Simon Ford / NetServices

Version of http://mbed.org/cookbook/NetServicesTribute with setting set the same for LPC2368

Dependents:   UDPSocketExample 24LCxx_I2CApp WeatherPlatform_pachube HvZServerLib ... more

if/lwip/lwipNetTcpSocket.h@0:350011bf8be7, 2010-11-23 (annotated)

Committer:
simon
Date:
Tue Nov 23 14:15:36 2010 +0000
Revision:
0:350011bf8be7
Experimental version for testing UDP

Who changed what in which revision?

UserRevisionLine numberNew contents of line
simon 0:350011bf8be7 1
simon 0:350011bf8be7 2 /*
simon 0:350011bf8be7 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
simon 0:350011bf8be7 4
simon 0:350011bf8be7 5 Permission is hereby granted, free of charge, to any person obtaining a copy
simon 0:350011bf8be7 6 of this software and associated documentation files (the "Software"), to deal
simon 0:350011bf8be7 7 in the Software without restriction, including without limitation the rights
simon 0:350011bf8be7 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
simon 0:350011bf8be7 9 copies of the Software, and to permit persons to whom the Software is
simon 0:350011bf8be7 10 furnished to do so, subject to the following conditions:
simon 0:350011bf8be7 11
simon 0:350011bf8be7 12 The above copyright notice and this permission notice shall be included in
simon 0:350011bf8be7 13 all copies or substantial portions of the Software.
simon 0:350011bf8be7 14
simon 0:350011bf8be7 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
simon 0:350011bf8be7 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
simon 0:350011bf8be7 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
simon 0:350011bf8be7 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
simon 0:350011bf8be7 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
simon 0:350011bf8be7 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
simon 0:350011bf8be7 21 THE SOFTWARE.
simon 0:350011bf8be7 22 */
simon 0:350011bf8be7 23
simon 0:350011bf8be7 24 #ifndef LWIPNETTCPSOCKET_H
simon 0:350011bf8be7 25 #define LWIPNETTCPSOCKET_H
simon 0:350011bf8be7 26
simon 0:350011bf8be7 27 #define NET_LWIP_STACK 1
simon 0:350011bf8be7 28 #include "if/net/nettcpsocket.h"
simon 0:350011bf8be7 29 #include "LwipNetIf.h"
simon 0:350011bf8be7 30
simon 0:350011bf8be7 31 #include "stdint.h"
simon 0:350011bf8be7 32
simon 0:350011bf8be7 33 //Implements NetTcpSockets over lwIP raw API
simon 0:350011bf8be7 34
simon 0:350011bf8be7 35 struct tcp_pcb; //Represents a Tcp Connection, "Protocol Control Block", see rawapi.txt & tcp.h
simon 0:350011bf8be7 36 struct pbuf; //Lwip Buffer Container
simon 0:350011bf8be7 37
simon 0:350011bf8be7 38 typedef signed char err_t;
simon 0:350011bf8be7 39 typedef uint16_t u16_t;
simon 0:350011bf8be7 40
simon 0:350011bf8be7 41 class LwipNetTcpSocket: public NetTcpSocket
simon 0:350011bf8be7 42 {
simon 0:350011bf8be7 43 public:
simon 0:350011bf8be7 44 LwipNetTcpSocket(tcp_pcb* pPcb = NULL); //Passes a pcb if already created (by an accept req for instance), in that case transfers ownership
simon 0:350011bf8be7 45 virtual ~LwipNetTcpSocket();
simon 0:350011bf8be7 46
simon 0:350011bf8be7 47 virtual NetTcpSocketErr bind(const Host& me);
simon 0:350011bf8be7 48 virtual NetTcpSocketErr listen();
simon 0:350011bf8be7 49 virtual NetTcpSocketErr connect(const Host& host);
simon 0:350011bf8be7 50 virtual NetTcpSocketErr accept(Host* pClient, NetTcpSocket** ppNewNetTcpSocket);
simon 0:350011bf8be7 51
simon 0:350011bf8be7 52 virtual int /*if < 0 : NetTcpSocketErr*/ send(const char* buf, int len);
simon 0:350011bf8be7 53 virtual int /*if < 0 : NetTcpSocketErr*/ recv(char* buf, int len);
simon 0:350011bf8be7 54
simon 0:350011bf8be7 55 virtual NetTcpSocketErr close();
simon 0:350011bf8be7 56
simon 0:350011bf8be7 57 virtual NetTcpSocketErr poll();
simon 0:350011bf8be7 58
simon 0:350011bf8be7 59 protected:
simon 0:350011bf8be7 60 volatile tcp_pcb* m_pPcb;
simon 0:350011bf8be7 61
simon 0:350011bf8be7 62 //Events callbacks from lwIp
simon 0:350011bf8be7 63 err_t acceptCb(tcp_pcb* newpcb, err_t err);
simon 0:350011bf8be7 64 err_t connectedCb(tcp_pcb* tpcb, err_t err);
simon 0:350011bf8be7 65
simon 0:350011bf8be7 66 void errCb(err_t err);
simon 0:350011bf8be7 67
simon 0:350011bf8be7 68 err_t sentCb(tcp_pcb* tpcb, u16_t len);
simon 0:350011bf8be7 69 err_t recvCb(tcp_pcb* tpcb, pbuf *p, err_t err);
simon 0:350011bf8be7 70
simon 0:350011bf8be7 71 private:
simon 0:350011bf8be7 72 void cleanUp(); //Flush input buffer
simon 0:350011bf8be7 73
simon 0:350011bf8be7 74 // queue<tcp_pcb*> m_lpInPcb; //Incoming connections that have not been accepted yet
simon 0:350011bf8be7 75 queue<LwipNetTcpSocket*> m_lpInNetTcpSocket; //Incoming connections that have not been accepted yet
simon 0:350011bf8be7 76
simon 0:350011bf8be7 77 volatile pbuf* m_pReadPbuf; //Ptr to read buffer
simon 0:350011bf8be7 78
simon 0:350011bf8be7 79 //Static callbacks : Transforms into a C++ callback
simon 0:350011bf8be7 80 static err_t sAcceptCb(void *arg, struct tcp_pcb *newpcb, err_t err);
simon 0:350011bf8be7 81 static err_t sConnectedCb(void *arg, struct tcp_pcb *tpcb, err_t err);
simon 0:350011bf8be7 82
simon 0:350011bf8be7 83 static void sErrCb(void *arg, err_t err);
simon 0:350011bf8be7 84
simon 0:350011bf8be7 85 static err_t sSentCb(void *arg, struct tcp_pcb *tpcb, u16_t len);
simon 0:350011bf8be7 86 static err_t sRecvCb(void *arg, struct tcp_pcb *tpcb, struct pbuf *p, err_t err);
simon 0:350011bf8be7 87
simon 0:350011bf8be7 88 };
simon 0:350011bf8be7 89
simon 0:350011bf8be7 90 #endif