+#ifndef TINC_NODE_H
+#define TINC_NODE_H
+
/*
node.h -- header for node.c
Copyright (C) 2001-2013 Guus Sliepen <guus@tinc-vpn.org>,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#ifndef __TINC_NODE_H__
-#define __TINC_NODE_H__
-
#include "splay_tree.h"
#include "cipher.h"
#include "connection.h"
#include "subnet.h"
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 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 sptps:1; /* 1 if this node supports SPTPS */
- unsigned int udp_confirmed:1; /* 1 if the address is one that we received UDP traffic on */
- unsigned int send_locally:1; /* 1 if the next UDP packet should be sent on the local network */
- unsigned int unused:23;
+ 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 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 sptps: 1; /* 1 if this node supports SPTPS */
+ unsigned int udp_confirmed: 1; /* 1 if the address is one that we received UDP traffic on */
+ unsigned int send_locally: 1; /* 1 if the next UDP packet should be sent on the local network */
+ unsigned int udppacket: 1; /* 1 if the most recently received packet was UDP */
+ unsigned int validkey_in: 1; /* 1 if we have sent a valid key to him */
+ unsigned int has_address: 1; /* 1 if we know an external address for this node */
+ unsigned int unused: 20;
} node_status_t;
typedef struct node_t {
char *name; /* name of this node */
+ char *hostname; /* the hostname of its real ip */
node_id_t id; /* unique node ID (name hash) */
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_state_change;
uint32_t prev_received_seqno;
uint32_t prev_received;
uint32_t farfuture; /* Packets in a row that have arrived from the far future */
- unsigned char* late; /* Bitfield marking late packets */
+ unsigned char *late; /* Bitfield marking late packets */
- struct timeval udp_ping_sent; /* Last time a ping probe was sent */
+ struct timeval udp_reply_sent; /* Last time a (gratuitous) UDP probe reply was sent */
+ struct timeval udp_ping_sent; /* Last time a UDP probe was sent */
timeout_t udp_ping_timeout; /* Ping timeout event */
+ struct timeval mtu_ping_sent; /* Last time a MTU probe was sent */
+
+ struct timeval mtu_info_sent; /* Last time a MTU_INFO message was sent */
+ struct timeval udp_info_sent; /* Last time a UDP_INFO message was sent */
+
+ length_t maxrecentlen; /* Maximum size of recently received 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 timeval probe_sent_time; /* Time the last probe was sent */
- struct timeval probe_time; /* Time the last probe was sent or received */
- int probe_counter; /* Number of probes received since last burst was sent */
- float rtt; /* Last measured round trip time */
- float packetloss; /* Last measured packet loss rate */
uint64_t in_packets;
uint64_t in_bytes;
extern void init_nodes(void);
extern void exit_nodes(void);
-extern node_t *new_node(void) __attribute__ ((__malloc__));
-extern void free_node(node_t *);
-extern void node_add(node_t *);
-extern void node_del(node_t *);
-extern node_t *lookup_node(char *);
-extern node_t *lookup_node_id(const node_id_t *);
-extern node_t *lookup_node_udp(const sockaddr_t *);
-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__ */
+extern node_t *new_node(void) __attribute__((__malloc__));
+extern void free_node(node_t *n);
+extern void node_add(node_t *n);
+extern void node_del(node_t *n);
+extern node_t *lookup_node(char *name);
+extern node_t *lookup_node_id(const node_id_t *id);
+extern node_t *lookup_node_udp(const sockaddr_t *sa);
+extern bool dump_nodes(struct connection_t *c);
+extern bool dump_traffic(struct connection_t *c);
+extern void update_node_udp(node_t *n, const sockaddr_t *sa);
+
+#endif
projects / tinc / blobdiff