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cpq committed 2022-08-16 16:45:05 +01:00
1 parent 13fffbc5b6
commit 8596e1bef7
4 files changed
+28 -9
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mip/mip.c
+5 -3
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@@ -264,8 +264,8 @@ static void arp_cache_add(struct mip_if *ifp, uint32_t ip, uint8_t mac[6]) {
memcpy(p + p[0] + 2, &ip, sizeof(ip)); // Replace last entry: IP address
memcpy(p + p[0] + 6, mac, 6); // And MAC address
p[1] = p[0], p[0] = p[p[1]]; // Point list head to us
// MG_DEBUG(("ARP cache: added %#lx @ %x:%x:%x:%x:%x:%x\n", (long) ip, mac[0],
// mac[1], mac[2], mac[3], mac[4], mac[5]));
MG_DEBUG(("ARP cache: added %#lx @ %x:%x:%x:%x:%x:%x", (long) NET32(ip),
mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]));
}
static void arp_ask(struct mip_if *ifp, uint32_t ip) {
@@ -321,6 +321,7 @@ static void tx_udp(struct mip_if *ifp, uint32_t ip_src, uint16_t sport,
size_t len) {
struct ip *ip = tx_ip(ifp, 17, ip_src, ip_dst, len + sizeof(struct udp));
struct udp *udp = (struct udp *) (ip + 1);
// MG_DEBUG(("UDP XX LEN %d %d", (int) len, (int) ifp->tx.len));
udp->sport = sport;
udp->dport = dport;
udp->len = NET16((uint16_t) (sizeof(*udp) + len));
@@ -375,11 +376,11 @@ static void tx_dhcp_discover(struct mip_if *ifp) {
}
static void rx_arp(struct mip_if *ifp, struct pkt *pkt) {
// MG_DEBUG(("ARP op %d %#x %#x\n", NET16(arp->op), arp->spa, arp->tpa));
if (pkt->arp->op == NET16(1) && pkt->arp->tpa == ifp->ip) {
// ARP request. Make a response, then send
struct eth *eth = (struct eth *) ifp->tx.buf;
struct arp *arp = (struct arp *) (eth + 1);
MG_DEBUG(("ARP op %d %#x %#x\n", NET16(arp->op), arp->spa, arp->tpa));
memcpy(eth->dst, pkt->eth->src, sizeof(eth->dst));
memcpy(eth->src, ifp->mac, sizeof(eth->src));
eth->type = NET16(0x806);
@@ -731,6 +732,7 @@ int mg_mkpipe(struct mg_mgr *m, mg_event_handler_t fn, void *d, bool udp) {
void mg_connect_resolved(struct mg_connection *c) {
struct mip_if *ifp = (struct mip_if *) c->mgr->priv;
c->is_resolving = 0;
if (ifp->eport < MIP_ETHEMERAL_PORT) ifp->eport = MIP_ETHEMERAL_PORT;
if (c->is_udp) {
c->loc.ip = ifp->ip;