X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnet.h;h=ba17331ce18bd0486f64c2a08cb944093dbd47de;hp=2ed8a9cee1630e871832589a2020658e2e577fe3;hb=fcf869cd4250a240ea8d443f70fa373e4fbacf07;hpb=a0f7af3ed79c55d9680cbb0a569b3c8987581d43

diff --git a/src/net.h b/src/net.h
index 2ed8a9ce..ba17331c 100644
--- a/src/net.h
+++ b/src/net.h
@@ -1,6 +1,7 @@
 /*
     net.h -- header for net.c
-    Copyright (C) 1998,1999,2000 Ivo Timmermans <zarq@iname.com>
+    Copyright (C) 1998-2001 Ivo Timmermans <zarq@iname.com>
+                  2000,2001 Guus Sliepen <guus@sliepen.warande.net>
 
     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
@@ -16,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: net.h,v 1.9.4.23 2000/11/30 23:18:21 zarq Exp $
+    $Id: net.h,v 1.9.4.31 2001/05/25 11:54:28 guus Exp $
 */
 
 #ifndef __TINC_NET_H__
@@ -26,8 +27,9 @@
 
 #include "config.h"
 
-#define MAXSIZE 1700  /* should be a bit more than the MTU for the tapdevice */
+#define MAXSIZE 1700	/* should be a bit more than the MTU for the tapdevice */
 #define MTU 1600
+#define SALTLEN	2	/* to spice things up for the NSA... */
 
 #define MAC_ADDR_S "%02x:%02x:%02x:%02x:%02x:%02x"
 #define MAC_ADDR_V(x) ((unsigned char*)&(x))[0],((unsigned char*)&(x))[1], \
@@ -46,11 +48,6 @@
 
 #define MAXBUFSIZE 4096 /* Probably way too much, but it must fit every possible request. */
 
-/* flags */
-#define INDIRECTDATA        0x0001 /* Used to indicate that this host has to be reached indirect */
-#define EXPORTINDIRECTDATA  0x0002 /* Used to indicate uplink that it has to tell others to do INDIRECTDATA */
-#define TCPONLY             0x0004 /* Tells sender to send packets over TCP instead of UDP (for firewalls) */
-
 /* tap types */
 #define TAP_TYPE_ETHERTAP 0
 #define TAP_TYPE_TUNTAP   1
@@ -62,8 +59,6 @@ typedef struct mac_t
 
 typedef unsigned long ipv4_t;
 
-typedef ipv4_t ip_t; /* alias for ipv4_t */
-
 typedef struct ipv6_t
 {
   unsigned short x[8];
@@ -74,7 +69,8 @@ typedef unsigned short port_t;
 typedef short length_t;
 
 typedef struct vpn_packet_t {
-  length_t len;		/* the actual number of bytes in the `data' field */
+  length_t len;			/* the actual number of bytes in the `data' field */
+  unsigned char salt[SALTLEN];	/* two bytes of randomness */
   unsigned char data[MAXSIZE];
 } vpn_packet_t;
 
@@ -111,15 +107,15 @@ extern char *status_text[10];
 
 extern int str2opt(const char *);
 extern char *opt2str(int);
-extern int send_packet(ip_t, vpn_packet_t *);
+extern void send_packet(connection_t *, vpn_packet_t *);
+extern void receive_packet(connection_t *, vpn_packet_t *);
+extern void receive_tcppacket(connection_t *, char *, int);
+extern void accept_packet(vpn_packet_t *);
 extern int setup_network_connections(void);
 extern void close_network_connections(void);
 extern void main_loop(void);
-extern int setup_vpn_connection(connection_t *);
 extern void terminate_connection(connection_t *);
-extern void flush_queues(connection_t *);
-extern void add_queue(packet_queue_t **, void *, size_t);
-
+extern void flush_queue(connection_t *);
 
 #include <config.h>
 #ifdef HAVE_OPENSSL_RSA_H
@@ -128,6 +124,6 @@ extern void add_queue(packet_queue_t **, void *, size_t);
 # include <rsa.h>
 #endif
 
-extern int read_rsa_public_key(RSA **, const char *);
+extern int read_rsa_public_key(connection_t *);
 
 #endif /* __TINC_NET_H__ */