along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: node.h,v 1.1.2.4 2001/10/10 20:35:10 guus Exp $
+ $Id: node.h,v 1.1.2.7 2001/10/28 22:42:49 guus Exp $
*/
#ifndef __TINC_NODE_H__
#include <avl_tree.h>
+#include "subnet.h"
+#include "connection.h"
+
+typedef struct node_status_t {
+ int active:1; /* 1 if active.. */
+ 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 unused:28;
+} node_status_t;
+
typedef struct node_t {
- char *name; /* name of this connection */
- int protocol_version; /* used protocol */
- long int options; /* options turned on for this connection */
+ char *name; /* name of this node */
+ long int options; /* options turned on for this node */
ipv4_t address; /* his real (internet) ip to send UDP packets to */
short unsigned int port; /* port number of UDP connection */
char *hostname; /* the hostname of its real ip */
+ struct node_status_t status;
+
EVP_CIPHER *cipher; /* Cipher type for UDP packets */
char *key; /* Cipher key and iv */
int keylength; /* Cipher key and iv length*/
list_t *queue; /* Queue for packets awaiting to be encrypted */
- struct node_t *nexthop; /* nearest meta-hop from us to him */
- struct node_t *prevhop; /* nearest meta-hop from him to us */
+ struct node_t *nexthop; /* nearest node from us to him */
struct node_t *via; /* next hop for UDP packets */
avl_tree_t *subnet_tree; /* Pointer to a tree of subnets belonging to this node */
- struct config_t *config; /* Pointer to configuration tree belonging to this node */
+ avl_tree_t *edge_tree; /* Edges with this node as one of the endpoints */
+
+ struct connection_t *connection; /* Connection associated with this node (if a direct connection exists) */
} node_t;
-struct node_t *myself;
+extern struct node_t *myself;
extern avl_tree_t *node_tree;
+extern void init_nodes(void);
+extern void exit_nodes(void);
+extern node_t *new_node(void);
+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 *);
+extern node_t *lookup_node_udp(ipv4_t, port_t);
+extern void dump_nodes(void);
+
+
#endif /* __TINC_NODE_H__ */