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iftop 1.0pre4

    1: #ifndef __ETHER_H_
    2: #define __ETHER_H_
    3: 
    4: #define	ETHERTYPE_PUP		0x0200   
    5: #define	ETHERTYPE_IP		0x0800
    6: #define	ETHERTYPE_ARP		0x0806
    7: #define	ETHERTYPE_REVARP	0x8035
    8: 
    9: #define	ETHER_ADDR_LEN		6
   10: 
   11: struct	ether_header {
   12: 	u_int8_t	ether_dhost[ETHER_ADDR_LEN];
   13: 	u_int8_t	ether_shost[ETHER_ADDR_LEN];
   14: 	u_int16_t	ether_type;
   15: } __attribute__((packed));
   16: 
   17: 
   18: struct vlan_8021q_header {
   19: 	u_int16_t	priority_cfi_vid;
   20: 	u_int16_t	ether_type;
   21: };
   22: 
   23: /*
   24:  * http://www.gsp.com/cgi-bin/man.cgi?section=9&topic=ieee80211_radiotap
   25:  */
   26: struct radiotap_header {
   27:         u_int8_t        it_version;     /* set to 0 */
   28:         u_int8_t        it_pad;
   29:         u_int16_t       it_len;         /* entire length */
   30:         u_int32_t       it_present;     /* fields present */
   31: } __attribute__((packed));
   32: 
   33: #endif