X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=lib%2Fconnection.h;fp=lib%2Fconnection.h;h=0000000000000000000000000000000000000000;hb=013a2e159e42c46808ea8d0b6abd57525db30a50;hp=6ce7f87966b3dc1f339c815a7bca721fdbe98a09;hpb=efa5148bc76effb440d807d653dda02de050fde0;p=tinc diff --git a/lib/connection.h b/lib/connection.h deleted file mode 100644 index 6ce7f879..00000000 --- a/lib/connection.h +++ /dev/null @@ -1,141 +0,0 @@ -/* - connection.h -- header for connection.c - Copyright (C) 2000-2002 Guus Sliepen , - 2000-2002 Ivo Timmermans - - 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: connection.h,v 1.1 2002/04/28 12:46:25 zarq Exp $ -*/ - -#ifndef __TINC_CONNECTION_H__ -#define __TINC_CONNECTION_H__ - -#include - -#include -#include - -#ifdef USE_OPENSSL -# ifdef HAVE_OPENSSL_EVP_H -# include -# else -# include -# endif - -# ifdef HAVE_OPENSSL_RSA_H -# include -# else -# include -# endif -#endif /* USE_OPENSSL */ - -#ifdef USE_GCRYPT -# include -#endif - -#include "net.h" -#include "conf.h" - -#include "node.h" -#include "edge.h" - -#define OPTION_INDIRECT 0x0001 -#define OPTION_TCPONLY 0x0002 - -typedef struct connection_status_t { - int pinged:1; /* sent ping */ - int active:1; /* 1 if active.. */ - int connecting:1; /* 1 if we are waiting for a non-blocking connect() to finish */ - int termreq:1; /* the termination of this connection was requested */ - int remove:1; /* Set to 1 if you want this connection removed */ - int timeout:1; /* 1 if gotten timeout */ - int encryptout:1; /* 1 if we can encrypt outgoing traffic */ - int decryptin:1; /* 1 if we have to decrypt incoming traffic */ - int mst:1; /* 1 if this connection is part of a minimum spanning tree */ - int unused:18; -} connection_status_t; - -typedef struct connection_t { - char *name; /* name he claims to have */ - - sockaddr_t address; /* his real (internet) ip */ - char *hostname; /* the hostname of its real ip */ - int protocol_version; /* used protocol */ - - int socket; /* socket used for this connection */ - long int options; /* options for this connection */ - struct connection_status_t status; /* status info */ - int estimated_weight; /* estimation for the weight of the edge for this connection */ - struct timeval start; /* time this connection was started, used for above estimation */ - struct outgoing_t *outgoing; /* used to keep track of outgoing connections */ - - struct node_t *node; /* node associated with the other end */ - struct edge_t *edge; /* edge associated with this connection */ - -#ifdef USE_OPENSSL - RSA *rsa_key; /* his public/private key */ - const EVP_CIPHER *incipher; /* Cipher he will use to send data to us */ - const EVP_CIPHER *outcipher; /* Cipher we will use to send data to him */ - EVP_CIPHER_CTX *inctx; /* Context of encrypted meta data that will come from him to us */ - EVP_CIPHER_CTX *outctx; /* Context of encrypted meta data that will be sent from us to him */ - const EVP_MD *indigest; - const EVP_MD *outdigest; -#endif - -#ifdef USE_GCRYPT - GCRY_SEXP rsa_key; - GCRY_CIPHER_HD incipher; - GCRY_CIPHER_HD outcipher; - GCRY_CIPHER_HD inctx; - GCRY_CIPHER_HD outctx; - GCRY_MD_HD indigest; - GCRY_MD_HD outdigest; - /* FIXME */ -#endif - - char *inkey; /* His symmetric meta key + iv */ - char *outkey; /* Our symmetric meta key + iv */ - int inkeylength; /* Length of his key + iv */ - int outkeylength; /* Length of our key + iv */ - int inmaclength; - int outmaclength; - int incompression; - int outcompression; - char *mychallenge; /* challenge we received from him */ - char *hischallenge; /* challenge we sent to him */ - - char buffer[MAXBUFSIZE]; /* metadata input buffer */ - int buflen; /* bytes read into 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 */ - - avl_tree_t *config_tree; /* Pointer to configuration tree belonging to him */ -} connection_t; - -extern avl_tree_t *connection_tree; - -extern void init_connections(void); -extern void exit_connections(void); -extern connection_t *new_connection(void); -extern void free_connection(connection_t *); -extern void connection_add(connection_t *); -extern void connection_del(connection_t *); -extern void dump_connections(void); -extern int read_connection_config(connection_t *); - -#endif /* __TINC_CONNECTION_H__ */