X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fnet.h;h=8e256ce76aff54b66f8c25dd40c41245121060e4;hb=e62fd508158749a0d55eae06c2e361df5d6da6e0;hp=b1792883382439c2961bb9e1be864f35efc0cd6b;hpb=b322126576c52ffbc9a91d818125fc461fa17d1b;p=tinc

diff --git a/src/net.h b/src/net.h
index b1792883..8e256ce7 100644
--- a/src/net.h
+++ b/src/net.h
@@ -36,6 +36,8 @@
 #define MTU 1518        /* 1500 bytes payload + 14 bytes ethernet header + 4 bytes VLAN tag */
 #endif
 
+#define MINMTU 512      /* Below this we don't consider UDP to be working */
+
 /* MAXSIZE is the maximum size of an encapsulated packet: MTU + seqno + srcid + dstid + padding + HMAC + compressor overhead */
 #define MAXSIZE (MTU + 4 + sizeof(node_id_t) + sizeof(node_id_t) + CIPHER_MAX_BLOCK_SIZE + DIGEST_MAX_SIZE + MTU/64 + 20)
 
@@ -122,6 +124,11 @@ typedef struct outgoing_t {
 	timeout_t ev;
 } outgoing_t;
 
+typedef struct ports_t {
+	char *tcp;
+	char *udp;
+} ports_t;
+
 extern list_t outgoing_list;
 
 extern int maxoutbufsize;
@@ -149,7 +156,7 @@ extern bool udp_sndbuf_warnings;
 extern int max_connection_burst;
 extern int fwmark;
 extern bool do_prune;
-extern char *myport;
+extern ports_t myport;
 extern bool device_standby;
 extern bool autoconnect;
 extern bool disablebuggypeers;
@@ -213,7 +220,7 @@ extern void load_all_nodes(void);
 extern void try_tx(struct node_t *n, bool mtu);
 extern void tarpit(int fd);
 
-#ifndef HAVE_MINGW
+#ifndef HAVE_WINDOWS
 #define closesocket(s) close(s)
 #endif