packet.hpp

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#ifndef PACKET_H
#define PACKET_H

#include "stdint.h"

#define ETHER_ADDR_OCTETS 6     
#define PACKET_HDR_LENGTH 14    
typedef enum {
    PACKET_NO_ERROR = 0, PACKET_NOMEMORY_ERROR, PACKET_BADBUFFER_ERROR, PACKET_XMIT_ERROR, PACKET_IFLOOKUP_ERROR, PACKET_IFNOTFOUND_ERROR,
    PACKET_CREATEMUTEX_ERROR, PACKET_GETMUTEX_ERROR, PACKET_RLSMUTEX_ERROR, PACKET_RECVTIMEOUT_ERROR, PACKET_RECVFAILED_ERROR,
    PACKET_BIND_ERROR
} packet_error_t; 

typedef struct { 
    uint8_t addr[ETHER_ADDR_OCTETS];    
} packet_addr_t;
typedef struct packet_handle * pfhandle_t;

packet_error_t mallocPacketHandle( pfhandle_t *pfhandle_r );
void freePacketHandle( pfhandle_t pfhandle );

packet_error_t openInterfaceByAddr( pfhandle_t pfhandle, packet_addr_t *addr, int timeout );
void closeInterface( pfhandle_t pfhandle );
packet_error_t sendFrame( pfhandle_t pfhandle, packet_addr_t *addr, uint16_t ethertype, uint8_t *payload, size_t length );
packet_error_t recvFrame( pfhandle_t pfhandle, packet_addr_t *addr,                     uint8_t *payload, size_t &length );

packet_error_t packetBind( struct packet_handle *handle, uint16_t ethertype );

#endif /* PACKET_H */