public void OnBeforeSerialize()
{
if (_onBeforeSerializeValid)
{
if (_properties == null)
{
_properties = new JSScriptProperties();
}
else
{
_properties.Clear();
}
var buffer = ScriptEngine.AllocByteBuffer(_ctx, 512);
unsafe
{
var argv = stackalloc[] { Binding.Values.js_push_classvalue(_ctx, _properties), Binding.Values.js_push_classvalue(_ctx, buffer) };
var rval = JSApi.JS_Call(_ctx, _onBeforeSerializeFunc, _this_obj, 2, argv);
JSApi.JS_FreeValue(_ctx, argv[0]);
JSApi.JS_FreeValue(_ctx, argv[1]);
if (rval.IsException())
{
_ctx.print_exception();
}
else
{
JSApi.JS_FreeValue(_ctx, rval);
}
}
_properties.SetGenericValue(buffer);
}
}
private static JSValue _js_constructor(JSContext ctx, JSValue new_target, int argc, JSValue[] argv, int magic)
{
try
{
if (argc < 1 || !argv[0].IsString())
{
throw new ParameterException("url", typeof(string), 0);
}
var protocols = new List <string>();
if (argc > 1)
{
if (argv[1].IsString())
{
protocols.Add(JSApi.GetString(ctx, argv[1]));
}
else if (JSApi.JS_IsArray(ctx, argv[1]) == 1)
{
var length_prop = JSApi.JS_GetProperty(ctx, argv[1], JSApi.JS_ATOM_length);
int length;
if (JSApi.JS_ToInt32(ctx, out length, length_prop) >= 0)
{
for (uint i = 0; i < length; i++)
{
var element = JSApi.JS_GetPropertyUint32(ctx, argv[1], i);
var protocol_element = JSApi.GetString(ctx, element);
if (protocol_element != null)
{
protocols.Add(protocol_element);
}
JSApi.JS_FreeValue(ctx, element);
}
}
JSApi.JS_FreeValue(ctx, length_prop);
}
else
{
throw new ParameterException("protocol", typeof(string), 1);
}
}
var url = JSApi.GetString(ctx, argv[0]);
var buffer = ScriptEngine.AllocByteBuffer(ctx);
var o = new WebSocket(buffer, url, protocols);
var val = NewBridgeClassObject(ctx, new_target, o, magic);
o._Transfer(ctx, val);
return(val);
}
catch (Exception exception)
{
return(JSApi.ThrowException(ctx, exception));
}
}
private static JSValue _js_send(JSContext ctx, JSValue this_obj, int argc, JSValue[] argv)
{
try
{
WebSocket self;
if (!js_get_classvalue(ctx, this_obj, out self))
{
throw new ThisBoundException();
}
if (argc == 0)
{
throw new ParameterException("data", typeof(string), 0);
}
if (!self._wsi.IsValid() || !self._context.IsValid())
{
return(JSApi.JS_ThrowInternalError(ctx, "websocket closed"));
}
if (argv[0].IsString())
{
// send text data
size_t psize;
var pointer = JSApi.JS_ToCStringLen(ctx, out psize, argv[0]);
if (pointer != IntPtr.Zero && psize > 0)
{
var buffer = ScriptEngine.AllocByteBuffer(ctx, psize + WSApi.LWS_PRE);
if (buffer != null)
{
buffer.WriteBytes(WSApi.LWS_PRE);
buffer.WriteBytes(pointer, psize);
self._pending.Enqueue(new Packet(false, buffer));
self._bufferedAmount += psize;
WSApi.lws_callback_on_writable(self._wsi);
}
else
{
JSApi.JS_FreeCString(ctx, pointer);
return(JSApi.JS_ThrowInternalError(ctx, "buf alloc failed"));
}
}
JSApi.JS_FreeCString(ctx, pointer);
}
else
{
size_t psize;
var pointer = JSApi.JS_GetArrayBuffer(ctx, out psize, argv[0]);
if (pointer != IntPtr.Zero)
{
var buffer = ScriptEngine.AllocByteBuffer(ctx, psize + WSApi.LWS_PRE);
if (buffer != null)
{
buffer.WriteBytes(WSApi.LWS_PRE);
buffer.WriteBytes(pointer, psize);
self._pending.Enqueue(new Packet(false, buffer));
self._bufferedAmount += psize;
WSApi.lws_callback_on_writable(self._wsi);
}
else
{
return(JSApi.JS_ThrowInternalError(ctx, "buf alloc failed"));
}
}
else
{
var asBuffer = JSApi.JS_GetProperty(ctx, argv[0], ScriptEngine.GetContext(ctx).GetAtom("buffer"));
if (asBuffer.IsObject())
{
pointer = JSApi.JS_GetArrayBuffer(ctx, out psize, asBuffer);
JSApi.JS_FreeValue(ctx, asBuffer);
if (pointer != IntPtr.Zero)
{
var buffer = ScriptEngine.AllocByteBuffer(ctx, psize + WSApi.LWS_PRE);
if (buffer != null)
{
buffer.WriteBytes(WSApi.LWS_PRE);
buffer.WriteBytes(pointer, psize);
self._pending.Enqueue(new Packet(false, buffer));
self._bufferedAmount += psize;
WSApi.lws_callback_on_writable(self._wsi);
return(JSApi.JS_UNDEFINED);
}
else
{
return(JSApi.JS_ThrowInternalError(ctx, "buf alloc failed"));
}
}
}
else
{
JSApi.JS_FreeValue(ctx, asBuffer);
}
return(JSApi.JS_ThrowInternalError(ctx, "unknown buf type"));
}
}
return(JSApi.JS_UNDEFINED);
}
catch (Exception exception)
{
return(JSApi.ThrowException(ctx, exception));
}
}