Restructured Repo before adding Hardware-Files

Software/lib/ESP Async WebServer/src/AsyncWebSynchronization.h

@@ -0,0 +1,87 @@
+#ifndef ASYNCWEBSYNCHRONIZATION_H_
+#define ASYNCWEBSYNCHRONIZATION_H_
+
+// Synchronisation is only available on ESP32, as the ESP8266 isn't using FreeRTOS by default
+
+#include <ESPAsyncWebServer.h>
+
+#ifdef ESP32
+
+// This is the ESP32 version of the Sync Lock, using the FreeRTOS Semaphore
+class AsyncWebLock
+{
+private:
+  SemaphoreHandle_t _lock;
+  mutable void *_lockedBy;
+
+public:
+  AsyncWebLock() {
+    _lock = xSemaphoreCreateBinary();
+    _lockedBy = NULL;
+    xSemaphoreGive(_lock);
+  }
+
+  ~AsyncWebLock() {
+    vSemaphoreDelete(_lock);
+  }
+
+  bool lock() const {
+    extern void *pxCurrentTCB;
+    if (_lockedBy != pxCurrentTCB) {
+      xSemaphoreTake(_lock, portMAX_DELAY);
+      _lockedBy = pxCurrentTCB;
+      return true;
+    }
+    return false;
+  }
+
+  void unlock() const {
+    _lockedBy = NULL;
+    xSemaphoreGive(_lock);
+  }
+};
+
+#else
+
+// This is the 8266 version of the Sync Lock which is currently unimplemented
+class AsyncWebLock
+{
+
+public:
+  AsyncWebLock() {
+  }
+
+  ~AsyncWebLock() {
+  }
+
+  bool lock() const {
+    return false;
+  }
+
+  void unlock() const {
+  }
+};
+#endif
+
+class AsyncWebLockGuard
+{
+private:
+  const AsyncWebLock *_lock;
+
+public:
+  AsyncWebLockGuard(const AsyncWebLock &l) {
+    if (l.lock()) {
+      _lock = &l;
+    } else {
+      _lock = NULL;
+    }
+  }
+
+  ~AsyncWebLockGuard() {
+    if (_lock) {
+      _lock->unlock();
+    }
+  }
+};
+
+#endif // ASYNCWEBSYNCHRONIZATION_H_