Diff: UIPClient.h

Revision:

0:e3fb1267e3c3

Child:

2:2f693560ad53

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/UIPClient.h	Wed Dec 21 16:58:10 2016 +0100
@@ -0,0 +1,120 @@
+/*
+ UIPClient.h - Arduino implementation of a uIP wrapper class.
+ Copyright (c) 2013 Norbert Truchsess <norbert.truchsess@t-online.de>
+ All rights reserved.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  */
+
+#ifndef UIPCLIENT_H
+#define UIPCLIENT_H
+
+#include "ethernet_comp.h"
+#if defined(ARDUINO)
+   #include "Print.h"
+   #include "Client.h"
+#endif
+#if defined(__MBED__)
+   #include "mbed/Client.h"
+#endif
+#include "utility/mempool.h"
+#include "utility/logging.h"
+
+extern "C" {
+  #include "utility/uip.h"
+}
+
+#define UIP_SOCKET_DATALEN UIP_TCP_MSS
+//#define UIP_SOCKET_NUMPACKETS UIP_RECEIVE_WINDOW/UIP_TCP_MSS+1
+#ifndef UIP_SOCKET_NUMPACKETS
+#define UIP_SOCKET_NUMPACKETS 5
+#endif
+
+#define UIP_CLIENT_CONNECTED 0x10
+#define UIP_CLIENT_CLOSE 0x20
+#define UIP_CLIENT_REMOTECLOSED 0x40
+#define UIP_CLIENT_RESTART 0x80
+#define UIP_CLIENT_STATEFLAGS (UIP_CLIENT_CONNECTED | UIP_CLIENT_CLOSE | UIP_CLIENT_REMOTECLOSED | UIP_CLIENT_RESTART)
+#define UIP_CLIENT_SOCKETS ~UIP_CLIENT_STATEFLAGS
+
+typedef uint8_t uip_socket_ptr;
+
+typedef struct {
+  uint8_t state;
+  memhandle packets_in[UIP_SOCKET_NUMPACKETS];
+  uint16_t lport;        /**< The local TCP port, in network byte order. */
+} uip_userdata_closed_t;
+
+typedef struct {
+  uint8_t state;
+  memhandle packets_in[UIP_SOCKET_NUMPACKETS];
+  memhandle packets_out[UIP_SOCKET_NUMPACKETS];
+  memaddress out_pos;
+#if UIP_CLIENT_TIMER >= 0
+  unsigned long timer;
+#endif
+} uip_userdata_t;
+
+class UIPClient : public Client {
+
+public:
+  UIPClient();
+  int connect(IPAddress ip, uint16_t port);
+  int connect(const char *host, uint16_t port);
+  int read(uint8_t *buf, size_t size);
+  void stop();
+  uint8_t connected();
+  operator bool();
+  virtual bool operator==(const EthernetClient&);
+  virtual bool operator!=(const EthernetClient& rhs) { return !this->operator==(rhs); };
+
+  size_t write(uint8_t);
+  size_t write(const uint8_t *buf, size_t size);
+  int available();
+  int read();
+  int peek();
+  void flush();
+
+  #if defined(ARDUINO)
+     using Print::write;
+  #endif
+
+private:
+  UIPClient(struct uip_conn *_conn);
+  UIPClient(uip_userdata_t* conn_data);
+
+  uip_userdata_t* data;
+
+  static uip_userdata_t all_data[UIP_CONNS];
+  static uip_userdata_t* _allocateData();
+
+  static size_t _write(uip_userdata_t *,const uint8_t *buf, size_t size);
+  static int _available(uip_userdata_t *);
+
+  static uint8_t _currentBlock(memhandle* blocks);
+  static void _eatBlock(memhandle* blocks);
+  static void _flushBlocks(memhandle* blocks);
+
+#if ACTLOGLEVEL>=LOG_DEBUG_V2
+  static void _dumpAllData(void);
+#endif
+
+  friend class UIPEthernetClass;
+  friend class UIPServer;
+
+  friend void uipclient_appcall(void);
+
+};
+
+#endif