Cumulative patch from commit 853b49a030c00fd6b2dde14e183ca2bf108eaa16

853b49a tests: Increase test_ap_wps_init connection timeout
28de68a P2P: Update peer operating channel from GO Negotiation Confirm
6701fdc P2P: Use the first pref_chan entry as operating channel preference
99d7c76 P2P: Add more debug info on operating channel selection
8d660e0 P2P: Add GO negotiation results into the P2P-GO-NEG-SUCCESS event
2c6f8cf Replace perror() with wpa_printf(strerror) in ctrl_iface calls
e743db4 IBSS RSN: Add IBSS-RSN-COMPLETED event message
4c55901 P2P: Add state info to global STATUS command
ae8c27f Add STATUS command to global control interface
42868f1 Add SAVE_CONFIG command to global control interface
1b9b31c Add SET command for global control interface
0185007 hostapd: Add survey dump support
245e026 hostapd: Split up channel checking into helpers
ba873bd wired: Wait for the link to become active before sending packets
d393de1 P2P: Validate the freq in p2p_group_add
973622c wpa_supplicant: Fix AP mode frequency initialization
d99ca89 P2P: Skip non-P2P interface in p2p_group_remove *
239abaf WPS: Set currently used RF band in RF Bands attribute
bf83eab nl80211: Start P2P Device when rfkill is unblocked
60b13c2 nl80211: Do not change type to station on P2P interfaces
e0591c3 wpa_supplicant: Reduce wait time for control interfaces
5046eb4 P2P: Allow separate interface GO to disconnect low-ack STAs
5bcd5c5 FT RRB: Clear pad field to avoid sending out uninitialized data
b378c41 nl80211: Fix deinit path to unregister nl_mgmt socket
a235aca Fix DETACH command debug prints to avoid use of freed memory
8d6e035 Make global UNIX socket non-blocking for ctrl_iface
86bd141 Change WEP network selection to reject WPA/WPA2 APs
2e145e9 WPS: Fix failure path to allow WSC_NACK and EAP-Failure to be exchanged
3351a38 WPS: Add control interface command for fetching latest status
e96872a WPS: Track peer MAC address from the last operations
ae23935 WPS: Track PBC status
61b6520 WPS: Track result of the latest WPS operation
50396e2 WPS: Add PBC mode activated/disabled events
961750c WPS: Share a common function for error strings
30158a0 nl80211: Update the assoc_freq during connect
83e7bb0 nl80211: Add more debug prints for DEL_STATION commands

Bug: 9056601

Change-Id: I8bc671eb13f4c2c388a4c15cf1ba968c24c9656a
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

2 files changed, 89 insertions, 2 deletions

diff --git a/hostapd/ctrl_iface.c b/hostapd/ctrl_iface.c
index 021cbe57..be941c44 100644
--- a/hostapd/ctrl_iface.c
+++ b/hostapd/ctrl_iface.c
@@ -487,6 +487,75 @@ static int hostapd_ctrl_iface_wps_config(struct hostapd_data *hapd, char *txt)
 
 	return hostapd_wps_config_ap(hapd, ssid, auth, encr, key);
 }
+
+
+static const char * pbc_status_str(enum pbc_status status)
+{
+	switch (status) {
+	case WPS_PBC_STATUS_DISABLE:
+		return "Disabled";
+	case WPS_PBC_STATUS_ACTIVE:
+		return "Active";
+	case WPS_PBC_STATUS_TIMEOUT:
+		return "Timed-out";
+	case WPS_PBC_STATUS_OVERLAP:
+		return "Overlap";
+	default:
+		return "Unknown";
+	}
+}
+
+
+static int hostapd_ctrl_iface_wps_get_status(struct hostapd_data *hapd,
+					     char *buf, size_t buflen)
+{
+	int ret;
+	char *pos, *end;
+
+	pos = buf;
+	end = buf + buflen;
+
+	ret = os_snprintf(pos, end - pos, "PBC Status: %s\n",
+			  pbc_status_str(hapd->wps_stats.pbc_status));
+
+	if (ret < 0 || ret >= end - pos)
+		return pos - buf;
+	pos += ret;
+
+	ret = os_snprintf(pos, end - pos, "Last WPS result: %s\n",
+			  (hapd->wps_stats.status == WPS_STATUS_SUCCESS ?
+			   "Success":
+			   (hapd->wps_stats.status == WPS_STATUS_FAILURE ?
+			    "Failed" : "None")));
+
+	if (ret < 0 || ret >= end - pos)
+		return pos - buf;
+	pos += ret;
+
+	/* If status == Failure - Add possible Reasons */
+	if(hapd->wps_stats.status == WPS_STATUS_FAILURE &&
+	   hapd->wps_stats.failure_reason > 0) {
+		ret = os_snprintf(pos, end - pos,
+				  "Failure Reason: %s\n",
+				  wps_ei_str(hapd->wps_stats.failure_reason));
+
+		if (ret < 0 || ret >= end - pos)
+			return pos - buf;
+		pos += ret;
+	}
+
+	if (hapd->wps_stats.status) {
+		ret = os_snprintf(pos, end - pos, "Peer Address: " MACSTR "\n",
+				  MAC2STR(hapd->wps_stats.peer_addr));
+
+		if (ret < 0 || ret >= end - pos)
+			return pos - buf;
+		pos += ret;
+	}
+
+	return pos - buf;
+}
+
 #endif /* CONFIG_WPS */
 
