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Merge pull request #2168 from cesanta/udp-listener

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Fix UDP listeners in MIP
This commit is contained in:
Sergey Lyubka 2023-04-29 12:00:33 +01:00 committed by GitHub
commit bb344b14a8
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2 changed files with 6 additions and 2 deletions
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4
mongoose.c
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@ -7850,9 +7850,11 @@ static void rx_udp(struct mg_tcpip_if *ifp, struct pkt *pkt) {
struct mg_connection *c = getpeer(ifp->mgr, pkt, true);
if (c == NULL) {
// No UDP listener on this port. Should send ICMP, but keep silent.
} else if (c != NULL) {
} else {
c->rem.port = pkt->udp->sport;
c->rem.ip = pkt->ip->src;
struct connstate *s = (struct connstate *) (c + 1);
memcpy(s->mac, pkt->eth->src, sizeof(s->mac));
if (c->recv.len >= MG_MAX_RECV_SIZE) {
mg_error(c, "max_recv_buf_size reached");
} else if (c->recv.size - c->recv.len < pkt->pay.len &&

4
src/tcpip/tcpip.c
View File

@ -404,9 +404,11 @@ static void rx_udp(struct mg_tcpip_if *ifp, struct pkt *pkt) {
struct mg_connection *c = getpeer(ifp->mgr, pkt, true);
if (c == NULL) {
// No UDP listener on this port. Should send ICMP, but keep silent.
} else if (c != NULL) {
} else {
c->rem.port = pkt->udp->sport;
c->rem.ip = pkt->ip->src;
struct connstate *s = (struct connstate *) (c + 1);
memcpy(s->mac, pkt->eth->src, sizeof(s->mac));
if (c->recv.len >= MG_MAX_RECV_SIZE) {
mg_error(c, "max_recv_buf_size reached");
} else if (c->recv.size - c->recv.len < pkt->pay.len &&