X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fconnection.h;h=30102f2c7eacb838fe5912cffcf1e01941a2ef3c;hp=5f8b970a93b48e7faa262be898f1a3ac1ee4dbb2;hb=5db596c6844169f1eb5f804b72abe99d067aaa5a;hpb=627f7c22b447bd464b536cd016278545674df93d diff --git a/src/connection.h b/src/connection.h index 5f8b970a..30102f2c 100644 --- a/src/connection.h +++ b/src/connection.h @@ -1,7 +1,7 @@ /* connection.h -- header for connection.c - Copyright (C) 2000-2002 Guus Sliepen , - 2000-2002 Ivo Timmermans + Copyright (C) 2000-2003 Guus Sliepen , + 2000-2003 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 @@ -17,7 +17,7 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id: connection.h,v 1.1.2.27 2002/06/21 10:11:12 guus Exp $ + $Id: connection.h,v 1.1.2.33 2003/07/12 17:41:45 guus Exp $ */ #ifndef __TINC_CONNECTION_H__ @@ -50,72 +50,74 @@ #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; + 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 */ - - 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 */ - 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 */ - const EVP_MD *indigest; - const EVP_MD *outdigest; - 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 */ + 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 */ + + 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 */ + 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 */ + const EVP_MD *indigest; + const EVP_MD *outdigest; + 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 reqlen; /* length of incoming request */ + 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 connection_t *broadcast; extern void init_connections(void); extern void exit_connections(void); -extern connection_t *new_connection(void); +extern connection_t *new_connection(void) __attribute__ ((malloc)); 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__ */ +#endif /* __TINC_CONNECTION_H__ */