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/* snifflib
*
* by scut
*
*/
#ifndef Z_SNIFF_H
#define Z_SNIFF_H
#include <pcap.h>
#include "packet.h"
#define SNAPLEN 65535
#define PROMISC 1
#define READ_TIMEOUT 0
typedef struct s_dev {
int error; /* error flag */
pcap_t *pd; /* packet capture descriptor */
char *interface; /* interface name */
int linktype; /* link layer type */
unsigned long int linkhdrlen; /* length of the link layer frame header */
bpf_u_int32 localnet; /* local network address */
bpf_u_int32 netmask; /* netmask of local network */
} s_dev;
typedef struct sniff_info {
s_dev *device; /* device structure of the sniffing device */
struct in_addr ip_dst;
} sniff_info;
void sniff_new (char *interface, char *ip_dst);
void *sniff_handle (sniff_info *sinfo);
s_dev *sniff_open (char *devname);
pcap_t *sniff_pcap_open (char *device);
void sniff_dev_free (s_dev *device);
#endif
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