Jeff Mourich / EthernetNetIf_ChangeHostName

ID the MBED processor on the network if you have more than one. View MBED name on DHCP of your Router - Example \"MBED PE\" Change your ID in Core / host.h

LPC1768/if/lwip/lwipNetUdpSocket.h@0:fd3b85615428, 2010-11-06 (annotated)

Committer:
JeffM
Date:
Sat Nov 06 14:11:02 2010 +0000
Revision:
0:fd3b85615428
MBED ID 1A

Who changed what in which revision?

UserRevisionLine numberNew contents of line
JeffM 0:fd3b85615428 1
JeffM 0:fd3b85615428 2 /*
JeffM 0:fd3b85615428 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
JeffM 0:fd3b85615428 4
JeffM 0:fd3b85615428 5 Permission is hereby granted, free of charge, to any person obtaining a copy
JeffM 0:fd3b85615428 6 of this software and associated documentation files (the "Software"), to deal
JeffM 0:fd3b85615428 7 in the Software without restriction, including without limitation the rights
JeffM 0:fd3b85615428 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
JeffM 0:fd3b85615428 9 copies of the Software, and to permit persons to whom the Software is
JeffM 0:fd3b85615428 10 furnished to do so, subject to the following conditions:
JeffM 0:fd3b85615428 11
JeffM 0:fd3b85615428 12 The above copyright notice and this permission notice shall be included in
JeffM 0:fd3b85615428 13 all copies or substantial portions of the Software.
JeffM 0:fd3b85615428 14
JeffM 0:fd3b85615428 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
JeffM 0:fd3b85615428 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
JeffM 0:fd3b85615428 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
JeffM 0:fd3b85615428 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
JeffM 0:fd3b85615428 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
JeffM 0:fd3b85615428 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
JeffM 0:fd3b85615428 21 THE SOFTWARE.
JeffM 0:fd3b85615428 22 */
JeffM 0:fd3b85615428 23
JeffM 0:fd3b85615428 24 #ifndef LWIPNETUDPSOCKET_H
JeffM 0:fd3b85615428 25 #define LWIPNETUDPSOCKET_H
JeffM 0:fd3b85615428 26
JeffM 0:fd3b85615428 27 #define NET_LWIP_STACK 1
JeffM 0:fd3b85615428 28 //#include "lwip/ip_addr.h"
JeffM 0:fd3b85615428 29 #include "if/net/netudpsocket.h"
JeffM 0:fd3b85615428 30 #include "LwipNetIf.h"
JeffM 0:fd3b85615428 31
JeffM 0:fd3b85615428 32 #include "stdint.h"
JeffM 0:fd3b85615428 33
JeffM 0:fd3b85615428 34 #include <list>
JeffM 0:fd3b85615428 35 using std::list;
JeffM 0:fd3b85615428 36
JeffM 0:fd3b85615428 37 //Implements NetUdpSockets over lwIP raw API
JeffM 0:fd3b85615428 38
JeffM 0:fd3b85615428 39 struct udp_pcb; //Represents a Udp Connection, "Protocol Control Block", see rawapi.txt & udp.h
JeffM 0:fd3b85615428 40 struct pbuf; //Lwip Buffer Container
JeffM 0:fd3b85615428 41 typedef struct ip_addr ip_addr_t;
JeffM 0:fd3b85615428 42
JeffM 0:fd3b85615428 43 //typedef signed char err_t;
JeffM 0:fd3b85615428 44 typedef uint16_t u16_t;
JeffM 0:fd3b85615428 45
JeffM 0:fd3b85615428 46 class LwipNetUdpSocket: public NetUdpSocket
JeffM 0:fd3b85615428 47 {
JeffM 0:fd3b85615428 48 public:
JeffM 0:fd3b85615428 49 LwipNetUdpSocket(udp_pcb* pPcb = NULL); //Passes a pcb if already created (by an accept req for instance), in that case transfers ownership
JeffM 0:fd3b85615428 50 virtual ~LwipNetUdpSocket();
JeffM 0:fd3b85615428 51
JeffM 0:fd3b85615428 52 virtual NetUdpSocketErr bind(const Host& me);
JeffM 0:fd3b85615428 53
JeffM 0:fd3b85615428 54 virtual int /*if < 0 : NetUdpSocketErr*/ sendto(const char* buf, int len, Host* pHost);
JeffM 0:fd3b85615428 55 virtual int /*if < 0 : NetUdpSocketErr*/ recvfrom(char* buf, int len, Host* pHost);
JeffM 0:fd3b85615428 56
JeffM 0:fd3b85615428 57 virtual NetUdpSocketErr close();
JeffM 0:fd3b85615428 58
JeffM 0:fd3b85615428 59 virtual NetUdpSocketErr poll();
JeffM 0:fd3b85615428 60
JeffM 0:fd3b85615428 61 protected:
JeffM 0:fd3b85615428 62 volatile udp_pcb* m_pPcb;
JeffM 0:fd3b85615428 63
JeffM 0:fd3b85615428 64 //Event callback from lwIp
JeffM 0:fd3b85615428 65 void recvCb(udp_pcb* pcb, struct pbuf* p, ip_addr_t* addr, u16_t port);
JeffM 0:fd3b85615428 66
JeffM 0:fd3b85615428 67 private:
JeffM 0:fd3b85615428 68 void cleanUp(); //Flush input buffer
JeffM 0:fd3b85615428 69 struct InPacket
JeffM 0:fd3b85615428 70 {
JeffM 0:fd3b85615428 71 volatile pbuf* pBuf;
JeffM 0:fd3b85615428 72 ip_addr_t addr;
JeffM 0:fd3b85615428 73 u16_t port;
JeffM 0:fd3b85615428 74 };
JeffM 0:fd3b85615428 75
JeffM 0:fd3b85615428 76 list<InPacket> m_lInPkt;
JeffM 0:fd3b85615428 77 IpAddr m_multicastGroup;
JeffM 0:fd3b85615428 78
JeffM 0:fd3b85615428 79 //Static callback : Transforms into a C++ callback
JeffM 0:fd3b85615428 80 static void sRecvCb(void *arg, struct udp_pcb *pcb, struct pbuf *p, ip_addr_t *addr, u16_t port);
JeffM 0:fd3b85615428 81
JeffM 0:fd3b85615428 82 };
JeffM 0:fd3b85615428 83
JeffM 0:fd3b85615428 84 #endif