Use a pre-processor macro to simplify event_to_string()

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

src/drivers/driver_common.c

@@ -32,56 +32,58 @@ void wpa_scan_results_free(struct wpa_scan_results *res)
 
 const char * event_to_string(enum wpa_event_type event)
 {
+#define E2S(n) case EVENT_ ## n: return #n
 	switch (event) {
-	case EVENT_ASSOC: return "ASSOC";
-	case EVENT_DISASSOC: return "DISASSOC";
-	case EVENT_MICHAEL_MIC_FAILURE: return "MICHAEL_MIC_FAILURE";
-	case EVENT_SCAN_RESULTS: return "SCAN_RESULTS";
-	case EVENT_ASSOCINFO: return "ASSOCINFO";
-	case EVENT_INTERFACE_STATUS: return "INTERFACE_STATUS";
-	case EVENT_PMKID_CANDIDATE: return "PMKID_CANDIDATE";
-	case EVENT_STKSTART: return "STKSTART";
-	case EVENT_TDLS: return "TDLS";
-	case EVENT_FT_RESPONSE: return "FT_RESPONSE";
-	case EVENT_IBSS_RSN_START: return "IBSS_RSN_START";
-	case EVENT_AUTH: return "AUTH";
-	case EVENT_DEAUTH: return "DEAUTH";
-	case EVENT_ASSOC_REJECT: return "ASSOC_REJECT";
-	case EVENT_AUTH_TIMED_OUT: return "AUTH_TIMED_OUT";
-	case EVENT_ASSOC_TIMED_OUT: return "ASSOC_TIMED_OUT";
-	case EVENT_FT_RRB_RX: return "FT_RRB_RX";
-	case EVENT_WPS_BUTTON_PUSHED: return "WPS_BUTTON_PUSHED";
-	case EVENT_TX_STATUS: return "TX_STATUS";
-	case EVENT_RX_FROM_UNKNOWN: return "RX_FROM_UNKNOWN";
-	case EVENT_RX_MGMT: return "RX_MGMT";
-	case EVENT_RX_ACTION: return "RX_ACTION";
-	case EVENT_REMAIN_ON_CHANNEL: return "REMAIN_ON_CHANNEL";
-	case EVENT_CANCEL_REMAIN_ON_CHANNEL: return "CANCEL_ROC";
-	case EVENT_MLME_RX: return "MLME_RX";
-	case EVENT_RX_PROBE_REQ: return "RX_PROBE_REQ";
-	case EVENT_NEW_STA: return "NEW_STA";
-	case EVENT_EAPOL_RX: return "EAPOL_RX";
-	case EVENT_SIGNAL_CHANGE: return "SIGNAL_CHANGE";
-	case EVENT_INTERFACE_ENABLED: return "IFACE_ENABLED";
-	case EVENT_INTERFACE_DISABLED: return "IFACE_DISABLED";
-	case EVENT_CHANNEL_LIST_CHANGED: return "CHANNEL_LIST_CHANGED";
-	case EVENT_INTERFACE_UNAVAILABLE: return "INTERFACE_UNAVAILABLE";
-	case EVENT_BEST_CHANNEL: return "BEST_CHANNEL";
-	case EVENT_UNPROT_DEAUTH: return "UNPROT_DEAUTH";
-	case EVENT_UNPROT_DISASSOC: return "UNPROT_DISASSOC";
-	case EVENT_STATION_LOW_ACK: return "STA_LOW_ACK";
-	case EVENT_P2P_DEV_FOUND: return "P2P_DEV_FOUND";
-	case EVENT_P2P_GO_NEG_REQ_RX: return "P2P_GO_NEG_REQ_RX";
-	case EVENT_P2P_GO_NEG_COMPLETED: return "P2P_GO_NEG_COMPLETED";
-	case EVENT_P2P_PROV_DISC_REQUEST: return "P2P_PROV_DISC_REQUEST";
-	case EVENT_P2P_PROV_DISC_RESPONSE: return "P2P_PROV_DISC_RESPONSE";
-	case EVENT_P2P_SD_REQUEST: return "P2P_SD_REQUEST";
-	case EVENT_P2P_SD_RESPONSE: return "P2P_SD_RESPONSE";
-	case EVENT_IBSS_PEER_LOST: return "IBSS_PEER_LOST";
-	case EVENT_DRIVER_GTK_REKEY: return "DRIVER_GTK_REKEY";
-	case EVENT_SCHED_SCAN_STOPPED: return "SCHED_SCAN_STOPPED";
-	case EVENT_DRIVER_CLIENT_POLL_OK: return "CLIENT_POLL_OK";
+	E2S(ASSOC);
+	E2S(DISASSOC);
+	E2S(MICHAEL_MIC_FAILURE);
+	E2S(SCAN_RESULTS);
+	E2S(ASSOCINFO);
+	E2S(INTERFACE_STATUS);
+	E2S(PMKID_CANDIDATE);
+	E2S(STKSTART);
+	E2S(TDLS);
+	E2S(FT_RESPONSE);
+	E2S(IBSS_RSN_START);
+	E2S(AUTH);
+	E2S(DEAUTH);
+	E2S(ASSOC_REJECT);
+	E2S(AUTH_TIMED_OUT);
+	E2S(ASSOC_TIMED_OUT);
+	E2S(FT_RRB_RX);
+	E2S(WPS_BUTTON_PUSHED);
+	E2S(TX_STATUS);
+	E2S(RX_FROM_UNKNOWN);
+	E2S(RX_MGMT);
+	E2S(RX_ACTION);
+	E2S(REMAIN_ON_CHANNEL);
+	E2S(CANCEL_REMAIN_ON_CHANNEL);
+	E2S(MLME_RX);
+	E2S(RX_PROBE_REQ);
+	E2S(NEW_STA);
+	E2S(EAPOL_RX);
+	E2S(SIGNAL_CHANGE);
+	E2S(INTERFACE_ENABLED);
+	E2S(INTERFACE_DISABLED);
+	E2S(CHANNEL_LIST_CHANGED);
+	E2S(INTERFACE_UNAVAILABLE);
+	E2S(BEST_CHANNEL);
+	E2S(UNPROT_DEAUTH);
+	E2S(UNPROT_DISASSOC);
+	E2S(STATION_LOW_ACK);
+	E2S(P2P_DEV_FOUND);
+	E2S(P2P_GO_NEG_REQ_RX);
+	E2S(P2P_GO_NEG_COMPLETED);
+	E2S(P2P_PROV_DISC_REQUEST);
+	E2S(P2P_PROV_DISC_RESPONSE);
+	E2S(P2P_SD_REQUEST);
+	E2S(P2P_SD_RESPONSE);
+	E2S(IBSS_PEER_LOST);
+	E2S(DRIVER_GTK_REKEY);
+	E2S(SCHED_SCAN_STOPPED);
+	E2S(DRIVER_CLIENT_POLL_OK);
 	}
 
 	return "UNKNOWN";
+#undef E2S
 }