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e8658d5
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master
flaneth
firmware
udp.h
initial commit after making CF identify work
Stefan Schuermans
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e8658d5
at 2012-04-15 19:57:57
udp.h
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/* flaneth - flash and ethernet version 0.2 date 2008-11-08 Copyright (C) 2007-2008 Stefan Schuermans <stefan@schuermans.info> Copyleft: GNU public license V2 - http://www.gnu.org/copyleft/gpl.html a BlinkenArea project - http://www.blinkenarea.org/ */ #ifndef INC_udp #define INC_udp #include "ethernet.h" #include "ip.h" // header of an UDP packet struct UdpHeader { unsigned int SrcPort; unsigned int DestPort; unsigned int Length; unsigned int Chk; }; // an UDP packet struct UdpPacket { struct EthernetHeader EthHdr; struct IpHeader IpHdr; struct UdpHeader UdpHdr; }; // tick procedure - call every 200ms extern void UdpTick200(void); // process a received UDP packet extern void UdpRecv(unsigned char *pData, unsigned short Length); // send an UDP packet // pData must point to a struct UdpPacket with UdpHdr.SrcPort, // UdpHdr.DestPort and IpHdr.Dest already initialized extern void UdpSend(unsigned char *pData, unsigned short Length); #endif // #ifdef INC_udp