Fixes typo and UDP network byte order.

diff --git a/src/net.c b/src/net.c
index 83824df..b3474c3 100644 (file)
--- a/src/net.c
+++ b/src/net.c
@@ -94,8 +94,8 @@ int xsend(conn_list_t *cl, void *packet)
 cp
   do_encrypt((vpn_packet_t*)packet, &rp, cl->key);
   rp.from = htonl(myself->vpn_ip);
-  rp.data->len = htons(rp.data->len);
-  rp.len = htons(rp.data->len);
+  rp.data.len = htons(rp.data.len);
+  rp.len = htons(rp.len);
 
   if(debug_lvl > 3)
     syslog(LOG_ERR, "Sent %d bytes to %lx", ntohs(rp.len), cl->vpn_ip);
@@ -111,15 +111,11 @@ cp
   return 0;
 }
 
-int xrecv(conn_list_t *cl, void *packet)
+int xrecv(conn_list_t *cl, real_packet_t *packet)
 {
   vpn_packet_t vp;
   int lenin;
 cp
-  packet->data->len = ntohs(packet->data->len);
-  packet->len = ntohs(packet->len);
-  packet->from = ntohl(packet->from);
-
   do_decrypt((real_packet_t*)packet, &vp, cl->key);
   add_mac_addresses(&vp);
 
@@ -777,6 +773,11 @@ cp
       return -1;
     }
   total_socket_in += lenin;
+
+  rp.data.len = ntohs(rp.data.len);
+  rp.len = ntohs(rp.len);
+  rp.from = ntohl(rp.from);
+
   if(rp.len >= 0)
     {
       f = lookup_conn(rp.from);
@@ -929,7 +930,7 @@ cp
 int handle_incoming_meta_data(conn_list_t *cl)
 {
   int x, l = sizeof(x);
-  int request, oldlen, p, i;
+  int request, oldlen, i;
   int lenin = 0;
 cp
   if(getsockopt(cl->meta_socket, SOL_SOCKET, SO_ERROR, &x, &l) < 0)

diff --git a/src/protocol.c b/src/protocol.c
index da35a96..b5305e8 100644 (file)
--- a/src/protocol.c
+++ b/src/protocol.c
@@ -44,7 +44,7 @@ cp
   if(debug_lvl > 2)
     syslog(LOG_DEBUG, "Send ACK to %s", cl->hostname);
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d\n", ACK);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d\n", ACK);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -64,7 +64,7 @@ cp
     syslog(LOG_DEBUG, "Send TERMREQ to " IP_ADDR_S,
           IP_ADDR_V(cl->vpn_ip));
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d %lx\n", TERMREQ, myself->vpn_ip);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx\n", TERMREQ, myself->vpn_ip);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -82,7 +82,7 @@ cp
     syslog(LOG_DEBUG, "Send TIMEOUT to " IP_ADDR_S,
           IP_ADDR_V(cl->vpn_ip));
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d %lx\n", PINGTIMEOUT, myself->vpn_ip);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx\n", PINGTIMEOUT, myself->vpn_ip);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -100,7 +100,7 @@ cp
     syslog(LOG_DEBUG, "Sending delete host " IP_ADDR_S " to " IP_ADDR_S,
           IP_ADDR_V(new_host->vpn_ip), IP_ADDR_V(cl->vpn_ip));
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d %lx\n", DEL_HOST, new_host->vpn_ip);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx\n", DEL_HOST, new_host->vpn_ip);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -117,7 +117,7 @@ cp
   if(debug_lvl > 3)
     syslog(LOG_DEBUG, "pinging " IP_ADDR_S, IP_ADDR_V(cl->vpn_ip));
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d\n", PING);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d\n", PING);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -131,7 +131,7 @@ cp
 int send_pong(conn_list_t *cl)
 {
 cp
-  buflen = snprintf(buffer, MAXBUFLEN, "%d\n", PONG);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d\n", PONG);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -149,7 +149,7 @@ cp
     syslog(LOG_DEBUG, "Sending add host to " IP_ADDR_S,
           IP_ADDR_V(cl->vpn_ip));
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d %lx %lx/%lx:%x\n", ADD_HOST, new_host->real_ip, new_host->vpn_ip, new_host->vpn_mask, new_host->port);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx %lx/%lx:%x\n", ADD_HOST, new_host->real_ip, new_host->vpn_ip, new_host->vpn_mask, new_host->port);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -167,7 +167,7 @@ cp
     syslog(LOG_DEBUG, "Sending KEY_CHANGED to " IP_ADDR_S,
           IP_ADDR_V(cl->vpn_ip));
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d %lx\n", KEY_CHANGED, src->vpn_ip);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx\n", KEY_CHANGED, src->vpn_ip);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -195,7 +195,7 @@ cp
     syslog(LOG_DEBUG, "Send BASIC_INFO to " IP_ADDR_S,
           IP_ADDR_V(cl->real_ip));
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d %d %lx/%lx:%x\n", BASIC_INFO, PROT_CURRENT, myself->vpn_ip, myself->vpn_mask, myself->port);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d %d %lx/%lx:%x\n", BASIC_INFO, PROT_CURRENT, myself->vpn_ip, myself->vpn_mask, myself->port);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -234,7 +234,7 @@ cp
     syslog(LOG_DEBUG, "Send PUBLIC_KEY %s to " IP_ADDR_S,
           my_public_key_base36, IP_ADDR_V(cl->vpn_ip));
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d %s\n", PUBLIC_KEY, my_public_key_base36);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d %s\n", PUBLIC_KEY, my_public_key_base36);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -248,7 +248,7 @@ cp
 int send_calculate(conn_list_t *cl, char *k)
 {
 cp
-  buflen = snprintf(buffer, MAXBUFLEN, "%d %s\n", CALCULATE, k);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d %s\n", CALCULATE, k);
 
   if((write(cl->meta_socket, buffer, buflen)) < 0)
     {
@@ -275,7 +275,7 @@ cp
     syslog(LOG_DEBUG, "Sending out request for public key to " IP_ADDR_S,
           IP_ADDR_V(fw->nexthop->vpn_ip));
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d %lx %lx\n", REQ_KEY, to, myself->vpn_ip);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx %lx\n", REQ_KEY, to, myself->vpn_ip);
 
   if((write(fw->nexthop->meta_socket, buffer, buflen)) < 0)
     {
@@ -305,7 +305,7 @@ cp
     syslog(LOG_DEBUG, "Sending public key to " IP_ADDR_S,
           IP_ADDR_V(fw->nexthop->vpn_ip));
 
-  buflen = snprintf(buffer, MAXBUFLEN, "%d %lx %lx %d %s\n", ANS_KEY, to, myself->vpn_ip, my_key_expiry, my_public_key_base36);
+  buflen = snprintf(buffer, MAXBUFSIZE, "%d %lx %lx %d %s\n", ANS_KEY, to, myself->vpn_ip, my_key_expiry, my_public_key_base36);
 
   if((write(fw->nexthop->meta_socket, buffer, buflen)) < 0)
     {