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task #10495: Added support for IP_MULTICAST_LOOP at socket- and raw-API level.

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goldsimon
2010-07-12 09:34:11 +00:00
parent 714a43b18c
commit 691410ba18
6 changed files with 60 additions and 4 deletions
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7
src/core/ipv4/ip.c
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@@ -710,13 +710,18 @@ err_t ip_output_if_opt(struct pbuf *p, ip_addr_t *src, ip_addr_t *dest,
LWIP_DEBUGF(IP_DEBUG, ("netif_loop_output()"));
return netif_loop_output(netif, p, dest);
}
#if LWIP_IGMP
if ((p->flags & PBUF_FLAG_MCASTLOOP) != 0) {
netif_loop_output(netif, p, dest);
}
#endif /* LWIP_IGMP */
#endif /* ENABLE_LOOPBACK */
#if IP_FRAG
/* don't fragment if interface has mtu set to 0 [loopif] */
if (netif->mtu && (p->tot_len > netif->mtu)) {
return ip_frag(p, netif, dest);
}
#endif
#endif /* IP_FRAG */
LWIP_DEBUGF(IP_DEBUG, ("netif->output()"));
return netif->output(netif, p, dest);