UIPEthernet library for Arduino IDE, Eclipse with arduino plugin and MBED/SMeshStudio (AVR,STM32F,ESP8266,Intel ARC32,Nordic nRF51,Teensy boards,Realtek Ameba(RTL8195A,RTL8710)), ENC28j60 network chip. Compatible with Wiznet W5100 Ethernet library API. Compiled and tested on Nucleo-F302R8. Master repository is: https://github.com/UIPEthernet/UIPEthernet/
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