ethernet_misc.h

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#ifndef _ETHERNET_MISC_H
#define _ETHERNET_MISC_H
 
//Dependencies
#include "core/net.h"
#include "core/ethernet.h"
 
//C++ guard
#ifdef __cplusplus
extern "C" {
#endif
 
//Ethernet related constants
extern const uint8_t ethPadding[64];
 
//Ethernet related functions
error_t ethPadFrame(NetBuffer *buffer, size_t *length);
 
error_t ethEncodeVlanTag(NetBuffer *buffer, size_t *offset, uint16_t vlanId,
   int8_t vlanPcp, int8_t vlanDei, uint16_t type);
 
error_t ethDecodeVlanTag(const uint8_t *frame, size_t length, uint16_t *vlanId,
   uint16_t *type);
 
error_t ethCheckDestAddr(NetInterface *interface, const MacAddr *macAddr);
bool_t ethTrapIgmpPacket(EthHeader *header, uint8_t *data, size_t length);
 
void ethUpdateInStats(NetInterface *interface, const MacAddr *destMacAddr);
 
void ethUpdateOutStats(NetInterface *interface, const MacAddr *destMacAddr,
   size_t length);
 
void ethUpdateErrorStats(NetInterface *interface, error_t error);
 
uint32_t ethCalcCrc(const void *data, size_t length);
uint32_t ethCalcCrcEx(const NetBuffer *buffer, size_t offset, size_t length);
 
error_t ethCheckCrc(NetInterface *interface, const uint8_t *frame,
   size_t length);
 
//C++ guard
#ifdef __cplusplus
}
#endif
 
#endif