skbuff.h

来自「基于三星４４Ｂ０芯片的移植操作系统」· C头文件 代码 · 共 29 行

#ifndef __SKBUFF_H
#define __SKBUFF_H

#include "eth.h"

#define BUFF_LEN 10
struct sk_buff {
	struct sk_buff *prev;
	struct sk_buff *next;

	unsigned char pad[2];
	unsigned char buff[ETH_FRAME_LEN];
	unsigned int truesize;			/* Buffer size 					*/

	unsigned char *data;			/* Data head pointer				*/
	unsigned int len;			/* Length of actual data			*/
};

void sk_buff_freelist_init(void);
int skb_init(void);
struct sk_buff *alloc_skb(unsigned int size);
void free_skb(struct sk_buff *skb);
unsigned char *skb_put(struct sk_buff *skb, unsigned int len);
unsigned char *skb_push(struct sk_buff *skb, unsigned int len);
unsigned char *skb_pull(struct sk_buff *skb, unsigned int len);
void skb_reserve(struct sk_buff *skb, unsigned int len);

#endif	/* __SKBUFF_H */