feat: add posibility to push bind parameters to hci layer

examples/uart-bind-params.js

@@ -0,0 +1,17 @@
+const noble = require('../with-custom-binding')
+
+// Needs to export env: BLUETOOTH_HCI_SOCKET_FORCE_UART=1
+
+const noble_uart_a = noble ({ bindParams: { uart: { port: "/dev/tty.usbmodem1..." } } } )
+const noble_uart_b = noble ({ bindParams: { uart: { port: "/dev/tty.usbmodem2..." } } } )
+
+noble_uart_a.on('discover', (peripheral) => {
+    console.log("UART A", peripheral.address)
+})
+
+noble_uart_b.on('discover', (peripheral) => {
+    console.log("UART B", peripheral.address)
+})
+
+noble_uart_a.startScanning()
+noble_uart_b.startScanning()

lib/hci-socket/hci.js

@@ -100,6 +100,7 @@ const Hci = function (options) {
   this._isDevUp = null;
   this._isExtended = 'extended' in options && options.extended;
   this._state = null;
+  this._bindParams = 'bindParams' in options ? options.bindParams : undefined
 
   this._handleBuffers = {};
 
@@ -151,13 +152,13 @@ Hci.prototype.init = function (options) {
   this._socket.on('error', this.onSocketError.bind(this));
 
   if (this._userChannel) {
-    this._socket.bindUser(this._deviceId);
+    this._socket.bindUser(this._deviceId, this._bindParams);
     this._socket.start();
 
     this.reset();
   } else {
     if (!this._bound) {
-      this._socket.bindRaw(this._deviceId);
+      this._socket.bindRaw(this._deviceId, this._bindParams);
       this._bound = true;
     }
     this._socket.start();