/*
net.h -- header for net.c
- Copyright (C) 1998-2003 Ivo Timmermans <zarq@iname.com>
- 2000-2003 Guus Sliepen <guus@sliepen.eu.org>
+ Copyright (C) 1998-2005 Ivo Timmermans
+ 2000-2009 Guus Sliepen <guus@tinc-vpn.org>
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
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: net.h,v 1.9.4.67 2003/07/24 12:08:15 guus Exp $
+ 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__
#include "ipv6.h"
#ifdef ENABLE_JUMBOGRAMS
-#define MTU 9014 /* 9000 bytes payload + 14 bytes ethernet header */
+#define MTU 9018 /* 9000 bytes payload + 14 bytes ethernet header + 4 bytes VLAN tag */
#else
-#define MTU 1514 /* 1500 bytes payload + 14 bytes ethernet header */
+#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 MAXSOCKETS 128 /* Overkill... */
-#define MAXQUEUELENGTH 8 /* Maximum number of packats in a single queue */
-
typedef struct mac_t {
uint8_t x[6];
} mac_t;
typedef short length_t;
+#define AF_UNKNOWN 255
+
+struct sockaddr_unknown {
+ uint16_t family;
+ uint16_t pad1;
+ uint32_t pad2;
+ char *address;
+ char *port;
+};
+
typedef union sockaddr_t {
struct sockaddr sa;
struct sockaddr_in in;
struct sockaddr_in6 in6;
+ struct sockaddr_unknown unknown;
#ifdef HAVE_STRUCT_SOCKADDR_STORAGE
struct sockaddr_storage storage;
#endif
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 {
int tcp;
int udp;
} listen_socket_t;
#include "conf.h"
+#include "list.h"
typedef struct outgoing_t {
char *name;
struct config_t *cfg;
struct addrinfo *ai;
struct addrinfo *aip;
+ struct event *event;
} outgoing_t;
-extern int maxtimeout;
+extern list_t *outgoing_list;
+
+extern int maxoutbufsize;
extern int seconds_till_retry;
extern int addressfamily;
+extern unsigned replaywin;
extern listen_socket_t listen_socket[MAXSOCKETS];
extern int listen_sockets;
extern int keyexpires;
extern int keylifetime;
+extern int udp_rcvbuf;
+extern int udp_sndbuf;
extern bool do_prune;
extern bool do_purge;
extern char *myport;
extern time_t now;
-extern EVP_CIPHER_CTX packet_ctx;
+extern int contradicting_add_edge;
+extern int contradicting_del_edge;
/* Yes, very strange placement indeed, but otherwise the typedefs get all tangled up */
#include "connection.h"
extern void send_packet(const struct node_t *, vpn_packet_t *);
extern void receive_tcppacket(struct connection_t *, char *, int);
extern void broadcast_packet(const struct node_t *, vpn_packet_t *);
-extern bool setup_network_connections(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 void main_loop(void);
+extern int main_loop(void);
extern void terminate_connection(struct connection_t *, bool);
extern void flush_queue(struct node_t *);
extern bool read_rsa_public_key(struct connection_t *);
+extern void send_mtu_probe(struct node_t *);
+extern void load_all_subnets();
+
+#ifndef HAVE_MINGW
+#define closesocket(s) close(s)
+#else
+extern CRITICAL_SECTION mutex;
+#endif
#endif /* __TINC_NET_H__ */