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/*
* (C) 2012 by Pablo Neira Ayuso <pablo@gnumonks.org>
* (C) 2012 by On Waves ehf <http://www.on-waves.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later vers
*/
#include <stdlib.h>
#include <arpa/inet.h>
#include <netinet/ip.h>
#include <linux/if_ether.h>
#include <pcap/bpf.h>
#include "proto.h"
#define PRINT_CMP(...)
static int unsigned l2_eth_pkt_l3proto_num(const uint8_t *pkt)
{
const struct ethhdr *eh = (const struct ethhdr *)pkt;
switch(ntohs(eh->h_proto)) {
case ETH_P_IP:
return htons(AF_INET);
default:
return eh->h_proto;
}
}
static unsigned int l2_eth_pkt_l2hdr_len(const uint8_t *pkt)
{
return ETH_HLEN;
}
static struct osmo_pcap_proto_l2 eth = {
//.l2protonum = ETH_P_IP,
.l2protonum = DLT_EN10MB,
.l2pkt_hdr_len = l2_eth_pkt_l2hdr_len,
.l3pkt_proto = l2_eth_pkt_l3proto_num,
};
void l2_eth_init(void)
{
osmo_pcap_proto_l2_register(ð);
}
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