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/* IRPAS project - packet library
*
* FX <fx@phenoelit.de>
* Phenoelit (http://www.phenoelit.de)
* (c) 2k
*
* $Id: packets.h,v 1.2 2001/06/16 18:17:31 fx Exp $
*/
#ifndef _PACKET_H_
#define _PACKET_H_
#include <net/ethernet.h>
#include <net/if.h>
#include <netinet/in.h>
typedef struct {
/* Ethernet address of the interface */
struct ether_addr eth;
/* IPv4 address of the interface */
struct in_addr ip;
struct in_addr bcast;
/* Maximum transfer unit for this interface */
unsigned int mtu;
} packet_ifconfig_t;
extern packet_ifconfig_t packet_ifconfig;
void *smalloc(size_t size);
/* network init */
int init_socket_eth(char *device);
int init_socket_IP4(char *device, int broadcast);
/* network sending */
int sendpack_IP4(int sfd, u_char *packet,int plength);
int sendpack_eth(char *device, int atsock,
u_char *frame, int frame_length);
/* checksum */
u_int16_t chksum(u_char *data, unsigned long count);
/* ping */
int icmp_ping(struct in_addr *t,int timeout,int verbose);
void makenonblock(int s);
int makebcast(int s);
#endif /*_PACKET_H_*/
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