X-Git-Url: http://git.meshlink.io/?p=meshlink;a=blobdiff_plain;f=src%2Fnet.h;h=d1dde61481101b71ba5873c4138199ba975d2feb;hp=943b7e61097f8f20b7d7260054d6524acad79d1e;hb=19be9cf7150858311f7898fa3fb525d692d02f64;hpb=ddc6a81a854023e38b563f213aa9a449ee91add8 diff --git a/src/net.h b/src/net.h index 943b7e61..d1dde614 100644 --- a/src/net.h +++ b/src/net.h @@ -1,7 +1,7 @@ /* net.h -- header for net.c - Copyright (C) 1998-2005 Ivo Timmermans - 2000-2006 Guus Sliepen + Copyright (C) 1998-2005 Ivo Timmermans + 2000-2012 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 @@ -13,20 +13,17 @@ 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. - - $Id$ + 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., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef __TINC_NET_H__ #define __TINC_NET_H__ -#include -#include - #include "ipv6.h" +#include "cipher.h" +#include "digest.h" #ifdef ENABLE_JUMBOGRAMS #define MTU 9018 /* 9000 bytes payload + 14 bytes ethernet header + 4 bytes VLAN tag */ @@ -34,13 +31,11 @@ #define MTU 1518 /* 1500 bytes payload + 14 bytes ethernet header + 4 bytes VLAN tag */ #endif -#define MAXSIZE (MTU + 4 + EVP_MAX_BLOCK_LENGTH + EVP_MAX_MD_SIZE + MTU/64 + 20) /* MTU + seqno + padding + HMAC + compressor overhead */ +#define MAXSIZE (MTU + 4 + CIPHER_MAX_BLOCK_SIZE + DIGEST_MAX_SIZE + MTU/64 + 20) /* MTU + seqno + padding + HMAC + compressor overhead */ #define MAXBUFSIZE ((MAXSIZE > 2048 ? MAXSIZE : 2048) + 128) /* Enough room for a request with a MAXSIZEd packet or a 8192 bits RSA key */ #define MAXSOCKETS 8 /* Probably overkill... */ -#define MAXQUEUELENGTH 8 /* Maximum number of packats in a single queue */ - typedef struct mac_t { uint8_t x[6]; } mac_t; @@ -88,17 +83,6 @@ typedef struct vpn_packet_t { uint8_t data[MAXSIZE]; } vpn_packet_t; -typedef struct queue_element_t { - void *packet; - struct queue_element_t *prev; - struct queue_element_t *next; -} queue_element_t; - -typedef struct packet_queue_t { - queue_element_t *head; - queue_element_t *tail; -} packet_queue_t; - typedef struct listen_socket_t { struct event ev_tcp; struct event ev_udp; @@ -108,6 +92,7 @@ typedef struct listen_socket_t { } listen_socket_t; #include "conf.h" +#include "list.h" typedef struct outgoing_t { char *name; @@ -118,17 +103,37 @@ typedef struct outgoing_t { struct event ev; } outgoing_t; +extern list_t *outgoing_list; + extern int maxoutbufsize; extern int seconds_till_retry; extern int addressfamily; +extern unsigned replaywin; +extern bool localdiscovery; extern listen_socket_t listen_socket[MAXSOCKETS]; extern int listen_sockets; extern int keylifetime; +extern int udp_rcvbuf; +extern int udp_sndbuf; extern bool do_prune; -extern bool do_purge; extern char *myport; -extern EVP_CIPHER_CTX packet_ctx; +extern int contradicting_add_edge; +extern int contradicting_del_edge; + +extern char *proxyhost; +extern char *proxyport; +extern char *proxyuser; +extern char *proxypass; +typedef enum proxytype_t { + PROXY_NONE = 0, + PROXY_SOCKS4, + PROXY_SOCKS4A, + PROXY_SOCKS5, + PROXY_HTTP, + PROXY_EXEC, +} proxytype_t; +extern proxytype_t proxytype; /* Yes, very strange placement indeed, but otherwise the typedefs get all tangled up */ #include "connection.h" @@ -137,28 +142,37 @@ extern EVP_CIPHER_CTX packet_ctx; extern void retry_outgoing(outgoing_t *); extern void handle_incoming_vpn_data(int, short, void *); extern void finish_connecting(struct connection_t *); -extern void do_outgoing_connection(struct connection_t *); +extern bool do_outgoing_connection(struct connection_t *); extern void handle_new_meta_connection(int, short, void *); extern int setup_listen_socket(const sockaddr_t *); extern int setup_vpn_in_socket(const sockaddr_t *); -extern void send_packet(const struct node_t *, vpn_packet_t *); -extern void receive_tcppacket(struct connection_t *, char *, int); +extern void send_packet(struct node_t *, vpn_packet_t *); +extern void receive_tcppacket(struct connection_t *, const char *, int); extern void broadcast_packet(const struct node_t *, vpn_packet_t *); -extern bool setup_network_connections(void); +extern char *get_name(void); +extern bool setup_network(void); extern void setup_outgoing_connection(struct outgoing_t *); extern void try_outgoing_connections(void); extern void close_network_connections(void); extern int main_loop(void); extern void terminate_connection(struct connection_t *, bool); extern void flush_queue(struct node_t *); +extern bool node_read_ecdsa_public_key(struct node_t *); +extern bool read_ecdsa_public_key(struct connection_t *); extern bool read_rsa_public_key(struct connection_t *); extern void send_mtu_probe(struct node_t *); extern void handle_device_data(int, short, void *); extern void handle_meta_connection_data(int, short, void *); -extern void regenerate_key(); +extern void regenerate_key(void); +extern void purge(void); +extern void retry(void); +extern int reload_configuration(void); +extern void load_all_subnets(void); #ifndef HAVE_MINGW #define closesocket(s) close(s) +#else +extern CRITICAL_SECTION mutex; #endif #endif /* __TINC_NET_H__ */