Created a Socket.option_list: an array of option names supported by the current

platform and socket type combination.

src/sbbs3/js_socket.c

@@ -1301,6 +1301,33 @@ static jsSyncMethodSpec js_socket_functions[] = {
 	{0}
 };
 
+static BOOL js_DefineSocketOptionsArray(JSContext *cx, JSObject *obj, int type)
+{
+	size_t		i;
+	size_t		count=0;
+	jsval		val;
+	JSObject*	array;
+	socket_option_t* options;
+
+	if((options=getSocketOptionList())==NULL)
+		return(FALSE);
+
+	if((array=JS_NewArrayObject(cx, 0, NULL))==NULL) 
+		return(FALSE);
+
+	if(!JS_DefineProperty(cx, obj, "option_list", OBJECT_TO_JSVAL(array)
+		, NULL, NULL, JSPROP_ENUMERATE))
+		return(FALSE);
+
+	for(i=0; options[i].name!=NULL; i++) {
+		if(options[i].type && options[i].type!=type)
+			continue;
+		val=STRING_TO_JSVAL(JS_NewStringCopyZ(cx,options[i].name));
+		JS_SetElement(cx, array, count++, &val);
+	}
+	return(TRUE);
+}
+
 /* Socket Constructor (creates socket descriptor) */
 
 static JSBool
@@ -1341,6 +1368,9 @@ js_socket_constructor(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsv
 		return(JS_FALSE);
 	}
 
+	if(!js_DefineSocketOptionsArray(cx, obj, type))
+		return(JS_FALSE);
+
 	if(!js_DefineSyncMethods(cx, obj, js_socket_functions, FALSE)) {
 		JS_ReportError(cx,"js_DefineSyncMethods failed");
 		return(JS_FALSE);
@@ -1375,8 +1405,10 @@ JSObject* DLLCALL js_CreateSocketClass(JSContext* cx, JSObject* parent)
 
 JSObject* DLLCALL js_CreateSocketObject(JSContext* cx, JSObject* parent, char *name, SOCKET sock)
 {
-	JSObject* obj;
+	JSObject*	obj;
 	private_t*	p;
+	int			type=SOCK_STREAM;
+	socklen_t	len;
 
 	obj = JS_DefineObject(cx, parent, name, &js_socket_class, NULL
 		,JSPROP_ENUMERATE|JSPROP_READONLY);
@@ -1387,6 +1419,12 @@ JSObject* DLLCALL js_CreateSocketObject(JSContext* cx, JSObject* parent, char *n
 	if(!js_DefineSyncProperties(cx, obj, js_socket_properties))
 		return(NULL);
 
+	len = sizeof(type);
+	getsockopt(sock,SOL_SOCKET,SO_TYPE,(void*)&type,&len);
+
+	if(!js_DefineSocketOptionsArray(cx, obj, type))
+		return(NULL);
+
 	if((p=(private_t*)malloc(sizeof(private_t)))==NULL)
 		return(NULL);
 	memset(p,0,sizeof(private_t));