lagertonne/tinc
1
0
Fork 0
Code Issues Pull requests Projects Releases 6 Wiki Activity

Import Upstream version 1.0pre7

Browse source
This commit is contained in:
Guus Sliepen 2019-08-26 13:44:36 +02:00
commit ed8d36a434
154 changed files with 53905 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

88
src/node.h Normal file
View file

@ -0,0 +1,88 @@
/*
node.h -- header for node.c
Copyright (C) 2001-2002 Guus Sliepen <guus@sliepen.warande.net>,
2001-2002 Ivo Timmermans <itimmermans@bigfoot.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
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: node.h,v 1.1.2.13 2002/03/19 22:48:25 guus Exp $
*/
#ifndef __TINC_NODE_H__
#define __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 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;
} node_status_t;
typedef struct node_t {
char *name; /* name of this node */
long int options; /* options turned on for this node */
sockaddr_t address; /* his real (internet) ip to send UDP packets to */
char *hostname; /* the hostname of its real ip */
struct node_status_t status;
const EVP_CIPHER *cipher; /* Cipher type for UDP packets */
char *key; /* Cipher key and iv */
int keylength; /* Cipher key and iv length*/
const EVP_MD *digest; /* Digest type for MAC */
int maclength; /* Length of MAC */
int compression; /* Compressionlevel, 0 = no compression */
list_t *queue; /* Queue for packets awaiting to be encrypted */
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 */
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) */
unsigned int sent_seqno; /* Sequence number last sent to this node */
unsigned int received_seqno; /* Sequence number last received from this node */
} node_t;
extern struct node_t *myself;
extern avl_tree_t *node_tree;
extern avl_tree_t *node_udp_tree;
extern void init_nodes(void);
extern void exit_nodes(void);
extern node_t *new_node(void);
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_udp(sockaddr_t *);
extern void dump_nodes(void);
#endif /* __TINC_NODE_H__ */