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Diff: TcpClient.h
- Revision:
- 9:a156d3de5647
- Child:
- 10:e4ddab81e6a8
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TcpClient.h Tue Aug 27 15:01:10 2019 +0000 @@ -0,0 +1,105 @@ +/* + 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 "mbed.h" +#include "Client.h" +#include "utility/MemPool.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 +{ + Timer pollTimer; + uint8_t state; + memhandle packets_in[UIP_SOCKET_NUMPACKETS]; + memhandle packets_out[UIP_SOCKET_NUMPACKETS]; + memaddress out_pos; +} uip_userdata_t; + +class TcpClient : public Client +{ +public: + TcpClient(); + //TcpClient(UIPEthernet* ethernet); + //TcpClient(struct uip_conn* _conn); + //TcpClient(struct uip_conn* _conn, UIPEthernet* ethernet); + TcpClient(uip_userdata_t* conn_data); + //TcpClient(uip_userdata_t* conn_data, UIPEthernet* ethernet); + virtual ~TcpClient() {} + 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 TcpClient& ); + virtual bool operator !=(const TcpClient& 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(); + void close(); + + static uip_userdata_t all_data[UIP_CONNS]; + static size_t _write(uip_userdata_t* , const uint8_t* buf, size_t size); + +private: + uip_userdata_t* data; + static uip_userdata_t* _allocateData(); + static int _available(uip_userdata_t* ); + static uint8_t _currentBlock(memhandle* blocks); + static void _eatBlock(memhandle* blocks); + static void _flushBlocks(memhandle* blocks); + +#ifdef UIPETHERNET_DEBUG_CLIENT + static void _dumpAllData(); +#endif + friend class UipEthernet; + friend class TcpServer; + friend void uipclient_appcall(); +}; +#endif