Add new debug message level for excessive information

Some frequent debug prints are of limited use and make debug output
difficult to read. Make them use a new debug level so that -dd
provides more readable output (-ddd can now be used to enable
the excessive debug prints).

src/ap/beacon.c

@@ -256,8 +256,9 @@ void handle_probe_req(struct hostapd_data *hapd,
 			ieee802_11_print_ssid(ssid_txt, elems.ssid,
 					      elems.ssid_len);
 			wpa_printf(MSG_MSGDUMP, "Probe Request from " MACSTR
-				   " for foreign SSID '%s'",
-				   MAC2STR(mgmt->sa), ssid_txt);
+				   " for foreign SSID '%s' (DA " MACSTR ")",
+				   MAC2STR(mgmt->sa), ssid_txt,
+				   MAC2STR(mgmt->da));
 		}
 		return;
 	}
@@ -332,7 +333,7 @@ void handle_probe_req(struct hostapd_data *hapd,
 
 	os_free(resp);
 
-	wpa_printf(MSG_MSGDUMP, "STA " MACSTR " sent probe request for %s "
+	wpa_printf(MSG_EXCESSIVE, "STA " MACSTR " sent probe request for %s "
 		   "SSID", MAC2STR(mgmt->sa),
 		   elems.ssid_len == 0 ? "broadcast" : "our");
 }

src/ap/ieee802_11.c

@@ -1689,7 +1689,7 @@ void ieee802_11_mgmt_cb(struct hostapd_data *hapd, const u8 *buf, size_t len,
 		handle_assoc_cb(hapd, mgmt, len, 1, ok);
 		break;
 	case WLAN_FC_STYPE_PROBE_RESP:
-		wpa_printf(MSG_DEBUG, "mgmt::proberesp cb");
+		wpa_printf(MSG_EXCESSIVE, "mgmt::proberesp cb");
 		break;
 	case WLAN_FC_STYPE_DEAUTH:
 		/* ignore */

src/common/ieee802_11_common.c

@@ -75,7 +75,7 @@ static int ieee802_11_parse_vendor_specific(const u8 *pos, size_t elen,
 				elems->wmm_tspec_len = elen;
 				break;
 			default:
-				wpa_printf(MSG_MSGDUMP, "unknown WMM "
+				wpa_printf(MSG_EXCESSIVE, "unknown WMM "
 					   "information element ignored "
 					   "(subtype=%d len=%lu)",
 					   pos[4], (unsigned long) elen);
@@ -88,9 +88,9 @@ static int ieee802_11_parse_vendor_specific(const u8 *pos, size_t elen,
 			elems->wps_ie_len = elen;
 			break;
 		default:
-			wpa_printf(MSG_MSGDUMP, "Unknown Microsoft "
+			wpa_printf(MSG_EXCESSIVE, "Unknown Microsoft "
 				   "information element ignored "
-				   "(type=%d len=%lu)\n",
+				   "(type=%d len=%lu)",
 				   pos[3], (unsigned long) elen);
 			return -1;
 		}
@@ -103,18 +103,18 @@ static int ieee802_11_parse_vendor_specific(const u8 *pos, size_t elen,
 			elems->vendor_ht_cap_len = elen;
 			break;
 		default:
-			wpa_printf(MSG_MSGDUMP, "Unknown Broadcom "
+			wpa_printf(MSG_EXCESSIVE, "Unknown Broadcom "
 				   "information element ignored "
-				   "(type=%d len=%lu)\n",
+				   "(type=%d len=%lu)",
 				   pos[3], (unsigned long) elen);
 			return -1;
 		}
 		break;
 
 	default:
-		wpa_printf(MSG_MSGDUMP, "unknown vendor specific information "
-			   "element ignored (vendor OUI %02x:%02x:%02x "
-			   "len=%lu)",
+		wpa_printf(MSG_EXCESSIVE, "unknown vendor specific "
+			   "information element ignored (vendor OUI "
+			   "%02x:%02x:%02x len=%lu)",
 			   pos[0], pos[1], pos[2], (unsigned long) elen);
 		return -1;
 	}

src/utils/wpa_debug.h

@@ -20,7 +20,9 @@
 /* Debugging function - conditional printf and hex dump. Driver wrappers can
  * use these for debugging purposes. */
 
-enum { MSG_MSGDUMP, MSG_DEBUG, MSG_INFO, MSG_WARNING, MSG_ERROR };
+enum {
+	MSG_EXCESSIVE, MSG_MSGDUMP, MSG_DEBUG, MSG_INFO, MSG_WARNING, MSG_ERROR
+};
 
 #ifdef CONFIG_NO_STDOUT_DEBUG