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Fixes so that UDP connect() works.Enable generation of ICMP destination unreachable when the port is unavailable

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jani
2003-01-23 16:46:01 +00:00
parent 46c575c038
commit 721d237120
2 changed files with 6 additions and 10 deletions
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13
src/core/udp.c
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@@ -28,7 +28,7 @@
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: udp.c,v 1.11 2003/01/22 16:18:05 jani Exp $
* $Id: udp.c,v 1.12 2003/01/23 16:46:01 jani Exp $
*/
/*-----------------------------------------------------------------------------------*/
@@ -217,9 +217,8 @@ udp_input(struct pbuf *p, struct netif *inp)
/* Check checksum if this is a match or if it was directed at us. */
/* if(pcb != NULL ||
ip_addr_cmp(&inp->ip_addr, &iphdr->dest)) {*/
if(pcb != NULL) {
if(pcb != NULL || ip_addr_cmp(&inp->ip_addr, &iphdr->dest))
{
DEBUGF(UDP_DEBUG, ("udp_input: calculating checksum\n"));
pbuf_header(p, UDP_HLEN);
#ifdef IPv6
@@ -266,7 +265,7 @@ udp_input(struct pbuf *p, struct netif *inp)
#if LWIP_SNMP > 0
snmp_inc_udpindatagrams();
#endif
pcb->recv(pcb->recv_arg, pcb, p, &(iphdr->src), src);
pcb->recv(pcb->recv_arg, pcb, p, &(iphdr->src), udphdr->src);
} else {
DEBUGF(UDP_DEBUG, ("udp_input: not for us.\n"));
@@ -276,10 +275,6 @@ udp_input(struct pbuf *p, struct netif *inp)
if(!ip_addr_isbroadcast(&iphdr->dest, &inp->netmask) &&
!ip_addr_ismulticast(&iphdr->dest)) {
/* deconvert from host to network byte order */
udphdr->src = htons(udphdr->src);
udphdr->dest = htons(udphdr->dest);
/* adjust pbuf pointer */
p->payload = iphdr;
icmp_dest_unreach(p, ICMP_DUR_PORT);