+ return true;
+}
+
+bool receive_sptps_record(void *handle, uint8_t type, const char *data, uint16_t len) {
+ node_t *from = handle;
+
+ if(type == SPTPS_HANDSHAKE) {
+ from->status.validkey = true;
+ logger(DEBUG_META, LOG_INFO, "SPTPS key exchange with %s (%s) succesful", from->name, from->hostname);
+ return true;
+ }
+
+ if(len > MTU) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Packet from %s (%s) larger than maximum supported size (%d > %d)", from->name, from->hostname, len, MTU);
+ return false;
+ }
+
+ vpn_packet_t inpkt;
+
+ if(type == PKT_PROBE) {
+ inpkt.len = len;
+ memcpy(inpkt.data, data, len);
+ mtu_probe_h(from, &inpkt, len);
+ return true;
+ }
+
+ if(type & ~(PKT_COMPRESSED | PKT_MAC)) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Unexpected SPTPS record type %d len %d from %s (%s)", type, len, from->name, from->hostname);
+ return false;
+ }
+
+ int offset = (type & PKT_MAC) ? 0 : 14;
+ if(type & PKT_COMPRESSED) {
+ len = uncompress_packet(inpkt.data + offset, (const uint8_t *)data, len, from->incompression);
+ if(len < 0) {
+ return false;
+ } else {
+ inpkt.len = len + offset;
+ }
+ if(inpkt.len > MAXSIZE)
+ abort();
+ } else {
+ memcpy(inpkt.data + offset, data, len);
+ inpkt.len = len + offset;
+ }
+
+ receive_packet(from, &inpkt);
+ return true;