api make close api private only

Signed-off-by: Andy Green <andy.green@linaro.org>

changelog

@@ -82,6 +82,11 @@ User api removals
  	connection you must do so from the user callback and by returning
 	-1 from there.
 
+ - libwebsocket_close_and_free_session() is now private to the library code
+ 	only and not exposed for user code.  If you want to close the
+	connection, you must do so from the user callback by returning -1
+	from there.
+
 
 New features
 ------------

lib/libwebsockets.h

@@ -917,10 +917,6 @@ libwebsockets_get_peer_addresses(struct libwebsocket_context *context,
 		struct libwebsocket *wsi, int fd, char *name, int name_len,
 					char *rip, int rip_len);
 
-LWS_EXTERN void
-libwebsocket_close_and_free_session(struct libwebsocket_context *context,
-			       struct libwebsocket *wsi, enum lws_close_status);
-
 LWS_EXTERN int
 libwebsockets_get_random(struct libwebsocket_context *context,
 							    void *buf, int len);

lib/private-libwebsockets.h

@@ -401,6 +401,10 @@ struct libwebsocket {
 #endif
 };
 
+extern void
+libwebsocket_close_and_free_session(struct libwebsocket_context *context,
+			       struct libwebsocket *wsi, enum lws_close_status);
+
 #ifndef LWS_LATENCY
 static inline void lws_latency(struct libwebsocket_context *context,
 		struct libwebsocket *wsi, const char *action,

test-server/test-server.c

@@ -287,8 +287,7 @@ callback_dumb_increment(struct libwebsocket_context *context,
 		}
 		if (close_testing && pss->number == 50) {
 			lwsl_info("close tesing limit, closing\n");
-			libwebsocket_close_and_free_session(context, wsi,
-						       LWS_CLOSE_STATUS_NORMAL);
+			return -1;
 		}
 		break;