netbuff.h

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#ifndef __NET__NETBUFF_H__
#define __NET__NETBUFF_H__
 
#include <type.h>
 
#define NETBUFF_DATA_SIZE 2048
#define NETBUFF_MAX_HEADROOM 64
 
struct netbuff {
    uintptr_t paddr;
 
    uint8_t* head;
    uint8_t* end;
 
    uint8_t* data;
    uint8_t* tail;
 
    uint16_t length;
};
 
struct netbuff* create_netbuff();
void destroy_netbuff(struct netbuff* netbuff);
void* netbuff_put(struct netbuff* nb, size_t len);
void* netbuff_push(struct netbuff* nb, size_t len);
void free_netbuff(struct netbuff* netbuff);
#endif // __NET__NETBUFF_H__