Replace ieee802_11_print_ssid() with wpa_ssid_txt()

There is no need to maintain two different functions for printing out
ASCII text version of SSID.

Signed-hostap: Jouni Malinen <j@w1.fi>

src/ap/beacon.c

@@ -520,12 +520,10 @@ void handle_probe_req(struct hostapd_data *hapd,
 			sta->ssid_probe = &hapd->conf->ssid;
 	} else {
 		if (!(mgmt->da[0] & 0x01)) {
-			char ssid_txt[33];
-			ieee802_11_print_ssid(ssid_txt, elems.ssid,
-					      elems.ssid_len);
 			wpa_printf(MSG_MSGDUMP, "Probe Request from " MACSTR
 				   " for foreign SSID '%s' (DA " MACSTR ")%s",
-				   MAC2STR(mgmt->sa), ssid_txt,
+				   MAC2STR(mgmt->sa),
+				   wpa_ssid_txt(elems.ssid, elems.ssid_len),
 				   MAC2STR(mgmt->da),
 				   elems.ssid_list ? " (SSID list)" : "");
 		}

src/ap/ieee802_11.c

@@ -178,21 +178,6 @@ u16 hostapd_own_capab_info(struct hostapd_data *hapd, struct sta_info *sta,
 }
 
 
-void ieee802_11_print_ssid(char *buf, const u8 *ssid, u8 len)
-{
-	int i;
-	if (len > HOSTAPD_MAX_SSID_LEN)
-		len = HOSTAPD_MAX_SSID_LEN;
-	for (i = 0; i < len; i++) {
-		if (ssid[i] >= 32 && ssid[i] < 127)
-			buf[i] = ssid[i];
-		else
-			buf[i] = '.';
-	}
-	buf[len] = '\0';
-}
-
-
 static u16 auth_shared_key(struct hostapd_data *hapd, struct sta_info *sta,
 			   u16 auth_transaction, const u8 *challenge,
 			   int iswep)
@@ -781,12 +766,10 @@ static u16 check_ssid(struct hostapd_data *hapd, struct sta_info *sta,
 
 	if (ssid_ie_len != hapd->conf->ssid.ssid_len ||
 	    os_memcmp(ssid_ie, hapd->conf->ssid.ssid, ssid_ie_len) != 0) {
-		char ssid_txt[33];
-		ieee802_11_print_ssid(ssid_txt, ssid_ie, ssid_ie_len);
 		hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
 			       HOSTAPD_LEVEL_INFO,
 			       "Station tried to associate with unknown SSID "
-			       "'%s'", ssid_txt);
+			       "'%s'", wpa_ssid_txt(ssid_ie, ssid_ie_len));
 		return WLAN_STATUS_UNSPECIFIED_FAILURE;
 	}
 

src/ap/ieee802_11.h

@@ -19,7 +19,6 @@ int ieee802_11_mgmt(struct hostapd_data *hapd, const u8 *buf, size_t len,
 		    struct hostapd_frame_info *fi);
 void ieee802_11_mgmt_cb(struct hostapd_data *hapd, const u8 *buf, size_t len,
 			u16 stype, int ok);
-void ieee802_11_print_ssid(char *buf, const u8 *ssid, u8 len);
 #ifdef NEED_AP_MLME
 int ieee802_11_get_mib(struct hostapd_data *hapd, char *buf, size_t buflen);
 int ieee802_11_get_mib_sta(struct hostapd_data *hapd, struct sta_info *sta,