add old v0.4 code

client/javascript/tls_socket.js

@@ -0,0 +1,73 @@
+class TLSSocket extends CustomWebSocket {
+  constructor(hostname, port, debug) {
+    super();
+    this.hostname = hostname;
+    this.port = port;
+    this.url = `https://${hostname}:${port}`;
+    this.debug = debug;
+
+    this.connect();
+  }
+
+  connect() {
+    let data_callback = () => {};
+    let finish_callback = (error, response_info) => {
+      this.status = this.OPEN;
+      if (error === 0) {
+        this.open_callback();
+        this.recv_loop();
+      }
+      else {
+        this.cleanup(error);
+      }
+    }
+    let options = {
+      _connect_only: 1,
+    }
+    if (this.debug) options._libcurl_verbose = 1;
+
+    this.http_handle = perform_request(this.url, options, data_callback, finish_callback, null);
+  }
+
+  custom_recv() {
+    let buffer_size = 64*1024;
+    let result_ptr = _recv_from_socket(this.http_handle, buffer_size);
+    let data_ptr = _get_result_buffer(result_ptr);
+    let result_code = _get_result_code(result_ptr);
+
+    if (result_code == 0) { //CURLE_OK - data received 
+      if (_get_result_closed(result_ptr)) {
+        this.close_callback();
+        return;
+      }
+
+      let data_size = _get_result_size(result_ptr);
+      let data_heap = Module.HEAPU8.subarray(data_ptr, data_ptr + data_size);
+      let data = new Uint8Array(data_heap);
+
+      let message_event = new MessageEvent("message", {data: data});
+      this.dispatchEvent(message_event);
+    }
+
+    _free(data_ptr);
+    _free(result_ptr);
+  }
+
+  custom_send(data_array) {
+    let data_ptr = allocate_array(data_array);
+    let data_len = data_array.length;
+    _send_to_socket(this.http_handle, data_ptr, data_len);
+    _free(data_ptr);
+  }
+
+  cleanup(error=false) {
+    if (this.http_handle) _cleanup_handle(this.http_handle);
+    clearInterval(this.event_loop);
+    this.close_callback(error);
+  }
+
+  custom_close() {
+    this.cleanup();
+    this.status = this.CLOSED;
+  }
+}