 
@@ -1003,6 +1072,9 @@ static void hostapd_ctrl_iface_receive(int sock, void *eloop_ctx,
 	} else if (os_strncmp(buf, "WPS_CONFIG ", 11) == 0) {
 		if (hostapd_ctrl_iface_wps_config(hapd, buf + 11) < 0)
 			reply_len = -1;
+	} else if (os_strncmp(buf, "WPS_GET_STATUS", 13) == 0) {
+		reply_len = hostapd_ctrl_iface_wps_get_status(hapd, reply,
+							      reply_size);
 #ifdef CONFIG_WPS_NFC
 	} else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
 		if (hostapd_ctrl_iface_wps_nfc_tag_read(hapd, buf + 17))
@@ -1256,7 +1328,10 @@ void hostapd_ctrl_iface_deinit(struct hostapd_data *hapd)
 					   "directory not empty - leaving it "
 					   "behind");
 			} else {
-				perror("rmdir[ctrl_interface]");
+				wpa_printf(MSG_ERROR,
+					   "rmdir[ctrl_interface=%s]: %s",
+					   hapd->conf->ctrl_interface,
+					   strerror(errno));
 			}
 		}
 	}
@@ -1486,7 +1561,10 @@ void hostapd_global_ctrl_iface_deinit(struct hapd_interfaces *interfaces)
 					   "directory not empty - leaving it "
 					   "behind");
 			} else {
-				perror("rmdir[ctrl_interface]");
+				wpa_printf(MSG_ERROR,
+					   "rmdir[ctrl_interface=%s]: %s",
+					   interfaces->global_iface_path,
+					   strerror(errno));
 			}
 		}
 		os_free(interfaces->global_iface_path);
diff --git a/hostapd/hostapd_cli.c b/hostapd/hostapd_cli.c
index 70715944..7187abcf 100644
--- a/hostapd/hostapd_cli.c
+++ b/hostapd/hostapd_cli.c
@@ -79,6 +79,7 @@ static const char *commands_help =
 #endif /* CONFIG_WPS_NFC */
 "   wps_ap_pin <cmd> [params..]  enable/disable AP PIN\n"
 "   wps_config <SSID> <auth> <encr> <key>  configure AP\n"
+"   wps_get_status       show current WPS status\n"
 #endif /* CONFIG_WPS */
 "   get_config           show current configuration\n"
 "   help                 show this usage help\n"
@@ -522,6 +523,13 @@ static int hostapd_cli_cmd_wps_ap_pin(struct wpa_ctrl *ctrl, int argc,
 }
 
 
+static int hostapd_cli_cmd_wps_get_status(struct wpa_ctrl *ctrl, int argc,
+					  char *argv[])
+{
+	return wpa_ctrl_command(ctrl, "WPS_GET_STATUS");
+}
+
+
 static int hostapd_cli_cmd_wps_config(struct wpa_ctrl *ctrl, int argc,
 				      char *argv[])
 {
@@ -823,6 +831,7 @@ static struct hostapd_cli_cmd hostapd_cli_commands[] = {
 #endif /* CONFIG_WPS_NFC */
 	{ "wps_ap_pin", hostapd_cli_cmd_wps_ap_pin },
 	{ "wps_config", hostapd_cli_cmd_wps_config },
+	{ "wps_get_status", hostapd_cli_cmd_wps_get_status },
 #endif /* CONFIG_WPS */
 	{ "disassoc_imminent", hostapd_cli_cmd_disassoc_imminent },
 	{ "ess_disassoc", hostapd_cli_cmd_ess_disassoc },