along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: connection.h,v 1.1.2.6 2001/01/07 17:08:57 guus Exp $
+ $Id: connection.h,v 1.1.2.13 2001/10/08 11:47:55 guus Exp $
*/
#ifndef __TINC_CONNECTION_H__
int unused:18;
} status_bits_t;
-typedef struct option_bits_t {
- int unused:32;
-} option_bits_t;
+#define OPTION_INDIRECT 0x0001
+#define OPTION_TCPONLY 0x0002
typedef struct connection_t {
char *name; /* name of this connection */
ipv4_t address; /* his real (internet) ip */
+ short unsigned int meta_port; /* port number of meta connection */
char *hostname; /* the hostname of its real ip */
int protocol_version; /* used protocol */
short unsigned int port; /* port number for UDP traffic */
- long unsigned int options; /* options turned on for this connection */
+ long int options; /* options turned on for this connection */
- int flags; /* his flags */
int socket; /* our udp vpn socket */
int meta_socket; /* our tcp meta socket */
status_bits_t status; /* status info */
char *buffer; /* metadata input buffer */
int buflen; /* bytes read into buffer */
- int reqlen; /* length of first request in buffer */
+ int tcplen; /* length of incoming TCPpacket */
int allow_request; /* defined if there's only one request possible */
time_t last_ping_time; /* last time we saw some activity from the other end */
char *mychallenge; /* challenge we received from him */
char *hischallenge; /* challenge we sent to him */
- struct connection_t *nexthop; /* nearest meta-hop in this direction */
+ struct connection_t *nexthop; /* nearest meta-hop from us to him */
+ struct connection_t *prevhop; /* nearest meta-hop from him to us */
+ struct connection_t *via; /* next hop for UDP packets */
avl_tree_t *subnet_tree; /* Pointer to a tree of subnets belonging to this connection */
} connection_t;
extern avl_tree_t *connection_tree;
+extern avl_tree_t *active_tree;
extern connection_t *myself;
extern void init_connections(void);
extern connection_t *new_connection(void);
extern void free_connection(connection_t *);
extern void id_add(connection_t *);
+extern void active_add(connection_t *);
+extern void active_del(connection_t *);
extern void connection_add(connection_t *);
extern void connection_del(connection_t *);
+extern void prune_add(connection_t *);
+extern void prune_flush(void);
extern connection_t *lookup_id(char *);
-extern connection_t *lookup_connection(ipv4_t, short unsigned int);
+extern connection_t *lookup_active(ipv4_t, short unsigned int);
extern void dump_connection_list(void);
extern int read_host_config(connection_t *);
-extern void destroy_connection_tree(void);
-extern void prune_connection_tree(void);
+extern void destroy_trees(void);
#endif /* __TINC_CONNECTION_H__ */