ethernetbuffer.h

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#ifndef ETHERNETBUFFER_H
#define ETHERNETBUFFER_H

#define ETHERNET_FRAME_MAX          1600 // Max. octets in frame 
#define ETHBUFFER_NUMBER 5
typedef struct{
    INT8U State;
    INT8U Status;
    INT8U BufferIndex;
}ETHBUFFER_CONTROL;
typedef struct{
    INT8U   Pad[2];
    INT16U   Data[ETHERNET_FRAME_MAX/2];
    INT32U  TrueSize;
    INT8U  *pData;
    INT32U  Length;
}ETHBUFFER;
extern ETHBUFFER_CONTROL EthBufferCtrl;
extern ETHBUFFER EthBuffer[ETHBUFFER_NUMBER];
extern void  F_EthernetBufferInit(void);
extern void  F_EthernetBufferSvc(void);
extern ETHBUFFER *F_EthernetBufferAllocate(void);
extern void   F_EthernetBufferRelease(ETHBUFFER *pBuffer);
extern INT8U *F_EthernetBufferPut(ETHBUFFER *pBuffer,INT32U Length);
extern INT8U *F_EthernetBufferPull(ETHBUFFER *pBuffer,INT32U Length);
extern INT8U *F_EthernetBufferPush(ETHBUFFER *pBuffer,INT32U Length);
extern void F_EthernetBufferReserve(ETHBUFFER *pBuffer,INT32U Length);
extern void F_EthernetBufferDump(INT8U *pData,INT32U Length);

#endif