X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/7825cd72d4ed1f9f2eb7d5bc72aea0e9098b66e5..817af0291569f769947e8c14650bdf2f588addfb:/l2tpns.h

diff --git a/l2tpns.h b/l2tpns.h
index d29c547..0460a38 100644
--- a/l2tpns.h
+++ b/l2tpns.h
@@ -1,5 +1,5 @@
 // L2TPNS Global Stuff
-// $Id: l2tpns.h,v 1.51 2005/01/07 07:17:13 bodea Exp $
+// $Id: l2tpns.h,v 1.53 2005/01/13 07:57:39 bodea Exp $
 
 #ifndef __L2TPNS_H__
 #define __L2TPNS_H__
@@ -228,9 +228,15 @@ sessiont;
 
 typedef struct
 {
+	// byte counters
 	uint32_t cin;
 	uint32_t cout;
-} sessioncountt;
+
+	// DoS prevention
+	clockt last_packet_out;
+	uint32_t packets_out;
+	uint32_t packets_dropped;
+} sessionlocalt;
 
 #define	SESSIONPFC	1	// PFC negotiated flags
 #define	SESSIONACFC	2	// ACFC negotiated flags
@@ -333,6 +339,7 @@ struct Tstats
     uint32_t	tun_tx_bytes;
     uint32_t	tun_rx_errors;
     uint32_t	tun_tx_errors;
+    uint32_t	tun_rx_dropped;
 
     uint32_t	tunnel_rx_packets;
     uint32_t	tunnel_tx_packets;
@@ -470,7 +477,8 @@ typedef struct
 	int		next_tbf;			// Next HTB id available to use
 	int		scheduler_fifo;			// If the system has multiple CPUs, use FIFO scheduling policy for this process.
 	int		lock_pages;			// Lock pages into memory.
-	int		icmp_rate;			// Max number of ICMP unreachable per second to send>
+	int		icmp_rate;			// Max number of ICMP unreachable per second to send
+	int		max_packets;			// DoS prevention: per session limit of packets/0.1s
 
 	in_addr_t	cluster_address;		// Multicast address of cluster.
 							// Send to this address to have everyone hear.
@@ -636,7 +644,7 @@ void host_unreachable(in_addr_t destination, uint16_t id, in_addr_t source, char
 
 extern tunnelt *tunnel;
 extern sessiont *session;
-extern sessioncountt *sess_count;
+extern sessionlocalt *sess_local;
 extern ippoolt *ip_address_pool;
 #define sessionfree (session[0].next)