X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=src%2Fnode.h;h=2568f182aaf17cca2ca1d9dcce52f16c2b8a3efa;hb=fa05f996c5500c056a36c1d43e33a407f876643c;hp=e7f1f62f929a0fb329587ff79e6f8279b02955cf;hpb=7a71d48009e03ff1143a6e1084803f456a27c849;p=meshlink diff --git a/src/node.h b/src/node.h index e7f1f62f..2568f182 100644 --- a/src/node.h +++ b/src/node.h @@ -1,7 +1,9 @@ +#ifndef MESHLINK_NODE_H +#define MESHLINK_NODE_H + /* node.h -- header for node.c - Copyright (C) 2001-2012 Guus Sliepen , - 2001-2005 Ivo Timmermans + Copyright (C) 2014, 2017 Guus Sliepen 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 @@ -18,91 +20,88 @@ 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 "digest.h" -#include "subnet.h" +#include "event.h" +#include "sockaddr.h" +#include "sptps.h" +#include "utcp/utcp.h" +#include "submesh.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 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 sptps:1; /* 1 if this node supports SPTPS */ - unsigned int unused:25; + 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 unused_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 broadcast: 1; /* 1 if the next UDP packet should be broadcast to the local network */ + unsigned int blacklisted: 1; /* 1 if the node is blacklist so we never want to speak with him anymore */ + unsigned int destroyed: 1; /* 1 if the node is being destroyed, deallocate channels when any callback is triggered */ + unsigned int duplicate: 1; /* 1 if the node is duplicate, ie. multiple nodes using the same Name are online */ + unsigned int dirty: 1; /* 1 if the configuration of the node is dirty and needs to be written out */ + unsigned int unused: 19; } node_status_t; typedef struct node_t { - char *name; /* name of this node */ - uint32_t options; /* options turned on for this node */ + char *name; /* name of this node */ + void *priv; + + uint32_t options; /* options turned on for this node */ + int32_t devclass; + + struct meshlink_handle *mesh; /* The mesh this node belongs to */ + struct submesh_t *submesh; /* Nodes Sub-Mesh Handle*/ - 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 */ + int sock; /* Socket to use for outgoing UDP packets */ + sockaddr_t address; /* his real (internet) ip to send UDP packets to */ node_status_t status; + time_t last_state_change; time_t last_req_key; - ecdsa_t ecdsa; /* His public ECDSA key */ + struct ecdsa *ecdsa; /* His public ECDSA key */ sptps_t sptps; - cipher_t incipher; /* Cipher for UDP packets */ - digest_t indigest; /* Digest for UDP packets */ - - cipher_t outcipher; /* Cipher for UDP packets */ - digest_t outdigest; /* Digest for UDP packets */ - - int incompression; /* Compressionlevel, 0 = no compression */ - int outcompression; /* Compressionlevel, 0 = no compression */ + int incompression; /* Compressionlevel, 0 = no compression */ + int outcompression; /* Compressionlevel, 0 = no compression */ int distance; - struct node_t *nexthop; /* nearest node from us to him */ - struct edge_t *prevedge; /* nearest node from him to us */ - struct node_t *via; /* next hop for UDP packets */ + struct node_t *nexthop; /* nearest node from us to him */ + struct edge_t *prevedge; /* nearest node from him to us */ + struct node_t *via; /* next hop for UDP packets */ - splay_tree_t *subnet_tree; /* Pointer to a tree of subnets belonging to this node */ + struct splay_tree_t *edge_tree; /* Edges with this node as one of the endpoints */ - splay_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) */ + time_t last_connect_try; + time_t last_successfull_connection; - struct connection_t *connection; /* Connection associated with this node (if a direct connection exists) */ + uint16_t mtu; /* Maximum size of packets to send to this node */ + uint16_t minmtu; /* Probed minimum MTU */ + uint16_t maxmtu; /* Probed maximum MTU */ + int mtuprobes; /* Number of probes */ + timeout_t mtutimeout; /* Probe event */ - uint32_t sent_seqno; /* Sequence number last sent to this node */ - uint32_t received_seqno; /* Sequence number last received from this node */ - 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 */ + struct utcp *utcp; uint64_t in_packets; uint64_t in_bytes; uint64_t out_packets; uint64_t out_bytes; + + char *canonical_address; /* The canonical address of this node, if known */ + sockaddr_t recent[5]; /* Recently seen addresses */ } node_t; -extern struct node_t *myself; -extern splay_tree_t *node_tree; -extern splay_tree_t *node_udp_tree; - -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_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 void init_nodes(struct meshlink_handle *mesh); +extern void exit_nodes(struct meshlink_handle *mesh); +extern node_t *new_node(void) __attribute__((__malloc__)); +extern void free_node(node_t *n); +extern void node_add(struct meshlink_handle *mesh, node_t *n); +extern void node_del(struct meshlink_handle *mesh, node_t *n); +extern node_t *lookup_node(struct meshlink_handle *mesh, const char *name); +extern node_t *lookup_node_udp(struct meshlink_handle *mesh, const sockaddr_t *sa); +extern void update_node_udp(struct meshlink_handle *mesh, node_t *n, const sockaddr_t *sa); + +#endif