Add DFU support for PWA (#3949)

* Add webusbdfu support for PWA

* Cleanup

* Cleanup more

* protect flash memory

* Remove self

* Fix flashing for F4 and F7

src/js/port_handler.js

@@ -6,16 +6,10 @@ import { get as getConfig } from "./ConfigStorage";
 import serial from "./serial";
 import MdnsDiscovery from "./mdns_discovery";
 import { isWeb } from "./utils/isWeb";
+import { usbDevices } from "./usb_devices";
 
 const TIMEOUT_CHECK = 500 ; // With 250 it seems that it produces a memory leak and slowdown in some versions, reason unknown
 
-export const usbDevices = { filters: [
-    {'vendorId': 1155, 'productId': 57105}, // STM Device in DFU Mode || Digital Radio in USB mode
-    {'vendorId': 10473, 'productId': 393},  // GD32 DFU Bootloader
-    {'vendorId': 0x2E3C, 'productId': 0xDF11},  // AT32F435 DFU Bootloader
-    {'vendorId': 12619, 'productId': 262}, // APM32 DFU Bootloader
-] };
-
 const PortHandler = new function () {
     this.currentPorts = [];
     this.initialPorts = false;

src/js/protocols/stm32.js

@@ -14,13 +14,18 @@ import { bit_check } from "../bit";
 import { gui_log } from "../gui_log";
 import MSPCodes from "../msp/MSPCodes";
 import PortUsage from "../port_usage";
-import PortHandler, { usbDevices } from "../port_handler";
+import PortHandler from "../port_handler";
 import { API_VERSION_1_42 } from "../data_storage";
-import serial from "../serial";
-import STM32DFU from "./stm32usbdfu";
 import semver from "semver";
 import $ from 'jquery';
 
+import { usbDevices } from "../usb_devices";
+import { serialShim } from "../serial_shim";
+import { usbShim } from "../usb_shim";
+
+let serial = serialShim();
+let dfu = usbShim();
+
 const STM32_protocol = function () {
     this.baud = null;
     this.options = {};
@@ -112,7 +117,7 @@ STM32_protocol.prototype.connect = function (port, baud, hex, options, callback)
             // refresh device list
             PortHandler.check_usb_devices(function(dfu_available) {
                 if (dfu_available) {
-                    STM32DFU.connect(usbDevices, hex, options);
+                    dfu.connect(usbDevices, hex, options);
                 } else {
                     serial.connect(self.port, {bitrate: self.baud, parityBit: 'even', stopBits: 'one'}, function (openInfo) {
                         if (openInfo) {