externalize socket connection

lib/socketserver/GwSocketConnection.h

@@ -0,0 +1,36 @@
+#pragma once
+#include <Arduino.h>
+#include <lwip/sockets.h>
+#include "GwBuffer.h"
+class GwSocketConnection
+{
+public:
+    int fd=-1;
+    int overflows;
+    String remoteIpAddress;
+
+private:
+    unsigned long lastWrite = 0;
+    unsigned long writeTimeout = 10000;
+    bool pendingWrite = false;
+    bool writeError = false;
+    bool allowRead;
+    GwBuffer *buffer = NULL;
+    GwBuffer *readBuffer = NULL;
+    GwLog *logger;
+
+public:
+    static IPAddress remoteIP(int fd);
+    GwSocketConnection(GwLog *logger, int id, bool allowRead = false);
+    void setClient(int fd);
+    bool hasClient();
+    void stop();
+    ~GwSocketConnection();
+    bool connected();
+    bool enqueue(uint8_t *data, size_t len);
+    bool hasData();
+    bool handleError(int res, bool errorIf0 = true);
+    GwBuffer::WriteStatus write();
+    bool read();
+    bool messagesFromBuffer(GwMessageFetcher *writer);
+};