qemu/slirp/ip6_input.c
Yann Bordenave de40abfecf slirp: Fix ICMP error sending
Disambiguation : icmp_error is renamed into icmp_send_error, since it
doesn't manage errors, but only sends ICMP Error messages.

Signed-off-by: Yann Bordenave <meow@meowstars.org>
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
2016-03-15 10:35:02 +01:00

68 lines
1.3 KiB
C

/*
* Copyright (c) 2013
* Guillaume Subiron, Yann Bordenave, Serigne Modou Wagne.
*/
#include "qemu/osdep.h"
#include "slirp.h"
#include "ip6_icmp.h"
/*
* IP initialization: fill in IP protocol switch table.
* All protocols not implemented in kernel go to raw IP protocol handler.
*/
void ip6_init(Slirp *slirp)
{
icmp6_init(slirp);
}
void ip6_cleanup(Slirp *slirp)
{
icmp6_cleanup(slirp);
}
void ip6_input(struct mbuf *m)
{
struct ip6 *ip6;
DEBUG_CALL("ip6_input");
DEBUG_ARG("m = %lx", (long)m);
DEBUG_ARG("m_len = %d", m->m_len);
if (m->m_len < sizeof(struct ip6)) {
goto bad;
}
ip6 = mtod(m, struct ip6 *);
if (ip6->ip_v != IP6VERSION) {
goto bad;
}
/* check ip_ttl for a correct ICMP reply */
if (ip6->ip_hl == 0) {
/*icmp_send_error(m, ICMP_TIMXCEED,ICMP_TIMXCEED_INTRANS, 0,"ttl");*/
goto bad;
}
/*
* Switch out to protocol's input routine.
*/
switch (ip6->ip_nh) {
case IPPROTO_TCP:
/*tcp_input(m, hlen, (struct socket *)NULL);*/
break;
case IPPROTO_UDP:
/*udp_input(m, hlen);*/
break;
case IPPROTO_ICMPV6:
icmp6_input(m);
break;
default:
m_free(m);
}
return;
bad:
m_free(m);
}