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nl80211: Add debug prints for mgmt RX subscription

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This makes it easier to figure out which management frames has been
subscribed to for RX events.

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2011-12-23 18:10:59 +02:00 committed by Jouni Malinen
parent fbdcfd577a
commit 36488c054c
1 changed files with 25 additions and 7 deletions
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32
src/drivers/driver_nl80211.c
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@ -2945,6 +2945,11 @@ static int nl80211_register_frame(struct i802_bss *bss,
if (!msg) if (!msg)
return -1; return -1;
wpa_printf(MSG_DEBUG, "nl80211: Register frame type=0x%x nl_handle=%p",
type, nl_handle);
wpa_hexdump(MSG_DEBUG, "nl80211: Register frame match",
match, match_len);
nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_ACTION); nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_ACTION);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex); NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
@ -2974,7 +2979,7 @@ static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
if (bss->nl_mgmt) { if (bss->nl_mgmt) {
wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting " wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting "
"already on!"); "already on! (nl_mgmt=%p)", bss->nl_mgmt);
return -1; return -1;
} }
@ -3005,6 +3010,8 @@ static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss)
if (nl80211_alloc_mgmt_handle(bss)) if (nl80211_alloc_mgmt_handle(bss))
return -1; return -1;
wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with non-AP "
"handle %p", bss->nl_mgmt);
#if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING) #if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING)
/* GAS Initial Request */ /* GAS Initial Request */
@ -3111,6 +3118,8 @@ static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
if (nl80211_alloc_mgmt_handle(bss)) if (nl80211_alloc_mgmt_handle(bss))
return -1; return -1;
wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
"handle %p", bss->nl_mgmt);
for (i = 0; i < sizeof(stypes) / sizeof(stypes[0]); i++) { for (i = 0; i < sizeof(stypes) / sizeof(stypes[0]); i++) {
if (nl80211_register_frame(bss, bss->nl_mgmt, if (nl80211_register_frame(bss, bss->nl_mgmt,
@ -3136,10 +3145,12 @@ out_err:
} }
static void nl80211_mgmt_unsubscribe(struct i802_bss *bss) static void nl80211_mgmt_unsubscribe(struct i802_bss *bss, const char *reason)
{ {
if (bss->nl_mgmt == NULL) if (bss->nl_mgmt == NULL)
return; return;
wpa_printf(MSG_DEBUG, "nl80211: Unsubscribe mgmt frames handle %p "
"(%s)", bss->nl_mgmt, reason);
eloop_unregister_read_sock(nl_socket_get_fd(bss->nl_mgmt)); eloop_unregister_read_sock(nl_socket_get_fd(bss->nl_mgmt));
nl_destroy_handles(&bss->nl_mgmt); nl_destroy_handles(&bss->nl_mgmt);
@ -3294,7 +3305,7 @@ static void wpa_driver_nl80211_deinit(void *priv)
(void) linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0); (void) linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0);
wpa_driver_nl80211_set_mode(bss, NL80211_IFTYPE_STATION); wpa_driver_nl80211_set_mode(bss, NL80211_IFTYPE_STATION);
nl80211_mgmt_unsubscribe(bss); nl80211_mgmt_unsubscribe(bss, "deinit");
nl_cb_put(drv->nl_cb); nl_cb_put(drv->nl_cb);
@ -6040,6 +6051,9 @@ static int nl80211_setup_ap(struct i802_bss *bss)
{ {
struct wpa_driver_nl80211_data *drv = bss->drv; struct wpa_driver_nl80211_data *drv = bss->drv;
wpa_printf(MSG_DEBUG, "nl80211: Setup AP - device_ap_sme=%d "
"use_monitor=%d", drv->device_ap_sme, drv->use_monitor);
/* /*
* Disable Probe Request reporting unless we need it in this way for * Disable Probe Request reporting unless we need it in this way for
* devices that include the AP SME, in the other case (unless using * devices that include the AP SME, in the other case (unless using
@ -6077,7 +6091,7 @@ static void nl80211_teardown_ap(struct i802_bss *bss)
else if (drv->use_monitor) else if (drv->use_monitor)
nl80211_remove_monitor_interface(drv); nl80211_remove_monitor_interface(drv);
else else
nl80211_mgmt_unsubscribe(bss); nl80211_mgmt_unsubscribe(bss, "AP teardown");
bss->beacon_set = 0; bss->beacon_set = 0;
} }
@ -6819,7 +6833,7 @@ done:
} }
if (is_ap_interface(nlmode)) { if (is_ap_interface(nlmode)) {
nl80211_mgmt_unsubscribe(bss); nl80211_mgmt_unsubscribe(bss, "start AP");
/* Setup additional AP mode functionality if needed */ /* Setup additional AP mode functionality if needed */
if (nl80211_setup_ap(bss)) if (nl80211_setup_ap(bss))
return -1; return -1;
@ -6827,7 +6841,7 @@ done:
/* Remove additional AP mode functionality */ /* Remove additional AP mode functionality */
nl80211_teardown_ap(bss); nl80211_teardown_ap(bss);
} else { } else {
nl80211_mgmt_unsubscribe(bss); nl80211_mgmt_unsubscribe(bss, "mode change");
} }
if (!is_ap_interface(nlmode) && if (!is_ap_interface(nlmode) &&
@ -7993,6 +8007,8 @@ static int wpa_driver_nl80211_probe_req_report(void *priv, int report)
if (!report) { if (!report) {
if (bss->nl_preq) { if (bss->nl_preq) {
wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
"reporting nl_preq=%p", bss->nl_preq);
eloop_unregister_read_sock( eloop_unregister_read_sock(
nl_socket_get_fd(bss->nl_preq)); nl_socket_get_fd(bss->nl_preq));
nl_destroy_handles(&bss->nl_preq); nl_destroy_handles(&bss->nl_preq);
@ -8002,13 +8018,15 @@ static int wpa_driver_nl80211_probe_req_report(void *priv, int report)
if (bss->nl_preq) { if (bss->nl_preq) {
wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting " wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
"already on!"); "already on! nl_preq=%p", bss->nl_preq);
return 0; return 0;
} }
bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq"); bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
if (bss->nl_preq == NULL) if (bss->nl_preq == NULL)
return -1; return -1;
wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
"reporting nl_preq=%p", bss->nl_preq);
if (nl80211_register_frame(bss, bss->nl_preq, if (nl80211_register_frame(bss, bss->nl_preq,
(WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_TYPE_MGMT << 2) |