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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 <netinet/in.h>
#include <linux/if_ether.h>
#include <osmocom/core/linuxlist.h>
#include "proto.h"
static LLIST_HEAD(l2l3_proto_list);
static LLIST_HEAD(l4_proto_list);
struct osmo_pcap_proto_l2l3 *osmo_pcap_proto_l2l3_find(const uint8_t *pkt)
{
const struct ethhdr *eh = (const struct ethhdr *)pkt;
struct osmo_pcap_proto_l2l3 *cur;
llist_for_each_entry(cur, &l2l3_proto_list, head) {
if (ntohs(cur->l2protonum) == eh->h_proto)
return cur;
}
return NULL;
}
void osmo_pcap_proto_l2l3_register(struct osmo_pcap_proto_l2l3 *h)
{
llist_add(&h->head, &l2l3_proto_list);
}
struct osmo_pcap_proto_l4 *
osmo_pcap_proto_l4_find(const uint8_t *pkt, unsigned int l4protocol)
{
struct osmo_pcap_proto_l4 *cur;
llist_for_each_entry(cur, &l4_proto_list, head) {
if (cur->l4protonum == l4protocol)
return cur;
}
return NULL;
}
void osmo_pcap_proto_l4_register(struct osmo_pcap_proto_l4 *h)
{
llist_add(&h->head, &l4_proto_list);
}
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