X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fnode.h;h=4464011fc1f60e3ad94a355510432cb6039b1b69;hb=3fba80174dbe29bcfe0d121a2a1d2e61be5ee57b;hp=da5081b49ef0dd5cc3506862443502c9a8ba1cc1;hpb=6e80da3370249caa1082c23c3ef55f338d1e9e74;p=tinc

diff --git a/src/node.h b/src/node.h
index da5081b4..4464011f 100644
--- a/src/node.h
+++ b/src/node.h
@@ -1,6 +1,6 @@
 /*
     node.h -- header for node.c
-    Copyright (C) 2001-2006 Guus Sliepen <guus@tinc-vpn.org>,
+    Copyright (C) 2001-2010 Guus Sliepen <guus@tinc-vpn.org>,
                   2001-2005 Ivo Timmermans
 
     This program is free software; you can redistribute it and/or modify
@@ -13,11 +13,9 @@
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-    $Id$
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
 #ifndef __TINC_NODE_H__
@@ -27,38 +25,42 @@
 #include "cipher.h"
 #include "connection.h"
 #include "digest.h"
-#include "list.h"
+#include "ecdh.h"
 #include "subnet.h"
 
-typedef union node_status_t {
-	struct {
-		int unused_active:1;			/* 1 if active (not used for nodes) */
-		int validkey:1;				/* 1 if we currently have a valid key for him */
-		int waitingforkey:1;			/* 1 if we already sent out a request */
-		int visited:1;				/* 1 if this node has been visited by one of the graph algorithms */
-		int reachable:1;			/* 1 if this node is reachable in the graph */
-		int indirect:1;				/* 1 if this node is not directly reachable by us */
-		int unused:26;
-	};
-	uint32_t value;
+typedef struct node_status_t {
+	unsigned int unused_active:1;		/* 1 if active (not used for nodes) */
+	unsigned int validkey:1;		/* 1 if we currently have a valid key for him */
+	unsigned int unused_waitingforkey:1;	/* 1 if we already sent out a request */
+	unsigned int visited:1;			/* 1 if this node has been visited by one of the graph algorithms */
+	unsigned int reachable:1;		/* 1 if this node is reachable in the graph */
+	unsigned int indirect:1;		/* 1 if this node is not directly reachable by us */
+	unsigned int ecdh:1;			/* 1 if this node supports ECDH key exchange */
+	unsigned int unused:25;
 } node_status_t;
 
 typedef struct node_t {
 	char *name;				/* name of this node */
-	long int options;			/* options turned on for this node */
+	uint32_t options;			/* options turned on for this node */
 
+	int sock;				/* Socket to use for outgoing UDP packets */
 	sockaddr_t address;			/* his real (internet) ip to send UDP packets to */
 	char *hostname;				/* the hostname of its real ip */
 
 	node_status_t status;
+	time_t last_req_key;
+
+	ecdsa_t ecdsa;				/* His public ECDSA key */
+	ecdh_t ecdh;				/* State for ECDH key exchange */
 
-	cipher_t cipher;                        /* Cipher for UDP packets */
-	digest_t digest;                        /* Digest for UDP packets */	
-	int maclength;				/* Portion of digest to use */
+	cipher_t incipher;                        /* Cipher for UDP packets */
+	digest_t indigest;                        /* Digest for UDP packets */	
 
-	int compression;			/* Compressionlevel, 0 = no compression */
+	cipher_t outcipher;                        /* Cipher for UDP packets */
+	digest_t outdigest;                        /* Digest for UDP packets */	
 
-	list_t *queue;				/* Queue for packets awaiting to be encrypted */
+	int incompression;			/* Compressionlevel, 0 = no compression */
+	int outcompression;			/* Compressionlevel, 0 = no compression */
 
 	int distance;
 	struct node_t *nexthop;			/* nearest node from us to him */
@@ -72,13 +74,19 @@ typedef struct node_t {
 
 	uint32_t sent_seqno;			/* Sequence number last sent to this node */
 	uint32_t received_seqno;		/* Sequence number last received from this node */
-	unsigned char late[16];			/* Bitfield marking late packets */
+	uint32_t farfuture;			/* Packets in a row that have arrived from the far future */
+	unsigned char* late;			/* Bitfield marking late packets */
 
 	length_t mtu;				/* Maximum size of packets to send to this node */
 	length_t minmtu;			/* Probed minimum MTU */
 	length_t maxmtu;			/* Probed maximum MTU */
 	int mtuprobes;				/* Number of probes */
 	struct event mtuevent;			/* Probe event */
+
+	uint64_t in_packets;
+	uint64_t in_bytes;
+	uint64_t out_packets;
+	uint64_t out_bytes;
 } node_t;
 
 extern struct node_t *myself;
@@ -93,6 +101,8 @@ extern void node_add(node_t *);
 extern void node_del(node_t *);
 extern node_t *lookup_node(char *);
 extern node_t *lookup_node_udp(const sockaddr_t *);
-extern int dump_nodes(struct evbuffer *);
+extern bool dump_nodes(struct connection_t *);
+extern bool dump_traffic(struct connection_t *);
+extern void update_node_udp(node_t *, const sockaddr_t *);
 
 #endif							/* __TINC_NODE_H__ */