Fix: loopback protection

[l2tpns.git] / cluster.h

diff --git a/cluster.h b/cluster.h
index a733b19..0581647 100644 (file)
--- a/cluster.h
+++ b/cluster.h
@@ -1,5 +1,5 @@
 // L2TPNS Clustering Stuff
 // L2TPNS Clustering Stuff

-// $Id: cluster.h,v 1.13 2005/06/28 14:48:19 bodea Exp $
+// $Id: cluster.h,v 1.16 2006-12-04 20:54:51 bodea Exp $

 
 #ifndef __CLUSTER_H__
 #define __CLUSTER_H__
 
 #ifndef __CLUSTER_H__
 #define __CLUSTER_H__


@@ -21,8 +21,15 @@
 #define C_GARDEN               14      // Gardened packet
 #define C_MASTER               15      // Tell a slave the address of the master.
 #define C_FORWARD_DAE          16      // A DAE packet for the master to handle
 #define C_GARDEN               14      // Gardened packet
 #define C_MASTER               15      // Tell a slave the address of the master.
 #define C_FORWARD_DAE          16      // A DAE packet for the master to handle

-
-#define HB_VERSION             5       // Protocol version number..
+#define C_BUNDLE               17      // Bundle structure.
+#define C_CBUNDLE              18      // Compressed bundle structure.
+#define C_MPPP_FORWARD 19      // MPPP Forwarded packet..
+
+#ifdef LAC
+#define HB_VERSION             7       // Protocol version number..
+#else
+#define HB_VERSION             6       // Protocol version number..
+#endif

 #define HB_MAX_SEQ             (1<<30) // Maximum sequence number. (MUST BE A POWER OF 2!)
 #define HB_HISTORY_SIZE                64      // How many old heartbeats we remember?? (Must be a factor of HB_MAX_SEQ)
 
 #define HB_MAX_SEQ             (1<<30) // Maximum sequence number. (MUST BE A POWER OF 2!)
 #define HB_HISTORY_SIZE                64      // How many old heartbeats we remember?? (Must be a factor of HB_MAX_SEQ)
 


@@ -43,16 +50,18 @@ typedef struct {
 
        uint32_t highsession;   // Id of the highest in-use session.
        uint32_t freesession;   // Id of the first free session.
 
        uint32_t highsession;   // Id of the highest in-use session.
        uint32_t freesession;   // Id of the first free session.

+       uint32_t highbundle;    // Id of the highest used bundle.

        uint32_t hightunnel;    // Id of the highest used tunnel.
        uint32_t size_sess;     // Size of the session structure.
 
        uint32_t hightunnel;    // Id of the highest used tunnel.
        uint32_t size_sess;     // Size of the session structure.
 

+       uint32_t size_bund;     // size of the bundle structure.

        uint32_t size_tunn;     // size of the tunnel structure.
        uint32_t interval;      // ping/heartbeat interval
        uint32_t timeout;       // heartbeat timeout
 
        uint64_t table_version; // # state changes processed by cluster
 
        uint32_t size_tunn;     // size of the tunnel structure.
        uint32_t interval;      // ping/heartbeat interval
        uint32_t timeout;       // heartbeat timeout
 
        uint64_t table_version; // # state changes processed by cluster
 

-       char reserved[128 - 13*sizeof(uint32_t)];       // Pad out to 128 bytes.
+       char reserved[128 - 13*sizeof(uint32_t) - sizeof(uint64_t)];    // Pad out to 128 bytes.

 } heartt;
 
 typedef struct {               /* Used to update byte counters on the */
 } heartt;
 
 typedef struct {               /* Used to update byte counters on the */


@@ -72,13 +81,16 @@ typedef struct {
 } pingt;
 
 int cluster_init(void);
 } pingt;
 
 int cluster_init(void);

-int processcluster(char *buf, int size, in_addr_t addr);
+int processcluster(uint8_t *buf, int size, in_addr_t addr);
+int cluster_listinvert_session(int sidnew, int sidtodel);

 int cluster_send_session(int sid);
 int cluster_send_session(int sid);

+int cluster_send_bundle(int bid);

 int cluster_send_tunnel(int tid);
 int cluster_send_tunnel(int tid);

-int master_forward_packet(char *data, int size, in_addr_t addr, int port);
-int master_forward_dae_packet(char *data, int size, in_addr_t addr, int port);
-int master_throttle_packet(int tid, char *data, int size);
-int master_garden_packet(sessionidt s, char *data, int size);
+int master_forward_packet(uint8_t *data, int size, in_addr_t addr, int port);
+int master_forward_dae_packet(uint8_t *data, int size, in_addr_t addr, int port);
+int master_throttle_packet(int tid, uint8_t *data, int size);
+int master_garden_packet(sessionidt s, uint8_t *data, int size);
+int master_forward_mppp_packet(sessionidt s, uint8_t *data, int size);

 void master_update_counts(void);
 void cluster_send_ping(time_t basetime);
 void cluster_heartbeat(void);
 void master_update_counts(void);
 void cluster_send_ping(time_t basetime);
 void cluster_heartbeat(void);