != 0) {
@@ -2334,6 +2448,9 @@  static void do_process_drv_event(struct i802_bss *bss, int cmd,
 {
 	struct wpa_driver_nl80211_data *drv = bss->drv;
 
+	wpa_printf(MSG_DEBUG, "nl80211: Drv Event %d (%s) received",
+		   cmd, nl80211_command_to_string(cmd));
+
 	if (drv->ap_scan_as_station != NL80211_IFTYPE_UNSPECIFIED &&
 	    (cmd == NL80211_CMD_NEW_SCAN_RESULTS ||
 	     cmd == NL80211_CMD_SCAN_ABORTED)) {
@@ -2532,6 +2649,9 @@  static int process_bss_event(struct nl_msg *msg, void *arg)
 	nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
 		  genlmsg_attrlen(gnlh, 0), NULL);
 
+	wpa_printf(MSG_DEBUG, "nl80211: BSS Event %d (%s) received",
+		   gnlh->cmd, nl80211_command_to_string(gnlh->cmd));
+
 	switch (gnlh->cmd) {
 	case NL80211_CMD_FRAME:
 	case NL80211_CMD_FRAME_TX_STATUS: